/* roulang page: index */
:root {
  --primary: #1a1a2e;
  --primary-light: #16213e;
  --accent: #e9c46a;
  --accent-deep: #d4a574;
  --bg-light: #f8f9fa;
  --bg-white: #ffffff;
  --text-dark: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,0.12);
  --shadow-accent: 0 8px 30px rgba(233,196,106,0.3);
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif; color: var(--text-dark); background-color: var(--bg-white); line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; outline: none; }

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

/* ===== HEADER / NAV ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(26,26,46,0.95); backdrop-filter: blur(16px); box-shadow: var(--shadow-sm); border-bottom: 1px solid rgba(255,255,255,0.08); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 76px; }
.logo { font-size: 22px; font-weight: 800; color: #fff; letter-spacing: 0.5px; white-space: nowrap; display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; color: #1a1a2e; }
.logo:hover { opacity: 0.9; }
.header-search { flex: 0 1 420px; margin-left: auto; position: relative; }
.header-search input { width: 100%; height: 44px; border-radius: 22px; border: none; padding: 0 48px 0 44px; font-size: 14px; background: rgba(255,255,255,0.12); color: #fff; backdrop-filter: blur(8px); transition: var(--transition); }
.header-search input::placeholder { color: rgba(255,255,255,0.6); }
.header-search input:focus { background: rgba(255,255,255,0.18); box-shadow: 0 0 0 3px rgba(233,196,106,0.3); }
.header-search .search-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: rgba(255,255,255,0.6); font-size: 14px; pointer-events: none; }
.header-search .search-btn { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); height: 34px; padding: 0 18px; border-radius: 17px; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); color: #1a1a2e; font-size: 13px; font-weight: 600; transition: var(--transition); }
.header-search .search-btn:hover { box-shadow: var(--shadow-accent); transform: translateY(-50%) scale(1.03); }
.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.main-nav a { color: rgba(255,255,255,0.75); font-size: 14px; font-weight: 500; padding: 8px 16px; border-radius: 20px; transition: var(--transition); white-space: nowrap; }
.main-nav a:hover { color: #fff; background: rgba(255,255,255,0.1); }
.main-nav a.active { color: #1a1a2e; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); font-weight: 600; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 10px; background: rgba(255,255,255,0.1); color: #fff; font-size: 18px; align-items: center; justify-content: center; flex-shrink: 0; transition: var(--transition); }
.nav-toggle:hover { background: rgba(255,255,255,0.2); }
.nav-toggle .fa-times { display: none; }
.nav-toggle.open .fa-bars { display: none; }
.nav-toggle.open .fa-times { display: inline; }

/* ===== HERO ===== */
.hero { position: relative; min-height: 92vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.05); animation: heroZoom 18s ease-out forwards; }
@keyframes heroZoom { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(26,26,46,0.92) 0%, rgba(22,33,62,0.75) 50%, rgba(26,26,46,0.55) 100%); }
.hero-inner { position: relative; z-index: 2; padding-top: 120px; padding-bottom: 120px; color: #fff; max-width: 800px; }
.hero-tag { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.2); backdrop-filter: blur(8px); padding: 6px 18px; border-radius: 30px; font-size: 14px; font-weight: 500; color: var(--accent); margin-bottom: 28px; letter-spacing: 0.5px; }
.hero h1 { font-size: 56px; font-weight: 800; line-height: 1.2; margin-bottom: 24px; letter-spacing: 1px; text-shadow: 0 4px 30px rgba(0,0,0,0.3); }
.hero h1 .highlight { color: var(--accent); }
.hero p { font-size: 18px; line-height: 1.8; color: rgba(255,255,255,0.85); margin-bottom: 36px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); color: #1a1a2e; border-radius: 30px; font-weight: 600; font-size: 15px; transition: var(--transition); box-shadow: 0 4px 20px rgba(233,196,106,0.25); }
.btn-primary:hover { box-shadow: var(--shadow-accent); transform: translateY(-3px); }
.btn-outline { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; border: 2px solid rgba(255,255,255,0.3); color: #fff; border-radius: 30px; font-weight: 600; font-size: 15px; transition: var(--transition); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: rgba(255,255,255,0.05); transform: translateY(-3px); }
.hero-metrics { display: flex; gap: 40px; margin-top: 60px; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.2); }
.hero-metrics span { font-size: 15px; color: rgba(255,255,255,0.8); display: flex; align-items: center; gap: 8px; }
.hero-metrics i { color: var(--accent); }

/* ===== SECTION COMMON ===== */
.section { padding: 100px 0; }
.section-label { display: inline-block; padding: 6px 16px; background: rgba(233,196,106,0.12); color: var(--accent-deep); border-radius: 20px; font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 16px; }
.section-label.dark { background: rgba(233,196,106,0.15); color: var(--accent); }
.section-title { font-size: 36px; font-weight: 800; line-height: 1.3; margin-bottom: 16px; letter-spacing: 0.5px; }
.section-subtitle { font-size: 16px; color: var(--text-muted); max-width: 640px; line-height: 1.8; }
.section-head { margin-bottom: 50px; }
.section-head.center { text-align: center; }
.section-head.center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ===== INTRO ===== */
.intro-section { background: var(--bg-light); }
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.intro-content .section-title { font-size: 32px; }
.intro-text { color: var(--text-muted); font-size: 15px; line-height: 1.9; margin-top: 20px; }
.intro-points { display: grid; gap: 16px; margin-top: 30px; }
.intro-point { display: flex; gap: 14px; align-items: flex-start; background: #fff; padding: 18px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); transition: var(--transition); }
.intro-point:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.intro-point .point-icon { width: 40px; height: 40px; flex-shrink: 0; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #1a1a2e; font-size: 16px; }
.intro-point h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.intro-point p { font-size: 14px; color: var(--text-muted); }
.intro-visual { position: relative; }
.intro-visual img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; height: 480px; object-fit: cover; }
.intro-visual .exp-tag { position: absolute; bottom: -18px; right: 24px; background: var(--primary); color: #fff; padding: 12px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-md); font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.intro-visual .exp-tag i { color: var(--accent); }

/* ===== CATEGORIES ===== */
.categories-section { background: #fff; }
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.category-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); background: #fff; border: 1px solid var(--border); display: block; }
.category-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-8px); }
.category-card .card-img { position: relative; height: 220px; overflow: hidden; }
.category-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.category-card:hover .card-img img { transform: scale(1.08); }
.category-card .card-img .overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(26,26,46,0.7), transparent 60%); }
.category-card .card-body { padding: 26px 28px 30px; }
.category-card .card-icon { width: 48px; height: 48px; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); border-radius: 14px; display: flex; align-items: center; justify-content: center; color: #1a1a2e; font-size: 20px; margin-bottom: 18px; }
.category-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.category-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.category-card .card-more { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-size: 14px; font-weight: 600; }
.category-card:hover .card-more { color: var(--accent-deep); gap: 10px; }

/* ===== LATEST NEWS ===== */
.latest-section { background: var(--bg-light); }
.news-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.news-card { background: #fff; border-radius: var(--radius-md); padding: 28px 30px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: var(--transition); display: block; }
.news-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: rgba(233,196,106,0.4); }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.news-tag { display: inline-block; padding: 4px 14px; background: rgba(233,196,106,0.15); color: var(--accent-deep); border-radius: 20px; font-size: 12px; font-weight: 600; }
.news-tag.time { background: rgba(100,116,139,0.08); color: var(--text-muted); }
.news-card h3 { font-size: 18px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; transition: color 0.3s; }
.news-card:hover h3 { color: var(--accent-deep); }
.news-card p { font-size: 14px; color: var(--text-muted); line-height: 1.75; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-link { display: block; }
.empty-tip { grid-column: 1/-1; text-align: center; padding: 60px 20px; background: #fff; border-radius: var(--radius-md); color: var(--text-muted); font-size: 16px; box-shadow: var(--shadow-sm); }

