/* roulang page: index */
:root {
  --brand-main: #2E7EE8;
  --brand-light: #58A6F2;
  --accent: #F5A623;
  --success: #18A058;
  --bg-main: #F5F7FB;
  --card-bg: #FFFFFF;
  --bg-dark: #1C2B3A;
  --text-main: #1C2534;
  --text-sub: #5A6B7C;
  --text-muted: #8A97A6;
  --border: #E6EAF2;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 12px rgba(30,50,80,.06);
  --shadow-md: 0 6px 24px rgba(30,50,80,.10);
  --shadow-lg: 0 14px 40px rgba(30,50,80,.14);
  --transition: 0.2s ease;
  --font-cn: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-en: Inter, "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: var(--bg-main);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  padding-top: 72px;
}
a { color: var(--brand-main); text-decoration: none; transition: color var(--transition); }
a:hover { color: #1a64c4; }
img { max-width: 100%; height: auto; display: block; }
button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--brand-main);
  outline-offset: 3px;
}
.container { max-width: 1200px; padding-left: 20px; padding-right: 20px; }

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 72px;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1050;
}
.site-header .navbar { height: 72px; padding: 0; }
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: .5px;
}
.navbar-brand:hover { color: var(--brand-main); }
.brand-icon { flex-shrink: 0; }
.navbar-nav { gap: 6px; }
.navbar-nav .nav-link {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-sub);
  padding: 8px 14px;
  border-radius: 10px;
  transition: all var(--transition);
  position: relative;
}
.navbar-nav .nav-link:hover {
  background: #EAF2FE;
  color: var(--brand-main);
}
.navbar-nav .nav-link.active {
  color: var(--brand-main);
  background: rgba(46,126,232,.08);
}
.navbar-nav .nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%);
  width: 24px; height: 3px;
  background: var(--brand-main);
  border-radius: 4px;
}
.header-actions { display: flex; align-items: center; gap: 10px; margin-left: 16px; }
.btn-accent {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  height: 42px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 15px;
}
.btn-accent:hover { background: #dd8e15; color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-accent:active { transform: scale(0.98); }
.btn-link-nav {
  color: var(--text-sub);
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 14px;
  background: transparent;
  border: none;
}
.btn-link-nav:hover { background: #EAF2FE; color: var(--brand-main); }
.navbar-toggler {
  border: none;
  color: var(--text-main);
  padding: 6px;
  background: transparent;
}
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler-icon { display: none; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 540px;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 0;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28,43,58,.35) 0%, rgba(28,43,58,.75) 100%);
  z-index: 1;
}
.hero-content { position: relative; z-index: 2; width: 100%; max-width: 1200px; padding: 0 20px; }
.hero h1 {
  font-size: 46px;
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  letter-spacing: .5px;
  margin-bottom: 14px;
  max-width: 640px;
}
.hero-subtitle {
  font-size: 17px;
  color: rgba(255,255,255,.85);
  max-width: 480px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-lg-hero {
  height: 48px;
  padding: 0 28px;
  border-radius: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: all var(--transition);
}
.btn-solid-white { background: var(--accent); color: #fff; border: none; }
.btn-solid-white:hover { background: #dd8e15; color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost-white {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.8);
}
.btn-ghost-white:hover { background: rgba(255,255,255,.14); color: #fff; border-color: #fff; }
.quick-bar-wrap {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1200px;
  padding: 0 20px;
  margin-top: 34px;
}
.quick-bar {
  display: inline-flex;
  gap: 10px;
  background: rgba(28,43,58,.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 16px;
  padding: 12px 16px;
  flex-wrap: wrap;
}
.quick-bar a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 10px;
  background: rgba(255,255,255,.92);
  color: var(--brand-main);
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition);
  white-space: nowrap;
}
.quick-bar a:hover { background: #EAF2FE; color: var(--brand-main); transform: translateY(-1px); }

/* ===== 通用板块 ===== */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-main); }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}
.section-head h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  padding-left: 16px;
  position: relative;
  margin: 0;
}
.section-head h2::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 26px;
  background: var(--brand-main);
  border-radius: 4px;
}
.section-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-main);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.section-more:hover { text-decoration: underline; }

/* ===== 横滑片库 ===== */
.swipe-wrap {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 8px;
}
.swipe-wrap::-webkit-scrollbar { display: none; }
.swipe-item { scroll-snap-align: start; flex-shrink: 0; }
.match-card {
  width: 240px;
  background: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.match-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.match-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background: #E8EDF4;
  overflow: hidden;
}
.match-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .2s ease;
}
.match-card:hover .match-cover img { transform: scale(1.04); }
.match-tag {
  position: absolute;
  top: 10px; left: 10px;
  background: rgba(28,43,58,.75);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  z-index: 2;
  backdrop-filter: blur(4px);
}
.match-status {
  position: absolute;
  top: 10px; right: 10px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,.9);
  color: var(--text-sub);
}
.match-status.live { background: rgba(24,160,88,.15); color: var(--success); }
.match-status.live::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--success);
  display: inline-block;
}
.match-detail { padding: 14px 16px 16px; flex: 1; }
.match-detail h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.5;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.match-meta {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.swipe-arrow {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}
.swipe-arrow:hover { background: #EAF2FE; color: var(--brand-main); border-color: var(--brand-light); }
.swipe-header { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.swipe-header .section-head { margin-bottom: 0; flex: 1; }

/* ===== 热播推荐 ===== */
.featured-main {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 320px;
  box-shadow: var(--shadow-md);
  display: block;
}
.featured-main img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.featured-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28,43,58,0) 40%, rgba(28,43,58,.8) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  z-index: 2;
}
.featured-overlay .feat-tag {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
  align-self: flex-start;
}
.featured-overlay h3 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
  line-height: 1.4;
}
.featured-overlay p {
  color: rgba(255,255,255,.85);
  font-size: 14px;
  margin-bottom: 16px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.btn-featured {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  height: 40px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  font-size: 14px;
  transition: all var(--transition);
}
.btn-featured:hover { background: #dd8e15; color: #fff; transform: translateY(-1px); }
.featured-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.featured-list-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.featured-list-item:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.featured-list-time {
  font-size: 13px;
  color: var(--text-muted);
  min-width: 64px;
  font-weight: 600;
  font-family: var(--font-en);
}
.featured-list-title {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.featured-list-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(24,160,88,.12);
  color: var(--success);
  white-space: nowrap;
}
.featured-list-badge.done { background: rgba(138,151,166,.15); color: var(--text-muted); }
.featured-list-badge.soon { background: rgba(245,166,35,.15); color: var(--accent); }

/* ===== 片单分区 ===== */
.playlist-row { margin-bottom: 56px; }
.playlist-row:last-child { margin-bottom: 0; }
.playlist-card {
  width: 220px;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  scroll-snap-align: start;
  flex-shrink: 0;
}
.playlist-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.playlist-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: #E8EDF4;
}
.playlist-cover img { width: 100%; height: 100%; object-fit: cover; }
.playlist-card .playlist-tag {
  position: absolute;
  top: 10px; left: 10px;
  background: rgba(28,43,58,.72);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
}
.playlist-body { padding: 14px 16px; }
.playlist-body h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
  line-height: 1.5;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.playlist-body p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 0;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== CTA订阅 ===== */
.section-cta {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}
.section-cta::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(88,166,242,.25) 0%, rgba(28,43,58,0) 70%);
  pointer-events: none;
}
.section-cta .cta-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; text-align: center; }
.section-cta h2 {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: .5px;
}
.section-cta p { color: rgba(255,255,255,.72); font-size: 15px; margin-bottom: 32px; }
.cta-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}
.cta-form input {
  flex: 1;
  height: 48px;
  border-radius: 12px;
  border: none;
  padding: 0 18px;
  font-size: 15px;
  background: #fff;
  color: var(--text-main);
  font-family: var(--font-cn);
}
.cta-form input:focus { outline: 2px solid var(--brand-light); }
.cta-form .btn-accent { height: 48px; padding: 0 24px; font-size: 15px; border-radius: 12px; }
.form-error {
  color: #ff7b7b;
  font-size: 13px;
  margin-top: 12px;
  display: none;
}
.cta-form input.error { border: 2px solid #f05050; }

