/* roulang page: index */
:root {
    --bg-base: #060D1F;
    --bg-deep: #040A17;
    --bg-glass: rgba(14, 26, 46, 0.55);
    --bg-surface: rgba(255, 255, 255, 0.04);
    --stroke-glass: rgba(120, 200, 255, 0.18);
    --primary: #00D4FF;
    --primary-deep: #0EA5E9;
    --secondary: #7C6AFF;
    --accent: #FFA630;
    --success: #22C55E;
    --text-hi: #F1F7FF;
    --text-mid: rgba(226, 240, 255, 0.68);
    --text-low: rgba(226, 240, 255, 0.42);
    --glow-primary: 0 0 40px rgba(0, 212, 255, 0.25);
    --glow-accent: 0 0 40px rgba(255, 166, 48, 0.25);
    --radius-lg: 20px;
    --radius-xl: 28px;
    --max-width: 1240px;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-hi);
    line-height: 1.6;
    background-image:
      linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    min-height: 100vh;
    overflow-x: hidden;
  }
  .container-main { max-width: 1240px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }
  @media (min-width: 768px) { .container-main { padding-left: 32px; padding-right: 32px; } }
  .glass-card {
    border-radius: 16px;
    border: 1px solid var(--stroke-glass);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s ease;
  }
  .glass-card:hover {
    border-color: rgba(0, 212, 255, 0.4);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.15);
    transform: translateY(-4px);
  }
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #1A0D00;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 24px;
    border-radius: 12px;
    box-shadow: 0 0 24px rgba(255, 166, 48, 0.35);
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    text-decoration: none;
  }
  .btn-primary:hover {
    background: #FFB84D;
    box-shadow: 0 0 40px rgba(255, 166, 48, 0.55);
    transform: translateY(-2px);
  }
  .btn-primary:active { transform: scale(0.95); }
  .btn-primary:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
  }
  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--stroke-glass);
    color: var(--text-hi);
    font-size: 14px;
    padding: 10px 20px;
    border-radius: 12px;
    backdrop-filter: blur(4px);
    transition: all 0.3s;
    cursor: pointer;
    text-decoration: none;
  }
  .btn-secondary:hover {
    border-color: rgba(0, 212, 255, 0.5);
    color: var(--primary);
    background: rgba(0, 212, 255, 0.05);
  }
  .nav-link {
    color: var(--text-mid);
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s;
    position: relative;
    display: inline-block;
  }
  .nav-link:hover { color: var(--text-hi); }
  .nav-link.active {
    color: var(--primary);
    font-weight: 500;
  }
  .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 12px;
    right: 12px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
  }
  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(6px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
  }
  .modal-overlay.open { opacity: 1; visibility: visible; }
  .modal-panel {
    max-width: 480px;
    width: calc(100% - 40px);
    background: var(--bg-deep);
    border-radius: 20px;
    border: 1px solid var(--stroke-glass);
    padding: 32px;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.25s ease;
  }
  .modal-overlay.open .modal-panel { transform: scale(1); }
  .modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-low);
    font-size: 20px;
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.2s;
  }
  .modal-close:hover { color: #fff; background: rgba(255, 255, 255, 0.06); }
  .form-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 14px;
    color: #fff;
    transition: all 0.25s;
  }
  .form-input::placeholder { color: var(--text-low); }
  .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.2);
    background: rgba(255, 255, 255, 0.07);
  }
  .faq-item { border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
  .faq-item:first-of-type { border-top: 1px solid rgba(255, 255, 255, 0.05); }
  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 0;
    cursor: pointer;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-hi);
    transition: all 0.2s;
  }
  .faq-question .faq-icon {
    font-size: 20px;
    color: var(--text-low);
    transition: all 0.3s;
    flex-shrink: 0;
  }
  .faq-item.open .faq-question { color: var(--primary); }
  .faq-item.open .faq-icon { transform: rotate(45deg); color: var(--primary); }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.75;
