/* roulang page: index */
:root {
      --bg: #08111f;
      --bg-soft: #0d1729;
      --panel: rgba(13, 23, 41, 0.78);
      --panel-strong: #101b31;
      --surface: rgba(255, 255, 255, 0.06);
      --surface-2: rgba(255, 255, 255, 0.09);
      --line: rgba(255, 255, 255, 0.12);
      --line-strong: rgba(255, 255, 255, 0.2);
      --text: #eef4ff;
      --muted: #aab7d0;
      --faint: #7f8da8;
      --accent: #e2bf6b;
      --accent-2: #66d4ff;
      --accent-3: #8df0c8;
      --danger: #ff7f8f;
      --shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
      --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.18);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1180px;
      --header-h: 78px;
      --ease: 180ms cubic-bezier(.2,.7,.2,1);
    }

    *, *::before, *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      line-height: 1.7;
      background:
        radial-gradient(circle at top left, rgba(102, 212, 255, 0.12), transparent 28%),
        radial-gradient(circle at 85% 15%, rgba(226, 191, 107, 0.16), transparent 22%),
        linear-gradient(180deg, #08111f 0%, #0b1525 45%, #0a1320 100%);
      overflow-x: hidden;
    }

    body.menu-open {
      overflow: hidden;
    }

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

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

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

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

    ::selection {
      background: rgba(226, 191, 107, 0.28);
      color: #fff;
    }

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

    .skip-link {
      position: absolute;
      left: -999px;
      top: 12px;
      z-index: 1000;
      padding: 10px 16px;
      border-radius: 999px;
      background: var(--accent);
      color: #1f1705;
      font-weight: 700;
    }

    .skip-link:focus {
      left: 16px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      backdrop-filter: blur(18px);
      background: linear-gradient(180deg, rgba(6, 11, 20, 0.88), rgba(6, 11, 20, 0.66));
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .header-inner {
      min-height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 14px;
      min-width: 0;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      background:
        linear-gradient(145deg, rgba(226, 191, 107, 0.98), rgba(102, 212, 255, 0.9));
      box-shadow: 0 10px 24px rgba(102, 212, 255, 0.18);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 11px;
      border-radius: 10px;
      border: 2px solid rgba(8, 17, 31, 0.62);
    }

    .brand-mark::after {
      inset: 17px 8px 8px 17px;
      border-radius: 999px;
      background: rgba(8, 17, 31, 0.42);
      border-color: transparent;
    }

    .brand-text {
      display: grid;
      gap: 2px;
      min-width: 0;
    }

    .brand-text strong {
      font-size: 1.02rem;
      letter-spacing: 0.02em;
      line-height: 1.2;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-text span {
      color: var(--muted);
      font-size: 0.88rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      gap: 14px;
    }

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

    .nav-menu a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 11px 16px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid transparent;
      background: transparent;
      transition: transform var(--ease), color var(--ease), background-color var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .nav-menu a:hover,
    .nav-menu a:focus-visible {
      color: var(--text);
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(255, 255, 255, 0.12);
      transform: translateY(-1px);
      outline: none;
    }

    .nav-menu a.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(226, 191, 107, 0.2), rgba(102, 212, 255, 0.12));
      border-color: rgba(226, 191, 107, 0.34);
      box-shadow: 0 10px 28px rgba(226, 191, 107, 0.12);
    }

    .nav-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 14px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      background: rgba(255, 255, 255, 0.04);
      color: #fff;
    }

    .nav-toggle svg {
      width: 22px;
      height: 22px;
    }

    .hero {
      position: relative;
      padding: 32px 0 18px;
    }

    .hero-shell {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background:
        linear-gradient(120deg, rgba(6, 14, 28, 0.82), rgba(14, 24, 42, 0.65)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
    }

    .hero-shell::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 15% 20%, rgba(102, 212, 255, 0.18), transparent 24%),
        radial-gradient(circle at 80% 12%, rgba(226, 191, 107, 0.18), transparent 24%),
        linear-gradient(90deg, rgba(8, 17, 31, 0.38), rgba(8, 17, 31, 0.1));
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: 1.12fr 0.88fr;
      gap: 26px;
      padding: 34px;
      align-items: center;
      min-height: 580px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: #ecf4ff;
      width: fit-content;
      box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
    }

    .eyebrow i,
    .tag,
    .chip,
    .stat-pill {
      font-style: normal;
    }

    .hero h1 {
      margin: 18px 0 16px;
      font-size: clamp(2.1rem, 4vw, 4.6rem);
      line-height: 1.08;
      letter-spacing: 0.01em;
      max-width: 12ch;
    }

