/* roulang page: index */
:root {
  --sand-500: #C9965F;
  --sand-700: #A67C52;
  --sand-900: #6B4F38;
  --coffee-900: #241C16;
  --coffee-700: #3A2E26;
  --bg-warm: #FAF6F0;
  --accent: #B8860B;
  --text-primary: #2B2119;
  --text-secondary: #6B5B4F;
  --gradient-brand: linear-gradient(135deg, #D4A574, #A67C52);
  --gradient-dark: linear-gradient(135deg, #241C16, #6B4F38);
  --radius-card: 24px;
  --shadow-card: 0 20px 50px -20px rgba(107, 79, 56, 0.35);
}
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
  background-color: var(--bg-warm);
  color: var(--text-primary);
  line-height: 1.8;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}
img, a, button, input {
  -webkit-tap-highlight-color: transparent;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}
a:hover {
  color: var(--sand-700);
}
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(250, 246, 240, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #E9D3B8;
  height: 68px;
}
.brand-logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.brand-logo i {
  color: var(--sand-600);
  font-size: 20px;
}
.segmented-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(245, 231, 211, 0.5);
  border-radius: 999px;
  padding: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.segmented-tabs::-webkit-scrollbar {
  display: none;
}
.segmented-tabs a {
  padding: 8px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  transition: all 0.3s ease;
}
.segmented-tabs a:hover {
  color: var(--sand-700);
}
.segmented-tabs a.active {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 14px rgba(166, 124, 82, 0.4);
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 24px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(166, 124, 82, 0.35);
  transition: all 0.3s ease;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #E0B383, #B8860B);
  color: #fff;
  box-shadow: 0 6px 20px rgba(166, 124, 82, 0.5);
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: scale(0.95);
}
.btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(201, 150, 95, 0.4);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 24px;
  border-radius: 999px;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  white-space: nowrap;
  transition: all 0.3s ease;
}
.btn-outline:hover {
  color: #fff;
  border-color: #D4A574;
  background: rgba(212, 165, 116, 0.15);
  transform: translateY(-1px);
}
.btn-outline:active {
  transform: scale(0.95);
}
.btn-outline:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(212, 165, 116, 0.35);
}
/* Hero */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #241C16, #6B4F38);
  padding: 140px 0 100px;
  overflow: hidden;
  min-height: 640px;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
  z-index: 1;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(36, 28, 22, 0.88), rgba(107, 79, 56, 0.65));
  z-index: 2;
}
.hero-content {
  position: relative;
  z-index: 3;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212, 165, 116, 0.2);
  border: 1px solid rgba(212, 165, 116, 0.4);
  color: #D4A574;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: 44px;
  line-height: 1.25;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 17px;
  line-height: 1.9;
  color: rgba(245, 231, 211, 0.85);
  max-width: 600px;
  margin-bottom: 32px;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 36px;
}
.hero-points span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(245, 231, 211, 0.75);
  font-size: 14px;
}
.hero-points i {
  color: var(--sand-500);
}
/* Stats */
.stats-section {
  position: relative;
  z-index: 10;
  margin-top: -40px;
  padding-bottom: 20px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  background: #fff;
  border-radius: 24px;
  padding: 28px 32px;
  box-shadow: 0 20px 50px -20px rgba(107, 79, 56, 0.25);
  border: 1px solid #F5E7D3;
}
.stat-item {
  text-align: center;
  padding: 8px 4px;
}
.stat-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--coffee-900);
  line-height: 1.2;
}
.stat-number em {
  font-style: normal;
  color: var(--sand-600);
  font-size: 18px;
  margin-left: 2px;
}
.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}
/* Section common */
.section {
  padding: 80px 0;
}
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}
.section-head .overline {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--sand-700);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 34px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.section-head p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.8;
}
/* Table */
.compare-wrap {
  background: #fff;
  border-radius: 24px;
  box-shadow: var(--shadow-card);
  border: 1px solid #F5E7D3;
  overflow: hidden;
}
.compare-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}
.compare-table th,
.compare-table td {
  padding: 18px 24px;
  text-align: center;
  font-size: 14px;
  border-bottom: 1px solid #F0E4D2;
}
.compare-table thead th {
  background: var(--coffee-900);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 20px 24px;
}
.compare-table thead th:first-child {
  border-radius: 0;
  text-align: left;
}
.compare-table tbody tr:last-child td {
  border-bottom: none;
}
.compare-table tbody td:first-child {
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
}
.compare-table tbody td {
  color: var(--text-secondary);
}
.compare-table .row-highlight {
  background: #FBF6EF;
  border-left: 4px solid var(--sand-500);
}
.compare-table .row-highlight td:first-child {
  border-left: none;
}
.recommend-tag {
  display: inline-block;
  background: linear-gradient(135deg, #D4A574, #B8860B);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 999px;
  margin-left: 8px;
  vertical-align: middle;
}
.compare-foot {
  background: #FBF6EF;
  padding: 24px;
  text-align: center;
  border-top: 1px solid #F0E4D2;
}
/* Cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: linear-gradient(150deg, #fff, #F5E7D3);
  border-radius: 24px;
  padding: 36px 32px;
  border: 1px solid #E9D3B8;
  box-shadow: 0 20px 50px -20px rgba(107, 79, 56, 0.25);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 165, 116, 0.2), transparent 70%);
  pointer-events: none;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px -20px rgba(107, 79, 56, 0.45);
}
.feature-card .level-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;
  margin-bottom: 20px;
}
.feature-card .level-icon.one {
  background: linear-gradient(135deg, #C9965F, #A67C52);
}
.feature-card .level-icon.two {
  background: linear-gradient(135deg, #D4A574, #B8860B);
}
.feature-card .level-icon.three {
  background: linear-gradient(135deg, #241C16, #6B4F38);
}
.feature-card h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.feature-card .level-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.feature-card .stat-chip {
  display: inline-block;
  background: var(--coffee-900);
  color: var(--sand-300);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.feature-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.feature-card ul li {
  padding: 6px 0;
