/* roulang page: index */
:root {
  --primary: #1a1a2e;
  --primary-light: #2d2d4a;
  --accent: #c9a84c;
  --accent-light: #e0c76a;
  --accent-dark: #b08a2e;
  --bg: #faf8f5;
  --bg-alt: #f2efe9;
  --bg-card: #ffffff;
  --text: #1a1a2e;
  --text-weak: #6b6b80;
  --text-inverse: #ffffff;
  --border: #e2ddd6;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(26,26,46,0.06);
  --shadow-hover: 0 12px 48px rgba(26,26,46,0.12);
  --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--accent-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button, input, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--primary);
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-weak);
  max-width: 640px;
  margin-bottom: 48px;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* Header & Navigation */
.site-header {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: 0 2px 32px rgba(26,26,46,0.08); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo i { color: var(--accent); font-size: 1.5rem; }
.logo span { background: linear-gradient(135deg, var(--primary) 40%, var(--accent) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-chip-group {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-alt);
  padding: 4px;
  border-radius: 40px;
}
.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 22px;
  border-radius: 32px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-weak);
  background: transparent;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.nav-chip:hover { color: var(--primary); background: rgba(26,26,46,0.04); }
.nav-chip.active {
  color: var(--text-inverse);
  background: var(--primary);
  box-shadow: 0 4px 12px rgba(26,26,46,0.2);
}
.nav-chip i { font-size: 0.85rem; }
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 28px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-inverse);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 4px 16px rgba(201,168,76,0.35);
  transition: all var(--transition);
  border: none;
  cursor: pointer;
}
.header-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(201,168,76,0.45); color: #fff; }
.mobile-menu-toggle { display: none; background: none; border: none; font-size: 1.6rem; color: var(--primary); cursor: pointer; padding: 8px; }

/* Hero */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #0f0f1a 0%, #1a1a2e 40%, #2d2d4a 100%);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect fill="none"/><circle cx="200" cy="400" r="300" fill="rgba(201,168,76,0.03)"/><circle cx="900" cy="300" r="400" fill="rgba(201,168,76,0.02)"/><path d="M0 600 Q 300 500 600 650 T 1200 550" stroke="rgba(201,168,76,0.06)" stroke-width="2" fill="none"/></svg>') center/cover no-repeat;
  opacity: 0.6;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(201,168,76,0.08) 0%, transparent 70%);
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 40px 24px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201,168,76,0.15);
  border: 1px solid rgba(201,168,76,0.25);
  color: var(--accent-light);
  padding: 6px 20px;
  border-radius: 40px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 32px;
  letter-spacing: 0.04em;
}
.hero-title {
  font-size: 4.8rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text-inverse);
  margin-bottom: 24px;
}
.hero-title em { font-style: normal; background: linear-gradient(135deg, var(--accent-light), #f0d68a); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-sub {
  font-size: 1.25rem;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--primary);
  box-shadow: 0 8px 32px rgba(201,168,76,0.4);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 48px rgba(201,168,76,0.55); color: var(--primary); }
.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--text-inverse);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
}
.btn-secondary:hover { background: rgba(255,255,255,0.16); color: var(--text-inverse); transform: translateY(-3px); }
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat-num {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-inverse);
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-top: 2px;
}

/* Value Cards */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.value-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 48px 36px 40px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid var(--border);
  text-align: center;
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.value-icon {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(201,168,76,0.12), rgba(201,168,76,0.04));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.8rem;
  color: var(--accent-dark);
}
.value-card h3 { font-size: 1.35rem; font-weight: 700; margin-bottom: 12px; color: var(--primary); }
.value-card p { color: var(--text-weak); line-height: 1.7; font-size: 0.95rem; }

