/* roulang page: index */
:root {
      --bg: #f7f1e6;
      --surface: #fffaf0;
      --ink: #1f1b16;
      --muted: #6f665a;
      --brand: #b66a2c;
      --brand-deep: #93511f;
      --accent: #247c68;
      --line: #d9c7aa;
      --dark: #241b15;
      --radius: 8px;
      --shadow: 0 10px 24px rgba(31, 27, 22, .08);
      --nav-width: 104px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      background: var(--bg);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.75;
      padding-left: var(--nav-width);
      padding-bottom: 104px;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    ::selection { background: #e7c28d; color: var(--dark); }

    .paper-grain {
      background-color: var(--bg);
      background-image:
        linear-gradient(90deg, rgba(182,106,44,.025) 1px, transparent 1px),
        linear-gradient(rgba(36,124,104,.025) 1px, transparent 1px);
      background-size: 28px 28px;
    }

    .side-nav {
      position: fixed;
      inset: 0 auto 0 0;
      z-index: 50;
      width: var(--nav-width);
      min-height: 100vh;
      background: var(--dark);
      border-right: 1px solid rgba(255,250,240,.16);
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 18px 10px;
    }

    .brand-mark {
      width: 72px;
      min-height: 74px;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(255,250,240,.26);
      background: rgba(255,250,240,.06);
      color: #fffaf0;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 800;
      line-height: 1.35;
      text-align: center;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
      transition: .25s ease;
    }
    .brand-mark:hover { border-color: #e4a65f; transform: translateY(-2px); }

    .side-links {
      width: 100%;
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-top: 28px;
    }
    .side-link {
      position: relative;
      min-height: 68px;
      padding: 9px 5px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      color: #d8cbbd;
      text-align: center;
      font-size: 12px;
      line-height: 1.35;
      border: 1px solid transparent;
      border-radius: 7px;
      transition: .22s ease;
    }
    .side-link::before {
      content: "";
      width: 6px;
      height: 6px;
      margin-bottom: 5px;
      background: #6f665a;
      border-radius: 50%;
      transition: .22s ease;
    }
    .side-link:hover {
      color: #fffaf0;
      background: rgba(255,250,240,.08);
      border-color: rgba(255,250,240,.18);
      transform: translateY(-1px);
    }
    .side-link:hover::before { background: #e4a65f; }
    .side-link.active {
      background: #fffaf0;
      color: var(--dark);
      border-color: #fffaf0;
      box-shadow: 0 8px 18px rgba(0,0,0,.18);
    }
    .side-link.active::before { background: var(--accent); }

    .nav-bottom { margin-top: auto; width: 100%; }
    .nav-action {
      width: 100%;
      min-height: 58px;
      border-radius: 7px;
      border: 1px solid rgba(255,250,240,.20);
      background: rgba(255,250,240,.05);
      color: #fffaf0;
      font-size: 12px;
      transition: .22s ease;
    }
    .nav-action:hover { background: var(--brand); border-color: var(--brand); transform: translateY(-2px); }
    .nav-action:focus-visible, .btn:focus-visible, .filter-btn:focus-visible, .faq-button:focus-visible {
      outline: 3px solid rgba(36,124,104,.35);
      outline-offset: 3px;
    }

    .mobile-bar {
      display: none;
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(36,27,21,.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(255,250,240,.14);
    }

    .container {
      width: min(100% - 48px, 1240px);
      margin-inline: auto;
    }

    .hero {
      position: relative;
      overflow: hidden;
      min-height: 618px;
      background: var(--dark);
      color: #fffaf0;
      isolation: isolate;
    }
    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -2;
      background:
        linear-gradient(112deg, rgba(36,27,21,.97) 0%, rgba(36,27,21,.91) 43%, rgba(53,40,29,.76) 100%),
        url("https://images.unsplash.com/photo-1492619375914-88005aa9e8fb?auto=format&fit=crop&w=1800&q=85") center/cover;
    }
    .hero::after {
      content: "";
      position: absolute;
      right: -110px;
      bottom: -145px;
      z-index: -1;
      width: 490px;
      height: 490px;
      border: 1px solid rgba(228,166,95,.28);
      transform: rotate(24deg);
      box-shadow: 0 0 0 42px rgba(228,166,95,.04), 0 0 0 84px rgba(36,124,104,.05);
    }
    .hero-cut {
      position: absolute;
      left: 0;
      right: 0;
      bottom: -1px;
      height: 88px;
      background: var(--bg);
      clip-path: polygon(0 74%, 100% 0, 100% 100%, 0 100%);
    }
    .hero-grid {
      min-height: 570px;
      display: grid;
      grid-template-columns: minmax(0, 1.16fr) minmax(330px, .84fr);
      align-items: center;
      gap: 56px;
      padding: 68px 0 105px;
    }

