/* roulang page: index */
:root {
      --ink: #171416;
      --ink-soft: #201c20;
      --panel: #282329;
      --panel-2: #302a31;
      --berry: #713c68;
      --berry-light: #a66391;
      --lime: #c9ed71;
      --paper: #f1eff0;
      --muted: #aaa3aa;
      --line: #403a41;
      --line-light: rgba(241, 239, 240, .12);
      --radius: 6px;
      --container: 1280px;
      --ease: 180ms ease;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      background: var(--ink);
      color: var(--paper);
      font-family: "Noto Sans SC", "Microsoft YaHei", sans-serif;
      font-size: 15px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible {
      outline: 2px solid var(--lime);
      outline-offset: 3px;
    }
    .container-wide { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
    .site-header {
      position: sticky; top: 0; z-index: 1000;
      background: rgba(23, 20, 22, .96);
      border-bottom: 1px solid var(--line-light);
      backdrop-filter: blur(12px);
    }
    .nav-shell { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
    .brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
    .brand-mark {
      display: grid; place-items: center; width: 38px; height: 38px;
      background: var(--berry); color: var(--paper); border-radius: 4px;
      font-size: 17px; font-weight: 800;
    }
    .brand-name { font-size: 16px; font-weight: 700; line-height: 1.3; }
    .brand-sub { display: block; color: var(--muted); font-size: 10px; font-weight: 500; margin-top: 2px; }
    .nav-links { display: flex; align-items: center; gap: 25px; margin: 0; padding: 0; list-style: none; }
    .nav-links a { color: #c4bec4; font-size: 13px; transition: color var(--ease); }
    .nav-links a:hover, .nav-links a.active { color: var(--lime); }
    .nav-toggle {
      display: none; align-items: center; justify-content: center; width: 44px; height: 44px;
      border: 1px solid var(--line); border-radius: 4px; background: transparent; color: var(--paper);
    }
    .nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
      display: block; width: 18px; height: 2px; background: currentColor; position: relative;
    }
    .nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
    .nav-toggle span::before { top: -6px; }
    .nav-toggle span::after { top: 6px; }
    .hero {
      position: relative; min-height: 520px; display: flex; align-items: center;
      overflow: hidden; background: #211b20;
      border-bottom: 1px solid var(--line);
    }
    .hero::before {
      content: ""; position: absolute; inset: 0;
      background:
        linear-gradient(90deg, rgba(18, 15, 17, .96) 0%, rgba(18, 15, 17, .84) 44%, rgba(18, 15, 17, .2) 100%),
        linear-gradient(0deg, rgba(18, 15, 17, .78), transparent 52%),
        url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=2000&q=88") center 43% / cover no-repeat;
      transform: scale(1.01);
    }
    .hero-inner { position: relative; z-index: 1; padding-block: 82px 78px; }
    .hero-kicker, .eyebrow {
      color: var(--lime); font-size: 11px; font-weight: 700; letter-spacing: 0;
      text-transform: none;
    }
    .hero-kicker { display: flex; align-items: center; gap: 9px; margin-bottom: 18px; }
    .status-dot { width: 7px; height: 7px; display: inline-block; background: var(--lime); border-radius: 50%; }
    h1 { max-width: 760px; margin: 0; font-size: clamp(38px, 5vw, 66px); line-height: 1.2; font-weight: 800; }
    h1 .accent { color: var(--lime); }
    .hero-subtitle { margin: 16px 0 10px; color: #e5dfe4; font-size: 18px; font-weight: 600; }
    .hero-copy { max-width: 660px; margin: 0; color: #c2bbc2; font-size: 15px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 26px; }
    .btn-site {
      min-height: 46px; display: inline-flex; align-items: center; justify-content: center;
      padding: 0 19px; border: 1px solid var(--berry-light); border-radius: 3px;
      background: var(--berry); color: #fff; font-weight: 700; font-size: 13px;
      transition: transform var(--ease), background var(--ease), border-color var(--ease);