/* Features */
.features-alt-bg { background: var(--bg-alt); }
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.feature-visual {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-lg);
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-light);
  font-size: 3.6rem;
  position: relative;
  overflow: hidden;
}
.feature-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(201,168,76,0.1) 0%, transparent 60%);
}
.feature-visual i { position: relative; z-index: 1; }
.feature-text h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 16px; color: var(--primary); }
.feature-text p { color: var(--text-weak); line-height: 1.8; margin-bottom: 20px; font-size: 1rem; }
.feature-list { display: flex; flex-direction: column; gap: 12px; }
.feature-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text);
}
.feature-list-item i { color: var(--accent-dark); margin-top: 4px; font-size: 1rem; flex-shrink: 0; }

/* Category Entry */
.category-card {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  overflow: hidden;
  position: relative;
}
.category-card::before {
  content: '';
  position: absolute;
  top: -60%;
  right: -20%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(201,168,76,0.06);
}
.category-card-content { position: relative; z-index: 1; max-width: 540px; }
.category-card-content h2 { font-size: 2.2rem; font-weight: 700; color: var(--text-inverse); margin-bottom: 12px; }
.category-card-content p { color: rgba(255,255,255,0.7); line-height: 1.7; margin-bottom: 28px; }
.category-card-content .btn-primary { background: var(--text-inverse); color: var(--primary); box-shadow: 0 8px 32px rgba(0,0,0,0.2); }
.category-card-content .btn-primary:hover { background: var(--accent-light); color: var(--primary); }
.category-card-visual {
  position: relative;
  z-index: 1;
  font-size: 6rem;
  color: rgba(201,168,76,0.3);
  flex-shrink: 0;
}

/* CMS News List */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}
.news-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all var(--transition);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.news-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.15);
  font-size: 2.8rem;
  position: relative;
}
.news-card-img .badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
}
.news-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.news-card-body h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; line-height: 1.5; color: var(--primary); }
.news-card-body h3 a { color: inherit; }
.news-card-body h3 a:hover { color: var(--accent-dark); }
.news-card-body p { color: var(--text-weak); font-size: 0.9rem; line-height: 1.6; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-weak);
}
.news-card-meta .tag {
  background: var(--bg-alt);
  padding: 2px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  color: var(--text-weak);
}
.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 24px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  color: var(--text-weak);
  font-size: 1rem;
}

/* Stats Strip */
.stats-strip {
  background: var(--primary);
  padding: 64px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item { padding: 8px; }
.stat-number { font-size: 2.8rem; font-weight: 800; color: var(--accent); letter-spacing: -0.02em; line-height: 1.1; }
.stat-label { color: rgba(255,255,255,0.65); font-size: 0.92rem; margin-top: 6px; }

/* Testimonials */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.testimonial-card:hover { box-shadow: var(--shadow-hover); }
.testimonial-stars { color: var(--accent); font-size: 0.9rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { color: var(--text); line-height: 1.7; font-size: 0.95rem; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 600; font-size: 0.92rem; color: var(--primary); }
.testimonial-role { font-size: 0.8rem; color: var(--text-weak); }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item:hover { border-color: var(--accent); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  font-weight: 600;
  font-size: 1.02rem;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  color: var(--primary);
  transition: background var(--transition);
  gap: 16px;
}
.faq-question:hover { background: rgba(201,168,76,0.04); }
.faq-question i { transition: transform var(--transition); color: var(--accent-dark); font-size: 1.1rem; }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer {
  padding: 0 28px 20px;
  color: var(--text-weak);
  line-height: 1.7;
  font-size: 0.95rem;
  display: none;
}
.faq-item.open .faq-answer { display: block; }

/* CTA */
.cta-section {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 100px 0;
  text-align: center;
}
.cta-section h2 { font-size: 2.8rem; font-weight: 700; color: var(--text-inverse); margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.7); max-width: 540px; margin: 0 auto 36px; font-size: 1.1rem; line-height: 1.7; }
.cta-section .btn-primary { background: var(--text-inverse); color: var(--primary); box-shadow: 0 8px 32px rgba(0,0,0,0.25); font-size: 1.05rem; padding: 18px 48px; }
.cta-section .btn-primary:hover { background: var(--accent-light); color: var(--primary); transform: translateY(-3px); }
.cta-note { color: rgba(255,255,255,0.4); font-size: 0.85rem; margin-top: 20px; }

