/* roulang page: index */
:root {
  --bg-body: #0B0F1A;
  --bg-section: #0F1524;
  --bg-card: #141B2D;
  --bg-card-hover: #1A2338;
  --bg-elevated: #1E293B;
  --primary-neon: #00E5FF;
  --secondary-neon: #B44CFF;
  --accent-gold: #FFC96B;
  --success: #27E8A5;
  --warning: #FF4D6A;
  --text-primary: #F5F8FF;
  --text-secondary: #98A3B8;
  --text-disabled: #4A5568;
  --border-default: rgba(255,255,255,0.08);
  --border-strong: rgba(0,229,255,0.25);
  --neon-glow: rgba(0,229,255,0.35);
  --gradient-brand: linear-gradient(135deg, #00E5FF 0%, #B44CFF 100%);
  --gradient-gold: linear-gradient(135deg, #FFC96B 0%, #FF8A4B 100%);
  --radius-card: 24px;
  --radius-btn: 12px;
  --shadow-card: 0 8px 30px rgba(0,0,0,0.25);
  --shadow-hover: 0 16px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,229,255,0.08);
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, 'Noto Sans SC', 'HarmonyOS Sans SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color .25s; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.grid-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
::selection { background: rgba(0,229,255,0.25); color: #fff; }
:focus-visible { outline: 2px solid var(--primary-neon); outline-offset: 3px; border-radius: 4px; }

/* ===== Header & Nav ===== */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  background: rgba(11,15,26,0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.site-header::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; width: 100%; height: 2px;
  background: var(--gradient-brand);
  opacity: 0.7;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 24px;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--gradient-brand);
  display: flex; align-items: center; justify-content: center;
  color: #0B0F1A; font-size: 18px;
  box-shadow: 0 0 18px var(--neon-glow);
}
.logo-text { font-size: 20px; font-weight: 700; letter-spacing: 0.5px; color: var(--text-primary); line-height: 1.2; }
.logo-text em { font-style: normal; color: var(--primary-neon); font-weight: 600; font-size: 14px; display: block; letter-spacing: 2px; }
.main-nav { display: flex; gap: 8px; }
.nav-item {
  display: inline-flex; align-items: center;
  padding: 10px 18px;
  font-size: 14.5px; font-weight: 500;
  color: var(--text-secondary);
  border-radius: 8px;
  position: relative;
  transition: color .25s, background .25s, box-shadow .25s;
}
.nav-item:hover { color: var(--primary-neon); }
.nav-item.active {
  color: var(--primary-neon);
  background: rgba(0,229,255,0.06);
  box-shadow: inset 0 -2px 0 var(--primary-neon), 0 2px 12px var(--neon-glow);
}
.nav-actions { display: flex; align-items: center; gap: 16px; }
.header-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-btn);
  font-size: 14px; font-weight: 700;
  background: var(--gradient-brand);
  color: #0B0F1A;
  border: none; cursor: pointer;
  transition: box-shadow .3s, transform .2s, filter .3s;
}
.header-btn:hover { box-shadow: 0 0 24px var(--neon-glow); filter: brightness(1.1); transform: translateY(-1px); }
.header-btn:active { transform: translateY(0); }
.hamburger {
  display: none;
  width: 44px; height: 44px;
  background: transparent; border: 1px solid var(--border-default);
  border-radius: 10px;
  cursor: pointer;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 5px;
}
.hamburger span { display: block; width: 20px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all .3s; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none;
  position: fixed; top: 72px; left: 0; width: 100%; z-index: 199;
  background: #0F1524;
  padding: 20px 24px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  flex-direction: column; gap: 8px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.mobile-menu.open { display: flex; }
.mobile-menu .nav-item { padding: 14px 16px; font-size: 15px; border-radius: 10px; }
.mobile-menu .nav-item.active { background: rgba(0,229,255,0.1); border-left: 3px solid var(--primary-neon); box-shadow: none; }
.mobile-menu .header-btn { justify-content: center; width: 100%; margin-top: 8px; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 150px 0 110px;
  background: url('/assets/images/backpic/back-1.png') center 40% / cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(11,15,26,0.97) 15%, rgba(11,15,26,0.85) 60%, rgba(11,15,26,0.4) 100%);
}
.hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; width: 100%; height: 80px;
  background: linear-gradient(to bottom, transparent, var(--bg-body));
}
.hero-grid { position: relative; z-index: 2; }
.hero-content { padding-right: 30px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(0,229,255,0.08);
  border: 1px solid var(--border-strong);
  font-size: 13px; color: var(--primary-neon); font-weight: 500;
  margin-bottom: 20px;
}
.hero-eyebrow i { font-size: 11px; }
.hero h1 {
  font-size: clamp(34px, 5.5vw, 56px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.hero h1 .grad {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 460px;
  margin-bottom: 32px;
  line-height: 1.75;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 32px;
  border-radius: var(--radius-btn);
  background: var(--gradient-brand);
  color: #0B0F1A;
  font-size: 15px; font-weight: 700;
  border: none; cursor: pointer;
  transition: box-shadow .3s, transform .2s, filter .3s;
}
.btn-primary:hover { box-shadow: 0 0 26px var(--neon-glow); filter: brightness(1.1); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  background: rgba(255,255,255,0.03);
  color: var(--text-primary);
  font-size: 14.5px; font-weight: 500;
  border: 1px solid rgba(255,255,255,0.25);
  cursor: pointer;
  transition: all .3s;
}
.btn-outline:hover { border-color: var(--primary-neon); color: var(--primary-neon); box-shadow: 0 0 16px var(--neon-glow); }
.btn-outline:active { transform: translateY(1px); }
.member-card {
  position: relative;
  background: var(--bg-card);
  border-radius: 28px;
  padding: 36px 32px 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-default);
  overflow: hidden;
  transition: transform .3s, box-shadow .3s;
}
.member-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.member-card-glow {
  position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, var(--neon-glow) 0%, rgba(180,76,255,0.2) 50%, transparent 70%);
  filter: blur(30px);
  pointer-events: none;
}
.member-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; width: 100%; height: 3px;
  background: var(--gradient-brand);
}
.member-card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 28px;
}
.member-level {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 18px; font-weight: 700; color: var(--accent-gold);
}
.member-level i { font-size: 16px; color: var(--accent-gold); }
.member-verify {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-secondary);
  padding: 4px 10px; border-radius: 999px;
  background: rgba(0,229,255,0.06);
  border: 1px solid rgba(0,229,255,0.15);
}
.member-verify i { color: var(--success); font-size: 11px; }
.member-stats { display: flex; gap: 16px; }
.stat-item {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 16px;
  padding: 18px 12px;
  text-align: center;
  transition: border-color .3s, background .3s;
}
.stat-item:hover { border-color: var(--border-strong); background: rgba(0,229,255,0.04); }
.stat-num {
  font-family: 'Rajdhani', sans-serif;
  font-size: 26px; font-weight: 700;
  color: var(--primary-neon);
  line-height: 1.2;
  display: block;
  text-shadow: 0 0 18px var(--neon-glow);
}
.stat-label {
  font-size: 12px; color: var(--text-secondary);
  margin-top: 6px; display: block;
}
.member-card-footer {
  margin-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-disabled);
}
.member-card-footer i { color: var(--primary-neon); font-size: 14px; }

/* ===== Trust Bar ===== */
.trust-bar {
  position: relative;
  z-index: 3;
  background: var(--bg-section);
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
  padding: 26px 0;
}
.trust-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.trust-item {
  display: flex; align-items: center; gap: 12px;
  color: var(--text-secondary);
  font-size: 13.5px; font-weight: 500;
  padding: 0 8px;
}
.trust-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.16);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary-neon);
  font-size: 14px;
}

/* ===== Section ===== */
.section { padding: clamp(56px, 8vw, 100px) 0; }
.section-subtle { background: var(--bg-body); }
.section-dark { background: var(--bg-section); }
.section-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 44px; flex-wrap: wrap; gap: 16px;
}
.section-title {
  font-size: clamp(26px, 3.8vw, 38px);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.section-title .dot { color: var(--primary-neon); }
.section-sub {
  font-size: 14.5px; color: var(--text-secondary);
  margin-top: 8px; max-width: 560px;
}
.view-all {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-default);
  transition: all .3s;
  white-space: nowrap;
}
.view-all:hover { color: var(--primary-neon); border-color: var(--border-strong); box-shadow: 0 0 12px var(--neon-glow); }
.view-all i { font-size: 12px; }

