/* roulang page: index */
:root {
  --bg: #14110E;
  --surface: #1D1915;
  --surface-raised: #241F19;
  --border: #3A332B;
  --text-primary: #F2ECE1;
  --text-secondary: #B8AE9F;
  --accent: #C9A063;
  --accent-hover: #DEB57A;
  --accent-red: #B4554F;
  --accent-teal: #4E8A88;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow-md: 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg: 0 14px 40px rgba(0,0,0,.55);
  --transition: 0.2s ease;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--text-primary); text-decoration: none; transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition); }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; font-size: inherit; }
ul { list-style: none; }
.grid-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.text-gold { color: var(--accent); }
.divider-gold {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,160,99,.55), transparent);
  border: none;
  max-width: 1200px;
  margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  padding: 12px 28px;
  font-size: 15px;
  line-height: 1.4;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 14px 36px; font-size: 17px; }
.btn-gold {
  background: var(--accent);
  color: #14110E !important;
}
.btn-gold:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(201,160,99,.25);
}
.btn-outline {
  background: transparent;
  border-color: var(--accent);
  color: var(--text-primary) !important;
}
.btn-outline:hover {
  background: rgba(201,160,99,.12);
  border-color: var(--accent-hover);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  border: none;
  color: var(--accent-teal);
  font-weight: 600;
  padding: 4px 6px;
}
.btn-ghost:hover { color: var(--accent); text-decoration: underline; }

/* ---------- Tags / Badges ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #3A332B;
  color: #F2ECE1;
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
  transition: border-color var(--transition), color var(--transition);
  border: 1px solid transparent;
  line-height: 1.4;
}
.tag-red {
  background: rgba(180,85,79,.88);
  color: #fff;
  box-shadow: 0 0 12px rgba(180,85,79,.25);
  border-color: transparent;
}
.tag-teal {
  background: rgba(78,138,136,.2);
  color: #7FB5B3;
  border-color: rgba(78,138,136,.3);
}
.tag-gold {
  background: rgba(201,160,99,.12);
  color: var(--accent);
  border-color: rgba(201,160,99,.4);
}
.tag:hover {
  border-color: rgba(201,160,99,.5);
  color: var(--accent-hover);
}

/* ---------- Header & Nav ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 16px 0;
}
.nav-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(24,19,14,.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-radius: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(201,160,99,.25);
  box-shadow: var(--shadow-md);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid rgba(201,160,99,.6);
  background: rgba(201,160,99,.12);
  color: var(--accent);
  font-size: 16px;
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--text-primary);
  white-space: nowrap;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 44px;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.nav-link i {
  font-size: 13px;
  color: var(--accent);
  opacity: .8;
}
.nav-link:hover {
  background: var(--surface-raised);
  color: var(--text-primary);
  border-color: rgba(201,160,99,.35);
}
.nav-link.active {
  background: rgba(201,160,99,.1);
  border-color: rgba(201,160,99,.55);
  color: var(--accent);
}
.nav-link.active i { opacity: 1; }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.nav-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  background: transparent;
  transition: all var(--transition);
}
.nav-icon-btn:hover {
  color: var(--accent);
  border-color: rgba(201,160,99,.4);
  background: rgba(201,160,99,.08);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 700px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(20,17,14,.72) 0%, rgba(20,17,14,.42) 45%, #14110E 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 140px 0 100px;
}
.hero h1 {
  font-size: 54px;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: .02em;
  margin-bottom: 18px;
}
.hero-sub {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 38px;
  max-width: 560px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(201,160,99,.5);
  color: var(--accent);
  background: rgba(20,17,14,.4);
  transition: all var(--transition);
}
.hero-scroll:hover {
  background: rgba(201,160,99,.15);
  color: var(--accent-hover);
  border-color: var(--accent);
}

/* ---------- Section Base ---------- */
.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 64px 0; }
.sec-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.sec-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.sec-num {
  font-size: 15px;
  font-weight: 800;
  color: var(--accent);
  border: 1px solid rgba(201,160,99,.45);
  border-radius: 6px;
  padding: 4px 10px;
  background: rgba(201,160,99,.08);
  letter-spacing: .08em;
}
.sec-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: .01em;
}
.sec-desc {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 4px;
}
.sec-tag {
  font-size: 13px;
  color: var(--accent-teal);
  border: 1px solid rgba(78,138,136,.35);
  border-radius: 20px;
  padding: 3px 12px;
}
.sec-more {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 600;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}
.sec-more:hover { color: var(--accent); }

/* ---------- Showcase Scroll ---------- */
.scroll-row {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 18px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.scroll-row::-webkit-scrollbar { height: 4px; }
.scroll-row::-webkit-scrollbar-track { background: rgba(255,255,255,.06); border-radius: 8px; }
.scroll-row::-webkit-scrollbar-thumb { background: rgba(201,160,99,.65); border-radius: 8px; }
.showcase-card {
  flex: 0 0 240px;
  scroll-snap-align: start;
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.showcase-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,160,99,.35);
}
.showcase-card .thumb {
  aspect-ratio: 2 / 3;
  overflow: hidden;
  background: var(--surface-raised);
}
.showcase-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.showcase-card:hover .thumb img { transform: scale(1.05); }
.showcase-card .body {
  padding: 14px 16px 18px;
}
.showcase-card .body h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  margin: 8px 0 6px;
}
.showcase-card .body h3 a:hover { color: var(--accent); }
.showcase-card .body p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Hot Recommended ---------- */
.hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.hot-card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.hot-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,160,99,.35);
}
.hot-card .rank {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 3;
  background: rgba(20,17,14,.72);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  border-radius: 8px;
  padding: 4px 10px;
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: .03em;
}
.hot-card .thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--surface-raised);
}
.hot-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.hot-card:hover .thumb img { transform: scale(1.05); }
.hot-card .body {
  padding: 16px 18px 20px;
}
.hot-card .body h3 {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
  margin: 8px 0 6px;
}
.hot-card .body h3 a:hover { color: var(--accent); }
.hot-card .body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Zone 1: Horizontal Large Banner ---------- */
.zone1-scroll {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding-bottom: 16px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.zone1-scroll::-webkit-scrollbar { height: 4px; }
.zone1-scroll::-webkit-scrollbar-track { background: rgba(255,255,255,.06); border-radius: 8px; }
.zone1-scroll::-webkit-scrollbar-thumb { background: rgba(201,160,99,.65); border-radius: 8px; }
.banner-card {
  flex: 0 0 360px;
  scroll-snap-align: start;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--surface-raised);
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.banner-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,160,99,.35);
}
.banner-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.banner-card:hover img { transform: scale(1.05); }
.banner-card .shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20,17,14,.88) 0%, rgba(20,17,14,.2) 65%);
  z-index: 1;
}
.banner-card .content {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 22px;
  z-index: 2;
}
.banner-card .content h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 8px 0 6px;
  line-height: 1.3;
}
.banner-card .content h3 a:hover { color: var(--accent); }
.banner-card .content p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Zone 2: Two-Column Feature ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.feature-card {
  display: flex;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,160,99,.35);
}
.feature-card .f-thumb {
  flex: 0 0 45%;
  overflow: hidden;
  min-height: 200px;
  background: var(--surface-raised);
}
.feature-card .f-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.feature-card:hover .f-thumb img { transform: scale(1.05); }
.feature-card .f-body {
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.feature-card .f-body h3 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
  margin: 12px 0 10px;
}
.feature-card .f-body h3 a:hover { color: var(--accent); }
.feature-card .f-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* ---------- Zone 3: Compact Grid ---------- */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.guide-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,160,99,.35);
}
.guide-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(201,160,99,.12);
  border: 1px solid rgba(201,160,99,.4);
  color: var(--accent);
  font-size: 18px;
  margin-bottom: 16px;
}
.guide-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.35;
}
.guide-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}
.guide-card .guide-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-teal);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.guide-card .guide-link:hover { color: var(--accent); }

/* ---------- Zone 4: Vertical List ---------- */
.list-vertical {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.list-row {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.list-row:hover {
  background: var(--surface-raised);
  border-color: rgba(201,160,99,.25);
  transform: translateX(4px);
}
.list-row .lr-thumb {
  flex: 0 0 90px;
  width: 90px;
  height: 56px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--border);
}
.list-row .lr-thumb img { width: 100%; height: 100%; object-fit: cover; }
.list-row .lr-body {
  flex: 1;
  min-width: 0;
}
.list-row .lr-body h4 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  margin: 4px 0;
}
.list-row .lr-body h4 a:hover { color: var(--accent); }
.list-row .lr-body p {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-row .lr-date {
  font-size: 13px;
  color: var(--accent);
  white-space: nowrap;
  font-weight: 500;
  letter-spacing: .03em;
}

