/* roulang page: index */
:root {
      --bg: #0b0b0d;
      --bg-soft: #121216;
      --panel: rgba(28, 28, 33, 0.84);
      --panel-strong: #1b1a1f;
      --text: #f6f2ec;
      --muted: #b8b1aa;
      --subtle: #817a75;
      --line: rgba(255, 255, 255, 0.12);
      --line-strong: rgba(207, 165, 92, 0.35);
      --gold: #cfa55c;
      --gold-2: #f0d08a;
      --wine: #7b1e2c;
      --wine-2: #a83243;
      --bluegrey: #7f91a6;
      --smoke: #202329;
      --success: #78c59a;
      --danger: #d46b72;
      --radius: 8px;
      --shadow: 0 20px 60px rgba(0, 0, 0, 0.36);
      --shadow-soft: 0 12px 32px rgba(0, 0, 0, 0.24);
      --container: 1180px;
      --ease: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--text);
      background:
        radial-gradient(circle at 18% 0%, rgba(123, 30, 44, 0.22), transparent 34%),
        linear-gradient(180deg, #0b0b0d 0%, #111115 46%, #0b0b0d 100%);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      line-height: 1.7;
      letter-spacing: 0;
      overflow-x: hidden;
    }

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

    a:hover,
    a:focus {
      color: var(--gold-2);
    }

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

    button,
    input,
    select {
      font: inherit;
    }

    button:focus,
    input:focus,
    select:focus,
    a:focus-visible {
      outline: 2px solid rgba(240, 208, 138, 0.7);
      outline-offset: 3px;
    }

    .site-shell {
      min-height: 100vh;
      position: relative;
    }

    .container {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid var(--line);
      background: rgba(11, 11, 13, 0.86);
      backdrop-filter: blur(18px);
    }

    .editor-nav {
      min-height: 76px;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 22px;
    }

    .nav-side {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-left {
      justify-content: flex-end;
    }

    .nav-right {
      justify-content: flex-start;
    }

    .nav-link {
      padding: 9px 12px;
      border: 1px solid transparent;
      border-radius: var(--radius);
      color: var(--muted);
      font-size: 14px;
      font-weight: 650;
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--text);
      border-color: var(--line-strong);
      background: rgba(207, 165, 92, 0.08);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 260px;
      padding: 11px 18px;
      border: 1px solid rgba(207, 165, 92, 0.32);
      border-radius: var(--radius);
      background: linear-gradient(135deg, rgba(207, 165, 92, 0.16), rgba(123, 30, 44, 0.16));
      box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
      font-weight: 800;
      color: var(--text);
      text-align: center;
      line-height: 1.25;
    }

    .nav-cta {
      border-color: rgba(207, 165, 92, 0.45);
      color: var(--gold-2);
    }

    .mobile-toggle {
      display: none;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text);
      border-radius: var(--radius);
      padding: 9px 11px;
      cursor: pointer;
    }

    .mobile-menu {
      display: none;
      border-top: 1px solid var(--line);
      padding: 10px 0 16px;
    }

    .mobile-menu.open {
      display: grid;
      gap: 8px;
    }

    .section {
      padding: 86px 0;
      position: relative;
    }

    .section.tight {
      padding: 60px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 0.86fr) minmax(260px, 0.36fr);
      gap: 28px;
      align-items: end;
      margin-bottom: 30px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--gold-2);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0;
      text-transform: none;
      margin-bottom: 12px;
    }

    .eyebrow::before {
      content: "";
      width: 28px;
      height: 1px;
      background: var(--gold);
      display: inline-block;
    }

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

    h1 {
      font-size: clamp(36px, 6vw, 74px);
      line-height: 1.04;
      letter-spacing: 0;
      margin-bottom: 22px;
      max-width: 960px;
    }

    h2 {
      font-size: clamp(28px, 3.4vw, 46px);
      line-height: 1.12;
      letter-spacing: 0;
      margin-bottom: 14px;
    }

    h3 {
      font-size: 20px;
      line-height: 1.3;
      margin-bottom: 10px;
    }

    .lead {
      color: var(--muted);
      font-size: 18px;
      max-width: 760px;
    }

    .muted {
      color: var(--muted);
    }

    .hero {
      padding: 64px 0 82px;
      min-height: 720px;
      display: flex;
      align-items: center;
      background:
        linear-gradient(90deg, rgba(11,11,13,0.96) 0%, rgba(11,11,13,0.78) 56%, rgba(123,30,44,0.24) 100%),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 92px);
      border-bottom: 1px solid var(--line);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.76fr);
      gap: 44px;
      align-items: center;
    }

    .hero-question {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(207, 165, 92, 0.32);
      background: rgba(207, 165, 92, 0.08);
      color: var(--gold-2);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 22px;
    }

