/* roulang page: index */
:root {
      --bg: #0b0f14;
      --bg-soft: #111720;
      --panel: #141b24;
      --panel-2: #18212c;
      --line: rgba(255,255,255,.09);
      --line-strong: rgba(255,255,255,.16);
      --text: #eef4fb;
      --muted: #98a7b8;
      --muted-2: #748395;
      --accent: #33d1b0;
      --accent-2: #f0b35a;
      --accent-3: #8af4df;
      --danger: #ff6f6f;
      --shadow: 0 22px 54px rgba(0,0,0,.32);
      --shadow-soft: 0 12px 30px rgba(0,0,0,.22);
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1240px;
      --gap: 24px;
      --ease: 220ms cubic-bezier(.2,.8,.2,1);
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(51,209,176,.12), transparent 24%),
        radial-gradient(circle at top right, rgba(240,179,90,.09), transparent 22%),
        linear-gradient(180deg, #090c10 0%, #0b1016 40%, #0b0f14 100%);
      line-height: 1.7;
      letter-spacing: .2px;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    ::selection { background: rgba(51,209,176,.25); color: var(--text); }
    .container {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      backdrop-filter: blur(14px);
      background: rgba(8, 12, 18, .72);
      border-bottom: 1px solid rgba(255,255,255,.06);
      transition: padding var(--ease), box-shadow var(--ease), background var(--ease);
    }
    .site-header.is-scrolled {
      background: rgba(8, 12, 18, .88);
      box-shadow: 0 16px 30px rgba(0,0,0,.16);
    }
    .header-inner {
      min-height: 84px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      transition: min-height var(--ease);
    }
    .site-header.is-scrolled .header-inner { min-height: 70px; }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: .2px;
      white-space: nowrap;
    }
    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background:
        linear-gradient(135deg, rgba(51,209,176,.94), rgba(240,179,90,.84));
      box-shadow: 0 10px 24px rgba(51,209,176,.18);
      position: relative;
      flex: 0 0 auto;
    }
    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 10px;
      border-radius: 10px;
      border: 2px solid rgba(11,15,20,.78);
    }
    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 1px;
      line-height: 1.15;
    }
    .brand-text strong {
      font-size: 15px;
      color: var(--text);
    }
    .brand-text span {
      font-size: 12px;
      color: var(--muted);
      font-weight: 600;
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      gap: 18px;
      flex: 1;
      justify-content: space-between;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .nav-links a {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 10px 14px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      transition: transform var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
      border: 1px solid transparent;
    }
    .nav-links a::after {
      content: attr(data-label);
      display: inline-flex;
      font-size: 11px;
      color: var(--accent);
      border: 1px solid rgba(51,209,176,.24);
      background: rgba(51,209,176,.08);
      border-radius: 999px;
      padding: 1px 6px;
      transform: translateY(-1px);
    }
    .nav-links a:hover,
    .nav-links a:focus-visible,
    .nav-links a.active {
      color: var(--text);
      background: rgba(255,255,255,.05);
      border-color: rgba(255,255,255,.08);
      transform: translateY(-1px);
      outline: none;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      min-width: 320px;
      justify-content: flex-end;
    }
    .search-box {
      display: flex;
      align-items: center;
      gap: 10px;
      background: rgba(255,255,255,.05);
      border: 1px solid rgba(255,255,255,.08);
      border-radius: 999px;
      padding: 8px 10px 8px 16px;
      min-width: 240px;
      transition: border-color var(--ease), background var(--ease), transform var(--ease);
    }
    .search-box:focus-within {
      border-color: rgba(51,209,176,.45);
      background: rgba(51,209,176,.06);
      transform: translateY(-1px);
    }
    .search-box input {
      width: 100%;
      border: 0;
      background: transparent;
      color: var(--text);
      outline: none;
      font-size: 14px;
    }
    .search-box input::placeholder { color: var(--muted-2); }
    .search-btn,
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: 0;
      border-radius: 999px;
      padding: 11px 18px;
      font-weight: 700;
      transition: transform var(--ease), background var(--ease), box-shadow var(--ease), border-color var(--ease), color var(--ease);
      text-align: center;
      white-space: nowrap;
    }
    .btn-primary,
    .search-btn {
      background: linear-gradient(135deg, var(--accent), #22b89c);
      color: #05201a;
      box-shadow: 0 16px 30px rgba(51,209,176,.18);
    }
    .btn-secondary {
      border: 1px solid rgba(255,255,255,.14);
      background: transparent;
      color: var(--text);
    }
    .btn:hover,
    .search-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 20px 34px rgba(0,0,0,.24);
    }
    .btn-secondary:hover {
      background: rgba(255,255,255,.05);
