/* roulang page: index */
:root {
      --blue: #246bfe;
      --blue-deep: #153e8a;
      --blue-soft: #eaf2ff;
      --cyan: #28b9c7;
      --mint: #e9fbf8;
      --ink: #142033;
      --muted: #61708a;
      --light: #f7faff;
      --paper: #ffffff;
      --line: #dce6f5;
      --warm: #fff7e8;
      --gold: #d8962c;
      --danger-soft: #fff0f0;
      --shadow: 0 18px 45px rgba(24, 63, 124, .11);
      --shadow-sm: 0 10px 24px rgba(24, 63, 124, .08);
      --radius: 8px;
      --radius-sm: 6px;
      --container: 1180px;
      --gap: 24px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--ink);
      background:
        linear-gradient(180deg, #f6f9ff 0%, #ffffff 36%, #f7faff 100%);
      line-height: 1.72;
      letter-spacing: 0;
    }

    a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
    img { max-width: 100%; display: block; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    :focus-visible { outline: 3px solid rgba(36, 107, 254, .25); outline-offset: 3px; }

    .site-container {
      width: min(var(--container), calc(100% - 36px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(220, 230, 245, .85);
    }

    .command-nav {
      min-height: 74px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--blue-deep);
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: var(--radius-sm);
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--blue), var(--cyan));
      box-shadow: 0 10px 24px rgba(36, 107, 254, .22);
    }

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

    .nav-links a {
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      color: var(--muted);
      font-size: 15px;
      font-weight: 650;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--blue-deep);
      background: var(--blue-soft);
    }

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

    .command-search {
      width: 238px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 9px;
      padding: 0 12px;
      color: var(--muted);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #f9fbff;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.9);
    }

    .command-search input {
      width: 100%;
      border: 0;
      background: transparent;
      color: var(--ink);
      outline: none;
      min-width: 0;
    }

    .keycap {
      flex: 0 0 auto;
      min-width: 24px;
      height: 22px;
      border: 1px solid var(--line);
      border-radius: 5px;
      display: grid;
      place-items: center;
      color: #7b88a2;
      font-size: 12px;
      background: #fff;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 11px 18px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      font-weight: 750;
      line-height: 1.2;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--blue), #2d8dff);
      box-shadow: 0 12px 24px rgba(36, 107, 254, .24);
    }

    .btn-primary:hover {
      color: #fff;
      transform: translateY(-1px);
      box-shadow: 0 18px 32px rgba(36, 107, 254, .30);
    }

    .btn-ghost {
      color: var(--blue-deep);
      background: #fff;
      border-color: var(--line);
    }

    .btn-ghost:hover {
      color: var(--blue);
      border-color: rgba(36, 107, 254, .35);
      box-shadow: var(--shadow-sm);
      transform: translateY(-1px);
    }

    .mobile-toggle { display: none; }

    main { overflow: hidden; }
    .section {
      padding: 72px 0;
    }

    .section-tight { padding: 48px 0; }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 26px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--blue);
      font-weight: 800;
      font-size: 13px;
      margin-bottom: 8px;
    }

    h1, h2, h3 {
      margin: 0;
      color: var(--ink);
      line-height: 1.18;
      letter-spacing: 0;
    }

    h1 { font-size: clamp(34px, 5vw, 58px); font-weight: 900; }
    h2 { font-size: clamp(25px, 3vw, 38px); font-weight: 850; }
    h3 { font-size: 20px; font-weight: 800; }
    p { margin: 0; color: var(--muted); }

    .section-desc {
      max-width: 690px;
      font-size: 16px;
    }

    .hero {
      padding: 34px 0 52px;
    }

    .hero-stage {
      position: relative;
      min-height: 560px;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
      gap: 28px;
      align-items: stretch;
      padding: 32px;
      border-radius: 12px;
      background:
        linear-gradient(120deg, rgba(15, 35, 74, .96), rgba(26, 71, 139, .92)),
        url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1600&q=80") center/cover;
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .hero-stage::after {
      content: "";
      position: absolute;
      inset: auto -80px -120px auto;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(40,185,199,.30), transparent 62%);
      pointer-events: none;
    }

    .hero-copy {
      position: relative;
      z-index: 1;
      align-self: center;
      max-width: 680px;
    }

    .hero-copy h1 { color: #fff; }
    .hero-copy p {
      max-width: 640px;
      margin-top: 18px;
      color: rgba(255,255,255,.78);
      font-size: 18px;
    }