    .hero-copy {
      font-size: 18px;
      color: var(--muted);
      max-width: 790px;
      margin-bottom: 28px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 26px 0 22px;
    }

    .button,
    .button.primary,
    .button.secondary,
    .button.hollow {
      border-radius: var(--radius);
      font-weight: 800;
      letter-spacing: 0;
      margin: 0;
      transition: transform var(--ease), background var(--ease), border-color var(--ease), color var(--ease), box-shadow var(--ease);
    }

    .button.primary {
      background: linear-gradient(135deg, var(--gold), #b77739);
      color: #15110b;
      border: 1px solid rgba(240, 208, 138, 0.45);
      box-shadow: 0 14px 32px rgba(207, 165, 92, 0.14);
    }

    .button.primary:hover,
    .button.primary:focus {
      background: linear-gradient(135deg, var(--gold-2), var(--gold));
      color: #15110b;
      transform: translateY(-2px);
    }

    .button.hollow {
      color: var(--text);
      border: 1px solid var(--line-strong);
      background: rgba(255, 255, 255, 0.03);
    }

    .button.hollow:hover,
    .button.hollow:focus {
      background: rgba(207, 165, 92, 0.09);
      border-color: rgba(240, 208, 138, 0.6);
      color: var(--gold-2);
      transform: translateY(-2px);
    }

    .hero-points {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .data-chip,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 32px;
      padding: 6px 10px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.04);
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .badge.gold {
      color: var(--gold-2);
      border-color: rgba(207, 165, 92, 0.32);
      background: rgba(207, 165, 92, 0.08);
    }

    .lead-form {
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid var(--line-strong);
      background: rgba(12, 12, 15, 0.72);
      box-shadow: var(--shadow);
      margin-top: 28px;
      max-width: 720px;
    }

    .lead-form .form-row {
      display: grid;
      grid-template-columns: 1fr 160px;
      gap: 10px;
      align-items: stretch;
    }

    .lead-form input {
      height: 48px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255,255,255,0.05);
      color: var(--text);
      box-shadow: none;
      margin: 0;
    }

    .lead-form input::placeholder {
      color: #918a83;
    }

    .lead-note {
      color: var(--subtle);
      font-size: 13px;
      margin: 10px 0 0;
    }

    .visual-stage {
      border-radius: var(--radius);
      border: 1px solid rgba(255,255,255,0.13);
      background:
        linear-gradient(180deg, rgba(255,255,255,0.08), transparent),
        rgba(25, 25, 30, 0.78);
      box-shadow: var(--shadow);
      padding: 16px;
      overflow: hidden;
    }

    .matrix-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--line);
      margin-bottom: 14px;
    }

    .status-dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 0 5px rgba(120, 197, 154, 0.12);
      display: inline-block;
      margin-right: 8px;
    }

    .visual-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .visual-card {
      min-height: 126px;
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background:
        linear-gradient(135deg, rgba(123, 30, 44, 0.36), rgba(31, 33, 39, 0.86)),
        linear-gradient(45deg, rgba(207,165,92,0.08), transparent);
      position: relative;
      overflow: hidden;
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .visual-card:hover {
      transform: scale(1.035);
      border-color: rgba(240, 208, 138, 0.5);
    }

    .visual-card.wide {
      grid-column: span 2;
      min-height: 150px;
      display: grid;
      grid-template-columns: 1fr 0.8fr;
      gap: 14px;
      align-items: center;
    }

    .visual-card strong {
      display: block;
      font-size: 18px;
      margin-bottom: 8px;
    }

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

    .meter {
      height: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,0.08);
      overflow: hidden;
      margin-top: 14px;
    }

    .meter i {
      display: block;
      height: 100%;
      width: var(--w);
      background: linear-gradient(90deg, var(--gold), var(--wine-2));
      border-radius: inherit;
    }

    .latest-band {
      background: linear-gradient(180deg, rgba(24, 24, 29, 0.8), rgba(13, 13, 16, 0));
    }

    .ticker-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 20px;
    }

    .update-panel,
    .card,
    .answer-card,
    .news-list,
    .proof-card,
    .price-card,
    .app-panel {
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: var(--panel);
      box-shadow: var(--shadow-soft);
    }

    .update-panel {
      padding: 22px;
      display: grid;
      gap: 14px;
    }

    .update-row {
      display: grid;
      grid-template-columns: 126px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 14px;
      border-radius: var(--radius);
      background: rgba(255,255,255,0.035);
      border: 1px solid transparent;
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .update-row:hover {
      transform: translateX(4px);
      border-color: var(--line-strong);
      background: rgba(207,165,92,0.06);
    }

    .update-row time {
      color: var(--gold-2);
      font-size: 13px;
      font-weight: 800;
    }