      border-color: rgba(255,255,255,.22);
    }
    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      color: var(--text);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 4px;
    }
    .menu-toggle span {
      width: 18px;
      height: 2px;
      background: currentColor;
      border-radius: 2px;
    }
    .hero {
      position: relative;
      padding: 34px 0 24px;
    }
    .hero-card {
      position: relative;
      overflow: hidden;
      border-radius: 30px;
      border: 1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(12,16,22,.72), rgba(12,16,22,.9)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
    }
    .hero-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(115deg, rgba(5,8,12,.84) 0%, rgba(5,8,12,.48) 55%, rgba(5,8,12,.18) 100%);
    }
    .hero-inner {
      position: relative;
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 28px;
      padding: 38px;
      align-items: stretch;
      min-height: 540px;
    }
    .hero-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 22px;
      padding-right: 12px;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 8px 14px;
      border-radius: 999px;
      color: var(--accent-3);
      border: 1px solid rgba(51,209,176,.2);
      background: rgba(51,209,176,.08);
      font-size: 13px;
      font-weight: 700;
    }
    .eyebrow i {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(51,209,176,.12);
    }
    h1 {
      margin: 0;
      font-size: clamp(34px, 4.5vw, 58px);
      line-height: 1.06;
      letter-spacing: -.8px;
    }
    .hero-copy p {
      margin: 0;
      max-width: 720px;
      color: rgba(238,244,251,.84);
      font-size: 16px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .hero-actions .btn { padding: 13px 22px; }
    .hero-meta {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 12px;
      margin-top: 6px;
    }
    .meta-chip {
      padding: 14px 15px;
      border-radius: 18px;
      background: rgba(255,255,255,.05);
      border: 1px solid rgba(255,255,255,.08);
      backdrop-filter: blur(6px);
    }
    .meta-chip strong {
      display: block;
      font-size: 17px;
      color: var(--text);
      margin-bottom: 4px;
    }
    .meta-chip span {
      font-size: 13px;
      color: var(--muted);
    }
    .hero-visual {
      position: relative;
      min-height: 100%;
      border-radius: 26px;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.03);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 18px;
    }
    .hero-visual figure {
      margin: 0;
      position: relative;
      min-height: 100%;
      border-radius: 20px;
      overflow: hidden;
      background: #111;
    }
    .hero-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 470px;
      filter: saturate(.95) contrast(1.02);
      transform: scale(1.01);
    }
    .hero-visual .overlay {
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(5,8,12,.18) 0%, rgba(5,8,12,.68) 100%),
        linear-gradient(100deg, rgba(51,209,176,.18), transparent 34%, transparent 64%, rgba(240,179,90,.16));
      border: 1px solid rgba(255,255,255,.04);
    }
    .hero-visual .floating-card {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      display: grid;
      gap: 10px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(10,14,20,.7);
      border: 1px solid rgba(255,255,255,.1);
      box-shadow: var(--shadow-soft);
      backdrop-filter: blur(10px);
    }
    .floating-card .row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--text);
      font-size: 14px;
    }
    .floating-card .row b {
      font-size: 18px;
      color: var(--accent-3);
    }
    .strip {
      margin-top: -10px;
      padding: 0 0 18px;
    }
    .strip-inner {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items: stretch;
    }
    .strip-card,
    .section-card,
    .quote-card {
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      box-shadow: var(--shadow-soft);
    }
    .strip-card {
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
    }
    .strip-title {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 16px;
      font-weight: 800;
    }
    .strip-title .dot {
      width: 11px;
      height: 11px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(51,209,176,.12);
    }
    .strip-list {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 14px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size: 13px;
    }
    .pill strong { color: var(--text); }
    .pill.active {
      color: var(--text);
      border-color: rgba(51,209,176,.26);
      background: rgba(51,209,176,.08);
    }
    main { padding: 10px 0 28px; }
    .section {
      margin: 24px 0;
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 16px;
    }
    .section-head h2 {
      margin: 0;
      font-size: clamp(24px, 2.6vw, 34px);
      line-height: 1.16;
      letter-spacing: -.4px;
    }
    .section-head p {
      margin: 0;
      max-width: 640px;
      color: var(--muted);
      font-size: 14px;
    }
    .section-card {
      padding: 22px;
    }
    .feature-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 18px;
      align-items: stretch;
    }