/* Footer */
.site-footer {
  background: #0f0f1a;
  color: rgba(255,255,255,0.6);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { color: var(--text-inverse); margin-bottom: 16px; }
.footer-brand .logo span { -webkit-text-fill-color: #fff; background: none; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
.footer-col h4 { color: var(--text-inverse); font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: rgba(255,255,255,0.5); font-size: 0.88rem; transition: color var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}
.footer-social { display: flex; gap: 16px; }
.footer-social a { color: rgba(255,255,255,0.35); font-size: 1.2rem; transition: color var(--transition); }
.footer-social a:hover { color: var(--accent); }

/* Mobile Nav */
@media (max-width: 1024px) {
  .section { padding: 60px 0; }
  .hero-title { font-size: 3.6rem; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { gap: 40px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .header-inner { height: 64px; }
  .nav-chip-group { display: none; }
  .header-cta { padding: 8px 20px; font-size: 0.85rem; }
  .mobile-menu-toggle { display: block; }
  .mobile-nav-open .nav-chip-group {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(16px);
    padding: 16px 24px;
    border-radius: 0 0 var(--radius) var(--radius);
    box-shadow: 0 16px 48px rgba(26,26,46,0.12);
    border-bottom: 1px solid var(--border);
    gap: 4px;
  }
  .mobile-nav-open .nav-chip { padding: 12px 20px; width: 100%; justify-content: center; }
  .hero { min-height: 70vh; }
  .hero-title { font-size: 2.8rem; }
  .hero-sub { font-size: 1rem; }
  .hero-stats { gap: 24px; margin-top: 40px; }
  .hero-stat-num { font-size: 1.8rem; }
  .value-grid { grid-template-columns: 1fr; gap: 20px; }
  .value-card { padding: 32px 24px; }
  .feature-grid { grid-template-columns: 1fr; gap: 32px; }
  .feature-visual { min-height: 240px; }
  .feature-text h3 { font-size: 1.5rem; }
  .category-card { flex-direction: column; padding: 40px 28px; text-align: center; }
  .category-card-content { max-width: 100%; }
  .category-card-content h2 { font-size: 1.8rem; }
  .category-card-visual { font-size: 4rem; }
  .news-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-number { font-size: 2rem; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .cta-section h2 { font-size: 2rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section-title { font-size: 1.8rem; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .section { padding: 48px 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-number { font-size: 1.6rem; }
}

/* Button focus */
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Badge global */
.badge { display: inline-block; padding: 2px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }

/* Utility */
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }

/* roulang page: article */
/* ===== Design Variables ===== */
:root {
  --primary: #8B1A1A;
  --primary-dark: #6B1212;
  --primary-light: #A52A2A;
  --accent: #D4AF37;
  --accent-light: #E8C84A;
  --accent-dark: #B8962E;
  --bg-body: #FDF8F4;
  --bg-white: #FFFFFF;
  --bg-light: #F5EDE6;
  --bg-dark: #1A1A2E;
  --bg-card: #FFFFFF;
  --text-dark: #1E1E1E;
  --text-body: #2D2D2D;
  --text-muted: #6B6B6B;
  --text-light: #9A9A9A;
  --border-color: #E8DDD4;
  --border-light: #F0EAE4;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.10);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --header-height: 76px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--bg-body);
  padding-top: var(--header-height);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-sans); font-weight: 700; line-height: 1.25; color: var(--text-dark); letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.15rem; }
p { margin-bottom: 1rem; color: var(--text-body); }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; width: 100%; }
.section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { position: relative; display: inline-block; }
.section-title h2::after { content: ''; display: block; width: 60px; height: 3px; background: var(--accent); margin: 12px auto 0; border-radius: 2px; }
.section-title p { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; margin: 12px auto 0; }
.text-center { text-align: center; }