    .update-row p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .campaign {
      padding: 24px;
      background:
        linear-gradient(145deg, rgba(123, 30, 44, 0.78), rgba(34, 32, 34, 0.9)),
        rgba(24,24,28,0.8);
      border: 1px solid rgba(207,165,92,0.28);
      border-radius: var(--radius);
      min-height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      overflow: hidden;
      position: relative;
    }

    .campaign::after {
      content: "";
      position: absolute;
      inset: auto -20% -35% 25%;
      height: 180px;
      background: linear-gradient(90deg, transparent, rgba(240,208,138,0.16), transparent);
      transform: rotate(-8deg);
    }

    .campaign ul {
      margin: 18px 0 22px;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
      position: relative;
      z-index: 1;
    }

    .campaign li {
      color: var(--text);
      font-size: 14px;
      padding-left: 18px;
      position: relative;
    }

    .campaign li::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--gold-2);
      position: absolute;
      left: 0;
      top: 10px;
    }

    .triple-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .feature-card {
      min-height: 230px;
      padding: 22px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015)),
        var(--panel-strong);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .feature-card:hover {
      transform: translateY(-6px);
      border-color: var(--line-strong);
      box-shadow: var(--shadow);
    }

    .icon-block {
      width: 44px;
      height: 44px;
      border-radius: var(--radius);
      display: grid;
      place-items: center;
      color: #15110b;
      background: linear-gradient(135deg, var(--gold-2), var(--gold));
      font-weight: 900;
      margin-bottom: 18px;
    }

    .rail-wrap {
      overflow-x: auto;
      padding: 8px 0 18px;
      scroll-snap-type: x mandatory;
    }

    .rail-wrap::-webkit-scrollbar {
      height: 9px;
    }

    .rail-wrap::-webkit-scrollbar-thumb {
      background: rgba(207,165,92,0.36);
      border-radius: 999px;
    }

    .content-rail {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(280px, 360px);
      gap: 16px;
      min-width: min-content;
    }

    .rail-card {
      min-height: 270px;
      padding: 20px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(11,11,13,0.12), rgba(11,11,13,0.8)),
        linear-gradient(135deg, rgba(127,145,166,0.18), rgba(123,30,44,0.26)),
        #19191e;
      scroll-snap-align: start;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
      position: relative;
      overflow: hidden;
    }

    .rail-card:hover {
      transform: scale(1.045);
      border-color: rgba(240,208,138,0.55);
      box-shadow: var(--shadow);
      z-index: 2;
    }

    .rail-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(255,255,255,0.08), transparent 45%);
      pointer-events: none;
    }

    .rail-card > * {
      position: relative;
      z-index: 1;
    }

    .rail-card p {
      color: var(--muted);
      font-size: 14px;
      margin-bottom: 0;
    }

    .answer-grid {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 18px;
      align-items: stretch;
    }

    .answer-card {
      padding: 22px;
    }

    .answer-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .answer-list li {
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255,255,255,0.035);
    }

    .answer-list strong {
      display: block;
      margin-bottom: 5px;
    }

    .answer-list span {
      color: var(--muted);
      font-size: 14px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 20px;
    }

    .news-list {
      padding: 14px;
    }

    .news-link {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 18px;
      padding: 17px 14px;
      border-bottom: 1px solid var(--line);
      color: var(--text);
    }

    .news-link:last-child {
      border-bottom: 0;
    }

    .news-link:hover {
      background: rgba(207,165,92,0.06);
      border-radius: var(--radius);
      color: var(--gold-2);
    }

    .news-link p {
      margin: 5px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .recommend {
      padding: 22px;
      border-radius: var(--radius);
      border: 1px solid rgba(207,165,92,0.32);
      background: linear-gradient(180deg, rgba(207,165,92,0.1), rgba(255,255,255,0.03));
      position: sticky;
      top: 96px;
      align-self: start;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .proof-card {
      padding: 22px;
    }

    .proof-bars {
      display: grid;
      gap: 14px;
      margin-top: 18px;
    }

    .bar-row {
      display: grid;
      grid-template-columns: 94px 1fr 52px;
      gap: 12px;
      align-items: center;
      color: var(--muted);
      font-size: 14px;
    }

    .bar-track {
      height: 9px;
      border-radius: 999px;
      background: rgba(255,255,255,0.08);
      overflow: hidden;
    }

    .bar-track span {
      display: block;
      height: 100%;
      width: var(--w);
      background: linear-gradient(90deg, var(--bluegrey), var(--gold));
    }

    .compare-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      overflow: hidden;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      margin-top: 18px;
      font-size: 14px;
    }

    .compare-table th,
    .compare-table td {
      padding: 13px;
      border-bottom: 1px solid var(--line);
      color: var(--muted);
      text-align: left;
    }

    .compare-table th {
      color: var(--text);
      background: rgba(255,255,255,0.05);
    }

