/* roulang page: index */
:root {
  --primary: #6d5cff;
  --primary-dark: #5745f0;
  --primary-light: #8b7bff;
  --accent: #00d9c0;
  --accent-dark: #00b8a3;
  --gold: #ffb547;
  --dark: #141428;
  --dark-light: #1e1e34;
  --bg: #ffffff;
  --bg-alt: #f6f5fc;
  --text: #222240;
  --text-weak: #6f6f8a;
  --border: #e8e8f2;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(20, 20, 40, 0.06);
  --shadow: 0 12px 32px rgba(20, 20, 40, 0.12);
  --shadow-lg: 0 24px 60px rgba(20, 20, 40, 0.18);
  --container: 1200px;
  --header-h: 76px;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif; font-size: 16px; line-height: 1.7; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button, input { font: inherit; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--dark); color: #fff; position: relative; overflow: hidden; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-tag { display: inline-block; background: rgba(109, 92, 255, 0.08); color: var(--primary); padding: 6px 18px; border-radius: 999px; font-size: 14px; font-weight: 600; letter-spacing: 0.02em; }
.section-title { font-size: clamp(28px, 4vw, 40px); font-weight: 800; margin: 16px 0 12px; line-height: 1.2; color: var(--text); }
.section-dark .section-title { color: #fff; }
.section-desc { color: var(--text-weak); font-size: 16px; line-height: 1.8; }
.section-dark .section-desc { color: rgba(255, 255, 255, 0.65); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: 999px; font-size: 15px; font-weight: 600; text-decoration: none; border: none; cursor: pointer; transition: var(--transition); line-height: 1.4; white-space: nowrap; }
.btn:focus-visible { outline: 3px solid rgba(109, 92, 255, 0.45); outline-offset: 3px; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(109, 92, 255, 0.35); }
.btn-outline-primary { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-outline-primary:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255, 255, 255, 0.6); }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; transform: translateY(-2px); }
.btn-lg { padding: 16px 38px; font-size: 16px; }
.btn-sm { padding: 9px 20px; font-size: 14px; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.93); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 800; font-size: 20px; flex-shrink: 0; }
.logo-mark { width: 38px; height: 38px; border-radius: 12px; background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 19px; font-weight: 800; box-shadow: 0 4px 14px rgba(109, 92, 255, 0.35); }
.logo-text { letter-spacing: -0.01em; }
.site-nav { display: flex; align-items: center; gap: 6px; }
.nav-link { display: inline-flex; align-items: center; padding: 9px 18px; border-radius: 999px; font-size: 15px; font-weight: 500; color: var(--text-weak); text-decoration: none; transition: var(--transition); white-space: nowrap; }
.nav-link:hover { color: var(--primary); background: rgba(109, 92, 255, 0.06); }
.nav-link.active { color: var(--primary); background: rgba(109, 92, 255, 0.1); font-weight: 600; }
.header-tools { display: flex; align-items: center; gap: 14px; }
.search-box { position: relative; }
.search-input { height: 42px; width: 150px; border-radius: 999px; border: 1.5px solid var(--border); background: var(--bg-alt); padding: 0 42px 0 16px; font-size: 14px; outline: none; transition: var(--transition); color: var(--text); }
.search-input:focus { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px rgba(109, 92, 255, 0.12); width: 200px; }
.search-input::placeholder { color: #a0a0b8; }
.search-btn { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; border-radius: 50%; border: none; background: var(--primary); color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.search-btn:hover { background: var(--primary-dark); }
.search-btn svg { width: 14px; height: 14px; }
.mobile-toggle { display: none; width: 42px; height: 42px; border: none; background: transparent; flex-direction: column; gap: 5px; align-items: center; justify-content: center; cursor: pointer; padding: 0; border-radius: 8px; }
.mobile-toggle:hover { background: var(--bg-alt); }
.mobile-toggle span { display: block; width: 20px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--transition); }
.mobile-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle.open span:nth-child(2) { opacity: 0; }
.mobile-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero { position: relative; min-height: 580px; display: flex; align-items: center; background-size: cover; background-position: center; color: #fff; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(20, 20, 40, 0.92) 0%, rgba(20, 20, 40, 0.72) 45%, rgba(109, 92, 255, 0.35) 100%); }
.hero::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 120px; background: linear-gradient(to top, rgba(20, 20, 40, 0.4), transparent); }
.hero-content { position: relative; z-index: 2; max-width: 780px; padding: 80px 0; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.2); padding: 8px 20px; border-radius: 999px; font-size: 14px; font-weight: 500; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.hero-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.hero-title { font-size: clamp(36px, 5.5vw, 60px); line-height: 1.12; font-weight: 800; margin: 24px 0 20px; letter-spacing: -0.02em; }
.hero-title .gradient { background: linear-gradient(120deg, var(--accent), var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-subtitle { font-size: 18px; line-height: 1.85; color: rgba(255, 255, 255, 0.82); max-width: 580px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 48px; margin-top: 56px; flex-wrap: wrap; }
.hero-stat { display: flex; flex-direction: column; gap: 2px; }
.hero-stat b { font-size: 30px; font-weight: 800; line-height: 1.2; }
.hero-stat span { font-size: 14px; color: rgba(255, 255, 255, 0.6); }

