/* roulang page: index */
:root {
            --color-primary: #0B3B2C;
            --color-primary-light: #14624B;
            --color-primary-soft: #DFEFE8;
            --color-accent: #C9A063;
            --color-accent-light: #DAB87C;
            --color-deep: #0E2A22;
            --color-bg: #F5F6F3;
            --color-surface: #FFFFFF;
            --color-text: #1A2A24;
            --color-text-secondary: #5A6B63;
            --color-border: #E3E7E2;
            --color-success: #2E7D5B;
            --radius-sm: 6px;
            --radius: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 1px 2px rgba(6, 40, 30, 0.06), 0 4px 12px rgba(6, 40, 30, 0.05);
            --shadow-md: 0 8px 30px rgba(6, 40, 30, 0.12);
            --shadow-hover: 0 2px 4px rgba(6, 40, 30, 0.06), 0 12px 32px rgba(6, 40, 30, 0.12);
            --ease: cubic-bezier(0.2, 0, 0, 1);
            --speed: 250ms;
            --font-heading: "Rajdhani", "DIN Alternate", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Inter", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--color-primary-light);
            text-decoration: none;
            transition: color var(--speed) var(--ease);
        }

        a:hover {
            color: var(--color-primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--color-text);
            margin: 0 0 .5em;
            line-height: 1.2;
            font-weight: 700;
        }

        p {
            margin: 0 0 1rem;
        }

        button {
            border: none;
            font-family: inherit;
        }

        .container {
            max-width: 1320px;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1380px;
            }
        }

        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .section {
            padding: clamp(70px, 8vw, 112px) 0;
        }

        .section-head {
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            display: inline-block;
            font-size: .85rem;
            font-weight: 600;
            letter-spacing: .08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-head h2 {
            font-size: clamp(1.7rem, 2.5vw, 2.75rem);
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .section-head p {
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-bottom: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 12px 24px;
            font-size: 1rem;
            line-height: 1.4;
            border: 1px solid transparent;
            transition: all var(--speed) var(--ease);
        }

        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #1c211e;
            box-shadow: 0 4px 14px rgba(201, 160, 99, 0.3);
        }

        .btn-accent:hover {
            background: var(--color-accent-light);
            color: #131a16;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(201, 160, 99, 0.35);
        }

        .btn-primary-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .btn-primary-dark:hover {
            background: var(--color-primary-light);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.55);
            color: #fff;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: transparent;
        }

        .btn-outline:hover {
            background: var(--color-primary-soft);
            color: var(--color-primary);
            transform: translateY(-2px);
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(11, 59, 44, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
        }

        .site-header.is-scrolled {
            background: rgba(11, 59, 44, 0.97);
            box-shadow: 0 8px 30px rgba(6, 40, 30, 0.18);
        }

        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }

        .navbar-brand {
            display: inline-block;
            font-family: var(--font-heading);
            font-size: 1.55rem;
            font-weight: 800;
            color: #fff !important;
            letter-spacing: 0.02em;
            line-height: 1;
            margin: 0;
        }

        .navbar-brand span {
            color: var(--color-accent);
        }

        .site-header .nav-item {
            margin: 0 4px;
        }

        .site-header .nav-link {
            color: rgba(255, 255, 255, 0.88);
            font-weight: 500;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            position: relative;
        }

        .site-header .nav-link:hover,
        .site-header .nav-link:focus {
            color: #fff;
        }

        .site-header .nav-link.active {
            color: #fff;
        }

        .site-header .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }

        .mega-nav {
            position: relative;
        }

        .mega-trigger {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.7);
            margin-left: -4px;
            font-size: .8rem;
        }

        .mega-trigger:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 14px);
            left: -220px;
            width: 760px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 28px;
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            gap: 32px;
            z-index: 1090;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity var(--speed) var(--ease), transform var(--speed) var(--ease), visibility var(--speed) var(--ease);
            border: 1px solid rgba(14, 42, 34, 0.04);
        }

        .mega-nav.open .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-head {
            font-size: .8rem;
            letter-spacing: .1em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            font-weight: 700;
        }

        .mega-links li {
            margin-bottom: 4px;
        }

        .mega-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: 8px;
            color: var(--color-text);
            font-weight: 500;
        }

        .mega-links a i {
            color: var(--color-accent);
            width: 18px;
            text-align: center;
        }

        .mega-links a:hover {
            background: var(--color-primary-soft);
            color: var(--color-primary);
        }

        .mega-feature {
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--color-deep);
            color: #fff;
            display: flex;
            flex-direction: column;
        }

        .mega-feature img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .mega-feature-body {
            padding: 18px 20px 20px;
        }

        .mega-feature-body span {
            font-size: .8rem;
            color: var(--color-accent);
        }

        .mega-feature-body h6 {
            color: #fff;
            margin: 6px 0 4px;
            font-size: 1.05rem;
        }

        .mega-feature-body p {
            font-size: .88rem;
            color: rgba(255, 255, 255, .72);
            margin-bottom: 12px;
        }

        .mega-foot {
            border-top: 1px solid var(--color-border);
            grid-column: 1 / -1;
            padding-top: 16px;
            text-align: right;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            margin-left: 14px;
        }

        .header-login {
            color: rgba(255, 255, 255, .9);
            font-weight: 500;
        }

        .header-login:hover {
            color: var(--color-accent);
        }

        .header-actions .btn-download {
            background: var(--color-accent);
            color: #18211d;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
        }

        .header-actions .btn-download:hover {
            background: var(--color-accent-light);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201, 160, 99, .3);
        }

        .custom-toggler {
            width: 42px;
            height: 42px;
            border-radius: 8px;
            background: rgba(255, 255, 255, .06);
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 0;
        }

        .custom-toggler .toggler-line {
            display: block;
            width: 20px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all .3s;
        }

        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(2) {
            opacity: 0;
        }

        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .hero {
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            background: var(--color-deep);
            overflow: hidden;
            padding: 130px 0 80px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: .38;
        }

        .hero::after {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background: linear-gradient(90deg, rgba(14, 42, 34, 0.94) 0%, rgba(14, 42, 34, 0.76) 42%, rgba(14, 42, 34, 0.42) 100%);
            z-index: 1;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .08);
            color: var(--color-accent);
            border: 1px solid rgba(201, 160, 99, .35);
            padding: 7px 16px;
            border-radius: 30px;
            font-size: .84rem;
            font-weight: 500;
            margin-bottom: 24px;
            backdrop-filter: blur(8px);
        }

        .hero-badge i {
            font-size: .75rem;
        }

        .hero h1 {
            color: #fff;
            font-size: clamp(2.2rem, 4vw + 1rem, 4.3rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.08;
            margin-bottom: 20px;
        }

        .hero-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 30px;
        }

        .hero-actions {
            margin-bottom: 36px;
        }

        .hero-meta {
            border-top: 1px solid rgba(255, 255, 255, 0.14);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 36px;
        }

        .hero-meta ul {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
        }

        .hero-meta li {
            display: flex;
            flex-direction: column;
            color: rgba(255, 255, 255, 0.88);
        }

        .hero-meta strong {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
        }

        .hero-meta span {
            font-size: .82rem;
            color: rgba(255, 255, 255, 0.6);
        }

        .hero-visual {
            position: relative;
            z-index: 2;
        }

        .visual-device {
            position: relative;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 30px;
            padding: 12px;
            backdrop-filter: blur(6px);
            box-shadow: 0 40px 80px rgba(0, 0, 0, 0.3);
            max-width: 420px;
            margin-left: auto;
        }

        .visual-device::before {
            content: "";
            display: block;
            width: 80px;
            height: 6px;
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.2);
            margin: 0 auto 10px;
        }

        .visual-device img {
            border-radius: 22px;
            width: 100%;
            height: 520px;
            object-fit: cover;
        }

        .visual-float {
            position: absolute;
            right: -16px;
            top: 42px;
            background: #fff;
            border-radius: 12px;
            padding: 12px 16px;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--color-text);
            font-size: .9rem;
            animation: floatUp 3.8s ease-in-out infinite;
        }

        .visual-float i {
            color: var(--color-primary);
            font-size: 1.2rem;
        }

        .visual-float span {
            display: block;
            font-weight: 400;
            color: var(--color-text-secondary);
            font-size: .78rem;
        }

        @keyframes floatUp {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }

        .entry-section {
            background: var(--color-surface);
            padding-bottom: 0;
        }

        .entry-grid {
            display: grid;
            grid-template-columns: 1.2fr .85fr .85fr;
            grid-template-rows: repeat(2, auto);
            gap: 24px;
        }

        .entry-card {
            position: relative;
            border-radius: 14px;
            overflow: hidden;
            min-height: 220px;
            display: flex;
            align-items: flex-end;
            padding: 24px;
            background: var(--color-deep);
            box-shadow: var(--shadow-sm);
            transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
        }

        .entry-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .entry-card .entry-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: .55;
            transition: transform .4s var(--ease), opacity .3s;
        }

        .entry-card:hover .entry-img {
            transform: scale(1.04);
            opacity: .72;
        }

        .entry-card-content {
            position: relative;
            z-index: 2;
            color: #fff;
            width: 100%;
        }

        .entry-card-content h3 {
            color: #fff;
            font-size: 1.35rem;
            margin-bottom: 4px;
        }

        .entry-card-content p {
            color: rgba(255, 255, 255, .76);
            font-size: .92rem;
            margin-bottom: 8px;
            max-width: 420px;
        }

        .entry-card-content .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .88rem;
            color: var(--color-accent);
            font-weight: 600;
        }

        .entry-card-large {
            grid-row: span 2;
            min-height: 440px;
        }

        .entry-card-middle {
            background: var(--color-primary);
        }

        .entry-card-small {
            background: var(--color-primary-light);
        }

        .entry-card .entry-img.cover-bg {
            background-image: url('/assets/images/coverpic/cover-2.webp');
            background-size: cover;
        }

        .feature-section {
            background: var(--color-bg);
        }

        .feature-list {
            margin-top: 20px;
            border-top: 1px solid var(--color-border);
        }

        .feature-line {
            display: grid;
            grid-template-columns: 80px 1fr 2fr auto;
            gap: 24px;
            align-items: center;
            padding: 32px 12px;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--speed) var(--ease);
        }

        .feature-line:hover {
            background: rgba(255, 255, 255, 0.7);
        }

        .feature-line .feat-num {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            opacity: .8;
        }

        .feature-line .feat-icon {
            width: 56px;
            height: 56px;
            background: var(--color-primary-soft);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 1.3rem;
        }

        .feature-line h3 {
            margin-bottom: 6px;
            font-size: 1.25rem;
        }

        .feature-line p {
            color: var(--color-text-secondary);
            margin-bottom: 0;
            max-width: 560px;
        }

        .feature-line .feat-tag {
            font-size: .8rem;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 30px;
            padding: 6px 14px;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .showcase-section {
            background: var(--color-surface);
        }

        .showcase-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-sm);
            margin-bottom: 28px;
        }

        .showcase-row.reverse .showcase-img {
            order: 2;
        }

        .showcase-img {
            min-height: 320px;
            position: relative;
            overflow: hidden;
        }

        .showcase-img img {
            width: 100%;
            height: 100%;
            position: absolute;
            inset: 0;
            object-fit: cover;
            transition: transform .5s var(--ease);
        }

        .showcase-row:hover .showcase-img img {
            transform: scale(1.03);
        }

        .showcase-content {
            padding: 48px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .showcase-content .mini-label {
            align-self: flex-start;
            background: var(--color-primary-soft);
            color: var(--color-primary);
            border-radius: 30px;
            padding: 4px 12px;
            font-size: .8rem;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .showcase-content h3 {
            font-size: 1.6rem;
            margin-bottom: 14px;
        }

        .showcase-content p {
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        .showcase-points li {
            display: flex;
            gap: 10px;
            margin-bottom: 10px;
            color: var(--color-text);
            font-size: .96rem;
        }

        .showcase-points i {
            color: var(--color-accent);
            margin-top: 4px;
            font-size: .9rem;
        }

        .latest-section {
            background: var(--color-bg);
        }

        .latest-panel {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 32px;
            border: 1px solid rgba(227, 231, 226, 0.6);
        }

        .latest-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .latest-head h2 {
            margin-bottom: 0;
            font-size: 1.8rem;
        }

        .latest-head .util-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: .92rem;
        }

        .latest-list {
            border-top: 1px solid var(--color-border);
        }

        .latest-item {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 20px;
            padding: 22px 8px;
            border-bottom: 1px solid var(--color-border);
            align-items: center;
            transition: background var(--speed) var(--ease), padding-left var(--speed) var(--ease);
        }

        .latest-item:hover {
            background: rgba(11, 59, 44, 0.02);
            padding-left: 14px;
        }

        .latest-main .news-cat {
            display: inline-block;
            background: var(--color-primary-soft);
            color: var(--color-primary);
            font-size: .78rem;
            padding: 3px 12px;
            border-radius: 30px;
            margin-bottom: 8px;
        }

        .latest-main h3 {
            font-size: 1.18rem;
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .latest-main h3 a {
            color: var(--color-text);
        }

        .latest-main h3 a:hover {
            color: var(--color-primary-light);
        }

        .latest-main p {
            color: var(--color-text-secondary);
            font-size: .94rem;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .latest-time {
            font-size: .84rem;
            color: var(--color-text-secondary);
            white-space: nowrap;
            min-width: 92px;
            text-align: right;
        }

        .empty-text {
            text-align: center;
            padding: 40px 0 30px;
            color: var(--color-text-secondary);
            font-size: .96rem;
            margin-bottom: 0;
        }

        .requirement-section {
            background: var(--color-deep);
            color: #fff;
        }

        .requirement-section .section-head h2 {
            color: #fff;
        }

        .requirement-section .section-head p {
            color: rgba(255, 255, 255, .65);
        }

        .requirement-grid {
            display: grid;
            grid-template-columns: 1.25fr .8fr;
            gap: 28px;
            align-items: stretch;
        }

        .system-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 30px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .sys-row {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .sys-row .sys-icon {
            width: 48px;
            height: 48px;
            flex: 0 0 48px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        .sys-row h4 {
            color: #fff;
            font-size: 1.15rem;
            margin-bottom: 2px;
        }

        .sys-row p {
            color: rgba(255, 255, 255, .62);
            font-size: .9rem;
            margin: 0;
        }

        .metadata-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 28px;
            margin-top: 8px;
            color: rgba(255, 255, 255, .8);
            font-size: .9rem;
        }

        .metadata-list i {
            color: var(--color-accent);
            margin-right: 6px;
        }

        .qr-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            color: var(--color-text);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            box-shadow: var(--shadow-md);
        }

        .qr-card .qr-placeholder {
            width: 180px;
            height: 180px;
            background: #fff;
            border: 2px solid var(--color-border);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 4rem;
            padding: 12px;
            margin-bottom: 16px;
            background-image: radial-gradient(circle, var(--color-border) 10%, transparent 10%);
            background-size: 12px 12px;
        }

        .qr-card h4 {
            font-size: 1.2rem;
            margin-bottom: 4px;
        }

        .qr-card p {
            color: var(--color-text-secondary);
            font-size: .88rem;
            margin-bottom: 12px;
        }

        .qr-card .btn {
            width: 100%;
        }

        .reviews-section {
            background: var(--color-surface);
        }

        .reviews-summary {
            display: inline-flex;
            align-items: baseline;
            gap: 10px;
            background: var(--color-primary-soft);
            padding: 8px 18px;
            border-radius: 30px;
            color: var(--color-primary);
            font-weight: 600;
            margin-bottom: 24px;
        }

        .reviews-summary strong {
            font-size: 1.8rem;
            font-family: var(--font-heading);
            color: var(--color-primary);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: 1.08fr .92fr 1.05fr;
            gap: 24px;
            align-items: start;
        }

        .review-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
        }

        .review-card.featured-review {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(6px);
        }

        .review-card.featured-review p {
            color: rgba(255, 255, 255, .88);
        }

        .review-card.featured-review .reviewer {
            color: rgba(255, 255, 255, .72);
        }