    .hero p {
      margin: 0;
      max-width: 58ch;
      color: rgba(238, 244, 255, 0.84);
      font-size: 1.03rem;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 0 18px;
      border-radius: 14px;
      border: 1px solid transparent;
      font-weight: 700;
      letter-spacing: 0.01em;
      transition: transform var(--ease), box-shadow var(--ease), background-color var(--ease), border-color var(--ease), color var(--ease), opacity var(--ease);
      position: relative;
      overflow: hidden;
    }

    .btn:hover,
    .btn:focus-visible {
      transform: translateY(-2px);
      outline: none;
    }

    .btn.primary {
      color: #201708;
      background: linear-gradient(135deg, #f4d88c, #ddb35b);
      box-shadow: 0 14px 30px rgba(226, 191, 107, 0.22);
    }

    .btn.primary:hover,
    .btn.primary:focus-visible {
      box-shadow: 0 18px 36px rgba(226, 191, 107, 0.3);
    }

    .btn.secondary {
      color: #eef4ff;
      background: rgba(255, 255, 255, 0.08);
      border-color: rgba(255, 255, 255, 0.12);
    }

    .btn.secondary:hover,
    .btn.secondary:focus-visible {
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(255, 255, 255, 0.2);
    }

    .search-panel {
      margin-top: 22px;
      display: grid;
      gap: 10px;
      max-width: 560px;
    }

    .search-panel small {
      color: rgba(238, 244, 255, 0.72);
    }

    .search-form {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 14px 30px rgba(0, 0, 0, 0.14);
      backdrop-filter: blur(8px);
    }

    .search-form input {
      flex: 1;
      min-width: 0;
      height: 46px;
      padding: 0 16px;
      border-radius: 12px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: #fff;
      background: rgba(7, 12, 21, 0.34);
      outline: none;
    }

    .search-form input::placeholder {
      color: rgba(238, 244, 255, 0.48);
    }

    .search-form input:focus {
      border-color: rgba(102, 212, 255, 0.5);
      box-shadow: 0 0 0 4px rgba(102, 212, 255, 0.12);
    }

    .hero-side {
      display: grid;
      gap: 16px;
      align-self: stretch;
    }

    .hero-card,
    .glass-card {
      position: relative;
      overflow: hidden;
      border-radius: 24px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      background: linear-gradient(180deg, rgba(17, 28, 48, 0.86), rgba(12, 20, 35, 0.82));
      box-shadow: var(--shadow-soft);
    }

    .hero-card {
      min-height: 292px;
      padding: 18px;
      display: grid;
      align-content: end;
      background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.02), rgba(8, 17, 31, 0.76)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }

    .hero-card .badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 12px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: #f4f7ff;
      font-size: 0.86rem;
    }

    .hero-card h2 {
      margin: 0 0 8px;
      font-size: 1.35rem;
      line-height: 1.24;
    }

    .hero-card p {
      margin: 0;
      color: rgba(238, 244, 255, 0.8);
      max-width: 32ch;
      font-size: 0.98rem;
    }

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

    .stat-pill {
      padding: 14px 14px 13px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stat-pill strong {
      display: block;
      font-size: 1.02rem;
      margin-bottom: 4px;
    }

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

    main {
      display: block;
    }

    section {
      padding: 18px 0;
      scroll-margin-top: calc(var(--header-h) + 18px);
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 20px;
    }

    .section-head h2 {
      margin: 0;
      font-size: clamp(1.45rem, 2.4vw, 2.15rem);
      line-height: 1.15;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      max-width: 48ch;
    }

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

    .entry-card {
      padding: 18px;
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: var(--shadow-soft);
      min-height: 172px;
      display: grid;
      gap: 14px;
      align-content: space-between;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease), background-color var(--ease);
    }

    .entry-card:hover,
    .entry-card:focus-within {
      transform: translateY(-4px);
      border-color: rgba(102, 212, 255, 0.28);
      box-shadow: 0 20px 44px rgba(0, 0, 0, 0.22);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
    }

    .entry-icon {
      width: 48px;
      height: 48px;
      border-radius: 16px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, rgba(226, 191, 107, 0.22), rgba(102, 212, 255, 0.18));
      border: 1px solid rgba(255, 255, 255, 0.1);
      color: #fff;
      font-size: 1.1rem;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
    }

    .entry-card h3 {
      margin: 0;
      font-size: 1.12rem;
    }

    .entry-card p {
      margin: 0;
      color: var(--muted);
      font-size: 0.95rem;
    }

    .entry-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: rgba(238, 244, 255, 0.9);
      font-size: 0.93rem;
    }

    .entry-meta span:last-child {
      color: var(--accent-2);
    }

    .feature-grid {
      display: grid;
      grid-template-columns: 1.02fr 0.98fr;
      gap: 18px;
      align-items: stretch;
    }

    .feature-copy {
      padding: 28px;
      border-radius: 28px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
      box-shadow: var(--shadow-soft);
    }

    .feature-copy h3 {
      margin: 0 0 12px;
      font-size: 1.8rem;
      line-height: 1.18;
    }