/* ---------- News / CMS Area ---------- */
.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.news-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 24px 26px;
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,160,99,.3);
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.news-date {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: .02em;
}
.news-card h3 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
}
.news-card h3 a:hover { color: var(--accent); }
.news-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.read-more {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-teal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition), gap var(--transition);
}
.read-more:hover { color: var(--accent); gap: 8px; }
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 70px 20px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  background: rgba(29,25,21,.4);
}
.empty-state i {
  font-size: 34px;
  color: var(--text-secondary);
  margin-bottom: 14px;
  opacity: .7;
}
.empty-state p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* ---------- FAQ Accordion ---------- */
.faq-accordion.accordion {
  background: transparent;
  border: none;
  margin: 0;
}
.faq-accordion .accordion-item {
  margin-bottom: 14px;
  background: transparent;
  border: none;
}
.faq-accordion .accordion-title {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  position: relative;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  display: flex;
  align-items: center;
  gap: 12px;
}
.faq-accordion .accordion-title:hover {
  background: var(--surface-raised);
  border-color: rgba(201,160,99,.4);
  color: var(--accent);
}
.faq-accordion .accordion-item.is-active > .accordion-title {
  color: var(--accent);
  border-color: rgba(201,160,99,.5);
  background: var(--surface-raised);
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.faq-q-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: rgba(201,160,99,.15);
  border: 1px solid rgba(201,160,99,.4);
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
}
.faq-accordion .accordion-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: none;
  border-bottom-left-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  padding: 20px 24px;
  color: var(--text-secondary);
  line-height: 1.75;
  font-size: 15px;
}

/* ---------- CTA ---------- */
.cta-block {
  position: relative;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-xl);
  overflow: hidden;
  padding: 80px 0;
  text-align: center;
}
.cta-block::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(20,17,14,.72);
}
.cta-inner {
  position: relative;
  z-index: 2;
  max-width: 620px;
  margin: 0 auto;
  padding: 0 20px;
}
.cta-inner h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 12px;
}
.cta-inner p {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 30px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.cta-glow {
  position: absolute;
  bottom: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 160px;
  background: radial-gradient(ellipse at center, rgba(201,160,99,.28), transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #14110E;
  margin-top: 96px;
  position: relative;
}
.footer-top-line {
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(201,160,99,.6), transparent);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding: 60px 0 40px;
}
.footer-brand .fb-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand .fb-logo .brand-text {
  font-size: 20px;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 12px;
  max-width: 280px;
}
.footer-domain {
  font-size: 13px;
  color: var(--text-secondary);
  opacity: .75;
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-contact p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}
.footer-contact i {
  color: var(--accent);
  margin-right: 6px;
  width: 16px;
}
.footer-bottom {
  border-top: 1px solid rgba(58,51,43,.6);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ---------- Responsive ---------- */
@media (min-width: 1024px) and (max-width: 1199px) {
  .hot-grid { grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .guide-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 640px) and (max-width: 1023px) {
  .hot-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .feature-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { gap: 2px; }
  .nav-link { padding: 0 10px; }
  .nav-link i { display: none; }
}

@media (max-width: 639px) {
  .section-pad { padding: 64px 0; }
  .site-header { padding: 10px 0; }
  .nav-panel { flex-wrap: wrap; gap: 8px; padding: 8px 12px; }
  .nav-brand { flex: 1; }
  .nav-actions { flex: 0 0 auto; }
  .nav-links {
    order: 3;
    width: 100%;
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
    gap: 4px;
  }
  .nav-links::-webkit-scrollbar { height: 0; display: none; }
  .nav-link { height: 38px; padding: 0 10px; font-size: 13px; flex-shrink: 0; }
  .nav-link i { display: none; }
  .hero { min-height: 560px; }
  .hero-inner { padding: 110px 0 80px; }
  .hero h1 { font-size: 32px; line-height: 1.25; }
  .hero-sub { font-size: 15px; }
  .hero-actions .btn { width: 100%; }
  .hot-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .hot-card .rank { font-size: 22px; padding: 3px 8px; }
  .hot-card .body { padding: 12px 14px 16px; }
  .hot-card .body h3 { font-size: 15px; }
  .hot-card .body p { font-size: 13px; }
  .feature-grid { grid-template-columns: 1fr; gap: 18px; }
  .feature-card { flex-direction: column; }
  .feature-card .f-thumb { flex: none; min-height: 160px; }
  .feature-card .f-body { padding: 20px; }
  .feature-card .f-body h3 { font-size: 18px; }
  .guide-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .guide-card { padding: 18px 16px; }
  .guide-card h3 { font-size: 15px; }
  .guide-card p { font-size: 13px; }
  .list-row { gap: 12px; padding: 12px 14px; }
  .list-row .lr-thumb { flex-basis: 70px; width: 70px; height: 46px; }
  .list-row .lr-body p { display: none; }
  .list-row .lr-date { font-size: 12px; }
  .news-grid { grid-template-columns: 1fr; gap: 16px; }
  .news-card { padding: 18px 20px; }
  .news-card h3 { font-size: 17px; }
  .sec-title { font-size: 26px; }
  .sec-num { font-size: 13px; }
  .sec-header { margin-bottom: 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; padding: 44px 0 28px; }
  .footer-bottom p { font-size: 12px; }
  .cta-inner h2 { font-size: 28px; }
  .zone1-scroll .banner-card { flex-basis: 280px; }
  .showcase-card { flex-basis: 190px; }
}

/* roulang page: article */
/* ============ 设计变量 ============ */
:root {
  --bg: #14110E;
  --surface: #1D1915;
  --surface-raised: #241F19;
  --border: #3A332B;
  --text-primary: #F2ECE1;
  --text-secondary: #B8AE9F;
  --text-muted: #8C8276;
  --accent-gold: #C9A063;
  --accent-gold-hover: #DEB57A;
  --accent-red: #B4554F;
  --accent-jade: #4E8A88;
  --font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow: 0 8px 24px rgba(0,0,0,.35);
  --shadow-hover: 0 14px 40px rgba(0,0,0,.55);
  --space-lg: 96px;
  --space-md: 64px;
  --space-sm: 32px;
}

/* ============ 基础 Reset ============ */
*, *::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-primary);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--accent-jade); text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
a:hover { color: var(--accent-gold-hover); }
img { max-width: 100%; display: block; }
ul, ol { padding-left: 1.25em; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; color: var(--text-primary); }

.grid-container { max-width: 1200px; }

/* ============ 按钮体系 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 8px;
  font-weight: 700;
  padding: 12px 28px;
  font-size: 15px;
  cursor: pointer;
  transition: all .2s ease;
  border: none;
  text-decoration: none !important;
  line-height: 1.4;
  font-family: var(--font-family);
  letter-spacing: .3px;
}
.btn-gold { background: var(--accent-gold); color: #14110E !important; }
.btn-gold:hover { background: var(--accent-gold-hover); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(201,160,99,.25); }
.btn-gold:active { transform: translateY(0); box-shadow: 0 4px 10px rgba(201,160,99,.2); }
.btn-gold:focus-visible { outline: 2px solid var(--accent-gold); outline-offset: 2px; }
.btn-outline { background: transparent; border: 1px solid var(--accent-gold); color: var(--text-primary) !important; }
.btn-outline:hover { background: rgba(201,160,99,.12); border-color: var(--accent-gold-hover); color: var(--accent-gold-hover) !important; transform: translateY(-1px); }
.btn-outline:active { transform: translateY(0); }
.btn-sm { padding: 8px 18px; font-size: 14px; }

/* ============ 标签 / 徽章 ============ */
.badge-category {
  display: inline-block;
  background: rgba(201,160,99,.12);
  border: 1px solid rgba(201,160,99,.35);
  color: var(--accent-gold);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 4px;
  letter-spacing: 1px;
}

/* ============ 导航 ============ */
.site-header {
  padding: 20px 0 0;
  position: relative;
  z-index: 50;
}
.nav-panel {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(24,19,14,.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 10px 14px;
  box-shadow: var(--shadow);
  position: relative;
}
.nav-panel::after {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,160,99,.35), transparent);
  pointer-events: none;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  font-size: 16px;
  flex-shrink: 0;
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: .5px;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
  flex-wrap: wrap;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 44px;
  padding: 0 14px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  transition: all .2s ease;
  white-space: nowrap;
}
.nav-link i { font-size: 13px; }
.nav-link:hover {
  background: var(--surface-raised);
  color: var(--accent-gold-hover);
  border-color: rgba(201,160,99,.4);
}
.nav-link.active {
  background: var(--surface-raised);
  color: var(--accent-gold);
  border-color: rgba(201,160,99,.5);
  font-weight: 700;
}
.nav-actions { flex-shrink: 0; }

/* ============ 面包屑 ============ */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 24px 0;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.breadcrumb a { color: var(--text-secondary); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent-gold-hover); }
.bc-sep { color: #6B6255; }
.bc-current { color: var(--accent-gold); font-weight: 600; }

/* ============ 文章头 ============ */
.article-main { padding: 0 0 80px; }
.article-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 0 36px;
}
.article-header .badge-category { margin-bottom: 20px; }
.article-title {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin: 0 0 24px;
  letter-spacing: .5px;
}
.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  font-size: 14px;
  color: var(--text-secondary);
  flex-wrap: wrap;
}
.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.meta-item i { color: var(--accent-gold); font-size: 13px; }
.meta-divider { color: #6B6255; }