    .hero-stamp {
      width: max-content;
      margin-bottom: 22px;
      padding: 7px 13px;
      border: 1px solid #e4a65f;
      color: #f6c889;
      background: rgba(182,106,44,.17);
      font-size: 13px;
      font-weight: 700;
      transform: rotate(-2deg);
    }
    .hero h1 {
      max-width: 760px;
      margin: 0;
      font-size: clamp(38px, 4.4vw, 58px);
      line-height: 1.18;
      font-weight: 800;
      letter-spacing: 0;
    }
    .hero h1 strong { color: #f2b86d; font-weight: 800; }
    .hero-copy {
      max-width: 700px;
      margin: 22px 0 0;
      color: #dfd2c2;
      font-size: 16px;
      line-height: 1.9;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
    .btn {
      min-height: 52px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 0 21px;
      border: 1px solid transparent;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 800;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
    }
    .btn:hover { transform: translateY(-2px); }
    .btn-primary {
      background: var(--brand);
      color: #fffaf0;
      box-shadow: 0 8px 18px rgba(0,0,0,.2);
    }
    .btn-primary:hover { background: var(--brand-deep); box-shadow: 0 12px 24px rgba(0,0,0,.3); }
    .btn-secondary {
      border-color: rgba(255,250,240,.36);
      color: #fffaf0;
      background: rgba(255,250,240,.08);
    }
    .btn-secondary:hover { background: rgba(255,250,240,.18); border-color: #fffaf0; }
    .btn-light {
      color: var(--ink);
      background: var(--surface);
      border-color: var(--line);
    }
    .btn-light:hover { border-color: var(--brand); box-shadow: var(--shadow); }
    .btn svg { width: 17px; height: 17px; flex: 0 0 auto; }

    .hero-board {
      position: relative;
      padding: 22px;
      border: 1px solid rgba(255,250,240,.22);
      background: rgba(255,250,240,.07);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 18px 45px rgba(0,0,0,.18);
      backdrop-filter: blur(6px);
    }
    .board-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding-bottom: 15px;
      border-bottom: 1px solid rgba(255,250,240,.16);
    }
    .board-label { color: #f4c381; font-size: 13px; font-weight: 800; }
    .live-dot { display: inline-flex; align-items: center; gap: 7px; color: #d9e9df; font-size: 12px; }
    .live-dot i { width: 8px; height: 8px; display: inline-block; background: #58b49d; border-radius: 50%; box-shadow: 0 0 0 4px rgba(88,180,157,.14); }
    .entry-list { margin-top: 14px; }
    .entry-row {
      display: grid;
      grid-template-columns: 34px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px 0;
      border-bottom: 1px solid rgba(255,250,240,.12);
    }
    .entry-row:last-child { border-bottom: 0; }
    .entry-no { color: #f2b86d; font-size: 13px; font-weight: 800; }
    .entry-row b { display: block; color: #fffaf0; font-size: 15px; }
    .entry-row span { display: block; color: #cbbca9; font-size: 12px; margin-top: 1px; }
    .entry-status { color: #a7d4c8; font-size: 12px; white-space: nowrap; }
    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      margin-top: 15px;
      background: rgba(255,250,240,.14);
      border: 1px solid rgba(255,250,240,.14);
    }
    .metric { min-height: 76px; padding: 12px; background: rgba(36,27,21,.42); }
    .metric b { display: block; color: #f2b86d; font-size: 18px; line-height: 1.25; }
    .metric span { display: block; color: #cfc1af; font-size: 11px; margin-top: 4px; }

    .trust-strip { background: #efe3cf; border-block: 1px solid var(--line); }
    .trust-list { display: grid; grid-template-columns: repeat(4, 1fr); }
    .trust-item { min-height: 78px; padding: 15px 22px; display: flex; align-items: center; gap: 12px; border-right: 1px solid var(--line); }
    .trust-item:first-child { border-left: 1px solid var(--line); }
    .trust-dot { width: 10px; height: 10px; flex: 0 0 auto; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px rgba(36,124,104,.10); }
    .trust-item b { display: block; font-size: 14px; line-height: 1.3; }
    .trust-item span { display: block; color: var(--muted); font-size: 12px; line-height: 1.5; margin-top: 2px; }

    .section { padding: 88px 0; }
    .section-soft { background: rgba(255,250,240,.48); border-block: 1px solid rgba(217,199,170,.72); }
    .section-dark { background: var(--dark); color: #fffaf0; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 32px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--accent); font-size: 13px; font-weight: 800; }
    .eyebrow::before { content: ""; width: 21px; height: 2px; background: var(--brand); }
    .section-title { margin: 9px 0 0; font-size: clamp(27px, 2.8vw, 37px); line-height: 1.26; font-weight: 800; }
    .section-desc { max-width: 470px; margin: 0; color: var(--muted); font-size: 15px; }
    .section-dark .eyebrow { color: #8fd1bf; }
    .section-dark .section-desc { color: #d8cbbd; }

