/* roulang page: index */
:root {
            --primary: #A61B2B;
            --primary-2: #7E0F1D;
            --accent: #E3A72F;
            --bg: #F8F1E6;
            --surface: #FFFDF9;
            --ink: #211A15;
            --muted: #6F6256;
            --line: #E8D9C4;
            --shadow-sm: 0 2px 10px rgba(33,26,21,0.06);
            --shadow-lg: 0 18px 40px rgba(33,26,21,0.12);
            --radius: 14px;
            --radius-sm: 10px;
            --space-section: 72px;
            --space-container: 20px;
            --max-width: 1200px;
        }
        *,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: "Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: color .2s ease; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        ul, ol { list-style: none; }
        h1,h2,h3,h4 { font-family: "Noto Serif SC","Songti SC","SimSun",serif; line-height: 1.3; letter-spacing: .01em; font-weight: 700; }
        h1 { font-size: 32px; }
        h2 { font-size: 24px; line-height: 1.4; }
        h3 { font-size: 18px; line-height: 1.5; }
        p { line-height: 1.75; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-container); width: 100%; }
        section { padding: var(--space-section) 0; }
        .section-alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
        .section-label {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 12px;
            letter-spacing: .02em;
        }
        .section-title {
            font-size: 28px;
            margin-bottom: 8px;
            color: var(--ink);
        }
        .section-sub {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 32px;
            max-width: 720px;
        }

        /* Header */
        .top-bar {
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 8px 0;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar a { color: #fff; opacity: .9; }
        .top-bar a:hover { opacity: 1; }
        .site-header {
            background: var(--surface);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 20px;
        }
        .logo {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: .01em;
        }
        .logo span { color: var(--accent); }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: background .2s ease;
        }
        .nav-cta:hover { background: var(--primary-2); color: #fff; }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--ink);
            border-radius: 2px;
            transition: all .2s ease;
        }
        .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .nav-toggle.open span:nth-child(2) { opacity: 0; }
        .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
        .mobile-menu {
            display: none;
            background: var(--surface);
            border-top: 1px solid var(--line);
            padding: 12px var(--space-container) 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
        }
        .mobile-menu a.active { color: var(--primary); font-weight: 600; }
        .mobile-menu .nav-cta { display: inline-block; margin-top: 12px; text-align: center; }

        /* Hero */
        .hero {
            padding: 64px 0 56px;
            background: var(--bg);
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(45deg, rgba(166,27,43,0.02) 0, rgba(166,27,43,0.02) 2px, transparent 2px, transparent 8px);
            pointer-events: none;
        }
        .hero .container {
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero h1 {
            font-size: 36px;
            line-height: 1.35;
            margin-bottom: 16px;
            color: var(--ink);
        }
        .hero-sub {
            color: var(--muted);
            font-size: 16px;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-search-row {
            display: flex;
            gap: 12px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .hero-search-row input {
            flex: 1;
            min-width: 240px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 14px 18px;
            font-size: 15px;
            outline: none;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .hero-search-row input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(166,27,43,0.12);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            transition: all .2s ease;
            white-space: nowrap;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn:active { transform: scale(0.98); }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-2);
            box-shadow: var(--shadow-lg);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .hero-tags .badge {
            font-size: 12px;
            padding: 5px 12px;
        }
        .hero-poster {
            width: 100%;
            aspect-ratio: 4/5;
            border-radius: var(--radius);
            overflow: hidden;
            background: #E8D9C4;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--line);
            position: relative;
        }
        .hero-poster img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-poster::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(33,26,21,0) 60%, rgba(33,26,21,0.35));
            pointer-events: none;
        }

        /* Chips */
        .chips-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 999px;
            padding: 9px 18px;
            font-size: 13px;
            color: var(--ink);
            transition: all .2s ease;
            font-weight: 500;
        }
        .chip:hover {
            border-color: var(--accent);
            background: #FFF8EE;
            box-shadow: var(--shadow-sm);
            color: var(--primary);
        }

        /* Cards */
        .card-grid {
            display: grid;
            gap: 24px;
        }
        .card-grid-3 { grid-template-columns: repeat(3, 1fr); }
        .card-grid-4 { grid-template-columns: repeat(4, 1fr); }
        .card-grid-2 { grid-template-columns: repeat(2, 1fr); }
        .card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: all .2s ease;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: #E8D9C4;
            margin-bottom: 14px;
        }
        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .card:hover .card-img img { transform: scale(1.03); }
        .card h3 {
            font-size: 17px;
            margin-bottom: 6px;
            color: var(--ink);
        }
        .card .card-excerpt {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 12px;
            color: var(--muted);
            flex-wrap: wrap;
        }
        .badge {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            border: 1px solid var(--line);
            letter-spacing: .01em;
        }
        .badge-accent {
            background: #FDF4E3;
            color: #B07D1E;
            border-color: #F0D9A8;
        }

        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .step-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 22px 18px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all .2s ease;
        }
        .step-item:hover { border-color: var(--accent); box-shadow: var(--shadow-lg); }
        .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }
        .step-item h3 { font-size: 15px; margin-bottom: 6px; }
        .step-item p { font-size: 13px; color: var(--muted); line-height: 1.6; }

        /* Info table */
        .info-table-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .info-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--surface);
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--line);
        }
        .info-table th, .info-table td {
            padding: 12px 16px;
            text-align: left;
            font-size: 14px;
            border-bottom: 1px solid var(--line);
        }
        .info-table th {
            background: #F8F1E6;
            color: var(--primary);
            font-weight: 600;
            width: 35%;
        }
        .info-table tr:last-child th, .info-table tr:last-child td { border-bottom: none; }

        /* Quote cards wall */
        .quote-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .quote-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 18px;
            box-shadow: var(--shadow-sm);
            transition: all .2s ease;
        }
        .quote-card:hover { border-color: var(--accent); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
        .quote-card .card-img { margin-bottom: 12px; border-radius: var(--radius-sm); }
        .quote-card h3 { font-size: 16px; margin-bottom: 6px; }
        .quote-card p { font-size: 13px; color: var(--muted); line-height: 1.6; }

