/* roulang page: index */
:root {
      --green: #22c55e;
      --green-dark: #16a34a;
      --ink: #111827;
      --ink-soft: #374151;
      --muted: #6b7280;
      --line: #d1d5db;
      --line-dark: #0f172a;
      --paper: #ffffff;
      --wash: #f8fafc;
      --wash-strong: #f3f4f6;
      --lime: #a3e635;
      --yellow: #facc15;
      --orange: #f97316;
      --radius: 12px;
      --radius-sm: 8px;
      --shadow-hard: 4px 4px 0 #0f172a;
      --shadow-soft: 0 18px 45px rgba(17, 24, 39, .08);
      --container: 1220px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--ink);
      background:
        linear-gradient(90deg, rgba(34, 197, 94, .06) 1px, transparent 1px),
        linear-gradient(0deg, rgba(34, 197, 94, .06) 1px, transparent 1px),
        #ffffff;
      background-size: 28px 28px;
      line-height: 1.75;
      text-rendering: optimizeLegibility;
    }

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

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

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

    .skip-line {
      height: 2px;
      background: repeating-linear-gradient(90deg, var(--line-dark) 0 10px, transparent 10px 16px);
      opacity: .18;
    }

    .topbar {
      background: #ecfdf5;
      border-bottom: 2px solid rgba(15, 23, 42, .12);
      font-size: 13px;
      color: var(--ink-soft);
    }

    .topbar-inner {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    .topbar strong {
      color: var(--ink);
      font-weight: 800;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      display: inline-block;
      background: var(--green);
      border: 2px solid var(--line-dark);
      margin-right: 7px;
      box-shadow: 2px 2px 0 rgba(15, 23, 42, .16);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .94);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid rgba(15, 23, 42, .12);
    }

    .nav {
      min-height: 74px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      letter-spacing: 0;
      white-space: nowrap;
    }

    .brand-mark {
      width: 32px;
      height: 32px;
      border: 2px solid var(--line-dark);
      background:
        linear-gradient(90deg, var(--green) 0 50%, transparent 50%),
        linear-gradient(0deg, var(--lime) 0 50%, var(--paper) 50%);
      background-size: 16px 16px;
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      color: var(--ink-soft);
      font-size: 15px;
      font-weight: 700;
    }

    .nav-link {
      padding: 10px 12px;
      border: 2px solid transparent;
      border-radius: var(--radius-sm);
      transition: .18s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--ink);
      border-color: var(--line-dark);
      background: #f0fdf4;
      box-shadow: 2px 2px 0 var(--line-dark);
    }

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

    .menu-btn {
      display: none;
      width: 42px;
      height: 42px;
      border: 2px solid var(--line-dark);
      background: var(--paper);
      border-radius: var(--radius-sm);
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 12px 18px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius-sm);
      font-weight: 900;
      line-height: 1.2;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      outline: none;
    }

    .btn:focus-visible,
    input:focus-visible,
    .faq-button:focus-visible {
      outline: 3px solid rgba(34, 197, 94, .35);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #ffffff;
      background: var(--green);
      box-shadow: var(--shadow-hard);
    }

    .btn-primary:hover {
      background: var(--green-dark);
      transform: translate(-1px, -1px);
      box-shadow: 6px 6px 0 var(--line-dark);
    }

    .btn-secondary {
      color: var(--ink);
      background: var(--paper);
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .btn-secondary:hover {
      background: #ecfdf5;
      transform: translate(-1px, -1px);
    }

    .btn-warning {
      color: var(--ink);
      background: #fff7ed;
      border-color: var(--orange);
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 10px;
      border: 2px solid var(--line-dark);
      border-radius: 999px;
      background: var(--paper);
      font-size: 13px;
      font-weight: 800;
      color: var(--ink-soft);
      white-space: nowrap;
    }

    .badge-green {
      background: #dcfce7;
      color: #14532d;
    }

    .badge-orange {
      background: #ffedd5;
      color: #9a3412;
      border-color: var(--orange);
    }

    .section {
      padding: 84px 0;
    }

    .section-tight {
      padding: 64px 0;
    }

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

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 900;
      color: #166534;
      background: #dcfce7;
      border: 2px solid var(--line-dark);
      border-radius: 999px;
      padding: 6px 10px;
      box-shadow: 2px 2px 0 var(--line-dark);
      margin-bottom: 14px;
    }

    h1,
    h2,
    h3 {
      line-height: 1.12;
      margin: 0;
      letter-spacing: 0;
    }

    h1 {
      font-size: clamp(34px, 6vw, 62px);
      font-weight: 900;
      max-width: 840px;
    }

    h2 {
      font-size: clamp(28px, 4vw, 42px);
      font-weight: 900;
    }

    h3 {
      font-size: 22px;
      font-weight: 850;
    }

    p {
      margin: 0;
      color: var(--ink-soft);
    }

    .hero {
      padding: 54px 0 84px;
      background:
        radial-gradient(circle at 12% 12%, rgba(163, 230, 53, .28), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
      border-bottom: 2px solid rgba(15, 23, 42, .1);
    }

    .hero-bento {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr);
      grid-template-rows: auto auto;
      gap: 18px;
      align-items: stretch;
    }

    .hero-main,
    .hero-card,
    .cta-strip,
    .pixel-card,
    .stage-panel,
    .table-shell,
    .faq-item,
    .final-cta {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .96);
      box-shadow: var(--shadow-hard);
    }

    .hero-main {
      padding: clamp(26px, 5vw, 48px);
      min-height: 430px;
      position: relative;
      overflow: hidden;
    }

    .hero-main::after {
      content: "";
      position: absolute;
      right: 22px;
      top: 22px;
      width: 72px;
      height: 72px;
      background:
        linear-gradient(90deg, var(--green) 0 50%, var(--yellow) 50%),
        linear-gradient(0deg, var(--paper) 0 50%, transparent 50%);
      background-size: 24px 24px;
      border: 2px solid var(--line-dark);
      opacity: .82;
    }

