/* roulang page: index */
:root {
      --ink: #151619;
      --ink-soft: #202126;
      --panel: #27282b;
      --panel-light: #303136;
      --paper: #f4efe7;
      --muted: #a9aaa7;
      --line: rgba(244,239,231,.16);
      --red: #c94a43;
      --red-dark: #a63d38;
      --gold: #d4a45a;
      --teal: #8fa2a5;
      --white: #fffdf8;
      --radius: 7px;
      --shadow: 0 18px 45px rgba(0,0,0,.25);
      --max: 1220px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      background: var(--ink);
      color: var(--paper);
      font-family: "Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size: 16px;
      line-height: 1.7;
      letter-spacing: 0;
    }
    a { color: inherit; text-decoration: none; transition: color .2s, background .2s, border-color .2s, transform .2s; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    :focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
    .container { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
    .site-header {
      position: sticky; top: 0; z-index: 20;
      background: rgba(21,22,25,.96);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(12px);
    }
    .topbar { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; gap: 12px; font-size: 19px; font-weight: 800; white-space: nowrap; }
    .brand-mark { width: 35px; height: 35px; display: grid; place-items: center; background: var(--red); color: var(--white); border-radius: 5px; font-weight: 900; }
    .brand:hover { color: var(--gold); }
    .main-nav { display: flex; align-items: center; gap: 5px; }
    .main-nav a { padding: 8px 14px; color: var(--muted); font-size: 14px; border-bottom: 2px solid transparent; }
    .main-nav a:hover, .main-nav a.active { color: var(--white); border-color: var(--red); }
    .header-actions { display: flex; align-items: center; gap: 9px; }
    .search-link, .menu-toggle { color: var(--paper); border: 1px solid var(--line); background: transparent; width: 40px; height: 40px; border-radius: 5px; display: grid; place-items: center; }
    .search-link:hover, .menu-toggle:hover { border-color: var(--gold); color: var(--gold); }
    .menu-toggle { display: none; }
    .btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 46px; padding: 0 20px; border: 1px solid transparent; border-radius: 5px; font-weight: 700; font-size: 14px; }
    .btn-primary { background: var(--red); color: var(--white); }
    .btn-primary:hover { background: var(--red-dark); color: var(--white); transform: translateY(-2px); }
    .btn-outline { background: transparent; border-color: rgba(244,239,231,.35); color: var(--paper); }
    .btn-outline:hover { border-color: var(--gold); color: var(--gold); }
    .hero {
      min-height: 670px; position: relative; display: flex; align-items: flex-end; overflow: hidden;
      background: #17181a url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1900&q=88") center/cover no-repeat;
    }
    .hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,14,16,.92) 0%, rgba(13,14,16,.64) 48%, rgba(13,14,16,.2) 100%); }
    .hero::after { content: ""; position: absolute; inset: auto 0 0; height: 180px; background: linear-gradient(transparent, var(--ink)); }
    .hero-content { position: relative; z-index: 1; width: min(var(--max), calc(100% - 48px)); margin: 0 auto; padding: 100px 0 100px; }
    .eyebrow, .section-kicker { color: var(--gold); text-transform: uppercase; font-size: 12px; font-weight: 800; letter-spacing: 1px; }
    .hero h1 { max-width: 700px; margin: 12px 0 20px; color: var(--white); font-size: clamp(42px, 6vw, 76px); line-height: 1.12; font-weight: 900; }
    .hero-copy { max-width: 650px; color: #dedbd4; font-size: 18px; margin-bottom: 28px; }
    .hero-buttons { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 42px; color: var(--muted); font-size: 13px; }
    .hero-meta strong { display: block; color: var(--white); font-size: 25px; line-height: 1.2; }
    .section { padding: 104px 0; }
    .section-dark { background: var(--ink-soft); }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 38px; }
    .section-head h2 { margin: 7px 0 0; color: var(--white); font-size: 35px; line-height: 1.25; }
    .section-head p { max-width: 540px; margin: 0; color: var(--muted); }
    .rail-wrap { overflow: hidden; }
    .content-rail { display: flex; align-items: stretch; gap: 16px; overflow-x: auto; padding: 8px 0 20px; scrollbar-color: var(--red) var(--panel); }
    .content-card { position: relative; flex: 0 0 250px; aspect-ratio: 4/5; overflow: hidden; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); }
    .content-card.featured { flex-basis: 400px; aspect-ratio: 16/10; }
    .content-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s; }
    .content-card::after { content: ""; position: absolute; inset: 30% 0 0; background: linear-gradient(transparent, rgba(10,10,11,.94)); }
    .content-card:hover img { transform: scale(1.05); }
    .card-info { position: absolute; z-index: 1; inset: auto 18px 16px; }
    .tag { display: inline-flex; padding: 3px 8px; color: var(--paper); background: rgba(201,74,67,.9); border-radius: 3px; font-size: 11px; line-height: 1.5; }
    .card-info h3 { margin: 9px 0 3px; color: var(--white); font-size: 20px; line-height: 1.3; }
    .card-info p { margin: 0; color: #c9c7c2; font-size: 12px; }
    .rail-arrow { color: var(--gold); font-size: 14px; font-weight: 700; }
    .feature-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; }
    .feature-large { min-height: 390px; position: relative; overflow: hidden; border-left: 4px solid var(--red); background: var(--panel) url("https://images.unsplash.com/photo-1517604931442-7e0c8ed2963c?auto=format&fit=crop&w=1100&q=85") center/cover; }
    .feature-large::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(16,16,18,.92), rgba(16,16,18,.12)); }
    .feature-large .feature-text { position: relative; max-width: 470px; padding: 50px 42px; }
    .feature-large h3 { margin: 12px 0; font-size: 34px; line-height: 1.25; }
    .feature-large p { color: #d2d0ca; }
    .mini-list { display: grid; gap: 12px; }
    .mini-item { display: grid; grid-template-columns: 86px 1fr; gap: 15px; min-height: 116px; padding: 12px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
    .mini-item img { width: 86px; height: 92px; object-fit: cover; border-radius: 4px; }
    .mini-item h4 { margin: 5px 0; color: var(--white); font-size: 16px; }
    .mini-item p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
    .index-band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 28px 0; }
    .index-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
    .index-number { color: var(--red); font-size: 38px; font-weight: 900; line-height: 1; }
    .index-item { padding-right: 20px; border-right: 1px solid var(--line); }
    .index-item:last-child { border: 0; }
    .index-item h3 { margin: 10px 0 3px; color: var(--white); font-size: 16px; }
    .index-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .topic-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
    .topic-card { min-height: 190px; padding: 26px; background: var(--panel); border-top: 2px solid var(--gold); transition: transform .2s, background .2s; }
    .topic-card:nth-child(2) { border-color: var(--red); transform: translateY(24px); }
    .topic-card:hover { background: var(--panel-light); transform: translateY(-3px); }
    .topic-card:nth-child(2):hover { transform: translateY(20px); }
    .topic-card h3 { margin: 15px 0 8px; color: var(--white); font-size: 21px; }
    .topic-card p { margin: 0 0 18px; color: var(--muted); font-size: 14px; }
    .topic-card a { color: var(--gold); font-size: 13px; font-weight: 700; }
    .news-layout { display: grid; grid-template-columns: 1.35fr .65fr; gap: 50px; }
    .news-list { margin: 0; list-style: none; }
    .news-list li { display: flex; justify-content: space-between; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
    .news-list a { color: var(--paper); font-weight: 650; }
    .news-list a:hover { color: var(--gold); }
    .news-list span { flex: 0 0 auto; color: var(--muted); font-size: 12px; }
    .side-note { padding: 26px; background: var(--red); color: var(--white); }
    .side-note h3 { margin: 0 0 10px; font-size: 23px; }
    .side-note p { margin: 0 0 22px; color: #f7dcd8; font-size: 14px; }
    .side-note .btn { border-color: rgba(255,255,255,.5); }
    .compare { overflow-x: auto; border-top: 2px solid var(--gold); }
    .compare table { width: 100%; min-width: 680px; border-collapse: collapse; background: var(--panel); }
    .compare th, .compare td { padding: 19px 22px; text-align: left; border-bottom: 1px solid var(--line); }
    .compare th { color: var(--gold); font-size: 14px; }
    .compare td { color: #d9d6d0; font-size: 14px; }
    .compare .recommended { background: rgba(201,74,67,.14); }
    .compare strong { color: var(--white); font-size: 22px; }
    .faq-list { max-width: 880px; margin: 0 auto; }
    .accordion { margin: 0; background: transparent; }
    .accordion-item { margin-bottom: 10px; border: 1px solid var(--line); background: var(--panel); }
    .accordion-title { padding: 20px 24px; color: var(--white); border: 0; font-size: 16px; font-weight: 700; }
    .accordion-title:hover, .accordion-title:focus { color: var(--gold); background: var(--panel-light); }
    .accordion-content { border: 0; background: #2b2c30; color: var(--muted); font-size: 14px; }
    .final-cta { padding: 78px 0; background: var(--red); }
    .cta-row { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
    .final-cta h2 { margin: 0 0 8px; color: var(--white); font-size: 36px; }
    .final-cta p { margin: 0; color: #f8d9d5; }
    .final-cta .btn { background: var(--white); color: var(--ink); }
    .final-cta .btn:hover { background: var(--gold); }
    .site-footer { padding: 58px 0 25px; background: #101113; }
    .footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 36px; padding-bottom: 42px; }
    .footer-brand p { max-width: 290px; color: var(--muted); font-size: 13px; }
    .footer-col h3 { margin: 0 0 15px; color: var(--white); font-size: 14px; }
    .footer-col a { display: block; margin: 8px 0; color: var(--muted); font-size: 13px; }
    .footer-col a:hover { color: var(--gold); }
    .copyright { padding-top: 20px; border-top: 1px solid var(--line); color: #777a79; font-size: 12px; display: flex; justify-content: space-between; gap: 15px; }
    .floating-cta { position: fixed; right: 24px; bottom: 24px; z-index: 15; box-shadow: var(--shadow); }
    @media (max-width: 900px) {
      .main-nav { display: none; }
      .menu-toggle { display: grid; }
      .header-actions .btn { display: none; }
      .feature-grid, .news-layout { grid-template-columns: 1fr; }
      .index-grid { grid-template-columns: repeat(2,1fr); }
      .index-item:nth-child(2) { border: 0; }
      .topic-grid { grid-template-columns: 1fr 1fr; }
      .topic-card:nth-child(2) { transform: none; }
      .topic-card:nth-child(2):hover { transform: translateY(-3px); }
    }
    @media (max-width: 560px) {
      .container, .hero-content { width: min(100% - 32px, var(--max)); }
      .topbar { min-height: 62px; gap: 10px; }
      .brand { font-size: 15px; gap: 8px; }
      .brand-mark { width: 30px; height: 30px; font-size: 13px; }
      .hero { min-height: 650px; background-position: 60% center; }
      .hero::before { background: linear-gradient(90deg, rgba(13,14,16,.94), rgba(13,14,16,.55)); }
      .hero-content { padding: 85px 0 78px; }
      .hero h1 { font-size: 43px; }
      .hero-copy { font-size: 16px; }
      .hero-meta { gap: 15px; margin-top: 30px; }
      .section { padding: 70px 0; }
      .section-head { display: block; margin-bottom: 25px; }
      .section-head h2 { font-size: 28px; }
      .section-head p { margin-top: 12px; }
      .content-card { flex-basis: 220px; }
      .content-card.featured { flex-basis: 310px; }
      .feature-large .feature-text { padding: 35px 25px; }
      .feature-large h3 { font-size: 27px; }
      .index-grid, .topic-grid { grid-template-columns: 1fr; }
      .index-item { border-right: 0; border-bottom: 1px solid var(--line); padding: 0 0 18px; }
      .topic-card:nth-child(2) { transform: none; }
      .news-list li { display: block; }
      .news-list span { display: block; margin-top: 5px; }
      .cta-row { display: block; }
      .final-cta h2 { font-size: 29px; }
      .final-cta .btn { margin-top: 22px; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px 18px; }
      .footer-brand { grid-column: 1 / -1; }
      .copyright { display: block; }
      .copyright span { display: block; margin-top: 7px; }
      .floating-cta { right: 16px; bottom: 16px; left: 16px; width: calc(100% - 32px); }
    }

