/* roulang page: index */
:root {
    --brand: #8B5E3C;
    --brand-dark: #6F4A2E;
    --brand-light: #D4A574;
    --brand-lighter: #F0E4D4;
    --deep: #2D2A26;
    --deep-soft: #3A3530;
    --cream: #F8F3EC;
    --ink: #2B2622;
    --muted: #7A726A;
    --border: #E2D6C8;
    --radius: 12px;
    --shadow: 0 4px 20px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.04);
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--cream);
    color: var(--ink);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; text-decoration: none; transition: all 0.3s ease; }
  img { display: block; max-width: 100%; height: auto; }
  button { cursor: pointer; font-family: inherit; }
  input { font-family: inherit; }

  .container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* ===== Header / Nav ===== */
  .site-header {
    background: #ffffff;
    border-bottom: 1px solid #ecdfd0;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  }
  .nav-link {
    position: relative;
    font-weight: 500;
    font-size: 14px;
    color: var(--ink);
    padding: 6px 2px;
  }
  .nav-link:hover { color: var(--brand); }
  .nav-link::after {
    content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
    height: 2px; background: var(--brand); transition: right 0.3s ease;
  }
  .nav-link:hover::after,
  .nav-link.active::after { right: 0; }
  .nav-link.active { color: var(--brand); font-weight: 600; }

  .btn-primary {
    display: inline-block;
    background: var(--brand);
    color: #fff;
    border: 2px solid var(--brand);
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.02em;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(139, 94, 60, 0.25);
  }
  .btn-primary:hover {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(111, 74, 46, 0.3);
  }
  .btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--brand);
    border: 2px solid var(--brand);
    padding: 9px 22px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
  }
  .btn-outline:hover {
    background: var(--brand);
    color: #fff;
    transform: translateY(-2px);
  }
  .btn-light {
    display: inline-block;
    background: #fff;
    color: var(--brand-dark);
    border: 2px solid #fff;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
  }
  .btn-light:hover {
    background: var(--brand-lighter);
    border-color: var(--brand-lighter);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
  }

  .search-box {
    display: flex; align-items: center;
    background: #F5F1EA;
    border: 1px solid #E5DBD0;
    border-radius: 999px;
    padding: 8px 16px;
    width: 200px;
    transition: all 0.3s ease;
  }
  .search-box:focus-within {
    border-color: var(--brand);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(139, 94, 60, 0.12);
  }
  .search-box input {
    border: none; background: transparent; outline: none;
    font-size: 13px; color: var(--ink); width: 100%;
  }
  .search-box i { color: var(--muted); font-size: 13px; }

  /* ===== Hero ===== */
  .hero-section {
    position: relative;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    min-height: 520px;
    display: flex; align-items: center;
    padding: 80px 0;
  }
  .hero-section::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(120deg, rgba(45,42,38,0.88) 0%, rgba(45,42,38,0.72) 55%, rgba(45,42,38,0.35) 100%);
  }
  .hero-content { position: relative; z-index: 1; max-width: 640px; }
  .hero-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(4px);
    color: #F0E4D4;
    padding: 6px 16px; border-radius: 999px;
    font-size: 13px; letter-spacing: 0.03em;
  }
  .hero-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.2;
    color: #fff;
    margin: 20px 0 16px;
    letter-spacing: -0.02em;
  }
  .hero-subtitle {
    font-size: 17px; color: rgba(255,255,255,0.85);
    line-height: 1.7; margin-bottom: 32px;
    max-width: 520px;
  }

  .hero-stats {
    display: flex; gap: 32px; margin-top: 44px;
    flex-wrap: wrap;
  }
  .hero-stat {
    border-left: 2px solid rgba(255,255,255,0.25);
    padding-left: 16px;
  }
  .hero-stat .num {
    font-size: 28px; font-weight: 800; color: #fff;
    line-height: 1.2;
  }
  .hero-stat .label {
    font-size: 13px; color: rgba(255,255,255,0.7);
    margin-top: 4px;
  }

  /* ===== Section common ===== */
  .section-title {
    font-size: clamp(26px, 3.5vw, 36px);
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--ink);
  }
  .section-subtitle {
    font-size: 16px; color: var(--muted);
    max-width: 680px; margin-top: 8px;
  }
  .section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 40px;
    flex-wrap: wrap;
  }

  .section-tag {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--brand-lighter);
    color: var(--brand-dark);
    font-size: 13px; font-weight: 600;
    padding: 4px 14px; border-radius: 999px;
    margin-bottom: 12px;
    letter-spacing: 0.02em;
  }

  /* ===== Feature cards ===== */
  .feature-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    box-shadow: var(--shadow);
    transition: all 0.35s ease;
    height: 100%;
  }
  .feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--retro-hover);
    border-color: var(--brand-light);
  }
  .feature-icon {
    width: 52px; height: 52px;
    background: var(--brand-lighter);
    color: var(--brand);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
    margin-bottom: 20px;
    transition: all 0.35s ease;
  }
  .feature-card:hover .feature-icon {
    background: var(--brand);
    color: #fff;
    transform: rotate(-6deg) scale(1.05);
  }
  .feature-card h3 {
    font-size: 18px; font-weight: 700;
    margin-bottom: 8px;
    color: var(--ink);
  }
  .feature-card p {
    font-size: 14px; color: var(--muted);
    line-height: 1.7;
  }

  /* ===== Category cards ===== */
  .category-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: all 0.35s ease;
    height: 100%;
  }
  .category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--retro-hover);
  }
  .category-card img {
    width: 100%; height: 220px; object-fit: cover;
    transition: transform 0.5s ease;
  }
  .category-card:hover img { transform: scale(1.05); }
  .category-card-body {
    background: #fff;
    padding: 24px;
  }
  .category-card-body h3 {
    font-size: 18px; font-weight: 700;
    margin-bottom: 6px;
    color: var(--ink);
  }
  .category-card-body p {
    font-size: 14px; color: var(--muted);
    line-height: 1.65;
    margin-bottom: 16px;
  }
  .category-link {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px; font-weight: 600;
    color: var(--brand);
  }
  .category-link i { font-size: 12px; transition: transform 0.3s; }
  .category-link:hover i { transform: translateX(4px); }

  /* ===== List / CMS ===== */
  .cms-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.35s ease;
    display: flex; flex-direction: column; gap: 10px;
  }
  .cms-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--retro-hover);
    border-color: var(--brand-light);
  }
  .cms-card .cat-tag {
    display: inline-block;
    font-size: 12px; font-weight: 600;
    color: var(--brand-dark);
    background: var(--brand-lighter);
    padding: 3px 10px;
    border-radius: 4px;
    align-self: flex-start;
  }
  .cms-card h3 {
    font-size: 17px; font-weight: 700;
    color: var(--ink);
    line-height: 1.4;
  }
  .cms-card h3 a:hover { color: var(--brand); }
  .cms-card p {
    font-size: 14px; color: var(--muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .cms-card .meta {
    display: flex; align-items: center; gap: 12px;
    font-size: 12px; color: var(--muted);
    margin-top: auto;
    border-top: 1px solid #F0EAE2;
    padding-top: 12px;
  }