.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 26px; transition: var(--transition); position: relative; overflow: hidden; }
.feature-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0; transition: var(--transition); }
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.feature-card:hover::after { opacity: 1; }
.feature-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 20px; background: rgba(109, 92, 255, 0.08); }
.feature-icon.green { background: rgba(0, 217, 192, 0.1); }
.feature-icon.gold { background: rgba(255, 181, 71, 0.1); }
.feature-icon.pink { background: rgba(255, 91, 151, 0.1); }
.feature-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.feature-text { color: var(--text-weak); font-size: 14.5px; line-height: 1.75; }

.category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.category-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; height: 300px; display: block; text-decoration: none; box-shadow: var(--shadow-sm); }
.category-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.category-card:hover img { transform: scale(1.06); }
.category-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20, 20, 40, 0.05) 20%, rgba(20, 20, 40, 0.88) 100%); display: flex; flex-direction: column; justify-content: flex-end; padding: 34px; z-index: 1; }
.category-overlay h3 { color: #fff; font-size: 26px; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.01em; }
.category-overlay p { color: rgba(255, 255, 255, 0.78); font-size: 14px; line-height: 1.7; max-width: 360px; }
.category-arrow { margin-top: 14px; font-size: 14px; font-weight: 600; color: var(--accent); display: inline-flex; align-items: center; gap: 6px; }
.category-arrow .arrow { transition: transform 0.3s ease; }
.category-card:hover .category-arrow .arrow { transform: translateX(5px); }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.post-card { display: flex; flex-direction: column; text-decoration: none; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.post-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.post-cover { height: 180px; overflow: hidden; position: relative; background: var(--bg-alt); }
.post-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.55s ease; }
.post-card:hover .post-cover img { transform: scale(1.05); }
.post-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(20, 20, 40, 0.25)); }
.post-content { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.post-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.post-category { background: rgba(109, 92, 255, 0.08); color: var(--primary); padding: 4px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; }
.post-date { color: var(--text-weak); font-size: 13px; white-space: nowrap; }
.post-title { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; color: var(--text); transition: var(--transition); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-card:hover .post-title { color: var(--primary); }
.post-excerpt { font-size: 14px; color: var(--text-weak); line-height: 1.75; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.empty-text { grid-column: 1 / -1; text-align: center; padding: 60px 20px; color: var(--text-weak); font-size: 16px; background: var(--bg-alt); border-radius: var(--radius); border: 1.5px dashed var(--border); }

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; position: relative; z-index: 1; }
.stat-num { font-size: clamp(34px, 4vw, 48px); font-weight: 800; background: linear-gradient(120deg, var(--accent), var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1.2; }
.stat-label { margin-top: 10px; font-size: 14px; color: rgba(255, 255, 255, 0.65); }

.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; position: relative; }
.steps-grid::before { content: ''; position: absolute; top: 24px; left: 10%; right: 10%; height: 2px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0.15; }
.step-item { text-align: center; position: relative; padding: 0 8px; }
.step-number { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 17px; box-shadow: 0 8px 20px rgba(109, 92, 255, 0.3); position: relative; z-index: 1; }
.step-title { font-size: 18px; font-weight: 700; margin: 20px 0 10px; }
.step-text { font-size: 14px; color: var(--text-weak); line-height: 1.75; }

.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 14px; overflow: hidden; background: #fff; transition: var(--transition); }
.faq-item:hover { border-color: rgba(109, 92, 255, 0.3); }
.faq-item.open { border-color: rgba(109, 92, 255, 0.4); box-shadow: var(--shadow-sm); }
.faq-q { padding: 22px 28px; font-size: 16px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; user-select: none; color: var(--text); }
.faq-icon { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--primary); color: var(--primary); display: inline-flex; flex-shrink: 0; align-items: center; justify-content: center; font-style: normal; font-size: 16px; font-weight: 700; transition: var(--transition); }
.faq-item.open .faq-icon { background: var(--primary); color: #fff; transform: rotate(45deg); }
.faq-a { padding: 0 28px; max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; font-size: 14.5px; color: var(--text-weak); line-height: 1.85; }
.faq-item.open .faq-a { max-height: 320px; padding-bottom: 24px; }

.cta-section { padding: 110px 0; position: relative; background-size: cover; background-position: center; background-attachment: fixed; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: rgba(20, 20, 40, 0.85); }
.cta-box { max-width: 660px; margin: 0 auto; text-align: center; color: #fff; position: relative; z-index: 1; }
.cta-badge { display: inline-block; background: rgba(0, 217, 192, 0.15); border: 1px solid rgba(0, 217, 192, 0.3); color: var(--accent); padding: 6px 16px; border-radius: 999px; font-size: 13px; font-weight: 600; margin-bottom: 20px; }
.cta-title { font-size: clamp(26px, 4vw, 40px); font-weight: 800; line-height: 1.25; }
.cta-desc { font-size: 16px; color: rgba(255, 255, 255, 0.78); margin: 20px 0 34px; line-height: 1.8; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

.site-footer { background: var(--dark); color: rgba(255, 255, 255, 0.7); padding: 64px 0 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.footer-brand .logo { color: #fff; }
.footer-brand p { margin-top: 18px; font-size: 14px; line-height: 1.85; max-width: 380px; color: rgba(255, 255, 255, 0.55); }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: rgba(255, 255, 255, 0.55); text-decoration: none; font-size: 14px; transition: var(--transition); }
.footer-col a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 24px 0 32px; font-size: 13px; color: rgba(255, 255, 255, 0.35); flex-wrap: wrap; gap: 12px; }
.footer-bottom a { color: rgba(255, 255, 255, 0.45); text-decoration: none; }
.footer-bottom a:hover { color: var(--accent); }

