/* roulang page: index */
:root {
      --ink: #181716;
      --paper: #F7F4EF;
      --paper-2: #EFE8DF;
      --muted: #6F6760;
      --weak: #8A8078;
      --rosewood: #8F4D5D;
      --rosewood-dark: #743947;
      --tobacco: #7A604E;
      --copper: #C08A73;
      --olive: #7C8170;
      --border: rgba(24, 23, 22, .10);
      --border-strong: rgba(24, 23, 22, .18);
      --shadow: 0 18px 50px rgba(24, 23, 22, .08);
      --shadow-strong: 0 24px 70px rgba(24, 23, 22, .14);
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --container: 1220px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(192, 138, 115, .16), transparent 30%),
        linear-gradient(180deg, #F9F5EF 0%, var(--paper) 44%, #F1EAE2 100%);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.7;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
      background: none;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      border-bottom: 1px solid rgba(24, 23, 22, .08);
      background: rgba(247, 244, 239, .88);
      backdrop-filter: blur(18px);
    }

    .nav-shell {
      height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: max-content;
      font-weight: 700;
      letter-spacing: 0;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      color: #fff;
      background:
        linear-gradient(135deg, var(--rosewood), var(--copper));
      box-shadow: 0 12px 28px rgba(143, 77, 93, .24);
    }

    .brand-mark span {
      width: 18px;
      height: 14px;
      border: 2px solid rgba(255,255,255,.9);
      border-radius: 7px;
      position: relative;
    }

    .brand-mark span:after {
      content: "";
      position: absolute;
      right: 1px;
      bottom: -5px;
      width: 6px;
      height: 6px;
      border-left: 2px solid rgba(255,255,255,.9);
      border-bottom: 2px solid rgba(255,255,255,.9);
      transform: rotate(-35deg);
    }

    .brand-text {
      font-size: 17px;
      white-space: nowrap;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 7px;
      border: 1px solid var(--border);
      border-radius: 16px;
      background: rgba(255, 255, 255, .48);
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 12px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 600;
      transition: background .2s ease, color .2s ease, transform .2s ease;
    }

    .nav-link:hover,
    .nav-link:focus {
      color: var(--ink);
      background: rgba(192, 138, 115, .15);
      outline: none;
    }

    .nav-link.active {
      color: #fff;
      background: var(--ink);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .command-search {
      width: 238px;
      height: 44px;
      display: flex;
      align-items: center;
      gap: 9px;
      padding: 0 12px;
      border: 1px solid var(--border);
      border-radius: 14px;
      background: rgba(255, 255, 255, .58);
      color: var(--weak);
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .command-search:focus-within {
      border-color: rgba(143, 77, 93, .44);
      box-shadow: 0 0 0 4px rgba(143, 77, 93, .12);
      background: #fff;
    }

    .command-search input {
      width: 100%;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--ink);
      font-size: 14px;
    }

    .keycap {
      min-width: 34px;
      height: 24px;
      display: grid;
      place-items: center;
      border: 1px solid var(--border);
      border-radius: 8px;
      background: #F4EEE8;
      color: var(--weak);
      font-size: 12px;
      line-height: 1;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: 13px;
      font-weight: 700;
      font-size: 15px;
      line-height: 1.2;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      outline: none;
      white-space: nowrap;
    }

    .btn:focus-visible {
      box-shadow: 0 0 0 4px rgba(143, 77, 93, .18);
    }

    .btn-primary {
      color: #FFF8F1;
      background: var(--rosewood);
      box-shadow: 0 14px 30px rgba(143, 77, 93, .22);
    }

    .btn-primary:hover {
      transform: translateY(-1px);
      background: var(--rosewood-dark);
      box-shadow: 0 18px 42px rgba(143, 77, 93, .28);
    }

    .btn-dark {
      color: #FFF8F1;
      background: var(--ink);
      box-shadow: 0 14px 34px rgba(24, 23, 22, .2);
    }

    .btn-dark:hover {
      transform: translateY(-1px);
      background: #0F0E0D;
    }

    .btn-secondary {
      color: var(--ink);
      background: rgba(255,255,255,.58);
      border: 1px solid var(--border);
    }

    .btn-secondary:hover {
      transform: translateY(-1px);
      border-color: var(--border-strong);
      background: #fff;
    }

    .mobile-tools {
      display: none;
      align-items: center;
      gap: 8px;
    }

    .icon-btn {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border: 1px solid var(--border);
      border-radius: 13px;
      background: rgba(255,255,255,.58);
      color: var(--ink);
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
    }

    .icon-btn:hover,
    .icon-btn:focus {
      background: #fff;
      border-color: var(--border-strong);
      transform: translateY(-1px);
      outline: none;
    }

    .mobile-panel {
      display: none;
      padding: 0 0 18px;
    }

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

    .mobile-panel .mobile-nav-list {
      display: grid;
      gap: 8px;
      padding: 12px;
      border: 1px solid var(--border);
      border-radius: 18px;
      background: rgba(255,255,255,.72);
    }

    .section {
      padding: 92px 0;
    }

    .section-tight {
      padding: 68px 0;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
      color: var(--rosewood);
      font-size: 14px;
      font-weight: 700;
    }

    .section-title {
      font-size: clamp(28px, 4vw, 38px);
      line-height: 1.22;
      font-weight: 700;
      letter-spacing: 0;
      margin: 0;
    }

    .section-desc {
      margin-top: 14px;
      color: var(--muted);
      font-size: 17px;
      max-width: 760px;
    }

    .hero {
      position: relative;
      min-height: calc(100vh - 76px);
      padding: 80px 0 40px;
      overflow: hidden;
      background: #191715;
      color: #FFF7EF;
    }

    .hero:before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(24,23,22,.84), rgba(24,23,22,.50) 46%, rgba(24,23,22,.28)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1600' height='900' viewBox='0 0 1600 900'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop stop-color='%238F4D5D'/%3E%3Cstop offset='.52' stop-color='%237A604E'/%3E%3Cstop offset='1' stop-color='%23181716'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='1600' height='900' fill='url(/%23g)'/%3E%3Cg opacity='.22' fill='none' stroke='%23F7F4EF' stroke-width='2'%3E%3Cpath d='M120 690 C360 510 520 720 760 520 S1140 250 1480 370'/%3E%3Cpath d='M80 250 C300 340 440 160 700 260 S1100 520 1520 180'/%3E%3C/g%3E%3Cg opacity='.18' fill='%23F7F4EF'%3E%3Ccircle cx='1180' cy='210' r='88'/%3E%3Ccircle cx='1310' cy='510' r='34'/%3E%3Ccircle cx='1010' cy='610' r='54'/%3E%3C/g%3E%3Cg opacity='.28' fill='%23C08A73'%3E%3Crect x='930' y='170' width='370' height='88' rx='28'/%3E%3Crect x='1030' y='310' width='430' height='104' rx='32'/%3E%3Crect x='820' y='490' width='350' height='94' rx='30'/%3E%3C/g%3E%3C/svg%3E") center/cover no-repeat;
    }

