/* roulang page: index */
:root {
  --primary: #0B1B2B;
  --primary-2: #10263A;
  --accent: #26F0D0;
  --accent-dark: #1CC9AE;
  --warning: #FF7A45;
  --bg-deep: #050B14;
  --bg-content: #0B1622;
  --text-heading: #F2F7FA;
  --text-body: #C6D3DE;
  --text-muted: #8A9BA9;
  --text-disabled: #4A5A68;
  --glass-bg: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.10);
  --radius-card: 18px;
  --radius-btn: 10px;
  --radius-input: 12px;
  --shadow-card: 0 8px 32px rgba(0,0,0,0.30), 0 0 16px rgba(38,240,208,0.04);
  --shadow-hover: 0 16px 48px rgba(0,0,0,0.40), 0 0 24px rgba(38,240,208,0.10);
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", sans-serif;
  --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  --nav-height: 72px;
  --container-max: 1200px;
  --section-pad: 100px;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-family);
  background: var(--bg-deep);
  color: var(--text-body);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s ease;
}
a:hover {
  color: #7CF5E2;
}
img {
  max-width: 100%;
  display: block;
}
button {
  border: none;
  background: none;
  font-family: inherit;
}
input,
textarea {
  font-family: inherit;
}
ul {
  list-style: none;
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: var(--section-pad) 0;
  position: relative;
}
.section-head {
  text-align: center;
  margin-bottom: 48px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(38,240,208,0.08);
  border: 1px solid rgba(38,240,208,0.20);
  padding: 4px 14px;
  border-radius: 30px;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.section-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--accent);
}
.section-head h2 {
  font-size: 38px;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -0.5px;
  line-height: 1.25;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--text-muted);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto;
}
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.glass-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12%;
  width: 180px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 30px;
  background: linear-gradient(135deg, var(--accent), #1BB8A0);
  color: #04100E;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(38,240,208,0.6);
  box-shadow: 0 0 20px rgba(38,240,208,0.25);
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #5EF7DF, #26D4B8);
  color: #04100E;
  box-shadow: 0 0 32px rgba(38,240,208,0.4);
  transform: translateY(-2px);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 0 12px rgba(38,240,208,0.3);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 30px;
  background: rgba(255,255,255,0.05);
  color: var(--text-heading);
  font-weight: 600;
  font-size: 15px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.30);
  color: #fff;
  transform: translateY(-2px);
}
.btn-secondary:active {
  transform: translateY(0);
}
.badge-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 30px;
  background: rgba(38,240,208,0.10);
  color: var(--accent);
  border: 1px solid rgba(38,240,208,0.22);
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.decor-live-dot {
  position: fixed;
  top: 84px;
  right: 26px;
  z-index: 999;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  pointer-events: none;
}
.decor-live-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid rgba(38,240,208,0.5);
  animation: livePulse 2.2s ease-out infinite;
}
@keyframes livePulse {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(2.0); opacity: 0; }
}
/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(5, 11, 20, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), #1BB8A0);
  color: #04100E;
  border-radius: 10px;
  font-size: 14px;
  box-shadow: 0 0 16px rgba(38,240,208,0.25);
}
.brand-text {
  color: var(--text-heading);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-link {
  display: inline-block;
  padding: 8px 14px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.25s ease;
  position: relative;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--text-heading);
  background: rgba(255,255,255,0.03);
}
.nav-link.active {
  color: var(--text-heading);
  font-weight: 600;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  box-shadow: 0 0 8px rgba(38,240,208,0.5);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.command-search {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 220px;
  height: 40px;
  padding: 0 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 10px;
  color: var(--text-muted);
  font-size: 13px;
  cursor: text;
  transition: all 0.3s ease;
}
.command-search i {
  color: var(--text-muted);
  font-size: 14px;
}
.command-search .search-shortcut {
  margin-left: auto;
  font-size: 12px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 2px 6px;
  border-radius: 6px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.command-search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(38,240,208,0.12);
  width: 260px;
  background: rgba(255,255,255,0.08);
}
.btn-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 22px;
  background: linear-gradient(135deg, var(--accent), #1BB8A0);
  color: #04100E;
  font-weight: 700;
  font-size: 14px;
  border-radius: 10px;
  border: 1px solid rgba(38,240,208,0.5);
  box-shadow: 0 0 12px rgba(38,240,208,0.18);
  transition: all 0.3s ease;
  white-space: nowrap;
}
.btn-login:hover {
  color: #04100E;
  box-shadow: 0 0 24px rgba(38,240,208,0.35);
  transform: translateY(-2px);
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.05);
  color: var(--text-heading);
  font-size: 18px;
  cursor: pointer;
  transition: all 0.25s ease;
}
.nav-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.mobile-header-actions {
  display: none;
}
/* ===== Hero ===== */
.hero-section {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  background: var(--bg-deep);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.45;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(110deg, rgba(5,11,20,0.98) 15%, rgba(5,11,20,0.72) 50%, rgba(5,11,20,0.30) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 60px;
  align-items: center;
  width: 100%;
}
.hero-text {
  max-width: 640px;
}
.hero-quick-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(38,240,208,0.08);
  border: 1px solid rgba(38,240,208,0.16);
  padding: 5px 14px;
  border-radius: 30px;
  margin-bottom: 22px;
}
.hero-dot {
  font-size: 8px;
  animation: heroBlink 1.8s infinite;
}
@keyframes heroBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-text h1 {
  font-size: 50px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}
.hero-text h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero-sub {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-actions .btn-primary,
.hero-actions .btn-secondary {
  min-width: 150px;
}
.hero-countdown {
  padding: 32px 28px;
}
.hero-countdown .countdown-label {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.hero-countdown .countdown-label i {
  color: var(--warning);
}
.hero-countdown .cd-match-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 20px;
  line-height: 1.4;
}
.hero-countdown .countdown-display {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 16px;
}
.hero-countdown .countdown-display .cd-num {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  color: var(--warning);
  background: rgba(255,122,69,0.10);
  border: 1px solid rgba(255,122,69,0.18);
  border-radius: 12px;
  padding: 8px 12px;
  min-width: 72px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  box-shadow: inset 0 0 12px rgba(255,122,69,0.05);
}
.hero-countdown .countdown-display .cd-sep {
  font-family: var(--font-mono);
  font-size: 30px;
  color: var(--warning);
  opacity: 0.6;
}
.hero-countdown .countdown-date {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.hero-countdown .btn-primary {
  width: 100%;
}
.hero-stats {
  display: flex;
  gap: 28px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.hero-stat {
  display: flex;
  flex-direction: column;
}
.hero-stat .stat-num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.2;
}
.hero-stat .stat-label {
  font-size: 13px;
  color: var(--text-muted);
}
/* ===== 直播预告 ===== */
.schedule-section {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-content) 100%);
}
.schedule-timeline {
  position: relative;
  padding-left: 0;
}
.schedule-timeline::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 10px;
  bottom: 20px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent) 0%, rgba(38,240,208,0.15) 70%, transparent 100%);
}
.schedule-item {
  position: relative;
  padding-left: 64px;
  margin-bottom: 30px;
}
.schedule-item::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 34px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 4px solid #0B1622;
  box-shadow: 0 0 0 2px rgba(38,240,208,0.35);
  z-index: 1;
}
.schedule-card {
  padding: 20px;
  transition: all 0.35s ease;
}
.schedule-card:hover {
  transform: translateY(-4px);
  border-color: rgba(38,240,208,0.35);
  box-shadow: var(--shadow-hover);
}
.match-card-inner {
  display: grid;
  grid-template-columns: 240px 1fr auto;
  gap: 24px;
  align-items: center;
}
.match-cover {
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 10;
  background: #0E1E2D;
}
.match-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.match-cover:hover img {
  transform: scale(1.05);
}
.live-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(255,70,70,0.9);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.live-tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
  animation: heroBlink 1.2s infinite;
}
.match-info {
  min-width: 0;
}
.match-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.match-time {
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.match-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 12px;
  line-height: 1.35;
}
.match-points {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.match-points li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.4;
}
.match-points li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 6px rgba(38,240,208,0.5);
}
.match-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  min-width: 140px;
}
.match-countdown {
  text-align: right;
}
.match-countdown .mc-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.match-countdown .mc-time {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--warning);
  font-variant-numeric: tabular-nums;
  letter-spacing: 1px;
}
.match-actions .btn-secondary {
  min-height: 38px;
  padding: 6px 16px;
  font-size: 13px;
  width: 100%;
}
.match-actions .link-entry {
  font-size: 14px;
  color: var(--accent);
  font-weight: 500;
  transition: all 0.25s ease;
}
.match-actions .link-entry:hover {
  color: #7CF5E2;
  text-decoration: underline;
}
.match-actions .link-entry i {
  margin-left: 4px;
  font-size: 12px;
}
.replay-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: #4ADE80;
  background: rgba(74,222,128,0.10);
  border: 1px solid rgba(74,222,128,0.20);
  padding: 2px 10px;
  border-radius: 20px;
}
.replay-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #4ADE80;
}
/* ===== 最新资讯 ===== */
.news-section {
  background: var(--bg-deep);
  position: relative;
}
.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.news-card {
  padding: 26px 28px;
  transition: all 0.3s ease;
}
.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(38,240,208,0.30);
  box-shadow: var(--shadow-hover);
}
.news-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.news-date {
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.news-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.45;
  margin-bottom: 10px;
}
.news-card h3 a {
  color: var(--text-heading);
  transition: color 0.25s;
}
.news-card h3 a:hover {
  color: var(--accent);
}
.news-card p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}
.read-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.25s;
}
.read-more:hover {
  gap: 10px;
  color: #7CF5E2;
}
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 70px 20px;
  color: var(--text-muted);
  background: rgba(255,255,255,0.02);
  border: 1px dashed rgba(255,255,255,0.10);
  border-radius: var(--radius-card);
}
.empty-state i {
  font-size: 42px;
  margin-bottom: 14px;
  color: var(--text-disabled);
}
.empty-state p {
  font-size: 16px;
}
/* ===== 栏目导览 ===== */
.columns-section {
  background: var(--bg-content);
  position: relative;
}
.columns-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(38,240,208,0.15), transparent);
}
.columns-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.column-card {
  display: flex;
  gap: 20px;
  padding: 30px 28px;
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-card);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}
.column-card:hover {
  transform: translateY(-4px);
  border-color: rgba(38,240,208,0.35);
  box-shadow: var(--shadow-hover);
}
.column-card::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(38,240,208,0.08), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.column-icon {
  flex-shrink: 0;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(38,240,208,0.15), rgba(38,240,208,0.04));
  border: 1px solid rgba(38,240,208,0.25);
  border-radius: 14px;
  color: var(--accent);
  font-size: 22px;
}
.column-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 8px;
}
.column-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 12px;
}
.column-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.25s;
}
.column-card:hover .column-link {
  gap: 10px;
}
/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-deep);
}
.faq-accordion {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item:hover {
  border-color: rgba(38,240,208,0.20);
}
.faq-header {
  padding: 0;
}
.faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 24px;
  color: var(--text-heading);
  font-size: 17px;
  font-weight: 600;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: all 0.3s ease;
}
.faq-btn:hover {
  color: var(--accent);
}
.faq-btn i.fa-circle-question {
  color: var(--accent);
  font-size: 18px;
  flex-shrink: 0;
}
.faq-btn .faq-arrow {
  margin-left: auto;
  font-size: 14px;
  color: var(--text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-btn[aria-expanded="true"] .faq-arrow {
  transform: rotate(180deg);
  color: var(--accent);
}
.faq-btn[aria-expanded="true"] {
  color: var(--accent);
}
.faq-body {
  padding: 0 24px 22px 54px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}
/* ===== CTA ===== */
.cta-section {
  padding: 80px 0 100px;
  background: linear-gradient(180deg, var(--bg-deep), var(--bg-content));
}
.cta-banner {
  background: linear-gradient(135deg, rgba(38,240,208,0.10), rgba(255,122,69,0.05)), rgba(11,22,34,0.85);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(38,240,208,0.18);
  border-radius: 24px;
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(38,240,208,0.12), transparent 70%);
  border-radius: 50%;
}
.cta-banner h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 8px;
  line-height: 1.3;
}
.cta-banner p {
  font-size: 16px;
  color: var(--text-muted);
}
.cta-actions {
  display: flex;
  gap: 14px;
  flex-shrink: 0;
  flex-wrap: wrap;
}
/* ===== 页脚 ===== */
.site-footer {
  background: #040810;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.footer-brand h3 {
  color: var(--text-heading);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 260px;
}
.footer-col h4 {
  color: var(--text-heading);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  padding: 5px 0;
  transition: all 0.2s;
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-col p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
.footer-bottom {
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-disabled);
}
.footer-bottom a {
  color: var(--text-disabled);
}
.footer-bottom a:hover {
  color: var(--accent);
}
/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
  .command-search {
    width: 180px;
  }
  .command-search:focus-within {
    width: 210px;
  }
  .match-card-inner {
    grid-template-columns: 200px 1fr auto;
    gap: 18px;
  }
}
@media (max-width: 991.98px) {
  :root {
    --section-pad: 72px;
  }
  .nav-toggle {
    display: flex;
  }
  .header-actions {
    display: none;
  }
  .nav-collapse {
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(5,11,20,0.96);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: 12px 24px 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .nav-collapse.show {
    display: flex;
  }
  .main-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    width: 100%;
  }
  .nav-link {
    padding: 12px 14px;
    font-size: 15px;
    border-radius: 10px;
  }
  .nav-link.active {
    background: rgba(38,240,208,0.06);
  }
  .nav-link.active::after {
    display: none;
  }
  .mobile-header-actions {
    display: flex;
    margin-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 14px;
  }
  .mobile-header-actions .btn-login {
    width: 100%;
  }
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-countdown {
    max-width: 400px;
  }
  .match-card-inner {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .match-cover {
    aspect-ratio: 16 / 7;
  }
  .match-actions {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
  }
  .match-countdown {
    text-align: left;
  }
  .match-actions .btn-secondary {
    width: auto;
  }
  .news-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .columns-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .cta-banner {
    flex-direction: column;
    text-align: center;
    padding: 40px 24px;
  }
  .cta-actions {
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 767.98px) {
  :root {
    --section-pad: 56px;
  }
  .container {
    padding: 0 18px;
  }
  .hero-text h1 {
    font-size: 34px;
  }
  .hero-sub {
    font-size: 15px;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    min-width: 130px;
    padding: 10px 20px;
    font-size: 14px;
  }
  .hero-countdown .countdown-display .cd-num {
    font-size: 30px;
    min-width: 60px;
    padding: 6px 8px;
  }
  .schedule-item {
    padding-left: 50px;
  }
  .schedule-timeline::before {
    left: 15px;
  }
  .schedule-item::before {
    left: 8px;
    width: 14px;
    height: 14px;
  }
  .schedule-card {
    padding: 16px;
  }
  .match-name {
    font-size: 18px;
  }
  .section-head h2 {
    font-size: 28px;
  }
  .section-head p {
    font-size: 14px;
  }
  .column-card {
    flex-direction: column;
    gap: 12px;
    padding: 22px;
  }
  .faq-btn {
    font-size: 15px;
    padding: 18px 16px;
  }
  .faq-body {
    padding: 0 16px 18px 30px;
  }
  .cta-banner h2 {
    font-size: 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 575.98px) {
  .hero-text h1 {
    font-size: 28px;
  }
  .hero-sub {
    font-size: 14px;
  }
  .hero-countdown {
    padding: 24px 18px;
  }
  .hero-countdown .countdown-display .cd-num {
    font-size: 24px;
    min-width: 50px;
  }
  .hero-countdown .countdown-display .cd-sep {
    font-size: 22px;
  }
  .match-countdown .mc-time {
    font-size: 22px;
  }
  .news-card {
    padding: 20px;
  }
  .news-card h3 {
    font-size: 17px;
  }
  .brand-text {
    font-size: 16px;
  }
  .column-icon {
    width: 46px;
    height: 46px;
    font-size: 18px;
  }
  .column-body h3 {
    font-size: 17px;
  }
}