/* ===== Header & Navigation ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 12px rgba(0,0,0,0.04);
  transition: var(--transition);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700;
  color: var(--text-dark); letter-spacing: 0.02em;
}
.logo i { font-size: 1.5rem; color: var(--accent); }
.logo span { background: linear-gradient(135deg, var(--primary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-chip-group { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.nav-chip-group::-webkit-scrollbar { display: none; }
.nav-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 20px; border-radius: 100px;
  font-size: 0.9rem; font-weight: 500; color: var(--text-muted);
  background: transparent; border: 1.5px solid var(--border-color);
  transition: var(--transition); white-space: nowrap; cursor: pointer;
}
.nav-chip i { font-size: 0.85rem; }
.nav-chip:hover { color: var(--primary); border-color: var(--primary); background: rgba(139, 26, 26, 0.04); transform: translateY(-1px); }
.nav-chip.active { color: #fff; background: var(--primary); border-color: var(--primary); box-shadow: 0 4px 14px rgba(139, 26, 26, 0.25); }
.header-cta { display: flex; align-items: center; gap: 16px; }
.header-cta .btn-primary { padding: 10px 28px; border-radius: 100px; font-size: 0.9rem; font-weight: 600; }
.mobile-toggle { display: none; background: none; border: none; font-size: 1.6rem; color: var(--text-dark); cursor: pointer; padding: 4px; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 32px; border-radius: 100px; font-weight: 600; font-size: 0.95rem; border: none; cursor: pointer; transition: var(--transition); text-align: center; line-height: 1.2; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 16px rgba(139, 26, 26, 0.25); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(139, 26, 26, 0.30); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(139, 26, 26, 0.20); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: #1E1E1E; box-shadow: 0 4px 16px rgba(212, 175, 55, 0.30); }
.btn-accent:hover { background: var(--accent-dark); color: #1E1E1E; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(212, 175, 55, 0.35); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; }

/* ===== Article Page Styles ===== */
.article-hero {
  position: relative; padding: 60px 0 40px; background: var(--bg-light);
  border-bottom: 1px solid var(--border-light);
}
.article-hero-bg {
  position: absolute; inset: 0; overflow: hidden; opacity: 0.15;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}
.article-hero .container { position: relative; z-index: 2; }
.article-breadcrumb {
  display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 20px; flex-wrap: wrap;
}
.article-breadcrumb a { color: var(--text-muted); }
.article-breadcrumb a:hover { color: var(--primary); }
.article-breadcrumb .sep { color: var(--text-light); }
.article-breadcrumb .current { color: var(--text-dark); font-weight: 500; }
.article-category-badge {
  display: inline-block; padding: 4px 16px; border-radius: 100px;
  font-size: 0.8rem; font-weight: 600; color: #fff;
  background: var(--accent); margin-bottom: 16px;
}
.article-hero h1 {
  font-family: var(--font-serif); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--text-dark); max-width: 800px; line-height: 1.3;
  margin-bottom: 16px;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: center;
  font-size: 0.9rem; color: var(--text-muted); margin-bottom: 8px;
}
.article-meta i { margin-right: 4px; color: var(--accent); }
.article-meta .meta-item { display: flex; align-items: center; gap: 4px; }

/* Article Body */
.article-main { padding: 48px 0 80px; }
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; }
.article-content { min-width: 0; }
.article-content .featured-image { margin-bottom: 32px; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-md); }
.article-content .featured-image img { width: 100%; height: auto; max-height: 500px; object-fit: cover; }
.article-body { font-size: 1.05rem; line-height: 1.85; color: var(--text-body); }
.article-body p { margin-bottom: 1.2rem; }
.article-body h2, .article-body h3 { margin-top: 2rem; margin-bottom: 0.8rem; color: var(--text-dark); }
.article-body h2 { font-size: 1.6rem; font-family: var(--font-serif); }
.article-body h3 { font-size: 1.25rem; }
.article-body ul, .article-body ol { margin-bottom: 1.2rem; padding-left: 1.5rem; list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 0.4rem; color: var(--text-body); }
.article-body blockquote {
  margin: 1.5rem 0; padding: 20px 28px; border-left: 4px solid var(--accent);
  background: var(--bg-light); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic; color: var(--text-dark); font-size: 1.05rem;
}
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }
.article-body a:hover { color: var(--accent-dark); }
.article-body img { border-radius: var(--radius-sm); margin: 1.5rem 0; }