    .feature-copy p {
      margin: 0 0 18px;
      color: var(--muted);
    }

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

    .feature-list li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 13px 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.08);
      color: #edf2ff;
    }

    .feature-list li::before {
      content: "";
      width: 11px;
      height: 11px;
      margin-top: 7px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow: 0 0 0 5px rgba(102, 212, 255, 0.08);
      flex: 0 0 auto;
    }

    .feature-visual {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 14px;
    }

    .visual-stack {
      min-height: 100%;
      display: grid;
      gap: 14px;
    }

    .visual-frame {
      position: relative;
      overflow: hidden;
      border-radius: 24px;
      min-height: 260px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: var(--shadow-soft);
      background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
    }

    .visual-frame img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transform: scale(1.01);
      transition: transform 420ms ease;
    }

    .visual-frame:hover img {
      transform: scale(1.05);
    }

    .visual-caption {
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 14px;
      padding: 13px 14px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(6, 11, 20, 0.4), rgba(6, 11, 20, 0.8));
      border: 1px solid rgba(255, 255, 255, 0.12);
      backdrop-filter: blur(12px);
    }

    .visual-caption strong {
      display: block;
      margin-bottom: 4px;
      font-size: 1rem;
    }

    .visual-caption span {
      color: rgba(238, 244, 255, 0.78);
      font-size: 0.9rem;
    }

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

    .mini-card {
      padding: 18px;
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .mini-card:hover {
      transform: translateY(-3px);
      border-color: rgba(226, 191, 107, 0.26);
      box-shadow: 0 18px 36px rgba(0, 0, 0, 0.2);
    }

    .mini-card h4 {
      margin: 0 0 8px;
      font-size: 1.08rem;
    }

    .mini-card p {
      margin: 0;
      color: var(--muted);
      font-size: 0.94rem;
    }

    .card-section {
      display: grid;
      grid-template-columns: 1.12fr 0.88fr;
      gap: 18px;
      align-items: start;
    }

    .section-card {
      border-radius: 28px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .section-card .card-cover {
      position: relative;
      min-height: 220px;
    }

    .section-card .card-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 420ms ease;
    }

    .section-card:hover .card-cover img {
      transform: scale(1.05);
    }

    .section-card .card-body {
      padding: 20px;
      display: grid;
      gap: 12px;
    }

    .section-card .card-body h3 {
      margin: 0;
      font-size: 1.35rem;
      line-height: 1.25;
    }

    .section-card .card-body p {
      margin: 0;
      color: var(--muted);
    }

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

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      background: rgba(255, 255, 255, 0.05);
      color: var(--text);
      font-size: 0.84rem;
    }

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

    .content-card {
      overflow: hidden;
      border-radius: 24px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .content-card:hover {
      transform: translateY(-4px);
      border-color: rgba(102, 212, 255, 0.24);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.22);
    }

    .content-card .thumb {
      aspect-ratio: 16 / 10;
      overflow: hidden;
    }

    .content-card .thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 420ms ease;
    }

    .content-card:hover .thumb img {
      transform: scale(1.06);
    }

    .content-card .body {
      padding: 18px;
      display: grid;
      gap: 10px;
    }

    .content-card .body h3 {
      margin: 0;
      font-size: 1.08rem;
      line-height: 1.35;
    }

    .content-card .body p {
      margin: 0;
      color: var(--muted);
      font-size: 0.94rem;
    }

    .meta-line {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      color: var(--faint);
      font-size: 0.84rem;
    }

    .meta-line span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .meta-line span + span::before {
      content: "·";
      margin-right: 10px;
      color: rgba(255, 255, 255, 0.24);
    }

    .wide-card {
      border-radius: 28px;
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background:
        linear-gradient(120deg, rgba(8, 17, 31, 0.55), rgba(8, 17, 31, 0.9)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow: var(--shadow-soft);
      padding: 28px;
      min-height: 100%;
      display: grid;
      align-content: end;
      gap: 16px;
    }

    .wide-card h3 {
      margin: 0;
      font-size: 1.7rem;
      line-height: 1.18;
      max-width: 14ch;
    }

    .wide-card p {
      margin: 0;
      color: rgba(238, 244, 255, 0.82);
      max-width: 38ch;
    }

    .wide-card .btn {
      width: fit-content;
    }

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

    .faq details {
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .faq summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      font-weight: 700;
      color: #f7faff;
    }

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

    .faq summary::after {
      content: "+";
      width: 28px;
      height: 28px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      flex: 0 0 auto;
      transition: transform var(--ease), background-color var(--ease);
    }

    .faq details[open] summary::after {
      content: "−";
      background: rgba(226, 191, 107, 0.12);
    }