  /* ===== Stats band ===== */
  .stats-band {
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover; background-position: center;
    position: relative;
    padding: 64px 0;
  }
  .stats-band::before {
    content: ""; position: absolute; inset: 0;
    background: rgba(45,42,38,0.85);
  }
  .stats-band .container-custom { position: relative; z-index: 1; }
  .stat-item {
    text-align: center;
    padding: 24px 16px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius);
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(4px);
    transition: all 0.3s ease;
  }
  .stat-item:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-4px);
  }
  .stat-item .num {
    font-size: 38px; font-weight: 800; color: #fff;
    line-height: 1.1;
  }
  .stat-item .label {
    font-size: 14px; color: rgba(255,255,255,0.7);
    margin-top: 6px;
  }

  /* ===== Steps ===== */
  .step-wrap {
    display: flex; gap: 20px;
    align-items: stretch;
    flex-wrap: wrap;
  }
  .step-box {
    background: #fff;
    border: 1px dashed var(--brand-light);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    flex: 1;
    min-width: 200px;
    position: relative;
    transition: all 0.3s ease;
  }
  .step-box:hover {
    border-color: var(--brand);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
  }
  .step-num {
    width: 40px; height: 40px;
    background: var(--brand);
    color: #fff;
    border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 16px;
    margin-bottom: 14px;
  }
  .step-box h3 {
    font-size: 16px; font-weight: 700;
    margin-bottom: 6px;
  }
  .step-box p {
    font-size: 14px; color: var(--muted);
    line-height: 1.6;
  }

  /* ===== FAQ ===== */
  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
  }
  .faq-item:hover {
    border-color: var(--brand-light);
    box-shadow: var(--shadow);
  }
  .faq-q {
    width: 100%;
    background: none;
    border: none;
    padding: 20px 24px;
    text-align: left;
    font-size: 16px; font-weight: 600;
    color: var(--ink);
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px;
    transition: all 0.3s ease;
  }
  .faq-q:hover { color: var(--brand); }
  .faq-q i {
    font-size: 14px;
    color: var(--brand);
    transition: transform 0.3s ease;
  }
  .faq-item.open .faq-q i { transform: rotate(180deg); }
  .faq-a {
    padding: 0 24px;
    max-height: 0; overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    font-size: 14px; color: var(--muted);
    line-height: 1.7;
  }
  .faq-item.open .faq-a {
    padding: 0 24px 20px;
    max-height: 400px;
  }

  /* ===== CTA ===== */
  .cta-section {
    background-image: url('/assets/images/backpic/back-3.png');
    background-size: cover; background-position: center;
    position: relative;
    padding: 72px 0;
  }
  .cta-section::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(139,94,60,0.9), rgba(111,74,46,0.92));
  }
  .cta-content { position: relative; z-index: 1; text-align: center; }
  .cta-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800; color: #fff;
    margin-bottom: 12px;
  }
  .cta-content p {
    color: rgba(255,255,255,0.85);
    font-size: 16px; max-width: 560px;
    margin: 0 auto 28px;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--deep);
    color: #C9BFB4;
    padding: 56px 0 0;
  }
  .footer-title {
    font-size: 16px; font-weight: 700; color: #fff;
    margin-bottom: 16px;
  }
  .footer-links a {
    display: block;
    padding: 6px 0;
    font-size: 14px;
    color: #C9BFB4;
    transition: all 0.3s ease;
  }
  .footer-links a:hover { color: var(--brand-light); padding-left: 4px; }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-top: 40px;
    padding: 20px 0;
    font-size: 13px;
    text-align: center;
    color: rgba(255,255,255,0.5);
  }

  /* ===== Responsive toggle ===== */
  .mobile-toggle {
    display: none;
    background: none; border: none;
    font-size: 22px; color: var(--ink);
    padding: 4px;
  }
  @media (max-width: 1024px) {
    .desktop-nav { display: none !important; }
    .desktop-actions { display: none !important; }
    .mobile-toggle { display: block; }
    .hero-section { min-height: 460px; padding: 60px 0; }
    .hero-stats { gap: 20px; }
  }
  @media (max-width: 768px) {
    .hero-section { min-height: 420px; }
    .hero-title { font-size: 32px; }
    .hero-subtitle { font-size: 15px; }
    .section-header { margin-bottom: 24px; }
    .feature-card { padding: 24px 20px; }
    .stat-item .num { font-size: 30px; }
    .step-box { min-width: 160px; }
    .footer-bottom { font-size: 12px; padding: 16px 0; }
  }
  @media (max-width: 520px) {
    .container-custom { padding: 0 16px; }
    .hero-stats { gap: 16px; }
    .hero-stat .num { font-size: 22px; }
    .hero-section { padding: 48px 0; }
    .cms-card { padding: 18px; }
    .faq-q { padding: 16px; font-size: 15px; }
    .btn-primary, .btn-outline { padding: 8px 18px; font-size: 13px; }
  }

  /* Focus accessibility */
  a:focus-visible, button:focus-visible, input:focus-visible {
    outline: 3px solid rgba(139, 94, 60, 0.5);
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* Transition group */
  .transition-group > * { transition: all 0.35s ease; }

