/* roulang page: index */
:root {
      color-scheme: dark;
      --ink: #f3f4ef;
      --muted: #a5afa8;
      --subtle: #77827b;
      --bg: #101514;
      --panel: #171e1b;
      --panel-soft: #1d2621;
      --line: rgba(237, 244, 237, .12);
      --lime: #c4e67b;
      --coral: #ef927b;
      --teal: #83c9bd;
      --radius: 8px;
      --shadow: 0 18px 50px rgba(0, 0, 0, .26);
      --container: 1180px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      background: var(--bg);
      color: var(--ink);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 15px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    button:focus-visible, a:focus-visible, input:focus-visible {
      outline: 2px solid var(--lime);
      outline-offset: 4px;
    }
    .container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      top: 12px;
      z-index: 30;
      width: min(var(--container), calc(100% - 48px));
      margin: 12px auto 0;
    }
    .nav-shell {
      min-height: 66px;
      display: flex;
      align-items: center;
      gap: 24px;
      padding: 10px 16px 10px 20px;
      border: 1px solid rgba(255,255,255,.1);
      border-radius: 8px;
      background: rgba(22, 29, 26, .92);
      box-shadow: 0 10px 35px rgba(0,0,0,.22);
      backdrop-filter: blur(16px);
      transition: background .2s ease, border-color .2s ease;
    }
    .brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; font-weight: 750; }
    .brand-mark {
      width: 30px; height: 30px; flex: 0 0 30px; display: grid; place-items: center;
      color: #111713; background: var(--lime); border-radius: 7px; font-size: 16px;
    }
    .brand-name { font-size: 14px; line-height: 1.35; letter-spacing: 0; }
    .nav-links { display: flex; align-items: center; gap: 6px; margin-left: auto; }
    .nav-link {
      display: inline-flex; align-items: center; min-height: 40px; padding: 0 13px;
      border-radius: 6px; color: var(--muted); font-size: 13px;
      transition: color .18s ease, background .18s ease;
    }
    .nav-link:hover, .nav-link.active { color: var(--ink); background: rgba(255,255,255,.07); }
    .nav-link.active { box-shadow: inset 0 -2px var(--lime); }
    .nav-search {
      display: flex; align-items: center; gap: 8px; width: 190px; height: 40px;
      padding: 0 12px; border: 1px solid var(--line); border-radius: 6px;
      background: rgba(0,0,0,.16); color: var(--muted);
    }
    .nav-search svg { width: 16px; height: 16px; flex: 0 0 auto; }
    .nav-search input { width: 100%; min-width: 0; border: 0; outline: 0; color: var(--ink); background: transparent; font-size: 12px; }
    .nav-search input::placeholder { color: var(--subtle); }
    .menu-toggle {
      display: none; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 6px;
      background: transparent; color: var(--ink); cursor: pointer;
    }
    .menu-toggle svg { width: 18px; height: 18px; }
    main { overflow: clip; }
    .hero {
      position: relative;
      min-height: 590px;
      display: flex;
      align-items: flex-end;
      padding: 84px 0 64px;
      isolation: isolate;
      background: #17201c;
    }
    .hero-media {
      position: absolute; inset: 0; z-index: -2; overflow: hidden;
      background:
        linear-gradient(90deg, rgba(8,13,11,.88) 0%, rgba(8,13,11,.56) 47%, rgba(8,13,11,.14) 100%),
        linear-gradient(0deg, rgba(8,13,11,.85) 0%, transparent 52%),
        url("https://images.unsplash.com/photo-1518837695005-2083093ee35b?auto=format&fit=crop&w=2000&q=85") center 42% / cover;
      filter: saturate(.72);
    }
    .hero-media::after {
      content: ""; position: absolute; inset: 0;
      background: repeating-linear-gradient(115deg, transparent 0 22%, rgba(255,255,255,.025) 22.1% 22.2%, transparent 22.3% 44%);
      mix-blend-mode: screen;
    }
    .hero-content { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .hero-kicker, .eyebrow {
      display: inline-flex; align-items: center; gap: 9px; color: var(--lime);
      font-size: 11px; font-weight: 700; letter-spacing: 0; text-transform: uppercase;
    }
    .hero-kicker::before { content: ""; width: 20px; height: 1px; background: var(--lime); }
    h1 {
      max-width: 760px; margin: 18px 0 16px; font-size: clamp(38px, 5vw, 64px);
