/* roulang page: index */
:root {
  --primary: #1F4E79;
  --primary-dark: #143A5C;
  --primary-soft: rgba(31, 78, 121, 0.08);
  --primary-light: #EEF3F7;
  --gold: #B08D57;
  --gold-light: #CAA373;
  --gold-deep: #8F7040;
  --green: #2F7D6E;
  --red: #C0392B;
  --text: #1A2B3C;
  --text-sub: #5A6B7B;
  --text-weak: #8A9AA8;
  --border: #E2E8EF;
  --white: #FFFFFF;
  --warm-bg: #FFF9F0;
  --radius-card: 12px;
  --radius-img: 16px;
  --radius-btn: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 8px rgba(31, 78, 121, 0.06);
  --shadow-hover: 0 8px 28px rgba(31, 78, 121, 0.12);
  --shadow-modal: 0 12px 40px rgba(31, 78, 121, 0.16);
  --transition: 160ms ease;
  --transition-card: 240ms ease;
  --nav-width: 240px;
  --spacing-section: 96px;
  --spacing-section-md: 72px;
  --spacing-section-sm: 56px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: system-ui, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--primary-light);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-deep); }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

.site-wrapper {
  display: flex;
  min-height: 100vh;
}

/* ====== 左侧竖向导航 ====== */
.side-nav {
  width: var(--nav-width);
  flex: 0 0 var(--nav-width);
  background: linear-gradient(180deg, #1F4E79 0%, #163A5F 100%);
  color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 999;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.brand-block {
  padding: 36px 28px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.brand-badge {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-light);
  font-size: 20px;
  flex-shrink: 0;
}
.brand-name {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  line-height: 1.2;
}
.brand-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.05em;
  margin-top: 2px;
}
.brand-sub small { display: block; font-size: 13px; color: rgba(255,255,255,0.8); margin-top: 4px; letter-spacing: 0.02em; }

.side-nav nav {
  flex: 1;
  padding: 20px 0;
}
.nav-label {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0 28px;
  margin-bottom: 8px;
}
.side-nav .nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.side-nav .nav-list li a {
  display: flex;
  align-items: center;
  height: 46px;
  padding: 0 24px;
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  transition: background var(--transition), color var(--transition);
  border-left: 3px solid transparent;
}
.side-nav .nav-list li a i {
  width: 22px;
  margin-right: 10px;
  font-size: 16px;
  text-align: center;
  opacity: 0.8;
}
.side-nav .nav-list li a:hover {
  background: rgba(255,255,255,0.08);
  border-left-color: var(--gold);
  color: #fff;
}
.side-nav .nav-list li a.active {
  color: var(--gold-light);
  border-left-color: var(--gold);
  background: rgba(255,255,255,0.06);
  font-weight: 600;
}
.side-nav .nav-list li a.active i { opacity: 1; color: var(--gold-light); }

.side-nav-foot {
  padding: 20px 24px 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.safety-tip {
  display: flex;
  gap: 8px;
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
  margin-bottom: 14px;
}
.safety-tip i { color: var(--gold-light); font-size: 14px; margin-top: 2px; }
.copyright { font-size: 11px; color: rgba(255,255,255,0.35); }

/* ====== 移动端顶部导航 ====== */
.mobile-topbar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--primary);
  z-index: 1000;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: 0 2px 12px rgba(31,78,121,0.18);
}
.mobile-burger {
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  padding: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}
.mobile-burger span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
}
.mobile-brand {
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.mobile-brand small { font-size: 10px; display: block; text-align: center; color: rgba(255,255,255,0.6); font-weight: 400; letter-spacing: 0.06em; }
.mobile-cta {
  background: var(--gold);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  padding: 7px 16px;
  border: none;
  transition: background var(--transition);
}
.mobile-cta:hover { background: var(--gold-light); color: #fff; }

.drawer-menu {
  display: none;
  position: fixed;
  top: 0; bottom: 0; left: 0; right: 0;
  background: rgba(31,78,121,0.98);
  z-index: 1001;
  padding: 72px 32px 32px;
  overflow-y: auto;
}
.drawer-menu.is-open { display: block; }
.drawer-menu nav a {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  font-size: 18px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.drawer-menu nav a i { width: 24px; text-align: center; color: var(--gold-light); }
.drawer-menu nav a:hover { color: var(--gold-light); }
.drawer-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 26px;
  padding: 6px 12px;
}
.drawer-safety {
  margin-top: 30px;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  display: flex;
  gap: 8px;
  line-height: 1.6;
}
.drawer-safety i { color: var(--gold-light); }
.no-scroll { overflow: hidden; }

/* ====== 主体内容 ====== */
.main-content {
  margin-left: var(--nav-width);
  flex: 1;
  min-width: 0;
  background: var(--white);
}

/* ====== Hero ====== */
.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  background-color: var(--primary-dark);
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(31,78,121,0.78) 0%, rgba(31,78,121,0.4) 55%, rgba(31,78,121,0.08) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 32px 80px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 28px;
  backdrop-filter: blur(4px);
}
.hero-tag i { color: var(--gold-light); }
.hero h1 {
  font-size: 42px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: #fff;
  max-width: 680px;
}
.hero h1 .hero-sep { color: var(--gold-light); font-weight: 300; }
.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255,255,255,0.9);
  max-width: 540px;
  margin-bottom: 36px;
}
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 64px;
}
.btn-primary {
  background: var(--gold);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-btn);
  padding: 13px 32px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-card);
  box-shadow: 0 4px 14px rgba(176,141,87,0.35);
}
.btn-primary:hover { background: var(--gold-light); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(176,141,87,0.42); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(176,141,87,0.3); }
.btn-secondary-light {
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  border: 1.5px solid rgba(255,255,255,0.7);
  border-radius: var(--radius-btn);
  padding: 12px 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-card);
}
.btn-secondary-light:hover { background: var(--gold); border-color: var(--gold); color: #fff; transform: translateY(-2px); }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 760px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.2);
}
.stat-item .stat-num {
  font-size: 36px;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.stat-item .stat-label { font-size: 12px; color: rgba(255,255,255,0.65); margin-top: 4px; letter-spacing: 0.04em; }
.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  height: 48px;
  background: var(--white);
  border-radius: 40px 40px 0 0;
}
@media (max-width: 767px) {
  .hero { min-height: 520px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 15px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .stat-item .stat-num { font-size: 28px; }
  .hero-inner { padding: 48px 20px 64px; }
}

/* ====== 通用容器与板块 ====== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.section { padding: 96px 0; }
.section-gray { background: var(--primary-light); }
.section-white { background: var(--white); }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 24px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: 31px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
  color: var(--text);
}
.section-head .section-note { font-size: 14px; color: var(--text-weak); margin: 0; }
.section-head-right a {
  font-size: 14px;
  color: var(--text-sub);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}
.section-head-right a:hover { color: var(--gold-deep); }
@media (max-width: 767px) {
  .section { padding: 56px 0; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-head h2 { font-size: 26px; }
  .container { padding: 0 20px; }
}

/* ====== 入口向导区 ====== */
.guide-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
}
.guide-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-card);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.guide-card.featured {
  border-left: 4px solid var(--primary);
  background: linear-gradient(145deg, #ffffff 0%, #F6F9FC 100%);
}
.guide-card .guide-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.guide-card.featured .guide-icon { background: var(--primary-soft); color: var(--primary); }
.guide-card.gold .guide-icon { background: rgba(176,141,87,0.12); color: var(--gold-deep); }
.guide-card.green .guide-icon { background: rgba(47,125,110,0.12); color: var(--green); }
.guide-card h3 { font-size: 20px; font-weight: 600; margin: 0 0 10px; }
.guide-card p { font-size: 14px; color: var(--text-sub); line-height: 1.7; margin: 0 0 18px; min-height: 72px; }
.guide-go {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.guide-card.gold .guide-go { color: var(--gold-deep); }
.guide-card.green .guide-go { color: var(--green); }
.guide-go i { transition: transform var(--transition); }
.guide-go:hover i { transform: translateX(4px); }
.guide-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.guide-card .guide-strip {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}
.guide-card.featured .guide-strip { background: var(--primary); }
.guide-card.gold .guide-strip { background: var(--gold); }
.guide-card.green .guide-strip { background: var(--green); }
@media (max-width: 1023px) {
  .guide-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .guide-grid { grid-template-columns: 1fr; }
  .guide-card p { min-height: 0; }
}

/* ====== 议程时间线 ====== */
.timeline-wrap { max-width: 760px; margin: 0 auto; }
.timeline-stages {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 48px;
}
.stage-tag {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 7px 18px;
  font-size: 13px;
  color: var(--text-sub);
  font-weight: 500;
  transition: all var(--transition);
}
.stage-tag:hover, .stage-tag.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.timeline {
  position: relative;
  padding: 10px 0 20px 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  padding-bottom: 36px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -40px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--gold);
  transition: all var(--transition);
}
.timeline-item:hover::before { transform: scale(1.35); }
.timeline-time { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.timeline-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.timeline-meta { font-size: 13px; color: var(--text-weak); }
.timeline-download {
  text-align: center;
  margin-top: 48px;
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-btn);
  padding: 11px 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-card);
}
.btn-outline:hover { background: var(--primary-soft); color: var(--primary); transform: translateY(-2px); box-shadow: 0 4px 14px rgba(31,78,121,0.1); }

/* ====== 嘉宾亮点区 ====== */
.guest-layout {
  display: grid;
  grid-template-columns: 48% 52%;
  gap: 48px;
  align-items: start;
}
.guest-image-wrap { position: relative; }
.guest-image-wrap img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-hover);
  background: var(--primary-light);
}
.guest-image-caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(31,78,121,0.88);
  border-radius: 12px;
  padding: 14px 20px;
  color: #fff;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  backdrop-filter: blur(6px);
}
.guest-image-caption i { color: var(--gold-light); }
.guest-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}
.guest-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: all var(--transition-card);
}
.guest-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.guest-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-soft) 0%, #E1EAF2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 20px;
  font-weight: 600;
  flex-shrink: 0;
}
.guest-info h3 { font-size: 15px; font-weight: 700; margin: 0 0 2px; }
.guest-title { font-size: 12px; color: var(--text-weak); margin-bottom: 4px; }
.guest-desc { font-size: 13px; color: var(--text-sub); line-height: 1.5; margin: 0; }
.highlight-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.hl-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 7px 16px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
  transition: all var(--transition);
}
.hl-badge i { color: var(--gold-deep); }
.hl-badge:hover { background: rgba(176,141,87,0.1); border-color: var(--gold); }
@media (max-width: 1023px) {
  .guest-layout { grid-template-columns: 1fr; }
  .guest-image-wrap img { height: 320px; }
}
@media (max-width: 767px) {
  .guest-list { grid-template-columns: 1fr; }
}