/* roulang page: article */
:root{
  --primary-dark:#0B1B2B;
  --primary-deep:#10263A;
  --electric-cyan:#26F0D0;
  --alert-orange:#FF7A45;
  --bg-deep:#050B14;
  --bg-container:#0B1622;
  --glass-bg:rgba(255,255,255,0.04);
  --glass-border:rgba(255,255,255,0.10);
  --text-main:#F2F7FA;
  --text-body:#C6D3DE;
  --text-muted:#8A9BA9;
  --text-disabled:#4A5A68;
  --radius-btn:10px;
  --radius-input:12px;
  --radius-card:18px;
  --radius-img:14px;
  --shadow-card:0 20px 50px rgba(0,0,0,0.35),0 0 40px rgba(38,240,208,0.04),0 0 20px rgba(255,122,69,0.02);
  --nav-height:72px;
  --container-max:1200px;
  --font-main:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-mono:"Roboto Mono",ui-monospace,SFMono-Regular,Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--bg-deep);
  color:var(--text-body);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  top:0;left:0;width:100%;height:100%;
  background:
    radial-gradient(ellipse at 20% 0%,rgba(38,240,208,0.05) 0%,transparent 50%),
    radial-gradient(ellipse at 80% 100%,rgba(255,122,69,0.04) 0%,transparent 50%),
    linear-gradient(180deg,#050B14 0%,#0A141F 50%,#050B14 100%);
  z-index:-1;
  pointer-events:none;
}
a{color:var(--electric-cyan);text-decoration:none;transition:all .3s ease}
a:hover{color:#7FF5E3}
img{max-width:100%;height:auto}
.container{max-width:var(--container-max);padding-left:24px;padding-right:24px}
.btn{border-radius:var(--radius-btn);font-weight:600;padding:12px 28px;transition:all .3s ease;border:none}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg,rgba(38,240,208,0.9),rgba(38,240,208,0.7));
  color:#041014;
  box-shadow:0 8px 30px rgba(38,240,208,0.25);
}
.btn-primary:hover{
  color:#041014;
  background:linear-gradient(135deg,#4DF5DC,#26F0D0);
  box-shadow:0 10px 40px rgba(38,240,208,0.4);
  transform:translateY(-2px);
}
.btn-outline{
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  color:var(--text-main);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.btn-outline:hover{
  border-color:rgba(255,255,255,0.3);
  color:#fff;
  transform:translateY(-2px);
  background:rgba(255,255,255,0.08);
}
.pre-header{background:var(--bg-deep);border-bottom:1px solid rgba(255,255,255,0.06);padding:10px 0;font-size:13px;color:var(--text-muted)}
.pre-header .container{display:flex;justify-content:space-between;align-items:center}
.pre-header .live-dot{display:inline-flex;align-items:center;gap:6px}
.live-dot i{color:var(--electric-cyan);animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.main-nav{
  background:rgba(5,11,20,0.85);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(255,255,255,0.06);
  position:sticky;
  top:0;
  z-index:1000;
  min-height:var(--nav-height);
}
.nav-container{
  max-width:var(--container-max);
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:var(--nav-height);
  gap:24px;
}
.brand-link{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:var(--text-main);
  letter-spacing:0.5px;
  white-space:nowrap;
}
.brand-link:hover{color:var(--text-main);text-decoration:none}
.brand-icon{
  width:36px;height:36px;
  background:linear-gradient(135deg,var(--electric-cyan),#0B8F7A);
  border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  color:#041014;font-size:18px;
  box-shadow:0 4px 15px rgba(38,240,208,0.3);
  flex-shrink:0;
}
.main-nav nav{display:flex;gap:4px;align-items:center}
.nav-link{
  color:var(--text-body);
  font-size:15px;
  font-weight:500;
  padding:8px 14px;
  border-radius:8px;
  transition:all .3s ease;
  position:relative;
  white-space:nowrap;
}
.nav-link:hover{color:var(--text-main);background:rgba(255,255,255,0.05);text-decoration:none}
.nav-link.active{color:var(--electric-cyan)}
.nav-link.active::after{
  content:"";
  position:absolute;
  bottom:2px;left:14px;right:14px;
  height:2px;
  background:var(--electric-cyan);
  border-radius:2px;
  box-shadow:0 0 8px rgba(38,240,208,0.6);
}
.nav-actions{display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;
  align-items:center;
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.10);
  border-radius:10px;
  padding:8px 14px;
  width:230px;
  gap:8px;
  transition:all .3s ease;
}
.search-box:hover{border-color:rgba(38,240,208,0.4)}
.search-box:focus-within{
  border-color:var(--electric-cyan);
  box-shadow:0 0 0 3px rgba(38,240,208,0.15);
  width:260px;
}
.search-box i{color:var(--text-muted);font-size:14px}
.search-box input{
  background:transparent;border:none;outline:none;
  color:var(--text-main);font-size:14px;width:100%;
}
.search-box input::placeholder{color:var(--text-disabled)}
.search-kbd{
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--text-muted);
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:4px;
  padding:2px 5px;
  white-space:nowrap;
}
.nav-cta{
  padding:9px 20px;
  font-size:14px;
  border-radius:9px;
  background:linear-gradient(135deg,rgba(38,240,208,0.9),rgba(38,240,208,0.7));
  color:#041014;
  font-weight:600;
  box-shadow:0 4px 20px rgba(38,240,208,0.2);
  transition:all .3s ease;
  border:none;
  cursor:pointer;
  white-space:nowrap;
}
.nav-cta:hover{
  background:linear-gradient(135deg,#4DF5DC,#26F0D0);
  color:#041014;
  transform:translateY(-1px);
  box-shadow:0 8px 30px rgba(38,240,208,0.35);
}
.mobile-toggle{display:none;background:none;border:none;color:var(--text-main);font-size:24px;cursor:pointer;padding:4px 8px}

.article-banner{
  position:relative;
  padding:90px 0 60px;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
}
.article-banner::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(5,11,20,0.95) 0%,rgba(5,11,20,0.8) 50%,rgba(5,11,20,0.6) 100%);
}
.article-banner .container{position:relative;z-index:2}
.article-header-card{
  background:var(--glass-bg);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-card);
  padding:48px 50px;
  max-width:920px;
  box-shadow:var(--shadow-card);
  position:relative;
  overflow:hidden;
}
.article-header-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(38,240,208,0.4),transparent);
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:14px;
  color:var(--text-muted);
  margin-bottom:24px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--electric-cyan);text-decoration:none}
.breadcrumb .bc-sep{color:var(--text-disabled)}
.breadcrumb .bc-current{color:var(--electric-cyan);font-weight:500}
.article-kicker{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(38,240,208,0.12);
  border:1px solid rgba(38,240,208,0.25);
  color:var(--electric-cyan);
  font-size:13px;
  font-weight:600;
  padding:5px 14px;
  border-radius:20px;
  margin-bottom:18px;
}
.article-title{
  font-size:40px;
  line-height:1.3;
  color:var(--text-main);
  font-weight:700;
  margin-bottom:20px;
  letter-spacing:0.5px;
}
.article-meta{
  display:flex;
  align-items:center;
  gap:20px;
  font-size:14px;
  color:var(--text-muted);
  flex-wrap:wrap;
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:var(--electric-cyan)}
.meta-divider{width:1px;height:14px;background:rgba(255,255,255,0.15)}

.article-container{
  padding:60px 0 80px;
}
.article-layout{
  display:grid;
  grid-template-columns:1fr;
  gap:0;
  max-width:920px;
  margin:0 auto;
}
.article-main{
  background:var(--glass-bg);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-card);
  padding:50px;
  box-shadow:var(--shadow-card);
}
.article-body{
  font-size:17px;
  line-height:1.85;
  color:var(--text-body);
}
.article-body h2{
  font-size:26px;
  color:var(--text-main);
  margin:36px 0 16px;
  font-weight:700;
  letter-spacing:0.3px;
  position:relative;
  padding-left:16px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  background:linear-gradient(180deg,var(--electric-cyan),rgba(38,240,208,0.3));
  border-radius:3px;
}
.article-body h3{
  font-size:21px;
  color:var(--text-main);
  margin:28px 0 14px;
  font-weight:600;
}
.article-body p{margin-bottom:18px}
.article-body ul,.article-body ol{
  margin-bottom:20px;
  padding-left:22px;
}
.article-body li{margin-bottom:8px}
.article-body ul li::marker{color:var(--electric-cyan)}
.article-body a{color:var(--electric-cyan);border-bottom:1px solid rgba(38,240,208,0.3)}
.article-body a:hover{color:#7FF5E3;border-bottom-color:#7FF5E3;text-decoration:none}
.article-body blockquote{
  background:rgba(38,240,208,0.06);
  border-left:3px solid var(--electric-cyan);
  border-radius:0 12px 12px 0;
  padding:18px 22px;
  margin:24px 0;
  color:var(--text-body);
  font-style:normal;
}
.article-body img{
  border-radius:var(--radius-img);
  border:1px solid rgba(255,255,255,0.12);
  margin:20px 0;
  width:100%;
  object-fit:cover;
}
.article-body code{
  background:rgba(38,240,208,0.1);
  color:var(--electric-cyan);
  padding:2px 8px;
  border-radius:4px;
  font-size:14px;
  font-family:var(--font-mono);
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:20px 0;
  border-radius:12px;
  overflow:hidden;
}
.article-body table th{
  background:rgba(38,240,208,0.1);
  color:var(--text-main);
  padding:12px 16px;
  text-align:left;
  font-weight:600;
}
.article-body table td{
  padding:10px 16px;
  border-top:1px solid rgba(255,255,255,0.06);
}