/* ===== 最新资讯 CMS ===== */
.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-card {
  display: flex;
  gap: 20px;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.news-card:hover { box-shadow: var(--shadow-md); }
.news-thumb {
  width: 180px;
  height: 120px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
  background: #E8EDF4;
}
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .2s ease; }
.news-card:hover .news-thumb img { transform: scale(1.03); }
.news-content { flex: 1; display: flex; flex-direction: column; }
.news-content h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition);
}
.news-card:hover .news-content h3 { color: var(--brand-main); }
.news-excerpt {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.news-cat {
  display: inline-block;
  background: #EAF2FE;
  color: var(--brand-main);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 6px;
}
.news-read {
  margin-left: auto;
  font-weight: 600;
  color: var(--brand-main);
  font-size: 13px;
  opacity: 0;
  transform: translateX(-4px);
  transition: all var(--transition);
}
.news-card:hover .news-read { opacity: 1; transform: translateX(0); }
.empty-state {
  background: #fff;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 60px 20px;
  text-align: center;
}
.empty-state svg { margin: 0 auto 16px; color: var(--text-muted); }
.empty-state p { color: var(--text-sub); margin-bottom: 20px; font-size: 15px; }
.btn-refresh {
  background: #EAF2FE;
  color: var(--brand-main);
  border: none;
  border-radius: 10px;
  padding: 10px 24px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-refresh:hover { background: #d6e5fd; }

/* ===== FAQ ===== */
.accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.accordion-item:first-of-type, .accordion-item:last-of-type { border-radius: var(--radius-md); }
.accordion-button {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  padding: 18px 22px;
  background: #fff;
  box-shadow: none;
  border: none;
  font-family: var(--font-cn);
}
.accordion-button:not(.collapsed) { color: var(--brand-main); background: #fff; box-shadow: none; }
.accordion-button:focus { box-shadow: none; border: none; }
.accordion-button::after {
  background: none;
  width: 20px; height: 20px;
  content: "";
  display: inline-block;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform .2s ease;
}
.accordion-button:not(.collapsed)::after { transform: rotate(-135deg) translateY(-2px); }
.accordion-body { padding: 0 22px 18px; font-size: 15px; color: var(--text-sub); line-height: 1.8; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.75);
  padding: 64px 0 0;
  margin-top: 0;
}
.footer-brand .logo-text {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.6); max-width: 280px; }
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: .3px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,.65);
  font-size: 14px;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--brand-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 48px;
  padding: 24px 0;
  font-size: 13px;
  color: rgba(255,255,255,.45);
  text-align: center;
}
.footer-bottom a { color: rgba(255,255,255,.55); }
.footer-bottom a:hover { color: var(--brand-light); }

/* ===== 响应式断点 ===== */
@media (max-width: 1200px) {
  .container { max-width: 1140px; }
}
@media (max-width: 992px) {
  body { padding-top: 64px; }
  .site-header { height: 64px; }
  .site-header .navbar { height: 64px; }
  .navbar-collapse {
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 20px;
    margin-top: 10px;
  }
  .header-actions { margin-left: 0; margin-top: 14px; flex-wrap: wrap; }
  .hero { min-height: 480px; }
  .hero h1 { font-size: 36px; }
  .section { padding: 64px 0; }
}
@media (max-width: 768px) {
  .hero { min-height: 460px; }
  .hero h1 { font-size: 30px; }
  .hero-subtitle { font-size: 15px; }
  .quick-bar { padding: 10px; gap: 8px; }
  .quick-bar a { padding: 7px 12px; font-size: 13px; }
  .section { padding: 44px 0; }
  .section-head h2 { font-size: 24px; }
  .news-card { flex-direction: column; }
  .news-thumb { width: 100%; height: auto; aspect-ratio: 16/9; }
  .news-read { opacity: 1; transform: none; }
  .featured-list { margin-top: 20px; }
  .cta-form { flex-direction: column; gap: 10px; }
  .cta-form input { width: 100%; }
  .match-card { width: 200px; }
  .playlist-card { width: 180px; }
}
@media (max-width: 576px) {
  .hero h1 { font-size: 26px; }
  .hero-actions .btn-lg-hero { width: 100%; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-more { align-self: flex-end; }
  .featured-overlay h3 { font-size: 18px; }
  .match-card { width: 170px; }
  .playlist-card { width: 158px; }
  .footer-bottom { font-size: 12px; padding: 18px 0; }
}

/* roulang page: category1 */
:root {
      --brand-main: #2E7EE8;
      --brand-light: #58A6F2;
      --brand-dark: #1E5FB5;
      --accent: #F5A623;
      --accent-dark: #DA8D0C;
      --success: #18A058;
      --bg-main: #F5F7FB;
      --card-bg: #FFFFFF;
      --bg-dark: #1C2B3A;
      --text-main: #1C2534;
      --text-sub: #5A6B7C;
      --text-muted: #8A97A6;
      --border: #E6EAF2;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 12px rgba(30,50,80,.06);
      --shadow-md: 0 6px 24px rgba(30,50,80,.10);
      --shadow-lg: 0 14px 40px rgba(30,50,80,.14);
      --transition: .2s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-main);
      background: var(--bg-main);
      -webkit-font-smoothing: antialiased;
    }

    img {
      max-width: 100%;
    }

    a {
      color: var(--brand-main);
      text-decoration: none;
      transition: color var(--transition);
    }

    a:hover {
      color: var(--brand-dark);
    }

    .container {
      max-width: 1200px;
      padding-left: 20px;
      padding-right: 20px;
    }

    .section-base {
      padding: 72px 0;
    }

    .section-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 32px;
      gap: 16px;
      flex-wrap: wrap;
    }

    .section-head h2 {
      font-size: 30px;
      font-weight: 700;
      line-height: 1.4;
      letter-spacing: .4px;
      margin: 0;
      padding-left: 16px;
      border-left: 4px solid var(--brand-main);
      position: relative;
    }

    .section-head .section-sub {
      color: var(--text-muted);
      font-size: 14px;
      margin-left: 16px;
    }

    .link-all {
      font-size: 14px;
      font-weight: 600;
      color: var(--brand-main);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .link-all:hover {
      text-decoration: underline;
    }

    .link-all svg {
      width: 16px;
      height: 16px;
    }

    /* 按钮 */
    .btn-accent {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--accent);
      color: #fff;
      font-size: 15px;
      font-weight: 600;
      height: 46px;
      padding: 0 26px;
      border-radius: 12px;
      border: 0;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-accent:hover {
      background: var(--accent-dark);
      color: #fff;
      transform: translateY(-1px);
      box-shadow: var(--shadow-md);
    }

    .btn-accent:active {
      transform: scale(.98);
    }

    .btn-accent:focus-visible,
    .btn-outline:focus-visible,
    .btn-link-nav:focus-visible,
    a:focus-visible {
      outline: 2px solid var(--brand-main);
      outline-offset: 3px;
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--brand-main);
      color: var(--brand-main);
      background: transparent;
      font-size: 15px;
      font-weight: 600;
      height: 46px;
      padding: 0 26px;
      border-radius: 12px;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-outline:hover {
      background: #EAF2FE;
      color: var(--brand-dark);
    }

    .btn-outline:active {
      transform: scale(.98);
    }

    /* 徽章 */
    .badge-cat {
      display: inline-block;
      background: #EAF2FE;
      color: var(--brand-main);
      font-size: 13px;
      font-weight: 500;
      line-height: 1;
      padding: 6px 12px;
      border-radius: 6px;
      margin-right: 8px;
    }

    .badge-hot {
      display: inline-block;
      background: var(--accent);
      color: #fff;
      font-size: 12px;
      font-weight: 600;
      line-height: 1;
      padding: 5px 10px;
      border-radius: 6px;
    }

    .badge-status {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 12px;
      font-weight: 600;
      color: var(--success);
      background: rgba(24, 160, 88, .12);
      padding: 4px 10px;
      border-radius: 6px;
    }

    .badge-status::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--success);
    }

    /* 导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, .88);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }

    .site-header .navbar {
      min-height: 72px;
      padding-top: 0;
      padding-bottom: 0;
    }

    .navbar-brand {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-main) !important;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      letter-spacing: .3px;
    }

    .brand-icon {
      flex-shrink: 0;
    }

    .navbar-toggler {
      border: 0;
      background: #EAF2FE;
      border-radius: 10px;
      width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0;
    }

    .navbar-toggler:focus {
      box-shadow: none;
    }

    .navbar-nav {
      gap: 4px;
    }

    .nav-item .nav-link {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      padding: 10px 18px;
      border-radius: 10px;
      position: relative;
      transition: var(--transition);
    }

