/* roulang page: index */
:root {
    --color-primary: #1A1C20;
    --color-accent: #C26A3A;
    --color-bg: #F2F0EB;
    --color-card: #FFFFFF;
    --color-text: #1D1D1B;
    --color-text-secondary: #5A5A52;
    --color-border: #D6D1C8;
    --color-danger: #B83A3A;
    --color-success: #2E6B4F;
    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-badge: 6px;
    --shadow-sm: 0 1px 3px rgba(26,28,32,0.06);
    --shadow-md: 0 8px 20px rgba(26,28,32,0.10);
    --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", monospace;
    --section-padding: 72px 0;
  }
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.8;
    font-size: 15px;
  }
  a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s;
  }
  a:hover {
    color: var(--color-accent);
  }
  img {
    max-width: 100%;
    height: auto;
    display: block;
  }
  button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
  }
  .container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
  }
  .section {
    padding: var(--section-padding);
    background: var(--color-bg);
  }
  .section-alt {
    background: var(--color-card);
  }
  h1, h2, h3 {
    line-height: 1.35;
    color: var(--color-text);
    font-weight: 700;
  }
  h1 {
    font-size: 34px;
  }
  h2 {
    font-size: 26px;
    margin-bottom: 16px;
  }
  h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .section-lead {
    color: var(--color-text-secondary);
    font-size: 15px;
    margin-bottom: 32px;
  }
  .risk-note {
    color: var(--color-danger);
    font-size: 13px;
    margin-top: 16px;
  }
  .btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-btn);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
    font-size: 15px;
  }
  .btn-primary {
    background: var(--color-accent);
    color: #fff;
  }
  .btn-primary:hover {
    background: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-md);
  }
  .btn-outline {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
  }
  .btn-outline:hover {
    background: var(--color-bg);
    color: var(--color-accent);
    border-color: var(--color-accent);
  }
  .btn:focus-visible {
    outline: 2px solid rgba(194,106,58,0.4);
    outline-offset: 2px;
  }
  .top-risk-bar {
    background: var(--color-primary);
    color: #fff;
    border-left: 4px solid var(--color-danger);
    padding: 10px 20px;
    font-size: 13px;
    line-height: 1.6;
  }
  .top-risk-bar p {
    max-width: 1140px;
    margin: 0 auto;
  }
  .site-header {
    background: var(--color-primary);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
    height: 64px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }
  .nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .logo {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    white-space: nowrap;
  }
  .main-nav {
    display: flex;
    gap: 24px;
    align-items: center;
  }
  .main-nav a {
    color: #ddd;
    font-size: 15px;
    font-weight: 500;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    white-space: nowrap;
  }
  .main-nav a:hover,
  .main-nav a.active {
    color: #fff;
    border-bottom-color: var(--color-accent);
  }
  .nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
  }
  .menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
  }
  .hero {
    background: var(--color-primary);
    color: #fff;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: 1;
  }
  .hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }
  .hero-content h1 {
    color: #fff;
    font-size: 36px;
    margin-bottom: 20px;
  }
  .hero-sub {
    color: #ccc;
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 32px;
  }
  .hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
  }
  .hero-card {
    background: #fff;
    color: var(--color-text);
    border-radius: var(--radius-card);
    padding: 28px;
    box-shadow: var(--shadow-md);
  }
  .hero-card-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-primary);
  }
  .hero-steps {
    list-style: none;
  }
  .hero-steps li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 15px;
  }
  .hero-steps li:last-child {
    border-bottom: none;
  }
  .hero-steps span {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--color-accent);
    font-size: 16px;
    min-width: 32px;
  }
  .hero-card-note {
    margin-top: 16px;
    font-size: 13px;
    color: var(--color-success);
    font-weight: 600;
  }
  .grid {
    display: grid;
    gap: 24px;
  }
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  .entry-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
    display: block;
  }
  .entry-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
  }
  .entry-img {
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
    height: 160px;
  }
  .entry-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .entry-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }
  .entry-card p {
    color: var(--color-text-secondary);
    font-size: 14px;
  }
  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }
  .text-col h2 {
    margin-bottom: 20px;
  }
  .check-list {
    list-style: none;
    margin: 20px 0;
  }
  .check-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .check-list li::before {
    content: "✓";
    color: var(--color-success);
    font-weight: 700;
    font-size: 18px;
  }
  .image-col img {
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
  }
  .step-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
  .step-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
  }
  .step-num {
    font-family: var(--font-mono);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-accent);
    display: block;
    margin-bottom: 12px;
  }
  .plan-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
  }
  .plan-card h3 {
    margin-bottom: 16px;
  }
  .plan-card ul {
    list-style: none;
    margin: 0;
  }
  .plan-card ul li {
    padding: 6px 0;
    font-size: 14px;
    font-family: var(--font-mono);
  }
  .safety-item {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-success);
  }
  .safety-item h3 {
    margin-bottom: 8px;
  }
  .safety-item p {
    color: var(--color-text-secondary);
    font-size: 14px;
  }
  .timeline {
    position: relative;
    padding-left: 40px;
  }
  .timeline::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: var(--color-accent);
  }
  .timeline-item {
    position: relative;
    margin-bottom: 24px;
  }
  .timeline-num {
    position: absolute;
    left: -40px;
    top: 0;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--color-accent);
    background: var(--color-bg);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
  }
  .timeline-body {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 16px 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
  }
  .timeline-body h3 {
    font-size: 17px;
    margin-bottom: 6px;
  }
  .timeline-body p {
    color: var(--color-text-secondary);
    font-size: 14px;
  }
  .fee-table {
    background: var(--color-card);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
  }
  .fee-row {
    display: grid;
    grid-template-columns: 1fr 1.5fr 2fr;
    padding: 14px 20px;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
  }
  .fee-row:last-child {
    border-bottom: none;
  }
  .fee-header {
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
  }
  .fee-row span:first-child {
    font-family: var(--font-mono);
  }
  .risk-detail {
    background: #fff;
    border-left: 4px solid var(--color-danger);
    padding: 24px;
    border-radius: 0 var(--radius-card) var(--radius-card) 0;
    box-shadow: var(--shadow-sm);
  }
  .risk-detail p {
    margin-bottom: 10px;
    font-size: 15px;
  }
  .risk-detail strong {
    color: var(--color-danger);
  }
  .news-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .news-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
  }
  .news-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
  }
  .news-card-link {
    display: block;
    padding: 20px;
  }
  .news-category {
    display: inline-block;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 13px;
    border-radius: var(--radius-badge);
    padding: 2px 10px;
    margin-bottom: 12px;
  }
  .news-card h3 {
    font-size: 17px;
    margin-bottom: 8px;
    line-height: 1.5;
  }
  .news-card p {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 12px;
  }
  .news-card time {
    font-size: 13px;
    color: var(--color-text-secondary);
  }
  .empty-state {
    text-align: center;
    padding: 40px;
    background: var(--color-card);
    border-radius: var(--radius-card);
    color: var(--color-text-secondary);
  }
  .tool-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
  }
  .faq-list {
    max-width: 800px;
  }
  .faq-item {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    margin-bottom: 12px;
    padding: 0;
  }
  .faq-item summary {
    padding: 16px 20px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .faq-item summary::after {
    content: "+";
    font-size: 20px;
    color: var(--color-accent);
  }
  .faq-item[open] summary::after {
    content: "−";
  }
  .faq-item p {
    padding: 0 20px 16px;
    color: var(--color-text-secondary);
    font-size: 14px;
  }
  .qual-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .qual-item {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-accent);
  }
  .qual-item h3 {
    margin-bottom: 10px;
  }
  .qual-item p {
    color: var(--color-text-secondary);
    font-size: 14px;
  }
  .cta-section {
    background: var(--color-primary);
    color: #fff;
    text-align: center;
  }
  .cta-inner h2 {
    color: #fff;
  }
  .cta-inner p {
    color: #ccc;
    max-width: 600px;
    margin: 0 auto 24px;
  }
  .cta-risk {
    color: #bbb;
    font-size: 13px;
    margin-top: 16px;
  }
  .site-footer {
    background: var(--color-primary);
    color: #ddd;
    padding: 48px 0 20px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
  }
  .footer-logo {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
  }
  .footer-col h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 12px;
  }
  .footer-col ul {
    list-style: none;
  }
  .footer-col ul li {
    margin-bottom: 8px;
  }
  .footer-col a {
    color: #bbb;
    font-size: 14px;
  }
  .footer-col a:hover {
    color: var(--color-accent);
  }
  .footer-col p {
    font-size: 14px;
    margin-bottom: 6px;
    color: #bbb;
  }
  .risk-text {
    color: #ccc;
    font-size: 12px;
    line-height: 1.6;
    border-left: 3px solid var(--color-danger);
    padding-left: 12px;
    margin-top: 12px;
  }
  .footer-bottom {
    border-top: 1px solid #333;
    padding-top: 16px;
    text-align: center;
    font-size: 13px;
    color: #999;
  }
  @media (max-width: 1024px) {
    .hero-grid {
      grid-template-columns: 1fr;
    }
    .hero {
      padding: 56px 0;
    }
    .grid-4 {
      grid-template-columns: repeat(2, 1fr);
    }
    .grid-3 {
      grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
      grid-template-columns: 1fr 1fr;
    }
  }
  @media (max-width: 768px) {
    .section {
      padding: 56px 0;
    }
    h1 {
      font-size: 28px;
    }
    h2 {
      font-size: 23px;
    }
    .nav-wrap {
      flex-wrap: wrap;
    }
    .menu-toggle {
      display: flex;
    }
    .main-nav {
      display: none;
      flex-direction: column;
      background: var(--color-primary);
      position: absolute;
      top: 64px;
      left: 0;
      right: 0;
      padding: 20px;
      gap: 16px;
      z-index: 99;
    }
    .main-nav.open {
      display: flex;
    }
    .nav-actions .btn {
      display: none;
    }
    .hero {
      padding: 40px 0;
    }
    .hero-content h1 {
      font-size: 28px;
    }
    .grid-3,
    .grid-4 {
      grid-template-columns: 1fr;
    }
    .two-col {
      grid-template-columns: 1fr;
    }
    .step-grid {
      grid-template-columns: 1fr 1fr;
    }
    .fee-row {
      grid-template-columns: 1fr;
      gap: 4px;
    }
    .news-list {
      grid-template-columns: 1fr;
    }
    .qual-grid {
      grid-template-columns: 1fr;
    }
    .timeline {
      padding-left: 30px;
    }
    .timeline-num {
      left: -30px;
      width: 24px;
      height: 24px;
    }
  }
  @media (max-width: 520px) {
    .step-grid {
      grid-template-columns: 1fr;
    }
    .hero-card {
      padding: 20px;
    }
    .hero-steps li {
      font-size: 14px;
    }
    .footer-grid {
      grid-template-columns: 1fr;
    }
  }