/* ============ 正文阅读区 ============ */
.article-content-wrap {
  max-width: 800px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  box-shadow: var(--shadow);
}
.article-content {
  font-size: 16px;
  line-height: 1.8;
  color: #E5DCCF;
}
.article-content p {
  margin-bottom: 24px;
}
.article-content h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 40px 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--accent-gold);
  line-height: 1.3;
}
.article-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 32px 0 14px;
  position: relative;
  padding-bottom: 10px;
}
.article-content h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-gold), rgba(201,160,99,.1));
  border-radius: 1px;
}
.article-content h4 {
  font-size: 19px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 26px 0 10px;
}
.article-content img {
  border-radius: 12px;
  margin: 24px 0;
  width: 100%;
  height: auto;
}
.article-content figcaption,
.article-content .wp-caption-text {
  display: block;
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: -16px;
  margin-bottom: 24px;
}
.article-content blockquote {
  border-left: 3px solid var(--accent-gold);
  background: var(--surface-raised);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin: 24px 0;
  color: var(--text-secondary);
  font-style: normal;
}
.article-content blockquote p { margin-bottom: 0; }
.article-content blockquote .source {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-muted);
}
.article-content a { color: var(--accent-jade); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--accent-gold-hover); }
.article-content ul,
.article-content ol { margin: 0 0 24px; padding-left: 1.5em; }
.article-content li { margin-bottom: 8px; }
.article-content strong { color: var(--text-primary); font-weight: 700; }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}
.article-content table th,
.article-content table td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}
.article-content table th {
  background: var(--surface-raised);
  font-weight: 600;
  color: var(--accent-gold);
}
.article-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}
.article-content code {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: .9em;
  color: var(--accent-gold-hover);
  font-family: "SF Mono", Consolas, "Courier New", monospace;
}

/* ============ 内容未找到 ============ */
.article-not-found {
  text-align: center;
  padding: 80px 20px;
}
.article-not-found i {
  font-size: 52px;
  color: var(--accent-red);
  margin-bottom: 20px;
  display: block;
  opacity: .7;
}
.article-not-found p {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

/* ============ 标签组 ============ */
.article-tags {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.tag-label {
  font-size: 14px;
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-right: 6px;
  font-weight: 600;
}
.tag-item {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: 4px;
  transition: all .2s ease;
}
.tag-item:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold-hover);
  background: rgba(201,160,99,.08);
}

/* ============ 相关推荐 ============ */
.related-section {
  max-width: 1200px;
  margin: 72px auto 0;
  padding: 0 16px;
}
.section-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}
.section-header h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: .5px;
}
.gold-line {
  width: 4px;
  height: 24px;
  background: linear-gradient(180deg, var(--accent-gold-hover), var(--accent-gold));
  border-radius: 2px;
  flex-shrink: 0;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all .25s ease;
  text-decoration: none !important;
  display: block;
}
.related-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(201,160,99,.5);
}
.related-img {
  height: 180px;
  overflow: hidden;
  position: relative;
}
.related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.related-card:hover .related-img img { transform: scale(1.05); }
.related-body { padding: 20px 22px; }
.related-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
  transition: color .2s ease;
}
.related-card:hover .related-body h3 { color: var(--accent-gold-hover); }
.related-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============ 上一篇 / 下一篇 ============ */
.article-pager {
  max-width: 1200px;
  margin: 48px auto 0;
  padding: 32px 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
}
.pager-link {
  color: var(--text-secondary);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color .2s ease;
}
.pager-link:hover { color: var(--accent-gold-hover); }
.pager-link i { font-size: 13px; }

/* ============ 页脚 ============ */
.site-footer {
  background: var(--bg);
  margin-top: 96px;
  position: relative;
}
.footer-top-line {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  width: 100%;
  opacity: .6;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 56px 0 48px;
}
.footer-brand .fb-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  max-width: 320px;
}
.footer-domain {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 1px;
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent-gold);
  border-radius: 1px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: all .2s ease;
}
.footer-col ul a:hover { color: var(--accent-gold-hover); padding-left: 4px; }
.footer-contact p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact p i { color: var(--accent-gold); font-size: 13px; width: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(58,51,43,.6);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

/* ============ 响应式 ============ */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1.5fr 1fr 1fr; gap: 32px; }
  .footer-contact { grid-column: span 3; }
  .article-title { font-size: 32px; }
  .article-content-wrap { padding: 36px 32px; }
}

@media (max-width: 640px) {
  .nav-panel { flex-wrap: wrap; gap: 10px; }
  .nav-brand { width: 100%; }
  .nav-actions { margin-left: auto; }
  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }
  .nav-link { flex-shrink: 0; padding: 0 10px; font-size: 13px; }
  .article-header { padding: 24px 0 28px; }
  .article-title { font-size: 24px; }
  .article-meta { gap: 8px; font-size: 13px; }
  .article-content-wrap { padding: 24px 20px; border-radius: 12px; }
  .related-grid { grid-template-columns: 1fr; }
  .article-pager { justify-content: center; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
  .footer-contact { grid-column: span 1; }
  .site-footer { margin-top: 64px; }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { gap: 2px; }
  .nav-link { padding: 0 10px; font-size: 13px; }
}

/* roulang page: category1 */
:root {
      --bg: #14110E;
      --surface: #1D1915;
      --surface-raised: #241F19;
      --border: #3A332B;
      --text: #F2ECE1;
      --text-secondary: #B8AE9F;
      --gold: #C9A063;
      --gold-hover: #DEB57A;
      --red: #B4554F;
      --teal: #4E8A88;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow: 0 8px 24px rgba(0,0,0,.35);
      --shadow-hover: 0 14px 40px rgba(0,0,0,.55), 0 0 0 1px rgba(201,160,99,.35);
      --transition: all .2s ease;
      --max-width: 1200px;
    }
    * { box-sizing: border-box; }
    html, body { margin: 0; padding: 0; }
    body {
      font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
      font-size: 16px;
    }
    img { max-width: 100%; display: block; }
    a { color: var(--teal); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--gold); }
    .grid-container { max-width: var(--max-width); }

    /* 导航面板 */
    .site-header { padding: 18px 0 0; position: relative; z-index: 50; }
    .nav-panel {
      background: rgba(24,19,14,.82);
      backdrop-filter: blur(14px);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 16px;
      border-bottom: 2px solid rgba(201,160,99,.25);
      box-shadow: var(--shadow);
      gap: 12px;
    }
    .nav-brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; color: var(--text); }
    .brand-icon {
      width: 36px; height: 36px; border-radius: 8px;
      border: 1px solid rgba(201,160,99,.6);
      background: var(--surface-raised);
      display: flex; align-items: center; justify-content: center;
      color: var(--gold); font-size: 18px;
    }
    .brand-text { font-size: 20px; font-weight: 800; color: var(--text); letter-spacing: .5px; }
    .nav-links {
      display: flex; align-items: center; gap: 6px; flex: 1; justify-content: center;
      overflow-x: auto; scrollbar-width: none;
    }
    .nav-links::-webkit-scrollbar { display: none; }
    .nav-link {
      display: flex; align-items: center; gap: 8px;
      padding: 10px 14px; border-radius: 8px;
      color: var(--text-secondary); font-size: 14px; font-weight: 600;
      border: 1px solid transparent; white-space: nowrap;
      transition: var(--transition);
    }
    .nav-link i { color: var(--gold); font-size: 15px; }
    .nav-link:hover { background: var(--surface-raised); color: var(--text); border-color: rgba(201,160,99,.4); }
    .nav-link.active {
      background: var(--surface-raised);
      color: var(--gold);
      border-color: rgba(201,160,99,.6);
      box-shadow: 0 0 0 1px rgba(201,160,99,.2);
    }
    .nav-actions { flex-shrink: 0; display: flex; align-items: center; gap: 10px; }

    /* 按钮 */
    .btn {
      display: inline-flex; align-items: center; justify-content: center;
      padding: 10px 20px; border-radius: 8px; font-weight: 700; font-size: 14px;
      transition: var(--transition); cursor: pointer; border: 1px solid transparent; line-height: 1.2;
    }
    .btn-sm { padding: 8px 16px; font-size: 13px; }
    .btn-gold { background: var(--gold); color: #14110E; }
    .btn-gold:hover { background: var(--gold-hover); color: #14110E; transform: translateY(-1px); }
    .btn-outline { background: transparent; border: 1px solid var(--gold); color: var(--text); }
    .btn-outline:hover { background: rgba(201,160,99,.12); color: var(--text); }

    /* 分类 Banner */
    .page-banner {
      position: relative; min-height: 320px; display: flex; align-items: center;
      background-size: cover; background-position: center; margin: 18px 0 0; border-radius: 16px; overflow: hidden;
    }
    .banner-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,17,14,.55) 0%, rgba(20,17,14,.85) 100%); }
    .banner-content { position: relative; z-index: 2; padding: 60px 0; max-width: 720px; }
    .banner-tag {
      display: inline-block; background: var(--red); color: #fff; padding: 4px 12px; border-radius: 4px;
      font-size: 13px; font-weight: 700; margin-bottom: 16px;
    }
    .banner-content h1 { font-size: 44px; line-height: 1.25; font-weight: 800; color: var(--text); margin: 0 0 14px; }
    .banner-content p { font-size: 18px; color: var(--text-secondary); margin: 0; }

    /* 通用 Section */
    .section { padding: 80px 0; }
    .section-head { margin-bottom: 40px; }
    .section-eyebrow {
      display: inline-block; color: var(--gold); font-size: 14px; font-weight: 700; letter-spacing: 2px;
      text-transform: uppercase; margin-bottom: 8px;
    }
    .section-head h2 { font-size: 32px; line-height: 1.3; font-weight: 800; margin: 0; color: var(--text); }

    /* 数据条 */
    .stats-section { padding: 60px 0; }
    .stat-card {
      background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
      padding: 24px; text-align: center; transition: var(--transition); height: 100%;
    }
    .stat-card:hover { background: var(--surface-raised); border-color: rgba(201,160,99,.4); }
    .stat-num { font-size: 36px; font-weight: 800; color: var(--gold); display: block; line-height: 1.2; }
    .stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 6px; display: block; }