/* Article Sidebar */
.article-sidebar { position: sticky; top: calc(var(--header-height) + 24px); align-self: start; }
.sidebar-card {
  background: var(--bg-white); border-radius: var(--radius-md);
  padding: 28px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light);
  margin-bottom: 24px;
}
.sidebar-card h4 { font-size: 1.1rem; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.sidebar-card h4 i { color: var(--accent); }
.sidebar-related { display: flex; flex-direction: column; gap: 12px; }
.sidebar-related-item {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 12px; border-radius: var(--radius-sm);
  transition: var(--transition); cursor: pointer;
}
.sidebar-related-item:hover { background: var(--bg-light); transform: translateX(4px); }
.sidebar-related-item .thumb {
  width: 60px; height: 60px; border-radius: 8px; overflow: hidden;
  flex-shrink: 0; background: var(--bg-light);
}
.sidebar-related-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-related-item .info { flex: 1; min-width: 0; }
.sidebar-related-item .info .title { font-size: 0.9rem; font-weight: 600; color: var(--text-dark); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.4; }
.sidebar-related-item .info .date { font-size: 0.78rem; color: var(--text-light); margin-top: 4px; }
.sidebar-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sidebar-tag {
  padding: 4px 14px; border-radius: 100px; font-size: 0.8rem;
  background: var(--bg-light); color: var(--text-muted);
  border: 1px solid var(--border-color); transition: var(--transition);
}
.sidebar-tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.sidebar-cta { text-align: center; }
.sidebar-cta p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 16px; }

/* Article Navigation */
.article-nav { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border-color); }
.article-nav-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.article-nav-item { padding: 20px; border-radius: var(--radius-md); border: 1px solid var(--border-light); transition: var(--transition); }
.article-nav-item:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.article-nav-item .label { font-size: 0.8rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.article-nav-item .title { font-weight: 600; color: var(--text-dark); font-size: 0.95rem; }
.article-nav-item.next { text-align: right; }

/* ===== FAQ Section ===== */
.faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-white); border-radius: var(--radius-md); border: 1px solid var(--border-light); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: var(--border-color); box-shadow: var(--shadow-sm); }
.faq-question { padding: 18px 24px; display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-weight: 600; color: var(--text-dark); font-size: 1rem; background: none; border: none; width: 100%; text-align: left; transition: var(--transition); }
.faq-question i { color: var(--accent); transition: transform 0.3s; font-size: 0.9rem; }
.faq-question.active i { transform: rotate(180deg); }
.faq-answer { padding: 0 24px 18px; color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; display: none; }
.faq-answer.open { display: block; }

/* ===== CTA Section ===== */
.cta-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: #fff; text-align: center; padding: 80px 0; }
.cta-section h2 { color: #fff; font-family: var(--font-serif); font-size: clamp(1.8rem, 3vw, 2.4rem); }
.cta-section p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 600px; margin: 16px auto 32px; }
.cta-section .btn { font-size: 1rem; padding: 14px 40px; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.7); padding: 64px 0 32px; }
.site-footer .logo { color: #fff; margin-bottom: 16px; }
.site-footer .logo span { -webkit-text-fill-color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.6); max-width: 300px; line-height: 1.7; }
.footer-col h4 { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 16px; position: relative; padding-bottom: 8px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 30px; height: 2px; background: var(--accent); border-radius: 1px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: var(--transition); }
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 0.85rem; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 16px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { color: rgba(255,255,255,0.5); font-size: 1.2rem; transition: var(--transition); }
.footer-social a:hover { color: var(--accent); transform: translateY(-2px); }