    .compare-table tr:last-child td {
      border-bottom: 0;
    }

    .price-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .price-card {
      padding: 24px;
      position: relative;
      overflow: hidden;
    }

    .price-card.featured {
      border-color: rgba(240,208,138,0.52);
      background: linear-gradient(180deg, rgba(207,165,92,0.14), rgba(255,255,255,0.035));
    }

    .price {
      font-size: 32px;
      font-weight: 900;
      color: var(--gold-2);
      margin: 10px 0 14px;
    }

    .price-card ul {
      list-style: none;
      padding: 0;
      margin: 18px 0 22px;
      display: grid;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .price-card li::before {
      content: "✓";
      color: var(--success);
      margin-right: 8px;
      font-weight: 900;
    }

    .app-panel {
      padding: 28px;
      display: grid;
      grid-template-columns: 1fr 0.86fr;
      gap: 24px;
      align-items: center;
      background:
        linear-gradient(135deg, rgba(127,145,166,0.16), rgba(123,30,44,0.22)),
        var(--panel);
    }

    .device-stack {
      display: grid;
      gap: 12px;
    }

    .device-card {
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(10,10,12,0.56);
      display: grid;
      grid-template-columns: 42px 1fr auto;
      gap: 12px;
      align-items: center;
    }

    .faq-wrap {
      max-width: 920px;
      margin: 0 auto;
    }

    .accordion {
      background: transparent;
      border: 0;
    }

    .accordion-item {
      margin-bottom: 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--panel);
    }

    .accordion-title {
      border: 0;
      color: var(--text);
      font-weight: 850;
      font-size: 16px;
      padding: 18px 48px 18px 18px;
      background: rgba(255,255,255,0.03);
    }

    .accordion-title:hover,
    .accordion-title:focus {
      background: rgba(207,165,92,0.08);
      color: var(--gold-2);
    }

    .accordion-content {
      border: 0;
      background: rgba(8,8,10,0.42);
      color: var(--muted);
      padding: 18px;
    }

    .floating-cta {
      position: fixed;
      right: 18px;
      bottom: 22px;
      z-index: 60;
      display: grid;
      gap: 10px;
      width: 238px;
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid rgba(207,165,92,0.42);
      background: rgba(16,16,19,0.92);
      box-shadow: var(--shadow);
      backdrop-filter: blur(14px);
    }

    .floating-cta strong {
      font-size: 14px;
    }

    .floating-cta span {
      color: var(--muted);
      font-size: 12px;
      line-height: 1.5;
    }

    .site-footer {
      padding: 46px 0 34px;
      border-top: 1px solid var(--line);
      background: #080809;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: start;
    }

    .footer-brand {
      font-size: 20px;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 8px;
    }

    .footer-links {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .footer-links a {
      color: var(--muted);
      padding: 7px 10px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      font-size: 14px;
    }

    .footer-links a:hover {
      border-color: var(--line-strong);
      color: var(--gold-2);
      background: rgba(207,165,92,0.06);
    }

    .copyright {
      margin-top: 24px;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      color: var(--subtle);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .editor-nav {
        grid-template-columns: auto 1fr auto;
      }

      .nav-side {
        display: none;
      }

      .brand {
        min-width: 0;
        justify-self: center;
        font-size: 14px;
        padding: 10px 12px;
      }

      .mobile-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }

      .hero-grid,
      .ticker-grid,
      .answer-grid,
      .news-layout,
      .proof-grid,
      .app-panel {
        grid-template-columns: 1fr;
      }

      .recommend {
        position: static;
      }

      .hero {
        min-height: auto;
      }

      .section-head {
        grid-template-columns: 1fr;
      }

      .price-grid,
      .triple-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .section {
        padding: 62px 0;
      }

      .hero {
        padding: 44px 0 66px;
      }

      .lead-form .form-row,
      .update-row,
      .news-link,
      .device-card {
        grid-template-columns: 1fr;
      }

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

      .visual-card.wide {
        grid-column: auto;
        grid-template-columns: 1fr;
      }

      .content-rail {
        grid-auto-columns: minmax(246px, 82vw);
      }

      .floating-cta {
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        border-radius: 8px 8px 0 0;
        grid-template-columns: 1fr auto;
        align-items: center;
      }

      .floating-cta .button {
        padding-left: 14px;
        padding-right: 14px;
        white-space: nowrap;
      }

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

      .footer-links {
        justify-content: flex-start;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 34px;
      }

      h2 {
        font-size: 27px;
      }

      .hero-actions {
        display: grid;
      }

      .hero-actions .button {
        width: 100%;
      }

      .floating-cta {
        grid-template-columns: 1fr;
      }

      .bar-row {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .compare-table {
        font-size: 13px;
      }