    .hero:after {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.65), transparent 82%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .72fr);
      gap: 56px;
      align-items: center;
    }

    .hero h1 {
      max-width: 820px;
      margin: 0;
      font-size: clamp(34px, 5.4vw, 60px);
      line-height: 1.12;
      font-weight: 700;
      letter-spacing: 0;
    }

    .hero-lead {
      max-width: 720px;
      margin: 22px 0 0;
      color: rgba(255, 248, 241, .82);
      font-size: 18px;
      line-height: 1.85;
    }

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

    .hero .btn-secondary {
      color: #FFF8F1;
      background: rgba(255,255,255,.12);
      border-color: rgba(255,255,255,.24);
    }

    .hero .btn-secondary:hover {
      background: rgba(255,255,255,.18);
      border-color: rgba(255,255,255,.36);
    }

    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin-top: 34px;
    }

    .stat-pill {
      min-width: 132px;
      padding: 12px 14px;
      border: 1px solid rgba(255,255,255,.16);
      border-radius: 16px;
      background: rgba(255,255,255,.08);
    }

    .stat-pill strong {
      display: block;
      font-size: 22px;
      line-height: 1.1;
    }

    .stat-pill span {
      display: block;
      margin-top: 5px;
      color: rgba(255,255,255,.68);
      font-size: 13px;
    }

    .hero-panel {
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 30px;
      background: rgba(255,248,241,.12);
      box-shadow: 0 28px 90px rgba(0,0,0,.25);
      overflow: hidden;
      backdrop-filter: blur(12px);
    }

    .visual-stage {
      position: relative;
      min-height: 420px;
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        linear-gradient(135deg, rgba(255,255,255,.14), rgba(255,255,255,.04)),
        radial-gradient(circle at 65% 25%, rgba(192,138,115,.36), transparent 36%);
    }

    .play-orb {
      width: 76px;
      height: 76px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(255,248,241,.92);
      color: var(--rosewood);
      box-shadow: 0 18px 46px rgba(0,0,0,.22);
      transition: transform .2s ease, box-shadow .2s ease;
    }

    .play-orb:hover {
      transform: translateY(-2px) scale(1.02);
      box-shadow: 0 22px 60px rgba(0,0,0,.3);
    }

    .play-orb svg {
      margin-left: 4px;
    }

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

    .entry-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 14px;
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 17px;
      background: rgba(24,23,22,.34);
    }

    .entry-row b {
      font-size: 15px;
    }

    .entry-row span {
      color: rgba(255,255,255,.68);
      font-size: 13px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(143, 77, 93, .10);
      color: var(--rosewood);
      font-size: 13px;
      font-weight: 700;
      line-height: 1;
      white-space: nowrap;
    }

    .tag.neutral {
      background: rgba(24,23,22,.06);
      color: var(--muted);
    }

    .tag.dark {
      background: rgba(255,255,255,.12);
      color: rgba(255,255,255,.86);
      border: 1px solid rgba(255,255,255,.16);
    }

    .hero-next {
      position: relative;
      z-index: 2;
      margin-top: 48px;
      padding: 18px 20px;
      border: 1px solid rgba(255,255,255,.16);
      border-radius: 20px;
      background: rgba(255,255,255,.09);
      color: rgba(255,255,255,.78);
    }

    .timeline-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      position: relative;
    }

    .timeline-card {
      position: relative;
      padding: 22px;
      border: 1px solid var(--border);
      border-radius: 20px;
      background: rgba(255,255,255,.54);
      box-shadow: var(--shadow);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .timeline-card:hover {
      transform: translateY(-2px);
      border-color: var(--border-strong);
      box-shadow: var(--shadow-strong);
    }

    .timeline-num {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      margin-bottom: 18px;
      border-radius: 12px;
      background: var(--ink);
      color: #FFF8F1;
      font-weight: 700;
    }

    .timeline-card.current .timeline-num {
      background: var(--rosewood);
    }

    .timeline-card h3,
    .highlight-card h3,
    .news-item h3,
    .plan-card h3 {
      margin: 0;
      font-size: 18px;
      line-height: 1.35;
      font-weight: 700;
      letter-spacing: 0;
    }

    .timeline-card p,
    .highlight-card p,
    .news-item p,
    .plan-card p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .highlight-layout {
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      gap: 18px;
      align-items: stretch;
    }

    .highlight-card {
      border: 1px solid var(--border);
      border-radius: 22px;
      background: rgba(255,255,255,.58);
      box-shadow: var(--shadow);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .highlight-card:hover,
    .news-item:hover,
    .plan-card:hover {
      transform: translateY(-2px);
      border-color: var(--border-strong);
      box-shadow: var(--shadow-strong);
    }

    .highlight-large {
      min-height: 410px;
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        linear-gradient(145deg, rgba(143,77,93,.14), rgba(255,255,255,.64)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='780' height='480' viewBox='0 0 780 480'%3E%3Crect width='780' height='480' fill='none'/%3E%3Cg fill='none' stroke='%23181716' stroke-opacity='.08' stroke-width='2'%3E%3Crect x='80' y='70' width='250' height='88' rx='28'/%3E%3Crect x='360' y='108' width='300' height='96' rx='30'/%3E%3Crect x='118' y='246' width='380' height='112' rx='34'/%3E%3C/g%3E%3Cg fill='%238F4D5D' fill-opacity='.12'%3E%3Ccircle cx='620' cy='330' r='56'/%3E%3Ccircle cx='168' cy='184' r='26'/%3E%3C/g%3E%3C/svg%3E") center/cover no-repeat;
    }

    .highlight-small-grid {
      display: grid;
      gap: 18px;
    }

    .highlight-small {
      padding: 22px;
    }

    .topic-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .qa-grid {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 24px;
      align-items: start;
    }

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

    .answer-card {
      padding: 18px 20px;
      border: 1px solid var(--border);
      border-radius: 18px;
      background: rgba(255,255,255,.55);
      transition: border-color .2s ease, transform .2s ease, background .2s ease;
    }

    .answer-card:hover {
      transform: translateY(-2px);
      border-color: var(--border-strong);
      background: #fff;
    }

    .answer-card b {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      font-size: 16px;
      line-height: 1.45;
    }

    .answer-card p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 350px;
      gap: 24px;
      align-items: start;
    }

    .news-list {
      display: grid;
      gap: 14px;
    }

    .news-item {
      display: grid;
      grid-template-columns: auto minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 18px;
      border: 1px solid var(--border);
      border-radius: 20px;
      background: rgba(255,255,255,.55);
      box-shadow: 0 12px 32px rgba(24,23,22,.05);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .news-date {
      width: 68px;
      height: 68px;
      display: grid;
      place-items: center;
      border-radius: 18px;
      background: #EFE5DC;
      color: var(--tobacco);
      font-weight: 700;
      text-align: center;
      line-height: 1.2;
    }