.not-found{
  text-align:center;
  padding:80px 20px;
}
.not-found i{font-size:52px;color:var(--text-disabled);display:block;margin-bottom:20px}
.not-found h2{font-size:28px;color:var(--text-main);margin-bottom:12px}
.not-found p{color:var(--text-muted);margin-bottom:28px}
.not-found .btn{margin-top:8px}

.related-section{
  padding:50px 0 0;
  margin-top:40px;
  border-top:1px solid rgba(255,255,255,0.08);
}
.related-title{
  font-size:22px;
  color:var(--text-main);
  font-weight:700;
  margin-bottom:24px;
  display:flex;
  align-items:center;
  gap:12px;
}
.related-title::after{
  content:"";
  flex:1;
  height:1px;
  background:linear-gradient(90deg,rgba(255,255,255,0.15),transparent);
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.related-card{
  display:flex;
  flex-direction:column;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:all .35s ease;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  height:100%;
}
.related-card:hover{
  transform:translateY(-4px);
  border-color:rgba(38,240,208,0.35);
  box-shadow:0 16px 40px rgba(0,0,0,0.35),0 0 30px rgba(38,240,208,0.06);
}
.related-card .rc-cover{
  width:100%;
  height:140px;
  object-fit:cover;
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.related-card .rc-body{
  padding:18px 20px;
  flex:1;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.related-card .rc-tag{
  font-size:12px;
  color:var(--electric-cyan);
  background:rgba(38,240,208,0.1);
  border-radius:14px;
  padding:3px 12px;
  display:inline-block;
  width:fit-content;
  font-weight:500;
}
.related-card h4{
  font-size:16px;
  font-weight:600;
  color:var(--text-main);
  margin:0;
  line-height:1.4;
  transition:color .3s ease;
}
.related-card:hover h4{color:var(--electric-cyan)}
.related-card p{
  font-size:13px;
  color:var(--text-muted);
  margin:0;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.back-link{
  margin-top:40px;
  text-align:center;
}

.notice-band{
  background:linear-gradient(135deg,rgba(38,240,208,0.08),rgba(255,122,69,0.04));
  border:1px solid rgba(38,240,208,0.15);
  border-radius:var(--radius-card);
  padding:32px 40px;
  margin-top:50px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.notice-band-content h4{
  color:var(--text-main);
  font-size:20px;
  margin-bottom:8px;
}
.notice-band-content p{
  color:var(--text-muted);
  margin:0;
  font-size:14px;
}
.notice-band .btn{white-space:nowrap}

.site-footer{
  background:#040810;
  border-top:1px solid rgba(255,255,255,0.08);
  padding:60px 0 0;
  margin-top:40px;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(38,240,208,0.3),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
}
.footer-brand h3{
  font-size:20px;
  color:var(--text-main);
  font-weight:700;
  margin-bottom:14px;
}
.footer-brand p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.7;
  max-width:300px;
}
.footer-col h4{
  font-size:16px;
  color:var(--text-main);
  font-weight:600;
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  color:var(--text-muted);
  font-size:14px;
  padding:6px 0;
  transition:all .3s ease;
}
.footer-col a:hover{
  color:var(--electric-cyan);
  text-decoration:none;
  padding-left:6px;
}
.footer-col p{
  font-size:13px;
  color:var(--text-muted);
  line-height:1.7;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.06);
  padding:22px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-disabled);
}
.footer-bottom a{
  color:var(--text-muted);
  font-size:13px;
}
.footer-bottom a:hover{color:var(--electric-cyan);text-decoration:none}

@media (max-width:992px){
  .nav-container{flex-wrap:wrap;padding:0 16px}
  .main-nav nav{
    display:none;
    flex-direction:column;
    width:100%;
    padding:16px 0;
    gap:4px;
    order:4;
  }
  .main-nav nav.show{display:flex}
  .nav-link{padding:12px 16px;width:100%}
  .nav-link.active::after{display:none}
  .search-box{display:none}
  .mobile-toggle{display:block}
  .article-header-card{padding:36px 30px}
  .article-title{font-size:32px}
  .article-main{padding:36px 28px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .related-grid{grid-template-columns:1fr}
  .article-header-card{padding:28px 22px}
  .article-title{font-size:27px}
  .article-main{padding:26px 20px}
  .article-body{font-size:16px;line-height:1.75}
  .article-meta{flex-direction:column;align-items:flex-start;gap:8px}
  .meta-divider{display:none}
  .article-banner{padding:60px 0 40px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .notice-band{padding:24px;flex-direction:column;text-align:center}
  .nav-cta{padding:8px 16px;font-size:13px}
  .brand-link{font-size:16px}
  .article-container{padding:40px 0 60px}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .brand-icon{width:30px;height:30px;font-size:15px}
  .brand-link{font-size:14px;gap:7px}
  .nav-cta{display:none}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center}
  .article-header-card::before{border-radius:var(--radius-card)}
  .related-card .rc-cover{height:120px}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
    :root {
      --primary: #10263A;
      --primary-light: #1A3A52;
      --accent: #26F0D0;
      --accent-hover: #64F8E2;
      --accent-soft: rgba(38, 240, 208, 0.14);
      --warn: #FF7A45;
      --warn-soft: rgba(255, 122, 69, 0.12);
      --bg-dark: #050B14;
      --bg-panel: #0B1622;
      --glass-bg: rgba(255, 255, 255, 0.04);
      --glass-border: rgba(255, 255, 255, 0.10);
      --glass-highlight: rgba(255, 255, 255, 0.14);
      --text-main: #F2F7FA;
      --text-body: #C6D3DE;
      --text-muted: #8A9BA9;
      --text-disabled: #4A5A68;
      --radius-sm: 10px;
      --radius-md: 14px;
      --radius-lg: 18px;
      --shadow-card: 0 12px 40px rgba(38, 240, 208, 0.06), 0 4px 20px rgba(255, 122, 69, 0.04);
      --shadow-hover: 0 20px 50px rgba(38, 240, 208, 0.12), 0 8px 30px rgba(255, 122, 69, 0.06);
      --font-cn: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, monospace;
      --nav-height: 72px;
      --container-max: 1200px;
      --section-space: 100px;
      --transition: all .3s cubic-bezier(.4, 0, .2, 1);
    }

    /* ===== Reset 基础 ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-cn);
      background: var(--bg-dark);
      color: var(--text-body);
      font-size: 16px;
      line-height: 1.75;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: var(--accent); transition: var(--transition); }
    a:hover { color: var(--accent-hover); }
    ul, ol { list-style: none; }
    button { border: none; background: none; font-family: inherit; }
    input, button, textarea { font-family: inherit; }

    /* ===== 通用容器 ===== */
    .container-custom {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
    }
    @media (max-width: 768px) {
      .container-custom { padding: 0 18px; }
    }

    section { position: relative; }

    /* ===== 导航 ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: var(--nav-height);
      background: rgba(5, 11, 20, 0.72);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      z-index: 1000;
      transition: var(--transition);
    }
    .site-header .container-custom {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: 0.5px;
      white-space: nowrap;
      transition: var(--transition);
    }
    .brand-logo:hover { color: var(--accent); }
    .brand-logo .logo-dot {
      width: 28px;
      height: 28px;
      border-radius: 8px;
      background: linear-gradient(135deg, var(--accent), #0E9E8A);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      color: #04120E;
      box-shadow: 0 0 16px rgba(38, 240, 208, 0.35);
      flex-shrink: 0;
    }
    .brand-logo .logo-text {
      font-size: 17px;
      font-weight: 700;
      background: linear-gradient(90deg, var(--text-main), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      margin-left: 20px;
    }
    .main-nav .nav-link {
      display: inline-block;
      padding: 8px 14px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-body);
      border-radius: var(--radius-sm);
      position: relative;
      transition: var(--transition);
      white-space: nowrap;
    }
    .main-nav .nav-link::after {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 2px;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
      transform: scaleX(0);
      transform-origin: center;
      transition: transform .3s ease;
    }
    .main-nav .nav-link:hover {
      color: var(--text-main);
      background: rgba(255, 255, 255, 0.04);
    }
    .main-nav .nav-link:hover::after,
    .main-nav .nav-link.active::after { transform: scaleX(1); }
    .main-nav .nav-link.active {
      color: var(--accent);
      font-weight: 600;
    }
    .nav-right {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-left: auto;
    }
    .nav-search {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 220px;
      height: 40px;
      padding: 0 14px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.10);
      border-radius: var(--radius-sm);
      color: var(--text-muted);
      font-size: 13px;
      cursor: text;
      transition: var(--transition);
    }
    .nav-search:hover { border-color: rgba(38, 240, 208, 0.3); }
    .nav-search:focus-within {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(38, 240, 208, 0.15);
      width: 260px;
      background: rgba(255, 255, 255, 0.07);
    }
    .nav-search .search-icon { color: var(--text-muted); font-size: 13px; }
    .nav-search .kbd-hint {
      margin-left: auto;
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: 6px;
      padding: 2px 6px;
      letter-spacing: 0.5px;
    }
    .btn-login {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 40px;
      padding: 0 20px;
      background: linear-gradient(135deg, var(--accent), #12B8A2);
      color: #04120E;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      white-space: nowrap;
      border: none;
    }
    .btn-login:hover {
      background: linear-gradient(135deg, var(--accent-hover), #1BCDB6);
      color: #04120E;
      box-shadow: 0 4px 24px rgba(38, 240, 208, 0.35);
      transform: translateY(-1px);
    }
    .nav-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-main);
      font-size: 18px;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(255, 255, 255, 0.08);
    }
    @media (max-width: 992px) {
      .main-nav {
        display: none;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: rgba(5, 11, 20, 0.98);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        gap: 4px;
        padding: 18px 20px 24px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        margin-left: 0;
      }
      .main-nav.open { display: flex; }
      .main-nav .nav-link { padding: 12px 14px; font-size: 16px; }
      .nav-search { display: none; }
      .nav-toggle { display: flex; }
      .btn-login { padding: 0 16px; }
    }
    @media (max-width: 520px) {
      .brand-logo .logo-text { font-size: 15px; }
      .brand-logo .logo-dot { width: 24px; height: 24px; }
      .btn-login { padding: 0 12px; font-size: 13px; }
    }

    /* ===== 按钮 ===== */
    .btn-main {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 50px;
      padding: 0 28px;
      background: linear-gradient(135deg, var(--accent), #12B8A2);
      color: #04120E;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      border: none;
      box-shadow: 0 4px 24px rgba(38, 240, 208, 0.25);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-main:hover {
      background: linear-gradient(135deg, var(--accent-hover), #1BCDB6);
      color: #04120E;
      box-shadow: 0 8px 32px rgba(38, 240, 208, 0.4);
      transform: translateY(-2px);
    }
    .btn-main:active { transform: translateY(0); box-shadow: 0 2px 12px rgba(38, 240, 208, 0.25); }
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 50px;
      padding: 0 28px;
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-main);
      font-size: 15px;
      font-weight: 500;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.14);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.08);
      color: var(--accent);
      border-color: var(--accent);
      transform: translateY(-2px);
    }
    .btn-ghost:active { transform: translateY(0); }
    .btn-sm {
      height: 38px;
      padding: 0 18px;
      font-size: 14px;
    }
    .btn-warn {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 38px;
      padding: 0 18px;
      background: var(--warn-soft);
      color: var(--warn);
      font-size: 14px;
      font-weight: 500;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 122, 69, 0.25);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-warn:hover {
      background: rgba(255, 122, 69, 0.18);
      color: var(--warn);
      border-color: var(--warn);
    }