      line-height: 1.16; font-weight: 760; letter-spacing: 0;
    }
    .hero-copy { max-width: 700px; margin: 0; color: #d0d6d0; font-size: 15px; line-height: 1.95; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 26px; }
    .button {
      min-height: 46px; display: inline-flex; justify-content: center; align-items: center; gap: 9px;
      padding: 0 18px; border: 1px solid transparent; border-radius: 6px;
      font-size: 13px; font-weight: 700; cursor: pointer;
      transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .button:hover { transform: translateY(-2px); }
    .button-primary { color: #172016; background: var(--lime); }
    .button-primary:hover { background: #d3ef96; box-shadow: 0 8px 24px rgba(196,230,123,.18); }
    .button-secondary { color: var(--ink); border-color: rgba(255,255,255,.28); background: rgba(14,19,16,.42); }
    .button-secondary:hover { border-color: rgba(255,255,255,.58); background: rgba(255,255,255,.08); }
    .button svg { width: 16px; height: 16px; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 26px; color: #d2d8d1; font-size: 12px; }
    .hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
    .hero-meta b { color: var(--lime); font-weight: 700; }
    .age-note { margin-top: 18px; color: #a9b1ab; font-size: 11px; }
    .section { padding: 72px 0; border-bottom: 1px solid var(--line); }
    .section-soft { background: #141b18; }
    .section-accent { background: #202923; }
    .section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 30px; }
    .section-heading { max-width: 690px; }
    .eyebrow { color: var(--teal); }
    h2 { margin: 8px 0 0; font-size: 30px; line-height: 1.3; font-weight: 720; letter-spacing: 0; }
    .section-intro { max-width: 700px; margin: 13px 0 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
    .text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--lime); font-size: 13px; font-weight: 700; white-space: nowrap; }
    .text-link svg { width: 15px; height: 15px; transition: transform .18s ease; }
    .text-link:hover svg { transform: translateX(3px); }
    .feature-band { display: grid; grid-template-columns: 1.15fr .85fr; gap: 44px; align-items: center; }
    .feature-copy h2 { max-width: 520px; }
    .feature-copy p { max-width: 590px; margin: 15px 0 0; color: var(--muted); }
    .feature-points { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
    .point {
      min-height: 104px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius);
      background: rgba(255,255,255,.025);
    }
    .point strong { display: block; color: var(--lime); font-size: 14px; margin-bottom: 5px; }
    .point span { display: block; color: var(--muted); font-size: 12px; }
    .audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
    .audience-panel { padding: 25px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
    .audience-panel h3 { display: flex; align-items: center; gap: 10px; margin: 0 0 14px; font-size: 17px; }
    .marker { width: 8px; height: 8px; border-radius: 2px; background: var(--lime); }
    .marker.warn { background: var(--coral); }
    .audience-panel p { margin: 0; color: var(--muted); font-size: 13px; }
    .audience-list { display: grid; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
    .audience-list li { position: relative; padding-left: 17px; color: #d2d9d2; font-size: 12px; }
    .audience-list li::before { content: ""; position: absolute; left: 0; top: 10px; width: 5px; height: 5px; background: var(--teal); border-radius: 50%; }
    .audience-panel:last-child .audience-list li::before { background: var(--coral); }
    .solution-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
    .solution {
      min-height: 205px; padding: 22px; border-top: 2px solid var(--teal);
      background: var(--panel); transition: transform .2s ease, background .2s ease;
    }
    .solution:nth-child(2) { border-color: var(--lime); }
    .solution:nth-child(3) { border-color: var(--coral); }
    .solution:hover { transform: translateY(-4px); background: var(--panel-soft); }
    .solution-index { color: var(--subtle); font-size: 11px; }
    .solution h3 { margin: 16px 0 8px; font-size: 17px; }
    .solution p { margin: 0; color: var(--muted); font-size: 12px; }