        .review-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .review-stars {
            color: #f5b342;
            font-size: .86rem;
            margin-bottom: 14px;
            letter-spacing: .06em;
        }

        .review-card blockquote {
            margin-bottom: 20px;
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.8;
        }

        .reviewer {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text-secondary);
            font-size: .92rem;
        }

        .reviewer .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            background: #fff;
            border: 1px solid var(--color-border);
            color: var(--color-primary);
            font-size: .9rem;
        }

        .faq-section {
            background: var(--color-bg);
        }

        .faq-list {
            max-width: 880px;
            margin: 0 auto;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 8px 32px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }

        .faq-item:last-child {
            border-bottom: 0;
        }

        .faq-question {
            width: 100%;
            background: transparent;
            padding: 22px 8px 22px 30px;
            text-align: left;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            position: relative;
            cursor: pointer;
            font-family: var(--font-heading);
        }

        .faq-question::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-border);
            transform: translateY(-50%);
            transition: background var(--speed) var(--ease);
        }

        .faq-item.open .faq-question::before {
            background: var(--color-accent);
        }

        .faq-question i {
            color: var(--color-accent);
            font-size: .9rem;
            transition: transform .3s;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            display: none;
            padding: 0 8px 22px 30px;
            color: var(--color-text-secondary);
            font-size: .95rem;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            display: block;
            animation: fadeIn .3s;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-4px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .download-cta {
            background: var(--color-primary);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .download-cta::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: .16;
        }

        .download-cta .container {
            position: relative;
            z-index: 2;
        }

        .download-cta h2 {
            color: #fff;
            font-size: clamp(1.8rem, 2.5vw, 2.8rem);
            margin-bottom: 12px;
        }

        .download-cta p {
            color: rgba(255, 255, 255, .72);
            max-width: 660px;
            margin: 0 auto 26px;
            font-size: 1.04rem;
        }

        .cta-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin-bottom: 14px;
        }

        .qr-mini {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 10px;
            padding: 8px 16px;
            color: rgba(255, 255, 255, .8);
            font-size: .84rem;
        }

        .qr-mini .qr-dot {
            width: 34px;
            height: 34px;
            border-radius: 6px;
            background: var(--color-surface);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .site-footer {
            background: var(--color-deep);
            color: rgba(255, 255, 255, .7);
            padding: 72px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr .8fr .8fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .footer-logo {
            font-size: 1.6rem;
            color: #fff;
            font-weight: 800;
            font-family: var(--font-heading);
            margin-bottom: 12px;
            display: inline-block;
        }

        .footer-brand p {
            font-size: .92rem;
            color: rgba(255, 255, 255, .58);
            max-width: 340px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
            margin-top: 18px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .08);
            color: rgba(255, 255, 255, .8);
            font-size: .9rem;
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-deep);
        }

        .footer-col h5 {
            color: #fff;
            font-size: .95rem;
            letter-spacing: .08em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .footer-col li {
            margin-bottom: 8px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, .62);
            font-size: .94rem;
        }

        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: .82rem;
            color: rgba(255, 255, 255, .5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .5);
        }

        @media (max-width: 1199.98px) {
            .mega-panel {
                width: 680px;
                left: -140px;
            }
            .feature-line {
                grid-template-columns: 64px 1fr 1.6fr;
            }
            .feature-line .feat-tag {
                display: none;
            }
            .review-card {
                padding: 22px;
            }
        }

        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-deep);
                border-bottom: 1px solid rgba(255, 255, 255, .08);
                padding: 20px;
                max-height: calc(100vh - 72px);
                overflow-y: auto;
            }

            .site-header .nav-item {
                margin: 0;
            }

            .site-header .nav-link {
                display: block;
                padding: 12px 10px;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
            }

            .site-header .nav-link.active::after {
                display: none;
            }

            .mega-nav {
                display: flex;
                justify-content: space-between;
                align-items: center;
                flex-wrap: wrap;
            }

            .mega-panel {
                position: static;
                width: 100%;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                background: rgba(255, 255, 255, .06);
                border: 0;
                color: #fff;
                padding: 18px;
                display: none;
            }

            .mega-nav.open .mega-panel {
                display: grid;
                gap: 18px;
            }

            .mega-feature-body h6 {
                color: #fff;
            }

            .mega-foot {
                border-color: rgba(255, 255, 255, .12);
            }

            .mega-foot a {
                color: var(--color-accent);
            }

            .header-actions {
                margin: 18px 0 0;
                justify-content: flex-start;
            }

            .hero {
                padding: 120px 0 64px;
            }

            .hero-visual {
                display: none;
            }

            .hero-badge {
                font-size: .78rem;
            }

            .hero-sub {
                font-size: 1rem;
            }

            .entry-grid {
                grid-template-columns: 1fr 1fr;
            }

            .entry-card-large {
                grid-row: auto;
                min-height: 260px;
            }

            .showcase-content {
                padding: 36px;
            }

            .requirement-grid {
                grid-template-columns: 1fr;
            }

            .reviews-grid {
                grid-template-columns: 1fr 1fr;
            }

            .review-card:last-child {
                grid-column: span 2;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 767.98px) {
            .showcase-row {
                grid-template-columns: 1fr;
            }

            .showcase-img {
                min-height: 240px;
            }

            .showcase-img img {
                position: static;
                height: 280px;
            }

            .showcase-row.reverse .showcase-img {
                order: 0;
            }

            .entry-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .entry-card-large {
                min-height: 220px;
                grid-column: span 2;
            }

            .entry-card-content p {
                font-size: .86rem;
            }

            .reviews-grid {
                grid-template-columns: 1fr;
            }

            .review-card:last-child {
                grid-column: auto;
            }
        }

        @media (max-width: 575.98px) {
            .section {
                padding: 56px 0;
            }

            .hero {
                min-height: 84vh;
                padding: 110px 0 48px;
            }

            .hero-badge {
                padding: 5px 12px;
                font-size: .78rem;
            }

            .hero h1 {
                font-size: clamp(1.8rem, 7vw, 2.5rem);
            }

            .hero-sub {
                font-size: .96rem;
                line-height: 1.7;
            }

            .hero-actions .btn {
                padding: 10px 18px;
                font-size: .92rem;
            }

            .hero-meta ul {
                gap: 22px;
            }

            .hero-meta strong {
                font-size: 1.15rem;
            }

            .feature-line {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 24px 8px;
            }

            .feature-line .feat-icon {
                width: 46px;
                height: 46px;
                font-size: 1.05rem;
            }

            .feature-line .feat-num {
                position: absolute;
                right: 16px;
            }

            .feature-list {
                position: relative;
            }

            .latest-panel {
                padding: 20px;
            }

            .latest-item {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .latest-time {
                text-align: left;
                min-width: auto;
            }

            .system-card {
                padding: 24px 18px;
            }

            .metadata-list {
                gap: 10px 18px;
            }

            .qr-card {
                padding: 24px;
            }

            .qr-card .qr-placeholder {
                width: 160px;
                height: 160px;
                font-size: 3.4rem;
            }

            .faq-list {
                padding: 4px 20px;
            }

            .faq-question {
                font-size: .95rem;
                padding: 18px 6px 18px 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cta-btns {
                flex-direction: column;
            }