@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { gap: 24px; }
  .steps-grid::before { display: none; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 32px; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .mobile-toggle { display: flex; }
  .search-box { display: none; }
  .header-tools .btn { display: none; }
  .site-nav { position: fixed; top: var(--header-h); left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 16px; box-shadow: var(--shadow-lg); transform: translateY(-130%); transition: transform 0.35s ease; border-radius: 0 0 var(--radius) var(--radius); }
  .site-nav.open { transform: translateY(0); }
  .nav-link { padding: 14px 20px; border-radius: 12px; justify-content: center; font-size: 16px; }
  .category-grid { grid-template-columns: 1fr; }
  .category-card { height: 240px; }
  .post-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .hero-stats { gap: 24px; margin-top: 40px; }
  .hero { min-height: 500px; }
  .hero-content { padding: 60px 0; }
  .cta-section { padding: 80px 0; background-attachment: scroll; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 520px) {
  .feature-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .cta-actions .btn { width: 100%; }
  .hero-title { font-size: 34px; }
  .header-tools .btn-sm { display: none; }
  .section-head { margin-bottom: 40px; }
}

/* roulang page: category1 */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #eef2ff;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --ink: #1e293b;
  --ink-soft: #475569;
  --muted: #94a3b8;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --bg-deep: #0f172a;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 12px 40px rgba(30, 41, 59, .08);
  --shadow-lg: 0 24px 60px rgba(30, 41, 59, .12);
  --shadow-primary: 0 12px 30px rgba(99, 102, 241, .28);
  --gap: clamp(1.25rem, 4vw, 3rem);
  --container: 1180px;
  --nav-h: 76px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; line-height: 1.6; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button, input { font-family: inherit; font-size: inherit; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* 导航 */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-wrapper {
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff; font-size: 20px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-primary);
}
.logo-text { font-size: 20px; font-weight: 800; letter-spacing: .5px; color: var(--ink); }
.site-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 18px; border-radius: 999px;
  font-size: 15px; font-weight: 500; color: var(--ink-soft);
  transition: all .25s ease; border: 1px solid transparent;
}
.nav-link i { font-size: 13px; opacity: .7; }
.nav-link:hover { background: var(--bg-soft); color: var(--primary); }
.nav-link.active { background: var(--primary-light); color: var(--primary-dark); font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.search-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 999px; padding: 8px 16px; width: 200px;
  transition: all .25s ease;
}
.search-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(99,102,241,.12); background: #fff; }
.search-box i { color: var(--muted); font-size: 14px; }
.search-box input { border: none; outline: none; background: transparent; width: 100%; font-size: 14px; color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px; border-radius: 999px; font-size: 15px; font-weight: 600;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff; border: none; cursor: pointer; white-space: nowrap;
  box-shadow: var(--shadow-primary); transition: all .28s ease;
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 16px 38px rgba(79,70,229,.35); }
.btn:active { transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); box-shadow: none; }
.btn-outline:hover { background: var(--primary-light); box-shadow: none; transform: translateY(-2px); }
.btn-sm { padding: 8px 16px; font-size: 14px; }
.mobile-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--ink); cursor: pointer; padding: 6px; }

/* 页面首屏 */
.page-hero {
  position: relative; padding: clamp(72px, 10vw, 120px) 0;
  background: linear-gradient(135deg, rgba(15,23,42,.85) 0%, rgba(30,41,59,.7) 60%, rgba(79,70,229,.55) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff; text-align: center;
}
.hero-inner { max-width: 820px; margin: 0 auto; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.25);
  padding: 8px 18px; border-radius: 999px; color: #fff; font-size: 14px; font-weight: 500; backdrop-filter: blur(8px);
  margin-bottom: 22px;
}
.hero-badge i { color: var(--accent); }
.page-hero h1 { font-size: clamp(32px, 5.5vw, 54px); font-weight: 800; line-height: 1.2; letter-spacing: 1px; margin-bottom: 18px; }
.page-hero p { font-size: clamp(15px, 2vw, 18px); line-height: 1.8; color: rgba(255,255,255,.85); margin-bottom: 32px; }
.hero-meta { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; color: rgba(255,255,255,.7); font-size: 14px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; }

/* 通用板块 */
.section { padding: clamp(48px, 7vw, 84px) 0; }
.section-alt { background: var(--bg-soft); }
.section-head { max-width: 720px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--primary-dark); font-weight: 600; font-size: 14px;
  background: var(--primary-light); padding: 6px 16px; border-radius: 999px; margin-bottom: 16px;
}
.section-tag i { font-size: 12px; }
.section-title { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; line-height: 1.25; margin-bottom: 14px; }
.section-subtitle { font-size: 16px; color: var(--ink-soft); line-height: 1.7; }