    .nav-item .nav-link:hover {
      color: var(--brand-main);
      background: #EAF2FE;
    }

    .nav-item .nav-link.active {
      color: var(--brand-main);
      background: #EAF2FE;
    }

    .nav-item .nav-link.active::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 4px;
      height: 2px;
      border-radius: 2px;
      background: var(--brand-main);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-left: 8px;
    }

    .header-actions .btn-accent {
      height: 42px;
      padding: 0 20px;
      font-size: 14px;
      border-radius: 12px;
    }

    .btn-link-nav {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-sub);
      background: none;
      border: 0;
      padding: 8px 4px;
      transition: var(--transition);
    }

    .btn-link-nav:hover {
      color: var(--brand-main);
    }

    /* Banner */
    .page-banner {
      position: relative;
      min-height: 200px;
      display: flex;
      align-items: center;
      background-image: linear-gradient(180deg, rgba(28,43,58,.45), rgba(28,43,58,.78)), url('/assets/images/backpic/back-1.png');
      background-size: cover;
      background-position: center;
      color: #fff;
      padding: 40px 0;
    }

    .page-banner .breadcrumb-nav {
      font-size: 13px;
      color: rgba(255, 255, 255, .65);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 6px;
      flex-wrap: wrap;
    }

    .page-banner .breadcrumb-nav a {
      color: rgba(255, 255, 255, .75);
    }

    .page-banner .breadcrumb-nav a:hover {
      color: #fff;
    }

    .breadcrumb-sep {
      opacity: .5;
    }

    .page-banner h1 {
      font-size: 38px;
      font-weight: 700;
      letter-spacing: .5px;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .page-banner .banner-desc {
      font-size: 16px;
      color: rgba(255, 255, 255, .82);
      max-width: 620px;
      line-height: 1.8;
      margin-bottom: 0;
    }

    /* 卡片 */
    .card-feature {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      border: 1px solid var(--border);
      transition: var(--transition);
    }

    .card-feature:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .card-feature .feature-img {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }

    .card-feature .feature-img img {
      width: 100%;
      height: 240px;
      object-fit: cover;
      display: block;
      transition: transform .3s ease;
    }

    .card-feature:hover .feature-img img {
      transform: scale(1.03);
    }

    .card-feature .feature-img .badge-hot {
      position: absolute;
      top: 14px;
      left: 14px;
    }

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

    .card-feature .feature-body .card-meta {
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
    }

    .meta-text {
      font-size: 13px;
      color: var(--text-muted);
    }

    .card-feature h3 {
      font-size: 22px;
      font-weight: 600;
      line-height: 1.5;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .card-feature p {
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.8;
      margin-bottom: 16px;
      flex: 1;
    }

    .link-arrow {
      font-size: 14px;
      font-weight: 600;
      color: var(--brand-main);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .link-arrow:hover {
      color: var(--brand-dark);
      text-decoration: underline;
    }

    .card-static {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

    .card-static:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .card-static .card-img {
      position: relative;
      overflow: hidden;
    }

    .card-static .card-img img {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
      transition: transform .3s ease;
    }

    .card-static:hover .card-img img {
      transform: scale(1.03);
    }

    .card-static .card-img .badge-status,
    .card-static .card-img .badge-hot {
      position: absolute;
      top: 12px;
      right: 12px;
    }

    .card-static .card-body {
      padding: 18px 18px 16px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .card-static .card-body h3 {
      font-size: 17px;
      font-weight: 600;
      line-height: 1.5;
      margin-bottom: 8px;
      color: var(--text-main);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      min-height: 51px;
    }

    .card-static .card-body p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 12px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex: 1;
    }

    .card-static .card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 12px;
      border-top: 1px solid var(--border);
    }

    .link-more {
      font-size: 13px;
      font-weight: 600;
      color: var(--brand-main);
      padding: 4px 0;
    }

    .link-more:hover {
      color: var(--brand-dark);
    }

    /* 横滑 */
    .swipe-wrap {
      display: flex;
      gap: 20px;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      padding-bottom: 12px;
      scrollbar-width: none;
      margin: 0 -4px;
      padding-left: 4px;
      padding-right: 4px;
    }

    .swipe-wrap::-webkit-scrollbar {
      display: none;
    }

    .swipe-card {
      flex-shrink: 0;
      min-width: 240px;
      width: 240px;
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      scroll-snap-align: start;
      text-decoration: none;
      transition: var(--transition);
      display: block;
    }

    .swipe-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
      text-decoration: none;
    }

    .swipe-cover {
      position: relative;
      aspect-ratio: 4 / 3;
      background-size: cover;
      background-position: center;
      background-color: #DCE3EC;
    }

    .swipe-cover .badge-hot {
      position: absolute;
      top: 12px;
      left: 12px;
    }

    .swipe-cover .badge-status {
      position: absolute;
      top: 12px;
      right: 12px;
      background: rgba(255, 255, 255, .92);
    }

    .swipe-info {
      padding: 14px 16px 16px;
    }

    .swipe-info h4 {
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .swipe-info p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 0;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    /* 头条聚焦 */
    .feature-lead {
      position: relative;
      display: block;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      min-height: 320px;
    }

    .feature-lead img {
      width: 100%;
      height: 100%;
      min-height: 320px;
      object-fit: cover;
      display: block;
      transition: transform .3s ease;
    }

    .feature-lead:hover img {
      transform: scale(1.03);
    }

    .lead-overlay {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      padding: 24px;
      background: linear-gradient(180deg, transparent, rgba(28,43,58,.82));
      color: #fff;
    }

    .lead-overlay h3 {
      font-size: 20px;
      font-weight: 600;
      line-height: 1.5;
      margin: 10px 0 6px;
      color: #fff;
    }

    .lead-overlay p {
      font-size: 14px;
      color: rgba(255, 255, 255, .78);
      margin-bottom: 0;
      line-height: 1.7;
    }

    .news-list {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      padding: 8px 20px;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .news-item {
      display: flex;
      align-items: baseline;
      gap: 10px;
      padding: 14px 0;
      border-bottom: 1px solid var(--border);
      text-decoration: none;
    }

    .news-item:last-child {
      border-bottom: 0;
    }

    .news-tag {
      flex-shrink: 0;
      font-size: 12px;
      font-weight: 600;
      color: var(--brand-main);
      background: #EAF2FE;
      border-radius: 6px;
      padding: 3px 8px;
    }

    .news-item p {
      flex: 1;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      line-height: 1.6;
      margin: 0;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .news-item:hover p {
      color: var(--brand-main);
    }

    .news-time {
      flex-shrink: 0;
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 相关分类入口 */
    .cat-switch {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      justify-content: center;
    }

    .cat-switch-item {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 140px;
      padding: 14px 28px;
      font-size: 15px;
      font-weight: 600;
      border-radius: 12px;
      background: var(--card-bg);
      border: 1px solid var(--border);
      color: var(--text-main);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .cat-switch-item:hover {
      border-color: var(--brand-main);
      color: var(--brand-main);
      transform: translateY(-2px);
    }

    .cat-switch-item.active {
      background: var(--brand-main);
      border-color: var(--brand-main);
      color: #fff;
      box-shadow: var(--shadow-md);
    }

    /* FAQ */
    .faq-wrap {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-wrap .accordion-item {
      border: 1px solid var(--border) !important;
      border-radius: var(--radius-md) !important;
      margin-bottom: 14px;
      background: var(--card-bg);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .faq-wrap .accordion-button {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      background: var(--card-bg);
      padding: 18px 22px;
      position: relative;
      gap: 12px;
    }

    .faq-wrap .accordion-button:not(.collapsed) {
      background: #F0F6FF;
      color: var(--brand-main);
      box-shadow: none;
    }

    .faq-wrap .accordion-button:focus {
      box-shadow: none;
      border-color: var(--brand-main);
    }

    .faq-wrap .accordion-button::after {
      width: 14px;
      height: 14px;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232E7EE8' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
      background-size: contain;
      transition: transform .2s ease;
      border-radius: 50%;
      background-color: #EAF2FE;
      background-position: center;
      background-repeat: no-repeat;
      width: 24px;
      height: 24px;
    }

    .faq-wrap .accordion-button:not(.collapsed)::after {
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
      background-color: var(--brand-main);
      transform: rotate(0deg);
    }

    .faq-wrap .accordion-body {
      padding: 6px 22px 20px;
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.85;
      border-top: 1px solid var(--border);
    }