            .cta-btns .btn {
                width: 100%;
            }

            .entry-card-content h3 {
                font-size: 1.2rem;
            }

            .entry-card-content {
                padding: 0;
            }

            .entry-card {
                padding: 18px;
                min-height: 180px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category1 */
:root{
    --color-primary:#0B3B2C;
    --color-primary-light:#14624B;
    --color-accent:#C9A063;
    --color-accent-bright:#dbb37b;
    --color-deep:#0E2A22;
    --color-bg:#F5F6F3;
    --color-surface:#FFFFFF;
    --color-text:#1A2A24;
    --color-text-secondary:#5A6B63;
    --color-border:#E3E7E2;
    --color-success:#2E7D5B;
    --shadow-sm:0 1px 2px rgba(6,40,30,.06),0 4px 12px rgba(6,40,30,.05);
    --shadow-md:0 8px 30px rgba(6,40,30,.12);
    --shadow-hover:0 2px 4px rgba(6,40,30,.06),0 12px 32px rgba(6,40,30,.12);
    --radius-card:12px;
    --radius-btn:6px;
    --font-head:"Rajdhani","DIN Alternate","PingFang SC","Microsoft YaHei",sans-serif;
    --font-body:"Inter","Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
    --ease:cubic-bezier(.2,0,0,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
    margin:0;
    font-family:var(--font-body);
    background:var(--color-bg);
    color:var(--color-text);
    line-height:1.75;
    font-size:1rem;
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-primary);text-decoration:none;transition:color .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);}
a:hover{color:var(--color-primary-light);}
button:focus-visible,.nav-link:focus-visible,.navbar-toggler:focus-visible,.mega-trigger:focus-visible,.btn:focus-visible,.faq-link:focus-visible{
    outline:2px solid var(--color-accent);
    outline-offset:2px;
}
.container{max-width:1320px;padding-left:24px;padding-right:24px;}
@media(max-width:576px){
    .container{padding-left:16px;padding-right:16px;}
}
.site-header{
    position:sticky;
    top:0;
    z-index:1030;
    background:rgba(11,59,44,.94);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    box-shadow:0 1px 0 rgba(255,255,255,.06),0 8px 24px rgba(4,26,19,.18);
    border-bottom:1px solid rgba(255,255,255,.08);
}
.navbar{padding:14px 0;min-height:72px;}
.navbar-brand{
    font-family:var(--font-head);
    font-weight:800;
    font-size:1.65rem;
    color:var(--color-surface);
    line-height:1.2;
    letter-spacing:-0.01em;
}
.navbar-brand span{color:var(--color-accent);}
.navbar-brand:hover{color:#fff;}
.navbar-nav{margin-left:auto;margin-right:auto;}
.nav-item{position:relative;padding:0 6px;}
.nav-link{
    color:rgba(255,255,255,.88);
    font-weight:500;
    padding:10px 14px !important;
    border-radius:var(--radius-btn);
    position:relative;
}
.nav-link::after{
    content:"";
    position:absolute;
    left:14px;
    right:14px;
    bottom:2px;
    height:2px;
    background:var(--color-accent);
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .25s var(--ease);
}
.nav-link:hover,.nav-link.active{color:#fff;}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{font-weight:600;}
.navbar-cta{
    display:flex;
    align-items:center;
    gap:18px;
    padding-left:16px;
    border-left:1px solid rgba(255,255,255,.12);
}
.nav-login-link{
    color:rgba(255,255,255,.9);
    font-size:.92rem;
    font-weight:500;
    padding:6px 0;
}
.nav-login-link:hover{color:var(--color-accent);}
.mega-nav{display:flex;align-items:center;}
.mega-trigger{
    background:transparent;
    border:none;
    color:rgba(255,255,255,.8);
    font-size:.7rem;
    padding:4px 4px 4px 0;
    line-height:1;
    cursor:pointer;
    transition:color .25s var(--ease),transform .25s var(--ease);
}
.mega-trigger:hover,.mega-trigger[aria-expanded="true"]{color:var(--color-accent);}
.mega-trigger[aria-expanded="true"] i{transform:rotate(180deg);}
.mega-trigger i{transition:transform .25s var(--ease);}
.mega-panel{
    position:absolute;
    left:-60px;
    top:calc(100% + 10px);
    width:620px;
    background:#fff;
    border-radius:16px;
    box-shadow:var(--shadow-md);
    padding:26px;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:28px;
    opacity:0;
    visibility:hidden;
    transform:translateY(8px);
    transform-origin:top center;
    transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
    border-top:3px solid var(--color-accent);
}
.mega-panel::before{
    content:"";
    position:absolute;
    left:0;
    right:0;
    top:-11px;
    height:11px;
}
.mega-nav:hover .mega-panel,
.mega-nav.has-open .mega-panel,
.mega-panel:hover{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
}
.mega-head{
    font-weight:700;
    color:var(--color-primary);
    font-size:1.05rem;
    margin-bottom:16px;
    letter-spacing:.02em;
}
.mega-links{list-style:none;padding:0;margin:0;}
.mega-links li{margin-bottom:12px;}
.mega-links a{
    display:flex;
    align-items:center;
    gap:10px;
    color:var(--color-text);
    font-size:.95rem;
    padding:8px 10px;
    border-radius:8px;
    background:#fafbf8;
    transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
}
.mega-links a:hover{
    background:rgba(11,59,44,.06);
    color:var(--color-primary-light);
    transform:translateX(3px);
}
.mega-links i{width:20px;text-align:center;color:var(--color-primary);}
.mega-feature{
    background:var(--color-bg);
    border-radius:14px;
    overflow:hidden;
    display:flex;
    flex-direction:column;
}
.mega-feature img{height:126px;width:100%;object-fit:cover;}
.mega-feature-body{padding:18px;}
.mega-feature-body strong{color:var(--color-text);font-size:.98rem;display:block;margin-bottom:6px;}
.mega-feature-body span{font-size:.85rem;color:var(--color-text-secondary);}
.custom-toggler{
    border:none;
    display:flex;
    flex-direction:column;
    justify-content:center;
    gap:5px;
    width:44px;
    height:44px;
    padding:10px;
}
.custom-toggler .toggler-line{
    display:block;
    width:100%;
    height:2px;
    background:#fff;
    transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.custom-toggler[aria-expanded="true"] .toggler-line:nth-child(1){transform:translateY(7px) rotate(45deg);}
.custom-toggler[aria-expanded="true"] .toggler-line:nth-child(2){opacity:0;}
.custom-toggler[aria-expanded="true"] .toggler-line:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.page-hero{
    position:relative;
    background:linear-gradient(90deg,rgba(11,59,44,.92),rgba(14,42,34,.9)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    padding:88px 0 72px;
    color:#fff;
    border-bottom:1px solid rgba(255,255,255,.1);
}
.breadcrumb-area{
    display:flex;
    align-items:center;
    gap:8px;
    color:rgba(255,255,255,.65);
    font-size:.88rem;
    margin-bottom:28px;
}
.breadcrumb-area a{color:rgba(255,255,255,.75);}
.breadcrumb-area a:hover{color:var(--color-accent);}
.page-hero h1{
    font-family:var(--font-head);
    font-weight:800;
    font-size:clamp(2.1rem,3.2vw + .8rem,3.4rem);
    line-height:1.2;
    margin:0 0 16px;
    letter-spacing:-.01em;
    max-width:760px;
}
.page-hero .hero-lead{
    font-size:1.08rem;
    line-height:1.85;
    max-width:720px;
    color:rgba(255,255,255,.88);
    margin-bottom:28px;
}
.hero-badges{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-top:22px;
}
.hero-badges .badge{
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.16);
    color:rgba(255,255,255,.9);
    font-weight:400;
    padding:8px 14px;
    border-radius:40px;
    font-size:.85rem;
    letter-spacing:.02em;
}
.hero-badges .badge i{color:var(--color-accent);margin-right:6px;}
.section-block{
    padding:88px 0;
}
.bg-soft{background:#edf1ec;}
.section-head h2{
    font-size:clamp(1.7rem,2.2vw + .8rem,2.5rem);
    font-weight:700;
    color:var(--color-primary);
    font-family:var(--font-head);
    line-height:1.3;
    margin-bottom:10px;
    letter-spacing:-.01em;
}
.section-head p{
    color:var(--color-text-secondary);
    max-width:680px;
    font-size:1rem;
}
.method-grid{
    display:grid;
    grid-template-columns:6.5fr 5.5fr;
    gap:28px;
    align-items:stretch;
}
.method-card{
    background:#fff;
    border-radius:16px;
    box-shadow:var(--shadow-sm);
    padding:32px;
    display:flex;
    flex-direction:column;
    position:relative;
    overflow:hidden;
    border:1px solid rgba(227,231,226,.6);
    transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.method-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);
}
.method-card.is-primary{
    background:var(--color-deep);
    color:#fff;
}
.method-card.is-primary .method-icon{
    background:rgba(255,255,255,.12);
    color:var(--color-accent);
}
.method-card.is-primary .method-card-text{
    color:rgba(255,255,255,.8);
}
.method-card.is-accent{
    background:var(--color-primary);
}
.method-card.is-accent .method-icon{
    background:rgba(255,255,255,.14);
    color:var(--color-accent);
}
.method-card.is-accent .method-card-text{color:rgba(255,255,255,.82);}
.method-card-title{
    font-size:1.35rem;
    font-weight:700;
    margin-bottom:10px;
    font-family:var(--font-head);
}
.method-card-text{
    color:var(--color-text-secondary);
    font-size:.95rem;
    line-height:1.8;
    margin-bottom:16px;
}
.method-icon{
    width:54px;
    height:54px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:14px;
    background:rgba(11,59,44,.08);
    color:var(--color-primary);
    font-size:1.4rem;
    margin-bottom:22px;
}
.method-list{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:10px;}
.method-list li{
    font-size:.88rem;
    background:rgba(201,160,99,.12);
    color:#6b4e1e;
    border-radius:8px;
    padding:5px 12px;
    border:1px solid rgba(201,160,99,.2);
}
.method-image{
    margin-top:auto;
    border-radius:12px;
    overflow:hidden;
    max-height:180px;
    object-fit:cover;
}
.method-card.is-accent .method-list li,
.method-card.is-primary .method-list li{
    background:rgba(255,255,255,.12);
    color:rgba(255,255,255,.85);
    border-color:rgba(255,255,255,.16);
}
.right-methods{
    display:grid;
    grid-template-rows:1fr 1fr;
    gap:28px;
}
.right-methods .method-card{padding:24px 28px;}
.right-methods .method-icon{width:42px;height:42px;margin-bottom:14px;font-size:1.15rem;}
.steps-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:26px;
    counter-reset:stepCount;
}
.step-item{
    background:#fff;
    border-radius:14px;
    padding:30px 24px;
    box-shadow:var(--shadow-sm);
    border-top:3px solid var(--color-primary);
    position:relative;
    transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.step-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.step-num{
    font-family:var(--font-head);
    font-size:2.6rem;
    font-weight:700;
    color:rgba(201,160,99,.3);
    line-height:1;
    margin-bottom:14px;
    display:block;
}
.step-item h3{
    font-size:1.1rem;
    font-weight:700;
    border-left:3px solid var(--color-accent);
    padding-left:12px;
    margin-bottom:12px;
}
.step-item p{
    color:var(--color-text-secondary);
    font-size:.92rem;
    line-height:1.7;
    margin-bottom:0;
}
.banner-tip{
    background:rgba(201,160,99,.1);
    border-left:4px solid var(--color-accent);
    border-radius:0 12px 12px 0;
    padding:18px 26px;
    margin-top:34px;
    font-size:.95rem;
    color:var(--color-text);
    display:flex;
    align-items:center;
    gap:14px;
}
.banner-tip i{font-size:1.25rem;color:var(--color-primary);}
.service-area{
    background:var(--color-primary);
    border-radius:22px;
    color:#fff;
    overflow:hidden;
    position:relative;
}
.service-area::after{
    content:"";
    position:absolute;
    right:-60px;
    top:-60px;
    width:240px;
    height:240px;
    border-radius:50%;
    background:rgba(201,160,99,.14);
}
.service-grid{
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:0;
}
.service-left{
    padding:56px;
    position:relative;
    z-index:2;
}
.service-left h2{
    color:#fff;
    font-family:var(--font-head);
    font-weight:700;
    font-size:2rem;
    margin-bottom:18px;
}
.service-left p{
    color:rgba(255,255,255,.78);
    font-size:1rem;
    line-height:1.8;
    margin-bottom:0;
}
.service-right{
    background:rgba(255,255,255,.05);
    padding:46px 46px 34px;
    backdrop-filter:blur(3px);
}
.service-feature-list{
    list-style:none;
    padding:0;
    margin:0;
}
.service-feature-list li{
    display:flex;
    gap:14px;
    align-items:flex-start;
    padding:17px 0;
    border-bottom:1px solid rgba(255,255,255,.12);
}
.service-feature-list li:last-child{border-bottom:none;}
.service-feature-list i{
    width:40px;
    height:40px;
    min-width:40px;
    border-radius:10px;
    background:rgba(201,160,99,.18);
    color:var(--color-accent);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:1rem;
}
.service-feature-list strong{
    display:block;
    color:#fff;
    margin-bottom:3px;
    font-size:.98rem;
}
.service-feature-list span{color:rgba(255,255,255,.65);font-size:.88rem;line-height:1.65;}
.faq-section{
    padding:88px 0;
}
.faq-wrap{
    max-width:940px;
    margin:0 auto;
}
.faq-accordion{
    border-radius:14px;
}
.faq-item{
    background:#fff;
    border-radius:12px;
    margin-bottom:16px;
    overflow:hidden;
    box-shadow:var(--shadow-sm);
    transition:box-shadow .25s var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-hover);}
.faq-question{
    width:100%;
    border:none;
    background:transparent;
    text-align:left;
    padding:22px 26px;
    font-size:1.02rem;
    font-weight:600;
    color:var(--color-text);
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
    cursor:pointer;
    font-family:var(--font-body);
}
.faq-question .faq-icon{
    width:30px;
    height:30px;
    min-width:30px;
    border-radius:50%;
    border:1px solid var(--color-border);
    display:flex;
    align-items:center;
    justify-content:center;
    color:var(--color-primary);
    font-size:.8rem;
    transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.faq-question:hover .faq-icon,.faq-question[aria-expanded="true"] .faq-icon{
    background:var(--color-accent);
    border-color:var(--color-accent);
    color:#1A2A24;
}
.faq-question[aria-expanded="true"] .faq-icon i{transform:rotate(45deg);}
.faq-question .faq-icon i{transition:transform .25s var(--ease);}
.faq-answer{
    padding:0 26px 24px;
    color:var(--color-text-secondary);
    font-size:.94rem;
    line-height:1.8;
}
.cta-guide-section{
    padding:84px 0 92px;
}
.cta-guide-card{
    background:linear-gradient(100deg,var(--color-primary),var(--color-deep));
    border-radius:26px;
    padding:52px 56px;
    color:#fff;
    display:flex;
    flex-wrap:wrap;
    gap:30px;
    align-items:center;
    justify-content:space-between;
    position:relative;
    overflow:hidden;
}
.cta-guide-card::before{
    content:"";
    position:absolute;
    width:290px;
    height:290px;
    border:54px solid rgba(201,160,99,.18);
    border-radius:50%;
    left:-90px;
    bottom:-130px;
    pointer-events:none;
}
.cta-guide-card h2{
    font-family:var(--font-head);
    font-weight:800;
    font-size:clamp(1.8rem,1.8vw + 1rem,2.6rem);
    margin-bottom:10px;
    letter-spacing:-.01em;
}
.cta-guide-card p{color:rgba(255,255,255,.8);margin-bottom:0;}
.cta-btn{
    display:inline-flex;
    align-items:center;
    gap:9px;
    background:var(--color-accent);
    border:1px solid var(--color-accent);
    color:#1f2f29;
    font-weight:700;
    font-size:.98rem;
    padding:13px 24px;
    border-radius:8px;
    transition:background .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.cta-btn:hover{
    background:var(--color-accent-bright);
    border-color:var(--color-accent-bright);
    color:#17281f;
    transform:translateY(-2px);
    box-shadow:0 10px 24px rgba(0,0,0,.2);
}
.cta-btn-ghost{
    background:transparent;
    border:1px solid rgba(255,255,255,.6);
    color:rgba(255,255,255,.9);
}
.cta-btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;}
.cta-small{font-size:.92rem;padding:11px 20px;}
.recommend-grid{
    display:grid;
    grid-template-columns:1.25fr .75fr;
    gap:28px;
}
.rec-card{
    border-radius:16px;
    overflow:hidden;
    background:#fff;
    box-shadow:var(--shadow-sm);
    display:flex;
    flex-direction:column;
    border:1px solid rgba(227,231,226,.6);
    transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.rec-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.rec-cover{height:220px;overflow:hidden;}
.rec-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.rec-card:hover .rec-cover img{transform:scale(1.04);}
.rec-body{padding:26px;display:flex;flex-direction:column;flex:1;}
.rec-tag{
    display:inline-block;
    color:var(--color-primary);
    font-size:.8rem;
    font-weight:600;
    letter-spacing:.08em;
    margin-bottom:12px;
    border:1px solid rgba(11,59,44,.18);
    border-radius:30px;
    padding:3px 12px;
    width:fit-content;
}
.rec-body h3{font-size:1.25rem;font-weight:700;color:var(--color-text);margin-bottom:10px;}
.rec-body p{color:var(--color-text-secondary);font-size:.95rem;flex:1;margin-bottom:18px;}
.rec-link{
    font-weight:600;
    display:inline-flex;
    align-items:center;
    gap:7px;
    font-size:.92rem;
}
.rec-link i{transition:transform .25s var(--ease);}
.rec-link:hover i{transform:translateX(4px);}
.related-categories{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
}
.related-cat{
    background:#fff;
    border:1px solid var(--color-border);
    border-radius:12px;
    padding:20px 18px;
    text-align:center;
    transition:all .25s var(--ease);
}
.related-cat i{
    font-size:1.4rem;
    color:var(--color-primary);
    display:block;
    margin-bottom:10px;
}
.related-cat span{
    font-weight:600;
    font-size:.92rem;
    color:var(--color-text);
}
.related-cat:hover{
    transform:translateY(-2px);
    border-color:var(--color-accent);
    box-shadow:var(--shadow-md);
}
.related-cat:hover span{color:var(--color-primary-light);}
.site-footer{
    background:#08221a;
    color:rgba(255,255,255,.7);
    padding:70px 0 0;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.6fr .8fr .9fr;
    gap:60px;
    margin-bottom:44px;
}
.footer-logo{
    font-family:var(--font-head);
    font-weight:800;
    font-size:1.65rem;
    color:#fff;
    line-height:1.3;
}
.footer-logo span{color:var(--color-accent);}
.footer-logo:hover{color:#fff;}
.footer-brand p{
    margin:20px 0 18px;
    font-size:.92rem;
    line-height:1.8;
    color:rgba(255,255,255,.6);
    max-width:420px;
}
.footer-social{display:flex;gap:12px;}
.footer-social a{
    width:38px;height:38px;
    border:1px solid rgba(255,255,255,.2);
    border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    color:rgba(255,255,255,.8);
    transition:all .25s var(--ease);
}
.footer-social a:hover{
    border-color:var(--color-accent);
    color:var(--color-accent);
    background:rgba(255,255,255,.05);
}
.footer-col h5{
    color:#fff;
    font-size:1rem;
    margin-bottom:18px;
    font-weight:700;
}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
    color:rgba(255,255,255,.6);
    font-size:.92rem;
    display:inline-block;
    position:relative;
}
.footer-col ul a::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:-2px;
    height:1px;
    background:var(--color-accent);
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .25s var(--ease);
}
.footer-col ul a:hover{
    color:#fff;
}
.footer-col ul a:hover::after{transform:scaleX(1);}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);
    padding:22px 0;
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    color:rgba(255,255,255,.4);
    font-size:.86rem;
}
@media(max-width:1199px){
    .method-grid{grid-template-columns:1fr 1fr;}
    .ft-block{grid-template-columns:repeat(5,1fr);}
}
@media(max-width:991px){
    .section-block{padding:72px 0;}
    .page-hero{padding:70px 0 56px;}
    .navbar-collapse{
        background:var(--color-primary);
        margin-top:12px;
        border-radius:14px;
        padding:14px 10px;
        box-shadow:var(--shadow-md);
    }
    .navbar-nav{gap:2px;}
    .nav-link::after{display:none;}
    .nav-link{padding:12px 16px !important;border-radius:8px;}
    .nav-link.active{background:rgba(255,255,255,.08);}
    .mega-nav{display:block;position:relative;}
    .mega-trigger{display:none;}
    .mega-panel{
        position:static;
        width:100%;
        border-radius:12px;
        margin-top:10px;
        opacity:1;
        visibility:visible;
        transform:none;
        box-shadow:none;
        border:1px solid var(--color-border);
        background:#f8f9f6;
    }
    .step-grid{grid-template-columns:repeat(2,1fr);}
    .method-grid{grid-template-columns:1fr;}
    .service-grid{grid-template-columns:1fr;}
    .recommend-grid{grid-template-columns:1fr;}
    .cta-guide-card{padding:36px 30px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
    .navbar-cta{margin-top:12px;border-left:none;background:rgba(201,160,99,.14);padding:12px 16px;border-radius:10px;justify-content:space-between;}
}
@media(max-width:767px){
    .steps-grid{grid-template-columns:1fr 1fr;gap:16px;}
    .related-categories{grid-template-columns:1fr 1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;}
    .service-left{padding:36px 28px;}
    .service-right{padding:30px 28px;}
    .banner-tip{flex-direction:column;align-items:flex-start;}
}
@media(max-width:576px){
    .section-block{padding:56px 0;}
    .page-hero{padding:52px 0 46px;}
    .page-hero h1{font-size:1.9rem;}
    .steps-grid{grid-template-columns:1fr;}
    .related-categories{grid-template-columns:1fr;}
    .recommend-grid{grid-template-columns:1fr;}
    .method-grid{grid-template-columns:1fr;}
    .method-card{padding:26px 20px;}
    .right-methods{grid-template-columns:1fr;}
    .section-head h2{font-size:1.5rem;}
    .rec-cover{height:180px;}
    .cta-guide-card{padding:32px 22px;}
    .faq-question{padding:18px 16px;}
    .faq-answer{padding:0 16px 20px;}
}
@media(prefers-reduced-motion:reduce){
    *,*::before,*::after{
        animation-duration:.01ms!important;
        animation-iteration-count:1!important;
        transition-duration:.01ms!important;
        scroll-behavior:auto!important;
    }
}

/* roulang page: article */
:root {
            --color-primary: #0B3B2C;
            --color-primary-light: #14624B;
            --color-accent: #C9A063;
            --color-accent-bright: #DDB77A;
            --color-deep: #0E2A22;
            --color-bg: #F5F6F3;
            --color-surface: #FFFFFF;
            --color-text: #1A2A24;
            --color-text-secondary: #5A6B63;
            --color-border: #E3E7E2;
            --color-success: #2E7D5B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-low: 0 1px 2px rgba(6, 40, 30, 0.06), 0 4px 12px rgba(6, 40, 30, 0.05);
            --shadow-mid: 0 8px 30px rgba(6, 40, 30, 0.10);
            --shadow-hover: 0 2px 4px rgba(6, 40, 30, 0.06), 0 14px 36px rgba(6, 40, 30, 0.12);
            --font-heading: "Rajdhani", "Bebas Neue", "DIN Alternate", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Inter", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            --ease: cubic-bezier(0.2, 0, 0, 1);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            color: var(--color-text);
            background: var(--color-bg);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color 250ms var(--ease), background-color 250ms var(--ease), border-color 250ms var(--ease);
        }

        a:hover {
            color: var(--color-primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            max-width: 1320px;
            margin-inline: auto;
            padding-inline: 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1049;
            background: var(--color-deep);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .site-header .navbar {
            padding: 16px 0;
            position: relative;
            background: transparent;
        }

        .site-header .navbar-brand {
            display: inline-flex;
            align-items: center;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.7rem;
            letter-spacing: 0.02em;
            color: #fff;
            margin: 0;
            line-height: 1.2;
        }

        .site-header .navbar-brand span {
            color: var(--color-accent);
        }

        .site-header .navbar-brand:hover {
            color: rgba(255, 255, 255, 0.85);
        }

        .site-header .navbar-nav {
            gap: 12px;
            align-items: center;
        }

        .site-header .nav-item {
            position: relative;
            list-style: none;
        }

        .site-header .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-weight: 500;
            padding: 9px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            background: transparent;
            font-size: 1rem;
        }

        .site-header .nav-link.active,
        .site-header .nav-link[aria-current="page"] {
            color: #fff;
            font-weight: 600;
        }

        .site-header .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 4px;
            background: var(--color-accent);
        }

