/* roulang page: index */
:root {
  --primary: #0f0e2e;
  --primary-light: #1a1742;
  --primary-dark: #08071a;
  --accent: #d4a847;
  --accent-light: #e8c56a;
  --accent-dark: #b8922e;
  --bg: #f5f3f0;
  --bg-card: #ffffff;
  --bg-section: #f0ede8;
  --bg-dark: #0f0e2e;
  --text: #1a1a2e;
  --text-light: #555570;
  --text-white: #f8f6f2;
  --text-muted: #8a87a0;
  --border: #e0ddd8;
  --border-light: #f0ede8;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --shadow-sm: 0 2px 8px rgba(15,14,46,0.06);
  --shadow-md: 0 6px 24px rgba(15,14,46,0.08);
  --shadow-lg: 0 16px 48px rgba(15,14,46,0.12);
  --shadow-accent: 0 4px 20px rgba(212,168,71,0.25);
  --spacing-xs: 6px;
  --spacing-sm: 14px;
  --spacing-md: 28px;
  --spacing-lg: 48px;
  --spacing-xl: 72px;
  --spacing-2xl: 100px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; color: var(--text); }
h1 { font-size: clamp(2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.6rem); }
h4 { font-size: 1.15rem; }
p { margin-bottom: 1em; color: var(--text-light); }
.container {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}
.section-padding { padding: var(--spacing-2xl) 0; }
.section-padding-sm { padding: var(--spacing-lg) 0; }
.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}
.section-title h2 { margin-bottom: var(--spacing-sm); }
.section-title p {
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.05rem;
}
.text-accent { color: var(--accent); }
.text-center { text-align: center; }
.bg-dark { background: var(--bg-dark); color: var(--text-white); }
.bg-dark .section-title h2 { color: var(--text-white); }
.bg-dark .section-title p { color: var(--text-muted); }
.bg-section { background: var(--bg-section); }
.bg-card { background: var(--bg-card); }

/* ===== HEADER / NAV ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(15,14,46,0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(212,168,71,0.15);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: rgba(15,14,46,0.98);
  box-shadow: 0 2px 32px rgba(0,0,0,0.4);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.logo i { color: var(--accent); font-size: 1.4rem; }
.logo span { background: linear-gradient(135deg, var(--accent-light), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  color: rgba(248,246,242,0.7);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 30px;
  transition: all var(--transition);
  position: relative;
}
.main-nav a:hover { color: var(--text-white); background: rgba(212,168,71,0.12); }
.main-nav a.active { color: var(--text-white); background: rgba(212,168,71,0.18); }
.main-nav a.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 2px; background: var(--accent); border-radius: 2px; }
.nav-cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark)) !important;
  color: var(--primary-dark) !important;
  font-weight: 600 !important;
  padding: 8px 22px !important;
  border-radius: 30px !important;
  box-shadow: var(--shadow-accent);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 28px rgba(212,168,71,0.35) !important; color: var(--primary-dark) !important; background: linear-gradient(135deg, var(--accent-light), var(--accent)) !important; }
.mobile-toggle { display: none; background: none; border: none; color: var(--text-white); font-size: 1.5rem; cursor: pointer; padding: 6px; }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 0 80px;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, #1f1b4a 100%);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  opacity: 0.2;
  mix-blend-mode: overlay;
  pointer-events: none;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(212,168,71,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; margin: 0 auto; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212,168,71,0.12);
  border: 1px solid rgba(212,168,71,0.2);
  color: var(--accent-light);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 20px;
  border-radius: 30px;
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.3px;
}
.hero-badge i { font-size: 0.75rem; }
.hero h1 {
  color: var(--text-white);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--spacing-sm);
}
.hero h1 .highlight { background: linear-gradient(135deg, var(--accent-light), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p {
  color: rgba(248,246,242,0.7);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-md);
  line-height: 1.7;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--spacing-sm); justify-content: center; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.2;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--primary-dark);
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 36px rgba(212,168,71,0.4); color: var(--primary-dark); }
.btn-outline {
  background: transparent;
  color: var(--text-white);
  border: 1.5px solid rgba(248,246,242,0.25);
}
.btn-outline:hover { background: rgba(248,246,242,0.08); border-color: rgba(248,246,242,0.4); color: var(--text-white); transform: translateY(-2px); }
.btn-sm { padding: 10px 22px; font-size: 0.85rem; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  justify-content: center;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(248,246,242,0.08);
}
.hero-stat-item { text-align: center; }
.hero-stat-item .num { font-size: 1.8rem; font-weight: 800; color: var(--text-white); }
.hero-stat-item .num i { color: var(--accent); font-size: 1.2rem; margin-right: 4px; }
.hero-stat-item .label { font-size: 0.8rem; color: rgba(248,246,242,0.5); margin-top: 2px; }

