/* roulang page: index */
:root {
      --color-bg: #f6fbf9;
      --color-surface: #ffffff;
      --color-surface-soft: #edf8f4;
      --color-primary: #16a085;
      --color-primary-dark: #0d7663;
      --color-primary-light: #dff7ef;
      --color-accent: #ffb84d;
      --color-accent-soft: #fff4dc;
      --color-ink: #17211f;
      --color-muted: #60706c;
      --color-line: #d8e7e2;
      --color-line-strong: #b9d5cc;
      --color-footer: #142321;
      --shadow-sm: 0 8px 22px rgba(24, 64, 56, 0.08);
      --shadow-md: 0 18px 42px rgba(21, 78, 67, 0.12);
      --radius-sm: 6px;
      --radius: 8px;
      --max-width: 1180px;
      --header-height: 74px;
      --transition: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      color: var(--color-ink);
      background:
        linear-gradient(180deg, rgba(223, 247, 239, 0.72) 0%, rgba(246, 251, 249, 0.96) 420px),
        var(--color-bg);
      line-height: 1.7;
      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(22, 160, 133, 0.28);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(246, 251, 249, 0.92);
      border-bottom: 1px solid rgba(216, 231, 226, 0.88);
      backdrop-filter: blur(16px);
    }

    .nav-shell {
      min-height: var(--header-height);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 26px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      color: var(--color-ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 36px;
      height: 36px;
      border-radius: var(--radius-sm);
      background:
        linear-gradient(135deg, rgba(22, 160, 133, 0.95), rgba(80, 208, 182, 0.95)),
        var(--color-primary);
      display: grid;
      place-items: center;
      box-shadow: 0 10px 24px rgba(22, 160, 133, 0.22);
      position: relative;
      overflow: hidden;
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      background: rgba(255, 255, 255, 0.8);
      border-radius: 99px;
    }

    .brand-mark::before {
      width: 18px;
      height: 4px;
      transform: rotate(28deg);
    }

    .brand-mark::after {
      width: 4px;
      height: 18px;
      transform: rotate(28deg);
    }

    .brand-text {
      font-size: 18px;
      line-height: 1.2;
    }

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

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 14px;
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    }

    .nav-link:hover {
      color: var(--color-primary-dark);
      background: rgba(255, 255, 255, 0.84);
      border-color: var(--color-line);
      box-shadow: var(--shadow-sm);
      transform: translateY(-1px);
    }

    .nav-link.active {
      color: var(--color-primary-dark);
      background: var(--color-primary-light);
      border-color: rgba(22, 160, 133, 0.22);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 5px;
      height: 2px;
      border-radius: 99px;
      background: var(--color-primary);
    }

    .nav-cta {
      margin-left: 6px;
      padding: 9px 15px;
      border-radius: var(--radius-sm);
      color: #fff;
      background: var(--color-primary);
      border: 1px solid var(--color-primary);
      font-weight: 800;
      font-size: 14px;
      box-shadow: 0 12px 26px rgba(22, 160, 133, 0.2);
      transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
    }

    .nav-cta:hover {
      background: var(--color-primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 16px 32px rgba(13, 118, 99, 0.24);
    }

    main {
      overflow: hidden;
    }

    section {
      padding: 76px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
      gap: 28px;
      align-items: end;
      margin-bottom: 30px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 5px 10px;
      border-radius: 99px;
      background: var(--color-primary-light);
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 800;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-primary);
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      margin-bottom: 18px;
      font-size: 48px;
      line-height: 1.16;
      letter-spacing: 0;
      max-width: 820px;
    }

    h2 {
      margin-bottom: 12px;
      font-size: 31px;
      line-height: 1.25;
      letter-spacing: 0;
    }

    h3 {
      margin-bottom: 8px;
      font-size: 18px;
      line-height: 1.35;
    }

    .lead {
      color: var(--color-muted);
      font-size: 17px;
      max-width: 780px;
    }

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

    .hero {
      min-height: calc(100vh - var(--header-height) - 28px);
      padding: 34px 0 50px;
      display: flex;
      align-items: center;
      position: relative;
    }

    .hero::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: -1px;
      height: 36px;
      background: linear-gradient(180deg, rgba(246, 251, 249, 0), var(--color-bg));
      pointer-events: none;
    }

    .hero-board {
      width: 100%;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background:
        linear-gradient(120deg, rgba(255, 255, 255, 0.88), rgba(237, 248, 244, 0.86)),
        var(--color-surface);
      box-shadow: var(--shadow-md);
      overflow: hidden;
      position: relative;
    }

    .hero-board::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(22, 160, 133, 0.08) 1px, transparent 1px),
        linear-gradient(0deg, rgba(22, 160, 133, 0.06) 1px, transparent 1px);
      background-size: 34px 34px;
      mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.34), transparent 70%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.72fr);
      gap: 34px;
      padding: 54px;
      align-items: stretch;
    }

    .hero-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-width: 0;
    }

    .hero-copy .lead {
      margin-bottom: 24px;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 44px;
      padding: 11px 18px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--color-line-strong);
      background: var(--color-surface);
      color: var(--color-ink);
      font-weight: 800;
      font-size: 15px;
      transition: transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition);
    }

    .btn:hover {
      transform: translateY(-1px);
      border-color: rgba(22, 160, 133, 0.44);
      box-shadow: var(--shadow-sm);
    }

    .btn:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn-primary {
      color: #fff;
      background: var(--color-primary);
      border-color: var(--color-primary);
      box-shadow: 0 14px 28px rgba(22, 160, 133, 0.2);
    }

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

    .btn-accent {
      background: var(--color-accent-soft);
      border-color: rgba(255, 184, 77, 0.55);
      color: #7a4c00;
    }

    .icon {
      width: 18px;
      height: 18px;
      flex: 0 0 auto;
    }

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

    .point {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 11px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.72);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .invite-panel {
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.86);
      box-shadow: var(--shadow-sm);
      padding: 22px;
      align-self: center;
    }

    .invite-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 18px;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--color-line);
    }

    .reward-badge {
      min-width: 86px;
      padding: 10px;
      border-radius: var(--radius-sm);
      background: var(--color-accent-soft);
      color: #7a4c00;
      text-align: center;
      font-weight: 900;
      line-height: 1.25;
    }

    .reward-badge span {
      display: block;
      font-size: 24px;
    }

    .progress-wrap {
      margin: 20px0 14px;
    }

    .progress-bar {
      width: 100%;
      height: 12px;
      border-radius: 999px;
      background: #e6f2ee;
      overflow: hidden;
      border: 1px solid rgba(22, 160, 133, 0.12);
    }