        .site-header .nav-link:hover,
        .site-header .nav-link:focus-visible {
            color: #fff;
            background: rgba(255, 255, 255, 0.07);
            outline: none;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: 16px;
        }

        .nav-login {
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 6px;
        }

        .nav-login i {
            color: var(--color-accent);
        }

        .nav-login:hover {
            color: #fff;
        }

        .btn-header-ghost {
            border: 1px solid rgba(201, 160, 99, 0.55);
            color: var(--color-accent-bright);
            border-radius: var(--radius-sm);
            padding: 9px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            transition: all 250ms var(--ease);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-header-ghost:hover,
        .btn-header-ghost:focus-visible {
            background: var(--color-accent);
            color: var(--color-deep);
            border-color: var(--color-accent);
            outline: none;
        }

        .custom-toggler {
            border: 0;
            width: 44px;
            height: 36px;
            padding: 6px 8px;
            background: transparent;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
        }

        .custom-toggler .toggler-line {
            display: block;
            width: 100%;
            height: 2px;
            border-radius: 2px;
            background: #fff;
            transition: transform 250ms var(--ease), opacity 250ms var(--ease);
        }

        .custom-toggler:focus-visible,
        .mega-trigger:focus-visible,
        .btn:focus-visible,
        .form-control:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            box-shadow: 0 0 0 3px rgba(201, 160, 99, 0.2);
        }

        .mega-nav {
            display: flex;
        }

        .mega-trigger {
            border: 0;
            background: transparent;
            color: rgba(255, 255, 255, 0.7);
            padding: 6px 4px;
            border-radius: 4px;
            font-size: 12px;
            transition: color 250ms var(--ease), transform 250ms var(--ease);
        }

        .mega-trigger:hover {
            color: var(--color-accent-bright);
        }

        .mega-panel {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: 0 22px 60px rgba(6, 40, 30, 0.2);
            padding: 28px;
            width: 700px;
            max-width: calc(100vw - 40px);
            z-index: 1060;
        }

        .mega-inner {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 1.2fr;
            gap: 28px;
        }

        .mega-col {
            border-right: 1px solid var(--color-border);
            padding-right: 28px;
        }

        .mega-eyebrow {
            text-transform: uppercase;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 14px;
        }

        .mega-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mega-links a {
            color: var(--color-text);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 7px 10px;
            margin-inline: -10px;
            border-radius: var(--radius-md);
        }

        .mega-links a i {
            width: 24px;
            text-align: center;
            color: var(--color-primary-light);
            font-size: 1.1rem;
        }

        .mega-links a:hover {
            background: rgba(11, 59, 44, 0.05);
            color: var(--color-primary);
        }

        .mega-feature-link {
            position: relative;
            display: block;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--color-deep);
            color: #fff;
        }

        .mega-feature-link:hover {
            color: #fff;
        }

        .mega-feature-link img {
            width: 100%;
            object-fit: cover;
            height: 120px;
            opacity: 0.85;
            transition: transform 500ms var(--ease), opacity 500ms var(--ease);
        }

        .mega-feature-link:hover img {
            transform: scale(1.05);
            opacity: 0.7;
        }

        .mega-feature-link span {
            position: absolute;
            inset-inline: 0;
            bottom: 0;
            padding: 16px 14px 12px;
            font-weight: 600;
            background: linear-gradient(180deg, rgba(14, 42, 34, 0) 0%, rgba(14, 42, 34, 0.9) 100%);
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        @media (min-width: 992px) {
            .mega-panel {
                position: absolute;
                top: calc(100% + 18px);
                left: 50%;
                transform: translateX(-50%) translateY(-8px);
                opacity: 0;
                visibility: hidden;
                pointer-events: none;
                transition: all 250ms var(--ease);
            }

            .mega-panel::before {
                content: "";
                position: absolute;
                width: 100%;
                height: 26px;
                left: 0;
                top: -20px;
            }

            .mega-nav.open .mega-panel,
            .mega-nav:hover .mega-panel {
                opacity: 1;
                visibility: visible;
                transform: translateX(-50%) translateY(0);
                pointer-events: auto;
            }
        }

        .article-hero {
            position: relative;
            background: var(--color-primary);
            color: #fff;
            padding: 76px 0 88px;
            overflow: hidden;
        }

        .article-hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.22;
            user-select: none;
            pointer-events: none;
        }

        .article-hero::before {
            content: "";
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(96deg, rgba(11, 59, 44, 0.96) 0%, rgba(11, 59, 44, 0.82) 48%, rgba(14, 42, 34, 0.42) 100%);
        }

        .article-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-trail {
            margin-bottom: 34px;
        }

        .breadcrumb-trail ol {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
        }

        .breadcrumb-trail li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-trail li+li::before {
            content: "/";
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb-trail a {
            color: rgba(255, 255, 255, 0.75);
        }

        .breadcrumb-trail a:hover {
            color: var(--color-accent-bright);
        }

        .breadcrumb-trail .crumb-current {
            color: var(--color-accent-bright);
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .hero-tag-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px 18px;
            margin-bottom: 18px;
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(201, 160, 99, 0.15);
            border: 1px solid rgba(201, 160, 99, 0.4);
            color: var(--color-accent-bright);
            border-radius: 40px;
            font-size: 0.83rem;
            padding: 5px 14px;
            font-weight: 600;
        }

        .hero-tag-row .tag-badge i {
            color: var(--color-accent);
        }

        .article-hero h1 {
            font-size: clamp(1.95rem, 3vw + 1rem, 3.4rem);
            line-height: 1.18;
            letter-spacing: -0.02em;
            font-family: var(--font-heading);
            margin: 0 0 22px;
            max-width: 920px;
            color: #fff;
        }

        .article-hero-desc {
            font-size: clamp(1rem, 1vw + 0.5rem, 1.18rem);
            color: rgba(255, 255, 255, 0.78);
            max-width: 720px;
            margin-bottom: 30px;
            line-height: 1.8;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px 26px;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .hero-meta div {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero-meta i {
            color: var(--color-accent);
        }

        .article-section {
            padding: 76px 0;
        }

        .article-frame {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-low);
            padding: clamp(28px, 5vw, 64px);
            max-width: 1060px;
            margin-inline: auto;
        }

        .article-content {
            max-width: 820px;
            margin-inline: auto;
            font-size: 1.05rem;
            color: #253d34;
        }

        .article-content h2,
        .article-content h3,
        .article-content h4 {
            font-family: var(--font-heading);
            color: var(--color-primary);
            margin-top: 2.1em;
            margin-bottom: 0.8em;
            line-height: 1.3;
        }

        .article-content h2 {
            font-size: clamp(1.45rem, 1vw + 1rem, 2rem);
            padding-left: 16px;
            border-left: 4px solid var(--color-accent);
        }

        .article-content h3 {
            font-size: 1.3rem;
        }

        .article-content p {
            margin-bottom: 1.4em;
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 2em 0;
            width: 100%;
            height: auto;
        }

        .article-content blockquote {
            margin: 2em 0;
            padding: 22px 24px;
            background: rgba(11, 59, 44, 0.04);
            border-left: 4px solid var(--color-accent);
            border-radius: 10px;
            color: var(--color-text-secondary);
            font-style: normal;
        }

        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-content ul,
        .article-content ol {
            padding-left: 1.4em;
            margin-bottom: 1.6em;
        }

        .article-content li {
            margin-bottom: 0.7em;
        }

        .article-content strong {
            color: var(--color-deep);
        }

        .article-content a {
            color: var(--color-primary-light);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-thickness: 1px;
        }

        .article-content a:hover {
            color: var(--color-accent);
            text-decoration-color: var(--color-accent);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 2em 0;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--color-border);
            padding: 12px 16px;
            text-align: left;
        }

        .article-content th {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

        .article-content .wp-caption,
        .article-content figure {
            border-radius: var(--radius-md);
            margin: 2em 0;
        }

        .article-content figcaption,
        .article-content figcaption,
        .article-caption {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            text-align: center;
            margin-top: 12px;
        }

        .article-content code {
            background: #edf1ee;
            color: var(--color-primary);
            border-radius: 4px;
            padding: 2px 6px;
            font-size: 0.92em;
        }

        .article-content pre {
            background: var(--color-deep);
            color: #eef4f0;
            border-radius: var(--radius-md);
            padding: 20px;
            overflow-x: auto;
            margin: 2em 0;
        }

        .article-content pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }

        .cms-empty {
            text-align: center;
            padding: 48px 20px 64px;
            max-width: 640px;
            margin-inline: auto;
        }

        .cms-empty .empty-mark {
            font-size: 3rem;
            color: var(--color-accent);
            background: rgba(201, 160, 99, 0.1);
            width: 74px;
            height: 74px;
            line-height: 74px;
            border-radius: 50%;
            margin: 0 auto 20px;
            text-align: center;
        }

        .cms-empty h2 {
            font-family: var(--font-heading);
            color: var(--color-primary);
            font-size: 1.7rem;
            margin-bottom: 14px;
        }

        .cms-empty p {
            color: var(--color-text-secondary);
            margin-bottom: 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 9px;
            border-radius: var(--radius-sm);
            padding: 11px 24px;
            font-weight: 600;
            font-size: 0.98rem;
            transition: all 250ms var(--ease);
            border: 1px solid transparent;
            line-height: 1.5;
            text-decoration: none;
        }

        .btn-accent {
            background: var(--color-accent);
            color: var(--color-deep);
        }

        .btn-accent:hover {
            background: var(--color-accent-bright);
            color: var(--color-deep);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(201, 160, 99, 0.36);
        }

        .btn-outline {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .btn-outline:hover {
            background: rgba(11, 59, 44, 0.06);
            color: var(--color-primary-light);
        }

        .btn-light-outline {
            border-color: rgba(255, 255, 255, 0.55);
            color: #fff;
        }

        .btn-light-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .article-prev-next {
            margin-top: 36px;
            border-top: 1px solid var(--color-border);
            padding-top: 28px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            max-width: 820px;
            margin-inline: auto;
        }

        .pn-card {
            background: rgba(245, 246, 243, 0.8);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            color: var(--color-text-secondary);
            display: flex;
            flex-direction: column;
            gap: 6px;
            transition: all 250ms var(--ease);
            height: 100%;
            border: 1px solid transparent;
        }

        .pn-card small {
            color: var(--color-accent);
            font-weight: 600;
            text-transform: uppercase;
            font-size: 0.8rem;
            letter-spacing: 0.06em;
        }

        .pn-card strong {
            color: var(--color-deep);
            font-weight: 600;
            font-size: 0.98rem;
            line-height: 1.5;
        }

        .pn-card:hover {
            border-color: rgba(201, 160, 99, 0.28);
            box-shadow: var(--shadow-low);
            transform: translateY(-2px);
        }

        .pn-card.next {
            text-align: right;
            align-items: flex-end;
        }

        .pn-card.empty {
            opacity: 0.55;
        }

        .related-section {
            background: var(--color-bg);
            padding: 72px 0;
        }

        .section-heading {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-heading .section-kicker {
            font-family: var(--font-body);
            display: inline-block;
            margin-bottom: 8px;
            font-size: 0.85rem;
            letter-spacing: 0.12em;
            color: var(--color-primary-light);
            font-weight: 700;
        }

        .section-heading h2 {
            font-size: clamp(1.7rem, 3vw, 2.5rem);
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }

        .section-heading p {
            color: var(--color-text-secondary);
            max-width: 560px;
            margin-inline: auto;
            font-size: 0.98rem;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 26px;
        }

        .article-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-low);
            display: flex;
            flex-direction: column;
            height: 100%;
            border: 0;
            transition: transform 250ms var(--ease), box-shadow 250ms var(--ease);
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .article-card .card-thumb {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        .article-card .card-body {
            padding: 22px 22px 24px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            background: #fff;
            flex: 1;
        }

        .article-card .card-date {
            font-size: 0.84rem;
            color: var(--color-text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-card .card-cat {
            display: inline-block;
            color: var(--color-primary-light);
            font-weight: 600;
            font-size: 0.76rem;
            letter-spacing: 0.05em;
            background: rgba(11, 59, 44, 0.06);
            padding: 3px 10px;
            border-radius: 30px;
            margin-bottom: 4px;
        }

        .article-card h3 {
            font-size: 1.14rem;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-deep);
            margin: 0;
            transition: color 250ms var(--ease);
        }

        .article-card h3 a {
            color: inherit;
        }

        .article-card h3 a:hover {
            color: var(--color-primary-light);
        }

        .article-card p {
            margin-top: auto;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
        }

        .cta-banner {
            background: linear-gradient(118deg, rgba(11, 59, 44, 0.95), rgba(14, 42, 34, 0.92)), url(/assets/images/backpic/back-3.png) center/cover;
            color: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: clamp(36px, 6vw, 80px);
            text-align: center;
            position: relative;
        }

        .cta-banner h2 {
            font-size: clamp(1.6rem, 3vw, 2.6rem);
            letter-spacing: -0.02em;
            font-weight: 700;
            max-width: 700px;
            margin-inline: auto;
            color: #fff;
        }

        .cta-banner p {
            color: rgba(255, 255, 255, 0.72);
            max-width: 580px;
            margin: 14px auto 32px;
            font-size: 1rem;
        }

        .cta-banner .cta-btn-group {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
        }

        .footer-bottom {
            font-size: 0.9rem;
        }

        @media (max-width: 991.98px) {
            .site-header {
                position: relative;
            }

            .site-header .navbar-collapse {
                background: var(--color-deep);
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                padding: 18px 10px 26px;
                margin-top: 14px;
                box-shadow: 0 16px 40px rgba(0, 0, 0, 0.32);
            }

            .site-header .navbar-nav {
                gap: 2px;
                width: 100%;
                align-items: flex-start;
            }

            .site-header .nav-link {
                width: auto;
                display: block;
                white-space: normal;
                color: #dce7e1;
            }

            .site-header .nav-link.active::after {
                bottom: 1px;
            }

            .mega-nav {
                flex-wrap: wrap;
                width: 100%;
                position: relative;
            }

            .mega-nav .mega-panel {
                width: 100%;
                position: static;
                transform: none;
                opacity: 1;
                visibility: visible;
                box-shadow: none;
                border-radius: 0 0 var(--radius-sm) var(--radius-sm);
                margin: 4px 0 6px;
                padding: 18px 18px 14px;
                background: rgba(255, 255, 255, 0.05);
                border-left: 2px solid rgba(201, 160, 99, 0.5);
                display: none;
                overflow: hidden;
            }

            .mega-nav.open .mega-panel {
                display: block;
            }

            .mega-inner {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .mega-col {
                border-right: 0;
                padding-right: 0;
            }

            .mega-links a {
                color: rgba(255, 255, 255, 0.9);
            }

            .mega-links a i {
                color: var(--color-accent);
            }

            .mega-feature-link {
                max-width: 320px;
                background: var(--color-primary);
            }

            .mega-feature-link img {
                height: 100px;
            }

            .nav-actions {
                margin-left: 0;
                margin-top: 14px;
                padding-top: 16px;
                border-top: 1px solid rgba(255, 255, 255, 0.14);
                width: 100%;
            }

            .article-prev-next {
                grid-template-columns: 1fr;
            }

            .pn-card.next {
                text-align: left;
                align-items: flex-start;
            }

            .related-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
        }

        @media (max-width: 576px) {
            .container {
                padding-inline: 18px;
            }

            .article-section {
                padding: 50px 0;
            }

            .related-section {
                padding: 52px 0;
            }

            .article-frame {
                padding: 24px 20px;
                border-radius: var(--radius-md);
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .cta-banner {
                padding: 32px 20px;
                border-radius: var(--radius-md);
            }

            .cta-banner .cta-btn-group .btn {
                width: 100%;
            }

            .hero-meta {
                gap: 12px 18px;
                font-size: 0.88rem;
                flex-direction: column;
                align-items: flex-start;
            }

            .article-content table {
                display: block;
                overflow-x: auto;
                white-space: nowrap;
            }