    /* 左图右文列表 */
    .info-list-section { padding-top: 0; }
    .info-list { display: flex; flex-direction: column; gap: 36px; }
    .info-row {
      display: flex; gap: 28px; align-items: stretch;
      background: var(--surface); border-radius: 12px; overflow: hidden;
      border: 1px solid var(--border); transition: var(--transition);
    }
    .info-row:hover { background: var(--surface-raised); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
    .info-media { flex: 0 0 38%; min-height: 240px; overflow: hidden; }
    .info-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
    .info-row:hover .info-media img { transform: scale(1.05); }
    .info-content { flex: 1; padding: 28px; display: flex; flex-direction: column; justify-content: center; }
    .info-content h3 { font-size: 24px; font-weight: 700; margin: 0 0 14px; color: var(--text); }
    .info-content p { color: var(--text-secondary); font-size: 15px; line-height: 1.75; margin: 0 0 20px; }
    .text-link { color: var(--teal); font-weight: 600; }
    .text-link:hover { color: var(--gold); }

    /* 特点小卡 */
    .feature-section { padding-top: 0; }
    .feature-card {
      background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 26px;
      transition: var(--transition); height: 100%;
    }
    .feature-card:hover { background: var(--surface-raised); border-color: rgba(201,160,99,.4); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
    .feature-icon {
      width: 44px; height: 44px; border-radius: 8px; background: rgba(201,160,99,.12);
      color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 16px;
    }
    .feature-card h3 { font-size: 18px; font-weight: 700; margin: 0 0 10px; color: var(--text); }
    .feature-card p { font-size: 14px; color: var(--text-secondary); margin: 0; line-height: 1.7; }

    /* 适用场景 */
    .scenario-section { padding-top: 0; }
    .scenario-list { display: flex; flex-direction: column; gap: 16px; }
    .scenario-item {
      display: flex; align-items: center; gap: 18px;
      background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 18px 24px;
      transition: var(--transition);
    }
    .scenario-item:hover { background: var(--surface-raised); border-color: rgba(201,160,99,.4); }
    .scenario-tag {
      flex-shrink: 0; background: rgba(78,138,136,.15); color: var(--teal); font-size: 14px; font-weight: 700;
      padding: 6px 14px; border-radius: 6px;
    }
    .scenario-item p { margin: 0; font-size: 14px; color: var(--text-secondary); }

    /* 流程 */
    .process-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
    .steps { display: flex; gap: 24px; }
    .step {
      flex: 1; background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
      padding: 26px; position: relative; transition: var(--transition);
    }
    .step:hover { border-color: rgba(201,160,99,.5); transform: translateY(-3px); }
    .step-num { font-size: 32px; font-weight: 800; color: rgba(201,160,99,.5); display: block; margin-bottom: 12px; font-style: italic; }
    .step h3 { font-size: 17px; font-weight: 700; margin: 0 0 8px; color: var(--text); }
    .step p { font-size: 14px; color: var(--text-secondary); margin: 0; }

    /* FAQ */
    .faq-section .faq-list { max-width: 820px; margin: 0 auto; }
    .faq-item { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 14px; overflow: hidden; transition: var(--transition); }
    .faq-item:hover { border-color: rgba(201,160,99,.4); }
    .faq-question {
      width: 100%; background: transparent; border: none; text-align: left; padding: 20px 24px;
      font-size: 16px; font-weight: 600; color: var(--text); cursor: pointer;
      display: flex; align-items: center; gap: 14px; transition: var(--transition);
    }
    .faq-question:hover { color: var(--gold); }
    .faq-question .faq-icon {
      flex-shrink: 0; width: 28px; height: 28px; border-radius: 6px; background: rgba(201,160,99,.15);
      color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 800;
    }
    .faq-item.open .faq-question { color: var(--gold); }
    .faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
    .faq-answer p { padding: 0 24px 20px 66px; font-size: 15px; color: var(--text-secondary); line-height: 1.75; margin: 0; }

    /* CTA */
    .cta-section { position: relative; padding: 96px 0; background-size: cover; background-position: center; overflow: hidden; }
    .cta-overlay { position: absolute; inset: 0; background: rgba(20,17,14,.65); }
    .cta-content { position: relative; z-index: 2; text-align: center; max-width: 640px; margin: 0 auto; }
    .cta-content h2 { font-size: 36px; font-weight: 800; margin: 0 0 12px; color: var(--text); }
    .cta-content p { font-size: 16px; color: var(--text-secondary); margin: 0 0 30px; }
    .cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

    /* 页脚 */
    .site-footer { background: var(--bg); color: var(--text-secondary); margin-top: 0; }
    .footer-top-line { height: 2px; background: linear-gradient(90deg, transparent, rgba(201,160,99,.7), transparent); border: none; }
    .footer-inner { padding: 60px 0 40px; display: flex; flex-wrap: wrap; gap: 32px; }
    .footer-brand { flex: 2; min-width: 260px; }
    .fb-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
    .fb-logo .brand-text { font-size: 20px; font-weight: 800; color: var(--text); }
    .footer-brand p { font-size: 14px; line-height: 1.7; color: var(--text-secondary); margin: 0 0 10px; max-width: 360px; }
    .footer-domain { font-size: 13px; color: var(--gold); opacity: .8; }
    .footer-col { flex: 1; min-width: 160px; }
    .footer-col h4 { font-size: 15px; font-weight: 700; color: var(--text); margin: 0 0 16px; }
    .footer-col ul { list-style: none; margin: 0; padding: 0; }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul li a { color: var(--text-secondary); font-size: 14px; transition: var(--transition); }
    .footer-col ul li a:hover { color: var(--gold); }
    .footer-contact p { font-size: 14px; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
    .footer-contact i { color: var(--gold); width: 16px; text-align: center; }
    .footer-bottom { border-top: 1px solid var(--border); padding: 18px 0; text-align: center; }
    .footer-bottom p { font-size: 13px; color: var(--text-secondary); margin: 0; }

    /* 响应式 */
    @media (max-width: 1023px) {
      .nav-panel { flex-wrap: wrap; }
      .nav-brand { width: auto; }
      .nav-links { order: 3; width: 100%; justify-content: flex-start; }
      .nav-actions { margin-left: auto; }
      .section { padding: 64px 0; }
      .info-row { flex-direction: column; }
      .info-media { flex: none; width: 100%; min-height: 200px; }
      .steps { flex-wrap: wrap; }
      .step { flex: 1 1 calc(50% - 12px); }
      .banner-content h1 { font-size: 36px; }
    }
    @media (max-width: 640px) {
      .site-header { padding-top: 12px; }
      .nav-panel { padding: 10px; }
      .brand-text { font-size: 17px; }
      .nav-link { padding: 8px 10px; font-size: 13px; }
      .banner-content h1 { font-size: 30px; }
      .banner-content p { font-size: 16px; }
      .section-head h2 { font-size: 26px; }
      .stat-num { font-size: 28px; }
      .step { flex: 1 1 100%; }
      .cta-section { padding: 64px 0; }
      .cta-content h2 { font-size: 28px; }
      .footer-inner { flex-direction: column; gap: 24px; }
      .scenario-item { flex-direction: column; align-items: flex-start; gap: 10px; }
    }

/* roulang page: category2 */
:root {
      --bg: #14110E;
      --surface: #1D1915;
      --surface-raised: #241F19;
      --border: #3A332B;
      --text: #F2ECE1;
      --text-muted: #B8AE9F;
      --gold: #C9A063;
      --gold-hover: #DEB57A;
      --red: #B4554F;
      --teal: #4E8A88;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow: 0 8px 24px rgba(0, 0, 0, .35);
      --shadow-hover: 0 14px 40px rgba(0, 0, 0, .55), 0 0 0 1px rgba(201, 160, 99, .35);
      --transition: .2s ease;
      --space: 96px;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      background: var(--bg);
      color: var(--text);
      font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; transition: color var(--transition); }
    ul { list-style: none; }
    .grid-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 700;
      border-radius: 8px;
      padding: 12px 28px;
      font-size: 15px;
      line-height: 1.4;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all var(--transition);
      white-space: nowrap;
    }
    .btn-gold { background: var(--gold); color: #14110E; border-color: var(--gold); }
    .btn-gold:hover { background: var(--gold-hover); transform: translateY(-1px); border-color: var(--gold-hover); }
    .btn-outline { background: transparent; color: var(--text); border-color: var(--gold); }
    .btn-outline:hover { background: rgba(201, 160, 99, .12); color: var(--gold-hover); transform: translateY(-1px); }
    .btn-sm { padding: 9px 20px; font-size: 14px; }

    /* ===== Header Navigation ===== */
    .site-header {
      padding: 18px 0 10px;
      position: relative;
      z-index: 50;
    }
    .nav-panel {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      background: rgba(24, 19, 14, .88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(201, 160, 99, .12);
      border-radius: 12px;
      padding: 10px 16px;
      box-shadow: var(--shadow);
      position: relative;
    }
    .nav-panel::after {
      content: "";
      position: absolute;
      top: 0; left: 24px; right: 24px;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(201, 160, 99, .35), transparent);
    }
    .nav-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .brand-icon {
      width: 36px; height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      border: 1px solid rgba(201, 160, 99, .5);
      background: rgba(201, 160, 99, .1);
      color: var(--gold);
      font-size: 17px;
      transition: all var(--transition);
    }
    .nav-brand:hover .brand-icon { background: rgba(201, 160, 99, .22); }
    .brand-text { font-size: 20px; font-weight: 800; letter-spacing: .5px; color: var(--text); }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .nav-links::-webkit-scrollbar { display: none; }
    .nav-link {
      display: flex;
      align-items: center;
      gap: 6px;
      height: 44px;
      padding: 0 14px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      border: 1px solid transparent;
      transition: all var(--transition);
      white-space: nowrap;
    }
    .nav-link i { font-size: 14px; color: var(--gold); opacity: .6; transition: opacity var(--transition); }
    .nav-link:hover { background: var(--surface-raised); color: var(--text); border-color: rgba(201, 160, 99, .3); }
    .nav-link.active { background: var(--surface-raised); color: var(--gold-hover); border-color: rgba(201, 160, 99, .5); }
    .nav-link.active i { opacity: 1; }
    .nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