    .entry-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 40px; align-items: start; }
    .entry-list { border-top: 1px solid var(--line); }
    .entry-item {
      display: grid; grid-template-columns: 42px 1fr 20px; align-items: center; gap: 15px;
      padding: 18px 0; border-bottom: 1px solid var(--line);
    }
    .entry-number { color: var(--lime); font-size: 12px; font-weight: 700; }
    .entry-item strong { display: block; font-size: 14px; }
    .entry-item small { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
    .entry-item svg { width: 16px; height: 16px; color: var(--subtle); }
    .entry-item:hover strong { color: var(--lime); }
    .scene-grid { display: grid; grid-template-columns: 1.1fr .9fr .9fr; gap: 14px; }
    .scene {
      min-height: 238px; display: flex; flex-direction: column; justify-content: end; position: relative;
      overflow: hidden; padding: 22px; border-radius: var(--radius); isolation: isolate;
      background: #26332d;
    }
    .scene::before {
      content: ""; position: absolute; inset: 0; z-index: -2;
      background-position: center; background-size: cover; transition: transform .45s ease;
      filter: saturate(.65);
    }
    .scene:hover::before { transform: scale(1.045); }
    .scene::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(7,11,9,.88), rgba(7,11,9,.05) 80%); }
    .scene-one::before { background-image: url("https://images.unsplash.com/photo-1519608487953-e999c86e7455?auto=format&fit=crop&w=900&q=80"); }
    .scene-two::before { background-image: url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=800&q=80"); }
    .scene-three::before { background-image: url("https://images.unsplash.com/photo-1518837695005-2083093ee35b?auto=format&fit=crop&w=800&q=80"); }
    .scene-tag { align-self: flex-start; margin-bottom: auto; padding: 4px 8px; border: 1px solid rgba(255,255,255,.27); border-radius: 4px; color: #fff; font-size: 10px; }
    .scene h3 { margin: 0; font-size: 18px; }
    .scene p { margin: 5px 0 0; color: #d0d7d1; font-size: 11px; }
    .editorial-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 48px; }
    .editorial-mark { padding-top: 5px; color: var(--coral); font-size: 12px; font-weight: 700; }
    .editorial-list { border-top: 1px solid var(--line); }
    .editorial-row { display: grid; grid-template-columns: 94px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
    .editorial-row time { color: var(--subtle); font-size: 11px; }
    .editorial-row h3 { margin: 0; font-size: 14px; font-weight: 650; }
    .editorial-row p { margin: 5px 0 0; color: var(--muted); font-size: 12px; }
    .standards { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
    .standard { min-height: 150px; padding: 20px; background: rgba(255,255,255,.025); border-right: 1px solid var(--line); }
    .standard:last-child { border-right: 0; }
    .standard-icon { width: 30px; height: 30px; display: grid; place-items: center; margin-bottom: 12px; border: 1px solid rgba(196,230,123,.4); border-radius: 6px; color: var(--lime); font-size: 13px; }
    .standard strong { display: block; font-size: 13px; }
    .standard p { margin: 6px 0 0; color: var(--muted); font-size: 11px; }
    .ranking-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 45px; }
    .ranking-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
    .ranking-row { display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 13px; padding: 14px 0; border-bottom: 1px solid var(--line); }
    .rank { color: var(--subtle); font-size: 12px; font-weight: 700; }
    .ranking-row:nth-child(-n+3) .rank { color: var(--lime); }
    .ranking-row strong { font-size: 13px; }
    .ranking-row small { display: block; color: var(--muted); font-size: 10px; }
    .trend { color: var(--teal); font-size: 11px; }
    .trend.down { color: var(--coral); }
    .quote-band { display: grid; grid-template-columns: .7fr 1.3fr; gap: 36px; align-items: center; padding: 34px; border-left: 3px solid var(--lime); background: #1a221e; }
    .quote-label { color: var(--lime); font-size: 11px; font-weight: 700; }
    blockquote { margin: 0; color: #e2e7e1; font-size: 17px; line-height: 1.8; }
    .quote-credit { display: block; margin-top: 12px; color: var(--muted); font-size: 11px; }
    .media-row { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