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.feature-card ul li i {
  color: var(--sand-600);
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--sand-700);
  transition: gap 0.3s ease, color 0.3s ease;
}
.card-link:hover {
  color: var(--sand-900);
  gap: 12px;
}
.feature-card.badge-recommend {
  border: 2px solid var(--sand-500);
  box-shadow: 0 25px 55px -18px rgba(107, 79, 56, 0.4);
}
.recommend-badge {
  position: absolute;
  top: 22px;
  right: 22px;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(166, 124, 82, 0.4);
}
/* Preview cards */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.preview-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid #F0E4D2;
  box-shadow: 0 16px 40px -20px rgba(107, 79, 56, 0.25);
  transition: all 0.4s ease;
}
.preview-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 55px -18px rgba(107, 79, 56, 0.4);
}
.preview-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.preview-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.preview-card:hover .preview-media img {
  transform: scale(1.04);
}
.preview-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(36, 28, 22, 0.45), rgba(36, 28, 22, 0.05) 60%);
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 20px;
}
.preview-overlay .lock-badge {
  background: rgba(36, 28, 22, 0.75);
  color: #D4A574;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(6px);
}
.preview-overlay .unlock-badge {
  background: rgba(212, 165, 116, 0.9);
  color: #fff;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(6px);
}
.preview-body {
  padding: 20px 22px 24px;
}
.preview-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.5;
}
.preview-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}
.preview-status {
  font-size: 13px;
  color: var(--sand-700);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}
/* News list */
.news-section {
  background: #fff;
}
.news-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.list-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: #FBF6EF;
  border-radius: 16px;
  padding: 24px 28px;
  border: 1px solid #F0E4D2;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.list-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: var(--sand-500);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.list-card:hover {
  transform: translateX(4px);
  box-shadow: 0 12px 30px -12px rgba(107, 79, 56, 0.25);
}
.list-card:hover::before {
  opacity: 1;
}
.list-card .card-category {
  background: #F5E7D3;
  color: var(--sand-700);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  flex-shrink: 0;
}
.list-card .card-main {
  flex: 1;
  min-width: 0;
}
.list-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-card p {
  font-size: 14px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-card .card-date {
  font-size: 13px;
  color: var(--text-secondary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}
.empty-state {
  background: #FBF6EF;
  border: 1px dashed #E9D3B8;
  border-radius: 16px;
  padding: 48px 24px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 15px;
}
.empty-state i {
  font-size: 32px;
  color: var(--sand-400);
  display: block;
  margin-bottom: 12px;
}
/* FAQ */
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid #E9D3B8;
  border-radius: 16px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item.active {
  border-color: var(--sand-500);
  box-shadow: 0 12px 30px -12px rgba(107, 79, 56, 0.25);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  transition: background 0.3s ease;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  font-family: inherit;
}
.faq-question:hover {
  background: #FBF6EF;
}
.faq-question:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--sand-500);
  border-radius: 16px;
}
.faq-question .faq-icon {
  color: var(--sand-500);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 28px;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 28px 22px;
  background: rgba(245, 231, 211, 0.3);
}
.faq-answer p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
  margin: 0;
}
/* CTA */
.cta-banner {
  background: linear-gradient(135deg, #D4A574, #A67C52);
  border-radius: 32px;
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}
.cta-banner h2 {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
}
.cta-banner p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  position: relative;
  z-index: 2;
}
.cta-banner .btn-white {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--coffee-900);
  font-weight: 700;
  font-size: 16px;
  padding: 14px 36px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(36, 28, 22, 0.2);
  transition: all 0.3s ease;
  position: relative;
  z-index: 2;
}
.cta-banner .btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(36, 28, 22, 0.3);
}
.cta-banner .btn-white:active {
  transform: scale(0.95);
}
.cta-banner .btn-white:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.4);
}
/* Footer */
.site-footer {
  background: var(--coffee-900);
  color: rgba(245, 231, 211, 0.8);
  padding: 64px 0 0;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .footer-logo {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand .footer-logo i {
  color: var(--sand-500);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 231, 211, 0.65);
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: rgba(245, 231, 211, 0.65);
  transition: color 0.3s ease;
}
.footer-col ul li a:hover {
  color: var(--sand-500);
}
.footer-contact {
  font-size: 14px;
  color: rgba(245, 231, 211, 0.65);
  line-height: 2;
}
.footer-contact i {
  color: var(--sand-500);
  width: 20px;
  margin-right: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(245, 231, 211, 0.15);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(245, 231, 211, 0.5);
}
.footer-bottom a {
  color: var(--sand-500);
}
/* Responsive */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  .feature-grid,
  .preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .site-header {
    height: 60px;
  }
  .hero-section {
    padding: 110px 0 80px;
    min-height: auto;
  }
  .hero-title {
    font-size: 30px;
  }
  .hero-subtitle {
    font-size: 15px;
  }
  .hero-points {
    gap: 12px;
    flex-direction: column;
  }
  .stats-section {
    margin-top: -20px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 20px;
  }
  .section {
    padding: 56px 0;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .feature-grid,
  .preview-grid {
    grid-template-columns: 1fr;
  }
  .cta-banner {
    padding: 44px 24px;
    border-radius: 24px;
  }
  .cta-banner h2 {
    font-size: 26px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .segmented-tabs {
    max-width: 100%;
  }
  .segmented-tabs a {
    padding: 8px 16px;
    font-size: 13px;
  }
  .brand-logo {
    font-size: 20px;
  }
  .btn-primary {
    padding: 8px 18px;
    font-size: 13px;
  }
  .btn-outline {
    padding: 8px 18px;
    font-size: 13px;
  }
  .list-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 20px;
  }
  .list-card .card-date {
    align-self: flex-end;
  }
}