        /* Device comparison */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .device-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 24px 18px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all .2s ease;
        }
        .device-card:hover { border-color: var(--accent); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
        .device-icon {
            font-size: 32px;
            margin-bottom: 10px;
        }
        .device-card h3 { font-size: 16px; margin-bottom: 8px; }
        .device-card p { font-size: 12px; color: var(--muted); line-height: 1.6; }

        /* Search tips */
        .tips-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .tip-item {
            background: var(--surface);
            border-left: 3px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            box-shadow: var(--shadow-sm);
            font-size: 14px;
            line-height: 1.7;
        }
        .tip-item strong { color: var(--primary); font-weight: 600; }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 28px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--line);
        }
        .timeline-item {
            position: relative;
            padding-bottom: 24px;
        }
        .timeline-item:last-child { padding-bottom: 0; }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 5px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--surface);
            box-shadow: 0 0 0 2px var(--primary);
        }
        .timeline-item .time {
            font-size: 12px;
            color: var(--muted);
            margin-bottom: 4px;
        }
        .timeline-item h3 { font-size: 16px; margin-bottom: 4px; }
        .timeline-item p { font-size: 13px; color: var(--muted); line-height: 1.6; }

        /* Scroll row */
        .scroll-row {
            display: flex;
            overflow-x: auto;
            gap: 20px;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .scroll-row::-webkit-scrollbar { height: 6px; }
        .scroll-row::-webkit-scrollbar-track { background: var(--bg); border-radius: 3px; }
        .scroll-row::-webkit-scrollbar-thumb { background: var(--line); border-radius: 3px; }
        .scroll-card {
            min-width: 260px;
            max-width: 280px;
            flex: 0 0 auto;
            scroll-snap-align: start;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 18px;
            box-shadow: var(--shadow-sm);
            transition: all .2s ease;
        }
        .scroll-card:hover { border-color: var(--accent); box-shadow: var(--shadow-lg); }
        .scroll-card .card-img { margin-bottom: 12px; }
        .scroll-card h3 { font-size: 15px; margin-bottom: 6px; }
        .scroll-card p { font-size: 13px; color: var(--muted); line-height: 1.6; }

        /* Ratings */
        .rating-row {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 24px;
            align-items: start;
        }
        .rating-score-box {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }
        .rating-score-box .score {
            font-size: 52px;
            font-weight: 700;
            color: var(--primary);
            font-family: "Noto Serif SC",serif;
            line-height: 1;
            margin-bottom: 8px;
        }
        .rating-score-box .stars { color: var(--accent); font-size: 18px; margin-bottom: 8px; }
        .rating-score-box p { font-size: 13px; color: var(--muted); }
        .review-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .review-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 18px;
            box-shadow: var(--shadow-sm);
            font-size: 14px;
        }
        .review-card .reviewer {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }
        .review-card .avatar {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: #F3E7D3;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
        }
        .review-card .name { font-size: 13px; font-weight: 600; }
        .review-card .stars { color: var(--accent); font-size: 12px; }
        .review-card p { font-size: 13px; color: var(--muted); line-height: 1.7; }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--line);
            transition: background .2s ease;
        }
        .faq-item:first-child { border-top: 1px solid var(--line); }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 18px 4px;
            text-align: left;
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            transition: color .2s ease;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 22px;
            color: var(--accent);
            line-height: 1;
            transition: transform .2s ease;
        }
        .faq-item.open .faq-question { color: var(--primary); }
        .faq-item.open .faq-icon { transform: rotate(45deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
            padding: 0 4px;
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-bottom: 16px;
        }

        /* Subscribe form */
        .subscribe-box {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .subscribe-box h2 { margin-bottom: 8px; }
        .subscribe-box p { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 14px 18px;
            font-size: 15px;
            outline: none;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .subscribe-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(166,27,43,0.12);
        }
        .subscribe-form .btn { flex-shrink: 0; }

        /* Compliance strip */
        .compliance-strip {
            background: #F3E7D3;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            font-size: 13px;
            color: var(--muted);
            line-height: 1.7;
            max-width: 820px;
            margin: 0 auto;
            text-align: center;
        }
        .compliance-strip strong { color: var(--primary); font-weight: 600; }

        /* Empty state */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px dashed var(--line);
            font-size: 15px;
            color: var(--muted);
        }
        .empty-state .btn { margin-top: 16px; }