    padding-right: 40px;
  }
  .faq-item.open .faq-answer { padding-bottom: 16px; }
  .section-title-line {
    width: 24px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
    margin-bottom: 12px;
  }
  .data-number { font-size: 40px; font-weight: 800; color: var(--accent); line-height: 1.2; }
  @media (min-width: 768px) { .data-number { font-size: 52px; } }
  .badge-cat {
    display: inline-flex;
    align-items: center;
    font-size: 10px;
    padding: 2px 10px;
    border-radius: 999px;
    background: rgba(255, 166, 48, 0.15);
    color: var(--accent);
    border: 1px solid rgba(255, 166, 48, 0.3);
    font-weight: 500;
  }
  .step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    flex-shrink: 0;
  }
  .text-link {
    color: var(--primary);
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
  }
  .text-link:hover { color: var(--text-hi); }
  .text-link .arrow { transition: transform 0.2s; }
  .text-link:hover .arrow { transform: translateX(2px); }
  .glow-breathe {
    animation: breathe 8s ease-in-out infinite;
  }
  @keyframes breathe {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.4; }
  }
  @media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: opacity 0.2s !important; }
    html { scroll-behavior: auto; }
  }
  .hero-panel-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
  }
  .mobile-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--bg-deep);
    z-index: 900;
    transition: right 0.3s ease;
  }
  .mobile-menu.open { right: 0; }
  .mobile-menu-link {
    display: block;
    font-size: 20px;
    font-weight: 600;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-hi);
    text-decoration: none;
  }
  a { color: inherit; }
  img { max-width: 100%; height: auto; }
  .news-card {
    position: relative;
    display: flex;
    gap: 16px;
    padding: 16px;
    border-radius: 16px;
    border: 1px solid var(--stroke-glass);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    transition: all 0.3s;
  }
  .news-card:hover { border-color: rgba(0, 212, 255, 0.4); }
  @media (max-width: 767px) {
    .data-number { font-size: 32px; }
    .hero-panel { display: none; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-brand { grid-column: span 2; }
  }
  @media (min-width: 768px) {
    .mobile-menu { display: none; }
    .footer-grid { grid-template-columns: repeat(4, 1fr); }
  }
  .cta-panel {
    border-radius: 24px;
    border: 1px solid var(--stroke-glass);
    background: linear-gradient(135deg, rgba(14, 43, 69, 0.6), rgba(4, 16, 31, 0.8));
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 60px rgba(0, 212, 255, 0.1);
  }
  .cta-panel .cta-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
  }
  .flag-list li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.7;
  }
  .flag-list li::before {
    content: '✓';
    color: var(--success);
    font-weight: 700;
    flex-shrink: 0;
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary);
    font-size: 12px;
    padding: 4px 14px;
    border-radius: 999px;
    border: 1px solid rgba(0, 212, 255, 0.2);
  }
  .service-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(124, 106, 255, 0.2));
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
  }
  .service-icon svg { width: 22px; height: 22px; }
  .scroll-lock { overflow: hidden; }

/* roulang page: category1 */
:root {
    --bg-base: #060D1F;
    --bg-deep: #040A17;
    --bg-glass: rgba(14, 26, 46, 0.55);
    --bg-surface: rgba(255, 255, 255, 0.04);
    --stroke-glass: rgba(120, 200, 255, 0.18);
    --primary: #00D4FF;
    --primary-deep: #0EA5E9;
    --secondary: #7C6AFF;
    --accent: #FFA630;
    --success: #22C55E;
    --text-hi: #F1F7FF;
    --text-mid: rgba(226, 240, 255, 0.68);
    --text-low: rgba(226, 240, 255, 0.42);
    --glow-primary: 0 0 40px rgba(0, 212, 255, 0.15);
    --glow-accent: 0 0 40px rgba(255, 166, 48, 0.25);
    --radius-lg: 20px;
    --radius-xl: 28px;
    --max-width: 1240px;
  }
  html { scroll-behavior: smooth; }
  body {
    background-color: var(--bg-base);
    color: var(--text-mid);
    font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
    line-height: 1.7;
    background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
  }
  .text-glow { text-shadow: 0 0 20px rgba(0,212,255,0.3); }