    .progress-bar span {
      display: block;
      width: 78%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--color-primary), #48c9b0);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22);
    }

    .progress-meta {
      margin-top: 8px;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .data-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 18px;
    }

    .data-card {
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      background: var(--color-surface);
      border: 1px solid var(--color-line);
      box-shadow: 0 8px 20px rgba(18, 58, 51, 0.05);
      min-height: 84px;
    }

    .data-card strong {
      display: block;
      font-size: 20px;
      line-height: 1.15;
      margin-bottom: 6px;
      color: var(--color-primary-dark);
    }

    .showcase {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
      align-content: start;
    }

    .mini-panel {
      min-height: 174px;
      padding: 18px;
      border-radius: var(--radius-sm);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(237, 248, 244, 0.84));
      border: 1px solid var(--color-line);
      position: relative;
      overflow: hidden;
    }

    .mini-panel::after {
      content: "";
      position: absolute;
      inset: auto -16px -16px auto;
      width: 120px;
      height: 120px;
      border-radius: 50%;
      background: radial-gradient(circle at center, rgba(22, 160, 133, 0.16), rgba(22, 160, 133, 0.02) 70%, transparent 72%);
      pointer-events: none;
    }

    .mini-panel .label {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 9px;
      border-radius: 99px;
      background: rgba(255, 255, 255, 0.8);
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 800;
      border: 1px solid rgba(22, 160, 133, 0.14);
    }

    .mini-panel ul {
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 9px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .mini-panel li {
      display: flex;
      gap: 8px;
      align-items: flex-start;
    }

    .mini-panel li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--color-accent);
      flex: 0 0 auto;
    }

    .rail-section {
      padding-top: 12px;
    }

    .rail {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(220px, 1fr);
      gap: 14px;
      overflow-x: auto;
      padding-bottom: 10px;
      scroll-snap-type: x proximity;
      scrollbar-width: thin;
    }

    .rail::-webkit-scrollbar {
      height: 10px;
    }

    .rail::-webkit-scrollbar-thumb {
      background: rgba(22, 160, 133, 0.2);
      border-radius: 999px;
    }

    .rail-card {
      scroll-snap-align: start;
      border-radius: var(--radius);
      border: 1px solid var(--color-line);
      background: var(--color-surface);
      box-shadow: var(--shadow-sm);
      padding: 18px;
      min-height: 168px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .rail-card:hover {
      transform: translateY(-2px);
      border-color: rgba(22, 160, 133, 0.34);
      box-shadow: var(--shadow-md);
    }

    .rail-card .tag {
      display: inline-flex;
      width: fit-content;
      align-items: center;
      padding: 5px 9px;
      border-radius: 99px;
      background: var(--color-surface-soft);
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .rail-card p {
      color: var(--color-muted);
      margin-bottom: 0;
      font-size: 14px;
    }

    .featured-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.85fr 0.95fr;
      gap: 16px;
      align-items: stretch;
    }

    .feature-card {
      border-radius: var(--radius);
      border: 1px solid var(--color-line);
      background: var(--color-surface);
      box-shadow: var(--shadow-sm);
      padding: 22px;
      position: relative;
      overflow: hidden;
      min-height: 236px;
    }

    .feature-card.tall {
      min-height: 298px;
      background:
        linear-gradient(180deg, rgba(22, 160, 133, 0.09), rgba(255, 255, 255, 0.98)),
        var(--color-surface);
    }

    .feature-card .index {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background: var(--color-primary-light);
      color: var(--color-primary-dark);
      font-weight: 900;
      margin-bottom: 14px;
    }

    .feature-list {
      display: grid;
      gap: 12px;
      margin: 16px 0 0;
      padding: 0;
      list-style: none;
    }

    .feature-list li {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: flex-start;
      padding-bottom: 12px;
      border-bottom: 1px dashed rgba(185, 213, 204, 0.7);
      color: var(--color-muted);
      font-size: 14px;
    }

    .feature-list strong {
      color: var(--color-ink);
      font-size: 14px;
      flex: 0 0 auto;
    }

    .band {
      display: grid;
      grid-template-columns: 0.78fr 1.22fr;
      gap: 18px;
      align-items: start;
    }

    .band-block {
      border-radius: var(--radius);
      border: 1px solid var(--color-line);
      background: rgba(255, 255, 255, 0.88);
      box-shadow: var(--shadow-sm);
      padding: 22px;
    }

    .numbered-steps {
      display: grid;
      gap: 14px;
      counter-reset: step;
      margin-top: 16px;
    }

    .step-item {
      display: grid;
      grid-template-columns: 42px minmax(0, 1fr);
      gap: 14px;
      align-items: start;
      padding: 14px 0;
      border-bottom: 1px solid rgba(216, 231, 226, 0.8);
    }

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

    .step-num {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: var(--color-surface-soft);
      color: var(--color-primary-dark);
      display: grid;
      place-items: center;
      font-weight: 900;
      font-size: 15px;
      box-shadow: inset 0 0 0 1px rgba(22, 160, 133, 0.08);
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 18px;
    }

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

    .news-list li {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 10px;
      align-items: center;
      padding: 14px 0;
      border-bottom: 1px solid rgba(216, 231, 226, 0.8);
    }

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

    .news-list .date {
      color: var(--color-primary-dark);
      font-weight: 800;
      font-size: 13px;
      padding: 5px 8px;
      background: var(--color-primary-light);
      border-radius: 99px;
    }

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

    .news-list a:hover {
      color: var(--color-primary-dark);
    }

    .news-list .arrow {
      color: var(--color-muted);
      font-size: 18px;
      line-height: 1;
    }

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

    .stack-card {
      border-radius: var(--radius);
      border: 1px solid var(--color-line);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(237, 248, 244, 0.9));
      box-shadow: var(--shadow-sm);
      padding: 18px;
    }

    .stack-card strong {
      display: block;
      font-size: 20px;
      margin-bottom: 8px;
      color: var(--color-primary-dark);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 14px;
    }

    .tag-chip {
      display: inline-flex;
      align-items: center;
      padding: 8px 12px;
      border-radius: 99px;
      border: 1px solid var(--color-line);
      background: rgba(255, 255, 255, 0.82);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
      transition: transform var(--transition), border-color var(--transition), color var(--transition), background var(--transition);
    }

    .tag-chip:hover {
      transform: translateY(-1px);
      border-color: rgba(22, 160, 133, 0.32);
      color: var(--color-primary-dark);
      background: var(--color-surface-soft);
    }