        /* Footer */
        .site-footer {
            background: #231A17;
            color: #E8D9C4;
            margin-top: auto;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            padding-top: 56px;
            padding-bottom: 32px;
        }
        .site-footer h4 {
            font-size: 16px;
            color: #FFFDF9;
            margin-bottom: 16px;
            font-family: "Noto Serif SC",serif;
        }
        .site-footer .footer-brand {
            font-family: "Noto Serif SC",serif;
            font-size: 20px;
            font-weight: 700;
            color: #FFFDF9;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand span { color: var(--accent); }
        .site-footer p {
            font-size: 13px;
            line-height: 1.7;
            color: #C4B3A1;
            margin-bottom: 8px;
        }
        .site-footer ul li { margin-bottom: 8px; }
        .site-footer ul li a {
            font-size: 13px;
            color: #C4B3A1;
            transition: color .2s ease;
        }
        .site-footer ul li a:hover { color: var(--accent); }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 140px;
            background: #2E2420;
            border: 1px solid #4A3B35;
            border-radius: 8px;
            padding: 10px 14px;
            font-size: 13px;
            color: #fff;
            outline: none;
        }
        .footer-subscribe input:focus { border-color: var(--accent); }
        .footer-subscribe .btn {
            padding: 10px 16px;
            font-size: 13px;
            background: var(--accent);
            color: #231A17;
        }
        .footer-bottom {
            border-top: 1px solid #3A2E2A;
            padding: 18px 0;
            text-align: center;
            font-size: 12px;
            color: #9A8979;
        }
        .footer-bottom a { color: #C4B3A1; }
        .footer-bottom a:hover { color: var(--accent); }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav { gap: 18px; }
            .hero .container { grid-template-columns: 1fr; gap: 32px; }
            .hero-poster { max-width: 360px; margin: 0 auto; width: 100%; }
            .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
            .device-grid { grid-template-columns: repeat(2, 1fr); }
            .steps-row { grid-template-columns: repeat(3, 1fr); }
            .quote-grid { grid-template-columns: repeat(2, 1fr); }
            .info-table-wrap { grid-template-columns: 1fr; }
            .rating-row { grid-template-columns: 1fr; }
            .site-footer .container { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            section { padding: 40px 0; }
            :root { --space-section: 40px; }
            h1 { font-size: 26px; }
            .section-title { font-size: 22px; }
            .hero { padding: 40px 0; }
            .hero h1 { font-size: 26px; }
            .main-nav { display: none; }
            .nav-cta.desktop { display: none; }
            .nav-toggle { display: flex; }
            .mobile-menu.open { display: flex; }
            .card-grid-3, .card-grid-4, .card-grid-2 { grid-template-columns: 1fr; }
            .device-grid { grid-template-columns: 1fr; }
            .steps-row { grid-template-columns: repeat(2, 1fr); }
            .quote-grid { grid-template-columns: 1fr; }
            .tips-list { grid-template-columns: 1fr; }
            .review-cards { grid-template-columns: 1fr; }
            .site-footer .container { grid-template-columns: 1fr; gap: 24px; }
            .hero-search-row { flex-direction: column; }
            .hero-search-row input { min-width: auto; }
            .hero-search-row .btn { width: 100%; }
            .subscribe-form { flex-direction: column; }
            .subscribe-form .btn { width: 100%; }
        }
        @media (max-width: 520px) {
            .steps-row { grid-template-columns: 1fr; }
            .top-bar .container { flex-direction: column; text-align: center; }
            .btn { width: 100%; }
            .hero-poster { max-width: 100%; aspect-ratio: 16/10; }
        }
        @media (min-width: 769px) {
            .mobile-menu { display: none !important; }
        }

/* roulang page: article */
:root {
            --primary: #A61B2B;
            --primary-2: #7E0F1D;
            --accent: #E3A72F;
            --bg: #F8F1E6;
            --surface: #FFFDF9;
            --ink: #211A15;
            --muted: #6F6256;
            --line: #E8D9C4;
            --shadow-sm: 0 2px 10px rgba(33,26,21,0.06);
            --shadow-lg: 0 18px 40px rgba(33,26,21,0.12);
            --radius: 14px;
            --radius-sm: 10px;
            --space-section: 72px;
            --space-container: 20px;
            --max-width: 1200px;
        }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: "Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: color .2s ease; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-container); width: 100%; }
        section { padding: var(--space-section) 0; }
        .section-alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
        .section-label {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 12px;
            letter-spacing: .02em;
        }
        .section-title {
            font-size: 28px;
            margin-bottom: 8px;
            color: var(--ink);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
        }
        .section-sub {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 32px;
            max-width: 720px;
        }
        .top-bar {
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 8px 0;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar a { color: #fff; opacity: .9; }
        .top-bar a:hover { opacity: 1; }
        .site-header {
            background: var(--surface);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 20px;
        }
        .logo {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: .01em;
        }
        .logo span { color: var(--accent); }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: background .2s ease;
        }
        .nav-cta:hover { background: var(--primary-2); color: #fff; }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--ink);
            border-radius: 2px;
            transition: all .2s ease;
        }
        .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .nav-toggle.open span:nth-child(2) { opacity: 0; }
        .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
        .mobile-menu {
            display: none;
            background: var(--surface);
            border-top: 1px solid var(--line);
            padding: 12px var(--space-container) 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
        }
        .mobile-menu a.active { color: var(--primary); font-weight: 600; }
        .mobile-menu .nav-cta { display: inline-block; margin-top: 12px; text-align: center; }