/* roulang page: category1 */
:root {
      --sand-500: #C9965F;
      --sand-700: #A67C52;
      --sand-900: #6B4F38;
      --coffee-900: #241C16;
      --coffee-700: #3A2E26;
      --bg-warm: #FAF6F0;
      --accent: #B8860B;
      --text-main: #2B2119;
      --text-muted: #6B5B4F;
      --radius-card: 24px;
      --radius-sm: 12px;
      --shadow-card: 0 20px 50px -20px rgba(107, 79, 56, 0.35);
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
      background: var(--bg-warm);
      color: var(--text-main);
      line-height: 1.8;
      font-size: 16px;
    }
    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    img {
      max-width: 100%;
      display: block;
    }
    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
    }

    /* Header */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      height: 64px;
      background: rgba(250, 246, 240, 0.85);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(180, 160, 140, 0.18);
    }
    .brand-logo {
      font-size: 1.45rem;
      font-weight: 800;
      color: var(--text-main);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      letter-spacing: 0.5px;
      white-space: nowrap;
    }
    .brand-logo i {
      color: var(--sand-500);
      font-size: 1.2rem;
    }
    .segmented-tabs {
      display: flex;
      background: #F5E7D3;
      border-radius: 999px;
      padding: 4px;
      gap: 2px;
    }
    .segmented-tabs a {
      font-size: 0.9rem;
      font-weight: 600;
      color: #4A3A2F;
      padding: 8px 22px;
      border-radius: 999px;
      transition: all 0.25s ease;
      white-space: nowrap;
    }
    .segmented-tabs a:hover {
      color: var(--sand-900);
      background: rgba(255, 255, 255, 0.5);
    }
    .segmented-tabs a.active {
      background: linear-gradient(135deg, #D4A574, #A67C52);
      color: #fff;
      box-shadow: 0 6px 16px -6px rgba(166, 124, 82, 0.5);
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, #D4A574, #A67C52);
      color: #fff;
      font-weight: 700;
      font-size: 0.95rem;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      box-shadow: 0 8px 20px -8px rgba(166, 124, 82, 0.55);
      transition: all 0.25s ease;
      white-space: nowrap;
    }
    .btn-primary:hover {
      filter: brightness(1.07);
      box-shadow: 0 12px 28px -8px rgba(166, 124, 82, 0.65);
      transform: translateY(-2px);
    }
    .btn-primary:active {
      transform: scale(0.95);
    }
    .btn-primary:focus-visible,
    .btn-secondary:focus-visible,
    .btn-light:focus-visible {
      outline: none;
      box-shadow: 0 0 0 4px rgba(201, 150, 95, 0.4);
    }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      border: 2px solid rgba(255, 255, 255, 0.8);
      color: #fff;
      font-weight: 600;
      font-size: 0.95rem;
      padding: 9px 22px;
      border-radius: var(--radius-sm);
      transition: all 0.25s ease;
    }
    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #fff;
    }
    .btn-secondary:active {
      transform: scale(0.95);
    }
    .btn-light {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      color: var(--coffee-900);
      font-weight: 700;
      padding: 12px 32px;
      border-radius: 14px;
      box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.25);
      transition: all 0.25s ease;
    }
    .btn-light:hover {
      transform: translateY(-3px);
      box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.35);
    }
    .btn-light:active {
      transform: scale(0.96);
    }

