/* roulang page: index */
:root {
      --color-primary: #8f1d34;
      --color-primary-dark: #6f1427;
      --color-accent: #1f7a74;
      --color-ink: #18171a;
      --color-muted: #68616a;
      --color-soft: #f7f3ef;
      --color-panel: #ffffff;
      --color-line: #e7dfe0;
      --color-wash: #eef5f4;
      --color-dark: #20161a;
      --shadow-sm: 0 8px 22px rgba(32, 22, 26, .07);
      --shadow-md: 0 18px 42px rgba(32, 22, 26, .12);
      --radius-sm: 6px;
      --radius: 8px;
      --container: 1180px;
      --gap: 24px;
      --focus: 0 0 0 4px rgba(143, 29, 52, .16);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      color: var(--color-ink);
      background: #fbfaf8;
      line-height: 1.72;
      font-size: 16px;
      letter-spacing: 0;
    }

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

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

    button, input, select {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
    }

    :focus-visible {
      outline: none;
      box-shadow: var(--focus);
    }

    .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, .96);
      border-bottom: 1px solid var(--color-line);
      box-shadow: 0 4px 18px rgba(24, 23, 26, .04);
      backdrop-filter: blur(14px);
    }

    .nav {
      min-height: 72px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 28px;
    }

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

    .logo-mark {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--color-primary);
      border-radius: var(--radius-sm);
      box-shadow: 0 8px 18px rgba(143, 29, 52, .22);
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }

    .nav-links a {
      padding: 9px 14px;
      border-radius: var(--radius-sm);
      color: #3e3940;
      font-size: 15px;
      transition: .2s ease;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--color-primary);
      background: #f6e9eb;
    }

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

    .nav-search {
      width: 220px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 12px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: #fff;
      color: var(--color-muted);
      transition: .2s ease;
    }

    .nav-search:focus-within {
      border-color: rgba(143, 29, 52, .45);
      box-shadow: var(--focus);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 10px 18px;
      border-radius: var(--radius-sm);
      font-weight: 700;
      color: #fff;
      background: var(--color-primary);
      transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
      white-space: nowrap;
    }

    .btn:hover {
      transform: translateY(-1px);
      background: var(--color-primary-dark);
      box-shadow: 0 12px 26px rgba(143, 29, 52, .18);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn.secondary {
      color: var(--color-primary);
      background: #fff;
      border: 1px solid rgba(143, 29, 52, .28);
      box-shadow: none;
    }

    .btn.secondary:hover {
      background: #f8ecee;
      border-color: rgba(143, 29, 52, .48);
    }

    .btn.dark {
      background: var(--color-dark);
    }

    .btn.dark:hover {
      background: #000;
    }

    main {
      overflow: hidden;
    }

    section {
      padding: 78px 0;
    }

    .hero {
      padding: 82px 0 50px;
      background:
        radial-gradient(circle at 18% 20%, rgba(143, 29, 52, .12), transparent 30%),
        linear-gradient(180deg, #fff 0%, #f7f3ef 100%);
      border-bottom: 1px solid var(--color-line);
    }

    .hero-panel {
      min-height: 430px;
      display: grid;
      align-items: center;
      justify-items: center;
      text-align: center;
      padding: 56px 28px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background:
        linear-gradient(rgba(255, 255, 255, .88), rgba(255, 255, 255, .92)),
        repeating-linear-gradient(135deg, rgba(143, 29, 52, .09) 0, rgba(143, 29, 52, .09) 1px, transparent 1px, transparent 18px);
      box-shadow: var(--shadow-sm);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
      padding: 6px 10px;
      border: 1px solid #ead1d6;
      border-radius: 999px;
      color: var(--color-primary);
      background: #fff7f7;
      font-size: 14px;
      font-weight: 700;
    }

    h1 {
      max-width: 880px;
      margin: 0;
      font-size: 46px;
      line-height: 1.18;
      letter-spacing: 0;
      color: var(--color-ink);
    }

    .hero p {
      max-width: 760px;
      margin: 20px auto 0;
      color: #514a52;
      font-size: 18px;
    }