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--accent); }
.feature-icon {
  width: 60px; height: 60px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(212,168,71,0.12), rgba(212,168,71,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  font-size: 1.6rem;
  color: var(--accent);
}
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; margin-bottom: 0; }

/* ===== CATEGORY ENTRY ===== */
.category-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}
.category-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.category-card .cat-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}
.category-card .cat-body {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.category-card .cat-body h3 { margin-bottom: 6px; font-size: 1.15rem; }
.category-card .cat-body p { font-size: 0.88rem; margin-bottom: var(--spacing-sm); flex: 1; }
.category-card .cat-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: var(--spacing-sm);
  margin-top: auto;
}
.cat-tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 20px;
  background: rgba(212,168,71,0.1);
  color: var(--accent-dark);
  font-size: 0.75rem;
  font-weight: 600;
}

/* ===== LATEST POSTS (CMS) ===== */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}
.post-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.post-card .post-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}
.post-card .post-body {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.post-card .post-body h3 { font-size: 1.1rem; margin-bottom: 6px; }
.post-card .post-body h3 a { color: var(--text); }
.post-card .post-body h3 a:hover { color: var(--accent-dark); }
.post-card .post-body p { font-size: 0.88rem; margin-bottom: var(--spacing-sm); flex: 1; }
.post-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.78rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: var(--spacing-sm);
  margin-top: auto;
}
.post-meta i { margin-right: 4px; }
.post-meta .cat-badge {
  background: rgba(212,168,71,0.1);
  color: var(--accent-dark);
  padding: 2px 10px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.7rem;
}
.empty-posts {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-lg);
  color: var(--text-muted);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
}

/* ===== STATS SECTION ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}
.stat-card {
  text-align: center;
  padding: var(--spacing-md);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-md);
  border: 1px solid rgba(212,168,71,0.08);
  transition: all var(--transition);
}
.stat-card:hover { background: rgba(255,255,255,0.07); border-color: rgba(212,168,71,0.2); }
.stat-card .stat-icon { font-size: 2rem; color: var(--accent); margin-bottom: var(--spacing-xs); }
.stat-card .stat-num { font-size: 2.2rem; font-weight: 800; color: var(--text-white); }
.stat-card .stat-label { font-size: 0.85rem; color: rgba(248,246,242,0.55); margin-top: 2px; }

/* ===== STEPS / PROCESS ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  counter-reset: step;
}
.step-card {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
  position: relative;
}
.step-card::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 1.1rem;
  margin: 0 auto var(--spacing-sm);
}
.step-card h4 { margin-bottom: 6px; font-size: 1rem; }
.step-card p { font-size: 0.85rem; margin-bottom: 0; }
.step-connector { display: none; }

/* ===== FAQ ===== */
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--spacing-sm); }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item:hover { border-color: var(--accent); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  transition: color var(--transition);
  gap: var(--spacing-sm);
}
.faq-question i { color: var(--accent); font-size: 0.85rem; transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer {
  padding: 0 var(--spacing-md) var(--spacing-md);
  font-size: 0.9rem;
  color: var(--text-light);
  display: none;
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }
.faq-item.open { border-color: var(--accent); }

/* ===== CTA ===== */
.cta-section {
  position: relative;
  overflow: hidden;
}
.cta-box {
  background: linear-gradient(135deg, var(--primary), #1f1b4a);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  position: relative;
  border: 1px solid rgba(212,168,71,0.1);
}
.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  opacity: 0.08;
  mix-blend-mode: overlay;
  border-radius: var(--radius-lg);
  pointer-events: none;
}
.cta-box h2 { color: var(--text-white); margin-bottom: var(--spacing-sm); }
.cta-box p { color: rgba(248,246,242,0.65); max-width: 560px; margin: 0 auto var(--spacing-md); }
.cta-box .btn { position: relative; z-index: 2; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--primary-dark);
  border-top: 1px solid rgba(212,168,71,0.06);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid rgba(248,246,242,0.06);
}
.footer-brand .logo { margin-bottom: var(--spacing-sm); }
.footer-brand p { font-size: 0.85rem; color: rgba(248,246,242,0.4); max-width: 320px; }
.footer-col h4 { color: var(--text-white); font-size: 0.9rem; margin-bottom: var(--spacing-sm); }
.footer-col ul li { margin-bottom: 6px; }
.footer-col ul li a { color: rgba(248,246,242,0.45); font-size: 0.85rem; transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  font-size: 0.8rem;
  color: rgba(248,246,242,0.3);
}
.footer-bottom a { color: rgba(248,246,242,0.3); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .category-showcase { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .mobile-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(15,14,46,0.98);
    backdrop-filter: blur(18px);
    flex-direction: column;
    padding: var(--spacing-md);
    gap: 4px;
    border-bottom: 1px solid rgba(212,168,71,0.1);
    transform: translateY(-120%);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { width: 100%; text-align: center; padding: 12px 18px; }
  .nav-cta { width: 100%; text-align: center; }
  .hero { min-height: 80vh; padding: 100px 0 60px; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .hero-stats { gap: var(--spacing-md); }
  .hero-stat-item .num { font-size: 1.4rem; }
  .features-grid { grid-template-columns: 1fr; }
  .category-showcase { grid-template-columns: 1fr; }
  .posts-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-brand p { margin: 0 auto; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .section-padding { padding: var(--spacing-xl) 0; }
  .cta-box { padding: var(--spacing-lg) var(--spacing-md); }
  .faq-question { font-size: 0.9rem; padding: var(--spacing-sm) var(--spacing-md); }
}