    }
    .btn-site:hover { background: #874b7a; border-color: #b777a7; color: #fff; transform: translateY(-2px); }
    .btn-site.secondary { background: rgba(23, 20, 22, .45); border-color: rgba(241,239,240,.42); }
    .btn-site.secondary:hover { background: rgba(113,60,104,.75); border-color: var(--berry-light); }
    .section { padding: 72px 0; border-bottom: 1px solid var(--line-light); }
    .section.band { background: #1d191d; }
    .section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 30px; }
    .section-head h2 { margin: 5px 0 0; font-size: 28px; line-height: 1.35; font-weight: 750; }
    .section-head p { max-width: 600px; margin: 0; color: var(--muted); font-size: 13px; }
    .section-index { color: var(--berry-light); font-size: 11px; font-weight: 700; }
    .stats-row { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); background: var(--ink-soft); }
    .stat { padding: 23px 26px; border-right: 1px solid var(--line); }
    .stat:last-child { border-right: 0; }
    .stat strong { display: block; font-size: 29px; line-height: 1.15; font-variant-numeric: tabular-nums; }
    .stat strong small { font-size: 13px; color: var(--lime); margin-left: 3px; }
    .stat span { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; }
    .movie-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 24px 15px; }
    .movie-card { min-width: 0; }
    .poster-wrap { position: relative; overflow: hidden; aspect-ratio: 2 / 3; background: var(--panel); border-radius: var(--radius); }
    .poster-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 300ms ease, filter 300ms ease; }
    .movie-card:hover .poster-wrap img { transform: scale(1.045); filter: brightness(1.08); }
    .poster-wrap::after { content: ""; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(15,12,14,.64)); pointer-events: none; }
    .badge-row { position: absolute; top: 9px; left: 9px; z-index: 2; display: flex; gap: 5px; flex-wrap: wrap; }
    .badge { padding: 2px 6px; border-radius: 2px; background: rgba(23,20,22,.88); color: var(--lime); font-size: 9px; line-height: 1.6; font-weight: 700; }
    .badge.purple { color: #e4b4d5; }
    .movie-info { display: flex; align-items: start; justify-content: space-between; gap: 8px; padding-top: 10px; }
    .movie-info h3 { margin: 0; font-size: 13px; line-height: 1.55; font-weight: 650; }
    .rating { flex: 0 0 auto; color: var(--lime); font-size: 11px; font-variant-numeric: tabular-nums; }
    .category-grid { display: grid; grid-template-columns: 1.15fr 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
    .category-item { min-height: 142px; padding: 21px 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background var(--ease); }
    .category-item:first-child { grid-row: span 2; background: #251d25; }
    .category-item:hover { background: #302631; }
    .category-item .num { color: var(--berry-light); font-size: 11px; font-weight: 700; }
    .category-item h3 { margin: 9px 0 7px; font-size: 17px; font-weight: 700; }
    .category-item p { margin: 0; color: var(--muted); font-size: 12px; }
    .feature-strip { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 12px; }
    .feature-lead {
      grid-row: span 2; min-height: 390px; position: relative; overflow: hidden;
      border-radius: var(--radius); background: var(--panel);
    }
    .feature-lead img { width: 100%; height: 100%; object-fit: cover; }
    .feature-lead::after { content: ""; position: absolute; inset: 35% 0 0; background: linear-gradient(transparent, rgba(13,11,13,.9)); }
    .feature-caption { position: absolute; z-index: 2; left: 22px; right: 22px; bottom: 22px; }
    .feature-caption h3 { margin: 7px 0 3px; font-size: 22px; font-weight: 750; }
    .feature-caption p { margin: 0; color: #d0c9d0; font-size: 12px; }
    .feature-small { min-height: 188px; position: relative; overflow: hidden; border-radius: var(--radius); background: var(--panel); }
    .feature-small img { width: 100%; height: 100%; object-fit: cover; }