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

    .list-card {
      padding: 20px;
      border-radius: var(--radius);
      border: 1px solid var(--color-line);
      background: var(--color-surface);
      box-shadow: var(--shadow-sm);
    }

    .list-card ul {
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 11px;
    }

    .list-card li {
      position: relative;
      padding-left: 18px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .list-card li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 10px;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-primary);
    }

    .compare {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items: stretch;
    }

    .compare-side {
      border-radius: var(--radius-sm);
      border: 1px solid var(--color-line);
      background: rgba(255, 255, 255, 0.8);
      padding: 16px;
      min-height: 108px;
    }

    .compare-side strong {
      display: block;
      margin-bottom: 8px;
      font-size: 15px;
    }

    .compare-side ul {
      margin: 0;
      padding: 0;
      list-style: none;
      color: var(--color-muted);
      font-size: 14px;
      display: grid;
      gap: 8px;
    }

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

    .faq-item {
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: var(--color-surface);
      box-shadow: var(--shadow-sm);
      padding: 18px 18px 16px;
    }

    .faq-item h3 {
      margin-bottom: 8px;
      font-size: 17px;
    }

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

    .cta-band {
      padding-top: 24px;
    }

    .cta-panel {
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(22, 160, 133, 0.96), rgba(29, 172, 141, 0.9)),
        var(--color-primary);
      color: #fff;
      overflow: hidden;
      position: relative;
      box-shadow: 0 24px 54px rgba(19, 100, 84, 0.22);
    }

    .cta-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(120deg, rgba(255,255,255,0.1) 0, rgba(255,255,255,0.02) 35%, transparent 36%),
        linear-gradient(0deg, rgba(255,255,255,0.08) 1px, transparent 1px);
      background-size: 100% 100%, 28px 28px;
      opacity: 0.55;
      pointer-events: none;
    }

    .cta-inner {
      position: relative;
      padding: 32px;
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) auto;
      gap: 22px;
      align-items: center;
    }

    .cta-inner p {
      color: rgba(255, 255, 255, 0.88);
      margin-bottom: 0;
    }

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

    .btn-ghost {
      color: #fff;
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(255, 255, 255, 0.34);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.18);
      border-color: rgba(255, 255, 255, 0.5);
    }

    .footer {
     background: var(--color-footer);
      color: rgba(255, 255, 255, 0.78);
      padding: 34px 0 22px;
      margin-top: 18px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr 0.7fr;
      gap: 22px;
      align-items: start;
    }

    .footer-title {
      color: #fff;
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .footer p {
      color: rgba(255, 255, 255, 0.72);
      font-size: 14px;
      margin-bottom: 0;
    }

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

    .footer-links a {
      color: rgba(255, 255, 255, 0.78);
      font-size: 14px;
      transition: color var(--transition);
    }

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

    .footer-meta {
      margin-top: 20px;
      padding-top: 16px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 12px;
      color: rgba(255, 255, 255, 0.58);
      font-size: 13px;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 16px;
    }

    .field {
      display: grid;
      gap: 6px;
    }

    .field label {
      color: rgba(255, 255, 255, 0.9);
      font-size: 13px;
      font-weight: 700;
    }

    .field input,
    .field textarea,
    .field select {
      width: 100%;
      min-height: 44px;
      border-radius: 6px;
      border: 1px solid rgba(255, 255, 255, 0.24);
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      padding: 10px 12px;
      transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }

    .field textarea {
      min-height: 92px;
      resize: vertical;
    }

    .field input::placeholder,
    .field textarea::placeholder {
      color: rgba(255, 255, 255, 0.7);
    }

    .field input:focus,
    .field textarea:focus,
    .field select:focus {
      border-color: rgba(255, 255, 255, 0.55);
      background: rgba(255, 255, 255, 0.18);
      box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.12);
      outline: none;
    }

    .note-inline {
      margin-top: 12px;
      color: rgba(255, 255, 255, 0.7);
      font-size: 13px;
    }

    .divider {
      width: 100%;
      height: 1px;
      background: var(--color-line);
      margin: 0;
      border: 0;
    }

    @media (max-width: 1200px) {
      .hero-content {
        grid-template-columns: 1fr;
      }

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

      .feature-card.tall {
        grid-row: span 2;
      }

      .band,
      .news-layout,
      .section-head,
      .cta-inner,
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 900px) {
      h1 {
        font-size: 38px;
      }

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

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

      .two-col {
        grid-template-columns: 1fr;
      }

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

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

    @media (max-width: 768px) {
      section {
        padding: 62px 0;
      }

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

      .nav-shell {
        flex-wrap: wrap;
        padding: 10px 0 12px;
      }

      .nav-links {
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .hero {
        min-height: auto;
        padding-top: 22px;
      }

      .hero-content {
        padding: 24px;
      }

      h1 {
        font-size: 32px;
      }

      .lead {
        font-size: 16px;
      }

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

      .btn {
        width: 100%;
      }

      .featured-grid,
      .showcase {
        grid-template-columns: 1fr;
      }

      .feature-card.tall {
        min-height: auto;
      }

      .progress-meta {
        flex-direction: column;
      }

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

    @media (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

      .brand-mark {
        width: 32px;
        height: 32px;
      }

      .nav-link {
        padding: 7px 12px;
        font-size: 13px;
      }

      h1 {
        font-size: 28px;
      }

      h2 {
        font-size: 24px;
      }

      .hero-content {
        padding: 18px;
      }

      .invite-top {
        flex-direction: column;
      }

      .reward-badge {
        min-width: 100%;
      }

      .mini-panel {
        min-height: 150px;
      }

      .news-list li {
        grid-template-columns: 1fr;
        gap: 6px;
        align-items: start;
      }

      .news-list .arrow {
        display: none;
      }
    }

/* roulang page: category1 */
:root {
      --color-primary: #19a98f;
      --color-primary-dark: #0c7e72;
      --color-primary-soft: #e4f7f2;
      --color-accent: #ffc66d;
      --color-accent-soft: #fff4dd;
      --color-bg: #f6fbf9;
      --color-bg-2: #eef7f5;
      --color-surface: #ffffff;
      --color-surface-muted: #f8fcfb;
      --color-text: #172321;
      --color-muted: #60726e;
      --color-light: #8a9b97;
      --color-border: #d8e8e4;
      --shadow-soft: 0 16px 42px rgba(34, 92, 82, 0.11);
      --shadow-card: 0 10px 28px rgba(32, 82, 74, 0.08);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 24px;
      --container: 1180px;
      --transition: 180ms ease;
    }