/* 频道概览 */
.intro-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: var(--gap); align-items: center; }
.intro-content h3 { font-size: 24px; font-weight: 700; margin-bottom: 16px; line-height: 1.4; }
.intro-content p { color: var(--ink-soft); font-size: 16px; line-height: 1.8; margin-bottom: 12px; }
.intro-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.fact-card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 22px 16px; text-align: center; transition: all .3s ease; }
.fact-card:hover { box-shadow: var(--shadow); transform: translateY(-6px); border-color: transparent; }
.fact-card i { font-size: 24px; color: var(--primary); margin-bottom: 10px; }
.fact-card strong { display: block; font-size: 24px; font-weight: 800; color: var(--ink); }
.fact-card span { font-size: 13px; color: var(--muted); }

/* 资讯卡片 */
.news-outer-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
.news-card {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: all .35s ease; display: flex; flex-direction: column;
}
.news-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-8px); border-color: transparent; }
.news-cover { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.news-card:hover .news-cover img { transform: scale(1.06); }
.news-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(15,23,42,.35) 0%, transparent 60%); }
.news-badge {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: rgba(255,255,255,.16); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.3); color: #fff;
  padding: 5px 12px; border-radius: 999px; font-size: 12px; font-weight: 500;
}
.news-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-body h3 { font-size: 18px; font-weight: 700; line-height: 1.5; }
.news-body h3 a { transition: color .25s ease; }
.news-body h3 a:hover { color: var(--primary); }
.news-body p { font-size: 14px; color: var(--ink-soft); line-height: 1.7; flex: 1; }
.news-meta { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); margin-top: 8px; padding-top: 14px; }
.news-meta a { color: var(--primary); font-weight: 600; transition: gap .2s; display: inline-flex; align-items: center; gap: 4px; }
.news-meta a:hover { gap: 8px; }

/* 热门话题 */
.topic-cloud { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.topic-tag {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--bg); border: 1.5px solid var(--line);
  padding: 14px 24px; border-radius: 999px; font-size: 15px; font-weight: 500;
  color: var(--ink-soft); transition: all .3s ease;
}
.topic-tag i { font-size: 15px; color: var(--accent); }
.topic-tag:hover { border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow); transform: translateY(-4px); }
.topic-tag .count { font-size: 12px; background: var(--bg-soft); padding: 2px 10px; border-radius: 999px; color: var(--muted); }

/* 精选专题 */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
.feature-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 16/11; display: flex; align-items: flex-end;
  box-shadow: var(--shadow); transition: all .35s ease;
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.feature-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.feature-card:hover img { transform: scale(1.05); }
.feature-overlay {
  position: relative; z-index: 2; width: 100%;
  padding: 32px 28px;
  background: linear-gradient(to top, rgba(15,23,42,.88) 0%, rgba(15,23,42,.35) 70%, transparent 100%);
  color: #fff;
}
.feature-overlay h3 { font-size: 21px; font-weight: 700; margin-bottom: 8px; }
.feature-overlay p { font-size: 14px; color: rgba(255,255,255,.8); line-height: 1.6; margin-bottom: 14px; }
.feature-link { color: var(--accent); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: gap .25s; }
.feature-link:hover { gap: 10px; }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; transition: box-shadow .3s; }
.faq-item:hover { box-shadow: var(--shadow); }
details.faq-item summary, .faq-item details summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--primary); transition: transform .3s ease; font-size: 16px; }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-answer { padding: 0 24px 20px; font-size: 15px; color: var(--ink-soft); line-height: 1.8; }

/* CTA */
.cta-band {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #818cf8 100%);
  border-radius: var(--radius); padding: clamp(36px, 6vw, 68px);
  text-align: center; color: #fff; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px; border-radius: 50%;
  background: rgba(255,255,255,.1);
}
.cta-band::after {
  content: ''; position: absolute; bottom: -80px; left: -40px;
  width: 180px; height: 180px; border-radius: 50%;
  background: rgba(255,255,255,.07);
}
.cta-band h2 { font-size: clamp(24px, 3.4vw, 34px); font-weight: 800; margin-bottom: 12px; position: relative; z-index: 2; }
.cta-band p { font-size: 16px; color: rgba(255,255,255,.85); margin-bottom: 28px; position: relative; z-index: 2; }
.cta-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: #fff; color: var(--primary-dark); font-weight: 700; font-size: 15px;
  padding: 14px 32px; border-radius: 999px; box-shadow: 0 12px 30px rgba(15,23,42,.25);
  transition: all .3s ease; position: relative; z-index: 2; border: none; cursor: pointer;
}
.cta-btn:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(15,23,42,.35); }

/* 页脚 */
.site-footer { background: var(--bg-deep); color: rgba(255,255,255,.85); padding-top: 64px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; padding-bottom: 40px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-mark { background: linear-gradient(135deg, var(--primary) 0%, #818cf8 100%); }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.6); max-width: 340px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 14px; color: rgba(255,255,255,.6); transition: all .25s; display: inline-flex; align-items: center; gap: 6px; }
.footer-col a:hover { color: #fff; padding-left: 6px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: rgba(255,255,255,.4); }