        /* Article Page */
        .article-main { flex: 1; padding: 48px 0 60px; }
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 28px;
        }
        .breadcrumb-bar a { color: var(--muted); }
        .breadcrumb-bar a:hover { color: var(--primary); }
        .breadcrumb-bar .sep { color: #B8A58D; }
        .breadcrumb-bar .current { color: var(--primary); font-weight: 500; }
        .article-hero {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 36px 40px;
            margin-bottom: 32px;
            box-shadow: var(--shadow-sm);
        }
        .article-hero .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
        }
        .badge {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
        }
        .badge.accent {
            background: #FCF3D9;
            color: #8A6A1B;
            border-color: #E3C97C;
        }
        .article-hero h1 {
            font-size: 32px;
            line-height: 1.35;
            margin-bottom: 14px;
            color: var(--ink);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 14px;
            color: var(--muted);
        }
        .article-meta span { display: flex; align-items: center; gap: 6px; }
        .article-cover {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 32px;
            border: 1px solid var(--line);
        }
        .article-cover img { width: 100%; max-height: 420px; object-fit: cover; }
        .article-body {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 32px;
            font-size: 16px;
            line-height: 1.85;
        }
        .article-body h2, .article-body h3, .article-body h4 {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            color: var(--ink);
            margin: 28px 0 14px;
            line-height: 1.4;
        }
        .article-body h2 { font-size: 24px; }
        .article-body h3 { font-size: 20px; }
        .article-body p { margin-bottom: 16px; }
        .article-body ul, .article-body ol { margin-bottom: 16px; padding-left: 24px; }
        .article-body li { margin-bottom: 8px; }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: #FBF4E4;
            padding: 16px 20px;
            margin: 20px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: #5C4A2E;
            font-style: italic;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }
        .article-body table th, .article-body table td {
            border: 1px solid var(--line);
            padding: 12px 14px;
            text-align: left;
        }
        .article-body table th {
            background: #F3E7D3;
            color: var(--primary);
            font-weight: 600;
        }
        .article-body img {
            border-radius: var(--radius-sm);
            margin: 20px 0;
            height: auto;
        }
        .article-body .empty-state {
            text-align: center;
            padding: 60px 20px;
            color: var(--muted);
        }
        .article-body .empty-state .btn { margin-top: 20px; }
        .info-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 28px 32px;
            margin-bottom: 36px;
            box-shadow: var(--shadow-sm);
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        .info-card .info-item h4 {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 6px;
            font-weight: 500;
            letter-spacing: .02em;
        }
        .info-card .info-item p {
            font-size: 16px;
            color: var(--ink);
            font-weight: 600;
            margin: 0;
        }
        .section-title-sm {
            font-size: 22px;
            margin-bottom: 20px;
            color: var(--ink);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 36px;
        }
        .related-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .25s ease;
        }
        .related-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .related-card .img-wrap {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #E8D9C4;
        }
        .related-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .related-card:hover .img-wrap img { transform: scale(1.03); }
        .related-card .card-body { padding: 18px 20px; }
        .related-card .badge { margin-bottom: 10px; }
        .related-card h3 {
            font-size: 16px;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--ink);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-meta {
            font-size: 12px;
            color: var(--muted);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            transition: all .2s ease;
            border: 1px solid var(--primary);
        }
        .btn:hover {
            background: var(--primary-2);
            border-color: var(--primary-2);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            transition: all .2s ease;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .back-area {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .share-toolbar {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .share-toolbar span { font-size: 14px; color: var(--muted); }
        .share-toolbar .share-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #F3E7D3;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            transition: all .2s ease;
        }
        .share-toolbar .share-icon:hover {
            background: var(--primary);
            color: #fff;
        }
        .compliance-bar {
            background: #FBF4E4;
            border: 1px solid #E3C97C;
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            font-size: 13px;
            color: #6F5B2E;
        }
        .site-footer {
            background: #231A17;
            color: #E8D9C4;
            padding: 56px 0 0;
            margin-top: auto;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 40px;
        }
        .site-footer h4 {
            color: #FFFDF9;
            font-size: 16px;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .site-footer ul { list-style: none; padding: 0; margin: 0; }
        .site-footer ul li { margin-bottom: 10px; }
        .site-footer ul li a { color: #E8D9C4; font-size: 14px; }
        .site-footer ul li a:hover { color: var(--accent); }
        .footer-brand {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 18px;
            font-weight: 700;
            color: #FFFDF9;
            margin-bottom: 12px;
        }
        .footer-brand span { color: var(--accent); }
        .site-footer p { font-size: 14px; color: #C9BBA9; }
        .footer-subscribe {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 140px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 10px 14px;
            font-size: 14px;
        }
        .footer-subscribe .btn {
            padding: 10px 18px;
            font-size: 13px;
        }
        .footer-bottom {
            border-top: 1px solid #3D3029;
            padding: 20px 0;
        }
        .footer-bottom p { font-size: 12px; color: #9A8979; margin: 0; }
        .footer-bottom a { color: #9A8979; }
        .footer-bottom a:hover { color: var(--accent); }

        @media (max-width: 1024px) {
            .main-nav { gap: 18px; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .site-footer .container { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            :root { --space-section: 40px; }
            .site-header .container { flex-wrap: wrap; }
            .nav-toggle { display: flex; }
            .main-nav { display: none; }
            .mobile-menu { display: flex; }
            .mobile-menu:not(.open) { display: none; }
            .desktop { display: none; }
            .article-main { padding: 28px 0 40px; }
            .article-hero { padding: 24px 20px; }
            .article-hero h1 { font-size: 24px; }
            .article-body { padding: 22px 18px; }
            .article-body h2 { font-size: 20px; }
            .article-body h3 { font-size: 18px; }
            .related-grid { grid-template-columns: 1fr; }
            .site-footer .container { grid-template-columns: 1fr; }
            .info-card { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 520px) {
            .article-hero h1 { font-size: 22px; }
            .article-meta { gap: 12px; font-size: 13px; }
            .info-card { grid-template-columns: 1fr; }
            .btn, .btn-outline { width: 100%; }
            .back-area { flex-direction: column; }
            .related-grid { grid-template-columns: 1fr; }
        }