    .feature-main,
    .feature-side,
    .info-box,
    .stat-card,
    .content-card,
    .promo-card,
    .quote-card,
    .cta-card {
      overflow: hidden;
      position: relative;
    }
    .feature-main {
      border-radius: 22px;
      min-height: 410px;
      background: linear-gradient(180deg, rgba(12,16,22,.34), rgba(12,16,22,.86)), url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
      border: 1px solid rgba(255,255,255,.08);
      display: flex;
      align-items: flex-end;
      padding: 22px;
    }
    .feature-main .card-copy {
      max-width: 80%;
      padding: 18px;
      border-radius: 18px;
      background: rgba(10,14,20,.74);
      border: 1px solid rgba(255,255,255,.08);
      backdrop-filter: blur(10px);
    }
    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 12px;
    }
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 11px;
      border-radius: 999px;
      font-size: 12px;
      border: 1px solid rgba(255,255,255,.08);
      color: var(--muted);
      background: rgba(255,255,255,.04);
    }
    .tag.hot { color: var(--accent-3); border-color: rgba(51,209,176,.18); background: rgba(51,209,176,.07); }
    .tag.warn { color: #ffd188; border-color: rgba(240,179,90,.2); background: rgba(240,179,90,.08); }
    .feature-main h3,
    .content-card h3,
    .feature-side h3,
    .cta-card h3,
    .promo-card h3 {
      margin: 0 0 10px;
      line-height: 1.2;
      font-size: 22px;
    }
    .feature-main p,
    .content-card p,
    .feature-side p,
    .promo-card p,
    .cta-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }
    .mini-list {
      display: grid;
      gap: 14px;
      height: 100%;
    }
    .mini-card {
      display: grid;
      grid-template-columns: 102px 1fr;
      gap: 14px;
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.04);
      transition: transform var(--ease), border-color var(--ease), background var(--ease), box-shadow var(--ease);
    }
    .mini-card:hover {
      transform: translateY(-2px);
      border-color: rgba(51,209,176,.2);
      background: rgba(255,255,255,.06);
      box-shadow: 0 18px 34px rgba(0,0,0,.22);
    }
    .mini-card img {
      width: 100%;
      height: 100%;
      min-height: 112px;
      object-fit: cover;
      border-radius: 14px;
    }
    .mini-card .meta {
      display: flex;
      flex-direction: column;
      gap: 8px;
      justify-content: center;
    }
    .mini-card .meta b { font-size: 16px; line-height: 1.25; }
    .mini-card .meta span { color: var(--muted); font-size: 13px; }
    .info-bar {
      margin-top: 18px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }
    .info-box {
      padding: 18px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border: 1px solid rgba(255,255,255,.08);
      transition: transform var(--ease), border-color var(--ease);
    }
    .info-box:hover { transform: translateY(-2px); border-color: rgba(51,209,176,.18); }
    .info-box .num {
      display: block;
      font-size: 28px;
      line-height: 1;
      font-weight: 800;
      color: var(--accent-3);
      margin-bottom: 10px;
    }
    .info-box b {
      display: block;
      margin-bottom: 6px;
      font-size: 16px;
    }
    .info-box span { color: var(--muted); font-size: 13px; }
    .topic-tools {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      margin: 18px 0 16px;
    }
    .topic-filters {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .filter-btn {
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      padding: 10px 14px;
      transition: all var(--ease);
    }
    .filter-btn:hover,
    .filter-btn.active {
      color: var(--text);
      border-color: rgba(51,209,176,.24);
      background: rgba(51,209,176,.08);
      transform: translateY(-1px);
    }
    .grid-cards {
      display: grid;
      grid-template-columns: 1.25fr .75fr;
      gap: 18px;
    }
    .content-stack {
      display: grid;
      gap: 18px;
    }
    .content-card {
      display: grid;
      grid-template-columns: 210px 1fr;
      gap: 18px;
      padding: 16px;
      border-radius: 20px;
      border: 1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.04);
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }
    .content-card:hover {
      transform: translateY(-2px);
      border-color: rgba(51,209,176,.22);
      background: rgba(255,255,255,.06);
    }
    .content-card .thumb {
      position: relative;
      overflow: hidden;
      border-radius: 16px;
      min-height: 170px;
    }
    .content-card .thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--ease);
    }
    .content-card:hover .thumb img { transform: scale(1.03); }
    .content-body {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 14px;
    }
    .content-body h3 {
      font-size: 20px;
      margin-bottom: 8px;
    }
    .meta-line {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 14px;
      color: var(--muted-2);
      font-size: 12px;
    }
    .meta-line span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .meta-line span::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: rgba(255,255,255,.25);