    /* CTA */
    .cta-section {
      background: linear-gradient(120deg, var(--bg-dark) 0%, #243A4C 100%);
      padding: 76px 0;
      margin-top: 24px;
    }

    .cta-inner {
      max-width: 680px;
      margin: 0 auto;
      text-align: center;
      color: #fff;
    }

    .cta-inner h2 {
      font-size: 30px;
      font-weight: 700;
      margin-bottom: 12px;
      letter-spacing: .4px;
    }

    .cta-inner p {
      font-size: 15px;
      color: rgba(255, 255, 255, .72);
      line-height: 1.8;
      margin-bottom: 28px;
    }

    .cta-form {
      display: flex;
      gap: 12px;
      max-width: 480px;
      margin: 0 auto 14px;
    }

    .cta-form input {
      flex: 1;
      height: 48px;
      padding: 0 18px;
      border-radius: 12px;
      border: 1px solid rgba(255, 255, 255, .2);
      background: #fff;
      font-size: 15px;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
    }

    .cta-form input:focus {
      border-color: var(--brand-light);
      box-shadow: 0 0 0 3px rgba(88, 166, 242, .25);
    }

    .cta-form .btn-accent {
      height: 48px;
      padding: 0 30px;
      flex-shrink: 0;
    }

    .cta-note {
      font-size: 13px;
      color: rgba(255, 255, 255, .5);
      margin-bottom: 0;
    }

    /* Footer */
    .site-footer {
      background: var(--bg-dark);
      color: #B8C3CF;
      padding-top: 64px;
      font-size: 14px;
    }

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

    .site-footer .logo-text {
      font-size: 20px;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
    }

    .site-footer .footer-brand p {
      color: #8A97A6;
      line-height: 1.8;
      margin-bottom: 0;
      max-width: 280px;
    }

    .site-footer .footer-title {
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 10px;
    }

    .site-footer .footer-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 24px;
      height: 2px;
      border-radius: 2px;
      background: var(--brand-light);
    }

    .site-footer .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .site-footer .footer-links li {
      margin-bottom: 10px;
    }

    .site-footer .footer-links a {
      color: #8A97A6;
      transition: var(--transition);
    }

    .site-footer .footer-links a:hover {
      color: var(--brand-light);
      text-decoration: none;
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, .08);
      margin-top: 48px;
      padding: 20px 0;
      text-align: center;
      color: #6C7A88;
      font-size: 13px;
    }

    .footer-bottom p {
      margin-bottom: 0;
    }

    /* 响应式 */
    @media (max-width: 1199.98px) {
      .section-base {
        padding: 64px 0;
      }
    }

    @media (max-width: 991.98px) {
      .site-header .navbar-collapse {
        background: rgba(255, 255, 255, .98);
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        padding: 20px;
        box-shadow: var(--shadow-lg);
      }

      .navbar-nav {
        margin: 16px 0 !important;
        gap: 4px;
        border-top: 1px solid var(--border);
        padding-top: 16px;
      }

      .nav-item .nav-link {
        padding: 12px 16px;
        font-size: 15px;
        border-radius: 10px;
      }

      .nav-item .nav-link.active::after {
        display: none;
      }

      .header-actions {
        margin-left: 0;
        padding-top: 12px;
        border-top: 1px solid var(--border);
      }

      .header-actions .btn-accent {
        width: 100%;
      }

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

      .section-base {
        padding: 56px 0;
      }

      .card-feature .feature-img img {
        height: 200px;
      }

      .feature-lead,
      .feature-lead img {
        min-height: 260px;
      }

      .news-list {
        padding: 8px 16px;
      }
    }

    @media (max-width: 767.98px) {
      body {
        font-size: 15px;
      }

      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .section-base {
        padding: 44px 0;
      }

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

      .page-banner {
        min-height: 180px;
        padding: 32px 0;
      }

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

      .page-banner .banner-desc {
        font-size: 14px;
      }

      .card-feature .feature-img img {
        height: 180px;
      }

      .card-feature .feature-body {
        padding: 18px;
      }

      .swipe-card {
        min-width: 200px;
        width: 200px;
      }

      .cta-section {
        padding: 56px 0;
      }

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

      .cta-form {
        flex-direction: column;
      }

      .cta-form input {
        width: 100%;
      }

      .cta-form .btn-accent {
        width: 100%;
      }

      .cat-switch-item {
        min-width: 120px;
        padding: 12px 20px;
        font-size: 14px;
      }

      .site-footer {
        padding-top: 48px;
      }
    }

    @media (max-width: 575.98px) {
      .navbar-brand {
        font-size: 18px;
      }

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

      .card-feature .feature-img img {
        height: 160px;
      }

      .card-static .card-img img {
        height: 160px;
      }

      .swipe-card {
        min-width: 172px;
        width: 172px;
      }

      .feature-lead,
      .feature-lead img {
        min-height: 220px;
      }

      .lead-overlay {
        padding: 16px;
      }

      .lead-overlay h3 {
        font-size: 17px;
      }

      .lead-overlay p {
        font-size: 13px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
      }

      .news-item {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
        padding: 12px 0;
      }

      .news-time {
        font-size: 12px;
      }

      .footer-bottom {
        padding: 16px 12px;
        line-height: 1.7;
      }
    }

/* roulang page: article */
:root {
            --brand-main: #2E7EE8;
            --brand-light: #58A6F2;
            --accent: #F5A623;
            --success: #18A058;
            --bg-main: #F5F7FB;
            --card-bg: #FFFFFF;
            --bg-dark: #1C2B3A;
            --text-main: #1C2534;
            --text-sub: #5A6B7C;
            --text-muted: #8A97A6;
            --border: #E6EAF2;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 12px rgba(30,50,80,.06);
            --shadow-md: 0 6px 24px rgba(30,50,80,.10);
            --shadow-lg: 0 14px 40px rgba(30,50,80,.14);
            --font-sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            --font-num: Inter, "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-main);
            padding-top: 72px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--brand-main);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: #1e5fbf;
        }

        ul,
        ol {
            padding-left: 1.25rem;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: 72px;
            background: rgba(255, 255, 255, .88);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .2s ease;
        }

        .site-header .navbar {
            height: 72px;
            padding: 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: .3px;
            padding: 0;
        }

        .navbar-brand:hover {
            color: var(--brand-main);
        }

        .brand-icon {
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 6px;
        }

        .nav-link {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-sub);
            border-radius: 10px;
            padding: 8px 16px !important;
            transition: background-color .2s ease, color .2s ease;
            position: relative;
        }

        .nav-link:hover {
            background: #EAF2FE;
            color: var(--brand-main);
        }

        .nav-link.active {
            color: var(--brand-main);
            background: #EAF2FE;
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background: var(--brand-main);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            height: 42px;
            padding: 0 22px;
            border-radius: 12px;
            border: none;
            transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
            white-space: nowrap;
        }

        .btn-accent:hover {
            background: #e09316;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent:active {
            transform: scale(.98);
        }

        .btn-link-nav {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-sub);
            padding: 6px 12px;
        }

        .btn-link-nav:hover {
            color: var(--brand-main);
        }

        .navbar-toggler {
            border: none;
            padding: 6px 8px;
            color: var(--text-main);
            border-radius: 8px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--brand-main);
            outline-offset: 2px;
        }

        .navbar-toggler svg {
            width: 26px;
            height: 26px;
        }

        /* ===== 按钮通用 ===== */
        .btn-base {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 700;
            border: none;
            transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .btn-base:active {
            transform: scale(.98);
        }

        .btn-primary-custom {
            background: var(--brand-main);
            color: #fff;
        }

        .btn-primary-custom:hover {
            background: #1e63c0;
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        .btn-outline-custom {
            background: transparent;
            color: var(--brand-main);
            border: 1px solid var(--brand-main);
        }

        .btn-outline-custom:hover {
            background: #EAF2FE;
            color: var(--brand-main);
        }

        .btn:focus-visible,
        .btn-base:focus-visible,
        .btn-accent:focus-visible,
        .form-control:focus-visible,
        .accordion-button:focus-visible {
            outline: 2px solid var(--brand-main);
            outline-offset: 2px;
            box-shadow: none;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: #EDF1F7;
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .breadcrumb-bar .breadcrumb {
            background: transparent;
            padding: 0;
            margin: 0;
            font-size: 14px;
        }

        .breadcrumb-bar .breadcrumb-item + .breadcrumb-item::before {
            content: "›";
            color: var(--text-muted);
            padding-left: .5rem;
            padding-right: .5rem;
        }