/* ===== STATS ===== */
.stats-section { background: linear-gradient(135deg, var(--primary), var(--primary-light)); position: relative; overflow: hidden; }
.stats-section::before { content: ''; position: absolute; width: 500px; height: 500px; border-radius: 50%; background: rgba(233,196,106,0.05); top: -150px; right: -100px; }
.stats-section::after { content: ''; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,0.03); bottom: -80px; left: -60px; }
.stats-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.stat-item { text-align: center; padding: 30px 20px; }
.stat-item .stat-icon { width: 60px; height: 60px; margin: 0 auto 20px; background: rgba(233,196,106,0.15); border-radius: 20px; display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--accent); }
.stat-item .stat-num { font-size: 48px; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 8px; }
.stat-item .stat-label { font-size: 15px; color: rgba(255,255,255,0.7); letter-spacing: 0.5px; }

/* ===== FEATURED ===== */
.featured-section { background: #fff; }
.featured-block { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding: 50px 0; }
.featured-block.reverse .featured-img { order: 2; }
.featured-block.reverse .featured-content { order: 1; }
.featured-img { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.featured-img img { width: 100%; height: 420px; object-fit: cover; transition: transform 0.6s ease; }
.featured-img:hover img { transform: scale(1.04); }
.featured-img .img-badge { position: absolute; top: 20px; left: 20px; background: var(--accent); color: #1a1a2e; padding: 6px 16px; border-radius: 20px; font-size: 13px; font-weight: 600; box-shadow: var(--shadow-sm); }
.featured-content .section-label { margin-bottom: 12px; }
.featured-content h3 { font-size: 28px; font-weight: 800; line-height: 1.4; margin-bottom: 16px; }
.featured-content p { color: var(--text-muted); font-size: 15px; line-height: 1.85; margin-bottom: 20px; }
.featured-features { list-style: none; margin-bottom: 24px; }
.featured-features li { padding: 8px 0; font-size: 15px; color: var(--text-dark); display: flex; align-items: center; gap: 12px; }
.featured-features li i { color: var(--accent-deep); font-size: 14px; }
.featured-divider { height: 2px; background: linear-gradient(90deg, var(--accent), transparent); opacity: 0.2; margin: 20px 0; }

/* ===== STEPS ===== */
.steps-section { background: var(--bg-light); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.step-card { text-align: center; padding: 40px 24px; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: var(--transition); position: relative; }
.step-card:hover { box-shadow: var(--shadow-md); transform: translateY(-5px); }
.step-num { width: 56px; height: 56px; margin: 0 auto 20px; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #1a1a2e; font-size: 22px; font-weight: 700; box-shadow: 0 6px 20px rgba(233,196,106,0.3); }
.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.step-arrow { position: absolute; right: -18px; top: 50%; transform: translateY(-50%); color: var(--accent); font-size: 16px; z-index: 2; }

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 16px; overflow: hidden; transition: var(--transition); background: #fff; }
.faq-item:hover { border-color: rgba(233,196,106,0.5); }
.faq-item.active { box-shadow: var(--shadow-md); border-color: rgba(233,196,106,0.5); }
.faq-q { width: 100%; padding: 22px 28px; display: flex; align-items: center; justify-content: space-between; font-size: 16px; font-weight: 600; color: var(--text-dark); text-align: left; transition: var(--transition); }
.faq-q:hover { color: var(--accent-deep); }
.faq-q .faq-icon { width: 32px; height: 32px; border-radius: 50%; background: var(--bg-light); display: flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; transition: var(--transition); }
.faq-item.active .faq-icon { background: var(--accent); color: #1a1a2e; transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-a-inner { padding: 0 28px 24px; color: var(--text-muted); font-size: 15px; line-height: 1.8; }

/* ===== CTA ===== */
.cta-section { position: relative; padding: 120px 0; text-align: center; }
.cta-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(26,26,46,0.93), rgba(22,33,62,0.88)); }
.cta-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; color: #fff; }
.cta-inner h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.cta-inner p { font-size: 16px; color: rgba(255,255,255,0.8); margin-bottom: 32px; line-height: 1.8; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
.site-footer { background: #0f151c; color: rgba(255,255,255,0.6); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 50px; margin-bottom: 50px; }
.footer-brand .logo { color: #fff; font-size: 20px; }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-top: 16px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 20px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.6); transition: var(--transition); }
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 30px; text-align: center; font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 1024px) {
  .header-inner { gap: 16px; }
  .header-search { flex: 0 1 340px; }
  .main-nav a { padding: 8px 12px; font-size: 13px; }
  .hero h1 { font-size: 44px; }
  .hero { min-height: 80vh; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .step-arrow { display: none; }
  .category-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .category-card .card-body { padding: 20px; }
  .intro-grid { gap: 40px; }
}

@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; height: auto; padding: 12px 0; }
  .logo { font-size: 18px; }
  .logo-icon { width: 32px; height: 32px; font-size: 15px; }
  .header-search { order: 3; flex: 0 0 100%; margin-left: 0; }
  .header-search input { background: rgba(255,255,255,0.08); }
  .main-nav { position: fixed; top: 0; right: -280px; width: 280px; height: 100vh; background: var(--primary); flex-direction: column; align-items: flex-start; padding: 80px 32px 32px; gap: 8px; transition: right 0.3s ease; z-index: 1000; box-shadow: -10px 0 40px rgba(0,0,0,0.3); }
  .main-nav.open { right: 0; }
  .main-nav a { font-size: 16px; padding: 12px 20px; width: 100%; border-radius: 12px; color: rgba(255,255,255,0.8); }
  .main-nav a:hover { background: rgba(255,255,255,0.08); }
  .main-nav a.active { background: var(--accent); color: var(--primary); }
  .nav-toggle { display: inline-flex; }
  .hero { min-height: 75vh; }
  .hero h1 { font-size: 34px; }
  .hero p { font-size: 16px; }
  .hero-metrics { flex-direction: column; gap: 16px; }
  .section { padding: 70px 0; }
  .section-title { font-size: 28px; }
  .intro-grid, .featured-block, .featured-block.reverse { grid-template-columns: 1fr; gap: 32px; }
  .intro-visual img, .featured-img img { height: 320px; }
  .featured-block.reverse .featured-img { order: 0; }
  .featured-block.reverse .featured-content { order: 0; }
  .category-grid { grid-template-columns: 1fr; gap: 24px; }
  .category-card .card-img { height: 200px; }
  .news-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .cta-section { padding: 80px 0; }
  .cta-inner h2 { font-size: 28px; }
}

@media (max-width: 520px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 15px; }
  .hero-inner { padding-top: 80px; padding-bottom: 80px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { justify-content: center; width: 100%; }
  .section-title { font-size: 24px; }
  .stat-item .stat-num { font-size: 36px; }
  .news-card { padding: 20px; }
  .news-card h3 { font-size: 16px; }
  .faq-q { padding: 18px 20px; font-size: 15px; }
  .faq-a-inner { padding: 0 20px 20px; font-size: 14px; }
  .footer-grid { gap: 28px; }
}

/* roulang page: category1 */
:root {
    --brand: #d4af37;
    --brand-hover: #e6c75a;
    --brand-soft: rgba(212, 175, 55, .12);
    --dark: #0f0e17;
    --dark-2: #191826;
    --paper: #f8f6f2;
    --card: #ffffff;
    --text: #1c1c1c;
    --muted: #6b7280;
    --border: #e7e2d8;
    --radius: 18px;
    --radius-sm: 10px;
    --shadow: 0 12px 40px rgba(15, 14, 23, .08);
    --shadow-lg: 0 28px 70px rgba(15, 14, 23, .14);
    --font-sans: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background: var(--paper);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  a, button, input {
    transition: all .25s ease;
  }

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

  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 14, 23, .96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(212, 175, 55, .18);
  }