    .directory-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
    .directory-card {
      position: relative;
      min-height: 214px;
      padding: 24px;
      overflow: hidden;
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      transition: .24s ease;
    }
    .directory-card::after {
      content: "";
      position: absolute;
      right: -24px;
      bottom: -40px;
      width: 120px;
      height: 120px;
      border: 1px solid rgba(182,106,44,.25);
      transform: rotate(45deg);
    }
    .directory-card:hover { transform: translateY(-2px); border-color: var(--brand); box-shadow: 0 14px 30px rgba(31,27,22,.12); }
    .directory-card:hover .arrow-link { color: var(--brand); }
    .card-index { color: var(--brand); font-size: 13px; font-weight: 800; }
    .directory-card h3 { position: relative; z-index: 1; margin: 12px 0 8px; font-size: 22px; line-height: 1.35; font-weight: 800; }
    .directory-card p { position: relative; z-index: 1; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; max-width: 390px; }
    .card-footer { position: relative; z-index: 1; display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 21px; }
    .small-status { color: var(--accent); font-size: 12px; font-weight: 700; }
    .arrow-link { color: var(--ink); font-size: 14px; font-weight: 800; transition: color .2s ease; }

    .filter-row { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; margin-bottom: 23px; }
    .filter-btn {
      border: 1px solid var(--line);
      border-radius: 999px;
      background: transparent;
      color: var(--muted);
      padding: 8px 14px;
      font-size: 13px;
      line-height: 1.2;
      transition: .2s ease;
    }
    .filter-btn:hover, .filter-btn.active { color: #fffaf0; background: var(--dark); border-color: var(--dark); }
    .filter-btn.active::before { content: "●"; color: #82cfbb; font-size: 10px; margin-right: 7px; }

    .feature-list { display: grid; grid-template-columns: minmax(0, 1.44fr) minmax(280px, .56fr); gap: 18px; }
    .featured-main {
      border: 1px solid var(--line);
      background: var(--surface);
      box-shadow: var(--shadow);
    }
    .featured-row {
      display: grid;
      grid-template-columns: 72px minmax(0,1fr) auto;
      gap: 18px;
      padding: 22px;
      align-items: center;
      border-bottom: 1px solid var(--line);
      transition: background .2s ease;
    }
    .featured-row:last-child { border-bottom: 0; }
    .featured-row:hover { background: #fff4e1; }
    .rank { color: var(--brand); font-size: 25px; font-weight: 800; line-height: 1; }
    .featured-row h3 { margin: 0; font-size: 18px; line-height: 1.4; font-weight: 800; }
    .featured-row p { margin: 5px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
    .meta-line { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 10px; color: var(--muted); font-size: 12px; }
    .tag { display: inline-flex; align-items: center; min-height: 23px; padding: 2px 8px; border: 1px solid #b7d6cd; color: var(--accent); background: #edf7f3; border-radius: 999px; font-size: 11px; font-weight: 800; }
    .open-mini { white-space: nowrap; padding: 10px 13px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); border-radius: 6px; font-size: 13px; font-weight: 800; transition: .2s ease; }
    .open-mini:hover { border-color: var(--brand); color: #fffaf0; background: var(--brand); }
    .selection-note { padding: 24px; background: var(--dark); color: #fffaf0; }
    .selection-note h3 { margin: 9px 0 10px; font-size: 21px; line-height: 1.35; }
    .selection-note p { margin: 0; color: #d8cbbd; font-size: 14px; line-height: 1.8; }
    .reason-list { margin: 21px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,250,240,.16); }
    .reason-list li { padding: 12px 0; border-bottom: 1px solid rgba(255,250,240,.16); color: #e9decf; font-size: 13px; }
    .reason-list li::before { content: "✓"; margin-right: 9px; color: #7fc9b5; font-weight: 800; }

    .testimonial-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 36px; align-items: center; }
    .quote-large { margin: 0; font-size: clamp(25px, 3vw, 37px); line-height: 1.48; font-weight: 800; }
    .quote-large::before { content: "“"; color: var(--brand); font-size: 62px; vertical-align: -.27em; margin-right: 8px; }
    .quote-by { margin-top: 18px; color: var(--muted); font-size: 14px; }
    .review-stack { border-left: 1px solid var(--line); padding-left: 28px; }
    .review { padding: 18px 0; border-bottom: 1px solid var(--line); }
    .review:first-child { padding-top: 0; }
    .review:last-child { border-bottom: 0; padding-bottom: 0; }
    .review-top { display: flex; justify-content: space-between; gap: 12px; color: var(--brand); font-size: 13px; font-weight: 800; }
    .review p { margin: 7px 0 0; color: var(--muted); font-size: 14px; line-height: 1.78; }

    .news-layout { display: grid; grid-template-columns: minmax(0,1.18fr) minmax(300px,.82fr); gap: 22px; }
    .news-list { border-top: 2px solid var(--dark); }
    .news-item { display: grid; grid-template-columns: 106px minmax(0,1fr) 22px; gap: 18px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--line); transition: .2s ease; }
    .news-item:hover { padding-left: 8px; }
    .news-date { color: var(--brand); font-size: 13px; font-weight: 800; }
    .news-item h3 { margin: 0; font-size: 17px; line-height: 1.42; font-weight: 800; }
    .news-item p { margin: 5px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
    .news-arrow { color: var(--accent); font-size: 20px; }
    .related-panel { padding: 25px; background: #e8dcc8; border: 1px solid var(--line); }
    .related-panel h3 { margin: 8px 0 11px; font-size: 22px; line-height: 1.35; font-weight: 800; }
    .related-panel > p { color: var(--muted); font-size: 14px; margin: 0; }
    .related-links { margin-top: 18px; border-top: 1px solid #cdbb9b; }
    .related-link { display: flex; justify-content: space-between; gap: 15px; padding: 14px 0; border-bottom: 1px solid #cdbb9b; font-size: 14px; font-weight: 700; transition: .2s ease; }
    .related-link:hover { color: var(--brand); padding-left: 5px; }