/* roulang page: category1 */
:root {
      --bg: #151619;
      --bg-soft: #202126;
      --bg-panel: #24262b;
      --text: #f4efe7;
      --muted: #b9b7af;
      --weak: #8fa2a5;
      --line: rgba(244, 239, 231, .14);
      --red: #c94a43;
      --red-dark: #a83832;
      --gold: #d4a45a;
      --cyan: #8fa2a5;
      --white: #ffffff;
      --shadow: 0 18px 50px rgba(0, 0, 0, .28);
      --radius: 8px;
      --radius-sm: 5px;
      --container: 1240px;
      --section: 76px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font);
      font-size: 16px;
      line-height: 1.75;
      letter-spacing: 0;
      color: var(--text);
      background: var(--bg);
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
    a:hover, a:focus { color: var(--gold); }
    img { display: block; max-width: 100%; height: auto; }
    button, input, select { font-family: inherit; }
    button { cursor: pointer; }
    :focus-visible { outline: 3px solid rgba(212, 164, 90, .45); outline-offset: 3px; }
    .container, .grid-container { max-width: var(--container); margin: 0 auto; padding-left: 22px; padding-right: 22px; }
    .section { padding: var(--section) 0; }
    .section.alt { background: var(--bg-soft); }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--gold);
      font-weight: 700;
      font-size: 13px;
      border-left: 3px solid var(--red);
      padding-left: 10px;
      line-height: 1.2;
    }
    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
      gap: 28px;
      align-items: end;
      margin-bottom: 30px;
    }
    .section-head h2, .hero h1, .panel-title {
      margin: 0;
      font-weight: 900;
      line-height: 1.18;
      letter-spacing: 0;
    }
    .section-head h2 { font-size: 34px; margin-top: 10px; }
    .section-head p { margin: 0; color: var(--muted); }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(21, 22, 25, .94);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(12px);
    }
    .topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 68px;
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      color: var(--text);
      min-width: 0;
    }
    .brand-mark {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: var(--radius-sm);
      background: var(--red);
      color: var(--white);
      box-shadow: inset 0 -3px 0 rgba(0,0,0,.18);
      flex: 0 0 auto;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .quick-search {
      position: relative;
      width: 260px;
    }
    .quick-search input {
      width: 100%;
      height: 40px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: #101114;
      color: var(--text);
      padding: 0 42px 0 14px;
      box-shadow: none;
      margin: 0;
    }
    .quick-search input::placeholder { color: var(--weak); }
    .quick-search i {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--gold);
      pointer-events: none;
    }
    .nav-row {
      border-top: 1px solid rgba(244,239,231,.08);
      min-height: 44px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .main-nav::-webkit-scrollbar { display: none; }
    .main-nav a {
      position: relative;
      white-space: nowrap;
      color: var(--muted);
      font-weight: 700;
      padding: 12px 14px 13px;
      border-bottom: 3px solid transparent;
    }
    .main-nav a:hover { color: var(--text); background: rgba(255,255,255,.04); }
    .main-nav a.active {
      color: var(--text);
      border-bottom-color: var(--red);
    }
    .trend-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--weak);
      font-size: 14px;
      white-space: nowrap;
    }
    .menu-toggle {
      display: none;
      width: 42px;
      height: 40px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: #101114;
      color: var(--text);
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 10px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      font-weight: 800;
      line-height: 1.2;
      color: var(--text);
      transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .btn:hover { transform: translateY(-1px); color: var(--white); }
    .btn-primary { background: var(--red); box-shadow: 0 10px 26px rgba(201,74,67,.24); }
    .btn-primary:hover { background: var(--red-dark); }
    .btn-outline { border-color: var(--line); background: rgba(255,255,255,.04); }
    .btn-outline:hover { border-color: var(--gold); background: rgba(212,164,90,.08); }
    .btn-gold { background: var(--gold); color: #151619; }
    .btn-gold:hover { background: #e0b46c; color: #151619; }
    .hero {
      position: relative;
      min-height: 620px;
      display: flex;
      align-items: center;
      background:
        linear-gradient(90deg, rgba(21,22,25,.96) 0%, rgba(21,22,25,.78) 46%, rgba(21,22,25,.36) 100%),
        url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1800&q=82") center/cover no-repeat;
      border-bottom: 1px solid var(--line);
    }
    .hero::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 92px;
      background: linear-gradient(0deg, var(--bg), transparent);
      pointer-events: none;
    }
    .hero-inner {
      position: relative;
      z-index: 1;
      width: 100%;
      padding: 70px 0 92px;
    }
    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 0 0 18px;
      padding: 0;
      list-style: none;
      color: var(--muted);
      font-size: 14px;
    }
    .breadcrumb a { color: var(--gold); }
    .breadcrumb li:not(:last-child)::after {
      content: "/";
      color: var(--weak);
      margin-left: 8px;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .7fr);
      gap: 36px;
      align-items: center;
    }
    .hero h1 {
      max-width: 820px;
      font-size: 48px;
      color: var(--text);
      text-wrap: balance;
    }
    .hero-lead {
      max-width: 690px;
      margin: 18px 0 26px;
      color: var(--muted);
      font-size: 18px;
    }
    .hero-form {
      border: 1px solid var(--line);
      background: rgba(16,17,20,.88);
      padding: 18px;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }
    .hero-form h2 {
      font-size: 20px;
      margin: 0 0 6px;
      font-weight: 900;
    }
    .hero-form p { margin: 0 0 16px; color: var(--muted); font-size: 14px; }
    .search-panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 148px;
      gap: 10px;
      align-items: end;
    }
    .field label, .filter-field label {
      display: block;
      margin-bottom: 6px;
      font-size: 13px;
      font-weight: 800;
      color: var(--gold);
    }
    .field input, .field select, .filter-field input, .filter-field select {
      width: 100%;
      min-height: 44px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: #101114;
      color: var(--text);
      padding: 9px 12px;
      margin: 0;
    }
    .field input::placeholder, .filter-field input::placeholder { color: var(--weak); }
    .field input:focus, .field select:focus, .filter-field input:focus, .filter-field select:focus {
      border-color: var(--gold);
      background: #121317;
      box-shadow: 0 0 0 3px rgba(212,164,90,.14);
    }
    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }
    .badge, .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 28px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      padding: 4px 9px;
      color: var(--muted);
      background: rgba(255,255,255,.04);
      font-size: 13px;
      font-weight: 700;
    }
    .badge.red { border-color: rgba(201,74,67,.45); color: #ffd4d1; }
    .badge.gold { border-color: rgba(212,164,90,.5); color: #ffe0a7; }
    .channel-board {
      border: 1px solid var(--line);
      background: rgba(32,33,38,.9);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
    }
    .board-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 16px 18px;
      border-bottom: 1px solid var(--line);
      background: #101114;
    }
    .board-top strong { font-size: 18px; }
    .score-row {
      display: grid;
      grid-template-columns: 62px minmax(0, 1fr) auto;
      gap: 12px;
      align-items: center;
      padding: 16px 18px;
      border-bottom: 1px solid rgba(244,239,231,.08);
    }
    .score-row:last-child { border-bottom: 0; }
    .score-num {
      display: grid;
      place-items: center;
      height: 42px;
      border-radius: var(--radius-sm);
      background: var(--red);
      color: var(--white);
      font-weight: 900;
      font-size: 20px;
    }
    .score-row h3 { margin: 0; font-size: 16px; font-weight: 900; }
    .score-row p { margin: 2px 0 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
    .index-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 22px;
    }
    .index-panel, .tool-panel, .recommend-panel {
      border: 1px solid var(--line);
      background: var(--bg-panel);
      border-radius: var(--radius);
      padding: 22px;
    }
    .index-panel h3, .tool-panel h3, .recommend-panel h3 { margin: 0 0 16px; font-size: 22px; font-weight: 900; }
    .index-lines {
      display: grid;
      gap: 12px;
    }
    .index-line {
      display: grid;
      grid-template-columns: 42px minmax(0, 1fr) auto;