    .hero-copy {
      position: relative;
      z-index: 2;
      max-width: 760px;
    }

    .hero-desc {
      margin-top: 20px;
      max-width: 720px;
      font-size: 17px;
      color: var(--ink-soft);
    }

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

    .trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .age-note {
      margin-top: 20px;
      padding: 12px 14px;
      border: 2px dashed var(--orange);
      border-radius: var(--radius-sm);
      background: #fff7ed;
      color: #7c2d12;
      font-size: 14px;
      font-weight: 700;
    }

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

    .hero-card {
      padding: 22px;
    }

    .metric {
      font-size: 34px;
      font-weight: 950;
      line-height: 1;
      margin: 10px 0;
    }

    .mini-list {
      display: grid;
      gap: 10px;
      margin-top: 14px;
    }

    .mini-list li,
    .clean-list li {
      list-style: none;
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--ink-soft);
    }

    .mini-list li::before,
    .clean-list li::before {
      content: "";
      width: 10px;
      height: 10px;
      flex: 0 0 10px;
      margin-top: 9px;
      background: var(--green);
      border: 2px solid var(--line-dark);
    }

    .cta-strip {
      grid-column: 1 / -1;
      padding: 16px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      background: #f0fdf4;
    }

    .stage-panel {
      padding: 24px;
      background: #ffffff;
      position: relative;
      overflow: hidden;
    }

    .stage-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding-bottom: 14px;
      border-bottom: 2px solid var(--line);
      margin-bottom: 16px;
    }

    .window-dots {
      display: flex;
      gap: 6px;
    }

    .window-dots span {
      width: 10px;
      height: 10px;
      border: 2px solid var(--line-dark);
      background: var(--green);
    }

    .window-dots span:nth-child(2) {
      background: var(--yellow);
    }

    .window-dots span:nth-child(3) {
      background: #e5e7eb;
    }

    .status-line {
      display: grid;
      gap: 12px;
    }

    .status-line div {
      display: grid;
      grid-template-columns: 120px 1fr auto;
      gap: 10px;
      align-items: center;
      padding: 12px;
      border: 2px solid var(--line);
      border-radius: var(--radius-sm);
      background: #f8fafc;
      font-size: 14px;
      font-weight: 700;
      color: var(--ink-soft);
    }

    .bar {
      height: 10px;
      border: 2px solid var(--line-dark);
      background: linear-gradient(90deg, var(--green) 0 76%, #e5e7eb 76%);
    }

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

    .pixel-card {
      padding: 24px;
      transition: .18s ease;
      position: relative;
      overflow: hidden;
    }

    .pixel-card:hover {
      transform: translate(-2px, -2px);
      border-color: var(--green-dark);
      box-shadow: 7px 7px 0 var(--line-dark);
    }

    .pixel-card::before {
      content: "";
      display: block;
      height: 6px;
      width: 72px;
      background: var(--green);
      border: 2px solid var(--line-dark);
      margin-bottom: 18px;
    }

    .table-shell {
      overflow: hidden;
      background: #ffffff;
    }

    .compare-wrap {
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }

    .compare-table {
      width: 100%;
      min-width: 850px;
      border-collapse: collapse;
      font-size: 15px;
    }

    .compare-table th,
    .compare-table td {
      padding: 18px 16px;
      border-bottom: 1px solid var(--line);
      border-right: 1px solid var(--line);
      text-align: left;
      vertical-align: middle;
    }

    .compare-table th {
      background: #f8fafc;
      color: var(--ink);
      font-weight: 900;
    }

    .compare-table th.recommend {
      background: #dcfce7;
      border-top: 8px solid var(--green);
      position: relative;
    }

    .compare-table th.recommend::after {
      content: "推荐";
      position: absolute;
      top: 10px;
      right: 12px;
      font-size: 12px;
      background: var(--yellow);
      border: 2px solid var(--line-dark);
      padding: 2px 6px;
      color: var(--ink);
    }

    .check {
      color: #15803d;
      font-weight: 950;
    }

    .dash {
      color: #9ca3af;
      font-weight: 900;
    }

    .level-track {
      display: grid;
      grid-template-columns: .9fr 1.1fr .9fr;
      gap: 18px;
      align-items: stretch;
    }

    .level-card {
      min-height: 250px;
    }

    .level-card.featured {
      border-color: var(--green-dark);
      background: #f0fdf4;
      transform: translateY(-8px);
    }

    .level-badge {
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      border: 2px solid var(--line-dark);
      background: var(--green);
      box-shadow: 3px 3px 0 var(--line-dark);
      font-weight: 950;
      margin-bottom: 18px;
    }

    .preview-layout {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 24px;
      align-items: start;
    }

    .filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 20px;
    }

    .filter-tag {
      padding: 9px 12px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius-sm);
      background: var(--paper);
      font-size: 14px;
      font-weight: 850;
      transition: .18s ease;
    }

    .filter-tag:hover,
    .filter-tag.active {
      background: #dcfce7;
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .entry-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .entry-card {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #ffffff;
      padding: 18px;
      box-shadow: 3px 3px 0 var(--line-dark);
      transition: .18s ease;
    }

    .entry-card:hover {
      transform: translate(-2px, -2px);
      border-color: var(--green-dark);
      box-shadow: 6px 6px 0 var(--line-dark);
    }

    .entry-visual {
      height: 88px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius-sm);
      background:
        linear-gradient(135deg, rgba(34, 197, 94, .18), rgba(250, 204, 21, .22)),
        repeating-linear-gradient(45deg, rgba(15, 23, 42, .08) 0 8px, transparent 8px 16px);
      margin-bottom: 14px;
    }

    .info-panel {
      display: grid;
      grid-template-columns: 1fr .75fr;
      gap: 22px;
      align-items: start;
    }

    .info-list {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #ffffff;
      box-shadow: var(--shadow-hard);
      overflow: hidden;
    }

    .info-list a {
      display: grid;
      grid-template-columns: 120px 1fr auto;
      gap: 14px;
      padding: 16px 18px;
      border-bottom: 1px solid var(--line);
      align-items: center;
      transition: .18s ease;
    }