            .article-hero {
                padding: 52px 0 62px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0B3B2C;
            --color-primary-light: #14624B;
            --color-accent: #C9A063;
            --color-accent-soft: #DDBB82;
            --color-deep: #0E2921;
            --color-deep-2: #0D241D;
            --color-bg: #F5F6F3;
            --color-surface: #FFFFFF;
            --color-text: #1A2A24;
            --color-text-secondary: #5A6B63;
            --color-border: #E3E7E2;
            --color-success: #2E7D5B;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 6px;
            --shadow-sm: 0 1px 2px rgba(6, 40, 30, .06), 0 4px 12px rgba(6, 40, 30, .05);
            --shadow-md: 0 8px 30px rgba(6, 40, 30, .12);
            --shadow-hover: 0 2px 4px rgba(6, 40, 30, .06), 0 12px 32px rgba(6, 40, 30, .12);
            --ease: cubic-bezier(.2, 0, 0, 1);
            --font-head: "Rajdhani", "DIN Alternate", "Bebas Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Inter", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-num: "Rajdhani", "DIN Alternate", "Oswald", "Bebas Neue", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-head);
            margin: 0 0 .5rem;
            color: var(--color-primary);
            line-height: 1.2;
        }
        p {
            margin-top: 0;
            color: var(--color-text-secondary);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s var(--ease), background-color .25s var(--ease), border-color .25s var(--ease);
        }
        a:hover {
            color: var(--color-primary-light);
        }
        img {
            max-width: 100%;
            display: block;
        }
        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        button {
            font-family: inherit;
            border: 0;
            background: none;
            padding: 0;
            cursor: pointer;
        }
        .container {
            max-width: 1320px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: 92px 0;
        }
        @media (max-width: 767.98px) {
            .section {
                padding: 56px 0;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            line-height: 1.3;
            padding: 13px 26px;
            border: 1px solid transparent;
            transition: color .25s var(--ease), background-color .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
        }
        .btn:hover {
            transform: translateY(-2px);
        }
        .btn-main {
            background: var(--color-accent);
            color: #172a22;
            border-color: var(--color-accent);
        }
        .btn-main:hover,
        .btn-main:focus {
            background: var(--color-accent-soft);
            color: #0f231b;
            border-color: var(--color-accent-soft);
            box-shadow: 0 8px 22px rgba(201, 160, 99, .28);
        }
        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, .35);
            color: #E9EEE9;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .08);
            border-color: rgba(255, 255, 255, .7);
            color: #fff;
        }
        .btn-outline-primary {
            background: transparent;
            border-color: rgba(11, 59, 44, .4);
            color: var(--color-primary);
        }
        .btn-outline-primary:hover {
            background: rgba(11, 59, 44, .07);
            color: var(--color-primary);
        }
        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            width: 100%;
            background: rgba(11, 59, 44, .93);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            transition: background-color .25s var(--ease), box-shadow .25s var(--ease), padding .25s var(--ease);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .site-header.scrolled {
            background: rgba(9, 38, 29, .97);
            box-shadow: 0 4px 22px rgba(0, 0, 0, .18);
        }
        .navbar {
            padding-top: 10px;
            padding-bottom: 10px;
            min-height: 68px;
        }
        .navbar-brand {
            font-family: var(--font-head);
            font-weight: 800;
            letter-spacing: .02em;
            font-size: 1.42rem;
            color: #ffffff;
            line-height: 1;
            margin: 0;
        }
        .navbar-brand span {
            color: var(--color-accent);
        }
        .navbar-brand:hover {
            color: #fff;
        }
        .navbar-nav {
            column-gap: 4px;
        }
        .nav-item {
            position: relative;
        }
        .site-header .nav-link {
            color: rgba(255, 255, 255, .78);
            font-weight: 500;
            padding: 12px 17px !important;
            position: relative;
            border-radius: var(--radius-sm);
        }
        .site-header .nav-link:hover,
        .site-header .nav-link.active {
            color: #ffffff;
        }
        .site-header .nav-link::after {
            content: "";
            position: absolute;
            left: 17px;
            right: 17px;
            bottom: 6px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform .25s var(--ease);
        }
        .site-header .nav-link.active::after,
        .site-header .nav-link:hover::after {
            transform: scaleX(1);
        }
        .nav-link.current-dot {
            position: relative;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: 10px;
        }
        .header-cta .btn {
            font-size: .94rem;
            padding: 10px 20px;
        }
        .btn-download {
            background: var(--color-accent);
            color: var(--color-deep);
        }
        .btn-download:hover {
            background: var(--color-accent-soft);
            color: var(--color-deep);
        }
        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .36);
            color: #edf1ee;
        }
        .btn-login:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
        }
        .custom-toggler {
            width: 42px;
            height: 42px;
            display: inline-flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(255, 255, 255, .28);
            border-radius: 8px;
        }
        .custom-toggler .toggler-line {
            width: 18px;
            height: 2px;
            background: var(--color-accent);
            transition: transform .25s var(--ease), opacity .25s var(--ease);
        }
        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(2) {
            opacity: 0;
        }
        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mega-nav {
            position: relative;
        }
        .mega-trigger {
            display: none;
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, .68);
            font-size: .75rem;
            padding: 8px 10px;
        }
        .mega-trigger:hover {
            color: var(--color-accent);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 18px);
            left: -80px;
            width: 640px;
            display: grid;
            grid-template-columns: 1.25fr .8fr;
            gap: 18px;
            padding: 24px;
            background: #f8faf6;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            color: var(--color-text);
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
            text-align: left;
        }
        .mega-nav.on .mega-panel,
        .mega-nav:hover .mega-panel,
        .mega-nav:focus-within .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-panel a {
            color: var(--color-primary);
        }
        .mega-head {
            font-family: var(--font-head);
            font-weight: 700;
            color: var(--color-primary);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mega-links li+li {
            margin-top: 8px;
        }
        .mega-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: .92rem;
            padding: 7px 8px;
            border-radius: 8px;
        }
        .mega-links a:hover {
            background: rgba(11, 59, 44, .09);
            color: var(--color-primary);
        }
        .mega-links i {
            width: 20px;
            color: var(--color-accent);
            font-size: .95rem;
        }
        .mega-feature {
            background: var(--color-deep);
            padding: 14px;
            border-radius: var(--radius-md);
            color: #E5ECE7;
        }
        .mega-feature img {
            width: 100%;
            height: 110px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 12px;
        }
        .mega-badge {
            font-size: .76rem;
            color: var(--color-accent);
            letter-spacing: .08em;
        }
        .mega-feature p {
            color: rgba(230, 240, 234, .82);
            font-size: .86rem;
            line-height: 1.6;
            margin-bottom: 6px;
        }
        @media (min-width: 992px) {
            .mega-trigger {
                display: none;
            }
        }
        @media (max-width: 991.98px) {
            .site-header {
                background: rgba(10, 48, 37, .96);
            }
            .navbar-collapse {
                background: var(--color-deep);
                margin-top: 18px;
                padding: 16px 20px 22px;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-md);
            }
            .site-header .nav-link {
                padding: 14px 8px !important;
                border-bottom: 1px solid rgba(255, 255, 255, .07);
                color: rgba(255, 255, 255, .85);
                border-radius: 0;
            }
            .site-header .nav-link::after {
                display: none;
            }
            .header-cta {
                margin: 18px 0 0;
                flex-wrap: wrap;
                justify-content: flex-start;
            }
            .mega-trigger {
                display: block;
                position: absolute;
                right: 0;
                top: 8px;
                color: #fff;
            }
            .mega-panel {
                position: static;
                width: 100%;
                max-height: 0;
                opacity: 1;
                visibility: visible;
                transform: none;
                display: block;
                padding: 0 8px 0;
                background: transparent;
                border: 0;
                box-shadow: none;
                color: inherit;
                overflow: hidden;
            }
            .mega-nav.on .mega-panel,
            .mega-nav:hover .mega-panel {
                max-height: 520px;
                padding-top: 16px;
                padding-bottom: 12px;
            }
            .mega-head {
                color: var(--color-accent);
                border-bottom-color: rgba(255, 255, 255, .13);
                font-size: 1rem;
                display: none;
            }
            .mega-links a {
                color: rgba(255, 255, 255, .76);
            }
            .mega-links a:hover {
                background: none;
                color: #fff;
            }
            .mega-feature {
                display: none;
            }
        }

        /* ===== Hero / Banner ===== */
        .cat-hero {
            background: var(--color-deep);
            color: #E8EEEA;
            padding: 84px 0 72px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(13, 36, 29, .92) 0%, rgba(11, 34, 26, .55) 80%);
            z-index: 1;
        }
        .cat-hero .hero-img-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center right;
            opacity: .2;
            z-index: 0;
        }
        .cat-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
            margin-bottom: 26px;
            font-size: .88rem;
            color: rgba(235, 242, 237, .58);
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(235, 242, 237, .7);
        }
        .breadcrumb-custom a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-custom .sep {
            color: var(--color-accent);
        }
        .cat-hero h1 {
            font-weight: 800;
            font-size: clamp(2.2rem, 4vw + 1rem, 3.8rem);
            color: #ffffff;
            margin-bottom: 18px;
            line-height: 1.12;
            letter-spacing: -.01em;
            text-shadow: 0 2px 26px rgba(0, 0, 0, .35);
        }
        .cat-hero h1 .gold-text {
            color: var(--color-accent);
        }
        .hero-lead {
            max-width: 680px;
            font-size: 1.13rem;
            line-height: 1.8;
            color: rgba(233, 239, 235, .88);
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .hero-badges {
            display: flex;
            gap: 18px;
            margin-top: 34px;
            flex-wrap: wrap;
        }
        .hero-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .9rem;
            color: rgba(233, 239, 235, .72);
        }
        .hero-badge i {
            color: var(--color-accent);
        }

        .hero-visual {
            position: relative;
            min-height: 320px;
            border-radius: 22px;
            overflow: hidden;
            box-shadow: 0 18px 60px rgba(0, 0, 0, .22);
            border: 1px solid rgba(255, 255, 255, .08);
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 380px;
        }
        .hero-visual .visual-cap {
            position: absolute;
            left: 18px;
            bottom: 16px;
            z-index: 1;
            right: 18px;
            background: rgba(8, 34, 25, .78);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, .12);
            color: #f2f4f0;
            padding: 12px 16px;
            border-radius: 12px;
            font-size: .9rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .hero-visual .visual-cap span {
            color: var(--color-accent);
            font-family: var(--font-num);
            font-size: 1.3rem;
            font-weight: 700;
        }
        @media (max-width: 991.98px) {
            .cat-hero {
                padding: 56px 0;
            }
            .hero-visual {
                margin-top: 38px;
            }
        }

        /* ===== Brand strip / Trust ===== */
        .trust-strip {
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
            padding: 30px 0;
        }
        .trust-strip-inner {
            display: flex;
            justify-content: space-between;
            gap: 26px;
            flex-wrap: wrap;
        }
        .trust-item {
            display: flex;
            gap: 3px;
            align-items: center;
            justify-content: center;
            min-width: 200px;
        }
        .trust-item i {
            background: var(--color-primary);
            color: #fff;
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 1rem;
            margin-right: 12px;
            flex-shrink: 0;
        }
        .trust-item strong {
            font-family: var(--font-num);
            color: var(--color-primary);
            font-size: 1.55rem;
            line-height: 1.3;
            display: block;
        }
        .trust-item small {
            color: var(--color-text-secondary);
            font-size: .85rem;
        }

        /* ===== Intro content section ===== */
        .about-section {
            background: var(--color-bg);
            padding-top: 78px;
            padding-bottom: 78px;
        }
        .intro-grid {
            display: grid;
            grid-template-columns: .9fr 1.1fr;
            gap: 54px;
            align-items: center;
        }
        .intro-media {
            position: relative;
        }
        .intro-media .image-wrap {
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-hover);
        }
        .intro-media .image-wrap img {
            width: 100%;
            height: 430px;
            object-fit: cover;
        }
        .intro-media .link-stamp {
            display: inline-flex;
            align-items: center;
            background: var(--color-accent);
            color: var(--color-deep);
            font-weight: 700;
            padding: 8px 15px;
            border-radius: 30px;
            font-size: .85rem;
            position: absolute;
            left: 18px;
            top: 18px;
            box-shadow: var(--shadow-sm);
        }
        .about-copy .eyebrow,
        .sec-head .eyebrow {
            color: var(--color-accent);
            font-size: .9rem;
            letter-spacing: .13em;
            font-weight: 600;
            display: block;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .about-copy h2 {
            font-size: clamp(1.8rem, 2vw + 1rem, 2.7rem);
            margin-bottom: 18px;
            line-height: 1.2;
        }
        .about-copy > p {
            max-width: 620px;
        }
        .point-list {
            margin-top: 26px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px 30px;
        }
        .point-row {
            display: flex;
            gap: 14px;
            padding: 10px 0;
        }
        .point-index {
            font-family: var(--font-num);
            color: var(--color-accent);
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.4;
        }
        .point-row h3 {
            font-size: 1.02rem;
            margin-bottom: 2px;
            font-weight: 700;
            font-family: var(--font-head);
        }
        .point-row p {
            color: var(--color-text-secondary);
            font-size: .91rem;
            line-height: 1.65;
        }
        @media (max-width: 991.98px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .intro-media .image-wrap img {
                height: 300px;
            }
        }
        @media (max-width: 575.98px) {
            .point-list {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Protect steps ===== */
        .protect-section {
            background: var(--color-primary);
            color: #E5EBE7;
        }
        .protect-section h2,
        .protect-section h3 {
            color: #ffffff;
        }
        .protect-section .eyebrow {
            color: var(--color-accent-soft);
        }
        .protect-section .sec-sub {
            color: rgba(223, 235, 229, .7);
        }
        .protect-grid {
            margin-top: 46px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0 28px;
            position: relative;
        }
        .protect-grid::before {
            content: "";
            position: absolute;
            top: 40px;
            left: 16%;
            right: 16%;
            height: 2px;
            background-image: linear-gradient(90deg, transparent, rgba(201, 160, 99, .42), transparent);
            z-index: 0;
        }
        .step-card {
            position: relative;
            background: rgba(255, 255, 255, .055);
            border: 1px solid rgba(255, 255, 255, .08);
            padding: 30px 25px;
            border-radius: 18px;
            transition: transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
        }
        .step-card:hover {
            transform: translateY(-3px);
            background: rgba(255, 255, 255, .08);
            border-color: rgba(201, 160, 99, .25);
            box-shadow: var(--shadow-md);
        }
        .step-num {
            display: inline-flex;
            width: 50px;
            height: 50px;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--color-accent);
            color: var(--color-deep);
            font-weight: 800;
            font-family: var(--font-num);
            font-size: 1.34rem;
            box-shadow: 0 0 0 6px rgba(201, 160, 99, .18);
            margin-bottom: 21px;
        }
        .step-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }
        .step-card p {
            color: rgba(228, 238, 232, .74);
            font-size: .97rem;
            margin-bottom: 0;
        }
        @media (max-width: 991.98px) {
            .protect-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .protect-grid::before {
                display: none;
            }
            .step-card {
                max-width: 560px;
                margin: 0 auto;
            }
        }