      gap: 13px;
      align-items: center;
      padding: 13px 0;
      border-bottom: 1px solid rgba(244,239,231,.09);
    }
    .index-line:last-child { border-bottom: 0; }
    .line-num {
      color: var(--gold);
      font-weight: 900;
      font-size: 22px;
    }
    .index-line strong { display: block; line-height: 1.35; }
    .index-line span { color: var(--muted); font-size: 14px; }
    .mini-meter {
      width: 88px;
      height: 7px;
      border-radius: 99px;
      background: rgba(244,239,231,.12);
      overflow: hidden;
    }
    .mini-meter i {
      display: block;
      height: 100%;
      background: var(--red);
    }
    .tool-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
    }
    .tool-tags .tag:hover {
      border-color: var(--gold);
      color: var(--text);
      transform: translateY(-1px);
    }
    .track-wrap {
      overflow-x: auto;
      padding-bottom: 14px;
      scrollbar-color: var(--red) rgba(255,255,255,.08);
    }
    .feature-track {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(220px, 24%);
      gap: 16px;
      min-width: 860px;
    }
    .feature-card {
      position: relative;
      min-height: 278px;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--line);
      background: #101114;
      box-shadow: 0 10px 28px rgba(0,0,0,.22);
    }
    .feature-card.wide { grid-column: span 2; min-width: 420px; }
    .feature-card img {
      width: 100%;
      height: 100%;
      min-height: 278px;
      object-fit: cover;
      transition: transform .35s ease;
    }
    .feature-card:hover img { transform: scale(1.05); }
    .feature-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, rgba(0,0,0,.84), rgba(0,0,0,.24) 58%, rgba(0,0,0,.05));
      transition: opacity .25s ease;
    }
    .feature-card:hover::after { opacity: .86; }
    .feature-info {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 1;
      padding: 18px;
    }
    .feature-info h3 { margin: 8px 0 6px; font-size: 21px; font-weight: 900; line-height: 1.3; }
    .feature-card:hover h3 { color: var(--gold); }
    .feature-info p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
    .filter-bar {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr auto;
      gap: 12px;
      align-items: end;
      padding: 16px;
      border: 1px solid var(--line);
      background: #101114;
      border-radius: var(--radius);
      margin-bottom: 18px;
    }
    .toggle-row {
      display: flex;
      align-items: center;
      gap: 8px;
      min-height: 44px;
      color: var(--muted);
      font-weight: 700;
      white-space: nowrap;
    }
    .toggle-row input {
      width: 18px;
      height: 18px;
      accent-color: var(--red);
      margin: 0;
    }
    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 24px;
      align-items: start;
    }
    .dense-list {
      display: grid;
      gap: 12px;
    }
    .content-item {
      display: grid;
      grid-template-columns: 168px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      min-height: 132px;
      border: 1px solid var(--line);
      background: var(--bg-panel);
      border-radius: var(--radius);
      padding: 12px;
      transition: border-color .2s ease, transform .2s ease, background .2s ease;
    }
    .content-item:hover {
      transform: translateY(-2px);
      border-color: rgba(212,164,90,.55);
      background: #2a2c32;
    }
    .thumb {
      position: relative;
      height: 108px;
      border-radius: var(--radius-sm);
      overflow: hidden;
      background: #101114;
    }
    .thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .3s ease;
    }
    .content-item:hover .thumb img { transform: scale(1.05); }
    .thumb::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, rgba(0,0,0,.5), transparent);
    }
    .content-copy h3 { margin: 6px 0 5px; font-size: 19px; font-weight: 900; line-height: 1.35; }
    .content-copy p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.58; }
    .item-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
      align-items: center;
      color: var(--weak);
      font-size: 13px;
    }
    .item-action {
      display: inline-grid;
      place-items: center;
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--line);
      color: var(--gold);
      background: rgba(255,255,255,.04);
    }
    .content-item:hover .item-action {
      border-color: var(--red);
      color: var(--white);
      background: var(--red);
    }
    .number-list {
      display: grid;
      gap: 10px;
    }
    .number-link {
      display: grid;
      grid-template-columns: 36px 1fr;
      gap: 10px;
      padding: 12px;
      border: 1px solid rgba(244,239,231,.1);
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.035);
    }
    .number-link b { color: var(--gold); font-size: 18px; line-height: 1.3; }
    .number-link strong { display: block; font-size: 15px; line-height: 1.4; }
    .number-link span { color: var(--muted); font-size: 13px; }
    .number-link:hover { border-color: var(--gold); background: rgba(212,164,90,.08); }
    .pager {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      justify-content: center;
      margin-top: 24px;
    }
    .pager a, .pager span {
      min-width: 40px;
      min-height: 40px;
      display: inline-grid;
      place-items: center;
      border-radius: var(--radius-sm);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-weight: 800;
      padding: 0 12px;
    }
    .pager .current, .pager a:hover {
      background: var(--red);
      color: var(--white);
      border-color: var(--red);
    }
    .compare-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 22px;
      align-items: stretch;
    }
    .compare-card {
      border: 1px solid var(--line);
      background: var(--bg-panel);
      border-radius: var(--radius);
      padding: 24px;
    }
    .compare-card.highlight {
      border-color: rgba(212,164,90,.55);
      background: linear-gradient(180deg, #2b2a26 0%, #24262b 100%);
    }
    .compare-card h3 { margin: 0 0 10px; font-size: 23px; font-weight: 900; }
    .price-line {
      display: flex;
      align-items: baseline;
      gap: 8px;
      margin: 16px 0;
    }
    .price-line strong { font-size: 34px; color: var(--gold); line-height: 1; }
    .price-line span { color: var(--muted); }
    .check-list {
      margin: 0 0 20px;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }
    .check-list li {
      display: flex;
      gap: 10px;
      color: var(--muted);
    }
    .check-list i { color: var(--gold); margin-top: 6px; }
    .faq-wrap {
      max-width: 880px;
      margin: 0 auto;
    }
    .accordion {
      background: transparent;
      border: 0;
    }
    .accordion-item {
      margin-bottom: 10px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg-panel);
    }
    .accordion-title {
      border: 0;
      color: var(--text);
      font-size: 17px;
      font-weight: 900;
      padding: 18px 52px 18px 18px;
      background: transparent;
    }
    .accordion-title:hover, .accordion-title:focus {
      background: rgba(212,164,90,.07);
      color: var(--gold);
    }
    .accordion-title::before { color: var(--gold); right: 18px; }
    .accordion-content {
      border: 0;
      background: #1b1c20;
      color: var(--muted);
      padding: 0 18px 18px;
    }
    .cta-band {
      padding: 58px 0;
      background:
        linear-gradient(90deg, rgba(201,74,67,.24), rgba(212,164,90,.12)),
        #101114;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .cta-inner {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 22px;
      align-items: center;
    }
    .cta-inner h2 { margin: 0 0 8px; font-size: 32px; font-weight: 900; line-height: 1.2; }
    .cta-inner p { margin: 0; color: var(--muted); }
    .floating-cta {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 40;
      box-shadow: 0 14px 34px rgba(0,0,0,.32);
    }
    .site-footer {
      background: #101114;
      border-top: 1px solid var(--line);
      padding: 48px 0 24px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr repeat(3, 1fr);
      gap: 28px;
      align-items: start;
    }
    .footer-brand p { margin: 14px 0 0; color: var(--muted); max-width: 360px; }
    .footer-col h3 { margin: 0 0 12px; font-size: 16px; color: var(--gold); font-weight: 900; }
    .footer-col a {
      display: block;
      color: var(--muted);
      margin: 7px 0;
      font-size: 14px;
    }
    .footer-col a:hover { color: var(--text); }
    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 34px;
      padding-top: 18px;
      border-top: 1px solid rgba(244,239,231,.1);
      color: var(--weak);
      font-size: 13px;
    }
    .off-canvas {
      background: #151619;
      color: var(--text);
      padding: 18px;
    }
    .mobile-menu a {
      display: block;
      padding: 13px 0;
      border-bottom: 1px solid var(--line);
      color: var(--muted);
      font-weight: 800;
    }
    .mobile-menu a.active { color: var(--gold); }
    .mobile-menu .btn { width: 100%; margin-top: 16px; }