    /* ===== Hero 区域 ===== */
    .page-hero {
      position: relative;
      min-height: 640px;
      display: flex;
      align-items: center;
      padding-top: var(--nav-height);
      overflow: hidden;
    }
    .page-hero .hero-bg {
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-1.webp');
      background-size: cover;
      background-position: center;
      z-index: 0;
    }
    .page-hero .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, #050B14 0%, rgba(5, 11, 20, 0.85) 50%, rgba(5, 11, 20, 0.55) 100%);
      z-index: 1;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      padding-top: 40px;
      padding-bottom: 40px;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(38, 240, 208, 0.3);
      border-radius: 50px;
      font-size: 13px;
      color: var(--text-body);
      margin-bottom: 22px;
    }
    .live-dot {
      width: 8px;
      height: 8px;
      background: var(--accent);
      border-radius: 50%;
      position: relative;
    }
    .live-dot::after {
      content: "";
      position: absolute;
      inset: -4px;
      border-radius: 50%;
      background: rgba(38, 240, 208, 0.4);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0% { transform: scale(0.6); opacity: 1; }
      100% { transform: scale(1.8); opacity: 0; }
    }
    .hero-content h1 {
      font-size: 48px;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.2;
      margin-bottom: 18px;
      letter-spacing: 1px;
    }
    .hero-content h1 .text-accent {
      color: var(--accent);
      text-shadow: 0 0 30px rgba(38, 240, 208, 0.4);
    }
    .hero-sub {
      font-size: 17px;
      color: var(--text-body);
      max-width: 560px;
      margin-bottom: 32px;
      line-height: 1.7;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 44px;
    }
    .hero-stats {
      display: flex;
      gap: 36px;
      flex-wrap: wrap;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .stat-item {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .stat-num {
      font-family: var(--font-mono);
      font-size: 28px;
      font-weight: 600;
      color: var(--accent);
      font-variant-numeric: tabular-nums;
    }
    .stat-label {
      font-size: 13px;
      color: var(--text-muted);
    }
    @media (max-width: 768px) {
      .page-hero { min-height: 560px; }
      .hero-content h1 { font-size: 36px; }
      .hero-sub { font-size: 15px; }
      .hero-actions { gap: 12px; }
      .hero-stats { gap: 24px; }
      .stat-num { font-size: 24px; }
    }
    @media (max-width: 520px) {
      .page-hero { min-height: 520px; }
      .hero-content h1 { font-size: 30px; }
      .hero-sub { font-size: 14px; }
      .btn-main, .btn-ghost { height: 46px; padding: 0 20px; font-size: 14px; }
    }

    /* ===== 板块标题 ===== */
    .section-head {
      text-align: center;
      margin-bottom: 56px;
      max-width: 720px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-head .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--accent);
      text-transform: uppercase;
      letter-spacing: 3px;
      margin-bottom: 14px;
      padding: 4px 14px;
      background: var(--accent-soft);
      border-radius: 50px;
      border: 1px solid rgba(38, 240, 208, 0.2);
    }
    .section-head h2 {
      font-size: 38px;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .section-head p {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    @media (max-width: 768px) {
      .section-head { margin-bottom: 40px; }
      .section-head h2 { font-size: 28px; }
      .section-head p { font-size: 14px; }
    }

    /* ===== 平台优势 ===== */
    .feature-section {
      padding: var(--section-space) 0;
      background: var(--bg-panel);
    }
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: var(--glass-bg);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    .feature-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--glass-highlight), transparent);
    }
    .feature-card:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.3);
      box-shadow: var(--shadow-hover);
    }
    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--accent-soft);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: var(--accent);
      margin-bottom: 20px;
      border: 1px solid rgba(38, 240, 208, 0.2);
    }
    .feature-card h3 {
      font-size: 19px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .feature-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }
    @media (max-width: 992px) {
      .feature-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 520px) {
      .feature-grid { grid-template-columns: 1fr; }
      .feature-card { padding: 24px 20px; }
    }

    /* ===== 直播项目分类 ===== */
    .category-section {
      padding: var(--section-space) 0;
    }
    .category-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .cat-card {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--glass-border);
      transition: var(--transition);
      display: block;
      background: var(--bg-panel);
    }
    .cat-card:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.35);
      box-shadow: var(--shadow-hover);
    }
    .cat-card .cat-img {
      height: 180px;
      background-size: cover;
      background-position: center;
      position: relative;
    }
    .cat-card .cat-img::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(5, 11, 20, 0.95), transparent 70%);
    }
    .cat-card .cat-body {
      padding: 20px 22px 24px;
    }
    .cat-card h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .cat-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .cat-card .cat-link {
      font-size: 14px;
      font-weight: 500;
      color: var(--accent);
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: var(--transition);
    }
    .cat-card .cat-link:hover { gap: 10px; }
    @media (max-width: 992px) {
      .category-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 520px) {
      .category-grid { grid-template-columns: 1fr; }
    }

    /* ===== 观赛流程 ===== */
    .process-section {
      padding: var(--section-space) 0;
      background: var(--bg-panel);
    }
    .process-steps {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
      counter-reset: step;
      max-width: 960px;
      margin: 0 auto;
    }
    .step-item {
      position: relative;
      text-align: center;
      padding: 36px 28px;
      background: var(--glass-bg);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      transition: var(--transition);
    }
    .step-item:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.3);
      box-shadow: var(--shadow-hover);
    }
    .step-num {
      width: 48px;
      height: 48px;
      margin: 0 auto 18px;
      background: linear-gradient(135deg, var(--accent), #12B8A2);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-mono);
      font-size: 20px;
      font-weight: 600;
      color: #04120E;
      box-shadow: 0 4px 20px rgba(38, 240, 208, 0.3);
    }
    .step-item h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .step-item p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }
    @media (max-width: 768px) {
      .process-steps { grid-template-columns: 1fr; gap: 20px; }
    }

    /* ===== 精选赛事 ===== */
    .live-section {
      padding: var(--section-space) 0;
    }
    .live-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
      max-width: 960px;
      margin: 0 auto;
    }
    .live-card {
      display: flex;
      align-items: center;
      gap: 24px;
      background: var(--glass-bg);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      padding: 18px;
      transition: var(--transition);
      position: relative;
    }
    .live-card:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.3);
      box-shadow: var(--shadow-hover);
    }
    .live-card .live-cover {
      width: 200px;
      height: 126px;
      border-radius: var(--radius-md);
      background-size: cover;
      background-position: center;
      flex-shrink: 0;
      position: relative;
    }
    .live-card .live-tag {
      position: absolute;
      top: 8px;
      left: 8px;
      padding: 3px 10px;
      font-size: 12px;
      font-weight: 600;
      border-radius: 6px;
      background: rgba(0, 0, 0, 0.6);
      backdrop-filter: blur(4px);
      color: var(--accent);
      border: 1px solid rgba(38, 240, 208, 0.3);
    }
    .live-card .live-status {
      position: absolute;
      top: 8px;
      right: 8px;
      padding: 3px 10px;
      font-size: 11px;
      font-weight: 600;
      border-radius: 6px;
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .live-status.status-live {
      background: rgba(38, 240, 208, 0.2);
      color: var(--accent);
      border: 1px solid rgba(38, 240, 208, 0.3);
    }
    .live-status.status-upcoming {
      background: rgba(255, 122, 69, 0.2);
      color: var(--warn);
      border: 1px solid rgba(255, 122, 69, 0.3);
    }
    .live-status.status-replay {
      background: rgba(255, 255, 255, 0.1);
      color: var(--text-body);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .live-info {
      flex: 1;
      min-width: 0;
    }
    .live-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }
    .live-meta .meta-time {
      font-family: var(--font-mono);
      color: var(--accent);
      font-weight: 500;
    }
    .live-info h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .live-points {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 4px;
    }
    .live-point {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-size: 13px;
      color: var(--text-body);
    }
    .live-point i {
      width: 4px;
      height: 4px;
      border-radius: 50%;
      background: var(--accent);
      display: inline-block;
    }
    .live-actions {
      display: flex;
      flex-direction: column;
      gap: 8px;
      align-items: flex-end;
      flex-shrink: 0;
    }
    .live-actions .btn-sm {
      min-width: 96px;
      justify-content: center;
    }
    .live-actions .replay-link {
      font-size: 13px;
      color: var(--text-muted);
      transition: var(--transition);
    }
    .live-actions .replay-link:hover { color: var(--accent); }
    @media (max-width: 768px) {
      .live-card {
        flex-direction: column;
        align-items: stretch;
        padding: 14px;
      }
      .live-card .live-cover {
        width: 100%;
        height: 160px;
      }
      .live-actions {
        flex-direction: row;
        align-items: center;
        justify-content: flex-end;
        gap: 12px;
      }
    }
    @media (max-width: 520px) {
      .live-card .live-cover { height: 130px; }
      .live-info h3 { font-size: 16px; }
    }

    /* ===== 相关分类互链 ===== */
    .related-section {
      padding: var(--section-space) 0;
      background: var(--bg-panel);
    }
    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      max-width: 960px;
      margin: 0 auto;
    }
    .related-card {
      display: flex;
      align-items: center;
      gap: 18px;
      padding: 24px 22px;
      background: var(--glass-bg);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      transition: var(--transition);
    }
    .related-card:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.3);
      box-shadow: var(--shadow-hover);
    }
    .related-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--accent-soft);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: var(--accent);
      flex-shrink: 0;
      border: 1px solid rgba(38, 240, 208, 0.2);
    }
    .related-card h3 {
      font-size: 17px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .related-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }
    @media (max-width: 768px) {
      .related-grid { grid-template-columns: 1fr; gap: 16px; }
    }

    /* ===== FAQ ===== */
    .faq-section {
      padding: var(--section-space) 0;
    }
    .faq-wrap {
      max-width: 820px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: var(--glass-bg);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item:hover { border-color: rgba(38, 240, 208, 0.25); }
    .faq-item .faq-question {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      cursor: pointer;
      width: 100%;
      text-align: left;
      background: none;
      border: none;
      transition: var(--transition);
    }
    .faq-item .faq-question:hover { color: var(--accent); }
    .faq-item .faq-q-icon {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: var(--accent-soft);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      color: var(--accent);
      flex-shrink: 0;
    }
    .faq-item .faq-arrow {
      margin-left: auto;
      color: var(--text-muted);
      transition: transform .3s ease;
      font-size: 14px;
      flex-shrink: 0;
    }
    .faq-item .faq-answer {
      padding: 0 24px 22px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.8;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 16px;
      margin-left: 70px;
    }
    .faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--accent); }
    .faq-item.open { border-color: rgba(38, 240, 208, 0.3); }
    @media (max-width: 520px) {
      .faq-item .faq-answer { margin-left: 0; }
      .faq-item .faq-question { padding: 16px 18px; font-size: 15px; }
      .faq-item .faq-answer { padding: 0 18px 18px; }
    }

    /* ===== CTA ===== */
    .cta-section {
      padding: 60px 0 var(--section-space);
    }
    .cta-banner {
      position: relative;
      padding: 60px 48px;
      border-radius: 24px;
      overflow: hidden;
      background: linear-gradient(135deg, rgba(16, 38, 58, 0.95), rgba(5, 11, 20, 0.9));
      border: 1px solid rgba(38, 240, 208, 0.25);
      text-align: center;
    }
    .cta-banner::before {
      content: "";
      position: absolute;
      top: -30%;
      right: -10%;
      width: 300px;
      height: 300px;
      background: radial-gradient(circle, rgba(38, 240, 208, 0.2), transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .cta-banner::after {
      content: "";
      position: absolute;
      bottom: -40%;
      left: -5%;
      width: 260px;
      height: 260px;
      background: radial-gradient(circle, rgba(255, 122, 69, 0.15), transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .cta-banner h2 {
      position: relative;
      z-index: 1;
      font-size: 34px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
    }
    .cta-banner p {
      position: relative;
      z-index: 1;
      font-size: 16px;
      color: var(--text-muted);
      margin-bottom: 28px;
      max-width: 560px;
      margin-left: auto;
      margin-right: auto;
    }
    .cta-banner .btn-main {
      position: relative;
      z-index: 1;
    }
    @media (max-width: 768px) {
      .cta-section { padding-top: 40px; }
      .cta-banner { padding: 40px 24px; }
      .cta-banner h2 { font-size: 26px; }
      .cta-banner p { font-size: 14px; }
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: #040810;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 68px;
      padding-bottom: 28px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .footer-brand h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-brand h3 .logo-dot-mini {
      width: 22px;
      height: 22px;
      border-radius: 7px;
      background: linear-gradient(135deg, var(--accent), #12B8A2);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 10px;
      color: #04120E;
    }
    .footer-brand p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      max-width: 360px;
    }
    .footer-col h4 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 18px;
      position: relative;
      padding-bottom: 10px;
    }
    .footer-col h4::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 28px;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }
    .footer-col a {
      display: block;
      font-size: 14px;
      color: var(--text-muted);
      padding: 5px 0;
      transition: var(--transition);
    }
    .footer-col a:hover {
      color: var(--accent);
      padding-left: 4px;
    }
    .footer-col p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      padding-top: 28px;
      font-size: 13px;
      color: var(--text-disabled);
    }
    .footer-bottom a {
      color: var(--text-muted);
      font-size: 13px;
    }
    .footer-bottom a:hover { color: var(--accent); }
    @media (max-width: 992px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
    }
    @media (max-width: 520px) {
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .footer-bottom { flex-direction: column; text-align: center; }
    }