    .hero-search {
      width: min(760px, 100%);
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 10px;
      margin: 30px auto 18px;
      padding: 8px;
      border: 1px solid #e4d6d8;
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .hero-search label {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      padding-left: 10px;
      color: var(--color-muted);
    }

    .hero-search input {
      width: 100%;
      min-width: 0;
      height: 42px;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--color-ink);
    }

    .hot-chips {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 8px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 12px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: #fff;
      color: #4b454d;
      font-size: 14px;
      transition: .2s ease;
    }

    .chip:hover,
    .chip.active {
      color: var(--color-primary);
      border-color: rgba(143, 29, 52, .35);
      background: #fff2f3;
      transform: translateY(-1px);
    }

    .metric-bar {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      margin-top: 28px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--color-line);
    }

    .metric {
      padding: 18px;
      background: #fff;
      text-align: left;
    }

    .metric strong {
      display: block;
      color: var(--color-primary);
      font-size: 24px;
      line-height: 1.2;
    }

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

    .section-head {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-head h2 {
      margin: 0 0 8px;
      font-size: 30px;
      line-height: 1.25;
      letter-spacing: 0;
    }

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

    .app-strip {
      padding: 34px 0;
      background: #fff;
      border-bottom: 1px solid var(--color-line);
    }

    .app-grid {
      display: grid;
      grid-template-columns: 1.2fr repeat(3, 1fr);
      gap: 14px;
      align-items: stretch;
    }

    .app-lead,
    .mini-card {
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }

    .app-lead {
      padding: 24px;
      background: var(--color-dark);
      color: #fff;
    }

    .app-lead h2 {
      margin: 0 0 8px;
      font-size: 24px;
    }

    .app-lead p {
      margin: 0;
      color: rgba(255, 255, 255, .72);
    }

    .mini-card {
      padding: 20px;
      transition: .2s ease;
    }

    .mini-card:hover {
      transform: translateY(-2px);
      border-color: rgba(143, 29, 52, .32);
    }

    .icon-box {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      margin-bottom: 12px;
      border-radius: var(--radius-sm);
      color: var(--color-primary);
      background: #f8e9ec;
    }

    .mini-card h3,
    .service-card h3,
    .topic-card h3,
    .feature-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
      line-height: 1.35;
    }

    .mini-card p,
    .service-card p,
    .topic-card p,
    .feature-card p {
      margin: 0;
      color: var(--color-muted);
      font-size: 15px;
    }

    .service {
      background: #fbfaf8;
    }

    .service-layout {
      display: grid;
      grid-template-columns: .92fr 1.4fr;
      gap: 24px;
      align-items: start;
    }

    .filter-panel {
      position: sticky;
      top: 96px;
      padding: 22px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .filter-panel h3 {
      margin: 0 0 12px;
      font-size: 20px;
    }

    .filter-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

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

    .service-card {
      display: grid;
      grid-template-columns: 96px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 16px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: #fff;
      transition: .2s ease;
    }

    .service-card:hover {
      transform: translateY(-2px);
      border-color: rgba(143, 29, 52, .32);
      box-shadow: var(--shadow-sm);
    }

    .thumb {
      width: 96px;
      height: 72px;
      border-radius: var(--radius-sm);
      background:
        linear-gradient(135deg, rgba(143, 29, 52, .88), rgba(31, 122, 116, .78)),
        repeating-linear-gradient(45deg, rgba(255, 255, 255, .22) 0, rgba(255, 255, 255, .22) 2px, transparent 2px, transparent 12px);
    }

    .meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 10px;
      color: var(--color-muted);
      font-size: 13px;
    }

    .dot {
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--color-accent);
      box-shadow: 0 0 0 4px rgba(31, 122, 116, .14);
    }

    .about {
      background: var(--color-dark);
      color: #fff;
    }

    .about .section-head p {
      color: rgba(255, 255, 255, .68);
    }

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

    .feature-card {
      padding: 22px;
      border: 1px solid rgba(255, 255, 255, .12);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .06);
    }