@media (max-width: 520px) {
  .header-inner { height: 60px; }
  .logo { font-size: 1.05rem; }
  .hero { min-height: 70vh; padding: 80px 0 40px; }
  .hero h1 { font-size: 1.6rem; }
  .hero p { font-size: 0.9rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; padding: 12px 24px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-sm); }
  .stat-card .stat-num { font-size: 1.6rem; }
  .steps-grid { grid-template-columns: 1fr; }
  .section-padding { padding: var(--spacing-lg) 0; }
  .section-title { margin-bottom: var(--spacing-md); }
  .post-card .post-img { height: 160px; }
  .category-card .cat-img { height: 160px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e8491d;
            --primary-dark: #c73a12;
            --primary-light: #f05a2e;
            --primary-gradient: linear-gradient(135deg, #e8491d 0%, #f07a3a 100%);
            --secondary: #1a2a4a;
            --secondary-light: #2a4068;
            --accent: #f0c040;
            --accent-soft: #fff3d6;
            --bg-body: #f5f6fa;
            --bg-card: #ffffff;
            --bg-dark: #0f1923;
            --bg-dark-card: #1a2a3a;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-muted: #8a8aaa;
            --text-light: #f0f0f8;
            --text-white: #ffffff;
            --border: #e0e0ec;
            --border-light: #f0f0f6;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.07);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.10);
            --shadow-glow: 0 8px 32px rgba(232,73,29,0.25);
            --font-base: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-heading: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 72px;
            --section-space: 80px;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-base);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--primary); }
        button { cursor: pointer; font: inherit; border: none; background: none; }
        input, textarea, select { font: inherit; border: none; outline: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); line-height: 1.3; font-weight: 700; color: var(--text-primary); }
        h1 { font-size: 2.6rem; }
        h2 { font-size: 2.0rem; margin-bottom: 0.6rem; }
        h3 { font-size: 1.35rem; }
        h4 { font-size: 1.1rem; }
        p { margin-bottom: 1rem; color: var(--text-secondary); }
        p:last-child { margin-bottom: 0; }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container { padding: 0 16px; }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--section-space) 0;
            position: relative;
        }
        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }
        .section-header h2 {
            font-size: 2.0rem;
            margin-bottom: 12px;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .section-header p {
            font-size: 1.1rem;
            color: var(--text-muted);
        }
        .section-header .tagline {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--primary-dark);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 30px;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        @media (max-width: 768px) {
            .section { --section-space: 48px; }
            .section-header { margin-bottom: 32px; }
            .section-header h2 { font-size: 1.6rem; }
            .section-header p { font-size: 1rem; }
        }

        /* ===== 按钮系统 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary-gradient);
            color: var(--text-white);
            box-shadow: var(--shadow-glow);
            border-color: transparent;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(232,73,29,0.35);
            color: var(--text-white);
        }
        .btn-primary:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--text-white);
            transform: translateY(-2px);
        }
        .btn-outline:active { transform: translateY(0); }
        .btn-light {
            background: var(--text-white);
            color: var(--primary);
            border-color: var(--text-white);
        }
        .btn-light:hover {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-sm { padding: 8px 18px; font-size: 0.85rem; }
        .btn-lg { padding: 16px 36px; font-size: 1.1rem; }
        @media (max-width: 520px) {
            .btn { padding: 10px 20px; font-size: 0.9rem; }
            .btn-lg { padding: 14px 28px; font-size: 1rem; }
        }

        /* ===== 徽章/标签 ===== */
        .badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 30px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-hot { background: #fee2e2; color: #dc2626; }
        .badge-new { background: #dbeafe; color: #2563eb; }
        .badge-tip { background: #d1fae5; color: #059669; }
        .badge-popular { background: #fef3c7; color: #d97706; }