    .info-list a:hover {
      background: #f0fdf4;
    }

    .info-list a:last-child {
      border-bottom: 0;
    }

    .right-note {
      padding: 24px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #f8fafc;
      box-shadow: 3px 3px 0 var(--line-dark);
    }

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

    .faq-item {
      overflow: hidden;
      box-shadow: 3px 3px 0 var(--line-dark);
      transition: .18s ease;
    }

    .faq-item.active {
      border-color: var(--green-dark);
      box-shadow: 5px 5px 0 var(--line-dark);
    }

    .faq-button {
      width: 100%;
      border: 0;
      background: #ffffff;
      color: var(--ink);
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      font-weight: 900;
    }

    .faq-icon {
      width: 24px;
      height: 24px;
      flex: 0 0 24px;
      display: grid;
      place-items: center;
      border: 2px solid var(--line-dark);
      background: #dcfce7;
      line-height: 1;
      font-weight: 950;
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--ink-soft);
    }

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

    .final-cta {
      padding: clamp(24px, 5vw, 44px);
      background:
        linear-gradient(90deg, rgba(34, 197, 94, .11), rgba(250, 204, 21, .12)),
        #ffffff;
      display: grid;
      grid-template-columns: 1fr .8fr;
      gap: 28px;
      align-items: center;
    }

    .confirm-box {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius-sm);
      background: #ffffff;
      padding: 18px;
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .checkbox-line {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      margin-bottom: 14px;
      color: var(--ink-soft);
      font-size: 14px;
      font-weight: 700;
    }

    .checkbox-line input {
      width: 18px;
      height: 18px;
      accent-color: var(--green);
      margin-top: 4px;
    }

    .site-footer {
      padding: 54px 0 28px;
      background: #f8fafc;
      border-top: 2px solid rgba(15, 23, 42, .12);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr .8fr .8fr 1fr;
      gap: 28px;
    }

    .footer-title {
      font-weight: 950;
      margin-bottom: 12px;
    }

    .footer-links {
      display: grid;
      gap: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--green-dark);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 2px dashed rgba(15, 23, 42, .16);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: var(--muted);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .hero-bento,
      .preview-layout,
      .info-panel,
      .final-cta {
        grid-template-columns: 1fr;
      }

      .level-track {
        grid-template-columns: 1fr;
      }

      .level-card.featured {
        transform: none;
      }

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

      .nav-links {
        position: absolute;
        left: 20px;
        right: 20px;
        top: 76px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        background: #ffffff;
        border: 2px solid var(--line-dark);
        border-radius: var(--radius);
        padding: 12px;
        box-shadow: var(--shadow-hard);
      }

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

      .menu-btn {
        display: grid;
        place-items: center;
      }
    }

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

      .topbar-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 8px 0;
        gap: 4px;
      }

      .nav {
        min-height: 66px;
      }

      .nav-actions .btn-primary {
        display: none;
      }

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

      .hero {
        padding: 34px 0 56px;
      }

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

      .hero-main::after {
        width: 46px;
        height: 46px;
        background-size: 15px 15px;
      }

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

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

      .status-line div,
      .info-list a {
        grid-template-columns: 1fr;
        gap: 6px;
      }

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

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

      h2 {
        font-size: 28px;
      }

      .brand span:last-child {
        max-width: 190px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .hero-card,
      .pixel-card,
      .stage-panel {
        padding: 18px;
      }

      .badge {
        white-space: normal;
      }

      .compare-table {
        min-width: 760px;
      }
    }

/* roulang page: category2 */
:root {
      --color-primary: #22C55E;
      --color-primary-dark: #16A34A;
      --color-ink: #111827;
      --color-soft-ink: #52525B;
      --color-muted: #6B7280;
      --color-bg: #FFFFFF;
      --color-bg-soft: #F8FAFC;
      --color-bg-panel: #F3F4F6;
      --color-border: #111827;
      --color-line: #E5E7EB;
      --color-warning: #F97316;
      --color-yellow: #FACC15;
      --color-lime: #A3E635;
      --radius-sm: 8px;
      --radius-md: 12px;
      --shadow-hard: 4px 4px 0 #111827;
      --shadow-soft: 0 18px 44px rgba(15, 23, 42, 0.10);
      --container: 1200px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--color-ink);
      background:
        linear-gradient(rgba(34, 197, 94, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 197, 94, .05) 1px, transparent 1px),
        var(--color-bg);
      background-size: 24px 24px;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.75;
      letter-spacing: 0;
    }

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

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

    button,
    input,
    textarea {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(34, 197, 94, .45);
      outline-offset: 3px;
    }

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

    .top-strip {
      border-bottom: 2px solid rgba(17, 24, 39, .08);
      background: #ECFDF5;
      font-size: 13px;
      color: #14532D;
    }

    .top-strip-inner {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    .top-strip .status-dot {
      width: 9px;
      height: 9px;
      display: inline-block;
      margin-right: 8px;
      background: var(--color-primary);
      border: 2px solid var(--color-border);
      box-shadow: 2px 2px 0 rgba(17, 24, 39, .16);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .96);
      backdrop-filter: blur(12px);
      border-bottom: 2px solid rgba(17, 24, 39, .10);
    }

    .nav {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      color: var(--color-ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 28px;
      height: 28px;
      display: inline-block;
      background:
        linear-gradient(90deg, var(--color-primary) 0 50%, var(--color-lime) 50% 100%);
      border: 2px solid var(--color-border);
      box-shadow: 3px 3px 0 var(--color-border);
      position: relative;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      width: 8px;
      height: 8px;
      right: 3px;
      bottom: 3px;
      background: #fff;
      border: 2px solid var(--color-border);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 6px;
      border: 2px solid rgba(17, 24, 39, .08);
      background: var(--color-bg-soft);
      border-radius: var(--radius-md);
    }