/* roulang page: category1 */
:root {
            --brand: #b4502c;
            --brand-dark: #8a3d1f;
            --cream: #faf5ec;
            --paper: #f4ede1;
            --ink: #2f2922;
            --sub: #6b5d4f;
            --line: #e5d8c8;
            --sand: #efe6d8;
            --dark: #2a241e;
            --radius: 14px;
            --shadow-sm: 0 2px 8px rgba(47, 41, 34, .06);
            --shadow-md: 0 6px 24px rgba(47, 41, 34, .08);
            --shadow-lg: 0 14px 40px rgba(47, 41, 34, .12);
            --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            background: var(--cream);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(250, 245, 236, .96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(47, 41, 34, .04);
        }
        .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--sub);
            padding: 8px 2px;
            border-bottom: 2px solid transparent;
            transition: color .25s, border-color .25s;
            white-space: nowrap;
            letter-spacing: .5px;
        }
        .nav-link:hover {
            color: var(--brand);
        }
        .nav-link.active {
            color: var(--brand);
            border-bottom-color: var(--brand);
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            width: 180px;
            padding: 9px 36px 9px 14px;
            border-radius: 999px;
            border: 1px solid var(--line);
            background: #fffdf8;
            font-size: 14px;
            color: var(--ink);
            transition: border-color .25s, box-shadow .25s, width .3s;
        }
        .search-box input:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(180, 80, 44, .12);
            width: 210px;
        }
        .search-box i {
            position: absolute;
            right: 14px;
            font-size: 14px;
            color: var(--sub);
            pointer-events: none;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand);
            color: #fff;
            padding: 10px 22px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 700;
            border: 2px solid var(--brand);
            box-shadow: 0 4px 14px rgba(180, 80, 44, .28);
            transition: all .25s;
            letter-spacing: .5px;
        }
        .btn-primary:hover {
            background: var(--brand-dark);
            border-color: var(--brand-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(180, 80, 44, .34);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(180, 80, 44, .2);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(180, 80, 44, .35);
            outline-offset: 2px;
        }
        .mobile-toggle {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: #fffdf8;
            font-size: 20px;
            color: var(--ink);
            transition: all .25s;
        }
        .mobile-toggle:hover {
            border-color: var(--brand);
            color: var(--brand);
        }
        .mobile-toggle:focus-visible {
            outline: 3px solid rgba(180, 80, 44, .3);
        }
        .mobile-menu {
            box-shadow: 0 20px 40px rgba(47, 41, 34, .1);
        }
        .mobile-menu .nav-link {
            display: block;
            padding: 12px 8px;
            border-bottom: 1px solid var(--line);
            border-radius: 0;
            font-size: 15px;
        }
        @media (max-width: 1023px) {
            .desktop-nav {
                display: none !important;
            }
        }
        @media (max-width: 767px) {
            .desktop-actions {
                display: none !important;
            }
        }
        @media (min-width: 768px) {
            .mobile-toggle {
                display: none !important;
            }
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            padding: 90px 0 80px;
            background: var(--dark);
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(42, 36, 30, .92) 0%, rgba(42, 36, 30, .72) 50%, rgba(42, 36, 30, .45) 100%);
            z-index: 1;
        }
        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        .category-hero .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .25);
            backdrop-filter: blur(8px);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            color: #f5e9da;
            letter-spacing: 1px;
        }
        .hero-title {
            font-size: clamp(30px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            margin: 20px 0 18px;
        }
        .hero-title span {
            color: #f0b98a;
        }
        .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 30px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 32px;
        }
        .stat-pill {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 999px;
            padding: 10px 22px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: #fff;
        }
        .stat-pill i {
            color: #f0b98a;
        }

        /* ===== Section titles ===== */
        .section-block {
            padding: 80px 0;
        }
        .section-block.alt-bg {
            background: var(--paper);
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: clamp(24px, 3.5vw, 36px);
            font-weight: 800;
            line-height: 1.3;
            color: var(--ink);
            margin-bottom: 14px;
        }
        .section-sub {
            font-size: 15px;
            color: var(--sub);
            max-width: 640px;
            line-height: 1.8;
        }
        .section-head {
            margin-bottom: 44px;
        }

        /* ===== Cards ===== */
        .card-retro {
            background: #fffdf8;
            border: 2px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
        }
        .card-retro:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(180, 80, 44, .4);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--sand);
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .card-retro:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(42, 36, 30, .1), transparent 50%);
        }
        .card-body {
            padding: 24px;
        }
        .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            color: var(--brand);
            background: rgba(180, 80, 44, .08);
            border: 1px solid rgba(180, 80, 44, .15);
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: color .25s;
        }
        .card-retro:hover .card-title {
            color: var(--brand);
        }
        .card-desc {
            font-size: 14px;
            color: var(--sub);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: #9a8d80;
            border-top: 1px dashed var(--line);
            padding-top: 14px;
        }
        .card-meta i {
            font-size: 12px;
            margin-right: 4px;
            color: #c0a996;
        }

        /* ===== Step list ===== */
        .steps-wrap {
            position: relative;
            counter-reset: step;
            display: grid;
            gap: 20px;
        }
        .step-item {
            position: relative;
            background: #fffdf8;
            border: 2px solid var(--line);
            border-radius: var(--radius);
            padding: 28px 28px 28px 86px;
            box-shadow: var(--shadow-sm);
            transition: all .3s;
        }
        .step-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(180, 80, 44, .35);
        }
        .step-item::before {
            counter-increment: step;
            content: counter(step);
            position: absolute;
            left: 22px;
            top: 50%;
            transform: translateY(-50%);
            width: 46px;
            height: 46px;
            border-radius: 14px;
            background: var(--brand);
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 14px rgba(180, 80, 44, .3);
        }
        .step-item h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--sub);
            line-height: 1.8;
        }

        /* ===== Notice box ===== */
        .notice-list {
            display: grid;
            gap: 16px;
        }
        .notice-item {
            display: flex;
            gap: 16px;
            background: #fffdf8;
            border: 1px solid var(--line);
            border-left: 4px solid var(--brand);
            border-radius: 12px;
            padding: 18px 22px;
            transition: box-shadow .25s;
        }
        .notice-item:hover {
            box-shadow: var(--shadow-md);
        }
        .notice-item i {
            color: var(--brand);
            font-size: 18px;
            margin-top: 3px;
            flex-shrink: 0;
        }
        .notice-item h5 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 4px;
        }
        .notice-item p {
            font-size: 14px;
            color: var(--sub);
            line-height: 1.7;
        }

        /* ===== Feature mini ===== */
        .mini-feature {
            background: #fffdf8;
            border: 2px solid var(--line);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            transition: all .3s;
            box-shadow: var(--shadow-sm);
        }
        .mini-feature:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(180, 80, 44, .3);
        }
        .mini-feature .icon-ring {
            width: 60px;
            height: 60px;
            margin: 0 auto 16px;
            border-radius: 20px;
            background: rgba(180, 80, 44, .08);
            border: 1px solid rgba(180, 80, 44, .15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--brand);
        }
        .mini-feature h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .mini-feature p {
            font-size: 14px;
            color: var(--sub);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fffdf8;
            border: 2px solid var(--line);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .25s, box-shadow .25s;
        }
        .faq-item:hover {
            border-color: rgba(180, 80, 44, .3);
            box-shadow: var(--shadow-sm);
        }
        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            cursor: pointer;
            user-select: none;
        }
        .faq-q i {
            color: var(--brand);
            font-size: 16px;
            transition: transform .3s;
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }
        .faq-a-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--sub);
            line-height: 1.8;
            border-top: 1px dashed var(--line);
            padding-top: 14px;
            margin: 0 24px 20px 24px;
            padding-left: 0;
            padding-right: 0;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
        }