    .faq .answer {
      padding: 0 20px 18px;
      color: var(--muted);
    }

    .cta {
      margin-top: 8px;
      padding: 0 0 24px;
    }

    .cta-box {
      border-radius: 32px;
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background:
        linear-gradient(135deg, rgba(226, 191, 107, 0.18), rgba(102, 212, 255, 0.08)),
        linear-gradient(180deg, rgba(12, 20, 34, 0.96), rgba(10, 16, 28, 0.88));
      box-shadow: var(--shadow);
      padding: 28px;
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 18px;
      align-items: center;
    }

    .cta-box h2 {
      margin: 0 0 10px;
      font-size: clamp(1.6rem, 3vw, 2.4rem);
      line-height: 1.18;
    }

    .cta-box p {
      margin: 0;
      color: rgba(238, 244, 255, 0.82);
      max-width: 54ch;
    }

    .cta-panel {
      padding: 18px;
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      display: grid;
      gap: 12px;
    }

    .cta-panel strong {
      font-size: 1.04rem;
    }

    .cta-panel ul {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
      color: var(--muted);
    }

    .cta-panel li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
    }

    .cta-panel li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 9px;
      border-radius: 999px;
      background: var(--accent-3);
      box-shadow: 0 0 0 4px rgba(141, 240, 200, 0.12);
      flex: 0 0 auto;
    }

    .site-footer {
      margin-top: 18px;
      padding: 28px 0 38px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      background: linear-gradient(180deg, rgba(4, 8, 15, 0), rgba(4, 8, 15, 0.2));
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr 1fr;
      gap: 20px;
      align-items: start;
    }

    .footer-brand {
      display: grid;
      gap: 14px;
    }

    .footer-brand p {
      margin: 0;
      color: var(--muted);
    }

    .footer-col h4 {
      margin: 0 0 14px;
      font-size: 1.02rem;
    }

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

    .footer-links a {
      color: var(--muted);
      width: fit-content;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: #fff;
      transform: translateX(3px);
      outline: none;
    }

    .footer-note {
      margin-top: 20px;
      padding-top: 16px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      color: var(--faint);
      font-size: 0.92rem;
      display: flex;
      flex-wrap: wrap;
      gap: 10px 16px;
      justify-content: space-between;
      align-items: center;
    }

    .badge-soft {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(255, 255, 255, 0.05);
      color: var(--muted);
      width: fit-content;
    }

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

    :focus-visible {
      outline: 3px solid rgba(102, 212, 255, 0.45);
      outline-offset: 2px;
    }

    @media (max-width: 1120px) {
      .hero-grid,
      .feature-grid,
      .card-section,
      .cta-box,
      .footer-grid {
        grid-template-columns: 1fr;
      }

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

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

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

    @media (max-width: 820px) {
      .header-inner {
        min-height: 72px;
      }

      .nav-toggle {
        display: inline-flex;
      }

      .nav-wrap {
        position: relative;
      }

      .nav-menu {
        position: absolute;
        right: 0;
        top: calc(100% + 12px);
        min-width: min(88vw, 320px);
        padding: 12px;
        border-radius: 22px;
        display: grid;
        gap: 10px;
        background: rgba(8, 17, 31, 0.96);
        border: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: var(--shadow);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: opacity var(--ease), transform var(--ease);
      }

      body.menu-open .nav-menu {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
      }

      .nav-menu a {
        width: 100%;
        justify-content: flex-start;
      }

      .hero {
        padding-top: 22px;
      }

      .hero-shell {
        border-radius: 28px;
      }

      .hero-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 24px;
        min-height: unset;
      }

      .hero h1 {
        max-width: 14ch;
      }

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

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

      .stat-row {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 560px) {
      .container {
        width: min(calc(100% - 20px), var(--container));
      }

      .brand-text span {
        display: none;
      }

      .hero-shell,
      .section-card,
      .wide-card,
      .cta-box {
        border-radius: 22px;
      }

      .hero-grid,
      .feature-copy,
      .section-card .card-body,
      .content-card .body,
      .cta-box {
        padding: 18px;
      }

      .entry-grid,
      .recommend-grid {
        grid-template-columns: 1fr;
      }

      .section-head {
        flex-direction: column;
        align-items: flex-start;
      }

      .hero-actions,
      .hero-card .badge-row,
      .tag-row {
        gap: 8px;
      }

      .btn {
        width: 100%;
      }

      .search-form {
        flex-direction: column;
        align-items: stretch;
      }

      .search-form input {
        width: 100%;
      }

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

/* roulang page: category1 */
:root {
      --bg: #f5f7fb;
      --bg-soft: #eef3fb;
      --surface: rgba(255, 255, 255, 0.92);
      --surface-strong: #ffffff;
      --text: #162033;
      --muted: #5f6b84;
      --line: rgba(25, 38, 68, 0.12);
      --line-strong: rgba(25, 38, 68, 0.18);
      --primary: #13233f;
      --primary-2: #1f3b6f;
      --accent: #d4a94f;
      --accent-2: #ffce6a;
      --success: #2c8f6f;
      --shadow: 0 18px 50px rgba(18, 31, 58, 0.10);
      --shadow-soft: 0 10px 26px rgba(18, 31, 58, 0.08);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1180px;
      --gap: 24px;
      --transition: 220ms ease;
    }