    .nav-link {
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      color: var(--color-soft-ink);
      font-size: 15px;
      font-weight: 700;
      transition: .18s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--color-ink);
      background: #DCFCE7;
      box-shadow: inset 0 0 0 2px rgba(34, 197, 94, .35);
    }

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

    .menu-btn {
      display: none;
      width: 44px;
      height: 44px;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-sm);
      background: #fff;
      box-shadow: 3px 3px 0 var(--color-border);
      font-size: 20px;
      line-height: 1;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 18px;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-weight: 900;
      line-height: 1.2;
      transition: .18s ease;
      box-shadow: var(--shadow-hard);
      user-select: none;
    }

    .btn:hover {
      transform: translate(-1px, -1px);
      box-shadow: 6px 6px 0 var(--color-border);
    }

    .btn:active {
      transform: translate(2px, 2px);
      box-shadow: 2px 2px 0 var(--color-border);
    }

    .btn-primary {
      color: #fff;
      background: var(--color-primary);
    }

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

    .btn-secondary {
      color: var(--color-ink);
      background: #fff;
    }

    .btn-secondary:hover {
      background: #F0FDF4;
    }

    .btn-warning {
      color: #7C2D12;
      background: #FFF7ED;
      border-color: var(--color-warning);
      box-shadow: 4px 4px 0 #7C2D12;
    }

    .section {
      padding: 86px 0;
    }

    .section-tight {
      padding: 64px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 10px;
      border: 2px solid rgba(17, 24, 39, .12);
      border-radius: var(--radius-sm);
      background: #fff;
      color: #166534;
      font-size: 13px;
      font-weight: 900;
      box-shadow: 2px 2px 0 rgba(17, 24, 39, .12);
    }

    .hero {
      padding: 72px 0 38px;
      background:
        radial-gradient(circle at 20% 20%, rgba(250, 204, 21, .18), transparent 28%),
        linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
      border-bottom: 2px solid rgba(17, 24, 39, .08);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1fr minmax(320px, 500px) 1fr;
      align-items: center;
      gap: 28px;
    }

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

    .hero h1 {
      margin: 18px 0 18px;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.08;
      font-weight: 900;
      letter-spacing: 0;
    }

    .hero-summary {
      color: var(--color-soft-ink);
      font-size: 17px;
      max-width: 720px;
    }

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

    .mini-card,
    .status-card,
    .info-card,
    .step-card,
    .guide-card,
    .faq-item,
    .cta-panel {
      background: #fff;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-hard);
    }

    .mini-card {
      padding: 18px;
      transition: .18s ease;
    }

    .mini-card:hover,
    .guide-card:hover,
    .step-card:hover {
      transform: translateY(-2px);
      border-color: var(--color-primary-dark);
      box-shadow: 6px 6px 0 var(--color-border);
    }

    .mini-title {
      display: flex;
      align-items: center;
      gap: 9px;
      margin-bottom: 8px;
      font-weight: 900;
    }

    .pixel-icon {
      width: 18px;
      height: 18px;
      display: inline-block;
      background: var(--color-primary);
      border: 2px solid var(--color-border);
      box-shadow: 2px 2px 0 var(--color-border);
      flex: 0 0 auto;
    }

    .screenshot-stage {
      position: relative;
      padding: 18px;
      background: #fff;
      border: 2px solid var(--color-border);
      border-radius: 14px;
      box-shadow: 8px 8px 0 var(--color-border);
    }

    .stage-bar {
      height: 36px;
      display: flex;
      align-items: center;
      gap: 7px;
      padding: 0 12px;
      margin-bottom: 16px;
      background: #F0FDF4;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 900;
      color: #14532D;
    }

    .stage-dot {
      width: 10px;
      height: 10px;
      background: var(--color-primary);
      border: 2px solid var(--color-border);
    }

    .stage-panel {
      display: grid;
      gap: 12px;
    }

    .stage-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 14px;
      background: var(--color-bg-soft);
      border: 2px solid var(--color-line);
      border-radius: var(--radius-sm);
    }

    .stage-row strong {
      font-size: 15px;
    }

    .badge,
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 9px;
      border: 2px solid rgba(17, 24, 39, .14);
      border-radius: var(--radius-sm);
      background: #fff;
      color: var(--color-soft-ink);
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .badge-success {
      color: #14532D;
      background: #DCFCE7;
      border-color: rgba(22, 163, 74, .35);
    }

    .badge-warn {
      color: #7C2D12;
      background: #FFEDD5;
      border-color: rgba(249, 115, 22, .35);
    }

    .badge-muted {
      color: #4B5563;
      background: #F3F4F6;
    }

    .section-head {
      max-width: 780px;
      margin-bottom: 32px;
    }

    .section-head h2 {
      margin: 10px 0 12px;
      font-size: clamp(28px, 3.5vw, 40px);
      line-height: 1.18;
      font-weight: 900;
    }

    .section-head p {
      color: var(--color-soft-ink);
      font-size: 16px;
    }

    .directory {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding: 8px 4px 14px;
      scrollbar-width: thin;
    }

    .chip {
      flex: 0 0 auto;
      padding: 10px 14px;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-sm);
      background: #fff;
      color: var(--color-soft-ink);
      font-weight: 900;
      transition: .18s ease;
      box-shadow: 3px 3px 0 rgba(17, 24, 39, .2);
    }

    .chip:hover,
    .chip.active {
      color: #14532D;
      background: #DCFCE7;
      box-shadow: 4px 4px 0 var(--color-border);
    }

    .guide-layout {
      display: grid;
      grid-template-columns: 290px 1fr;
      gap: 28px;
      align-items: start;
    }

    .side-panel {
      position: sticky;
      top: 100px;
      padding: 18px;
      background: #fff;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-hard);
    }

    .side-panel a {
      display: flex;
      justify-content: space-between;
      gap: 8px;
      padding: 12px;
      border-radius: var(--radius-sm);
      color: var(--color-soft-ink);
      font-weight: 800;
      transition: .18s ease;
    }

    .side-panel a:hover,
    .side-panel a.active {
      color: var(--color-ink);
      background: #F0FDF4;
      box-shadow: inset 0 0 0 2px rgba(34, 197, 94, .25);
    }