  .header-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    min-height: 76px;
    padding-top: 12px;
    padding-bottom: 12px;
    flex-wrap: wrap;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.12rem;
    font-weight: 900;
    color: #fff;
    text-decoration: none;
    letter-spacing: .5px;
    white-space: nowrap;
  }

  .logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #d4af37, #a8842a);
    border-radius: 10px;
    color: #0f0e17;
    font-size: 1rem;
    box-shadow: 0 4px 18px rgba(212, 175, 55, .35);
  }

  .header-search {
    flex: 1;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 999px;
    padding: 4px 6px 4px 18px;
    max-width: 460px;
    margin: 0 auto;
  }

  .header-search:focus-within {
    border-color: var(--brand);
    background: rgba(255, 255, 255, .12);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, .15);
  }

  .header-search .search-icon {
    color: rgba(255, 255, 255, .55);
    font-size: .85rem;
    margin-right: 10px;
  }

  .header-search input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-size: .9rem;
    min-width: 0;
  }

  .header-search input::placeholder {
    color: rgba(255, 255, 255, .35);
  }

  .search-btn {
    background: linear-gradient(135deg, #d4af37, #b8962e);
    color: #0f0e17;
    font-weight: 600;
    font-size: .85rem;
    border: none;
    border-radius: 999px;
    padding: 8px 20px;
    cursor: pointer;
    white-space: nowrap;
  }

  .search-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, .35);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .main-nav a {
    color: rgba(255, 255, 255, .75);
    text-decoration: none;
    font-size: .88rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 999px;
    white-space: nowrap;
  }

  .main-nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, .08);
  }

  .main-nav a.active {
    color: #0f0e17;
    background: linear-gradient(135deg, #d4af37, #e6c75a);
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(212, 175, 55, .3);
  }

  .nav-toggle {
    display: none;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 1.4rem;
    cursor: pointer;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    align-items: center;
    justify-content: center;
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, .08);
  }

  .nav-toggle .fa-times {
    display: none;
  }

  .nav-toggle.active .fa-bars {
    display: none;
  }

  .nav-toggle.active .fa-times {
    display: inline;
  }

  /* ===== Page Hero ===== */
  .page-hero {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 120px 0 90px;
    color: #fff;
  }

  .page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(15, 14, 23, .92) 20%, rgba(15, 14, 23, .55) 60%, rgba(15, 14, 23, .35));
  }

  .page-hero .container {
    position: relative;
    z-index: 2;
  }

  .hero-overline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--brand);
    font-weight: 600;
    font-size: .85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    background: rgba(212, 175, 55, .12);
    border: 1px solid rgba(212, 175, 55, .25);
    padding: 6px 16px;
    border-radius: 999px;
  }

  .page-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    max-width: 700px;
    letter-spacing: -1px;
  }

  .page-hero p.lead {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, .85);
    max-width: 620px;
    margin-bottom: 32px;
    line-height: 1.8;
  }

  .hero-badges {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }

  .hero-badges span {
    background: rgba(255, 255, 255, .12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, .18);
    padding: 8px 18px;
    border-radius: 999px;
    font-size: .85rem;
    font-weight: 500;
  }

  /* ===== Section ===== */
  .section {
    padding: 90px 0;
  }

  .section-alt {
    background: #fff;
  }

  .section-head {
    max-width: 640px;
    margin-bottom: 50px;
  }

  .section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .section-head .tag {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--brand);
    background: var(--brand-soft);
    padding: 5px 14px;
    border-radius: 999px;
    margin-bottom: 12px;
  }

  .section-head h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 900;
    line-height: 1.25;
    margin-bottom: 14px;
    letter-spacing: -.5px;
  }

  .section-head p {
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.8;
  }

  /* ===== Stats ===== */
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .stat-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform .3s, box-shadow .3s;
  }

  .stat-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
  }

  .stat-card .icon {
    font-size: 2rem;
    color: var(--brand);
    margin-bottom: 12px;
  }

  .stat-card .num {
    font-size: 2.6rem;
    font-weight: 900;
    line-height: 1.2;
    color: var(--dark);
  }

  .stat-card .label {
    color: var(--muted);
    font-size: .88rem;
    margin-top: 4px;
  }

  /* ===== Cards ===== */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }

  .place-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform .3s, box-shadow .3s;
  }

  .place-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
  }

  .place-card .card-img {
    position: relative;
    height: 220px;
    overflow: hidden;
  }

  .place-card .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .place-card:hover .card-img img {
    transform: scale(1.05);
  }

  .place-card .card-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(15, 14, 23, .25), transparent 60%);
  }

  .card-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: rgba(15, 14, 23, .8);
    backdrop-filter: blur(6px);
    color: #fff;
    font-size: .75rem;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .15);
  }

  .card-body {
    padding: 26px;
  }

  .card-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
  }

  .card-body p {
    color: var(--muted);
    font-size: .9rem;
    line-height: 1.7;
    margin-bottom: 14px;
  }

  .card-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--muted);
    font-size: .82rem;
  }

  .card-meta i {
    color: var(--brand);
    margin-right: 4px;
  }

  .card-link {
    display: inline-block;
    margin-top: 14px;
    color: var(--brand);
    font-weight: 600;
    font-size: .85rem;
    text-decoration: none;
  }

  .card-link:hover {
    color: #a8842a;
    transform: translateX(4px);
  }

  /* ===== Feature split ===== */
  .feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
  }

  .feature-row:last-child {
    margin-bottom: 0;
  }

  .feature-row.reverse .feature-img {
    order: 2;
  }

  .feature-row.reverse .feature-content {
    order: 1;
  }

  .feature-img {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
  }

  .feature-img img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    display: block;
  }

  .feature-content .feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--brand);
    font-weight: 700;
    font-size: .8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
  }

  .feature-content h3 {
    font-size: 1.7rem;
    font-weight: 800;
    margin-bottom: 14px;
    line-height: 1.3;
  }

  .feature-content p {
    color: var(--muted);
    margin-bottom: 16px;
    line-height: 1.8;
  }

  .feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
  }

  .feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: .92rem;
    color: var(--text);
  }

  .feature-list li i {
    color: var(--brand);
    margin-top: 4px;
    font-size: .85rem;
  }

  /* ===== Itinerary ===== */
  .itinerary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .itinerary-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    position: relative;
    box-shadow: var(--shadow);
    transition: transform .3s, box-shadow .3s;
  }

  .itinerary-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
  }

  .itinerary-card .day {
    position: absolute;
    top: -14px;
    left: 32px;
    background: linear-gradient(135deg, #d4af37, #a8842a);
    color: #0f0e17;
    font-weight: 800;
    font-size: .75rem;
    letter-spacing: 1px;
    padding: 4px 16px;
    border-radius: 999px;
    box-shadow: 0 4px 14px rgba(212, 175, 55, .3);
  }

  .itinerary-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 10px 0 12px;
  }

  .itinerary-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 18px;
  }

  .itinerary-card ul li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: .88rem;
    color: var(--muted);
    padding: 5px 0;
  }

  .itinerary-card ul li i {
    color: var(--brand);
    margin-top: 4px;
    font-size: .75rem;
  }

  .itinerary-card .duration {
    display: inline-block;
    background: var(--brand-soft);
    color: #8a6d1f;
    font-size: .78rem;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
  }

  /* ===== Tips ===== */
  .tips-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .tip-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: box-shadow .3s;
  }

  .tip-item:hover {
    box-shadow: var(--shadow);
  }

  .tip-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    background: var(--brand-soft);
    color: #8a6d1f;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
  }

  .tip-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
  }

  .tip-item p {
    font-size: .88rem;
    color: var(--muted);
    line-height: 1.7;
  }

  /* ===== FAQ ===== */
  .faq-wrap {
    max-width: 780px;
    margin: 0 auto;
  }

  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    overflow: hidden;
  }

  .faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    background: transparent;
    border: none;
    padding: 22px 28px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    cursor: pointer;
    text-align: left;
  }