    .news-date small {
      display: block;
      font-size: 12px;
      color: var(--weak);
    }

    .side-card {
      position: sticky;
      top: 96px;
      padding: 22px;
      border: 1px solid var(--border);
      border-radius: 22px;
      background: var(--ink);
      color: #FFF8F1;
      box-shadow: var(--shadow-strong);
    }

    .side-card p {
      color: rgba(255,248,241,.72);
    }

    .security-band {
      background: #ECE4DB;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .security-icons {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .security-item {
      padding: 20px;
      border: 1px solid var(--border);
      border-radius: 20px;
      background: rgba(255,255,255,.46);
    }

    .security-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      border-radius: 14px;
      background: rgba(143,77,93,.12);
      color: var(--rosewood);
    }

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

    .plan-card {
      position: relative;
      padding: 24px;
      border: 1px solid var(--border);
      border-radius: 22px;
      background: rgba(255,255,255,.58);
      box-shadow: var(--shadow);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .plan-card.featured {
      border-color: rgba(143,77,93,.34);
      background: linear-gradient(180deg, rgba(143,77,93,.10), rgba(255,255,255,.66));
    }

    .plan-list {
      display: grid;
      gap: 10px;
      margin: 20px 0 22px;
      padding: 0;
      list-style: none;
    }

    .plan-list li {
      display: flex;
      gap: 9px;
      color: var(--muted);
      font-size: 15px;
    }

    .plan-list li:before {
      content: "";
      width: 7px;
      height: 7px;
      flex: 0 0 auto;
      margin-top: 10px;
      border-radius: 50%;
      background: var(--copper);
    }

    .app-cta {
      position: relative;
      overflow: hidden;
      padding: 54px;
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(143,77,93,.72), rgba(24,23,22,.96)),
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size: auto, 38px 38px;
      color: #FFF8F1;
    }

    .app-cta p {
      color: rgba(255,248,241,.76);
    }

    .app-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
    }

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

    .app-checks li {
      display: flex;
      gap: 10px;
      color: rgba(255,248,241,.78);
      font-size: 15px;
    }

    .app-checks li:before {
      content: "✓";
      color: var(--copper);
      font-weight: 700;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 28px;
      align-items: start;
    }

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

    .faq-item {
      border: 1px solid var(--border);
      border-radius: 18px;
      background: rgba(255,255,255,.58);
      overflow: hidden;
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .faq-item:hover {
      border-color: var(--border-strong);
      box-shadow: 0 14px 34px rgba(24,23,22,.06);
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      color: var(--ink);
      text-align: left;
      font-weight: 700;
      font-size: 16px;
    }

    .faq-question:focus-visible {
      outline: 3px solid rgba(143,77,93,.18);
      outline-offset: -3px;
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .faq-item.open .faq-answer {
      display: block;
    }

    .faq-item.open .faq-arrow {
      transform: rotate(180deg);
    }

    .faq-arrow {
      transition: transform .2s ease;
      color: var(--rosewood);
    }

    .site-footer {
      padding: 56px 0 34px;
      background: #171513;
      color: #FFF8F1;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 34px;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-size: 18px;
      font-weight: 700;
    }

    .footer-text {
      max-width: 520px;
      color: rgba(255,248,241,.66);
      font-size: 15px;
    }

    .footer-title {
      margin: 0 0 14px;
      color: rgba(255,248,241,.92);
      font-size: 15px;
      font-weight: 700;
    }

    .footer-links {
      display: grid;
      gap: 9px;
    }

    .footer-links a {
      color: rgba(255,248,241,.62);
      font-size: 14px;
      transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover,
    .footer-links a:focus {
      color: #FFF8F1;
      transform: translateX(2px);
      outline: none;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.12);
      color: rgba(255,248,241,.52);
      font-size: 13px;
    }

    @media (max-width: 1080px) {
      .desktop-nav,
      .nav-actions {
        display: none;
      }

      .mobile-tools {
        display: flex;
      }

      .nav-shell {
        height: 70px;
      }

      .hero {
        min-height: auto;
        padding: 62px 0 34px;
      }

      .hero-inner,
      .highlight-layout,
      .qa-grid,
      .news-layout,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .hero-panel {
        max-width: 680px;
      }

      .timeline-grid,
      .security-icons {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

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

      .side-card {
        position: static;
      }
    }

    @media (max-width: 760px) {
      .site-container {
        width: min(100% - 28px, var(--container));
      }

      .brand-text {
        max-width: 210px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .section {
        padding: 66px 0;
      }

      .section-tight {
        padding: 52px 0;
      }

      .hero h1 {
        font-size: clamp(32px, 10vw, 40px);
      }

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

      .hero-actions,
      .app-actions {
        display: grid;
        grid-template-columns: 1fr;
      }

      .btn {
        width: 100%;
        white-space: normal;
      }

      .hero-stats,
      .topic-row {
        gap: 10px;
      }

      .stat-pill {
        flex: 1 1 calc(50% - 10px);
        min-width: 0;
      }

      .visual-stage {
        min-height: 360px;
        padding: 18px;
      }

      .timeline-grid,
      .security-icons,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .news-item {
        grid-template-columns: 1fr;
      }

      .news-date {
        width: 100%;
        height: auto;
        min-height: 48px;
        justify-items: start;
        padding: 12px 14px;
      }

      .app-cta {
        padding: 28px;
        border-radius: 24px;
      }

      .footer-bottom {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 12px;
      }

      .brand-text {
        max-width: 176px;
        font-size: 15px;
      }

      .mobile-panel .command-search {
        width: 100%;
      }

      .hero {
        padding-top: 48px;
      }

      .hero-next {
        margin-top: 28px;
      }
    }

/* roulang page: category2 */
:root {
      --ink: #181716;
      --ink-soft: #3e3935;
      --muted: #746c66;
      --paper: #f7f4ef;
      --paper-strong: #fffaf4;
      --surface: #ffffff;
      --rose: #8f4d5d;
      --rose-dark: #763d4c;
      --tobacco: #7a604e;
      --copper: #c08a73;
      --olive: #77806b;
      --apricot: #f0ddcf;
      --line: rgba(24, 23, 22, .1);
      --line-strong: rgba(24, 23, 22, .18);
      --shadow: 0 18px 50px rgba(24, 23, 22, .08);
      --shadow-hover: 0 24px 70px rgba(24, 23, 22, .12);
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --container: 1220px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at 15% 8%, rgba(192, 138, 115, .18), transparent 26%),
        linear-gradient(180deg, #f7f4ef 0%, #f3eee7 45%, #f7f4ef 100%);
      line-height: 1.7;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    ::selection {
      background: rgba(143, 77, 93, .18);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(247, 244, 239, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .nav-shell {
      min-height: 78px;
      display: flex;
      align-items: center;
      gap: 22px;
    }