    .guide-list {
      display: grid;
      gap: 18px;
    }

    .guide-card {
      padding: 22px;
      transition: .18s ease;
      position: relative;
      overflow: hidden;
    }

    .guide-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 7px;
      background: var(--color-primary);
      border-bottom: 2px solid var(--color-border);
    }

    .guide-card h3 {
      margin: 8px 0 8px;
      font-size: 22px;
      line-height: 1.3;
      font-weight: 900;
    }

    .guide-card p {
      color: var(--color-soft-ink);
    }

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

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

    .step-card {
      padding: 20px;
      transition: .18s ease;
      min-height: 190px;
    }

    .step-number {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      background: var(--color-yellow);
      border: 2px solid var(--color-border);
      border-radius: var(--radius-sm);
      box-shadow: 3px 3px 0 var(--color-border);
      font-weight: 900;
    }

    .step-card h3 {
      margin-bottom: 8px;
      font-size: 19px;
      font-weight: 900;
    }

    .step-card p {
      color: var(--color-soft-ink);
      font-size: 15px;
    }

    .notice-band {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      align-items: stretch;
      padding: 24px;
      background: #F0FDF4;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-hard);
    }

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

    .status-card {
      padding: 16px;
      box-shadow: none;
      border-color: rgba(17, 24, 39, .18);
    }

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

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

    .faq-wrap {
      display: grid;
      gap: 14px;
      max-width: 900px;
    }

    .faq-item {
      overflow: hidden;
      box-shadow: none;
      transition: .18s ease;
    }

    .faq-item:hover,
    .faq-item.active {
      border-color: var(--color-primary-dark);
      box-shadow: 4px 4px 0 var(--color-border);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      color: var(--color-ink);
      background: #fff;
      border: 0;
      text-align: left;
      font-weight: 900;
    }

    .faq-toggle {
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      background: #DCFCE7;
      border: 2px solid var(--color-border);
      font-weight: 900;
      line-height: 1;
    }

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

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

    .cta-panel {
      padding: 28px;
      background:
        linear-gradient(90deg, rgba(34, 197, 94, .14), rgba(250, 204, 21, .12)),
        #fff;
    }

    .cta-grid {
      display: grid;
      grid-template-columns: 1fr 360px;
      gap: 28px;
      align-items: center;
    }

    .check-line {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      margin-top: 16px;
      color: var(--color-soft-ink);
      font-size: 14px;
    }

    .check-line input {
      width: 20px;
      height: 20px;
      margin-top: 4px;
      accent-color: var(--color-primary-dark);
    }

    .form-box {
      display: grid;
      gap: 10px;
      padding: 18px;
      background: #fff;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-hard);
    }

    .form-box input {
      width: 100%;
      padding: 12px 14px;
      border: 2px solid var(--color-border);
      border-radius: var(--radius-sm);
      background: #fff;
      color: var(--color-ink);
      transition: .18s ease;
    }

    .form-box input:focus {
      border-color: var(--color-primary-dark);
      box-shadow: 0 0 0 4px rgba(34, 197, 94, .18);
      outline: 0;
    }

    .site-footer {
      padding: 56px 0 28px;
      background: #F8FAFC;
      border-top: 2px solid rgba(17, 24, 39, .12);
      color: var(--color-soft-ink);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr .8fr .8fr 1fr;
      gap: 28px;
    }

    .footer-title {
      margin-bottom: 12px;
      color: var(--color-ink);
      font-weight: 900;
    }

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

    .footer-links a {
      color: var(--color-soft-ink);
      transition: .18s ease;
    }

    .footer-links a:hover {
      color: var(--color-primary-dark);
      transform: translateX(2px);
    }

    .copyright {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-top: 36px;
      padding-top: 18px;
      border-top: 2px dashed rgba(17, 24, 39, .18);
      font-size: 13px;
      color: var(--color-muted);
    }

    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }

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

      .guide-layout,
      .notice-band,
      .cta-grid {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
      }

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

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

    @media (max-width: 768px) {
      .top-strip-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 8px 0;
        gap: 4px;
      }

      .nav {
        min-height: 68px;
      }

      .menu-btn {
        display: grid;
        place-items: center;
      }

      .nav-links {
        position: absolute;
        left: 16px;
        right: 16px;
        top: calc(100% + 10px);
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 10px;
        background: #fff;
        border-color: var(--color-border);
        box-shadow: var(--shadow-hard);
      }

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

      .nav-link {
        padding: 12px 14px;
      }

      .nav-actions .btn {
        display: none;
      }

      .hero {
        padding-top: 46px;
      }

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

      .section {
        padding: 60px 0;
      }

      .section-tight {
        padding: 46px 0;
      }

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

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

    @media (max-width: 520px) {
      .site-container {
        width: min(100% - 22px, var(--container));
      }

      .brand span:last-child {
        max-width: 190px;
        overflow-wrap: anywhere;
        line-height: 1.2;
      }

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

      .hero-actions,
      .cta-grid .flex {
        flex-direction: column;
        align-items: stretch;
      }

      .btn {
        width: 100%;
      }

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

      .notice-band,
      .cta-panel {
        padding: 18px;
      }
    }

/* roulang page: category1 */
:root {
      --green: #22C55E;
      --green-dark: #16A34A;
      --green-soft: #DCFCE7;
      --ink: #111827;
      --ink-2: #18181B;
      --muted: #52525B;
      --muted-2: #6B7280;
      --line: #D1D5DB;
      --line-dark: #0F172A;
      --bg: #FFFFFF;
      --bg-soft: #F8FAFC;
      --bg-panel: #F3F4F6;
      --yellow: #FACC15;
      --lime: #A3E635;
      --orange: #F97316;
      --radius: 12px;
      --radius-sm: 8px;
      --shadow-hard: 4px 4px 0 #0F172A;
      --shadow-soft: 0 18px 45px rgba(15, 23, 42, .08);
      --container: 1200px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--ink);
      background:
        linear-gradient(90deg, rgba(34,197,94,.05) 1px, transparent 1px),
        linear-gradient(180deg, rgba(34,197,94,.05) 1px, transparent 1px),
        #fff;
      background-size: 26px 26px;
      line-height: 1.75;
      letter-spacing: 0;
    }