    @media screen and (max-width: 1024px) {
      :root { --section: 62px; }
      .quick-search { width: 210px; }
      .hero-grid, .index-grid, .content-layout, .compare-grid { grid-template-columns: 1fr; }
      .hero h1 { font-size: 40px; }
      .channel-board { max-width: 620px; }
      .section-head { grid-template-columns: 1fr; gap: 12px; }
      .filter-bar { grid-template-columns: 1fr 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }

    @media screen and (max-width: 768px) {
      .container, .grid-container { padding-left: 16px; padding-right: 16px; }
      .topbar { min-height: 60px; }
      .brand span:last-child { font-size: 15px; }
      .quick-search, .header-actions .btn-outline, .trend-link { display: none; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .nav-row { display: none; }
      .hero { min-height: 590px; }
      .hero-inner { padding: 42px 0 76px; }
      .hero h1 { font-size: 32px; }
      .hero-lead { font-size: 16px; }
      .search-panel { grid-template-columns: 1fr; }
      .feature-track {
        grid-auto-columns: minmax(245px, 82vw);
        min-width: 0;
      }
      .feature-card.wide { grid-column: span 1; min-width: 0; }
      .filter-bar { grid-template-columns: 1fr; }
      .content-item {
        grid-template-columns: 118px minmax(0, 1fr);
      }
      .item-action {
        grid-column: 1 / -1;
        width: 100%;
        height: 40px;
      }
      .thumb { height: 96px; }
      .cta-inner { grid-template-columns: 1fr; }
      .floating-cta {
        left: 14px;
        right: 14px;
        bottom: 14px;
      }
      .floating-cta .btn { width: 100%; }
      .site-footer { padding-bottom: 86px; }
    }

    @media screen and (max-width: 520px) {
      body { font-size: 15px; }
      .hero h1 { font-size: 28px; }
      .section-head h2, .cta-inner h2 { font-size: 25px; }
      .content-item {
        grid-template-columns: 1fr;
        align-items: start;
      }
      .thumb {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
      }
      .score-row { grid-template-columns: 48px 1fr; }
      .score-row .badge { grid-column: 1 / -1; justify-self: start; }
      .index-line { grid-template-columns: 34px 1fr; }
      .mini-meter { grid-column: 2; width: 100%; }
      .footer-grid { grid-template-columns: 1fr; }
      .copyright { display: block; }
      .copyright span { display: block; margin-top: 8px; }
    }

/* roulang page: category2 */
:root {
      --bg: #151619;
      --bg-soft: #202126;
      --bg-panel: #26272d;
      --text: #f4efe7;
      --text-muted: #b8bbb6;
      --text-soft: #d7d9d6;
      --line: rgba(244, 239, 231, 0.14);
      --red: #c94a43;
      --red-strong: #e15a51;
      --gold: #d4a45a;
      --cyan: #8fa2a5;
      --ink: #0f1012;
      --white: #ffffff;
      --radius-sm: 4px;
      --radius: 8px;
      --shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
      --shadow-soft: 0 10px 28px rgba(0, 0, 0, 0.22);
      --container: 1240px;
      --section: 88px;
      --speed: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      background: var(--bg);
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text);
      background:
        linear-gradient(180deg, rgba(201, 74, 67, 0.07), transparent 280px),
        linear-gradient(90deg, rgba(212, 164, 90, 0.05), transparent 38%),
        var(--bg);
      line-height: 1.72;
      letter-spacing: 0;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--speed), background var(--speed), border-color var(--speed), transform var(--speed);
    }

    a:hover,
    a:focus {
      color: var(--gold);
      outline: none;
    }

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

    button,
    input,
    select {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    input,
    select {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: #111215;
      color: var(--text);
      min-height: 44px;
      padding: 0 14px;
      transition: border-color var(--speed), box-shadow var(--speed), background var(--speed);
    }

    input::placeholder {
      color: rgba(215, 217, 214, 0.58);
    }

    input:focus,
    select:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 2px solid rgba(212, 164, 90, 0.72);
      outline-offset: 3px;
    }

    .container {
      width: min(100% - 32px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 90;
      background: rgba(21, 22, 25, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--line);
      transition: box-shadow var(--speed), background var(--speed);
    }