    /* Hero */
    .hero-section {
      background-image: url('/assets/images/backpic/back-1.webp'), linear-gradient(135deg, #241C16, #6B4F38);
      background-blend-mode: overlay;
      background-size: cover;
      background-position: center;
      padding: 104px 0 72px;
      position: relative;
    }
    .hero-section::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(0, 0, 0, 0.28), rgba(0, 0, 0, 0.1));
      pointer-events: none;
    }
    .hero-content {
      position: relative;
      z-index: 2;
    }
    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 36px;
    }
    .hero-badge {
      background: rgba(255, 255, 255, 0.12);
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: #F5E7D3;
      font-size: 0.85rem;
      font-weight: 600;
      padding: 8px 18px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    /* Section spacing */
    .section-block {
      padding: 72px 0;
    }
    .section-title {
      font-size: 30px;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 12px;
    }
    .section-sub {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 640px;
      margin-bottom: 36px;
    }

    /* Data badges */
    .data-strip {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      background: #fff;
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-card);
      padding: 28px 32px;
      margin-top: -36px;
      position: relative;
      z-index: 3;
    }
    .data-item {
      text-align: center;
      padding: 8px 0;
      border-right: 1px solid #F5E7D3;
    }
    .data-item:last-child {
      border-right: 0;
    }
    .data-num {
      font-size: 26px;
      font-weight: 800;
      color: var(--sand-900);
      line-height: 1.2;
    }
    .data-num span {
      font-size: 18px;
      color: var(--accent);
    }
    .data-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-top: 4px;
    }