    .brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 700;
      color: var(--ink);
    }

    .brand-text {
      font-size: 18px;
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 13px;
      background: linear-gradient(135deg, var(--ink), var(--rose));
      display: inline-flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 10px 24px rgba(143, 77, 93, .2);
      flex: 0 0 auto;
    }

    .brand-mark span {
      width: 14px;
      height: 14px;
      border-radius: 6px;
      border: 2px solid rgba(255, 250, 244, .9);
      position: relative;
    }

    .brand-mark span::after {
      content: "";
      position: absolute;
      width: 5px;
      height: 5px;
      border-radius: 999px;
      background: rgba(255, 250, 244, .95);
      right: -6px;
      bottom: -3px;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: rgba(255, 250, 244, .68);
      margin-left: auto;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 12px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 600;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--ink);
      background: rgba(143, 77, 93, .08);
      outline: none;
    }

    .nav-link.active {
      color: var(--ink);
      background: var(--surface);
      box-shadow: 0 8px 22px rgba(24, 23, 22, .07);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .command-search {
      height: 42px;
      min-width: 230px;
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 0 12px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(255, 250, 244, .72);
      color: var(--muted);
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .command-search:focus-within {
      border-color: rgba(143, 77, 93, .45);
      box-shadow: 0 0 0 4px rgba(143, 77, 93, .12);
      background: var(--surface);
    }

    .command-search input {
      width: 100%;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--ink);
      font-size: 14px;
      min-width: 0;
    }

    .command-search input::placeholder {
      color: #9a9188;
    }

    .keycap {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 34px;
      height: 24px;
      border-radius: 8px;
      border: 1px solid var(--line);
      background: #f2ece4;
      color: var(--muted);
      font-size: 12px;
      line-height: 1;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 11px 17px;
      border-radius: 13px;
      border: 1px solid transparent;
      font-size: 14px;
      font-weight: 700;
      line-height: 1.2;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      white-space: nowrap;
    }

    .btn:hover,
    .btn:focus-visible {
      transform: translateY(-1px);
      outline: none;
    }

    .btn-primary {
      background: var(--rose);
      color: #fffaf4;
      box-shadow: 0 14px 30px rgba(143, 77, 93, .22);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      background: var(--rose-dark);
      box-shadow: 0 18px 38px rgba(143, 77, 93, .28);
    }

    .btn-secondary {
      background: rgba(255, 250, 244, .75);
      color: var(--ink);
      border-color: var(--line);
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      background: #fffaf4;
      border-color: var(--line-strong);
      box-shadow: 0 12px 26px rgba(24, 23, 22, .08);
    }

    .mobile-tools {
      display: none;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }

    .icon-btn {
      width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--line);
      border-radius: 14px;
      color: var(--ink);
      background: rgba(255, 250, 244, .82);
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
    }

    .icon-btn:hover,
    .icon-btn:focus-visible {
      background: var(--surface);
      border-color: var(--line-strong);
      transform: translateY(-1px);
      outline: none;
    }

    .mobile-panel {
      display: none;
      padding: 0 0 18px;
    }

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

    .mobile-nav-list {
      display: grid;
      gap: 10px;
      padding: 14px;
      border: 1px solid var(--line);
      border-radius: 20px;
      background: rgba(255, 250, 244, .92);
      box-shadow: var(--shadow);
    }

    .page-hero {
      padding: 54px 0 34px;
    }

    .hero-banner {
      position: relative;
      overflow: hidden;
      min-height: 430px;
      border-radius: 32px;
      background:
        linear-gradient(135deg, rgba(24, 23, 22, .86), rgba(62, 57, 53, .62)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0 1px, transparent 1px 64px),
        linear-gradient(45deg, #181716, #8f4d5d 56%, #c08a73);
      color: #fffaf4;
      box-shadow: 0 28px 80px rgba(24, 23, 22, .18);
    }

    .hero-banner::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 75% 28%, rgba(255, 250, 244, .2), transparent 18%),
        radial-gradient(circle at 86% 78%, rgba(192, 138, 115, .2), transparent 24%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr);
      gap: 34px;
      align-items: end;
      padding: clamp(28px, 5vw, 56px);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid rgba(255, 250, 244, .22);
      background: rgba(255, 250, 244, .1);
      color: rgba(255, 250, 244, .88);
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 999px;
      background: var(--copper);
    }

    h1 {
      margin: 18px 0 18px;
      font-size: clamp(34px, 5vw, 56px);
      line-height: 1.1;
      font-weight: 700;
      letter-spacing: 0;
      max-width: 760px;
    }

    .hero-copy {
      max-width: 680px;
      color: rgba(255, 250, 244, .82);
      font-size: 17px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .hero-actions .btn-secondary {
      background: rgba(255, 250, 244, .1);
      color: #fffaf4;
      border-color: rgba(255, 250, 244, .24);
    }

    .hero-actions .btn-secondary:hover {
      background: rgba(255, 250, 244, .16);
      border-color: rgba(255, 250, 244, .38);
    }

    .demo-panel {
      background: rgba(255, 250, 244, .92);
      color: var(--ink);
      border: 1px solid rgba(255, 250, 244, .45);
      border-radius: 26px;
      padding: 18px;
      box-shadow: 0 22px 62px rgba(0, 0, 0, .18);
    }

    .demo-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--line);
    }

    .demo-title {
      font-weight: 700;
      font-size: 15px;
    }

    .status-pill,
    .badge,
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      width: fit-content;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      line-height: 1;
      white-space: nowrap;
    }

    .status-pill {
      padding: 8px 10px;
      color: var(--rose-dark);
      background: rgba(143, 77, 93, .1);
    }

    .status-pill::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 999px;
      background: var(--rose);
    }

    .demo-rows {
      display: grid;
      gap: 10px;
      margin-top: 16px;
    }

    .demo-row {
      display: grid;
      grid-template-columns: 34px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: #fffaf4;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .demo-row:hover {
      transform: translateY(-2px);
      border-color: rgba(143, 77, 93, .28);
      box-shadow: 0 14px 28px rgba(24, 23, 22, .08);
    }

    .row-index {
      width: 34px;
      height: 34px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      background: #f0ddcf;
      color: var(--rose-dark);
      font-weight: 800;
      font-size: 13px;
    }

    .row-title {
      margin: 0;
      font-weight: 700;
      line-height: 1.35;
    }

    .row-text {
      margin: 3px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .section {
      padding: 58px 0;
    }