  .faq-q:hover {
    color: var(--brand);
  }

  .faq-q i {
    color: var(--brand);
    transition: transform .3s;
    font-size: .9rem;
  }

  .faq-item.open .faq-q i {
    transform: rotate(180deg);
  }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease;
  }

  .faq-a-inner {
    padding: 0 28px 24px;
    color: var(--muted);
    font-size: .9rem;
    line-height: 1.8;
  }

  /* ===== CTA ===== */
  .cta-section {
    background: var(--dark);
    border-radius: 24px;
    padding: 70px 60px;
    position: relative;
    overflow: hidden;
    color: #fff;
  }

  .cta-section::before {
    content: "";
    position: absolute;
    top: -60%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 175, 55, .15), transparent 65%);
  }

  .cta-section::after {
    content: "";
    position: absolute;
    bottom: -50%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 175, 55, .1), transparent 60%);
  }

  .cta-content {
    position: relative;
    z-index: 2;
  }

  .cta-content h2 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 900;
    margin-bottom: 16px;
  }

  .cta-content p {
    color: rgba(255, 255, 255, .75);
    max-width: 540px;
    margin-bottom: 32px;
    font-size: 1rem;
  }

  .cta-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: 999px;
    font-weight: 600;
    font-size: .9rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
  }

  .btn-primary {
    background: linear-gradient(135deg, #d4af37, #b8962e);
    color: #0f0e17;
    box-shadow: 0 8px 24px rgba(212, 175, 55, .3);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(212, 175, 55, .45);
  }

  .btn-outline-light {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .4);
  }

  .btn-outline-light:hover {
    background: rgba(255, 255, 255, .1);
    border-color: #fff;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: #0c0b14;
    color: rgba(255, 255, 255, .7);
    padding: 70px 0 0;
    margin-top: 100px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }

  .footer-brand .logo {
    margin-bottom: 16px;
  }

  .footer-brand p {
    font-size: .88rem;
    line-height: 1.9;
    max-width: 360px;
  }

  .footer-col h4 {
    color: #fff;
    font-size: .95rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
  }

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

  .footer-col ul li {
    margin-bottom: 12px;
  }

  .footer-col ul a {
    color: rgba(255, 255, 255, .6);
    text-decoration: none;
    font-size: .88rem;
    transition: color .2s;
  }

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

  .footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: .82rem;
    color: rgba(255, 255, 255, .35);
  }

  .footer-bottom a {
    color: rgba(255, 255, 255, .5);
    text-decoration: none;
  }

  .footer-bottom a:hover {
    color: var(--brand);
  }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .header-inner {
      gap: 14px;
    }
    .card-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .itinerary-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .stats-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 768px) {
    .header-inner {
      padding-top: 10px;
      padding-bottom: 10px;
    }
    .nav-toggle {
      display: flex;
      margin-left: auto;
    }
    .main-nav {
      display: none;
      width: 100%;
      flex-direction: column;
      align-items: stretch;
      gap: 4px;
      padding: 14px 0;
      border-top: 1px solid rgba(255, 255, 255, .08);
    }
    .main-nav.open {
      display: flex;
    }
    .main-nav a {
      padding: 14px 20px;
      border-radius: 10px;
      font-size: .95rem;
    }
    .header-search {
      order: 3;
      width: 100%;
      max-width: none;
      margin-top: 4px;
    }
    .section {
      padding: 60px 0;
    }
    .feature-row {
      grid-template-columns: 1fr;
      gap: 32px;
      margin-bottom: 60px;
    }
    .feature-row.reverse .feature-img {
      order: 1;
    }
    .feature-row.reverse .feature-content {
      order: 2;
    }
    .feature-img img {
      height: 260px;
    }
    .tips-grid {
      grid-template-columns: 1fr;
    }
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 40px;
    }
    .cta-section {
      padding: 48px 32px;
    }
    .page-hero {
      padding: 80px 0 60px;
    }
  }

  @media (max-width: 520px) {
    .container {
      padding: 0 18px;
    }
    .stats-grid {
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .stat-card {
      padding: 24px 16px;
    }
    .stat-card .num {
      font-size: 2rem;
    }
    .card-grid {
      grid-template-columns: 1fr;
    }
    .itinerary-grid {
      grid-template-columns: 1fr;
    }
    .logo {
      font-size: .95rem;
    }
    .logo-icon {
      width: 34px;
      height: 34px;
      font-size: .85rem;
    }
    .cta-actions {
      flex-direction: column;
    }
    .btn {
      width: 100%;
      justify-content: center;
    }
  }

/* roulang page: article */
:root {
  --color-night: #0d1524;
  --color-night-800: #162030;
  --color-night-700: #1e2d42;
  --color-gold: #c9a86a;
  --color-gold-light: #e2c891;
  --color-gold-dark: #ad8a4a;
  --color-cream: #f7f4ee;
  --color-ink: #1f2933;
  --color-muted: #6b7280;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-card: 0 6px 28px rgba(13, 21, 36, 0.07);
  --shadow-hover: 0 12px 36px rgba(13, 21, 36, 0.14);
  --transition-base: all 0.3s ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background-color: #ffffff;
  color: var(--color-ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition-base); }
.container { max-width: 1200px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }

/* ===== Header / Nav ===== */
.site-header {
  background: linear-gradient(135deg, #0a111f 0%, #131e31 100%);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid rgba(201, 168, 106, 0.18);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: nowrap;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.16rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: var(--transition-base);
}
.logo:hover { color: var(--color-gold-light); }
.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0d1524;
  font-size: 1.25rem;
  box-shadow: 0 4px 16px rgba(201, 168, 106, 0.35);
  flex-shrink: 0;
}
.header-search {
  flex: 1;
  max-width: 460px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50px;
  padding-left: 42px;
  padding-right: 6px;
  height: 44px;
  transition: var(--transition-base);
}
.header-search:focus-within {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(201, 168, 106, 0.6);
  box-shadow: 0 0 0 3px rgba(201, 168, 106, 0.15);
}
.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.9rem;
  pointer-events: none;
}
.header-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: 0.92rem;
  height: 100%;
  width: 100%;
}
.header-search input::placeholder { color: rgba(255, 255, 255, 0.45); }
.search-btn {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  border: none;
  color: #0d1524;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition-base);
  flex-shrink: 0;
}
.search-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(201, 168, 106, 0.4); }
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.main-nav a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 9px 16px;
  border-radius: 30px;
  transition: var(--transition-base);
  white-space: nowrap;
}
.main-nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
.main-nav a.active {
  color: #0d1524;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(201, 168, 106, 0.3);
}
.nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  width: 42px;
  height: 42px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  transition: var(--transition-base);
}
.nav-toggle:hover { background: rgba(255, 255, 255, 0.15); }
.nav-toggle .fa-times { display: none; }
.nav-toggle.open .fa-bars { display: none; }
.nav-toggle.open .fa-times { display: inline-block; }

@media (max-width: 1024px) {
  .header-inner { flex-wrap: wrap; }
  .header-search {
    order: 3;
    flex: 1 1 100%;
    max-width: 100%;
    margin-top: 4px;
  }
  .main-nav {
    order: 4;
    flex-basis: 100%;
    flex-wrap: wrap;
    display: none;
    padding-top: 6px;
    padding-bottom: 8px;
  }
  .main-nav.open { display: flex; }
  .main-nav a { flex: 1 1 auto; text-align: center; padding: 10px 12px; }
  .nav-toggle { display: flex; }
}