        /* ===== CTA ===== */
        .cta-box {
            background: var(--dark);
            border-radius: 24px;
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(42, 36, 30, .93), rgba(42, 36, 30, .8));
        }
        .cta-box>* {
            position: relative;
            z-index: 1;
        }
        .cta-box h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-box p {
            color: rgba(255, 255, 255, .85);
            font-size: 15px;
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            padding: 56px 0 0;
            margin-top: 0;
        }
        .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 1px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 3px;
            border-radius: 2px;
            background: var(--brand);
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: #C9BFB4;
            font-size: 14px;
            transition: color .25s, padding-left .25s;
        }
        .footer-links a:hover {
            color: #f0b98a;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 22px 0;
            text-align: center;
            color: #998d82;
            font-size: 13px;
            margin-top: 20px;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--sub);
            padding: 20px 0;
        }
        .breadcrumb a {
            color: var(--sub);
            transition: color .25s;
        }
        .breadcrumb a:hover {
            color: var(--brand);
        }
        .breadcrumb span {
            color: #b0a296;
        }
        .breadcrumb .current {
            color: var(--brand);
            font-weight: 600;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section-block {
                padding: 64px 0;
            }
            .category-hero {
                padding: 70px 0 60px;
            }
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 52px 0;
            }
            .step-item {
                padding: 22px 22px 22px 68px;
            }
            .step-item::before {
                left: 14px;
                width: 40px;
                height: 40px;
                font-size: 17px;
                border-radius: 12px;
            }
            .cta-box {
                padding: 40px 24px;
                border-radius: 18px;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .category-hero {
                padding: 50px 0 44px;
            }
            .hero-title {
                font-size: 28px;
            }
            .hero-stats {
                flex-direction: column;
                align-items: flex-start;
            }
            .card-body {
                padding: 18px;
            }
            .faq-q {
                padding: 16px 18px;
                font-size: 14px;
            }
            .faq-a-inner {
                margin: 0 18px 18px;
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
    --brand: #b07d49;
    --brand-dark: #8b5e2b;
    --brand-light: #d4a574;
    --accent: #4a7c59;
    --accent-light: #6f9d7e;
    --cream: #faf6ef;
    --ink: #2b2118;
    --muted: #7d6e5a;
    --border: #e8dcc8;
    --card: #fffdf8;
    --radius: 1rem;
    --radius-sm: 0.625rem;
    --shadow: 4px 4px 0 rgba(43, 33, 24, 0.12);
    --shadow-hover: 6px 6px 0 rgba(43, 33, 24, 0.16);
    --section-gap: 4.5rem;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
    background: var(--cream);
    color: var(--ink);
    line-height: 1.7;
}
.container-custom {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
input { font-family: inherit; }
.section-padding { padding: var(--section-gap) 0; }

/* Header */
.site-header {
    background: #fffdf8;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(43, 33, 24, 0.05);
    position: sticky;
    top: 0;
    z-index: 50;
}
.nav-link {
    position: relative;
    font-weight: 500;
    font-size: 0.95rem;
    color: #5d5243;
    padding: 0.5rem 0;
    transition: color 0.25s ease;
}
.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: var(--brand);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.nav-link:hover { color: var(--brand-dark); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--brand-dark); font-weight: 600; }
.nav-link.active::after { transform: scaleX(1); }
.mobile-menu .nav-link {
    display: block;
    padding: 0.625rem 0.75rem;
    border-radius: 0.625rem;
    color: var(--ink);
    font-size: 0.95rem;
}
.mobile-menu .nav-link:hover,
.mobile-menu .nav-link.active {
    background: #f5efe6;
    color: var(--brand-dark);
}
.mobile-menu .nav-link::after { display: none; }
.search-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: #f5efe6;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.5rem 1rem;
    transition: border-color 0.25s, box-shadow 0.25s;
}
.search-box input {
    border: none;
    background: transparent;
    outline: none;
    flex: 1;
    min-width: 0;
    font-size: 0.875rem;
    color: var(--ink);
}
.search-box i { color: var(--muted); font-size: 0.875rem; }
.search-box:focus-within {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(176, 125, 73, 0.15);
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--brand);
    color: #fff;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.625rem 1.25rem;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 2px 6px rgba(176, 125, 73, 0.35);
}
.btn-primary:hover {
    background: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(176, 125, 73, 0.4);
}
.btn-primary:focus {
    outline: 3px solid rgba(176, 125, 73, 0.3);
    outline-offset: 2px;
}
.mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.75rem;
    background: #f5efe6;
    border: 1px solid var(--border);
    color: var(--ink);
    font-size: 1.125rem;
    cursor: pointer;
    transition: background 0.2s;
}
.mobile-toggle:hover { background: #ece1cf; }

/* Article Hero */
.article-hero {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(43, 33, 24, 0.9), rgba(43, 33, 24, 0.62)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    color: #fff;
    text-align: center;
    position: relative;
}
.category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--brand);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    padding: 0.375rem 1rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow);
}
.article-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 2.1rem;
    font-weight: 700;
    line-height: 1.35;
    max-width: 880px;
    margin: 0 auto 1.25rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}
.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.85);
}
.article-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

/* Breadcrumb */
.breadcrumb-bar {
    background: #fffdf8;
    border-bottom: 1px solid var(--border);
    padding: 0.875rem 0;
}
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--muted);
}
.breadcrumb a {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--muted);
    transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--brand-dark); }
.breadcrumb .sep { color: #c9bfb4; }
.breadcrumb .current { color: var(--ink); font-weight: 500; }

/* Article Main */
.article-main {
    padding: var(--section-gap) 0;
    background: var(--cream);
}
.article-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
}
.article-content {
    font-size: 1rem;
    line-height: 1.9;
    color: #3d3226;
}
.article-content h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2rem 0 1rem;
    padding-left: 0.875rem;
    border-left: 4px solid var(--brand);
    line-height: 1.4;
}
.article-content h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1.75rem 0 0.75rem;
}
.article-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem;
}
.article-content p { margin-bottom: 1.25rem; }
.article-content ul,
.article-content ol { margin: 0 0 1.25rem 1.5rem; }
.article-content li { margin-bottom: 0.5rem; }
.article-content ul li { list-style: disc; }
.article-content ol li { list-style: decimal; }
.article-content blockquote {
    border-left: 4px solid var(--brand-light);
    background: #f5efe6;
    padding: 1rem 1.5rem;
    border-radius: 0 0.5rem 0.5rem 0;
    margin: 1.5rem 0;
    color: var(--muted);
    font-style: italic;
}
.article-content a {
    color: var(--brand-dark);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.article-content img {
    border-radius: 0.75rem;
    margin: 1.5rem auto;
    box-shadow: var(--shadow);
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}
.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 0.625rem 0.875rem;
    text-align: left;
}
.article-content th {
    background: #f5efe6;
    font-weight: 600;
}
.article-content pre {
    background: #2b2118;
    color: #f5efe6;
    padding: 1.25rem;
    border-radius: 0.75rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    font-size: 0.875rem;
    line-height: 1.7;
}
.article-footer {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}
.tag {
    display: inline-flex;
    align-items: center;
    background: #f5efe6;
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.8rem;
    border-radius: 999px;
    padding: 0.375rem 1rem;
    transition: all 0.2s;
}
.tag:hover {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
}
.article-note {
    margin-top: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1.25rem;
    background: #f5efe6;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    color: var(--muted);
    font-size: 0.85rem;
    line-height: 1.7;
}
.article-note i {
    color: var(--brand);
    font-size: 1.1rem;
    margin-top: 0.2rem;
}
.not-found {
    text-align: center;
    padding: 3rem 1rem;
}
.not-found i {
    font-size: 3rem;
    color: var(--brand-light);
    margin-bottom: 1.5rem;
}
.not-found h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.not-found p {
    color: var(--muted);
    margin-bottom: 1.5rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* Sidebar */
.sidebar-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}
.sidebar-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    margin-bottom: 1rem;
    padding-bottom: 0.875rem;
    border-bottom: 2px solid var(--border);
    color: var(--ink);
}
.sidebar-title i { color: var(--brand); }
.summary-card p {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.8;
}
.cat-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 0.875rem;
    border-radius: 0.5rem;
    font-size: 0.9rem;
    color: #5d5243;
    transition: all 0.2s;
}
.cat-link:hover {
    background: #f5efe6;
    color: var(--brand-dark);
    padding-left: 1.125rem;
}
.cat-link i { font-size: 0.65rem; color: var(--brand); }
.contact-card {
    background: var(--ink);
    color: #fff;
    border-color: var(--ink);
}
.contact-card .sidebar-title { color: #fff; border-color: rgba(255, 255, 255, 0.15); }
.contact-card .sidebar-title i { color: var(--brand-light); }
.contact-card p { font-size: 0.875rem; color: rgba(255, 255, 255, 0.75); margin-bottom: 1.25rem; }