    /* Table */
    .table-wrap {
      background: #fff;
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-card);
      overflow-x: auto;
    }
    .rank-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 760px;
    }
    .rank-table thead th {
      background: var(--coffee-900);
      color: #F5E7D3;
      font-weight: 700;
      font-size: 0.95rem;
      padding: 18px 16px;
      text-align: center;
      white-space: nowrap;
    }
    .rank-table thead th:first-child {
      border-radius: 24px 0 0 0;
    }
    .rank-table thead th:last-child {
      border-radius: 0 24px 0 0;
    }
    .rank-table tbody td {
      padding: 18px 16px;
      text-align: center;
      border-bottom: 1px solid #F0EAE0;
      font-size: 0.95rem;
      color: var(--text-main);
    }
    .rank-table tbody tr:last-child td {
      border-bottom: 0;
    }
    .rank-table tbody tr.hot-row {
      background: #FBF3E8;
      border-left: 4px solid var(--accent);
      position: relative;
    }
    .rank-table .badge-rec {
      display: inline-block;
      background: var(--accent);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 12px;
      border-radius: 999px;
      margin-left: 6px;
    }

    /* Feature cards */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: linear-gradient(145deg, #fff, #F5E7D3);
      border-radius: var(--radius-card);
      padding: 32px 28px;
      box-shadow: var(--shadow-card);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 28px 60px -20px rgba(107, 79, 56, 0.45);
    }
    .feature-card .card-icon {
      font-size: 2rem;
      color: var(--sand-500);
      margin-bottom: 16px;
    }
    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .feature-card .card-badge {
      display: inline-block;
      background: var(--coffee-900);
      color: #F5E7D3;
      font-size: 0.8rem;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 14px;
    }
    .feature-card ul {
      list-style: none;
      margin-top: 12px;
    }
    .feature-card li {
      font-size: 0.92rem;
      color: var(--text-muted);
      padding: 5px 0;
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }
    .feature-card li i {
      color: var(--accent);
      margin-top: 6px;
      font-size: 0.75rem;
    }

    /* Scenario section */
    .scenario-block {
      background: var(--coffee-900);
      border-radius: 32px;
      padding: 48px;
      color: #F5E7D3;
      position: relative;
      overflow: hidden;
    }
    .scenario-block h2 {
      font-size: 30px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
    }
    .scenario-block .sub {
      color: rgba(245, 231, 211, 0.7);
      margin-bottom: 36px;
    }
    .scenario-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .scenario-item {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      transition: background 0.3s ease;
    }
    .scenario-item:hover {
      background: rgba(255, 255, 255, 0.1);
    }
    .scenario-item .txt {
      font-size: 0.98rem;
      font-weight: 600;
      line-height: 1.5;
    }
    .scenario-item .tag {
      background: linear-gradient(135deg, #D4A574, #A67C52);
      color: #fff;
      font-size: 0.8rem;
      font-weight: 700;
      padding: 6px 16px;
      border-radius: 999px;
      white-space: nowrap;
      flex-shrink: 0;
    }

    /* Steps */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .step-card {
      position: relative;
      background: #fff;
      border-radius: 22px;
      box-shadow: var(--shadow-card);
      padding: 32px 20px;
      text-align: center;
    }
    .step-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #D4A574, #A67C52);
      color: #fff;
      font-weight: 800;
      font-size: 1.2rem;
      margin-bottom: 14px;
    }
    .step-card h4 {
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 6px;
    }
    .step-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* FAQ */
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
    }
    .faq-item {
      background: #fff;
      border: 1px solid #F0E0D0;
      border-radius: 16px;
      margin-bottom: 16px;
      overflow: hidden;
      transition: box-shadow 0.3s ease;
    }
    .faq-item.open {
      box-shadow: 0 14px 34px -16px rgba(107, 79, 56, 0.3);
    }
    .faq-q {
      padding: 20px 24px;
      font-size: 1.02rem;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #fff;
      border: none;
      width: 100%;
      text-align: left;
      color: var(--text-main);
    }
    .faq-q .icon {
      color: var(--accent);
      transition: transform 0.3s ease;
      flex-shrink: 0;
    }
    .faq-item.open .icon {
      transform: rotate(180deg);
    }
    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: rgba(245, 231, 211, 0.35);
      padding: 0 24px;
      line-height: 1.75;
      color: var(--text-muted);
      font-size: 0.95rem;
    }
    .faq-item.open .faq-a {
      max-height: 400px;
      padding: 16px 24px 22px;
    }