/* 响应式 */
@media (max-width: 1024px) {
  .intro-grid { grid-template-columns: 1fr; }
  .search-box { width: 160px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .mobile-toggle { display: block; }
  .site-nav {
    position: absolute; top: var(--nav-h); left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    padding: 16px 24px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); display: none; gap: 6px;
  }
  .site-nav.open { display: flex; }
  .nav-link { padding: 14px 16px; font-size: 15px; }
  .search-box { display: none; }
  .news-outer-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .intro-facts { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .section-head { margin-bottom: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .header-actions .btn { padding: 10px 16px; font-size: 14px; }
  .logo-text { font-size: 17px; }
  .intro-facts { grid-template-columns: 1fr; }
  .page-hero { padding: 60px 0; }
  .news-body { padding: 18px; }
  .feature-overlay { padding: 24px 20px; }
  .faq-item summary { font-size: 15px; padding: 16px 18px; }
  .faq-answer { padding: 0 18px 16px; }
  .section { padding: 40px 0; }
  .cta-band { padding: 32px 20px; }
}

/* roulang page: article */
:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #4338ca;
    --color-primary-light: #eef2ff;
    --color-accent: #f59e0b;
    --color-accent-light: #fef3c7;
    --color-bg: #f4f6fb;
    --color-surface: #ffffff;
    --color-text: #1e293b;
    --color-text-sub: #64748b;
    --color-text-light: #94a3b8;
    --color-border: #e2e8f0;
    --color-dark: #0f172a;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 28px;
    --shadow-sm: 0 2px 10px rgba(15, 23, 42, .05);
    --shadow-md: 0 12px 32px rgba(15, 23, 42, .08);
    --shadow-lg: 0 24px 56px rgba(79, 70, 229, .16);
    --header-height: 76px;
    --container: 1200px;
}
* {
    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;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease;
}
img {
    max-width: 100%;
    display: block;
}
button,
input {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
}
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    height: var(--header-height);
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 2px 18px rgba(15, 23, 42, .04);
}
.header-row {
    display: flex;
    align-items: center;
    gap: 28px;
    height: var(--header-height);
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.logo-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--color-primary), #7c3aed);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(79, 70, 229, .3);
}
.logo-text {
    font-size: 19px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: .02em;
}
.site-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
}
.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-sub);
    transition: all .2s ease;
}
.nav-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.nav-link.active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 6px 16px rgba(79, 70, 229, .25);
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}
.search-box {
    position: relative;
    display: flex;
    align-items: center;
}
.search-box svg {
    position: absolute;
    left: 14px;
    width: 16px;
    height: 16px;
    stroke: var(--color-text-light);
    pointer-events: none;
}
.search-box input {
    width: 200px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    padding: 0 16px 0 40px;
    font-size: 14px;
    color: var(--color-text);
    transition: all .25s ease;
}
.search-box input:focus {
    background: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, .12);
    width: 230px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    padding: 10px 24px;
    cursor: pointer;
    transition: all .25s ease;
    white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), #6d28d9);
    color: #fff;
    box-shadow: 0 8px 20px rgba(79, 70, 229, .22);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(79, 70, 229, .32);
}
.btn-outline {
    border: 1px solid rgba(255, 255, 255, .7);
    color: #fff;
    background: transparent;
}
.btn-outline:hover {
    background: rgba(255, 255, 255, .14);
    transform: translateY(-2px);
}
.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--color-bg);
    cursor: pointer;
    align-items: center;
    justify-content: center;
}
.nav-toggle svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-text);
}
.page-banner {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
    background: linear-gradient(115deg, rgba(15, 23, 42, .94) 0%, rgba(30, 27, 75, .84) 48%, rgba(79, 70, 229, .56) 100%), url('/assets/images/backpic/back-2.png') center 25% / cover no-repeat;
    color: #fff;
    padding: 80px 0;
}
.page-banner::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 75% 20%, rgba(245, 158, 11, .16), transparent 55%);
    pointer-events: none;
}
.banner-inner {
    position: relative;
    z-index: 2;
    max-width: 860px;
}
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, .72);
    margin-bottom: 20px;
}
.breadcrumb a {
    color: rgba(255, 255, 255, .9);
}
.breadcrumb a:hover {
    color: var(--color-accent);
}
.breadcrumb .sep {
    opacity: .5;
}
.banner-tag {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .3);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 18px;
    backdrop-filter: blur(6px);
}
.banner-title {
    font-size: clamp(32px, 5vw, 52px);
    line-height: 1.25;
    font-weight: 800;
    letter-spacing: -.01em;
    margin-bottom: 22px;
}
.banner-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: rgba(255, 255, 255, .78);
}
.banner-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 40px;
    padding-top: 56px;
    padding-bottom: 80px;
}
.article-main {
    min-width: 0;
}
.article-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 48px clamp(20px, 4vw, 56px);
    margin-bottom: 32px;
}
.article-card.empty-state-card {
    text-align: center;
    padding: 72px 40px;
}
.article-content {
    font-size: 17px;
    line-height: 1.95;
    color: #334155;
}
.article-content > *:first-child {
    margin-top: 0;
}
.article-content p {
    margin-bottom: 24px;
}
.article-content h2,
.article-content h3 {
    color: var(--color-text);
    font-weight: 700;
    line-height: 1.4;
    margin: 40px 0 16px;
}
.article-content h2 {
    font-size: 27px;
}
.article-content h3 {
    font-size: 22px;
}
.article-content ul,
.article-content ol {
    margin-bottom: 24px;
    padding-left: 26px;
}
.article-content li {
    margin-bottom: 8px;
}
.article-content img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin: 28px 0;
    width: auto;
    max-width: 100%;
}
.article-content blockquote {
    border-left: 4px solid var(--color-primary);
    background: var(--color-primary-light);
    padding: 20px 24px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 28px 0;
    color: #3730a3;
    font-size: 16px;
}
.article-content a {
    color: var(--color-primary);
    font-weight: 500;
    border-bottom: 1px solid rgba(79, 70, 229, .3);
}
.article-content a:hover {
    border-color: var(--color-primary);
}
.article-content code {
    background: #f1f5f9;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 15px;
}
.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 24px;
    background: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
}
.empty-state-title {
    font-size: 28px;
    margin-bottom: 10px;
}
.empty-state-desc {
    color: var(--color-text-sub);
    margin-bottom: 28px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 20px 24px;
    margin-bottom: 32px;
    align-items: center;
}
.tag-list .label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-sub);