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

    .hero-data {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 30px;
      max-width: 640px;
    }

    .data-pill {
      padding: 14px 15px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.16);
      color: #fff;
    }

    .data-pill strong {
      display: block;
      font-size: 22px;
      line-height: 1.2;
    }

    .data-pill span {
      color: rgba(255,255,255,.70);
      font-size: 13px;
    }

    .hero-panel {
      position: relative;
      z-index: 1;
      align-self: center;
      display: grid;
      gap: 14px;
    }

    .hero-matrix {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .matrix-card {
      min-height: 128px;
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.94);
      border: 1px solid rgba(255,255,255,.62);
      box-shadow: 0 14px 34px rgba(0,0,0,.13);
    }

    .matrix-card i {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      border-radius: var(--radius-sm);
      color: var(--blue);
      background: var(--blue-soft);
    }

    .matrix-card strong {
      display: block;
      color: var(--ink);
      margin-bottom: 4px;
      font-size: 16px;
    }

    .matrix-card span {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .mini-rank {
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.94);
      box-shadow: 0 14px 34px rgba(0,0,0,.12);
    }

    .mini-rank-title {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
      color: var(--ink);
      font-weight: 800;
    }

    .rank-row {
      display: grid;
      grid-template-columns: 28px 1fr auto;
      gap: 10px;
      align-items: center;
      padding: 10px 0;
      border-top: 1px solid var(--line);
      color: var(--muted);
      font-size: 14px;
    }

    .rank-row:first-of-type { border-top: 0; }
    .rank-no {
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--blue-deep);
      background: var(--blue-soft);
      font-weight: 800;
      font-size: 12px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 999px;
      color: var(--blue-deep);
      background: var(--blue-soft);
      font-size: 12px;
      font-weight: 750;
      line-height: 1;
    }

    .scroller {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: 250px;
      gap: 18px;
      overflow-x: auto;
      padding: 6px 4px 18px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
    }

    .poster-card {
      scroll-snap-align: start;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--paper);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .poster-card:hover {
      transform: translateY(-3px);
      border-color: rgba(36,107,254,.32);
      box-shadow: var(--shadow);
    }

    .poster-art {
      min-height: 170px;
      padding: 14px;
      display: flex;
      align-items: end;
      background:
        linear-gradient(180deg, rgba(20,32,51,.08), rgba(20,32,51,.72)),
        var(--art, linear-gradient(135deg, #dbeafe, #eef6ff));
    }

    .poster-art .badge {
      background: rgba(255,255,255,.88);
    }

    .poster-body {
      padding: 16px;
    }

    .poster-body h3 {
      font-size: 17px;
      margin-bottom: 8px;
    }

    .meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 12px;
      color: var(--muted);
      font-size: 13px;
      margin-top: 12px;
    }

    .meta span {
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .updates-wrap {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
      gap: 22px;
    }

    .update-list,
    .side-panel,
    .answer-card,
    .security-card,
    .app-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--paper);
      box-shadow: var(--shadow-sm);
    }

    .update-list { padding: 10px 18px; }
    .update-row {
      display: grid;
      grid-template-columns: 112px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 17px 0;
      border-top: 1px solid var(--line);
    }

    .update-row:first-child { border-top: 0; }
    .update-time {
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .update-row a {
      font-weight: 800;
      color: var(--ink);
    }

    .update-row a:hover { color: var(--blue); }
    .update-note { color: var(--muted); font-size: 13px; }

    .side-panel {
      padding: 20px;
      background: linear-gradient(180deg, #ffffff, #f4f8ff);
    }

    .side-panel h3 { margin-bottom: 12px; }
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 16px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 7px 11px;
      border-radius: 999px;
      border: 1px solid var(--line);
      color: var(--muted);
      background: #fff;
      font-size: 13px;
      font-weight: 700;
    }

    .tag:hover {
      color: var(--blue);
      border-color: rgba(36,107,254,.35);
      background: var(--blue-soft);
    }

    .entry-grid {
      display: grid;
      grid-template-columns: 1.2fr repeat(2, 1fr);
      gap: 18px;
    }

    .entry-card {
      min-height: 176px;
      padding: 22px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .entry-card.featured {
      background: linear-gradient(135deg, #eef5ff, #ffffff 60%, #e9fbf8);
    }

    .entry-icon {
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      display: grid;
      place-items: center;
      color: var(--blue);
      background: var(--blue-soft);
      margin-bottom: 14px;
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      gap: 22px;
    }