    .feature-card p {
      color: rgba(255, 255, 255, .68);
    }

    .feature-card .icon-box {
      color: #fff;
      background: rgba(255, 255, 255, .12);
    }

    .topics {
      background: #fff;
    }

    .topic-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .topic-card {
      min-height: 170px;
      padding: 22px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, #fff, #fbf7f4);
      transition: .2s ease;
    }

    .topic-card:hover {
      transform: translateY(-2px);
      border-color: rgba(143, 29, 52, .34);
      box-shadow: var(--shadow-sm);
    }

    .topic-card .badge {
      margin-bottom: 16px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 9px;
      border-radius: 999px;
      color: var(--color-primary);
      background: #f8e9ec;
      font-size: 13px;
      font-weight: 700;
    }

    .updates {
      background: var(--color-wash);
    }

    .update-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .changelog,
    .promise-bar {
      padding: 24px;
      border: 1px solid #d8e4e2;
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .change-item {
      display: grid;
      grid-template-columns: 92px 1fr;
      gap: 18px;
      padding: 16px 0;
      border-bottom: 1px solid var(--color-line);
    }

    .change-item:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .change-date {
      color: var(--color-accent);
      font-weight: 800;
      font-size: 14px;
    }

    .change-item h3 {
      margin: 0 0 4px;
      font-size: 17px;
    }

    .change-item p {
      margin: 0;
      color: var(--color-muted);
      font-size: 15px;
    }

    .promise-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .promise {
      padding: 15px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: #fbfaf8;
    }

    .promise strong {
      display: block;
      margin-bottom: 4px;
    }

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

    .news {
      background: #fbfaf8;
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1.35fr .75fr;
      gap: 24px;
      align-items: start;
    }

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

    .news-item {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 18px;
      padding: 18px 20px;
      border-bottom: 1px solid var(--color-line);
      transition: .2s ease;
    }

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

    .news-item:hover {
      background: #fff6f7;
    }

    .news-item h3 {
      margin: 0 0 6px;
      font-size: 17px;
      line-height: 1.4;
    }

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

    .news-time {
      color: var(--color-primary);
      font-weight: 800;
      white-space: nowrap;
    }

    .rank-box {
      padding: 22px;
    }

    .rank-box h3 {
      margin: 0 0 16px;
      font-size: 20px;
    }

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

    .rank-list li {
      display: grid;
      grid-template-columns: 30px 1fr auto;
      gap: 10px;
      align-items: center;
      padding: 10px 0;
      border-bottom: 1px dashed var(--color-line);
    }

    .rank-list li:last-child {
      border-bottom: 0;
    }

    .rank-no {
      width: 26px;
      height: 26px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      color: var(--color-primary);
      background: #f8e9ec;
      font-weight: 800;
      font-size: 13px;
    }

    .heat {
      color: var(--color-muted);
      font-size: 13px;
    }

    .faq {
      background: #fff;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 28px;
      align-items: start;
    }

    .faq-note {
      padding: 24px;
      border-radius: var(--radius);
      background: var(--color-dark);
      color: #fff;
    }

    .faq-note h2 {
      margin: 0 0 10px;
      font-size: 28px;
      line-height: 1.25;
    }

    .faq-note p {
      margin: 0 0 20px;
      color: rgba(255, 255, 255, .7);
    }

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

    details {
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: #fff;
      transition: .2s ease;
      overflow: hidden;
    }

    details[open] {
      border-color: rgba(143, 29, 52, .34);
      box-shadow: var(--shadow-sm);
    }

    summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 18px 20px;
      cursor: pointer;
      font-weight: 800;
      list-style: none;
    }

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

    summary::after {
      content: "+";
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--color-primary);
      background: #f8e9ec;
      flex: 0 0 auto;
    }

    details[open] summary::after {
      content: "-";
    }

    details p {
      margin: 0;
      padding: 0 20px 20px;
      color: var(--color-muted);
    }

    .contact {
      padding: 72px 0;
      background: linear-gradient(135deg, var(--color-primary), #2b191f);
      color: #fff;
    }