/* Explore */
.explore-section {
    padding: var(--section-gap) 0;
    background: #f5efe6;
}
.section-head { margin-bottom: 2.5rem; }
.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--brand-dark);
    background: rgba(176, 125, 73, 0.15);
    padding: 0.25rem 0.875rem;
    border-radius: 999px;
    margin-bottom: 0.75rem;
}
.section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 0.5rem;
}
.section-desc {
    color: var(--muted);
    font-size: 0.95rem;
    max-width: 560px;
    margin: 0 auto;
}
.explore-card {
    display: block;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}
.explore-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--brand-light);
}
.explore-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}
.explore-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.explore-card:hover .explore-img img { transform: scale(1.05); }
.explore-tag {
    position: absolute;
    top: 0.875rem;
    left: 0.875rem;
    background: var(--brand);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    box-shadow: var(--shadow);
}
.explore-body { padding: 1.5rem; }
.explore-body h3 {
    font-family: 'Noto Serif SC', serif;
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--ink);
}
.explore-body p {
    font-size: 0.875rem;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 1rem;
}
.explore-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--brand-dark);
    transition: gap 0.2s;
}
.explore-card:hover .explore-link { gap: 0.625rem; }

/* CTA */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(43, 33, 24, 0.9), rgba(74, 124, 89, 0.85)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    color: #fff;
    text-align: center;
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-inner .eyebrow.light {
    background: rgba(176, 125, 73, 0.35);
    color: #f5efe6;
}
.cta-inner h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.4;
}
.cta-inner p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
    font-size: 1rem;
}
.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.btn-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: #fff;
    color: var(--ink);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 999px;
    transition: all 0.25s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
.btn-light:hover {
    background: var(--cream);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}
.btn-outline-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: #fff;
    font-weight: 600;
    padding: 0.7rem 2rem;
    border-radius: 999px;
    transition: all 0.25s ease;
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    transform: translateY(-2px);
}

/* Footer */
.site-footer {
    background: #241b14;
    color: #fff;
    padding: 4rem 0 0;
}
.footer-title {
    color: #fff;
    font-weight: 600;
    font-size: 1.05rem;
    margin-bottom: 1rem;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.footer-links a {
    color: #b5a898;
    font-size: 0.875rem;
    transition: color 0.2s, padding-left 0.2s;
}
.footer-links a:hover {
    color: var(--brand-light);
    padding-left: 3px;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 1.25rem 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .container-custom { padding-left: 1.25rem; padding-right: 1.25rem; }
    .desktop-nav { gap: 1.25rem; }
}
@media (max-width: 768px) {
    .section-padding { --section-gap: 3rem; }
    .article-card { padding: 1.5rem; }
    .sidebar { margin-top: 2rem; }
    .article-content { font-size: 0.95rem; }
    .article-content h2 { font-size: 1.3rem; }
}
@media (max-width: 640px) {
    .article-hero { padding: 3.5rem 0; }
    .article-title { font-size: 1.5rem; }
    .section-title { font-size: 1.5rem; }
    .cta-inner h2 { font-size: 1.5rem; }
    .article-main { --section-gap: 2.5rem; }
    .explore-section { --section-gap: 2.5rem; }
}

/* roulang page: category2 */
:root {
            --brand: #2f4638;
            --brand-light: #4a6759;
            --brand-dark: #1f3226;
            --accent: #c25e3a;
            --gold: #dcb354;
            --cream: #f5efe2;
            --paper: #fcf9f2;
            --ink: #2b231a;
            --mute: #6e6255;
            --line: #e0d3be;
            --radius: 14px;
            --shadow-retro: 4px 4px 0 rgba(47, 70, 56, 0.12);
            --shadow-retro-lg: 8px 8px 0 rgba(47, 70, 56, 0.16);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Noto Sans SC', sans-serif;
            background: var(--cream);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* ---- Header ---- */
        .site-header {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 2px 12px rgba(43, 35, 26, 0.06);
        }

        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--ink);
            padding: 0.45rem 0.35rem;
            position: relative;
            transition: color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--accent);
        }

        .nav-link.active {
            color: var(--accent);
            font-weight: 700;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--brand);
            color: #fff;
            font-weight: 700;
            font-size: 0.875rem;
            padding: 0.6rem 1.2rem;
            border-radius: 10px;
            border: 2px solid var(--brand);
            transition: all 0.25s ease;
            box-shadow: var(--shadow-retro);
        }

        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 rgba(47, 70, 56, 0.12);
            color: #fff;
        }

        .btn-primary:active {
            transform: translate(4px, 4px);
            box-shadow: none;
        }

        .btn-primary:focus-visible {
            outline: 3px solid var(--gold);
            outline-offset: 2px;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.875rem;
            padding: 0.6rem 1.2rem;
            border-radius: 10px;
            border: 2px solid var(--accent);
            transition: all 0.25s ease;
            box-shadow: var(--shadow-retro);
        }

        .btn-accent:hover {
            background: #a84a2b;
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 rgba(194, 94, 58, 0.15);
            color: #fff;
        }

        .btn-accent:focus-visible {
            outline: 3px solid var(--gold);
            outline-offset: 2px;
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: var(--ink);
            font-weight: 600;
            font-size: 0.875rem;
            padding: 0.6rem 1.2rem;
            border-radius: 10px;
            border: 2px solid var(--line);
            transition: all 0.25s ease;
        }