    /* ===== Category Banner ===== */
    .cat-banner {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      min-height: 340px;
      display: flex;
      align-items: flex-end;
      margin: 18px 0 56px;
    }
    .banner-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center 30%;
    }
    .banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(20, 17, 14, .35) 0%, rgba(20, 17, 14, .75) 70%, var(--bg) 100%);
    }
    .banner-content {
      position: relative;
      z-index: 2;
      padding: 48px 40px 40px;
      max-width: 700px;
    }
    .category-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(201, 160, 99, .15);
      border: 1px solid rgba(201, 160, 99, .4);
      color: var(--gold-hover);
      padding: 5px 14px;
      border-radius: 4px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: .5px;
      margin-bottom: 16px;
    }
    .cat-banner h1 {
      font-size: 44px;
      font-weight: 800;
      line-height: 1.2;
      color: var(--text);
      margin-bottom: 12px;
      letter-spacing: 1px;
    }
    .cat-banner .banner-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 560px;
      line-height: 1.7;
    }

    /* ===== Waterfall Section ===== */
    .waterfall-sec { padding: 0 0 var(--space); }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      margin-bottom: 36px;
    }
    .section-head h2 {
      font-size: 32px;
      font-weight: 700;
      color: var(--text);
      line-height: 1.3;
    }
    .section-head p { color: var(--text-muted); font-size: 14px; margin-top: 4px; }
    .waterfall-grid {
      column-count: 2;
      column-gap: 28px;
    }
    .waterfall-item {
      break-inside: avoid;
      margin-bottom: 28px;
      background: var(--surface);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: all var(--transition);
    }
    .waterfall-item:hover {
      background: var(--surface-raised);
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
    }
    .wf-media { overflow: hidden; position: relative; }
    .wf-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .5s ease;
    }
    .waterfall-item:hover .wf-media img { transform: scale(1.05); }
    .ratio-16x9 { aspect-ratio: 16 / 9; }
    .ratio-3x4 { aspect-ratio: 3 / 4; }
    .ratio-1x1 { aspect-ratio: 1 / 1; }
    .ratio-4x3 { aspect-ratio: 4 / 3; }
    .wf-body { padding: 20px; }
    .wf-tag {
      display: inline-block;
      background: rgba(78, 138, 136, .15);
      color: var(--teal);
      font-size: 12px;
      font-weight: 600;
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 10px;
      letter-spacing: .3px;
    }
    .wf-body h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 8px; line-height: 1.4; }
    .wf-body p { font-size: 14px; color: var(--text-muted); line-height: 1.65; }
    .wf-link {
      display: inline-block;
      margin-top: 14px;
      font-size: 13px;
      color: var(--gold);
      font-weight: 600;
      transition: all var(--transition);
    }
    .wf-link:hover { color: var(--gold-hover); padding-left: 4px; }

    /* ===== Trend Section ===== */
    .trend-sec {
      padding: 56px 0;
      background: linear-gradient(180deg, var(--bg) 0%, rgba(36, 31, 25, .6) 50%, var(--bg) 100%);
      border-top: 1px solid rgba(201, 160, 99, .1);
      border-bottom: 1px solid rgba(201, 160, 99, .1);
      margin-bottom: var(--space);
    }
    .trend-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .trend-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      transition: all var(--transition);
    }
    .trend-card:hover { border-color: rgba(201, 160, 99, .4); transform: translateY(-3px); box-shadow: var(--shadow-hover); }
    .trend-num {
      font-size: 36px;
      font-weight: 800;
      color: var(--gold);
      line-height: 1.1;
      font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    .trend-label { font-size: 14px; color: var(--text-muted); margin-top: 8px; }

    /* ===== Topic Section ===== */
    .topic-sec { padding-bottom: var(--space); }
    .topic-list { display: flex; flex-direction: column; gap: 20px; }
    .topic-row {
      display: flex;
      align-items: center;
      gap: 20px;
      background: var(--surface);
      border-radius: var(--radius-md);
      padding: 16px 20px;
      border: 1px solid var(--border);
      transition: all var(--transition);
    }
    .topic-row:hover {
      background: var(--surface-raised);
      border-color: rgba(201, 160, 99, .35);
      transform: translateX(4px);
      box-shadow: var(--shadow);
    }
    .topic-index {
      font-size: 22px;
      font-weight: 800;
      color: var(--red);
      opacity: .6;
      min-width: 48px;
    }
    .topic-body { flex: 1; }
    .topic-body h3 { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
    .topic-body p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }
    .topic-arrow { color: var(--gold); font-size: 18px; opacity: .7; transition: all var(--transition); }
    .topic-row:hover .topic-arrow { opacity: 1; transform: translateX(4px); }

    /* ===== FAQ Section ===== */
    .faq-sec { padding-bottom: var(--space); }
    .faq-list { max-width: 860px; margin: 0 auto; }
    .faq-item {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      transition: border-color var(--transition);
    }
    .faq-item:hover { border-color: rgba(201, 160, 99, .25); }
    .faq-q {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 20px 24px;
      cursor: pointer;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      transition: color var(--transition);
    }
    .faq-q i {
      color: var(--gold);
      font-size: 14px;
      width: 24px;
      flex-shrink: 0;
    }
    .faq-q:hover { color: var(--gold-hover); }
    .faq-a {
      padding: 0 24px 20px 62px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* ===== CTA Section ===== */
    .cta-sec {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      padding: 72px 24px;
      text-align: center;
      background: var(--surface) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      margin-bottom: var(--space);
    }
    .cta-sec::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(20, 17, 14, .6);
    }
    .cta-sec::after {
      content: "";
      position: absolute;
      inset: 0;
      box-shadow: inset 0 0 80px rgba(201, 160, 99, .12);
      pointer-events: none;
    }
    .cta-inner { position: relative; z-index: 2; max-width: 640px; margin: 0 auto; }
    .cta-inner h2 {
      font-size: 34px;
      font-weight: 800;
      color: var(--text);
      margin-bottom: 12px;
      line-height: 1.3;
    }
    .cta-inner p { color: var(--text-muted); font-size: 15px; margin-bottom: 28px; }
    .cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

    /* ===== Footer ===== */
    .site-footer { background: var(--bg); padding: 64px 0 0; position: relative; }
    .footer-top-line {
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--gold) 50%, transparent);
      opacity: .5;
      position: absolute;
      top: 0; left: 0; right: 0;
    }
    .footer-inner {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 48px;
    }
    .fb-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
    .fb-logo .brand-text { font-size: 19px; font-weight: 800; }
    .footer-brand p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
    .footer-domain { font-size: 13px; color: #8A7E6F; letter-spacing: .5px; }
    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
      letter-spacing: .5px;
      margin-bottom: 16px;
      padding-bottom: 10px;
      border-bottom: 1px solid rgba(201, 160, 99, .2);
    }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul a {
      font-size: 14px;
      color: var(--text-muted);
      transition: color var(--transition), padding-left var(--transition);
    }
    .footer-col ul a:hover { color: var(--gold); padding-left: 4px; }
    .footer-contact p { font-size: 14px; color: var(--text-muted); margin-bottom: 10px; }
    .footer-contact i { color: var(--gold); width: 20px; margin-right: 6px; }
    .footer-bottom {
      border-top: 1px solid rgba(58, 51, 43, .6);
      padding: 20px 0;
      text-align: center;
    }
    .footer-bottom p { font-size: 13px; color: #8A7E6F; }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .nav-links { overflow-x: auto; }
      .nav-link { padding: 0 10px; }
      .trend-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-inner { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 640px) {
      :root { --space: 64px; }
      .grid-container { padding: 0 16px; }
      .nav-panel { flex-wrap: wrap; padding: 10px 12px; gap: 10px; }
      .nav-brand { width: calc(100% - 110px); }
      .nav-actions { margin-left: auto; }
      .nav-links { order: 3; width: 100%; padding-top: 4px; }
      .nav-link { flex: 0 0 auto; padding: 0 8px; }
      .cat-banner { min-height: 280px; margin-bottom: 40px; }
      .banner-content { padding: 32px 24px 28px; }
      .cat-banner h1 { font-size: 34px; }
      .cat-banner .banner-desc { font-size: 14px; }
      .section-head h2 { font-size: 26px; }
      .waterfall-grid { column-count: 1; gap: 0; }
      .section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
      .trend-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
      .trend-card { padding: 18px 12px; }
      .trend-num { font-size: 28px; }
      .topic-row { flex-wrap: wrap; padding: 14px 16px; }
      .topic-index { min-width: 36px; }
      .faq-q { padding: 16px; font-size: 15px; }
      .faq-a { padding: 0 16px 16px 48px; }
      .cta-sec { padding: 48px 16px; }
      .cta-inner h2 { font-size: 26px; }
      .footer-inner { grid-template-columns: 1fr; gap: 28px; }
      .btn { padding: 11px 22px; font-size: 14px; }
    }
    @media (max-width: 480px) {
      .brand-text { font-size: 17px; }
      .btn-sm { padding: 8px 16px; font-size: 13px; }
      .trend-grid { grid-template-columns: 1fr 1fr; }
    }