    }
    .side-panel {
      display: grid;
      gap: 18px;
    }
    .promo-card {
      padding: 18px;
      border-radius: 20px;
      background: linear-gradient(180deg, rgba(51,209,176,.11), rgba(255,255,255,.04));
      border: 1px solid rgba(51,209,176,.16);
    }
    .promo-list {
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }
    .promo-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
    }
    .promo-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(51,209,176,.12);
      flex: 0 0 auto;
    }
    .quote-card {
      padding: 18px;
      background: rgba(255,255,255,.04);
    }
    .quote-card p {
      margin: 0 0 12px;
      color: var(--text);
      font-size: 15px;
    }
    .quote-card small { color: var(--muted); }
    .cards-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }
    .topic-card {
      overflow: hidden;
      border-radius: 20px;
      border: 1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.04);
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }
    .topic-card:hover {
      transform: translateY(-3px);
      border-color: rgba(51,209,176,.2);
      background: rgba(255,255,255,.06);
    }
    .topic-card .image {
      height: 190px;
      overflow: hidden;
    }
    .topic-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--ease);
    }
    .topic-card:hover img { transform: scale(1.04); }
    .topic-card .body {
      padding: 16px;
      display: grid;
      gap: 10px;
    }
    .topic-card .body h3 { margin: 0; font-size: 18px; }
    .topic-card .body p { margin: 0; color: var(--muted); font-size: 14px; min-height: 42px; }
    .topic-card .foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted-2);
      font-size: 12px;
    }
    .stats-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }
    .stat-card {
      padding: 18px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border: 1px solid rgba(255,255,255,.08);
    }
    .stat-card .kpi {
      display: flex;
      align-items: baseline;
      gap: 8px;
      margin-bottom: 10px;
    }
    .stat-card strong {
      font-size: 28px;
      color: var(--accent-3);
    }
    .stat-card em {
      font-style: normal;
      color: var(--muted-2);
      font-size: 12px;
    }
    .stat-card p {
      margin: 0;
      color: var(--muted);
      font-size: 13px;
    }
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .faq-card,
    .cta-card {
      padding: 22px;
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border: 1px solid rgba(255,255,255,.08);
    }
    details {
      border-top: 1px solid rgba(255,255,255,.08);
      padding: 14px 0;
    }
    details:first-of-type { border-top: 0; padding-top: 0; }
    details summary {
      list-style: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      font-weight: 700;
      color: var(--text);
    }
    details summary::-webkit-details-marker { display: none; }
    details summary::after {
      content: "+";
      width: 28px;
      height: 28px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(255,255,255,.05);
      border: 1px solid rgba(255,255,255,.08);
      color: var(--accent-3);
      flex: 0 0 auto;
    }
    details[open] summary::after { content: "–"; }
    details p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 14px;
    }
    .guide-list {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }
    .guide-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
    }
    .guide-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--accent-2);
      box-shadow: 0 0 0 4px rgba(240,179,90,.12);
      flex: 0 0 auto;
    }
    .cta-shell {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
      align-items: stretch;
    }
    .cta-card {
      background:
        linear-gradient(180deg, rgba(5,8,12,.62), rgba(5,8,12,.84)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    }
    .cta-card .inner {
      min-height: 260px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 16px;
    }
    .cta-card p { max-width: 640px; }
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .footer {
      margin-top: 28px;
      padding: 34px 0 24px;
      border-top: 1px solid rgba(255,255,255,.08);
      background: rgba(7,10,14,.58);
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr 1fr;
      gap: 20px;
      padding-bottom: 20px;
    }
    .footer h3 {
      margin: 0 0 12px;
      font-size: 16px;
    }
    .footer p,
    .footer li,
    .footer a {
      color: var(--muted);
      font-size: 14px;
    }
    .footer ul {
      list-style: none;
      margin: 0;
      padding: 0;
      display: grid;
      gap: 10px;
    }
    .footer a:hover,
    .footer a:focus-visible { color: var(--text); outline: none; }
    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      justify-content: space-between;
      padding-top: 18px;
      border-top: 1px solid rgba(255,255,255,.08);
      color: var(--muted-2);
      font-size: 13px;
    }
    .notice {
      padding: 18px;
      border-radius: 18px;
      background: rgba(255,255,255,.04);
      border: 1px solid rgba(255,255,255,.08);
      color: var(--muted);
    }