  .card-glass {
    border-radius: 16px;
    border: 1px solid var(--stroke-glass);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
  }
  .card-glass:hover {
    border-color: rgba(0, 212, 255, 0.4);
    box-shadow: var(--glow-primary);
    transform: translateY(-4px);
  }
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #1A0D00;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 24px;
    border-radius: 12px;
    box-shadow: 0 0 24px rgba(255,166,48,0.35);
    transition: all 0.3s ease;
  }
  .btn-primary:hover {
    background: #FFB84D;
    box-shadow: 0 0 40px rgba(255,166,48,0.55);
    transform: translateY(-2px);
    color: #1A0D00;
  }
  .btn-primary:active { transform: scale(0.95); }
  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-surface);
    border: 1px solid var(--stroke-glass);
    color: var(--text-hi);
    font-size: 14px;
    padding: 10px 20px;
    border-radius: 12px;
    backdrop-filter: blur(4px);
    transition: all 0.3s ease;
  }
  .btn-secondary:hover {
    border-color: rgba(0,212,255,0.5);
    color: var(--primary);
    background: rgba(0,212,255,0.05);
  }
  .nav-link {
    display: inline-block;
    color: var(--text-mid);
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.2s;
    position: relative;
  }
  .nav-link:hover { color: var(--text-hi); }
  .nav-link.active {
    color: var(--primary);
    font-weight: 500;
  }
  .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 12px;
    right: 12px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
  }
  .badge-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(0,212,255,0.1);
    color: var(--primary);
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 999px;
    border: 1px solid rgba(0,212,255,0.2);
  }
  .accordion-item { border-bottom: 1px solid rgba(255,255,255,0.05); }
  .accordion-item:first-child { border-top: 1px solid rgba(255,255,255,0.05); }
  .accordion-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 0;
    width: 100%;
    text-align: left;
  }
  .accordion-icon { transition: transform 0.3s ease; color: var(--text-low); font-size: 20px; }
  .accordion-item.open .accordion-icon { transform: rotate(45deg); color: var(--primary); }
  .accordion-item.open .accordion-btn-text { color: var(--primary); }
  .accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--text-mid);
    font-size: 14px;
    line-height: 1.75;
    padding-right: 40px;
  }
  .accordion-item.open .accordion-content { max-height: 300px; padding-bottom: 20px; }
  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
  }
  .modal-overlay.show { display: flex; }
  .modal-box {
    max-width: 440px;
    width: 100%;
    background: var(--bg-deep);
    border-radius: 16px;
    border: 1px solid var(--stroke-glass);
    padding: 32px;
    position: relative;
    animation: modalIn 0.25s ease;
  }
  @keyframes modalIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
  }
  .form-input {
    width: 100%;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 14px;
    color: #fff;
    transition: all 0.2s;
  }
  .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,212,255,0.2);
    background: rgba(255,255,255,0.07);
  }
  .form-input::placeholder { color: var(--text-low); }
  .faq-line { transition: all 0.2s; }
  .faq-line:hover { background: rgba(255,255,255,0.02); }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
  }
  @media (max-width: 768px) {
    .mobile-menu-open { display: flex !important; }
  }

/* roulang page: article */
:root {
  --bg-base: #060D1F;
  --bg-deep: #040A17;
  --bg-glass: rgba(14, 26, 46, 0.55);
  --bg-surface: rgba(255, 255, 255, 0.04);
  --stroke-glass: rgba(120, 200, 255, 0.18);
  --primary: #00D4FF;
  --primary-deep: #0EA5E9;
  --secondary: #7C6AFF;
  --accent: #FFA630;
  --success: #22C55E;
  --text-hi: #F1F7FF;
  --text-mid: rgba(226, 240, 255, 0.68);
  --text-low: rgba(226, 240, 255, 0.42);
  --glow-primary: 0 0 40px rgba(0, 212, 255, 0.25);
  --glow-accent: 0 0 40px rgba(255, 166, 48, 0.25);
  --radius-lg: 20px;
  --radius-xl: 28px;
  --max-width: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--bg-base);
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  color: var(--text-hi);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.container-site {