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

    html {
      scroll-behavior: smooth;
      background: var(--color-bg);
    }

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 4%, rgba(25, 169, 143, 0.12), transparent 30%),
        linear-gradient(180deg, #f8fffd 0%, var(--color-bg) 44%, #ffffff 100%);
      line-height: 1.65;
      letter-spacing: 0;
    }

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

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

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

    button,
    .button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(25, 169, 143, 0.25);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      padding: 14px 0;
      background: rgba(248, 255, 253, 0.86);
      border-bottom: 1px solid rgba(216, 232, 228, 0.86);
      backdrop-filter: blur(18px);
    }

    .nav-shell {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
      min-height: 58px;
      padding: 8px 10px 8px 16px;
      border: 1px solid rgba(216, 232, 228, 0.92);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, 0.78);
      box-shadow: 0 10px 30px rgba(23, 68, 61, 0.06);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
      font-weight: 800;
      color: var(--color-text);
    }

    .brand-mark {
      position: relative;
      width: 34px;
      height: 34px;
      border-radius: 11px;
      background: linear-gradient(135deg, var(--color-primary), #8ce7d5);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.46), 0 10px 22px rgba(25, 169, 143, 0.22);
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      background: rgba(255, 255, 255, 0.86);
    }

    .brand-mark::before {
      width: 14px;
      height: 3px;
      left: 10px;
      top: 11px;
      border-radius: 999px;
    }

    .brand-mark::after {
      width: 3px;
      height: 14px;
      right: 11px;
      bottom: 9px;
      border-radius: 999px;
    }

    .brand-text {
      font-size: 18px;
      white-space: nowrap;
    }

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

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 8px 14px;
      border: 1px solid transparent;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      transition: transform var(--transition), color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .nav-link:hover {
      transform: translateY(-1px);
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(25, 169, 143, 0.18);
      box-shadow: 0 8px 18px rgba(25, 169, 143, 0.08);
    }

    .nav-link.active {
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: rgba(25, 169, 143, 0.26);
      box-shadow: 0 8px 22px rgba(25, 169, 143, 0.10);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 4px;
      width: 5px;
      height: 5px;
      border-radius: 999px;
      transform: translateX(-50%);
      background: var(--color-primary);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 76px 0;
    }

    .compact-hero {
      padding: 74px 0 46px;
    }

    .hero-panel {
      display: grid;
      grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
      gap: 34px;
      align-items: stretch;
      padding: 34px;
      border: 1px solid rgba(216, 232, 228, 0.95);
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(238, 247, 245, 0.88)),
        radial-gradient(circle at 92% 12%, rgba(255, 198, 109, 0.20), transparent 26%);
      box-shadow: var(--shadow-soft);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      margin-bottom: 18px;
      padding: 7px 12px;
      border: 1px solid rgba(25, 169, 143, 0.18);
      border-radius: 999px;
      background: rgba(228, 247, 242, 0.82);
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 800;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-primary);
      box-shadow: 0 0 0 5px rgba(25, 169, 143, 0.10);
    }

    h1 {
      max-width: 780px;
      font-size: 42px;
      line-height: 1.18;
      letter-spacing: -0.5px;
      color: var(--color-text);
    }

    .hero-copy {
      max-width: 720px;
      margin-top: 18px;
      color: var(--color-muted);
      font-size: 17px;
    }

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

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 18px;
      border: 1px solid transparent;
      border-radius: 999px;
      font-weight: 800;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
    }

    .button-primary {
      color: #ffffff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      box-shadow: 0 12px 24px rgba(25, 169, 143, 0.22);
    }

    .button-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 30px rgba(25, 169, 143, 0.28);
    }

    .button-secondary {
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: rgba(25, 169, 143, 0.22);
    }

    .button-secondary:hover {
      transform: translateY(-2px);
      background: var(--color-primary-soft);
      border-color: rgba(25, 169, 143, 0.38);
    }

    .button:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .button-light {
      min-height: 38px;
      padding: 8px 13px;
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: var(--color-border);
      font-size: 13px;
    }

    .button-light:hover {
      border-color: rgba(25, 169, 143, 0.38);
      background: var(--color-primary-soft);
    }

    .rights-box {
      border: 1px solid rgba(216, 232, 228, 0.94);
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.82);
      box-shadow: 0 14px 34px rgba(32, 82, 74, 0.08);
      overflow: hidden;
    }

    .rights-box-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 18px;
      border-bottom: 1px solid var(--color-border);
      background: linear-gradient(90deg, #ffffff, var(--color-surface-muted));
    }

    .rights-box-head strong {
      font-size: 16px;
    }

    .status-dot {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 800;
      white-space: nowrap;
    }

    .status-dot::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 999px;
      background: var(--color-primary);
    }

    .steps-mini {
      display: grid;
      gap: 12px;
      padding: 18px;
    }

    .mini-step {
      display: grid;
      grid-template-columns: 34px 1fr;
      gap: 12px;
      align-items: start;
      padding: 13px;
      border: 1px solid rgba(216, 232, 228, 0.82);
      border-radius: var(--radius-md);
      background: #ffffff;
    }

    .mini-step b {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: 11px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-size: 13px;
    }

    .mini-step strong {
      display: block;
      margin-bottom: 2px;
      font-size: 14px;
    }

    .mini-step span {
      display: block;
      color: var(--color-muted);
      font-size: 13px;
      line-height: 1.55;
    }

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

    .section-kicker {
      margin-bottom: 8px;
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 900;
    }

    .section-title {
      font-size: 30px;
      line-height: 1.22;
      color: var(--color-text);
    }

    .section-desc {
      max-width: 640px;
      color: var(--color-muted);
    }

    .filter-panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 18px;
      align-items: center;
      margin-bottom: 20px;
      padding: 16px;
      border: 1px solid var(--color-border);
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.86);
      box-shadow: 0 10px 24px rgba(32, 82, 74, 0.06);
    }

    .search-field {
      display: flex;
      align-items: center;
      gap: 10px;
      min-height: 46px;
      padding: 0 14px;
      border: 1px solid var(--color-border);
      border-radius: 999px;
      background: #ffffff;
      color: var(--color-light);
    }

    .search-field input {
      width: 100%;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--color-text);
    }

    .sort-line {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--color-muted);
      font-size: 13px;
      white-space: nowrap;
    }

    .sort-line select {
      min-height: 38px;
      padding: 6px 34px 6px 12px;
      border: 1px solid var(--color-border);
      border-radius: 999px;
      background: #ffffff;
      color: var(--color-text);
      outline: 0;
    }