    .section.alt {
      background:
        linear-gradient(180deg, rgba(24, 23, 22, .04), transparent),
        #eee8df;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .8fr) minmax(260px, .4fr);
      gap: 26px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-kicker {
      margin: 0 0 9px;
      color: var(--rose-dark);
      font-size: 14px;
      font-weight: 800;
    }

    h2 {
      margin: 0;
      font-size: clamp(26px, 3.2vw, 38px);
      line-height: 1.18;
      font-weight: 700;
      letter-spacing: 0;
    }

    .section-summary {
      margin: 0;
      color: var(--muted);
      font-size: 16px;
    }

    .capsule-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      padding: 8px 0 4px;
    }

    .capsule {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 12px 15px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(255, 250, 244, .78);
      color: var(--ink-soft);
      font-weight: 700;
      box-shadow: 0 8px 22px rgba(24, 23, 22, .04);
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }

    .capsule:hover,
    .capsule:focus-visible {
      transform: translateY(-2px);
      border-color: rgba(143, 77, 93, .3);
      background: #fffaf4;
      outline: none;
    }

    .capsule-count {
      color: var(--rose-dark);
      background: rgba(143, 77, 93, .09);
      padding: 4px 8px;
      border-radius: 999px;
      font-size: 12px;
    }

    .index-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(280px, .52fr);
      gap: 20px;
      align-items: start;
    }

    .card {
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255, 250, 244, .84);
      box-shadow: var(--shadow);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .card:hover {
      transform: translateY(-2px);
      border-color: rgba(143, 77, 93, .24);
      box-shadow: var(--shadow-hover);
    }

    .featured-card {
      padding: 24px;
      min-height: 270px;
      display: grid;
      align-content: space-between;
      background:
        linear-gradient(135deg, rgba(255, 250, 244, .92), rgba(240, 221, 207, .76)),
        repeating-linear-gradient(45deg, rgba(24,23,22,.04) 0 1px, transparent 1px 16px);
    }

    .list-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 20px;
    }

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

    .mini-card {
      padding: 18px;
    }

    .card-title {
      margin: 0;
      font-size: 20px;
      line-height: 1.35;
      font-weight: 700;
    }

    .mini-card .card-title {
      font-size: 17px;
    }

    .card-text {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .tag {
      padding: 7px 10px;
      color: var(--ink-soft);
      background: rgba(143, 77, 93, .08);
      border: 1px solid rgba(143, 77, 93, .1);
    }

    .tag.olive {
      background: rgba(119, 128, 107, .12);
      border-color: rgba(119, 128, 107, .16);
    }

    .tag.apricot {
      background: rgba(192, 138, 115, .14);
      border-color: rgba(192, 138, 115, .18);
    }

    .side-note {
      position: sticky;
      top: 102px;
      padding: 20px;
    }

    .note-list {
      display: grid;
      gap: 12px;
      margin: 16px 0 0;
      padding: 0;
      list-style: none;
    }

    .note-list li {
      display: flex;
      gap: 10px;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .note-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 9px;
      border-radius: 999px;
      background: var(--copper);
      flex: 0 0 auto;
    }

    .suggestion-wrap {
      display: grid;
      grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
      gap: 22px;
      align-items: stretch;
    }

    .timeline-mini {
      display: grid;
      gap: 12px;
    }

    .timeline-item {
      position: relative;
      display: grid;
      grid-template-columns: 40px 1fr;
      gap: 14px;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(255, 250, 244, .78);
    }

    .timeline-num {
      width: 40px;
      height: 40px;
      border-radius: 14px;
      background: var(--ink);
      color: #fffaf4;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
    }

    .timeline-item h3,
    .check-card h3 {
      margin: 0;
      font-size: 17px;
      font-weight: 700;
    }

    .timeline-item p,
    .check-card p {
      margin: 5px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .check-panel {
      padding: 24px;
      border-radius: var(--radius-lg);
      color: #fffaf4;
      background:
        linear-gradient(135deg, rgba(24, 23, 22, .94), rgba(122, 96, 78, .78)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0 1px, transparent 1px 42px);
      box-shadow: 0 24px 70px rgba(24, 23, 22, .18);
    }

    .check-list {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 20px;
    }

    .check-card {
      padding: 16px;
      border: 1px solid rgba(255, 250, 244, .14);
      border-radius: 18px;
      background: rgba(255, 250, 244, .08);
    }

    .check-card p {
      color: rgba(255, 250, 244, .7);
    }

    .compare-wrap {
      overflow-x: auto;
      border-radius: 22px;
      border: 1px solid var(--line);
      background: rgba(255, 250, 244, .76);
      box-shadow: var(--shadow);
    }

    .compare-table {
      width: 100%;
      min-width: 760px;
      border-collapse: collapse;
    }

    .compare-table th,
    .compare-table td {
      padding: 18px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      vertical-align: top;
    }

    .compare-table th {
      background: rgba(240, 221, 207, .52);
      font-size: 15px;
      font-weight: 800;
    }

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

    .compare-table td {
      color: var(--muted);
      font-size: 14px;
    }

    .compare-table strong {
      display: block;
      color: var(--ink);
      margin-bottom: 4px;
      font-size: 15px;
    }

    .badge {
      padding: 7px 10px;
      color: #fffaf4;
      background: var(--rose);
    }

    .entry {
      padding: 64px 0;
    }

    .cta-band {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
      padding: clamp(26px, 5vw, 44px);
      border-radius: 30px;
      color: #fffaf4;
      background:
        linear-gradient(135deg, #181716, #3e3935 58%, #8f4d5d),
        repeating-linear-gradient(0deg, rgba(255,255,255,.06) 0 1px, transparent 1px 18px);
      box-shadow: 0 26px 78px rgba(24, 23, 22, .2);
    }

    .cta-band h2 {
      max-width: 760px;
    }

    .cta-band p {
      margin: 12px 0 0;
      max-width: 760px;
      color: rgba(255, 250, 244, .76);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .cta-band .btn-secondary {
      color: #fffaf4;
      background: rgba(255, 250, 244, .1);
      border-color: rgba(255, 250, 244, .22);
    }

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(255, 250, 244, .82);
      overflow: hidden;
      box-shadow: 0 12px 34px rgba(24, 23, 22, .05);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      border: 0;
      background: transparent;
      color: var(--ink);
      font-weight: 800;
      text-align: left;
    }

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

    .faq-icon {
      width: 28px;
      height: 28px;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(143, 77, 93, .1);
      color: var(--rose-dark);
      flex: 0 0 auto;
      transition: transform .2s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--muted);
      font-size: 15px;
    }

    .faq-item.open .faq-answer {
      display: block;
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
    }

    .site-footer {
      padding: 54px 0 26px;
      background: #181716;
      color: #fffaf4;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) .5fr .5fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      color: #fffaf4;
      font-size: 18px;
    }

    .footer-text {
      margin: 16px 0 0;
      max-width: 560px;
      color: rgba(255, 250, 244, .66);
      font-size: 14px;
    }