/* roulang page: category1 */
:root {
      --color-primary: #1A1C20;
      --color-accent: #C26A3A;
      --color-bg: #F2F0EB;
      --color-card: #FFFFFF;
      --color-text: #1D1D1B;
      --color-text-secondary: #5A5A52;
      --color-border: #D6D1C8;
      --color-danger: #B83A3A;
      --color-success: #2E6B4F;
      --radius-card: 12px;
      --radius-btn: 8px;
      --radius-badge: 6px;
      --shadow-sm: 0 1px 3px rgba(26,28,32,0.06);
      --shadow-md: 0 8px 20px rgba(26,28,32,0.10);
      --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", monospace;
      --section-padding: 72px 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: var(--font-body);
      color: var(--color-text);
      background: var(--color-bg);
      line-height: 1.8;
      font-size: 15px;
      margin: 0;
      padding: 0;
    }
    a {
      color: var(--color-primary);
      text-decoration: none;
      transition: color 0.2s;
    }
    a:hover {
      color: var(--color-accent);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
    }
    .container {
      max-width: 1140px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .section {
      padding: var(--section-padding);
      background: var(--color-bg);
    }
    .section-alt {
      background: var(--color-card);
    }
    .section-lead {
      color: var(--color-text-secondary);
      font-size: 15px;
      margin-bottom: 32px;
    }
    .btn {
      display: inline-block;
      padding: 12px 24px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      text-align: center;
      cursor: pointer;
      transition: all 0.2s;
      border: 1px solid transparent;
      font-size: 15px;
    }
    .btn-primary {
      background: var(--color-accent);
      color: #fff;
    }
    .btn-primary:hover {
      background: var(--color-primary);
      color: #fff;
      box-shadow: var(--shadow-md);
    }
    .btn-outline {
      background: transparent;
      border-color: var(--color-primary);
      color: var(--color-primary);
    }
    .btn-outline:hover {
      background: var(--color-bg);
      color: var(--color-accent);
      border-color: var(--color-accent);
    }
    .btn:focus-visible {
      outline: 2px solid rgba(194,106,58,0.4);
      outline-offset: 2px;
    }
    .site-header {
      background: var(--color-primary);
      color: #fff;
      position: sticky;
      top: 0;
      z-index: 100;
      height: 64px;
      display: flex;
      align-items: center;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }
    .logo {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      letter-spacing: 1px;
      white-space: nowrap;
    }
    .main-nav {
      display: flex;
      gap: 24px;
      align-items: center;
    }
    .main-nav a {
      color: #ddd;
      font-size: 15px;
      font-weight: 500;
      padding: 6px 0;
      border-bottom: 2px solid transparent;
      transition: all 0.2s;
      white-space: nowrap;
    }
    .main-nav a:hover,
    .main-nav a.active {
      color: #fff;
      border-bottom-color: var(--color-accent);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-nav {
      background: var(--color-accent);
      color: #fff;
      padding: 8px 16px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      font-size: 14px;
      white-space: nowrap;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s;
    }
    .btn-nav:hover {
      background: #fff;
      color: var(--color-primary);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      flex-direction: column;
      gap: 5px;
    }
    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: #fff;
    }
    .mobile-nav-overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0,0,0,0.5);
      z-index: 99;
    }
    .mobile-nav-drawer {
      display: none;
      position: fixed;
      top: 0;
      right: -100%;
      width: 280px;
      height: 100%;
      background: var(--color-primary);
      z-index: 101;
      padding: 24px;
      transition: right 0.3s ease;
      overflow-y: auto;
    }
    .mobile-nav-drawer.open {
      right: 0;
    }
    .mobile-nav-drawer .drawer-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 32px;
    }
    .mobile-nav-drawer .drawer-logo {
      color: #fff;
      font-size: 18px;
      font-weight: 700;
    }
    .drawer-close {
      background: none;
      border: none;
      color: #fff;
      font-size: 28px;
      cursor: pointer;
      padding: 4px 8px;
    }
    .mobile-nav-drawer .drawer-links {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .mobile-nav-drawer .drawer-links a {
      color: #ddd;
      font-size: 16px;
      padding: 12px 0;
      border-bottom: 1px solid rgba(255,255,255,0.1);
      display: block;
    }
    .mobile-nav-drawer .drawer-links a:hover,
    .mobile-nav-drawer .drawer-links a.active {
      color: #fff;
      border-bottom-color: var(--color-accent);
    }
    .page-header {
      background: var(--color-primary);
      color: #fff;
      padding: 48px 0 40px;
      position: relative;
    }
    .breadcrumb {
      font-size: 13px;
      color: #aaa;
      margin-bottom: 16px;
    }
    .breadcrumb a {
      color: #ddd;
    }
    .breadcrumb a:hover {
      color: var(--color-accent);
    }
    .breadcrumb span {
      color: #aaa;
    }
    .page-header h1 {
      color: #fff;
      font-size: 32px;
      margin-bottom: 12px;
      font-weight: 700;
    }
    .page-lead {
      color: #ccc;
      font-size: 16px;
      max-width: 680px;
      line-height: 1.8;
    }
    .section-title {
      font-size: 24px;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--color-primary);
    }
    .section-subtitle {
      color: var(--color-text-secondary);
      font-size: 15px;
      margin-bottom: 32px;
      max-width: 720px;
    }
    .grid {
      display: grid;
      gap: 24px;
    }
    .grid-3 {
      grid-template-columns: repeat(3, 1fr);
    }
    .grid-4 {
      grid-template-columns: repeat(4, 1fr);
    }
    .condition-card {
      background: var(--color-card);
      border-radius: var(--radius-card);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--color-border);
      transition: all 0.2s;
    }
    .condition-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-accent);
    }
    .condition-icon {
      font-size: 32px;
      margin-bottom: 16px;
      color: var(--color-accent);
    }
    .condition-card h3 {
      font-size: 18px;
      margin-bottom: 10px;
      font-weight: 600;
    }
    .condition-card p {
      color: var(--color-text-secondary);
      font-size: 14px;
      margin: 0;
    }
    .step-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .step-card {
      background: var(--color-card);
      border-radius: var(--radius-card);
      padding: 20px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--color-border);
      transition: all 0.2s;
      position: relative;
    }
    .step-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-accent);
    }
    .step-number {
      font-family: var(--font-mono);
      font-weight: 700;
      font-size: 20px;
      color: var(--color-accent);
      display: inline-block;
      margin-bottom: 12px;
    }
    .step-card h3 {
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 8px;
    }
    .step-card p {
      color: var(--color-text-secondary);
      font-size: 13px;
      margin-bottom: 12px;
    }
    .step-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--color-text-secondary);
    }
    .step-tag {
      display: inline-block;
      padding: 2px 10px;
      border-radius: var(--radius-badge);
      font-size: 12px;
      border: 1px solid var(--color-border);
      background: var(--color-bg);
      color: var(--color-text-secondary);
    }
    .step-link {
      font-size: 13px;
      font-weight: 500;
      color: var(--color-accent);
      cursor: pointer;
    }
    .step-link:hover {
      color: var(--color-primary);
      text-decoration: underline;
    }
    .material-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .material-card {
      background: var(--color-card);
      border-radius: var(--radius-card);
      padding: 24px 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--color-border);
      transition: all 0.2s;
    }
    .material-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-accent);
    }
    .material-icon {
      font-size: 36px;
      margin-bottom: 12px;
      display: block;
    }
    .material-card h3 {
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 6px;
    }
    .material-card p {
      color: var(--color-text-secondary);
      font-size: 13px;
      margin: 0;
    }
    .timeline {
      position: relative;
      padding-left: 28px;
      max-width: 680px;
    }
    .timeline::before {
      content: "";
      position: absolute;
      left: 8px;
      top: 8px;
      bottom: 8px;
      width: 2px;
      background: var(--color-border);
    }
    .timeline-item {
      position: relative;
      margin-bottom: 28px;
    }
    .timeline-item:last-child {
      margin-bottom: 0;
    }
    .timeline-dot {
      position: absolute;
      left: -27px;
      top: 6px;
      width: 16px;
      height: 16px;
      border-radius: 50%;
      background: var(--color-accent);
      border: 3px solid #fff;
      box-shadow: 0 0 0 2px var(--color-accent);
    }
    .timeline-item h3 {
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 6px;
    }
    .timeline-item p {
      color: var(--color-text-secondary);
      font-size: 14px;
      margin: 0;
    }
    .risk-panel {
      background: #FDF5F3;
      border-left: 4px solid var(--color-danger);
      border-radius: 8px;
      padding: 24px 28px;
      margin-top: 16px;
    }
    .risk-panel h3 {
      color: var(--color-danger);
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .risk-panel p {
      color: #6B3A3A;
      font-size: 14px;
      line-height: 1.85;
      margin-bottom: 10px;
    }
    .risk-panel p:last-child {
      margin-bottom: 0;
    }
    .accordion-item {
      background: var(--color-card);
      border: 1px solid var(--color-border);
      border-radius: 12px;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-header {
      width: 100%;
      background: none;
      border: none;
      padding: 16px 20px;
      font-size: 16px;
      font-weight: 600;
      text-align: left;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--color-text);
    }
    .accordion-header:hover {
      color: var(--color-accent);
    }
    .accordion-header .arrow {
      font-size: 18px;
      transition: transform 0.3s;
      color: var(--color-text-secondary);
    }
    .accordion-header.active .arrow {
      transform: rotate(180deg);
    }
    .accordion-body {
      padding: 0 20px 16px;
      color: var(--color-text-secondary);
      font-size: 14px;
      line-height: 1.85;
      display: none;
    }
    .accordion-body.open {
      display: block;
    }
    .cta-band {
      background: var(--color-primary);
      color: #fff;
      border-radius: 16px;
      padding: 48px 40px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-band h2 {
      color: #fff;
      font-size: 26px;
      margin-bottom: 16px;
      font-weight: 700;
    }
    .cta-band p {
      color: #ccc;
      font-size: 15px;
      margin-bottom: 24px;
    }
    .cta-band .btn-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
    }
    .cta-band .btn-primary {
      background: var(--color-accent);
    }
    .cta-band .btn-primary:hover {
      background: #fff;
      color: var(--color-primary);
    }
    .cta-band .btn-outline {
      border-color: #fff;
      color: #fff;
    }
    .cta-band .btn-outline:hover {
      background: #fff;
      color: var(--color-primary);
    }
    .cta-band .risk-note {
      margin-top: 16px;
      font-size: 12px;
      color: #aaa;
    }
    .site-footer {
      background: var(--color-primary);
      color: #ddd;
      padding: 56px 0 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 40px;
    }
    .footer-logo {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 13px;
      color: #aaa;
      margin-bottom: 10px;
    }
    .footer-brand .risk-text {
      color: #E8A0A0;
      font-size: 12px;
    }
    .footer-col h4 {
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 16px;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col ul li {
      margin-bottom: 8px;
    }
    .footer-col ul li a {
      color: #aaa;
      font-size: 13px;
    }
    .footer-col ul li a:hover {
      color: var(--color-accent);
    }
    .footer-col p {
      color: #aaa;
      font-size: 13px;
      margin-bottom: 8px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding: 20px 0;
      text-align: center;
    }
    .footer-bottom p {
      color: #888;
      font-size: 12px;
      margin: 4px 0;
    }
    @media (max-width: 1024px) {
      .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .material-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .main-nav {
        display: none;
      }
      .menu-toggle {
        display: flex;
      }
      .mobile-nav-overlay {
        display: none;
      }
      .mobile-nav-overlay.open {
        display: block;
      }
      .mobile-nav-drawer {
        display: block;
      }
      .section {
        padding: 48px 0;
      }
      .page-header {
        padding: 32px 0 28px;
      }
      .page-header h1 {
        font-size: 24px;
      }
      .step-grid {
        grid-template-columns: 1fr;
      }
      .material-grid {
        grid-template-columns: 1fr 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .cta-band {
        padding: 32px 20px;
      }
      .cta-band h2 {
        font-size: 22px;
      }
    }
    @media (max-width: 520px) {
      .material-grid {
        grid-template-columns: 1fr;
      }
      .container {
        padding: 0 16px;
      }
      .page-header h1 {
        font-size: 22px;
      }
      .btn {
        padding: 10px 16px;
        font-size: 14px;
      }
      .section-title {
        font-size: 20px;
      }
    }