        .breadcrumb-bar .breadcrumb-item a {
            color: var(--text-sub);
            text-decoration: none;
        }

        .breadcrumb-bar .breadcrumb-item a:hover {
            color: var(--brand-main);
        }

        .breadcrumb-bar .breadcrumb-item.active {
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 300px;
        }

        /* ===== 文章主体 ===== */
        .article-main {
            padding: 56px 0 80px;
        }

        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 56px;
            max-width: 880px;
            margin: 0 auto;
            border: 1px solid rgba(230, 234, 242, .6);
        }

        .article-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: .5px;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            padding-bottom: 22px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 32px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .badge-cat {
            display: inline-block;
            background: #EAF2FE;
            color: var(--brand-main);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            line-height: 1.4;
        }

        .badge-hot {
            background: var(--accent);
            color: #fff;
        }

        .badge-live {
            background: rgba(24, 160, 88, .1);
            color: var(--success);
        }

        .artile-body {
            font-size: 18px;
            line-height: 1.9;
            color: var(--text-main);
        }

        .article-body {
            font-size: 18px;
            line-height: 1.9;
            color: var(--text-main);
        }

        .article-body > *:last-child {
            margin-bottom: 0;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body h2 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin: 40px 0 16px;
            color: var(--text-main);
        }

        .article-body h3 {
            font-size: 22px;
            font-weight: 600;
            line-height: 1.5;
            margin: 32px 0 12px;
            color: var(--text-main);
        }

        .article-body h4 {
            font-size: 17px;
            font-weight: 600;
            margin: 24px 0 10px;
        }

        .article-body ul,
        .article-body ol {
            margin: 16px 0 20px;
            padding-left: 24px;
        }

        .article-body li {
            margin-bottom: 10px;
        }

        .article-body blockquote {
            border-left: 3px solid var(--brand-main);
            background: #F0F6FF;
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
            color: var(--text-sub);
            font-size: 16px;
        }

        .article-body a {
            color: var(--brand-main);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body a:hover {
            color: #1e5fbf;
        }

        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: 20px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-body figure {
            margin: 24px 0;
        }

        .article-body figcaption {
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 8px;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 15px;
        }

        .article-body table th,
        .article-body table td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }

        .article-body table th {
            background: #F0F6FF;
            font-weight: 600;
        }

        .article-back {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .article-back a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-main);
        }

        .article-back a:hover {
            color: #1e5fbf;
        }

        .article-back svg {
            width: 18px;
            height: 18px;
        }

        /* ===== 空状态 ===== */
        .empty-state {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            max-width: 680px;
            margin: 40px auto;
            padding: 72px 32px;
            text-align: center;
            border: 1px solid rgba(230, 234, 242, .6);
        }

        .empty-state svg {
            width: 40px;
            height: 40px;
            margin: 0 auto 18px;
            color: var(--text-muted);
            opacity: .6;
        }

        .empty-state h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .empty-state p {
            color: var(--text-sub);
            margin-bottom: 24px;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            margin-top: 56px;
        }

        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
        }

        .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            position: relative;
            padding-left: 16px;
            margin: 0;
        }

        .section-head h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 4px;
            background: var(--brand-main);
        }

        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(230, 234, 242, .6);
            transition: transform .2s ease, box-shadow .2s ease;
            height: 100%;
        }

        .related-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .related-cover {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .25s ease;
        }

        .related-card:hover .related-cover img {
            transform: scale(1.03);
        }

        .related-cover .badge-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: rgba(46, 126, 232, .92);
            color: #fff;
        }

        .related-info {
            padding: 18px 20px 22px;
        }

        .related-info h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .related-info p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== FAQ ===== */
        .faq-section {
            margin-top: 56px;
        }

        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .accordion-item:first-of-type {
            border-radius: var(--radius-md);
        }

        .accordion-item:last-of-type {
            border-radius: var(--radius-md);
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--card-bg);
            padding: 18px 22px;
            line-height: 1.5;
        }

        .accordion-button:not(.collapsed) {
            color: var(--brand-main);
            background: #F7FAFF;
            box-shadow: none;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232E7EE8' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
            background-size: 18px;
            transition: transform .2s ease;
        }

        .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232E7EE8' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
            transform: rotate(0deg);
        }

        .accordion-body {
            padding: 16px 22px 22px;
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px solid var(--border);
        }

        /* ===== CTA订阅 ===== */
        .cta-section {
            margin-top: 56px;
        }

        .cta-box {
            background: linear-gradient(135deg, var(--brand-main) 0%, var(--bg-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 52px 56px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .06);
        }

        .cta-box h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .cta-box p {
            font-size: 15px;
            color: rgba(255, 255, 255, .75);
            margin: 0;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            position: relative;
            z-index: 2;
        }

        .subscribe-form .form-control {
            height: 48px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, .3);
            background: rgba(255, 255, 255, .95);
            font-size: 15px;
            color: var(--text-main);
            padding: 0 16px;
        }

        .subscribe-form .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(245, 166, 35, .3);
        }

        .subscribe-form .form-control.is-invalid {
            border-color: #e74c3c;
        }

        .subscribe-form .btn-subscribe {
            background: var(--accent);
            color: #fff;
            height: 48px;
            border-radius: 12px;
            padding: 0 26px;
            font-weight: 700;
            border: none;
            white-space: nowrap;
            transition: background-color .2s ease, transform .2s ease;
        }

        .subscribe-form .btn-subscribe:hover {
            background: #e09316;
            transform: translateY(-1px);
        }

        .form-error-msg {
            display: none;
            font-size: 13px;
            color: #ffb3b3;
            margin-top: 8px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
            margin-top: 80px;
        }

        .site-footer .logo-text {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .6);
            max-width: 280px;
            margin: 0;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--brand-light);
            border-radius: 2px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            text-decoration: none;
            transition: color .2s ease;
        }

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

        .footer-bottom {
            margin-top: 40px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, .1);
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
            text-align: center;
        }

        .footer-bottom p {
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .navbar-nav {
                gap: 2px;
            }
            .nav-link {
                font-size: 15px;
                padding: 8px 12px !important;
            }
        }

        @media (max-width: 991.98px) {
            body {
                padding-top: 64px;
            }
            .site-header {
                height: 64px;
            }
            .site-header .navbar {
                height: 64px;
            }
            .navbar-collapse {
                background: rgba(255, 255, 255, .97);
                padding: 16px 20px 20px;
                border-radius: 0 0 16px 16px;
                box-shadow: var(--shadow-lg);
                margin-top: 10px;
            }
            .navbar-nav {
                margin-bottom: 12px;
            }
            .nav-link.active::after {
                display: none;
            }
            .header-actions {
                flex-direction: row;
                gap: 10px;
            }
            .article-card {
                padding: 40px;
            }
            .cta-box {
                padding: 40px 32px;
            }
            .subscribe-form {
                margin-top: 18px;
            }
        }

        @media (max-width: 767.98px) {
            .article-main {
                padding: 32px 0 56px;
            }
            .article-card {
                padding: 28px 20px;
                border-radius: 16px;
            }
            .article-title {
                font-size: 24px;
            }
            .article-meta {
                gap: 10px;
                font-size: 13px;
                margin-bottom: 24px;
            }
            .article-body {
                font-size: 16px;
                line-height: 1.85;
            }
            .article-body h2 {
                font-size: 21px;
                margin: 30px 0 14px;
            }
            .article-body h3 {
                font-size: 18px;
            }
            .breadcrumb-bar .breadcrumb-item.active {
                max-width: 160px;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .cta-box {
                padding: 32px 22px;
                border-radius: 16px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .form-control {
                width: 100%;
            }
            .subscribe-form .btn-subscribe {
                width: 100%;
            }
            .footer-bottom {
                font-size: 12px;
            }
        }

        @media (max-width: 575.98px) {
            .breadcrumb-bar .breadcrumb-item.active {
                max-width: 120px;
            }
            .article-back a {
                font-size: 14px;
            }
            .related-info {
                padding: 14px 16px 18px;
            }
            .related-info h3 {
                font-size: 15px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category2 */
:root {
            --brand-main: #2E7EE8;
            --brand-light: #58A6F2;
            --accent: #F5A623;
            --success: #18A058;
            --bg-main: #F5F7FB;
            --card-bg: #FFFFFF;
            --bg-dark: #1C2B3A;
            --text-main: #1C2534;
            --text-sub: #5A6B7C;
            --text-muted: #8A97A6;
            --border: #E6EAF2;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 12px rgba(30, 50, 80, .06);
            --shadow-md: 0 6px 24px rgba(30, 50, 80, .10);
            --shadow-lg: 0 14px 40px rgba(30, 50, 80, .14);
            --font-cn: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            --font-en: Inter, "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            background: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--brand-main);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: #1B64C9;
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }

        .text-sub {
            color: var(--text-sub);
        }

        /* ---------- Header / Nav ---------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            height: 72px;
            background: rgba(255, 255, 255, .86);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .2s ease;
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: .3px;
            padding: 0;
        }

        .navbar-brand:hover {
            color: var(--brand-main);
        }

        .brand-icon {
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            padding: 8px 16px;
            border-radius: 10px;
            transition: background .2s ease, color .2s ease;
            position: relative;
        }

        .navbar-nav .nav-link:hover {
            background: #EAF2FE;
            color: var(--brand-main);
        }

        .navbar-nav .nav-link.active {
            color: var(--brand-main);
            background: #EAF2FE;
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: -2px;
            height: 2px;
            border-radius: 2px;
            background: var(--brand-main);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: 8px;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 42px;
            padding: 0 22px;
            border-radius: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
            box-shadow: 0 2px 10px rgba(245, 166, 35, .3);
        }

        .btn-accent:hover {
            background: #E0941C;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(245, 166, 35, .35);
        }

        .btn-accent:active {
            transform: scale(.98);
        }

        .btn-accent:focus-visible,
        .btn-outline:focus-visible,
        .btn-submit:focus-visible {
            outline: 2px solid var(--brand-main);
            outline-offset: 2px;
        }

        .btn-link-nav {
            color: var(--text-sub);
            font-size: 14px;
            font-weight: 600;
            padding: 6px 4px;
            border: none;
            background: none;
        }

        .btn-link-nav:hover {
            color: var(--brand-main);
        }

        .navbar-toggler {
            border: none;
            background: none;
            padding: 6px;
            color: var(--text-main);
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--brand-main);
            border-radius: 8px;
        }

        .navbar-toggler:hover {
            color: var(--brand-main);
        }

        /* ---------- Category Banner ---------- */
        .cat-banner {
            position: relative;
            margin-top: 72px;
            min-height: 260px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #EAF2FE 0%, #D8E9FF 45%, #C9DFFF 100%);
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }

        .cat-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center right / cover no-repeat;
            opacity: .25;
        }

        .cat-banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0 52px;
        }

        .cat-banner .breadcrumb-label {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-sub);
            margin-bottom: 10px;
            background: rgba(255, 255, 255, .7);
            display: inline-block;
            padding: 4px 14px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }

        .cat-banner .breadcrumb-label a {
            color: var(--brand-main);
        }

        .cat-banner h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: .5px;
            color: var(--text-main);
            margin: 0 0 12px;
        }

        .cat-banner p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-sub);
            max-width: 620px;
            margin: 0;
        }

        /* ---------- Section common ---------- */
        .section-live {
            padding: 88px 0;
        }

        .section-live+.section-live {
            padding-top: 0;
        }

        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-main);
            padding-left: 14px;
            border-left: 4px solid var(--brand-main);
            letter-spacing: .5px;
            margin: 0;
        }

        .section-head .view-all {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-main);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: border-color .2s ease;
        }

        .section-head .view-all:hover {
            border-bottom-color: var(--brand-main);
        }

        /* ---------- Quick Stats ---------- */
        .cat-stats {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            padding: 28px 0;
        }

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

        .stat-item {
            text-align: center;
            padding: 12px 8px;
        }

        .stat-item .stat-num {
            font-family: var(--font-en);
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-main);
            line-height: 1.2;
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: var(--text-sub);
            margin-top: 4px;
        }

        /* ---------- Live Match Grid ---------- */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .match-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform .2s ease, box-shadow .2s ease;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(230, 234, 242, .5);
        }

        .match-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .match-card.featured {
            grid-column: span 2;
            display: grid;
            grid-template-columns: 1.15fr 1fr;
        }

        .match-card .match-cover {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: #DCE5F0;
        }

        .match-card.featured .match-cover {
            aspect-ratio: auto;
            min-height: 100%;
        }

        .match-card .match-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .2s ease;
        }

        .match-card:hover .match-cover img {
            transform: scale(1.03);
        }

        .badge-live {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(24, 160, 88, .92);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            backdrop-filter: blur(4px);
        }

        .badge-live::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #fff;
            animation: pulse 1.2s ease infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: .4;
            }
        }

        .badge-soon {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(46, 126, 232, .92);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 6px;
            backdrop-filter: blur(4px);
        }

        .badge-ended {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(90, 107, 124, .88);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 6px;
            backdrop-filter: blur(4px);
        }

        .match-info {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .match-card.featured .match-info {
            padding: 28px;
            justify-content: center;
        }

        .match-league {
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-main);
            background: #EAF2FE;
            display: inline-block;
            padding: 3px 10px;
            border-radius: 6px;
            align-self: flex-start;
            margin-bottom: 12px;
        }

        .match-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .match-card.featured .match-title {
            font-size: 22px;
        }

        .match-score {
            font-family: var(--font-en);
            font-size: 28px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 8px;
        }

        .match-card.featured .match-score {
            font-size: 40px;
        }

        .match-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 6px 14px;
            margin-top: auto;
            border-top: 1px solid var(--border);
            padding-top: 12px;
        }

        .match-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .match-meta svg {
            width: 14px;
            height: 14px;
            stroke: var(--text-muted);
        }

        /* ---------- Service Flow ---------- */
        .flow-section {
            background: var(--card-bg);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .flow-item {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-lg);
            transition: background .2s ease, box-shadow .2s ease;
        }

        .flow-item:hover {
            background: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }

        .flow-step {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #EAF2FE;
            color: var(--brand-main);
            font-family: var(--font-en);
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            transition: background .2s ease, color .2s ease;
        }

        .flow-item:hover .flow-step {
            background: var(--brand-main);
            color: #fff;
        }

        .flow-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .flow-item p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
        }

        /* ---------- FAQ ---------- */
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            background: var(--card-bg);
            box-shadow: var(--shadow-sm);
            margin-bottom: 16px;
            overflow: hidden;
        }

        .faq-section .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--card-bg);
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            transition: color .2s ease;
        }

        .faq-section .accordion-button:not(.collapsed) {
            color: var(--brand-main);
            background: #F8FBFF;
            box-shadow: none;
        }

        .faq-section .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--brand-main);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }

        .faq-section .accordion-button::after {
            background: none;
            content: "";
            width: 12px;
            height: 12px;
            border-right: 2px solid var(--brand-main);
            border-bottom: 2px solid var(--brand-main);
            transform: rotate(45deg) translateY(-3px);
            transition: transform .2s ease;
        }

        .faq-section .accordion-button:not(.collapsed)::after {
            transform: rotate(-135deg) translateY(-2px);
        }

        .faq-section .accordion-body {
            padding: 0 22px 20px;
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-sub);
        }

        /* ---------- CTA Subscribe ---------- */
        .cat-cta {
            background: linear-gradient(120deg, #152331 0%, #1C2B3A 55%, #24425E 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cat-cta::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(46, 126, 232, .35), transparent 70%);
            border-radius: 50%;
            top: -180px;
            right: -80px;
        }

        .cat-cta .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cat-cta h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }

        .cat-cta p {
            color: rgba(255, 255, 255, .7);
            font-size: 15px;
            max-width: 480px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 500px;
            margin: 0 auto;
        }

        .subscribe-form .form-control {
            height: 48px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, .25);
            background: rgba(255, 255, 255, .95);
            font-size: 15px;
            padding: 0 18px;
            color: var(--text-main);
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .subscribe-form .form-control:focus {
            border-color: var(--brand-main);
            box-shadow: 0 0 0 3px rgba(46, 126, 232, .25);
            outline: none;
        }

        .btn-submit {
            height: 48px;
            padding: 0 28px;
            border-radius: 12px;
            background: var(--accent);
            color: #fff;
            border: none;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            cursor: pointer;
            transition: background .2s ease, transform .2s ease;
        }

        .btn-submit:hover {
            background: #E0941C;
            transform: translateY(-1px);
        }

        .form-error-msg {
            color: #F56C6C;
            font-size: 13px;
            margin-top: 10px;
            display: none;
        }

        .subscribe-form input.error {
            border-color: #F56C6C;
        }

        /* ---------- Related Category ---------- */
        .cat-links-section {
            padding: 72px 0;
        }