/* roulang page: category1 */
:root {
            --primary: #A61B2B;
            --primary-2: #7E0F1D;
            --accent: #E3A72F;
            --bg: #F8F1E6;
            --surface: #FFFDF9;
            --ink: #211A15;
            --muted: #6F6256;
            --line: #E8D9C4;
            --shadow-sm: 0 2px 10px rgba(33,26,21,0.06);
            --shadow-lg: 0 18px 40px rgba(33,26,21,0.12);
            --radius: 14px;
            --radius-sm: 10px;
            --space-section: 72px;
            --space-container: 20px;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--primary);
        }
        button, input, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--space-container);
            width: 100%;
        }
        section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section-label {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 12px;
            letter-spacing: .02em;
        }
        .section-title {
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
            font-size: 28px;
            margin-bottom: 8px;
            color: var(--ink);
            line-height: 1.4;
            letter-spacing: .01em;
        }
        .section-sub {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 32px;
            max-width: 720px;
        }
        /* Top Bar */
        .top-bar {
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 8px 0;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar a {
            color: #fff;
            opacity: .9;
        }
        .top-bar a:hover {
            opacity: 1;
            color: #fff;
        }
        /* Header */
        .site-header {
            background: var(--surface);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 20px;
        }
        .logo {
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: .01em;
        }
        .logo span {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: background .2s ease;
            display: inline-block;
        }
        .nav-cta:hover {
            background: var(--primary-2);
            color: #fff;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--ink);
            border-radius: 2px;
            transition: all .2s ease;
        }
        .nav-toggle.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-menu {
            display: none;
            background: var(--surface);
            border-top: 1px solid var(--line);
            padding: 12px var(--space-container) 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
        }
        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .mobile-menu .nav-cta {
            display: inline-block;
            margin-top: 12px;
            text-align: center;
        }
        /* Category Hero */
        .category-hero {
            padding: 48px 0 32px;
            background: var(--bg);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--line);
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(45deg, rgba(166,27,43,0.02) 0, rgba(166,27,43,0.02) 2px, transparent 2px, transparent 8px);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .category-hero h1 {
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
            font-size: 34px;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--ink);
            letter-spacing: .01em;
        }
        .category-hero .hero-desc {
            color: var(--muted);
            font-size: 16px;
            max-width: 760px;
            margin-bottom: 0;
        }
        /* Stats Bar */
        .stats-bar {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 20px 24px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 24px;
            box-shadow: var(--shadow-sm);
        }
        .stat-item {
            text-align: center;
        }
        .stat-item .stat-value {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 2px;
        }
        /* Cards */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .info-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s ease, border-color .25s ease, transform .25s ease;
        }
        .info-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .info-card .card-img {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 14px;
            aspect-ratio: 16/9;
            background: #F3E7D3;
            position: relative;
        }
        .info-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .info-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.5;
            color: var(--ink);
        }
        .info-card p {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.7;
        }
        .card-badge {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 10px;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: color .2s ease;
        }
        .card-link:hover {
            color: var(--primary-2);
        }
        /* Actor Grid */
        .actor-card {
            text-align: center;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 18px 14px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
        }
        .actor-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--accent);
        }
        .actor-card .actor-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: #F3E7D3;
            margin: 0 auto 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--primary);
            font-weight: 700;
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
            overflow: hidden;
        }
        .actor-card .actor-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .actor-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 2px;
            color: var(--ink);
        }
        .actor-card p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 0;
        }
        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 28px;
            border-left: 2px solid var(--line);
            margin-left: 8px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 20px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -35px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent);
            border: 2px solid var(--surface);
            box-shadow: 0 0 0 2px var(--line);
        }
        .timeline-item .tl-title {
            font-weight: 600;
            font-size: 16px;
            color: var(--ink);
            margin-bottom: 4px;
        }
        .timeline-item .tl-desc {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 0;
        }
        /* Quote Cards */
        .quote-card {
            background: var(--surface);
            border-left: 4px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 16px;
        }
        .quote-card:last-child {
            margin-bottom: 0;
        }
        .quote-card .quote-text {
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
            font-size: 17px;
            line-height: 1.7;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .quote-card .quote-source {
            font-size: 13px;
            color: var(--muted);
            font-weight: 500;
        }
        /* Buttons */
        .btn {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            transition: background .2s ease, transform .2s ease, border-color .2s ease;
            border: 2px solid transparent;
        }
        .btn:hover {
            background: var(--primary-2);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--line);
            transition: background .2s ease;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--line);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 16px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            transition: color .2s ease;
            background: transparent;
            width: 100%;
            text-align: left;
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question.open {
            color: var(--primary);
        }
        .faq-icon {
            font-size: 22px;
            color: var(--accent);
            font-weight: 400;
            flex-shrink: 0;
            transition: transform .2s ease;
        }
        .faq-question.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease, padding .3s ease;
            padding: 0 16px;
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
        }
        .faq-answer.open {
            max-height: 200px;
            padding: 0 16px 18px;
        }
        /* CMS List */
        .cms-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .cms-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 18px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .cms-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--accent);
        }
        .cms-card h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 0;
        }
        .cms-card .cms-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--muted);
            flex-wrap: wrap;
        }
        .cms-card .cms-excerpt {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--muted);
            background: var(--surface);
            border: 1px dashed var(--line);
            border-radius: var(--radius);
            font-size: 15px;
        }
        .empty-state .btn {
            margin-top: 12px;
        }
        /* Footer */
        .site-footer {
            background: #231A17;
            color: #E8D9C4;
            padding: 60px 0 0;
            margin-top: auto;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
        }
        .site-footer h4 {
            color: #FFFDF9;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul li a {
            color: #E8D9C4;
            font-size: 14px;
            transition: color .2s ease;
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-brand {
            font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .site-footer .footer-brand span {
            color: #FFFDF9;
        }
        .site-footer p {
            font-size: 14px;
            line-height: 1.7;
            color: #C9B8A6;
        }
        .footer-subscribe {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 0;
            padding: 10px 14px;
            background: #2D211C;
            border: 1px solid #4A3B32;
            border-radius: 999px;
            color: #FFFDF9;
            font-size: 14px;
            outline: none;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .footer-subscribe input::placeholder {
            color: #9A8979;
        }
        .footer-subscribe input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(227, 167, 47, 0.15);
        }
        .footer-subscribe .btn {
            padding: 10px 20px;
            font-size: 14px;
            background: var(--accent);
            color: var(--ink);
            border: 2px solid var(--accent);
        }
        .footer-subscribe .btn:hover {
            background: #D99A20;
            border-color: #D99A20;
            color: var(--ink);
        }
        .footer-bottom {
            border-top: 1px solid #3D2E25;
            margin-top: 40px;
            padding: 20px 0;
            background: #1D1511;
        }
        .footer-bottom p {
            font-size: 13px;
            color: #9A8979;
            margin-bottom: 0;
        }
        .footer-bottom a {
            color: #C9B8A6;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        /* Responsive */
        @media (min-width: 1024px) {
            .main-nav {
                display: flex;
            }
        }
        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .nav-cta.desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
            .site-header .container {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 768px) {
            :root {
                --space-section: 40px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 16px;
            }
            .card-grid,
            .card-grid-2,
            .card-grid-4,
            .cms-list {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .site-footer .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
            .footer-subscribe input {
                width: 100%;
            }
            .footer-subscribe .btn {
                width: 100%;
                text-align: center;
            }
            .section-title {
                font-size: 24px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --space-section: 32px;
                --space-container: 16px;
            }
            .category-hero h1 {
                font-size: 23px;
                line-height: 1.4;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                padding: 14px;
            }
            .stat-item .stat-value {
                font-size: 18px;
            }
            .btn {
                width: 100%;
                text-align: center;
                padding: 12px 16px;
                font-size: 14px;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .logo {
                font-size: 17px;
            }
            .section-title {
                font-size: 21px;
            }
            .timeline {
                padding-left: 20px;
            }
            .timeline-item::before {
                left: -27px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #A61B2B;
            --primary-2: #7E0F1D;
            --accent: #E3A72F;
            --bg: #F8F1E6;
            --surface: #FFFDF9;
            --ink: #211A15;
            --muted: #6F6256;
            --line: #E8D9C4;
            --shadow-sm: 0 2px 10px rgba(33,26,21,0.06);
            --shadow-lg: 0 18px 40px rgba(33,26,21,0.12);
            --radius: 14px;
            --radius-sm: 10px;
            --space-section: 72px;
            --space-container: 20px;
            --max-width: 1200px;
        }
        :root { --space-section: 48px; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: "Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: color .2s ease; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-container); width: 100%; }
        section { padding: var(--space-section) 0; }
        .section-alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
        .section-label {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 12px;
            letter-spacing: .02em;
        }
        .section-title {
            font-size: 28px;
            margin-bottom: 8px;
            color: var(--ink);
            line-height: 1.4;
        }
        .section-sub {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 32px;
            max-width: 720px;
        }