      .compare-table th,
      .compare-table td {
        padding: 10px;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #0c0e12;
      --bg-2: #11151b;
      --panel: #151922;
      --panel-2: #1b202a;
      --line: rgba(255, 255, 255, 0.09);
      --line-2: rgba(255, 255, 255, 0.14);
      --text: #f3f5f7;
      --muted: #a8b0ba;
      --muted-2: #7f8a97;
      --accent: #c58a4a;
      --accent-2: #8a3942;
      --accent-3: #6d7f97;
      --success: #5aa67b;
      --radius: 8px;
      --radius-sm: 6px;
      --shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
      --shadow-soft: 0 10px 26px rgba(0, 0, 0, 0.22);
      --space: 24px;
      --space-sm: 14px;
      --space-xs: 10px;
      --header-h: 76px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 24%),
        linear-gradient(180deg, #0c0e12 0%, #10141a 100%);
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      padding-bottom: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    ::selection {
      background: rgba(197, 138, 74, 0.35);
      color: #fff;
    }

    .container {
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 70;
      backdrop-filter: blur(18px);
      background: rgba(12, 14, 18, 0.84);
      border-bottom: 1px solid var(--line);
    }

    .editor-nav {
      min-height: var(--header-h);
      display: grid;
      grid-template-columns: 1fr auto 1fr auto;
      align-items: center;
      gap: 18px;
    }

    .nav-side {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 2px;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text);
      letter-spacing: 0;
      white-space: nowrap;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 38px;
      padding: 8px 0;
      color: var(--muted);
      font-size: 0.96rem;
      transition: color 0.2s ease, opacity 0.2s ease;
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--text);
    }

    .nav-link.active {
      color: var(--text);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 4px;
      height: 1px;
      background: var(--accent);
    }

    .nav-cta {
      padding: 9px 14px;
      border: 1px solid rgba(197, 138, 74, 0.35);
      border-radius: 6px;
      background: rgba(197, 138, 74, 0.08);
      color: #f1e4d4;
    }

    .nav-cta:hover,
    .nav-cta:focus-visible {
      background: rgba(197, 138, 74, 0.14);
      border-color: rgba(197, 138, 74, 0.55);
      color: #fff;
    }

    .nav-cta::after {
      display: none;
    }

    .mobile-toggle {
      display: none;
      align-items: center;
      gap: 8px;
      min-height: 40px;
      padding: 8px 13px;
      border: 1px solid var(--line-2);
      border-radius: 6px;
      background: rgba(255, 255, 255, 0.02);
      color: var(--text);
    }

    .mobile-toggle:hover,
    .mobile-toggle:focus-visible {
      background: rgba(255, 255, 255, 0.05);
      border-color: rgba(255, 255, 255, 0.2);
    }

    .mobile-menu {
      display: none;
      padding: 0 0 16px;
    }

    .mobile-menu.open {
      display: block;
    }

    .mobile-menu .nav-link,
    .mobile-menu .nav-cta {
      display: flex;
      width: 100%;
      justify-content: flex-start;
      padding: 12px 14px;
      margin-top: 8px;
      border-radius: 6px;
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid var(--line);
    }

    .mobile-menu .nav-link.active {
      border-color: rgba(197, 138, 74, 0.45);
      background: rgba(197, 138, 74, 0.07);
    }

    .hero {
      padding: 34px 0 18px;
    }

    .hero-shell {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
      gap: 26px;
      align-items: stretch;
    }

    .hero-copy,
    .hero-preview,
    .section,
    .desktop-float,
    .mobile-cta {
      border-radius: var(--radius);
    }

    .hero-copy {
      padding: 10px 0 4px;
    }

    .eyebrow {
      margin: 0 0 10px;
      color: var(--accent);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0;
    }

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

    h1 {
      margin-bottom: 12px;
      font-size: 3rem;
      line-height: 1.04;
      letter-spacing: 0;
      word-break: keep-all;
      overflow-wrap: anywhere;
    }

    h2 {
      margin-bottom: 10px;
      font-size: 1.6rem;
      line-height: 1.18;
      letter-spacing: 0;
      word-break: keep-all;
      overflow-wrap: anywhere;
    }

    h3 {
      margin-bottom: 8px;
      font-size: 1.1rem;
      line-height: 1.26;
      letter-spacing: 0;
    }

    .hero-lead {
      max-width: 56ch;
      color: var(--muted);
      font-size: 1rem;
      line-height: 1.8;
      margin-bottom: 18px;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 18px;
    }

    .tag,
    .badge,
    .status-chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 6px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
      color: var(--muted);
      font-size: 0.82rem;
      line-height: 1;
    }

    .tag-accent {
      color: #f3e4d1;
      border-color: rgba(197, 138, 74, 0.34);
      background: rgba(197, 138, 74, 0.08);
    }