/* roulang page: article */
:root {
      --color-primary: #1A1C20;
      --color-accent: #C26A3A;
      --color-bg: #F2F0EB;
      --color-card: #FFFFFF;
      --color-text: #1D1D1B;
      --color-text-secondary: #5A5A52;
      --color-border: #D6D1C8;
      --color-danger: #B83A3A;
      --color-success: #2E6B4F;
      --radius-card: 12px;
      --radius-btn: 8px;
      --radius-badge: 6px;
      --shadow-sm: 0 1px 3px rgba(26,28,32,0.06);
      --shadow-md: 0 8px 20px rgba(26,28,32,0.10);
      --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", monospace;
      --section-padding: 72px 0;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-body);
      color: var(--color-text);
      background: var(--color-bg);
      line-height: 1.8;
      font-size: 15px;
      margin: 0;
    }
    a {
      color: var(--color-primary);
      text-decoration: none;
      transition: color 0.2s;
    }
    a:hover { color: var(--color-accent); }
    img { max-width: 100%; height: auto; display: block; }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    .container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
    .section { padding: var(--section-padding); background: var(--color-bg); }
    .section-alt { background: var(--color-card); }
    .section-lead { color: var(--color-text-secondary); font-size: 15px; margin-bottom: 32px; }
    .btn {
      display: inline-block;
      padding: 12px 24px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      text-align: center;
      cursor: pointer;
      transition: all 0.2s;
      border: 1px solid transparent;
      font-size: 15px;
    }
    .btn-primary { background: var(--color-accent); color: #fff; }
    .btn-primary:hover { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-md); }
    .btn-outline { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
    .btn-outline:hover { background: var(--color-bg); color: var(--color-accent); border-color: var(--color-accent); }
    .btn:focus-visible { outline: 2px solid rgba(194,106,58,0.4); outline-offset: 2px; }
    .site-header {
      background: var(--color-primary);
      color: #fff;
      position: sticky;
      top: 0;
      z-index: 100;
      height: 64px;
      display: flex;
      align-items: center;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    .nav-wrap { display: flex; align-items: center; justify-content: space-between; width: 100%; }
    .logo { font-size: 20px; font-weight: 700; color: #fff; letter-spacing: 1px; white-space: nowrap; }
    .main-nav { display: flex; gap: 24px; align-items: center; }
    .main-nav a {
      color: #ddd;
      font-size: 15px;
      font-weight: 500;
      padding: 6px 0;
      border-bottom: 2px solid transparent;
      transition: all 0.2s;
      white-space: nowrap;
    }
    .main-nav a:hover, .main-nav a.active { color: #fff; border-bottom-color: var(--color-accent); }
    .nav-actions { display: flex; align-items: center; gap: 12px; }
    .menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-direction: column; gap: 5px; }
    .menu-toggle span { display: block; width: 24px; height: 2px; background: #fff; }
    .site-footer {
      background: var(--color-primary);
      color: #fff;
      padding: 48px 0 0;
      margin-top: 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 32px;
      padding-bottom: 32px;
    }
    .footer-logo { font-size: 20px; font-weight: 700; margin-bottom: 12px; color: #fff; }
    .footer-brand p { color: #ccc; font-size: 14px; line-height: 1.7; }
    .footer-brand .risk-text { color: #c9a195; font-size: 13px; }
    .footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 14px; font-weight: 600; }
    .footer-col ul { list-style: none; padding: 0; margin: 0; }
    .footer-col ul li { margin-bottom: 8px; }
    .footer-col ul a { color: #ccc; font-size: 14px; }
    .footer-col ul a:hover { color: #fff; }
    .footer-col p { color: #ccc; font-size: 14px; }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding: 20px 0; }
    .footer-bottom p { margin: 4px 0; font-size: 13px; color: #aaa; }
    /* Article page specific */
    .article-breadcrumb {
      background: var(--color-card);
      border-bottom: 1px solid var(--color-border);
      padding: 14px 0;
      font-size: 14px;
      color: var(--color-text-secondary);
    }
    .article-breadcrumb a { color: var(--color-text-secondary); }
    .article-breadcrumb a:hover { color: var(--color-accent); }
    .article-breadcrumb span.sep { margin: 0 8px; color: var(--color-border); }
    .article-main {
      padding: 48px 0;
      background: var(--color-bg);
    }
    .article-container {
      max-width: 860px;
      margin: 0 auto;
      background: var(--color-card);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--color-border);
      padding: 40px 48px;
    }
    .article-header h1 {
      font-size: 32px;
      line-height: 1.35;
      margin-bottom: 16px;
      color: var(--color-primary);
    }
    .article-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 14px;
      color: var(--color-text-secondary);
      border-bottom: 1px solid var(--color-border);
      padding-bottom: 16px;
      margin-bottom: 24px;
    }
    .article-meta .badge {
      background: var(--color-bg);
      color: var(--color-text-secondary);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-badge);
      padding: 2px 10px;
      font-size: 13px;
    }
    .article-cover {
      margin-bottom: 28px;
      border-radius: 10px;
      overflow: hidden;
    }
    .article-cover img { width: 100%; height: auto; }
    .article-body {
      font-size: 16px;
      line-height: 1.9;
      color: var(--color-text);
    }
    .article-body h2 {
      font-size: 24px;
      margin: 32px 0 16px;
      color: var(--color-primary);
      line-height: 1.4;
    }
    .article-body h3 {
      font-size: 20px;
      margin: 24px 0 12px;
      color: var(--color-primary);
      line-height: 1.5;
    }
    .article-body p { margin-bottom: 16px; }
    .article-body ul, .article-body ol { margin-bottom: 16px; padding-left: 24px; }
    .article-body li { margin-bottom: 8px; }
    .article-body blockquote {
      border-left: 4px solid var(--color-accent);
      background: #faf7f5;
      padding: 16px 20px;
      margin: 20px 0;
      border-radius: 0 8px 8px 0;
      color: var(--color-text-secondary);
    }
    .article-body table {
      width: 100%;
      border-collapse: collapse;
      margin: 20px 0;
      font-size: 15px;
    }
    .article-body table th, .article-body table td {
      border: 1px solid var(--color-border);
      padding: 10px 14px;
      text-align: left;
    }
    .article-body table th { background: var(--color-bg); font-weight: 600; }
    .article-body table td.mono, .article-body table th.mono { font-family: var(--font-mono); }
    .article-body img { border-radius: 8px; margin: 16px 0; }
    .risk-inline {
      background: #fdf5f3;
      border-left: 4px solid var(--color-danger);
      padding: 16px 20px;
      border-radius: 0 8px 8px 0;
      margin: 24px 0;
      color: var(--color-danger);
      font-size: 14px;
      line-height: 1.8;
    }
    .risk-inline strong { display: block; margin-bottom: 6px; }
    .related-section {
      margin-top: 48px;
    }
    .related-title {
      font-size: 22px;
      font-weight: 700;
      margin-bottom: 20px;
      color: var(--color-primary);
    }
    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .related-card {
      background: var(--color-bg);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: all 0.2s;
      display: block;
    }
    .related-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-accent);
    }
    .related-card img {
      height: 140px;
      width: 100%;
      object-fit: cover;
    }
    .related-card-body {
      padding: 16px;
    }
    .related-card h3 {
      font-size: 16px;
      margin-bottom: 8px;
      line-height: 1.5;
    }
    .related-card p {
      font-size: 13px;
      color: var(--color-text-secondary);
      margin-bottom: 8px;
      line-height: 1.6;
    }
    .related-card time {
      font-size: 12px;
      color: var(--color-text-secondary);
    }
    .pagination-article {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      margin-top: 40px;
      border-top: 1px solid var(--color-border);
      padding-top: 24px;
    }
    .pagination-link {
      flex: 1;
      background: var(--color-bg);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      padding: 14px 18px;
      display: flex;
      flex-direction: column;
      gap: 6px;
      transition: all 0.2s;
    }
    .pagination-link:hover {
      border-color: var(--color-accent);
      box-shadow: var(--shadow-md);
    }
    .pagination-link .label {
      font-size: 13px;
      color: var(--color-text-secondary);
    }
    .pagination-link .title {
      font-weight: 600;
      font-size: 15px;
      color: var(--color-primary);
      line-height: 1.4;
    }
    .pagination-link.disabled {
      opacity: 0.5;
      pointer-events: none;
    }
    .back-home {
      text-align: center;
      margin-top: 32px;
    }
    @media (max-width: 1024px) {
      .related-grid { grid-template-columns: repeat(2, 1fr); }
      .article-container { padding: 32px 24px; }
    }
    @media (max-width: 768px) {
      :root { --section-padding: 56px 0; }
      .site-header { height: 56px; }
      .logo { font-size: 18px; }
      .main-nav {
        position: fixed;
        top: 56px;
        right: 0;
        width: 260px;
        height: calc(100vh - 56px);
        background: var(--color-primary);
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        gap: 16px;
        transform: translateX(100%);
        transition: transform 0.3s;
        z-index: 99;
      }
      .main-nav.open { transform: translateX(0); }
      .main-nav a { font-size: 16px; }
      .menu-toggle { display: flex; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
      .related-grid { grid-template-columns: 1fr; }
      .pagination-article { flex-direction: column; }
    }
    @media (max-width: 520px) {
      .article-container { padding: 24px 16px; }
      .article-header h1 { font-size: 26px; }
      .article-body { font-size: 15px; }
      .related-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; gap: 20px; }
      .pagination-link { padding: 12px 14px; }
    }