    .feature-small::after { content: ""; position: absolute; inset: 25% 0 0; background: linear-gradient(transparent, rgba(13,11,13,.92)); }
    .feature-small .feature-caption { left: 15px; right: 15px; bottom: 14px; }
    .feature-small .feature-caption h3 { font-size: 15px; }
    .feature-small .feature-caption p { font-size: 11px; }
    .compare-list { border-top: 1px solid var(--line); }
    .compare-row { display: grid; grid-template-columns: 1.1fr 1fr 1fr; align-items: center; gap: 18px; padding: 16px 20px; border-bottom: 1px solid var(--line); }
    .compare-row.header { color: var(--muted); font-size: 11px; background: #201c20; }
    .compare-row strong { font-size: 13px; }
    .compare-row span { color: #c7c0c7; font-size: 12px; }
    .compare-row .highlight { color: var(--lime); }
    .timeline { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
    .timeline-item { position: relative; padding: 24px 20px 0 0; }
    .timeline-item::before { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; background: var(--berry-light); border: 2px solid var(--ink); border-radius: 50%; box-shadow: 0 0 0 1px var(--berry-light); }
    .timeline-item time { color: var(--lime); font-size: 11px; font-weight: 700; }
    .timeline-item h3 { margin: 8px 0 5px; font-size: 14px; }
    .timeline-item p { margin: 0; color: var(--muted); font-size: 12px; }
    .ranking-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 36px; align-items: start; }
    .ranking-feature { min-height: 450px; position: relative; overflow: hidden; border-radius: var(--radius); background: var(--panel); }
    .ranking-feature img { height: 100%; width: 100%; object-fit: cover; }
    .ranking-feature::after { content: ""; position: absolute; inset: 25% 0 0; background: linear-gradient(transparent, rgba(14,11,14,.95)); }
    .ranking-feature-copy { position: absolute; z-index: 2; bottom: 23px; left: 23px; right: 23px; }
    .ranking-feature-copy h3 { margin: 8px 0 4px; font-size: 23px; }
    .ranking-feature-copy p { margin: 0; color: #d1c9d1; font-size: 12px; }
    .rank-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
    .rank-list li { display: grid; grid-template-columns: 42px minmax(0,1fr) 72px 48px; align-items: center; gap: 10px; min-height: 44px; border-bottom: 1px solid var(--line); }
    .rank-no { color: var(--muted); font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
    .rank-list li:nth-child(-n+3) .rank-no { color: var(--berry-light); font-size: 16px; }
    .rank-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; font-weight: 600; }
    .rank-type, .rank-heat { color: var(--muted); font-size: 10px; }
    .rank-heat { color: var(--lime); text-align: right; font-variant-numeric: tabular-nums; }
    .news-list { border-top: 1px solid var(--line); }
    .news-item { display: grid; grid-template-columns: 144px minmax(0,1fr) 94px; align-items: center; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); }
    .news-item img { width: 144px; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 3px; }
    .news-item h3 { margin: 0 0 5px; font-size: 14px; line-height: 1.55; }
    .news-item p { margin: 0; color: var(--muted); font-size: 11px; }
    .news-item time { color: var(--muted); text-align: right; font-size: 11px; }
    .topic-band { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); gap: 10px; }
    .topic-intro { padding: 20px 18px 20px 0; }
    .topic-intro h3 { margin: 8px 0; font-size: 20px; }
    .topic-intro p { margin: 0; color: var(--muted); font-size: 12px; }
    .topic-tile { min-height: 178px; position: relative; display: flex; align-items: end; padding: 17px; overflow: hidden; border-radius: var(--radius); background: var(--panel); }
    .topic-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 300ms ease; }
    .topic-tile:hover img { transform: scale(1.05); }
    .topic-tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(15,12,14,.9), rgba(15,12,14,.04) 80%); }
    .topic-tile span { position: relative; z-index: 1; font-size: 14px; font-weight: 700; }