/* ===== News List ===== */
.news-list { display: flex; flex-direction: column; gap: 24px; }
.news-card {
  display: flex; gap: 28px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 20px;
  box-shadow: var(--shadow-card);
  border: 1px solid transparent;
  transition: all .3s;
  overflow: hidden;
}
.news-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.news-thumb {
  width: 260px; flex-shrink: 0;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
}
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-thumb a { position: absolute; inset: 0; display: block; }
.news-thumb::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(11,15,26,0.3), transparent 60%);
}
.news-info { flex: 1; display: flex; flex-direction: column; justify-content: center; }
.news-meta { display: flex; gap: 12px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.news-category {
  font-size: 12px; font-weight: 600;
  color: var(--primary-neon);
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.2);
}
.news-date { font-size: 13px; color: var(--text-disabled); }
.news-title {
  font-size: 18px; font-weight: 700;
  color: var(--text-primary);
  line-height: 1.5;
  margin-bottom: 6px;
}
.news-title a { color: inherit; }
.news-title a:hover { color: var(--primary-neon); }
.news-summary {
  font-size: 14px; color: var(--text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.empty-state {
  text-align: center; padding: 40px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 1px dashed var(--border-default);
}
.empty-state i { font-size: 32px; color: var(--text-disabled); margin-bottom: 12px; }
.empty-state p { color: var(--text-secondary); font-size: 14px; }

/* ===== Pricing Table ===== */
.pricing-section { position: relative; }
.pricing-section::before {
  content: '';
  position: absolute; top: 0; left: 0; width: 100%; height: 1px;
  background: linear-gradient(to right, transparent, var(--border-strong), transparent);
}
.table-wrap { overflow-x: auto; border-radius: var(--radius-card); background: var(--bg-card); box-shadow: var(--shadow-card); }
.plan-table { width: 100%; border-collapse: separate; border-spacing: 0; min-width: 760px; }
.plan-table th, .plan-table td {
  padding: 18px 20px;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 14px;
}
.plan-table th {
  color: var(--text-primary); font-weight: 600;
  background: rgba(255,255,255,0.02);
  font-size: 14.5px;
}
.plan-table td { color: var(--text-secondary); }
.plan-table tr:last-child td { border-bottom: none; }
.plan-table tbody tr:hover td { background: rgba(255,255,255,0.02); }
.plan-table .dim-label { text-align: left; color: var(--text-secondary); font-weight: 500; font-size: 14px; }
.plan-table .col-gold {
  position: relative;
  background: linear-gradient(180deg, rgba(255,201,107,0.07), rgba(255,201,107,0.02) 40%, transparent);
  border-left: 1px solid rgba(255,201,107,0.18);
  border-right: 1px solid rgba(255,201,107,0.18);
}
.plan-table th.col-gold-color { color: var(--accent-gold); }
.plan-table .recommend-wrap { position: relative; }
.recommend-badge {
  position: absolute; top: -10px; right: 50%; transform: translateX(50%);
  font-size: 10px; font-weight: 700;
  padding: 2px 12px;
  border-radius: 999px;
  background: var(--gradient-gold);
  color: #0B0F1A;
  display: inline-flex; align-items: center; gap: 4px;
  box-shadow: 0 4px 12px rgba(255,201,107,0.3);
  white-space: nowrap;
}
.icon-check { color: var(--success); font-size: 15px; }
.icon-x { color: var(--text-disabled); font-size: 14px; }
.icon-star { color: var(--secondary-neon); font-size: 13px; }
.text-muted { color: var(--text-disabled); font-size: 13px; }

/* ===== Level Features ===== */
.features-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 30px 28px;
  border: 1px solid transparent;
  box-shadow: var(--shadow-card);
  transition: all .3s;
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow-hover); }
.feature-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: var(--gradient-brand);
  display: flex; align-items: center; justify-content: center;
  color: #0B0F1A; font-size: 18px;
  margin-bottom: 18px;
  box-shadow: 0 0 16px rgba(0,229,255,0.2);
}
.feature-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; color: var(--text-primary); }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.level-path-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 30px 28px;
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-card);
}
.level-path-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.level-path-card .path-note { font-size: 13px; color: var(--text-secondary); margin-bottom: 28px; }
.level-steps { position: relative; }
.level-steps::before {
  content: '';
  position: absolute; top: 28px; left: 0; width: 100%; height: 2px;
  background: linear-gradient(to right, #fff, var(--accent-gold));
  opacity: 0.3;
}
.step-row { position: relative; display: flex; align-items: flex-start; gap: 16px; padding-bottom: 26px; }
.step-badge {
  width: 56px; height: 56px; flex-shrink: 0;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  background: var(--bg-body);
  border: 2px solid var(--border-strong);
  z-index: 1;
  box-shadow: 0 0 0 4px var(--bg-card);
}
.step-badge.silver { border-color: #A0AEC0; color: #CBD5E0; }
.step-badge.gold { border-color: #FFC96B; color: #FFC96B; box-shadow: 0 0 16px rgba(255,201,107,0.3); }
.step-badge.platinum { border-color: #00E5FF; color: #00E5FF; }
.step-badge.diamond {
  border-color: transparent;
  background: var(--gradient-gold);
  color: #0B0F1A;
  box-shadow: 0 0 22px rgba(255,201,107,0.4);
  font-size: 18px;
}
.step-info { padding-top: 8px; }
.step-name { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.step-range { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

/* ===== Exclusive Content ===== */
.exclusive-section {
  position: relative;
  background: linear-gradient(180deg, var(--bg-section), #0D1220);
  border-top: 1px solid var(--border-default);
}
.exclusive-section::before {
  content: '';
  position: absolute; top: 0; left: 0; width: 100%; height: 60px;
  background: radial-gradient(ellipse at 30% 0%, rgba(0,229,255,0.08), transparent 60%),
              radial-gradient(ellipse at 80% 0%, rgba(180,76,255,0.08), transparent 60%);
  pointer-events: none;
}
.exclusive-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.exclusive-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-default);
  transition: all .3s;
}
.exclusive-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--border-strong); }
.exclusive-cover { position: relative; height: 200px; overflow: hidden; }
.exclusive-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.exclusive-card:hover .exclusive-cover img { transform: scale(1.06); }
.exclusive-cover .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(11,15,26,0.8), transparent 70%);
}
.exclusive-tag {
  position: absolute; top: 14px; left: 14px;
  font-size: 11px; font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(0,229,255,0.9);
  color: #0B0F1A;
  box-shadow: 0 2px 8px rgba(0,229,255,0.4);
}
.member-lock {
  position: absolute; top: 14px; right: 14px;
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(11,15,26,0.7);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-gold); font-size: 12px;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,201,107,0.3);
}
.exclusive-card-body { padding: 20px 22px 24px; }
.exclusive-card-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.exclusive-card-body p { font-size: 13.5px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blur-lock .exclusive-card-body h3, .blur-lock .exclusive-card-body p { filter: blur(4px); pointer-events: none; user-select: none; }
.blur-lock .exclusive-card-body { position: relative; }
.unlock-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px;
  border-radius: 10px;
  background: var(--gradient-brand);
  color: #0B0F1A;
  font-size: 13px; font-weight: 700;
  border: none; cursor: pointer;
  transition: all .3s;
}
.unlock-btn:hover { box-shadow: 0 0 20px var(--neon-glow); transform: translateY(-1px); }
.exclusive-card.featured-card { grid-column: span 3; display: flex; }
.featured-card .exclusive-cover { width: 42%; height: auto; min-height: 220px; flex-shrink: 0; }
.featured-card .exclusive-card-body { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 32px; }
.featured-card .exclusive-card-body h3 { font-size: 24px; }
.featured-card .exclusive-card-body p { font-size: 15px; -webkit-line-clamp: 3; }
.featured-card .exclusive-tag { background: var(--gradient-gold); }

/* ===== FAQ ===== */
.faq-list { max-width: 840px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 22px 28px;
  margin-bottom: 12px;
  border: 1px solid var(--border-default);
  transition: border-color .3s, box-shadow .3s;
}
.faq-item.open { border-left: 3px solid var(--primary-neon); box-shadow: 0 6px 24px rgba(0,229,255,0.08); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer;
  font-size: 16px; font-weight: 600;
  color: var(--text-primary);
  user-select: none;
}
.faq-item.open .faq-q { color: var(--primary-neon); }
.faq-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--text-secondary);
  transition: transform .3s, background .3s, color .3s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: rgba(0,229,255,0.12); color: var(--primary-neon); }
.faq-a {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 14px; line-height: 1.8;
  display: none;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 14px;
}
.faq-item.open .faq-a { display: block; }

/* ===== CTA ===== */
.cta-section {
  position: relative;
  padding: clamp(70px, 8vw, 110px) 0 90px;
  text-align: center;
  background: linear-gradient(135deg, #0D1220 0%, #141B2D 40%, #10162A 100%);
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; top: -60px; left: 50%; transform: translateX(-50%);
  width: 700px; height: 200px;
  background: radial-gradient(ellipse, rgba(0,229,255,0.12), rgba(180,76,255,0.08), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute; bottom: 0; left: 0; width: 100%; height: 50px;
  background: linear-gradient(to bottom, transparent, var(--bg-body));
}
.cta-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 14px;
}
.cta-title .grad { background: var(--gradient-brand); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.cta-sub { font-size: 16px; color: var(--text-secondary); max-width: 560px; margin: 0 auto 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 28px; }
.btn-cta {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 18px 46px;
  border-radius: 14px;
  background: var(--gradient-brand);
  color: #0B0F1A;
  font-size: 16px; font-weight: 700;
  border: none; cursor: pointer;
  transition: all .3s;
  box-shadow: 0 4px 24px rgba(0,229,255,0.4);
}
.btn-cta:hover { box-shadow: 0 0 36px var(--neon-glow); transform: translateY(-3px); }
.cta-badges { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.cta-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--text-secondary);
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}
.cta-badge i { color: var(--success); font-size: 12px; }

/* ===== Footer ===== */
.site-footer { background: #070B12; padding: 70px 0 20px; border-top: 1px solid rgba(255,255,255,0.04); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 48px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; max-width: 300px; }
.footer-col h4 { font-size: 15px; font-weight: 600; color: var(--text-primary); margin-bottom: 18px; position: relative; padding-bottom: 8px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 30px; height: 2px; background: var(--gradient-brand); border-radius: 2px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { font-size: 14px; color: var(--text-secondary); transition: all .25s; padding: 4px 0; display: inline-block; }
.footer-col ul a:hover { color: var(--primary-neon); padding-left: 6px; }
.footer-contact p { font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.footer-contact i { color: var(--primary-neon); width: 16px; text-align: center; }
.footer-bottom {
  margin-top: 50px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
  text-align: center;
  color: var(--text-disabled);
  font-size: 13px;
}

/* ===== Responsive ===== */
@media screen and (max-width: 1023px) {
  .main-nav, .nav-actions .header-btn { display: none; }
  .hamburger { display: flex; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .exclusive-grid { grid-template-columns: repeat(2, 1fr); }
  .exclusive-card.featured-card { grid-column: span 2; flex-direction: column; }
  .featured-card .exclusive-cover { width: 100%; min-height: 200px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media screen and (max-width: 767px) {
  .grid-container { padding: 0 16px; }
  .hero { padding: 120px 0 70px; }
  .hero-content { padding-right: 0; }
  .hero h1 { font-size: 32px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { justify-content: center; }
  .member-stats { flex-wrap: wrap; }
  .stat-item { min-width: 45%; }
  .trust-grid { justify-content: flex-start; gap: 16px; }
  .trust-item { width: 45%; }
  .news-card { flex-direction: column; }
  .news-thumb { width: 100%; height: 180px; }
  .features-grid { grid-template-columns: 1fr; }
  .exclusive-grid { grid-template-columns: 1fr; }
  .exclusive-card.featured-card { grid-column: span 1; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .faq-item { padding: 18px 20px; }
  .table-wrap { border-radius: 16px; }
}
@media screen and (max-width: 520px) {
  .trust-item { width: 100%; }
  .stat-item { min-width: 100%; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .btn-cta { justify-content: center; }
  .member-card { padding: 28px 20px; }
}

/* roulang page: category1 */
:root {
  --bg-body: #0B0F1A;
  --bg-section: #0F1524;
  --bg-card: #141B2D;
  --bg-card-hover: #1A2338;
  --bg-elevated: #1E293B;
  --primary-neon: #00E5FF;
  --secondary-neon: #B44CFF;
  --accent-gold: #FFC96B;
  --success: #27E8A5;
  --warning: #FF4D6A;
  --text-primary: #F5F8FF;
  --text-secondary: #98A3B8;
  --text-disabled: #4A5568;
  --border-default: rgba(255,255,255,0.08);
  --border-strong: rgba(0,229,255,0.25);
  --neon-glow: rgba(0,229,255,0.35);
  --gradient-brand: linear-gradient(135deg, #00E5FF 0%, #B44CFF 100%);
  --gradient-gold: linear-gradient(135deg, #FFC96B 0%, #FF8A4B 100%);
  --radius-lg: 26px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 30px rgba(0,0,0,0.25);
  --shadow-hover: 0 16px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,229,255,0.08);
  --font-sans: -apple-system, 'Noto Sans SC', 'HarmonyOS Sans SC', 'Microsoft YaHei', sans-serif;
  --font-num: 'Rajdhani', 'Oswald', sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--bg-body);color:var(--text-primary);font-family:var(--font-sans);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;transition:color .25s ease;}
img{max-width:100%;display:block;}
button,input,textarea{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;}
@media screen and (max-width:640px){.grid-container{padding-left:16px;padding-right:16px;}}

/* ===== Topbar ===== */
.topbar{background:#09101F;border-bottom:1px solid var(--border-default);padding:8px 0;font-size:12px;color:var(--text-secondary);}
.topbar-inner{display:flex;align-items:center;gap:28px;flex-wrap:wrap;}
.topbar-inner span{display:inline-flex;align-items:center;gap:6px;}
.topbar-inner i{color:var(--primary-neon);font-size:13px;}
.topbar-inner .topbar-right{margin-left:auto;display:flex;gap:20px;}

/* ===== Header ===== */
.site-header{background:#0B0F1A;border-bottom:2px solid transparent;border-image:var(--gradient-brand) 1;position:sticky;top:0;z-index:999;box-shadow:0 10px 30px rgba(0,0,0,0.35);}
.nav-wrap{display:flex;align-items:center;gap:32px;padding-top:0;padding-bottom:0;min-height:76px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-icon{width:38px;height:38px;border-radius:10px;background:var(--gradient-brand);display:flex;align-items:center;justify-content:center;color:#0B0F1A;font-size:17px;box-shadow:0 0 18px rgba(0,229,255,0.3);}
.logo-text{font-size:22px;font-weight:800;letter-spacing:-0.5px;line-height:1;white-space:nowrap;}
.logo-text em{font-style:normal;background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-left:1px;}
.main-nav{display:flex;align-items:center;gap:8px;flex:1;justify-content:center;}
.nav-item{position:relative;padding:8px 14px;font-size:15px;font-weight:600;color:var(--text-secondary);border-radius:8px;transition:color .25s ease,background .25s ease;}
.nav-item:hover{color:var(--primary-neon);background:rgba(0,229,255,0.06);}
.nav-item.active{color:var(--primary-neon);}
.nav-item.active::after{content:'';position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--gradient-brand);border-radius:2px;box-shadow:0 2px 12px var(--neon-glow);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:12px;cursor:pointer;transition:all .28s ease;border:none;text-align:center;line-height:1.4;}
.btn-primary{background:var(--gradient-brand);color:#081018;padding:14px 28px;font-size:15px;box-shadow:0 4px 18px rgba(0,229,255,0.22);}
.btn-primary:hover{box-shadow:0 0 24px rgba(0,229,255,0.4);transform:translateY(-2px);color:#081018;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,0.35);color:var(--text-primary);padding:13px 27px;font-size:15px;}
.btn-ghost:hover{border-color:var(--primary-neon);color:var(--primary-neon);box-shadow:0 0 18px rgba(0,229,255,0.15);}
.btn-sm{padding:10px 22px;font-size:14px;border-radius:10px;}
.btn-lg{padding:16px 44px;font-size:16px;border-radius:14px;}
.hamburger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border-radius:10px;background:var(--bg-card);border:1px solid var(--border-default);align-items:center;justify-content:center;cursor:pointer;}
.hamburger span{display:block;width:20px;height:2px;background:var(--text-primary);border-radius:2px;transition:all .25s 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);}

/* ===== Hero ===== */
.page-hero{position:relative;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;padding:100px 0 90px;overflow:hidden;}
.page-hero::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,15,26,0.96) 30%,rgba(11,15,26,0.82) 60%,rgba(11,15,26,0.6) 100%);z-index:1;}
.page-hero::after{content:'';position:absolute;bottom:-40px;right:-40px;width:360px;height:360px;background:radial-gradient(circle,rgba(0,229,255,0.12) 0%,transparent 70%);z-index:1;border-radius:50%;}
.hero-content{position:relative;z-index:2;display:flex;align-items:center;gap:48px;}
.hero-copy{flex:1.2;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(0,229,255,0.1);border:1px solid var(--border-strong);color:var(--primary-neon);font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;margin-bottom:22px;}
.hero-tag i{font-size:12px;}
.hero-copy h1{font-size:clamp(34px,5.5vw,52px);font-weight:800;letter-spacing:-0.5px;line-height:1.2;margin-bottom:18px;}
.hero-copy h1 span{background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.hero-copy p{font-size:16px;color:var(--text-secondary);max-width:520px;margin-bottom:30px;line-height:1.8;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}
.hero-card{flex:0.8;max-width:400px;background:rgba(20,27,45,0.85);backdrop-filter:blur(10px);border:1px solid var(--border-strong);border-radius:28px;padding:26px;box-shadow:var(--shadow-card),0 0 40px rgba(0,229,255,0.08);}
.hero-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.hero-card-top .match-status{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--success);font-weight:600;background:rgba(39,232,165,0.1);padding:5px 12px;border-radius:999px;}
.hero-card-top .match-status i{font-size:10px;}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 8px var(--success);animation:pulse 1.2s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.4;}}
.hero-card-label{font-size:12px;color:var(--text-disabled);letter-spacing:1px;margin-bottom:14px;}
.match-teams{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px;}
.team{display:flex;flex-direction:column;align-items:center;gap:6px;flex:1;}
.team-avatar{width:50px;height:50px;border-radius:14px;background:linear-gradient(135deg,rgba(0,229,255,0.2),rgba(180,76,255,0.2));border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--primary-neon);}
.team-name{font-size:14px;font-weight:600;color:var(--text-primary);}
.team-score{font-size:32px;font-family:var(--font-num);font-weight:700;color:var(--primary-neon);line-height:1;}
.vs{font-size:13px;color:var(--text-disabled);font-weight:700;}
.hero-card-bottom{border-top:1px solid var(--border-default);padding-top:16px;margin-top:4px;}
.hero-stats{display:flex;justify-content:space-between;gap:8px;}
.stat-item{text-align:center;flex:1;}
.stat-num{font-family:var(--font-num);font-size:22px;font-weight:700;color:var(--primary-neon);line-height:1.2;display:block;}
.stat-label{font-size:12px;color:var(--text-secondary);margin-top:4px;display:block;}

/* ===== Trust Bar ===== */
.trust-bar{background:var(--bg-section);border-bottom:1px solid var(--border-default);padding:30px 0;}
.trust-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.trust-item{display:flex;align-items:center;gap:12px;color:var(--text-secondary);font-size:14px;font-weight:500;}
.trust-item i{width:38px;height:38px;border-radius:12px;background:rgba(0,229,255,0.08);border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;color:var(--primary-neon);font-size:15px;flex-shrink:0;}

/* ===== Section Common ===== */
.section{padding:clamp(56px,8vw,96px) 0;position:relative;}
.section-alt{background:var(--bg-section);}
.section-tag{display:inline-flex;align-items:center;gap:6px;color:var(--primary-neon);font-size:13px;font-weight:600;letter-spacing:1px;margin-bottom:12px;}
.section-tag i{font-size:12px;}
.section-header{margin-bottom:44px;}
.section-title{font-size:clamp(26px,3.8vw,36px);font-weight:700;letter-spacing:-0.3px;line-height:1.3;margin-bottom:10px;}
.section-sub{color:var(--text-secondary);font-size:15px;max-width:640px;line-height:1.7;}

/* ===== Features ===== */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feature-card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:30px 26px;transition:all .3s ease;}
.feature-card:hover{background:var(--bg-card-hover);border-color:var(--border-strong);box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.feature-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,rgba(0,229,255,0.15),rgba(180,76,255,0.15));border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;color:var(--primary-neon);font-size:22px;margin-bottom:18px;transition:all .3s ease;}
.feature-card:hover .feature-icon{box-shadow:0 0 20px rgba(0,229,255,0.2);}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.feature-card p{font-size:14px;color:var(--text-secondary);line-height:1.7;}
.feature-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;color:var(--primary-neon);}

/* ===== Scenarios ===== */
.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scenario-card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column;height:100%;}
.scenario-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-strong);}
.scenario-img{height:150px;overflow:hidden;position:relative;background:var(--bg-elevated);}
.scenario-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.scenario-card:hover .scenario-img img{transform:scale(1.06);}
.scenario-img::after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,27,45,0.4),transparent 50%);}
.scenario-icon{position:absolute;z-index:2;bottom:14px;left:20px;width:42px;height:42px;border-radius:12px;background:var(--gradient-brand);display:flex;align-items:center;justify-content:center;color:#081018;font-size:17px;box-shadow:0 4px 16px rgba(0,229,255,0.3);}
.scenario-body{padding:22px 24px 24px;flex:1;display:flex;flex-direction:column;}
.scenario-body h3{font-size:18px;font-weight:700;margin-bottom:8px;}
.scenario-body p{font-size:14px;color:var(--text-secondary);line-height:1.7;flex:1;}
.scenario-tags{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap;}

/* ===== Process ===== */
.process-steps{display:flex;gap:28px;position:relative;}
.process-step{flex:1;position:relative;background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:30px 24px;text-align:center;transition:all .3s ease;z-index:2;}
.process-step:hover{background:var(--bg-card-hover);border-color:var(--border-strong);transform:translateY(-4px);}
.step-num{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--gradient-brand);color:#081018;font-family:var(--font-num);font-size:14px;font-weight:800;padding:4px 14px;border-radius:999px;box-shadow:0 4px 14px rgba(0,229,255,0.3);}
.step-icon{font-size:30px;color:var(--primary-neon);margin:16px 0 14px;}
.process-step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.process-step p{font-size:13px;color:var(--text-secondary);line-height:1.65;}
.process-step::after{content:'→';position:absolute;right:-22px;top:50%;transform:translateY(-50%);color:var(--secondary-neon);font-size:20px;font-weight:700;z-index:3;}
.process-step:last-child::after{display:none;}

/* ===== Hot Matches ===== */
.matches-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.match-card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column;height:100%;}
.match-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-strong);}
.match-cover{height:180px;overflow:hidden;position:relative;}
.match-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.match-card:hover .match-cover img{transform:scale(1.08);}
.match-cover::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(11,15,26,0.7));}
.match-category{position:absolute;z-index:2;top:14px;left:14px;background:rgba(11,15,26,0.75);backdrop-filter:blur(6px);border:1px solid var(--border-strong);color:var(--primary-neon);font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;}
.match-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;}
.match-body h3{font-size:17px;font-weight:700;line-height:1.45;margin-bottom:8px;transition:color .25s ease;}
.match-card:hover .match-body h3{color:var(--primary-neon);}
.match-body p{font-size:13px;color:var(--text-secondary);line-height:1.65;margin-bottom:14px;flex:1;}
.match-meta{display:flex;align-items:center;gap:12px;border-top:1px solid var(--border-default);padding-top:14px;font-size:12px;color:var(--text-disabled);}
.match-meta i{margin-right:4px;color:var(--primary-neon);font-size:11px;}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:0 auto;}
.faq-item{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden;transition:all .3s ease;}
.faq-item:hover{border-color:var(--border-strong);}
.faq-item.open{background:var(--bg-card-hover);border-color:var(--border-strong);box-shadow:0 0 20px rgba(0,229,255,0.06);}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 26px;cursor:pointer;user-select:none;}
.faq-question-span-marker{display:none;}
.faq-question-text{font-size:16px;font-weight:600;line-height:1.5;transition:color .25s ease;flex:1;}
.faq-item.open .faq-question-text{color:var(--primary-neon);}
.faq-icon{width:30px;height:30px;border-radius:50%;border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;color:var(--primary-neon);transition:transform .25s ease;flex-shrink:0;font-size:14px;}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(0,229,255,0.1);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 26px;}
.faq-item.open .faq-answer{max-height:300px;padding-bottom:20px;}
.faq-answer p{font-size:14px;color:var(--text-secondary);line-height:1.75;}

/* ===== CTA ===== */
.cta-section{padding:80px 0 90px;background:linear-gradient(180deg,var(--bg-body) 0%,#0E1424 50%,#0B0F1A 100%);position:relative;overflow:hidden;}
.cta-section::before{content:'';position:absolute;top:50%;left:50%;width:600px;height:600px;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(0,229,255,0.08),transparent 65%);pointer-events:none;}
.cta-content{position:relative;z-index:2;text-align:center;max-width:720px;margin:0 auto;}
.cta-content h2{font-size:clamp(28px,4vw,38px);font-weight:800;line-height:1.3;margin-bottom:14px;}
.cta-content h2 span{background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.cta-content p{color:var(--text-secondary);font-size:15px;margin-bottom:30px;}
.cta-badges{display:flex;justify-content:center;gap:12px;margin-top:22px;flex-wrap:wrap;}
.cta-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(0,229,255,0.06);border:1px solid var(--border-strong);color:var(--text-primary);font-size:12px;font-weight:600;padding:7px 16px;border-radius:999px;}
.cta-badge i{color:var(--primary-neon);}

/* ===== Footer ===== */
.site-footer{background:#08101D;border-top:2px solid transparent;border-image:var(--gradient-brand) 1;padding:60px 0 0;color:var(--text-secondary);}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.75;color:var(--text-secondary);max-width:320px;}
.footer-desc strong{color:var(--primary-neon);font-weight:600;}
.footer-col h4{color:var(--text-primary);font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--text-secondary);transition:color .25s ease;}
.footer-col ul a:hover{color:var(--primary-neon);}
.footer-contact p{display:flex;align-items:center;gap:10px;font-size:14px;margin-bottom:10px;color:var(--text-secondary);}
.footer-contact i{color:var(--primary-neon);width:18px;text-align:center;}
.footer-bottom{border-top:1px solid var(--border-default);padding:22px 0;text-align:center;font-size:13px;color:var(--text-disabled);}

/* ===== Responsive ===== */
@media screen and (max-width:1024px){
  .features-grid{grid-template-columns:repeat(2,1fr);}
  .matches-grid{grid-template-columns:repeat(2,1fr);}
  .scenarios-grid{grid-template-columns:repeat(2,1fr);}
  .hero-content{flex-direction:column;gap:40px;}
  .hero-card{max-width:100%;width:100%;}
  .process-steps{flex-wrap:wrap;gap:20px;}
  .process-step{min-width:calc(50% - 14px);}
  .process-step::after{display:none;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px;}
}
@media screen and (max-width:768px){
  .main-nav{position:fixed;top:0;right:-320px;width:300px;height:100vh;background:#0F1524;flex-direction:column;align-items:flex-start;gap:6px;padding:90px 30px 30px;transition:right .35s ease;box-shadow:-20px 0 50px rgba(0,0,0,0.5);z-index:998;}
  .main-nav.open{right:0;}
  .nav-item{width:100%;padding:14px 16px;font-size:16px;border-radius:10px;}
  .nav-item.active::after{left:0;top:0;bottom:0;width:3px;height:auto;border-radius:0;}
  .hamburger{display:flex;z-index:1000;}
  .nav-actions{margin-left:auto;}
  .nav-actions .btn-sm{display:none;}
  .topbar-inner{gap:14px;justify-content:center;}
  .topbar-right{display:none;}
  .hero-copy h1{font-size:32px;}
  .trust-grid{justify-content:center;gap:18px;}
  .trust-item{font-size:13px;}
}
@media screen and (max-width:640px){
  .features-grid{grid-template-columns:1fr;}
  .matches-grid{grid-template-columns:1fr;}
  .scenarios-grid{grid-template-columns:1fr;}
  .process-step{min-width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .hero-copy p{font-size:15px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{justify-content:center;}
  .section{padding:50px 0;}
  .match-teams{gap:6px;}
}
@media screen and (max-width:480px){
  .team-score{font-size:26px;}
  .stat-num{font-size:18px;}
  .hero-card{padding:20px;}
}

/* roulang page: article */
:root {
    --bg-body: #0B0F1A;
    --bg-section: #0F1524;
    --bg-card: #141B2D;
    --bg-card-hover: #1A2338;
    --bg-elevated: #1E293B;
    --primary-neon: #00E5FF;
    --secondary-neon: #B44CFF;
    --accent-gold: #FFC96B;
    --success: #27E8A5;
    --warning: #FF4D6A;
    --text-primary: #F5F8FF;
    --text-secondary: #98A3B8;
    --text-disabled: #4A5568;
    --border-default: rgba(255,255,255,0.08);
    --border-strong: rgba(0,229,255,0.25);
    --neon-glow: rgba(0,229,255,0.35);
    --gradient-brand: linear-gradient(135deg, #00E5FF 0%, #B44CFF 100%);
    --gradient-gold: linear-gradient(135deg, #FFC96B 0%, #FF8A4B 100%);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --container-max: 1200px;
    --section-pad: clamp(56px, 8vw, 100px);
    --font-sans: -apple-system, 'Noto Sans SC', 'HarmonyOS Sans SC', 'Microsoft YaHei', sans-serif;
    --font-num: 'Rajdhani', 'Oswald', sans-serif;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    background: var(--bg-body);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
img, svg {
    max-width: 100%;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease, border-color .2s ease, background .2s ease;
}
button {
    font-family: var(--font-sans);
    cursor: pointer;
    border: none;
    background: none;
}
ul, ol {
    list-style-position: inside;
}
.grid-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* 预导航条 */
.pre-nav {
    background: #0D1322;
    border-bottom: 1px solid var(--border-default);
    font-size: 12px;
    color: var(--text-secondary);
    padding: 8px 0;
}
.pre-nav .grid-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.pre-nav-left, .pre-nav-right {
    display: flex;
    align-items: center;
    gap: 22px;
}
.pre-nav a {
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.pre-nav a:hover {
    color: var(--primary-neon);
}
.pre-nav i {
    font-size: 11px;
    color: var(--primary-neon);
}

/* 主导航 */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 15, 26, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 2px solid transparent;
    border-image: var(--gradient-brand) 1;
}
.main-header .grid-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0B0F1A;
    font-size: 18px;
    box-shadow: 0 4px 16px rgba(0, 229, 255, 0.25);
}
.logo-text {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    line-height: 1;
}
.logo-text em {
    font-style: normal;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 2px;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 32px;
}
.nav-item {
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    transition: color .2s, box-shadow .2s, background .2s;
    position: relative;
}
.nav-item:hover {
    color: var(--primary-neon);
}
.nav-item.active {
    color: var(--primary-neon);
    background: rgba(0, 229, 255, 0.05);
    box-shadow: 0 2px 12px rgba(0, 229, 255, 0.15);
}
.header-cta {
    margin-left: auto;
}
.btn-neon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--gradient-brand);
    color: #0B0F1A;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 26px;
    border-radius: 12px;
    transition: transform .2s, box-shadow .2s, filter .2s;
    box-shadow: 0 4px 20px rgba(0, 229, 255, 0.2);
    border: none;
    cursor: pointer;
    line-height: 1.4;
}
.btn-neon:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 229, 255, 0.35);
    filter: brightness(1.1);
    color: #0B0F1A;
}
.btn-neon:active {
    transform: translateY(0);
    box-shadow: 0 4px 16px rgba(0, 229, 255, 0.2);
}
.btn-neon:focus-visible,
.btn-outline:focus-visible,
.nav-item:focus-visible,
.pager-card:focus-visible,
.related-card:focus-visible,
.cta-badge:focus-visible {
    outline: 2px solid var(--primary-neon);
    outline-offset: 3px;
}
.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.35);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 15px;
    padding: 12px 26px;
    border-radius: 12px;
    transition: border-color .2s, color .2s, transform .2s, box-shadow .2s;
    cursor: pointer;
}
.btn-outline:hover {
    border-color: var(--primary-neon);
    color: var(--primary-neon);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 229, 255, 0.1);
}
.btn-outline:active {
    transform: translateY(0);
}
.hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.hamburger:hover {
    background: rgba(255,255,255,0.06);
}

/* 文章 Hero */
.article-hero {
    position: relative;
    padding: 90px 0 70px;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    border-bottom: 1px solid var(--border-default);
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 15, 26, 0.94) 25%, rgba(11, 15, 26, 0.78) 70%, rgba(15, 21, 36, 0.9) 100%);
}
.article-hero .grid-container {
    position: relative;
    z-index: 1;
}
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 28px;
}
.breadcrumb a {
    color: var(--text-secondary);
    transition: color .2s;
}
.breadcrumb a:hover {
    color: var(--primary-neon);
}
.breadcrumb i {
    font-size: 10px;
    color: var(--text-disabled);
}
.breadcrumb .current {
    color: var(--text-disabled);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 360px;
}
.article-title {
    font-size: clamp(28px, 4.2vw, 44px);
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-primary);
    max-width: 820px;
    margin-bottom: 22px;
    letter-spacing: -0.5px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
    font-size: 14px;
    color: var(--text-secondary);
}
.article-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}
.article-meta-item i {
    color: var(--primary-neon);
    font-size: 13px;
}
.badge-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.28);
    color: var(--primary-neon);
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    transition: background .2s, border-color .2s;
}
.badge-category:hover {
    background: rgba(0, 229, 255, 0.14);
    border-color: var(--primary-neon);
}

/* 正文容器 */
.article-body-wrap {
    padding: 70px 0 90px;
    background: var(--bg-body);
    position: relative;
}
.article-body-wrap::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.15), rgba(180, 76, 255, 0.15), transparent);
}
.article-content {
    max-width: 720px;
    margin: 0 auto;
    font-size: 17px;
    line-height: 1.85;
    color: #D0D7E6;
    word-break: break-word;
}
.article-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 46px 0 20px;
    padding-left: 16px;
    border-left: 3px solid var(--primary-neon);
    line-height: 1.3;
}
.article-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 34px 0 16px;
    line-height: 1.35;
}
.article-content p {
    margin-bottom: 22px;
    color: #D0D7E6;
}
.article-content a {
    color: var(--primary-neon);
    border-bottom: 1px solid rgba(0, 229, 255, 0.3);
    transition: border-color .2s;
}
.article-content a:hover {
    border-color: var(--primary-neon);
}
.article-content blockquote {
    border-left: 3px solid var(--primary-neon);
    background: var(--bg-card);
    border-radius: 0 14px 14px 0;
    padding: 22px 26px;
    margin: 28px 0;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
}
.article-content img {
    border-radius: var(--radius-md);
    margin: 28px 0;
}
.article-content code {
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    padding: 3px 8px;
    font-family: 'SF Mono', 'Cascadia Code', Consolas, monospace;
    font-size: 14px;
    color: var(--primary-neon);
}
.article-content pre {
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    border-radius: 14px;
    padding: 24px;
    overflow-x: auto;
    margin: 28px 0;
    line-height: 1.6;
}
.article-content pre code {
    background: none;
    border: none;
    padding: 0;
    color: #D0D7E6;
    font-size: 14px;
}
.article-content ul,
.article-content ol {
    margin: 0 0 22px;
    padding-left: 26px;
}
.article-content ul {
    list-style: disc;
}
.article-content ol {
    list-style: decimal;
}
.article-content li {
    margin-bottom: 10px;
    color: #D0D7E6;
}
.article-content li::marker {
    color: var(--primary-neon);
}
.article-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
    margin: 36px 0;
}

/* 标签区 */
.article-tags {
    max-width: 720px;
    margin: 46px auto 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}
.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 229, 255, 0.06);
    border: 1px solid rgba(0, 229, 255, 0.25);
    color: var(--primary-neon);
    font-size: 13px;
    font-weight: 500;
    padding: 6px 16px;
    border-radius: 999px;
    transition: background .2s, border-color .2s;
    cursor: default;
}
.tag:hover {
    background: rgba(0, 229, 255, 0.12);
    border-color: var(--primary-neon);
}

/* 未找到 */
.not-found {
    text-align: center;
    padding: 70px 20px;
    max-width: 600px;
    margin: 0 auto;
}
.not-found i {
    font-size: 48px;
    color: var(--text-disabled);
    margin-bottom: 20px;
    display: block;
}
.not-found p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

/* 上一篇 / 下一篇 */
.article-pager {
    max-width: 720px;
    margin: 48px auto 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.pager-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 22px 24px;
    transition: background .25s, border-color .25s, transform .25s, box-shadow .25s;
}
.pager-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-strong);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}
.pager-card.next {
    text-align: right;
}
.pager-label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.pager-card.next .pager-label {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 6px;
}
.pager-card.pager-prev .pager-label {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 6px;
}
.pager-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}

/* 相关阅读 */
.related-reads {
    padding: var(--section-pad) 0;
    background: var(--bg-section);
    position: relative;
}
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 44px;
    flex-wrap: wrap;
    gap: 16px;
}
.section-header h2 {
    font-size: clamp(26px, 3.8vw, 38px);
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    line-height: 1.2;
}
.section-header h2 span {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-header .section-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    transition: color .2s;
}
.section-header .section-link:hover {
    color: var(--primary-neon);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 20px;
    overflow: hidden;
    transition: transform .3s, box-shadow .3s, border-color .3s;
    height: 100%;
}
.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(0, 229, 255, 0.1);
    border-color: var(--border-strong);
}
.related-card-img {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    position: relative;
}
.related-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.related-card:hover .related-card-img img {
    transform: scale(1.08);
}
.related-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(11, 15, 26, 0.4));
}
.related-card-body {
    padding: 22px 24px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.related-card-body h3 {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--text-primary);
    margin-bottom: 12px;
    transition: color .2s;
}
.related-card:hover .related-card-body h3 {
    color: var(--primary-neon);
}
.related-card-date {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}
.related-card-date i {
    color: var(--primary-neon);
    font-size: 12px;
}
.related-card-type {
    display: inline-block;
    align-self: flex-start;
    background: rgba(180, 76, 255, 0.12);
    border: 1px solid rgba(180, 76, 255, 0.3);
    color: var(--secondary-neon);
    font-size: 12px;
    font-weight: 600;
    padding: 3px 12px;
    border-radius: 999px;
    margin-bottom: 12px;
}

/* CTA 区块 */
.cta-join {
    background: linear-gradient(180deg, var(--bg-section) 0%, var(--bg-body) 100%);
    padding: var(--section-pad) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-join::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-neon), var(--secondary-neon), transparent);
    opacity: 0.5;
}
.cta-join h2 {
    font-size: clamp(28px, 4.2vw, 42px);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 18px;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}
.cta-join h2 em {
    font-style: normal;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.cta-join p {
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto 36px;
    font-size: 16px;
}
.cta-badges {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 28px;
    flex-wrap: wrap;
}
.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(0, 229, 255, 0.05);
    border: 1px solid rgba(0, 229, 255, 0.2);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 999px;
    transition: border-color .2s, color .2s, background .2s;
}
.cta-badge i {
    color: var(--primary-neon);
    font-size: 13px;
}
.cta-badge:hover {
    border-color: var(--primary-neon);
    color: var(--text-primary);
    background: rgba(0, 229, 255, 0.08);
}

/* 页脚 */
.site-footer {
    background: var(--bg-section);
    border-top: 2px solid transparent;
    border-image: var(--gradient-brand) 1;
    padding-top: 64px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
    gap: 40px;
    padding-bottom: 48px;
}
.footer-brand .logo {
    margin-bottom: 18px;
}
.footer-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 320px;
}
.footer-col h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 3px;
    border-radius: 2px;
    background: var(--gradient-brand);
}
.footer-col ul {
    list-style: none;
}
.footer-col ul li {
    margin-bottom: 12px;
}
.footer-col ul a {
    color: var(--text-secondary);
    font-size: 14px;
    transition: color .2s, padding-left .2s;
}
.footer-col ul a:hover {
    color: var(--primary-neon);
    padding-left: 4px;
}
.footer-contact p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-contact i {
    color: var(--primary-neon);
    font-size: 14px;
    width: 16px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid var(--border-default);
    padding: 22px 0;
    text-align: center;
    font-size: 13px;
    color: var(--text-disabled);
}

/* 响应式 */
@media (max-width: 1023px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 767px) {
    .pre-nav {
        display: none;
    }
    .main-nav {
        position: fixed;
        top: 72px;
        right: -100%;
        width: 270px;
        height: calc(100vh - 72px);
        background: var(--bg-section);
        border-left: 1px solid var(--border-default);
        flex-direction: column;
        gap: 8px;
        padding: 28px 18px;
        transition: right .3s ease;
        z-index: 99;
        box-shadow: -20px 0 50px rgba(0, 0, 0, 0.5);
        margin-left: 0;
        align-items: stretch;
    }
    .main-nav.open {
        right: 0;
    }
    .nav-item {
        font-size: 16px;
        padding: 14px 16px;
        border-radius: 12px;
        text-align: left;
    }
    .nav-item.active {
        background: rgba(0, 229, 255, 0.07);
        border-left: 3px solid var(--primary-neon);
        box-shadow: none;
    }
    .hamburger {
        display: flex;
    }
    .header-cta {
        display: none;
    }
    .article-hero {
        padding: 64px 0 56px;
    }
    .article-title {
        font-size: 26px;
        line-height: 1.3;
    }
    .breadcrumb .current {
        max-width: 160px;
    }
    .article-body-wrap {
        padding: 50px 0 64px;
    }
    .article-content {
        font-size: 16px;
    }
    .article-content h2 {
        font-size: 23px;
    }
    .article-content h3 {
        font-size: 20px;
    }
    .article-pager {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .cta-join h2 {
        font-size: 26px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-desc {
        max-width: 100%;
    }
}
@media (max-width: 520px) {
    .grid-container {
        padding: 0 16px;
    }
    .logo-text {
        font-size: 20px;
    }
    .logo-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    .article-meta {
        gap: 12px;
        font-size: 13px;
    }
    .article-meta-item {
        gap: 5px;
    }
    .related-card-body {
        padding: 18px;
    }
    .related-card-body h3 {
        font-size: 17px;
    }
}

/* roulang page: category2 */
:root {
      --bg-body: #0B0F1A;
      --bg-section: #0F1524;
      --bg-card: #141B2D;
      --bg-card-hover: #1A2338;
      --bg-elevated: #1E293B;
      --primary-neon: #00E5FF;
      --secondary-neon: #B44CFF;
      --accent-gold: #FFC96B;
      --success: #27E8A5;
      --warning: #FF4D6A;
      --text-primary: #F5F8FF;
      --text-secondary: #98A3B8;
      --text-disabled: #4A5568;
      --border-default: rgba(255, 255, 255, 0.08);
      --border-strong: rgba(0, 229, 255, 0.25);
      --neon-glow: rgba(0, 229, 255, 0.35);
      --gradient-brand: linear-gradient(135deg, #00E5FF 0%, #B44CFF 100%);
      --gradient-gold: linear-gradient(135deg, #FFC96B 0%, #FF8A4B 100%);
      --radius-lg: 26px;
      --radius-md: 16px;
      --radius-sm: 10px;
      --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.25);
      --shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(0, 229, 255, 0.08);
      --shadow-glow: 0 0 20px rgba(0, 229, 255, 0.15);
      --font-body: -apple-system, 'Noto Sans SC', 'HarmonyOS Sans SC', 'Microsoft YaHei', sans-serif;
      --font-num: 'Rajdhani', 'Oswald', sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-body);
      background: var(--bg-body);
      color: var(--text-primary);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    img {
      max-width: 100%;
      display: block;
      border: 0;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: color .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease, transform .25s ease;
    }

    button {
      border: none;
      background: none;
      cursor: pointer;
      font-family: inherit;
    }

    ul,
    ol {
      list-style: none;
    }

    .grid-container {
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 16px;
      padding-right: 16px;
      width: 100%;
    }

    .section {
      padding-block: clamp(56px, 8vw, 100px);
      position: relative;
    }

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

    .section-title {
      font-size: clamp(26px, 3.8vw, 38px);
      font-weight: 700;
      line-height: 1.3;
      letter-spacing: -0.5px;
      margin-bottom: 8px;
    }

    .section-subtitle {
      color: var(--text-secondary);
      font-size: 15px;
      margin-bottom: 40px;
      max-width: 640px;
    }

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

    .section-head .section-title {
      margin-bottom: 4px;
    }

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

    /* ===== Header ===== */
    .site-header {
      background: rgba(11, 15, 26, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 2px solid transparent;
      border-image: linear-gradient(90deg, #00E5FF, #B44CFF) 1;
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 20px;
    }

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

    .logo-icon {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      background: var(--gradient-brand);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #08101c;
      font-size: 17px;
      box-shadow: 0 0 16px rgba(0, 229, 255, 0.3);
    }

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

    .logo-text em {
      font-style: normal;
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      font-weight: 700;
      margin-left: 2px;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }

    .nav-item {
      padding: 8px 16px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      position: relative;
      transition: color .25s ease, box-shadow .25s ease, background .25s ease;
    }

    .nav-item:hover {
      color: var(--primary-neon);
      background: rgba(0, 229, 255, 0.06);
    }

    .nav-item.active {
      color: var(--primary-neon);
      box-shadow: 0 2px 12px var(--neon-glow);
      background: rgba(0, 229, 255, 0.08);
    }

    .nav-item.active::after {
      content: '';
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 3px;
      height: 2px;
      border-radius: 2px;
      background: var(--gradient-brand);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 600;
      font-size: 14px;
      line-height: 1.2;
      padding: 12px 22px;
      border-radius: var(--radius-sm);
      transition: all .25s ease;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--gradient-brand);
      color: #08101c;
      box-shadow: 0 4px 18px rgba(0, 229, 255, 0.22);
    }

    .btn-primary:hover {
      filter: brightness(1.1);
      box-shadow: 0 0 22px rgba(0, 229, 255, 0.4);
      transform: translateY(-1px);
    }

    .btn-primary:active {
      transform: translateY(1px);
      box-shadow: 0 2px 10px rgba(0, 229, 255, 0.25);
    }

    .btn-secondary {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.25);
      color: var(--text-primary);
    }

    .btn-secondary:hover {
      border-color: var(--primary-neon);
      color: var(--primary-neon);
      box-shadow: 0 0 16px rgba(0, 229, 255, 0.15);
    }

    .btn-lg {
      padding: 16px 34px;
      font-size: 16px;
      border-radius: 14px;
    }

    .btn-sm {
      padding: 9px 18px;
      font-size: 13px;
      border-radius: 10px;
    }

    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      color: var(--text-primary);
      font-size: 18px;
      align-items: center;
      justify-content: center;
      transition: all .25s ease;
    }

    .nav-toggle:hover {
      border-color: var(--primary-neon);
      color: var(--primary-neon);
    }

    /* ===== Hero ===== */
    .hero {
      position: relative;
      padding: clamp(70px, 9vw, 120px) 0;
      background: linear-gradient(90deg, rgba(11, 15, 26, 0.94), rgba(11, 15, 26, 0.72)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
      border-bottom: 1px solid var(--border-default);
      overflow: hidden;
    }

    .hero::before {
      content: '';
      position: absolute;
      top: 0;
      right: 0;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(0, 229, 255, 0.18), transparent 60%);
      pointer-events: none;
    }

    .hero-inner {
      display: grid;
      grid-template-columns: 7fr 5fr;
      gap: 48px;
      align-items: center;
    }

    .hero-content {
      position: relative;
      z-index: 2;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 229, 255, 0.09);
      border: 1px solid rgba(0, 229, 255, 0.25);
      color: var(--primary-neon);
      font-size: 13px;
      font-weight: 600;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 22px;
      letter-spacing: 0.3px;
    }

    .hero-tag i {
      font-size: 12px;
    }

    .hero h1 {
      font-size: clamp(34px, 5.5vw, 54px);
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.5px;
      margin-bottom: 18px;
    }

    .hero h1 span {
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .hero-desc {
      font-size: 17px;
      line-height: 1.8;
      color: var(--text-secondary);
      max-width: 480px;
      margin-bottom: 34px;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    .hero-card {
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      box-shadow: var(--shadow-card);
      position: relative;
      z-index: 2;
      overflow: hidden;
    }

    .hero-card::before {
      content: '';
      position: absolute;
      bottom: -50px;
      left: 50%;
      transform: translateX(-50%);
      width: 200px;
      height: 120px;
      background: var(--gradient-brand);
      opacity: 0.15;
      filter: blur(50px);
      pointer-events: none;
    }

    .hero-card-title {
      font-size: 14px;
      color: var(--text-secondary);
      margin-bottom: 18px;
      letter-spacing: 0.4px;
    }

    .data-badges {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    .data-badge {
      background: rgba(0, 229, 255, 0.06);
      border: 1px solid rgba(0, 229, 255, 0.2);
      border-radius: 16px;
      padding: 18px 10px;
      text-align: center;
    }

    .data-badge .num {
      font-family: var(--font-num);
      font-size: 26px;
      font-weight: 700;
      color: var(--primary-neon);
      line-height: 1.2;
      text-shadow: 0 0 16px rgba(0, 229, 255, 0.3);
    }

    .data-badge .label {
      font-size: 12px;
      color: var(--text-secondary);
      margin-top: 4px;
      line-height: 1.4;
    }

    /* ===== Trust Bar ===== */
    .trust-bar {
      background: var(--bg-section);
      padding: 22px 0;
      border-bottom: 1px solid var(--border-default);
    }

    .trust-list {
      display: flex;
      justify-content: space-around;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }

    .trust-item {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--text-secondary);
      font-size: 14px;
      font-weight: 500;
      padding: 6px 0;
    }

    .trust-item i {
      color: var(--primary-neon);
      font-size: 16px;
      width: 22px;
      text-align: center;
    }

    /* ===== Feature Cards ===== */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-lg);
      padding: 28px 22px;
      transition: all .3s ease;
    }

    .feature-card:hover {
      background: var(--bg-card-hover);
      border-color: var(--border-strong);
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }

    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: rgba(0, 229, 255, 0.1);
      border: 1px solid rgba(0, 229, 255, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-neon);
      font-size: 20px;
      margin-bottom: 18px;
      transition: all .3s ease;
    }

    .feature-card:hover .feature-icon {
      background: var(--gradient-brand);
      color: #08101c;
      box-shadow: 0 0 18px rgba(0, 229, 255, 0.35);
    }

    .feature-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }

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

    /* ===== Report Cards ===== */
    .report-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .report-card {
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: all .35s ease;
      display: flex;
      flex-direction: column;
    }

    .report-card:hover {
      transform: translateY(-5px);
      border-color: var(--border-strong);
      box-shadow: var(--shadow-hover);
    }

    .report-cover {
      position: relative;
      aspect-ratio: 4 / 3;
      overflow: hidden;
      background: #0d1322;
    }

    .report-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transform: scale(1.01);
      transition: transform .4s ease;
    }

    .report-card:hover .report-cover img {
      transform: scale(1.08);
    }

    .cover-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 50%, rgba(11, 15, 26, 0.9));
      display: flex;
      align-items: flex-end;
      padding: 16px;
    }

    .cover-tag {
      background: rgba(0, 229, 255, 0.9);
      color: #08101c;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 999px;
      letter-spacing: 0.3px;
    }

    .report-body {
      padding: 20px 20px 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .report-body h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
      line-height: 1.4;
    }

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

    .report-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-top: 16px;
      font-size: 13px;
      color: var(--text-disabled);
    }

    .report-meta i {
      color: var(--primary-neon);
      margin-right: 4px;
    }

    /* ===== Scenarios ===== */
    .scenario-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 44px;
      align-items: center;
    }

    .scenario-list {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .scenario-item {
      display: flex;
      gap: 16px;
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: all .3s ease;
    }

    .scenario-item:hover {
      border-color: var(--border-strong);
      box-shadow: var(--shadow-card);
      transform: translateX(4px);
    }

    .scenario-icon {
      flex-shrink: 0;
      width: 46px;
      height: 46px;
      border-radius: 12px;
      background: rgba(180, 76, 255, 0.12);
      border: 1px solid rgba(180, 76, 255, 0.25);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--secondary-neon);
      font-size: 17px;
    }

    .scenario-item h3 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .scenario-item p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    .scenario-visual {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-default);
      box-shadow: var(--shadow-card);
      position: relative;
    }

    .scenario-visual img {
      width: 100%;
      display: block;
    }

    .visual-note {
      position: absolute;
      bottom: 14px;
      left: 14px;
      right: 14px;
      background: rgba(11, 15, 26, 0.82);
      backdrop-filter: blur(8px);
      border: 1px solid var(--border-default);
      border-radius: 14px;
      padding: 12px 16px;
      font-size: 13px;
      color: var(--text-secondary);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .visual-note i {
      color: var(--primary-neon);
    }

    /* ===== Process ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      counter-reset: step;
    }

    .process-item {
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-lg);
      padding: 28px 22px;
      text-align: center;
      position: relative;
      transition: all .3s ease;
    }

    .process-item:hover {
      transform: translateY(-4px);
      border-color: var(--border-strong);
      box-shadow: var(--shadow-hover);
    }

    .process-item::before {
      counter-increment: step;
      content: counter(step, decimal-leading-zero);
      font-family: var(--font-num);
      font-size: 34px;
      font-weight: 700;
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      line-height: 1;
      display: block;
      margin-bottom: 14px;
    }

    .process-item h3 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .process-item p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* ===== FAQ ===== */
    .faq-list {
      max-width: 820px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color .3s ease, box-shadow .3s ease;
    }

    .faq-item.active {
      border-color: var(--border-strong);
      box-shadow: 0 0 20px rgba(0, 229, 255, 0.06);
    }

    .faq-q {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 28px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-primary);
      text-align: left;
      background: transparent;
      transition: color .25s ease;
    }

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

    .faq-q .faq-icon {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      border: 1px solid var(--border-default);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: var(--text-secondary);
      flex-shrink: 0;
      transition: all .3s ease;
    }

    .faq-item.active .faq-q .faq-icon {
      border-color: var(--primary-neon);
      color: var(--primary-neon);
      transform: rotate(45deg);
      background: rgba(0, 229, 255, 0.08);
    }

    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height .35s ease;
    }

    .faq-item.active .faq-a {
      max-height: 240px;
    }

    .faq-a-inner {
      padding: 0 28px 22px;
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
      border-left: 3px solid transparent;
    }

    .faq-item.active .faq-a-inner {
      border-left-color: var(--primary-neon);
      padding-left: 28px;
    }

    /* ===== CTA ===== */
    .cta-section {
      background: linear-gradient(180deg, rgba(11, 15, 26, 0.92), rgba(11, 15, 26, 0.88)), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
      text-align: center;
      padding: clamp(70px, 8vw, 110px) 0;
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      top: -80px;
      left: 50%;
      transform: translateX(-50%);
      width: 500px;
      height: 200px;
      background: radial-gradient(ellipse, rgba(0, 229, 255, 0.16), transparent 70%);
      pointer-events: none;
    }

    .cta-title {
      font-size: clamp(28px, 4vw, 42px);
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .cta-title span {
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .cta-desc {
      color: var(--text-secondary);
      font-size: 16px;
      max-width: 520px;
      margin: 0 auto 34px;
      line-height: 1.8;
    }

    .cta-badges {
      display: flex;
      justify-content: center;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 22px;
    }

    .cta-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 500;
      color: var(--text-secondary);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-default);
      padding: 6px 14px;
      border-radius: 999px;
    }

    .cta-badge i {
      color: var(--primary-neon);
      font-size: 12px;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: #080c15;
      border-top: 1px solid var(--border-default);
      padding: 60px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.4fr;
      gap: 36px;
      padding-bottom: 40px;
    }

    .footer-brand .logo {
      margin-bottom: 14px;
    }

    .footer-desc {
      font-size: 14px;
      line-height: 1.8;
      color: var(--text-secondary);
      margin-top: 12px;
      max-width: 300px;
    }

    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--text-primary);
    }

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

    .footer-col ul a {
      font-size: 14px;
      color: var(--text-secondary);
      transition: color .25s ease;
    }

    .footer-col ul a:hover {
      color: var(--primary-neon);
    }

    .footer-contact p {
      font-size: 14px;
      color: var(--text-secondary);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
      line-height: 1.6;
    }

    .footer-contact i {
      color: var(--primary-neon);
      width: 16px;
      text-align: center;
    }

    .footer-bottom {
      border-top: 1px solid var(--border-default);
      padding: 20px 0;
      text-align: center;
      font-size: 13px;
      color: var(--text-disabled);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .feature-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .report-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-inner {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .hero-card {
        max-width: 480px;
      }
      .scenario-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: #0F1524;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        gap: 6px;
        border-bottom: 2px solid var(--border-default);
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
        display: none;
        margin-left: 0;
        z-index: 99;
      }
      .main-nav.open {
        display: flex;
      }
      .nav-item {
        padding: 14px 16px;
        border-radius: 12px;
      }
      .nav-item.active::after {
        left: 16px;
        right: auto;
        width: 40px;
        bottom: auto;
        top: 50%;
        transform: translateY(-50%);
        height: 20px;
        border-radius: 4px;
        background: transparent;
        border-left: 3px solid var(--primary-neon);
      }
      .nav-toggle {
        display: inline-flex;
      }
      .header-actions .btn-sm {
        display: none;
      }
      .feature-grid {
        grid-template-columns: 1fr;
      }
      .report-grid {
        grid-template-columns: 1fr;
      }
      .process-grid {
        grid-template-columns: 1fr;
      }
      .trust-list {
        justify-content: flex-start;
        gap: 10px;
      }
      .trust-item {
        width: calc(50% - 10px);
        font-size: 13px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-bottom: 24px;
      }
      .scenario-item {
        flex-direction: column;
        gap: 12px;
      }
    }

    @media (max-width: 520px) {
      .section {
        padding-block: 48px;
      }
      .hero h1 {
        font-size: 32px;
      }
      .hero-desc {
        font-size: 15px;
      }
      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .hero-actions .btn {
        justify-content: center;
      }
      .data-badges {
        grid-template-columns: 1fr;
        gap: 8px;
      }
      .report-grid {
        grid-template-columns: 1fr;
      }
      .process-grid {
        grid-template-columns: 1fr;
      }
      .cta-badges {
        flex-direction: column;
        align-items: center;
      }
      .cta-badge {
        width: 100%;
        justify-content: center;
      }
      .faq-q {
        padding: 16px 18px;
        font-size: 15px;
      }
      .faq-a-inner {
        padding: 0 18px 18px;
      }
      .footer-bottom {
        padding: 18px 16px;
      }
    }