    .ladder { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid rgba(255,250,240,.25); }
    .ladder-card { min-height: 268px; padding: 27px; border-right: 1px solid rgba(255,250,240,.25); background: rgba(255,250,240,.04); }
    .ladder-card:last-child { border-right: 0; }
    .ladder-card.featured { background: rgba(182,106,44,.27); }
    .ladder-num { color: #f3bd72; font-size: 13px; font-weight: 800; }
    .ladder-card h3 { margin: 11px 0 10px; font-size: 23px; line-height: 1.35; }
    .ladder-card p { margin: 0; color: #d7c9b9; font-size: 14px; line-height: 1.78; }
    .ladder-card a { display: inline-block; margin-top: 21px; color: #fffaf0; font-size: 14px; font-weight: 800; border-bottom: 1px solid #f3bd72; }

    .faq-list { border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); background: rgba(255,250,240,.35); }
    .faq-button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 4px; border: 0; background: transparent; color: var(--ink); text-align: left; font-size: 17px; font-weight: 800; }
    .faq-symbol { color: var(--brand); font-size: 24px; line-height: 1; transition: transform .2s ease; }
    .faq-answer { display: none; max-width: 890px; padding: 0 4px 21px; color: var(--muted); font-size: 14px; line-height: 1.9; }
    .faq-item.open { border-left: 3px solid var(--accent); padding-left: 15px; }
    .faq-item.open .faq-answer { display: block; }
    .faq-item.open .faq-symbol { transform: rotate(45deg); color: var(--accent); }

    .cta-zone { position: relative; overflow: hidden; padding: 76px 0; background: #dca85c; }
    .cta-zone::before {
      content: "";
      position: absolute;
      inset: 0;
      opacity: .32;
      background-image: linear-gradient(45deg, rgba(36,27,21,.21) 25%, transparent 25%, transparent 75%, rgba(36,27,21,.21) 75%);
      background-size: 24px 24px;
    }
    .cta-inner { position: relative; display: flex; justify-content: space-between; align-items: center; gap: 36px; }
    .cta-inner h2 { max-width: 650px; margin: 0; font-size: clamp(29px,3vw,42px); line-height: 1.28; font-weight: 800; }
    .cta-inner p { max-width: 670px; margin: 13px 0 0; color: #49321e; font-size: 15px; }
    .cta-buttons { display: flex; flex-wrap: wrap; gap: 10px; flex: 0 0 auto; }
    .cta-zone .btn-primary { background: var(--dark); }
    .cta-zone .btn-primary:hover { background: #0f0d0b; }
    .cta-zone .btn-light { background: transparent; border-color: rgba(36,27,21,.58); }

    .site-footer { background: var(--dark); color: #fffaf0; padding: 54px 0 86px; }
    .footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 38px; }
    .footer-brand { font-size: 22px; font-weight: 800; }
    .footer-copy { max-width: 385px; margin: 13px 0 0; color: #cfc0af; font-size: 14px; line-height: 1.8; }
    .footer-heading { margin: 3px 0 13px; color: #f3bd72; font-size: 13px; font-weight: 800; }
    .footer-link { display: block; width: max-content; max-width: 100%; margin: 7px 0; color: #ded0bf; font-size: 14px; transition: .2s ease; }
    .footer-link:hover { color: #fffaf0; transform: translateX(3px); }
    .footer-bottom { margin-top: 40px; padding-top: 17px; border-top: 1px solid rgba(255,250,240,.15); display: flex; justify-content: space-between; gap: 20px; color: #ab9b8a; font-size: 12px; }

    .bottom-cta {
      position: fixed;
      left: calc(var(--nav-width) + 18px);
      right: 18px;
      bottom: 15px;
      z-index: 60;
      max-width: 740px;
      margin-inline: auto;
      min-height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 15px;
      padding: 9px 10px 9px 18px;
      color: #fffaf0;
      background: rgba(36,27,21,.97);
      border: 1px solid rgba(255,250,240,.22);
      box-shadow: 0 15px 38px rgba(31,27,22,.27);
      backdrop-filter: blur(9px);
    }
    .bottom-cta b { display: block; font-size: 14px; }
    .bottom-cta span { display: block; color: #cbbca9; font-size: 11px; margin-top: 1px; }
    .bottom-actions { display: flex; align-items: center; gap: 8px; }
    .bottom-share { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgba(255,250,240,.28); color: #fffaf0; background: transparent; border-radius: 7px; transition: .2s ease; }
    .bottom-share:hover { border-color: #f3bd72; color: #f3bd72; }
    .bottom-share svg { width: 18px; height: 18px; }
    .bottom-cta .btn { min-height: 44px; padding: 0 16px; font-size: 13px; }