    .media-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--panel); }
    .media-thumb { aspect-ratio: 16 / 9; display: flex; align-items: end; padding: 14px; background-size: cover; background-position: center; position: relative; }
    .media-thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0,0,0,.65), transparent 75%); }
    .media-thumb span { z-index: 1; padding: 4px 8px; border-radius: 4px; background: rgba(12,17,14,.76); color: white; font-size: 10px; }
    .thumb-a { background-image: url("https://images.unsplash.com/photo-1519608487953-e999c86e7455?auto=format&fit=crop&w=720&q=75"); }
    .thumb-b { background-image: url("https://images.unsplash.com/photo-1470252649378-9c29740c9fa8?auto=format&fit=crop&w=720&q=75"); }
    .thumb-c { background-image: url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=720&q=75"); }
    .media-body { padding: 15px 16px 17px; }
    .media-body h3 { margin: 0; font-size: 14px; }
    .media-body p { margin: 6px 0 0; color: var(--muted); font-size: 11px; }
    .tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
    .tag { padding: 3px 8px; border: 1px solid var(--line); border-radius: 4px; color: #bdc7bf; font-size: 10px; }
    .timeline { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
    .timeline-item { position: relative; padding: 19px 0 0; border-top: 1px solid rgba(255,255,255,.25); }
    .timeline-item::before { content: ""; position: absolute; width: 7px; height: 7px; top: -4px; left: 0; border-radius: 50%; background: var(--lime); }
    .timeline-item time { color: var(--lime); font-size: 10px; font-weight: 700; }
    .timeline-item h3 { margin: 8px 0 5px; font-size: 14px; }
    .timeline-item p { margin: 0; color: var(--muted); font-size: 11px; }
    .closing {
      padding: 64px 0; background: #c4e67b; color: #172016;
    }
    .closing-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
    .closing h2 { max-width: 650px; margin: 0; font-size: 28px; }
    .closing p { margin: 8px 0 0; color: #364531; font-size: 13px; }
    .closing .button { flex: 0 0 auto; color: var(--ink); background: #172016; }
    .closing .button:hover { background: #29382a; }
    .site-footer { padding: 38px 0 26px; background: #0c100f; }
    .footer-main { display: flex; justify-content: space-between; gap: 34px; padding-bottom: 27px; }
    .footer-brand p { max-width: 410px; margin: 13px 0 0; color: var(--muted); font-size: 11px; }
    .footer-links { display: flex; flex-wrap: wrap; align-content: start; gap: 8px 20px; }
    .footer-links a { color: var(--muted); font-size: 11px; transition: color .15s ease; }
    .footer-links a:hover { color: var(--lime); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 17px; border-top: 1px solid var(--line); color: var(--subtle); font-size: 10px; }
    .legal-note { max-width: 760px; }
    @media (max-width: 1024px) {
      .nav-shell { gap: 14px; }
      .nav-search { width: 155px; }
      .hero { min-height: 550px; }
      .feature-band, .entry-layout, .editorial-layout, .ranking-layout { gap: 28px; }
      .standards { grid-template-columns: repeat(2, minmax(0,1fr)); }
      .standard:nth-child(2) { border-right: 0; }
      .standard:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    }
    @media (max-width: 768px) {
      .container, .hero-content { width: min(100% - 36px, var(--container)); }
      .site-header { width: calc(100% - 28px); top: 8px; margin-top: 8px; }
      .nav-shell { min-height: 58px; padding: 8px 10px 8px 14px; }
      .brand-name { max-width: 190px; font-size: 12px; }
      .menu-toggle { display: grid; place-items: center; margin-left: auto; }
      .nav-links {
        display: none; position: absolute; top: calc(100% + 8px); left: 0; right: 0;
        padding: 10px; border: 1px solid var(--line); border-radius: 8px;
        background: #171e1b; box-shadow: var(--shadow);
      }
      .nav-links.is-open { display: grid; }
      .nav-link { width: 100%; }
      .nav-search { width: 100%; margin-top: 5px; }
      .hero { min-height: 550px; padding: 72px 0 44px; }
      .hero-media {
        background:
          linear-gradient(90deg, rgba(8,13,11,.82), rgba(8,13,11,.3)),
          linear-gradient(0deg, rgba(8,13,11,.91), transparent 74%),