/* roulang page: category2 */
:root {
    --color-primary: #1A1C20;
    --color-accent: #C26A3A;
    --color-bg: #F2F0EB;
    --color-card: #FFFFFF;
    --color-text: #1D1D1B;
    --color-text-secondary: #5A5A52;
    --color-border: #D6D1C8;
    --color-danger: #B83A3A;
    --color-success: #2E6B4F;
    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-badge: 6px;
    --shadow-sm: 0 1px 3px rgba(26,28,32,0.06);
    --shadow-md: 0 8px 20px rgba(26,28,32,0.10);
    --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", monospace;
    --section-padding: 64px 0;
  }
html {
    scroll-behavior: smooth;
  }
body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.85;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
  }
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s, border-color 0.2s;
  }
a:hover {
    color: var(--color-accent);
  }
img {
    max-width: 100%;
    height: auto;
    display: block;
  }
button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
  }
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
  }
.section {
    padding: var(--section-padding);
    background: var(--color-bg);
  }
.section-alt {
    background: var(--color-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
  }
.section-lead {
    color: var(--color-text-secondary);
    font-size: 15px;
    margin-bottom: 28px;
    max-width: 720px;
  }
h1 {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.35;
    color: var(--color-primary);
    margin-bottom: 16px;
  }
h2 {
    font-size: 25px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-primary);
    margin-bottom: 20px;
  }
h3 {
    font-size: 19px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--color-primary);
  }
p {
    color: var(--color-text-secondary);
    line-height: 1.85;
  }
.mono {
    font-family: var(--font-mono);
  }
.text-danger {
    color: var(--color-danger) !important;
  }
.text-success {
    color: var(--color-success) !important;
  }
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-btn);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s;
    border: 1px solid transparent;
    font-size: 15px;
    line-height: 1.5;
  }
.btn-primary {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
  }
.btn-primary:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-md);
  }
.btn-outline {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
  }
.btn-outline:hover {
    background: var(--color-bg);
    color: var(--color-accent);
    border-color: var(--color-accent);
  }
.btn:focus-visible {
    outline: 2px solid rgba(194,106,58,0.4);
    outline-offset: 2px;
  }