    .tag-row {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding: 2px 0 12px;
      scrollbar-width: thin;
      scrollbar-color: rgba(25, 169, 143, 0.45) transparent;
    }

    .tag {
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 12px;
      border: 1px solid var(--color-border);
      border-radius: 999px;
      background: #ffffff;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
      transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
    }

    .tag:hover,
    .tag.active {
      transform: translateY(-1px);
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(25, 169, 143, 0.32);
    }

    .browse-layout {
      display: grid;
      grid-template-columns: 250px minmax(0, 1fr);
      gap: 22px;
      align-items: start;
    }

    .side-panel {
      position: sticky;
      top: 104px;
      padding: 18px;
      border: 1px solid var(--color-border);
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.88);
      box-shadow: var(--shadow-card);
    }

    .side-panel h2 {
      margin-bottom: 14px;
      font-size: 18px;
    }

    .side-list {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .side-list a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 11px;
      border: 1px solid rgba(216, 232, 228, 0.86);
      border-radius: 12px;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
      background: #ffffff;
      transition: color var(--transition), background var(--transition), border-color var(--transition);
    }

    .side-list a:hover {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(25, 169, 143, 0.30);
    }

    .side-note {
      margin-top: 18px;
      padding: 14px;
      border-radius: 15px;
      background: var(--color-accent-soft);
      color: #795320;
      font-size: 13px;
      line-height: 1.6;
    }

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

    .rights-card {
      position: relative;
      min-height: 232px;
      padding: 18px;
      border: 1px solid var(--color-border);
      border-radius: 18px;
      background: var(--color-surface);
      box-shadow: var(--shadow-card);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .rights-card:hover {
      transform: translateY(-3px);
      border-color: rgba(25, 169, 143, 0.34);
      box-shadow: 0 16px 34px rgba(32, 82, 74, 0.11);
    }

    .card-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 16px;
    }

    .serial {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 32px;
      border-radius: 10px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-weight: 900;
      font-size: 13px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      min-height: 26px;
      padding: 4px 9px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 900;
    }

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

    .badge-amber {
      background: var(--color-accent-soft);
      color: #865c1f;
    }

    .badge-silver {
      background: #eef3f2;
      color: var(--color-muted);
    }

    .rights-card h3 {
      margin-bottom: 9px;
      font-size: 18px;
      line-height: 1.35;
    }

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

    .meta-line {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 16px 0;
    }

    .meta-pill {
      display: inline-flex;
      align-items: center;
      min-height: 26px;
      padding: 3px 8px;
      border: 1px solid rgba(216, 232, 228, 0.96);
      border-radius: 999px;
      color: var(--color-light);
      font-size: 12px;
      background: var(--color-surface-muted);
    }

    .card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding-top: 14px;
      border-top: 1px solid rgba(216, 232, 228, 0.82);
      color: var(--color-light);
      font-size: 12px;
    }

    .split-band {
      background: linear-gradient(180deg, rgba(238, 247, 245, 0.42), rgba(255, 255, 255, 0.96));
    }

    .benefit-layout {
      display: grid;
      grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
      gap: 22px;
      align-items: stretch;
    }

    .large-note {
      padding: 28px;
      border: 1px solid var(--color-border);
      border-radius: 24px;
      background:
        linear-gradient(140deg, rgba(228, 247, 242, 0.88), rgba(255, 255, 255, 0.92)),
        radial-gradient(circle at 86% 16%, rgba(255, 198, 109, 0.20), transparent 28%);
      box-shadow: var(--shadow-card);
    }

    .large-note h2 {
      margin-bottom: 12px;
      font-size: 28px;
      line-height: 1.25;
    }

    .large-note p {
      color: var(--color-muted);
    }

    .data-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-top: 24px;
    }

    .data-item {
      padding: 14px;
      border: 1px solid rgba(216, 232, 228, 0.88);
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.72);
    }

    .data-item strong {
      display: block;
      color: var(--color-primary-dark);
      font-size: 22px;
      line-height: 1;
    }

    .data-item span {
      display: block;
      margin-top: 8px;
      color: var(--color-muted);
      font-size: 12px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      list-style: none;
    }

    .check-item {
      display: grid;
      grid-template-columns: 36px 1fr;
      gap: 12px;
      padding: 16px;
      border: 1px solid var(--color-border);
      border-radius: 17px;
      background: #ffffff;
      box-shadow: 0 8px 20px rgba(32, 82, 74, 0.05);
    }

    .check-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 12px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-weight: 900;
    }

    .check-item strong {
      display: block;
      margin-bottom: 3px;
      font-size: 15px;
    }

    .check-item span {
      color: var(--color-muted);
      font-size: 13px;
    }

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

    .process-card {
      padding: 20px;
      border: 1px solid var(--color-border);
      border-radius: 18px;
      background: #ffffff;
      box-shadow: var(--shadow-card);
    }

    .process-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 32px;
      margin-bottom: 16px;
      border-radius: 11px;
      background: #172321;
      color: #ffffff;
      font-weight: 900;
      font-size: 13px;
    }

    .process-card h3 {
      margin-bottom: 8px;
      font-size: 17px;
    }

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

    .faq-wrap {
      display: grid;
      grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
      gap: 28px;
      align-items: start;
    }

    .faq-intro {
      padding: 24px;
      border: 1px solid var(--color-border);
      border-radius: 22px;
      background: var(--color-surface-muted);
    }

    .faq-intro h2 {
      margin-bottom: 12px;
      font-size: 28px;
      line-height: 1.25;
    }

    .faq-intro p {
      color: var(--color-muted);
    }

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

    .faq-item {
      border: 1px solid var(--color-border);
      border-radius: 18px;
      background: #ffffff;
      box-shadow: 0 8px 18px rgba(32, 82, 74, 0.05);
      overflow: hidden;
    }

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

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

    .faq-item summary::after {
      content: "+";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 24px;
      height: 24px;
      border-radius: 8px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      flex: 0 0 auto;
    }

    .faq-item[open] summary::after {
      content: "−";
    }

    .faq-item p {
      padding: 0 20px 18px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .cta {
      padding: 36px;
      border: 1px solid rgba(25, 169, 143, 0.18);
      border-radius: 28px;
      background:
        linear-gradient(135deg, #172321, #174f48 58%, #1aa38b),
        radial-gradient(circle at 88% 18%, rgba(255, 198, 109, 0.45), transparent 26%);
      color: #ffffff;
      box-shadow: 0 18px 42px rgba(23, 68, 61, 0.20);
    }