    /* ===== 通用动画 ===== */
    .fade-up {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .fade-up.visible {
      opacity: 1;
      transform: translateY(0);
    }

/* roulang page: category2 */
:root {
            --bg-deep: #050B14;
            --bg-body: #0B1622;
            --bg-panel: #0B1B2B;
            --bg-glass: rgba(255, 255, 255, 0.04);
            --bg-glass-bright: rgba(255, 255, 255, 0.08);
            --border-glass: rgba(255, 255, 255, 0.10);
            --border-glass-bright: rgba(255, 255, 255, 0.18);
            --primary: #26F0D0;
            --primary-dark: #0EA38A;
            --accent: #FF7A45;
            --text-main: #F2F7FA;
            --text-body: #C6D3DE;
            --text-muted: #8A9BA9;
            --text-disabled: #4A5A68;
            --radius-card: 18px;
            --radius-btn: 10px;
            --radius-input: 12px;
            --shadow-card: 0 10px 40px rgba(38, 240, 208, 0.06), 0 4px 20px rgba(255, 122, 69, 0.04);
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
            --nav-height: 72px;
            --container-max: 1200px;
            --section-gap: 110px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        body::before {
            content: "";
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background:
                radial-gradient(ellipse 60% 50% at 85% 0%, rgba(38, 240, 208, 0.06) 0%, transparent 70%),
                radial-gradient(ellipse 50% 40% at 10% 100%, rgba(255, 122, 69, 0.04) 0%, transparent 70%),
                linear-gradient(180deg, #060D16 0%, #050B14 100%);
            pointer-events: none;
            z-index: 0;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .3s ease;
        }
        a:hover {
            color: #6ff5df;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 14px;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }
        .section-pad {
            padding: var(--section-gap) 0;
        }
        @media (max-width: 992px) {
            :root {
                --section-gap: 70px;
            }
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(5, 11, 20, 0.72);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background .3s ease, box-shadow .3s ease;
        }
        .site-header.scrolled {
            background: rgba(5, 11, 20, 0.9);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            height: var(--nav-height);
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 9px;
            background: linear-gradient(135deg, var(--primary) 0%, rgba(38, 240, 208, 0.15) 100%);
            position: relative;
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(38, 240, 208, 0.25);
        }
        .logo-mark::after {
            content: "";
            position: absolute;
            inset: 8px;
            border-radius: 4px;
            background: var(--bg-deep);
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            height: 100%;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            height: 100%;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            height: 36px;
            padding: 0 14px;
            border-radius: 8px;
            color: var(--text-body);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            line-height: 1;
            transition: color .25s, background .25s;
        }
        .nav-link:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            box-shadow: 0 0 12px rgba(38, 240, 208, 0.6);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            height: 100%;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            width: 240px;
            height: 40px;
            padding: 0 14px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            transition: width .3s, border-color .3s, box-shadow .3s;
            cursor: text;
        }
        .search-box:focus-within {
            width: 280px;
            border-color: rgba(38, 240, 208, 0.5);
            box-shadow: 0 0 0 3px rgba(38, 240, 208, 0.12);
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            flex: 1;
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-main);
            font-size: 14px;
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .search-box kbd {
            font-family: var(--font-mono);
            font-size: 11px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.06);
            padding: 2px 6px;
            border-radius: 4px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .btn {
            border-radius: var(--radius-btn);
            font-weight: 600;
            transition: all .3s ease;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, #68e6d4 100%);
            color: #061B17;
            border: none;
            box-shadow: 0 4px 20px rgba(38, 240, 208, 0.25);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #4ff5dd 0%, #8df0e0 100%);
            color: #061B17;
            box-shadow: 0 6px 30px rgba(38, 240, 208, 0.35);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 10px rgba(38, 240, 208, 0.2);
        }
        .btn-outline-light {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--text-main);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.35);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline-light:active {
            transform: translateY(1px);
        }
        .btn-accent {
            background: rgba(255, 122, 69, 0.14);
            border: 1px solid rgba(255, 122, 69, 0.4);
            color: #FFB08D;
        }
        .btn-accent:hover {
            background: rgba(255, 122, 69, 0.25);
            color: #FFCDB0;
            border-color: rgba(255, 122, 69, 0.6);
        }
        .mobile-toggle {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            width: 40px;
            height: 40px;
            color: var(--text-main);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .mobile-menu {
            background: rgba(7, 15, 24, 0.98);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 20px 24px;
        }
        .mobile-menu .nav-link {
            display: block;
            width: 100%;
            height: auto;
            padding: 12px 16px;
            font-size: 16px;
            border-radius: 10px;
        }
        .mobile-menu .nav-link.active {
            background: rgba(38, 240, 208, 0.08);
        }
        .mobile-menu .nav-link.active::after {
            display: none;
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: 160px 0 80px;
            background: linear-gradient(to right, rgba(5, 11, 20, 0.92) 0%, rgba(5, 11, 20, 0.7) 60%, rgba(5, 11, 20, 0.4) 100%), url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .page-hero .badge-live {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(38, 240, 208, 0.1);
            border: 1px solid rgba(38, 240, 208, 0.25);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .page-hero .badge-live .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            position: relative;
        }
        .page-hero .badge-live .pulse-dot::after {
            content: "";
            position: absolute;
            inset: -4px;
            border-radius: 50%;
            border: 2px solid rgba(38, 240, 208, 0.5);
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% {
                transform: scale(0.6);
                opacity: 0.8;
            }
            100% {
                transform: scale(1.6);
                opacity: 0;
            }
        }
        .page-hero h1 {
            font-size: 46px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .page-hero h1 .highlight {
            color: var(--primary);
        }
        .page-hero p.lead {
            font-size: 18px;
            max-width: 560px;
            color: var(--text-body);
            margin-bottom: 32px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-stats .stat-item .stat-num {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            font-variant-numeric: tabular-nums;
        }
        .hero-stats .stat-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 130px 0 60px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-stats {
                gap: 20px;
            }
        }

        /* ===== Section Head ===== */
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }
        .section-head .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(38, 240, 208, 0.08);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .section-head h2 {
            font-size: 36px;
            color: var(--text-main);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
        }
        @media (max-width: 768px) {
            .section-head h2 {
                font-size: 26px;
            }
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 992px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
        }
        .feature-card {
            position: relative;
            background: var(--bg-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: transform .3s ease, border-color .3s, box-shadow .3s;
            overflow: hidden;
        }
        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(38, 240, 208, 0.4), transparent);
        }
        .feature-card:hover {
            transform: translateY(-4px);
            border-color: rgba(38, 240, 208, 0.3);
            box-shadow: 0 12px 40px rgba(38, 240, 208, 0.08), 0 4px 16px rgba(0, 0, 0, 0.2);
        }
        .feature-card .icon-wrap {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 22px;
            background: linear-gradient(135deg, rgba(38, 240, 208, 0.15) 0%, rgba(38, 240, 208, 0.02) 100%);
            border: 1px solid rgba(38, 240, 208, 0.2);
            color: var(--primary);
        }
        .feature-card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== Coverage ===== */
        .coverage-section {
            background: linear-gradient(180deg, rgba(11, 22, 34, 0.4) 0%, rgba(5, 11, 20, 0.2) 100%);
        }
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 992px) {
            .coverage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .coverage-grid {
                grid-template-columns: 1fr;
            }
        }
        .coverage-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: transform .3s, border-color .3s, box-shadow .3s;
        }
        .coverage-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform .6s ease;
        }
        .coverage-card:hover img {
            transform: scale(1.04);
        }
        .coverage-card::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(5, 11, 20, 0.85) 0%, rgba(5, 11, 20, 0.15) 60%, transparent 100%);
        }
        .coverage-card .coverage-info {
            position: relative;
            z-index: 2;
            padding: 24px;
            width: 100%;
        }
        .coverage-card .coverage-info h3 {
            color: var(--text-main);
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .coverage-card .coverage-info p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
        }
        .coverage-card:hover {
            border-color: rgba(38, 240, 208, 0.35);
            box-shadow: 0 12px 36px rgba(38, 240, 208, 0.08);
            transform: translateY(-3px);
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--bg-deep);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            position: relative;
        }
        @media (max-width: 992px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }
        .process-step {
            position: relative;
            text-align: center;
            padding: 32px 20px;
        }
        .process-step .step-num {
            width: 48px;
            height: 48px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: rgba(38, 240, 208, 0.1);
            border: 1px solid rgba(38, 240, 208, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 18px;
            color: var(--primary);
        }
        .process-step h3 {
            font-size: 18px;
            color: var(--text-main);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }
        .process-step:not(:last-child)::after {
            content: "";
            position: absolute;
            top: 56px;
            right: -24px;
            width: 48px;
            height: 1px;
            background: linear-gradient(90deg, rgba(38, 240, 208, 0.4), transparent);
        }
        @media (max-width: 992px) {
            .process-step:nth-child(2)::after {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .process-step::after {
                display: none !important;
            }
        }

        /* ===== Preview List ===== */
        .preview-section {
            background: linear-gradient(180deg, rgba(11, 22, 34, 0.3), rgba(5, 11, 20, 0.4));
        }
        .preview-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 980px;
            margin: 0 auto;
        }
        .preview-item {
            display: flex;
            align-items: center;
            gap: 24px;
            background: var(--bg-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 20px;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: transform .3s, border-color .3s, box-shadow .3s;
        }
        .preview-item:hover {
            transform: translateY(-3px);
            border-color: rgba(38, 240, 208, 0.3);
            box-shadow: 0 10px 36px rgba(38, 240, 208, 0.07);
        }
        .preview-item .preview-cover {
            width: 220px;
            height: 130px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .preview-item .preview-info {
            flex: 1;
            min-width: 0;
        }
        .preview-item .preview-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }
        .preview-item .preview-time {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--accent);
            font-variant-numeric: tabular-nums;
            font-weight: 600;
        }
        .preview-item .preview-tag {
            font-size: 12px;
            color: var(--primary);
            background: rgba(38, 240, 208, 0.08);
            padding: 2px 10px;
            border-radius: 12px;
            border: 1px solid rgba(38, 240, 208, 0.15);
        }
        .preview-item h3 {
            font-size: 20px;
            color: var(--text-main);
            font-weight: 600;
            margin-bottom: 8px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .preview-item .preview-points {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .preview-item .preview-points span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .preview-item .preview-points i {
            font-size: 5px;
            color: var(--primary);
        }
        .preview-item .preview-actions {
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: flex-end;
            flex-shrink: 0;
        }
        .preview-item .btn {
            white-space: nowrap;
        }
        @media (max-width: 768px) {
            .preview-item {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px;
            }
            .preview-item .preview-cover {
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 9;
            }
            .preview-item .preview-actions {
                flex-direction: row;
                align-items: center;
                width: 100%;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-deep);
        }
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-glass);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s;
        }
        .faq-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(38, 240, 208, 0.3);
        }
        .faq-item .accordion-button {
            background: transparent;
            color: var(--text-main);
            font-size: 16px;
            font-weight: 500;
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            border-radius: 14px !important;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .faq-item .accordion-button::after {
            flex-shrink: 0;
        }
        .faq-item .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            filter: brightness(1.5);
        }
        .faq-item .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(38, 240, 208, 0.2);
        }
        .faq-item .accordion-button .fa-circle-question {
            color: var(--primary);
            font-size: 18px;
        }
        .faq-item .accordion-body {
            color: var(--text-muted);
            font-size: 15px;
            padding: 0 20px 18px 50px;
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            position: relative;
            background: linear-gradient(120deg, rgba(11, 27, 43, 0.9), rgba(5, 11, 20, 0.8)), url('/assets/images/backpic/back-3.webp') no-repeat center center / cover;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .cta-box {
            max-width: 840px;
            margin: 0 auto;
            text-align: center;
            background: rgba(255, 255, 255, 0.045);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 24px;
            padding: 56px 40px;
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
        }
        .cta-box h2 {
            font-size: 34px;
            color: var(--text-main);
            font-weight: 700;
            margin-bottom: 16px;
        }
        .cta-box p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-box .btn {
            padding: 12px 32px;
            font-size: 16px;
        }
        @media (max-width: 768px) {
            .cta-box {
                padding: 40px 24px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #040810;
            padding: 70px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-brand h3 {
            color: var(--text-main);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
            max-width: 340px;
        }
        .footer-col h4 {
            color: var(--text-main);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 14px;
            padding: 4px 0;
            transition: color .25s;
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-col p {
            color: var(--text-muted);
            font-size: 13px;
            line-height: 1.7;
            margin: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            color: var(--text-disabled);
            font-size: 13px;
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }
        @media (max-width: 520px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        /* ===== Micro Decor ===== */
        .live-signal {
            position: fixed;
            top: 88px;
            right: 24px;
            z-index: 999;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.03);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(8px);
            pointer-events: none;
        }
        .live-signal .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            animation: pulse 1.8s infinite;
        }
        @media (max-width: 992px) {
            .live-signal {
                display: none;
            }
        }