    margin-right: 4px;
}
.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    font-size: 13px;
    color: var(--color-text-sub);
    transition: all .2s ease;
}
.tag-chip:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.related-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 36px 32px;
    margin-bottom: 32px;
}
.section-title-wrap {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}
.section-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--color-text);
    line-height: 1.3;
}
.section-subtitle {
    font-size: 14px;
    color: var(--color-text-light);
    margin-top: 4px;
}
.gallery-scroll {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 280px;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 14px;
    scroll-snap-type: x mandatory;
}
.gallery-scroll::-webkit-scrollbar {
    height: 8px;
}
.gallery-scroll::-webkit-scrollbar-track {
    background: var(--color-bg);
    border-radius: 8px;
}
.gallery-scroll::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 8px;
}
.gallery-card {
    scroll-snap-align: start;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    transition: all .3s ease;
}
.gallery-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(79, 70, 229, .3);
}
.gallery-cover {
    position: relative;
    height: 158px;
    overflow: hidden;
}
.gallery-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.gallery-card:hover .gallery-cover img {
    transform: scale(1.06);
}
.gallery-cover::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, .32), transparent 60%);
}
.gallery-info {
    padding: 18px 18px 20px;
}
.gallery-info h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-text);
    line-height: 1.45;
}
.gallery-info p {
    font-size: 13px;
    color: var(--color-text-sub);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.faq-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 40px 36px;
    margin-bottom: 32px;
}
.faq-list {
    display: grid;
    gap: 12px;
    margin-top: 26px;
}
.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all .25s ease;
    background: #fff;
}
.faq-item:hover {
    border-color: rgba(79, 70, 229, .4);
    box-shadow: var(--shadow-sm);
}
.faq-question {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    cursor: default;
}
.faq-question .faq-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
}
.faq-answer {
    padding: 0 22px 20px 66px;
    font-size: 15px;
    color: var(--color-text-sub);
    line-height: 1.75;
}
.cta-section {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    padding: 48px 44px;
    background: linear-gradient(118deg, rgba(15, 23, 42, .96), rgba(30, 27, 75, .88)), url('/assets/images/backpic/back-3.png') center 30% / cover no-repeat;
    color: #fff;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    flex-wrap: wrap;
}
.cta-section .cta-title {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 8px;
    line-height: 1.3;
}
.cta-section .cta-desc {
    color: rgba(255, 255, 255, .78);
    font-size: 15px;
    max-width: 540px;
}
.cta-btns {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
    flex-wrap: wrap;
}
.article-aside {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.aside-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 26px 24px;
}
.aside-card .aside-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.aside-card .aside-title::before {
    content: "";
    width: 4px;
    height: 18px;
    border-radius: 4px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
}
.info-table {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.info-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
}
.info-row .k {
    color: var(--color-text-light);
    flex-shrink: 0;
    width: 52px;
}
.info-row .v {
    color: var(--color-text);
    font-weight: 500;
    word-break: break-word;
}
.aside-card .aside-tips {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.6;
}
.tip-item svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    margin-top: 4px;
    stroke: var(--color-primary);
}
.quick-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.quick-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 12px;
    background: var(--color-bg);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    transition: all .2s ease;
    border: 1px solid transparent;
}
.quick-link:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateX(2px);
}
.quick-link span {
    margin-left: auto;
    font-size: 16px;
    color: var(--color-text-light);
}
.site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, .72);
    padding: 60px 0 32px;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.footer-brand .logo {
    margin-bottom: 16px;
}
.footer-brand .logo-text {
    color: #fff;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    max-width: 360px;
}
.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 18px;
}
.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-col a {
    font-size: 14px;
    color: rgba(255, 255, 255, .62);
    transition: all .2s ease;
}
.footer-col a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 28px;
    font-size: 13px;
    color: rgba(255, 255, 255, .42);
}
@media (max-width: 1024px) {
    .article-layout {
        grid-template-columns: 1fr;
    }
    .article-aside {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
}
@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }
    .header-row {
        gap: 12px;
    }
    .search-box {
        display: none;
    }
    .site-nav {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 18px;
        gap: 4px;
        box-shadow: var(--shadow-md);
        border-bottom: 1px solid var(--color-border);
    }
    .site-nav.open {
        display: flex;
    }
    .nav-link {
        justify-content: center;
        padding: 13px 18px;
    }
    .nav-toggle {
        display: flex;
        margin-left: auto;
    }
    .header-actions .btn {
        display: none;
    }
    .page-banner {
        min-height: 340px;
        padding: 56px 0;
    }
    .article-card {
        padding: 28px 20px;
    }
    .article-content {
        font-size: 16px;
    }
    .cta-section {
        padding: 36px 26px;
    }
    .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}
@media (max-width: 520px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    .logo-text {
        font-size: 16px;
    }
    .logo-mark {
        width: 36px;
        height: 36px;
        font-size: 19px;
    }
    .banner-title {
        font-size: 30px;
    }
    .banner-meta {
        gap: 10px;
        flex-direction: column;
        align-items: flex-start;
    }
    .article-layout {
        padding-top: 36px;
        padding-bottom: 56px;
        gap: 28px;
    }
    .article-aside {
        grid-template-columns: 1fr;
    }
    .section-title {
        font-size: 20px;
    }
    .gallery-scroll {
        grid-auto-columns: 240px;
    }
    .faq-section {
        padding: 30px 20px;
    }
    .faq-answer {
        padding: 0 18px 18px 40px;
    }
    .cta-section {
        padding: 30px 22px;
        flex-direction: column;
        align-items: flex-start;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* roulang page: category2 */
:root {
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --primary-light: #eef2ff;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --bg: #f8fafc;
  --bg-dark: #0f172a;
  --surface: #ffffff;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
  --shadow-hover: 0 20px 50px rgba(79, 70, 229, 0.15);
  --transition: 0.3s ease;
  --max-width: 1280px;
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", Roboto, "Helvetica Neue", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