    .notice strong { color: var(--text); }
    .anchor-spacer { scroll-margin-top: 96px; }
    .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;
    }
    :focus-visible {
      outline: 2px solid rgba(51,209,176,.75);
      outline-offset: 2px;
    }
    @media (max-width: 1279px) {
      .hero-inner,
      .strip-inner,
      .feature-grid,
      .grid-cards,
      .cta-shell,
      .footer-top {
        grid-template-columns: 1fr;
      }
      .header-actions { min-width: 0; }
      .hero-visual img { min-height: 360px; }
      .cards-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .stats-wrap { grid-template-columns: repeat(2, 1fr); }
      .faq-grid { grid-template-columns: 1fr; }
      .info-bar { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 1023px) {
      .nav-wrap {
        position: fixed;
        left: 16px;
        right: 16px;
        top: 76px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding: 16px;
        background: rgba(9, 13, 18, .96);
        border: 1px solid rgba(255,255,255,.08);
        border-radius: 22px;
        box-shadow: var(--shadow);
      }
      .nav-wrap.is-open { display: flex; }
      .nav-links {
        flex-direction: column;
        align-items: stretch;
      }
      .nav-links a { justify-content: space-between; }
      .header-actions {
        width: 100%;
        justify-content: stretch;
        flex-direction: column;
      }
      .search-box { width: 100%; min-width: 0; }
      .search-btn { width: 100%; }
      .menu-toggle { display: inline-flex; }
      .hero-inner { padding: 26px; }
      .hero-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .cards-grid { grid-template-columns: 1fr; }
      .content-card { grid-template-columns: 1fr; }
      .content-card .thumb { min-height: 220px; }
    }
    @media (max-width: 767px) {
      .container { width: min(var(--container), calc(100% - 22px)); }
      .header-inner { min-height: 72px; }
      .hero { padding-top: 18px; }
      .hero-inner { min-height: auto; padding: 18px; gap: 18px; }
      .hero-copy { padding-right: 0; }
      .hero-visual img { min-height: 280px; }
      h1 { font-size: 31px; }
      .section-head { align-items: flex-start; flex-direction: column; }
      .info-bar,
      .stats-wrap,
      .hero-meta { grid-template-columns: 1fr; }
      .strip-card { padding: 16px; }
      .hero-actions,
      .cta-actions { flex-direction: column; }
      .hero-actions .btn,
      .cta-actions .btn { width: 100%; }
      .mini-card { grid-template-columns: 86px 1fr; }
      .mini-card img { min-height: 90px; }
      .topic-card .image { height: 170px; }
      .footer-bottom { flex-direction: column; align-items: flex-start; }
    }
    @media (max-width: 480px) {
      .brand-text span { display: none; }
      .hero-copy p,
      .section-head p,
      .content-card p,
      .promo-list li,
      .quote-card p,
      .faq-card p { font-size: 13px; }
      .feature-main { min-height: 320px; padding: 14px; }
      .feature-main .card-copy { max-width: 100%; }
      .topic-card .body { padding: 14px; }
      .topic-card .body p { min-height: auto; }
      .mini-card { grid-template-columns: 1fr; }
      .mini-card img { min-height: 170px; }
      .search-box input { font-size: 13px; }
    }

/* roulang page: category1 */
:root{
      --bg:#0d0f10;
      --bg-2:#151819;
      --panel:#1b1f20;
      --panel-soft:#222728;
      --paper:#f3f0e9;
      --paper-2:#e8e3d8;
      --text:#f4f2ec;
      --text-dark:#1a1d1d;
      --muted:#a8aaa3;
      --muted-dark:#666b67;
      --line:rgba(255,255,255,.12);
      --line-dark:rgba(24,28,28,.12);
      --primary:#21d0a0;
      --primary-2:#74f0ca;
      --accent:#d7a44a;
      --warn:#f1c46a;
      --danger:#ff876f;
      --shadow:0 18px 48px rgba(0,0,0,.28);
      --shadow-soft:0 12px 30px rgba(0,0,0,.16);
      --radius:18px;
      --radius-sm:12px;
      --container:1240px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 0%, rgba(33,208,160,.16), transparent 30%),
        linear-gradient(180deg,#0d0f10 0%,#131615 42%,#f3f0e9 42%,#f3f0e9 100%);
      line-height:1.72;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;z-index:2000;
      background:var(--primary);color:#06100d;padding:10px 14px;border-radius:10px;
    }
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;top:0;z-index:1000;
      background:rgba(13,15,16,.88);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(14px);
      transition:var(--ease);
    }
    .site-header.compact .header-inner{min-height:62px}
    .header-inner{
      min-height:78px;
      display:flex;align-items:center;gap:22px;
      transition:var(--ease);
    }
    .brand{
      display:flex;align-items:center;gap:12px;min-width:210px;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      color:#07110e;font-weight:900;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 10px 28px rgba(33,208,160,.2);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.18}
    .brand-name{font-size:17px;font-weight:900;letter-spacing:.2px}
    .brand-sub{font-size:12px;color:var(--muted)}
    .nav-links{
      flex:1;