/* Header & Nav */
.site-header {
    background: var(--color-primary);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
    height: 64px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }
.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
.logo {
    font-size: 19px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.5px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
  }
.logo .logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 6px;
    background: var(--color-accent);
    color: #fff;
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 700;
    flex-shrink: 0;
  }
.main-nav {
    display: flex;
    gap: 22px;
    align-items: center;
  }
.main-nav a {
    color: #cfcfcf;
    font-size: 14px;
    font-weight: 500;
    padding: 6px 2px;
    border-bottom: 2px solid transparent;
    transition: all 0.25s;
    white-space: nowrap;
  }
.main-nav a:hover,
  .main-nav a.active {
    color: #fff;
    border-bottom-color: var(--color-accent);
  }
.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
  }
.nav-actions .btn {
    padding: 8px 16px;
    font-size: 13px;
    border-radius: 6px;
  }
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    flex-direction: column;
    gap: 5px;
    z-index: 101;
  }
.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s;
  }

/* Breadcrumb + narrow page header */
.page-header {
    background: var(--color-primary);
    padding: 36px 0 40px;
    color: #fff;
    border-bottom: 3px solid var(--color-accent);
  }
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 13px;
    margin-bottom: 18px;
    color: #b0b0b0;
  }
.breadcrumb a {
    color: #c8c8c8;
  }
.breadcrumb a:hover {
    color: #fff;
  }
.breadcrumb .sep {
    color: #888;
    font-family: var(--font-mono);
  }
.breadcrumb .current {
    color: var(--color-accent);
    font-weight: 600;
  }
.page-header h1 {
    color: #fff;
    font-size: 30px;
    margin-bottom: 10px;
  }
.page-header .page-desc {
    color: #ccc;
    font-size: 15px;
    max-width: 780px;
    line-height: 1.8;
  }

/* Section common */
.section-title-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 28px;
  }
.section-title-row h2 {
    margin-bottom: 0;
  }
.section-title-row .section-num {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
    color: var(--color-accent);
    background: rgba(194,106,58,0.1);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
    margin-bottom: 8px;
  }

/* Compare Table */
.compare-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-card);
    border: 1px solid var(--color-border);
    background: var(--color-card);
    box-shadow: var(--shadow-sm);
  }
.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    min-width: 760px;
  }
.compare-table thead {
    background: var(--color-primary);
    color: #fff;
  }
.compare-table th {
    padding: 16px 18px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
  }
.compare-table td {
    padding: 16px 18px;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
    color: var(--color-text-secondary);
  }
.compare-table tbody tr {
    transition: background 0.2s;
  }
.compare-table tbody tr:hover {
    background: #FAF8F5;
  }
.compare-table tbody tr:last-child td {
    border-bottom: none;
  }
.compare-table .scheme-name {
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
  }
.compare-table .mono-cell {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--color-text);
  }
.compare-table .risk-high {
    color: var(--color-danger);
    font-weight: 600;
    font-size: 13px;
  }
.compare-table .risk-mid {
    color: #B8860B;
    font-weight: 600;
    font-size: 13px;
  }
.compare-table .risk-low {
    color: var(--color-success);
    font-weight: 600;
    font-size: 13px;
  }