/* ====== 票种对比区 ====== */
.ticket-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.ticket-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 28px 26px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  transition: all var(--transition-card);
  position: relative;
  display: flex;
  flex-direction: column;
}
.ticket-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.ticket-card.vip {
  border: 2px solid var(--primary);
  box-shadow: 0 8px 28px rgba(31,78,121,0.12);
}
.ticket-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 10px rgba(176,141,87,0.3);
  white-space: nowrap;
}
.ticket-name { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
.ticket-price-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 6px; }
.ticket-price { font-size: 32px; font-weight: 700; color: var(--primary); font-variant-numeric: tabular-nums; }
.ticket-price-original { font-size: 14px; color: var(--text-weak); text-decoration: line-through; }
.ticket-early {
  display: inline-block;
  background: rgba(176,141,87,0.1);
  color: var(--gold-deep);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
}
.ticket-features { list-style: none; margin: 0 0 24px; padding: 0; flex: 1; }
.ticket-features li {
  display: flex;
  gap: 8px;
  font-size: 13px;
  color: var(--text-sub);
  padding: 5px 0;
  line-height: 1.5;
}
.ticket-features li i.fa-check { color: var(--green); margin-top: 4px; font-size: 12px; }
.ticket-features li i.fa-xmark { color: var(--text-weak); margin-top: 4px; font-size: 12px; }
.ticket-btn {
  width: 100%;
  padding: 11px 0;
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  background: transparent;
  transition: all var(--transition-card);
}
.ticket-btn:hover { background: var(--primary-soft); transform: translateY(-2px); }
.ticket-btn.solid {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
  box-shadow: 0 4px 14px rgba(176,141,87,0.25);
}
.ticket-btn.solid:hover { background: var(--gold-light); border-color: var(--gold-light); color: #fff; }
@media (max-width: 1200px) {
  .ticket-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .ticket-row { grid-template-columns: 1fr; }
}

/* ====== 官方资讯列表 ====== */
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item {
  display: flex;
  gap: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  transition: all var(--transition-card);
  align-items: center;
}
.news-item:hover { transform: translateX(4px); box-shadow: var(--shadow-hover); }
.news-cat {
  flex: 0 0 56px;
  height: 40px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.3;
  padding: 0 8px;
}
.news-body { flex: 1; min-width: 0; }
.news-body h3 { font-size: 16px; font-weight: 600; color: var(--text); margin: 0 0 6px; line-height: 1.5; }
.news-body p { font-size: 13px; color: var(--text-sub); margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.6; }
.news-meta-right { flex-shrink: 0; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.news-date { font-size: 13px; color: var(--text-weak); white-space: nowrap; }
.news-arrow { font-size: 13px; color: var(--primary); display: inline-flex; align-items: center; gap: 4px; white-space: nowrap; }
.news-arrow i { transition: transform var(--transition); }
.news-item:hover .news-arrow i { transform: translateX(4px); }
.news-empty {
  border: 2px dashed var(--border);
  border-radius: var(--radius-card);
  background: var(--primary-light);
  padding: 64px 32px;
  text-align: center;
}
.news-empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(47,125,110,0.1);
  color: var(--green);
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.news-empty p { font-size: 14px; color: var(--text-sub); margin: 0; }
@media (max-width: 767px) {
  .news-item { flex-wrap: wrap; padding: 20px; gap: 14px; }
  .news-cat { flex-basis: auto; width: auto; height: 32px; font-size: 12px; padding: 0 14px; }
  .news-meta-right { flex-direction: row; align-items: center; width: 100%; justify-content: space-between; }
}

/* ====== FAQ ====== */
.faq-wrap { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.faq-item:last-child { border-bottom: none; }
.faq-item.active { background: #F7F9FB; }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: color var(--transition);
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
}
.faq-question:hover { color: var(--primary); }
.faq-item.active .faq-question { color: var(--primary); }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  transition: all var(--transition-card);
}
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--gold); color: #fff; }
.faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}
.faq-item.active .faq-answer { display: block; }

/* ====== CTA 条 ====== */
.cta-strip {
  background: rgba(31,78,121,0.06);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 72px 32px;
  text-align: center;
}
.cta-strip h3 { font-size: 28px; font-weight: 600; color: var(--text); margin: 0 0 12px; }
.cta-strip p { font-size: 14px; color: var(--text-sub); margin: 0 0 28px; }
.cta-strip .btn-primary { font-size: 16px; padding: 15px 40px; }
.cta-note { margin-top: 18px; font-size: 13px; color: var(--text-weak); display: flex; align-items: center; justify-content: center; gap: 6px; }
.cta-note i { color: var(--green); }

/* ====== 页脚 ====== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.7);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px 48px;
}
.footer-brand { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-brand i { color: var(--gold-light); }
.footer-intro { font-size: 14px; line-height: 1.7; margin-bottom: 16px; }
.footer-domain { font-size: 12px; color: rgba(255,255,255,0.4); }
.footer-col h4 { font-size: 15px; color: #fff; font-weight: 600; margin-bottom: 18px; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255,255,255,0.7); font-size: 14px; transition: color var(--transition); }
.footer-links a:hover { color: var(--gold-light); }
.footer-safety {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-card);
  padding: 20px;
  display: flex;
  gap: 12px;
  font-size: 13px;
  line-height: 1.7;
}
.footer-safety i { color: var(--gold-light); font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
@media (max-width: 1023px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .footer-grid { grid-template-columns: 1fr; padding-bottom: 32px; }
  .site-footer { padding-top: 48px; }
}

/* ====== 按钮焦点可访问性 ====== */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ====== 响应式适配 ====== */
@media (max-width: 1023px) {
  :root { --spacing-section: 72px; }
  .side-nav { width: 64px; flex-basis: 64px; }
  .side-nav .brand-block { padding: 20px 12px; text-align: center; }
  .brand-logo { justify-content: center; }
  .brand-name { font-size: 0; }
  .brand-name::first-letter { font-size: 16px; }
  .brand-sub { display: none; }
  .nav-label { display: none; }
  .side-nav .nav-list li a { justify-content: center; padding: 0 10px; }
  .side-nav .nav-list li a i { margin-right: 0; font-size: 18px; }
  .side-nav .nav-list li a .nav-text { display: none; }
  .side-nav-foot { padding: 16px 10px; }
  .footer-safety span { font-size: 12px; }
  .main-content { margin-left: 64px; }
}
@media (max-width: 767px) {
  .side-nav { display: none; }
  .mobile-topbar { display: flex; }
  .main-content { margin-left: 0; margin-top: 56px; }
  :root { --spacing-section: 56px; }
  .timeline-wrap { padding-top: 20px; }
  .guest-image-wrap img { height: 240px; }
  .hero-stats { max-width: 100%; }
  .stat-item .stat-num { font-size: 24px; }
  .section-head .section-note { display: none; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --primary: #1F4E79;
  --primary-dark: #16395B;
  --primary-light: #EEF3F7;
  --primary-soft: rgba(31,78,121,0.06);
  --accent: #B08D57;
  --accent-hover: #C4A06A;
  --accent-light: #FFF9F0;
  --green: #2F7D6E;
  --red: #C0392B;
  --text: #1A2B3C;
  --text-secondary: #5A6B7B;
  --text-weak: #8A9AA8;
  --border: #E2E8EF;
  --white: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(31,78,121,0.06);
  --shadow-md: 0 8px 28px rgba(31,78,121,0.12);
  --shadow-lg: 0 12px 40px rgba(31,78,121,0.14);
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-img: 16px;
  --radius-tag: 999px;
  --transition-fast: 160ms ease;
  --transition-mid: 240ms ease;
  --font-base: system-ui, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
}

/* ===== Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; }
body {
  font-family: var(--font-base);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  background: var(--primary-light);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 14px; color: var(--text); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

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

/* ===== 顶部移动端导航 ===== */
.mobile-topbar {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 56px;
  background: var(--primary);
  z-index: 200;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: 0 2px 12px rgba(22,57,91,0.35);
}
.mobile-topbar .m-logo {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}
.mobile-topbar .m-logo i { color: var(--accent); font-size: 18px; }
.mobile-topbar .m-btn {
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  padding: 7px 16px;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.mobile-topbar .m-btn:hover { background: var(--accent-hover); }
.mobile-topbar .m-btn:active { transform: scale(0.96); }
.hamburger {
  width: 40px; height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border-radius: 8px;
  transition: background var(--transition-fast);
}
.hamburger:hover { background: rgba(255,255,255,0.1); }
.hamburger span {
  width: 20px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition-mid), opacity var(--transition-mid);
}

/* 移动端全屏抽屉 */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(31,78,121,0.98);
  z-index: 190;
  flex-direction: column;
  justify-content: center;
  padding: 40px 40px 60px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 240ms ease, visibility 240ms ease;
}
.mobile-menu.open { display: flex; opacity: 1; visibility: visible; }
.mobile-menu a {
  color: #fff;
  font-size: 18px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  gap: 14px;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}
.mobile-menu a:hover { color: var(--accent); padding-left: 8px; }
.mobile-menu a.active { color: var(--accent); }
.mobile-menu a i { width: 24px; text-align: center; }
.mobile-menu .m-safety {
  margin-top: 40px;
  color: rgba(255,255,255,0.65);
  font-size: 12px;
  line-height: 1.6;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.mobile-menu .m-safety i { color: var(--accent); font-size: 16px; }
.mobile-menu-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  border-radius: 8px;
}
.mobile-menu-close:hover { background: rgba(255,255,255,0.1); }

/* ===== 桌面左侧导航 ===== */
.side-nav {
  position: fixed;
  left: 0; top: 0;
  width: 240px;
  height: 100vh;
  background: var(--primary);
  z-index: 150;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.brand-block {
  padding: 36px 24px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-logo i {
  color: var(--accent);
  font-size: 28px;
}
.brand-text { color: #fff; font-size: 22px; font-weight: 700; line-height: 1.2; letter-spacing: 0.02em; }
.brand-sub {
  color: rgba(255,255,255,0.6);
  font-size: 11px;
  letter-spacing: 0.06em;
  margin-top: 6px;
  padding-left: 38px;
}
.side-nav nav {
  flex: 1;
  padding: 16px 0;
}
.side-nav nav a {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 44px;
  padding: 0 24px;
  color: rgba(255,255,255,0.82);
  font-size: 14px;
  border-left: 3px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.side-nav nav a i { width: 20px; text-align: center; font-size: 15px; }
.side-nav nav a:hover { background: rgba(255,255,255,0.08); color: #fff; border-left-color: var(--accent); }
.side-nav nav a.active { background: rgba(255,255,255,0.06); color: var(--accent); border-left-color: var(--accent); font-weight: 600; }
.side-footer {
  padding: 20px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.side-safety {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: rgba(255,255,255,0.55);
  font-size: 11px;
  line-height: 1.6;
}
.side-safety i { color: var(--accent); font-size: 14px; margin-top: 2px; }
.side-copy {
  color: rgba(255,255,255,0.3);
  font-size: 11px;
  margin-top: 14px;
  text-align: center;
}

/* ===== 主内容区 ===== */
.main-wrapper {
  margin-left: 240px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.main-wrapper main { flex: 1; }

/* ===== Hero ===== */
.hero-section {
  position: relative;
  background-color: var(--primary);
  background-image: linear-gradient(90deg, rgba(31,78,121,0.78) 0%, rgba(31,78,121,0.32) 55%, rgba(31,78,121,0.08) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 100px 0 80px;
  overflow: hidden;
}
.hero-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-tag);
  padding: 6px 16px;
  font-size: 12px;
  color: rgba(255,255,255,0.9);
  backdrop-filter: blur(6px);
  margin-bottom: 24px;
}
.hero-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.hero-logo i { color: var(--accent); font-size: 36px; }
.hero-logo .hero-logo-text { font-size: 20px; font-weight: 700; letter-spacing: 0.04em; }
.hero-title {
  font-size: 44px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.25);
}
.hero-title .hero-title-line { display: block; }
.hero-sub {
  max-width: 560px;
  font-size: 17px;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 56px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  padding: 13px 30px;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-mid), box-shadow var(--transition-mid);
  text-align: center;
}
.btn:active { transform: translateY(0) !important; }
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1.5px solid var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(176,141,87,0.35); }
.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.65);
}
.btn-outline-light:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-soft); color: var(--primary); }
.btn-outline:active { background: rgba(31,78,121,0.12); }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 680px;
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 28px;
}
.hero-stat { text-align: left; }
.hero-stat .stat-num {
  font-size: 36px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: #fff;
  line-height: 1.2;
}
.hero-stat .stat-label { font-size: 12px; color: rgba(255,255,255,0.65); margin-top: 4px; }
.hero-bottom-fade {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 60px;
  background: linear-gradient(transparent, var(--primary-light));
}