/* roulang page: category3 */
/* ===== Design Tokens ===== */
    :root {
      --bg-dark: #14110E;
      --bg-surface: #1D1915;
      --bg-raised: #241F19;
      --border-color: #3A332B;
      --text-primary: #F2ECE1;
      --text-secondary: #B8AE9F;
      --accent-gold: #C9A063;
      --accent-gold-hover: #DEB57A;
      --accent-red: #B4554F;
      --accent-teal: #4E8A88;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow-sm: 0 8px 24px rgba(0,0,0,.35);
      --shadow-lg: 0 14px 40px rgba(0,0,0,.55);
      --transition: 0.2s ease;
      --font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

    /* ===== Reset & Base ===== */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-family);
      background: var(--bg-dark);
      color: var(--text-primary);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    img {
      max-width: 100%;
      display: block;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), background var(--transition), border-color var(--transition);
    }
    ul { list-style: none; }
    button, input, select, textarea { font-family: inherit; }
    ::selection { background: rgba(201,160,99,.3); }

    /* Focus accessible */
    a:focus-visible, button:focus-visible {
      outline: 2px solid var(--accent-gold);
      outline-offset: 3px;
      border-radius: 4px;
    }

    /* ===== Utility ===== */
    .grid-container {
      max-width: 1200px;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* ===== Link Colors ===== */
    .content-link { color: var(--accent-teal); }
    .content-link:hover { color: var(--accent-gold); }

    /* ===== Button System ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      font-size: 15px;
      font-weight: 700;
      line-height: 1.2;
      border-radius: 8px;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all var(--transition);
      text-decoration: none;
    }
    .btn-gold {
      background: var(--accent-gold);
      color: #14110E !important;
    }
    .btn-gold:hover {
      background: var(--accent-gold-hover);
      transform: translateY(-1px);
      box-shadow: 0 8px 20px rgba(201,160,99,.25);
    }
    .btn-outline {
      background: transparent;
      border-color: var(--accent-gold);
      color: var(--text-primary) !important;
    }
    .btn-outline:hover {
      background: rgba(201,160,99,.12);
      border-color: var(--accent-gold-hover);
    }
    .btn-sm {
      padding: 9px 18px;
      font-size: 14px;
      border-radius: 6px;
    }
    .btn-lg {
      padding: 14px 36px;
      font-size: 16px;
    }

    /* ===== Badge ===== */
    .badge {
      display: inline-block;
      padding: 3px 10px;
      font-size: 12px;
      font-weight: 600;
      border-radius: 4px;
      line-height: 1.5;
      letter-spacing: .02em;
    }
    .badge-teal {
      background: rgba(78,138,136,.18);
      color: var(--accent-teal);
      border: 1px solid rgba(78,138,136,.35);
    }
    .badge-gold {
      background: rgba(201,160,99,.15);
      color: var(--accent-gold);
      border: 1px solid rgba(201,160,99,.35);
    }
    .badge-red {
      background: var(--accent-red);
      color: #fff;
      box-shadow: 0 0 12px rgba(180,85,79,.35);
    }

    /* ===== Header / Nav ===== */
    .site-header {
      padding-top: 18px;
      padding-bottom: 18px;
      background: transparent;
      position: relative;
      z-index: 50;
    }
    .nav-panel {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(24,19,14,.82);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-radius: 12px;
      padding: 10px 16px;
      border: 1px solid rgba(201,160,99,.18);
      box-shadow: 0 8px 32px rgba(0,0,0,.5), inset 0 1px 0 rgba(201,160,99,.15);
      gap: 12px;
      flex-wrap: wrap;
    }
    .nav-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .brand-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, rgba(201,160,99,.2), rgba(201,160,99,.05));
      border: 1px solid rgba(201,160,99,.45);
      border-radius: 8px;
      color: var(--accent-gold);
      font-size: 16px;
    }
    .brand-text {
      font-size: 20px;
      font-weight: 800;
      letter-spacing: .01em;
      color: var(--text-primary);
      white-space: nowrap;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      flex-wrap: wrap;
      flex: 1;
      justify-content: center;
    }
    .nav-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 44px;
      padding: 0 14px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-secondary);
      border: 1px solid transparent;
      transition: all var(--transition);
      text-decoration: none;
      white-space: nowrap;
    }
    .nav-link:hover {
      color: var(--text-primary);
      background: var(--bg-raised);
      border-color: rgba(201,160,99,.35);
    }
    .nav-link.active {
      color: var(--accent-gold);
      background: rgba(201,160,99,.1);
      border-color: rgba(201,160,99,.5);
      box-shadow: 0 0 16px rgba(201,160,99,.1);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    /* ===== Banner ===== */
    .category-banner {
      position: relative;
      min-height: 320px;
      display: flex;
      align-items: center;
      background-size: cover;
      background-position: center;
      border-radius: 16px;
      margin-top: 8px;
      margin-bottom: 64px;
      overflow: hidden;
    }
    .category-banner .banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, rgba(20,17,14,.55) 0%, rgba(20,17,14,.82) 100%);
    }
    .banner-content {
      position: relative;
      z-index: 2;
      padding: 60px 50px;
      max-width: 700px;
    }
    .banner-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 13px;
      font-weight: 700;
      color: var(--accent-gold);
      background: rgba(201,160,99,.15);
      border: 1px solid rgba(201,160,99,.4);
      border-radius: 30px;
      margin-bottom: 16px;
      letter-spacing: .04em;
    }
    .banner-content h1 {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 12px;
      letter-spacing: .01em;
    }
    .banner-content p {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.7;
      max-width: 520px;
    }

    /* ===== Section Common ===== */
    .section-block {
      margin-bottom: 96px;
    }
    .section-heading {
      margin-bottom: 36px;
    }
    .section-kicker {
      display: block;
      font-size: 13px;
      font-weight: 700;
      color: var(--accent-gold);
      letter-spacing: .12em;
      margin-bottom: 6px;
      text-transform: uppercase;
    }
    .section-heading h2 {
      font-size: 32px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 10px;
    }
    .section-heading p {
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 600px;
      line-height: 1.7;
    }
    .section-heading-row {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 28px;
    }

    /* ===== Stream List Cards ===== */
    .stream-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .stream-card {
      display: flex;
      align-items: center;
      background: var(--bg-surface);
      border: 1px solid transparent;
      border-radius: var(--radius-md);
      padding: 18px 22px;
      transition: all var(--transition);
      text-decoration: none;
    }
    .stream-card:hover {
      background: var(--bg-raised);
      border-color: rgba(201,160,99,.35);
      box-shadow: var(--shadow-lg);
      transform: translateY(-2px);
    }
    .stream-body {
      flex: 1;
      min-width: 0;
      padding-right: 24px;
    }
    .stream-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 6px;
      flex-wrap: wrap;
    }
    .stream-date {
      font-size: 13px;
      color: var(--text-secondary);
      letter-spacing: .03em;
    }
    .stream-body h3 {
      font-size: 20px;
      font-weight: 700;
      line-height: 1.4;
      margin-bottom: 6px;
      color: var(--text-primary);
      transition: color var(--transition);
    }
    .stream-card:hover .stream-body h3 {
      color: var(--accent-gold);
    }
    .stream-body p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.65;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .stream-thumb {
      width: 200px;
      height: 120px;
      border-radius: 8px;
      overflow: hidden;
      flex-shrink: 0;
      position: relative;
    }
    .stream-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .3s ease;
    }
    .stream-card:hover .stream-thumb img {
      transform: scale(1.05);
    }

    /* ===== Data Cards ===== */
    .data-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .data-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      text-align: center;
      transition: all var(--transition);
    }
    .data-card:hover {
      background: var(--bg-raised);
      border-color: rgba(201,160,99,.4);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }
    .data-num {
      font-size: 40px;
      font-weight: 800;
      color: var(--accent-gold);
      line-height: 1.1;
      margin-bottom: 6px;
      letter-spacing: -.01em;
    }
    .data-label {
      font-size: 14px;
      color: var(--text-secondary);
    }

    /* ===== Value Features ===== */
    .value-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .value-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      text-align: center;
      transition: all var(--transition);
    }
    .value-item:hover {
      border-color: rgba(201,160,99,.4);
      background: var(--bg-raised);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }
    .value-item i {
      font-size: 30px;
      color: var(--accent-gold);
      margin-bottom: 14px;
    }
    .value-item h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .value-item p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 820px;
    }
    .faq-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      overflow: hidden;
      transition: border-color var(--transition);
    }
    .faq-item.open {
      border-color: rgba(201,160,99,.35);
    }
    .faq-question {
      display: flex;
      align-items: center;
      gap: 14px;
      width: 100%;
      padding: 18px 22px;
      background: transparent;
      border: none;
      text-align: left;
      color: var(--text-primary);
      font-size: 16px;
      font-weight: 600;
      cursor: pointer;
      transition: color var(--transition);
    }
    .faq-question:hover {
      color: var(--accent-gold);
    }
    .faq-item.open .faq-question {
      color: var(--accent-gold);
    }
    .faq-q-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background: rgba(201,160,99,.15);
      border: 1px solid rgba(201,160,99,.4);
      color: var(--accent-gold);
      font-size: 13px;
      font-weight: 700;
      border-radius: 6px;
      flex-shrink: 0;
    }
    .faq-toggle {
      margin-left: auto;
      color: var(--text-secondary);
      font-size: 14px;
      transition: transform var(--transition);
    }
    .faq-item.open .faq-toggle {
      transform: rotate(45deg);
      color: var(--accent-gold);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .3s ease;
    }
    .faq-answer-inner {
      padding: 0 22px 20px 64px;
    }
    .faq-answer-inner p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.75;
    }