/* ===== Hero / Article Header ===== */
.article-hero {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 64px 0 72px;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 21, 36, 0.82) 0%, rgba(13, 21, 36, 0.68) 60%, rgba(13, 21, 36, 0.85) 100%);
}
.article-hero .container { position: relative; z-index: 1; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255, 255, 255, 0.7); }
.breadcrumb a:hover { color: var(--color-gold-light); }
.breadcrumb .sep { color: rgba(255, 255, 255, 0.3); }
.breadcrumb .current { color: var(--color-gold-light); }
.article-hero h1 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.35;
  max-width: 800px;
  margin: 0 0 20px;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
}
.article-hero-meta {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}
.article-hero-meta .meta-item { display: flex; align-items: center; gap: 7px; }
.article-hero-meta .meta-item i { color: var(--color-gold); }
.article-hero-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.88);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.82rem;
  transition: var(--transition-base);
}
.hero-tag:hover { background: rgba(201, 168, 106, 0.25); border-color: var(--color-gold); color: var(--color-gold-light); }

/* ===== Article Body ===== */
.article-section {
  background: var(--color-cream);
  padding: 48px 0 64px;
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 36px;
  align-items: start;
}
.article-main-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px 44px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(13, 21, 36, 0.05);
}
.article-lead {
  font-size: 1.08rem;
  line-height: 1.9;
  color: #3d4a5c;
  background: linear-gradient(135deg, rgba(201, 168, 106, 0.08), rgba(201, 168, 106, 0.03));
  border-left: 4px solid var(--color-gold);
  border-radius: 0 12px 12px 0;
  padding: 20px 24px;
  margin-bottom: 32px;
  font-weight: 500;
}
.article-content {
  font-size: 1.02rem;
  line-height: 1.9;
  color: #2c3440;
}
.article-content p { margin: 0 0 1.55em; }
.article-content h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-night);
  margin: 2.2em 0 0.85em;
  padding-bottom: 0.4em;
  border-bottom: 2px solid rgba(201, 168, 106, 0.3);
}
.article-content h3 {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--color-night-700);
  margin: 1.8em 0 0.7em;
}
.article-content blockquote {
  background: var(--color-cream);
  border-left: 4px solid var(--color-gold);
  padding: 18px 22px;
  border-radius: 0 12px 12px 0;
  color: #556070;
  font-style: italic;
  margin: 1.8em 0;
}
.article-content ul, .article-content ol {
  margin: 0 0 1.5em 1.4em;
  padding-left: 0.5em;
}
.article-content li { margin-bottom: 0.5em; }
.article-content ul li::marker { color: var(--color-gold); }
.article-content img {
  border-radius: 14px;
  box-shadow: var(--shadow-card);
  margin: 1.5em 0;
}
.article-content a { color: #b08d4a; font-weight: 600; border-bottom: 1px solid rgba(176, 141, 74, 0.3); }
.article-content a:hover { color: var(--color-gold-dark); border-bottom-color: var(--color-gold-dark); }
.article-content code {
  background: #f1f3f5;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.9em;
  color: #c0392b;
}
.article-content pre {
  background: var(--color-night);
  border-radius: 14px;
  padding: 24px;
  overflow-x: auto;
  color: #d4dbe6;
  margin: 1.8em 0;
  font-size: 0.92rem;
}

.article-tag-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(13, 21, 36, 0.08);
}
.article-tag-row .label { font-weight: 700; color: var(--color-night); font-size: 0.9rem; }
.article-tag-row a {
  background: #f1f3f5;
  color: #4a5568;
  font-size: 0.82rem;
  padding: 6px 14px;
  border-radius: 30px;
  transition: var(--transition-base);
}
.article-tag-row a:hover { background: rgba(201, 168, 106, 0.18); color: var(--color-gold-dark); }

/* ===== Sidebar ===== */
.sidebar { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 90px; }
.side-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(13, 21, 36, 0.04);
}
.side-card h3 {
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--color-night);
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid rgba(201, 168, 106, 0.25);
  position: relative;
}
.side-card h3::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 42px;
  height: 2px;
  background: var(--color-gold);
}
.side-summary {
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.8;
  margin: 0;
}
.side-cat-list { list-style: none; padding: 0; margin: 0; }
.side-cat-list li { margin-bottom: 8px; }
.side-cat-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  background: #f9fafb;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-ink);
  transition: var(--transition-base);
}
.side-cat-list a:hover { background: rgba(201, 168, 106, 0.12); color: var(--color-gold-dark); transform: translateX(3px); }
.side-cat-list .fa-chevron-right { font-size: 0.7rem; color: #b0b8c4; }
.side-recommend { list-style: none; padding: 0; margin: 0; }
.side-recommend li { margin-bottom: 14px; }
.side-recommend a {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px;
  border-radius: 12px;
  transition: var(--transition-base);
}
.side-recommend a:hover { background: #f9fafb; }
.side-recommend .thumb {
  width: 64px;
  height: 48px;
  border-radius: 9px;
  object-fit: cover;
  flex-shrink: 0;
  background: #f1f3f5;
}
.side-recommend .info { min-width: 0; }
.side-recommend .info .cat { font-size: 0.75rem; color: var(--color-gold-dark); font-weight: 600; }
.side-recommend .info h4 { font-size: 0.88rem; font-weight: 600; color: var(--color-ink); line-height: 1.45; margin: 3px 0 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.side-recommend .info time { font-size: 0.76rem; color: #9aa5b1; }

/* ===== Not Found ===== */
.not-found-layout {
  max-width: 680px;
  margin: 0 auto;
}
.not-found-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 60px 48px;
  text-align: center;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(13, 21, 36, 0.05);
}
.not-found-card .icon {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(201, 168, 106, 0.2), rgba(201, 168, 106, 0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  color: var(--color-gold-dark);
  margin: 0 auto 24px;
}
.not-found-card h2 { font-size: 1.5rem; font-weight: 800; color: var(--color-night); margin: 0 0 10px; }
.not-found-card p { color: var(--color-muted); font-size: 0.95rem; margin: 0 0 28px; }
.not-found-card .btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: #0d1524;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 30px;
  transition: var(--transition-base);
}
.not-found-card .btn-back:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(201, 168, 106, 0.35); }

/* ===== Related Section ===== */
.related-section {
  background: #fff;
  padding: 64px 0;
}
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-gold-dark);
  background: rgba(201, 168, 106, 0.1);
  padding: 5px 16px;
  border-radius: 30px;
  margin-bottom: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); font-weight: 800; color: var(--color-night); margin: 0 0 10px; }
.section-head p { color: var(--color-muted); font-size: 0.98rem; margin: 0; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.related-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(13, 21, 36, 0.05);
  box-shadow: var(--shadow-card);
  transition: var(--transition-base);
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.related-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #f1f3f5; }
.related-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.related-card:hover .related-thumb img { transform: scale(1.05); }
.related-thumb .cat-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(13, 21, 36, 0.75);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.related-info { padding: 20px 22px 24px; }
.related-info h3 {
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--color-night);
  line-height: 1.5;
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: var(--transition-base);
}
.related-card:hover .related-info h3 { color: var(--color-gold-dark); }
.related-info p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-meta { display: flex; align-items: center; gap: 16px; font-size: 0.8rem; color: #9aa5b1; }
.related-meta span { display: flex; align-items: center; gap: 6px; }
.related-meta i { color: var(--color-gold); }
.empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-muted);
  padding: 48px;
  font-size: 0.95rem;
  background: var(--color-cream);
  border-radius: var(--radius);
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 72px 0;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 21, 36, 0.92) 0%, rgba(13, 21, 36, 0.78) 100%);
}
.cta-inner { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.cta-inner .cta-icon {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #0d1524;
  margin: 0 auto 22px;
  box-shadow: 0 8px 30px rgba(201, 168, 106, 0.4);
}
.cta-inner h2 { color: #fff; font-size: 1.9rem; font-weight: 800; margin: 0 0 14px; }
.cta-inner p { color: rgba(255, 255, 255, 0.75); font-size: 1rem; line-height: 1.8; margin: 0 0 32px; }
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: #0d1524;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 30px;
  border-radius: 50px;
  transition: var(--transition-base);
  border: none;
  cursor: pointer;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201, 168, 106, 0.45); }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 30px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: var(--transition-base);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.16); border-color: var(--color-gold); color: var(--color-gold-light); }