/* ===== Back to Top ===== */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 999;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--primary); color: #fff; border: none;
  font-size: 1.2rem; cursor: pointer; box-shadow: var(--shadow-md);
  transition: var(--transition); opacity: 0; pointer-events: none;
  display: flex; align-items: center; justify-content: center;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-4px); box-shadow: var(--shadow-lg); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  body { padding-top: 64px; }
  :root { --header-height: 64px; }
  .header-inner { padding: 0 16px; }
  .logo { font-size: 1.1rem; }
  .logo i { font-size: 1.2rem; }
  .nav-chip-group { display: none; }
  .nav-chip-group.mobile-open { display: flex; position: fixed; top: var(--header-height); left: 0; right: 0; background: rgba(255,255,255,0.98); backdrop-filter: blur(20px); padding: 16px 20px; flex-wrap: wrap; gap: 10px; border-bottom: 1px solid var(--border-light); box-shadow: var(--shadow-md); z-index: 999; }
  .mobile-toggle { display: block; }
  .header-cta .btn { padding: 8px 20px; font-size: 0.8rem; }
  .section { padding: 48px 0; }
  .section-title { margin-bottom: 32px; }
  .article-hero { padding: 40px 0 28px; }
  .article-hero h1 { font-size: 1.5rem; }
  .article-meta { gap: 10px 16px; font-size: 0.8rem; }
  .article-main { padding: 32px 0 48px; }
  .article-sidebar { grid-template-columns: 1fr; }
  .article-nav-grid { grid-template-columns: 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .back-to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; font-size: 1rem; }
  .cta-section { padding: 48px 0; }
  .cta-section h2 { font-size: 1.5rem; }
  .cta-section p { font-size: 0.95rem; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .article-hero h1 { font-size: 1.3rem; }
  .article-body { font-size: 0.95rem; }
  .sidebar-card { padding: 20px; }
  .faq-question { padding: 14px 16px; font-size: 0.9rem; }
  .faq-answer { padding: 0 16px 14px; font-size: 0.85rem; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #8b1a2b;
            --primary-light: #b8404e;
            --primary-dark: #5f0f1b;
            --accent: #d4af37;
            --accent-light: #f0d68a;
            --accent-dark: #b8942e;
            --bg: #faf8f5;
            --bg-alt: #f0ece6;
            --bg-card: #ffffff;
            --text: #1a1a1a;
            --text-soft: #4a4a4a;
            --text-muted: #7a7a7a;
            --border: #e0d8d0;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.08);
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-serif: 'Georgia', 'Times New Roman', 'Songti SC', serif;
            --container: 1200px;
            --nav-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-light);
        }
        a:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 600;
            color: var(--text);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 (分段标签风格) ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(250, 248, 245, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.02);
            height: var(--nav-h);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-dark);
            white-space: nowrap;
            letter-spacing: -0.3px;
        }
        .logo i {
            font-size: 1.5rem;
            color: var(--accent);
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-chip-group {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-alt);
            padding: 4px;
            border-radius: 60px;
            box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.04);
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-chip-group::-webkit-scrollbar {
            display: none;
        }
        .nav-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-soft);
            background: transparent;
            transition: all var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .nav-chip i {
            font-size: 0.85rem;
            opacity: 0.7;
        }
        .nav-chip:hover {
            background: rgba(139, 26, 43, 0.06);
            color: var(--primary);
            border-color: rgba(139, 26, 43, 0.1);
        }
        .nav-chip.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(139, 26, 43, 0.25);
            border-color: var(--primary);
        }
        .nav-chip.active i {
            opacity: 1;
        }
        .nav-chip.active:hover {
            background: var(--primary-light);
            color: #fff;
        }