    .cta-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
    }

    .cta h2 {
      margin-bottom: 10px;
      font-size: 30px;
      line-height: 1.25;
    }

    .cta p {
      max-width: 720px;
      color: rgba(255, 255, 255, 0.78);
    }

    .cta .button-secondary {
      background: #ffffff;
      color: var(--color-primary-dark);
      border-color: rgba(255, 255, 255, 0.36);
    }

    .footer {
      padding: 58px 0 30px;
      background: #12201e;
      color: rgba(255, 255, 255, 0.76);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr 0.8fr 0.8fr;
      gap: 34px;
      padding-bottom: 30px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

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

    .footer p {
      max-width: 520px;
      color: rgba(255, 255, 255, 0.68);
      font-size: 14px;
    }

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

    .footer-links a {
      width: fit-content;
      color: rgba(255, 255, 255, 0.68);
      font-size: 14px;
      transition: color var(--transition), transform var(--transition);
    }

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

    .footer-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 22px;
      color: rgba(255, 255, 255, 0.56);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .hero-panel,
      .benefit-layout,
      .faq-wrap,
      .cta-grid {
        grid-template-columns: 1fr;
      }

      .browse-layout {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
      }

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

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

      h1 {
        font-size: 36px;
      }
    }

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

      .site-header {
        padding: 10px 0;
      }

      .nav-shell {
        align-items: flex-start;
        flex-direction: column;
        border-radius: 20px;
      }

      .nav-links {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 2px;
      }

      .nav-link {
        flex: 0 0 auto;
      }

      .compact-hero {
        padding-top: 40px;
      }

      .hero-panel {
        padding: 22px;
        border-radius: 24px;
      }

      h1 {
        font-size: 30px;
      }

      .hero-copy {
        font-size: 15px;
      }

      .section {
        padding: 54px 0;
      }

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

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

      .card-grid,
      .process-strip,
      .data-row,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .cta {
        padding: 26px;
      }

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

    @media (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

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

      .button {
        width: 100%;
      }

      .rights-box-head,
      .card-foot {
        align-items: flex-start;
        flex-direction: column;
      }

      .section-title,
      .large-note h2,
      .faq-intro h2,
      .cta h2 {
        font-size: 24px;
      }

      .rights-card {
        min-height: auto;
      }
    }

/* roulang page: category2 */
:root {
      --color-primary: #1aa981;
      --color-primary-dark: #0f7d68;
      --color-primary-soft: #e8f8f3;
      --color-accent: #20d6c5;
      --color-amber: #f4ad45;
      --color-bg: #f7fbfa;
      --color-bg-strong: #edf6f3;
      --color-card: #ffffff;
      --color-text: #17201f;
      --color-muted: #60706d;
      --color-light: #84918e;
      --color-border: #dbe8e4;
      --shadow-soft: 0 18px 48px rgba(35, 90, 78, 0.11);
      --shadow-card: 0 12px 30px rgba(33, 79, 70, 0.08);
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 18px;
      --container: 1180px;
      --section-gap: 84px;
      --transition: 180ms ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 10% 0%, rgba(32, 214, 197, 0.12), transparent 34%),
        linear-gradient(180deg, #fbfffd 0%, var(--color-bg) 44%, #ffffff 100%);
      line-height: 1.7;
      font-size: 16px;
    }

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

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

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

    button {
      border: 0;
      cursor: pointer;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(32, 214, 197, 0.34);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      padding: 16px 0;
      background: rgba(250, 255, 253, 0.86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(219, 232, 228, 0.72);
    }

    .nav-shell {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      min-height: 58px;
      padding: 8px 10px 8px 16px;
      background: rgba(255, 255, 255, 0.78);
      border: 1px solid rgba(219, 232, 228, 0.9);
      border-radius: 22px;
      box-shadow: 0 14px 40px rgba(36, 90, 78, 0.08);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: max-content;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

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

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 10px;
      background:
        linear-gradient(135deg, var(--color-primary), var(--color-accent));
      position: relative;
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.42), 0 10px 20px rgba(26, 169, 129, 0.24);
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      background: rgba(255, 255, 255, 0.86);
      border-radius: 99px;
    }

    .brand-mark::before {
      width: 17px;
      height: 4px;
      left: 9px;
      top: 11px;
    }

    .brand-mark::after {
      width: 4px;
      height: 15px;
      left: 15px;
      top: 11px;
    }

    .brand-text {
      font-size: 18px;
      color: var(--color-text);
      white-space: nowrap;
    }

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

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 16px;
      color: var(--color-muted);
      border: 1px solid transparent;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-link:hover {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(26, 169, 129, 0.18);
      transform: translateY(-1px);
      box-shadow: 0 8px 18px rgba(26, 169, 129, 0.10);
    }

    .nav-link.active {
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: rgba(26, 169, 129, 0.24);
      box-shadow: 0 8px 20px rgba(26, 169, 129, 0.12);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 7px;
      width: 18px;
      height: 3px;
      border-radius: 999px;
      background: var(--color-accent);
    }

    main {
      overflow: hidden;
    }

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

    .section-tight {
      padding: 58px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border: 1px solid rgba(26, 169, 129, 0.18);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
      line-height: 1.2;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-accent);
      box-shadow: 0 0 0 4px rgba(32, 214, 197, 0.16);
    }

    .page-hero {
      padding: 44px 0 30px;
    }

    .hero-panel {
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.76fr);
      gap: 28px;
      align-items: stretch;
      min-height: 520px;
      padding: 28px;
      border: 1px solid rgba(219, 232, 228, 0.9);
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(238, 249, 245, 0.84)),
        radial-gradient(circle at 90% 14%, rgba(32, 214, 197, 0.18), transparent 34%);
      box-shadow: var(--shadow-soft);
    }

    .hero-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 18px 8px 18px 16px;
    }

    .hero-copy h1 {
      margin-top: 20px;
      max-width: 760px;
      font-size: 52px;
      line-height: 1.08;
      letter-spacing: -0.04em;
      color: var(--color-text);
    }

    .hero-copy p {
      margin-top: 22px;
      max-width: 720px;
      color: var(--color-muted);
      font-size: 18px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 30px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      font-size: 14px;
      white-space: nowrap;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition), opacity var(--transition);
    }

    .btn-primary {
      color: #ffffff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      box-shadow: 0 14px 24px rgba(26, 169, 129, 0.26);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 30px rgba(26, 169, 129, 0.30);
      background: linear-gradient(135deg, #20ba91, #0f836d);
    }