    .cta-row {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 8px 0 16px;
    }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 44px;
      padding: 11px 16px;
      border-radius: 6px;
      border: 1px solid transparent;
      font-weight: 700;
      line-height: 1;
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
      letter-spacing: 0;
    }

    .button:hover,
    .button:focus-visible {
      transform: translateY(-1px);
    }

    .button.primary {
      background: var(--accent);
      color: #130d07;
      box-shadow: 0 14px 28px rgba(197, 138, 74, 0.18);
    }

    .button.primary:hover,
    .button.primary:focus-visible {
      background: #d29a58;
      color: #130d07;
    }

    .button.secondary {
      border-color: rgba(255, 255, 255, 0.16);
      background: rgba(255, 255, 255, 0.02);
      color: var(--text);
    }

    .button.secondary:hover,
    .button.secondary:focus-visible {
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(255, 255, 255, 0.24);
      color: #fff;
    }

    .button.ghost {
      border-color: rgba(197, 138, 74, 0.38);
      background: rgba(197, 138, 74, 0.07);
      color: #f6e4cf;
    }

    .button.ghost:hover,
    .button.ghost:focus-visible {
      background: rgba(197, 138, 74, 0.12);
      border-color: rgba(197, 138, 74, 0.62);
    }

    .remind-form {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 10px;
      align-items: center;
      max-width: 520px;
      margin-bottom: 8px;
    }

    .remind-form input {
      width: 100%;
      min-height: 44px;
      padding: 11px 14px;
      border-radius: 6px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
      color: var(--text);
      outline: none;
      transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    }

    .remind-form input::placeholder {
      color: var(--muted-2);
    }

    .remind-form input:focus {
      border-color: rgba(197, 138, 74, 0.55);
      background: rgba(255, 255, 255, 0.03);
      box-shadow: 0 0 0 3px rgba(197, 138, 74, 0.12);
    }

    .mini-note {
      color: var(--muted-2);
      font-size: 0.86rem;
      margin-bottom: 18px;
    }

    .stats-strip {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      max-width: 620px;
    }

    .stat {
      padding: 14px;
      border-radius: 6px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
    }

    .stat strong {
      display: block;
      margin-bottom: 3px;
      font-size: 1rem;
      color: #fff;
    }

    .stat span {
      color: var(--muted);
      font-size: 0.88rem;
    }

    .hero-preview {
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 32%),
        linear-gradient(180deg, #151922 0%, #10141b 100%);
      box-shadow: var(--shadow);
      padding: 16px;
    }

    .preview-frame {
      height: 100%;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .preview-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
    }

    .badge-live {
      color: #f7e6d2;
      border-color: rgba(197, 138, 74, 0.34);
      background: rgba(197, 138, 74, 0.08);
    }

    .preview-cover {
      position: relative;
      min-height: 260px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 22px;
      border-radius: 6px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 36%),
        linear-gradient(135deg, rgba(138, 57, 66, 0.28), rgba(20, 24, 31, 0.06) 42%, rgba(197, 138, 74, 0.12)),
        linear-gradient(180deg, #171b23 0%, #11151b 100%);
      overflow: hidden;
    }

    .preview-cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.04) 50%, transparent 100%),
        linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.04) 100%);
      opacity: 0.6;
      pointer-events: none;
    }

    .cover-copy,
    .mini-grid {
      position: relative;
      z-index: 1;
    }

    .cover-copy p {
      margin-bottom: 6px;
      color: var(--muted);
      font-size: 0.88rem;
    }

    .countdown {
      font-size: 2.6rem;
      line-height: 1;
      font-weight: 800;
      letter-spacing: 0;
      color: #fff;
      margin-bottom: 8px;
      word-break: keep-all;
    }

    .countdown-sub {
      color: var(--muted);
      font-size: 0.92rem;
    }

    .mini-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }

    .mini-grid div {
      padding: 11px 12px;
      border-radius: 6px;
      border: 1px solid var(--line);
      background: rgba(10, 12, 16, 0.4);
    }

    .mini-grid span {
      display: block;
      margin-bottom: 4px;
      color: var(--muted-2);
      font-size: 0.8rem;
    }

    .mini-grid strong {
      color: #fff;
      font-size: 0.98rem;
    }

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

    .signal-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .signal-dot {
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 0 3px rgba(90, 166, 123, 0.12);
      flex: 0 0 auto;
    }

    .section {
      position: relative;
      padding: 26px 0;
    }

    .section.band {
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0.01));
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .section-head {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: 18px;
      margin-bottom: 16px;
    }

    .section-head p {
      margin-bottom: 0;
    }

    .section-copy {
      max-width: 62ch;
      color: var(--muted);
      font-size: 0.96rem;
      line-height: 1.78;
    }