    @media (max-width: 1024px) {
      :root { --nav-width: 88px; }
      .container { width: min(100% - 38px, 1180px); }
      .side-nav { padding-inline: 7px; }
      .brand-mark { width: 64px; font-size: 12px; }
      .side-link { font-size: 11px; }
      .hero-grid { grid-template-columns: 1fr .8fr; gap: 28px; }
      .section { padding: 70px 0; }
      .featured-row { grid-template-columns: 48px minmax(0,1fr); }
      .featured-row .open-mini { grid-column: 2; width: max-content; }
      .testimonial-layout { gap: 26px; }
    }

    @media (max-width: 767px) {
      body { padding-left: 0; padding-bottom: 98px; }
      .side-nav { display: none; }
      .mobile-bar { display: block; }
      .mobile-inner { min-height: 62px; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
      .mobile-brand { color: #fffaf0; font-size: 16px; font-weight: 800; }
      .mobile-links { display: flex; align-items: center; gap: 12px; overflow-x: auto; }
      .mobile-links a { white-space: nowrap; color: #d8cbbd; font-size: 12px; font-weight: 700; }
      .mobile-links a.active { color: #f3bd72; }
      .container { width: min(100% - 30px, 680px); }
      .hero { min-height: auto; }
      .hero-grid { min-height: auto; grid-template-columns: 1fr; gap: 26px; padding: 49px 0 110px; }
      .hero h1 { font-size: 38px; }
      .hero-copy { font-size: 15px; }
      .hero-board { padding: 17px; }
      .trust-list { grid-template-columns: repeat(2, 1fr); }
      .trust-item:nth-child(n) { border-left: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
      .trust-item:nth-child(even) { border-right: 0; }
      .trust-item:nth-last-child(-n+2) { border-bottom: 0; }
      .section-head { display: block; margin-bottom: 25px; }
      .section-desc { margin-top: 14px; }
      .directory-grid, .feature-list, .testimonial-layout, .news-layout, .footer-grid { grid-template-columns: 1fr; }
      .directory-card { min-height: 190px; }
      .selection-note { min-height: auto; }
      .review-stack { border-left: 0; border-top: 1px solid var(--line); padding: 23px 0 0; }
      .ladder { grid-template-columns: 1fr; }
      .ladder-card { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(255,250,240,.25); }
      .ladder-card:last-child { border-bottom: 0; }
      .cta-inner { display: block; }
      .cta-buttons { margin-top: 25px; }
      .footer-bottom { display: block; }
      .footer-bottom span { display: block; margin-top: 4px; }
      .bottom-cta { left: 10px; right: 10px; bottom: 9px; max-width: none; }
    }

    @media (max-width: 520px) {
      .container { width: min(100% - 24px, 480px); }
      .mobile-inner { min-height: 58px; }
      .mobile-brand { font-size: 14px; }
      .mobile-links { gap: 9px; }
      .mobile-links a { font-size: 11px; }
      .hero-grid { padding-top: 40px; }
      .hero h1 { font-size: 34px; }
      .hero-actions .btn { width: 100%; }
      .hero-board { padding: 14px; }
      .entry-row { grid-template-columns: 28px minmax(0,1fr); gap: 8px; }
      .entry-status { display: none; }
      .hero-metrics { grid-template-columns: 1fr 1fr 1fr; }
      .metric { padding: 9px; }
      .metric b { font-size: 15px; }
      .metric span { font-size: 10px; }
      .trust-item { padding: 13px 10px; }
      .trust-item b { font-size: 12px; }
      .trust-item span { font-size: 11px; }
      .section { padding: 57px 0; }
      .section-title { font-size: 28px; }
      .featured-row { grid-template-columns: 38px minmax(0,1fr); gap: 12px; padding: 17px 14px; }
      .rank { font-size: 20px; }
      .featured-row h3 { font-size: 16px; }
      .news-item { grid-template-columns: 78px minmax(0,1fr) 15px; gap: 9px; }
      .news-date { font-size: 11px; }
      .news-item h3 { font-size: 15px; }
      .news-item p { font-size: 12px; }
      .faq-button { font-size: 15px; padding-block: 17px; }
      .bottom-cta { padding-left: 12px; gap: 8px; }
      .bottom-cta b { font-size: 12px; }
      .bottom-cta span { display: none; }
      .bottom-share { width: 40px; height: 40px; }
      .bottom-cta .btn { min-height: 40px; padding: 0 11px; font-size: 12px; }
    }