    /* ===== CTA ===== */
    .cta-block {
      position: relative;
      border-radius: 16px;
      overflow: hidden;
      padding: 72px 50px;
      text-align: center;
      background-size: cover;
      background-position: center;
      margin-bottom: 96px;
    }
    .cta-overlay {
      position: absolute;
      inset: 0;
      background: rgba(20,17,14,.6);
    }
    .cta-content {
      position: relative;
      z-index: 2;
    }
    .cta-content h2 {
      font-size: 36px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 8px;
    }
    .cta-content .cta-sub {
      font-size: 15px;
      color: var(--text-secondary);
      margin-bottom: 28px;
    }
    .cta-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }

    /* ===== Footer ===== */
    .site-footer {
      position: relative;
      background: var(--bg-dark);
      padding-bottom: 30px;
    }
    .footer-top-line {
      height: 2px;
      background: linear-gradient(to right, transparent, rgba(201,160,99,.7), transparent);
      margin-bottom: 48px;
    }
    .footer-inner {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
    }
    .fb-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }
    .fb-logo .brand-text {
      font-size: 18px;
    }
    .footer-brand p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 14px;
      max-width: 300px;
    }
    .footer-domain {
      font-size: 13px;
      color: var(--accent-teal);
      letter-spacing: .04em;
    }
    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 14px;
      position: relative;
      padding-bottom: 8px;
    }
    .footer-col h4::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 0;
      width: 30px;
      height: 2px;
      background: var(--accent-gold);
      border-radius: 2px;
    }
    .footer-col ul li {
      margin-bottom: 8px;
    }
    .footer-col ul li a {
      font-size: 14px;
      color: var(--text-secondary);
      transition: color var(--transition);
    }
    .footer-col ul li a:hover {
      color: var(--accent-gold);
    }
    .footer-contact p {
      font-size: 14px;
      color: var(--text-secondary);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-contact p i {
      width: 16px;
      color: var(--accent-gold);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      text-align: center;
    }
    .footer-bottom p {
      font-size: 14px;
      color: var(--text-secondary);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .nav-panel {
        flex-direction: column;
        align-items: stretch;
      }
      .nav-links {
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 4px 0;
        gap: 6px;
      }
      .nav-link {
        flex-shrink: 0;
      }
      .nav-actions {
        justify-content: flex-end;
      }
      .data-grid,
      .value-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .category-banner {
        min-height: 260px;
        margin-bottom: 48px;
      }
      .banner-content {
        padding: 40px 30px;
      }
      .banner-content h1 {
        font-size: 36px;
      }
      .section-block {
        margin-bottom: 64px;
      }
      .stream-card {
        padding: 14px 16px;
      }
      .stream-thumb {
        width: 130px;
        height: 90px;
        margin-left: 12px;
      }
      .stream-body {
        padding-right: 12px;
      }
      .stream-body h3 {
        font-size: 17px;
      }
      .stream-body p {
        -webkit-line-clamp: 2;
      }
      .cta-block {
        padding: 48px 28px;
      }
      .cta-content h2 {
        font-size: 28px;
      }
      .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
      }
    }

    @media (max-width: 520px) {
      .grid-container {
        padding-left: 14px;
        padding-right: 14px;
      }
      .nav-brand .brand-text {
        font-size: 18px;
      }
      .nav-link {
        padding: 0 10px;
        height: 40px;
        font-size: 13px;
      }
      .banner-content h1 {
        font-size: 30px;
      }
      .banner-content p {
        font-size: 14px;
      }
      .section-heading h2 {
        font-size: 24px;
      }
      .stream-card {
        flex-direction: row;
        padding: 12px;
      }
      .stream-thumb {
        width: 88px;
        height: auto;
        min-height: 62px;
        border-radius: 6px;
        margin-left: 8px;
      }
      .stream-body h3 {
        font-size: 15px;
        line-height: 1.4;
      }
      .stream-body p {
        display: none;
      }
      .stream-date {
        display: none;
      }
      .data-grid,
      .value-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
      }
      .data-card {
        padding: 20px 14px;
      }
      .data-num {
        font-size: 28px;
      }
      .value-item {
        padding: 20px 14px;
      }
      .faq-question {
        font-size: 15px;
        padding: 15px 16px;
      }
      .faq-answer-inner {
        padding: 0 16px 16px 44px;
      }
      .btn-lg {
        padding: 12px 24px;
        font-size: 15px;
      }
      .cta-block {
        padding: 40px 20px;
        border-radius: 12px;
      }
      .cta-content h2 {
        font-size: 24px;
      }
      .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
        padding-bottom: 24px;
      }
      .footer-bottom p {
        font-size: 13px;
      }
    }

/* roulang page: category4 */
:root{
  --bg:#14110E;
  --surface:#1D1915;
  --surface-2:#241F19;
  --border:#3A332B;
  --text:#F2ECE1;
  --text-sub:#B8AE9F;
  --gold:#C9A063;
  --gold-hover:#DEB57A;
  --red:#B4554F;
  --teal:#4E8A88;
  --radius-sm:6px;
  --radius:10px;
  --radius-lg:12px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 14px 40px rgba(0,0,0,.55),0 0 0 1px rgba(201,160,99,.35);
  --transition:all .2s ease;
  --space-section:96px;
  --space-section-sm:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:var(--transition)}
a:hover{color:var(--gold)}
ul,ol{list-style:none;margin:0;padding:0}
button,input,textarea{font-family:inherit}
.grid-container{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
::selection{background:rgba(201,160,99,.3);color:#fff}

/* ===== 导航 ===== */
.site-header{padding:18px 0 6px;position:relative;z-index:50}
.nav-panel{
  display:flex;
  align-items:center;
  gap:18px;
  background:rgba(24,19,14,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-radius:12px;
  padding:11px 14px;
  box-shadow:var(--shadow),inset 0 1px 0 rgba(201,160,99,.18);
  border:1px solid rgba(58,51,43,.7);
}
.nav-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-icon{
  width:36px;height:36px;border-radius:8px;
  border:1px solid rgba(201,160,99,.7);
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(201,160,99,.18),rgba(201,160,99,.05));
  color:var(--gold);font-size:15px;
}
.brand-text{font-size:20px;font-weight:800;letter-spacing:.5px;color:var(--text);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:6px;flex-wrap:nowrap}
.nav-link{
  display:flex;align-items:center;gap:6px;
  height:44px;padding:0 13px;
  border-radius:8px;font-size:14px;font-weight:500;
  border:1px solid transparent;color:var(--text-sub);
  white-space:nowrap;transition:var(--transition);
}
.nav-link i{font-size:13px;color:var(--gold);opacity:.7;transition:var(--transition)}
.nav-link:hover{background:var(--surface-2);color:var(--text);border-color:rgba(201,160,99,.45)}
.nav-link:hover i{opacity:1}
.nav-link.active{
  border-color:rgba(201,160,99,.75);
  background:rgba(201,160,99,.1);
  color:var(--gold);
  font-weight:600;
}
.nav-link.active i{color:var(--gold);opacity:1}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0}
.nav-actions .btn{margin-left:0}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:8px;font-weight:700;font-size:14px;
  padding:12px 28px;line-height:1.2;cursor:pointer;
  border:1px solid transparent;transition:var(--transition);
}
.btn-gold{background:var(--gold);color:var(--bg)}
.btn-gold:hover{background:var(--gold-hover);color:var(--bg);transform:translateY(-1px);box-shadow:0 6px 18px rgba(201,160,99,.25)}
.btn-outline{background:transparent;border-color:var(--gold);color:var(--text)}
.btn-outline:hover{background:rgba(201,160,99,.12);border-color:var(--gold-hover);color:var(--gold-hover)}
.btn-sm{padding:9px 18px;font-size:13px}
.btn-lg{padding:15px 38px;font-size:16px;border-radius:10px}
.btn-block{width:100%}

/* ===== 分类Banner ===== */
.cat-banner{
  position:relative;
  height:360px;
  border-radius:0;
  overflow:hidden;
  display:flex;align-items:center;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  margin-top:14px;
}
.cat-banner::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(20,17,14,.92) 0%,rgba(20,17,14,.7) 45%,rgba(20,17,14,.35) 100%);
}
.cat-banner::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:80px;
  background:linear-gradient(0deg,var(--bg) 10%,transparent 100%);
}
.cat-banner-inner{position:relative;z-index:2;width:100%;padding-top:40px}
.cat-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(78,138,136,.18);
  border:1px solid rgba(78,138,136,.5);
  color:#7FC0BE;
  padding:6px 16px;border-radius:30px;
  font-size:13px;font-weight:600;letter-spacing:.5px;
  margin-bottom:20px;
}
.cat-badge i{font-size:12px}
.cat-banner h1{
  font-size:52px;font-weight:800;line-height:1.2;
  margin:0 0 14px;color:var(--text);
  letter-spacing:1px;
}
.cat-banner h1 span{color:var(--gold)}
.cat-banner .lead{
  font-size:17px;color:var(--text-sub);max-width:560px;
  margin:0;line-height:1.7;
}
.cat-banner-meta{
  display:flex;align-items:center;gap:16px;margin-top:26px;flex-wrap:wrap;
}
.cat-banner-meta span{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--text-sub)}
.cat-banner-meta i{color:var(--gold)}