    .feature-pick {
      min-height: 420px;
      padding: 26px;
      border-radius: var(--radius);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      color: #fff;
      background:
        linear-gradient(180deg, rgba(20,32,51,.05), rgba(20,32,51,.82)),
        url("https://images.unsplash.com/photo-1517604931442-7e0c8ed2963c?auto=format&fit=crop&w=1200&q=80") center/cover;
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .feature-pick h3 {
      color: #fff;
      font-size: 28px;
      max-width: 620px;
      margin: 14px 0 10px;
    }

    .feature-pick p {
      color: rgba(255,255,255,.78);
      max-width: 620px;
    }

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

    .pick-item {
      display: grid;
      grid-template-columns: 90px 1fr;
      gap: 14px;
      padding: 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .pick-thumb {
      min-height: 92px;
      border-radius: var(--radius-sm);
      background: var(--thumb, linear-gradient(135deg, #eaf2ff, #d7f4f6));
    }

    .pick-item h3 { font-size: 17px; margin-bottom: 6px; }
    .pick-item p { font-size: 13px; line-height: 1.55; }

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

    .answer-card {
      padding: 20px;
      min-height: 210px;
    }

    .answer-card h3 {
      font-size: 18px;
      margin: 12px 0 8px;
    }

    .answer-card i {
      color: var(--cyan);
      font-size: 24px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 24px;
      align-items: start;
    }

    .news-list {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .news-line {
      display: grid;
      grid-template-columns: 110px 1fr;
      gap: 18px;
      padding: 18px 20px;
      border-top: 1px solid var(--line);
    }

    .news-line:first-child { border-top: 0; }
    .news-line time {
      color: var(--muted);
      font-weight: 750;
      font-size: 13px;
    }

    .news-line a {
      color: var(--ink);
      font-weight: 800;
    }

    .news-line a:hover { color: var(--blue); }
    .news-line p {
      margin-top: 4px;
      font-size: 14px;
    }

    .topic-box {
      padding: 22px;
      border-radius: var(--radius);
      background: #102342;
      color: #fff;
      box-shadow: var(--shadow);
    }

    .topic-box h3 { color: #fff; margin-bottom: 10px; }
    .topic-box p { color: rgba(255,255,255,.72); }
    .topic-box .btn { margin-top: 18px; }

    .security-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .security-card {
      padding: 22px;
    }

    .security-card strong {
      display: block;
      margin: 12px 0 8px;
      font-size: 18px;
      color: var(--ink);
    }

    .security-card i {
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      display: grid;
      place-items: center;
      color: var(--blue-deep);
      background: var(--mint);
    }

    .app-card {
      padding: 34px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      background:
        linear-gradient(135deg, #ffffff, #eef5ff 52%, #e9fbf8);
    }

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

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

    details {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    summary {
      cursor: pointer;
      padding: 18px 20px;
      color: var(--ink);
      font-weight: 800;
      list-style: none;
    }

    summary::-webkit-details-marker { display: none; }
    details[open] summary {
      color: var(--blue);
      border-bottom: 1px solid var(--line);
    }

    details p {
      padding: 16px 20px 20px;
      font-size: 15px;
    }

    .site-footer {
      padding: 46px 0 30px;
      color: #cbd7ec;
      background: #0f203b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 28px;
    }

    .footer-title {
      color: #fff;
      font-weight: 850;
      margin-bottom: 12px;
    }

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

    .footer-links a {
      color: #cbd7ec;
      font-size: 14px;
    }

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

    .footer-note {
      margin-top: 24px;
      padding-top: 18px;
      border-top: 1px solid rgba(255,255,255,.12);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: #9fb0cc;
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .command-nav {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 14px 0;
      }

      .nav-links { justify-content: flex-start; overflow-x: auto; }
      .nav-actions { justify-content: space-between; }
      .command-search { flex: 1; width: auto; }
      .hero-stage { grid-template-columns: 1fr; min-height: auto; }
      .updates-wrap,
      .recommend-grid,
      .news-layout,
      .app-card { grid-template-columns: 1fr; }
      .answers-grid,
      .security-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .entry-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .app-actions { justify-content: flex-start; }
    }