/* roulang page: category2 */
:root{
      --bg:#f7f1e6;--surface:#fffaf0;--ink:#1f1b16;--muted:#6f665a;--brand:#b66a2c;--brand-dark:#8d4d1f;--accent:#247c68;--line:#d9c7aa;--dark:#241b15;--radius:8px;--shadow:0 10px 24px rgba(31,27,22,.08);--shadow-strong:0 18px 44px rgba(31,27,22,.16)
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;background:var(--bg);color:var(--ink);line-height:1.75;font-size:16px;padding-bottom:96px;background-image:radial-gradient(circle at 16% 12%,rgba(182,106,44,.10),transparent 28%),radial-gradient(circle at 82% 6%,rgba(36,124,104,.10),transparent 30%),linear-gradient(90deg,rgba(217,199,170,.18) 1px,transparent 1px);background-size:auto,auto,34px 34px}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.main-shell{padding-left:108px}.mobile-bar{position:relative;z-index:40}.mobile-inner{display:block}.mobile-brand,.mobile-links{display:none}.side-nav{position:fixed;left:16px;top:16px;bottom:16px;width:92px;background:var(--dark);color:#f8ead6;border:1px solid rgba(255,250,240,.16);border-radius:10px;box-shadow:var(--shadow-strong);display:flex;flex-direction:column;align-items:stretch;padding:12px 10px;z-index:50}.side-nav-logo{display:flex;flex-direction:column;gap:4px;align-items:center;justify-content:center;min-height:94px;border:1px solid rgba(217,199,170,.24);border-radius:8px;background:rgba(255,250,240,.06);text-align:center}.logo-main{font-weight:800;font-size:15px;line-height:1.25}.logo-sub{font-size:10px;color:#cdbb9d}.side-nav-links{list-style:none;padding:12px 0;margin:0;display:flex;flex-direction:column;gap:10px}.side-nav-link{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:66px;border:1px solid rgba(217,199,170,.18);border-radius:8px;color:#efe2cc;font-size:13px;line-height:1.25;background:rgba(255,250,240,.04);transition:.22s ease}.side-nav-link:hover,.side-nav-link:focus{transform:translateY(-2px);border-color:rgba(182,106,44,.85);background:rgba(182,106,44,.16);outline:none}.side-nav-link.active{background:var(--brand);border-color:#e0a06b;color:#fff}.nav-icon{width:16px;height:16px;display:grid;place-items:center;color:var(--accent);font-size:24px;line-height:0}.side-nav-link.active .nav-icon{color:#fff}.side-nav-footer{margin-top:auto;text-align:center;font-size:10px;color:#cdbb9d;border-top:1px solid rgba(217,199,170,.18);padding-top:10px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:rgba(255,250,240,.78);color:var(--brand-dark);font-weight:700;font-size:13px}.dot{width:8px;height:8px;border-radius:999px;background:var(--accent);box-shadow:0 0 0 4px rgba(36,124,104,.12)}.hero{padding:36px 0 30px}.hero-panel{position:relative;overflow:hidden;border-radius:12px;border:1px solid var(--line);background:linear-gradient(135deg,#fffaf0 0%,#f3e3c9 58%,#efe0ca 100%);box-shadow:var(--shadow-strong)}.hero-panel:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(36,124,104,.08) 1px,transparent 1px),linear-gradient(0deg,rgba(36,124,104,.06) 1px,transparent 1px);background-size:28px 28px;mask-image:linear-gradient(90deg,transparent,black 18%,black 78%,transparent);pointer-events:none}.hero-content{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:24px;padding:34px}.hero h1{font-size:48px;line-height:1.12;margin:16px 0 14px;font-weight:900;color:var(--ink)}.hero p{color:var(--muted);font-size:17px;max-width:680px}.count-card{background:var(--dark);color:#fff7e8;border-radius:10px;padding:24px;border:1px solid rgba(255,250,240,.18);box-shadow:var(--shadow)}.count-ring{width:168px;height:168px;border-radius:50%;margin:4px auto 18px;display:grid;place-items:center;background:conic-gradient(var(--brand) 0 72%,rgba(255,250,240,.16) 72% 100%);position:relative}.count-ring:after{content:"";position:absolute;inset:13px;border-radius:50%;background:var(--dark);border:1px solid rgba(255,250,240,.16)}.count-ring span{position:relative;z-index:1;text-align:center;font-weight:900;font-size:34px;line-height:1.1}.count-ring small{display:block;font-size:12px;color:#decdb1}.points{display:grid;gap:10px;margin:18px 0}.point{display:flex;align-items:center;gap:10px;color:#eadcc7;font-size:14px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 22px;border-radius:8px;border:1px solid transparent;font-weight:800;transition:.22s ease}.btn-primary{background:var(--brand);color:white;box-shadow:0 12px 22px rgba(182,106,44,.24)}.btn-primary:hover,.btn-primary:focus{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 16px 28px rgba(182,106,44,.32);outline:none}.btn-secondary{background:rgba(255,250,240,.72);border-color:var(--line);color:var(--ink)}.btn-secondary:hover,.btn-secondary:focus{border-color:var(--accent);transform:translateY(-2px);outline:none}.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}.trust-item{background:rgba(255,250,240,.82);border:1px solid var(--line);border-radius:8px;padding:12px 14px;display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}.section{padding:34px 0}.section-head{display:grid;grid-template-columns:.78fr 1fr;gap:22px;align-items:end;margin-bottom:20px}.section-kicker{color:var(--accent);font-weight:800;font-size:14px}.section-title{font-size:32px;line-height:1.2;font-weight:900;margin:6px 0;color:var(--ink)}.section-desc{color:var(--muted);margin:0}.index-board{border:1px solid var(--line);border-radius:12px;background:rgba(255,250,240,.72);box-shadow:var(--shadow);padding:18px}.index-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.index-pill{min-height:76px;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:12px;transition:.22s ease}.index-pill:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}.index-pill strong{display:block;font-size:17px}.index-pill span{display:block;color:var(--muted);font-size:13px;margin-top:4px}.group-list{display:grid;gap:16px}.group-card{display:grid;grid-template-columns:180px 1fr auto;gap:18px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px;box-shadow:var(--shadow);transition:.22s ease}.group-card:hover{transform:translateY(-2px);border-color:var(--accent)}.rank{font-size:13px;color:var(--muted)}.rank strong{display:block;color:var(--brand);font-size:34px;line-height:1}.group-card h3{margin:0 0 6px;font-size:22px;font-weight:900}.group-card p{margin:0;color:var(--muted)}.