    .track-toolbar {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      padding: 14px 0 10px;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      margin-bottom: 16px;
    }

    .track-count {
      color: var(--muted);
      font-size: 0.9rem;
    }

    .filter-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      justify-content: flex-end;
    }

    .filter-chip,
    .sort-select {
      min-height: 40px;
      padding: 9px 12px;
      border-radius: 6px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
      color: var(--muted);
      transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease, transform 0.2s ease;
    }

    .filter-chip:hover,
    .filter-chip:focus-visible,
    .sort-select:hover,
    .sort-select:focus-visible {
      border-color: rgba(255, 255, 255, 0.18);
      color: var(--text);
      transform: translateY(-1px);
      outline: none;
    }

    .filter-chip.active {
      color: #fff;
      border-color: rgba(197, 138, 74, 0.48);
      background: rgba(197, 138, 74, 0.09);
    }

    .sort-select {
      min-width: 160px;
    }

    .rail {
      display: flex;
      gap: 14px;
      overflow-x: auto;
      padding-bottom: 8px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
      scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
    }

    .rail::-webkit-scrollbar {
      height: 8px;
    }

    .rail::-webkit-scrollbar-thumb {
      background: rgba(255, 255, 255, 0.18);
      border-radius: 999px;
    }

    .rail-card {
      flex: 0 0 285px;
      min-height: 210px;
      scroll-snap-align: start;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 14px;
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 28%),
        rgba(255, 255, 255, 0.02);
      box-shadow: var(--shadow-soft);
      transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
    }

    .rail-card:hover,
    .rail-card:focus-within {
      transform: translateY(-3px);
      border-color: rgba(197, 138, 74, 0.35);
      box-shadow: 0 18px 34px rgba(0, 0, 0, 0.3);
    }

    .rail-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
    }

    .rail-status {
      color: #dfe6ef;
      font-size: 0.84rem;
    }

    .rail-card h3 {
      margin-bottom: 8px;
      font-size: 1.02rem;
    }

    .rail-card p {
      color: var(--muted);
      font-size: 0.93rem;
      line-height: 1.7;
      margin-bottom: 0;
    }

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .card-meta span {
      padding: 6px 9px;
      border-radius: 6px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.015);
      color: var(--muted);
      font-size: 0.8rem;
    }

    .list-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      margin-top: 16px;
    }

    .list-card {
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
    }

    .list-card h3 {
      font-size: 1rem;
    }

    .list-card p {
      margin-bottom: 0;
      color: var(--muted);
      font-size: 0.92rem;
      line-height: 1.72;
    }

    .evidence-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr 1fr;
      gap: 14px;
      align-items: stretch;
    }

    .metric-card,
    .plan-card,
    .faq-card,
    .safety-card {
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
    }

    .metric-row {
      display: grid;
      gap: 12px;
      margin-top: 10px;
    }

    .metric {
      display: grid;
      gap: 6px;
    }

    .metric-head {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .bar {
      height: 8px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.06);
      overflow: hidden;
    }

    .bar > span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--accent), #d2a56f);
    }

    .quote {
      display: grid;
      gap: 10px;
    }

    .quote blockquote {
      margin: 0;
      color: #f1f4f7;
      font-size: 1.02rem;
      line-height: 1.72;
    }

    .quote p {
      margin-bottom: 0;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 10px;
      overflow: hidden;
    }

    .compare-table th,
    .compare-table td {
      padding: 12px 10px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .compare-table th {
      color: #fff;
      font-weight: 700;
      background: rgba(255, 255, 255, 0.015);
    }

    .compare-table tr:last-child td {
      border-bottom: none;
    }

    .plan-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      align-items: stretch;
    }

    .plan-card {
      display: flex;
      flex-direction: column;
      gap: 14px;
      justify-content: space-between;
    }

    .plan-price {
      display: flex;
      align-items: baseline;
      gap: 8px;
      flex-wrap: wrap;
    }

    .plan-price strong {
      font-size: 2rem;
      line-height: 1;
      color: #fff;
    }

    .plan-price span {
      color: var(--muted);
      font-size: 0.92rem;
    }

    .plan-list {
      display: grid;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .plan-list li {
      display: flex;
      align-items: flex-start;
      gap: 9px;
    }

    .plan-list i {
      color: var(--accent);
      margin-top: 4px;
      flex: 0 0 auto;
    }

    .plan-card .button {
      width: 100%;
      margin-top: 4px;
    }

    .accordion {
      margin: 0;
      background: transparent;
      border: none;
    }

    .accordion-item {
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.02);
      border-radius: var(--radius);
      overflow: hidden;
      margin-bottom: 12px;
    }

    .accordion-title {
      padding: 16px 18px;
      color: #fff;
      font-weight: 700;
      border: none;
      background: transparent;
      line-height: 1.45;
    }