        /* focus accessibility */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(38, 240, 208, 0.6);
            outline-offset: 2px;
        }

        /* Bootstrap override : ensure no blue default */
        .btn {
            --bs-btn-focus-shadow-rgb: 38, 240, 208;
        }
        .accordion-button:not(.collapsed) {
            color: var(--text-main);
            background: rgba(38, 240, 208, 0.04);
        }

/* roulang page: category3 */
:root {
      --primary: #0B1B2B;
      --primary-light: #10263A;
      --accent: #26F0D0;
      --accent-hover: #5ef7df;
      --warning: #FF7A45;
      --bg-dark: #050B14;
      --bg-container: #0B1622;
      --glass-bg: rgba(255,255,255,0.04);
      --glass-border: rgba(255,255,255,0.10);
      --text-main: #F2F7FA;
      --text-body: #C6D3DE;
      --text-secondary: #8A9BA9;
      --text-disabled: #4A5A68;
      --radius-card: 18px;
      --radius-btn: 10px;
      --radius-input: 12px;
      --radius-img: 14px;
      --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, "Courier New", monospace;
      --nav-height: 72px;
      --container-max: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      padding: 0;
      font-family: var(--font-main);
      font-size: 16px;
      line-height: 1.7;
      background-color: var(--bg-dark);
      color: var(--text-body);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      position: relative;
      overflow-x: hidden;
    }

    body::before {
      content: '';
      position: fixed;
      inset: 0;
      background:
        radial-gradient(ellipse at 15% 0%, rgba(38, 240, 208, 0.07) 0%, transparent 50%),
        radial-gradient(ellipse at 85% 25%, rgba(255, 122, 69, 0.04) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 100%, rgba(11, 27, 43, 0.5) 0%, transparent 60%);
      pointer-events: none;
      z-index: 0;
    }

    a {
      text-decoration: none;
      color: inherit;
    }

    img {
      max-width: 100%;
    }

    .container {
      max-width: var(--container-max);
      padding-left: 24px;
      padding-right: 24px;
    }

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

    .live-signal {
      position: fixed;
      top: 24px;
      right: 24px;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--warning);
      box-shadow: 0 0 12px rgba(255, 122, 69, 0.7);
      z-index: 9999;
      pointer-events: none;
      animation: signalPulse 2.2s infinite;
    }

    @keyframes signalPulse {
      0% {
        box-shadow: 0 0 0 0 rgba(255, 122, 69, 0.5);
      }
      60% {
        box-shadow: 0 0 0 8px rgba(255, 122, 69, 0);
      }
      100% {
        box-shadow: 0 0 0 0 rgba(255, 122, 69, 0);
      }
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: rgba(5, 11, 20, 0.82);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      height: var(--nav-height);
    }

    .header-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: var(--nav-height);
      gap: 20px;
    }

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

    .logo-mark {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--accent), #16B8A3);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #05121A;
      font-size: 15px;
      flex-shrink: 0;
      letter-spacing: 0;
    }

    .logo-text {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      white-space: nowrap;
      line-height: 1.2;
    }

    .logo-text .short {
      display: none;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 2px;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      padding: 8px 14px;
      color: var(--text-body);
      font-size: 15px;
      font-weight: 500;
      border-radius: 8px;
      position: relative;
      transition: color 0.25s ease, background 0.25s ease;
      outline: none;
      white-space: nowrap;
    }

    .nav-link:hover {
      color: var(--text-main);
      background: rgba(255, 255, 255, 0.05);
    }

    .nav-link:focus-visible {
      box-shadow: 0 0 0 2px rgba(38, 240, 208, 0.5);
    }

    .nav-link.active {
      color: var(--accent);
    }

    .nav-link.active::after {
      content: '';
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 0;
      height: 2px;
      background: linear-gradient(90deg, var(--accent), rgba(38, 240, 208, 0.2));
      border-radius: 2px;
    }

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

    .command-search {
      display: flex;
      align-items: center;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.10);
      border-radius: var(--radius-input);
      padding: 6px 10px 6px 14px;
      width: 230px;
      transition: width 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }

    .command-search:focus-within {
      width: 270px;
      border-color: rgba(38, 240, 208, 0.5);
      box-shadow: 0 0 0 3px rgba(38, 240, 208, 0.12);
    }

    .command-search i {
      color: var(--text-secondary);
      font-size: 14px;
      margin-right: 8px;
    }

    .command-search input {
      flex: 1;
      min-width: 0;
      background: transparent;
      border: none;
      outline: none;
      color: var(--text-main);
      font-size: 14px;
      font-family: var(--font-main);
    }

    .command-search input::placeholder {
      color: var(--text-secondary);
    }

    .command-search .kbd {
      background: rgba(255, 255, 255, 0.10);
      border-radius: 4px;
      padding: 1px 6px;
      font-size: 11px;
      color: var(--text-secondary);
      font-family: var(--font-mono);
      white-space: nowrap;
    }

    .mobile-toggle {
      display: none;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 8px;
      width: 40px;
      height: 40px;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      font-size: 18px;
      cursor: pointer;
      transition: background 0.2s, border-color 0.2s;
    }

    .mobile-toggle:hover {
      background: rgba(255, 255, 255, 0.14);
      border-color: rgba(38, 240, 208, 0.4);
    }

    .btn {
      border-radius: var(--radius-btn);
      font-weight: 600;
      font-family: var(--font-main);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      outline: none;
    }

    .btn:focus-visible {
      box-shadow: 0 0 0 3px rgba(38, 240, 208, 0.35);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--accent), #16B8A3);
      color: #05121A;
      border: none;
      padding: 11px 26px;
      box-shadow: 0 4px 16px rgba(38, 240, 208, 0.18);
    }

    .btn-primary:hover,
    .btn-primary:focus {
      background: linear-gradient(135deg, var(--accent-hover), var(--accent));
      color: #05121A;
      box-shadow: 0 8px 26px rgba(38, 240, 208, 0.30);
      transform: translateY(-2px);
    }

    .btn-primary:active {
      transform: translateY(1px);
      box-shadow: 0 2px 8px rgba(38, 240, 208, 0.15);
    }

    .btn-outline {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.28);
      color: var(--text-main);
      padding: 11px 26px;
      backdrop-filter: blur(8px);
    }

    .btn-outline:hover,
    .btn-outline:focus {
      border-color: rgba(255, 255, 255, 0.6);
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    }

    .btn-outline:active {
      transform: translateY(1px);
    }

    .btn-lg {
      padding: 14px 32px;
      font-size: 16px;
      border-radius: 12px;
    }

    .btn-sm {
      padding: 8px 18px;
      font-size: 14px;
      border-radius: 8px;
    }

    .category-hero {
      position: relative;
      margin-top: var(--nav-height);
      padding: 90px 0 70px;
      background-image: url('/assets/images/backpic/back-1.webp');
      background-size: cover;
      background-position: center 30%;
      isolation: isolate;
      min-height: 56vh;
      display: flex;
      align-items: center;
    }

    .category-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(105deg,
          rgba(5, 11, 20, 0.92) 30%,
          rgba(5, 11, 20, 0.65) 65%,
          rgba(5, 11, 20, 0.35) 100%);
      z-index: -1;
    }

    .category-hero::after {
      content: '';
      position: absolute;
      inset: auto 0 0 0;
      height: 80px;
      background: linear-gradient(to top, var(--bg-dark), transparent);
      z-index: -1;
    }

    .hero-content {
      max-width: 700px;
      padding: 20px 0;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(38, 240, 208, 0.12);
      border: 1px solid rgba(38, 240, 208, 0.30);
      color: var(--accent);
      border-radius: 20px;
      padding: 6px 16px;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 22px;
      backdrop-filter: blur(8px);
    }

    .hero-content h1 {
      font-size: 46px;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.18;
      margin-bottom: 18px;
    }

    .hero-content .hero-text {
      font-size: 17px;
      color: var(--text-body);
      line-height: 1.75;
      margin-bottom: 28px;
      max-width: 580px;
    }

    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 34px;
    }

    .hero-meta {
      display: flex;
      gap: 24px;
      flex-wrap: wrap;
    }

    .hero-meta span {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--text-secondary);
      font-size: 14px;
    }

    .hero-meta i {
      color: var(--accent);
      font-size: 15px;
    }

    .section-block {
      padding: 100px 0;
      position: relative;
    }

    @media (max-width: 768px) {
      .section-block {
        padding: 60px 0;
      }
    }

    .section-head {
      text-align: center;
      margin-bottom: 52px;
      max-width: 640px;
      margin-left: auto;
      margin-right: auto;
    }

    .section-head h2 {
      font-size: 34px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
      line-height: 1.2;
    }

    .section-head p {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    .section-line {
      width: 48px;
      height: 3px;
      background: linear-gradient(90deg, var(--accent), rgba(38, 240, 208, 0.1));
      border-radius: 4px;
      margin: 14px auto 0;
    }

    .login-methods {
      background: rgba(255, 255, 255, 0.02);
      border-top: 1px solid rgba(255, 255, 255, 0.03);
      border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }

    .method-list {
      max-width: 900px;
      margin: 0 auto;
    }

    .method-card {
      display: flex;
      align-items: stretch;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.10);
      border-radius: var(--radius-card);
      padding: 22px;
      margin-bottom: 22px;
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
      position: relative;
      overflow: hidden;
    }

    .method-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    }

    .method-card:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.35);
      box-shadow:
        0 16px 40px rgba(0, 0, 0, 0.30),
        0 0 20px rgba(38, 240, 208, 0.05);
    }

    .method-img {
      width: 190px;
      flex-shrink: 0;
      border-radius: var(--radius-img);
      overflow: hidden;
      background: var(--primary-light);
    }

    .method-img img {
      width: 100%;
      height: 100%;
      min-height: 150px;
      object-fit: cover;
      display: block;
    }

    .method-info {
      flex: 1;
      padding-left: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .method-info h3 {
      font-size: 22px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .method-info>p {
      font-size: 15px;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 14px;
    }

    .method-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      background: rgba(38, 240, 208, 0.10);
      border: 1px solid rgba(38, 240, 208, 0.20);
      color: var(--accent);
      font-size: 12px;
      font-weight: 500;
      padding: 3px 12px;
      border-radius: 20px;
    }

    .login-steps {
      background: var(--bg-container);
      overflow: hidden;
    }

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

    .step-item {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-card);
      padding: 30px 22px;
      text-align: center;
      backdrop-filter: blur(12px);
      transition: all 0.3s ease;
      position: relative;
    }

    .step-item:hover {
      border-color: rgba(38, 240, 208, 0.25);
      background: rgba(38, 240, 208, 0.04);
      transform: translateY(-4px);
    }