        .btn-ghost:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: rgba(47, 70, 56, 0.06);
        }

        .btn-ghost:focus-visible {
            outline: 3px solid var(--gold);
            outline-offset: 2px;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #f7f2e9;
            border: 2px solid var(--line);
            border-radius: 999px;
            padding: 0.4rem 0.9rem;
            gap: 0.4rem;
            transition: border-color 0.25s;
            width: 220px;
        }

        .search-box:focus-within {
            border-color: var(--brand);
            background: #fff;
        }

        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 0.82rem;
            color: var(--ink);
            width: 100%;
        }

        .search-box i {
            color: var(--mute);
            font-size: 0.8rem;
        }

        .mobile-toggle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 2px solid var(--line);
            background: #fff;
            color: var(--ink);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.2s;
        }

        .mobile-toggle:hover {
            border-color: var(--brand);
            color: var(--brand);
        }

        /* ---- 复古徽章 / 元素 ---- */
        .stamp-badge {
            display: inline-block;
            padding: 4px 14px;
            border: 2px dashed var(--accent);
            color: var(--accent);
            border-radius: 8px;
            font-weight: 700;
            letter-spacing: 2px;
            font-size: 0.78rem;
            transform: rotate(-3deg);
            background: rgba(252, 249, 242, 0.7);
        }

        .double-border {
            border: 2px solid var(--ink);
            box-shadow: 0 0 0 4px var(--paper), 0 0 0 6px var(--ink);
        }

        /* ---- Hero ---- */
        .category-hero {
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(31, 50, 38, 0.78);
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.8rem;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color 0.2s;
        }

        .breadcrumb a:hover {
            color: var(--gold);
        }

        .hero-title {
            font-family: 'Noto Serif SC', serif;
            font-weight: 900;
            font-size: clamp(2rem, 5vw, 3.2rem);
            color: #fff;
            line-height: 1.25;
            margin-bottom: 1rem;
        }

        .hero-desc {
            color: rgba(255, 255, 255, 0.82);
            max-width: 680px;
            font-size: 0.98rem;
            line-height: 1.8;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-top: 1.6rem;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            color: rgba(255, 255, 255, 0.95);
            font-size: 0.78rem;
            font-weight: 500;
            transition: all 0.25s;
            background: rgba(255, 255, 255, 0.1);
        }

        .hero-tag:hover {
            background: var(--gold);
            color: var(--ink);
            border-color: var(--gold);
        }

        /* ---- 板块 ---- */
        .section-pad {
            padding: 4rem 0;
        }

        .section-title {
            font-family: 'Noto Serif SC', serif;
            font-weight: 900;
            font-size: 1.7rem;
            color: var(--ink);
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 0.9rem;
            color: var(--mute);
            max-width: 560px;
            margin-top: 0.35rem;
            line-height: 1.7;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .section-title-line {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title-line::before {
            content: '';
            width: 6px;
            height: 28px;
            background: var(--accent);
            border-radius: 6px;
            display: block;
        }

        /* ---- 分类入口卡片 ---- */
        .category-entry {
            background: var(--paper);
            border: 2px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all 0.3s ease;
            position: relative;
        }

        .category-entry:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-retro-lg);
            border-color: var(--brand);
        }

        .category-entry .entry-thumb {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .category-entry .entry-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(43, 35, 26, 0.45));
        }

        .category-entry .entry-body {
            padding: 1.2rem;
        }

        .category-entry .entry-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--brand);
            color: #fff;
            font-size: 1.2rem;
            margin-top: -26px;
            position: relative;
            z-index: 2;
            border: 3px solid var(--paper);
            box-shadow: 0 2px 8px rgba(43, 35, 26, 0.12);
        }

        .category-entry h3 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-top: 0.7rem;
            color: var(--ink);
        }

        .category-entry p {
            font-size: 0.82rem;
            color: var(--mute);
            line-height: 1.65;
            margin-top: 0.35rem;
        }

        /* ---- 资讯列表 ---- */
        .news-list-wrap {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 2rem;
        }

        @media (max-width: 1024px) {
            .news-list-wrap {
                grid-template-columns: 1fr;
            }
        }

        .news-card {
            display: flex;
            flex-direction: column;
            background: var(--paper);
            border: 2px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .news-card:hover {
            box-shadow: var(--shadow-retro-lg);
            transform: translateY(-3px);
            border-color: rgba(47, 70, 56, 0.5);
        }

        .news-card .news-thumb {
            height: 190px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .news-card .news-thumb .date-badge {
            position: absolute;
            left: 1rem;
            bottom: 1rem;
            background: rgba(255, 255, 255, 0.92);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--brand);
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
        }

        .news-body {
            padding: 1.3rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--accent);
            background: rgba(194, 94, 58, 0.1);
            border: 1px solid rgba(194, 94, 58, 0.25);
            padding: 3px 10px;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }

        .news-body h3 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--ink);
            line-height: 1.5;
            margin: 0.7rem 0 0.4rem;
            transition: color 0.2s;
        }

        .news-body h3 a {
            color: inherit;
        }

        .news-body h3 a:hover {
            color: var(--accent);
        }

        .news-body p {
            font-size: 0.85rem;
            color: var(--mute);
            line-height: 1.7;
            flex: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 1rem;
            padding-top: 0.9rem;
            border-top: 1px dashed var(--line);
            font-size: 0.78rem;
            color: var(--mute);
        }

        /* ---- 侧边栏 ---- */
        .sidebar-widget {
            background: var(--paper);
            border: 2px solid var(--line);
            border-radius: var(--radius);
            padding: 1.4rem;
            margin-bottom: 1.5rem;
        }

        .sidebar-widget .widget-title {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 1rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid var(--line);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget .widget-title i {
            color: var(--accent);
        }

        .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
            counter-reset: hot;
        }

        .hot-list li {
            counter-increment: hot;
            display: flex;
            gap: 0.8rem;
            align-items: flex-start;
            padding: 0.7rem 0;
            border-bottom: 1px dashed var(--line);
        }

        .hot-list li:last-child {
            border-bottom: none;
        }

        .hot-list li::before {
            content: counter(hot, decimal-leading-zero);
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(47, 70, 56, 0.08);
            color: var(--brand);
            font-weight: 800;
            font-size: 0.8rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Noto Serif SC', serif;
        }

        .hot-list li:nth-child(-n+3)::before {
            background: var(--accent);
            color: #fff;
        }

        .hot-list li a {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--ink);
            line-height: 1.5;
            transition: color 0.2s;
        }

        .hot-list li a:hover {
            color: var(--accent);
        }

        .hot-list li .views {
            font-size: 0.72rem;
            color: var(--mute);
            margin-top: 2px;
        }