    .contact-box {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
    }

    .contact h2 {
      margin: 0 0 10px;
      font-size: 32px;
      line-height: 1.25;
    }

    .contact p {
      max-width: 720px;
      margin: 0;
      color: rgba(255, 255, 255, .76);
    }

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

    .contact .btn.secondary {
      color: #fff;
      border-color: rgba(255, 255, 255, .28);
      background: rgba(255, 255, 255, .12);
    }

    .site-footer {
      padding: 38px 0 28px;
      background: #171215;
      color: rgba(255, 255, 255, .72);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .8fr .8fr;
      gap: 28px;
      padding-bottom: 26px;
      border-bottom: 1px solid rgba(255, 255, 255, .1);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
      color: #fff;
      font-weight: 800;
    }

    .footer-grid h3 {
      margin: 0 0 12px;
      color: #fff;
      font-size: 17px;
    }

    .footer-grid p {
      margin: 0;
      max-width: 520px;
      color: rgba(255, 255, 255, .62);
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .68);
      transition: .2s ease;
    }

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

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding-top: 20px;
      color: rgba(255, 255, 255, .52);
      font-size: 14px;
    }

    .mobile-toggle {
      display: none;
      width: 42px;
      height: 42px;
      place-items: center;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: #fff;
      color: var(--color-primary);
    }

    @media (max-width: 1200px) {
      .nav {
        gap: 18px;
      }

      .nav-search {
        width: 180px;
      }

      h1 {
        font-size: 40px;
      }
    }

    @media (max-width: 992px) {
      .nav {
        grid-template-columns: auto auto;
        justify-content: space-between;
      }

      .mobile-toggle {
        display: grid;
      }

      .nav-links,
      .nav-actions {
        grid-column: 1 / -1;
        width: 100%;
      }

      .nav-links {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 8px;
      }

      .nav-actions {
        display: grid;
        grid-template-columns: 1fr auto;
        padding-bottom: 14px;
      }

      .nav-search {
        width: 100%;
      }

      .hero {
        padding-top: 56px;
      }

      .app-grid,
      .service-layout,
      .update-wrap,
      .news-layout,
      .faq-grid,
      .contact-box,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .filter-panel {
        position: static;
      }

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

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

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

      section {
        padding: 56px 0;
      }

      .hero-panel {
        min-height: auto;
        padding: 38px 18px;
      }

      h1 {
        font-size: 32px;
      }

      .hero p {
        font-size: 16px;
      }

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

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

      .metric-bar {
        grid-template-columns: 1fr;
      }

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

      .service-card {
        grid-template-columns: 78px 1fr;
      }

      .service-card .dot {
        display: none;
      }

      .thumb {
        width: 78px;
        height: 64px;
      }

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

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

      .news-time {
        white-space: normal;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .logo {
        max-width: calc(100vw - 96px);
        white-space: normal;
        line-height: 1.25;
      }

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

      .btn {
        width: 100%;
      }

      h1 {
        font-size: 28px;
      }

      .feature-grid,
      .topic-row {
        grid-template-columns: 1fr;
      }

      .app-lead,
      .mini-card,
      .filter-panel,
      .changelog,
      .promise-bar,
      .faq-note,
      .rank-box {
        padding: 18px;
      }

      .change-item {
        grid-template-columns: 1fr;
        gap: 6px;
      }
    }

/* roulang page: category1 */
:root {
      --color-primary: #8b1e2d;
      --color-primary-dark: #6f1623;
      --color-primary-soft: #f8e8eb;
      --color-accent: #2f7d76;
      --color-accent-soft: #e6f3f1;
      --color-ink: #1f2328;
      --color-muted: #667085;
      --color-light: #f7f7f4;
      --color-panel: #ffffff;
      --color-line: #e5e7eb;
      --color-deep: #25161a;
      --color-warning: #b7791f;
      --radius-sm: 6px;
      --radius-md: 8px;
      --shadow-sm: 0 8px 24px rgba(31, 35, 40, .07);
      --shadow-md: 0 18px 44px rgba(31, 35, 40, .11);
      --container: 1180px;
      --section: 76px;
      --speed: 180ms ease;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      min-width: 320px;
      color: var(--color-ink);
      background: #fbfbf8;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.72;
      letter-spacing: 0;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