    .step-num {
      font-family: var(--font-mono);
      font-size: 36px;
      font-weight: 700;
      color: rgba(38, 240, 208, 0.45);
      line-height: 1;
      display: block;
      margin-bottom: 16px;
      font-variant-numeric: tabular-nums;
    }

    .step-item h4 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .step-item p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 0;
    }

    .step-arrow {
      position: absolute;
      top: 50%;
      right: -18px;
      transform: translateY(-50%);
      color: rgba(255, 255, 255, 0.18);
      font-size: 18px;
      z-index: 2;
      pointer-events: none;
    }

    .security-tips .security-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      max-width: 960px;
      margin: 0 auto;
    }

    .security-item {
      display: flex;
      gap: 18px;
      align-items: flex-start;
      padding: 26px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-card);
      backdrop-filter: blur(10px);
      transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
    }

    .security-item:hover {
      border-color: rgba(38, 240, 208, 0.25);
      background: rgba(255, 255, 255, 0.05);
      transform: translateY(-2px);
    }

    .security-item .icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: rgba(38, 240, 208, 0.10);
      border: 1px solid rgba(38, 240, 208, 0.18);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      flex-shrink: 0;
    }

    .security-item h4 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }

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

    .related-categories {
      background: rgba(255, 255, 255, 0.02);
      border-top: 1px solid rgba(255, 255, 255, 0.04);
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .related-card {
      display: block;
      border-radius: var(--radius-card);
      overflow: hidden;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.09);
      backdrop-filter: blur(12px);
      transition: all 0.3s ease;
      position: relative;
    }

    .related-card:hover {
      transform: translateY(-6px);
      border-color: rgba(38, 240, 208, 0.35);
      box-shadow:
        0 18px 44px rgba(0, 0, 0, 0.35),
        0 0 24px rgba(38, 240, 208, 0.06);
    }

    .related-card .related-img {
      position: relative;
      overflow: hidden;
      height: 200px;
    }

    .related-card .related-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.45s ease;
    }

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

    .related-card .related-img::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(5, 11, 20, 0.65), transparent 60%);
    }

    .related-card .card-content {
      padding: 22px 24px 26px;
      position: relative;
    }

    .related-card h3 {
      font-size: 20px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .related-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .link-more {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--accent);
      font-size: 15px;
      font-weight: 600;
      transition: gap 0.25s ease;
    }

    .related-card:hover .link-more {
      gap: 12px;
    }

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

    .faq-accordion {
      max-width: 820px;
      margin: 0 auto;
    }

    .faq-accordion .accordion-item {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.10);
      border-radius: var(--radius-card) !important;
      margin-bottom: 16px;
      overflow: hidden;
      backdrop-filter: blur(12px);
      transition: border-color 0.3s ease;
    }

    .faq-accordion .accordion-item:hover {
      border-color: rgba(255, 255, 255, 0.15);
    }

    .faq-accordion .accordion-button {
      background: transparent;
      color: var(--text-main);
      font-weight: 600;
      font-size: 16px;
      padding: 20px 24px;
      border: none;
      box-shadow: none;
      outline: none;
      font-family: var(--font-main);
      line-height: 1.5;
      align-items: center;
      gap: 12px;
    }

    .faq-accordion .accordion-button::before {
      content: '?';
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: rgba(38, 240, 208, 0.12);
      border: 1px solid rgba(38, 240, 208, 0.25);
      color: var(--accent);
      font-size: 14px;
      font-weight: 700;
      flex-shrink: 0;
    }

    .faq-accordion .accordion-button:not(.collapsed) {
      color: var(--accent);
      background: rgba(38, 240, 208, 0.03);
      box-shadow: none;
    }

    .faq-accordion .accordion-button:not(.collapsed)::before {
      background: var(--accent);
      color: #05121A;
    }

    .faq-accordion .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(38, 240, 208, 0.2);
    }

    .faq-accordion .accordion-button::after {
      background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2326F0D0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
      width: 20px;
      height: 20px;
      background-size: 20px;
      transition: transform 0.35s ease;
      flex-shrink: 0;
    }

    .faq-accordion .accordion-button:not(.collapsed)::after {
      transform: rotate(180deg);
    }

    .faq-accordion .accordion-body {
      padding: 0 24px 22px 64px;
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.75;
    }

    .cta-section {
      padding: 80px 0 100px;
    }

    .cta-inner {
      background: linear-gradient(135deg, rgba(38, 240, 208, 0.10), rgba(255, 122, 69, 0.05)), rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(38, 240, 208, 0.28);
      border-radius: 24px;
      padding: 56px 40px;
      text-align: center;
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      position: relative;
      overflow: hidden;
    }

    .cta-inner::before {
      content: '';
      position: absolute;
      top: 0;
      left: 10%;
      right: 10%;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(38, 240, 208, 0.5), transparent);
    }

    .cta-inner h2 {
      font-size: 32px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .cta-inner p {
      font-size: 17px;
      color: var(--text-body);
      margin-bottom: 28px;
    }

    .cta-inner .btn {
      min-width: 160px;
    }

    .site-footer {
      background: #040810;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding: 64px 0 0;
      color: var(--text-secondary);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.4fr;
      gap: 40px;
      padding-bottom: 48px;
    }

    .footer-brand h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-secondary);
      max-width: 320px;
    }

    .footer-col h4 {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 16px;
      letter-spacing: 0.02em;
    }

    .footer-col a {
      display: block;
      font-size: 14px;
      color: var(--text-secondary);
      padding: 5px 0;
      transition: color 0.2s ease, padding-left 0.2s ease;
    }

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

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

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      padding: 22px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 13px;
      color: var(--text-disabled);
    }

    .footer-bottom a {
      color: var(--text-secondary);
      transition: color 0.2s;
    }

    .footer-bottom a:hover {
      color: var(--accent);
    }

    @media (max-width: 991.98px) {
      .header-row {
        gap: 12px;
      }

      .logo-text {
        font-size: 16px;
      }

      .main-nav.collapse {
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        background: rgba(5, 11, 20, 0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.10);
        padding: 16px 24px 24px;
        gap: 4px;
        display: none;
        margin: 0;
      }

      .main-nav.collapse.show {
        display: flex !important;
      }

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

      .nav-link.active::after {
        left: 16px;
        right: auto;
        width: 4px;
        height: 20px;
        border-radius: 4px;
        bottom: 50%;
        transform: translateY(50%);
        background: linear-gradient(180deg, var(--accent), rgba(38, 240, 208, 0.2));
      }

      .command-search {
        display: none;
      }

      .mobile-toggle {
        display: flex;
      }

      .step-flow {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
      }

      .step-arrow {
        display: none;
      }

      .category-hero {
        padding: 80px 0 50px;
      }

      .hero-content h1 {
        font-size: 38px;
      }
    }

    @media (max-width: 767.98px) {
      .logo-text .full {
        display: none;
      }

      .logo-text .short {
        display: inline;
        font-size: 17px;
      }

      .method-card {
        flex-direction: column;
        padding: 16px;
      }

      .method-img {
        width: 100%;
        height: 160px;
        margin-bottom: 16px;
      }

      .method-img img {
        height: 160px;
        min-height: 0;
      }

      .method-info {
        padding-left: 0;
      }

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

      .related-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

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

      .footer-brand {
        grid-column: 1 / -1;
      }

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

      .cta-inner h2 {
        font-size: 26px;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .hero-meta {
        gap: 14px;
      }

      .section-head h2 {
        font-size: 28px;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding-left: 18px;
        padding-right: 18px;
      }

      .header-row {
        gap: 8px;
      }

      .header-actions .btn-sm {
        padding: 8px 12px;
        font-size: 13px;
      }

      .hero-content h1 {
        font-size: 32px;
      }

      .hero-content .hero-text {
        font-size: 15px;
      }

      .step-flow {
        grid-template-columns: 1fr;
      }

      .step-item {
        padding: 22px 18px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }

      .footer-bottom {
        flex-direction: column;
        justify-content: center;
        text-align: center;
      }

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

      .faq-accordion .accordion-body {
        padding-left: 24px;
      }
    }

/* roulang page: category4 */
:root {
      --primary: #0B1B2B;
      --primary-light: #10263A;
      --accent: #26F0D0;
      --accent-rgb: 38, 240, 208;
      --warning: #FF7A45;
      --bg-dark: #050B14;
      --bg-container: #0B1622;
      --glass-bg: rgba(255, 255, 255, 0.04);
      --glass-border: rgba(255, 255, 255, 0.10);
      --text-primary: #F2F7FA;
      --text-body: #C6D3DE;
      --text-muted: #8A9BA9;
      --text-disabled: #4A5A68;
      --radius-card: 18px;
      --radius-btn: 10px;
      --radius-input: 12px;
      --radius-img: 14px;
      --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.30), 0 2px 12px rgba(38, 240, 208, 0.06);
      --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, monospace;
      --nav-h: 72px;
      --max-w: 1200px;
      --space-section: 100px;
    }
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: var(--font-sans);
      background-color: var(--bg-dark);
      color: var(--text-body);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    ::selection {
      background: rgba(var(--accent-rgb), 0.25);
      color: var(--text-primary);
    }
    a {
      color: var(--accent);
      text-decoration: none;
      transition: color 0.3s ease;
    }
    a:hover {
      color: #8ffce8;
    }
    img {
      max-width: 100%;
      display: block;
    }
    .container {
      max-width: var(--max-w);
      padding-left: 20px;
      padding-right: 20px;
    }
    section {
      position: relative;
    }

    /* ===== 导航 ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1050;
      height: var(--nav-h);
      background: rgba(5, 11, 20, 0.75);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .site-header .navbar {
      height: var(--nav-h);
      padding: 0;
    }
    .site-header .container {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: nowrap;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 20px;
      color: var(--text-primary);
      white-space: nowrap;
      margin-right: 30px;
    }
    .brand:hover {
      color: var(--accent);
    }
    .brand-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 14px rgba(var(--accent-rgb), 0.8);
      flex-shrink: 0;
      animation: pulse-dot 2s infinite;
    }
    @keyframes pulse-dot {
      0%, 100% { box-shadow: 0 0 6px rgba(var(--accent-rgb), 0.5); }
      50% { box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.95); }
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
      margin: 0 auto;
    }
    .main-nav .nav-link {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-body);
      padding: 8px 2px;
      position: relative;
      white-space: nowrap;
      transition: color 0.3s ease;
      border-bottom: 2px solid transparent;
    }
    .main-nav .nav-link:hover {
      color: var(--text-primary);
    }
    .main-nav .nav-link.active {
      color: var(--accent);
      border-bottom-color: var(--accent);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
      flex-shrink: 0;
    }
    .search-box {
      display: flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 0, 0, 0.30);
      border: 1px solid rgba(255, 255, 255, 0.10);
      border-radius: var(--radius-input);
      padding: 6px 14px;
      width: 240px;
      transition: width 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }
    .search-box:focus-within {
      width: 300px;
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
    }
    .search-box i {
      color: var(--text-muted);
      font-size: 14px;
    }
    .search-box input {
      background: transparent;
      border: none;
      outline: none;
      color: var(--text-primary);
      font-size: 14px;
      width: 100%;
    }
    .search-box input::placeholder {
      color: var(--text-disabled);
    }
    .search-kbd {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 4px;
      padding: 2px 6px;
      font-size: 11px;
      color: var(--text-muted);
      font-family: var(--font-mono);
      white-space: nowrap;
    }
    .custom-toggler {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 8px;
      padding: 6px 10px;
      color: var(--text-primary);
      font-size: 18px;
    }
    .custom-toggler:hover {
      border-color: var(--accent);
      color: var(--accent);
    }
    .btn-primary-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #0f3d3a, #26F0D0);
      color: #04121a;
      font-weight: 600;
      font-size: 15px;
      border: none;
      border-radius: var(--radius-btn);
      padding: 10px 22px;
      height: 42px;
      cursor: pointer;
      transition: all 0.3s ease;
      white-space: nowrap;
      box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.20);
    }
    .btn-primary-custom:hover {
      transform: translateY(-2px);
      box-shadow: 0 4px 32px rgba(var(--accent-rgb), 0.40);
      color: #04121a;
    }
    .btn-primary-custom:active {
      transform: translateY(0);
      box-shadow: 0 2px 12px rgba(var(--accent-rgb), 0.25);
    }
    .btn-ghost-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-primary);
      font-weight: 500;
      font-size: 15px;
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: var(--radius-btn);
      padding: 10px 22px;
      height: 42px;
      cursor: pointer;
      transition: all 0.3s ease;
      white-space: nowrap;
    }
    .btn-ghost-custom:hover {
      transform: translateY(-2px);
      border-color: rgba(255, 255, 255, 0.40);
      background: rgba(255, 255, 255, 0.10);
      color: var(--text-primary);
    }
    .btn-ghost-custom:active {
      transform: translateY(0);
    }
    .btn-lg-custom {
      height: 52px;
      padding: 12px 32px;
      font-size: 16px;
      border-radius: 12px;
    }