    .footer-title {
      margin: 0 0 14px;
      font-size: 15px;
      color: #fffaf4;
      font-weight: 800;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 250, 244, .66);
      font-size: 14px;
      transition: color .2s ease, transform .2s ease;
      width: fit-content;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: #fffaf4;
      transform: translateX(2px);
      outline: none;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 38px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 250, 244, .12);
      color: rgba(255, 250, 244, .55);
      font-size: 13px;
    }

    @media (max-width: 1080px) {
      .desktop-nav,
      .nav-actions {
        display: none;
      }

      .mobile-tools {
        display: flex;
      }

      .hero-inner,
      .index-layout,
      .suggestion-wrap,
      .cta-band {
        grid-template-columns: 1fr;
      }

      .side-note {
        position: static;
      }

      .cta-actions {
        justify-content: flex-start;
      }
    }

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

      .nav-shell {
        min-height: 68px;
      }

      .brand-text {
        font-size: 16px;
        max-width: 52vw;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .page-hero {
        padding: 30px 0 22px;
      }

      .hero-banner {
        min-height: auto;
        border-radius: 24px;
      }

      .hero-inner {
        padding: 26px 18px;
        gap: 22px;
      }

      .hero-copy {
        font-size: 15px;
      }

      .demo-row {
        grid-template-columns: 32px 1fr;
      }

      .demo-row .status-pill {
        grid-column: 2;
      }

      .section {
        padding: 44px 0;
      }

      .section-head,
      .list-grid,
      .check-list,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .capsule-grid {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 10px;
      }

      .capsule {
        flex: 0 0 auto;
      }

      .footer-bottom {
        flex-direction: column;
      }
    }

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

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .btn,
      .hero-actions .btn,
      .cta-actions .btn {
        width: 100%;
      }

      .command-search {
        min-width: 100%;
      }

      .mobile-nav-list .nav-link {
        justify-content: flex-start;
      }

      .featured-card,
      .check-panel,
      .cta-band {
        padding: 20px;
        border-radius: 22px;
      }

      .compare-wrap {
        margin-left: -2px;
        margin-right: -2px;
      }
    }

/* roulang page: category1 */
:root {
      --ink: #181716;
      --muted: #665f59;
      --soft: #f7f4ef;
      --paper: #fffaf4;
      --line: rgba(24, 23, 22, .1);
      --rose: #8f4d5d;
      --rose-dark: #743b49;
      --tobacco: #7a604e;
      --copper: #c08a73;
      --olive: #7b806a;
      --mist: #efe6df;
      --shadow: 0 18px 50px rgba(24, 23, 22, .08);
      --shadow-strong: 0 24px 70px rgba(24, 23, 22, .13);
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 12px;
      --container: 1200px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(192, 138, 115, .16), transparent 28%),
        linear-gradient(180deg, #f8f4ee 0%, #fffaf4 46%, #f4efe8 100%);
      line-height: 1.7;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    input {
      min-width: 0;
    }

    ::selection {
      color: #fffaf4;
      background: var(--rose);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      padding: 14px 0;
      background: rgba(247, 244, 239, .88);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(18px);
    }

    .nav-shell {
      display: flex;
      align-items: center;
      gap: 18px;
      min-height: 60px;
      padding: 8px 10px 8px 14px;
      border: 1px solid rgba(24, 23, 22, .08);
      border-radius: 20px;
      background: rgba(255, 250, 244, .9);
      box-shadow: 0 10px 36px rgba(24, 23, 22, .06);
    }

    .brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
      font-weight: 700;
      color: var(--ink);
    }

    .brand-text {
      max-width: 220px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-mark {
      position: relative;
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: 13px;
      background: var(--ink);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .1);
    }

    .brand-mark span {
      width: 15px;
      height: 15px;
      border-radius: 50%;
      background: var(--copper);
      box-shadow: 11px 0 0 rgba(255, 250, 244, .92), 5px 10px 0 rgba(143, 77, 93, .9);
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      flex: 1 1 auto;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 8px 12px;
      border-radius: 12px;
      color: rgba(24, 23, 22, .72);
      font-size: 14px;
      font-weight: 600;
      transition: background .2s ease, color .2s ease, transform .2s ease;
    }

    .nav-link:hover {
      color: var(--ink);
      background: rgba(143, 77, 93, .08);
      transform: translateY(-1px);
    }

    .nav-link.active {
      color: var(--rose-dark);
      background: rgba(143, 77, 93, .12);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
    }

    .command-search {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: 220px;
      min-height: 42px;
      padding: 0 10px 0 13px;
      color: rgba(24, 23, 22, .55);
      border: 1px solid rgba(24, 23, 22, .08);
      border-radius: 14px;
      background: #f1ece5;
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .command-search:focus-within {
      border-color: rgba(143, 77, 93, .48);
      background: #fffaf4;
      box-shadow: 0 0 0 4px rgba(143, 77, 93, .12);
    }

    .command-search input {
      width: 100%;
      border: 0;
      outline: 0;
      color: var(--ink);
      background: transparent;
      font-size: 14px;
    }

    .command-search input::placeholder {
      color: rgba(24, 23, 22, .45);
    }

    .keycap {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 34px;
      height: 24px;
      padding: 0 7px;
      border: 1px solid rgba(24, 23, 22, .1);
      border-radius: 8px;
      background: rgba(255, 250, 244, .86);
      color: rgba(24, 23, 22, .46);
      font-size: 12px;
      line-height: 1;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 11px 16px;
      border: 1px solid transparent;
      border-radius: 12px;
      font-size: 14px;
      font-weight: 700;
      line-height: 1.2;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      white-space: nowrap;
    }

    .btn:hover {
      transform: translateY(-1px);
    }

    .btn:focus-visible,
    .icon-btn:focus-visible,
    .filter-chip:focus-visible,
    .faq-toggle:focus-visible {
      outline: 3px solid rgba(143, 77, 93, .22);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #fffaf4;
      background: var(--rose);
      box-shadow: 0 12px 28px rgba(143, 77, 93, .22);
    }

    .btn-primary:hover {
      background: var(--rose-dark);
      box-shadow: 0 16px 36px rgba(143, 77, 93, .28);
    }

    .btn-secondary {
      color: var(--ink);
      background: rgba(255, 250, 244, .72);
      border-color: rgba(24, 23, 22, .11);
    }

    .btn-secondary:hover {
      background: #fffaf4;
      border-color: rgba(24, 23, 22, .22);
    }

    .mobile-tools {
      display: none;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }

    .icon-btn {
      display: inline-grid;
      place-items: center;
      width: 42px;
      height: 42px;
      border: 1px solid rgba(24, 23, 22, .1);
      border-radius: 13px;
      color: var(--ink);
      background: #fffaf4;
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
    }

    .icon-btn:hover {
      transform: translateY(-1px);
      border-color: rgba(143, 77, 93, .28);
      background: rgba(143, 77, 93, .08);
    }