  max-width: 1240px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
@media (min-width: 768px) {
  .container-site { padding-left: 32px; padding-right: 32px; }
}
.nav-link {
  color: rgba(226, 240, 255, 0.68);
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 12px;
  transition: all 0.3s ease;
  position: relative;
  display: inline-block;
}
.nav-link:hover { color: #F1F7FF; background: rgba(255,255,255,0.04); }
.nav-link.active { color: var(--primary); font-weight: 500; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  box-shadow: 0 0 8px rgba(0,212,255,0.6);
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: #1A0D00;
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  padding: 14px 24px;
  border-radius: 12px;
  box-shadow: 0 0 24px rgba(255,166,48,0.35);
  transition: all 0.3s ease;
  white-space: nowrap;
}
.btn-primary:hover {
  background: #FFB84D;
  box-shadow: 0 0 40px rgba(255,166,48,0.55);
  transform: translateY(-2px);
}
.btn-primary:active { transform: scale(0.95); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(120,200,255,0.18);
  color: var(--text-hi);
  font-size: 14px;
  line-height: 1;
  padding: 13px 20px;
  border-radius: 12px;
  backdrop-filter: blur(4px);
  transition: all 0.3s ease;
  white-space: nowrap;
}
.btn-secondary:hover {
  border-color: rgba(0,212,255,0.5);
  color: var(--primary);
  background: rgba(0,212,255,0.05);
}
.btn-secondary:active { transform: scale(0.97); }
.card-glass {
  border-radius: 16px;
  border: 1px solid rgba(120,200,255,0.18);
  background: rgba(14,26,46,0.55);
  backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}
.card-glass:hover {
  border-color: rgba(0,212,255,0.4);
  box-shadow: 0 0 40px rgba(0,212,255,0.15);
  transform: translateY(-4px);
}
.category-badge {
  display: inline-block;
  background: rgba(255,166,48,0.15);
  color: #FFA630;
  border: 1px solid rgba(255,166,48,0.3);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 10px;
  line-height: 1;
}
.breadcrumb {
  font-size: 12px;
  color: rgba(226,240,255,0.42);
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.breadcrumb a { color: rgba(226,240,255,0.42); transition: color 0.3s; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current {
  color: rgba(226,240,255,0.68);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cms-content {
  font-size: 15px;
  line-height: 2;
  color: rgba(226,240,255,0.68);
  word-break: break-word;
}
.cms-content p { margin-bottom: 24px; }
.cms-content h2 {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
  margin: 40px 0 16px;
  border-left: 4px solid var(--primary);
  padding-left: 16px;
  line-height: 1.4;
}
.cms-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: #ffffff;
  margin: 32px 0 12px;
}
.cms-content ul {
  list-style: disc;
  padding-left: 24px;
  margin: 16px 0;
}
.cms-content ol {
  list-style: decimal;
  padding-left: 24px;
  margin: 16px 0;
}
.cms-content li { margin-bottom: 8px; }
.cms-content blockquote {
  border-left: 2px solid var(--primary);
  background: rgba(255,255,255,0.03);
  padding: 16px 20px;
  border-radius: 0 12px 12px 0;
  margin: 24px 0;
  color: rgba(226,240,255,0.68);
}
.cms-content img {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  margin: 24px auto;
  width: auto;
  max-width: 100%;
  height: auto;
}
.cms-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }
.cms-content a:hover { color: var(--text-hi); }
.cms-content code {
  background: #0B1526;
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 8px;
  padding: 2px 6px;
  font-size: 14px;
  color: #D6E6FF;
}
.cms-content pre {
  background: #0B1526;
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 12px;
  padding: 16px;
  overflow-x: auto;
  margin: 24px 0;
}
.cms-content pre code {
  border: none;
  padding: 0;
  background: transparent;
}
.input-field {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  color: #ffffff;
  transition: all 0.3s ease;
}
.input-field::placeholder { color: rgba(226,240,255,0.42); }
.input-field:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(0,212,255,0.2);
  background: rgba(255,255,255,0.07);
}
.privacy-note {
  font-size: 10px;
  color: rgba(226,240,255,0.42);
  line-height: 1.5;
}
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
@keyframes breathe {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 0.5; }