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

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

    button, input, textarea {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(34,197,94,.45);
      outline-offset: 3px;
    }

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

    .top-strip {
      background: #ECFDF5;
      border-bottom: 2px solid rgba(15,23,42,.12);
      font-size: 13px;
      color: var(--muted);
    }

    .top-strip-inner {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    .top-strip strong {
      color: var(--ink);
      font-weight: 800;
    }

    .top-mini {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .status-dot {
      width: 9px;
      height: 9px;
      background: var(--green);
      border: 2px solid var(--line-dark);
      display: inline-block;
      box-shadow: 2px 2px 0 var(--line-dark);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 40;
      background: rgba(255,255,255,.94);
      backdrop-filter: blur(12px);
      border-bottom: 2px solid rgba(15,23,42,.12);
    }

    .nav {
      min-height: 78px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      color: var(--ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 30px;
      height: 30px;
      display: inline-block;
      border: 2px solid var(--line-dark);
      background:
        linear-gradient(90deg, var(--green) 0 50%, transparent 50% 100%),
        linear-gradient(180deg, var(--yellow) 0 50%, var(--lime) 50% 100%);
      box-shadow: 3px 3px 0 var(--line-dark);
      border-radius: 6px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      flex: 1;
    }

    .nav-link {
      padding: 10px 14px;
      border: 2px solid transparent;
      border-radius: var(--radius-sm);
      color: var(--muted);
      font-weight: 800;
      font-size: 15px;
      transition: .18s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--ink);
      border-color: var(--line-dark);
      background: var(--green-soft);
      box-shadow: 3px 3px 0 var(--line-dark);
    }

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

    .menu-btn {
      display: none;
      width: 42px;
      height: 42px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius-sm);
      background: #fff;
      color: var(--ink);
      box-shadow: 3px 3px 0 var(--line-dark);
      font-weight: 900;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 11px 18px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius-sm);
      font-weight: 900;
      line-height: 1.2;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
      box-shadow: var(--shadow-hard);
    }

    .btn:hover {
      transform: translate(-1px, -1px);
      box-shadow: 6px 6px 0 var(--line-dark);
    }

    .btn:active {
      transform: translate(2px, 2px);
      box-shadow: 2px 2px 0 var(--line-dark);
    }

    .btn-primary {
      background: var(--green);
      color: #fff;
    }

    .btn-primary:hover {
      background: var(--green-dark);
    }

    .btn-secondary {
      background: #fff;
      color: var(--ink);
    }

    .btn-secondary:hover {
      background: var(--green-soft);
    }

    .btn-warning {
      background: #fff7ed;
      color: #9A3412;
      border-color: var(--orange);
      box-shadow: 4px 4px 0 #9A3412;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 10px;
      border: 2px solid var(--line-dark);
      border-radius: 999px;
      background: #fff;
      color: var(--ink);
      font-size: 13px;
      font-weight: 900;
      line-height: 1.2;
    }

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

    .badge-warn {
      background: #FFF7ED;
      color: #9A3412;
      border-color: var(--orange);
    }

    .section {
      padding: 84px 0;
    }

    .section-tight {
      padding: 64px 0;
    }

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

    .section-kicker::before {
      content: "";
      width: 12px;
      height: 12px;
      background: var(--green);
      border: 2px solid var(--line-dark);
      box-shadow: 2px 2px 0 var(--line-dark);
    }

    .section-title {
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.18;
      font-weight: 900;
      color: var(--ink);
      margin: 0;
    }

    .section-lead {
      margin-top: 14px;
      color: var(--muted);
      font-size: 16px;
      max-width: 780px;
    }

    .hero {
      position: relative;
      overflow: hidden;
      padding: 52px 0 82px;
      background:
        radial-gradient(circle at 20% 20%, rgba(163,230,53,.35), transparent 28%),
        linear-gradient(135deg, rgba(220,252,231,.92), rgba(255,255,255,.95) 58%, rgba(250,204,21,.12));
      border-bottom: 2px solid rgba(15,23,42,.12);
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0 0;
      height: 18px;
      background: repeating-linear-gradient(90deg, var(--line-dark) 0 16px, var(--green) 16px 32px, #fff 32px 48px, var(--yellow) 48px 64px);
      opacity: .18;
    }

    .series-bar {
      position: relative;
      z-index: 2;
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      width: fit-content;
      max-width: 100%;
      margin-bottom: 34px;
      padding: 10px;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: rgba(255,255,255,.86);
      box-shadow: var(--shadow-hard);
    }

    .series-bar a,
    .series-bar span {
      padding: 8px 12px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 900;
      color: var(--muted);
    }

    .series-bar .current {
      color: var(--ink);
      background: var(--green-soft);
      border: 2px solid var(--line-dark);
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(360px, .98fr);
      gap: 44px;
      align-items: center;
    }

    .hero h1 {
      margin: 0;
      font-size: clamp(34px, 6vw, 62px);
      line-height: 1.08;
      font-weight: 900;
      color: var(--ink);
      max-width: 780px;
    }

    .hero-subtitle {
      margin: 20px 0 0;
      color: var(--muted);
      font-size: 17px;
      max-width: 680px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 28px;
    }

    .age-check {
      margin-top: 24px;
      display: flex;
      align-items: flex-start;
      gap: 12px;
      max-width: 620px;
      padding: 14px 16px;
      border: 2px solid var(--orange);
      border-radius: var(--radius);
      background: #FFF7ED;
      color: #7C2D12;
      font-size: 14px;
      font-weight: 700;
    }

    .age-check input {
      width: 20px;
      height: 20px;
      margin-top: 3px;
      accent-color: var(--green);
    }

    .hero-tags {
      margin-top: 22px;
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }

    .stage {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: 8px 8px 0 var(--line-dark);
      overflow: hidden;
    }