    .btn-secondary {
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: rgba(26, 169, 129, 0.22);
      box-shadow: 0 10px 22px rgba(44, 87, 79, 0.08);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      background: var(--color-primary-soft);
      border-color: rgba(26, 169, 129, 0.36);
    }

    .btn-light {
      min-height: 38px;
      padding: 0 13px;
      color: var(--color-primary-dark);
      background: #f9fffd;
      border-color: rgba(26, 169, 129, 0.18);
      box-shadow: none;
    }

    .btn-light:hover {
      background: var(--color-primary-soft);
      border-color: rgba(26, 169, 129, 0.32);
      transform: translateY(-1px);
    }

    .btn:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn[disabled],
    .btn.disabled {
      opacity: 0.45;
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }

    .hero-note {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 28px;
      color: var(--color-light);
      font-size: 13px;
    }

    .hero-note span {
      display: inline-flex;
      align-items: center;
      gap: 7px;
    }

    .hero-note span::before {
      content: "";
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--color-amber);
    }

    .visual-card {
      min-height: 100%;
      padding: 22px;
      border-radius: 24px;
      background: linear-gradient(180deg, #ffffff 0%, #eef9f6 100%);
      border: 1px solid rgba(219, 232, 228, 0.95);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.58);
      display: grid;
      align-content: center;
      gap: 18px;
    }

    .vertical-screen {
      width: min(100%, 330px);
      margin-inline: auto;
      padding: 18px;
      border-radius: 28px;
      background: #f8fffd;
      border: 1px solid rgba(26, 169, 129, 0.16);
      box-shadow: 0 28px 56px rgba(33, 80, 70, 0.12);
    }

    .screen-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
      color: var(--color-light);
      font-size: 12px;
      font-weight: 800;
    }

    .screen-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--color-primary-dark);
    }

    .screen-status::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-accent);
    }

    .screen-main {
      padding: 18px;
      border-radius: 20px;
      background:
        linear-gradient(160deg, rgba(26, 169, 129, 0.12), rgba(32, 214, 197, 0.05)),
        #ffffff;
      border: 1px solid var(--color-border);
    }

    .screen-main h2 {
      font-size: 24px;
      line-height: 1.18;
      letter-spacing: -0.03em;
      margin-bottom: 12px;
    }

    .screen-main p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.65;
    }

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

    .mini-step {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 11px;
      border-radius: 14px;
      background: #ffffff;
      border: 1px solid rgba(219, 232, 228, 0.9);
    }

    .mini-step strong {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 9px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-size: 12px;
    }

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

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
    }

    .metric {
      padding: 13px 10px;
      text-align: center;
      border: 1px solid rgba(219, 232, 228, 0.92);
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.72);
    }

    .metric b {
      display: block;
      color: var(--color-primary-dark);
      font-size: 20px;
      line-height: 1.1;
    }

    .metric span {
      color: var(--color-light);
      font-size: 12px;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 26px;
    }

    .section-title h2 {
      margin-top: 14px;
      font-size: 34px;
      line-height: 1.18;
      letter-spacing: -0.03em;
    }

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

    .filter-strip {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 18px;
      align-items: stretch;
      padding: 18px;
      border: 1px solid var(--color-border);
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.82);
      box-shadow: var(--shadow-card);
    }

    .search-box {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 0 14px;
      min-height: 52px;
      border: 1px solid rgba(219, 232, 228, 0.94);
      border-radius: 14px;
      background: #ffffff;
    }

    .search-box svg {
      flex: 0 0 auto;
      color: var(--color-primary);
    }

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

    .search-box input::placeholder {
      color: #94a39f;
    }

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

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      color: var(--color-muted);
      background: #ffffff;
      border: 1px solid rgba(219, 232, 228, 0.96);
      font-size: 13px;
      font-weight: 700;
    }

    .tag.active,
    .tag:hover {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(26, 169, 129, 0.28);
    }

    .compare-layout {
      display: grid;
      grid-template-columns: 0.88fr 1.12fr;
      gap: 24px;
      align-items: start;
      margin-top: 24px;
    }

    .side-guide {
      position: sticky;
      top: 108px;
      padding: 22px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
    }

    .side-guide h3 {
      font-size: 20px;
      line-height: 1.25;
      margin-bottom: 14px;
    }

    .side-list {
      display: grid;
      gap: 12px;
      list-style: none;
      margin-top: 18px;
    }

    .side-list li {
      display: grid;
      grid-template-columns: 34px 1fr;
      gap: 10px;
      align-items: start;
      padding: 12px;
      border: 1px solid rgba(219, 232, 228, 0.88);
      border-radius: 14px;
      background: #fbfffd;
    }

    .side-list b {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: 11px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-size: 13px;
    }

    .side-list span {
      display: block;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .compare-list {
      display: grid;
      gap: 16px;
    }

    .compare-card {
      display: grid;
      grid-template-columns: 88px minmax(0, 1fr) auto;
      gap: 18px;
      align-items: center;
      padding: 20px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 28px rgba(33, 80, 70, 0.07);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .compare-card:hover {
      transform: translateY(-2px);
      border-color: rgba(26, 169, 129, 0.28);
      box-shadow: 0 16px 34px rgba(33, 80, 70, 0.10);
    }

    .compare-index {
      display: grid;
      place-items: center;
      width: 70px;
      height: 70px;
      border-radius: 18px;
      color: var(--color-primary-dark);
      background:
        linear-gradient(180deg, rgba(232, 248, 243, 0.8), rgba(255, 255, 255, 0.92));
      border: 1px solid rgba(26, 169, 129, 0.16);
      font-size: 20px;
      font-weight: 900;
    }

    .compare-body h3 {
      font-size: 21px;
      line-height: 1.3;
      margin-bottom: 7px;
    }

    .compare-body p {
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.65;
    }

    .compare-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: var(--color-muted);
      background: #f5faf8;
      border: 1px solid rgba(219, 232, 228, 0.94);
      font-size: 12px;
      font-weight: 800;
    }

    .badge.good {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(26, 169, 129, 0.20);
    }

    .badge.warn {
      color: #9a6517;
      background: #fff7e8;
      border-color: rgba(244, 173, 69, 0.28);
    }

    .compare-action {
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 9px;
      color: var(--color-light);
      font-size: 12px;
      font-weight: 700;
      white-space: nowrap;
    }

    .split-band {
      background:
        linear-gradient(180deg, rgba(237, 246, 243, 0.88), rgba(255, 255, 255, 0.88));
      border-block: 1px solid rgba(219, 232, 228, 0.75);
    }