        .cat-links-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .cat-link-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 2px solid transparent;
            transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
        }

        .cat-link-card:hover {
            border-color: var(--brand-main);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .cat-link-card.active {
            border-color: var(--brand-main);
            background: #F0F7FF;
        }

        .cat-link-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: #EAF2FE;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .cat-link-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--brand-main);
            fill: none;
            stroke-width: 1.8;
        }

        .cat-link-info h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 4px;
        }

        .cat-link-info p {
            font-size: 13px;
            color: var(--text-sub);
            margin: 0;
            line-height: 1.6;
        }

        .cat-link-card.active .cat-link-icon {
            background: var(--brand-main);
        }

        .cat-link-card.active .cat-link-icon svg {
            stroke: #fff;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--bg-dark);
            color: #A8B4C0;
            padding: 64px 0 0;
            font-size: 14px;
        }

        .site-footer .footer-brand {
            margin-bottom: 12px;
        }

        .site-footer .logo-text {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }

        .site-footer p {
            color: #A8B4C0;
            line-height: 1.8;
            margin: 0;
            max-width: 320px;
        }

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

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

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links a {
            color: #A8B4C0;
            transition: color .2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin-top: 48px;
            padding: 20px 0;
            text-align: center;
            color: #7C8B9C;
        }

        .footer-bottom p {
            margin: 0;
            font-size: 13px;
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 991.98px) {
            .site-header {
                height: 64px;
            }

            .site-header .navbar {
                min-height: 64px;
            }

            .cat-banner {
                margin-top: 64px;
            }

            .section-live {
                padding: 64px 0;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .match-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .match-card.featured {
                grid-column: span 2;
                grid-template-columns: 1.1fr 1fr;
            }

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

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

            .navbar-collapse {
                background: rgba(255, 255, 255, .98);
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                padding: 16px 20px 20px;
                box-shadow: var(--shadow-lg);
                margin-top: 8px;
            }

            .navbar-nav {
                flex-direction: column;
                gap: 2px;
            }

            .navbar-nav .nav-link {
                padding: 12px 16px;
                font-size: 16px;
            }

            .header-actions {
                margin: 14px 0 0;
                padding-top: 14px;
                border-top: 1px solid var(--border);
                flex-wrap: wrap;
            }

            .header-actions .btn-accent {
                height: 44px;
                flex: 1;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .cat-banner {
                min-height: 220px;
            }

            .cat-banner-content {
                padding: 44px 0 40px;
            }

            .cat-banner h1 {
                font-size: 26px;
            }

            .cat-banner p {
                font-size: 14px;
            }

            .section-live {
                padding: 44px 0;
            }

            .section-head h2 {
                font-size: 22px;
            }

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

            .match-card.featured {
                grid-column: span 1;
                grid-template-columns: 1fr;
            }

            .match-card.featured .match-cover {
                aspect-ratio: 16 / 10;
            }

            .match-card.featured .match-info {
                padding: 20px;
            }

            .match-card.featured .match-title {
                font-size: 19px;
            }

            .match-card.featured .match-score {
                font-size: 30px;
            }

            .flow-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

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

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form .btn-submit {
                width: 100%;
            }

            .cat-cta {
                padding: 56px 0;
            }

            .cat-cta h2 {
                font-size: 22px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .stat-item .stat-num {
                font-size: 24px;
            }

            .site-footer {
                padding-top: 48px;
            }

            .footer-bottom {
                margin-top: 32px;
            }
        }

        @media (max-width: 575.98px) {
            .cat-banner h1 {
                font-size: 24px;
            }

            .section-head {
                flex-wrap: wrap;
                gap: 10px;
            }

            .match-card.featured .match-title {
                font-size: 18px;
            }

            .match-meta {
                font-size: 12px;
                gap: 4px 10px;
            }

            .stat-item .stat-num {
                font-size: 22px;
            }

            .stat-item .stat-label {
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
            --brand-main: #2E7EE8;
            --brand-light: #58A6F2;
            --accent: #F5A623;
            --success: #18A058;
            --bg-main: #F5F7FB;
            --card-bg: #FFFFFF;
            --bg-dark: #1C2B3A;
            --text-main: #1C2534;
            --text-sub: #5A6B7C;
            --text-muted: #8A97A6;
            --border: #E6EAF2;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 12px rgba(30, 50, 80, .06);
            --shadow-md: 0 6px 24px rgba(30, 50, 80, .10);
            --shadow-lg: 0 14px 40px rgba(30, 50, 80, .14);
            --transition: .2s ease;
            --font-main: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            --font-en: Inter, "Helvetica Neue", Arial, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-main);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--brand-main);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: #1B5FC4;
        }

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            height: 72px;
            background: rgba(255, 255, 255, .88);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow var(--transition);
        }
        .site-header.is-scrolled {
            box-shadow: var(--shadow-sm);
        }
        .navbar {
            padding-top: 0;
            padding-bottom: 0;
            min-height: 72px;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main) !important;
            letter-spacing: .3px;
            padding: 0;
        }
        .navbar-brand:hover {
            color: var(--brand-main) !important;
        }
        .brand-icon {
            flex-shrink: 0;
        }
        .navbar-nav {
            column-gap: 4px;
        }
        .nav-item .nav-link {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            padding: 8px 16px;
            border-radius: 10px;
            position: relative;
            transition: background var(--transition), color var(--transition);
        }
        .nav-item .nav-link:hover {
            background: #EAF2FE;
            color: var(--brand-main);
        }
        .nav-item .nav-link.active {
            color: var(--brand-main);
            background: #EAF2FE;
        }
        .nav-item .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-main);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 42px;
            padding: 0 24px;
            border-radius: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            border: 0;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .btn-accent:hover {
            background: #E69414;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(245, 166, 35, .35);
        }
        .btn-accent:active {
            transform: scale(.98);
        }
        .btn-link-nav {
            color: var(--text-sub);
            font-size: 15px;
            font-weight: 600;
            padding: 8px 6px;
            border-radius: 8px;
            transition: color var(--transition), background var(--transition);
        }
        .btn-link-nav:hover {
            color: var(--brand-main);
            background: #EAF2FE;
        }
        .navbar-toggler {
            border: 0;
            padding: 6px 8px;
            background: transparent;
            color: var(--text-main);
            border-radius: 10px;
            transition: background var(--transition);
        }
        .navbar-toggler:hover {
            background: #EAF2FE;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 2px rgba(46, 126, 232, .45);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            min-height: 200px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            margin-top: 72px;
            color: #fff;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(28, 43, 58, .55), rgba(28, 43, 58, .85));
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero-content h1 {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: .5px;
            margin: 0 0 8px;
            line-height: 1.3;
        }
        .page-hero-content p {
            font-size: 15px;
            color: rgba(255, 255, 255, .86);
            max-width: 520px;
            margin: 0;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .16);
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, .25);
        }
        .page-hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            box-shadow: 0 0 0 3px rgba(24, 160, 88, .3);
        }