    @media (max-width: 768px) {
      .site-container { width: min(100% - 24px, var(--container)); }
      .section { padding: 52px 0; }
      .section-head { display: block; }
      .section-desc { margin-top: 10px; }
      .hero-stage { padding: 22px; border-radius: var(--radius); }
      .hero-data { grid-template-columns: 1fr; }
      .hero-matrix,
      .entry-grid,
      .answers-grid,
      .security-grid,
      .footer-grid { grid-template-columns: 1fr; }
      .update-row { grid-template-columns: 1fr; gap: 6px; }
      .news-line { grid-template-columns: 1fr; gap: 6px; }
      .scroller { grid-auto-columns: 82%; }
      .command-search .keycap { display: none; }
      .nav-actions .btn-ghost { display: none; }
    }

    @media (max-width: 520px) {
      .brand span { max-width: 210px; overflow: hidden; text-overflow: ellipsis; }
      .nav-links a { padding: 9px 10px; font-size: 14px; }
      .nav-actions { flex-wrap: wrap; }
      .command-search { flex-basis: 100%; order: 2; }
      .btn { width: 100%; }
      .hero-actions .btn { width: 100%; }
      .data-pill strong { font-size: 20px; }
      .matrix-card { min-height: auto; }
      .feature-pick { min-height: 340px; padding: 20px; }
      .pick-item { grid-template-columns: 78px 1fr; }
      .footer-note { display: block; }
    }

/* roulang page: category1 */
:root {
      --color-primary: #1f6feb;
      --color-primary-dark: #174ea6;
      --color-primary-soft: #eaf3ff;
      --color-cyan: #24b6c8;
      --color-mint: #eaf9f7;
      --color-ink: #122033;
      --color-text: #344154;
      --color-muted: #6b7890;
      --color-subtle: #8b96a9;
      --color-line: #dbe5f2;
      --color-card: #ffffff;
      --color-bg: #f6f9fd;
      --color-band: #eef5ff;
      --color-dark: #10243e;
      --color-dark-2: #173456;
      --radius-xs: 6px;
      --radius-sm: 8px;
      --radius-md: 14px;
      --shadow-sm: 0 8px 24px rgba(31, 68, 120, .08);
      --shadow-md: 0 16px 44px rgba(31, 68, 120, .13);
      --shadow-focus: 0 0 0 4px rgba(31, 111, 235, .16);
      --container: 1180px;
      --section: 84px;
      --nav-height: 76px;
      --transition: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--color-text);
      line-height: 1.72;
      background:
        radial-gradient(circle at top left, rgba(36, 182, 200, .11), transparent 28%),
        linear-gradient(180deg, #fbfdff 0%, var(--color-bg) 54%, #ffffff 100%);
      overflow-x: hidden;
    }

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

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

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

    button,
    input,
    select {
      font: inherit;
    }

    button,
    .btn {
      cursor: pointer;
    }

    input:focus,
    select:focus,
    button:focus-visible,
    a:focus-visible {
      outline: none;
      box-shadow: var(--shadow-focus);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(219, 229, 242, .9);
    }

    .command-nav {
      min-height: var(--nav-height);
      display: flex;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
      color: var(--color-ink);
      font-weight: 800;
      letter-spacing: 0;
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-cyan));
      box-shadow: 0 10px 24px rgba(31, 111, 235, .22);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 5px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      min-height: 36px;
      padding: 0 15px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--color-primary);
      background: var(--color-primary-soft);
    }

    .nav-links a.active {
      color: #ffffff;
      background: var(--color-primary);
      box-shadow: 0 8px 18px rgba(31, 111, 235, .2);
    }

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

    .command-search {
      width: 270px;
      min-height: 42px;
      display: flex;
      align-items: center;
      gap: 9px;
      padding: 0 10px 0 14px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      color: var(--color-subtle);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    .command-search:focus-within {
      border-color: rgba(31, 111, 235, .55);
      box-shadow: var(--shadow-focus);
    }

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

    .command-search input::placeholder {
      color: var(--color-subtle);
    }

    .keycap {
      min-width: 24px;
      height: 24px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--color-line);
      border-radius: 5px;
      color: var(--color-muted);
      background: #f8fbff;
      font-size: 12px;
      font-weight: 800;
    }

    .btn {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 0 16px;
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      font-weight: 800;
      font-size: 14px;
      line-height: 1;
      white-space: nowrap;
    }

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

    .btn-primary {
      color: #ffffff;
      background: var(--color-primary);
      box-shadow: 0 12px 28px rgba(31, 111, 235, .22);
    }

    .btn-primary:hover,
    .btn-primary:focus {
      color: #ffffff;
      background: var(--color-primary-dark);
    }