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.tag{display:inline-flex;align-items:center;height:28px;padding:0 10px;border-radius:999px;border:1px solid var(--line);background:#fff5e5;color:var(--muted);font-size:13px}.tag.hot{color:var(--brand-dark);border-color:rgba(182,106,44,.45);background:rgba(182,106,44,.10)}.side-summary{position:sticky;top:24px;background:var(--dark);color:#fff2df;border-radius:10px;border:1px solid rgba(255,250,240,.16);padding:20px;box-shadow:var(--shadow)}.summary-row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid rgba(217,199,170,.18);padding:11px 0;color:#dfcfb5}.summary-row strong{color:#fff}.content-grid{display:grid;grid-template-columns:1fr 310px;gap:20px;align-items:start}.related-track{display:flex;gap:14px;overflow-x:auto;padding:4px 2px 14px;scroll-snap-type:x mandatory}.related-card{min-width:310px;scroll-snap-align:start;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:18px;box-shadow:var(--shadow)}.related-card h3{font-size:20px;font-weight:900;margin:0 0 8px}.related-card p{color:var(--muted);margin:0 0 14px}.faq-wrap{display:grid;gap:10px}.faq-item{border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.faq-item summary{list-style:none;padding:16px 18px;font-weight:900;cursor:pointer;display:flex;justify-content:space-between;gap:16px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--brand);font-size:22px;line-height:1}.faq-item[open]{border-color:var(--accent)}.faq-item[open] summary:after{content:"–"}.faq-item p{margin:0;padding:0 18px 18px;color:var(--muted)}.cta-panel{position:relative;overflow:hidden;border-radius:12px;background:var(--dark);color:#fff4df;border:1px solid rgba(255,250,240,.18);padding:28px;box-shadow:var(--shadow-strong)}.cta-panel:after{content:"";position:absolute;right:-80px;top:-80px;width:220px;height:220px;border-radius:50%;background:rgba(182,106,44,.22)}.cta-panel h2{font-size:30px;font-weight:900;margin:0 0 8px}.cta-panel p{color:#dfcfb5;margin:0}.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.site-footer{background:var(--dark);color:#f4e6cf;margin-top:34px;padding:42px 0 24px}.footer-grid{display:grid;grid-template-columns:1.2fr .7fr .7fr;gap:28px}.footer-brand{font-size:22px;font-weight:900;color:#fff}.footer-copy{color:#d6c5a9;margin:12px 0 0;max-width:430px}.footer-heading{font-size:16px;margin:0 0 10px;color:#fff}.footer-link{display:block;color:#d6c5a9;margin:8px 0;transition:.2s}.footer-link:hover{color:#fff;transform:translateX(2px)}.footer-bottom{border-top:1px solid rgba(217,199,170,.18);margin-top:24px;padding-top:16px;display:flex;justify-content:space-between;gap:16px;color:#c7b596;font-size:13px}.fixed-cta{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);width:min(720px,calc(100% - 32px));height:68px;background:rgba(36,27,21,.96);border:1px solid rgba(217,199,170,.24);border-radius:12px;box-shadow:0 18px 46px rgba(0,0,0,.26);display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 12px 10px 18px;z-index:80;color:#fff4df}.fixed-cta strong{font-size:15px}.fixed-cta span{color:#cdbb9d;font-size:12px}.fixed-small{width:48px;height:48px;border-radius:8px;border:1px solid rgba(217,199,170,.3);background:rgba(255,250,240,.08);color:#fff;transition:.2s}.fixed-small:hover{background:rgba(36,124,104,.28)}@media (max-width:1024px){body{padding-top:72px}.main-shell{padding-left:0}.side-nav{display:none}.mobile-bar{position:fixed;left:0;right:0;top:0;background:rgba(36,27,21,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(217,199,170,.2)}.mobile-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:14px}.mobile-brand{display:block;color:#fff;font-weight:900}.mobile-links{display:flex;gap:8px;overflow-x:auto}.mobile-links a{white-space:nowrap;color:#eadcc7;border:1px solid rgba(217,199,170,.2);border-radius:999px;padding:7px 11px;font-size:13px}.mobile-links a.active{background:var(--brand);color:#fff;border-color:var(--brand)}.hero-content{grid-template-columns:1fr}.hero h1{font-size:40px}.trust-strip{grid-template-columns:repeat(2,1fr)}.section-head{grid-template-columns:1fr}.index-grid{grid-template-columns:repeat(3,1fr)}.content-grid{grid-template-columns:1fr}.side-summary{position:relative;top:0}.group-card{grid-template-columns:140px 1fr}}@media (max-width:768px){.container{width:min(100% - 28px,1180px)}.hero{padding-top:22px}.hero-content{padding:22px}.hero h1{font-size:34px}.hero p{font-size:15px}.count-ring{width:136px;height:136px}.trust-strip,.index-grid{grid-template-columns:1fr}.section{padding:26px 0}.section-title{font-size:27px}.group-card{grid-template-columns:1fr;gap:10px}.group-card .btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.fixed-cta{height:72px;bottom:10px}.fixed-cta .btn{height:48px;padding:0 14px}.fixed-cta span{display:none}}@media (max-width:520px){.mobile-inner{width:calc(100% - 20px)}.mobile-links a{font-size:12px;padding:6px 9px}.hero-actions,.cta-actions{flex-direction:column}.btn{width:100%}.related-card{min-width:86vw}.fixed-cta strong{font-size:13px}.fixed-small{display:none}}