    .mobile-panel {
      display: none;
      margin-top: 12px;
      padding: 14px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(255, 250, 244, .96);
      box-shadow: var(--shadow);
    }

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

    .mobile-nav-list {
      display: grid;
      gap: 8px;
    }

    .mobile-nav-list .command-search {
      width: 100%;
      margin-top: 8px;
    }

    .mobile-nav-list .btn {
      width: 100%;
      margin-top: 4px;
    }

    .section {
      padding: 82px 0;
    }

    .section-tight {
      padding: 54px 0;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      padding: 7px 11px;
      border: 1px solid rgba(143, 77, 93, .14);
      border-radius: 999px;
      color: var(--rose-dark);
      background: rgba(143, 77, 93, .08);
      font-size: 13px;
      font-weight: 700;
    }

    .section-title {
      max-width: 760px;
      margin: 0;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.18;
      font-weight: 700;
      letter-spacing: 0;
    }

    .section-desc {
      max-width: 740px;
      margin: 16px 0 0;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.85;
    }

    .hero {
      position: relative;
      overflow: hidden;
      padding: 56px 0 38px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: 28px;
      align-items: center;
    }

    .hero-copy {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero h1 {
      margin: 0;
      font-size: clamp(34px, 6vw, 58px);
      line-height: 1.12;
      font-weight: 700;
      letter-spacing: 0;
    }

    .hero-subtitle {
      max-width: 780px;
      margin: 18px auto 0;
      color: var(--muted);
      font-size: clamp(16px, 2vw, 19px);
      line-height: 1.85;
    }

    .hero-search-wrap {
      max-width: 760px;
      margin: 30px auto 0;
      padding: 10px;
      border: 1px solid rgba(24, 23, 22, .09);
      border-radius: 22px;
      background: rgba(255, 250, 244, .86);
      box-shadow: var(--shadow);
    }

    .hero-search {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 10px;
      align-items: center;
    }

    .hero-search label {
      display: flex;
      align-items: center;
      gap: 10px;
      min-height: 54px;
      padding: 0 16px;
      border-radius: 16px;
      color: rgba(24, 23, 22, .55);
      background: #f1ece5;
      border: 1px solid transparent;
    }

    .hero-search label:focus-within {
      border-color: rgba(143, 77, 93, .38);
      box-shadow: 0 0 0 4px rgba(143, 77, 93, .1);
      background: #fffaf4;
    }

    .hero-search input {
      width: 100%;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--ink);
    }

    .quick-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 18px;
    }

    .tag,
    .status-badge,
    .filter-chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      border: 1px solid rgba(24, 23, 22, .08);
      background: rgba(255, 250, 244, .78);
      color: rgba(24, 23, 22, .72);
      font-size: 13px;
      font-weight: 700;
      line-height: 1;
      white-space: nowrap;
    }

    .tag {
      padding: 8px 11px;
    }

    .tag.hot {
      color: var(--rose-dark);
      background: rgba(143, 77, 93, .1);
      border-color: rgba(143, 77, 93, .16);
    }

    .narrative-board {
      position: relative;
      margin-top: 42px;
      min-height: 300px;
      overflow: hidden;
      border-radius: 30px;
      border: 1px solid rgba(24, 23, 22, .1);
      background:
        linear-gradient(135deg, rgba(24, 23, 22, .9), rgba(122, 96, 78, .82)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 52px);
      box-shadow: var(--shadow-strong);
      color: #fffaf4;
    }

    .narrative-board::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255, 250, 244, .08) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 250, 244, .08) 1px, transparent 1px);
      background-size: 46px 46px;
      opacity: .22;
      pointer-events: none;
    }

    .board-content {
      position: relative;
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 28px;
      padding: 34px;
      align-items: end;
    }

    .board-map {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 10px;
      min-height: 210px;
    }

    .map-cell {
      border-radius: 16px;
      min-height: 62px;
      border: 1px solid rgba(255, 250, 244, .14);
      background: rgba(255, 250, 244, .08);
    }

    .map-cell:nth-child(2),
    .map-cell:nth-child(7),
    .map-cell:nth-child(11) {
      background: rgba(192, 138, 115, .34);
    }

    .map-cell:nth-child(3),
    .map-cell:nth-child(8) {
      background: rgba(143, 77, 93, .28);
    }

    .board-panel {
      border-radius: 22px;
      border: 1px solid rgba(255, 250, 244, .14);
      background: rgba(255, 250, 244, .1);
      padding: 20px;
      backdrop-filter: blur(10px);
    }

    .board-panel h2 {
      margin: 0 0 12px;
      font-size: 22px;
      line-height: 1.3;
    }

    .board-row {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 0;
      border-top: 1px solid rgba(255, 250, 244, .12);
      color: rgba(255, 250, 244, .82);
      font-size: 14px;
    }

    .filter-bar {
      position: relative;
      z-index: 2;
      margin-top: -4px;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: 22px;
      background: rgba(255, 250, 244, .92);
      box-shadow: var(--shadow);
    }

    .filter-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
    }

    .filter-chips {
      display: flex;
      align-items: center;
      gap: 9px;
      overflow-x: auto;
      scrollbar-width: thin;
      padding-bottom: 2px;
    }

    .filter-chip {
      padding: 10px 12px;
      cursor: pointer;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: var(--rose-dark);
      border-color: rgba(143, 77, 93, .22);
      background: rgba(143, 77, 93, .1);
      transform: translateY(-1px);
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 28px;
      align-items: start;
    }

    .topic-flow {
      display: grid;
      gap: 16px;
    }

    .topic-card,
    .summary-card,
    .faq-item,
    .notice-card,
    .metric-card {
      border: 1px solid rgba(24, 23, 22, .09);
      border-radius: var(--radius-md);
      background: rgba(255, 250, 244, .86);
      box-shadow: 0 12px 38px rgba(24, 23, 22, .055);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }

    .topic-card {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      padding: 22px;
    }

    .topic-card.featured {
      grid-template-columns: 1fr 210px;
      padding: 26px;
      background: linear-gradient(135deg, rgba(255, 250, 244, .96), rgba(239, 230, 223, .92));
    }

    .topic-card:hover,
    .summary-card:hover,
    .metric-card:hover {
      transform: translateY(-2px);
      border-color: rgba(143, 77, 93, .22);
      box-shadow: var(--shadow);
    }

    .topic-title {
      margin: 12px 0 8px;
      font-size: 22px;
      line-height: 1.35;
      font-weight: 700;
    }

    .topic-text {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .topic-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .status-badge {
      padding: 8px 10px;
      color: var(--tobacco);
      background: rgba(122, 96, 78, .1);
    }

    .topic-action {
      align-self: center;
      display: flex;
      flex-direction: column;
      gap: 10px;
      min-width: 150px;
    }