    .btn-ghost {
      color: var(--color-ink);
      background: #ffffff;
      border-color: var(--color-line);
      box-shadow: var(--shadow-sm);
    }

    .btn-ghost:hover {
      background: var(--color-primary-soft);
      border-color: rgba(31, 111, 235, .28);
    }

    .btn-soft {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(31, 111, 235, .16);
    }

    .main {
      overflow: hidden;
    }

    .breadcrumb-wrap {
      padding: 22px 0 0;
    }

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
      color: var(--color-muted);
      font-size: 14px;
    }

    .breadcrumb li {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .breadcrumb li + li::before {
      content: "/";
      color: var(--color-subtle);
    }

    .category-hero {
      padding: 34px 0 46px;
    }

    .hero-panel {
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(320px, .86fr);
      gap: 28px;
      align-items: stretch;
      padding: 34px;
      border-radius: var(--radius-md);
      background:
        linear-gradient(135deg, rgba(16, 36, 62, .98), rgba(23, 52, 86, .96)),
        radial-gradient(circle at 86% 16%, rgba(36, 182, 200, .24), transparent 34%);
      color: #ffffff;
      box-shadow: var(--shadow-md);
      position: relative;
      overflow: hidden;
    }

    .hero-panel::after {
      content: "";
      position: absolute;
      inset: auto -70px -110px auto;
      width: 260px;
      height: 260px;
      border: 1px solid rgba(255, 255, 255, .12);
      border-radius: 50%;
      pointer-events: none;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 7px 11px;
      border-radius: 999px;
      color: #dff7ff;
      background: rgba(255, 255, 255, .1);
      border: 1px solid rgba(255, 255, 255, .16);
      font-size: 13px;
      font-weight: 800;
    }

    .category-hero h1 {
      margin: 0 0 16px;
      color: #ffffff;
      font-size: clamp(32px, 4vw, 58px);
      line-height: 1.12;
      letter-spacing: 0;
      font-weight: 900;
      max-width: 820px;
    }

    .hero-summary {
      max-width: 690px;
      margin: 0 0 24px;
      color: rgba(255, 255, 255, .78);
      font-size: 17px;
    }

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

    .hero-actions .btn-ghost {
      color: #ffffff;
      border-color: rgba(255, 255, 255, .22);
      background: rgba(255, 255, 255, .08);
      box-shadow: none;
    }

    .hero-actions .btn-ghost:hover {
      color: #ffffff;
      background: rgba(255, 255, 255, .14);
    }

    .quick-entry {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      max-width: 720px;
    }

    .entry-tile {
      padding: 14px;
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .13);
      min-height: 92px;
    }

    .entry-tile i {
      color: #70e1ed;
      margin-bottom: 8px;
    }

    .entry-tile strong {
      display: block;
      color: #ffffff;
      font-size: 15px;
      line-height: 1.35;
    }

    .entry-tile span {
      display: block;
      margin-top: 4px;
      color: rgba(255, 255, 255, .63);
      font-size: 13px;
      line-height: 1.45;
    }

    .rank-panel {
      position: relative;
      z-index: 1;
      padding: 20px;
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, .95);
      color: var(--color-ink);
      box-shadow: 0 22px 52px rgba(6, 20, 38, .24);
      align-self: center;
    }

    .rank-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }

    .rank-head h2 {
      margin: 0;
      color: var(--color-ink);
      font-size: 20px;
      font-weight: 900;
    }

    .live-dot {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 900;
      padding: 6px 9px;
      border-radius: 999px;
      background: var(--color-primary-soft);
    }

    .live-dot::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-cyan);
      box-shadow: 0 0 0 5px rgba(36, 182, 200, .12);
    }

    .rank-list {
      display: grid;
      gap: 10px;
    }

    .rank-item {
      display: grid;
      grid-template-columns: 34px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border-radius: var(--radius-sm);
      background: #f7fbff;
      border: 1px solid var(--color-line);
    }

    .rank-num {
      width: 34px;
      height: 34px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-xs);
      color: #ffffff;
      background: var(--color-primary);
      font-weight: 900;
    }

    .rank-item strong {
      display: block;
      color: var(--color-ink);
      font-size: 14px;
      line-height: 1.35;
    }

    .rank-item span {
      display: block;
      color: var(--color-muted);
      font-size: 12px;
      line-height: 1.35;
    }

    .heat {
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 900;
      white-space: nowrap;
    }