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

a {
  text-decoration: none;
  color: inherit;
}

ul, ol, li {
  list-style: none;
}

button, input {
  font: inherit;
  border: none;
  outline: none;
  background: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== HEADER ========== */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.92);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--text);
  white-space: nowrap;
}

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

.nav-link {
  padding: 10px 18px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-light);
  transition: all var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-search {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 0 16px;
  height: 40px;
  transition: all var(--transition);
}

.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
  background: var(--surface);
}

.header-search i {
  color: var(--text-light);
  font-size: 14px;
  margin-right: 8px;
}

.header-search input {
  border: none;
  background: transparent;
  font-size: 14px;
  width: 120px;
  color: var(--text);
}

.header-search input::placeholder {
  color: var(--text-light);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 10px 22px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.4);
}

.btn-primary:focus-visible {
  outline: 3px solid rgba(79, 70, 229, 0.5);
  outline-offset: 2px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
}

.menu-toggle:hover {
  background: var(--bg);
}

/* ========== HERO ========== */
.page-hero {
  position: relative;
  padding: 120px 0 100px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 27, 75, 0.85)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
  text-align: center;
}

.page-hero::before {
  content: '';
  position: absolute;
  bottom: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(79, 70, 229, 0.3), transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 40px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero-badge i {
  color: var(--accent);
}

.page-hero h1 {
  font-size: 56px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.page-hero h1 span {
  background: linear-gradient(90deg, #a5b4fc, #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 18px;
  max-width: 700px;
  margin: 0 auto 36px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-btn {
  padding: 14px 32px;
  border-radius: 40px;
  font-size: 16px;
  font-weight: 600;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.hero-btn-primary {
  background: var(--accent);
  color: #1e293b;
  box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
}

.hero-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(245, 158, 11, 0.5);
}

.hero-btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  backdrop-filter: blur(8px);
}

.hero-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-top: 60px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(90deg, #fff, #c7d2fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

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

.section-alt {
  background: var(--surface);
}

.section-head {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 40px;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-head p {
  font-size: 16px;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

.section-head-left {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}

.section-head-left h2 {
  font-size: 32px;
  font-weight: 800;
}

.section-head-left p {
  color: var(--text-light);
  margin-top: 8px;
}

.section-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
  white-space: nowrap;
}

.section-link:hover {
  gap: 12px;
}

/* ========== GUIDE CATEGORIES ========== */
.guide-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.guide-cat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.guide-cat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.guide-cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}

.guide-cat-card:hover::before {
  opacity: 1;
}

.guide-cat-icon {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: all var(--transition);
}

.guide-cat-card:hover .guide-cat-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(-6deg) scale(1.05);
}

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

.guide-cat-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}

.guide-cat-count {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-light);
  padding: 4px 14px;
  border-radius: 20px;
}

/* ========== HOT GUIDES ========== */
.hot-guides {
  background: var(--bg-dark);
  color: #fff;
}

.hot-guides .section-tag {
  background: rgba(255, 255, 255, 0.1);
  color: #a5b4fc;
}

.hot-guides .section-head p {
  color: rgba(255, 255, 255, 0.6);
}

.hot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.hot-card {
  display: flex;
  gap: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}

.hot-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(6px);
  border-color: rgba(165, 180, 252, 0.3);
}

.hot-rank {
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(180deg, #fbbf24, #b45309);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  min-width: 52px;
}

.hot-card-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  transition: color var(--transition);
}

.hot-card:hover h3 {
  color: var(--accent);
}

.hot-card-content p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hot-card-meta {
  display: flex;
  gap: 20px;
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

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

.guide-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

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

.guide-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.guide-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.guide-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.3));
}

.guide-card-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(79, 70, 229, 0.9);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  backdrop-filter: blur(8px);
}

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

.guide-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.4;
  transition: color var(--transition);
}

.guide-card:hover .guide-card-body h3 {
  color: var(--primary);
}

.guide-card-body p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  flex: 1;
}