      display:flex;align-items:center;justify-content:center;gap:6px;
    }
    .nav-links a{
      position:relative;
      padding:10px 13px;
      color:#d5d6d0;
      border-radius:999px;
      font-size:14px;
      transition:var(--ease);
      white-space:nowrap;
    }
    .nav-links a:hover,.nav-links a:focus{
      color:#fff;background:rgba(255,255,255,.08);
      outline:none;
    }
    .nav-links a.active{
      color:#06110e;background:var(--primary);
      font-weight:800;
    }
    .header-actions{
      display:flex;align-items:center;gap:10px;
    }
    .search-form{
      width:210px;
      display:flex;align-items:center;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
      border-radius:999px;
      padding:4px;
      transition:var(--ease);
    }
    .search-form:focus-within{
      border-color:rgba(33,208,160,.8);
      box-shadow:0 0 0 3px rgba(33,208,160,.14);
    }
    .search-form input{
      width:100%;
      min-width:0;
      color:var(--text);
      background:transparent;
      border:0;
      outline:none;
      padding:8px 10px;
      font-size:13px;
    }
    .search-form input::placeholder{color:#858982}
    .search-form button{
      width:32px;height:32px;border-radius:50%;
      background:var(--panel-soft);color:var(--primary);
      transition:var(--ease);
    }
    .search-form button:hover{background:#2b3131;transform:translateY(-1px)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      font-weight:800;
      transition:var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      color:#06110e;background:var(--primary);
      box-shadow:0 12px 28px rgba(33,208,160,.22);
    }
    .btn-primary:hover,.btn-primary:focus{
      background:var(--primary-2);transform:translateY(-2px);
      outline:none;
    }
    .btn-secondary{
      color:var(--text);background:transparent;border-color:rgba(255,255,255,.22);
    }
    .btn-secondary:hover,.btn-secondary:focus{
      border-color:var(--primary);color:var(--primary);transform:translateY(-2px);
      outline:none;
    }
    .menu-toggle{
      display:none;
      width:42px;height:42px;border-radius:12px;
      color:var(--text);
      background:rgba(255,255,255,.08);
      border:1px solid var(--line);
    }
    .main{position:relative}
    .category-hero{
      padding:54px 0 32px;
      background:
        linear-gradient(90deg,rgba(13,15,16,.94),rgba(13,15,16,.64)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      border-bottom:1px solid var(--line);
    }
    .crumbs{
      display:flex;flex-wrap:wrap;align-items:center;gap:8px;
      color:var(--muted);font-size:13px;margin-bottom:18px;
    }
    .crumbs a{color:#d9dbd5}
    .crumbs a:hover{color:var(--primary)}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);
      gap:30px;align-items:end;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 11px;border:1px solid rgba(33,208,160,.35);
      color:var(--primary-2);background:rgba(33,208,160,.08);
      border-radius:999px;font-size:13px;font-weight:800;
      margin-bottom:14px;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin-bottom:16px;
      font-size:clamp(30px,4vw,44px);
      line-height:1.16;
      letter-spacing:-.5px;
    }
    .hero-lead{
      max-width:780px;
      color:#d7d8d2;
      font-size:16px;
      margin-bottom:22px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-panel{
      background:rgba(27,31,32,.86);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:18px;
      box-shadow:var(--shadow);
    }
    .hero-panel h2{
      font-size:18px;margin-bottom:12px;
    }
    .mini-data{
      display:grid;grid-template-columns:repeat(2,1fr);gap:10px;
    }
    .mini-data .item{
      padding:14px;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
    }
    .mini-data strong{
      display:block;
      color:var(--primary);
      font-size:24px;
      line-height:1.1;
      font-variant-numeric:tabular-nums;
    }
    .mini-data span{font-size:12px;color:var(--muted)}
    .filter-shell{
      margin-top:24px;
      display:flex;flex-wrap:wrap;gap:10px;align-items:center;
      padding:12px;
      border:1px solid var(--line);
      border-radius:18px;
      background:rgba(255,255,255,.06);
    }
    .filter-title{font-size:13px;color:var(--muted);margin-right:4px}
    .chip{
      display:inline-flex;align-items:center;justify-content:center;
      padding:8px 12px;border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      color:#e4e5df;background:rgba(255,255,255,.05);
      font-size:13px;font-weight:700;
      transition:var(--ease);
    }
    .chip:hover,.chip:focus{
      border-color:var(--primary);color:var(--primary);
      background:rgba(33,208,160,.09);outline:none;
    }
    .chip.active{
      background:var(--primary);color:#07110e;border-color:var(--primary);
    }
    .light-zone{
      color:var(--text-dark);
      background:var(--paper);
      padding:38px 0 0;
    }
    .section{padding:34px 0}
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;
      gap:18px;margin-bottom:20px;
    }
    .section-kicker{
      color:#0e8f72;
      font-size:13px;font-weight:900;