        /* 移动端菜单切换 (小屏隐藏导航、显示汉堡) */
        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text);
            background: var(--bg-alt);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            transition: background var(--transition);
            border: 1px solid var(--border);
        }
        .menu-toggle:hover {
            background: var(--border);
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            .nav-chip-group {
                position: fixed;
                top: var(--nav-h);
                left: 0;
                right: 0;
                background: rgba(250, 248, 245, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                border-radius: 0 0 var(--radius) var(--radius);
                padding: 16px 24px;
                gap: 8px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--border);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
                overflow-y: auto;
                max-height: 60vh;
            }
            .nav-chip-group.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-chip {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }
            .nav-chip.active {
                background: var(--primary);
                color: #fff;
            }
            .header-inner {
                padding: 0 16px;
            }
        }
        @media (max-width: 480px) {
            .logo {
                font-size: 1.05rem;
            }
            .logo i {
                font-size: 1.2rem;
            }
        }

        /* ===== Hero / 分类封面 ===== */
        .category-hero {
            position: relative;
            padding: 80px 0 60px;
            background: linear-gradient(135deg, #1a0f0d 0%, #2d1a18 40%, #1f1412 100%);
            overflow: hidden;
            margin-bottom: 0;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 600' opacity='0.06'%3E%3Cpath d='M0 400 Q 200 200 400 350 T 800 250 T 1200 400 L 1200 600 L 0 600 Z' fill='%23d4af37'/%3E%3C/svg%3E") center/cover no-repeat;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 175, 55, 0.15);
            color: var(--accent-light);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            border: 1px solid rgba(212, 175, 55, 0.2);
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .category-hero h1 {
            font-size: 3.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.15;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .category-hero h1 i {
            color: var(--accent);
            margin-right: 10px;
        }
        .category-hero .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.7;
            font-weight: 400;
        }
        .category-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .category-hero .hero-stat {
            text-align: center;
            color: #fff;
        }
        .category-hero .hero-stat .num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            display: block;
            line-height: 1.2;
        }
        .category-hero .hero-stat .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 60px 0 44px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero .hero-desc {
                font-size: 1rem;
            }
            .category-hero .hero-stats {
                gap: 24px;
            }
            .category-hero .hero-stat .num {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .category-hero h1 {
                font-size: 1.65rem;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 70px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 620px;
            margin-bottom: 40px;
            line-height: 1.6;
        }
        .section-title-center {
            text-align: center;
        }
        .section-subtitle-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .card-grid-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .card-grid,
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .card-grid,
            .card-grid-2,
            .card-grid-4 {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== 文章卡片 ===== */
        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
            border-color: rgba(139, 26, 43, 0.1);
        }
        .article-card .card-img {
            aspect-ratio: 16/10;
            background: var(--bg-alt);
            position: relative;
            overflow: hidden;
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .article-card:hover .card-img img {
            transform: scale(1.03);
        }
        .article-card .card-img .tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        }
        .article-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .article-card .card-body h3 a {
            color: var(--text);
        }
        .article-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .article-card .card-body p {
            color: var(--text-soft);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: auto;
        }
        .article-card .card-meta i {
            margin-right: 4px;
            opacity: 0.7;
        }
        .article-card .card-meta .author {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-card .card-meta .author img {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            object-fit: cover;
        }
        @media (max-width: 640px) {
            .article-card .card-body {
                padding: 16px 18px 18px;
            }
            .article-card .card-body h3 {
                font-size: 1.05rem;
            }
        }

        /* ===== 特色图文板块 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .feature-grid .feature-img {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            aspect-ratio: 4/3;
            background: var(--bg-alt);
        }
        .feature-grid .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-grid .feature-text h2 {
            font-size: 1.8rem;
            margin-bottom: 16px;
            font-weight: 700;
        }
        .feature-grid .feature-text p {
            color: var(--text-soft);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .feature-grid .feature-text .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .feature-grid .feature-text .feature-tags span {
            background: var(--bg-alt);
            padding: 6px 16px;
            border-radius: 40px;
            font-size: 0.85rem;
            color: var(--text-soft);
            border: 1px solid var(--border);
        }
        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .feature-grid .feature-text h2 {
                font-size: 1.4rem;
            }
            .feature-grid .feature-img {
                order: -1;
            }
        }