        /* Header */
        .top-bar {
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 8px 0;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar a { color: #fff; opacity: .9; }
        .top-bar a:hover { opacity: 1; }
        .site-header {
            background: var(--surface);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 20px;
        }
        .logo {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: .01em;
        }
        .logo span { color: var(--accent); }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: background .2s ease;
        }
        .nav-cta:hover { background: var(--primary-2); color: #fff; }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--ink);
            border-radius: 2px;
            transition: all .2s ease;
        }
        .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .nav-toggle.open span:nth-child(2) { opacity: 0; }
        .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
        .mobile-menu {
            display: none;
            background: var(--surface);
            border-top: 1px solid var(--line);
            padding: 12px var(--space-container) 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
        }
        .mobile-menu a.active { color: var(--primary); font-weight: 600; }
        .mobile-menu .nav-cta { display: inline-block; margin-top: 12px; text-align: center; }

        /* Category Hero Banner */
        .cat-hero {
            background: var(--bg);
            padding: 56px 0 40px;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--primary);
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(45deg, rgba(166,27,43,0.02) 0, rgba(166,27,43,0.02) 2px, transparent 2px, transparent 8px);
            pointer-events: none;
        }
        .cat-hero .container {
            position: relative;
            z-index: 1;
            max-width: 900px;
        }
        .cat-hero h1 {
            font-size: 32px;
            line-height: 1.35;
            margin-bottom: 16px;
            color: var(--ink);
        }
        .cat-hero p {
            color: var(--muted);
            font-size: 16px;
            max-width: 760px;
            margin-bottom: 0;
        }
        .breadcrumb-row {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 16px;
        }
        .breadcrumb-row a { color: var(--primary); }
        .breadcrumb-row a:hover { text-decoration: underline; }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 8px;
        }
        .step-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all .25s ease;
            text-align: center;
        }
        .step-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .step-card h3 {
            font-size: 17px;
            margin-bottom: 10px;
            color: var(--ink);
        }
        .step-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
        }

        /* Device Cards */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .device-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .25s ease;
            display: flex;
            flex-direction: column;
        }
        .device-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .device-card .device-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #F3E7D3;
        }
        .device-card .device-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .device-card .device-body {
            padding: 16px 18px 20px;
        }
        .device-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--ink);
        }
        .device-card p {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .device-tag {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            border: 1px solid var(--line);
        }

        /* Tutorial Card */
        .tutorial-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow-sm);
        }
        .tutorial-card .tutorial-img {
            aspect-ratio: 16/9;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: #F3E7D3;
        }
        .tutorial-card .tutorial-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .tutorial-card h3 {
            font-size: 22px;
            margin-bottom: 14px;
            color: var(--ink);
        }
        .tutorial-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 16px;
        }
        .tutorial-card ul li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 15px;
            color: var(--muted);
            border-bottom: 1px dashed var(--line);
        }
        .tutorial-card ul li:last-child { border-bottom: none; }
        .tutorial-card ul li::before {
            content: '';
            position: absolute;
            left: 4px;
            top: 16px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
        }
        .tutorial-card .btn {
            margin-top: 8px;
        }

        /* Search Tips */
        .tips-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .tip-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 22px;
            box-shadow: var(--shadow-sm);
            transition: all .25s ease;
        }
        .tip-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .tip-card h4 {
            font-size: 17px;
            margin-bottom: 10px;
            color: var(--primary);
        }
        .tip-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
            margin-bottom: 0;
        }
        .tip-tag {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 10px;
        }

        /* Compliance */
        .compliance-block {
            background: #FDF6EE;
            border: 1px solid var(--accent);
            border-radius: var(--radius);
            padding: 28px 32px;
            text-align: center;
            max-width: 860px;
            margin: 0 auto;
        }
        .compliance-block p {
            font-size: 15px;
            color: var(--muted);
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .compliance-block .icon-warn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        /* Related Category Entry */
        .related-entry {
            text-align: center;
            padding: 40px 0 8px;
        }
        .related-entry p {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 16px;
        }

        /* Buttons */
        .btn {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            transition: all .25s ease;
            border: 2px solid var(--primary);
        }
        .btn:hover {
            background: var(--primary-2);
            border-color: var(--primary-2);
            color: #fff;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn:active { transform: scale(0.98); }
        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--primary);
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            transition: all .25s ease;
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* Badge */
        .badge-tag {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
        }

        /* Footer */
        .site-footer {
            background: #231A17;
            color: #E8D9C4;
            padding: 56px 0 0;
            margin-top: auto;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 1.3fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
        }
        .footer-brand {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 20px;
            font-weight: 700;
            color: #FFFDF9;
            margin-bottom: 12px;
        }
        .footer-brand span { color: var(--accent); }
        .site-footer p {
            color: #B8A99A;
            font-size: 14px;
            line-height: 1.65;
        }
        .site-footer h4 {
            color: #FFFDF9;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li { margin-bottom: 8px; }
        .site-footer ul li a {
            color: #B8A99A;
            font-size: 14px;
            transition: color .2s ease;
        }
        .site-footer ul li a:hover { color: var(--accent); }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 120px;
            background: #3A2E28;
            border: 1px solid #5A4A3E;
            color: #FFFDF9;
            padding: 10px 14px;
            border-radius: 10px;
            font-size: 14px;
        }
        .footer-subscribe input::placeholder { color: #9A8979; }
        .footer-subscribe input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(227,167,47,0.15);
        }
        .footer-subscribe .btn {
            padding: 10px 20px;
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid #3A2E28;
            padding: 18px 0;
            font-size: 12px;
            color: #9A8979;
        }
        .footer-bottom a { color: #B8A99A; }
        .footer-bottom a:hover { color: var(--accent); }