    * { 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 SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(31, 59, 111, 0.09), transparent 28%),
        radial-gradient(circle at 85% 10%, rgba(212, 169, 79, 0.10), transparent 24%),
        linear-gradient(180deg, #f8fbff 0%, var(--bg) 100%);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }
    button, input, textarea, select { font: inherit; }
    button { cursor: pointer; }
    ::selection { background: rgba(212, 169, 79, 0.22); }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      backdrop-filter: blur(18px);
      background: rgba(245, 247, 251, 0.72);
      border-bottom: 1px solid rgba(18, 31, 58, 0.08);
    }
    .header-inner {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 14px;
      min-width: 0;
    }
    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--primary), #284c87 52%, var(--accent) 160%);
      box-shadow: 0 10px 24px rgba(31, 59, 111, 0.24);
      position: relative;
      flex: 0 0 auto;
    }
    .brand-mark::before, .brand-mark::after {
      content: "";
      position: absolute;
      inset: 10px;
      border-radius: 10px;
      border: 1px solid rgba(255,255,255,0.55);
    }
    .brand-mark::after {
      inset: 14px 12px 12px 14px;
      border-color: rgba(255,255,255,0.30);
      transform: rotate(12deg);
    }
    .brand-text { display: grid; gap: 1px; min-width: 0; }
    .brand-text strong {
      font-size: 1rem;
      line-height: 1.2;
      letter-spacing: 0.02em;
      color: var(--primary);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .brand-text span {
      font-size: 0.86rem;
      color: var(--muted);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .nav-wrap { display: flex; align-items: center; gap: 14px; }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 8px;
      border: 1px solid rgba(18, 31, 58, 0.08);
      background: rgba(255,255,255,0.72);
      border-radius: 999px;
      box-shadow: 0 8px 24px rgba(18, 31, 58, 0.05);
    }
    .nav-menu a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 600;
      transition: transform var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition);
    }
    .nav-menu a:hover,
    .nav-menu a:focus-visible {
      color: var(--primary);
      background: rgba(31, 59, 111, 0.08);
      transform: translateY(-1px);
      outline: none;
    }
    .nav-menu a.active {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow: 0 10px 20px rgba(31, 59, 111, 0.18);
    }
    .nav-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border: 1px solid rgba(18, 31, 58, 0.10);
      border-radius: 14px;
      background: rgba(255,255,255,0.82);
      color: var(--primary);
      box-shadow: var(--shadow-soft);
      align-items: center;
      justify-content: center;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .nav-toggle svg { width: 22px; height: 22px; }
    .nav-toggle:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
    .nav-toggle:focus-visible { outline: 3px solid rgba(212, 169, 79, 0.28); outline-offset: 2px; }

    .page-hero {
      position: relative;
      overflow: hidden;
      margin-top: 22px;
      border-radius: 34px;
      background:
        linear-gradient(120deg, rgba(12, 21, 39, 0.90), rgba(26, 48, 86, 0.70)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
      border: 1px solid rgba(255,255,255,0.08);
    }
    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 18% 18%, rgba(255,255,255,0.16), transparent 22%),
        radial-gradient(circle at 82% 12%, rgba(212,169,79,0.20), transparent 16%),
        linear-gradient(180deg, rgba(255,255,255,0.05), transparent 35%);
      pointer-events: none;
    }
    .hero-inner {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(290px, 0.75fr);
      gap: 24px;
      padding: 34px;
      min-height: 420px;
      align-items: center;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 14px;
      border-radius: 999px;
      background: rgba(255,255,255,0.10);
      border: 1px solid rgba(255,255,255,0.14);
      color: rgba(255,255,255,0.90);
      font-size: 0.92rem;
      letter-spacing: 0.02em;
      width: fit-content;
      margin-bottom: 18px;
    }
    .eyebrow i {
      width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2);
      box-shadow: 0 0 0 5px rgba(255,206,106,0.16);
      display: inline-block;
    }
    .hero h1 {
      margin: 0;
      color: #fff;
      font-size: clamp(2rem, 4vw, 3.7rem);
      line-height: 1.08;
      letter-spacing: 0.01em;
      max-width: 12ch;
    }
    .hero p {
      margin: 18px 0 0;
      color: rgba(244, 248, 255, 0.86);
      font-size: 1.04rem;
      max-width: 58ch;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 0 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 700;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      user-select: none;
    }
    .btn:hover, .btn:focus-visible { transform: translateY(-2px); outline: none; }
    .btn-primary {
      color: #142038;
      background: linear-gradient(135deg, #ffd98a, var(--accent));
      box-shadow: 0 14px 30px rgba(212,169,79,0.24);
    }
    .btn-primary:hover { box-shadow: 0 18px 34px rgba(212,169,79,0.30); }
    .btn-secondary {
      color: #fff;
      border-color: rgba(255,255,255,0.18);
      background: rgba(255,255,255,0.06);
      backdrop-filter: blur(10px);
    }
    .btn-secondary:hover { background: rgba(255,255,255,0.12); }
    .hero-panel {
      align-self: stretch;
      display: grid;
      gap: 14px;
    }
    .hero-card {
      background: rgba(255,255,255,0.12);
      border: 1px solid rgba(255,255,255,0.14);
      border-radius: var(--radius-xl);
      padding: 18px;
      backdrop-filter: blur(16px);
      color: #fff;
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.10);
    }
    .hero-card h2 {
      margin: 0 0 8px;
      font-size: 1.04rem;
      line-height: 1.3;
    }
    .hero-card p { margin: 0; color: rgba(244,248,255,0.84); font-size: 0.96rem; }
    .hero-stat-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }
    .stat-box {
      padding: 16px;
      border-radius: 20px;
      background: rgba(255,255,255,0.08);
      border: 1px solid rgba(255,255,255,0.12);
      min-height: 108px;
    }
    .stat-box strong { display: block; font-size: 1.3rem; color: #fff; margin-bottom: 6px; }
    .stat-box span { color: rgba(244,248,255,0.82); font-size: 0.92rem; }