/* ===== 通用板块 ===== */
.section{padding:var(--space-section) 0}
.section-sm{padding:40px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:40px;gap:20px;flex-wrap:wrap}
.section-head .sec-sub{font-size:14px;color:var(--text-sub);letter-spacing:2px;text-transform:uppercase;margin-bottom:6px}
.section-head h2{font-size:32px;font-weight:700;margin:0;line-height:1.3;color:var(--text)}
.section-head h2 i{color:var(--gold);margin-right:10px}
.section-head .more-link{color:var(--teal);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.section-head .more-link:hover{color:var(--gold)}
.section-divider{
  height:3px;border-radius:3px;margin:0 0 30px;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
  opacity:.45;
}

/* ===== 指南网格 ===== */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.guide-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  transition:var(--transition);
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:10px;
}
.guide-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--gold),transparent);
  opacity:0;transition:var(--transition);
}
.guide-card:hover{background:var(--surface-2);border-color:rgba(201,160,99,.4);transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.guide-card:hover::before{opacity:1}
.guide-card-icon{
  width:44px;height:44px;border-radius:var(--radius);
  background:rgba(201,160,99,.12);
  border:1px solid rgba(201,160,99,.3);
  display:flex;align-items:center;justify-content:center;
  color:var(--gold);font-size:18px;margin-bottom:4px;
}
.guide-card h3{font-size:18px;font-weight:700;margin:0;color:var(--text);line-height:1.4}
.guide-card p{font-size:14px;color:var(--text-sub);line-height:1.7;margin:0;flex:1}
.guide-card .guide-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--teal);margin-top:6px;
}
.guide-card .guide-link:hover{color:var(--gold)}

/* ===== 精选横卡 ===== */
.feature-card{
  display:flex;align-items:center;gap:0;
  background:var(--surface);border:1px solid var(--border);
  border-radius:16px;overflow:hidden;margin-top:32px;
  transition:var(--transition);
}
.feature-card:hover{border-color:rgba(201,160,99,.5);box-shadow:var(--shadow-hover)}
.feature-card-img{flex:0 0 44%;height:260px;overflow:hidden;position:relative}
.feature-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feature-card:hover .feature-card-img img{transform:scale(1.05)}
.feature-card-body{padding:34px;flex:1}
.feature-card-body .tag{display:inline-block;background:var(--red);color:#fff;font-size:12px;font-weight:600;padding:3px 12px;border-radius:4px;margin-bottom:14px;box-shadow:0 2px 10px rgba(180,85,79,.3)}
.feature-card-body h3{font-size:24px;font-weight:700;margin:0 0 12px;line-height:1.3}
.feature-card-body p{color:var(--text-sub);font-size:14px;line-height:1.75;margin:0 0 16px}
.feature-card-body .btn{margin-top:6px}

/* ===== 数据带 ===== */
.stats-row{
  background:linear-gradient(135deg,var(--surface) 0%,var(--surface-2) 100%);
  border:1px solid var(--border);
  border-radius:16px;padding:40px 20px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
  margin-top:56px;
}
.stat-item{text-align:center;padding:10px 12px}
.stat-num{font-size:38px;font-weight:800;color:var(--gold);line-height:1.1;letter-spacing:1px}
.stat-label{font-size:14px;color:var(--text-sub);margin-top:8px}
.stat-item + .stat-item{border-left:1px solid var(--border)}

/* ===== 观映流程 ===== */
.flow-wrap{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:36px 28px;margin-top:56px}
.flow-wrap h3{font-size:22px;font-weight:700;margin:0 0 28px;display:flex;align-items:center;gap:10px}
.flow-wrap h3 i{color:var(--gold)}
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.flow-step{position:relative;padding-left:20px}
.flow-step::before{
  content:"";position:absolute;left:0;top:34px;bottom:24px;width:1px;
  background:repeating-linear-gradient(180deg,var(--gold) 0 4px,transparent 4px 8px);
  opacity:.5;
}
.flow-step:last-child::before{display:none}
.flow-num{font-size:26px;font-weight:800;color:var(--gold);opacity:.85;line-height:1.1}
.flow-step h4{font-size:16px;font-weight:700;margin:12px 0 6px}
.flow-step p{font-size:13px;color:var(--text-sub);line-height:1.65;margin:0}

/* ===== FAQ ===== */
.faq-wrap{max-width:820px}
.faq-item{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);margin-bottom:14px;
  overflow:hidden;transition:var(--transition);
}
.faq-item:hover{border-color:rgba(201,160,99,.35)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);
  transition:var(--transition);user-select:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-icon{
  flex:0 0 32px;height:32px;border-radius:8px;
  background:rgba(201,160,99,.12);border:1px solid rgba(201,160,99,.35);
  display:flex;align-items:center;justify-content:center;
  color:var(--gold);font-size:14px;transition:var(--transition);
}
.faq-item summary .faq-arrow{margin-left:auto;color:var(--text-sub);transition:var(--transition);font-size:13px}
.faq-item[open] summary{color:var(--gold)}
.faq-item[open] summary .faq-icon{background:rgba(201,160,99,.2)}
.faq-item[open] summary .faq-arrow{transform:rotate(180deg);color:var(--gold)}
.faq-item .faq-body{padding:0 24px 22px 70px}
.faq-item .faq-body p{margin:0;font-size:15px;color:var(--text-sub);line-height:1.75}

/* ===== CTA ===== */
.cta-section{
  position:relative;padding:90px 0;text-align:center;overflow:hidden;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background:rgba(20,17,14,.72);
}
.cta-section::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(201,160,99,.14) 0%,transparent 65%);
}
.cta-inner{position:relative;z-index:2}
.cta-inner h2{font-size:38px;font-weight:800;margin:0 0 12px;color:var(--text)}
.cta-inner h2 span{color:var(--gold)}
.cta-inner p{font-size:16px;color:var(--text-sub);margin:0 0 32px}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ===== 返回CTA ===== */
.back-cta{padding:40px 0 70px;text-align:center}
.back-cta .btn{min-width:180px}

/* ===== 页脚 ===== */
.site-footer{background:var(--bg);position:relative;padding:0}
.footer-top-line{height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.7}
.footer-inner{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:36px;padding:60px 0 44px}
.footer-brand .fb-logo{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.75;color:var(--text-sub);margin:0 0 20px;max-width:300px}
.footer-domain{font-size:13px;color:var(--border);border:1px solid var(--border);padding:4px 14px;border-radius:6px;display:inline-block}
.footer-col h4{font-size:16px;font-weight:700;color:var(--text);margin:8px 0 20px;letter-spacing:.5px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--text-sub);display:inline-flex;align-items:center;gap:8px;transition:var(--transition)}
.footer-col ul li a::before{content:"›";color:var(--gold)}
.footer-col ul li a:hover{color:var(--gold);transform:translateX(3px)}
.footer-contact p{font-size:14px;color:var(--text-sub);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.footer-contact i{color:var(--gold);width:16px;text-align:center}
.footer-bottom{border-top:1px solid var(--border);padding:22px 0;text-align:center}
.footer-bottom p{font-size:13px;color:var(--text-sub);margin:0}

/* ===== 响应式 ===== */
@media screen and (max-width:1024px){
  .nav-links{gap:4px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
  .nav-links::-webkit-scrollbar{display:none}
  .nav-link{padding:0 10px;font-size:13px}
  .brand-text{font-size:17px}
  .guide-grid{grid-template-columns:repeat(2,1fr)}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .flow-steps{grid-template-columns:repeat(2,1fr)}
  .flow-step::before{display:none}
  .feature-card{flex-direction:column}
  .feature-card-img{flex:0 0 auto;width:100%;height:200px}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:640px){
  :root{--space-section:64px}
  .section{padding:var(--space-section-sm) 0}
  .cat-banner{height:300px}
  .cat-banner h1{font-size:34px}
  .cat-banner .lead{font-size:14px;line-height:1.6}
  .nav-panel{flex-wrap:wrap;gap:8px;padding:10px 12px}
  .nav-brand{width:100%}
  .nav-links{width:100%;order:3;margin-left:0}
  .nav-actions{margin-left:auto}
  .btn-gold.btn-sm{padding:8px 16px}
  .section-head h2{font-size:24px}
  .section-head .more-link{display:none}
  .guide-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:1fr 1fr;padding:30px 16px}
  .stat-item + .stat-item{border-left:none}
  .flow-steps{grid-template-columns:1fr}
  .flow-step{padding-left:0;margin-bottom:20px}
  .feature-card-body{padding:26px 20px}
  .feature-card-body h3{font-size:20px}
  .faq-item .faq-body{padding:0 18px 18px 20px}
  .cta-inner h2{font-size:28px}
  .cta-inner p{font-size:14px}
  .cta-btns .btn{width:100%}
  .footer-inner{grid-template-columns:1fr;padding:44px 0 30px}
}
@media(max-width:360px){
  .nav-actions .btn-gold{display:none}
}