          url("https://images.unsplash.com/photo-1518837695005-2083093ee35b?auto=format&fit=crop&w=1200&q=80") center / cover;
      }
      h1 { max-width: 600px; font-size: 42px; }
      .section { padding: 55px 0; }
      .section-head { align-items: start; flex-direction: column; gap: 14px; }
      h2 { font-size: 26px; }
      .feature-band, .entry-layout, .editorial-layout, .ranking-layout { grid-template-columns: 1fr; }
      .feature-points { margin-top: 2px; }
      .scene-grid { grid-template-columns: 1fr 1fr; }
      .scene:first-child { grid-column: 1 / -1; min-height: 260px; }
      .media-row { grid-template-columns: repeat(2, minmax(0,1fr)); }
      .media-card:last-child { display: none; }
      .quote-band { grid-template-columns: 1fr; gap: 15px; padding: 25px; }
      .closing-inner { align-items: flex-start; flex-direction: column; }
      .timeline { gap: 14px; }
    }
    @media (max-width: 520px) {
      .container, .hero-content { width: calc(100% - 32px); }
      .brand-name { max-width: 215px; font-size: 11px; }
      .hero { min-height: 590px; }
      h1 { font-size: 36px; }
      .hero-copy { font-size: 13px; }
      .hero-actions { display: grid; grid-template-columns: 1fr; max-width: 310px; }
      .hero-actions .button { width: 100%; }
      .hero-meta { gap: 10px 14px; }
      .feature-points, .audience-grid, .solution-grid, .scene-grid, .media-row, .timeline { grid-template-columns: 1fr; }
      .scene:first-child { grid-column: auto; }
      .scene { min-height: 205px; }
      .media-card:last-child { display: block; }
      .standards { grid-template-columns: 1fr; }
      .standard, .standard:nth-child(2) { border-right: 0; border-bottom: 1px solid var(--line); }
      .standard:last-child { border-bottom: 0; }
      .editorial-row { grid-template-columns: 1fr; gap: 4px; }
      .ranking-row { grid-template-columns: 28px 1fr auto; }
      .closing h2 { font-size: 23px; }
      .footer-main, .footer-bottom { flex-direction: column; }
      .footer-links { gap: 10px 15px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
    }

/* roulang page: category1 */
:root {
      color-scheme: dark;
      --ink: #f3f4ef;
      --muted: #a5afa8;
      --subtle: #77827b;
      --bg: #101514;
      --panel: #171e1b;
      --panel-soft: #1d2621;
      --line: rgba(237, 244, 237, .12);
      --lime: #c4e67b;
      --coral: #ef927b;
      --teal: #83c9bd;
      --radius: 8px;
      --shadow: 0 18px 50px rgba(0, 0, 0, .26);
      --container: 1180px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      background: var(--bg);
      color: var(--ink);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 15px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    button:focus-visible, a:focus-visible, input:focus-visible {
      outline: 2px solid var(--lime);
      outline-offset: 4px;
    }
    .container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      top: 12px;
      z-index: 30;
      width: min(var(--container), calc(100% - 48px));
      margin: 12px auto 0;
    }
    .nav-shell {
      min-height: 66px;
      display: flex;
      align-items: center;
      gap: 24px;
      padding: 10px 16px 10px 20px;
      border: 1px solid rgba(255,255,255,.1);
      border-radius: 8px;
      background: rgba(22, 29, 26, .92);
      box-shadow: 0 10px 35px rgba(0,0,0,.22);
      backdrop-filter: blur(16px);
      transition: background .2s ease, border-color .2s ease;
    }
    .brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; font-weight: 750; }
    .brand-mark {
      width: 30px; height: 30px; flex: 0 0 30px; display: grid; place-items: center;
      color: #111713; background: var(--lime); border-radius: 7px; font-size: 16px;
    }
    .brand-name { font-size: 14px; line-height: 1.35; letter-spacing: 0; }
    .nav-links { display: flex; align-items: center; gap: 6px; margin-left: auto; }
    .nav-link {
      display: inline-flex; align-items: center; min-height: 40px; padding: 0 13px;
      border-radius: 6px; color: var(--muted); font-size: 13px;
      transition: color .18s ease, background .18s ease;
    }
    .nav-link:hover, .nav-link.active { color: var(--ink); background: rgba(255,255,255,.07); }
    .nav-link.active { box-shadow: inset 0 -2px var(--lime); }