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

    :focus-visible {
      outline: 3px solid rgba(139, 30, 45, .24);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .96);
      border-bottom: 1px solid rgba(229, 231, 235, .9);
      box-shadow: 0 8px 22px rgba(31, 35, 40, .04);
      backdrop-filter: blur(12px);
    }

    .nav-wrap {
      min-height: 76px;
      display: flex;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
      font-weight: 800;
      color: var(--color-deep);
      line-height: 1.2;
      white-space: nowrap;
    }

    .logo-mark {
      width: 36px;
      height: 36px;
      display: inline-grid;
      place-items: center;
      border-radius: var(--radius-md);
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 10px 20px rgba(139, 30, 45, .18);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      margin-left: 10px;
    }

    .nav-links a {
      padding: 9px 13px;
      border-radius: var(--radius-sm);
      color: #3e444c;
      font-size: 15px;
      font-weight: 650;
      transition: background var(--speed), color var(--speed), transform var(--speed);
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--color-primary);
      background: var(--color-primary-soft);
      transform: translateY(-1px);
    }

    .nav-links a.active {
      color: #fff;
      background: var(--color-primary);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: auto;
    }

    .search-box {
      width: 238px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 9px;
      padding: 0 13px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: #f7f7f4;
      color: var(--color-muted);
      transition: border var(--speed), box-shadow var(--speed), background var(--speed);
    }

    .search-box:focus-within {
      border-color: rgba(139, 30, 45, .45);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(139, 30, 45, .08);
    }

    .search-box input::placeholder {
      color: #98a2b3;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 0 18px;
      border-radius: var(--radius-md);
      font-weight: 760;
      line-height: 1;
      transition: transform var(--speed), background var(--speed), border-color var(--speed), color var(--speed), box-shadow var(--speed);
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 10px 22px rgba(139, 30, 45, .18);
    }

    .btn-primary:hover {
      background: var(--color-primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 16px 32px rgba(139, 30, 45, .22);
    }

    .btn-secondary {
      color: var(--color-primary);
      border: 1px solid rgba(139, 30, 45, .22);
      background: #fff;
    }

    .btn-secondary:hover {
      border-color: rgba(139, 30, 45, .45);
      background: var(--color-primary-soft);
      transform: translateY(-1px);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-md);
      color: var(--color-primary);
      background: var(--color-primary-soft);
    }

    main {
      overflow: hidden;
    }

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

    .section-muted {
      background: var(--color-light);
      border-block: 1px solid rgba(229, 231, 235, .8);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
      gap: 34px;
      align-items: end;
      margin-bottom: 30px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      margin-bottom: 12px;
      padding: 5px 10px;
      border: 1px solid rgba(139, 30, 45, .16);
      border-radius: 999px;
      color: var(--color-primary);
      background: var(--color-primary-soft);
      font-size: 13px;
      font-weight: 760;
    }

    h1,
    h2,
    h3 {
      color: #21191b;
      line-height: 1.2;
      font-weight: 850;
      letter-spacing: 0;
    }

    h1 {
      max-width: 680px;
      font-size: 46px;
    }

    h2 {
      font-size: 32px;
    }

    h3 {
      font-size: 19px;
    }

    .lead {
      color: #59616b;
      font-size: 17px;
      line-height: 1.85;
    }

    .hero {
      padding: 42px 0 34px;
      background:
        linear-gradient(180deg, #fff 0%, #fbfbf8 100%);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.55fr) minmax(300px, .85fr);
      gap: 18px;
      align-items: stretch;
    }

    .hero-main,
    .hero-side-card,
    .hero-cta-bar {
      border: 1px solid rgba(229, 231, 235, .92);
      border-radius: var(--radius-md);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .hero-main {
      min-height: 430px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 42px;
      position: relative;
      overflow: hidden;
    }