    .stage-top {
      height: 42px;
      border-bottom: 2px solid var(--line-dark);
      background: linear-gradient(90deg, var(--green), var(--lime));
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 14px;
      font-weight: 900;
      color: var(--ink);
    }

    .window-dots {
      display: flex;
      gap: 6px;
    }

    .window-dots span {
      width: 10px;
      height: 10px;
      border: 2px solid var(--line-dark);
      background: #fff;
    }

    .stage-body {
      padding: 22px;
      background:
        linear-gradient(90deg, rgba(15,23,42,.04) 1px, transparent 1px),
        linear-gradient(180deg, rgba(15,23,42,.04) 1px, transparent 1px),
        #fff;
      background-size: 18px 18px;
    }

    .status-panel {
      border: 2px solid var(--line-dark);
      border-radius: 10px;
      background: #fff;
      padding: 18px;
      box-shadow: 4px 4px 0 rgba(15,23,42,.2);
    }

    .status-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 13px 0;
      border-bottom: 1px dashed var(--line);
      color: var(--muted);
      font-size: 14px;
    }

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

    .status-row strong {
      color: var(--ink);
      font-weight: 900;
    }

    .meter {
      height: 12px;
      border: 2px solid var(--line-dark);
      background: #fff;
      margin-top: 14px;
      overflow: hidden;
    }

    .meter span {
      display: block;
      width: 72%;
      height: 100%;
      background: repeating-linear-gradient(90deg, var(--green) 0 12px, var(--lime) 12px 24px);
    }

    .filter-panel {
      margin-top: -34px;
      position: relative;
      z-index: 3;
    }

    .filter-wrap {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-hard);
      padding: 18px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 16px;
      align-items: center;
    }

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

    .chip {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 8px 12px;
      border: 2px solid var(--line);
      border-radius: 999px;
      background: #fff;
      color: var(--muted);
      font-weight: 900;
      font-size: 14px;
      transition: .18s ease;
    }

    .chip:hover,
    .chip.active {
      border-color: var(--line-dark);
      color: var(--ink);
      background: var(--green-soft);
      box-shadow: 3px 3px 0 var(--line-dark);
    }

    .tile-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
      margin-top: 30px;
    }

    .tile {
      position: relative;
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: 4px 4px 0 rgba(15,23,42,.2);
      padding: 22px;
      min-height: 230px;
      transition: .18s ease;
      overflow: hidden;
    }

    .tile::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 8px;
      background: var(--green);
    }

    .tile:hover {
      transform: translateY(-2px);
      border-color: var(--green-dark);
      box-shadow: 7px 7px 0 var(--line-dark);
    }

    .tile-head {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: flex-start;
      margin-top: 8px;
    }

    .tile h3 {
      margin: 0;
      font-size: 22px;
      line-height: 1.25;
      font-weight: 900;
      color: var(--ink);
    }

    .tile p {
      margin: 14px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .tile-meta {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin: 18px 0 20px;
    }

    .mini-badge {
      display: inline-flex;
      padding: 5px 8px;
      border: 1px solid var(--line);
      border-radius: 6px;
      background: var(--bg-soft);
      color: var(--muted);
      font-size: 12px;
      font-weight: 900;
    }

    .rights-layout {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 28px;
      align-items: start;
    }

    .side-card {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-hard);
      padding: 24px;
      position: sticky;
      top: 112px;
    }

    .side-card h2 {
      margin: 0;
      font-size: 30px;
      line-height: 1.2;
      font-weight: 900;
    }

    .side-card p {
      margin: 14px 0 0;
      color: var(--muted);
    }

    .side-list {
      margin: 22px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 12px;
    }

    .side-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 15px;
    }

    .side-list li::before {
      content: "";
      width: 13px;
      height: 13px;
      flex: 0 0 13px;
      margin-top: 7px;
      background: var(--green);
      border: 2px solid var(--line-dark);
      box-shadow: 2px 2px 0 var(--line-dark);
    }

    .compare-card {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      overflow: hidden;
      box-shadow: 6px 6px 0 rgba(15,23,42,.16);
    }

    .compare-head {
      display: grid;
      grid-template-columns: 1.05fr repeat(3, 1fr);
      background: var(--bg-panel);
      border-bottom: 2px solid var(--line-dark);
    }

    .compare-head div,
    .compare-row div {
      padding: 15px;
      border-right: 1px solid var(--line);
    }

    .compare-head div:last-child,
    .compare-row div:last-child {
      border-right: 0;
    }

    .compare-head div {
      font-weight: 900;
      color: var(--ink);
    }

    .compare-head .recommend {
      background: var(--green-soft);
      position: relative;
    }

    .compare-head .recommend::after {
      content: "推荐";
      position: absolute;
      top: 8px;
      right: 8px;
      padding: 2px 6px;
      border: 2px solid var(--line-dark);
      background: var(--yellow);
      font-size: 12px;
      line-height: 1.1;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1.05fr repeat(3, 1fr);
      border-bottom: 1px solid var(--line);
      color: var(--muted);
      font-size: 14px;
    }

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

    .check {
      color: var(--green-dark);
      font-weight: 900;
    }

    .dash {
      color: #9CA3AF;
      font-weight: 900;
    }

    .levels-line {
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .level-card {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      padding: 22px;
      box-shadow: 4px 4px 0 rgba(15,23,42,.18);
      transition: .18s ease;
    }

    .level-card.featured {
      border-color: var(--green-dark);
      transform: translateY(-6px);
      box-shadow: 7px 7px 0 var(--line-dark);
    }

    .level-card:hover {
      transform: translateY(-3px);
      box-shadow: 7px 7px 0 var(--line-dark);
    }

    .level-no {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border: 2px solid var(--line-dark);
      border-radius: 8px;
      background: var(--green-soft);
      font-weight: 900;
      box-shadow: 3px 3px 0 var(--line-dark);
      margin-bottom: 18px;
    }

    .level-card h3 {
      margin: 0;
      font-size: 22px;
      font-weight: 900;
    }