    .group-panels {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 22px;
    }

    .group-panel {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
    }

    .group-panel h3 {
      font-size: 22px;
      margin-bottom: 14px;
    }

    .group-panel p {
      color: var(--color-muted);
      margin-bottom: 18px;
    }

    .check-list {
      display: grid;
      gap: 11px;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding-bottom: 11px;
      color: var(--color-muted);
      border-bottom: 1px dashed rgba(219, 232, 228, 0.96);
    }

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

    .check-list li::before {
      content: "✓";
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      margin-top: 2px;
      border-radius: 7px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-size: 13px;
      font-weight: 900;
    }

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

    .step-card {
      position: relative;
      min-height: 210px;
      padding: 22px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
    }

    .step-no {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      margin-bottom: 18px;
      border-radius: 14px;
      color: #ffffff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
      font-weight: 900;
      box-shadow: 0 12px 22px rgba(26, 169, 129, 0.20);
    }

    .step-card h3 {
      font-size: 18px;
      margin-bottom: 9px;
    }

    .step-card p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .news-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 20px;
    }

    .notice-card {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
    }

    .notice-card.featured {
      background:
        linear-gradient(135deg, rgba(26, 169, 129, 0.10), rgba(255, 255, 255, 0.94));
    }

    .notice-card h3 {
      font-size: 22px;
      margin-bottom: 12px;
    }

    .notice-card p {
      color: var(--color-muted);
    }

    .notice-items {
      display: grid;
      gap: 12px;
    }

    .notice-item {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding: 15px 0;
      border-bottom: 1px solid rgba(219, 232, 228, 0.9);
    }

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

    .notice-item strong {
      color: var(--color-text);
      font-size: 15px;
    }

    .notice-item span {
      color: var(--color-light);
      font-size: 13px;
      white-space: nowrap;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 0.72fr 1.28fr;
      gap: 28px;
      align-items: start;
    }

    .faq-intro {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--color-primary-soft);
      border: 1px solid rgba(26, 169, 129, 0.18);
    }

    .faq-intro h2 {
      font-size: 30px;
      line-height: 1.22;
      margin-top: 14px;
    }

    .faq-intro p {
      margin-top: 12px;
      color: var(--color-muted);
    }

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

    .faq-item {
      border-radius: 16px;
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: 0 8px 22px rgba(33, 80, 70, 0.06);
      overflow: hidden;
    }

    .faq-item summary {
      cursor: pointer;
      list-style: none;
      padding: 18px 20px;
      font-weight: 850;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

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

    .faq-item summary::after {
      content: "+";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 26px;
      height: 26px;
      border-radius: 50%;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      flex: 0 0 auto;
    }

    .faq-item[open] summary::after {
      content: "–";
    }

    .faq-item p {
      padding: 0 20px 18px;
      color: var(--color-muted);
      border-top: 1px solid rgba(219, 232, 228, 0.88);
      padding-top: 14px;
    }

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

    .cta-card {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 26px;
      align-items: center;
      padding: 34px;
      border-radius: 28px;
      color: #ffffff;
      background:
        radial-gradient(circle at 88% 12%, rgba(32, 214, 197, 0.34), transparent 30%),
        linear-gradient(135deg, #0f7d68 0%, #17201f 100%);
      box-shadow: 0 24px 54px rgba(23, 32, 31, 0.18);
    }

    .cta-card h2 {
      font-size: 34px;
      line-height: 1.2;
      letter-spacing: -0.03em;
    }

    .cta-card p {
      margin-top: 12px;
      max-width: 720px;
      color: rgba(255, 255, 255, 0.76);
    }

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

    .cta-actions .btn-secondary {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(255, 255, 255, 0.22);
      box-shadow: none;
    }

    .cta-actions .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.18);
      border-color: rgba(255, 255, 255, 0.34);
    }

    .footer {
      padding: 56px 0 30px;
      background: #101b1a;
      color: rgba(255, 255, 255, 0.76);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr 0.8fr 0.8fr;
      gap: 36px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .footer-title {
      margin-bottom: 14px;
      color: #ffffff;
      font-size: 18px;
      font-weight: 900;
    }

    .footer p {
      max-width: 460px;
      color: rgba(255, 255, 255, 0.62);
    }

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

    .footer-links a {
      color: rgba(255, 255, 255, 0.68);
      width: fit-content;
      border-bottom: 1px solid transparent;
    }

    .footer-links a:hover {
      color: #ffffff;
      border-color: rgba(32, 214, 197, 0.72);
    }

    .footer-meta {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      padding-top: 22px;
      color: rgba(255, 255, 255, 0.52);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      :root {
        --section-gap: 68px;
      }

      .hero-panel,
      .compare-layout,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

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

      .hero-copy h1 {
        font-size: 44px;
      }

      .side-guide {
        position: static;
      }

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

      .news-grid,
      .cta-card,
      .footer-grid {
        grid-template-columns: 1fr;
      }

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

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

      .site-header {
        padding: 10px 0;
      }

      .nav-shell {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
        padding: 14px;
        border-radius: 18px;
      }

      .nav-links {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 3px;
        scrollbar-width: none;
      }

      .nav-links::-webkit-scrollbar {
        display: none;
      }

      .nav-link {
        flex: 0 0 auto;
        min-height: 38px;
        padding: 0 13px;
      }

      .page-hero {
        padding-top: 24px;
      }

      .hero-panel {
        padding: 20px;
        border-radius: 22px;
      }

      .hero-copy {
        padding: 8px 2px;
      }

      .hero-copy h1 {
        font-size: 36px;
      }

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

      .hero-metrics,
      .group-panels,
      .filter-strip {
        grid-template-columns: 1fr;
      }

      .filter-tags {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 3px;
      }

      .tag {
        flex: 0 0 auto;
      }

      .section-head {
        display: block;
      }

      .section-title h2 {
        font-size: 29px;
      }

      .compare-card {
        grid-template-columns: 1fr;
        align-items: start;
      }

      .compare-index {
        width: 58px;
        height: 58px;
      }

      .compare-action {
        align-items: flex-start;
      }

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

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

      .brand-text {
        font-size: 16px;
      }

      .hero-copy h1 {
        font-size: 31px;
      }

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

      .btn {
        width: 100%;
      }

      .visual-card,
      .vertical-screen,
      .screen-main,
      .group-panel,
      .notice-card,
      .faq-intro,
      .cta-card {
        border-radius: 18px;
      }

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

      .notice-item {
        flex-direction: column;
        gap: 4px;
      }

      .cta-card {
        padding: 24px;
      }

      .cta-card h2 {
        font-size: 27px;
      }
    }