    /* CTA */
    .cta-banner {
      border-radius: 32px;
      background: linear-gradient(135deg, #D4A574, #A67C52);
      padding: 64px 40px;
      text-align: center;
      color: #fff;
      position: relative;
      overflow: hidden;
    }
    .cta-banner::before {
      content: '';
      position: absolute;
      top: -60%;
      right: -20%;
      width: 300px;
      height: 300px;
      background: rgba(255, 255, 255, 0.12);
      border-radius: 50%;
    }
    .cta-banner h2 {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 12px;
      position: relative;
    }
    .cta-banner p {
      position: relative;
      color: rgba(255, 255, 255, 0.9);
      margin-bottom: 30px;
      font-size: 1.05rem;
    }

    /* Footer */
    .site-footer {
      background: var(--coffee-900);
      color: rgba(245, 231, 211, 0.8);
      padding: 56px 0 24px;
      margin-top: 72px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 36px;
    }
    .footer-logo {
      font-size: 1.4rem;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
    }
    .footer-logo i {
      color: var(--sand-500);
    }
    .footer-brand p {
      font-size: 0.9rem;
      line-height: 1.8;
      color: rgba(245, 231, 211, 0.6);
    }
    .footer-col h4 {
      color: #fff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 14px;
    }
    .footer-col ul {
      list-style: none;
    }
    .footer-col li {
      margin-bottom: 10px;
    }
    .footer-col a {
      color: rgba(245, 231, 211, 0.65);
      font-size: 0.9rem;
      transition: color 0.25s ease;
    }
    .footer-col a:hover {
      color: var(--sand-400);
    }
    .footer-contact div {
      margin-bottom: 8px;
      font-size: 0.9rem;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-contact i {
      color: var(--sand-500);
      width: 16px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 20px;
      text-align: center;
      font-size: 0.85rem;
      color: rgba(245, 231, 211, 0.5);
    }
    .footer-bottom a {
      color: var(--sand-400);
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .data-strip {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
      }
      .data-item {
        border-right: 0;
        border-bottom: 1px solid #F5E7D3;
        padding: 12px 0;
      }
      .data-item:nth-child(n+4) {
        border-bottom: 0;
      }
      .feature-grid {
        grid-template-columns: 1fr 1fr;
      }
      .steps-grid {
        grid-template-columns: 1fr 1fr;
      }
      .scenario-list {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 767px) {
      .container {
        padding-left: 16px;
        padding-right: 16px;
      }
      .site-header {
        height: auto;
        padding: 10px 0;
      }
      .site-header .container {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
      }
      .brand-logo {
        font-size: 1.2rem;
      }
      .segmented-tabs {
        width: 100%;
        overflow-x: auto;
        justify-content: flex-start;
      }
      .segmented-tabs a {
        padding: 6px 16px;
        font-size: 0.85rem;
        flex-shrink: 0;
      }
      .btn-primary {
        padding: 8px 16px;
        font-size: 0.85rem;
        font-size: 0.8rem;
      }
      .hero-section {
        padding: 72px 0 48px;
      }
      .section-block {
        padding: 48px 0;
      }
      .section-title {
        font-size: 24px;
      }
      .data-strip {
        grid-template-columns: repeat(2, 1fr);
        padding: 20px;
        margin-top: -24px;
      }
      .data-item:nth-child(odd) {
        border-right: 1px solid #F5E7D3;
      }
      .data-item:nth-child(even) {
        border-right: 0;
      }
      .data-item:nth-child(n+3) {
        border-bottom: 0;
      }
      .data-num {
        font-size: 20px;
      }
      .feature-grid {
        grid-template-columns: 1fr;
      }
      .scenario-block {
        padding: 32px 20px;
        border-radius: 24px;
      }
      .scenario-item {
        flex-direction: column;
        text-align: center;
      }
      .steps-grid {
        grid-template-columns: 1fr;
      }
      .cta-banner {
        padding: 44px 20px;
        border-radius: 24px;
      }
      .cta-banner h2 {
        font-size: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .btn-light {
        width: 100%;
        justify-content: center;
      }
      .hero-badges {
        flex-direction: column;
  gap: 8px;
      }
      .hero-badge {
        justify-content: center;
      }
    }
    @media (max-width: 520px) {
      .data-strip {
        grid-template-columns: 1fr 1fr;
      }
      .data-item {
        border-right: 0 !important;
      }
      .data-item:nth-child(odd) {
        border-right: 1px solid #F5E7D3 !important;
      }
    }