/* ===== 板块通用 ===== */
.section { padding: 96px 0; }
.section-gray { background: var(--primary-light); }
.section-white { background: var(--white); }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 16px;
}
.section-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
  padding-bottom: 16px;
  border-bottom: 3px solid var(--accent);
  display: inline-block;
}
.section-note { color: var(--text-weak); font-size: 14px; max-width: 340px; text-align: right; line-height: 1.6; }

/* ===== 入口向导区 ===== */
.guide-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
}
.guide-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226,232,239,0.7);
  transition: transform var(--transition-mid), box-shadow var(--transition-mid);
  position: relative;
}
.guide-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.guide-card.featured { border-left: 4px solid var(--primary); }
.guide-card .guide-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  background: var(--primary-light);
  color: var(--primary);
}
.guide-card.featured .guide-icon { background: rgba(31,78,121,0.12); color: var(--primary); }
.guide-card:nth-child(2) .guide-icon { background: rgba(176,141,87,0.12); color: var(--accent); }
.guide-card:nth-child(3) .guide-icon { background: rgba(47,125,110,0.1); color: var(--green); }
.guide-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; }
.guide-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; }
.guide-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: color var(--transition-fast), gap var(--transition-fast);
}
.guide-link i { font-size: 12px; transition: transform var(--transition-fast); }
.guide-link:hover { color: var(--accent); gap: 10px; }
.guide-link:hover i { transform: translateX(2px); }

/* ===== 议程时间线 ===== */
.timeline-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  padding: 7px 16px;
  border-radius: var(--radius-tag);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.tag-pill:hover { background: rgba(176,141,87,0.1); border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.tag-pill i { font-size: 12px; }
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding: 12px 0 12px 40px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 16px; top: 0; bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  padding-bottom: 36px;
  padding-left: 32px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -37px; top: 6px;
  width: 12px; height: 12px;
  background: var(--accent);
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--accent);
  transition: transform var(--transition-mid), box-shadow var(--transition-mid);
}
.timeline-item:hover .timeline-dot { transform: scale(1.35); box-shadow: 0 0 0 4px rgba(176,141,87,0.25); }
.timeline-time { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.timeline-name { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.timeline-meta { font-size: 13px; color: var(--text-weak); }
.timeline-center-btn { text-align: center; margin-top: 44px; }

/* ===== 嘉宾区 ===== */
.speaker-layout {
  display: flex;
  gap: 48px;
  align-items: stretch;
}
.speaker-left { flex: 0 0 48%; position: relative; }
.speaker-left img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  border-radius: var(--radius-img);
}
.speaker-info-bar {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: rgba(31,78,121,0.88);
  color: #fff;
  padding: 16px 20px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: 0 0 var(--radius-img) var(--radius-img);
  backdrop-filter: blur(4px);
}
.speaker-info-bar i { color: var(--accent); }
.speaker-right { flex: 1; }
.speaker-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}
.speaker-card {
  background: var(--white);
  border: 1px solid rgba(226,232,239,0.7);
  border-radius: var(--radius-card);
  padding: 18px;
  display: flex;
  gap: 14px;
  align-items: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-mid), transform var(--transition-mid);
}
.speaker-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.speaker-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
  border: 2px solid var(--border);
}
.speaker-name { font-size: 15px; font-weight: 600; color: var(--text); }
.speaker-role { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.speaker-desc { font-size: 13px; color: var(--text-weak); margin-top: 4px; line-height: 1.5; }
.highlight-tags { display: flex; gap: 12px; flex-wrap: wrap; }
.highlight-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-tag);
  padding: 8px 18px;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.highlight-tag i { font-size: 12px; }
.highlight-tag:hover { background: rgba(176,141,87,0.12); color: var(--accent); transform: translateY(-2px); }

/* ===== 票种区 ===== */
.ticket-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.ticket-card {
  background: var(--white);
  border-radius: var(--radius-card);
  border: 1.5px solid var(--border);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-mid), box-shadow var(--transition-mid);
  position: relative;
}
.ticket-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.ticket-card.hot-ticket { border-color: var(--primary); }
.ticket-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: var(--radius-tag);
  white-space: nowrap;
}
.ticket-name { font-size: 16px; font-weight: 700; color: var(--text); text-align: center; }
.ticket-price { text-align: center; margin: 16px 0 4px; }
.ticket-price .price-now { font-size: 32px; font-weight: 700; color: var(--primary); font-variant-numeric: tabular-nums; }
.ticket-price .price-unit { font-size: 14px; color: var(--text-weak); }
.ticket-price .price-origin { font-size: 13px; color: var(--text-weak); text-decoration: line-through; margin-left: 8px; }
.ticket-early { text-align: center; margin: 4px 0 18px; }
.ticket-early .early-tag {
  display: inline-block;
  background: rgba(47,125,110,0.1);
  color: var(--green);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-tag);
}
.ticket-list { flex: 1; margin-bottom: 22px; }
.ticket-list li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  line-height: 1.5;
}
.ticket-list li:last-child { border-bottom: none; }
.ticket-list li i { color: var(--green); font-size: 12px; margin-top: 4px; flex-shrink: 0; }
.ticket-list li.no i { color: var(--text-weak); }
.ticket-card .btn { width: 100%; }

/* ===== 资讯列表区 ===== */
.news-list { display: flex; flex-direction: column; gap: 14px; }
.news-row {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--white);
  border: 1px solid rgba(226,232,239,0.7);
  border-radius: var(--radius-card);
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-mid), transform var(--transition-mid);
}
.news-row:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
.news-cat {
  flex-shrink: 0;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-tag);
  min-width: 60px;
  text-align: center;
}
.news-info { flex: 1; min-width: 0; }
.news-info h3 { font-size: 16px; font-weight: 600; margin-bottom: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-info h3 a { color: var(--text); }
.news-info h3 a:hover { color: var(--primary); }
.news-info p {
  font-size: 13px;
  color: var(--text-weak);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.6;
}
.news-meta { flex-shrink: 0; text-align: right; }
.news-meta .news-date { font-size: 13px; color: var(--text-weak); display: block; margin-bottom: 6px; }
.news-more-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
}
.news-more-link i { font-size: 11px; }
.news-more-link:hover { color: var(--accent); gap: 8px; }
.all-news-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-btn);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.all-news-link:hover { border-color: var(--primary); background: var(--primary-light); }
.news-empty {
  background: var(--primary-light);
  border: 2px dashed var(--border);
  border-radius: var(--radius-card);
  padding: 56px 24px;
  text-align: center;
  color: var(--text-weak);
}
.news-empty i {
  font-size: 36px;
  color: var(--green);
  margin-bottom: 12px;
  display: inline-block;
}
.news-empty p { font-size: 14px; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast);
}
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-item:hover { background: #F7F9FB; }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.faq-question i {
  font-size: 16px;
  color: var(--text-weak);
  transition: transform var(--transition-mid), color var(--transition-fast);
  flex-shrink: 0;
}
.faq-item.open .faq-question { color: var(--primary); }
.faq-item.open .faq-question i { transform: rotate(45deg); color: var(--primary); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  transition: max-height 280ms ease, padding 280ms ease;
}
.faq-item.open .faq-answer { max-height: 300px; padding: 0 24px 22px; }

/* ===== CTA 条 ===== */
.cta-band {
  background: var(--primary-soft);
  border-top: 1px solid var(--border);
  padding: 64px 0;
  text-align: center;
}
.cta-band h3 { font-size: 28px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
.cta-band .cta-sub { color: var(--text-weak); font-size: 14px; margin-bottom: 32px; }
.cta-band .cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.72);
  padding: 60px 0 0;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px 40px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 48px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
}
.footer-brand i { color: var(--accent); font-size: 24px; }
.footer-intro { font-size: 13px; line-height: 1.8; margin-top: 14px; color: rgba(255,255,255,0.55); }
.footer-domain {
  display: inline-block;
  margin-top: 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-btn);
  padding: 6px 14px;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  font-family: ui-monospace, "Microsoft YaHei", sans-serif;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-safety {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-card);
  padding: 16px;
}
.footer-safety i { color: var(--accent); font-size: 18px; margin-top: 2px; }
.footer-safety span { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.6); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

/* ===== 响应式 ===== */

/* 平板 768-1023 */
@media (max-width: 1023px) {
  .side-nav { width: 72px; }
  .side-nav .brand-text, .side-nav .brand-sub, .side-nav nav a span, .side-nav .side-safety span, .side-nav .side-copy { display: none; }
  .side-nav .brand-block { padding: 24px 0 16px; text-align: center; }
  .brand-logo { justify-content: center; }
  .side-nav nav a { justify-content: center; padding: 0 10px; }
  .side-nav nav a i { width: auto; font-size: 18px; }
  .main-wrapper { margin-left: 72px; }
  .hero-inner { padding: 0 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .speaker-layout { flex-direction: column; }
  .speaker-left { flex: none; }
  .ticket-grid { grid-template-columns: 1fr 1fr; }
  .guide-grid { grid-template-columns: 1fr 1fr; }
  .guide-card.featured { grid-column: 1 / -1; }
}

/* 手机 <768 */
@media (max-width: 767px) {
  .side-nav { display: none; }
  .mobile-topbar { display: flex; }
  .main-wrapper { margin-left: 0; }
  .section { padding: 56px 0; }
  .hero-section { padding: 90px 0 60px; }
  .hero-title { font-size: 32px; }
  .hero-sub { font-size: 15px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .hero-stat .stat-num { font-size: 28px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  .hero-inner { padding: 0 20px; }
  .section-title { font-size: 26px; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .section-note { text-align: left; }
  .guide-grid { grid-template-columns: 1fr; }
  .guide-card.featured { grid-column: auto; }
  .timeline-tags { flex-wrap: wrap; }
  .timeline { padding-left: 24px; }
  .timeline::before { left: 8px; }
  .timeline-item { padding-left: 24px; }
  .timeline-dot { left: -25px; width: 10px; height: 10px; }
  .speaker-grid { grid-template-columns: 1fr; }
  .speaker-left img { max-height: 240px; }
  .ticket-grid { grid-template-columns: 1fr; gap: 20px; }
  .ticket-card.hot-ticket { margin-top: 14px; }
  .news-row { flex-direction: column; align-items: flex-start; gap: 10px; }
  .news-meta { text-align: left; width: 100%; display: flex; justify-content: space-between; align-items: center; }
  .news-meta .news-date { margin-bottom: 0; }
  .faq-question { padding: 16px 16px; font-size: 14px; }
  .faq-answer { padding: 0 16px; }
  .faq-item.open .faq-answer { padding: 0 16px 16px; }
  .cta-band { padding: 48px 20px; }
  .cta-band h3 { font-size: 22px; }
  .cta-band .cta-actions { flex-direction: column; }
  .cta-band .cta-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; padding: 0 20px 32px; gap: 28px; }
  .footer-col { padding: 0; }
  .footer-bottom { font-size: 12px; padding: 16px 16px; }
  .container { padding: 0 20px; }
  .footer-grid { padding: 0 20px 32px; }
}

/* 小屏 520 以下 */
@media (max-width: 520px) {
  .hero-title { font-size: 28px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .ticket-grid { grid-template-columns: 1fr; }
  .highlight-tags { gap: 8px; }
  .highlight-tag { padding: 6px 12px; font-size: 12px; }
  .hero-stat .stat-num { font-size: 24px; }
}

/* roulang page: article */
:root {
  --primary: #1F4E79;
  --primary-dark: #163A5C;
  --primary-light: #3A6D9E;
  --primary-soft: rgba(31, 78, 121, 0.08);
  --accent: #B08D57;
  --accent-light: #C4A678;
  --accent-soft: rgba(176, 141, 87, 0.12);
  --bg: #EEF3F7;
  --bg-card: #FFFFFF;
  --bg-deep: #142C44;
  --text: #1A2B3C;
  --text-sub: #5A6B7B;
  --text-weak: #8A9AA8;
  --border: #E2E8EF;
  --border-soft: #EEF1F5;
  --success: #2F7D6E;
  --danger: #C0392B;
  --focus-bg: #FFF9F0;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(31, 78, 121, 0.06);
  --shadow-md: 0 8px 28px rgba(31, 78, 121, 0.12);
  --shadow-lg: 0 12px 40px rgba(31, 78, 121, 0.16);
  --transition: 160ms ease;
  --transition-slow: 240ms ease;
  --sidebar-width: 240px;
  --sidebar-collapsed: 64px;
  --topbar-height: 56px;
  --font: system-ui, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.75; font-size: 16px; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; cursor: pointer; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== App Layout ===== */
.app-layout { display: flex; min-height: 100vh; }
.main-wrapper { flex: 1; margin-left: var(--sidebar-width); display: flex; flex-direction: column; min-width: 0; }
.site-main { flex: 1; animation: fadeIn .4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ===== Sidebar ===== */
.sidebar { width: var(--sidebar-width); position: fixed; left: 0; top: 0; bottom: 0; background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%); z-index: 200; display: flex; flex-direction: column; color: #fff; transition: transform var(--transition-slow); }
.sidebar-brand { padding: 36px 24px 28px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.brand-icon { width: 44px; height: 44px; background: var(--accent); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; color: #fff; margin-bottom: 14px; box-shadow: 0 4px 14px rgba(176,141,87,0.4); }
.brand-title { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.brand-sub { font-size: 11px; color: rgba(255,255,255,0.6); margin-top: 4px; letter-spacing: 0.04em; }
.sidebar-nav { flex: 1; padding: 20px 0; display: flex; flex-direction: column; gap: 2px; }
.nav-item { display: flex; align-items: center; gap: 12px; height: 44px; padding: 0 24px; font-size: 14px; color: rgba(255,255,255,0.72); border-left: 3px solid transparent; transition: all var(--transition); }
.nav-item i { width: 18px; text-align: center; font-size: 15px; }
.nav-item:hover { background: rgba(255,255,255,0.08); color: #fff; border-left-color: rgba(176,141,87,0.6); }
.nav-item.active { background: rgba(255,255,255,0.1); color: var(--accent-light); border-left-color: var(--accent); font-weight: 600; }
.sidebar-footer { padding: 20px 24px 28px; border-top: 1px solid rgba(255,255,255,0.08); }
.safety-tip { display: flex; gap: 8px; align-items: flex-start; font-size: 11px; color: rgba(255,255,255,0.5); line-height: 1.5; margin-bottom: 16px; }
.safety-tip i { color: var(--accent); margin-top: 2px; }
.copyright { font-size: 11px; color: rgba(255,255,255,0.35); text-align: left; }

/* ===== Mobile Header ===== */
.mobile-header { display: none; height: var(--topbar-height); background: var(--primary); color: #fff; align-items: center; justify-content: space-between; padding: 0 16px; position: sticky; top: 0; z-index: 300; box-shadow: 0 2px 12px rgba(31,78,121,0.3); }
.menu-toggle { display: flex; flex-direction: column; gap: 5px; width: 36px; height: 36px; align-items: center; justify-content: center; border-radius: var(--radius-sm); transition: background var(--transition); }
.menu-toggle:hover { background: rgba(255,255,255,0.1); }
.menu-toggle span { display: block; width: 18px; height: 2px; background: #fff; border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-brand { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
.mobile-cta { background: var(--accent); color: #fff; font-size: 13px; font-weight: 600; padding: 6px 16px; border-radius: var(--radius-sm); transition: background var(--transition), transform var(--transition); }
.mobile-cta:hover { background: var(--accent-light); transform: translateY(-1px); }
.mobile-menu { display: none; position: fixed; inset: 0; background: rgba(31,78,121,0.98); z-index: 250; padding: calc(var(--topbar-height) + 20px) 32px 32px; backdrop-filter: blur(20px); }
.mobile-menu.open { display: flex; flex-direction: column; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 16px; }
.mobile-menu nav a { color: #fff; font-size: 18px; padding: 12px 16px; border-radius: var(--radius-sm); border-left: 3px solid transparent; transition: all var(--transition); }
.mobile-menu nav a:hover, .mobile-menu nav a.active { background: rgba(255,255,255,0.08); border-left-color: var(--accent); color: var(--accent-light); }
.mobile-menu-safety { margin-top: auto; padding: 20px 16px; border-top: 1px solid rgba(255,255,255,0.1); display: flex; gap: 10px; align-items: flex-start; color: rgba(255,255,255,0.5); font-size: 12px; }
.mobile-menu-safety i { color: var(--accent); margin-top: 3px; }

/* ===== Buttons ===== */
.btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--accent); color: #fff; font-size: 15px; font-weight: 600; padding: 12px 28px; border-radius: var(--radius-sm); transition: all var(--transition); box-shadow: 0 2px 8px rgba(176,141,87,0.3); border: none; cursor: pointer; }
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(176,141,87,0.4); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 6px rgba(176,141,87,0.3); }
.btn-outline { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: transparent; color: var(--primary); font-size: 15px; font-weight: 600; padding: 10px 26px; border-radius: var(--radius-sm); border: 1.5px solid var(--primary); transition: all var(--transition); cursor: pointer; }
.btn-outline:hover { background: var(--primary-soft); transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0); background: rgba(31,78,121,0.12); }
.btn-block { width: 100%; }

/* ===== Breadcrumb ===== */
.breadcrumb-wrap { background: linear-gradient(135deg, var(--bg) 0%, #E3ECF3 100%); padding: 24px 0 0; }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 13px; color: var(--text-sub); padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.breadcrumb a { color: var(--primary); font-weight: 500; transition: color var(--transition); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--text-weak); }
.breadcrumb .current { color: var(--text-sub); max-width: 300px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ===== Article Hero ===== */
.article-hero { background: linear-gradient(135deg, var(--bg) 0%, #E0EAF2 100%); padding: 20px 0 40px; border-bottom: 1px solid var(--border); }
.article-head-card { background: var(--bg-card); border-radius: var(--radius); padding: 36px 40px 32px; box-shadow: var(--shadow-sm); margin-top: 24px; border-top: 4px solid var(--accent); }
.article-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--accent-soft); color: #9A7643; font-size: 12px; font-weight: 600; padding: 4px 14px; border-radius: 999px; margin-bottom: 16px; letter-spacing: 0.03em; }
.article-badge i { font-size: 11px; }
.article-head-card h1 { font-size: 34px; font-weight: 700; line-height: 1.35; letter-spacing: -0.02em; color: var(--text); margin-bottom: 18px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; font-size: 13px; color: var(--text-weak); }
.meta-item { display: inline-flex; align-items: center; gap: 6px; }
.meta-item i { color: var(--primary-light); }
.meta-sep { color: var(--border); }
.article-toc { background: var(--bg); border-radius: var(--radius-sm); padding: 20px 24px; margin-top: 28px; border-left: 3px solid var(--accent); }
.article-toc strong { display: block; font-size: 15px; color: var(--text); margin-bottom: 8px; font-weight: 600; }
.article-toc ul { padding-left: 16px; }
.article-toc li { margin: 4px 0; }
.article-toc a { font-size: 14px; color: var(--text-sub); transition: color var(--transition); }
.article-toc a:hover { color: var(--primary); }

/* ===== Article Main ===== */
.article-main { padding: 40px 0 48px; background: var(--bg); }
.article-card { background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 44px 48px; max-width: 840px; margin: 0 auto; }
.article-content-body { font-size: 16px; line-height: 1.9; color: var(--text); letter-spacing: 0.01em; }
.article-content-body > * { margin-bottom: 24px; }
.article-content-body h2 { font-size: 24px; font-weight: 600; line-height: 1.4; padding-left: 14px; border-left: 4px solid var(--primary); margin-top: 40px; margin-bottom: 16px; color: var(--text); }
.article-content-body h3 { font-size: 20px; font-weight: 600; margin-top: 32px; margin-bottom: 14px; color: var(--text); }
.article-content-body p { margin-bottom: 24px; }
.article-content-body blockquote { border-left: 4px solid var(--accent); background: var(--focus-bg); padding: 16px 20px; font-size: 14px; color: var(--text-sub); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.article-content-body img { border-radius: 8px; width: 100%; object-fit: cover; }
.article-content-body figcaption { text-align: center; font-size: 12px; color: var(--text-weak); margin-top: 8px; }
.article-content-body ul { padding-left: 20px; list-style: none; }
.article-content-body ul li { position: relative; padding-left: 16px; margin-bottom: 8px; }
.article-content-body ul li::before { content: ''; position: absolute; left: 0; top: 12px; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }
.article-content-body ol { padding-left: 20px; list-style: none; counter-reset: item; }
.article-content-body ol li { counter-increment: item; position: relative; padding-left: 28px; margin-bottom: 8px; }
.article-content-body ol li::before { content: counter(item); position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 50%; background: var(--primary-soft); color: var(--primary); font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.article-content-body a { color: var(--primary); text-decoration: underline; text-decoration-color: rgba(31,78,121,0.3); text-underline-offset: 3px; }
.article-content-body a:hover { color: var(--accent); text-decoration-color: var(--accent); }
.article-content-body code { background: var(--bg); padding: 2px 8px; border-radius: 4px; font-size: 14px; font-family: "SF Mono", Consolas, monospace; }
.article-content-body table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.article-content-body th, .article-content-body td { padding: 12px 14px; border: 1px solid var(--border); font-size: 14px; text-align: left; }
.article-content-body th { background: var(--bg); font-weight: 600; color: var(--primary); }

/* ===== Article Tags ===== */
.article-tags { max-width: 840px; margin: 24px auto 0; padding: 0 48px; display: flex; flex-wrap: wrap; gap: 10px; }
.tag-item { display: inline-flex; align-items: center; gap: 5px; background: var(--bg); border: none; color: var(--primary); font-size: 13px; padding: 6px 16px; border-radius: 999px; border: 1px solid transparent; transition: all var(--transition); cursor: default; }
.tag-item:hover { background: var(--accent-soft); border-color: rgba(176,141,87,0.3); }
.tag-item i { font-size: 11px; }
.tag-more { display: inline-flex; align-items: center; gap: 5px; background: var(--bg); color: var(--text-sub); font-size: 13px; padding: 6px 16px; border-radius: 999px; cursor: default; }

/* ===== Article PrevNext ===== */
.article-prevnext { max-width: 840px; margin: 36px auto 0; padding: 0 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.pn-item { background: var(--bg-card); border-radius: var(--radius-sm); padding: 20px 24px; border: 1px solid var(--border); transition: all var(--transition); }
.pn-item:hover { border-color: var(--primary-light); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.pn-label { font-size: 12px; color: var(--text-weak); display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.pn-label i { color: var(--accent); }
.pn-title { font-size: 15px; font-weight: 600; color: var(--text); line-height: 1.4; }
.pn-state { font-size: 14px; color: var(--text-weak); }

/* ===== Not Found ===== */
.notfound-wrap { padding: 80px 24px; display: flex; justify-content: center; }
.notfound-card { background: var(--bg-card); border-radius: var(--radius); padding: 48px; text-align: center; max-width: 520px; box-shadow: var(--shadow-sm); }
.notfound-card i { font-size: 48px; color: var(--primary-light); margin-bottom: 16px; display: block; }
.notfound-card h2 { font-size: 24px; font-weight: 600; margin-bottom: 12px; }
.notfound-card p { color: var(--text-sub); margin-bottom: 24px; }

/* ===== CTA Block ===== */
.cta-block { background: var(--bg); padding: 48px 0 60px; }
.cta-inner { background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%); border-radius: var(--radius); padding: 44px 48px; text-align: center; color: #fff; position: relative; overflow: hidden; }
.cta-inner::before { content: ''; position: absolute; right: -40px; top: -40px; width: 180px; height: 180px; border-radius: 50%; background: rgba(255,255,255,0.06); }
.cta-inner::after { content: ''; position: absolute; right: 40px; bottom: -60px; width: 120px; height: 120px; border-radius: 50%; background: rgba(176,141,87,0.3); }
.cta-inner h3 { font-size: 26px; font-weight: 700; margin-bottom: 8px; position: relative; z-index: 1; }
.cta-inner p { font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 24px; position: relative; z-index: 1; letter-spacing: 0.02em; }
.cta-inner .btn-primary { position: relative; z-index: 1; background: #fff; color: var(--primary); box-shadow: 0 4px 18px rgba(0,0,0,0.15); }
.cta-inner .btn-primary:hover { background: var(--accent); color: #fff; }

/* ===== Footer ===== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.7); padding: 48px 24px 20px; margin-top: auto; }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 40px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.footer-brand i { color: var(--accent); }
.footer-intro { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 360px; margin-bottom: 12px; }
.footer-domain { font-size: 12px; color: rgba(255,255,255,0.35); letter-spacing: 0.05em; font-family: "SF Mono", Consolas, monospace; }
.footer-col h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 16px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.55); transition: color var(--transition), padding-left var(--transition); }
.footer-links a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-safety { background: rgba(255,255,255,0.04); border-radius: var(--radius-sm); padding: 14px 16px; display: flex; gap: 10px; align-items: flex-start; font-size: 12px; line-height: 1.6; color: rgba(255,255,255,0.5); }
.footer-safety i { color: var(--accent); margin-top: 3px; }
.footer-bottom { max-width: 1200px; margin: 0 auto; text-align: center; font-size: 13px; color: rgba(255,255,255,0.3); padding-top: 20px; }

/* ===== Back to Top ===== */
.back-top { position: fixed; right: 24px; bottom: 24px; width: 42px; height: 42px; background: var(--primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 16px; box-shadow: var(--shadow-md); transition: all var(--transition); z-index: 100; opacity: 0; visibility: hidden; }
.back-top.visible { opacity: 1; visibility: visible; }
.back-top:hover { background: var(--accent); transform: translateY(-4px); }

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .sidebar { width: var(--sidebar-collapsed); }
  .main-wrapper { margin-left: var(--sidebar-collapsed); }
  .sidebar-brand { padding: 24px 12px 20px; text-align: center; }
  .brand-icon { margin: 0 auto 8px; }
  .brand-title { font-size: 16px; }
  .brand-sub { display: none; }
  .nav-item { padding: 0; justify-content: center; gap: 0; }
  .nav-item i { font-size: 18px; }
  .nav-item span { display: none; }
  .nav-item.active::after { content: ''; position: absolute; right: 0; width: 3px; height: 20px; background: var(--accent); border-radius: 0 2px 2px 0; }
  .sidebar-footer { padding: 16px 12px; text-align: center; }
  .safety-tip span, .copyright { display: none; }
  .safety-tip i { font-size: 16px; }
  .article-head-card { padding: 28px 24px; }
  .article-card { padding: 32px 28px; }
  .article-tags, .article-prevnext { padding: 0 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .sidebar { display: none; }
  .main-wrapper { margin-left: 0; }
  .mobile-header { display: flex; }
  .container { padding: 0 16px; }
  .breadcrumb-wrap { padding-top: 16px; }
  .breadcrumb { padding-bottom: 12px; }
  .article-hero { padding: 16px 0 28px; }
  .article-head-card { padding: 24px 20px; margin-top: 16px; border-radius: var(--radius-sm); }
  .article-head-card h1 { font-size: 24px; line-height: 1.4; }
  .article-meta { gap: 8px; font-size: 12px; flex-wrap: wrap; }
  .meta-sep { display: none; }
  .article-main { padding: 24px 0 32px; }
  .article-card { padding: 24px 20px; border-radius: var(--radius-sm); }
  .article-content-body { font-size: 15px; }
  .article-content-body h2 { font-size: 20px; }
  .article-content-body h3 { font-size: 17px; }
  .article-tags { padding: 0 20px; margin-top: 16px; gap: 8px; }
  .article-prevnext { grid-template-columns: 1fr; gap: 12px; padding: 0 20px; margin-top: 24px; }
  .cta-block { padding: 32px 0 40px; }
  .cta-inner { padding: 32px 24px; border-radius: var(--radius-sm); }
  .cta-inner h3 { font-size: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { font-size: 12px; }
  .back-top { right: 16px; bottom: 16px; width: 38px; height: 38px; }
  .notfound-card { padding: 32px 24px; }
}
@media (max-width: 520px) {
  .breadcrumb .current { max-width: 180px; }
}

/* roulang page: category3 */
:root {
    --primary: #1F4E79;
    --primary-dark: #163A5E;
    --primary-deep: #0F2B44;
    --primary-light: #3A6FA3;
    --accent: #B08D57;
    --accent-dark: #927046;
    --accent-light: #D4AF7E;
    --success: #2F7D6E;
    --danger: #C0392B;
    --bg: #F5F7FA;
    --bg-soft: #EEF3F7;
    --card: #FFFFFF;
    --text: #1A2B3C;
    --text-sub: #5A6B7B;
    --text-light: #8A9AA8;
    --border: #E2E8EF;
    --focus-bg: #FFF9F0;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-pill: 999px;
    --shadow: 0 2px 8px rgba(31, 78, 121, 0.06);
    --shadow-lg: 0 8px 28px rgba(31, 78, 121, 0.12);
    --transition: 160ms ease;
    --nav-w: 240px;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: system-ui, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
  }

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

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

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

  ul,
  ol {
    list-style: none;
  }

  button,
  input,
  select {
    font-family: inherit;
    font-size: inherit;
  }

  a:focus-visible,
  button:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
  }

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

  /* ===== 左侧导航 ===== */
  .side-nav {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--nav-w);
    background: var(--primary-deep);
    z-index: 100;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 28px 0 20px;
    transition: width var(--transition);
  }

  .nav-brand-area {
    padding: 0 24px 8px;
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
  }

  .nav-logo i {
    font-size: 24px;
    color: var(--accent);
  }

  .nav-sub {
    color: rgba(238, 243, 247, 0.72);
    font-size: 12px;
    margin-top: 4px;
    padding-left: 2px;
    line-height: 1.5;
  }

  .nav-icon-shield {
    margin-top: 16px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 10px;
    color: var(--accent);
    font-size: 16px;
  }

  .nav-menu {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 8px;
  }

  .nav-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 46px;
    padding: 0 16px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border-left: 3px solid transparent;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
  }

  .nav-menu a i {
    width: 20px;
    text-align: center;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.58);
    transition: color var(--transition);
  }

  .nav-menu a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-left-color: var(--accent);
  }

  .nav-menu a:hover i {
    color: var(--accent-light);
  }

  .nav-menu a.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-light);
    border-left-color: var(--accent);
    font-weight: 600;
  }

  .nav-menu a.active i {
    color: var(--accent-light);
  }

  .nav-safety {
    padding: 16px 24px 0;
  }

  .nav-safety-box {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    color: rgba(238, 243, 247, 0.76);
    font-size: 11px;
    line-height: 1.6;
  }

  .nav-safety-box i {
    color: var(--accent);
    font-size: 14px;
    margin-top: 2px;
  }

  .nav-copy {
    padding: 14px 24px 0;
    color: rgba(255, 255, 255, 0.38);
    font-size: 11px;
  }

  /* ===== 主内容 ===== */
  .main-wrapper {
    margin-left: var(--nav-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }

  /* ===== 移动端顶栏 ===== */
  .mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: var(--primary-deep);
    z-index: 200;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    box-shadow: 0 2px 12px rgba(15, 43, 68, 0.3);
  }

  .mobile-burger {
    width: 40px;
    height: 36px;
    border: none;
    background: transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    border-radius: var(--radius-sm);
  }

  .mobile-burger span {
    display: block;
    width: 20px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
  }

  .mobile-brand {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.01em;
    text-align: center;
    flex: 1;
    padding-left: 40px;
  }

  .mobile-header .btn-mobile-cta {
    background: var(--accent);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 0 16px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    line-height: 32px;
    transition: background var(--transition), transform var(--transition);
  }

  .mobile-header .btn-mobile-cta:hover {
    background: var(--accent-light);
  }

  .mobile-header .btn-mobile-cta:active {
    transform: scale(0.96);
  }

  /* ===== 移动端抽屉 ===== */
  .mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    background: rgba(15, 43, 68, 0.98);
    z-index: 300;
    transform: translateX(-100%);
    transition: transform 280ms ease;
    display: flex;
    flex-direction: column;
    padding: 20px 24px;
  }

  .mobile-drawer.open {
    transform: translateX(0);
  }

  .drawer-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 24px;
  }

  .drawer-brand {
    color: #fff;
    font-size: 20px;
    font-weight: 700;
  }

  .drawer-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .drawer-close:hover {
    background: rgba(255, 255, 255, 0.22);
  }

  .drawer-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
  }

  .drawer-nav a {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 15px 16px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 17px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.04);
  }

  .drawer-nav a i {
    width: 22px;
    text-align: center;
    color: var(--accent-light);
  }

  .drawer-nav a.action {
    background: rgba(176, 141, 87, 0.2);
    color: var(--accent-light);
  }

  .drawer-safety {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 12px;
  }

  .drawer-safety i {
    color: var(--accent);
  }

  /* ===== 分类标题区 ===== */
  .page-hero {
    background: var(--bg-soft);
    padding: 72px 0 56px;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
  }

  .page-hero::before {
    content: "";
    position: absolute;
    top: -80px;
    right: -40px;
    width: 260px;
    height: 260px;
    background: rgba(176, 141, 87, 0.08);
    border-radius: 50%;
  }

  .page-hero .container {
    position: relative;
  }

  .page-hero h1 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 12px;
    line-height: 1.3;
  }

  .page-hero p {
    font-size: 15px;
    color: var(--text-sub);
    max-width: 640px;
    line-height: 1.75;
  }

  .page-hero-meta {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
  }

  .page-hero-meta .tag {
    background: rgba(31, 78, 121, 0.08);
    color: var(--primary);
    font-size: 13px;
    padding: 5px 14px;
    border-radius: var(--radius-pill);
    font-weight: 500;
  }

  /* ===== 通用按钮 ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: var(--radius-sm);
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1;
  }

  .btn-accent {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
  }

  .btn-accent:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(176, 141, 87, 0.3);
  }

  .btn-accent:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(176, 141, 87, 0.22);
  }

  .btn-outline {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
  }

  .btn-outline:hover {
    background: rgba(31, 78, 121, 0.06);
    color: var(--primary-dark);
    border-color: var(--primary-dark);
  }

  .btn-outline:active {
    background: rgba(31, 78, 121, 0.12);
  }

  .btn-outline-light {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.75);
    color: #fff;
  }

  .btn-outline-light:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
  }

  .btn-sm {
    padding: 9px 18px;
    font-size: 14px;
  }

  .btn-lg {
    padding: 15px 38px;
    font-size: 16px;
  }

  .btn-block {
    width: 100%;
  }

  /* ===== 板块间距 ===== */
  .section {
    padding: 72px 0;
  }

  .section-soft {
    background: var(--bg-soft);
  }

  .section-title {
    font-size: 30px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
    line-height: 1.4;
    margin-bottom: 8px;
  }

  .section-sub {
    font-size: 15px;
    color: var(--text-sub);
    margin-bottom: 32px;
    max-width: 640px;
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 32px;
    flex-wrap: wrap;
  }

  .section-head .section-title {
    margin-bottom: 0;
  }

  /* ===== 首条大图卡 ===== */
  .feature-card {
    background: var(--card);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: box-shadow 240ms ease, transform 240ms ease;
  }

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

  .feature-media {
    position: relative;
    overflow: hidden;
    background: var(--primary-dark);
  }

  .feature-media img {
    width: 100%;
    height: 340px;
    object-fit: cover;
  }

  .feature-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(15, 43, 68, 0.4));
  }

  .feature-media .badge {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 2;
    background: var(--accent);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    box-shadow: 0 4px 12px rgba(176, 141, 87, 0.35);
  }

  .feature-body {
    padding: 32px 36px;
  }

  .feature-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 10px;
  }

  .feature-body h2 {
    font-size: 26px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
    margin-bottom: 12px;
  }

  .feature-body p {
    font-size: 15px;
    color: var(--text-sub);
    line-height: 1.8;
    margin-bottom: 20px;
    max-width: 760px;
  }

  /* ===== 动态网格卡 ===== */
  .news-grid-panel {
    padding: 60px 0 72px;
  }

  .news-grid-panel .section-title {
    margin-bottom: 28px;
  }

  .news-card {
    background: var(--card);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 240ms ease, box-shadow 240ms ease;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }

  .news-thumb {
    position: relative;
    background: var(--primary-dark);
    overflow: hidden;
  }

  .news-thumb img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 400ms ease;
  }

  .news-card:hover .news-thumb img {
    transform: scale(1.04);
  }

  .news-thumb .badge {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: var(--primary);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    box-shadow: 0 2px 8px rgba(31, 78, 121, 0.3);
  }

  .news-thumb .badge.gold {
    background: var(--accent);
  }

  .news-content {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

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

  .news-content p {
    font-size: 13px;
    color: var(--text-sub);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 14px;
    flex: 1;
  }

  .news-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-light);
    border-top: 1px solid var(--border);
    padding-top: 14px;
  }

  .news-meta a {
    font-weight: 500;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 5px;
  }

  .news-meta a:hover {
    color: var(--accent-dark);
  }

  .section-action {
    text-align: center;
    margin-top: 40px;
  }

  /* ===== 数据面板 ===== */
  .section-stats {
    padding: 0 0 72px;
  }

  .stats-panel {
    background: var(--primary-deep);
    border-radius: 16px;
    padding: 48px 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(15, 43, 68, 0.35);
  }

  .stats-panel::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -60px;
    width: 180px;
    height: 180px;
    background: rgba(176, 141, 87, 0.12);
    border-radius: 50%;
  }

  .stat-item {
    text-align: center;
    position: relative;
    z-index: 1;
  }

  .stat-item strong {
    display: block;
    font-size: 38px;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
  }

  .stat-item span {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.58);
    margin-top: 6px;
  }

  .stat-item.hot strong {
    color: var(--accent-light);
  }

  /* ===== 服务保障 ===== */
  .section-features {
    padding: 24px 0 72px;
  }

  .feature-grid .feature-item {
    background: var(--card);
    border-radius: 14px;
    padding: 28px 26px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
    transition: transform 240ms ease, box-shadow 240ms ease;
    height: 100%;
  }

  .feature-grid .feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }

  .feature-item .f-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(31, 78, 121, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 18px;
  }

  .feature-item.gold {
    border-left-color: var(--accent);
  }

  .feature-item.gold .f-icon {
    background: rgba(176, 141, 87, 0.1);
    color: var(--accent-dark);
  }

  .feature-item h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
  }

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

  /* ===== FAQ ===== */
  .section-faq {
    padding: 0 0 72px;
  }

  .faq-list {
    max-width: 780px;
    margin: 0 auto;
  }

  .faq-item {
    border-bottom: 1px solid var(--border);
  }

  .faq-item:last-child {
    border-bottom: none;
  }

  .faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 8px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    border-radius: var(--radius-sm);
  }

  .faq-q:hover {
    background: rgba(247, 249, 251, 0.9);
    color: var(--primary);
  }

  .faq-q i {
    font-size: 14px;
    color: var(--text-light);
    transition: transform 240ms ease, color var(--transition);
    flex-shrink: 0;
  }

  .faq-item.open .faq-q {
    color: var(--primary);
  }

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

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 300ms ease;
  }

  .faq-a p {
    padding: 0 8px 20px 24px;
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.7;
  }

  /* ===== CTA ===== */
  .section-cta {
    padding: 0 0 72px;
  }

  .cta-panel {
    background: linear-gradient(120deg, var(--primary-deep), var(--primary));
    border-radius: 20px;
    padding: 56px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: #fff;
  }

  .cta-panel::before {
    content: "";
    position: absolute;
    top: -40px;
    right: -40px;
    width: 220px;
    height: 220px;
    border: 2px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
  }

  .cta-panel::after {
    content: "";
    position: absolute;
    bottom: -80px;
    left: -60px;
    width: 200px;
    height: 200px;
    border: 1px solid rgba(176, 141, 87, 0.18);
    border-radius: 50%;
  }

  .cta-panel h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
  }

  .cta-panel p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
  }

  .cta-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
  }

  /* ===== 页脚 ===== */
  .site-footer {
    background: var(--primary-deep);
    color: rgba(255, 255, 255, 0.7);
    padding: 56px 24px 24px;
    margin-top: auto;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 40px;
  }

  .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
  }

  .footer-brand i {
    color: var(--accent-light);
  }

  .footer-intro {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    margin-bottom: 14px;
  }

  .footer-domain {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
    letter-spacing: 0.04em;
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
  }

  .footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
  }

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

  .footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    transition: color var(--transition), padding-left var(--transition);
  }

  .footer-links a:hover {
    color: var(--accent-light);
    padding-left: 4px;
  }

  .footer-safety {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    padding: 16px;
    font-size: 13px;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.62);
  }

  .footer-safety i {
    color: var(--accent);
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.32);
    max-width: 1200px;
    margin: 0 auto;
  }

  /* ===== 徽章/标签 ===== */
  .badge {
    display: inline-block;
    background: rgba(31, 78, 121, 0.08);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
  }

  /* ===== 响应式 ===== */
  @media (min-width: 768px) and (max-width: 1023px) {
    .side-nav {
      width: 64px;
    }

    .main-wrapper {
      margin-left: 64px;
    }

    .nav-brand-area {
      padding: 0 0 8px;
      text-align: center;
    }

    .nav-logo {
      justify-content: center;
      font-size: 0;
      gap: 0;
    }

    .nav-logo i {
      font-size: 24px;
    }

    .nav-sub,
    .nav-icon-shield {
      display: none;
    }

    .nav-menu {
      padding: 0 8px;
    }

    .nav-menu a {
      justify-content: center;
      padding: 0;
      font-size: 0;
      gap: 0;
    }

    .nav-menu a i {
      font-size: 18px;
    }

    .nav-safety {
      padding: 10px 12px 0;
    }

    .nav-safety-box span,
    .nav-copy {
      display: none;
    }

    .nav-safety-box {
      justify-content: center;
      padding: 10px;
    }
  }

  @media (max-width: 767px) {
    .side-nav {
      display: none;
    }

    .mobile-header {
      display: flex;
    }

    .main-wrapper {
      margin-left: 0;
      padding-top: 56px;
    }

    .container {
      padding: 0 16px;
    }

    .page-hero {
      padding: 48px 0 40px;
    }

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

    .page-hero p {
      font-size: 14px;
    }

    .section {
      padding: 48px 0;
    }

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

    .section-head {
      margin-bottom: 24px;
    }

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

    .feature-body {
      padding: 22px 20px;
    }

    .feature-body h2 {
      font-size: 20px;
    }

    .feature-meta {
      flex-direction: column;
      gap: 4px;
    }

    .news-grid-panel {
      padding: 48px 0 56px;
    }

    .news-thumb img {
      height: 160px;
    }

    .stats-panel {
      grid-template-columns: repeat(2, 1fr);
      padding: 32px 24px;
      gap: 24px 16px;
    }

    .stat-item strong {
      font-size: 28px;
    }

    .cta-panel {
      padding: 40px 24px;
    }

    .cta-panel h3 {
      font-size: 22px;
    }

    .cta-btns .btn {
      width: 100%;
    }

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

  @media (max-width: 520px) {
    .news-card {
      margin-bottom: 16px;
    }

    .feature-body p {
      font-size: 14px;
    }

    .faq-q {
      font-size: 14px;
      padding: 16px 6px;
    }

    .faq-a p {
      padding-left: 18px;
      padding-right: 6px;
    }

    .section-action .btn {
      width: 100%;
    }
  }

/* roulang page: category2 */
/* ============ 设计变量 ============ */
    :root {
      --primary: #1F4E79;
      --primary-dark: #173A5E;
      --primary-light: #3A6B99;
      --accent: #B08D57;
      --accent-light: #C9A976;
      --bg: #EEF3F7;
      --card-bg: #FFFFFF;
      --text: #1A2B3C;
      --text-secondary: #5A6B7B;
      --text-muted: #8A9AA8;
      --border: #E2E8EF;
      --success: #2F7D6E;
      --danger: #C0392B;
      --warm-bg: #FFF9F0;
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 8px rgba(31, 78, 121, 0.06);
      --shadow-md: 0 8px 28px rgba(31, 78, 121, 0.12);
      --shadow-lg: 0 12px 40px rgba(31, 78, 121, 0.16);
      --transition: 160ms ease;
      --font: system-ui, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
    }

    /* ============ 基础 Reset ============ */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }
    body {
      font-family: var(--font);
      font-size: 15px;
      line-height: 1.75;
      color: var(--text);
      background: var(--bg);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), background var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    img {
      max-width: 100%;
      display: block;
    }
    ul,
    ol {
      list-style: none;
    }
    button,
    input,
    select,
    textarea {
      font-family: inherit;
      font-size: inherit;
      line-height: inherit;
      border: none;
      outline: none;
      background: none;
    }
    button {
      cursor: pointer;
    }

    /* ============ 通用容器 ============ */
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
    }
    @media (max-width: 767px) {
      .container {
        padding: 0 20px;
      }
    }

    /* ============ 站点框架 ============ */
    .site-shell {
      display: flex;
      min-height: 100vh;
    }
    .site-shell .sidebar {
      flex: 0 0 240px;
      max-width: 240px;
      position: fixed;
      top: 0;
      bottom: 0;
      left: 0;
      z-index: 50;
      background: var(--primary);
      display: flex;
      flex-direction: column;
      padding: 28px 0 20px;
      overflow-y: auto;
      border-right: 3px solid rgba(255, 255, 255, 0.08);
    }
    .site-shell .main-area {
      flex: 1;
      margin-left: 240px;
      min-width: 0;
      display: flex;
      flex-direction: column;
    }

    /* ============ 侧边导航 ============ */
    .sidebar-brand {
      padding: 0 24px 28px;
      margin-bottom: 12px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    .brand-line {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 6px;
    }
    .brand-icon {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 17px;
      color: #fff;
    }
    .brand-name {
      font-size: 22px;
      font-weight: 700;
      color: #fff;
      letter-spacing: -0.01em;
    }
    .brand-sub {
      display: block;
      font-size: 11px;
      color: rgba(238, 243, 247, 0.75);
      margin-left: 46px;
      letter-spacing: 0.02em;
    }
    .sidebar-nav .menu {
      background: transparent;
      border: none;
      padding: 0 10px;
    }
    .sidebar-nav .menu li {
      margin-bottom: 2px;
    }
    .sidebar-nav .menu li a {
      display: flex;
      align-items: center;
      gap: 12px;
      height: 44px;
      padding: 0 14px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.82);
      border-radius: 8px;
      border-left: 3px solid transparent;
      transition: background var(--transition), color var(--transition), border-color var(--transition);
      background: transparent;
    }
    .sidebar-nav .menu li a i {
      width: 18px;
      text-align: center;
      font-size: 15px;
      opacity: 0.85;
    }
    .sidebar-nav .menu li a:hover {
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
      border-left-color: var(--accent);
    }
    .sidebar-nav .menu li a.active {
      background: rgba(255, 255, 255, 0.1);
      color: var(--accent-light);
      border-left-color: var(--accent);
      font-weight: 600;
    }
    .sidebar-nav .menu li a:focus-visible,
    .sidebar-nav .menu li a.active:focus-visible {
      outline: 2px solid rgba(255, 255, 255, 0.6);
      outline-offset: 2px;
    }
    .sidebar-bottom {
      margin-top: auto;
      padding: 24px 24px 0;
    }
    .sidebar-safety {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      font-size: 11px;
      color: rgba(238, 243, 247, 0.65);
      line-height: 1.6;
      padding: 12px;
      background: rgba(0, 0, 0, 0.14);
      border-radius: 10px;
    }
    .sidebar-safety i {
      font-size: 14px;
      margin-top: 2px;
      color: rgba(255, 215, 150, 0.8);
    }
    .sidebar-copyright {
      font-size: 11px;
      color: rgba(238, 243, 247, 0.4);
      text-align: center;
      padding-top: 12px;
    }

    /* ============ 移动顶部导航 ============ */
    .mobile-topbar {
      display: none;
      align-items: center;
      justify-content: space-between;
      height: 56px;
      padding: 0 16px;
      background: var(--primary);
      position: sticky;
      top: 0;
      z-index: 60;
      box-shadow: 0 2px 12px rgba(31, 78, 121, 0.3);
    }
    .drawer-toggle {
      width: 40px;
      height: 40px;
      border-radius: 8px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 4px;
      color: #fff;
      background: rgba(255, 255, 255, 0.1);
    }
    .drawer-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      border-radius: 2px;
      background: #fff;
      transition: transform 0.2s;
    }
    .mobile-brand {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
      letter-spacing: -0.01em;
    }
    .mobile-cta-btn {
      padding: 6px 16px;
      background: var(--accent);
      color: #fff;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 600;
      transition: background var(--transition);
    }
    .mobile-cta-btn:hover {
      background: var(--accent-light);
    }
    .mobile-cta-btn:active {
      background: #9a7a45;
    }

    /* 移动抽屉 */
    .mobile-drawer {
      position: fixed;
      top: 0;
      left: 0;
      bottom: 0;
      width: 78%;
      max-width: 320px;
      background: rgba(31, 78, 121, 0.98);
      z-index: 80;
      padding: 24px 20px;
      transform: translateX(-105%);
      transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-lg);
    }
    .mobile-drawer.open {
      transform: translateX(0);
    }
    .drawer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      padding-bottom: 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
      margin-bottom: 16px;
    }
    .drawer-brand .brand-icon {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.14);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      color: #fff;
    }
    .drawer-brand .brand-name {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
    }
    .drawer-brand .brand-sub {
      display: none;
    }
    .mobile-drawer nav {
      flex: 1;
      padding-top: 8px;
    }
    .mobile-drawer nav a {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 14px 12px;
      font-size: 16px;
      color: rgba(255, 255, 255, 0.88);
      border-radius: 10px;
      margin-bottom: 6px;
      transition: background var(--transition);
      background: transparent;
      border-left: 3px solid transparent;
    }
    .mobile-drawer nav a i {
      width: 20px;
      text-align: center;
    }
    .mobile-drawer nav a:hover,
    .mobile-drawer nav a.active {
      background: rgba(255, 255, 255, 0.12);
      color: var(--accent-light);
      border-left-color: var(--accent);
    }
    .drawer-safety {
      margin-top: auto;
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 12px;
      color: rgba(238, 243, 247, 0.7);
      padding: 14px;
      background: rgba(0, 0, 0, 0.18);
      border-radius: 10px;
      line-height: 1.5;
    }
    .drawer-mask {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(10, 20, 35, 0.55);
      z-index: 70;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.25s, visibility 0.25s;
    }
    .drawer-mask.show {
      opacity: 1;
      visibility: visible;
    }

    /* ============ 按钮体系 ============ */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 600;
      line-height: 1.4;
      transition: all 240ms cubic-bezier(0.4, 0, 0.2, 1);
      border: 1.5px solid transparent;
      white-space: nowrap;
    }
    .btn i {
      font-size: 14px;
    }
    .btn-primary {
      background: var(--accent);
      color: #fff;
      border-color: var(--accent);
    }
    .btn-primary:hover {
      background: #c09c6d;
      border-color: #c09c6d;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(176, 141, 87, 0.35);
    }
    .btn-primary:active {
      transform: translateY(0);
      box-shadow: 0 2px 6px rgba(176, 141, 87, 0.3);
    }
    .btn-primary:focus-visible {
      outline: 3px solid rgba(176, 141, 87, 0.4);
      outline-offset: 2px;
    }
    .btn-outline {
      background: transparent;
      border-color: var(--primary);
      color: var(--primary);
    }
    .btn-outline:hover {
      background: rgba(31, 78, 121, 0.06);
      border-color: var(--primary);
      color: var(--primary);
    }
    .btn-outline:active {
      background: rgba(31, 78, 121, 0.12);
    }
    .btn-outline:focus-visible {
      outline: 3px solid rgba(31, 78, 121, 0.25);
      outline-offset: 2px;
    }
    .btn-light {
      background: transparent;
      border-color: rgba(255, 255, 255, 0.6);
      color: #fff;
    }
    .btn-light:hover {
      background: var(--accent);
      border-color: var(--accent);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
    }
    .btn-light:active {
      transform: translateY(0);
    }

    /* ============ 面包屑 ============ */
    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      font-size: 13px;
      color: var(--text-muted);
      gap: 6px;
      margin-bottom: 18px;
    }
    .breadcrumb a {
      color: var(--text-muted);
    }
    .breadcrumb a:hover {
      color: var(--primary);
    }
    .breadcrumb .sep {
      opacity: 0.5;
    }
    .breadcrumb .current {
      color: var(--primary);
      font-weight: 500;
    }

    /* ============ 分类页 Hero ============ */
    .page-hero {
      background: var(--bg);
      padding: 72px 0 64px;
      position: relative;
      background-image: linear-gradient(135deg, rgba(31, 78, 121, 0.04), transparent 40%);
    }
    .page-hero-inner {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 40px;
    }
    .page-hero h1 {
      font-size: 40px;
      font-weight: 700;
      line-height: 1.3;
      letter-spacing: -0.02em;
      color: var(--text);
      margin-bottom: 12px;
      position: relative;
      padding-left: 16px;
    }
    .page-hero h1::before {
      content: "";
      position: absolute;
      left: 0;
      top: 8px;
      bottom: 8px;
      width: 5px;
      border-radius: 4px;
      background: var(--accent);
    }
    .hero-subtitle {
      font-size: 16px;
      color: var(--text-secondary);
      max-width: 640px;
      margin-bottom: 24px;
    }
    .hero-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }
    .hero-side-card {
      flex-shrink: 0;
      background: var(--card-bg);
      border-radius: 12px;
      padding: 20px 24px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border);
      max-width: 240px;
      width: 100%;
    }
    .hero-side-card .side-label {
      font-size: 12px;
      color: var(--text-muted);
      letter-spacing: 0.06em;
      text-transform: uppercase;
      margin-bottom: 6px;
    }
    .hero-side-card .side-value {
      font-size: 30px;
      font-weight: 700;
      color: var(--primary);
      font-variant-numeric: tabular-nums;
      line-height: 1.2;
      margin-bottom: 4px;
    }
    .hero-side-card .side-note {
      font-size: 12px;
      color: var(--text-secondary);
    }
    @media (max-width: 767px) {
      .page-hero {
        padding: 44px 0 36px;
      }
      .page-hero h1 {
        font-size: 30px;
      }
      .page-hero-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
      }
      .hero-side-card {
        max-width: 100%;
      }
    }

    /* ============ 板块标题 ============ */
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 36px;
      flex-wrap: wrap;
    }
    .section-head h2 {
      font-size: 28px;
      font-weight: 600;
      line-height: 1.4;
      color: var(--text);
      letter-spacing: -0.01em;
      position: relative;
      padding-bottom: 12px;
    }
    .section-head h2::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 42px;
      height: 3px;
      border-radius: 3px;
      background: var(--accent);
    }
    .section-head .sub-line {
      font-size: 14px;
      color: var(--text-muted);
    }
    @media (max-width: 767px) {
      .section-head h2 {
        font-size: 22px;
      }
    }

    /* ============ 官方公告时间线 ============ */
    .announcement-section {
      padding: 72px 0 24px;
    }
    .announcement-tabs {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }
    .announcement-tabs .tab {
      padding: 6px 16px;
      border-radius: 999px;
      font-size: 13px;
      color: var(--text-secondary);
      background: var(--bg);
      border: 1px solid var(--border);
      cursor: pointer;
      transition: all var(--transition);
    }
    .announcement-tabs .tab:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }
    .announcement-tabs .tab.active {
      background: var(--accent);
      color: #fff;
      border-color: var(--accent);
    }

    .timeline-wrap {
      position: relative;
      padding: 20px 0 8px;
    }
    .timeline-wrap::before {
      content: "";
      position: absolute;
      left: 129px;
      top: 8px;
      bottom: 8px;
      width: 2px;
      background: var(--border);
      border-radius: 2px;
    }
    .timeline-item {
      display: grid;
      grid-template-columns: 110px 40px 1fr;
      margin-bottom: 36px;
      position: relative;
    }
    .timeline-date {
      text-align: right;
      padding-right: 18px;
      padding-top: 4px;
    }
    .timeline-date .date-year {
      display: block;
      font-size: 17px;
      font-weight: 700;
      color: var(--primary);
      line-height: 1.3;
      font-variant-numeric: tabular-nums;
    }
    .timeline-date .date-day {
      font-size: 12px;
      color: var(--text-muted);
      letter-spacing: 0.03em;
    }
    .timeline-node {
      width: 14px;
      height: 14px;
      background: var(--accent);
      transform: rotate(45deg);
      border: 4px solid #fff;
      box-shadow: 0 1px 4px rgba(31, 78, 121, 0.3);
      border-radius: 2px;
      margin-top: 18px;
      z-index: 1;
      justify-self: center;
      transition: transform 160ms, box-shadow 160ms;
    }
    .timeline-item:hover .timeline-node {
      transform: rotate(45deg) scale(1.25);
      box-shadow: 0 2px 10px rgba(176, 141, 87, 0.45);
    }
    .timeline-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 24px 28px;
      box-shadow: var(--shadow-sm);
      transition: box-shadow 240ms, transform 240ms, border-color 240ms;
      position: relative;
    }
    .timeline-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
      border-color: rgba(176, 141, 87, 0.35);
    }
    .timeline-card-badge {
      display: inline-block;
      padding: 3px 12px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 600;
      background: rgba(31, 78, 121, 0.08);
      color: var(--primary);
      margin-bottom: 10px;
    }
    .timeline-card-badge.badge-warm {
      background: rgba(176, 141, 87, 0.12);
      color: #8a6a3c;
    }
    .timeline-card-badge.badge-green {
      background: rgba(47, 125, 110, 0.1);
      color: var(--success);
    }
    .timeline-card-badge.badge-red {
      background: rgba(192, 57, 43, 0.08);
      color: var(--danger);
    }
    .timeline-card-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.5;
      margin-bottom: 8px;
      transition: color var(--transition);
    }
    .timeline-card:hover .timeline-card-title {
      color: var(--primary);
    }
    .timeline-card-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 14px;
    }
    .timeline-card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      color: var(--primary);
      font-weight: 500;
    }
    .timeline-card-link i {
      font-size: 11px;
      transition: transform 160ms;
    }
    .timeline-card-link:hover i {
      transform: translateX(3px);
    }

    /* 置顶带图公告卡 */
    .timeline-card-promo {
      padding: 0;
      overflow: hidden;
    }
    .timeline-card-promo .promo-img {
      height: 170px;
      overflow: hidden;
    }
    .timeline-card-promo .promo-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .timeline-card-promo .promo-body {
      padding: 20px 24px 22px;
    }
    @media (max-width: 767px) {
      .timeline-card-promo .promo-img {
        height: 130px;
      }
    }

    /* 移动端时间线 */
    @media (max-width: 767px) {
      .timeline-wrap::before {
        left: 11px;
      }
      .timeline-item {
        grid-template-columns: 24px 1fr;
        gap: 0 14px;
        margin-bottom: 28px;
      }
      .timeline-date {
        grid-column: 1 / -1;
        text-align: left;
        padding: 0 0 6px 0;
        display: flex;
        align-items: baseline;
        gap: 10px;
      }
      .timeline-date .date-year {
        font-size: 15px;
      }
      .timeline-date .date-day {
        font-size: 12px;
      }
      .timeline-node {
        grid-column: 1;
        grid-row: 2;
        margin-top: 18px;
        width: 10px;
        height: 10px;
        justify-self: start;
        margin-left: 0;
      }
      .timeline-card {
        grid-column: 2;
        grid-row: 2;
        padding: 18px;
      }
      .timeline-card-title {
        font-size: 16px;
      }
    }

    /* ============ 图片引用区 ============ */
    .official-guide {
      margin: 64px 0;
      border-radius: 16px;
      overflow: hidden;
      position: relative;
      background-color: var(--primary);
      min-height: 320px;
    }
    .guide-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
    }
    .guide-overlay {
      position: relative;
      z-index: 1;
      padding: 64px 48px;
      background: linear-gradient(100deg, rgba(31, 78, 121, 0.92) 0%, rgba(31, 78, 121, 0.7) 50%, rgba(31, 78, 121, 0.25) 100%);
      min-height: 320px;
      display: flex;
      align-items: center;
    }
    .guide-content {
      max-width: 520px;
    }
    .guide-content h2 {
      font-size: 28px;
      color: #fff;
      margin-bottom: 12px;
      font-weight: 600;
      letter-spacing: -0.01em;
    }
    .guide-content p {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.88);
      margin-bottom: 24px;
      line-height: 1.8;
    }
    .guide-content .guide-tag {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.16);
      color: #fff;
      font-size: 12px;
      margin-bottom: 16px;
    }
    @media (max-width: 767px) {
      .guide-overlay {
        padding: 36px 24px;
        min-height: 260px;
      }
      .guide-content h2 {
        font-size: 22px;
      }
    }

    /* ============ 保障卡片区 ============ */
    .assurance-section {
      padding: 24px 0 72px;
    }
    .assurance-card {
      background: var(--card-bg);
      border-radius: 12px;
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border);
      height: 100%;
      transition: transform 240ms, box-shadow 240ms;
      position: relative;
    }
    .assurance-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .assurance-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      margin-bottom: 16px;
      background: rgba(31, 78, 121, 0.08);
      color: var(--primary);
    }
    .assurance-card:nth-child(2) .assurance-icon {
      background: rgba(176, 141, 87, 0.12);
      color: var(--accent);
    }
    .assurance-card:nth-child(3) .assurance-icon {
      background: rgba(47, 125, 110, 0.1);
      color: var(--success);
    }
    .assurance-card h3 {
      font-size: 17px;
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--text);
    }
    .assurance-card p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    /* ============ FAQ ============ */
    .faq-wrapper {
      max-width: 820px;
      margin: 0 auto;
    }
    .faq-section {
      padding: 72px 0;
      background: var(--bg);
    }
    .faq-item {
      border-bottom: 1px solid var(--border);
      background: transparent;
      transition: background 160ms;
    }
    .faq-item:first-child {
      border-top: 1px solid var(--border);
    }
    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 8px;
      text-align: left;
      font-size: 15px;
      font-weight: 600;
      color: var(--text);
      background: transparent;
      cursor: pointer;
      transition: color 160ms;
    }
    .faq-item:hover {
      background: #f7f9fb;
    }
    .faq-question .faq-icon {
      position: relative;
      width: 20px;
      height: 20px;
      flex-shrink: 0;
    }
    .faq-question .faq-icon::before,
    .faq-question .faq-icon::after {
      content: "";
      position: absolute;
      background: var(--text-secondary);
      border-radius: 2px;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      transition: background 160ms, transform 240ms;
    }
    .faq-question .faq-icon::before {
      width: 2px;
      height: 16px;
    }
    .faq-question .faq-icon::after {
      width: 16px;
      height: 2px;
    }
    .faq-item.active .faq-question .faq-icon::before {
      transform: translate(-50%, -50%) rotate(90deg);
      opacity: 0;
    }
    .faq-item.active .faq-question {
      color: var(--primary);
    }
    .faq-item.active .faq-question .faq-icon::before,
    .faq-item.active .faq-question .faq-icon::after {
      background: var(--primary);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 280ms ease;
      padding: 0 8px;
    }
    .faq-answer-inner {
      padding: 0 0 20px;
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.75;
    }
    .faq-answer-inner strong {
      color: var(--primary);
    }

    /* ============ CTA 区 ============ */
    .cta-section {
      padding: 72px 0;
      background: rgba(31, 78, 121, 0.04);
      border-top: 1px solid var(--border);
    }
    .cta-box {
      text-align: center;
      max-width: 640px;
      margin: 0 auto;
    }
    .cta-box h2 {
      font-size: 30px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 12px;
      letter-spacing: -0.01em;
    }
    .cta-box p {
      font-size: 15px;
      color: var(--text-secondary);
      margin-bottom: 28px;
    }
    .cta-actions {
      display: flex;
      gap: 14px;
      justify-content: center;
      flex-wrap: wrap;
    }
    .cta-note {
      display: block;
      margin-top: 16px;
      font-size: 13px;
      color: var(--text-muted);
    }
    @media (max-width: 767px) {
      .cta-section {
        padding: 48px 0;
      }
      .cta-box h2 {
        font-size: 24px;
      }
    }

    /* ============ 页脚 ============ */
    .site-footer {
      background: var(--primary);
      padding: 56px 0 24px;
      color: rgba(255, 255, 255, 0.78);
      margin-top: auto;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1.2fr;
      gap: 40px;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
      margin-bottom: 36px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .footer-brand i {
      font-size: 18px;
      color: var(--accent-light);
    }
    .footer-intro {
      font-size: 13px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 14px;
    }
    .footer-domain {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.5);
      font-family: "SF Mono", Consolas, "Courier New", monospace;
      padding: 4px 10px;
      background: rgba(255, 255, 255, 0.06);
      border-radius: 6px;
      display: inline-block;
    }
    .footer-col h4 {
      font-size: 14px;
      color: #fff;
      margin-bottom: 14px;
      font-weight: 600;
    }
    .footer-links li {
      margin-bottom: 8px;
    }
    .footer-links a {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.6);
      transition: color 160ms, padding-left 160ms;
    }
    .footer-links a:hover {
      color: var(--accent-light);
      padding-left: 4px;
    }
    .footer-safety {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 14px;
      background: rgba(255, 255, 255, 0.06);
      border-radius: 10px;
      font-size: 13px;
      line-height: 1.6;
      color: rgba(255, 255, 255, 0.7);
    }
    .footer-safety i {
      color: var(--accent-light);
      font-size: 15px;
      margin-top: 2px;
    }
    .footer-bottom {
      text-align: center;
      padding: 18px 16px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 12px;
      color: rgba(255, 255, 255, 0.4);
      max-width: 1200px;
      margin: 0 auto;
    }
    @media (max-width: 1023px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
    }
    @media (max-width: 767px) {
      .site-footer {
        padding: 40px 0 20px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding: 0 20px;
      }
    }

    /* ============ 平板适配 768-1023 ============ */
    @media (min-width: 768px) and (max-width: 1023px) {
      .site-shell .sidebar {
        flex-basis: 64px;
        max-width: 64px;
        padding: 20px 0 16px;
      }
      .site-shell .main-area {
        margin-left: 64px;
      }
      .sidebar-brand {
        padding: 0 0 20px;
        text-align: center;
      }
      .brand-line {
        justify-content: center;
      }
      .brand-icon {
        width: 32px;
        height: 32px;
      }
      .brand-name,
      .brand-sub {
        display: none;
      }
      .sidebar-nav .menu {
        padding: 0 10px;
      }
      .sidebar-nav .menu li a {
        justify-content: center;
        padding: 0;
        height: 44px;
      }
      .sidebar-nav .menu li a span {
        display: none;
      }
      .sidebar-nav .menu li a i {
        width: auto;
        font-size: 16px;
      }
      .sidebar-bottom {
        padding: 16px 10px 0;
      }
      .sidebar-safety {
        justify-content: center;
        padding: 10px 4px;
        text-align: center;
      }
      .sidebar-safety span,
      .sidebar-copyright {
        display: none;
      }
    }

    /* ============ 移动端 <768 ============ */
    @media (max-width: 767px) {
      .site-shell .sidebar {
        display: none;
      }
      .site-shell .main-area {
        margin-left: 0;
      }
      .mobile-topbar {
        display: flex;
      }
    }

    /* ============ 键盘焦点 ============ */
    a:focus-visible,
    button:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
      border-radius: 4px;
    }
    .btn:focus-visible {
      outline: 3px solid rgba(31, 78, 121, 0.35);
      outline-offset: 2px;
    }

    /* ============ 辅助工具类 ============ */
    .text-center {
      text-align: center;
    }
    .mt-16 {
      margin-top: 16px;
    }
    .mb-16 {
      margin-bottom: 16px;
    }