        /* ===== Status / risk analysis ===== */
        .state-section {
            background: var(--color-bg);
        }
        .sec-head {
            max-width: 720px;
            margin-bottom: 42px;
        }
        .sec-head h2 {
            font-size: clamp(1.9rem, 2vw + 1rem, 2.8rem);
            color: var(--color-primary);
        }
        .state-wrap {
            background: var(--color-surface);
            border-radius: 18px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            overflow: hidden;
        }
        .state-head {
            display: grid;
            grid-template-columns: 1fr 1fr 1.3fr .8fr;
            padding: 16px 22px;
            background: #f0f2ed;
            font-weight: 700;
            font-size: .92rem;
            color: var(--color-primary);
        }
        .state-row {
            display: grid;
            grid-template-columns: 1fr 1fr 1.3fr .8fr;
            align-items: center;
            padding: 17px 22px;
            border-top: 1px solid var(--color-border);
            transition: background .25s var(--ease);
        }
        .state-row:hover {
            background: rgba(20, 98, 75, .045);
        }
        .state-row strong {
            color: var(--color-primary);
            font-size: .96rem;
        }
        .state-row .normal {
            color: var(--color-text-secondary);
            font-size: .9rem;
        }
        .status-pill {
            font-size: .84rem;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            border-radius: 24px;
            font-weight: 500;
            padding: 7px 14px;
            max-width: fit-content;
        }
        .status-pill::before {
            content: "";
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: currentColor;
        }
        .status-good {
            background: rgba(46, 125, 91, .12);
            color: #1f6b4b;
        }
        .status-warn {
            background: rgba(194, 143, 55, .16);
            color: #90691b;
        }
        .status-danger {
            background: rgba(180, 94, 84, .12);
            color: #a15850;
        }
        .state-desc {
            font-size: .9rem;
            color: var(--color-text-secondary);
        }
        @media (max-width: 767.98px) {
            .state-head {
                display: none;
            }
            .state-row {
                grid-template-columns: 1fr;
                gap: 9px;
                padding: 20px;
            }
            .state-row strong {
                font-size: 1.03rem;
            }
            .state-desc {
                max-width: 90%;
            }
        }

        /* ===== Scenario tips / local guide ===== */
        .tip-section {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
        }
        .tip-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 26px;
        }
        .tip-card {
            background: var(--color-bg);
            border-radius: 18px;
            padding: 30px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: transform .25s var(--ease), box-shadow .25s var(--ease);
            position: relative;
            overflow: hidden;
        }
        .tip-card:first-child {
            background: var(--color-primary);
        }
        .tip-card:first-child .tip-icon,
        .tip-card:first-child h3 {
            color: #fff;
        }
        .tip-card:first-child p {
            color: rgba(231, 237, 233, .76);
        }
        .tip-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .tip-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: var(--color-accent);
            color: var(--color-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-bottom: 22px;
        }
        .tip-card h3 {
            font-size: 1.28rem;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .tip-card p {
            font-size: .96rem;
            margin: 0;
        }
        @media (max-width: 767.98px) {
            .tip-cards {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ / data guide ===== */
        .faq-layout {
            display: grid;
            grid-template-columns: .72fr 1.28fr;
            gap: 40px;
        }
        .faq-side .faq-stat-list {
            background: var(--color-deep);
            padding: 26px;
            border-radius: 18px;
            color: #fff;
            margin-top: 22px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 22px 16px;
        }
        .faq-side .faq-stat-list strong {
            display: block;
            font-size: 1.55rem;
            color: var(--color-accent);
            font-family: var(--font-num);
        }
        .faq-side .faq-stat-list small {
            color: rgba(227, 238, 231, .7);
            font-size: .82rem;
        }
        .faq-list {
            border-top: 1px solid var(--color-border);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-item .faq-q {
            display: block;
            width: 100%;
            text-align: left;
            font-size: 1.06rem;
            font-weight: 700;
            color: var(--color-primary);
            padding: 20px 28px 18px 0;
            position: relative;
            transition: color .25s var(--ease);
        }
        .faq-item .faq-q:hover {
            color: var(--color-primary-light);
        }
        .faq-item .faq-q::before {
            content: "";
            position: absolute;
            left: -15px;
            top: 29px;
            width: 9px;
            height: 9px;
            background: var(--color-accent);
            border-radius: 50%;
            display: none;
        }
        .faq-item.open .faq-q::before {
            display: inline-block;
        }
        .faq-item .faq-a {
            color: var(--color-text-secondary);
            padding: 0 30px 22px 0;
            font-size: .97rem;
            line-height: 1.9;
        }
        .faq-a p {
            margin: 0;
            color: inherit;
        }
        .btn-arrow {
            color: var(--color-accent);
            margin-left: 14px;
            font-size: .8rem;
        }
        @media (max-width: 991.98px) {
            .faq-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Recommend categories ===== */
        .rec-section {
            background: var(--color-deep);
        }
        .rec-section .sec-head h2 {
            color: #ffffff;
        }
        .rec-section .sec-sub {
            color: rgba(225, 234, 229, .7);
        }
        .rec-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 26px;
        }
        .rec-card {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 18px;
            overflow: hidden;
            display: grid;
            grid-template-columns: .9fr 1.1fr;
            min-height: 180px;
            transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
        }
        .rec-card:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(201, 160, 99, .35);
            transform: translateY(-3px);
        }
        .rec-img {
            position: relative;
            overflow: hidden;
            min-height: 180px;
        }
        .rec-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .rec-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(13, 34, 28, .22), transparent);
        }
        .rec-copy {
            padding: 26px 22px;
            display: flex;
            flex-direction: column;
            color: #fff;
        }
        .rec-copy .rec-tag {
            color: var(--color-accent);
            font-size: .8rem;
            letter-spacing: .05em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .rec-copy h3 {
            color: #fff;
            font-size: 1.13rem;
            margin-bottom: 9px;
            line-height: 1.5;
        }
        .rec-copy p {
            color: rgba(227, 236, 231, .72);
            font-size: .9rem;
            margin-bottom: 16px;
            flex: 1;
        }
        .rec-copy .go-link {
            color: var(--color-accent);
            font-size: .9rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .rec-copy .go-link i {
            transition: transform .25s var(--ease);
        }
        .rec-copy .go-link:hover i {
            transform: translateX(5px);
        }
        @media (max-width: 767.98px) {
            .rec-grid {
                grid-template-columns: 1fr;
            }
            .rec-card {
                grid-template-columns: 1fr;
            }
            .rec-img {
                min-height: 150px;
            }
            .rec-img img {
                min-height: 150px;
            }
        }

        /* ===== CTA ===== */
        .cta-banner {
            background: var(--color-accent);
            padding: 72px 0;
            color: var(--color-deep);
        }
        .cta-inner {
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 17px;
        }
        .cta-inner h2 {
            font-size: clamp(1.8rem, 2.2vw + 1rem, 3rem);
            color: var(--color-deep);
            max-width: 800px;
        }
        .cta-inner p {
            color: #29483e;
            max-width: 680px;
            margin-bottom: 0;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-cta-dark {
            background: var(--color-deep);
            color: #fff;
        }
        .btn-cta-dark:hover {
            background: #123c2e;
            color: #fff;
        }
        .btn-cta-coast {
            background: transparent;
            border: 1px solid var(--color-deep);
            color: var(--color-deep);
        }
        .btn-cta-coast:hover {
            background: rgba(14, 42, 34, .09);
            color: #0b201a;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(233, 242, 237, .8);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr .8fr .8fr;
            gap: 42px;
            padding: 64px 0 42px;
        }
        .footer-brand .footer-logo {
            font-family: var(--font-head);
            font-size: 1.55rem;
            font-weight: 800;
            color: #fff;
            display: inline-block;
            margin-bottom: 18px;
            letter-spacing: .03em;
        }
        .footer-brand .footer-logo span {
            color: var(--color-accent);
        }
        .footer-brand p {
            color: rgba(233, 242, 237, .66);
            font-size: .95rem;
            max-width: 440px;
            margin-bottom: 22px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .22);
            color: rgba(255, 255, 255, .85);
            font-size: .94rem;
            transition: all .25s var(--ease);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-deep);
        }
        .footer-col h5 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col ul li+li {
            margin-top: 11px;
        }
        .footer-col ul a {
            color: rgba(233, 242, 237, .64);
            font-size: .94rem;
            text-decoration: none;
            transition: color .25s var(--ease), padding-left .25s var(--ease);
        }
        .footer-col ul a:hover {
            color: var(--color-accent-soft);
            padding-left: 5px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .09);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            font-size: .85rem;
            color: rgba(224, 235, 230, .55);
            margin-top: 6px;
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #0B3B2C;
            --color-primary-light: #14624B;
            --color-accent: #C9A063;
            --color-deep: #0E2A22;
            --color-bg: #F5F6F3;
            --color-surface: #FFFFFF;
            --color-text: #1A2A24;
            --color-text-secondary: #5A6B63;
            --color-border: #E3E7E2;
            --color-success: #2E7D5B;
            --radius-card: 12px;
            --radius-btn: 6px;
            --shadow-sm: 0 1px 2px rgba(6, 40, 30, 0.06), 0 4px 12px rgba(6, 40, 30, 0.05);
            --shadow-md: 0 8px 30px rgba(6, 40, 30, 0.12);
            --shadow-hover: 0 2px 4px rgba(6, 40, 30, 0.06), 0 12px 32px rgba(6, 40, 30, 0.12);
            --ease: cubic-bezier(0.2, 0, 0, 1);
            --font-display: "Rajdhani", "DIN Alternate", "Bebas Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Inter", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body.category-page {
            background-color: var(--color-bg);
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color 0.25s var(--ease);
        }

        a:hover {
            color: var(--color-primary-light);
        }

        button {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        p {
            margin: 0;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
        }

        .container {
            max-width: 1320px;
        }

        .section {
            padding: clamp(64px, 9vw, 110px) 0;
        }

        .section--soft {
            background-color: #eef0eb;
        }

        .section-head {
            margin-bottom: 44px;
        }

        .section-head .eyebrow {
            color: var(--color-primary-light);
            font-weight: 700;
            font-size: 0.875rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .section-head .eyebrow::before {
            content: "";
            width: 26px;
            height: 2px;
            background: var(--color-accent);
            display: inline-block;
        }

        .section-head h2 {
            font-size: clamp(1.7rem, 2.5vw + 0.8rem, 2.8rem);
            font-weight: 700;
            margin: 0 0 12px;
            letter-spacing: -0.01em;
            color: var(--color-text);
        }

        .section-head .section-desc {
            color: var(--color-text-secondary);
            max-width: 640px;
            font-size: 1.0625rem;
        }

        .section-head.is-center {
            text-align: center;
        }

        .section-head.is-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        .btn {
            --bs-btn-focus-box-shadow: none;
            --bs-btn-active-box-shadow: none;
            border-radius: var(--radius-btn);
            font-weight: 700;
            padding: 0.7rem 1.5rem;
            transition: all 0.25s var(--ease);
            font-size: 0.99rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.45rem;
        }

        .btn-accent {
            background-color: var(--color-accent);
            border: 1px solid var(--color-accent);
            color: #0d2c21;
        }

        .btn-accent:hover {
            background-color: #dbb87f;
            border-color: #dbb87f;
            color: #0d2c21;
            transform: translateY(-1px);
            box-shadow: 0 8px 22px rgba(201, 160, 99, 0.32);
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, 0.82);
            color: #fff;
        }

        .btn-outline-light:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        .btn-outline-primary {
            border: 1px solid rgba(11, 59, 44, 0.38);
            color: var(--color-primary);
        }

        .btn-outline-primary:hover {
            background-color: rgba(11, 59, 44, 0.07);
            border-color: var(--color-primary-light);
            color: var(--color-primary-light);
        }

        .btn-accent:focus-visible,
        .btn-outline-primary:focus-visible,
        .btn-outline-light:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background-color: rgba(11, 59, 44, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 2px 14px rgba(6, 40, 30, 0.08);
        }

        .site-header .navbar {
            padding-top: 0;
            padding-bottom: 0;
        }

        .navbar-brand {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.48rem;
            color: #fff !important;
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            padding: 0;
            line-height: 1.2;
        }

        .navbar-brand span {
            color: var(--color-accent);
        }

        .navbar-brand:hover,
        .navbar-brand:focus {
            color: #fff !important;
        }

        .navbar .navbar-nav {
            align-items: center;
            gap: 0px;
        }

        .navbar .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-weight: 600;
            font-size: 0.98rem;
            padding: 15px 16px 14px;
            position: relative;
            border-radius: 0;
            transition: color 0.25s var(--ease);
        }

        .navbar .nav-link:hover {
            color: #fff;
        }

        .navbar .nav-link.active {
            color: #fff;
        }

        .navbar .nav-link::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 3px;
            background-color: var(--color-accent);
            border-radius: 0 0 3px 3px;
            transform: scaleX(0.45);
            opacity: 0;
            transform-origin: left;
            transition: all 0.25s var(--ease);
        }

        .navbar .nav-link.active::after {
            opacity: 1;
            transform: scaleX(1);
        }

        .navbar .nav-link:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: -2px;
        }

        .mega-nav {
            position: relative;
            margin: 0 2px;
        }

        .mega-link-wrap {
            display: flex;
            align-items: center;
            gap: 0px;
        }

        .mega-trigger {
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.8rem;
            border-radius: 50%;
            transition: all 0.25s var(--ease);
        }

        .mega-trigger:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        .mega-trigger i {
            transition: transform 0.25s var(--ease);
        }

        .mega-nav.open .mega-trigger i {
            transform: rotate(180deg);
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 16px);
            left: 50%;
            width: 760px;
            background: #fff;
            border-radius: 14px;
            box-shadow: var(--shadow-md);
            border-top: 3px solid var(--color-accent);
            padding: 22px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 20px;
            opacity: 0;
            visibility: hidden;
            transform: translateX(-50%) translateY(10px);
            transition: all 0.3s var(--ease);
            pointer-events: none;
            z-index: 1090;
        }

        .mega-nav.open .mega-panel {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(-50%) translateY(0);
        }

        .mega-head {
            font-weight: 800;
            color: var(--color-text);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border);
            margin-bottom: 8px;
        }

        .mega-links {
            list-style: none;
        }

        .mega-links li+li {
            border-top: 1px solid #f0f2ee;
        }

        .mega-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 2px;
            color: var(--color-text);
            font-weight: 500;
        }

        .mega-links a i {
            color: var(--color-primary-light);
            width: 22px;
            text-align: center;
        }

        .mega-links a:hover {
            color: var(--color-primary-light);
        }

        .mega-feature {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .mega-feature img {
            border-radius: 10px;
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }

        .mega-feature span {
            display: block;
            padding-top: 10px;
            font-weight: 700;
            color: var(--color-text);
        }

        .custom-toggler {
            width: 44px;
            height: 40px;
            border: 1px solid rgba(255, 255, 255, 0.24);
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            background: rgba(255, 255, 255, 0.04);
            transition: all 0.25s var(--ease);
        }

        .custom-toggler:hover {
            border-color: var(--color-accent);
        }

        .custom-toggler .toggler-line {
            display: block;
            width: 20px;
            height: 2px;
            background: #fff;
            border-radius: 4px;
        }

        .custom-toggler:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* Category hero */
        .category-hero {
            position: relative;
            background-color: var(--color-deep);
            background-image: linear-gradient(108deg, rgba(6, 32, 24, 0.97) 20%, rgba(10, 53, 40, 0.9) 60%, rgba(22, 76, 56, 0.82) 100%), url("/assets/images/backpic/back-1.webp");
            background-position: center center;
            background-size: cover;
            color: #fff;
            padding: clamp(64px, 8vw, 104px) 0 78px;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, rgba(201, 160, 99, 0.58), transparent);
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-accent);
            font-weight: 700;
            letter-spacing: 0.1em;
            margin-bottom: 18px;
            font-size: 0.92rem;
            text-transform: uppercase;
        }

        .hero-kicker::before {
            content: "";
            width: 34px;
            height: 2px;
            background: var(--color-accent);
        }

        .category-hero h1 {
            font-family: var(--font-display);
            font-size: clamp(2rem, 4vw + 0.8rem, 3.8rem);
            line-height: 1.08;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 22px;
            max-width: 820px;
            color: #fff;
        }

        .category-hero .hero-lead {
            font-size: 1.06rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 600px;
            margin-bottom: 26px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 26px;
        }

        .hero-marks {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .badge-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: rgba(255, 255, 255, 0.92);
            padding: 6px 13px;
            border-radius: 40px;
            font-size: 0.86rem;
            font-weight: 500;
        }

        .badge-chip i {
            color: var(--color-accent);
        }

        .hero-visual {
            border-radius: 16px;
            box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
            border: 1px solid rgba(255, 255, 255, 0.22);
            overflow: hidden;
        }

        .hero-visual img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }

        /* Scope cards */
        .scope-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .scope-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 26px;
            display: flex;
            flex-direction: column;
            transition: all 0.25s var(--ease);
            position: relative;
            overflow: hidden;
        }