        /* ===== 标签云 ===== */
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin: 0;
        }
        .tag-list a {
            display: inline-block;
            padding: 6px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .tag-list a:hover {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        /* ===== 卡片通用 ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        /* ===== Header & 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 25, 35, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
            height: var(--header-height);
            transition: background var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .site-header .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.3px;
            flex-shrink: 0;
        }
        .site-header .logo i {
            font-size: 1.6rem;
            color: var(--primary);
            background: rgba(232,73,29,0.15);
            padding: 8px;
            border-radius: 12px;
        }
        .site-header .logo span { color: var(--accent); font-weight: 700; }
        .site-header .logo:hover { color: var(--text-white); }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            color: rgba(255,255,255,0.7);
            transition: all var(--transition);
            position: relative;
        }
        .main-nav a i { font-size: 0.9rem; }
        .main-nav a:hover {
            color: var(--text-white);
            background: rgba(255,255,255,0.06);
        }
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(232,73,29,0.2);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .main-nav a.nav-cta {
            background: var(--primary-gradient);
            color: var(--text-white);
            padding: 8px 22px;
            font-weight: 600;
            box-shadow: var(--shadow-glow);
        }
        .main-nav a.nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(232,73,29,0.4);
            background: var(--primary-gradient);
            color: var(--text-white);
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            background: none;
            border: none;
        }
        .menu-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-white);
            border-radius: 4px;
            transition: all var(--transition);
        }
        .menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
        .menu-toggle.active span:nth-child(2) { opacity: 0; }
        .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

        @media (max-width: 768px) {
            .menu-toggle { display: flex; }
            .main-nav {
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(15, 25, 35, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid rgba(255,255,255,0.06);
                display: none;
                box-shadow: var(--shadow-lg);
            }
            .main-nav.open { display: flex; }
            .main-nav a {
                width: 100%;
                padding: 12px 18px;
                font-size: 1rem;
                justify-content: center;
            }
            .main-nav a.active::after { display: none; }
            .main-nav a.active { background: rgba(232,73,29,0.2); }
            .main-nav a.nav-cta { margin-top: 6px; }
        }

        /* ===== 页面 Banner ===== */
        .page-banner {
            padding: 140px 0 60px;
            background: linear-gradient(135deg, #0f1923 0%, #1a2a4a 50%, #0f1923 100%);
            position: relative;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.12;
            mix-blend-mode: overlay;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(232,73,29,0.08) 0%, transparent 70%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner h1 {
            font-size: 2.8rem;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .page-banner h1 i { color: var(--primary); margin-right: 10px; }
        .page-banner p {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.7);
            max-width: 600px;
            margin: 0 auto 20px;
        }
        .page-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .page-banner .banner-tags span {
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.8);
            padding: 5px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            border: 1px solid rgba(255,255,255,0.06);
        }
        @media (max-width: 768px) {
            .page-banner { padding: 110px 0 40px; min-height: 220px; }
            .page-banner h1 { font-size: 2rem; }
            .page-banner p { font-size: 1rem; }
        }

        /* ===== 分类筛选栏 ===== */
        .filter-bar {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
            position: sticky;
            top: var(--header-height);
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .filter-bar .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }
        .filter-bar .filter-label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-right: 4px;
        }
        .filter-bar .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .filter-bar .filter-group a {
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            background: var(--bg-body);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .filter-bar .filter-group a:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .filter-bar .filter-group a.active {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
        }
        .filter-bar .filter-search {
            margin-left: auto;
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border-radius: 30px;
            padding: 4px 4px 4px 16px;
            border: 1px solid var(--border);
            transition: border var(--transition);
        }
        .filter-bar .filter-search:focus-within {
            border-color: var(--primary);
        }
        .filter-bar .filter-search input {
            background: transparent;
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--text-primary);
            min-width: 160px;
        }
        .filter-bar .filter-search button {
            background: var(--primary);
            color: var(--text-white);
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: background var(--transition);
        }
        .filter-bar .filter-search button:hover { background: var(--primary-dark); }
        @media (max-width: 768px) {
            .filter-bar .container { flex-direction: column; align-items: stretch; }
            .filter-bar .filter-search { margin-left: 0; }
            .filter-bar .filter-search input { min-width: 100px; flex: 1; }
        }

        /* ===== 攻略卡片网格 ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .guide-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }
        .guide-card .card-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-dark);
        }
        .guide-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .guide-card:hover .card-thumb img { transform: scale(1.05); }
        .guide-card .card-thumb .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
        }
        .guide-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .guide-card .card-body .meta i { margin-right: 3px; }
        .guide-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .guide-card .card-body h3 a { color: var(--text-primary); }
        .guide-card .card-body h3 a:hover { color: var(--primary); }
        .guide-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }
        .guide-card .card-body .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }
        .guide-card .card-body .card-footer .tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .guide-card .card-body .card-footer .tags a {
            font-size: 0.75rem;
            padding: 2px 10px;
            border-radius: 30px;
            background: var(--bg-body);
            color: var(--text-muted);
        }
        .guide-card .card-body .card-footer .tags a:hover { background: var(--primary); color: var(--text-white); }
        .guide-card .card-body .card-footer .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .guide-card .card-body .card-footer .read-more:hover { gap: 8px; }