/* Scheme cards */
.scheme-card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
.scheme-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all 0.25s;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
.scheme-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
  }
.scheme-card .scheme-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
.scheme-card .scheme-tags .badge {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    background: var(--color-bg);
    white-space: nowrap;
  }
.scheme-card .scheme-tags .badge.badge-danger {
    border-color: var(--color-danger);
    color: var(--color-danger);
    background: rgba(184,58,58,0.06);
  }
.scheme-card .scheme-tags .badge.badge-success {
    border-color: var(--color-success);
    color: var(--color-success);
    background: rgba(46,107,79,0.06);
  }
.scheme-card h3 {
    font-size: 18px;
    margin-bottom: 0;
  }
.scheme-card p {
    font-size: 14px;
    margin-bottom: 0;
    flex: 1;
  }
.scheme-card .scheme-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--color-text-secondary);
    border-top: 1px solid var(--color-border);
    padding-top: 14px;
  }
.scheme-card .scheme-meta .mono {
    font-weight: 600;
    color: var(--color-primary);
  }

/* Leverage selector */
.leverage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
  }
.leverage-img-wrap {
    border-radius: var(--radius-card);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    height: 100%;
    min-height: 280px;
  }
.leverage-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
.leverage-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
.leverage-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 18px;
    background: var(--color-card);
    border-radius: var(--radius-btn);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
  }
.leverage-list li:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-sm);
  }
.leverage-list .lv-num {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--color-accent);
    min-width: 52px;
    flex-shrink: 0;
  }
.leverage-list .lv-content {
    flex: 1;
  }
.leverage-list .lv-content strong {
    display: block;
    font-size: 15px;
    color: var(--color-primary);
    margin-bottom: 2px;
  }
.leverage-list .lv-content span {
    font-size: 13px;
    color: var(--color-text-secondary);
  }

/* Fee detail */
.fee-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
.fee-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 24px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
  }
.fee-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
  }
.fee-card .fee-label {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
  }
.fee-card .fee-value {
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
  }
.fee-card .fee-desc {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
  }
.fee-card .fee-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 10px;
  }
.fee-card .fee-tag.success-tag {
    background: rgba(46,107,79,0.1);
    color: var(--color-success);
  }
.fee-card .fee-tag.warn-tag {
    background: rgba(184,58,58,0.08);
    color: var(--color-danger);
  }

/* Risk rules */
.risk-rule-block {
    background: #FFF8F6;
    border: 1px solid rgba(184,58,58,0.25);
    border-left: 4px solid var(--color-danger);
    border-radius: var(--radius-card);
    padding: 28px;
    margin-bottom: 20px;
  }
.risk-rule-block h3 {
    color: var(--color-danger);
    font-size: 18px;
    margin-bottom: 16px;
  }
.risk-rule-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
.risk-rule-item {
    background: var(--color-card);
    border-radius: var(--radius-btn);
    padding: 18px 20px;
    border: 1px solid rgba(184,58,58,0.2);
  }
.risk-rule-item .rr-label {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
  }
.risk-rule-item .rr-value {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-danger);
  }
.risk-rule-item .rr-desc {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: 6px;
  }

/* Related articles */
.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
.related-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 20px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all 0.25s;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
.related-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
  }
.related-card h3 {
    font-size: 15px;
    line-height: 1.5;
  }
.related-card p {
    font-size: 13px;
    flex: 1;
    margin-bottom: 0;
  }
.related-card .related-meta {
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 12px;
    color: var(--color-text-secondary);
    flex-wrap: wrap;
  }
.related-card .related-meta .badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
  }
.empty-state {
    background: var(--color-card);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-card);
    padding: 48px 24px;
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 15px;
  }

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 860px;
  }
.faq-list details {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-btn);
    overflow: hidden;
    transition: border-color 0.2s;
  }
.faq-list details:hover {
    border-color: var(--color-accent);
  }
.faq-list details[open] {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-sm);
  }
.faq-list summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    cursor: pointer;
    padding: 16px 20px;
    font-weight: 600;
    font-size: 15px;
    color: var(--color-primary);
    user-select: none;
    list-style: none;
  }
.faq-list summary::-webkit-details-marker {
    display: none;
  }
.faq-list summary .faq-arrow {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    position: relative;
    transition: transform 0.3s;
  }
.faq-list summary .faq-arrow::before,
  .faq-list summary .faq-arrow::after {
    content: "";
    position: absolute;
    background: var(--color-accent);
    border-radius: 1px;
    transition: all 0.3s;
  }
.faq-list summary .faq-arrow::before {
    top: 50%;
    left: 0;
    width: 20px;
    height: 2px;
    transform: translateY(-50%);
  }
.faq-list summary .faq-arrow::after {
    left: 50%;
    top: 0;
    width: 2px;
    height: 20px;
    transform: translateX(-50%);
  }
.faq-list details[open] summary .faq-arrow {
    transform: rotate(45deg);
  }
.faq-list .faq-body {
    padding: 0 20px 18px;
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.85;
  }

/* Footer */
.site-footer {
    background: var(--color-primary);
    color: #ddd;
    padding: 56px 0 0;
    margin-top: 0;
  }
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 36px;
    padding-bottom: 40px;
  }
.footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 18px;
  }
.footer-col ul {
    list-style: none;
  }
.footer-col ul li {
    margin-bottom: 10px;
  }
.footer-col ul li a {
    color: #c0c0c0;
    font-size: 14px;
    transition: color 0.2s;
  }
.footer-col ul li a:hover {
    color: #fff;
  }
.footer-col p {
    color: #b8b8b8;
    font-size: 13px;
    line-height: 1.75;
  }
.footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
  }
.footer-col .risk-text {
    font-size: 12px;
    color: var(--color-danger);
    margin-top: 10px;
    opacity: 0.85;
  }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 18px 0;
    text-align: center;
  }
.footer-bottom p {
    font-size: 12px;
    color: #999;
    margin-bottom: 4px;
  }

/* Responsive */
@media (max-width: 1024px) {
    .container {
      padding: 0 18px;
    }
  .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
  .related-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  .fee-card-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  .risk-rule-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  .scheme-card-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  .leverage-grid {
      grid-template-columns: 1fr;
      gap: 24px;
    }
  .leverage-img-wrap {
      min-height: 220px;
    }
  }
@media (max-width: 768px) {
    :root {
      --section-padding: 40px 0;
    }
  .site-header {
      height: 56px;
    }
  .logo {
      font-size: 17px;
    }
  .main-nav {
      display: none;
      position: fixed;
      top: 56px;
      left: 0;
      right: 0;
      background: var(--color-primary);
      flex-direction: column;
      gap: 0;
      padding: 16px 20px;
      box-shadow: 0 8px 16px rgba(0,0,0,0.2);
      z-index: 99;
    }
  .main-nav.open {
      display: flex;
    }
  .main-nav a {
      padding: 12px 4px;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      font-size: 15px;
      width: 100%;
    }
  .main-nav a.active,
    .main-nav a:hover {
      border-bottom-color: var(--color-accent);
    }
  .main-nav a:last-child {
      border-bottom: none;
    }
  .nav-actions .btn {
      padding: 6px 12px;
      font-size: 12px;
    }
  .menu-toggle {
      display: flex;
    }
  h1 {
      font-size: 26px;
    }
  h2 {
      font-size: 21px;
    }
  .page-header h1 {
      font-size: 24px;
    }
  .page-header .page-desc {
      font-size: 14px;
    }
  .section-title-row {
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
    }
  .scheme-card-grid,
  .fee-card-grid,
  .risk-rule-grid,
  .related-grid {
      grid-template-columns: 1fr;
    }
  .compare-table-wrap {
      border-radius: var(--radius-btn);
    }
  .footer-grid {
      grid-template-columns: 1fr;
      gap: 24px;
    }
  .leverage-img-wrap {
      min-height: 180px;
    }
  .leverage-list li {
      padding: 12px 14px;
    }
  .risk-rule-block {
      padding: 20px;
    }
  .faq-list summary {
      padding: 14px 16px;
      font-size: 14px;
    }
  }
@media (max-width: 520px) {
    .container {
      padding: 0 14px;
    }
  .logo {
      font-size: 15px;
      letter-spacing: 0;
    }
  .logo .logo-mark {
      width: 26px;
      height: 26px;
      font-size: 13px;
    }
  .nav-actions .btn {
      padding: 5px 10px;
      font-size: 11px;
      white-space: nowrap;
    }
  .page-header {
      padding: 26px 0 30px;
    }
  .breadcrumb {
      font-size: 12px;
    }
  .page-header h1 {
      font-size: 21px;
    }
  h2 {
      font-size: 19px;
    }
  h3 {
      font-size: 17px;
    }
  .scheme-card {
      padding: 18px;
    }
  .scheme-card h3 {
      font-size: 16px;
    }
  .fee-card {
      padding: 18px;
    }
  .fee-card .fee-value {
      font-size: 18px;
    }
  .risk-rule-item {
      padding: 14px 16px;
    }
  .risk-rule-item .rr-value {
      font-size: 17px;
    }
  .related-card {
      padding: 16px;
    }
  .btn {
      padding: 10px 20px;
      font-size: 14px;
    }
  }