        /* Responsive */
        @media (max-width: 1024px) {
            .steps-grid { grid-template-columns: repeat(2, 1fr); }
            .device-grid { grid-template-columns: repeat(2, 1fr); }
            .tips-list { grid-template-columns: 1fr; }
            .tutorial-card { grid-template-columns: 1fr; padding: 24px; }
            .site-footer .container { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            :root { --space-section: 40px; }
            .main-nav { display: none; }
            .nav-cta.desktop { display: none; }
            .nav-toggle { display: flex; }
            .mobile-menu { display: none; }
            .mobile-menu.open { display: flex; }
            .cat-hero h1 { font-size: 24px; }
            .section-title { font-size: 22px; }
            .steps-grid { grid-template-columns: 1fr; }
            .device-grid { grid-template-columns: 1fr; }
            .tutorial-card { grid-template-columns: 1fr; }
            .site-footer .container { grid-template-columns: 1fr; }
        }
        @media (max-width: 520px) {
            :root { --space-container: 14px; }
            .cat-hero { padding: 36px 0 28px; }
            .cat-hero h1 { font-size: 22px; }
            .btn, .btn-secondary { width: 100%; text-align: center; }
            .compliance-block { padding: 22px 18px; }
            .tutorial-card { padding: 18px; }
        }

/* roulang page: category3 */
:root {
            --primary: #A61B2B;
            --primary-2: #7E0F1D;
            --accent: #E3A72F;
            --bg: #F8F1E6;
            --surface: #FFFDF9;
            --ink: #211A15;
            --muted: #6F6256;
            --line: #E8D9C4;
            --shadow-sm: 0 2px 10px rgba(33,26,21,0.06);
            --shadow-lg: 0 18px 40px rgba(33,26,21,0.12);
            --radius: 14px;
            --radius-sm: 10px;
            --space-section: 72px;
            --space-container: 20px;
            --max-width: 1200px;
        }
        :root { --space-section: 40px; }
        /* roulang page: category3 */
        :root {
            --primary: #A61B2B;
            --primary-2: #7E0F1D;
            --accent: #E3A72F;
            --bg: #F8F1E6;
            --surface: #FFFDF9;
            --ink: #211A15;
            --muted: #6F6256;
            --line: #E8D9C4;
            --shadow-sm: 0 2px 10px rgba(33,26,21,0.06);
            --shadow-lg: 0 18px 40px rgba(33,26,21,0.12);
            --radius: 14px;
            --radius-sm: 10px;
            --space-section: 72px;
            --space-container: 20px;
            --max-width: 1200px;
        }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: "Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }
        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: color .2s ease; }
        a:hover { text-decoration: none; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-container); width: 100%; }
        section { padding: var(--space-section) 0; }
        .section-alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
        .section-label {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
            margin-bottom: 12px;
            letter-spacing: .02em;
        }
        .section-title {
            font-size: 28px;
            margin-bottom: 8px;
            color: var(--ink);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-weight: 700;
        }
        .section-sub {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 32px;
            max-width: 720px;
        }
        /* Header */
        .top-bar {
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 8px 0;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar a { color: #fff; opacity: .9; }
        .top-bar a:hover { opacity: 1; }
        .site-header {
            background: var(--surface);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 20px;
        }
        .logo {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: .01em;
        }
        .logo span { color: var(--accent); }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: background .2s ease;
            display: inline-block;
        }
        .nav-cta:hover { background: var(--primary-2); color: #fff; }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--ink);
            border-radius: 2px;
            transition: all .2s ease;
        }
        .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .nav-toggle.open span:nth-child(2) { opacity: 0; }
        .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
        .mobile-menu {
            display: none;
            background: var(--surface);
            border-top: 1px solid var(--line);
            padding: 12px var(--space-container) 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
        }
        .mobile-menu a.active { color: var(--primary); font-weight: 600; }
        .mobile-menu .nav-cta { display: inline-block; margin-top: 12px; text-align: center; }

        /* Category H1 Banner */
        .category-hero {
            padding: 56px 0 48px;
            background: var(--bg);
            border-bottom: 1px solid var(--line);
            position: relative;
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(45deg, rgba(166,27,43,0.02) 0, rgba(166,27,43,0.02) 2px, transparent 2px, transparent 8px);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 40px;
            align-items: center;
        }
        .category-hero h1 {
            font-size: 34px;
            line-height: 1.35;
            margin-bottom: 14px;
            color: var(--ink);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-weight: 700;
        }
        .category-hero h1 em {
            font-style: normal;
            color: var(--primary);
        }
        .category-hero .hero-desc {
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
            max-width: 620px;
        }
        .category-hero .hero-img-wrap {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
            background: #E8D9C4;
        }
        .category-hero .hero-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Key data strip */
        .data-strip {
            background: var(--surface);
            border-bottom: 1px solid var(--line);
            padding: 20px 0;
        }
        .data-strip .container {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .data-strip .stat-item {
            text-align: center;
            min-width: 100px;
        }
        .data-strip .stat-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
        }
        .data-strip .stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 2px;
        }

        /* Device cards */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 12px;
        }
        .device-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
            text-align: center;
        }
        .device-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-4px);
        }
        .device-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #F3E7D3;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            margin: 0 auto 14px;
            font-weight: 700;
        }
        .device-card h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--ink);
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
        }
        .device-card p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Resource list */
        .resource-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 8px;
        }
        .resource-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
        }
        .resource-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-3px);
        }
        .resource-card .resource-thumb {
            aspect-ratio: 16/9;
            background: #E8D9C4;
            overflow: hidden;
        }
        .resource-card .resource-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .resource-card:hover .resource-thumb img {
            transform: scale(1.04);
        }
        .resource-card .card-body {
            padding: 18px 18px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .resource-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--ink);
            font-weight: 600;
            line-height: 1.5;
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
        }
        .resource-card p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .resource-card .meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 12px;
            color: var(--muted);
        }
        .badge {
            display: inline-block;
            background: #F3E7D3;
            color: var(--primary);
            font-size: 11px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            border: 1px solid var(--line);
        }
        .empty-state {
            background: var(--surface);
            border: 1px dashed var(--line);
            border-radius: var(--radius);
            padding: 48px 20px;
            text-align: center;
            color: var(--muted);
            font-size: 15px;
        }