        /* 订阅框 */
        .subscribe-widget {
            background: var(--brand);
            border-radius: var(--radius);
            padding: 1.6rem;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .subscribe-widget::after {
            content: '';
            position: absolute;
            right: -30px;
            top: -30px;
            width: 100px;
            height: 100px;
            border: 3px solid rgba(255, 255, 255, 0.15);
            border-radius: 50%;
        }

        .subscribe-widget h4 {
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 0.5rem;
        }

        .subscribe-widget p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 1rem;
            line-height: 1.6;
        }

        .subscribe-widget input {
            width: 100%;
            padding: 0.6rem 0.9rem;
            border-radius: 8px;
            border: none;
            font-size: 0.8rem;
            margin-bottom: 0.6rem;
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            outline: none;
            transition: all 0.25s;
        }

        .subscribe-widget input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .subscribe-widget input:focus {
            background: rgba(255, 255, 255, 0.24);
        }

        .subscribe-widget .btn-subscribe {
            width: 100%;
            display: inline-flex;
            justify-content: center;
            padding: 0.6rem;
            background: var(--gold);
            color: var(--ink);
            font-weight: 700;
            font-size: 0.82rem;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            transition: all 0.25s;
        }

        .subscribe-widget .btn-subscribe:hover {
            background: #e5c165;
            transform: translateY(-1px);
        }

        /* ---- 数据区 ---- */
        .stats-section {
            background-color: var(--brand-dark);
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        .stat-item {
            text-align: center;
            position: relative;
            z-index: 2;
            padding: 1rem 0;
        }

        .stat-item .number {
            font-family: 'Noto Serif SC', serif;
            font-weight: 900;
            font-size: 2.6rem;
            color: #fff;
            line-height: 1.2;
        }

        .stat-item .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 0.3rem;
        }

        /* ---- 时间线 ---- */
        .timeline-wrap {
            position: relative;
            max-width: 760px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--line);
            border-radius: 3px;
        }

        .timeline-item {
            position: relative;
            padding-left: 60px;
            margin-bottom: 1.8rem;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--paper);
            border: 4px solid var(--brand);
            box-shadow: 0 0 0 3px rgba(47, 70, 56, 0.15);
            z-index: 2;
        }

        .timeline-item .tl-date {
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent);
            letter-spacing: 0.5px;
        }

        .timeline-item h3 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--ink);
            margin-top: 0.2rem;
        }

        .timeline-item p {
            font-size: 0.85rem;
            color: var(--mute);
            line-height: 1.7;
            margin-top: 0.3rem;
        }

        /* ---- 精选专题 ---- */
        .feature-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: flex-end;
            background-size: cover;
            background-position: center;
            border: 2px solid var(--line);
        }

        .feature-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(31, 50, 38, 0.88) 0%, rgba(31, 50, 38, 0.25) 70%, transparent 100%);
        }

        .feature-card .feature-body {
            position: relative;
            z-index: 2;
            padding: 1.6rem;
            color: #fff;
        }

        .feature-card .feature-tag {
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .feature-card h3 {
            font-family: 'Noto Serif SC', serif;
            font-weight: 900;
            font-size: 1.4rem;
            margin: 0.3rem 0 0.4rem;
        }

        .feature-card p {
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 420px;
        }

        .feature-card a.feature-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #fff;
            font-weight: 700;
            font-size: 0.82rem;
            margin-top: 0.7rem;
            transition: gap 0.2s;
        }

        .feature-card a.feature-link:hover {
            gap: 10px;
            color: var(--gold);
        }

        /* ---- FAQ ---- */
        .faq-item {
            background: var(--paper);
            border: 2px solid var(--line);
            border-radius: var(--radius);
            padding: 1.2rem 1.4rem;
            margin-bottom: 0.8rem;
            transition: all 0.25s;
        }

        .faq-item:hover {
            border-color: rgba(47, 70, 56, 0.4);
            box-shadow: var(--shadow-retro);
        }

        .faq-item details {
            cursor: pointer;
        }

        .faq-item summary {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--ink);
            list-style: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary i {
            color: var(--accent);
            font-size: 0.9rem;
            transition: transform 0.25s;
        }

        .faq-item details[open] summary i {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding-top: 0.8rem;
            margin-top: 0.8rem;
            border-top: 1px dashed var(--line);
            font-size: 0.87rem;
            color: var(--mute);
            line-height: 1.75;
        }

        /* ---- CTA ---- */
        .cta-section {
            background: var(--cream);
        }

        .cta-box {
            background: var(--paper);
            border: 3px solid var(--brand);
            border-radius: 18px;
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-retro-lg);
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            left: -40px;
            top: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            border: 4px solid rgba(194, 94, 58, 0.12);
        }

        .cta-box h2 {
            font-family: 'Noto Serif SC', serif;
            font-weight: 900;
            font-size: 1.7rem;
            color: var(--ink);
            margin-bottom: 0.6rem;
        }

        .cta-box p {
            font-size: 0.92rem;
            color: var(--mute);
            max-width: 520px;
            margin: 0 auto 1.5rem;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 0.8rem;
        }

        /* ---- Footer ---- */
        .site-footer {
            background: var(--brand-dark);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 3rem;
            margin-top: 2rem;
        }

        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-links a {
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.6);
            transition: all 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.2rem 0;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
            text-align: center;
        }

        /* ---- 移动端菜单 ---- */
        .mobile-menu a {
            padding: 0.5rem 0.3rem;
            border-radius: 8px;
            font-size: 0.9rem;
        }

        .mobile-menu a.active {
            color: var(--accent);
            font-weight: 700;
        }

        /* ---- 分页 ---- */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 2rem;
        }

        .pagination-wrap a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: 8px;
            border: 2px solid var(--line);
            background: var(--paper);
            color: var(--ink);
            font-size: 0.8rem;
            font-weight: 600;
            transition: all 0.2s;
        }

        .pagination-wrap a:hover {
            border-color: var(--brand);
            background: var(--brand);
            color: #fff;
        }

        .pagination-wrap a.current {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
        }

        /* ---- Focus 可访问性 ---- */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        @media (max-width: 520px) {
            .section-pad {
                padding: 2.8rem 0;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .hero-title {
                font-size: 1.8rem;
            }

            .stats-grid {
                gap: 1rem;
            }

            .stat-item .number {
                font-size: 1.8rem;
            }

            .feature-card {
                min-height: 260px;
            }
        }

/* roulang page: category3 */
:root{
  --brand:#b5651d;
  --brand-light:#d4925a;
  --brand-dark:#8a4512;
  --ink:#2d2117;
  --cream:#faf5ee;
  --paper:#f4ebe1;
  --border:#ecdfd0;
  --muted:#8a7a6a;
  --shadow-sm:0 2px 10px rgba(93,62,32,.05);
  --shadow-md:0 8px 24px rgba(93,62,32,.10);
  --shadow-lg:0 14px 40px rgba(93,62,32,.14);
  --radius:16px;
  --radius-sm:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',-apple-system,sans-serif;
  background:var(--cream);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{font-family:inherit}
.container-custom{
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
}