/* roulang page: category3 */
:root {
      --color-primary: #1A1C20;
      --color-accent: #C26A3A;
      --color-bg: #F2F0EB;
      --color-card: #FFFFFF;
      --color-text: #1D1D1B;
      --color-text-secondary: #5A5A52;
      --color-border: #D6D1C8;
      --color-danger: #B83A3A;
      --color-success: #2E6B4F;
      --radius-card: 12px;
      --radius-btn: 8px;
      --radius-badge: 6px;
      --shadow-sm: 0 1px 3px rgba(26, 28, 32, 0.06);
      --shadow-md: 0 8px 20px rgba(26, 28, 32, 0.10);
      --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", monospace;
      --section-padding: 72px 0;
    }

    /* roulang page: category3 */
    :root {
      --color-primary: #1A1C20;
      --color-accent: #C26A3A;
      --color-bg: #F2F0EB;
      --color-card: #FFFFFF;
      --color-text: #1D1D1B;
      --color-text-secondary: #5A5A52;
      --color-border: #D6D1C8;
      --color-danger: #B83A3A;
      --color-success: #2E6B4F;
      --radius-card: 12px;
      --radius-btn: 8px;
      --radius-badge: 6px;
      --shadow-sm: 0 1px 3px rgba(26, 28, 32, 0.06);
      --shadow-md: 0 8px 20px rgba(26, 28, 32, 0.10);
      --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", monospace;
      --section-padding: 72px 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-body);
      color: var(--color-text);
      background: var(--color-bg);
      line-height: 1.8;
      font-size: 15px;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: var(--color-primary);
      text-decoration: none;
      transition: color 0.2s ease;
    }

    a:hover {
      color: var(--color-accent);
    }

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

    button,
    input,
    select,
    textarea {
      font-family: inherit;
      font-size: inherit;
    }

    h1, h2, h3, h4, h5, h6 {
      margin-top: 0;
      color: var(--color-primary);
      line-height: 1.35;
      font-weight: 700;
    }

    h1 {
      font-size: 32px;
    }

    h2 {
      font-size: 25px;
    }

    h3 {
      font-size: 19px;
      font-weight: 600;
    }

    p {
      margin-top: 0;
      margin-bottom: 1rem;
    }

    ul, ol {
      margin-top: 0;
      margin-bottom: 1rem;
      padding-left: 1.25rem;
    }

    .container {
      max-width: 1140px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .section {
      padding: var(--section-padding);
      background: var(--color-bg);
    }

    .section-alt {
      background: var(--color-card);
    }

    .section-lead {
      color: var(--color-text-secondary);
      font-size: 15px;
      margin-bottom: 32px;
    }

    .btn {
      display: inline-block;
      padding: 12px 24px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      text-align: center;
      cursor: pointer;
      transition: all 0.2s ease;
      border: 1px solid transparent;
      font-size: 15px;
      background: none;
      line-height: 1.5;
    }

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

    .btn-primary:hover {
      background: var(--color-primary);
      color: #fff;
      border-color: var(--color-primary);
      box-shadow: var(--shadow-md);
    }

    .btn-outline {
      background: transparent;
      border-color: var(--color-primary);
      color: var(--color-primary);
    }

    .btn-outline:hover {
      background: var(--color-bg);
      color: var(--color-accent);
      border-color: var(--color-accent);
    }

    .btn-danger {
      background: transparent;
      border-color: var(--color-danger);
      color: var(--color-danger);
    }

    .btn-danger:hover {
      background: var(--color-danger);
      border-color: var(--color-danger);
      color: #fff;
    }

    .btn:focus-visible,
    a:focus-visible,
    button:focus-visible {
      outline: 2px solid rgba(194, 106, 58, 0.4);
      outline-offset: 2px;
    }

    .site-header {
      background: var(--color-primary);
      color: #fff;
      position: sticky;
      top: 0;
      z-index: 100;
      height: 64px;
      display: flex;
      align-items: center;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      gap: 16px;
    }

    .logo {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      letter-spacing: 1px;
      white-space: nowrap;
    }

    .logo a {
      color: #fff;
    }

    .logo a:hover {
      color: #fff;
    }

    .main-nav {
      display: flex;
      gap: 24px;
      align-items: center;
    }

    .main-nav a {
      color: #ddd;
      font-size: 15px;
      font-weight: 500;
      padding: 6px 0;
      border-bottom: 2px solid transparent;
      transition: all 0.2s ease;
      white-space: nowrap;
    }

    .main-nav a:hover,
    .main-nav a.active {
      color: #fff;
      border-bottom-color: var(--color-accent);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .nav-actions .btn {
      padding: 9px 18px;
      font-size: 14px;
      white-space: nowrap;
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      flex-direction: column;
      gap: 5px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: #fff;
      border-radius: 2px;
      transition: all 0.25s ease;
    }

    .risk-banner {
      background: var(--color-primary);
      color: #fff;
      border-left: 4px solid var(--color-danger);
      padding: 12px 20px;
      font-size: 13px;
      line-height: 1.6;
    }

    .risk-banner .container {
      padding: 0;
    }

    .page-header {
      background: var(--color-card);
      border-bottom: 1px solid var(--color-border);
      padding: 32px 0;
    }

    .breadcrumb-nav {
      font-size: 13px;
      color: var(--color-text-secondary);
      margin-bottom: 12px;
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      align-items: center;
    }

    .breadcrumb-nav a {
      color: var(--color-text-secondary);
    }

    .breadcrumb-nav a:hover {
      color: var(--color-accent);
    }

    .breadcrumb-nav .sep {
      color: var(--color-border);
    }

    .breadcrumb-nav .current {
      color: var(--color-primary);
      font-weight: 600;
    }

    .page-header h1 {
      margin-bottom: 10px;
    }

    .page-header .lead {
      color: var(--color-text-secondary);
      font-size: 15px;
      margin-bottom: 0;
      max-width: 760px;
    }

    .grid {
      display: grid;
      gap: 24px;
    }

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

    .grid-3 {
      grid-template-columns: repeat(3, 1fr);
    }

    .grid-4 {
      grid-template-columns: repeat(4, 1fr);
    }

    .icon-card {
      background: var(--color-card);
      border-radius: var(--radius-card);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--color-border);
      transition: all 0.2s ease;
    }