/* roulang page: category1 */
:root{
      --bg:#f7f1e6;--surface:#fffaf0;--ink:#1f1b16;--muted:#6f665a;--brand:#b66a2c;--brand-dark:#8f4e1d;--accent:#247c68;--line:#d9c7aa;--dark:#241b15;--soft:#efe2cb;--shadow:0 10px 24px rgba(31,27,22,.08);--radius:8px;
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;background:radial-gradient(circle at 25% 0,rgba(182,106,44,.12),transparent 30%),linear-gradient(135deg,#f7f1e6 0%,#f3eadb 46%,#fbf4e8 100%);color:var(--ink);line-height:1.75;padding-bottom:96px}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.page-shell{padding-left:108px}.section{padding:54px 0}.section-tight{padding:36px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(36,124,104,.28);background:rgba(36,124,104,.08);color:var(--accent);padding:7px 12px;border-radius:999px;font-size:13px;font-weight:700}.eyebrow:before,.status-dot{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(36,124,104,.12)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:0 20px;border-radius:var(--radius);font-weight:800;border:1px solid transparent;transition:.22s ease;white-space:nowrap}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 22px rgba(182,106,44,.22)}.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 15px 28px rgba(182,106,44,.28)}.btn-secondary{background:rgba(255,250,240,.8);border-color:var(--line);color:var(--ink)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(36,124,104,.28);outline-offset:3px}.mobile-bar{position:relative;z-index:30}.mobile-inner{display:none}.side-nav{position:fixed;left:16px;top:16px;bottom:16px;width:92px;background:var(--dark);border:1px solid rgba(217,199,170,.18);border-radius:14px;padding:14px 10px;display:flex;flex-direction:column;align-items:center;box-shadow:0 18px 42px rgba(31,27,22,.22)}.side-nav-logo{display:flex;flex-direction:column;align-items:center;gap:6px;width:100%;padding:8px 5px 14px;border-bottom:1px solid rgba(217,199,170,.18)}.logo-main{writing-mode:vertical-rl;letter-spacing:.08em;color:#fffaf0;font-weight:900;font-size:15px;line-height:1.15}.logo-sub{font-size:11px;color:#cdbb9d}.side-nav-links{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:10px;width:100%}.side-nav-link{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:72px;border:1px solid rgba(217,199,170,.2);border-radius:10px;color:#e9ddc9;font-size:13px;font-weight:800;background:rgba(255,250,240,.03);transition:.2s ease}.side-nav-link:hover{border-color:rgba(182,106,44,.75);background:rgba(182,106,44,.12);transform:translateY(-2px)}.side-nav-link.active{background:linear-gradient(180deg,rgba(182,106,44,.28),rgba(36,124,104,.13));border-color:var(--brand);color:#fff}.nav-icon{color:var(--accent);font-size:22px;line-height:1}.side-nav-footer{margin-top:auto;font-size:11px;color:#bcae96;writing-mode:vertical-rl;letter-spacing:.08em}.mobile-links{display:none}.hero-panel{position:relative;overflow:hidden;border-radius:14px;background:linear-gradient(145deg,#241b15 0%,#30231b 62%,#1f1b16 100%);color:#fffaf0;border:1px solid rgba(217,199,170,.25);box-shadow:0 24px 55px rgba(31,27,22,.2)}.hero-panel:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,250,240,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,250,240,.04) 1px,transparent 1px);background-size:32px 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