    .section {
      padding: var(--section) 0;
    }

    .section.tight {
      padding-top: 44px;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      align-items: end;
      gap: 20px;
      margin-bottom: 26px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 10px;
      color: var(--color-primary-dark);
      font-weight: 900;
      font-size: 13px;
    }

    .section h2 {
      margin: 0;
      color: var(--color-ink);
      font-size: clamp(24px, 2.8vw, 38px);
      line-height: 1.24;
      font-weight: 900;
      letter-spacing: 0;
    }

    .section-lead {
      max-width: 740px;
      margin: 10px 0 0;
      color: var(--color-muted);
      font-size: 16px;
    }

    .filter-bar {
      display: grid;
      grid-template-columns: minmax(220px, 1fr) auto auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border-radius: var(--radius-md);
      background: #ffffff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
      margin-bottom: 18px;
    }

    .search-field,
    .select-field {
      min-height: 44px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: #f9fcff;
      color: var(--color-ink);
      padding: 0 12px;
      box-shadow: none;
      margin: 0;
    }

    .search-field {
      width: 100%;
    }

    .select-field {
      min-width: 150px;
    }

    .tag-row {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding: 4px 0 18px;
      scrollbar-width: thin;
    }

    .tag-btn,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      border: 1px solid var(--color-line);
      color: var(--color-muted);
      background: #ffffff;
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
      transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
    }

    .tag-btn:hover,
    .tag-btn.active {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(31, 111, 235, .28);
    }

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

    .poster-strip {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(230px, 270px);
      gap: 16px;
      overflow-x: auto;
      padding: 4px 2px 18px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
    }

    .poster-card {
      scroll-snap-align: start;
      min-height: 330px;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #ffffff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .poster-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(31, 111, 235, .2);
    }

    .poster-art {
      position: relative;
      min-height: 170px;
      padding: 14px;
      display: flex;
      align-items: flex-end;
      background:
        linear-gradient(150deg, rgba(31, 111, 235, .88), rgba(36, 182, 200, .72)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, .08) 0 12px, transparent 12px 24px);
      color: #ffffff;
    }

    .poster-art.alt {
      background:
        linear-gradient(150deg, rgba(22, 61, 112, .88), rgba(137, 174, 219, .76)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, .08) 0 12px, transparent 12px 24px);
    }

    .poster-art.fresh {
      background:
        linear-gradient(150deg, rgba(20, 150, 168, .86), rgba(31, 111, 235, .72)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, .08) 0 12px, transparent 12px 24px);
    }

    .poster-art::before {
      content: "";
      position: absolute;
      inset: 14px;
      border: 1px solid rgba(255, 255, 255, .22);
      border-radius: var(--radius-sm);
    }

    .poster-art strong {
      position: relative;
      z-index: 1;
      display: block;
      font-size: 20px;
      line-height: 1.24;
      max-width: 180px;
    }

    .poster-body {
      padding: 16px;
    }

    .poster-body h3 {
      margin: 0 0 8px;
      color: var(--color-ink);
      font-size: 18px;
      line-height: 1.35;
      font-weight: 900;
    }

    .poster-body p {
      margin: 0 0 12px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.6;
    }

    .meta-line {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--color-subtle);
      font-size: 12px;
      font-weight: 800;
    }

    .featured-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr);
      gap: 22px;
      align-items: stretch;
    }

    .feature-main {
      min-height: 420px;
      border-radius: var(--radius-md);
      overflow: hidden;
      background:
        linear-gradient(180deg, rgba(16, 36, 62, .12), rgba(16, 36, 62, .92)),
        linear-gradient(135deg, #dbeeff, #eef8fb 46%, #ffffff);
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(31, 111, 235, .14);
      display: flex;
      align-items: flex-end;
      padding: 28px;
      color: #ffffff;
    }

    .feature-main h3 {
      margin: 0 0 10px;
      color: #ffffff;
      font-size: clamp(24px, 3vw, 36px);
      line-height: 1.22;
      font-weight: 900;
    }

    .feature-main p {
      max-width: 620px;
      margin: 0 0 18px;
      color: rgba(255, 255, 255, .82);
    }

    .feature-side {
      display: grid;
      gap: 14px;
    }

    .recommend-card {
      display: grid;
      grid-template-columns: 94px 1fr;
      gap: 14px;
      padding: 14px;
      border-radius: var(--radius-md);
      background: #ffffff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .recommend-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: rgba(31, 111, 235, .22);
    }