    .hero-main::after {
      content: "";
      position: absolute;
      inset: auto -8% -24% 40%;
      height: 245px;
      border-radius: 999px 0 0 0;
      background:
        linear-gradient(135deg, rgba(139, 30, 45, .16), rgba(47, 125, 118, .12)),
        repeating-linear-gradient(90deg, rgba(139, 30, 45, .08) 0 1px, transparent 1px 16px);
      transform: rotate(-3deg);
      pointer-events: none;
    }

    .hero-copy {
      position: relative;
      z-index: 1;
    }

    .hero-copy .lead {
      max-width: 650px;
      margin-top: 18px;
    }

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

    .hero-meta {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 36px;
    }

    .meta-chip {
      padding: 15px;
      border: 1px solid rgba(229, 231, 235, .85);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, .82);
    }

    .meta-chip strong {
      display: block;
      color: var(--color-primary);
      font-size: 22px;
      line-height: 1;
      margin-bottom: 6px;
    }

    .meta-chip span {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 650;
    }

    .hero-side {
      display: grid;
      gap: 18px;
    }

    .hero-side-card {
      padding: 22px;
    }

    .hero-side-card.dark {
      color: #fff;
      border-color: rgba(37, 22, 26, .12);
      background: var(--color-deep);
    }

    .hero-side-card.dark h3,
    .hero-side-card.dark p {
      color: #fff;
    }

    .hero-side-card p {
      margin-top: 10px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .mini-list {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .mini-list li {
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 0;
      border-top: 1px solid rgba(229, 231, 235, .72);
      font-size: 14px;
      color: #3e444c;
    }

    .hero-side-card.dark .mini-list li {
      border-color: rgba(255, 255, 255, .13);
      color: rgba(255, 255, 255, .82);
    }

    .status-dot {
      width: 9px;
      height: 9px;
      display: inline-block;
      flex: 0 0 auto;
      border-radius: 50%;
      background: var(--color-accent);
      box-shadow: 0 0 0 4px rgba(47, 125, 118, .12);
    }

    .hero-cta-bar {
      grid-column: 1 / -1;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 18px 22px;
    }

    .hero-cta-bar strong {
      display: block;
      margin-bottom: 2px;
      color: #21191b;
    }

    .hero-cta-bar span {
      color: var(--color-muted);
      font-size: 14px;
    }

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

    .filter-panel,
    .rank-panel,
    .content-card,
    .step-card,
    .faq-item,
    .contact-panel {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .filter-panel {
      padding: 24px;
    }

    .filter-row {
      display: grid;
      grid-template-columns: 88px minmax(0, 1fr);
      gap: 14px;
      padding: 16px 0;
      border-bottom: 1px solid rgba(229, 231, 235, .8);
    }

    .filter-row:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .filter-label {
      color: #31363d;
      font-weight: 780;
    }

    .chips {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .chip,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 720;
      line-height: 1;
      white-space: nowrap;
    }

    .chip {
      padding: 9px 12px;
      border: 1px solid rgba(229, 231, 235, .95);
      color: #48505a;
      background: #fff;
      transition: background var(--speed), color var(--speed), border var(--speed), transform var(--speed);
    }

    .chip:hover,
    .chip.active {
      color: #fff;
      border-color: var(--color-primary);
      background: var(--color-primary);
      transform: translateY(-1px);
    }

    .rank-panel {
      padding: 20px;
    }

    .rank-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 14px;
    }

    .rank-head span {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

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

    .rank-item {
      display: grid;
      grid-template-columns: 28px minmax(0, 1fr) auto;
      gap: 10px;
      align-items: center;
      padding: 12px;
      border: 1px solid rgba(229, 231, 235, .85);
      border-radius: var(--radius-sm);
      background: #fbfbf8;
      transition: border var(--speed), transform var(--speed), background var(--speed);
    }

    .rank-item:hover {
      border-color: rgba(139, 30, 45, .26);
      background: #fff;
      transform: translateY(-1px);
    }

    .rank-num {
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      color: var(--color-primary);
      background: var(--color-primary-soft);
      font-weight: 850;
      font-size: 13px;
    }

