/* roulang page: index */
:root {
  --bg-base: #0A0E14;
  --bg-secondary: #11171F;
  --bg-elevated: #18202A;
  --primary: #00E1A8;
  --primary-dark: #00C58E;
  --accent: #FF6B35;
  --text-main: #F2F5F7;
  --text-secondary: #9FB3C8;
  --text-muted: #5A6B7C;
  --border: rgba(255, 255, 255, 0.08);
  --primary-glow: rgba(0, 225, 168, 0.2);
  --accent-glow: rgba(255, 107, 53, 0.25);
  --gradient: linear-gradient(135deg, #00E1A8 0%, #FF6B35 100%);
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --spacing-section: 80px;
  --container: 1200px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "HarmonyOS Sans", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg-base);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s, border-color 0.25s, background 0.25s, box-shadow 0.25s, transform 0.25s, opacity 0.25s;
}
a:hover,
a:focus {
  color: var(--primary);
}
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
  transition: all 0.25s;
}
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: var(--spacing-section) 0;
}
.section-header {
  margin-bottom: 40px;
  text-align: center;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1.3;
  position: relative;
  display: inline-block;
}
.section-header h2::after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin: 12px auto 0;
  background: var(--gradient);
  border-radius: 999px;
}
.section-header p {
  color: var(--text-secondary);
  margin-top: 12px;
  font-size: 15px;
}
h1,
h2,
h3,
h4 {
  line-height: 1.3;
  font-weight: 800;
}
h1 {
  font-size: 44px;
  font-weight: 900;
}
h2 {
  font-size: 32px;
}
h3 {
  font-size: 22px;
}

/* 顶部竞技状态条 */
.status-bar {
  background: var(--bg-base);
  border-bottom: 1px solid var(--border);
  height: 44px;
  display: flex;
  align-items: center;
  overflow: hidden;
  position: relative;
  z-index: 200;
}
.status-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 100%;
  gap: 16px;
}
.status-ticker {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
  height: 100%;
  overflow: hidden;
}
.status-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}
.status-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(0, 225, 168, 0.3);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% {
    transform: scale(0.6);
    opacity: 0.8;
  }
  70% {
    transform: scale(1.8);
    opacity: 0;
  }
  100% {
    transform: scale(0.6);
    opacity: 0;
  }
}
.ticker-wrap {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
}
.ticker-content {
  display: inline-block;
  white-space: nowrap;
  padding-left: 100%;
  animation: ticker 30s linear infinite;
  color: var(--text-secondary);
  font-size: 13px;
}
@keyframes ticker {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-100%);
  }
}
.status-date {
  background: rgba(0, 225, 168, 0.12);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 13px;
  white-space: nowrap;
  font-weight: 600;
}

/* 主导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid transparent;
  border-image: var(--gradient) 1;
  transition: background 0.3s;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 40px;
  position: relative;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-name {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 1px;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 3px;
  text-transform: uppercase;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a {
  font-size: 15px;
  color: var(--text-secondary);
  padding: 8px 2px;
  position: relative;
  font-weight: 500;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--text-main);
  text-shadow: 0 0 12px var(--primary-glow);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 12px;
}
.btn-login {
  padding: 8px 20px;
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
}
.btn-login:hover {
  background: rgba(0, 225, 168, 0.08);
  box-shadow: 0 0 20px var(--primary-glow);
}
.btn-register {
  padding: 8px 22px;
  background: var(--accent);
  color: var(--bg-base);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
}
.btn-register:hover {
  background: #ff7e4a;
  box-shadow: 0 0 24px var(--accent-glow);
  transform: translateY(-2px);
  color: var(--bg-base);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: all 0.3s;
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  top: 0;
  background: rgba(10, 14, 20, 0.97);
  z-index: 99;
  flex-direction: column;
  justify-content: center;
  padding: 40px 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.mobile-nav.open {
  opacity: 1;
  pointer-events: auto;
  display: flex;
}
.mobile-nav a {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-main);
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.mobile-nav a.active {
  color: var(--primary);
}
.mobile-nav a.active::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 26px;
  background: var(--gradient);
  border-radius: 4px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 14, 20, 0.94) 0%, rgba(10, 14, 20, 0.78) 40%, rgba(10, 14, 20, 0.55) 100%);
  z-index: 1;
}
.hero::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  right: -80px;
  bottom: -100px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(50px);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 100px 0 80px;
  width: 100%;
}
.hero-content .container {
  max-width: 900px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 225, 168, 0.12);
  border: 1px solid rgba(0, 225, 168, 0.3);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
}
.hero h1 {
  font-size: 46px;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.hero h1 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.8;
  margin-bottom: 36px;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 36px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: all 0.25s;
}
.btn-primary {
  background: var(--gradient);
  color: var(--bg-base);
  box-shadow: 0 0 20px rgba(255, 107, 53, 0.2);
}
.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 34px var(--accent-glow);
  transform: translateY(-2px);
  color: var(--bg-base);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: rgba(0, 225, 168, 0.08);
  box-shadow: 0 0 20px var(--primary-glow);
  transform: translateY(-2px);
}

/* 倒计时 */
.hero-countdown {
  position: relative;
  z-index: 3;
  margin-top: 48px;
}
.countdown-card {
  background: rgba(17, 23, 31, 0.9);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  backdrop-filter: blur(8px);
}
.countdown-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.countdown-label .icon {
  color: var(--accent);
  font-size: 18px;
}
.countdown-timer {
  display: flex;
  gap: 12px;
  align-items: center;
}
.countdown-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  text-align: center;
  min-width: 64px;
  border: 1px solid var(--border);
}
.countdown-item .num {
  font-family: "DIN Alternate", "Oswald", monospace;
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: 1px;
}
.countdown-item .unit {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.countdown-sep {
  color: var(--text-muted);
  font-size: 16px;
  font-weight: 700;
}

/* 统计徽章 */
.stats-section {
  background: var(--bg-base);
  position: relative;
}
.stats-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 225, 168, 0.3), transparent);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 24px 24px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, transparent 50%, rgba(0, 225, 168, 0.08) 50%);
  border-radius: 0 0 0 16px;
}
.stat-card:hover {
  border-color: var(--primary);
  box-shadow: 0 0 24px var(--primary-glow);
  transform: translateY(-4px);
}
.stat-num {
  font-family: "DIN Alternate", "Oswald", monospace;
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}
.stat-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}
.stat-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 图墙 */
.features-section {
  background: var(--bg-secondary);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: 0 0 28px var(--primary-glow);
}
.feature-cover {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}
.feature-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.feature-card:hover .feature-cover img {
  transform: scale(1.06);
}
.feature-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10, 14, 20, 0.7) 100%);
}
.feature-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(10, 14, 20, 0.75);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid rgba(0, 225, 168, 0.3);
  z-index: 3;
  backdrop-filter: blur(4px);
}
.feature-hover {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 4;
  color: var(--primary);
  font-size: 16px;
  font-weight: 700;
}
.feature-card:hover .feature-hover {
  opacity: 1;
}
.feature-body {
  padding: 20px 24px 24px;
}
.feature-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature-body p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}

/* CTA横幅 */
.cta-section {
  padding: 0;
  background: var(--bg-base);
}
.cta-banner {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(255, 107, 53, 0.12);
}
.cta-banner::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 160px;
  height: 160px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}
.cta-content h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--bg-base);
  margin-bottom: 8px;
}
.cta-content p {
  font-size: 16px;
  color: rgba(10, 14, 20, 0.75);
  max-width: 560px;
}
.cta-btn {
  position: relative;
  z-index: 2;
  background: var(--bg-base);
  color: var(--text-main);
  padding: 16px 36px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s;
}
.cta-btn:hover {
  box-shadow: 0 0 30px var(--primary-glow);
  transform: translateY(-2px);
  color: var(--primary);
}