    .mini-stat {
      display: grid;
      gap: 2px;
      padding: 14px;
      border-radius: 16px;
      background: rgba(24, 23, 22, .05);
      text-align: center;
    }

    .mini-stat strong {
      font-size: 24px;
      line-height: 1.1;
      color: var(--rose-dark);
    }

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

    .summary-stack {
      position: sticky;
      top: 110px;
      display: grid;
      gap: 16px;
    }

    .summary-card {
      padding: 20px;
    }

    .summary-title {
      margin: 0 0 14px;
      font-size: 18px;
      font-weight: 700;
    }

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

    .summary-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .summary-list li::before {
      content: "";
      flex: 0 0 auto;
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--copper);
    }

    .notice-band {
      background: #efe8df;
      border-block: 1px solid rgba(24, 23, 22, .08);
    }

    .notice-grid {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 28px;
      align-items: center;
    }

    .notice-card {
      padding: 24px;
      background: rgba(255, 250, 244, .66);
    }

    .timeline-mini {
      display: grid;
      gap: 14px;
    }

    .timeline-step {
      display: grid;
      grid-template-columns: 36px 1fr;
      gap: 12px;
      align-items: start;
    }

    .timeline-num {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: 12px;
      color: #fffaf4;
      background: var(--rose);
      font-weight: 800;
      font-size: 13px;
    }

    .timeline-step h3 {
      margin: 0 0 4px;
      font-size: 16px;
      font-weight: 700;
    }

    .timeline-step p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 24px;
    }

    .metric-card {
      padding: 18px;
      background: rgba(255, 250, 244, .78);
    }

    .metric-card strong {
      display: block;
      font-size: 28px;
      line-height: 1.1;
      color: var(--rose-dark);
    }

    .metric-card span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .faq-list {
      display: grid;
      gap: 14px;
      margin-top: 30px;
    }

    .faq-item {
      overflow: hidden;
      background: rgba(255, 250, 244, .82);
    }

    .faq-toggle {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 20px 22px;
      border: 0;
      background: transparent;
      color: var(--ink);
      text-align: left;
      font-weight: 700;
      font-size: 17px;
    }

    .faq-arrow {
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      display: inline-grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(143, 77, 93, .1);
      color: var(--rose-dark);
      transition: transform .2s ease;
    }

    .faq-item.open .faq-arrow {
      transform: rotate(45deg);
    }

    .faq-panel {
      display: none;
      padding: 0 22px 20px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .faq-item.open .faq-panel {
      display: block;
    }

    .cta-section {
      padding: 78px 0;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      padding: 34px;
      border-radius: 28px;
      background:
        linear-gradient(135deg, rgba(24, 23, 22, .98), rgba(84, 66, 56, .96)),
        repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 1px, transparent 1px 16px);
      color: #fffaf4;
      box-shadow: var(--shadow-strong);
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, transparent, rgba(192, 138, 115, .16));
      pointer-events: none;
    }

    .cta-content,
    .cta-actions {
      position: relative;
      z-index: 1;
    }

    .cta-panel h2 {
      margin: 0;
      max-width: 680px;
      font-size: clamp(26px, 3.4vw, 38px);
      line-height: 1.22;
      font-weight: 700;
    }

    .cta-panel p {
      max-width: 720px;
      margin: 14px 0 0;
      color: rgba(255, 250, 244, .76);
      font-size: 16px;
      line-height: 1.8;
    }

    .cta-actions {
      display: grid;
      gap: 12px;
      justify-items: end;
    }

    .cta-panel .btn-secondary {
      color: #fffaf4;
      background: rgba(255, 250, 244, .08);
      border-color: rgba(255, 250, 244, .18);
    }

    .cta-panel .btn-secondary:hover {
      background: rgba(255, 250, 244, .14);
      border-color: rgba(255, 250, 244, .28);
    }

    .safe-note {
      display: flex;
      align-items: center;
      gap: 8px;
      color: rgba(255, 250, 244, .72);
      font-size: 13px;
    }

    .site-footer {
      padding: 54px 0 28px;
      background: #181716;
      color: rgba(255, 250, 244, .82);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) .7fr .8fr;
      gap: 40px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 250, 244, .12);
    }

    .footer-brand {
      color: #fffaf4;
      font-size: 18px;
    }

    .footer-text {
      max-width: 460px;
      margin: 16px 0 0;
      color: rgba(255, 250, 244, .66);
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-title {
      margin: 0 0 14px;
      color: #fffaf4;
      font-size: 15px;
      font-weight: 700;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 250, 244, .66);
      font-size: 14px;
      transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover {
      color: #fffaf4;
      transform: translateX(2px);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding-top: 22px;
      color: rgba(255, 250, 244, .56);
      font-size: 13px;
    }

    @media (max-width: 1120px) {
      .desktop-nav,
      .nav-actions {
        display: none;
      }

      .mobile-tools {
        display: flex;
      }

      .brand-text {
        max-width: 280px;
      }

      .content-layout {
        grid-template-columns: 1fr;
      }

      .summary-stack {
        position: static;
        grid-template-columns: repeat(2, 1fr);
      }

      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 860px) {
      .site-container {
        width: min(100% - 28px, var(--container));
      }

      .hero {
        padding-top: 36px;
      }

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

      .hero-search .btn {
        width: 100%;
      }

      .board-content {
        grid-template-columns: 1fr;
        padding: 24px;
      }

      .board-map {
        grid-template-columns: repeat(3, 1fr);
      }

      .topic-card,
      .topic-card.featured {
        grid-template-columns: 1fr;
      }

      .topic-action {
        min-width: 0;
        flex-direction: row;
        flex-wrap: wrap;
      }

      .topic-action .btn {
        flex: 1 1 180px;
      }

      .notice-grid,
      .cta-panel,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-items: stretch;
      }

      .footer-bottom {
        flex-direction: column;
      }
    }

    @media (max-width: 560px) {
      .site-header {
        padding: 10px 0;
      }

      .nav-shell {
        min-height: 56px;
        border-radius: 18px;
      }

      .brand-text {
        max-width: 180px;
        font-size: 15px;
      }

      .brand-mark {
        width: 32px;
        height: 32px;
      }

      .section {
        padding: 58px 0;
      }

      .section-tight {
        padding: 42px 0;
      }

      .hero h1 {
        font-size: 34px;
      }

      .quick-tags {
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .narrative-board {
        border-radius: 24px;
        min-height: 260px;
      }

      .board-content {
        padding: 20px;
      }

      .filter-row {
        align-items: stretch;
      }

      .filter-row .command-search {
        width: 100%;
      }

      .summary-stack,
      .metrics-grid {
        grid-template-columns: 1fr;
      }

      .topic-card {
        padding: 18px;
      }

      .topic-title {
        font-size: 20px;
      }

      .cta-panel {
        padding: 24px;
        border-radius: 22px;
      }
    }