    .accordion-title:hover,
    .accordion-title:focus {
      background: rgba(255, 255, 255, 0.03);
      color: #fff;
    }

    .accordion-content {
      padding: 0 18px 18px;
      color: var(--muted);
      border: none;
      background: transparent;
      line-height: 1.78;
    }

    .safety-card {
      display: grid;
      gap: 14px;
    }

    .safety-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .safety-item {
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.015);
    }

    .safety-item strong {
      display: block;
      margin-bottom: 4px;
      color: #fff;
      font-size: 0.98rem;
    }

    .safety-item span {
      color: var(--muted);
      font-size: 0.9rem;
      line-height: 1.65;
    }

    .cta-panel {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      justify-content: space-between;
      padding: 18px;
      border: 1px solid rgba(197, 138, 74, 0.22);
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(197, 138, 74, 0.08), rgba(255, 255, 255, 0.015));
      margin-top: 16px;
    }

    .cta-panel p {
      margin-bottom: 0;
      color: var(--muted);
      line-height: 1.7;
    }

    .cta-panel .button {
      min-width: 148px;
    }

    .desktop-float {
      position: fixed;
      right: 18px;
      bottom: 18px;
      z-index: 55;
      width: 220px;
      padding: 14px;
      border: 1px solid var(--line);
      background: rgba(15, 18, 24, 0.92);
      box-shadow: var(--shadow);
      backdrop-filter: blur(16px);
      display: grid;
      gap: 10px;
    }

    .desktop-float .label {
      color: var(--muted);
      font-size: 0.84rem;
    }

    .desktop-float .button {
      width: 100%;
    }

    .mobile-cta {
      display: none;
    }

    .site-footer {
      padding: 26px 0 38px;
      border-top: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.01);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
      gap: 18px;
      align-items: start;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--line);
      margin-bottom: 14px;
    }

    .footer-brand {
      margin-bottom: 8px;
      font-weight: 700;
      color: #fff;
      font-size: 1rem;
    }

    .muted {
      color: var(--muted);
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px 16px;
    }

    .footer-links a {
      color: var(--muted);
      transition: color 0.2s ease;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: #fff;
    }

    .copyright {
      color: var(--muted-2);
      font-size: 0.88rem;
    }

    .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;
    }

    .hidden-track {
      display: none !important;
    }

    .focus-ring:focus-visible {
      outline: 2px solid rgba(197, 138, 74, 0.58);
      outline-offset: 2px;
    }

    @media (max-width: 1024px) {
      h1 {
        font-size: 2.4rem;
      }

      .hero-shell,
      .evidence-grid,
      .plan-grid {
        grid-template-columns: 1fr;
      }

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

      .footer-links {
        justify-content: flex-start;
      }

      .desktop-float {
        width: 200px;
      }
    }

    @media (max-width: 768px) {
      :root {
        --header-h: 68px;
      }

      .editor-nav {
        grid-template-columns: auto 1fr auto;
      }

      .nav-side {
        display: none;
      }

      .brand {
        justify-content: flex-start;
        font-size: 0.98rem;
      }

      .mobile-toggle {
        display: inline-flex;
        justify-self: end;
      }

      .hero {
        padding-top: 24px;
      }

      h1 {
        font-size: 2rem;
        line-height: 1.12;
      }

      h2 {
        font-size: 1.32rem;
      }

      .hero-shell {
        gap: 18px;
      }

      .stats-strip {
        grid-template-columns: 1fr;
        max-width: none;
      }

      .remind-form {
        grid-template-columns: 1fr;
      }

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

      .section-head,
      .track-toolbar,
      .cta-panel {
        align-items: flex-start;
      }

      .section-head,
      .track-toolbar {
        flex-direction: column;
      }

      .filter-bar {
        justify-content: flex-start;
      }

      .sort-select {
        width: 100%;
      }

      .desktop-float {
        display: none;
      }

      .mobile-cta {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 60;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        padding: 12px 16px 16px;
        border-top: 1px solid var(--line);
        background: rgba(11, 13, 18, 0.95);
        backdrop-filter: blur(14px);
      }

      .mobile-cta .button {
        width: 100%;
      }

      body {
        padding-bottom: 88px;
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(100% - 20px, 1180px);
      }

      h1 {
        font-size: 1.82rem;
      }

      .hero-preview,
      .metric-card,
      .plan-card,
      .faq-card,
      .safety-card,
      .rail-card,
      .list-card {
        padding: 16px;
      }

      .preview-cover {
        min-height: 230px;
        padding: 18px;
      }

      .countdown {
        font-size: 2.2rem;
      }

      .track-toolbar,
      .section-head {
        gap: 10px;
      }

      .cta-panel {
        padding: 16px;
      }
    }