/* roulang page: article */
:root {
            --sand-500: #C9965F;
            --sand-200: #F0DFC8;
            --sand-300: #E4CBA8;
            --sand-700: #A67C52;
            --sand-900: #6B4F38;
            --coffee-900: #241C16;
            --coffee-700: #3A2E26;
            --bg-warm: #FAF6F0;
            --accent: #B8860B;
            --text-main: #2B2119;
            --text-secondary: #6B5B4F;
            --border-sand: #E8D5C0;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --shadow-card: 0 20px 50px -20px rgba(107,79,56,0.35);
            --shadow-hover: 0 30px 60px -20px rgba(107,79,56,0.5);
            --gradient-brand: linear-gradient(135deg, #D4A574, #A67C52);
            --gradient-dark: linear-gradient(135deg, #241C16, #6B4F38);
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
            background: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; display: block; }
        a { color: var(--sand-700); text-decoration: none; transition: color .2s ease; }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            z-index: 50;
            background: rgba(250, 246, 240, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(200, 160, 120, 0.2);
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--coffee-900);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .brand-logo i {
            color: var(--sand-500);
            font-size: 1.3rem;
            transition: transform .3s ease;
        }
        .brand-logo:hover {
            color: var(--coffee-900);
        }
        .brand-logo:hover i {
            transform: rotate(-8deg) scale(1.08);
        }
        .segmented-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            background: rgba(245, 231, 211, 0.6);
            border-radius: 999px;
            padding: 5px;
        }
        .segmented-tabs a {
            padding: 8px 22px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--coffee-900);
            transition: all .2s ease;
            white-space: nowrap;
        }
        .segmented-tabs a:hover {
            color: var(--sand-900);
            background: rgba(255, 255, 255, 0.55);
        }
        .segmented-tabs a.active {
            background: var(--gradient-brand);
            color: #fff;
            box-shadow: 0 4px 12px rgba(198, 150, 95, 0.35);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gradient-brand);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            box-shadow: 0 8px 24px rgba(198, 150, 95, 0.3);
            transition: all .2s ease;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(198, 150, 95, 0.45);
            filter: brightness(1.05);
        }
        .btn-primary:active {
            transform: scale(0.96);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(198, 150, 95, 0.35);
        }
        .btn-lg {
            padding: 14px 36px;
            font-size: 1rem;
            border-radius: 14px;
        }

        /* Article Hero */
        .article-hero {
            padding: 130px 0 80px;
            background: var(--gradient-dark);
            position: relative;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            opacity: 0.45;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(36, 28, 22, 0.92), rgba(107, 79, 56, 0.65));
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: var(--sand-200);
        }
        .breadcrumb .sep {
            color: var(--sand-500);
            font-weight: 700;
        }
        .breadcrumb .current {
            color: var(--sand-200);
            max-width: 420px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .article-title {
            font-size: clamp(1.8rem, 4vw, 2.75rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.35;
            max-width: 860px;
            margin-bottom: 24px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .meta-item i {
            color: var(--sand-500);
        }

        /* Article Main */
        .article-main {
            padding: 24px 0 80px;
            position: relative;
            z-index: 5;
        }
        .article-content-wrap {
            max-width: 860px;
            margin: -48px auto 0;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 48px 56px;
            border-top: 4px solid var(--sand-500);
        }
        .article-content {
            max-width: 720px;
            margin: 0 auto;
            font-size: 17px;
            line-height: 1.9;
            color: var(--text-main);
        }
        .article-content p {
            margin-bottom: 24px;
        }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 48px;
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 3px solid var(--sand-500);
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-top: 32px;
            margin-bottom: 14px;
            line-height: 1.5;
        }
        .article-content h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-top: 24px;
            margin-bottom: 12px;
            line-height: 1.5;
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 24px;
            padding-left: 24px;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(245, 231, 211, 0.4);
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin-bottom: 24px;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-content img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            margin: 32px 0;
            height: auto;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 24px;
            font-size: 0.95rem;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--border-sand);
            padding: 10px 14px;
            text-align: left;
        }
        .article-content th {
            background: var(--coffee-900);
            color: #fff;
            font-weight: 600;
        }
        .article-content tr:nth-child(even) {
            background: rgba(250, 246, 240, 0.6);
        }
        .article-content a {
            color: var(--sand-700);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-content a:hover {
            color: var(--accent);
        }
        .article-content figure {
            margin-bottom: 32px;
        }
        .article-content figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 8px;
        }