    .site-header.is-compact {
      background: rgba(15, 16, 18, 0.97);
      box-shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
    }

    .topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 70px;
      padding: 12px 0 10px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--text);
      line-height: 1.2;
      white-space: nowrap;
    }

    .brand:hover {
      color: var(--text);
    }

    .brand-mark {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--red), #8e302b);
      color: var(--white);
      box-shadow: inset 0 -3px 0 rgba(0, 0, 0, 0.18);
      font-weight: 900;
    }

    .top-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 10px;
      min-width: 0;
    }

    .search-mini {
      position: relative;
      width: min(320px, 32vw);
    }

    .search-mini input {
      padding-left: 40px;
      background: rgba(255, 255, 255, 0.055);
    }

    .search-mini svg {
      position: absolute;
      left: 14px;
      top: 50%;
      width: 17px;
      height: 17px;
      transform: translateY(-50%);
      color: var(--cyan);
      pointer-events: none;
    }

    .trend-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 38px;
      padding: 0 12px;
      border: 1px solid rgba(212, 164, 90, 0.32);
      border-radius: var(--radius-sm);
      color: var(--text-soft);
      background: rgba(212, 164, 90, 0.08);
      font-size: 14px;
    }

    .trend-link:hover {
      border-color: var(--gold);
      color: var(--gold);
      background: rgba(212, 164, 90, 0.14);
    }

    .nav-row {
      border-top: 1px solid rgba(244, 239, 231, 0.08);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 48px;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .main-nav::-webkit-scrollbar {
      display: none;
    }

    .main-nav a {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 13px;
      border-radius: var(--radius-sm);
      color: var(--text-muted);
      font-size: 14px;
      white-space: nowrap;
      border-bottom: 2px solid transparent;
    }

    .main-nav a:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.06);
    }

    .main-nav a.active {
      color: var(--text);
      background: rgba(201, 74, 67, 0.18);
      border-bottom-color: var(--red-strong);
    }

    .nav-note {
      color: var(--cyan);
      font-size: 13px;
      white-space: nowrap;
    }

    .mobile-menu-btn {
      display: none;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.06);
      color: var(--text);
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--line);
      padding: 12px 0 18px;
    }

    .mobile-panel.is-open {
      display: block;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      font-weight: 700;
      line-height: 1.2;
      text-align: center;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--red);
      color: var(--white);
      box-shadow: 0 10px 24px rgba(201, 74, 67, 0.22);
    }

    .btn-primary:hover {
      background: var(--red-strong);
      color: var(--white);
      transform: translateY(-1px);
    }

    .btn-gold {
      background: var(--gold);
      color: #17120b;
      border-color: rgba(212, 164, 90, 0.8);
    }

    .btn-gold:hover {
      background: #e1b86e;
      color: #17120b;
      transform: translateY(-1px);
    }

    .btn-ghost {
      border-color: var(--line);
      background: rgba(255, 255, 255, 0.055);
      color: var(--text);
    }

    .btn-ghost:hover {
      border-color: var(--gold);
      color: var(--gold);
      background: rgba(212, 164, 90, 0.08);
    }

    .section {
      padding: var(--section) 0;
    }

    .section-tight {
      padding: 58px 0;
    }

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      margin: 24px 0 18px;
      color: var(--text-muted);
      font-size: 14px;
    }

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

    .breadcrumb .current {
      color: var(--text);
    }

    .topic-hero {
      position: relative;
      min-height: 650px;
      padding: 0 0 54px;
      overflow: hidden;
      background: #111215;
    }

    .topic-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(15, 16, 18, 0.95) 0%, rgba(15, 16, 18, 0.76) 42%, rgba(15, 16, 18, 0.42) 100%),
        linear-gradient(180deg, rgba(15, 16, 18, 0.1), var(--bg) 100%),
        url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1800&q=82") center/cover no-repeat;
    }

    .topic-hero .container {
      position: relative;
      z-index: 1;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 430px;
      gap: 34px;
      align-items: end;
      padding-top: 22px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      color: var(--gold);
      font-weight: 800;
      font-size: 14px;
    }

    .eyebrow::before {
      content: "";
      width: 34px;
      height: 3px;
      background: var(--red);
      border-radius: 999px;
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      max-width: 850px;
      margin-bottom: 18px;
      font-size: 46px;
      line-height: 1.16;
      font-weight: 900;
      letter-spacing: 0;
      color: var(--text);
    }

    .hero-lead {
      max-width: 720px;
      margin-bottom: 26px;
      color: var(--text-soft);
      font-size: 18px;
      line-height: 1.82;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 30px;
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      max-width: 760px;
    }

    .metric {
      border: 1px solid var(--line);
      background: rgba(38, 39, 45, 0.78);
      padding: 15px;
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
    }

    .metric strong {
      display: block;
      color: var(--gold);
      font-size: 26px;
      line-height: 1;
      margin-bottom: 7px;
    }

    .metric span {
      color: var(--text-muted);
      font-size: 13px;
    }

    .choice-panel {
      background: rgba(32, 33, 38, 0.92);
      border: 1px solid rgba(244, 239, 231, 0.16);
      border-radius: var(--radius);
      padding: 18px;
      box-shadow: var(--shadow);
    }

    .choice-panel h2 {
      margin-bottom: 12px;
      color: var(--text);
      font-size: 22px;
      line-height: 1.35;
    }

    .plan-choice {
      position: relative;
      display: grid;
      gap: 12px;
    }

    .choice-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 14px;
      background: rgba(255, 255, 255, 0.045);
    }

    .choice-card.recommended {
      border-color: rgba(212, 164, 90, 0.68);
      background: linear-gradient(180deg, rgba(212, 164, 90, 0.18), rgba(255, 255, 255, 0.045));
      box-shadow: inset 0 -3px 0 rgba(201, 74, 67, 0.95);
    }

    .choice-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 8px;
    }

    .choice-head strong {
      font-size: 17px;
    }

    .choice-card p {
      margin-bottom: 12px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .tag,
    .badge {
      display: inline-flex;
      align-items: center;
      min-height: 26px;
      padding: 0 9px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(244, 239, 231, 0.16);
      color: var(--text-soft);
      background: rgba(255, 255, 255, 0.055);
      font-size: 12px;
      font-weight: 700;
      white-space: nowrap;
    }

    .tag-red {
      color: var(--white);
      background: var(--red);
      border-color: var(--red);
    }

    .tag-gold {
      color: #21170a;
      background: var(--gold);
      border-color: var(--gold);
    }

    .band {
      background: var(--bg-soft);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 22px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-kicker {
      color: var(--gold);
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .section-title {
      margin-bottom: 8px;
      font-size: 34px;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text);
    }