    .nav-search {
      display: flex; align-items: center; gap: 8px; width: 190px; height: 40px;
      padding: 0 12px; border: 1px solid var(--line); border-radius: 6px;
      background: rgba(0,0,0,.16); color: var(--muted);
    }
    .nav-search svg { width: 16px; height: 16px; flex: 0 0 auto; }
    .nav-search input { width: 100%; min-width: 0; border: 0; outline: 0; color: var(--ink); background: transparent; font-size: 12px; }
    .nav-search input::placeholder { color: var(--subtle); }
    .menu-toggle {
      display: none; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 6px;
      background: transparent; color: var(--ink); cursor: pointer;
    }
    .menu-toggle svg { width: 18px; height: 18px; }
    main { overflow: clip; }
    .hero {
      position: relative;
      min-height: 480px;
      display: grid;
      align-items: center;
      padding: 76px 0 58px;
      isolation: isolate;
      background: #17201c;
    }
    .hero-media {
      position: absolute; inset: 0; z-index: -2; overflow: hidden;
      background:
        linear-gradient(90deg, rgba(8,13,11,.92) 0%, rgba(8,13,11,.78) 42%, rgba(8,13,11,.2) 100%),
        linear-gradient(0deg, rgba(8,13,11,.55), transparent 65%),
        url("https://images.unsplash.com/photo-1518837695005-2083093ee35b?auto=format&fit=crop&w=2000&q=85") center 44% / cover;
      filter: saturate(.72);
    }
    .hero-content { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .hero-copy-wrap { max-width: 760px; }
    .hero-kicker, .eyebrow {
      display: inline-flex; align-items: center; gap: 9px; color: var(--lime);
      font-size: 11px; font-weight: 700; letter-spacing: 0; text-transform: uppercase;
    }
    .hero-kicker::before { content: ""; width: 20px; height: 1px; background: var(--lime); }
    h1, h2, h3, p { margin-top: 0; }
    h1 {
      max-width: 760px; margin-bottom: 18px;
      font-size: clamp(36px, 5vw, 64px); line-height: 1.16; font-weight: 800;
      letter-spacing: 0;
    }
    .hero-copy { max-width: 680px; margin: 0; color: #d0d6d0; font-size: 15px; line-height: 1.95; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 25px; }
    .button {
      min-height: 46px; display: inline-flex; justify-content: center; align-items: center; gap: 9px;
      padding: 0 18px; border: 1px solid transparent; border-radius: 6px;
      font-size: 13px; font-weight: 700; cursor: pointer;
      transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .button:hover { transform: translateY(-2px); }
    .button-primary { color: #172016; background: var(--lime); }
    .button-primary:hover { background: #d3ef96; box-shadow: 0 8px 24px rgba(196,230,123,.18); }
    .button-secondary { color: var(--ink); border-color: rgba(255,255,255,.28); background: rgba(14,19,16,.42); }
    .button-secondary:hover { border-color: rgba(255,255,255,.58); background: rgba(255,255,255,.08); }
    .button svg { width: 16px; height: 16px; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 25px; color: #d2d8d1; font-size: 12px; }
    .hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
    .hero-meta b { color: var(--lime); font-weight: 700; }
    .section { padding: 72px 0; border-bottom: 1px solid var(--line); }
    .section-soft { background: #141b18; }
    .section-accent { background: #202923; }
    .section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 30px; }
    .section-heading { max-width: 690px; }
    .eyebrow { color: var(--teal); }
    .section-title { margin: 7px 0 0; font-size: 31px; line-height: 1.35; letter-spacing: 0; font-weight: 750; }
    .section-intro { max-width: 700px; margin: 13px 0 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
    .text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--lime); font-size: 13px; font-weight: 700; white-space: nowrap; }
    .text-link svg { width: 15px; height: 15px; transition: transform .18s ease; }
    .text-link:hover svg { transform: translateX(3px); }
    .feature-band { display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; align-items: center; }
    .feature-copy h2 { max-width: 560px; margin: 8px 0 15px; font-size: 30px; line-height: 1.4; }
    .feature-copy p { max-width: 590px; margin-bottom: 0; color: var(--muted); line-height: 1.9; }