    .rank-item strong {
      display: block;
      overflow: hidden;
      color: #2b3036;
      font-size: 14px;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .rank-item small {
      color: var(--color-muted);
      font-size: 12px;
    }

    .stats-band {
      color: #fff;
      background: var(--color-deep);
    }

    .stats-grid {
      display: grid;
      grid-template-columns: 1.2fr repeat(3, 1fr);
      gap: 18px;
      align-items: stretch;
    }

    .stats-intro,
    .stat-card {
      border: 1px solid rgba(255, 255, 255, .12);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, .06);
      padding: 24px;
    }

    .stats-intro h2,
    .stats-intro p,
    .stat-card span {
      color: #fff;
    }

    .stats-intro p {
      margin-top: 10px;
      color: rgba(255, 255, 255, .72);
    }

    .stat-card strong {
      display: block;
      margin-bottom: 8px;
      color: #fff;
      font-size: 34px;
      line-height: 1;
    }

    .stat-card span {
      color: rgba(255, 255, 255, .72);
      font-weight: 680;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 22px;
      align-items: start;
    }

    .content-stream {
      display: grid;
      gap: 16px;
    }

    .content-card {
      display: grid;
      grid-template-columns: 170px minmax(0, 1fr);
      gap: 18px;
      padding: 16px;
      transition: border var(--speed), box-shadow var(--speed), transform var(--speed);
    }

    .content-card:hover {
      border-color: rgba(139, 30, 45, .25);
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .thumb {
      min-height: 122px;
      border-radius: var(--radius-sm);
      background:
        linear-gradient(135deg, rgba(139, 30, 45, .92), rgba(37, 22, 26, .92)),
        linear-gradient(45deg, rgba(255, 255, 255, .18) 25%, transparent 25% 50%, rgba(255, 255, 255, .18) 50% 75%, transparent 75%);
      position: relative;
      overflow: hidden;
    }

    .thumb::before,
    .thumb::after {
      content: "";
      position: absolute;
      border-radius: 999px;
      background: rgba(255, 255, 255, .15);
    }

    .thumb::before {
      width: 86px;
      height: 86px;
      right: -22px;
      top: -18px;
    }

    .thumb::after {
      width: 120px;
      height: 36px;
      left: 18px;
      bottom: 20px;
      transform: rotate(-12deg);
    }

    .content-body {
      min-width: 0;
    }

    .content-topline {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 9px;
    }

    .badge {
      padding: 6px 9px;
      color: var(--color-primary);
      background: var(--color-primary-soft);
    }

    .badge.green {
      color: var(--color-accent);
      background: var(--color-accent-soft);
    }

    .content-card h3 {
      margin-bottom: 8px;
    }

    .content-card p {
      color: var(--color-muted);
      font-size: 14px;
    }

    .content-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 14px;
      color: #7a828c;
      font-size: 13px;
      font-weight: 650;
    }

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

    .note-card {
      padding: 18px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: #fff;
    }

    .note-card strong {
      display: block;
      margin-bottom: 8px;
      color: #242a31;
    }

    .note-card p {
      color: var(--color-muted);
      font-size: 14px;
    }

    .steps-grid {
      display: grid;
      grid-template-columns: 1fr .85fr 1.05fr;
      gap: 18px;
    }

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

    .step-card:nth-child(2) {
      background: var(--color-primary-soft);
      border-color: rgba(139, 30, 45, .18);
    }

    .step-index {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      margin-bottom: 18px;
      border-radius: var(--radius-sm);
      color: #fff;
      background: var(--color-primary);
      font-weight: 850;
    }

    .step-card p {
      margin-top: 10px;
      color: var(--color-muted);
      font-size: 15px;
    }

    .faq-list {
      display: grid;
      gap: 12px;
      max-width: 880px;
      margin: 0 auto;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 22px;
      color: #242a31;
      background: #fff;
      text-align: left;
      font-weight: 820;
      transition: background var(--speed), color var(--speed);
    }

    .faq-question:hover,
    .faq-question[aria-expanded="true"] {
      color: var(--color-primary);
      background: #fff7f8;
    }