    main { padding: 24px 0 42px; }
    .section {
      margin-top: 24px;
      padding: 28px;
      border-radius: 30px;
      background: rgba(255,255,255,0.76);
      border: 1px solid rgba(18, 31, 58, 0.08);
      box-shadow: var(--shadow-soft);
    }
    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 18px;
    }
    .section-title h2 {
      margin: 0;
      font-size: clamp(1.35rem, 2vw, 1.9rem);
      line-height: 1.18;
      color: var(--primary);
    }
    .section-title p {
      margin: 8px 0 0;
      color: var(--muted);
      max-width: 66ch;
    }
    .section-tip {
      flex: 0 0 auto;
      color: var(--muted);
      font-size: 0.95rem;
      padding: 10px 14px;
      border-radius: 999px;
      background: rgba(31,59,111,0.06);
      border: 1px solid rgba(31,59,111,0.08);
    }

    .entry-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }
    .entry-card {
      padding: 20px;
      border-radius: 24px;
      background: linear-gradient(180deg, #fff, #f8fbff);
      border: 1px solid rgba(18, 31, 58, 0.08);
      box-shadow: 0 10px 24px rgba(18, 31, 58, 0.05);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      min-height: 172px;
      position: relative;
      overflow: hidden;
    }
    .entry-card::after {
      content: "";
      position: absolute;
      inset: auto -18px -18px auto;
      width: 88px;
      height: 88px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(31,59,111,0.12), transparent 72%);
      pointer-events: none;
    }
    .entry-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 18px 34px rgba(18, 31, 58, 0.10);
      border-color: rgba(31,59,111,0.16);
    }
    .entry-no {
      width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px;
      background: linear-gradient(135deg, rgba(31,59,111,0.12), rgba(212,169,79,0.14));
      color: var(--primary);
      font-weight: 800;
      margin-bottom: 14px;
    }
    .entry-card h3 { margin: 0; font-size: 1.05rem; color: var(--primary); }
    .entry-card p { margin: 10px 0 0; color: var(--muted); font-size: 0.95rem; }
    .mini-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 16px;
      color: var(--primary-2);
      font-weight: 700;
      font-size: 0.95rem;
    }
    .mini-link svg { width: 16px; height: 16px; transition: transform var(--transition); }
    .entry-card:hover .mini-link svg { transform: translateX(3px); }

    .split-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 18px;
      align-items: stretch;
    }
    .info-panel, .visual-panel {
      border-radius: 26px;
      overflow: hidden;
      background: var(--surface-strong);
      border: 1px solid rgba(18, 31, 58, 0.08);
      box-shadow: 0 14px 28px rgba(18, 31, 58, 0.06);
    }
    .info-panel {
      padding: 24px;
    }
    .info-panel h3 {
      margin: 0 0 12px;
      font-size: 1.3rem;
      color: var(--primary);
    }
    .info-panel p { margin: 0 0 16px; color: var(--muted); }
    .info-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 12px;
    }
    .info-list li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 14px 14px 14px 16px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(247,249,253,1), rgba(241,245,251,0.8));
      border: 1px solid rgba(18, 31, 58, 0.07);
    }
    .info-bullet {
      width: 10px; height: 10px; border-radius: 50%;
      margin-top: 7px;
      background: linear-gradient(135deg, var(--accent), var(--primary-2));
      box-shadow: 0 0 0 5px rgba(212,169,79,0.13);
      flex: 0 0 auto;
    }
    .info-list strong { display: block; color: var(--primary); margin-bottom: 3px; }
    .info-list span { color: var(--muted); font-size: 0.95rem; }