    .feature-visual {
      position: relative; min-height: 280px; overflow: hidden; border: 1px solid var(--line);
      border-radius: var(--radius); background: #1c2621; box-shadow: var(--shadow);
    }
    .feature-visual img { width: 100%; height: 100%; min-height: 280px; object-fit: cover; filter: saturate(.76); }
    .feature-visual::after { content: ""; position: absolute; inset: 35% 0 0; background: linear-gradient(0deg, rgba(7,12,10,.8), transparent); }
    .visual-caption { position: absolute; z-index: 1; left: 22px; right: 22px; bottom: 18px; display: flex; align-items: end; justify-content: space-between; gap: 16px; }
    .visual-caption strong { font-size: 16px; }
    .visual-caption span { color: #d4ddd5; font-size: 11px; }
    .tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
    .tag {
      display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px;
      border: 1px solid var(--line); border-radius: 5px; color: #d2d8d1; background: rgba(255,255,255,.035);
      font-size: 11px; line-height: 1.3;
    }
    .tag-accent { color: var(--lime); border-color: rgba(196,230,123,.25); background: rgba(196,230,123,.07); }
    .topic-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 54px; align-items: start; }
    .topic-aside { position: sticky; top: 104px; padding-top: 4px; }
    .topic-aside p { max-width: 350px; margin: 14px 0 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
    .topic-list { border-top: 1px solid var(--line); }
    .topic-item {
      display: grid; grid-template-columns: 56px minmax(0,1fr) auto; gap: 18px; align-items: center;
      padding: 20px 0; border-bottom: 1px solid var(--line); transition: padding .18s ease, background .18s ease;
    }
    .topic-item:hover { padding-inline: 10px; background: rgba(255,255,255,.025); }
    .topic-number { color: var(--teal); font-size: 12px; font-weight: 700; font-variant-numeric: tabular-nums; }
    .topic-item h3 { margin: 0 0 4px; font-size: 17px; line-height: 1.45; }
    .topic-item p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
    .topic-arrow { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--lime); transition: transform .18s ease, background .18s ease; }
    .topic-item:hover .topic-arrow { transform: translateX(3px); background: rgba(196,230,123,.08); }
    .topic-arrow svg { width: 14px; height: 14px; }
    .editorial-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
    .editorial-main {
      min-height: 340px; position: relative; display: flex; align-items: end; overflow: hidden;
      border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel);
    }
    .editorial-main img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.72); }
    .editorial-main::after { content: ""; position: absolute; inset: 20% 0 0; background: linear-gradient(0deg, rgba(8,12,10,.92), transparent); }
    .editorial-main-copy { position: relative; z-index: 1; max-width: 560px; padding: 28px; }
    .editorial-main-copy h3 { margin: 10px 0; font-size: 25px; line-height: 1.4; }
    .editorial-main-copy p { max-width: 490px; margin: 0; color: #d0d6d0; font-size: 13px; }
    .editorial-side { display: grid; gap: 18px; }
    .editorial-item { display: flex; flex-direction: column; justify-content: space-between; min-height: 160px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); transition: border-color .2s ease, transform .2s ease; }
    .editorial-item:hover { transform: translateY(-2px); border-color: rgba(131,201,189,.42); }
    .editorial-item h3 { margin: 12px 0 7px; font-size: 17px; line-height: 1.5; }
    .editorial-item p { margin: 0; color: var(--muted); font-size: 12px; }
    .editorial-meta { display: flex; justify-content: space-between; align-items: center; gap: 12px; color: var(--subtle); font-size: 11px; }
    .standard-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: start; }
    .standard-copy { max-width: 520px; }
    .standard-copy h2 { margin: 8px 0 16px; font-size: 30px; line-height: 1.4; }
    .standard-copy p { color: var(--muted); line-height: 1.9; }
    .standard-list { border-top: 1px solid var(--line); }
    .standard-row { display: grid; grid-template-columns: 36px 1fr; gap: 14px; padding: 17px 0; border-bottom: 1px solid var(--line); }