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
.modal-panel { animation: modalIn 0.25s ease-out; }
.footer-grid { grid-template-columns: 1fr; }
@media (min-width: 640px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  html { scroll-behavior: auto; }
}

/* roulang page: category2 */
@layer base {
      body {
        @apply bg-base text-white font-sans antialiased;
        background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                          linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
        background-size: 60px 60px;
      }
    }
    @layer components {
      .nav-link {
        @apply text-sm text-[rgba(226,240,255,0.68)] px-3 py-2 rounded-lg transition-colors duration-300 hover:text-white relative;
      }
      .nav-link.active {
        @apply text-primary font-medium;
      }
      .nav-link.active::after {
        content: "";
        @apply absolute left-3 right-3 -bottom-[2px] h-0.5 bg-primary rounded-full;
      }
      .btn-primary {
        @apply inline-flex items-center justify-center gap-2 bg-accent text-[#1A0D00] font-bold text-sm md:text-base px-6 py-3 rounded-xl shadow-[0_0_24px_rgba(255,166,48,0.35)] transition-all duration-300 hover:bg-[#FFB84D] hover:shadow-[0_0_40px_rgba(255,166,48,0.55)] hover:-translate-y-0.5 active:scale-95 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary/60 focus-visible:ring-offset-2 focus-visible:ring-offset-base;
      }
      .btn-secondary {
        @apply inline-flex items-center gap-2 bg-white/[0.04] border border-white/10 text-white text-sm px-5 py-2.5 rounded-xl backdrop-blur-sm transition-all duration-300 hover:border-primary/50 hover:text-primary hover:bg-primary/5 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary/60 focus-visible:ring-offset-2 focus-visible:ring-offset-base;
      }
      .card-glass {
        @apply rounded-2xl border border-white/10 bg-[rgba(14,26,46,0.55)] backdrop-blur-md p-6 transition-all duration-300 hover:border-primary/40 hover:shadow-[0_0_40px_rgba(0,212,255,0.15)] hover:-translate-y-1;
      }
      .icon-box {
        @apply w-11 h-11 rounded-lg bg-gradient-to-br from-primary/20 to-secondary/20 border border-white/10 flex items-center justify-center mb-4;
      }
      .section-title {
        @apply text-2xl md:text-3xl font-bold text-white leading-[1.3] mb-3;
      }
      .section-desc {
        @apply text-sm text-[rgba(226,240,255,0.68)] mb-8 leading-6;
      }
      .badge-pill {
        @apply inline-flex items-center gap-2 bg-primary/10 text-primary text-xs px-3 py-1 rounded-full border border-primary/20;
      }
    }

/* roulang page: category3 */
@layer base {
        :root {
            --bg-base: #060D1F;
            --bg-deep: #040A17;
            --bg-glass: rgba(14, 26, 46, 0.55);
            --bg-surface: rgba(255, 255, 255, 0.04);
            --stroke-glass: rgba(120, 200, 255, 0.18);
            --primary: #00D4FF;
            --primary-deep: #0EA5E9;
            --secondary: #7C6AFF;
            --accent: #FFA630;
            --success: #22C55E;
            --text-hi: #F1F7FF;
            --text-mid: rgba(226, 240, 255, 0.68);
            --text-low: rgba(226, 240, 255, 0.42);
            --glow-primary: 0 0 40px rgba(0, 212, 255, 0.25);
            --glow-accent: 0 0 40px rgba(255, 166, 48, 0.25);
            --radius-lg: 20px;
            --radius-xl: 28px;
            --max-width: 1240px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            background-color: var(--bg-base);
            background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            color: var(--text-hi);
            -webkit-font-smoothing: antialiased;
            line-height: 1.6;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        img {
            display: block;
            max-width: 100%;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
    }

    @layer components {
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 12px;
            font-size: 14px;
            color: var(--text-mid);
            border-radius: 10px;
            position: relative;
            transition: color 0.25s ease, background-color 0.25s ease;
        }
        .nav-link:hover {
            color: var(--text-hi);