    .visual-panel {
      position: relative;
      min-height: 420px;
      background:
        linear-gradient(180deg, rgba(13, 20, 39, 0.06), rgba(13, 20, 39, 0.28)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      display: flex;
      align-items: end;
    }
    .visual-panel .overlay-card {
      margin: 18px;
      width: calc(100% - 36px);
      padding: 20px;
      border-radius: 22px;
      background: rgba(10, 16, 32, 0.70);
      color: #fff;
      backdrop-filter: blur(12px);
      border: 1px solid rgba(255,255,255,0.12);
    }
    .overlay-card h3 { margin: 0 0 8px; font-size: 1.2rem; }
    .overlay-card p { margin: 0; color: rgba(244,248,255,0.84); }
    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 14px;
    }
    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 0 12px;
      border-radius: 999px;
      font-size: 0.88rem;
      color: #20314f;
      background: rgba(255,255,255,0.88);
      border: 1px solid rgba(255,255,255,0.22);
    }

    .tool-bar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
      margin-bottom: 18px;
    }
    .tool-pill,
    .tool-chip {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      border: 1px solid rgba(18,31,58,0.10);
      background: #fff;
      color: var(--muted);
      transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .tool-pill:hover,
    .tool-chip:hover,
    .tool-pill:focus-visible,
    .tool-chip:focus-visible {
      outline: none;
      transform: translateY(-1px);
      color: var(--primary);
      background: rgba(31,59,111,0.06);
      box-shadow: 0 12px 24px rgba(18,31,58,0.06);
    }
    .tool-pill.active {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      border-color: transparent;
    }
    .tool-spacer { flex: 1 1 auto; }
    .search-box {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: min(360px, 100%);
      padding: 0 14px;
      min-height: 46px;
      border-radius: 16px;
      background: #fff;
      border: 1px solid rgba(18, 31, 58, 0.10);
      box-shadow: 0 10px 22px rgba(18, 31, 58, 0.04);
    }
    .search-box svg { width: 18px; height: 18px; color: var(--muted); flex: 0 0 auto; }
    .search-box input {
      border: 0;
      outline: none;
      width: 100%;
      padding: 0;
      background: transparent;
      color: var(--text);
    }
    .search-box input::placeholder { color: #92a0b8; }

    .content-grid {
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: 18px;
    }
    .featured-card, .side-card {
      border-radius: 26px;
      overflow: hidden;
      background: #fff;
      border: 1px solid rgba(18, 31, 58, 0.08);
      box-shadow: 0 14px 28px rgba(18, 31, 58, 0.06);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .featured-card:hover, .side-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 38px rgba(18, 31, 58, 0.10);
      border-color: rgba(31,59,111,0.16);
    }
    .featured-thumb {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
    }
    .featured-thumb img, .side-thumb img {
      width: 100%; height: 100%; object-fit: cover;
      transition: transform 420ms ease;
    }
    .featured-card:hover img, .side-card:hover img { transform: scale(1.04); }
    .card-body { padding: 18px; }
    .meta-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 10px;
    }
    .meta {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      background: rgba(31,59,111,0.07);
      color: var(--primary-2);
      font-size: 0.85rem;
      border: 1px solid rgba(31,59,111,0.08);
    }
    .card-body h3 { margin: 0; font-size: 1.18rem; color: var(--primary); line-height: 1.35; }
    .card-body p { margin: 10px 0 0; color: var(--muted); }
    .card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: 16px;
    }
    .card-foot .mini-link { margin-top: 0; }
    .card-info { color: var(--muted); font-size: 0.92rem; }

    .side-list {
      display: grid;
      gap: 16px;
    }
    .side-card { display: grid; grid-template-columns: 148px minmax(0, 1fr); }
    .side-thumb { position: relative; min-height: 100%; }
    .side-body { padding: 18px; }
    .side-body h3 { margin: 0; font-size: 1.02rem; color: var(--primary); line-height: 1.4; }
    .side-body p { margin: 10px 0 0; color: var(--muted); font-size: 0.94rem; }