    .section-desc {
      max-width: 760px;
      margin-bottom: 0;
      color: var(--text-muted);
      font-size: 16px;
    }

    .filter-toolbar {
      display: grid;
      grid-template-columns: minmax(220px, 1.2fr) 150px 150px auto;
      gap: 12px;
      align-items: end;
      padding: 16px;
      background: var(--bg-panel);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      margin-bottom: 22px;
    }

    .field label {
      display: block;
      margin-bottom: 7px;
      color: var(--text-soft);
      font-size: 13px;
      font-weight: 700;
    }

    .field-error {
      display: none;
      margin-top: 6px;
      color: #ffb1aa;
      font-size: 12px;
    }

    .field.has-error input {
      border-color: var(--red-strong);
    }

    .field.has-error .field-error {
      display: block;
    }

    .tag-filter {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 26px;
    }

    .tag-filter button {
      min-height: 36px;
      padding: 0 13px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.045);
      color: var(--text-muted);
      transition: background var(--speed), border-color var(--speed), color var(--speed), transform var(--speed);
    }

    .tag-filter button:hover,
    .tag-filter button.is-active {
      color: var(--text);
      border-color: var(--red-strong);
      background: rgba(201, 74, 67, 0.18);
      transform: translateY(-1px);
    }

    .feature-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
      gap: 22px;
      align-items: stretch;
    }

    .feature-card,
    .content-card,
    .list-row,
    .recommend-card,
    .access-card,
    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(38, 39, 45, 0.86);
      overflow: hidden;
      box-shadow: var(--shadow-soft);
    }

    .feature-card {
      min-height: 420px;
      position: relative;
    }

    .image-wrap {
      position: relative;
      overflow: hidden;
      background: #101114;
    }

    .feature-card .image-wrap {
      height: 100%;
      min-height: 420px;
    }

    .image-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transform: scale(1);
      transition: transform 260ms ease;
    }

    .feature-card:hover img,
    .content-card:hover img,
    .list-row:hover img {
      transform: scale(1.05);
    }

    .image-overlay {
      position: absolute;
      inset: 0;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 24px;
      background: linear-gradient(180deg, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.78));
    }

    .image-overlay h3 {
      max-width: 650px;
      margin: 12px 0 8px;
      font-size: 28px;
      line-height: 1.25;
      font-weight: 900;
    }

    .image-overlay p {
      max-width: 650px;
      margin-bottom: 16px;
      color: var(--text-soft);
    }

    .feature-side {
      display: grid;
      gap: 14px;
    }

    .side-item {
      display: grid;
      grid-template-columns: 86px minmax(0, 1fr);
      gap: 14px;
      align-items: stretch;
      min-height: 126px;
      padding: 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(38, 39, 45, 0.76);
    }

    .side-index {
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      background: #111215;
      color: var(--gold);
      font-size: 24px;
      font-weight: 900;
      border-left: 4px solid var(--red);
    }

    .side-item h3 {
      margin-bottom: 6px;
      font-size: 18px;
      line-height: 1.35;
    }

    .side-item p {
      margin-bottom: 10px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .mosaic-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr 1fr;
      grid-auto-rows: minmax(190px, auto);
      gap: 16px;
    }

    .content-card {
      position: relative;
      min-height: 220px;
    }

    .content-card.wide {
      grid-column: span 2;
      min-height: 290px;
    }

    .content-card.tall {
      grid-row: span 2;
    }

    .content-card .image-wrap {
      height: 100%;
      min-height: inherit;
    }

    .card-info {
      position: absolute;
      inset: auto 0 0;
      padding: 18px;
      background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.82));
    }

    .card-info h3 {
      margin: 10px 0 7px;
      color: var(--text);
      font-size: 20px;
      line-height: 1.32;
      transition: color var(--speed);
    }

    .content-card:hover h3 {
      color: var(--gold);
    }

    .card-info p {
      margin-bottom: 12px;
      color: var(--text-soft);
      font-size: 14px;
      line-height: 1.55;
    }

    .meta-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      color: var(--text-muted);
      font-size: 13px;
    }

    .list-split {
      display: grid;
      grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
      gap: 22px;
    }

    .numbered-list {
      display: grid;
      gap: 12px;
    }

    .list-row {
      display: grid;
      grid-template-columns: 154px minmax(0, 1fr);
      min-height: 142px;
    }

    .list-row .image-wrap {
      aspect-ratio: 1.12 / 1;
      min-height: 142px;
    }

    .list-body {
      padding: 14px;
      min-width: 0;
    }

    .list-body h3 {
      margin-bottom: 7px;
      font-size: 18px;
      line-height: 1.35;
    }

    .list-body p {
      margin-bottom: 10px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .compact-panel {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #111215;
      padding: 18px;
    }

    .compact-panel h3 {
      margin-bottom: 14px;
      font-size: 20px;
    }

    .index-line {
      display: grid;
      grid-template-columns: 44px minmax(0, 1fr) auto;
      gap: 12px;
      align-items: center;
      padding: 12px 0;
      border-bottom: 1px solid rgba(244, 239, 231, 0.09);
    }

    .index-line:last-child {
      border-bottom: 0;
    }

    .index-no {
      display: grid;
      place-items: center;
      width: 36px;
      height: 36px;
      border-radius: var(--radius-sm);
      background: rgba(201, 74, 67, 0.18);
      color: var(--red-strong);
      font-weight: 900;
    }

    .index-line strong {
      display: block;
      font-size: 15px;
      line-height: 1.35;
    }

    .index-line span {
      color: var(--text-muted);
      font-size: 13px;
    }

    .access-grid {
      display: grid;
      grid-template-columns: 1fr 1.18fr;
      gap: 22px;
      align-items: start;
    }

    .access-card {
      padding: 22px;
    }

    .access-card.highlight {
      border-color: rgba(212, 164, 90, 0.56);
      background:
        linear-gradient(180deg, rgba(212, 164, 90, 0.13), rgba(38, 39, 45, 0.9));
    }

    .access-card h3 {
      margin-bottom: 10px;
      font-size: 22px;
    }

    .access-card p {
      color: var(--text-muted);
      margin-bottom: 18px;
    }

    .check-list {
      display: grid;
      gap: 10px;
      margin: 0 0 20px;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--text-soft);
      font-size: 14px;
    }

    .check-list li::before {
      content: "";
      width: 9px;
      height: 9px;
      margin-top: 9px;
      flex: 0 0 auto;
      background: var(--red);
      border-radius: 50%;
      box-shadow: 0 0 0 4px rgba(201, 74, 67, 0.14);
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1fr 0.82fr 1.12fr;
      gap: 16px;
    }