      letter-spacing:.08em;
      text-transform:uppercase;
      margin-bottom:6px;
    }
    .section h2{
      font-size:clamp(24px,3vw,32px);
      line-height:1.22;
      margin-bottom:0;
      letter-spacing:-.2px;
    }
    .section-desc{
      max-width:560px;
      color:var(--muted-dark);
      margin-bottom:0;
      font-size:14px;
    }
    .overview-bar{
      display:grid;
      grid-template-columns:1.2fr repeat(3,.8fr);
      gap:12px;
      padding:16px;
      background:#fffaf0;
      border:1px solid var(--line-dark);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .overview-main{
      padding:16px;border-radius:14px;
      background:linear-gradient(135deg,#16201e,#26302c);
      color:var(--text);
    }
    .overview-main strong{display:block;font-size:18px;margin-bottom:4px}
    .overview-main span{color:#c9cbc3;font-size:13px}
    .overview-item{
      padding:16px;border-radius:14px;
      background:#fff;border:1px solid var(--line-dark);
    }
    .overview-item b{
      display:block;font-size:22px;line-height:1.1;
      color:#0b7d65;font-variant-numeric:tabular-nums;
      margin-bottom:6px;
    }
    .overview-item span{font-size:13px;color:var(--muted-dark)}
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:22px;
      align-items:start;
    }
    .feature-mosaic{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
    }
    .topic-card{
      overflow:hidden;
      border-radius:var(--radius);
      background:#fff;
      border:1px solid var(--line-dark);
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .topic-card:hover{
      transform:translateY(-3px);
      box-shadow:0 18px 44px rgba(20,24,24,.18);
    }
    .topic-card:hover img{transform:scale(1.04)}
    .topic-card:hover h3{color:#0a8a6d}
    .topic-media{
      position:relative;overflow:hidden;
      aspect-ratio:16/9;background:#222;
    }
    .topic-media img{
      width:100%;height:100%;object-fit:cover;
      transition:transform .35s ease;
    }
    .topic-media::after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,transparent 45%,rgba(0,0,0,.62));
    }
    .badge{
      display:inline-flex;align-items:center;
      padding:5px 9px;border-radius:999px;
      background:rgba(215,164,74,.92);
      color:#20170a;font-size:12px;font-weight:900;
    }
    .topic-media .badge{position:absolute;left:12px;top:12px;z-index:2}
    .topic-body{padding:18px}
    .topic-body h3{
      font-size:20px;line-height:1.3;margin-bottom:8px;
      transition:var(--ease);
    }
    .topic-body p{
      color:var(--muted-dark);
      margin-bottom:14px;
      font-size:14px;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .meta-row{
      display:flex;flex-wrap:wrap;gap:9px;
      color:#73766f;font-size:12px;
    }
    .stack-cards{display:grid;gap:16px}
    .compact-card{
      display:grid;grid-template-columns:120px minmax(0,1fr);
      gap:14px;padding:12px;
      border-radius:var(--radius);
      background:#fff;
      border:1px solid var(--line-dark);
      transition:var(--ease);
    }
    .compact-card:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow-soft);
    }
    .compact-card img{
      width:120px;height:96px;object-fit:cover;border-radius:13px;
    }
    .compact-card h3{
      font-size:17px;line-height:1.32;margin-bottom:5px;
    }
    .compact-card p{
      margin-bottom:10px;color:var(--muted-dark);font-size:13px;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .side-panel{
      position:sticky;top:92px;
      padding:18px;
      border-radius:var(--radius);
      background:#161a1a;
      color:var(--text);
      border:1px solid rgba(255,255,255,.11);
      box-shadow:var(--shadow-soft);
    }
    .side-panel h2{font-size:20px;margin-bottom:14px}
    .side-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
    .side-list li{
      padding:13px;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
    }
    .side-list b{display:block;font-size:14px;margin-bottom:3px;color:#fff}
    .side-list span{font-size:12px;color:var(--muted)}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
    .tag-cloud a{
      color:#dfe1db;
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.04);
      border-radius:999px;
      padding:7px 10px;
      font-size:12px;
      transition:var(--ease);
    }
    .tag-cloud a:hover{color:var(--primary);border-color:var(--primary)}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .process-card{
      position:relative;
      padding:20px;
      min-height:190px;
      border-radius:var(--radius);
      background:#fff;
      border:1px solid var(--line-dark);
      box-shadow:0 8px 22px rgba(20,24,24,.06);
      transition:var(--ease);
    }
    .process-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
    .process-card .num{
      display:inline-grid;place-items:center;
      width:36px;height:36px;border-radius:12px;
      background:#13201d;color:var(--primary);
      font-weight:900;margin-bottom:18px;
    }
    .process-card h3{font-size:18px;margin-bottom:8px}
    .process-card p{font-size:14px;color:var(--muted-dark);margin-bottom:0}