        /* ===== Category Switch ===== */
        .category-switch-section {
            padding: 32px 0 0;
        }
        .category-switch {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 14px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .category-switch a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-sub);
            background: var(--bg-main);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .category-switch a:hover {
            color: var(--brand-main);
            background: #EAF2FE;
            border-color: #B6D4F7;
        }
        .category-switch a.active {
            color: #fff;
            background: var(--brand-main);
            border-color: var(--brand-main);
            box-shadow: 0 4px 14px rgba(46, 126, 232, .24);
        }
        .category-switch a i {
            font-style: normal;
            font-size: 18px;
            line-height: 1;
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: 80px 0;
        }
        .section-block-sm {
            padding: 60px 0;
        }
        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
            position: relative;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            letter-spacing: .4px;
            line-height: 1.4;
            margin: 0;
            padding-left: 16px;
            border-left: 4px solid var(--brand-main);
        }
        .section-head .view-all {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-main);
            white-space: nowrap;
            padding: 6px 0;
            transition: color var(--transition);
        }
        .section-head .view-all:hover {
            color: #1B5FC4;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        /* ===== Team Cards ===== */
        .team-grid-section {
            padding: 56px 0 24px;
        }
        .team-card {
            position: relative;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .team-card .cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
            background: #dfe6f0;
        }
        .team-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .team-card:hover .cover img {
            transform: scale(1.04);
        }
        .cover-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: #EAF2FE;
            color: var(--brand-main);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 6px;
        }
        .cover-status {
            position: absolute;
            top: 12px;
            right: 12px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(255, 255, 255, .92);
            color: var(--success);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 6px;
            box-shadow: 0 2px 6px rgba(30, 50, 80, .08);
        }
        .cover-status .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--success);
        }
        .cover-status.hot {
            color: #D14E0B;
            background: rgba(255, 242, 229, .95);
        }
        .cover-status.hot .dot {
            background: var(--accent);
        }
        .team-card .card-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .team-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 10px;
            line-height: 1.4;
        }
        .team-card .card-body p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0 0 16px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: auto;
        }
        .card-meta .sep {
            opacity: .5;
        }
        .featured-card .cover {
            aspect-ratio: 16/9;
        }
        .featured-card .card-body h3 {
            font-size: 24px;
        }
        .featured-card .card-body p {
            font-size: 16px;
            max-width: 560px;
        }
        .mini-card {
            flex-direction: row !important;
            align-items: stretch;
        }
        .mini-card .cover {
            width: 100px;
            flex-shrink: 0;
            aspect-ratio: auto;
            min-height: 112px;
        }
        .mini-card .card-body {
            padding: 16px 18px;
        }
        .mini-card .card-body h3 {
            font-size: 17px;
            margin-bottom: 6px;
        }
        .mini-card .card-body p {
            font-size: 14px;
            margin-bottom: 10px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .mini-card .card-meta {
            padding-top: 10px;
            border-top: 0;
            font-size: 12px;
        }
        .team-grid-card .cover {
            aspect-ratio: 16/10;
        }

        /* ===== Stats ===== */
        .stats-section {
            padding: 56px 0;
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .stat-card {
            background: var(--bg-main);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .num {
            font-family: var(--font-en);
            font-size: 36px;
            font-weight: 800;
            color: var(--brand-main);
            line-height: 1.2;
        }
        .stat-card .label {
            font-size: 14px;
            color: var(--text-sub);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ===== Feature Split ===== */
        .feature-split-section {
            padding: 72px 0 32px;
        }
        .feature-row {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 64px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .feature-row:last-child {
            margin-bottom: 0;
        }
        .feature-row .feature-img {
            flex: 0 0 46%;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4/3;
            background: #dfe6f0;
        }
        .feature-row .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .feature-row:hover .feature-img img {
            transform: scale(1.03);
        }
        .feature-row .feature-content {
            flex: 1;
        }
        .feature-content .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand-main);
            background: #EAF2FE;
            padding: 4px 12px;
            border-radius: 6px;
            margin-bottom: 14px;
        }
        .feature-content h3 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 12px;
            line-height: 1.4;
        }
        .feature-content p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.8;
            margin: 0 0 18px;
        }
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px 16px;
        }
        .feature-list li {
            position: relative;
            padding-left: 22px;
            font-size: 14px;
            color: var(--text-sub);
        }
        .feature-list li::before {
            content: "";
            position: absolute;
            left: 2px;
            top: 9px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-light);
        }
        .feature-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-main);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .feature-link:hover {
            color: #1B5FC4;
        }

        /* ===== Steps ===== */
        .steps-section {
            padding: 64px 0 72px;
        }
        .step-card {
            height: 100%;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-num {
            font-family: var(--font-en);
            font-size: 14px;
            font-weight: 800;
            color: var(--brand-main);
            background: #EAF2FE;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 10px;
            margin-bottom: 18px;
        }
        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 72px 0;
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-main);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin-bottom: 16px;
            overflow: hidden;
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .faq-item:has(.show) {
            border-color: #B6D4F7;
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-header {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            background: none;
            border: 0;
            text-align: left;
            color: var(--text-main);
            transition: color var(--transition);
        }
        .faq-item .faq-header:hover {
            color: var(--brand-main);
        }
        .faq-item .faq-header[aria-expanded="true"] {
            color: var(--brand-main);
        }
        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: #EAF2FE;
            color: var(--brand-main);
            transition: transform var(--transition), background var(--transition);
        }
        .faq-item .faq-header[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-main);
            color: #fff;
        }
        .faq-item .faq-body {
            padding: 0 24px 22px;
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            margin-top: 0;
        }
        .faq-body-inner {
            padding-top: 18px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #1C2B3A 0%, #2E4B68 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -60px;
            width: 340px;
            height: 340px;
            background: radial-gradient(circle, rgba(46, 126, 232, .35), transparent 70%);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .4px;
            margin: 0 0 12px;
        }
        .cta-inner > p {
            font-size: 15px;
            color: rgba(255, 255, 255, .74);
            line-height: 1.7;
            margin: 0 0 32px;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
        }
        .subscribe-form input[type="email"] {
            flex: 1;
            height: 48px;
            border: 0;
            border-radius: 12px;
            padding: 0 20px;
            font-size: 15px;
            background: #fff;
            color: var(--text-main);
            outline: none;
            transition: box-shadow var(--transition);
        }
        .subscribe-form input[type="email"]:focus {
            box-shadow: 0 0 0 3px rgba(88, 166, 242, .35);
        }
        .subscribe-form input[type="email"].is-invalid {
            box-shadow: 0 0 0 2px rgba(220, 53, 69, .6);
        }
        .subscribe-form .btn-subscribe {
            height: 48px;
            padding: 0 28px;
            border-radius: 12px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            border: 0;
            font-size: 15px;
            white-space: nowrap;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .subscribe-form .btn-subscribe:hover {
            background: #E69414;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(245, 166, 35, .35);
        }
        .subscribe-form .btn-subscribe:active {
            transform: scale(.98);
        }
        .form-note {
            font-size: 13px;
            color: rgba(255, 255, 255, .55);
            margin-top: 14px;
        }
        .error-msg {
            color: #ff8d8d;
            font-size: 13px;
            margin-top: 8px;
            display: none;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
        }
        .footer-brand .logo-text {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 300px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-light);
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--brand-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            margin-top: 48px;
            padding: 20px 0;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
            margin: 0;
        }

        /* ===== Focus Accessibility ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--brand-main);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1200px) {
            .feature-row {
                gap: 32px;
                padding: 24px;
            }
        }
        @media (max-width: 992px) {
            .navbar-collapse {
                background: rgba(255, 255, 255, .98);
                border-radius: var(--radius-md);
                padding: 20px;
                box-shadow: var(--shadow-lg);
                margin-top: 12px;
                border: 1px solid var(--border);
            }
            .navbar-nav {
                gap: 4px;
                margin-bottom: 16px !important;
            }
            .header-actions {
                border-top: 1px solid var(--border);
                padding-top: 16px;
                flex-wrap: wrap;
            }
            .nav-item .nav-link.active::after {
                display: none;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .feature-row {
                flex-direction: column;
            }
            .feature-row .feature-img {
                flex: 0 0 auto;
                width: 100%;
            }
            .section-block {
                padding: 64px 0;
            }
            .stats-section,
            .faq-section {
                padding: 56px 0;
            }
            .cta-section {
                padding: 60px 0;
            }
        }
        @media (max-width: 768px) {
            body {
                font-size: 15px;
            }
            .page-hero {
                min-height: 190px;
            }
            .page-hero-content h1 {
                font-size: 28px;
            }
            .section-head h2 {
                font-size: 25px;
            }
            .team-card .card-body {
                padding: 18px;
            }
            .featured-card .card-body h3 {
                font-size: 21px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .btn-subscribe {
                width: 100%;
            }
        }
        @media (max-width: 576px) {
            .section-block {
                padding: 44px 0;
            }
            .section-block-sm {
                padding: 36px 0;
            }
            .section-head {
                margin-bottom: 24px;
            }
            .section-head h2 {
                font-size: 22px;
                padding-left: 12px;
            }
            .page-hero {
                min-height: 170px;
            }
            .page-hero-content h1 {
                font-size: 24px;
            }
            .page-hero-content p {
                font-size: 14px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-card .num {
                font-size: 28px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .feature-row {
                padding: 18px;
                border-radius: var(--radius-md);
                margin-bottom: 40px;
            }
            .feature-content h3 {
                font-size: 21px;
            }
            .feature-list {
                grid-template-columns: 1fr;
            }
            .category-switch a {
                padding: 8px 16px;
                font-size: 14px;
            }
            .footer-bottom p {
                font-size: 12px;
            }
        }

        /* Hide scrollbar for horizontal scroll areas */
        .scroll-hide::-webkit-scrollbar {
            display: none;
        }
        .scroll-hide {
            scrollbar-width: none;
        }