    .thumb {
      min-height: 112px;
      border-radius: var(--radius-sm);
      background:
        linear-gradient(145deg, rgba(31, 111, 235, .88), rgba(36, 182, 200, .56)),
        linear-gradient(45deg, #ffffff 25%, transparent 25%);
      position: relative;
      overflow: hidden;
    }

    .thumb::after {
      content: "";
      position: absolute;
      inset: 12px;
      border: 1px solid rgba(255, 255, 255, .28);
      border-radius: var(--radius-xs);
    }

    .recommend-card h3 {
      margin: 0 0 7px;
      color: var(--color-ink);
      font-size: 17px;
      line-height: 1.35;
      font-weight: 900;
    }

    .recommend-card p {
      margin: 0 0 10px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .list-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 310px;
      gap: 22px;
      align-items: start;
    }

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

    .selection-item {
      display: grid;
      grid-template-columns: 116px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 14px;
      border-radius: var(--radius-md);
      background: #ffffff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .selection-item:hover {
      transform: translateY(-2px);
      border-color: rgba(31, 111, 235, .22);
      box-shadow: var(--shadow-md);
    }

    .selection-cover {
      height: 86px;
      border-radius: var(--radius-sm);
      background:
        linear-gradient(135deg, rgba(31, 111, 235, .82), rgba(36, 182, 200, .58)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0 10px, transparent 10px 20px);
      position: relative;
      overflow: hidden;
    }

    .selection-cover::before {
      content: "";
      position: absolute;
      inset: 10px;
      border: 1px solid rgba(255, 255, 255, .28);
      border-radius: 5px;
    }

    .selection-info h3 {
      margin: 0 0 6px;
      color: var(--color-ink);
      font-size: 18px;
      line-height: 1.34;
      font-weight: 900;
    }

    .selection-info p {
      margin: 0 0 10px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .selection-action {
      text-align: right;
      min-width: 108px;
    }

    .score {
      display: block;
      color: var(--color-primary-dark);
      font-size: 22px;
      font-weight: 900;
      line-height: 1;
      margin-bottom: 8px;
    }

    .side-panel {
      position: sticky;
      top: calc(var(--nav-height) + 18px);
      display: grid;
      gap: 14px;
    }

    .info-card,
    .stat-card,
    .faq-card {
      padding: 20px;
      border-radius: var(--radius-md);
      background: #ffffff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
    }

    .info-card h3,
    .stat-card h3 {
      margin: 0 0 10px;
      color: var(--color-ink);
      font-size: 19px;
      font-weight: 900;
    }

    .info-card p,
    .stat-card p {
      margin: 0;
      color: var(--color-muted);
      font-size: 14px;
    }

    .check-list {
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .check-list li {
      display: flex;
      gap: 9px;
      color: var(--color-text);
      font-size: 14px;
      line-height: 1.55;
    }

    .check-list i {
      margin-top: 4px;
      color: var(--color-cyan);
    }

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

    .stat-card strong {
      display: block;
      color: var(--color-primary-dark);
      font-size: 28px;
      line-height: 1.1;
      font-weight: 900;
    }

    .stat-card span {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
    }

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

    .topic-card {
      min-height: 184px;
      padding: 20px;
      border-radius: var(--radius-md);
      background: #ffffff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .topic-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: rgba(31, 111, 235, .22);
    }

    .topic-icon {
      width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
      border-radius: var(--radius-sm);
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
    }

    .topic-card h3 {
      margin: 0 0 8px;
      color: var(--color-ink);
      font-size: 18px;
      line-height: 1.35;
      font-weight: 900;
    }

    .topic-card p {
      margin: 0;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.6;
    }

    .process-band {
      background: linear-gradient(180deg, var(--color-band), #ffffff);
      border-top: 1px solid var(--color-line);
      border-bottom: 1px solid var(--color-line);
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      counter-reset: step;
    }

    .step-card {
      position: relative;
      min-height: 190px;
      padding: 22px;
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, .9);
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
      counter-increment: step;
    }

    .step-card::before {
      content: counter(step, decimal-leading-zero);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 32px;
      margin-bottom: 18px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-weight: 900;
      font-size: 13px;
    }

    .step-card h3 {
      margin: 0 0 8px;
      color: var(--color-ink);
      font-size: 18px;
      font-weight: 900;
    }

    .step-card p {
      margin: 0;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.6;
    }