    .icon-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-accent);
    }

    .icon-card .icon {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--color-bg);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: var(--color-accent);
      margin-bottom: 14px;
      font-family: var(--font-mono);
      font-weight: 700;
    }

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

    .icon-card p {
      color: var(--color-text-secondary);
      font-size: 14px;
      margin-bottom: 0;
    }

    .rule-card-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .rule-card {
      background: var(--color-card);
      border-radius: var(--radius-card);
      padding: 20px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--color-border);
      transition: all 0.2s ease;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .rule-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-accent);
    }

    .rule-card .rule-head {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 10px;
    }

    .rule-card h3 {
      font-size: 17px;
      margin-bottom: 0;
    }

    .rule-badge {
      display: inline-block;
      padding: 4px 10px;
      border-radius: var(--radius-badge);
      font-size: 12px;
      font-weight: 600;
      white-space: nowrap;
      flex-shrink: 0;
    }

    .badge-low {
      background: #e8f3ed;
      color: var(--color-success);
      border: 1px solid #b8dcc8;
    }

    .badge-mid {
      background: #f5f2eb;
      color: var(--color-text-secondary);
      border: 1px solid var(--color-border);
    }

    .badge-high {
      background: #fdeaea;
      color: var(--color-danger);
      border: 1px solid #e8b8b8;
    }

    .rule-card p {
      color: var(--color-text-secondary);
      font-size: 14px;
      margin-bottom: 0;
      flex: 1;
    }

    .rule-card .rule-meta {
      font-size: 13px;
      color: var(--color-text-secondary);
      font-family: var(--font-mono);
      border-top: 1px solid var(--color-border);
      padding-top: 10px;
    }

    .danger-panel {
      background: #fdf6f4;
      border: 1px solid #e8c8bc;
      border-left: 4px solid var(--color-danger);
      border-radius: var(--radius-card);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .danger-panel h3 {
      color: var(--color-danger);
      font-size: 18px;
      margin-bottom: 16px;
    }

    .danger-panel .mono-line {
      font-family: var(--font-mono);
      font-size: 14px;
      color: var(--color-danger);
      font-weight: 600;
      margin-bottom: 6px;
    }

    .danger-panel p {
      color: var(--color-text-secondary);
      font-size: 14px;
      margin-bottom: 8px;
    }

    .danger-panel p:last-child {
      margin-bottom: 0;
    }

    .timeline {
      list-style: none;
      padding: 0;
      margin: 0;
      position: relative;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 18px;
      top: 0;
      bottom: 0;
      width: 2px;
      background: var(--color-border);
    }

    .timeline li {
      position: relative;
      padding-left: 52px;
      padding-bottom: 24px;
    }

    .timeline li:last-child {
      padding-bottom: 0;
    }

    .timeline .step-num {
      position: absolute;
      left: 0;
      top: 0;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--color-primary);
      color: #fff;
      font-family: var(--font-mono);
      font-weight: 700;
      font-size: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 1;
    }

    .timeline .step-content h4 {
      font-size: 16px;
      margin-bottom: 4px;
      font-weight: 600;
    }

    .timeline .step-content p {
      color: var(--color-text-secondary);
      font-size: 14px;
      margin-bottom: 0;
    }

    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--color-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: all 0.2s ease;
    }

    .faq-item:hover {
      border-color: var(--color-accent);
    }

    .faq-question {
      width: 100%;
      background: none;
      border: none;
      cursor: pointer;
      padding: 18px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      text-align: left;
      font-size: 16px;
      font-weight: 600;
      color: var(--color-primary);
      font-family: var(--font-body);
      transition: color 0.2s ease;
    }

    .faq-question:hover {
      color: var(--color-accent);
    }

    .faq-question .faq-toggle {
      flex-shrink: 0;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: var(--color-bg);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 700;
      color: var(--color-accent);
      transition: all 0.25s ease;
      font-family: var(--font-mono);
      line-height: 1;
    }

    .faq-item.open .faq-toggle {
      transform: rotate(45deg);
      background: var(--color-accent);
      color: #fff;
    }

    .faq-answer {
      padding: 0 20px 18px;
      color: var(--color-text-secondary);
      font-size: 15px;
      line-height: 1.85;
      display: none;
    }

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

    .cta-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
    }

    .site-footer {
      background: var(--color-primary);
      color: #ddd;
      padding-top: 56px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 32px;
      padding-bottom: 32px;
    }

    .footer-logo {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }

    .footer-brand p {
      font-size: 14px;
      color: #aaa;
      line-height: 1.8;
      margin-bottom: 10px;
    }

    .footer-brand .risk-text {
      font-size: 13px;
      color: #e0a080;
    }

    .footer-col h4 {
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 14px;
    }

    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-col ul li {
      margin-bottom: 8px;
    }

    .footer-col ul li a {
      color: #aaa;
      font-size: 14px;
      transition: color 0.2s ease;
    }

    .footer-col ul li a:hover {
      color: var(--color-accent);
    }

    .footer-col p {
      font-size: 13px;
      color: #aaa;
      margin-bottom: 6px;
      line-height: 1.7;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 20px 0;
      font-size: 13px;
      color: #888;
    }

    .footer-bottom p {
      margin-bottom: 6px;
    }

    .footer-bottom p:last-child {
      margin-bottom: 0;
    }

    @media (max-width: 1024px) {
      .rule-card-list {
        grid-template-columns: repeat(2, 1fr);
      }

      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
      }
    }

    @media (max-width: 768px) {
      :root {
        --section-padding: 56px 0;
      }

      .site-header {
        height: 56px;
      }

      .logo {
        font-size: 17px;
      }

      .menu-toggle {
        display: flex;
      }

      .main-nav {
        position: fixed;
        top: 56px;
        left: 0;
        right: 0;
        background: var(--color-primary);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 16px 20px;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        transform: translateY(-110%);
        transition: transform 0.28s ease;
        z-index: 99;
      }

      .main-nav.open {
        transform: translateY(0);
      }

      .main-nav a {
        display: block;
        padding: 12px 0;
        font-size: 16px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        width: 100%;
      }

      .nav-actions .btn {
        padding: 8px 14px;
        font-size: 13px;
      }

      .page-header {
        padding: 24px 0;
      }

      .page-header h1 {
        font-size: 26px;
      }

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

      .grid-2,
      .grid-3,
      .grid-4 {
        grid-template-columns: 1fr;
      }

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

      .cta-buttons {
        flex-direction: column;
        align-items: stretch;
      }

      .cta-buttons .btn {
        width: 100%;
      }

      .timeline li {
        padding-left: 48px;
      }

      .timeline .step-num {
        width: 32px;
        height: 32px;
        font-size: 13px;
      }

      .timeline::before {
        left: 15px;
      }
    }

    @media (max-width: 520px) {
      :root {
        --section-padding: 40px 0;
      }

      h1 {
        font-size: 24px;
      }

      h2 {
        font-size: 21px;
      }

      .container {
        padding: 0 16px;
      }

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

      .logo {
        font-size: 15px;
        letter-spacing: 0.5px;
      }

      .risk-banner {
        font-size: 12px;
        padding: 10px 16px;
      }

      .page-header h1 {
        font-size: 22px;
      }

      .page-header .lead {
        font-size: 14px;
      }

      .icon-card {
        padding: 18px;
      }

      .rule-card {
        padding: 16px;
      }

      .faq-question {
        padding: 14px 16px;
        font-size: 15px;
      }

      .faq-answer {
        padding: 0 16px 14px;
        font-size: 14px;
      }

      .breadcrumb-nav {
        font-size: 12px;
      }
    }