.guide-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-light);
}

.guide-card-footer span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.read-more {
  color: var(--primary);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition);
}

.read-more:hover {
  gap: 8px;
}

/* ========== FEATURED SECTION ========== */
.featured-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.featured-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
  height: 460px;
}

.featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15, 23, 42, 0.6));
}

.featured-content h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.3;
}

.featured-content p {
  color: var(--text-light);
  margin-bottom: 20px;
  font-size: 15px;
}

.feature-list {
  margin-bottom: 28px;
}

.feature-list li {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
  align-items: flex-start;
}

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

.feature-list i {
  color: var(--primary);
  margin-top: 5px;
}

.feature-list strong {
  display: block;
  font-weight: 600;
}

.feature-list span {
  color: var(--text-light);
  font-size: 14px;
}

/* ========== FLOW / STEPS ========== */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  counter-reset: flow;
  margin-top: 48px;
}

.flow-step {
  text-align: center;
  position: relative;
  padding: 0 12px;
}

.flow-step::before {
  counter-increment: flow;
  content: counter(flow, decimal-leading-zero);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 18px;
  font-weight: 800;
  margin: 0 auto 20px;
  transition: all var(--transition);
}

.flow-step:hover::before {
  background: var(--primary);
  color: #fff;
  transform: scale(1.08);
}

.flow-step h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.flow-step p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}

.flow-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 26px;
  right: -20px;
  width: 40px;
  height: 2px;
  background: var(--border);
}

/* ========== SLIDER ========== */
.slider-section {
  background: var(--surface);
  overflow: hidden;
}

.slider-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding: 12px 24px 28px;
  scrollbar-width: none;
}

.slider-track::-webkit-scrollbar {
  display: none;
}

.slider-card {
  min-width: 320px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  flex-shrink: 0;
}

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

.slider-card-image {
  height: 160px;
  overflow: hidden;
  position: relative;
}

.slider-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-card-body {
  padding: 20px;
}

.slider-card-body h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}

.slider-card-body p {
  font-size: 14px;
  color: var(--text-light);
}

.slider-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-light);
}

/* ========== QUOTE ========== */
.quote-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  position: relative;
  overflow: hidden;
}

.quote-section::before {
  content: '\201C';
  position: absolute;
  top: -40px;
  left: 40px;
  font-size: 260px;
  color: rgba(255, 255, 255, 0.08);
  font-family: Georgia, serif;
  pointer-events: none;
}

.quote-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.quote-content blockquote {
  font-size: 24px;
  line-height: 1.6;
  font-weight: 500;
  margin-bottom: 20px;
}

.quote-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
}

.quote-author strong {
  font-weight: 700;
  color: #fff;
}

.quote-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* ========== FAQ ========== */
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}

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

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

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
  gap: 16px;
}

.faq-question i {
  transition: transform var(--transition);
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ========== CTA ========== */
.cta-section {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 27, 75, 0.88)), url('/assets/images/backpic/back-3.png') center/cover no-repeat fixed;
  color: #fff;
  text-align: center;
}

.cta-inner {
  max-width: 700px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.cta-inner p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 36px;
  line-height: 1.8;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #1e293b;
  padding: 16px 40px;
  border-radius: 40px;
  font-size: 17px;
  font-weight: 700;
  transition: all var(--transition);
  box-shadow: 0 8px 32px rgba(245, 158, 11, 0.4);
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 44px rgba(245, 158, 11, 0.5);
}

/* ========== FOOTER ========== */
.site-footer {
  background: var(--bg-dark);
  color: #fff;
  padding: 70px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

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

.footer-brand .logo-text {
  color: #fff;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  line-height: 1.8;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
  color: #fff;
}

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

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-col ul li a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  flex-wrap: wrap;
  gap: 12px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .header-search input {
    width: 90px;
  }
  
  .guide-cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .flow-step:not(:last-child)::after {
    display: none;
  }

  .page-hero h1 {
    font-size: 44px;
  }

  .featured-wrap {
    grid-template-columns: 1fr;
  }

  .featured-image {
    height: 340px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 64px;
  }

  .menu-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    padding: 16px 24px 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(-120%);
    opacity: 0;
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--border);
    z-index: 99;
    gap: 8px;
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-link {
    width: 100%;
    text-align: center;
    border-radius: 10px;
  }

  .header-search {
    display: none;
  }

  .page-hero {
    padding: 80px 0 60px;
  }

  .page-hero h1 {
    font-size: 34px;
  }

  .hero-desc {
    font-size: 16px;
  }

  .hero-stat {
    gap: 30px;
  }

  .hero-stat-number {
    font-size: 28px;
  }

  .section {
    padding: 60px 0;
  }

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

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

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

  .featured-content h2 {
    font-size: 26px;
  }

  .flow-steps {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .cta-inner h2 {
    font-size: 32px;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-brand p {
    max-width: 100%;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .logo-text {
    font-size: 17px;
  }

  .btn-primary {
    padding: 8px 16px;
    font-size: 13px;
  }

  .page-hero h1 {
    font-size: 28px;
  }

  .guide-cat-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stat {
    gap: 20px;
  }

  .hero-stat-number {
    font-size: 24px;
  }

  .slider-card {
    min-width: 85%;
  }

  .hot-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .hot-rank {
    font-size: 32px;
  }

  .section-head-left {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}