        /* Empty notice */
        .empty-notice {
            text-align: center;
            padding: 72px 32px;
        }
        .empty-notice i {
            font-size: 3rem;
            color: var(--sand-300);
            margin-bottom: 20px;
            display: block;
        }
        .empty-notice h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .empty-notice p {
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        /* Article footer nav */
        .article-footer-nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid var(--border-sand);
        }
        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--sand-700);
            transition: all .2s;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            background: var(--bg-warm);
        }
        .back-link:hover {
            background: rgba(198, 150, 95, 0.12);
            color: var(--sand-900);
        }
        .back-link i {
            font-size: 0.8rem;
        }

        /* Related Section */
        .related-section {
            padding: 72px 0 80px;
            background: #fff;
            border-top: 1px solid var(--border-sand);
        }
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            display: inline-block;
            position: relative;
            margin-bottom: 12px;
        }
        .section-head h2::after {
            content: '';
            display: block;
            width: 60%;
            height: 4px;
            background: var(--gradient-brand);
            border-radius: 2px;
            margin: 12px auto 0;
        }
        .section-head p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .related-card {
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-sand);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all .3s ease;
            box-shadow: 0 10px 30px -15px rgba(107, 79, 56, 0.25);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--sand-300);
        }
        .related-card:hover .related-img img {
            transform: scale(1.05);
        }
        .related-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--sand-200);
        }
        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .related-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            align-self: flex-start;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            line-height: 1.4;
            letter-spacing: 0.02em;
            margin-bottom: 14px;
        }
        .badge-gold {
            background: rgba(198, 150, 95, 0.12);
            color: var(--sand-700);
            border: 1px solid rgba(198, 150, 95, 0.3);
        }
        .related-body h3 {
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
            color: var(--text-main);
        }
        .related-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--sand-700);
            transition: gap .2s ease;
        }
        .related-card:hover .read-more {
            gap: 12px;
            color: var(--sand-900);
        }

        /* CTA Banner */
        .cta-banner {
            padding: 72px 0;
            background: var(--gradient-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
            opacity: 0.2;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 24px;
        }
        .cta-inner h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 12px;
        }
        .cta-inner p {
            color: var(--sand-200);
            font-size: 1rem;
            margin-bottom: 28px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-inner .btn-primary {
            background: var(--gradient-brand);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
        }
        .cta-inner .btn-primary:hover {
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
        }

        /* Footer */
        .site-footer {
            background: var(--coffee-900);
            color: rgba(255, 255, 255, 0.75);
            padding: 72px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-logo i {
            color: var(--sand-500);
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            transition: color .2s;
        }
        .footer-col ul a:hover {
            color: var(--sand-300);
        }
        .footer-contact div {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            font-size: 0.9rem;
        }
        .footer-contact i {
            color: var(--sand-500);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color .2s;
        }
        .footer-bottom a:hover {
            color: var(--sand-300);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }
            .site-header .container {
                gap: 8px;
            }
            .brand-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .brand-logo i {
                font-size: 1rem;
            }
            .segmented-tabs {
                flex: 1;
                overflow-x: auto;
                justify-content: flex-start;
                padding: 4px;
                scrollbar-width: none;
            }
            .segmented-tabs::-webkit-scrollbar {
                display: none;
            }
            .segmented-tabs a {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .header-cta .cta-text {
                display: none;
            }
            .header-cta {
                padding: 8px 12px;
            }
            .article-hero {
                padding: 110px 0 60px;
            }
            .article-title {
                font-size: 1.6rem;
            }
            .article-meta {
                gap: 12px;
                font-size: 0.8rem;
                flex-direction: column;
            }
            .article-content-wrap {
                padding: 32px 20px;
                margin-top: -24px;
                border-radius: var(--radius-md);
            }
            .article-content {
                font-size: 16px;
            }
            .article-footer-nav {
                flex-direction: column;
                align-items: flex-start;
                margin-top: 32px;
                padding-top: 20px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-banner {
                padding: 56px 0;
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .brand-logo {
                font-size: 1rem;
            }
            .segmented-tabs a {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .article-hero {
                padding: 100px 0 48px;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
            .btn-primary {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .btn-lg {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }