/* roulang page: index */
:root {
  --color-bg-base: #0B1020;
  --color-bg-elevated: #111A30;
  --color-surface-glass: rgba(255, 255, 255, 0.06);
  --color-surface-glass-strong: rgba(255, 255, 255, 0.1);
  --color-primary: #3D8BFF;
  --color-primary-glow: rgba(61, 139, 255, 0.35);
  --color-accent: #F5B84B;
  --color-accent-glow: rgba(245, 184, 75, 0.35);
  --color-text-primary: #F0F4FC;
  --color-text-secondary: #A7B4CE;
  --color-text-muted: #6B7B9C;
  --color-border-glass: rgba(255, 255, 255, 0.12);
  --color-border-accent: rgba(245, 184, 75, 0.5);
  --color-divider: rgba(255, 255, 255, 0.08);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.25);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg-base);
  color: var(--color-text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
}
a { color: var(--color-primary); text-decoration: none; transition: color .25s ease; }
a:hover { color: #6FADFF; }
img { max-width: 100%; height: auto; display: block; }
p { margin: 0 0 16px; }
ul { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
.container-custom { max-width: 1420px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 90px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 44px; gap: 20px; }
.section-head h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 700; margin: 0; letter-spacing: 0.5px; }
.section-head .text-link { font-size: 15px; color: var(--color-text-secondary); display: inline-flex; align-items: center; gap: 6px; transition: all .25s; }
.section-head .text-link:hover { color: var(--color-accent); }
.section-head .text-link i { transition: transform .25s; }
.section-head .text-link:hover i { transform: translateX(4px); }

/* ===== 桌面左侧导航 ===== */
.side-nav {
  position: fixed;
  left: 0; top: 0;
  width: 260px;
  height: 100vh;
  background: #0D1428;
  border-right: 1px solid var(--color-divider);
  display: flex;
  flex-direction: column;
  z-index: 100;
  padding: 32px 0 24px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
  margin-bottom: 36px;
}
.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), #1E4FA0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 20px var(--color-primary-glow);
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-sub { font-size: 13px; color: var(--color-text-muted); letter-spacing: 2px; }
.brand-main { font-size: 18px; font-weight: 800; color: var(--color-text-primary); letter-spacing: 1px; }
.nav-menu { flex: 1; padding: 0 12px; }
.nav-menu li { margin-bottom: 4px; }
.nav-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: 15px;
  font-weight: 500;
  position: relative;
  transition: all .25s ease;
}
.nav-menu a i { width: 20px; text-align: center; font-size: 16px; }
.nav-menu a:hover { color: #fff; background: rgba(255, 255, 255, 0.04); }
.nav-menu li.active a { color: #fff; background: rgba(255, 255, 255, 0.05); }
.nav-menu li.active a::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 22px;
  background: var(--color-accent);
  border-radius: 0 4px 4px 0;
  box-shadow: 0 0 10px var(--color-accent-glow);
}
.nav-contact { padding: 20px 24px 0; border-top: 1px solid var(--color-divider); font-size: 12px; color: var(--color-text-muted); line-height: 1.8; }
.nav-contact p { margin: 0; }

/* ===== 移动端顶部导航 ===== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  background: rgba(11, 16, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 200;
}
.mobile-brand { display: flex; align-items: center; gap: 10px; }
.mobile-brand .brand-dot { width: 32px; height: 32px; border-radius: 8px; background: linear-gradient(135deg, var(--color-primary), #1E4FA0); display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 800; color: #fff; }
.mobile-brand strong { font-size: 16px; font-weight: 800; color: var(--color-text-primary); }
.hamburger {
  width: 40px; height: 40px;
  background: transparent;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background .25s;
}
.hamburger:hover { background: var(--color-surface-glass); }
.hamburger span { width: 20px; height: 2px; background: var(--color-text-primary); border-radius: 2px; transition: all .3s ease; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0; bottom: 0;
  background: rgba(11, 16, 32, 0.98);
  z-index: 190;
  padding: 32px 28px;
  flex-direction: column;
}
.mobile-menu.open { display: flex; }
.mobile-menu ul li { border-bottom: 1px solid var(--color-divider); }
.mobile-menu ul a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 4px;
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  transition: color .2s;
}
.mobile-menu ul a:hover { color: var(--color-accent); }
.mobile-menu ul li.active a { color: var(--color-accent); }
.mobile-menu-contact { margin-top: 32px; font-size: 13px; color: var(--color-text-muted); text-align: center; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all .25s ease;
  line-height: 1.4;
}
.btn-primary {
  background: linear-gradient(135deg, #3D8BFF, #2D6FE0);
  color: #fff;
  box-shadow: 0 0 20px var(--color-primary-glow);
}
.btn-primary:hover { color: #fff; filter: brightness(1.08); box-shadow: 0 0 28px var(--color-primary-glow); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); box-shadow: 0 0 10px var(--color-primary-glow); }
.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-glass);
}
.btn-ghost:hover { background: var(--color-surface-glass-strong); color: #fff; border-color: rgba(255,255,255,0.22); }
.btn-gold {
  background: linear-gradient(135deg, #F5B84B, #D99A2B);
  color: #0B1020;
  font-weight: 700;
  box-shadow: 0 0 24px var(--color-accent-glow);
}
.btn-gold:hover { color: #0B1020; filter: brightness(1.06); box-shadow: 0 0 32px var(--color-accent-glow); transform: translateY(-1px); }
.btn:focus-visible { outline: 2px solid #FFD166; outline-offset: 2px; }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 18px; font-size: 13px; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding: 80px 0 120px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,16,32,0.55) 0%, rgba(11,16,32,0.25) 40%, var(--color-bg-base) 100%), radial-gradient(circle at 82% 28%, rgba(245,184,75,0.12) 0%, transparent 60%);
}
.hero-glow {
  position: absolute;
  right: 6%; bottom: 10%;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(245,184,75,0.10) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-inner { position: relative; z-index: 2; padding-top: 60px; max-width: 1420px; }
.crumb-kicker { font-size: 12px; color: var(--color-text-muted); letter-spacing: 1px; margin-bottom: 16px; }
.hero h1 {
  font-size: clamp(32px, 4.5vw, 50px);
  font-weight: 800;
  letter-spacing: 0.5px;
  line-height: 1.2;
  margin: 0 0 18px;
  max-width: 760px;
}
.hero-sub { font-size: clamp(16px, 2vw, 20px); color: var(--color-text-secondary); max-width: 560px; margin-bottom: 34px; font-weight: 400; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }

/* ===== 信息条 ===== */
.info-strip-wrap { position: relative; z-index: 5; margin-top: -72px; padding-bottom: 70px; }
.info-strip { background: var(--color-surface-glass); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border: 1px solid var(--color-border-glass); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); padding: 20px 8px; }
.info-card { padding: 20px 16px; }
.info-card .label { font-size: 12px; color: var(--color-text-muted); letter-spacing: 1px; display: block; margin-bottom: 8px; }
.info-card .value { font-size: clamp(18px, 2.2vw, 24px); font-weight: 700; color: var(--color-text-primary); display: block; line-height: 1.3; font-variant-numeric: tabular-nums; }
.info-card .value.accent { color: var(--color-accent); }
.info-card .note { font-size: 12px; color: var(--color-text-secondary); display: block; margin-top: 6px; }

/* ===== 议程 ===== */
.agenda { background: var(--color-bg-base); position: relative; }
.agenda-list { position: relative; padding-left: 40px; max-width: 860px; }
.agenda-list::before { content:""; position:absolute; left:15px; top:8px; bottom:8px; width:1px; background: var(--color-divider); }
.agenda-item { position: relative; padding: 28px 0 28px 24px; border-radius: var(--radius-md); transition: background .3s; }
.agenda-item::before { content:""; position:absolute; left:-30px; top:36px; width:12px; height:12px; border-radius:50%; background: var(--color-accent); box-shadow: 0 0 14px var(--color-accent-glow); border: 2px solid #0B1020; }
.agenda-item:hover { background: var(--color-surface-glass); }
.time-badge {
  display: inline-block;
  background: rgba(245,184,75,0.15);
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid rgba(245,184,75,0.3);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.agenda-item h3 { font-size: 20px; font-weight: 700; margin: 0 0 6px; }
.agenda-item .speaker { font-size: 14px; color: var(--color-text-muted); margin-bottom: 6px; }
.agenda-item .desc { font-size: 15px; color: var(--color-text-secondary); margin: 0; }

/* ===== 亮点 + 嘉宾 ===== */
.highlights { background: var(--color-bg-elevated); }
.highlight-list { border-top: 1px solid var(--color-divider); }
.highlight-row { display: flex; gap: 18px; padding: 26px 0; border-bottom: 1px solid var(--color-divider); }
.highlight-icon {
  width: 48px; height: 48px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-primary);
}
.highlight-row h4 { font-size: 17px; font-weight: 700; margin: 0 0 6px; }
.highlight-row p { font-size: 14px; color: var(--color-text-secondary); margin: 0; }
.guest-card {
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: center;
  transition: all .3s;
  height: 100%;
}
.guest-card:hover { background: var(--color-surface-glass-strong); transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.guest-avatar {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), #1E4FA0);
  color: #fff;
  font-size: 24px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 16px var(--color-primary-glow);
}
.guest-info h4 { font-size: 18px; font-weight: 700; margin: 0 0 4px; }
.guest-info .role { font-size: 14px; color: var(--color-text-secondary); }
.guest-info .org { font-size: 12px; color: var(--color-text-muted); }

/* ===== 票种 ===== */
.tickets { background: var(--color-bg-base); }
.ticket-card {
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  transition: all .3s;
}
.ticket-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.ticket-card.recommend {
  border-color: var(--color-border-accent);
  background: var(--color-surface-glass-strong);
  box-shadow: 0 0 30px var(--color-accent-glow);
}
.recommend-tag {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #F5B84B, #D99A2B);
  color: #0B1020;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  letter-spacing: 0.5px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(245,184,75,0.3);
}
.ticket-name { font-size: 16px; font-weight: 600; color: var(--color-text-secondary); margin-bottom: 12px; }
.ticket-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 20px; }
.ticket-price .currency { font-size: 18px; color: var(--color-text-muted); }
.ticket-price .amount { font-size: 48px; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1; }
.ticket-price .unit { font-size: 14px; color: var(--color-text-muted); }
.ticket-benefits { list-style: none; padding: 0; margin: 0 0 28px; flex: 1; }
.ticket-benefits li { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; font-size: 15px; color: var(--color-text-secondary); }
.ticket-benefits li i { color: var(--color-accent); font-size: 13px; margin-top: 4px; }

/* ===== 报名 ===== */
.apply { background: var(--color-bg-elevated); position: relative; overflow: hidden; }
.apply::before { content:""; position:absolute; right: -80px; top: -80px; width: 280px; height: 280px; border: 1px solid rgba(245,184,75,0.18); border-radius: 50%; pointer-events: none; }
.apply-step { display: flex; gap: 18px; padding: 26px 0; border-bottom: 1px solid var(--color-divider); }
.apply-step:last-child { border-bottom: none; }
.step-num { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--color-primary), #2D6FE0); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 18px; flex-shrink: 0; box-shadow: 0 0 14px var(--color-primary-glow); }
.apply-step h4 { font-size: 17px; font-weight: 700; margin: 0 0 4px; }
.apply-step p { font-size: 14px; color: var(--color-text-secondary); margin: 0; }
.apply-form {
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-lg);
  padding: 34px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow-card);
}
.apply-form label { font-size: 14px; font-weight: 600; color: var(--color-text-primary); display: block; margin-bottom: 8px; }
.apply-form .field { margin-bottom: 22px; }
.apply-form input, .apply-form select, .apply-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--color-text-primary);
  font-size: 15px;
  transition: all .25s;
}
.apply-form textarea { min-height: 90px; resize: vertical; }
.apply-form input:focus, .apply-form select:focus, .apply-form textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-glow); background: rgba(255,255,255,0.08); }
.apply-form select option { background: #111A30; color: #F0F4FC; }
.apply-form input::placeholder, .apply-form textarea::placeholder { color: var(--color-text-muted); }
.form-privacy { font-size: 12px; color: var(--color-text-muted); margin-top: 14px; text-align: center; }

/* ===== 资讯列表 ===== */
.news { background: var(--color-bg-base); }
.news-list { max-width: 960px; }
.news-item { display: flex; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--color-divider); transition: background .25s; }
.news-item:last-child { border-bottom: none; }
.news-thumb { flex-shrink: 0; width: 160px; height: 100px; overflow: hidden; border-radius: var(--radius-sm); }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.news-item:hover .news-thumb img { transform: scale(1.03); }
.news-body { flex: 1; }
.news-body h3 { font-size: 18px; font-weight: 600; margin: 0 0 8px; line-height: 1.5; }
.news-body h3 a { color: var(--color-text-primary); transition: color .2s; }
.news-body h3 a:hover { color: var(--color-primary); }
.news-summary { font-size: 14px; color: var(--color-text-secondary); line-height: 1.7; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--color-text-muted); flex-wrap: wrap; }
.badge {
  display: inline-block;
  background: rgba(245,184,75,0.15);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  border: 1px solid rgba(245,184,75,0.3);
}
.news-meta .read-link { color: var(--color-text-secondary); display: inline-flex; align-items: center; gap: 4px; transition: color .2s; }
.news-meta .read-link:hover { color: var(--color-accent); }
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-muted); }
.empty-state i { font-size: 40px; margin-bottom: 14px; display: block; }
.empty-state p { margin: 0; font-size: 15px; }

/* ===== FAQ ===== */
.faq { background: var(--color-bg-elevated); }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-divider); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 4px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  user-select: none;
  transition: color .2s;
}
.faq-q:hover { color: var(--color-accent); }
.faq-icon { font-size: 20px; color: var(--color-text-muted); transition: transform .3s; flex-shrink: 0; font-style: normal; line-height: 1; }
.faq-item.open .faq-icon { transform: rotate(45deg); color: var(--color-accent); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .35s ease, opacity .3s; padding: 0 4px; opacity: 0; font-size: 15px; color: var(--color-text-secondary); line-height: 1.8; }
.faq-item.open .faq-a { max-height: 400px; padding: 0 4px 24px; opacity: 1; }

/* ===== CTA横幅 ===== */
.cta-banner { position: relative; padding: 100px 0; text-align: center; overflow: hidden; }
.cta-bg { position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.webp'); background-size: cover; background-position: center; }
.cta-bg::after { content:""; position:absolute; inset:0; background: rgba(11,16,32,0.78); }
.cta-content { position: relative; z-index: 2; }
.cta-content h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; margin: 0 0 14px; }
.cta-content p { font-size: 16px; color: var(--color-text-secondary); margin-bottom: 32px; }
.cta-banner .cta-glow { position: absolute; left: 10%; top: 50%; transform: translateY(-50%); width: 200px; height: 200px; background: radial-gradient(circle, rgba(245,184,75,0.12), transparent 70%); pointer-events: none; z-index: 1; }

/* ===== Footer ===== */
.site-footer { background: var(--color-bg-elevated); border-top: 1px solid var(--color-divider); padding: 64px 0 24px; }
.footer-brand .brand-text { flex-direction: row; align-items: baseline; gap: 6px; margin-top: 14px; }
.footer-brand .brand-text .brand-main { font-size: 18px; }
.footer-brand .brand-text .brand-sub { font-size: 12px; }
.footer-brand p { font-size: 14px; color: var(--color-text-secondary); margin-top: 16px; max-width: 320px; }
.footer-col h5 { font-size: 15px; font-weight: 700; margin: 0 0 18px; color: var(--color-text-primary); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: var(--color-text-secondary); transition: all .2s; }
.footer-col ul a:hover { color: var(--color-accent); padding-left: 4px; }
.contact-row { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--color-text-secondary); margin-bottom: 12px; }
.contact-row i { width: 18px; color: var(--color-primary); }
.social-block { display: flex; gap: 12px; margin-top: 16px; }
.social-square {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  color: var(--color-text-secondary);
  font-size: 15px;
  transition: all .25s;
}
.social-square:hover { color: var(--color-accent); border-color: var(--color-border-accent); transform: translateY(-2px); }
.footer-bottom { border-top: 1px solid var(--color-divider); margin-top: 48px; padding-top: 24px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--color-text-muted); }

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  body { padding-left: 0 !important; }
  .side-nav { display: none; }
  .mobile-header { display: flex; }
  .main-content { padding-top: 64px; }
  .section-pad { padding: 56px 0; }
  .hero { min-height: 440px; padding: 56px 0 100px; }
  .info-strip-wrap { margin-top: -48px; padding-bottom: 48px; }
}
@media (max-width: 639px) {
  .container-custom { padding: 0 16px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 28px; }
  .hero { min-height: 380px; padding: 40px 0 84px; }
  .hero-actions { flex-direction: column; align-items: flex-start; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .news-item { flex-direction: column; gap: 14px; }
  .news-thumb { width: 100%; height: auto; aspect-ratio: 16 / 9; }
  .apply-form { padding: 24px; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
  .info-strip { padding: 12px; }
  .info-card { padding: 14px 8px; }
  .agenda-list { padding-left: 28px; }
  .agenda-item { padding-left: 16px; }
  .agenda-item::before { left: -23px; }
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root {
  --color-bg-base: #0B1020;
  --color-bg-elevated: #111A30;
  --color-surface-glass: rgba(255, 255, 255, 0.06);
  --color-surface-glass-strong: rgba(255, 255, 255, 0.1);
  --color-primary: #3D8BFF;
  --color-primary-glow: rgba(61, 139, 255, 0.35);
  --color-accent: #F5B84B;
  --color-accent-glow: rgba(245, 184, 75, 0.35);
  --color-text-primary: #F0F4FC;
  --color-text-secondary: #A7B4CE;
  --color-text-muted: #6B7B9C;
  --color-border-glass: rgba(255, 255, 255, 0.12);
  --color-border-accent: rgba(245, 184, 75, 0.5);
  --color-divider: rgba(255, 255, 255, 0.08);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.25);
  --transition: all 0.25s ease;
}
/* ===== Reset / 基础 ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', sans-serif;
  background: var(--color-bg-base);
  color: var(--color-text-primary);
  line-height: 1.7;
  font-size: 16px;
  position: relative;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-accent); }
button { font-family: inherit; cursor: pointer; }

/* ===== 主布局 ===== */
.side-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 260px;
  background: #0D1428;
  border-right: 1px solid var(--color-divider);
  padding: 32px 20px 24px;
  display: flex;
  flex-direction: column;
  z-index: 200;
  overflow-y: auto;
}
.main-area {
  margin-left: 260px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

/* ===== 品牌 ===== */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}
.nav-brand .brand-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), #2D6FE0 60%, var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 16px rgba(61, 139, 255, 0.25);
}
.nav-brand .brand-text { display: flex; flex-direction: column; line-height: 1.3; }
.nav-brand .brand-sub { font-size: 13px; color: var(--color-text-muted); letter-spacing: 0.5px; }
.nav-brand .brand-main { font-size: 18px; font-weight: 800; letter-spacing: 0.5px; color: var(--color-text-primary); }

/* ===== 左侧导航菜单 ===== */
.nav-menu { list-style: none; flex: 1; margin: 0; }
.nav-menu li { margin-bottom: 6px; }
.nav-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border-radius: 10px;
  color: var(--color-text-secondary);
  font-size: 15px;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: var(--transition);
}
.nav-menu a:hover,
.nav-menu a:focus-visible {
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  outline: none;
}
.nav-menu li.active a {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  border-left-color: var(--color-accent);
}
.nav-menu i { width: 22px; text-align: center; color: var(--color-accent); opacity: 0.8; }
.nav-menu li.active i { opacity: 1; }

/* ===== 导航底部联系区 ===== */
.nav-contact {
  border-top: 1px solid var(--color-divider);
  padding-top: 18px;
  font-size: 12.5px;
  color: var(--color-text-muted);
  line-height: 1.9;
}
.nav-contact p { margin-bottom: 2px; }

/* ===== 移动端顶部导航 ===== */
.mobile-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 20px;
  background: rgba(11, 16, 32, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  position: sticky;
  top: 0;
  z-index: 300;
}
.mobile-header .nav-brand { margin: 0; gap: 8px; }
.mobile-header .brand-icon { width: 36px; height: 36px; font-size: 17px; border-radius: 10px; }
.mobile-header .brand-sub { font-size: 11px; }
.mobile-header .brand-main { font-size: 15px; }
.hamburger {
  width: 40px;
  height: 40px;
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: var(--transition);
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 16, 32, 0.97);
  backdrop-filter: blur(18px);
  z-index: 290;
  padding: 32px 28px;
  flex-direction: column;
}
.mobile-menu.open { display: flex; }
.mobile-menu-list { list-style: none; margin: 0; }
.mobile-menu-list li { border-bottom: 1px solid var(--color-divider); }
.mobile-menu-list a {
  display: block;
  padding: 16px 4px;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  transition: var(--transition);
}
.mobile-menu-list a:hover { color: var(--color-accent); padding-left: 10px; }
.mobile-menu-contact { margin-top: auto; padding-top: 32px; font-size: 14px; color: var(--color-text-muted); line-height: 2; }

/* ===== 内容容器 ===== */
.container-custom {
  max-width: 1200px;
  padding: 0 24px;
  margin: 0 auto;
  width: 100%;
}
.main-content {
  flex: 1;
  padding: 40px 0 80px;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: var(--color-divider); }
.breadcrumb .current { color: var(--color-text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 300px; }

/* ===== 文章内容 ===== */
.article-page {
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-card);
}
.article-category {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(245, 184, 75, 0.15);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}
.article-title {
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-text-primary);
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-muted);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: 32px;
}
.article-meta i { font-size: 12px; }
.article-cover {
  margin-bottom: 36px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-glass);
}
.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 6.8;
  object-fit: cover;
}
.article-body {
  max-width: 780px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-text-secondary);
  word-break: break-word;
}
.article-body p { margin-bottom: 26px; }
.article-body h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 40px 0 18px;
  line-height: 1.4;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 32px 0 14px;
  line-height: 1.4;
}
.article-body img {
  width: 100%;
  border-radius: var(--radius-md);
  margin: 28px 0;
  border: 1px solid var(--color-border-glass);
}
.article-body figure { margin: 28px 0; }
.article-body figcaption {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
  padding-top: 10px;
}
.article-body blockquote {
  border-left: 3px solid var(--color-accent);
  background: rgba(255, 255, 255, 0.03);
  padding: 18px 24px;
  margin: 28px 0;
  color: var(--color-text-secondary);
  font-style: italic;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.article-body ul, .article-body ol { margin: 0 0 26px 24px; }
.article-body li { margin-bottom: 10px; }
.article-body a { color: var(--color-accent); text-decoration: underline; }
.article-body table { width: 100%; margin: 28px 0; border-collapse: collapse; }
.article-body th, .article-body td {
  padding: 12px 14px;
  border: 1px solid var(--color-divider);
  font-size: 15px;
  text-align: left;
}
.article-body th { background: var(--color-surface-glass-strong); font-weight: 600; color: var(--color-text-primary); }

/* ===== 文章标签 ===== */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--color-divider);
}
.tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-text-secondary);
  font-size: 13px;
  border: 1px solid var(--color-border-glass);
  transition: var(--transition);
}
.tag:hover { background: var(--color-surface-glass-strong); color: var(--color-accent); border-color: var(--color-border-accent); }

/* ===== 相关阅读 ===== */
.related-section { margin-top: 56px; }
.related-section h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}
.related-section h3::before {
  content: '';
  display: block;
  width: 4px;
  height: 22px;
  background: var(--color-accent);
  border-radius: 2px;
}
.related-card {
  display: flex;
  gap: 18px;
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 20px;
  transition: var(--transition);
  height: 100%;
}
.related-card:hover {
  background: var(--color-surface-glass-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-border-accent);
}
.related-card img {
  width: 130px;
  height: 86px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}
.related-card .related-info { display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.related-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-card span { font-size: 12.5px; color: var(--color-text-muted); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  line-height: 1.4;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #2D6FE0);
  color: #fff;
  box-shadow: 0 0 20px var(--color-primary-glow);
}
.btn-primary:hover {
  color: #fff;
  filter: brightness(1.08);
  box-shadow: 0 0 30px rgba(61, 139, 255, 0.5);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(1px); box-shadow: 0 0 12px var(--color-primary-glow); }
.btn-primary:focus-visible,
.btn-secondary:focus-visible {
  outline: 2px solid #FFD166;
  outline-offset: 2px;
}
.btn-secondary {
  background: transparent;
  border: 1px solid var(--color-border-glass);
  color: var(--color-text-primary);
  background-color: rgba(255, 255, 255, 0.02);
}
.btn-secondary:hover {
  background: var(--color-surface-glass-strong);
  color: var(--color-text-primary);
  transform: translateY(-1px);
}
.btn-secondary:active { transform: translateY(1px); }
.article-actions { margin-top: 48px; text-align: center; }

/* ===== 内容未找到 ===== */
.not-found {
  text-align: center;
  padding: 80px 24px;
  background: var(--color-surface-glass);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-glass);
}
.not-found i { font-size: 42px; color: var(--color-text-muted); margin-bottom: 16px; }
.not-found p { font-size: 18px; color: var(--color-text-secondary); margin-bottom: 24px; }
.not-found .btn { margin: 4px; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-divider);
  padding: 60px 0 24px;
  margin-top: 40px;
}
.site-footer .grid-x { row-gap: 40px; }
.footer-brand .nav-brand { margin-bottom: 18px; }
.footer-brand > p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 300px;
}
.footer-col h5 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.footer-col ul { list-style: none; margin: 0; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a {
  color: var(--color-text-secondary);
  font-size: 14px;
  transition: var(--transition);
}
.footer-col ul a:hover { color: var(--color-accent); padding-left: 4px; }
.contact-row {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-secondary);
  font-size: 14px;
  margin-bottom: 14px;
}
.contact-row i { color: var(--color-accent); width: 16px; text-align: center; }
.social-block { display: flex; gap: 12px; }
.social-square {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 17px;
  transition: var(--transition);
}
.social-square:hover {
  background: var(--color-surface-glass-strong);
  color: var(--color-accent);
  border-color: var(--color-border-accent);
  transform: translateY(-2px);
}
.footer-bottom {
  border-top: 1px solid var(--color-divider);
  margin-top: 40px;
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-muted);
}
.footer-bottom a { color: var(--color-text-muted); }
.footer-bottom a:hover { color: var(--color-accent); }

/* ===== 响应式 ===== */
@media (max-width: 1023.98px) {
  .side-nav { display: none; }
  .mobile-header { display: flex; }
  .main-area { margin-left: 0; }
  .main-content { padding: 28px 0 56px; }
  .container-custom { padding: 0 20px; }
  .article-page { padding: 28px 20px; }
  .article-cover img { aspect-ratio: 16 / 9; }
  .related-card img { width: 110px; height: 76px; }
}

@media (max-width: 639.98px) {
  .container-custom { padding: 0 16px; }
  .article-page { padding: 22px 16px; border-radius: 14px; }
  .article-title { font-size: 26px; }
  .article-meta { gap: 8px; font-size: 12px; }
  .article-body { font-size: 16px; line-height: 1.85; }
  .related-card { flex-direction: column; padding: 14px; }
  .related-card img { width: 100%; height: 150px; }
  .breadcrumb .current { max-width: 160px; }
  .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
  .footer-col { text-align: center; }
  .contact-row { justify-content: center; }
  .social-block { justify-content: center; }
  .article-actions .btn { width: 100%; max-width: 280px; }
}

/* roulang page: category1 */
:root{
  --color-bg-base:#0B1020;
  --color-bg-elevated:#111A30;
  --color-surface-glass:rgba(255,255,255,0.06);
  --color-surface-glass-strong:rgba(255,255,255,0.1);
  --color-primary:#3D8BFF;
  --color-primary-glow:rgba(61,139,255,0.35);
  --color-accent:#F5B84B;
  --color-accent-glow:rgba(245,184,75,0.35);
  --color-text-primary:#F0F4FC;
  --color-text-secondary:#A7B4CE;
  --color-text-muted:#6B7B9C;
  --color-border-glass:rgba(255,255,255,0.12);
  --color-border-accent:rgba(245,184,75,0.5);
  --color-divider:rgba(255,255,255,0.08);
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-card:0 4px 20px rgba(0,0,0,0.15);
  --shadow-hover:0 8px 30px rgba(0,0,0,0.25);
  --transition-base:all .3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  background:var(--color-bg-base);
  color:var(--color-text-primary);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  position:relative;
  overflow-x:hidden;
}
body::before{
  content:'';
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
  z-index:0;
}
a{color:var(--color-primary);text-decoration:none;transition:var(--transition-base)}
a:hover{color:#FFD166}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
ul{list-style:none}
.container-custom{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== 按钮 ===== */
.btn-primary{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:linear-gradient(135deg,#3D8BFF,#2D6FE0);
  color:#fff;
  font-size:15px;
  font-weight:600;
  padding:13px 28px;
  border-radius:var(--radius-sm);
  border:none;
  cursor:pointer;
  text-decoration:none;
  box-shadow:0 0 20px var(--color-primary-glow);
  transition:var(--transition-base);
  line-height:1.4;
}
.btn-primary:hover{
  color:#fff;
  filter:brightness(1.05);
  box-shadow:0 0 30px var(--color-primary-glow);
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px var(--color-primary-glow)}
.btn-primary:focus-visible{outline:2px solid #FFD166;outline-offset:3px}
.btn-secondary{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:transparent;
  color:var(--color-text-primary);
  font-size:15px;
  font-weight:500;
  padding:12px 24px;
  border-radius:var(--radius-sm);
  border:1px solid var(--color-border-glass);
  cursor:pointer;
  text-decoration:none;
  transition:var(--transition-base);
  line-height:1.4;
}
.btn-secondary:hover{
  background:var(--color-surface-glass-strong);
  color:var(--color-text-primary);
  transform:translateY(-2px);
}
.btn-gold{
  background:linear-gradient(135deg,#F5B84B,#E0962E);
  color:#10182A;
  box-shadow:0 0 24px var(--color-accent-glow);
}
.btn-gold:hover{color:#10182A;box-shadow:0 0 34px var(--color-accent-glow)}

/* ===== 章节 ===== */
.section{padding:80px 0;position:relative}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  margin-bottom:40px;
  gap:24px;
  flex-wrap:wrap;
}
.section-title{
  font-size:clamp(24px,3vw,32px);
  font-weight:700;
  color:var(--color-text-primary);
  line-height:1.3;
  letter-spacing:.5px;
}
.section-title .sub-dot{
  color:var(--color-accent);
  margin-right:6px;
}
.section-more{
  font-size:14px;
  color:var(--color-text-secondary);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:var(--transition-base);
}
.section-more:hover{color:var(--color-accent);gap:10px}

/* ===== 左侧导航 ===== */
.side-nav{
  position:fixed;
  top:0;left:0;
  width:260px;
  height:100vh;
  background:#0D1428;
  border-right:1px solid var(--color-divider);
  display:flex;
  flex-direction:column;
  padding:32px 0 24px;
  z-index:300;
  transition:transform .35s ease;
}
.nav-brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:0 28px;
  margin-bottom:40px;
}
.brand-icon{
  width:44px;height:44px;
  border-radius:12px;
  background:linear-gradient(135deg,#3D8BFF,#2D6FE0);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  font-weight:800;
  color:#fff;
  box-shadow:0 0 20px var(--color-primary-glow);
  flex-shrink:0;
}
.brand-text .brand-sub{
  display:block;
  font-size:12px;
  color:var(--color-text-secondary);
  letter-spacing:2px;
  line-height:1.3;
}
.brand-text .brand-main{
  display:block;
  font-size:18px;
  font-weight:700;
  color:var(--color-text-primary);
  letter-spacing:1px;
  line-height:1.3;
  margin-top:2px;
}
.nav-menu{
  flex:1;
  padding:0 16px;
}
.nav-menu li{margin-bottom:4px}
.nav-menu a{
  display:flex;
  align-items:center;
  gap:12px;
  padding:13px 16px;
  border-radius:10px;
  color:var(--color-text-secondary);
  font-size:15px;
  font-weight:500;
  text-decoration:none;
  transition:var(--transition-base);
  border-left:3px solid transparent;
}
.nav-menu i{
  width:20px;
  text-align:center;
  font-size:16px;
  color:var(--color-text-muted);
  transition:var(--transition-base);
}
.nav-menu a:hover{
  color:#fff;
  background:rgba(255,255,255,.04);
}
.nav-menu a:hover i{color:var(--color-primary)}
.nav-menu li.active a{
  color:#fff;
  background:rgba(255,255,255,.04);
  border-left-color:var(--color-accent);
}
.nav-menu li.active a i{color:var(--color-accent)}
.nav-contact{padding:0 28px}
.nav-contact p{
  font-size:12px;
  color:var(--color-text-muted);
  margin-bottom:6px;
  line-height:1.6;
}

/* ===== 移动导航 ===== */
.mobile-nav{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  background:rgba(11,16,32,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--color-divider);
  align-items:center;
  justify-content:space-between;
  padding:0 20px;
  z-index:400;
}
.mobile-nav .nav-brand{padding:0;margin:0;gap:10px}
.mobile-nav .brand-icon{
  width:36px;height:36px;
  font-size:15px;
  border-radius:10px;
}
.mobile-nav .brand-text .brand-sub{font-size:10px;letter-spacing:1px}
.mobile-nav .brand-text .brand-main{font-size:15px}
.hamburger{
  width:42px;height:42px;
  border:1px solid var(--color-border-glass);
  border-radius:var(--radius-sm);
  background:transparent;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
  transition:var(--transition-base);
}
.hamburger:hover{background:var(--color-surface-glass)}
.hamburger span{
  display:block;
  width:18px;height:2px;
  background:var(--color-text-primary);
  border-radius:2px;
  transition:var(--transition-base);
}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.nav-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.55);
  z-index:290;
  opacity:0;
  pointer-events:none;
  transition:opacity .3s ease;
}
.nav-overlay.open{opacity:1;pointer-events:auto}

/* ===== 主内容区 ===== */
.main-wrap{
  margin-left:260px;
  min-height:100vh;
  position:relative;
  z-index:1;
}
.page-content{padding:0 40px}

/* ===== Hero ===== */
.event-hero{
  position:relative;
  min-height:520px;
  display:flex;
  align-items:center;
  border-radius:0 0 24px 24px;
  overflow:hidden;
  background:url('/assets/images/backpic/back-1.webp') center 30%/cover no-repeat;
  padding:90px 0;
}
.event-hero::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(115deg,rgba(11,16,32,.94) 0%,rgba(11,16,32,.8) 45%,rgba(17,26,48,.6) 75%,rgba(17,26,48,.45) 100%);
}
.event-hero::after{
  content:'';
  position:absolute;
  right:-120px;
  top:50%;
  width:380px;
  height:380px;
  background:radial-gradient(circle,rgba(245,184,75,.12),transparent 70%);
  pointer-events:none;
  border-radius:50%;
}
.hero-inner{
  position:relative;
  z-index:2;
  max-width:720px;
}
.hero-breadcrumb{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--color-text-secondary);
  background:rgba(255,255,255,.06);
  border:1px solid var(--color-border-glass);
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:24px;
}
.hero-breadcrumb a{color:var(--color-text-secondary)}
.hero-breadcrumb a:hover{color:var(--color-accent)}
.hero-breadcrumb span{color:var(--color-text-muted)}
.event-hero h1{
  font-size:clamp(32px,4.5vw,50px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:.5px;
  color:var(--color-text-primary);
  margin-bottom:16px;
}
.event-hero h1 .brand-mark{color:var(--color-accent)}
.hero-desc{
  font-size:clamp(16px,1.5vw,20px);
  color:var(--color-text-secondary);
  line-height:1.8;
  margin-bottom:32px;
  max-width:620px;
}
.hero-actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  align-items:center;
}
.hero-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--color-text-primary);
  font-size:15px;
  font-weight:500;
  padding:8px 4px;
  transition:var(--transition-base);
}
.hero-link i{transition:transform .3s ease}
.hero-link:hover i{transform:translateX(4px)}
.hero-link:hover{color:var(--color-accent)}

/* ===== 纵向赛事列表 ===== */
.event-list-section{
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.02));
}
.vertical-list{
  max-width:960px;
  margin:0 auto;
}
.vertical-item{
  display:flex;
  align-items:flex-start;
  gap:28px;
  padding:30px 16px;
  border-bottom:1px solid var(--color-divider);
  transition:var(--transition-base);
  border-radius:12px;
}
.vertical-item:first-child{padding-top:8px}
.vertical-item:last-child{border-bottom:none}
.vertical-item:hover{
  background:var(--color-surface-glass);
  padding-left:24px;
  padding-right:24px;
}
.item-num{
  font-size:30px;
  font-weight:800;
  color:var(--color-accent);
  font-variant-numeric:tabular-nums;
  min-width:52px;
  line-height:1;
  padding-top:6px;
  flex-shrink:0;
}
.item-content{flex:1}
.item-tag{
  display:inline-block;
  font-size:12px;
  color:var(--color-accent);
  background:rgba(245,184,75,.12);
  border:1px solid rgba(245,184,75,.3);
  border-radius:999px;
  padding:3px 12px;
  margin-bottom:10px;
  letter-spacing:.3px;
}
.item-title{
  font-size:20px;
  font-weight:700;
  color:var(--color-text-primary);
  margin-bottom:6px;
  letter-spacing:.3px;
}
.item-desc{
  font-size:15px;
  color:var(--color-text-secondary);
  line-height:1.7;
  max-width:680px;
}
.item-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--color-accent);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  margin-top:16px;
  transition:var(--transition-base);
}
.item-link i{transition:transform .3s ease}
.item-link:hover{color:#FFD166}
.item-link:hover i{transform:translateX(4px)}

/* ===== 报名流程 ===== */
.process-section{
  background:var(--color-bg-elevated);
  border-top:1px solid var(--color-divider);
  border-bottom:1px solid var(--color-divider);
}
.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.process-card{
  padding:36px 24px;
  background:var(--color-surface-glass);
  border:1px solid var(--color-border-glass);
  border-radius:var(--radius-md);
  text-align:center;
  transition:var(--transition-base);
  position:relative;
  overflow:hidden;
}
.process-card:hover{
  transform:translateY(-6px);
  background:var(--color-surface-glass-strong);
  box-shadow:var(--shadow-hover);
}
.process-card::after{
  content:'';
  position:absolute;
  top:-20px;right:-20px;
  width:70px;height:70px;
  background:radial-gradient(circle,rgba(245,184,75,.08),transparent 70%);
  pointer-events:none;
}
.step-num{
  width:44px;height:44px;
  border-radius:50%;
  background:rgba(245,184,75,.12);
  border:1px solid var(--color-border-accent);
  color:var(--color-accent);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:18px;
  margin:0 auto 18px;
  font-variant-numeric:tabular-nums;
}
.process-card h3{
  font-size:17px;
  font-weight:700;
  margin-bottom:10px;
  color:var(--color-text-primary);
}
.process-card p{
  font-size:14px;
  color:var(--color-text-secondary);
  line-height:1.7;
}

/* ===== 适用场景 ===== */
.scenario-wrap{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:48px;
  align-items:center;
}
.scenario-list{
  display:flex;
  flex-direction:column;
  gap:32px;
}
.scenario-item{
  display:flex;
  gap:18px;
  align-items:flex-start;
  padding-bottom:28px;
  border-bottom:1px solid var(--color-divider);
}
.scenario-item:last-child{border-bottom:none;padding-bottom:0}
.scenario-icon{
  width:44px;height:44px;
  border-radius:12px;
  background:rgba(61,139,255,.12);
  border:1px solid rgba(61,139,255,.35);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--color-primary);
  font-size:18px;
  flex-shrink:0;
}
.scenario-item h3{
  font-size:17px;
  font-weight:700;
  color:var(--color-text-primary);
  margin-bottom:6px;
}
.scenario-item p{
  font-size:14px;
  color:var(--color-text-secondary);
  line-height:1.7;
}
.scenario-media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  position:relative;
  box-shadow:0 8px 40px rgba(0,0,0,.3);
}
.scenario-media img{width:100%;height:100%;object-fit:cover;min-height:320px}
.scenario-media::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(11,16,32,.55));
  pointer-events:none;
}
.scenario-media-caption{
  position:absolute;
  bottom:20px;
  left:20px;
  z-index:2;
  color:#fff;
  font-size:14px;
  font-weight:500;
  background:rgba(11,16,32,.6);
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.15);
  backdrop-filter:blur(8px);
}

/* ===== FAQ ===== */
.faq-section{
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.02));
}
.faq-wrap{
  max-width:780px;
  margin:0 auto;
}
.faq-item{
  border-bottom:1px solid var(--color-divider);
  padding:22px 0;
  transition:var(--transition-base);
}
.faq-item:first-child{padding-top:0}
.faq-item:last-child{border-bottom:none}
.faq-q{
  font-size:16px;
  font-weight:600;
  color:var(--color-text-primary);
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  user-select:none;
  transition:var(--transition-base);
}
.faq-q:hover{color:var(--color-accent)}
.faq-q .faq-icon{
  width:28px;height:28px;
  border-radius:50%;
  border:1px solid var(--color-border-glass);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  font-weight:400;
  color:var(--color-accent);
  flex-shrink:0;
  transition:var(--transition-base);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(245,184,75,.12);border-color:var(--color-border-accent)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .4s ease;
  color:var(--color-text-secondary);
  font-size:15px;
  line-height:1.8;
}
.faq-item.open .faq-a{max-height:300px;padding-top:14px}

/* ===== CTA横幅 ===== */
.cta-banner{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  padding:88px 56px;
  text-align:center;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  margin-bottom:80px;
}
.cta-banner::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(11,16,32,.9),rgba(17,26,48,.78));
}
.cta-banner::after{
  content:'';
  position:absolute;
  left:10%;
  bottom:-60px;
  width:180px;height:180px;
  background:radial-gradient(circle,rgba(245,184,75,.18),transparent 70%);
  pointer-events:none;
  border-radius:50%;
}
.cta-inner{
  position:relative;
  z-index:2;
  max-width:640px;
  margin:0 auto;
}
.cta-inner h2{
  font-size:clamp(24px,3vw,32px);
  font-weight:800;
  color:var(--color-text-primary);
  margin-bottom:14px;
  letter-spacing:.5px;
}
.cta-inner p{
  font-size:16px;
  color:var(--color-text-secondary);
  margin-bottom:30px;
  line-height:1.8;
}
.cta-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}

/* ===== Footer ===== */
.site-footer{
  background:var(--color-bg-elevated);
  border-top:1px solid var(--color-divider);
  padding:60px 0 0;
  position:relative;
  z-index:1;
}
.site-footer .container-custom{
  padding-bottom:24px;
}
.footer-brand p{
  font-size:14px;
  color:var(--color-text-secondary);
  line-height:1.7;
  margin-top:18px;
  max-width:280px;
}
.footer-col h5{
  font-size:15px;
  font-weight:700;
  color:var(--color-text-primary);
  margin-bottom:16px;
  letter-spacing:.5px;
}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{
  font-size:14px;
  color:var(--color-text-secondary);
  transition:var(--transition-base);
}
.footer-col ul a:hover{color:var(--color-accent);padding-left:4px}
.contact-row{
  font-size:14px;
  color:var(--color-text-secondary);
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.contact-row i{
  color:var(--color-accent);
  width:16px;
  text-align:center;
}
.social-block{
  display:flex;
  gap:10px;
}
.social-square{
  width:38px;height:38px;
  border-radius:10px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--color-border-glass);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--color-text-secondary);
  font-size:16px;
  transition:var(--transition-base);
}
.social-square:hover{
  background:rgba(245,184,75,.15);
  border-color:var(--color-border-accent);
  color:var(--color-accent);
  transform:translateY(-3px);
}
.footer-bottom{
  border-top:1px solid var(--color-divider);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:var(--color-text-muted);
}
.footer-bottom a{
  font-size:13px;
  color:var(--color-text-muted);
  transition:var(--transition-base);
}
.footer-bottom a:hover{color:var(--color-accent)}

/* ===== 响应式 ===== */
@media screen and (max-width:1023px){
  .side-nav{
    transform:translateX(-100%);
    box-shadow:0 0 50px rgba(0,0,0,.5);
    width:280px;
  }
  .side-nav.open{transform:translateX(0)}
  .mobile-nav{display:flex}
  .nav-overlay{display:block}
  .main-wrap{margin-left:0}
  .page-content{padding:0 20px}
  .page-content .section:first-of-type{padding-top:64px}
  .event-hero{min-height:460px;padding:80px 24px}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .scenario-wrap{grid-template-columns:1fr;gap:32px}
  .cta-banner{padding:64px 32px}
  .site-footer .grid-x>div{margin-bottom:36px}
}
@media screen and (max-width:639px){
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .event-hero{min-height:auto;padding:60px 0 48px}
  .hero-actions{flex-direction:column;align-items:flex-start;gap:12px}
  .vertical-item{flex-direction:column;gap:14px;padding:24px 8px}
  .vertical-item:hover{padding-left:12px;padding-right:12px}
  .item-num{font-size:24px;min-width:auto}
  .process-grid{grid-template-columns:1fr}
  .cta-banner{padding:48px 24px;border-radius:12px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn-primary,.cta-actions .btn-secondary{justify-content:center}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: category3 */
:root{
  --color-bg-base:#0B1020;
  --color-bg-elevated:#111A30;
  --color-surface-glass:rgba(255,255,255,0.06);
  --color-surface-glass-strong:rgba(255,255,255,0.1);
  --color-primary:#3D8BFF;
  --color-primary-glow:rgba(61,139,255,0.35);
  --color-accent:#F5B84B;
  --color-accent-glow:rgba(245,184,75,0.35);
  --color-text-primary:#F0F4FC;
  --color-text-secondary:#A7B4CE;
  --color-text-muted:#6B7B9C;
  --color-border-glass:rgba(255,255,255,0.12);
  --color-border-accent:rgba(245,184,75,0.5);
  --color-divider:rgba(255,255,255,0.08);
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-card:0 4px 20px rgba(0,0,0,0.15);
  --shadow-hover:0 8px 30px rgba(0,0,0,0.25);
  --space-section:90px 0;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  background:var(--color-bg-base);
  color:var(--color-text-primary);
  font-size:16px;
  line-height:1.75;
  min-height:100vh;
  background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);
  background-size:48px 48px;
}
a{color:var(--color-primary);text-decoration:none;transition:color .25s ease;}
a:hover{color:#6ba7ff;}
img{max-width:100%;display:block;}
ul,ol{list-style:none;}
input,select,textarea,button{font-family:inherit;font-size:inherit;}
.container-custom{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;}
.text-center{text-align:center;}

/* ===== 左侧导航 ===== */
.side-nav{
  position:fixed;left:0;top:0;bottom:0;width:260px;background:#0D1428;
  border-right:1px solid var(--color-divider);display:flex;flex-direction:column;z-index:100;
  padding:32px 0 24px;
}
.nav-brand{display:flex;align-items:center;gap:12px;padding:0 28px 32px;border-bottom:1px solid var(--color-divider);}
.brand-icon{
  width:42px;height:42px;border-radius:10px;flex:0 0 42px;
  background:linear-gradient(135deg,#3D8BFF,#2D6FE0);color:#fff;
  font-size:22px;font-weight:800;display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 18px var(--color-primary-glow);
}
.brand-text{display:flex;flex-direction:column;line-height:1.3;}
.brand-sub{font-size:12px;color:var(--color-text-muted);letter-spacing:1px;}
.brand-main{font-size:18px;font-weight:800;color:var(--color-text-primary);letter-spacing:.5px;}
.nav-menu{padding:28px 18px;flex:1;}
.nav-menu li{margin-bottom:6px;}
.nav-menu li a{
  display:flex;align-items:center;gap:12px;padding:13px 16px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:500;color:var(--color-text-secondary);position:relative;
  transition:background .25s ease,color .25s ease;
}
.nav-menu li a i{width:20px;text-align:center;font-size:16px;color:var(--color-text-muted);transition:color .25s ease;}
.nav-menu li a:hover{background:rgba(255,255,255,0.04);color:#fff;}
.nav-menu li a:hover i{color:var(--color-primary);}
.nav-menu li.active a{color:#fff;font-weight:600;}
.nav-menu li.active a::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:22px;border-radius:2px;background:var(--color-accent);box-shadow:0 0 10px var(--color-accent-glow);}
.nav-menu li.active a i{color:var(--color-accent);}
.nav-contact{padding:20px 28px 0;border-top:1px solid var(--color-divider);}
.nav-contact p{font-size:12px;color:var(--color-text-muted);line-height:1.8;}

/* ===== 移动端顶栏 ===== */
.mobile-topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:64px;z-index:200;
  background:rgba(11,16,32,0.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--color-divider);align-items:center;justify-content:space-between;
  padding:0 20px;
}
.mobile-topbar .nav-brand{padding:0;border:none;margin:0;}
.mobile-topbar .brand-icon{width:34px;height:34px;font-size:17px;flex-basis:34px;}
.mobile-topbar .brand-sub{display:none;}
.mobile-topbar .brand-main{font-size:15px;}
.mobile-menu-toggle{width:42px;height:42px;background:transparent;border:1px solid var(--color-divider);border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;}
.mobile-menu-toggle span{display:block;width:18px;height:2px;background:var(--color-text-primary);border-radius:2px;transition:transform .3s ease,opacity .3s ease;}
.mobile-menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.mobile-menu-toggle.open span:nth-child(2){opacity:0;}
.mobile-menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-menu{
  display:none;position:fixed;top:64px;left:0;right:0;bottom:0;background:#0B1020;z-index:190;
  padding:24px 20px;overflow-y:auto;
}
.mobile-menu.open{display:block;}
.mobile-menu ul li{margin-bottom:8px;}
.mobile-menu ul li a{
  display:flex;align-items:center;gap:12px;padding:16px 16px;font-size:20px;font-weight:500;
  color:var(--color-text-secondary);border-radius:10px;min-height:56px;
}
.mobile-menu ul li.active a{color:#fff;background:rgba(61,139,255,0.12);}
.mobile-menu ul li.active a i{color:var(--color-accent);}
.mobile-menu ul li a i{width:24px;text-align:center;font-size:18px;color:var(--color-text-muted);}
.mobile-menu .mobile-contact{margin-top:28px;padding-top:20px;border-top:1px solid var(--color-divider);}
.mobile-menu .mobile-contact p{font-size:13px;color:var(--color-text-muted);line-height:2;}

/* ===== 主内容区 ===== */
.main-content{margin-left:260px;min-height:100vh;}

/* ===== 页面标题区（居中窄版） ===== */
.page-title-area{
  padding:clamp(50px, 8vw, 100px) 0 40px;text-align:center;position:relative;
  background:linear-gradient(180deg,rgba(61,139,255,0.08),transparent 60%);
}
.page-title-area::before{
  content:"";position:absolute;top:-60px;right:10%;
  width:160px;height:160px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(245,184,75,0.08),transparent 70%);
}
.page-title-area .breadcrumb{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--color-text-muted);
  margin-bottom:22px;background:var(--color-surface-glass);border:1px solid var(--color-border-glass);
  padding:6px 18px;border-radius:999px;
}
.page-title-area .breadcrumb a{color:var(--color-text-muted);}
.page-title-area .breadcrumb a:hover{color:var(--color-primary);}
.page-title-area .breadcrumb i{font-size:10px;color:var(--color-text-muted);}
.page-title-area h1{
  font-size:clamp(28px,3.5vw,42px);font-weight:800;letter-spacing:.5px;line-height:1.25;
  margin-bottom:16px;color:var(--color-text-primary);
  word-wrap:break-word;
}
.page-title-area h1 span{color:var(--color-accent);}
.page-title-area .subline{
  font-size:clamp(15px,1.6vw,18px);color:var(--color-text-secondary);max-width:640px;margin:0 auto;
  line-height:1.7;padding:0 20px;
}
.page-title-area .sub-desc{
  font-size:14px;color:var(--color-text-muted);max-width:720px;margin:14px auto 0;padding:0 20px;line-height:1.8;
}

/* ===== 通用区块结构 ===== */
.section{padding:var(--space-section);position:relative;}
.section-alt{background:rgba(255,255,255,0.015);}
.section-header{text-align:center;margin-bottom:clamp(32px,4vw,52px);}
.section-header h2{
  font-size:clamp(24px,3vw,32px);font-weight:700;color:var(--color-text-primary);
  letter-spacing:.3px;
}
.section-header p{
  font-size:15px;color:var(--color-text-muted);margin-top:10px;max-width:560px;margin-left:auto;margin-right:auto;
}

/* ===== 三列图标卡片网格 ===== */
.icon-card-grid{padding:60px 0 80px;}
.icon-card-grid .card-item{
  background:var(--color-surface-glass);
  border-radius:var(--radius-md);
  padding:32px 28px;
  text-align:center;
  transition:background .3s ease,transform .3s ease,box-shadow .3s ease;
  min-height:260px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  margin-bottom:24px;
}
.icon-card-grid .card-item.darker{background:rgba(255,255,255,0.025);}
.icon-card-grid .card-item:hover{
  background:var(--color-surface-glass-strong);
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.icon-card-grid .card-icon{
  width:62px;height:62px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(61,139,255,0.13);color:var(--color-primary);font-size:24px;
  margin-bottom:18px;border:1px solid rgba(61,139,255,0.2);
  transition:background .3s ease,color .3s ease;
}
.icon-card-grid .card-item.darker .card-icon{background:rgba(245,184,75,0.12);color:var(--color-accent);border-color:rgba(245,184,75,0.25);}
.icon-card-grid .card-item:hover .card-icon{background:rgba(61,139,255,0.22);color:#fff;}
.icon-card-grid .card-item.darker:hover .card-icon{background:rgba(245,184,75,0.2);color:#fff;}
.icon-card-grid .card-item h3{font-size:18px;font-weight:700;color:var(--color-text-primary);margin-bottom:10px;}
.icon-card-grid .card-item p{font-size:14px;color:var(--color-text-secondary);line-height:1.7;}

/* ===== 场景图文区块 ===== */
.scene-section{padding:clamp(56px,7vw,90px) 0;background:rgba(255,255,255,0.015);}
.scene-wrap{display:flex;align-items:center;gap:clamp(28px,5vw,64px);}
.scene-img{flex:0 0 46%;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--color-border-glass);box-shadow:var(--shadow-card);}
.scene-img img{width:100%;height:320px;object-fit:cover;}
.scene-content{flex:1;}
.scene-content h2{font-size:clamp(24px,3vw,32px);font-weight:700;margin-bottom:26px;line-height:1.3;}
.scene-list li{
  display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--color-divider);align-items:flex-start;
}
.scene-list li:last-child{border-bottom:none;}
.scene-list .scene-num{
  flex:0 0 32px;height:32px;border-radius:50%;background:rgba(245,184,75,0.13);
  border:1px solid rgba(245,184,75,0.25);color:var(--color-accent);
  font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.scene-list .scene-txt strong{display:block;font-size:16px;color:var(--color-text-primary);margin-bottom:2px;}
.scene-list .scene-txt span{font-size:14px;color:var(--color-text-secondary);line-height:1.6;display:block;}

/* ===== 流程步骤 ===== */
.process-section{padding:clamp(56px,7vw,90px) 0;}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.process-step{
  background:var(--color-surface-glass);border-radius:var(--radius-md);
  padding:32px 22px;text-align:center;position:relative;
  transition:transform .3s ease,background .3s ease;
}
.process-step:hover{background:var(--color-surface-glass-strong);transform:translateY(-4px);}
.process-step .step-no{
  width:46px;height:46px;margin:0 auto 16px;border-radius:50%;
  background:linear-gradient(135deg,var(--color-accent),#D9992A);color:#0B1020;
  font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 16px var(--color-accent-glow);
}
.process-step h3{font-size:16px;font-weight:700;color:var(--color-text-primary);margin-bottom:8px;}
.process-step p{font-size:13px;color:var(--color-text-secondary);line-height:1.65;}

/* ===== 数据卡 ===== */
.data-section{padding:clamp(56px,7vw,80px) 0;background:rgba(255,255,255,0.015);}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.data-card{
  text-align:center;padding:36px 20px;background:var(--color-surface-glass);
  border-radius:var(--radius-md);transition:background .3s ease,transform .3s ease;
}
.data-card:hover{background:var(--color-surface-glass-strong);transform:translateY(-3px);}
.data-card .num{font-size:clamp(34px,4vw,48px);font-weight:800;color:var(--color-accent);line-height:1.2;margin-bottom:8px;font-variant-numeric:tabular-nums;}
.data-card .label{font-size:14px;color:var(--color-text-secondary);line-height:1.5;}

/* ===== FAQ ===== */
.faq-section{padding:clamp(56px,7vw,90px) 0;}
.faq-wrap{max-width:780px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--color-divider);}
.faq-item:first-child{border-top:1px solid var(--color-divider);}
.faq-question{
  width:100%;background:transparent;border:none;padding:22px 44px 22px 0;text-align:left;
  font-size:16px;font-weight:600;color:var(--color-text-primary);
  cursor:pointer;position:relative;display:block;line-height:1.6;
}
.faq-question::before,.faq-question::after{
  content:"";position:absolute;right:14px;top:50%;width:16px;height:2px;
  background:var(--color-accent);transition:transform .3s ease;border-radius:2px;
}
.faq-question::after{transform:rotate(90deg);}
.faq-item.active .faq-question::before{transform:translateY(0) rotate(180deg);}
.faq-item.active .faq-question::after{transform:translateY(0) rotate(180deg);opacity:0;}
.faq-item.active .faq-question{color:var(--color-accent);}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease,opacity .3s ease;
  opacity:0;padding:0 20px;
}
.faq-item.active .faq-answer{
  max-height:400px;opacity:1;padding:0 20px 24px;
}
.faq-answer p{font-size:15px;color:var(--color-text-secondary);line-height:1.85;}

/* ===== CTA ===== */
.cta-section{padding:clamp(56px,7vw,90px) 0;position:relative;}
.cta-banner{
  border-radius:var(--radius-lg);padding:clamp(40px,6vw,80px) 40px;text-align:center;
  background:linear-gradient(rgba(11,16,32,0.75),rgba(11,16,32,0.85)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  position:relative;overflow:hidden;border:1px solid var(--color-border-glass);
}
.cta-banner::before{
  content:"";position:absolute;top:-40px;left:8%;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,184,75,0.12),transparent 70%);pointer-events:none;
}
.cta-banner::after{
  content:"";position:absolute;bottom:-30px;right:5%;width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,139,255,0.12),transparent 70%);pointer-events:none;
}
.cta-banner h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;margin-bottom:14px;color:#fff;}
.cta-banner p{font-size:16px;color:var(--color-text-secondary);max-width:500px;margin:0 auto 30px;line-height:1.7;}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;position:relative;z-index:2;}
.btn-primary,.btn-secondary{
  display:inline-flex;align-items:center;gap:8px;padding:13px 30px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease;line-height:1.4;
}
.btn-primary{
  background:linear-gradient(135deg,#3D8BFF,#2D6FE0);color:#fff;
  box-shadow:0 0 20px var(--color-primary-glow);
}
.btn-primary:hover{color:#fff;filter:brightness(1.05);box-shadow:0 0 28px rgba(61,139,255,0.5);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px var(--color-primary-glow);}
.btn-primary:focus-visible,.btn-secondary:focus-visible{outline:2px solid #FFD166;outline-offset:2px;}
.btn-secondary{
  background:transparent;color:var(--color-text-primary);border:1px solid var(--color-border-glass);
}
.btn-secondary:hover{background:var(--color-surface-glass-strong);color:#fff;border-color:var(--color-border-accent);}
.btn-secondary:active{transform:translateY(1px);}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--color-bg-elevated);border-top:1px solid var(--color-divider);
  padding:60px 0 0;position:relative;z-index:1;
}
.site-footer .footer-brand p{font-size:14px;color:var(--color-text-muted);margin-top:12px;line-height:1.7;}
.site-footer .footer-col{margin-bottom:32px;}
.site-footer h5{font-size:16px;font-weight:700;color:var(--color-text-primary);margin-bottom:18px;}
.site-footer .footer-col ul li{margin-bottom:10px;}
.site-footer .footer-col ul li a{font-size:14px;color:var(--color-text-secondary);}
.site-footer .footer-col ul li a:hover{color:var(--color-primary);}
.contact-row{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--color-text-secondary);margin-bottom:12px;}
.contact-row i{color:var(--color-accent);width:16px;text-align:center;}
.social-block{display:flex;gap:12px;}
.social-square{
  width:40px;height:40px;border-radius:10px;background:var(--color-surface-glass);
  border:1px solid var(--color-border-glass);display:flex;align-items:center;justify-content:center;
  font-size:16px;color:var(--color-text-secondary);transition:all .3s ease;
}
.social-square:hover{background:var(--color-surface-glass-strong);color:var(--color-accent);border-color:var(--color-border-accent);}
.footer-bottom{
  border-top:1px solid var(--color-divider);padding:20px 0;margin-top:24px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}
.footer-bottom span{font-size:13px;color:var(--color-text-muted);}
.footer-bottom a{color:var(--color-text-muted);}
.footer-bottom a:hover{color:var(--color-primary);}

/* ===== 响应式 ===== */
@media screen and (max-width:1023px){
  .side-nav{display:none;}
  .main-content{margin-left:0;padding-top:64px;}
  .mobile-topbar{display:flex;}
}
@media screen and (max-width:900px){
  .scene-wrap{flex-direction:column;}
  .scene-img{flex:0 0 100%;width:100%;margin-bottom:20px;}
  .process-steps{grid-template-columns:repeat(2,1fr);}
  .data-grid{grid-template-columns:repeat(2,1fr);}
}
@media screen and (max-width:767px){
  :root{--space-section:56px 0;}
  .icon-card-grid .card-item{min-height:220px;padding:26px 20px;}
  .container-custom{padding:0 16px;}
  .cta-banner{padding:40px 20px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn-primary,.cta-actions .btn-secondary{justify-content:center;}
  .faq-question{font-size:15px;padding:18px 40px 18px 0;}
  .footer-bottom{flex-direction:column;text-align:center;}
}
@media screen and (max-width:520px){
  .process-steps{grid-template-columns:1fr;}
  .data-grid{grid-template-columns:1fr;}
  .page-title-area h1{font-size:26px;}
  .icon-card-grid{padding:40px 0 56px;}
  .section{padding:48px 0;}
  .mobile-topbar{padding:0 14px;}
}

/* roulang page: category2 */
:root{
  --color-bg-base:#0B1020;
  --color-bg-elevated:#111A30;
  --color-surface-glass:rgba(255,255,255,0.06);
  --color-surface-glass-strong:rgba(255,255,255,0.1);
  --color-primary:#3D8BFF;
  --color-primary-glow:rgba(61,139,255,0.35);
  --color-accent:#F5B84B;
  --color-accent-glow:rgba(245,184,75,0.35);
  --color-text-primary:#F0F4FC;
  --color-text-secondary:#A7B4CE;
  --color-text-muted:#6B7B9C;
  --color-border-glass:rgba(255,255,255,0.12);
  --color-border-accent:rgba(245,184,75,0.5);
  --color-divider:rgba(255,255,255,0.08);
  --radius-card:16px;
  --radius-btn:8px;
  --shadow-card:0 4px 20px rgba(0,0,0,0.15);
  --shadow-card-hover:0 10px 32px rgba(0,0,0,0.3);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-cn);
  background:var(--color-bg-base);
  color:var(--color-text-primary);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
body::before{
  content:'';
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.025) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
  z-index:0;
}
a{color:var(--color-primary);text-decoration:none;transition:color .3s ease;}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;}
.container-custom{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}

.side-nav{
  position:fixed;left:0;top:0;width:260px;height:100vh;
  background:#0D1428;border-right:1px solid var(--color-divider);
  padding:32px 24px;display:flex;flex-direction:column;
  z-index:1000;
}
.nav-brand{display:flex;align-items:center;gap:12px;margin-bottom:44px;}
.brand-icon{
  width:48px;height:48px;border-radius:14px;flex:0 0 48px;
  background:linear-gradient(135deg,var(--color-accent),#D99A26);
  color:#0B1020;font-weight:800;font-size:22px;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{display:flex;flex-direction:column;}
.brand-sub{font-size:12px;color:var(--color-text-muted);letter-spacing:2px;font-weight:400;}
.brand-main{font-size:17px;color:var(--color-text-primary);font-weight:700;letter-spacing:1px;line-height:1.4;}
.nav-menu{list-style:none;flex:1;display:flex;flex-direction:column;gap:6px;}
.nav-menu li{position:relative;}
.nav-menu li.active::before{
  content:'';position:absolute;left:-24px;top:50%;transform:translateY(-50%);
  width:3px;height:28px;background:var(--color-accent);border-radius:0 3px 3px 0;
}
.nav-menu a{
  display:flex;align-items:center;gap:12px;padding:12px 16px;
  border-radius:10px;color:var(--color-text-secondary);
  font-size:15px;font-weight:500;transition:background .3s,color .3s;
}
.nav-menu a i{width:20px;text-align:center;font-size:15px;color:var(--color-text-muted);transition:color .3s;}
.nav-menu a:hover{background:rgba(255,255,255,0.04);color:#fff;}
.nav-menu a:hover i{color:var(--color-primary);}
.nav-menu li.active a{color:#fff;background:rgba(61,139,255,0.1);}
.nav-menu li.active a i{color:var(--color-accent);}
.nav-contact{border-top:1px solid var(--color-divider);padding-top:20px;}
.nav-contact p{font-size:13px;color:var(--color-text-muted);line-height:1.9;}

.main-wrap{margin-left:260px;min-height:100vh;position:relative;z-index:1;}

.mobile-topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:64px;
  background:rgba(11,16,32,0.9);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--color-divider);
  align-items:center;justify-content:space-between;padding:0 20px;z-index:1100;
}
.mobile-logo{display:flex;align-items:center;gap:8px;}
.mobile-logo .brand-icon{width:36px;height:36px;border-radius:10px;font-size:16px;flex:0 0 36px;}
.mobile-logo .brand-sub{font-size:11px;letter-spacing:1px;}
.mobile-logo .brand-main{font-size:15px;}
.hamburger{
  width:42px;height:42px;border:1px solid var(--color-border-glass);border-radius:10px;
  background:var(--color-surface-glass);display:flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--color-text-primary);font-size:20px;transition:background .3s;
}
.hamburger:hover{background:var(--color-surface-glass-strong);}
.mobile-menu{
  display:none;position:fixed;top:64px;left:0;right:0;bottom:0;z-index:1090;
  background:rgba(11,16,32,0.97);backdrop-filter:blur(16px);
  padding:32px 24px;flex-direction:column;gap:8px;
}
.mobile-menu.open{display:flex;}
.mobile-menu a{
  display:flex;align-items:center;gap:14px;padding:16px 12px;
  font-size:20px;font-weight:500;color:var(--color-text-secondary);
  border-bottom:1px solid var(--color-divider);
}
.mobile-menu a i{width:24px;text-align:center;color:var(--color-primary);}
.mobile-menu a.active{color:#fff;}
.mobile-menu a.active i{color:var(--color-accent);}
.mobile-menu .mobile-contact{padding:24px 12px;font-size:13px;color:var(--color-text-muted);}

.page-head{padding:90px 0 30px;position:relative;}
.breadcrumb{font-size:13px;color:var(--color-text-muted);margin-bottom:22px;text-align:center;}
.breadcrumb a{color:var(--color-text-secondary);}
.breadcrumb a:hover{color:var(--color-primary);}
.breadcrumb span{color:var(--color-text-muted);margin:0 6px;}
.page-head h1{
  font-size:clamp(30px,4vw,44px);font-weight:800;text-align:center;
  color:var(--color-text-primary);letter-spacing:1px;line-height:1.35;
}
.page-head h1 span{color:var(--color-accent);}
.page-head .lead{
  max-width:660px;margin:16px auto 0;font-size:16px;
  color:var(--color-text-secondary);text-align:center;line-height:1.9;
}

.section-head{text-align:center;margin-bottom:48px;}
.section-head h2{
  font-size:clamp(24px,3vw,32px);font-weight:700;
  color:var(--color-text-primary);letter-spacing:0.5px;
}
.section-head p{color:var(--color-text-secondary);margin-top:10px;max-width:580px;margin-left:auto;margin-right:auto;font-size:15px;}

.guide-grid{padding:40px 0 90px;}
.guide-card{
  background:var(--color-surface-glass);
  border:1px solid var(--color-border-glass);
  border-radius:var(--radius-card);
  padding:34px 28px;height:100%;
  backdrop-filter:blur(18px);
  transition:background .35s,transform .35s,box-shadow .35s,border-color .35s;
  display:flex;flex-direction:column;
}
.guide-card:hover{
  background:var(--color-surface-glass-strong);
  transform:translateY(-6px);
  box-shadow:var(--shadow-card-hover);
  border-color:var(--color-border-accent);
}
.guide-card .card-icon{
  width:62px;height:62px;border-radius:16px;flex:0 0 62px;
  display:flex;align-items:center;justify-content:center;
  font-size:26px;margin-bottom:20px;
  background:rgba(61,139,255,0.14);color:var(--color-primary);
  transition:transform .3s;
}
.guide-card:hover .card-icon{transform:scale(1.06);}
.guide-card:nth-child(even) .card-icon{background:rgba(245,184,75,0.12);color:var(--color-accent);}
.guide-card h3{font-size:19px;font-weight:700;color:var(--color-text-primary);margin-bottom:10px;}
.guide-card p{font-size:14px;color:var(--color-text-secondary);line-height:1.75;flex:1;}
.guide-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:14px;font-weight:600;color:var(--color-primary);
}
.guide-more i{transition:transform .3s;font-size:13px;}
.guide-more:hover i{transform:translateX(5px);}

.process-section{padding:90px 0;background:var(--color-bg-elevated);position:relative;}
.process-section::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 85% 15%,rgba(245,184,75,0.08),transparent 40%);
  pointer-events:none;
}
.process-card{display:flex;gap:56px;align-items:center;}
.process-img{flex:0 0 46%;border-radius:var(--radius-card);overflow:hidden;position:relative;box-shadow:0 16px 48px rgba(0,0,0,0.35);}
.process-img img{width:100%;height:360px;object-fit:cover;}
.process-img::after{
  content:'';position:absolute;inset:0;background:linear-gradient(160deg,rgba(11,16,32,0.15),transparent 55%);
  pointer-events:none;
}
.process-steps{flex:1;}
.section-head.left{text-align:left;margin-bottom:36px;}
.section-head.left p{margin-left:0;margin-top:8px;max-width:440px;}
.step-item{display:flex;align-items:flex-start;margin-bottom:30px;}
.step-item:last-child{margin-bottom:0;}
.step-num{
  flex:0 0 44px;height:44px;border-radius:12px;margin-right:18px;
  background:rgba(245,184,75,0.15);color:var(--color-accent);
  font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step-body h3{font-size:17px;font-weight:700;color:var(--color-text-primary);margin-bottom:5px;}
.step-body p{font-size:14px;color:var(--color-text-secondary);line-height:1.7;}

.audience-section{padding:90px 0;}
.audience-card{
  text-align:center;padding:34px 20px;height:100%;
  background:var(--color-surface-glass);
  border:1px solid var(--color-border-glass);
  border-radius:var(--radius-card);
  transition:transform .35s,border-color .35s,background .35s;
}
.audience-card:hover{
  transform:translateY(-5px);
  border-color:rgba(61,139,255,0.45);
  background:var(--color-surface-glass-strong);
}
.audience-card i{font-size:30px;color:var(--color-primary);margin-bottom:16px;display:block;}
.audience-card h3{font-size:17px;font-weight:700;color:var(--color-text-primary);margin-bottom:7px;}
.audience-card p{font-size:13px;color:var(--color-text-secondary);line-height:1.7;}

.stats-band{padding:64px 0;background:linear-gradient(135deg,rgba(61,139,255,0.14),rgba(245,184,75,0.05));border-top:1px solid var(--color-divider);border-bottom:1px solid var(--color-divider);}
.stat-item{text-align:center;padding:16px;}
.stat-num{
  font-size:42px;font-weight:800;color:var(--color-accent);
  font-variant-numeric:tabular-nums;line-height:1.2;letter-spacing:0.5px;
}
.stat-label{font-size:14px;color:var(--color-text-secondary);margin-top:8px;letter-spacing:0.3px;}

.faq-section{padding:90px 0 80px;}
.faq-inner{max-width:780px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--color-divider);}
.faq-item:first-child{border-top:1px solid var(--color-divider);}
.faq-question{
  display:flex;justify-content:space-between;align-items:center;
  padding:24px 0;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--color-text-primary);
  transition:color .3s;
}
.faq-question:hover{color:#fff;}
.faq-icon{font-size:20px;color:var(--color-accent);transition:transform .35s;font-weight:300;line-height:1;}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-answer{
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .4s ease,padding .4s ease,opacity .4s;
  padding:0;color:var(--color-text-secondary);font-size:15px;line-height:1.9;
}
.faq-item.open .faq-answer{max-height:320px;padding:0 20px 26px 0;opacity:1;}

.cta-wrap{padding:20px 0 0;}
.cta-banner{
  position:relative;overflow:hidden;border-radius:22px;
  padding:84px 40px;text-align:center;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  box-shadow:0 18px 54px rgba(0,0,0,0.4);
}
.cta-banner::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(11,16,32,0.93),rgba(17,26,48,0.8));
}
.cta-banner::after{
  content:'';position:absolute;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,184,75,0.2),transparent 70%);
  top:-130px;right:-90px;pointer-events:none;
}
.cta-content{position:relative;z-index:2;}
.cta-banner h2{
  font-size:clamp(24px,3vw,32px);font-weight:700;color:#fff;
  margin-bottom:12px;letter-spacing:0.5px;
}
.cta-banner p{color:rgba(255,255,255,0.86);margin-bottom:30px;font-size:16px;}
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(135deg,#3D8BFF,#2D6FE0);color:#fff;
  padding:15px 36px;border-radius:var(--radius-btn);
  font-weight:600;font-size:15px;border:none;cursor:pointer;
  box-shadow:0 0 22px var(--color-primary-glow);
  transition:transform .3s,box-shadow .3s,filter .3s;
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 34px rgba(61,139,255,0.55);
  filter:brightness(1.06);
  color:#fff;
}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 12px var(--color-primary-glow);}
.btn-primary:focus-visible{outline:2px solid #FFD166;outline-offset:3px;}

.site-footer{
  margin-top:80px;
  background:var(--color-bg-elevated);
  border-top:1px solid var(--color-divider);
  padding:70px 0 20px;
}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--color-text-secondary);line-height:1.8;max-width:300px;}
.footer-col h5{font-size:16px;font-weight:700;color:var(--color-text-primary);margin-bottom:18px;letter-spacing:0.5px;}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--color-text-secondary);transition:color .3s,padding-left .3s;}
.footer-col ul li a:hover{color:var(--color-primary);padding-left:4px;}
.contact-row{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--color-text-secondary);margin-bottom:12px;}
.contact-row i{color:var(--color-accent);width:18px;text-align:center;}
.social-block{display:flex;gap:12px;}
.social-square{
  width:42px;height:42px;border-radius:10px;
  background:var(--color-surface-glass);
  border:1px solid var(--color-border-glass);
  display:flex;align-items:center;justify-content:center;
  color:var(--color-text-secondary);font-size:17px;
  transition:background .3s,border-color .3s,color .3s,transform .3s;
}
.social-square:hover{background:var(--color-surface-glass-strong);border-color:var(--color-border-accent);color:var(--color-accent);transform:translateY(-3px);}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid var(--color-divider);
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--color-text-muted);
}
.footer-bottom a{color:var(--color-text-secondary);}
.footer-bottom a:hover{color:var(--color-primary);}

@media(max-width:1023px){
  .side-nav{display:none;}
  .main-wrap{margin-left:0;}
  .mobile-topbar{display:flex;}
  .page-head{padding:96px 0 28px;}
  .process-card{flex-direction:column;}
  .process-img{flex:none;width:100%;}
  .process-img img{height:280px;}
}
@media(max-width:639px){
  .page-head{padding:88px 0 24px;}
  .page-head h1{font-size:30px;}
  .guide-grid{padding:30px 0 60px;}
  .guide-card{padding:26px 20px;}
  .process-section,.audience-section{padding:64px 0;}
  .faq-section{padding:64px 0;}
  .cta-banner{padding:60px 24px;}
  .stats-band{padding:48px 0;}
  .stat-num{font-size:34px;}
  .footer-bottom{flex-direction:column;gap:10px;text-align:center;}
  .site-footer{padding:56px 0 20px;}
  .footer-brand p{max-width:100%;}
}