/* ===== 头部导航 ===== */
.site-header{
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 12px rgba(93,62,32,.05);
  position:sticky;
  top:0;
  z-index:100;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.desktop-nav .nav-link{
  font-size:14px;
  font-weight:500;
  color:var(--ink);
  padding:8px 4px;
  border-bottom:2px solid transparent;
  transition:all .22s ease;
  letter-spacing:.02em;
  white-space:nowrap;
}
.desktop-nav .nav-link:hover{
  color:var(--brand);
  border-bottom-color:var(--brand);
}
.desktop-nav .nav-link.active{
  color:var(--brand);
  border-bottom-color:var(--brand);
  font-weight:600;
}
.search-box{
  display:flex;
  align-items:center;
  background:var(--paper);
  border:1px solid var(--border);
  border-radius:999px;
  padding:6px 16px;
  gap:8px;
  transition:all .22s;
  width:180px;
}
.search-box input{
  border:none;
  outline:none;
  background:transparent;
  font-size:14px;
  width:100%;
  color:var(--ink);
}
.search-box input::placeholder{color:var(--muted)}
.search-box i{color:var(--muted);font-size:13px}
.search-box:hover,.search-box:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(181,101,29,.10);
}
.mobile-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:10px;
  border:1px solid var(--border);
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  cursor:pointer;
  transition:all .2s;
}
.mobile-toggle:hover{
  border-color:var(--brand);
  color:var(--brand);
}
.mobile-menu .nav-link{
  display:block;
  padding:10px 14px;
  border-radius:8px;
  font-size:15px;
  color:var(--ink);
  transition:all .2s;
}
.mobile-menu .nav-link:hover{
  background:var(--paper);
  color:var(--brand);
}
.mobile-menu .nav-link.active{
  background:rgba(181,101,29,.10);
  color:var(--brand);
  font-weight:600;
}

/* ===== 按钮 ===== */
.btn-primary{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--brand);
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:10px 22px;
  border-radius:12px;
  border:2px solid transparent;
  transition:all .22s ease;
  box-shadow:0 4px 14px rgba(181,101,29,.22);
}
.btn-primary:hover{
  background:var(--brand-dark);
  transform:translateY(-2px);
  box-shadow:0 6px 22px rgba(181,101,29,.32);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:0 2px 8px rgba(181,101,29,.18);
}
.btn-primary:focus-visible{
  outline:3px solid rgba(181,101,29,.35);
  outline-offset:2px;
}
.btn-secondary{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:transparent;
  color:var(--brand);
  border:2px solid var(--brand);
  font-size:14px;
  font-weight:600;
  padding:8px 22px;
  border-radius:12px;
  transition:all .22s;
}
.btn-secondary:hover{
  background:rgba(181,101,29,.07);
  transform:translateY(-2px);
}
.btn-secondary:active{transform:translateY(0)}
.btn-secondary:focus-visible{
  outline:3px solid rgba(181,101,29,.25);
  outline-offset:2px;
}

/* ===== 页面 Hero ===== */
.page-hero{
  position:relative;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  padding:110px 0;
}
.page-hero::before{
  content:'';
  position:absolute;
  inset:0;
  background:rgba(39,28,18,.72);
}
.page-hero .hero-content{position:relative;z-index:1}
.hero-badge{
  display:inline-block;
  background:rgba(181,101,29,.22);
  border:1px solid rgba(255,255,255,.35);
  padding:6px 20px;
  border-radius:999px;
  font-size:13px;
  color:#f8e3cf;
  letter-spacing:.1em;
  backdrop-filter:blur(4px);
}

/* ===== 卡片 ===== */
.card-retro{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow-sm);
  transition:all .25s ease;
}
.card-retro:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
}
.card-cover{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:all .25s ease;
}
.card-cover:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-lg);
}
.card-cover .cover-img{
  height:210px;
  background-size:cover;
  background-position:center;
  position:relative;
}
.card-cover .cover-img::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(to bottom,transparent 55%,rgba(40,28,18,.55));
}
.card-cover .cover-tag{
  position:absolute;
  top:14px;
  left:14px;
  z-index:2;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(4px);
  padding:4px 14px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  color:var(--brand);
}

/* ===== 标签 ===== */
.tag{
  display:inline-block;
  font-size:12px;
  font-weight:500;
  padding:4px 14px;
  border-radius:999px;
  background:rgba(181,101,29,.10);
  color:var(--brand);
  border:1px solid rgba(181,101,29,.18);
  transition:all .2s;
}
.tag:hover{
  background:rgba(181,101,29,.16);
  border-color:rgba(181,101,29,.32);
}

/* ===== 步骤编号 ===== */
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:14px;
  background:var(--brand);
  color:#fff;
  font-weight:700;
  font-size:17px;
  flex-shrink:0;
  box-shadow:0 4px 12px rgba(181,101,29,.25);
}

/* ===== 分隔标题 ===== */
.section-title{
  font-size:32px;
  font-weight:800;
  line-height:1.35;
  letter-spacing:.01em;
  color:var(--ink);
}
.section-subtitle{
  font-size:16px;
  color:var(--muted);
  margin-top:6px;
}
.section-overline{
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--brand);
}

/* ===== FAQ ===== */
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  padding:22px 26px;
  transition:all .2s;
}
.faq-item:hover{
  border-color:rgba(181,101,29,.35);
  box-shadow:0 4px 14px rgba(93,62,32,.07);
}
.faq-item details summary{
  cursor:pointer;
  list-style:none;
  font-weight:700;
  font-size:15px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.faq-item details summary::-webkit-details-marker{display:none}
.faq-item details summary i{
  color:var(--brand);
  font-size:14px;
  transition:transform .3s;
}
.faq-item details[open] summary i{
  transform:rotate(180deg);
}
.faq-item .faq-answer{
  margin-top:14px;
  padding-top:14px;
  border-top:1px dashed var(--border);
  font-size:14px;
  color:#5a4d3f;
  line-height:1.8;
}

/* ===== 页脚 ===== */
.site-footer{
  background:#231a12;
  color:#C9BFB4;
  padding:56px 0 24px;
}
.footer-title{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.06em;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-links a{
  color:#C9BFB4;
  font-size:14px;
  transition:color .2s;
}
.footer-links a:hover{color:#f0a868}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;
  text-align:center;
  font-size:13px;
  color:rgba(201,191,180,.7);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .desktop-nav{display:none !important}
  .desktop-actions{display:none !important}
}
@media (max-width:768px){
  .container-custom{padding:0 16px}
  .page-hero{padding:72px 0}
  .section-title{font-size:26px}
}
@media (max-width:520px){
  .page-hero h1{font-size:28px !important}
  .page-hero{padding:56px 0}
  .card-retro{padding:20px}
  .section-title{font-size:24px}
}