        .scope-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--color-accent);
            opacity: 0;
            transition: opacity 0.25s var(--ease);
        }

        .scope-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .scope-card:hover::before {
            opacity: 1;
        }

        .scope-card.is-wide {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 24px;
            align-items: center;
            background: var(--color-primary);
            color: #fff;
            grid-column: span 2;
        }

        .scope-card.is-wide h3 {
            color: #fff;
        }

        .scope-card.is-wide p {
            color: rgba(255, 255, 255, 0.75);
        }

        .scope-card.is-wide .scope-icon {
            background: rgba(255, 255, 255, 0.12);
            color: var(--color-accent);
        }

        .scope-card .scope-content {
            min-width: 0;
        }

        .scope-icon {
            width: 50px;
            height: 50px;
            border-radius: 13px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(20, 98, 75, 0.08);
            color: var(--color-primary);
            font-size: 1.35rem;
            margin-bottom: 16px;
            flex: 0 0 auto;
        }

        .scope-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .scope-card p {
            color: var(--color-text-secondary);
            font-size: 0.98rem;
            margin-bottom: 10px;
        }

        .scope-note {
            border-top: 1px solid var(--color-border);
            padding-top: 10px;
            margin-top: auto;
            color: var(--color-primary-light);
            font-weight: 600;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Flow section */
        .support-flow {
            background: var(--color-deep);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .support-flow::before {
            content: "SERVICE";
            position: absolute;
            right: -20px;
            top: -40px;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: clamp(8rem, 18vw, 16rem);
            line-height: 1;
            color: rgba(255, 255, 255, 0.03);
            letter-spacing: 0.05em;
            pointer-events: none;
        }

        .flow-copy {
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .flow-copy .section-eyebrow {
            color: var(--color-accent);
            font-weight: 700;
            letter-spacing: 0.1em;
            margin-bottom: 12px;
        }

        .flow-copy h2 {
            font-size: clamp(1.8rem, 3vw, 2.8rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 14px;
        }

        .flow-copy .flow-text {
            color: rgba(255, 255, 255, 0.72);
            margin-bottom: 26px;
        }

        .flow-copy .flow-figure {
            border-radius: 14px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-hover);
        }

        .flow-copy .flow-figure img {
            aspect-ratio: 16 / 9;
            object-fit: cover;
            width: 100%;
        }

        .flow-list {
            display: flex;
            flex-direction: column;
        }

        .flow-step {
            position: relative;
            padding: 26px 0 24px 92px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .flow-step:first-child {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }

        .step-num {
            position: absolute;
            left: 0;
            top: 24px;
            width: 58px;
            height: 58px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 160, 99, 0.14);
            border: 1px solid rgba(201, 160, 99, 0.32);
            border-radius: 50%;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--color-accent);
        }

        .flow-step h3 {
            font-size: 1.22rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 7px;
        }

        .flow-step p {
            color: rgba(255, 255, 255, 0.68);
            font-size: 0.97rem;
        }

        /* Compatibility */
        .compat-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .compat-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            border-top: 4px solid var(--color-primary-light);
        }

        .compat-card:nth-child(2) {
            border-top-color: var(--color-accent);
        }

        .compat-head {
            padding: 24px 26px 14px;
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .compat-head .os-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: rgba(11, 59, 44, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary-light);
        }

        .compat-head h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0;
            color: var(--color-text);
        }

        .compat-head p {
            color: var(--color-text-secondary);
            font-size: 0.84rem;
        }

        .compat-list {
            padding: 4px 26px 26px;
            list-style: none;
        }

        .compat-list li {
            border-bottom: 1px solid #f1f3ef;
            padding: 11px 0;
            font-size: 0.96rem;
            color: var(--color-text);
            display: flex;
            gap: 10px;
            align-items: flex-start;
        }

        .compat-list li i {
            color: var(--color-success);
            margin-top: 6px;
            font-size: 0.9rem;
            width: 16px;
            text-align: center;
        }

        .compat-tip {
            margin-top: 26px;
            padding: 16px 20px;
            background: #edf2ee;
            border-left: 3px solid var(--color-accent);
            border-radius: 0 10px 10px 0;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
        }

        /* FAQ */
        .faq-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 330px;
            gap: 48px;
            align-items: start;
        }

        .faq-inner {
            max-width: 820px;
        }

        .faq-list {
            border-top: 2px solid var(--color-primary);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }

        .faq-q {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 18px;
            text-align: left;
            padding: 21px 4px;
            color: var(--color-text);
            font-weight: 700;
            font-size: 1.04rem;
            line-height: 1.5;
            position: relative;
        }

        .faq-q::before {
            content: "";
            flex: 0 0 auto;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: transparent;
            border: 2px solid #9db1a7;
            margin-left: 2px;
            transition: all 0.25s var(--ease);
        }

        .faq-item.open .faq-q::before {
            background: var(--color-accent);
            border-color: var(--color-accent);
            box-shadow: 0 0 0 4px rgba(201, 160, 99, 0.2);
        }

        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.32s var(--ease);
            color: var(--color-text-secondary);
            font-size: 0.98rem;
            line-height: 1.8;
        }

        .faq-item.open .faq-a {
            max-height: 320px;
        }

        .faq-a-inner {
            padding: 0 4px 22px;
        }

        .faq-col {
            min-width: 0;
        }

        .side-panel {
            background: var(--color-primary);
            color: #fff;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: sticky;
            top: 100px;
        }

        .side-panel img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }

        .side-panel-body {
            padding: 22px;
        }

        .side-panel h3 {
            color: #fff;
            font-size: 1.16rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .side-panel p {
            color: rgba(255, 255, 255, 0.72);
            font-size: 0.93rem;
            margin-bottom: 18px;
        }

        .side-panel .btn {
            width: 100%;
        }

        /* Next guide */
        .next-guide {
            background: linear-gradient(110deg, #E8ECE4 0%, #DDE4DC 100%);
        }

        .next-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 22px;
        }

        .next-card {
            background: var(--color-surface);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            transition: all 0.25s var(--ease);
        }

        .next-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .next-card .next-media {
            position: relative;
        }

        .next-card .next-media img {
            width: 100%;
            aspect-ratio: 16 / 7;
            object-fit: cover;
        }

        .next-card .next-tag {
            position: absolute;
            left: 18px;
            top: 16px;
            background: rgba(11, 59, 44, 0.86);
            color: #fff;
            border-radius: 30px;
            padding: 4px 12px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .next-card .next-content {
            padding: 22px 24px 24px;
            display: flex;
            flex: 1 0 auto;
            flex-direction: column;
        }

        .next-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .next-card p {
            color: var(--color-text-secondary);
            font-size: 0.96rem;
            margin-bottom: 18px;
        }

        .next-link {
            margin-top: auto;
            font-weight: 700;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .next-link i {
            transition: transform 0.25s var(--ease);
            color: var(--color-accent);
        }

        .next-link:hover i {
            transform: translateX(4px);
        }

        /* Footer */
        .site-footer {
            background-color: #08251a;
            color: rgba(255, 255, 255, 0.65);
            padding: 68px 0 26px;
            font-size: 0.95rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 46px;
            margin-bottom: 42px;
        }

        .footer-logo {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.6rem;
            color: #fff !important;
            display: inline-flex;
            margin-bottom: 16px;
        }

        .footer-logo span {
            color: var(--color-accent);
        }

        .footer-brand p {
            max-width: 380px;
            font-size: 0.93rem;
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.75);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all 0.25s var(--ease);
            border: 1px solid transparent;
        }

        .footer-social a:hover {
            background: rgba(201, 160, 99, 0.18);
            color: var(--color-accent);
            border-color: rgba(201, 160, 99, 0.42);
        }

        .footer-col h5 {
            color: #fff;
            font-weight: 700;
            margin: 4px 0 18px;
            font-size: 1rem;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.92rem;
            transition: all 0.25s var(--ease);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul a::before {
            content: "";
            width: 4px;
            height: 4px;
            background: var(--color-accent);
            border-radius: 50%;
            opacity: 0;
            transition: opacity 0.25s var(--ease);
        }

        .footer-col ul a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-col ul a:hover::before {
            opacity: 1;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            color: rgba(255, 255, 255, 0.42);
            font-size: 0.87rem;
        }

        /* Responsive */
        @media (max-width: 1199.98px) {
            .mega-panel {
                width: 650px;
            }

            .navbar .nav-link {
                padding-left: 12px;
                padding-right: 12px;
            }
        }

        @media (max-width: 991.98px) {
            .site-header {
                background-color: var(--color-deep);
            }

            .site-header .navbar {
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .navbar-collapse {
                background: rgba(11, 59, 44, 0.98);
                margin-top: 14px;
                padding: 12px 16px 16px;
                border-radius: 14px;
                border: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: var(--shadow-md);
            }

            .navbar-nav {
                width: 100%;
            }

            .mega-link-wrap {
                width: 100%;
                justify-content: space-between;
            }

            .navbar .nav-link {
                padding: 12px 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                width: 100%;
                font-size: 1.02rem;
            }

            .navbar .nav-link::after {
                left: 4px;
                right: auto;
                width: 34px;
            }

            .mega-trigger {
                display: none;
            }

            .mega-panel {
                display: none;
            }

            .category-hero {
                padding-top: 62px;
            }

            .hero-visual {
                margin-top: 30px;
            }

            .faq-layout {
                grid-template-columns: 1fr;
            }

            .side-panel {
                position: static;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .footer-brand {
                grid-column: span 2;
            }
        }

        @media (max-width: 767.98px) {
            .flow-step {
                padding: 24px 0 22px 72px;
            }

            .step-num {
                width: 52px;
                height: 52px;
                font-size: 1.1rem;
                top: 22px;
            }

            .compat-grid {
                grid-template-columns: 1fr;
            }

            .scope-grid {
                grid-template-columns: 1fr;
            }

            .scope-card.is-wide {
                grid-column: span 1;
                grid-template-columns: 1fr;
            }

            .next-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero h1 {
                font-size: 2.2rem;
                letter-spacing: -0.01em;
            }

            .category-hero .hero-actions .btn {
                padding: 0.7rem 1.1rem;
                font-size: 0.94rem;
            }

            .section {
                padding: 58px 0;
            }

            .section-head {
                margin-bottom: 30px;
            }

            .section-head h2 {
                font-size: 1.72rem;
            }

            .scope-card {
                padding: 22px;
            }

            .flow-step {
                padding-left: 0;
                padding-top: 48px;
            }

            .flow-step .step-num {
                top: 0;
            }

            .compat-head {
                padding: 20px 20px 10px;
            }

            .compat-list {
                padding: 4px 20px 22px;
            }

            .faq-q {
                font-size: 0.98rem;
                padding: 18px 2px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-brand {
                grid-column: span 1;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.001s !important;
                transition-duration: 0.001s !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0B3B2C;
            --color-primary-light: #14624B;
            --color-accent: #C9A063;
            --color-deep: #0E2A22;
            --color-bg: #F5F6F3;
            --color-surface: #FFFFFF;
            --color-text: #1A2A24;
            --color-text-secondary: #5A6B63;
            --color-border: #E3E7E2;
            --color-success: #2E7D5B;
            --shadow-sm: 0 1px 2px rgba(6, 40, 30, 0.06), 0 4px 12px rgba(6, 40, 30, 0.05);
            --shadow-md: 0 8px 30px rgba(6, 40, 30, 0.12);
            --shadow-hover: 0 2px 4px rgba(6, 40, 30, 0.06), 0 12px 32px rgba(6, 40, 30, 0.12);
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-input: 8px;
            --font-title: "Rajdhani", "DIN Alternate", "Bebas Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "Inter", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            --ease: cubic-bezier(0.2, 0, 0, 1);
            --transition: 250ms var(--ease);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--color-primary-light);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), border-color var(--transition);
        }

        a:hover {
            color: var(--color-primary);
        }

        button {
            font-family: inherit;
        }

        :focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: 1240px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .6rem;
            border-radius: var(--radius-btn);
            padding: .85rem 1.7rem;
            font-weight: 700;
            font-size: 1rem;
            line-height: 1;
            border: 1px solid transparent;
            text-decoration: none;
            transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
            cursor: pointer;
        }

        .btn i {
            font-size: .9em;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #1A2A24;
            border-color: var(--color-accent);
        }

        .btn-accent:hover,
        .btn-accent:active {
            background: #d9b579;
            border-color: #d9b579;
            color: #0B1A14;
            box-shadow: 0 0 0 4px rgba(201, 160, 99, .22);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, .06);
            color: #fff;
            border-color: rgba(255, 255, 255, .72);
        }

        .btn-ghost:hover,
        .btn-ghost:active {
            background: rgba(255, 255, 255, .14);
            color: #fff;
            border-color: #fff;
            transform: translateY(-1px);
        }

        .btn-dark-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: rgba(11, 59, 44, .5);
        }

        .btn-dark-outline:hover {
            background: rgba(11, 59, 44, .06);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .section {
            padding: 96px 0;
        }

        .section-head {
            max-width: 780px;
            margin-bottom: 56px;
        }

        .section-kicker {
            display: inline-block;
            font-size: .8125rem;
            font-weight: 700;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: var(--color-accent);
            border: 1px solid rgba(201, 160, 99, .5);
            border-radius: 99px;
            padding: .3rem .9rem;
            margin-bottom: 1rem;
            background: rgba(201, 160, 99, .06);
        }

        .section-title {
            font-size: clamp(1.8rem, 2.4vw + .8rem, 2.85rem);
            font-weight: 800;
            line-height: 1.18;
            margin: 0 0 1rem;
            color: var(--color-text);
            font-family: var(--font-title);
            letter-spacing: -.01em;
        }

        .section-desc {
            color: var(--color-text-secondary);
            font-size: 1.0625rem;
            margin-bottom: 0;
        }

        .bg-white {
            background: var(--color-surface);
        }

        .bg-soft {
            background: var(--color-bg);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(11, 59, 44, .94);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 59, 44, .98);
            box-shadow: var(--shadow-md);
        }

        .navbar {
            padding: 0;
        }

        .navbar-brand {
            display: inline-flex;
            align-items: baseline;
            font-family: var(--font-title);
            font-size: 1.55rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: .02em;
            padding: 1rem 0;
            line-height: 1;
        }

        .navbar-brand span {
            color: var(--color-accent);
        }

        .navbar-brand span:last-child {
            color: var(--color-accent);
        }

        .navbar-brand:hover {
            color: #fff;
        }

        .navbar-nav {
            gap: .2rem;
        }

        .site-header .navbar .nav-link {
            color: rgba(255, 255, 255, .82);
            font-size: .98rem;
            font-weight: 600;
            padding: 1.2rem 1.1rem;
            position: relative;
            border-radius: 0;
            transition: color var(--transition);
        }

        .site-header .navbar .nav-link:hover,
        .site-header .navbar .nav-link.active {
            color: #fff;
        }

        .site-header .navbar .nav-link::after {
            content: "";
            position: absolute;
            left: 1.1rem;
            right: 1.1rem;
            bottom: .72rem;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform var(--transition);
        }

        .site-header .navbar .nav-link:hover::after,
        .site-header .navbar .nav-link.active::after {
            transform: scaleX(1);
        }

        .navbar-toggler {
            border: 0;
            padding: .7rem;
            box-shadow: none !important;
        }

        .custom-toggler {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 46px;
            height: 46px;
            background: rgba(255, 255, 255, .06);
            border-radius: 6px;
        }

        .custom-toggler:hover {
            background: rgba(255, 255, 255, .12);
        }

        .toggler-line {
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform .25s var(--ease), opacity .25s var(--ease);
        }

        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(2) {
            opacity: 0;
        }

        .custom-toggler[aria-expanded="true"] .toggler-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mega-nav {
            position: relative;
        }

        .mega-link-wrap {
            display: flex;
            align-items: center;
            margin: 0;
        }

        .mega-link-wrap .mega-trigger {
            width: 32px;
            height: 46px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 0;
            color: rgba(255, 255, 255, .55);
            font-size: .75rem;
            transition: transform var(--transition), color var(--transition);
        }