    .faq-grid {
      display: grid;
      gap: 12px;
      margin-top: 10px;
    }
    .faq-item {
      background: #fff;
      border: 1px solid rgba(18, 31, 58, 0.08);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(18, 31, 58, 0.04);
    }
    .faq-question {
      width: 100%;
      padding: 18px 20px;
      border: 0;
      background: transparent;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      text-align: left;
      font-weight: 700;
      transition: background var(--transition);
    }
    .faq-question:hover { background: rgba(31,59,111,0.04); }
    .faq-question span { flex: 1 1 auto; }
    .faq-icon {
      width: 34px; height: 34px; border-radius: 12px;
      display: grid; place-items: center;
      background: rgba(31,59,111,0.08);
      color: var(--primary);
      transition: transform var(--transition), background var(--transition);
      flex: 0 0 auto;
    }
    .faq-item.open .faq-icon { transform: rotate(45deg); background: rgba(212,169,79,0.18); }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 320ms ease;
      border-top: 1px solid transparent;
    }
    .faq-item.open .faq-answer {
      max-height: 260px;
      border-top-color: rgba(18,31,58,0.06);
    }
    .faq-answer p {
      margin: 0;
      padding: 0 20px 18px;
      color: var(--muted);
    }

    .cta-box {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 20px;
      align-items: center;
      padding: 28px;
      border-radius: 28px;
      background: linear-gradient(135deg, rgba(19,35,63,1), rgba(29,58,104,1));
      color: #fff;
      box-shadow: 0 16px 34px rgba(18,31,58,0.16);
      overflow: hidden;
      position: relative;
    }
    .cta-box::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 88% 18%, rgba(212,169,79,0.24), transparent 18%);
      pointer-events: none;
    }
    .cta-box h2 { margin: 0; font-size: clamp(1.35rem, 2.4vw, 2rem); line-height: 1.18; position: relative; z-index: 1; }
    .cta-box p { margin: 12px 0 0; color: rgba(244,248,255,0.84); max-width: 60ch; position: relative; z-index: 1; }
    .cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; position: relative; z-index: 1; }
    .cta-actions .btn-secondary { background: rgba(255,255,255,0.08); }

    .site-footer {
      margin-top: 28px;
      padding: 34px 0 26px;
      background: linear-gradient(180deg, rgba(17,25,42,0.96), rgba(16,22,37,1));
      color: rgba(240,244,250,0.88);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr;
      gap: 24px;
      padding-bottom: 22px;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .site-footer .brand-text strong,
    .site-footer .brand-text span { color: #fff; }
    .site-footer .brand-mark { background: linear-gradient(135deg, #20355c, #395b96 52%, #d4a94f 170%); }
    .footer-col h4 {
      margin: 0 0 14px;
      color: #fff;
      font-size: 1rem;
    }
    .footer-brand p { margin: 16px 0 0; color: rgba(240,244,250,0.78); max-width: 32ch; }
    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px 12px;
    }
    .footer-links a {
      color: rgba(240,244,250,0.76);
      transition: color var(--transition), transform var(--transition);
    }
    .footer-links a:hover, .footer-links a:focus-visible {
      color: #fff;
      transform: translateX(2px);
      outline: none;
    }
    .footer-note {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 12px;
      padding-top: 18px;
      color: rgba(240,244,250,0.72);
      font-size: 0.92rem;
    }

    .muted { color: var(--muted); }
    .divider { height: 1px; background: rgba(18,31,58,0.08); margin: 16px 0; }

    @media (max-width: 1080px) {
      .hero-inner,
      .split-grid,
      .content-grid,
      .footer-grid,
      .cta-box { grid-template-columns: 1fr; }
      .entry-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .page-hero { border-radius: 28px; }
      .hero-inner { min-height: auto; }
      .hero-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    }

    @media (max-width: 768px) {
      .header-inner { min-height: 70px; }
      .nav-toggle { display: inline-flex; }
      .nav-menu {
        position: absolute;
        right: 16px;
        top: 84px;
        width: min(280px, calc(100vw - 32px));
        display: none;
        flex-direction: column;
        align-items: stretch;
        border-radius: 22px;
        padding: 10px;
      }
      .nav-menu.open { display: flex; }
      .nav-menu a { justify-content: flex-start; }
      .hero-inner { padding: 24px; gap: 18px; }
      .hero h1 { max-width: 100%; }
      .hero-panel { grid-template-columns: 1fr; }
      .section { padding: 22px; border-radius: 24px; }
      .section-head { flex-direction: column; align-items: flex-start; }
      .search-box { min-width: 100%; }
      .side-card { grid-template-columns: 1fr; }
      .side-thumb { aspect-ratio: 16/9; }
      .footer-links { grid-template-columns: 1fr; }
      .footer-note { flex-direction: column; }
    }

    @media (max-width: 520px) {
      .container { width: min(var(--container), calc(100% - 20px)); }
      .page-hero { margin-top: 14px; border-radius: 22px; }
      .hero-inner { padding: 20px; }
      .section { padding: 18px; }
      .entry-grid { grid-template-columns: 1fr; }
      .hero-actions, .cta-actions { flex-direction: column; }
      .btn { width: 100%; }
      .tool-bar { gap: 10px; }
      .tool-pill, .tool-chip { min-height: 40px; padding: 0 14px; }
      .cta-box { padding: 22px; }
      .faq-question { padding: 16px 16px; }
      .faq-answer p { padding: 0 16px 16px; }
    }