    .scene-wrap{
      display:grid;grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .scene-card{
      padding:20px;border-radius:var(--radius);
      background:#171b1b;color:var(--text);
      border:1px solid rgba(255,255,255,.1);
      min-height:210px;
      transition:var(--ease);
    }
    .scene-card:hover{transform:translateY(-2px);border-color:rgba(33,208,160,.55)}
    .scene-card .icon{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      background:rgba(33,208,160,.12);
      color:var(--primary);
      margin-bottom:16px;
      font-weight:900;
    }
    .scene-card h3{font-size:19px;margin-bottom:8px}
    .scene-card p{color:#c8cbc4;font-size:14px;margin-bottom:0}
    .faq-section{
      padding:34px 0;
      background:var(--paper-2);
      color:var(--text-dark);
      border-top:1px solid var(--line-dark);
      border-bottom:1px solid var(--line-dark);
    }
    .faq-list{display:grid;gap:12px;max-width:900px}
    .faq-item{
      background:#fffaf0;
      border:1px solid var(--line-dark);
      border-radius:16px;
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:18px 20px;
      color:var(--text-dark);
      background:transparent;
      text-align:left;
      font-weight:900;
    }
    .faq-question span:last-child{
      width:26px;height:26px;border-radius:50%;
      display:grid;place-items:center;
      background:#14201e;color:var(--primary);
      flex:0 0 auto;
      transition:var(--ease);
    }
    .faq-answer{
      display:none;
      padding:0 20px 18px;
      color:var(--muted-dark);
      font-size:14px;
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .notice-box{
      display:grid;grid-template-columns:220px minmax(0,1fr);
      gap:18px;
      padding:20px;
      border-radius:var(--radius);
      background:#fff7df;
      border:1px solid rgba(215,164,74,.42);
      color:#4b3a19;
      margin-top:20px;
    }
    .notice-box strong{font-size:18px;color:#2b210f}
    .notice-box p{margin:0;font-size:14px}
    .cta{
      padding:42px 0 52px;
      background:
        linear-gradient(90deg,rgba(13,15,16,.94),rgba(13,15,16,.72)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      color:var(--text);
    }
    .cta-card{
      display:grid;grid-template-columns:minmax(0,1fr) auto;
      gap:20px;align-items:center;
      padding:28px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      box-shadow:var(--shadow);
    }
    .cta-card h2{font-size:28px;margin-bottom:8px}
    .cta-card p{color:#d2d3cd;margin-bottom:0;max-width:720px}
    .footer{
      background:#0b0d0e;
      color:#d9dad3;
      border-top:1px solid rgba(255,255,255,.1);
      padding:44px 0 22px;
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.3fr .8fr .8fr 1.1fr;
      gap:26px;
      padding-bottom:28px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer h3{
      font-size:16px;margin-bottom:12px;color:#fff;
    }
    .footer p{
      margin:0;color:#aeb1aa;font-size:14px;
    }
    .footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
    .footer a{
      color:#aeb1aa;font-size:14px;transition:var(--ease);
    }
    .footer a:hover{color:var(--primary)}
    .footer-bottom{
      display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
      padding-top:18px;color:#8f928b;font-size:13px;
    }
    @media (max-width:1100px){
      .search-form{display:none}
      .hero-grid,.content-layout{grid-template-columns:1fr}
      .side-panel{position:relative;top:auto}
      .overview-bar{grid-template-columns:repeat(2,1fr)}
      .process-grid{grid-template-columns:repeat(2,1fr)}
      .footer-top{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:820px){
      .header-inner{min-height:66px}
      .brand{min-width:auto}
      .brand-sub{display:none}
      .menu-toggle{display:grid;place-items:center;margin-left:auto}
      .nav-links{
        position:absolute;left:20px;right:20px;top:68px;
        display:none;
        flex-direction:column;align-items:stretch;
        padding:12px;
        background:#111414;
        border:1px solid var(--line);
        border-radius:18px;
        box-shadow:var(--shadow);
      }
      .nav-links.open{display:flex}
      .nav-links a{text-align:left;padding:12px 14px}
      .header-actions .btn{display:none}
      .category-hero{padding-top:36px}
      .hero-grid{gap:20px}
      .feature-mosaic{grid-template-columns:1fr}
      .scene-wrap{grid-template-columns:1fr}
      .section-head{display:block}
      .section-desc{margin-top:10px}
      .cta-card{grid-template-columns:1fr}
      .cta-card .btn{width:100%}
    }
    @media (max-width:560px){
      .container{width:min(100% - 28px,var(--container))}
      .mini-data,.overview-bar,.process-grid{grid-template-columns:1fr}
      .filter-shell{align-items:flex-start}
      .compact-card{grid-template-columns:1fr}
      .compact-card img{width:100%;height:auto;aspect-ratio:16/9}
      .notice-box{grid-template-columns:1fr}
      .hero-actions .btn{width:100%}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{display:grid}
      .brand-name{font-size:15px}
      h1{font-size:29px}
    }