    .standard-icon { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid rgba(131,201,189,.3); border-radius: 50%; color: var(--teal); font-size: 12px; }
    .standard-row strong { display: block; margin-bottom: 3px; font-size: 14px; }
    .standard-row span:last-child { color: var(--muted); font-size: 12px; line-height: 1.7; }
    .closing-band { padding: 44px 0; background: #202923; border-bottom: 1px solid var(--line); }
    .closing-inner { display: flex; justify-content: space-between; align-items: center; gap: 28px; }
    .closing-inner h2 { margin: 0 0 6px; font-size: 23px; line-height: 1.4; }
    .closing-inner p { margin: 0; color: var(--muted); font-size: 13px; }
    .site-footer { padding: 42px 0 22px; background: #0d1210; }
    .footer-main { display: flex; justify-content: space-between; gap: 50px; padding-bottom: 30px; border-bottom: 1px solid var(--line); }
    .footer-brand { max-width: 500px; }
    .footer-brand p { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
    .footer-links { display: flex; flex-wrap: wrap; align-content: start; gap: 12px 22px; padding-top: 5px; }
    .footer-links a { color: var(--muted); font-size: 12px; transition: color .18s ease; }
    .footer-links a:hover { color: var(--lime); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 18px; color: var(--subtle); font-size: 11px; }
    .legal-note { max-width: 680px; text-align: right; }
    .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
    @media (max-width: 1024px) {
      .topic-layout { grid-template-columns: .8fr 1.2fr; gap: 36px; }
      .standard-layout { gap: 32px; }
      .section { padding: 62px 0; }
      .hero { min-height: 450px; }
    }
    @media (max-width: 768px) {
      .container, .hero-content { width: min(var(--container), calc(100% - 36px)); }
      .site-header { width: calc(100% - 36px); }
      .nav-shell { position: relative; justify-content: space-between; gap: 12px; padding: 10px 12px; }
      .menu-toggle { display: grid; place-items: center; flex: 0 0 auto; }
      .nav-links {
        display: none; position: absolute; top: calc(100% + 8px); left: 0; right: 0; margin: 0;
        padding: 12px; flex-direction: column; align-items: stretch; gap: 5px;
        border: 1px solid var(--line); border-radius: 8px; background: #171e1b; box-shadow: var(--shadow);
      }
      .nav-links.is-open { display: flex; }
      .nav-link { width: 100%; }
      .nav-search { width: 100%; }
      .hero { min-height: 420px; padding: 62px 0 48px; }
      .hero-media { background-position: 58% center; }
      .section { padding: 54px 0; }
      .section-head { align-items: start; flex-direction: column; gap: 14px; margin-bottom: 24px; }
      .feature-band, .topic-layout, .standard-layout { grid-template-columns: 1fr; gap: 28px; }
      .topic-aside { position: static; }
      .editorial-grid { grid-template-columns: 1fr; }
      .editorial-main { min-height: 300px; }
      .closing-inner { align-items: start; flex-direction: column; }
      .footer-main { flex-direction: column; gap: 28px; }
      .footer-bottom { flex-direction: column; gap: 8px; }
      .legal-note { text-align: left; }
    }
    @media (max-width: 520px) {
      .container, .hero-content { width: calc(100% - 32px); }
      .site-header { top: 8px; width: calc(100% - 32px); margin-top: 8px; }
      .brand-name { max-width: 210px; font-size: 12px; }
      .hero { min-height: 430px; padding: 52px 0 42px; }
      h1 { font-size: 37px; }
      .hero-copy { font-size: 14px; }
      .hero-actions { align-items: stretch; flex-direction: column; max-width: 280px; }
      .hero-meta { gap: 10px 15px; font-size: 11px; }
      .section { padding: 46px 0; }
      .section-title, .feature-copy h2, .standard-copy h2 { font-size: 25px; }
      .topic-item { grid-template-columns: 34px minmax(0,1fr) 28px; gap: 10px; padding: 17px 0; }
      .topic-item h3 { font-size: 15px; }
      .topic-item p { font-size: 12px; }
      .editorial-main-copy { padding: 20px; }
      .editorial-main-copy h3 { font-size: 20px; }
      .visual-caption { left: 16px; right: 16px; }
      .closing-band { padding: 34px 0; }
      .closing-inner h2 { font-size: 20px; }
      .footer-links { gap: 10px 18px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
    }