            background-color: rgba(255, 255, 255, 0.04);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 500;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: 2px;
            height: 2px;
            border-radius: 4px;
            background-color: var(--primary);
            box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: var(--accent);
            color: #1A0D00;
            font-weight: 700;
            font-size: 14px;
            line-height: 1;
            padding: 14px 24px;
            border-radius: 12px;
            box-shadow: 0 0 24px rgba(255, 166, 48, 0.35);
            transition: all 0.3s ease;
            border: none;
        }
        .btn-primary:hover {
            background-color: #FFB84D;
            box-shadow: 0 0 40px rgba(255, 166, 48, 0.55);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: scale(0.95);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.6), 0 0 40px rgba(255, 166, 48, 0.35);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--stroke-glass);
            color: var(--text-hi);
            font-size: 14px;
            line-height: 1;
            padding: 12px 20px;
            border-radius: 12px;
            backdrop-filter: blur(4px);
            transition: all 0.25s ease;
        }
        .btn-secondary:hover {
            border-color: rgba(0, 212, 255, 0.5);
            color: var(--primary);
            background-color: rgba(0, 212, 255, 0.05);
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        .btn-secondary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.6);
        }
        .glass-card {
            border-radius: 16px;
            border: 1px solid var(--stroke-glass);
            background-color: var(--bg-glass);
            backdrop-filter: blur(12px);
            transition: all 0.3s ease;
        }
        .glass-card:hover {
            border-color: rgba(0, 212, 255, 0.4);
            box-shadow: var(--glow-primary);
            transform: translateY(-4px);
        }
        .icon-container {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(124, 106, 255, 0.2));
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            flex-shrink: 0;
        }
        .badge-cat {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 10px;
            padding: 2px 10px;
            border-radius: 999px;
            background-color: rgba(255, 166, 48, 0.15);
            color: var(--accent);
            border: 1px solid rgba(255, 166, 48, 0.3);
        }
        /* FAQ Accordion */
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .faq-item:first-child {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0;
            cursor: pointer;
            transition: color 0.25s ease;
        }
        .faq-question .faq-icon {
            color: var(--text-low);
            font-size: 20px;
            line-height: 1;
            transition: transform 0.3s ease, color 0.25s ease;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-item.open .faq-question span:first-child {
            color: var(--primary);
        }
        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-answer {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.75;
            padding-bottom: 20px;
            padding-right: 40px;
        }
        /* Info list row */
        .info-row {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 20px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            transition: background-color 0.25s ease;
        }
        .info-row:hover {
            background-color: rgba(255, 255, 255, 0.02);
        }
        @media (max-width: 767px) {
            .info-row {
                gap: 12px;
                padding: 16px 12px;
            }
            .info-row .info-desc {
                display: none;
            }
            .faq-answer {
                padding-right: 24px;
            }
        }
        /* Focus visible */
        a:focus-visible,
        button:focus-visible {
            outline: none;
            box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.6);
            border-radius: 8px;
        }
        /* Reduced motion */
        @media (prefers-reduced-motion: reduce) {
            * {
                animation: none !important;
                transition: opacity 0.1s ease !important;
            }
        }
    }