        /* ===== 列表 / 排行 ===== */
        .rank-list {
            counter-reset: rank;
        }
        .rank-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            counter-increment: rank;
        }
        .rank-item:last-child {
            border-bottom: none;
        }
        .rank-item .rank-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent);
            min-width: 44px;
            font-feature-settings: "tnum";
            font-family: var(--font-serif);
            line-height: 1.2;
        }
        .rank-item .rank-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .rank-item .rank-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .rank-item .rank-content .rank-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 6px;
            display: flex;
            gap: 14px;
        }
        @media (max-width: 640px) {
            .rank-item {
                gap: 12px;
                padding: 16px 0;
            }
            .rank-item .rank-num {
                font-size: 1.3rem;
                min-width: 34px;
            }
        }

        /* ===== 标签云 ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .tag-cloud a {
            display: inline-block;
            background: var(--bg-card);
            padding: 8px 22px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-soft);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(139, 26, 43, 0.2);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            gap: 16px;
            background: none;
            width: 100%;
            text-align: left;
            color: var(--text);
            transition: background var(--transition);
        }
        .faq-item .faq-q:hover {
            background: rgba(139, 26, 43, 0.02);
        }
        .faq-item .faq-q i {
            color: var(--accent);
            transition: transform 0.3s ease;
            font-size: 0.9rem;
        }
        .faq-item .faq-q[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            color: var(--text-soft);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item .faq-a.open {
            display: block;
        }
        @media (max-width: 640px) {
            .faq-item .faq-q {
                padding: 14px 18px;
                font-size: 0.95rem;
            }
            .faq-item .faq-a {
                padding: 0 18px 14px;
                font-size: 0.9rem;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            color: #fff;
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 800' opacity='0.04'%3E%3Ccircle cx='200' cy='200' r='300' fill='%23d4af37'/%3E%3C/svg%3E") center/cover no-repeat;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            color: #fff;
            margin-bottom: 14px;
            font-weight: 700;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 540px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            border: 2px solid transparent;
        }
        .cta-section .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .cta-section .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 175, 55, 0.3);
        }
        .cta-section .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
        }
        .cta-section .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.7);
            transform: translateY(-2px);
        }
        @media (max-width: 640px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn {
                padding: 12px 28px;
                font-size: 0.95rem;
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 页脚 (Foundation 扩展) ===== */
        .site-footer {
            background: #1a1412;
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .logo span {
            -webkit-text-fill-color: #fff;
            background: none;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 340px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.5);
            font-size: 1rem;
            transition: all var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            padding: 16px 0 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--text-soft);
        }
        .breadcrumb .sep {
            color: var(--border);
            margin: 0 4px;
        }

        /* ===== 实用工具 ===== */
        .text-center {
            text-align: center;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .mb-40 {
            margin-bottom: 40px;
        }
        .gap-16 {
            gap: 16px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== 加载更多 ===== */
        .load-more {
            text-align: center;
            margin-top: 40px;
        }
        .load-more .btn-load {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 36px;
            background: var(--bg-card);
            border: 2px solid var(--border);
            border-radius: 60px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-soft);
            transition: all var(--transition);
        }
        .load-more .btn-load:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(139, 26, 43, 0.15);
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-container {
            max-width: var(--container);
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        .cell {
            margin-bottom: 0;
        }

        /* ===== 动画 ===== */
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-up {
            animation: fadeUp 0.6s ease both;
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }

        /* ===== 设计增强 ===== */
        .divider {
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
            margin: 16px 0 24px;
        }
        .divider-center {
            margin-left: auto;
            margin-right: auto;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .bg-soft {
            background: var(--bg-alt);
        }

        /* ===== 移动端微调 ===== */
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.45rem;
            }
            .category-hero .hero-desc {
                font-size: 0.9rem;
            }
            .category-hero .hero-stat .num {
                font-size: 1.3rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .article-card .card-body h3 {
                font-size: 0.95rem;
            }
            .article-card .card-body p {
                font-size: 0.85rem;
            }
        }