    .level-card p {
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .process {
      background: var(--bg-soft);
      border-top: 2px solid rgba(15,23,42,.1);
      border-bottom: 2px solid rgba(15,23,42,.1);
    }

    .steps {
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .step {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      padding: 20px;
      box-shadow: 4px 4px 0 rgba(15,23,42,.15);
    }

    .step span {
      display: inline-flex;
      width: 34px;
      height: 34px;
      align-items: center;
      justify-content: center;
      border: 2px solid var(--line-dark);
      background: var(--green);
      color: #fff;
      border-radius: 8px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .step h3 {
      margin: 0;
      font-size: 18px;
      font-weight: 900;
    }

    .step p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .preview-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 28px;
      align-items: start;
      margin-top: 30px;
    }

    .preview-note {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: var(--shadow-hard);
      padding: 24px;
    }

    .preview-note h3 {
      margin: 0;
      font-size: 24px;
      font-weight: 900;
    }

    .preview-note p {
      color: var(--muted);
      margin: 12px 0 0;
    }

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

    .entry {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      padding: 18px;
      min-height: 150px;
      box-shadow: 4px 4px 0 rgba(15,23,42,.16);
      transition: .18s ease;
    }

    .entry:hover {
      border-color: var(--green-dark);
      transform: translateY(-2px);
      box-shadow: 7px 7px 0 var(--line-dark);
    }

    .entry h3 {
      margin: 0;
      font-size: 18px;
      font-weight: 900;
    }

    .entry p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .lock-line {
      height: 10px;
      border: 2px solid var(--line-dark);
      background: repeating-linear-gradient(90deg, var(--green) 0 16px, var(--green-soft) 16px 32px);
      margin-bottom: 14px;
    }

    .faq-wrap {
      margin-top: 28px;
      display: grid;
      gap: 14px;
    }

    .faq-item {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: 4px 4px 0 rgba(15,23,42,.16);
      overflow: hidden;
      transition: .18s ease;
    }

    .faq-item.active,
    .faq-item:hover {
      border-color: var(--green-dark);
      box-shadow: 6px 6px 0 var(--line-dark);
    }

    .faq-question {
      width: 100%;
      border: 0;
      background: transparent;
      color: var(--ink);
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      text-align: left;
      font-weight: 900;
    }

    .faq-icon {
      width: 24px;
      height: 24px;
      flex: 0 0 24px;
      border: 2px solid var(--line-dark);
      background: var(--green-soft);
      display: grid;
      place-items: center;
      font-weight: 900;
      line-height: 1;
    }

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

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

    .cta-panel {
      border: 2px solid var(--line-dark);
      border-radius: var(--radius);
      background:
        linear-gradient(90deg, rgba(220,252,231,.96), rgba(255,255,255,.98)),
        #fff;
      box-shadow: 8px 8px 0 var(--line-dark);
      padding: 30px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
    }

    .cta-panel h2 {
      margin: 0;
      font-size: clamp(26px, 4vw, 40px);
      line-height: 1.18;
      font-weight: 900;
    }

    .cta-panel p {
      margin: 12px 0 0;
      color: var(--muted);
    }

    .cta-actions {
      display: grid;
      gap: 12px;
      min-width: 260px;
    }

    .privacy-line {
      font-size: 13px;
      color: var(--muted);
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }

    .privacy-line input {
      width: 18px;
      height: 18px;
      margin-top: 3px;
      accent-color: var(--green);
    }

    .site-footer {
      background: var(--bg-soft);
      border-top: 2px solid var(--line-dark);
      padding: 54px 0 24px;
      color: var(--muted);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr 1fr;
      gap: 28px;
      align-items: start;
    }

    .footer-title {
      font-weight: 900;
      color: var(--ink);
      margin-bottom: 12px;
    }

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

    .footer-links a {
      color: var(--muted);
      font-size: 14px;
      transition: .18s ease;
    }

    .footer-links a:hover {
      color: var(--green-dark);
      transform: translateX(2px);
    }

    .copyright {
      margin-top: 34px;
      padding-top: 18px;
      border-top: 2px dashed rgba(15,23,42,.18);
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      font-size: 13px;
      color: var(--muted-2);
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .rights-layout,
      .preview-layout {
        grid-template-columns: 1fr;
      }

      .side-card {
        position: static;
      }

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

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

      .filter-wrap,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        min-width: 0;
      }
    }

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

      .top-strip-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 8px 0;
        gap: 6px;
      }

      .top-mini {
        justify-content: flex-start;
      }

      .nav {
        min-height: 68px;
      }

      .menu-btn {
        display: inline-grid;
        place-items: center;
      }

      .nav-links {
        position: absolute;
        left: 14px;
        right: 14px;
        top: 70px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 14px;
        border: 2px solid var(--line-dark);
        border-radius: var(--radius);
        background: #fff;
        box-shadow: var(--shadow-hard);
      }

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

      .nav-link {
        width: 100%;
      }

      .nav-actions .btn {
        display: none;
      }

      .hero {
        padding: 38px 0 64px;
      }

      .section {
        padding: 58px 0;
      }

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

      .tile-grid,
      .entry-matrix,
      .levels-line,
      .steps {
        grid-template-columns: 1fr;
      }

      .level-card.featured {
        transform: none;
      }

      .compare-card {
        overflow-x: auto;
      }

      .compare-head,
      .compare-row {
        min-width: 720px;
      }

      .series-bar {
        width: 100%;
        overflow-x: auto;
        flex-wrap: nowrap;
      }

      .series-bar a,
      .series-bar span {
        white-space: nowrap;
      }
    }

    @media (max-width: 520px) {
      .brand span:last-child {
        max-width: 185px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .hero-actions,
      .chips {
        align-items: stretch;
        flex-direction: column;
      }

      .btn,
      .chip {
        width: 100%;
      }

      .stage-body,
      .tile,
      .side-card,
      .preview-note,
      .cta-panel {
        padding: 18px;
      }

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

      .copyright {
        flex-direction: column;
      }
    }