/* ===== Footer ===== */
.site-footer {
  background: #0a111f;
  color: rgba(255, 255, 255, 0.65);
  padding-top: 56px;
}
.site-footer .container { max-width: 1200px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.75; margin: 0; max-width: 340px; }
.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: 0.04em;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 9px; }
.footer-col a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
  transition: var(--transition-base);
}
.footer-col a:hover { color: var(--color-gold-light); padding-left: 4px; }
.footer-bottom {
  padding: 24px 0 26px;
  text-align: center;
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom a { color: rgba(255, 255, 255, 0.55); }
.footer-bottom a:hover { color: var(--color-gold-light); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .article-hero { padding: 48px 0 56px; }
  .article-main-card { padding: 28px 24px; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .cta-section { padding: 56px 0; }
  .cta-inner h2 { font-size: 1.6rem; }
}
@media (max-width: 520px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .header-inner { gap: 10px; }
  .logo { font-size: 1rem; }
  .logo-icon { width: 36px; height: 36px; font-size: 1.05rem; }
  .article-hero h1 { font-size: 1.4rem; }
  .article-hero-meta { gap: 12px; font-size: 0.82rem; }
  .article-main-card { padding: 22px 18px; border-radius: 16px; }
  .article-lead { padding: 16px 18px; font-size: 1rem; }
  .cta-buttons .btn-gold, .cta-buttons .btn-ghost { width: 100%; justify-content: center; }
  .related-info { padding: 16px 18px 20px; }
}

/* roulang page: category2 */
:root {
            --color-primary: #7c3aed;
            --color-primary-dark: #5b21b6;
            --color-accent: #d4a853;
            --color-accent-light: #f0cf85;
            --color-dark: #0f0e17;
            --color-dark-2: #1a1930;
            --color-light: #f8f7fc;
            --color-text: #1e1b2e;
            --color-muted: #6b7280;
            --color-border: #e5e0f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 8px 30px rgba(31, 27, 46, 0.08);
            --shadow-lg: 0 20px 50px rgba(31, 27, 46, 0.14);
            --font-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-display);
            background: var(--color-light);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }

        button {
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 2px 20px rgba(31, 27, 46, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 78px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-accent), #c2410c);
            color: #fff;
            border-radius: 12px;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(212, 168, 83, 0.35);
            transition: transform .3s ease;
        }

        .logo:hover .logo-icon {
            transform: rotate(12deg) scale(1.05);
        }

        .header-search {
            flex: 0 1 360px;
            display: flex;
            align-items: center;
            background: #f3f1f9;
            border: 2px solid transparent;
            border-radius: 999px;
            padding: 4px 6px 4px 18px;
            transition: border-color .25s ease, box-shadow .25s ease;
        }

        .header-search:focus-within {
            border-color: var(--color-primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.12);
        }

        .search-icon {
            color: #9ca3af;
            font-size: 14px;
            margin-right: 10px;
            flex-shrink: 0;
        }

        .header-search input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 14px;
            color: var(--color-text);
            outline: none;
            min-width: 80px;
        }

        .header-search input::placeholder {
            color: #9ca3af;
        }

        .search-btn {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            border: none;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            padding: 8px 18px;
            cursor: pointer;
            transition: box-shadow .25s ease, transform .2s ease;
            flex-shrink: 0;
        }

        .search-btn:hover {
            box-shadow: 0 6px 18px rgba(124, 58, 237, 0.35);
            transform: translateY(-1px);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: #4b5563;
            transition: all .25s ease;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background: rgba(124, 58, 237, 0.08);
        }

        .main-nav a.active {
            color: #fff;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            box-shadow: 0 4px 14px rgba(124, 58, 237, 0.3);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
            border-radius: 10px;
            transition: background .2s ease;
        }

        .nav-toggle:hover {
            background: rgba(124, 58, 237, 0.08);
        }

        .nav-toggle .fa-times {
            display: none;
        }

        /* Hero */
        .page-hero {
            position: relative;
            padding: 120px 0 110px;
            background: linear-gradient(120deg, rgba(15, 14, 23, 0.85) 0%, rgba(124, 58, 237, 0.48) 60%, rgba(212, 168, 83, 0.25) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::after {
            content: "";
            position: absolute;
            right: -60px;
            bottom: -80px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(212, 168, 83, 0.22) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .hero-content {
            max-width: 680px;
            position: relative;
            z-index: 2;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            padding: 8px 20px;
            font-size: 14px;
            color: #f0e6ff;
            margin-bottom: 24px;
        }

        .page-hero h1 {
            font-size: 48px;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }

        .page-hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .btn-primary,
        .btn-ghost,
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            transition: all .25s ease;
            border: none;
            cursor: pointer;
        }

        .btn-primary {
            background: linear-gradient(135deg, #a78bfa, var(--color-primary-dark));
            color: #fff;
            box-shadow: 0 8px 20px rgba(124, 58, 237, 0.35);
        }

        .btn-primary:hover {
            box-shadow: 0 12px 28px rgba(124, 58, 237, 0.45);
            transform: translateY(-2px);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
            backdrop-filter: blur(6px);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.18);
            transform: translateY(-2px);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
            color: #1e1b2e;
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.35);
        }

        .btn-accent:hover {
            box-shadow: 0 12px 30px rgba(212, 168, 83, 0.45);
            transform: translateY(-2px);
        }

        /* Section */
        .section {
            padding: 90px 0;
        }

        .section-label {
            display: inline-block;
            background: rgba(124, 58, 237, 0.1);
            color: var(--color-primary);
            border-radius: 999px;
            padding: 6px 20px;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            color: var(--color-text);
        }

        .section-desc {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 640px;
            line-height: 1.8;
        }

        .section-head {
            margin-bottom: 48px;
            text-align: center;
        }

        .section-head .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* Category cards */
        .category-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px 26px;
            border: 1px solid var(--color-border);
            transition: all .35s ease;
            position: relative;
            overflow: hidden;
        }

        .category-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            opacity: 0;
            transition: opacity .3s ease;
        }

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .category-card:hover::before {
            opacity: 1;
        }

        .category-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(212, 168, 83, 0.2));
            color: var(--color-primary);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 20px;
        }

        .category-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .category-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* Show cards */
        .show-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all .35s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .show-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }

        .show-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: #e5e0f0;
        }

        .show-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .show-card:hover .show-card-img img {
            transform: scale(1.06);
        }

        .show-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15, 14, 23, 0.75);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
        }

        .show-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .show-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .show-card-body p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .show-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--color-muted);
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
        }

        .show-card-meta i {
            color: var(--color-accent);
        }

        /* Dark section */
        .dark-section {
            background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .night-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .night-img-wrap {
            border-radius: var(--radius);
            overflow: hidden;
            position: relative;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
        }

        .night-img-wrap img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        .night-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .night-list li {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .night-list li:last-child {
            border-bottom: none;
        }

        .night-list .num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--color-accent), #a16207);
            color: #fff;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .night-list h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .night-list p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
        }

        /* Feature split */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            padding: 50px 0;
        }

        .feature-img {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-img img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }

        .feature-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            font-size: 15px;
            color: var(--color-text);
        }

        .feature-list li i {
            color: var(--color-primary);
            width: 24px;
            text-align: center;
        }

        /* Tips strip */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .tip-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow);
            transition: all .3s ease;
        }

        .tip-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .tip-card .tip-icon {
            width: 48px;
            height: 48px;
            background: rgba(212, 168, 83, 0.16);
            color: var(--color-accent);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .tip-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .tip-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .3s ease;
        }

        .faq-item:hover {
            box-shadow: var(--shadow);
        }

        .faq-q {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            color: var(--color-text);
            user-select: none;
        }