    /* ===== Hero ===== */
    .category-hero {
      padding: 160px 0 80px;
      position: relative;
      overflow: hidden;
      background-color: var(--bg-dark);
    }
    .category-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      opacity: 0.45;
      z-index: 0;
    }
    .category-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(5, 11, 20, 0.92) 0%, rgba(5, 11, 20, 0.70) 50%, rgba(5, 11, 20, 0.30) 100%);
      z-index: 1;
    }
    .category-hero .container {
      position: relative;
      z-index: 2;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(38, 240, 208, 0.12);
      border: 1px solid rgba(38, 240, 208, 0.30);
      color: var(--accent);
      padding: 6px 16px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 500;
      margin-bottom: 20px;
      letter-spacing: 0.5px;
    }
    .hero-tag::before {
      content: '';
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.8);
    }
    .category-hero h1 {
      font-size: 46px;
      font-weight: 700;
      color: var(--text-primary);
      line-height: 1.25;
      margin-bottom: 18px;
      max-width: 660px;
    }
    .category-hero h1 .highlight {
      color: var(--accent);
    }
    .category-hero .hero-sub {
      font-size: 18px;
      color: var(--text-body);
      max-width: 560px;
      margin-bottom: 32px;
      line-height: 1.7;
    }
    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }
    .hero-stats {
      display: flex;
      gap: 36px;
      margin-top: 48px;
      padding-top: 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .hero-stats .stat-num {
      font-family: var(--font-mono);
      font-size: 32px;
      font-weight: 700;
      color: var(--text-primary);
      line-height: 1.2;
      font-variant-numeric: tabular-nums;
    }
    .hero-stats .stat-label {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 4px;
    }

    /* ===== 精选回放 ===== */
    .section-replays {
      padding: var(--space-section) 0;
      background: var(--bg-dark);
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 44px;
    }
    .section-head h2 {
      font-size: 36px;
      font-weight: 700;
      color: var(--text-primary);
      margin: 0;
      line-height: 1.3;
    }
    .section-head .section-desc {
      color: var(--text-muted);
      max-width: 420px;
      font-size: 15px;
      margin: 0;
    }
    .replay-list {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }
    .replay-card {
      display: flex;
      gap: 24px;
      background: var(--glass-bg);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      padding: 18px;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .replay-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 60%;
      height: 1px;
      background: linear-gradient(90deg, rgba(255, 255, 255, 0.25), transparent);
    }
    .replay-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 255, 255, 0.20);
      box-shadow: var(--shadow-card);
    }
    .replay-thumb {
      width: 240px;
      min-width: 240px;
      height: 150px;
      border-radius: var(--radius-img);
      overflow: hidden;
      position: relative;
      flex-shrink: 0;
    }
    .replay-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .replay-thumb .duration-badge {
      position: absolute;
      bottom: 8px;
      right: 8px;
      background: rgba(0, 0, 0, 0.80);
      color: var(--text-primary);
      font-size: 12px;
      padding: 2px 8px;
      border-radius: 6px;
      font-family: var(--font-mono);
      backdrop-filter: blur(4px);
    }
    .replay-info {
      flex: 1;
      display: flex;
      flex-direction: column;
      min-width: 0;
    }
    .replay-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 6px;
      flex-wrap: wrap;
    }
    .replay-cat {
      display: inline-flex;
      align-items: center;
      padding: 3px 12px;
      background: rgba(38, 240, 208, 0.10);
      border: 1px solid rgba(38, 240, 208, 0.25);
      color: var(--accent);
      border-radius: 20px;
      font-size: 12px;
      font-weight: 500;
    }
    .replay-date {
      font-size: 13px;
      color: var(--text-muted);
      font-family: var(--font-mono);
    }
    .replay-info h3 {
      font-size: 20px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .replay-info p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 12px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .replay-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-bottom: 12px;
    }
    .replay-tags .tag {
      font-size: 12px;
      color: var(--text-body);
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.10);
      padding: 2px 10px;
      border-radius: 6px;
    }
    .replay-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-top: auto;
    }
    .replay-link {
      font-size: 14px;
      font-weight: 500;
      color: var(--accent);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .replay-link:hover {
      text-decoration: underline;
    }

    /* ===== 回放优势 ===== */
    .section-features {
      padding: var(--space-section) 0;
      background: linear-gradient(180deg, var(--bg-dark) 0%, #081321 100%);
    }
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      padding: 32px 24px;
      text-align: left;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .feature-card::after {
      content: '';
      position: absolute;
      top: -40px;
      right: -40px;
      width: 100px;
      height: 100px;
      background: radial-gradient(circle, rgba(38, 240, 208, 0.08), transparent 70%);
      border-radius: 50%;
    }
    .feature-card:hover {
      transform: translateY(-4px);
      border-color: rgba(38, 240, 208, 0.30);
      box-shadow: var(--shadow-card);
    }
    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(38, 240, 208, 0.18), rgba(38, 240, 208, 0.05));
      border: 1px solid rgba(38, 240, 208, 0.25);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-size: 20px;
      margin-bottom: 20px;
    }
    .feature-card h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 8px;
    }
    .feature-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin: 0;
    }

    /* ===== 流程 ===== */
    .section-steps {
      padding: var(--space-section) 0;
      background: var(--bg-dark);
    }
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .step-item {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      padding: 32px 24px;
      position: relative;
      transition: all 0.3s ease;
    }
    .step-item:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 255, 255, 0.22);
      box-shadow: var(--shadow-card);
    }
    .step-num {
      font-family: var(--font-mono);
      font-size: 36px;
      font-weight: 700;
      color: rgba(38, 240, 208, 0.80);
      line-height: 1;
      margin-bottom: 16px;
      display: block;
    }
    .step-item h3 {
      font-size: 17px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 8px;
    }
    .step-item p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin: 0;
    }

    /* ===== 经典赛事 ===== */
    .section-classic {
      padding: var(--space-section) 0;
      background: linear-gradient(180deg, var(--bg-dark) 0%, #081321 100%);
    }
    .classic-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .classic-card {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: all 0.3s ease;
    }
    .classic-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 255, 255, 0.20);
      box-shadow: var(--shadow-card);
    }
    .classic-cover {
      width: 100%;
      height: 140px;
      overflow: hidden;
      position: relative;
    }
    .classic-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .classic-cover .play-btn {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: rgba(38, 240, 208, 0.90);
      color: #04121a;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      box-shadow: 0 0 20px rgba(38, 240, 208, 0.40);
      transition: all 0.3s ease;
    }
    .classic-card:hover .play-btn {
      transform: translate(-50%, -50%) scale(1.1);
    }
    .classic-body {
      padding: 16px 18px 18px;
    }
    .classic-body .classic-tag {
      font-size: 12px;
      color: var(--accent);
      background: rgba(38, 240, 208, 0.08);
      padding: 2px 8px;
      border-radius: 4px;
      margin-bottom: 8px;
      display: inline-block;
    }
    .classic-body h3 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 4px;
      line-height: 1.4;
    }
    .classic-body .classic-meta {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* ===== FAQ ===== */
    .section-faq {
      padding: var(--space-section) 0;
      background: var(--bg-dark);
    }
    .faq-wrap {
      max-width: 780px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      margin-bottom: 16px;
      overflow: hidden;
      transition: border-color 0.3s ease, box-shadow 0.3s ease;
    }
    .faq-item:has(.show) {
      border-color: rgba(38, 240, 208, 0.35);
      box-shadow: 0 0 20px rgba(38, 240, 208, 0.06);
    }
    .faq-question {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 20px 22px;
      cursor: pointer;
      background: transparent;
      border: none;
      width: 100%;
      text-align: left;
      color: var(--text-primary);
      font-size: 16px;
      font-weight: 500;
      transition: background 0.3s ease;
    }
    .faq-question:hover {
      background: rgba(255, 255, 255, 0.02);
    }
    .faq-question .faq-icon {
      color: var(--accent);
      font-size: 14px;
      width: 24px;
      text-align: center;
      flex-shrink: 0;
    }
    .faq-question .faq-arrow {
      margin-left: auto;
      transition: transform 0.3s ease;
      color: var(--text-muted);
      font-size: 14px;
    }
    .faq-question[aria-expanded="true"] .faq-arrow {
      transform: rotate(180deg);
      color: var(--accent);
    }
    .faq-answer {
      padding: 0 22px 20px 60px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* ===== CTA ===== */
    .section-cta {
      padding: 0 0 var(--space-section);
      background: var(--bg-dark);
    }
    .cta-banner {
      position: relative;
      background: linear-gradient(135deg, #0a1e2c 0%, #10263A 70%, #0d3a3a 100%);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 24px;
      padding: 60px 50px;
      overflow: hidden;
    }
    .cta-banner::before {
      content: '';
      position: absolute;
      top: -80px;
      right: -80px;
      width: 280px;
      height: 280px;
      background: radial-gradient(circle, rgba(38, 240, 208, 0.15), transparent 70%);
      border-radius: 50%;
    }
    .cta-banner::after {
      content: '';
      position: absolute;
      bottom: -60px;
      left: 30%;
      width: 200px;
      height: 200px;
      background: radial-gradient(circle, rgba(255, 122, 69, 0.10), transparent 70%);
      border-radius: 50%;
    }
    .cta-content {
      position: relative;
      z-index: 1;
    }
    .cta-content h2 {
      font-size: 32px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .cta-content p {
      font-size: 16px;
      color: var(--text-body);
      max-width: 520px;
      margin-bottom: 28px;
    }
    .cta-btns {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: #040810;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding: 60px 0 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      max-width: 320px;
    }
    .footer-col h4 {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 16px;
    }
    .footer-col a {
      display: block;
      font-size: 14px;
      color: var(--text-muted);
      padding: 4px 0;
      transition: color 0.3s ease;
    }
    .footer-col a:hover {
      color: var(--accent);
    }
    .footer-col p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding: 20px 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      font-size: 13px;
      color: var(--text-disabled);
    }
    .footer-bottom a {
      color: var(--text-muted);
      font-size: 13px;
    }
    .footer-bottom a:hover {
      color: var(--accent);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 992px) {
      :root {
        --space-section: 72px;
      }
      .feature-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .classic-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .search-box {
        width: 180px;
      }
      .search-box:focus-within {
        width: 220px;
      }
      .category-hero h1 {
        font-size: 36px;
      }
      .replay-card {
        flex-direction: column;
      }
      .replay-thumb {
        width: 100%;
        min-width: 100%;
        height: 180px;
      }
      .section-head {
        flex-direction: column;
        align-items: flex-start;
      }
    }
    @media (max-width: 768px) {
      .category-hero {
        padding: 130px 0 60px;
      }
      .category-hero h1 {
        font-size: 28px;
      }
      .hero-stats {
        gap: 20px;
        flex-wrap: wrap;
      }
      .hero-stats .stat-num {
        font-size: 24px;
      }
      .cta-banner {
        padding: 40px 24px;
      }
      .cta-banner h2 {
        font-size: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
        justify-content: center;
      }
    }
    @media (max-width: 520px) {
      .feature-grid,
      .steps-grid,
      .classic-grid {
        grid-template-columns: 1fr;
      }
      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .hero-actions a {
        width: 100%;
      }
      .replay-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
      }
      .replay-thumb {
        height: 140px;
      }
      .section-head h2 {
        font-size: 26px;
      }
      .faq-question {
        font-size: 14px;
        padding: 16px;
      }
      .faq-answer {
        padding: 0 16px 16px 38px;
      }
      .cta-banner {
        padding: 32px 18px;
        border-radius: 16px;
      }
      .cta-banner h2 {
        font-size: 20px;
      }
      .cta-btns {
        flex-direction: column;
        gap: 10px;
      }
      .cta-btns a {
        width: 100%;
      }
    }