        @media (max-width: 1024px) {
            .guide-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
        }
        @media (max-width: 600px) {
            .guide-grid { grid-template-columns: 1fr; gap: 16px; }
        }

        /* ===== 特色攻略区块（横向） ===== */
        .featured-guide {
            background: var(--bg-dark);
            padding: 60px 0;
            color: var(--text-white);
        }
        .featured-guide .section-header h2 {
            background: none;
            -webkit-text-fill-color: var(--text-white);
            color: var(--text-white);
        }
        .featured-guide .section-header p { color: rgba(255,255,255,0.6); }
        .featured-guide .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .featured-guide .featured-item {
            display: flex;
            gap: 20px;
            background: rgba(255,255,255,0.04);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid rgba(255,255,255,0.06);
            transition: all var(--transition);
        }
        .featured-guide .featured-item:hover {
            background: rgba(255,255,255,0.08);
            transform: translateY(-3px);
        }
        .featured-guide .featured-item .fi-icon {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            background: rgba(232,73,29,0.15);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--primary);
        }
        .featured-guide .featured-item .fi-body h4 {
            font-size: 1.05rem;
            color: var(--text-white);
            margin-bottom: 4px;
        }
        .featured-guide .featured-item .fi-body p {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.55);
            margin: 0;
        }
        @media (max-width: 768px) {
            .featured-guide .featured-grid { grid-template-columns: 1fr; }
        }

        /* ===== 热门排行 ===== */
        .rank-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            padding: 16px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .rank-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .rank-item .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .rank-item .rank-num.gold { background: #fef3c7; color: #d97706; }
        .rank-item .rank-num.silver { background: #f1f5f9; color: #64748b; }
        .rank-item .rank-num.bronze { background: #fee2e2; color: #b91c1c; }
        .rank-item .rank-num.normal { background: var(--bg-body); color: var(--text-muted); }
        .rank-item .rank-info { flex: 1; }
        .rank-item .rank-info h4 { font-size: 1rem; margin-bottom: 2px; }
        .rank-item .rank-info p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
        .rank-item .rank-info .stars { color: var(--accent); font-size: 0.9rem; }
        .rank-item .rank-visits {
            font-size: 0.82rem;
            color: var(--text-muted);
            white-space: nowrap;
        }
        @media (max-width: 768px) {
            .rank-list { grid-template-columns: 1fr; }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-md); }
        .faq-item .faq-q {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--text-primary);
            gap: 16px;
            user-select: none;
        }
        .faq-item .faq-q i { color: var(--primary); font-size: 1.2rem; transition: transform var(--transition); }
        .faq-item.active .faq-q i { transform: rotate(45deg); }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-a { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-gradient);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.06;
            mix-blend-mode: overlay;
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 {
            color: var(--text-white);
            font-size: 2.2rem;
            margin-bottom: 12px;
            -webkit-text-fill-color: var(--text-white);
            background: none;
        }
        .cta-section p {
            color: rgba(255,255,255,0.8);
            font-size: 1.1rem;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        .cta-section .btn-group .btn-light:hover { background: var(--text-white); color: var(--primary); }
        .cta-section .btn-group .btn-outline-light {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255,255,255,0.5);
        }
        .cta-section .btn-group .btn-outline-light:hover {
            background: rgba(255,255,255,0.1);
            border-color: var(--text-white);
        }
        @media (max-width: 768px) {
            .cta-section h2 { font-size: 1.6rem; }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 60px 0 0;
            border-top: 1px solid rgba(255,255,255,0.04);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .site-footer .footer-brand .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .site-footer .footer-brand .logo i { color: var(--primary); font-size: 1.5rem; }
        .site-footer .footer-brand .logo span { color: var(--accent); }
        .site-footer .footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.5); max-width: 320px; }
        .site-footer .footer-col h4 {
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: 16px;
            font-weight: 600;
        }
        .site-footer .footer-col ul li { margin-bottom: 10px; }
        .site-footer .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }
        .site-footer .footer-col ul li a:hover { color: var(--primary); }
        .site-footer .footer-bottom {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }
        .site-footer .footer-bottom a { color: rgba(255,255,255,0.5); }
        .site-footer .footer-bottom a:hover { color: var(--primary); }
        @media (max-width: 768px) {
            .site-footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .site-footer .footer-brand { grid-column: 1 / -1; }
        }
        @media (max-width: 520px) {
            .site-footer .footer-grid { grid-template-columns: 1fr; }
            .site-footer .footer-bottom { flex-direction: column; text-align: center; }
        }