        /* Comparison table */
        .compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius);
            border: 1px solid var(--line);
            background: var(--surface);
            box-shadow: var(--shadow-sm);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 600px;
        }
        .compare-table th {
            background: var(--primary);
            color: #fff;
            padding: 14px 16px;
            text-align: left;
            font-weight: 500;
            font-size: 13px;
            white-space: nowrap;
        }
        .compare-table td {
            padding: 13px 16px;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
            vertical-align: middle;
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table tr:hover td {
            background: #FDF8EF;
        }
        .compare-table .highlight-cell {
            color: var(--primary);
            font-weight: 600;
        }

        /* Steps */
        .step-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 8px;
        }
        .step-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 22px 18px;
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all .3s ease;
        }
        .step-item:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }
        .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .step-item h3 {
            font-size: 16px;
            margin-bottom: 6px;
            color: var(--ink);
            font-weight: 600;
        }
        .step-item p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            margin-top: 8px;
        }
        .faq-item {
            border-bottom: 1px solid var(--line);
            background: transparent;
            transition: background .2s ease;
        }
        .faq-item.open {
            background: var(--surface);
            border-radius: var(--radius-sm);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 8px;
            font-size: 16px;
            font-weight: 500;
            color: var(--ink);
            cursor: pointer;
            gap: 16px;
            text-align: left;
            width: 100%;
            background: none;
            border: none;
            transition: color .2s ease;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-item.open .faq-question { color: var(--primary); }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #F3E7D3;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
            transition: transform .3s ease;
        }
        .faq-item.open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .3s ease;
            padding: 0 8px;
            font-size: 14px;
            color: var(--muted);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 280px;
            padding-bottom: 18px;
        }

        /* CTA */
        .cta-link-wrap {
            text-align: center;
            padding: 12px 0 4px;
        }
        .btn {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--primary);
            transition: all .25s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn:hover {
            background: var(--primary-2);
            border-color: var(--primary-2);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn:active {
            transform: scale(0.98);
        }

        /* Footer */
        .site-footer {
            background: #231A17;
            color: #E8D9C4;
            margin-top: auto;
            padding-top: 56px;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            padding-bottom: 40px;
        }
        .footer-brand {
            font-family: "Noto Serif SC","Songti SC","SimSun",serif;
            font-size: 18px;
            font-weight: 700;
            color: #FFFDF9;
            margin-bottom: 10px;
        }
        .footer-brand span { color: var(--accent); }
        .site-footer p {
            font-size: 13px;
            color: #B8A69A;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .site-footer h4 {
            font-size: 15px;
            color: #FFFDF9;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: .02em;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul a {
            color: #C9B8AC;
            font-size: 13px;
            transition: color .2s ease;
        }
        .site-footer ul a:hover { color: var(--accent); }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 120px;
            background: #2E211D;
            border: 1px solid #4A382F;
            border-radius: 12px;
            padding: 10px 14px;
            color: #FFFDF9;
            font-size: 13px;
            outline: none;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .footer-subscribe input::placeholder { color: #8A7768; }
        .footer-subscribe input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(227,167,47,0.12);
        }
        .footer-subscribe .btn {
            padding: 10px 20px;
            font-size: 13px;
            background: var(--primary);
            border-color: var(--primary);
        }
        .footer-subscribe .btn:hover {
            background: var(--primary-2);
            border-color: var(--primary-2);
        }
        .footer-bottom {
            border-top: 1px solid #3A2B26;
            padding: 16px 0;
        }
        .footer-bottom p {
            font-size: 12px;
            color: #9A8979;
            text-align: center;
            margin: 0;
        }
        .footer-bottom a {
            color: #C9B8AC;
        }
        .footer-bottom a:hover { color: var(--accent); }

        /* Responsive */
        @media (max-width: 1024px) {
            .device-grid { grid-template-columns: repeat(2, 1fr); }
            .resource-list { grid-template-columns: repeat(2, 1fr); }
            .step-list { grid-template-columns: repeat(2, 1fr); }
            .category-hero .container { grid-template-columns: 1fr; gap: 28px; }
            .category-hero .hero-img-wrap { max-width: 480px; }
        }
        @media (max-width: 768px) {
            :root { --space-section: 40px; }
            .main-nav { display: none; }
            .site-header .nav-cta.desktop { display: none; }
            .nav-toggle { display: flex; }
            .mobile-menu.open { display: flex; }
            .site-header .container { flex-wrap: wrap; }
            .device-grid { grid-template-columns: 1fr; }
            .resource-list { grid-template-columns: 1fr; }
            .step-list { grid-template-columns: 1fr; }
            .category-hero h1 { font-size: 26px; }
            .section-title { font-size: 22px; }
            .site-footer .container { grid-template-columns: repeat(2, 1fr); gap: 28px; }
            .data-strip .container { gap: 20px; }
            .data-strip .stat-num { font-size: 20px; }
            .compare-table { font-size: 12px; }
            .compare-table th, .compare-table td { padding: 10px 12px; }
        }
        @media (max-width: 520px) {
            :root { --space-section: 32px; }
            .logo { font-size: 16px; }
            .category-hero h1 { font-size: 22px; }
            .section-title { font-size: 20px; }
            .btn { width: 100%; text-align: center; }
            .mobile-menu a { font-size: 14px; }
            .site-footer .container { grid-template-columns: 1fr; gap: 20px; }
            .footer-subscribe input { min-width: 100%; }
            .data-strip .container { gap: 12px; }
            .data-strip .stat-item { min-width: 70px; }
            .data-strip .stat-num { font-size: 18px; }
            .device-card { padding: 18px 14px; }
            .resource-card h3 { font-size: 15px; }
        }

        /* Additional utilities */
        .text-center { text-align: center; }
        .mt-8 { margin-top: 8px; }
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }
        .mb-0 { margin-bottom: 0; }