        .mega-link-wrap .mega-trigger:hover {
            color: var(--color-accent);
        }

        .mega-nav.is-open .mega-link-wrap .mega-trigger i {
            transform: rotate(180deg);
        }

        .mega-trigger i {
            transition: transform var(--transition);
        }

        .mega-panel {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-md);
            padding: 28px 32px;
            color: var(--color-text);
            min-width: 520px;
            border: 1px solid var(--color-border);
        }

        .mega-panel .mega-head {
            font-size: 1rem;
            font-weight: 800;
            margin-bottom: .5rem;
            color: var(--color-primary);
        }

        .mega-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mega-panel .mega-links a {
            display: flex;
            align-items: center;
            gap: .65rem;
            padding: .55rem 0;
            color: var(--color-text-secondary);
            text-decoration: none;
            font-size: .95rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(227, 231, 226, .7);
            transition: color var(--transition), padding-left var(--transition);
        }

        .mega-panel .mega-links a:last-child {
            border-bottom: 0;
        }

        .mega-panel .mega-links a:hover {
            color: var(--color-primary);
            padding-left: .35rem;
        }

        .mega-panel .mega-links i {
            width: 18px;
            color: var(--color-accent);
            text-align: center;
        }

        .mega-panel .mega-feature {
            border-radius: 10px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            min-height: 170px;
            padding: 14px;
            background: var(--color-deep);
            position: relative;
        }

        .mega-panel .mega-feature img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: .5;
        }

        .mega-panel .mega-feature span {
            position: relative;
            color: #fff;
            font-weight: 700;
            background: rgba(11, 59, 44, .35);
            padding: .3rem .6rem;
            border-radius: 6px;
            font-size: .9rem;
        }

        .mega-panel .mega-feature small {
            position: relative;
            color: rgba(255, 255, 255, .75);
            font-size: .8rem;
            line-height: 1.4;
        }

        @media (min-width: 992px) {
            .navbar-expand-lg .navbar-collapse {
                display: flex !important;
                align-items: center;
            }

            .mega-panel {
                position: absolute;
                top: calc(100% + 10px);
                right: 0;
                display: grid;
                grid-template-columns: 1.2fr 1fr;
                gap: 24px;
                opacity: 0;
                visibility: hidden;
                transform: translateY(8px);
                transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
                z-index: 20;
                margin-top: 0;
            }

            .mega-nav.is-open .mega-panel {
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
            }

            .site-header .navbar {
                min-height: 76px;
            }
        }

        @media (max-width: 991.98px) {
            .site-header {
                background: rgba(11, 59, 44, 1);
            }

            .navbar-collapse {
                border-top: 1px solid rgba(255, 255, 255, .1);
                padding: 10px 0 16px;
            }

            .site-header .navbar .nav-link {
                padding: .85rem .5rem;
            }

            .site-header .navbar .nav-link::after {
                display: none;
            }

            .site-header .navbar .nav-link.active {
                background: rgba(255, 255, 255, .06);
                border-left: 2px solid var(--color-accent);
                border-radius: 4px;
            }

            .mega-link-wrap {
                display: flex;
                justify-content: space-between;
            }

            .mega-panel {
                min-width: 0;
                margin: 4px 0 8px 12px;
                display: none;
                padding: 18px;
                border-radius: var(--radius-card);
                box-shadow: none;
                border: 1px solid var(--color-border);
            }

            .mega-nav.is-open .mega-panel {
                display: block;
            }

            .mega-panel .mega-feature {
                margin-top: 14px;
            }
        }

        .page-hero {
            position: relative;
            padding: clamp(72px, 9vw, 112px) 0 72px;
            color: #fff;
            background-color: var(--color-deep);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(7, 27, 21, .82);
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .5rem;
            margin: 0 0 36px;
            padding: 0;
            font-size: .82rem;
            color: rgba(255, 255, 255, .55);
        }

        .breadcrumb-list a {
            color: rgba(255, 255, 255, .7);
            text-decoration: none;
        }

        .breadcrumb-list a:hover {
            color: #fff;
        }

        .breadcrumb-list li + li::before {
            content: "/";
            margin-right: .5rem;
            color: rgba(255, 255, 255, .35);
        }

        .breadcrumb-list li[aria-current="page"] {
            color: var(--color-accent);
            font-weight: 600;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            background: rgba(201, 160, 99, .15);
            border: 1px solid rgba(201, 160, 99, .35);
            color: #ecd8ae;
            font-size: .82rem;
            font-weight: 700;
            padding: .42rem 1rem;
            border-radius: 99px;
            letter-spacing: .04em;
            margin-bottom: 1.25rem;
        }

        .hero-eyebrow i {
            font-size: .8rem;
        }

        .hero-title {
            font-size: clamp(2.4rem, 4.4vw + .8rem, 4.15rem);
            font-weight: 800;
            font-family: var(--font-title);
            line-height: 1.08;
            letter-spacing: -.01em;
            color: #fff;
            margin-bottom: 1.2rem;
        }

        .hero-title span {
            color: var(--color-accent);
        }

        .hero-subtitle {
            font-size: 1.08rem;
            line-height: 1.9;
            max-width: 650px;
            color: rgba(255, 255, 255, .78);
            margin-bottom: 2rem;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1.75rem;
        }

        .hero-note {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: .82rem;
            color: rgba(255, 255, 255, .52);
            margin: 0;
        }

        .hero-note i {
            color: var(--color-accent);
        }

        .hero-card {
            background: rgba(14, 42, 34, .75);
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: 18px;
            padding: 12px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
            backdrop-filter: blur(6px);
        }

        .hero-card-img {
            border-radius: 12px 12px 0 0;
            overflow: hidden;
            background: #111;
            aspect-ratio: 4 / 3;
        }

        .hero-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-card-meta {
            padding: 16px 8px 8px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .hero-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            color: rgba(255, 255, 255, .68);
            font-size: .85rem;
        }

        .hero-card-meta i {
            color: var(--color-accent);
        }

        .intro-block {
            padding: 96px 0;
            background: var(--color-surface);
        }

        .intro-media {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            aspect-ratio: 16 / 11;
        }

        .intro-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .intro-content h2 {
            font-size: clamp(1.8rem, 2.5vw + .6rem, 2.7rem);
            font-weight: 800;
            font-family: var(--font-title);
            line-height: 1.22;
            color: var(--color-text);
            margin-bottom: 1.1rem;
        }

        .intro-content p {
            color: var(--color-text-secondary);
            margin-bottom: 1rem;
        }

        .intro-tags {
            display: flex;
            flex-wrap: wrap;
            gap: .6rem;
            margin-top: 1.4rem;
        }

        .intro-tags span {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            color: var(--color-text);
            border-radius: 99px;
            padding: .4rem 1rem;
            font-size: .85rem;
            font-weight: 600;
        }

        .capabilities {
            background: var(--color-bg);
            padding: 96px 0;
        }

        .capability-lead {
            background: var(--color-primary);
            border-radius: 16px;
            padding: 44px;
            color: #fff;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 340px;
            box-shadow: var(--shadow-md);
        }

        .capability-lead .cap-index {
            font-size: 3.2rem;
            font-weight: 800;
            font-family: var(--font-title);
            color: rgba(255, 255, 255, .12);
            line-height: 1;
        }

        .capability-lead h3 {
            font-size: 1.6rem;
            font-weight: 800;
            font-family: var(--font-title);
            margin: 1.2rem 0 .8rem;
        }

        .capability-lead p {
            color: rgba(255, 255, 255, .72);
            margin-bottom: 0;
        }

        .capability-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .capability-item {
            background: var(--color-surface);
            border-radius: 14px;
            border: 1px solid var(--color-border);
            padding: 1.6rem 1.7rem;
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }

        .capability-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(201, 160, 99, .4);
        }

        .capability-item i {
            width: 42px;
            height: 42px;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(11, 59, 44, .08);
            color: var(--color-primary);
            border-radius: 8px;
            font-size: 1.1rem;
        }

        .capability-item h3 {
            font-size: 1.07rem;
            font-weight: 800;
            margin: 0 0 .35rem;
            color: var(--color-text);
        }

        .capability-item p {
            font-size: .92rem;
            color: var(--color-text-secondary);
            margin: 0;
        }

        .member-levels {
            background: var(--color-deep);
            color: #fff;
            padding: 96px 0;
        }

        .member-levels .section-title {
            color: #fff;
        }

        .member-levels .section-desc {
            color: rgba(255, 255, 255, .66);
        }

        .member-levels .section-kicker {
            color: var(--color-accent);
            border-color: rgba(201, 160, 99, .45);
            background: rgba(201, 160, 99, .08);
        }

        .level-table {
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 16px;
            overflow: hidden;
            background: rgba(255, 255, 255, .04);
        }

        .level-head,
        .level-row {
            display: grid;
            grid-template-columns: 1.1fr 1.2fr 2fr .9fr;
            gap: 16px;
            padding: 16px 24px;
            align-items: center;
        }

        .level-head {
            background: rgba(255, 255, 255, .065);
            font-size: .78rem;
            text-transform: uppercase;
            letter-spacing: .12em;
            color: rgba(255, 255, 255, .45);
            font-weight: 700;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .level-row {
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            font-size: .96rem;
            color: rgba(255, 255, 255, .78);
            transition: background var(--transition);
        }

        .level-row:last-child {
            border-bottom: 0;
        }

        .level-row:hover {
            background: rgba(255, 255, 255, .03);
        }

        .level-name {
            font-weight: 800;
            color: #fff;
        }

        .level-name small {
            display: block;
            color: rgba(255, 255, 255, .38);
            font-weight: 400;
            margin-top: .1rem;
            font-size: .75rem;
        }

        .level-tag {
            display: inline-flex;
            align-items: center;
            gap: .35rem;
            color: rgba(255, 255, 255, .52);
            font-size: .82rem;
        }

        .level-tag i {
            color: var(--color-accent);
            font-size: .7rem;
        }

        @media (max-width: 768px) {
            .level-head {
                display: none;
            }

            .level-row {
                grid-template-columns: 1fr;
                padding: 20px 22px;
                gap: 5px;
            }
        }

        .process {
            background: var(--color-surface);
            padding: 96px 0;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .process-card {
            background: var(--color-bg);
            border-radius: 14px;
            padding: 32px 28px;
            position: relative;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .process-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            background: #fff;
        }

        .process-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 44px;
            height: 44px;
            padding: 0 .5rem;
            background: var(--color-primary);
            color: var(--color-accent);
            font-weight: 800;
            font-family: var(--font-title);
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 1.5rem;
        }

        .process-card h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: .75rem;
        }

        .process-card p {
            color: var(--color-text-secondary);
            font-size: .93rem;
            line-height: 1.7;
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        .faq-area {
            background: var(--color-bg);
            padding: 96px 0;
        }

        .faq-list {
            max-width: 880px;
            margin: 0 auto;
            border-top: 1px solid var(--color-border);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            background: transparent;
            transition: background var(--transition);
        }

        .faq-item.is-open {
            background: rgba(255, 255, 255, .55);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 1rem;
            justify-content: space-between;
            text-align: left;
            background: transparent;
            border: 0;
            padding: 1.1rem 1.25rem 1.1rem .5rem;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            cursor: pointer;
            border-radius: 0;
        }

        .faq-question::before {
            content: "";
            width: 8px;
            height: 8px;
            flex-shrink: 0;
            background: var(--color-accent);
            border-radius: 50%;
            transform: scale(1);
            transition: transform var(--transition), background var(--transition);
        }

        .faq-question span:last-child {
            margin-left: auto;
            color: var(--color-text-secondary);
            font-size: .9rem;
            transition: transform var(--transition), color var(--transition);
        }

        .faq-item.is-open .faq-question::before {
            transform: scale(1.5);
            background: var(--color-primary);
        }

        .faq-item.is-open .faq-question span:last-child {
            color: var(--color-accent);
            transform: rotate(180deg);
        }

        .faq-answer {
            display: none;
            padding: 0 1.6rem 1.2rem 2.2rem;
            color: var(--color-text-secondary);
            font-size: .96rem;
            line-height: 1.85;
        }

        .faq-item.is-open .faq-answer {
            display: block;
        }

        .entry-cards {
            background: var(--color-surface);
            padding: 96px 0 120px;
        }

        .entry-card {
            display: flex;
            flex-direction: column;
            background: var(--color-bg);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            height: 100%;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }

        .entry-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(201, 160, 99, .35);
        }

        .entry-card-img {
            aspect-ratio: 16 / 8;
            overflow: hidden;
        }

        .entry-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s var(--ease);
        }

        .entry-card:hover .entry-card-img img {
            transform: scale(1.02);
        }

        .entry-card-body {
            padding: 24px 28px 30px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .entry-card-body .entry-tag {
            align-self: flex-start;
            margin-bottom: 1rem;
        }

        .entry-tag {
            display: inline-flex;
            align-items: center;
            background: rgba(11, 59, 44, .08);
            color: var(--color-primary);
            border-radius: 99px;
            padding: .25rem .8rem;
            font-size: .77rem;
            font-weight: 700;
            letter-spacing: .03em;
        }

        .entry-card h3 {
            font-size: 1.28rem;
            font-weight: 800;
            line-height: 1.45;
            margin-bottom: .7rem;
            color: var(--color-text);
        }

        .entry-card p {
            color: var(--color-text-secondary);
            font-size: .96rem;
            margin-bottom: 1.2rem;
        }

        .entry-card-btn {
            margin-top: auto;
            font-weight: 700;
            font-size: .9rem;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: .5rem;
        }

        .entry-card-btn i {
            transition: transform var(--transition);
        }

        .entry-card:hover .entry-card-btn i {
            transform: translateX(4px);
        }

        .cta-banner {
            position: relative;
            padding: 96px 0;
            color: #fff;
            background-color: var(--color-primary);
            background-image: url('/assets/images/coverpic/cover-7.webp');
            background-size: cover;
            background-position: center;
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(11, 59, 44, .88);
        }

        .cta-banner .container {
            position: relative;
            z-index: 1;
        }

        .cta-wrap {
            max-width: 680px;
        }

        .cta-wrap h2 {
            font-size: clamp(2rem, 3vw + .6rem, 3rem);
            font-weight: 800;
            font-family: var(--font-title);
            line-height: 1.2;
            color: #fff;
            margin-bottom: 1rem;
        }

        .cta-wrap p {
            color: rgba(255, 255, 255, .75);
            margin-bottom: 2.1rem;
            font-size: 1.05rem;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .site-footer {
            background: var(--color-deep);
            color: rgba(255, 255, 255, .72);
            font-size: .9rem;
            padding: 72px 0 24px;
        }

        .site-footer a {
            color: rgba(255, 255, 255, .62);
            text-decoration: none;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: #fff;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 60px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-logo {
            display: inline-flex;
            font-family: var(--font-title);
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-logo span {
            color: var(--color-accent);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, .48);
            line-height: 1.85;
            max-width: 360px;
            margin-bottom: 1.5rem;
        }

        .footer-social {
            display: flex;
            gap: .6rem;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: rgba(255, 255, 255, .06);
            color: rgba(255, 255, 255, .65);
            font-size: 1rem;
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: #0B1A14;
            transform: translateY(-2px);
        }

        .footer-col h5 {
            font-size: .95rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 1.2rem;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col li + li {
            margin-top: .7rem;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: .6rem;
            padding-top: 22px;
            color: rgba(255, 255, 255, .36);
            font-size: .8rem;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .36);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 64px 0;
            }

            .intro-block,
            .capabilities,
            .member-levels,
            .process,
            .faq-area,
            .entry-cards {
                padding: 64px 0;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .hero-actions .btn {
                width: auto;
            }
        }

        @media (max-width: 576px) {
            .hero-card-meta {
                flex-direction: column;
                align-items: flex-start;
            }

            .capability-lead {
                padding: 30px 24px;
            }

            .hero-actions {
                flex-direction: column;
            }

            .hero-actions .btn,
            .cta-actions .btn {
                width: 100%;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
        }