        /* ===== 分页 ===== */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 48px;
            flex-wrap: wrap;
        }
        .pagination a, .pagination span {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 44px;
            height: 44px;
            padding: 0 12px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            background: var(--bg-card);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .pagination a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-card);
        }
        .pagination .active {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
        }
        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== 辅助类 ===== */
        .text-center { text-align: center; }
        .mb-0 { margin-bottom: 0; }
        .mt-24 { margin-top: 24px; }
        .gap-8 { gap: 8px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

        /* 动画 */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .anim-fade-up { animation: fadeInUp 0.6s ease forwards; }
        .anim-delay-1 { animation-delay: 0.1s; }
        .anim-delay-2 { animation-delay: 0.2s; }
        .anim-delay-3 { animation-delay: 0.3s; }
        .anim-delay-4 { animation-delay: 0.4s; }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #7C3AED;
            --primary-light: #A78BFA;
            --primary-dark: #5B21B6;
            --secondary: #F59E0B;
            --secondary-light: #FCD34D;
            --accent: #EC4899;
            --bg: #F5F3FF;
            --bg-card: #FFFFFF;
            --bg-dark: #1E1B2E;
            --bg-soft: #EDE9FE;
            --text: #1F2937;
            --text-light: #6B7280;
            --text-white: #F9FAFB;
            --border: #E5E7EB;
            --radius: 16px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow: 0 4px 20px rgba(124, 58, 237, 0.10);
            --shadow-lg: 0 12px 40px rgba(124, 58, 237, 0.18);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text); }
        h1 { font-size: 2.4rem; }
        h2 { font-size: 1.8rem; }
        h3 { font-size: 1.3rem; }
        h4 { font-size: 1.1rem; }
        p { margin-bottom: 1rem; }
        .container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
        .container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }
        .section { padding: 80px 0; }
        .section-title { text-align: center; margin-bottom: 48px; }
        .section-title h2 { font-size: 2rem; margin-bottom: 12px; position: relative; display: inline-block; }
        .section-title h2::after { content: ''; display: block; width: 60px; height: 4px; background: var(--primary); border-radius: 4px; margin: 12px auto 0; }
        .section-title p { color: var(--text-light); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }
        .text-center { text-align: center; }

        /* ===== 按钮 ===== */
        .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px; border-radius: 50px; font-weight: 600; font-size: 1rem; border: none; cursor: pointer; transition: var(--transition); text-decoration: none; line-height: 1.4; }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(124, 58, 237, 0.45); color: #fff; }
        .btn-secondary { background: var(--secondary); color: #1e1b2e; box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35); }
        .btn-secondary:hover { background: #D97706; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245, 158, 11, 0.45); color: #1e1b2e; }
        .btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
        .btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .btn-lg { padding: 16px 44px; font-size: 1.1rem; }
        .btn-sm { padding: 8px 20px; font-size: 0.9rem; }
        .btn-block { width: 100%; justify-content: center; }
        .btn:focus-visible { outline: 3px solid var(--primary-light); outline-offset: 2px; }

        /* ===== 标签 ===== */
        .badge { display: inline-flex; align-items: center; padding: 4px 14px; border-radius: 50px; font-size: 0.8rem; font-weight: 600; background: var(--bg-soft); color: var(--primary); }
        .badge-secondary { background: #FEF3C7; color: #D97706; }
        .badge-accent { background: #FCE7F3; color: #EC4899; }
        .badge-sm { padding: 2px 10px; font-size: 0.7rem; }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            background: rgba(255,255,255,0.92); backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(124,58,237,0.08);
            height: var(--nav-height); transition: var(--transition);
        }
        .site-header.scrolled { box-shadow: 0 2px 30px rgba(124,58,237,0.10); }
        .header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-height); }
        .logo { display: flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 800; color: var(--primary); text-decoration: none; }
        .logo i { font-size: 1.5rem; }
        .logo span { color: var(--text); }
        .logo:hover { color: var(--primary); opacity: 0.9; }

        .main-nav { display: flex; align-items: center; gap: 6px; }
        .main-nav a {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 8px 18px; border-radius: 50px;
            font-size: 0.95rem; font-weight: 500; color: var(--text);
            text-decoration: none; transition: var(--transition);
            position: relative;
        }
        .main-nav a:hover { background: var(--bg-soft); color: var(--primary); }
        .main-nav a.active { background: var(--primary); color: #fff; }
        .main-nav a.active:hover { background: var(--primary-dark); }
        .main-nav a.nav-cta { background: var(--secondary); color: #1e1b2e; font-weight: 700; }
        .main-nav a.nav-cta:hover { background: #D97706; transform: translateY(-1px); box-shadow: 0 4px 14px rgba(245,158,11,0.35); }
        .nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
        .nav-toggle span { display: block; width: 26px; height: 3px; background: var(--text); border-radius: 4px; transition: var(--transition); }
        .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
        .nav-toggle.active span:nth-child(2) { opacity: 0; }
        .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