    .recommend-card {
      padding: 18px;
      min-height: 190px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-bottom: 3px solid transparent;
    }

    .recommend-card:hover {
      border-bottom-color: var(--gold);
      transform: translateY(-2px);
    }

    .recommend-card h3 {
      margin: 12px 0 8px;
      font-size: 19px;
      line-height: 1.35;
    }

    .recommend-card p {
      color: var(--text-muted);
      font-size: 14px;
      margin-bottom: 16px;
    }

    .pager {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
      margin-top: 28px;
    }

    .pager a,
    .pager span {
      display: inline-grid;
      place-items: center;
      min-width: 40px;
      height: 40px;
      padding: 0 12px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--line);
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.045);
    }

    .pager .current,
    .pager a:hover {
      color: var(--text);
      border-color: var(--red-strong);
      background: rgba(201, 74, 67, 0.18);
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 0.88fr 1.12fr;
      gap: 26px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 17px 18px;
      border: 0;
      background: transparent;
      color: var(--text);
      text-align: left;
      font-weight: 800;
    }

    .faq-question span {
      min-width: 0;
    }

    .faq-icon {
      width: 22px;
      height: 22px;
      display: inline-grid;
      place-items: center;
      flex: 0 0 auto;
      border: 1px solid var(--line);
      border-radius: 50%;
      color: var(--gold);
      transition: transform var(--speed);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 260ms ease;
    }

    .faq-answer p {
      margin: 0;
      padding: 0 18px 18px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .faq-item.is-open .faq-answer {
      max-height: 180px;
    }

    .faq-item.is-open .faq-icon {
      transform: rotate(45deg);
      border-color: var(--gold);
    }

    .final-cta {
      padding: 62px 0;
      background:
        linear-gradient(90deg, rgba(201, 74, 67, 0.92), rgba(143, 48, 43, 0.9)),
        #8e302b;
      color: var(--white);
    }

    .cta-inner {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 22px;
      align-items: center;
    }

    .final-cta h2 {
      margin-bottom: 8px;
      font-size: 32px;
      line-height: 1.25;
      font-weight: 900;
    }

    .final-cta p {
      margin-bottom: 0;
      color: rgba(255, 255, 255, 0.84);
    }

    .float-cta {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 80;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      min-height: 48px;
      padding: 0 16px;
      border-radius: var(--radius-sm);
      background: var(--gold);
      color: #17120b;
      font-weight: 900;
      box-shadow: 0 14px 34px rgba(0, 0, 0, 0.32);
      border: 1px solid rgba(255, 255, 255, 0.18);
    }

    .float-cta:hover {
      color: #17120b;
      transform: translateY(-2px);
      background: #e1b86e;
    }

    .site-footer {
      background: #0f1012;
      border-top: 1px solid var(--line);
      padding: 54px 0 22px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr repeat(3, 1fr);
      gap: 28px;
      align-items: start;
    }

    .footer-brand p {
      max-width: 360px;
      margin: 16px 0 0;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .footer-col h3 {
      margin-bottom: 13px;
      color: var(--text);
      font-size: 16px;
    }

    .footer-col a {
      display: block;
      width: fit-content;
      margin-bottom: 9px;
      color: var(--text-muted);
      font-size: 14px;
    }

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

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 34px;
      padding-top: 18px;
      border-top: 1px solid rgba(244, 239, 231, 0.1);
      color: rgba(215, 217, 214, 0.68);
      font-size: 13px;
    }

    @media screen and (max-width: 1024px) {
      :root {
        --section: 72px;
      }

      .hero-grid,
      .feature-layout,
      .list-split,
      .access-grid,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      h1 {
        font-size: 38px;
      }

      .choice-panel {
        max-width: 620px;
      }

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

      .content-card.wide,
      .content-card.tall {
        grid-column: auto;
        grid-row: auto;
      }

      .filter-toolbar {
        grid-template-columns: 1fr 1fr;
      }

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

      .search-mini {
        width: 240px;
      }
    }

    @media screen and (max-width: 768px) {
      .container {
        width: min(100% - 24px, var(--container));
      }

      .topbar {
        min-height: 62px;
      }

      .top-actions .search-mini,
      .top-actions .trend-link,
      .nav-row {
        display: none;
      }

      .mobile-menu-btn {
        display: inline-flex;
      }

      .mobile-panel .main-nav {
        display: grid;
        gap: 8px;
        align-items: stretch;
        overflow: visible;
      }

      .mobile-panel .main-nav a {
        min-height: 42px;
        justify-content: flex-start;
        background: rgba(255, 255, 255, 0.045);
      }

      .mobile-panel .search-mini {
        display: block;
        width: 100%;
        margin: 12px 0;
      }

      .topic-hero {
        min-height: auto;
        padding-bottom: 44px;
      }

      .hero-grid {
        padding-top: 10px;
      }

      h1 {
        font-size: 32px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .hero-metrics {
        grid-template-columns: 1fr;
      }

      .section-head,
      .cta-inner {
        grid-template-columns: 1fr;
        align-items: start;
      }

      .section-title {
        font-size: 28px;
      }

      .filter-toolbar {
        grid-template-columns: 1fr;
      }

      .feature-card .image-wrap {
        min-height: 330px;
      }

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

      .list-row {
        grid-template-columns: 118px minmax(0, 1fr);
      }

      .list-row .image-wrap {
        min-height: 132px;
      }

      .copyright {
        flex-direction: column;
      }

      .float-cta {
        left: 12px;
        right: 12px;
        bottom: 12px;
        justify-content: center;
      }

      body {
        padding-bottom: 72px;
      }
    }

    @media screen and (max-width: 520px) {
      .brand span:last-child {
        max-width: 230px;
        white-space: normal;
      }

      .btn {
        width: 100%;
        white-space: normal;
        min-height: 46px;
      }

      .hero-actions {
        display: grid;
      }

      h1 {
        font-size: 28px;
      }

      .choice-head {
        align-items: flex-start;
        flex-direction: column;
      }

      .side-item {
        grid-template-columns: 62px minmax(0, 1fr);
      }

      .side-index {
        font-size: 20px;
      }

      .image-overlay {
        padding: 18px;
      }

      .image-overlay h3 {
        font-size: 23px;
      }

      .list-row {
        grid-template-columns: 1fr;
      }

      .list-row .image-wrap {
        aspect-ratio: 16 / 9;
      }

      .index-line {
        grid-template-columns: 36px minmax(0, 1fr);
      }

      .index-line .badge {
        grid-column: 2;
        width: fit-content;
      }
    }