    .faq-icon {
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      border-radius: 50%;
      background: var(--color-primary-soft);
      transition: transform var(--speed);
    }

    .faq-question[aria-expanded="true"] .faq-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 20px;
      color: var(--color-muted);
    }

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

    .contact-panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 28px;
      align-items: center;
      padding: 32px;
      background:
        linear-gradient(135deg, #fff 0%, #fff 58%, #f8e8eb 100%);
    }

    .contact-panel p {
      max-width: 700px;
      margin-top: 12px;
      color: var(--color-muted);
    }

    .quick-enter {
      display: grid;
      gap: 12px;
      padding: 20px;
      border: 1px solid rgba(139, 30, 45, .15);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, .78);
    }

    .quick-enter a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 12px 14px;
      border: 1px solid rgba(229, 231, 235, .9);
      border-radius: var(--radius-sm);
      background: #fff;
      color: #30363d;
      font-weight: 730;
      transition: border var(--speed), color var(--speed), transform var(--speed);
    }

    .quick-enter a:hover {
      color: var(--color-primary);
      border-color: rgba(139, 30, 45, .28);
      transform: translateX(2px);
    }

    .site-footer {
      padding: 52px 0 26px;
      color: rgba(255, 255, 255, .8);
      background: #1d1518;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) .7fr .7fr;
      gap: 36px;
      padding-bottom: 30px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
      color: #fff;
      font-weight: 850;
    }

    .site-footer p {
      max-width: 520px;
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
    }

    .site-footer h3 {
      margin-bottom: 13px;
      color: #fff;
      font-size: 16px;
    }

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

    .footer-links a {
      width: fit-content;
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
      transition: color var(--speed), transform var(--speed);
    }

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

    .copyright {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding-top: 22px;
      color: rgba(255, 255, 255, .55);
      font-size: 13px;
    }

    @media (max-width: 1200px) {
      .search-box {
        width: 198px;
      }

      h1 {
        font-size: 42px;
      }
    }

    @media (max-width: 992px) {
      :root {
        --section: 62px;
      }

      .nav-wrap {
        flex-wrap: wrap;
        padding: 14px 0;
      }

      .menu-toggle {
        display: inline-flex;
        margin-left: auto;
      }

      .nav-links,
      .nav-actions {
        width: 100%;
      }

      .nav-links {
        order: 3;
        display: none;
        overflow-x: auto;
        padding-top: 4px;
        margin-left: 0;
      }

      .nav-links.open {
        display: flex;
      }

      .nav-actions {
        order: 4;
        display: none;
        margin-left: 0;
      }

      .nav-actions.open {
        display: flex;
      }

      .search-box {
        flex: 1 1 240px;
      }

      .hero-grid,
      .filter-board,
      .content-layout,
      .contact-panel {
        grid-template-columns: 1fr;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 14px;
      }

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

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

      .hero-main {
        min-height: auto;
      }
    }

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

      h1 {
        font-size: 34px;
      }

      h2 {
        font-size: 27px;
      }

      .hero {
        padding-top: 26px;
      }

      .hero-main {
        padding: 28px;
      }

      .hero-meta,
      .stats-grid {
        grid-template-columns: 1fr;
      }

      .hero-cta-bar {
        align-items: flex-start;
        flex-direction: column;
      }

      .filter-row {
        grid-template-columns: 1fr;
        gap: 10px;
      }

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

      .thumb {
        min-height: 168px;
      }

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

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

    @media (max-width: 520px) {
      body {
        font-size: 15px;
      }

      .brand span:last-child {
        max-width: 220px;
        white-space: normal;
      }

      .nav-actions.open {
        align-items: stretch;
        flex-direction: column;
      }

      .search-box,
      .btn {
        width: 100%;
      }

      h1 {
        font-size: 30px;
      }

      .hero-main,
      .filter-panel,
      .contact-panel {
        padding: 22px;
      }

      .hero-buttons {
        flex-direction: column;
      }

      .chips {
        gap: 8px;
      }

      .chip {
        padding: 8px 10px;
      }

      .content-meta {
        gap: 8px;
      }
    }