        /* ===== 面包屑 ===== */
        .breadcrumb { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 16px 0; font-size: 0.9rem; color: var(--text-light); }
        .breadcrumb a { color: var(--text-light); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb .sep { color: #ccc; }
        .breadcrumb .current { color: var(--primary); font-weight: 600; }

        /* ===== 文章 Banner ===== */
        .article-banner {
            position: relative; padding: 140px 0 60px; margin-top: var(--nav-height);
            background: linear-gradient(135deg, #1E1B2E 0%, #2D1B69 50%, #1E1B2E 100%);
            overflow: hidden;
        }
        .article-banner::before {
            content: ''; position: absolute; inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.2; mix-blend-mode: overlay;
        }
        .article-banner .container { position: relative; z-index: 2; }
        .article-banner .badge { margin-bottom: 16px; background: rgba(255,255,255,0.15); color: #fff; backdrop-filter: blur(4px); }
        .article-banner h1 { color: #fff; font-size: 2.6rem; max-width: 860px; margin-bottom: 16px; text-shadow: 0 2px 20px rgba(0,0,0,0.3); }
        .article-meta { display: flex; flex-wrap: wrap; gap: 20px; color: rgba(255,255,255,0.8); font-size: 0.95rem; margin-top: 20px; }
        .article-meta span { display: inline-flex; align-items: center; gap: 6px; }
        .article-meta i { color: var(--secondary); }

        /* ===== 文章主体 ===== */
        .article-main { padding: 60px 0 80px; }
        .article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
        .article-content { background: var(--bg-card); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); }
        .article-content .content-body { font-size: 1.05rem; line-height: 1.9; color: var(--text); }
        .article-content .content-body p { margin-bottom: 1.2rem; }
        .article-content .content-body h2, .article-content .content-body h3 { margin-top: 2rem; margin-bottom: 0.8rem; }
        .article-content .content-body ul, .article-content .content-body ol { margin-bottom: 1.2rem; padding-left: 1.5rem; }
        .article-content .content-body ul { list-style: disc; }
        .article-content .content-body ol { list-style: decimal; }
        .article-content .content-body li { margin-bottom: 0.4rem; }
        .article-content .content-body img { border-radius: var(--radius-sm); margin: 1.5rem 0; }
        .article-content .content-body blockquote { border-left: 4px solid var(--primary); background: var(--bg-soft); padding: 16px 24px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 1.5rem 0; }
        .article-content .content-body a { color: var(--primary); text-decoration: underline; }
        .article-content .content-body a:hover { color: var(--primary-dark); }

        .article-footer-bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); }
        .article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
        .article-tags .tag { padding: 4px 14px; border-radius: 50px; background: var(--bg-soft); color: var(--primary); font-size: 0.8rem; font-weight: 500; transition: var(--transition); }
        .article-tags .tag:hover { background: var(--primary); color: #fff; }
        .article-share { display: flex; gap: 10px; }
        .article-share a { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--bg-soft); color: var(--text-light); transition: var(--transition); }
        .article-share a:hover { background: var(--primary); color: #fff; }

        /* ===== 侧边栏 ===== */
        .article-sidebar { display: flex; flex-direction: column; gap: 32px; }
        .sidebar-card { background: var(--bg-card); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
        .sidebar-card h3 { font-size: 1.1rem; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--bg-soft); display: flex; align-items: center; gap: 8px; }
        .sidebar-card h3 i { color: var(--primary); }
        .sidebar-list li { padding: 10px 0; border-bottom: 1px solid var(--border); }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list a { display: flex; gap: 12px; align-items: flex-start; color: var(--text); font-size: 0.9rem; }
        .sidebar-list a:hover { color: var(--primary); }
        .sidebar-list .thumb { width: 60px; height: 60px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; background: var(--bg-soft); }
        .sidebar-list .info { flex: 1; }
        .sidebar-list .info .title { font-weight: 600; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.4; }
        .sidebar-list .info .date { font-size: 0.75rem; color: var(--text-light); margin-top: 4px; }

        .sidebar-tags { display: flex; flex-wrap: wrap; gap: 8px; }
        .sidebar-tags a { padding: 6px 16px; border-radius: 50px; background: var(--bg-soft); color: var(--text); font-size: 0.8rem; transition: var(--transition); }
        .sidebar-tags a:hover { background: var(--primary); color: #fff; }