    .assurance-list { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
    .assurance-item { padding: 19px; border-right: 1px solid var(--line); }
    .assurance-item:last-child { border: 0; }
    .assurance-item b { display: block; margin-bottom: 6px; color: var(--lime); font-size: 12px; }
    .assurance-item span { color: var(--muted); font-size: 11px; }
    .index-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 36px; border-top: 1px solid var(--line); }
    .index-item { display: grid; grid-template-columns: 42px minmax(0,1fr) auto; gap: 12px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--line); }
    .index-item .index-num { color: var(--berry-light); font-size: 11px; }
    .index-item b { font-size: 13px; font-weight: 600; }
    .index-item span:last-child { color: var(--muted); font-size: 10px; }
    .quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .quick-item { padding: 20px 18px 20px 0; }
    .quick-item + .quick-item { border-left: 1px solid var(--line); padding-left: 18px; }
    .quick-item h3 { margin: 0 0 7px; font-size: 13px; color: #e9e4e9; }
    .quick-item p { margin: 0; color: var(--muted); font-size: 11px; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-list details { border-bottom: 1px solid var(--line); }
    .faq-list summary { position: relative; cursor: pointer; padding: 17px 38px 17px 0; list-style: none; font-size: 14px; font-weight: 650; }
    .faq-list summary::-webkit-details-marker { display: none; }
    .faq-list summary::after { content: "+"; position: absolute; right: 5px; top: 13px; color: var(--lime); font-size: 21px; font-weight: 400; }
    .faq-list details[open] summary::after { content: "−"; }
    .faq-list details p { max-width: 900px; margin: -2px 0 17px; color: var(--muted); font-size: 13px; }
    .search-panel { display: grid; grid-template-columns: 1fr auto; gap: 10px; max-width: 720px; }
    .search-panel label { grid-column: 1 / -1; color: #d9d2d9; font-size: 12px; font-weight: 600; }
    .search-panel input { min-width: 0; height: 48px; padding: 0 14px; border: 1px solid var(--line); border-radius: 3px; background: #211d21; color: var(--paper); }
    .search-panel input::placeholder { color: #827b83; }
    .form-note { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 11px; }
    .site-footer { padding: 48px 0 20px; background: #121012; }
    .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 34px; }
    .footer-brand p { max-width: 290px; margin: 13px 0 0; color: var(--muted); font-size: 11px; }
    .footer-col h3 { margin: 3px 0 13px; color: #e7e1e7; font-size: 12px; }
    .footer-col a { display: block; width: fit-content; margin: 7px 0; color: var(--muted); font-size: 11px; transition: color var(--ease); }
    .footer-col a:hover { color: var(--lime); }
    .copyright { display: flex; justify-content: space-between; gap: 14px; padding-top: 17px; border-top: 1px solid var(--line); color: #807981; font-size: 10px; }
    .copyright a { color: inherit; }
    @media (max-width: 1024px) {
      .container-wide { width: min(calc(100% - 40px), var(--container)); }
      .nav-links { gap: 15px; }
      .movie-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
      .feature-strip { grid-template-columns: 1fr 1fr; }
      .feature-lead { grid-row: span 2; }
      .ranking-layout { grid-template-columns: .75fr 1.25fr; gap: 24px; }
      .topic-band { grid-template-columns: repeat(3, 1fr); }
      .topic-intro { grid-column: 1 / -1; }
      .footer-grid { gap: 22px; }
    }
    @media (max-width: 768px) {
      html { scroll-padding-top: 72px; }
      .container-wide { width: min(calc(100% - 32px), var(--container)); }
      .nav-shell { min-height: 68px; }
      .nav-toggle { display: inline-flex; }
      .nav-links {
        display: none; position: absolute; top: 68px; left: 0; right: 0; padding: 8px 16px 16px;
        background: #171416; border-bottom: 1px solid var(--line);
      }
      .nav-links.open { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
      .nav-links a { display: block; padding: 12px 10px; border-bottom: 1px solid var(--line-light); }