    .faq-list {
      display: grid;
      gap: 12px;
      max-width: 920px;
    }

    .faq-card {
      padding: 0;
      overflow: hidden;
    }

    .faq-card summary {
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      color: var(--color-ink);
      font-weight: 900;
      cursor: pointer;
    }

    .faq-card summary::-webkit-details-marker {
      display: none;
    }

    .faq-card summary i {
      color: var(--color-primary);
      transition: transform var(--transition);
    }

    .faq-card[open] summary i {
      transform: rotate(180deg);
    }

    .faq-card p {
      margin: 0;
      padding: 0 20px 20px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.7;
    }

    .cta-section {
      padding: 72px 0 86px;
    }

    .cta-box {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
      padding: 32px;
      border-radius: var(--radius-md);
      background:
        linear-gradient(135deg, #ffffff, #eef7ff),
        radial-gradient(circle at 92% 12%, rgba(36, 182, 200, .2), transparent 30%);
      border: 1px solid rgba(31, 111, 235, .14);
      box-shadow: var(--shadow-md);
    }

    .cta-box h2 {
      margin: 0 0 10px;
      color: var(--color-ink);
      font-size: clamp(24px, 3vw, 36px);
      line-height: 1.24;
      font-weight: 900;
    }

    .cta-box p {
      margin: 0;
      max-width: 720px;
      color: var(--color-muted);
    }

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

    .load-row {
      display: flex;
      justify-content: center;
      margin-top: 22px;
    }

    .site-footer {
      padding: 52px 0 28px;
      background: #0f2035;
      color: rgba(255, 255, 255, .72);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr .8fr .8fr;
      gap: 32px;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-title {
      margin-bottom: 12px;
      color: #ffffff;
      font-weight: 900;
      font-size: 17px;
    }

    .site-footer p {
      margin: 0;
      max-width: 520px;
      color: rgba(255, 255, 255, .66);
      font-size: 14px;
      line-height: 1.75;
    }

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

    .footer-links a {
      color: rgba(255, 255, 255, .66);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #ffffff;
    }

    .footer-note {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding-top: 22px;
      color: rgba(255, 255, 255, .52);
      font-size: 13px;
      line-height: 1.55;
    }

    @media screen and (max-width: 1120px) {
      .command-nav {
        flex-wrap: wrap;
        padding: 14px 0;
      }

      .nav-actions {
        width: 100%;
        margin-left: 0;
      }

      .command-search {
        flex: 1 1 260px;
        width: auto;
      }

      .hero-panel,
      .featured-grid,
      .list-layout,
      .cta-box {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .topic-grid,
      .steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media screen and (max-width: 768px) {
      :root {
        --section: 58px;
      }

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

      .command-nav {
        gap: 12px;
      }

      .brand {
        width: 100%;
        justify-content: flex-start;
      }

      .nav-links {
        width: 100%;
        overflow-x: auto;
        justify-content: flex-start;
      }

      .nav-links a {
        flex: 0 0 auto;
      }

      .nav-actions {
        display: grid;
        grid-template-columns: 1fr;
      }

      .nav-actions .btn {
        width: 100%;
      }

      .command-search {
        width: 100%;
      }

      .hero-panel {
        padding: 24px;
      }

      .quick-entry,
      .filter-bar,
      .stat-row,
      .side-panel,
      .topic-grid,
      .steps,
      .footer-grid {
        grid-template-columns: 1fr;
      }

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

      .selection-item {
        grid-template-columns: 92px 1fr;
      }

      .selection-action {
        grid-column: 1 / -1;
        display: flex;
        align-items: center;
        justify-content: space-between;
        text-align: left;
        min-width: 0;
        padding-top: 4px;
      }

      .feature-main {
        min-height: 340px;
        padding: 22px;
      }

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

    @media screen and (max-width: 520px) {
      .category-hero h1 {
        font-size: 31px;
      }

      .hero-summary,
      .section-lead {
        font-size: 15px;
      }

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

      .btn {
        width: 100%;
      }

      .rank-item {
        grid-template-columns: 30px 1fr;
      }

      .heat {
        grid-column: 2;
      }

      .poster-strip {
        grid-auto-columns: minmax(220px, 82vw);
      }

      .recommend-card,
      .selection-item {
        grid-template-columns: 1fr;
      }

      .thumb,
      .selection-cover {
        min-height: 132px;
        height: auto;
      }

      .cta-box {
        padding: 24px;
      }
    }