        /* ===== 没有找到文章 ===== */
        .not-found-wrap { text-align: center; padding: 100px 0; }
        .not-found-wrap i { font-size: 4rem; color: var(--text-light); margin-bottom: 20px; display: block; }
        .not-found-wrap h2 { font-size: 1.8rem; margin-bottom: 12px; }
        .not-found-wrap p { color: var(--text-light); margin-bottom: 24px; }

        /* ===== 相关文章 ===== */
        .related-section { background: var(--bg-card); }
        .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .related-card { border-radius: var(--radius); overflow: hidden; background: var(--bg-card); box-shadow: var(--shadow); transition: var(--transition); border: 1px solid var(--border); }
        .related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
        .related-card .card-img { width: 100%; height: 180px; object-fit: cover; }
        .related-card .card-body { padding: 20px; }
        .related-card .card-body h4 { font-size: 1rem; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .related-card .card-body p { font-size: 0.85rem; color: var(--text-light); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 0; }
        .related-card .card-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; font-size: 0.75rem; color: var(--text-light); }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item { background: var(--bg-card); border-radius: var(--radius-sm); margin-bottom: 12px; box-shadow: 0 2px 10px rgba(0,0,0,0.04); border: 1px solid var(--border); overflow: hidden; transition: var(--transition); }
        .faq-item:hover { box-shadow: var(--shadow); }
        .faq-question { padding: 18px 24px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-size: 1rem; transition: var(--transition); }
        .faq-question:hover { background: var(--bg-soft); }
        .faq-question i { transition: var(--transition); color: var(--primary); }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; padding: 0 24px; }
        .faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 18px; }
        .faq-answer p { margin-bottom: 0; color: var(--text-light); font-size: 0.95rem; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #6D28D9 100%);
            position: relative; overflow: hidden;
        }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat; opacity: 0.08; mix-blend-mode: overlay; }
        .cta-section .container { position: relative; z-index: 2; text-align: center; padding: 80px 24px; }
        .cta-section h2 { color: #fff; font-size: 2.2rem; margin-bottom: 16px; }
        .cta-section p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 600px; margin: 0 auto 32px; }
        .cta-section .btn { font-size: 1.1rem; padding: 16px 44px; }

        /* ===== 页脚 ===== */
        .site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.8); padding: 60px 0 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08); }
        .footer-brand .logo { color: #fff; font-size: 1.2rem; margin-bottom: 16px; }
        .footer-brand .logo span { color: var(--secondary); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 360px; }
        .footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; font-weight: 600; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: var(--transition); display: inline-flex; align-items: center; gap: 6px; }
        .footer-col ul a:hover { color: var(--secondary); transform: translateX(4px); }
        .footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; font-size: 0.85rem; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 12px; }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: var(--secondary); }

        /* ===== 移动端响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .article-layout { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .nav-toggle { display: flex; }
            .main-nav { position: fixed; top: var(--nav-height); left: 0; right: 0; background: rgba(255,255,255,0.98); backdrop-filter: blur(16px); flex-direction: column; padding: 20px; gap: 8px; transform: translateY(-120%); opacity: 0; transition: var(--transition); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lg); }
            .main-nav.open { transform: translateY(0); opacity: 1; }
            .main-nav a { width: 100%; justify-content: center; padding: 12px 18px; }
            .article-banner h1 { font-size: 1.8rem; }
            .article-banner { padding: 120px 0 40px; }
            .article-content { padding: 24px; }
            .section { padding: 50px 0; }
            .section-title h2 { font-size: 1.5rem; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.4rem; }
            .cta-section h2 { font-size: 1.6rem; }
            .cta-section .container { padding: 50px 24px; }
            .article-main { padding: 40px 0 50px; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .article-banner h1 { font-size: 1.4rem; }
            .article-meta { gap: 12px; font-size: 0.8rem; flex-wrap: wrap; }
            .article-content { padding: 16px; }
            .btn { padding: 10px 24px; font-size: 0.9rem; }
            .btn-lg { padding: 14px 32px; font-size: 1rem; }
            .section { padding: 40px 0; }
            .section-title { margin-bottom: 28px; }
            .sidebar-card { padding: 20px; }
            .article-footer-bar { flex-direction: column; gap: 16px; align-items: flex-start; }
        }

        /* ===== 工具类 ===== */
        .mt-1 { margin-top: 0.5rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-3 { margin-top: 1.5rem; }
        .mt-4 { margin-top: 2rem; }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .gap-1 { gap: 0.5rem; }
        .gap-2 { gap: 1rem; }
        .flex { display: flex; }
        .flex-wrap { flex-wrap: wrap; }
        .items-center { align-items: center; }
        .justify-between { justify-content: space-between; }
        .text-light { color: var(--text-light); }
        .text-primary { color: var(--primary); }