        .faq-q i {
            transition: transform .3s ease;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .faq-item.open .faq-q i {
            transform: rotate(45deg);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            transition: max-height .4s ease, padding .4s ease;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
        }

        .faq-item.open .faq-a {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        /* CTA */
        .cta-section {
            padding: 90px 0;
            background: linear-gradient(135deg, rgba(15, 14, 23, 0.85) 0%, rgba(124, 58, 237, 0.42) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 38px;
            font-weight: 900;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 34px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 70px;
            padding-bottom: 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 50px;
            margin-bottom: 42px;
        }

        .site-footer .logo {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color .2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .page-hero {
                padding: 90px 0 80px;
            }

            .page-hero h1 {
                font-size: 38px;
            }

            .night-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .feature-row {
                grid-template-columns: 1fr;
                gap: 40px;
                padding: 40px 0;
            }

            .feature-row:nth-child(even) .feature-img {
                order: -1;
            }

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

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                padding-top: 14px;
                padding-bottom: 14px;
            }

            .logo {
                font-size: 15px;
            }

            .header-search {
                order: 3;
                flex: 1 1 100%;
                margin-top: 10px;
            }

            .nav-toggle {
                display: inline-flex;
                margin-left: auto;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
                border-bottom: 1px solid var(--color-border);
                gap: 4px;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 10px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .section {
                padding: 60px 0;
            }

            .section-title {
                font-size: 28px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

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

            .cta-section h2 {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-hero {
                padding: 60px 0 64px;
            }

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

            .page-hero p {
                font-size: 15px;
            }

            .hero-buttons .btn-primary,
            .hero-buttons .btn-ghost,
            .hero-buttons .btn-accent {
                width: 100%;
                justify-content: center;
            }

            .section-title {
                font-size: 24px;
            }

            .category-card {
                padding: 24px 18px;
            }

            .night-img-wrap img {
                height: 260px;
            }

            .feature-img img {
                height: 240px;
            }

            .cta-section {
                padding: 60px 0;
            }

            .cta-section h2 {
                font-size: 24px;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #2b3f8f;
    --primary-dark: #141e3c;
    --primary-light: #eef2ff;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --bg-body: #f8fafc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 12px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 24px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
    --container-max: 1280px;
  }

  html { scroll-behavior: smooth; }

  body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  /* ===== 容器 ===== */
  .container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
  @media (min-width: 640px) {
    .container { padding-left: 1.5rem; padding-right: 1.5rem; }
  }
  @media (min-width: 1024px) {
    .container { padding-left: 2rem; padding-right: 2rem; }
  }

  /* ===== 基础 ===== */
  a { color: inherit; text-decoration: none; transition: color .2s ease; }
  img { display: block; max-width: 100%; }
  button { cursor: pointer; }
  input, button, textarea { font-family: inherit; }

  /* ===== 顶部导航 ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226,232,240,0.8);
    box-shadow: 0 2px 20px rgba(15,23,42,0.04);
  }
  .header-inner {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    height: 72px;
  }
  .logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: 0.3px;
    white-space: nowrap;
  }
  .logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), #4f46e5);
    color: #fff;
    font-size: 0.9rem;
    box-shadow: 0 4px 14px rgba(43,63,143,0.35);
  }
  .header-search {
    flex: 1;
    max-width: 460px;
    display: flex;
    align-items: center;
    background: #f1f5f9;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0 0 0 16px;
    transition: border-color .2s, box-shadow .2s, background .2s;
  }
  .header-search:focus-within {
    background: #fff;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(245,158,11,0.18);
  }
  .header-search .search-icon {
    color: #94a3b8;
    font-size: 0.9rem;
  }
  .header-search input {
    border: 0;
    outline: 0;
    background: transparent;
    padding: 10px 12px;
    flex: 1;
    font-size: 0.95rem;
    color: var(--text-main);
    min-width: 0;
  }
  .header-search input::placeholder { color: #94a3b8; }
  .search-btn {
    background: var(--primary);
    color: #fff;
    border: 0;
    border-radius: 999px;
    padding: 8px 20px;
    font-size: 0.87rem;
    font-weight: 600;
    transition: background .2s, transform .15s;
    white-space: nowrap;
  }
  .search-btn:hover { background: #1e2d5e; }
  .search-btn:active { transform: scale(0.96); }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 0.4rem;
  }
  .main-nav a {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #475569;
    transition: background .2s, color .2s;
    white-space: nowrap;
  }
  .main-nav a:hover {
    color: var(--primary);
    background: var(--primary-light);
  }
  .main-nav a.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(43,63,143,0.3);
  }

  .nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 1.1rem;
    transition: background .2s, border-color .2s;
  }
  .nav-toggle:hover { background: #f1f5f9; }
  .nav-toggle .fa-times { display: none; }
  .nav-toggle.open .fa-bars { display: none; }
  .nav-toggle.open .fa-times { display: inline-block; }

  /* ===== 移动端导航 ===== */
  .mobile-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 20px 30px rgba(15,23,42,0.10);
    padding: 1rem 1.25rem 1.5rem;
    z-index: 99;
  }
  .mobile-nav.open { display: block; }
  .mobile-nav a {
    display: block;
    padding: 12px 16px;
    border-radius: 12px;
    font-weight: 600;
    color: #334155;
    transition: background .2s, color .2s;
  }
  .mobile-nav a:hover { background: var(--primary-light); color: var(--primary); }
  .mobile-nav a.active { background: var(--primary); color: #fff; }

  @media (max-width: 1023px) {
    .header-search { max-width: 300px; }
    .main-nav { display: none; }
    .nav-toggle { display: inline-flex; }
  }
  @media (max-width: 640px) {
    .header-inner { gap: 0.6rem; height: 64px; }
    .logo { font-size: 0.95rem; gap: 0.4rem; }
    .logo-icon { width: 30px; height: 30px; font-size: 0.8rem; border-radius: 8px; }
    .mobile-nav { top: 64px; }
    .header-search { display: none; }
    .search-btn { padding: 7px 16px; font-size: 0.82rem; }
  }

  /* ===== 按钮 ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 12px 28px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.95rem;
    line-height: 1.2;
    border: 0;
    transition: transform .2s, box-shadow .2s, background .2s, color .2s, border-color .2s;
  }
  .btn:active { transform: scale(0.97); }
  .btn-primary {
    background: linear-gradient(135deg, var(--primary), #4f46e5);
    color: #fff;
    box-shadow: 0 6px 20px rgba(43,63,143,0.35);
  }
  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(43,63,143,0.4);
  }
  .btn-accent {
    background: linear-gradient(135deg, var(--accent), #fbbf24);
    color: #141e3c;
    box-shadow: 0 6px 20px rgba(245,158,11,0.3);
  }
  .btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(245,158,11,0.4);
  }
  .btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.65);
  }
  .btn-outline:hover {
    background: rgba(255,255,255,0.12);
    border-color: #fff;
    transform: translateY(-2px);
  }
  .btn-outline-dark {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
  }
  .btn-outline-dark:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
  }

  /* ===== 页面 Hero ===== */
  .page-hero {
    position: relative;
    padding: 150px 0 90px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
  }
  .page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(20,30,60,0.92) 0%, rgba(30,45,94,0.78) 45%, rgba(20,30,60,0.4) 100%);
  }
  .page-hero-content {
    position: relative;
    z-index: 2;
    max-width: 780px;
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(245,158,11,0.15);
    border: 1px solid rgba(245,158,11,0.45);
    color: #fcd34d;
    padding: 6px 18px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    letter-spacing: 0.5px;
  }
  .page-hero h1 {
    color: #fff;
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
  }
  .page-hero p {
    color: rgba(255,255,255,0.85);
    font-size: 1.08rem;
    line-height: 1.8;
    max-width: 620px;
    margin-bottom: 2rem;
  }
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }

  /* ===== 板块通用 ===== */
  .section {
    padding: 5rem 0;
  }
  .section-label {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-hover);
    background: rgba(245,158,11,0.1);
    padding: 5px 14px;
    border-radius: 999px;
    margin-bottom: 0.75rem;
  }
  .section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3rem;
  }
  .section-header h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1.3;
    letter-spacing: -0.3px;
    margin-bottom: 0.75rem;
  }
  .section-header p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.8;
  }

  /* ===== 分类简介 ===== */
  .intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
  }
  .intro-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
  }
  .intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
  }
  .intro-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(20,30,60,0.6) 100%);
  }
  .intro-image-badge {
    position: absolute;
    z-index: 2;
    bottom: 18px;
    left: 18px;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(6px);
    border-radius: 12px;
    padding: 10px 16px;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--primary-dark);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  }
  .intro-content h2 {
    font-size: clamp(1.5rem, 3vw, 2.1rem);
    font-weight: 800;
    line-height: 1.4;
    color: var(--primary-dark);
    margin-bottom: 1rem;
  }
  .intro-content p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.9;
  }
  .intro-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1.5rem;
  }
  .intro-tags span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 7px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #334155;
    box-shadow: var(--shadow-sm);
  }
  .intro-tags i { color: var(--accent); }

  /* ===== 攻略主题卡片 ===== */
  .topics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
  .topic-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: transform .3s, box-shadow .3s;
  }
  .topic-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
  }
  .topic-card-img {
    position: relative;
    height: 180px;
    overflow: hidden;
  }
  .topic-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s;
  }
  .topic-card:hover .topic-card-img img { transform: scale(1.06); }
  .topic-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(20,30,60,0.7) 100%);
  }
  .topic-icon {
    position: absolute;
    z-index: 2;
    top: 14px;
    left: 14px;
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.95);
    border-radius: 12px;
    color: var(--primary);
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  }
  .topic-count {
    position: absolute;
    z-index: 2;
    right: 14px;
    bottom: 14px;
    background: rgba(245,158,11,0.9);
    color: #141e3c;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 999px;
  }
  .topic-card-body {
    padding: 1.5rem;
  }
  .topic-card-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 0.4rem;
  }
  .topic-card-body p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.7;
  }
  .topic-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1rem;
    color: var(--primary);
    font-size: 0.87rem;
    font-weight: 600;
  }
  .topic-card-link i { transition: transform .2s; }
  .topic-card-link:hover i { transform: translateX(4px); }

  /* ===== 精选文章 ===== */
  .featured-section {
    background: linear-gradient(180deg, #f1f5f9 0%, var(--bg-body) 100%);
  }
  .featured-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 980px;
    margin: 0 auto;
  }
  .featured-card {
    display: grid;
    grid-template-columns: 280px 1fr;
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: transform .3s, box-shadow .3s;
  }
  .featured-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
  .featured-card-img {
    position: relative;
    overflow: hidden;
    min-height: 200px;
  }
  .featured-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
  }
  .featured-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: rgba(245,158,11,0.95);
    color: #141e3c;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 999px;
  }
  .featured-card-body {
    padding: 1.8rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .featured-card-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 0.6rem;
    line-height: 1.5;
  }
  .featured-card-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.75;
    margin-bottom: 1rem;
  }
  .featured-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.82rem;
    color: #94a3b8;
    font-weight: 500;
  }
  .featured-meta i { color: var(--accent); }

  /* ===== 流程步骤 ===== */
  .steps-section {
    background: var(--primary-dark);
    position: relative;
    overflow: hidden;
  }
  .steps-section::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -120px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245,158,11,0.15) 0%, transparent 70%);
  }
  .steps-section .section-header h2 { color: #fff; }
  .steps-section .section-header p { color: rgba(255,255,255,0.7); }
  .steps-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.2rem;
    position: relative;
    z-index: 2;
  }
  .step-item {
    text-align: center;
    padding: 2rem 1.2rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    transition: background .3s, transform .3s, border-color .3s;
  }
  .step-item:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-4px);
    border-color: rgba(245,158,11,0.4);
  }
  .step-num {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
    display: block;
    margin-bottom: 0.8rem;
    font-family: Georgia, serif;
  }
  .step-item h3 {
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
  }
  .step-item p {
    color: rgba(255,255,255,0.65);
    font-size: 0.85rem;
    line-height: 1.6;
  }

  /* ===== 数据速览 ===== */
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
  .stat-item {
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 2.2rem 1.5rem;
    text-align: center;
    transition: transform .3s, box-shadow .3s;
  }
  .stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
  .stat-num {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.2;
    display: block;
  }
  .stat-label {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
  }

  /* ===== FAQ ===== */
  .faq-section {
    background: #fff;
  }
  .faq-container {
    max-width: 820px;
    margin: 0 auto;
  }
  .faq-item {
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0;
    margin-bottom: 0.9rem;
    overflow: hidden;
    transition: box-shadow .3s, border-color .3s;
  }
  .faq-item[open] {
    border-color: rgba(245,158,11,0.5);
    box-shadow: 0 4px 16px rgba(245,158,11,0.08);
  }
  .faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.5rem;
    font-weight: 700;
    font-size: 1rem;
    color: var(--primary-dark);
    cursor: pointer;
    list-style: none;
    user-select: none;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--accent);
    font-size: 0.85rem;
    transition: transform .3s;
    flex-shrink: 0;
  }
  .faq-item[open] summary::after { transform: rotate(180deg); }
  .faq-item .faq-answer {
    padding: 0 1.5rem 1.3rem;
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 0.95rem;
    border-top: 1px dashed #e2e8f0;
    margin: 0 1.5rem 0 1.5rem;
    padding-left: 0;
    padding-right: 0;
  }

  /* ===== CTA ===== */
  .cta-section {
    padding: 4.5rem 0;
  }
  .cta-box {
    background: linear-gradient(135deg, var(--primary) 0%, #4f46e5 100%);
    border-radius: var(--radius-xl);
    padding: 3.5rem 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(43,63,143,0.3);
  }
  .cta-box::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(245,158,11,0.2);
  }
  .cta-box::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -40px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
  }
  .cta-box h2 {
    color: #fff;
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 0.8rem;
    position: relative;
    z-index: 2;
  }
  .cta-box p {
    color: rgba(255,255,255,0.8);
    font-size: 1rem;
    max-width: 560px;
    margin: 0 auto 1.8rem;
    position: relative;
    z-index: 2;
  }
  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    position: relative;
    z-index: 2;
  }

  /* ===== 页脚 ===== */
  .site-footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,0.7);
    padding: 4rem 0 0;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 2.5rem;
  }
  .footer-brand .logo {
    color: #fff;
    margin-bottom: 1rem;
  }
  .footer-brand p {
    font-size: 0.92rem;
    line-height: 1.8;
    max-width: 360px;
    margin-top: 0.8rem;
  }
  .footer-col h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    letter-spacing: 0.5px;
  }
  .footer-col ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
  }
  .footer-col ul a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: color .2s, padding-left .2s;
  }
  .footer-col ul a:hover {
    color: var(--accent);
    padding-left: 4px;
  }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.12);
    padding: 1.5rem 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.45);
  }
  .footer-bottom a { color: rgba(255,255,255,0.6); }
  .footer-bottom a:hover { color: var(--accent); }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .topics-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-actions { justify-content: flex-start; }
  }
  @media (max-width: 768px) {
    .section { padding: 3.5rem 0; }
    .intro-grid { grid-template-columns: 1fr; gap: 2rem; }
    .intro-image img { aspect-ratio: 16/10; }
    .featured-card { grid-template-columns: 1fr; }
    .featured-card-img { min-height: 180px; position: relative; }
    .featured-card-img img { position: relative; height: 200px; }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-box { padding: 2.5rem 1.5rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  }
  @media (max-width: 520px) {
    .topics-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    .page-hero { padding: 120px 0 60px; }
    .hero-actions .btn { width: 100%; }
    .cta-actions .btn { width: 100%; }
  }