      .hero { min-height: 470px; }
      .hero::before { background-position: 57% center; }
      .hero-inner { padding-block: 65px 60px; }
      .hero-copy { max-width: 570px; }
      .section { padding: 55px 0; }
      .section-head { display: block; margin-bottom: 24px; }
      .section-head p { margin-top: 9px; }
      .stats-row { grid-template-columns: 1fr 1fr; }
      .stat:nth-child(2) { border-right: 0; }
      .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
      .category-grid { grid-template-columns: 1fr 1fr; }
      .category-item:first-child { grid-row: auto; }
      .ranking-layout { grid-template-columns: 1fr; }
      .ranking-feature { min-height: 350px; }
      .timeline { grid-template-columns: 1fr 1fr; row-gap: 25px; }
      .assurance-list { grid-template-columns: 1fr 1fr; }
      .assurance-item:nth-child(2) { border-right: 0; }
      .assurance-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
      .quick-grid { grid-template-columns: 1fr 1fr; }
      .quick-item:nth-child(3) { border-left: 0; padding-left: 0; }
      .quick-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
      .footer-grid { grid-template-columns: 1.2fr 1fr; }
    }
    @media (max-width: 520px) {
      body { font-size: 14px; }
      .brand-name { font-size: 14px; }
      .brand-mark { width: 35px; height: 35px; }
      .hero { min-height: 475px; }
      .hero::before {
        background:
          linear-gradient(90deg, rgba(18,15,17,.94), rgba(18,15,17,.53)),
          linear-gradient(0deg, rgba(18,15,17,.78), transparent 72%),
          url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1100&q=82") 58% center / cover no-repeat;
      }
      h1 { font-size: 39px; }
      .hero-subtitle { font-size: 16px; }
      .hero-copy { font-size: 13px; }
      .hero-actions { gap: 8px; }
      .btn-site { padding-inline: 13px; font-size: 12px; }
      .section { padding: 45px 0; }
      .section-head h2 { font-size: 23px; }
      .movie-grid { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px 12px; }
      .movie-info h3 { font-size: 12px; }
      .category-grid { grid-template-columns: 1fr; }
      .category-item { min-height: auto; padding: 17px; }
      .feature-strip { grid-template-columns: 1fr 1fr; gap: 8px; }
      .feature-lead { grid-column: 1 / -1; grid-row: auto; min-height: 260px; }
      .feature-small { min-height: 150px; }
      .feature-small .feature-caption h3 { font-size: 13px; }
      .compare-row { grid-template-columns: .95fr 1fr 1fr; gap: 8px; padding: 13px 10px; }
      .compare-row strong, .compare-row span { font-size: 10px; }
      .timeline { grid-template-columns: 1fr; gap: 17px; }
      .timeline-item { padding: 0 0 0 20px; }
      .timeline-item::before { top: 4px; }
      .ranking-feature { min-height: 290px; }
      .rank-list li { grid-template-columns: 30px minmax(0,1fr) 44px; gap: 7px; }
      .rank-type { display: none; }
      .news-item { grid-template-columns: 92px minmax(0,1fr); gap: 12px; }
      .news-item img { width: 92px; }
      .news-item h3 { font-size: 12px; }
      .news-item p { display: none; }
      .news-item time { grid-column: 2; text-align: left; margin-top: -12px; }
      .topic-band { grid-template-columns: 1fr 1fr; }
      .topic-intro { grid-column: 1 / -1; }
      .topic-tile { min-height: 140px; }
      .assurance-item { padding: 15px 12px; }
      .index-list { grid-template-columns: 1fr; }
      .quick-grid { grid-template-columns: 1fr; }
      .quick-item, .quick-item + .quick-item { padding: 15px 0; border-left: 0; border-bottom: 1px solid var(--line); }
      .quick-item:last-child { border-bottom: 0; }
      .search-panel { grid-template-columns: 1fr; }
      .search-panel label, .form-note { grid-column: auto; }
      .search-panel .btn-site { width: 100%; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
      .footer-brand { grid-column: 1 / -1; }
      .copyright { display: block; line-height: 1.8; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
    }