/* 资讯区域 */
.news-section {
  background: var(--bg-secondary);
}
.news-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.news-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 26px;
  position: relative;
  transition: border-color 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.news-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--gradient);
  border-radius: 3px;
  opacity: 0;
  transition: opacity 0.3s;
}
.news-card:hover {
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(0, 225, 168, 0.1);
}
.news-card:hover::before {
  opacity: 1;
}
.news-card-top {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.news-badge {
  background: rgba(0, 225, 168, 0.1);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  border: 1px solid rgba(0, 225, 168, 0.2);
}
.news-time {
  font-family: "DIN Alternate", monospace;
  font-size: 13px;
  color: var(--text-muted);
}
.news-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-top: 2px;
}
.news-card h3 a:hover {
  color: var(--primary);
}
.news-excerpt {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}
.news-more {
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  align-self: flex-start;
  margin-top: 4px;
}
.news-more:hover {
  color: var(--accent);
  transform: translateX(4px);
}

/* 空状态 */
.empty-state {
  background: var(--bg-secondary);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.6;
}
.empty-state h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--text-main);
}
.empty-state p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* FAQ */
.faq-section {
  background: var(--bg-base);
}
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.faq-item.active {
  border-color: rgba(0, 225, 168, 0.4);
  box-shadow: 0 0 24px rgba(0, 225, 168, 0.08);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all 0.3s;
}
.faq-icon::before {
  width: 12px;
  height: 2px;
}
.faq-icon::after {
  width: 2px;
  height: 12px;
}
.faq-item.active .faq-icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.faq-item.active .faq-icon::before {
  background: var(--primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
}
.faq-item.active .faq-answer {
  max-height: 400px;
  padding-bottom: 20px;
}
.faq-answer p {
  padding: 0 0 4px;
  border-left: 3px solid var(--primary);
  padding-left: 16px;
}

/* 页脚 */
.site-footer {
  background: var(--bg-secondary);
  border-top: 2px solid transparent;
  border-image: var(--gradient) 1;
  padding-top: 48px;
}
.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border);
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-desc {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  max-width: 320px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
}
.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 14px;
  padding: 6px 0;
}
.footer-col a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-muted);
  font-size: 13px;
}
.footer-copyright {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 14px;
}
.footer-social a:hover {
  background: var(--primary);
  color: var(--bg-base);
  border-color: var(--primary);
  box-shadow: 0 0 16px var(--primary-glow);
}

/* 响应式 */
@media (max-width: 1024px) {
  .main-nav {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-main {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  :root {
    --spacing-section: 48px;
  }
  h1 {
    font-size: 32px;
  }
  h2 {
    font-size: 26px;
  }
  h3 {
    font-size: 20px;
  }
  .hero {
    min-height: auto;
  }
  .hero-content {
    padding: 64px 0 56px;
  }
  .hero-buttons {
    flex-direction: column;
  }
  .hero-buttons .btn {
    width: 100%;
  }
  .countdown-card {
    padding: 16px;
    flex-direction: column;
    align-items: flex-start;
  }
  .countdown-timer {
    gap: 6px;
  }
  .countdown-item {
    min-width: 52px;
    padding: 8px 10px;
  }
  .countdown-item .num {
    font-size: 22px;
  }
  .cta-banner {
    padding: 36px 24px;
    flex-direction: column;
    text-align: center;
  }
  .news-card {
    padding: 18px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 520px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .footer-main {
    grid-template-columns: 1fr;
  }
  .section-header p {
    font-size: 14px;
  }
  .hero-sub {
    font-size: 16px;
  }
}

/* roulang page: category1 */
:root{
  --bg-base:#0A0E14;
  --bg-second:#11171F;
  --bg-float:#18202A;
  --primary:#00E1A8;
  --primary-dark:#00C58E;
  --accent:#FF6B35;
  --text-main:#F2F5F7;
  --text-secondary:#9FB3C8;
  --text-muted:#5A6B7C;
  --border:rgba(255,255,255,0.08);
  --glow-primary:rgba(0,225,168,0.2);
  --glow-accent:rgba(255,107,53,0.25);
  --gradient:linear-gradient(135deg,#00E1A8 0%,#FF6B35 100%);
  --font-num:DIN Alternate,'Oswald','Bebas Neue',Impact,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg-base);
  color:var(--text-main);
  font-family:'HarmonyOS Sans','PingFang SC','Microsoft YaHei','Source Han Sans SC',sans-serif;
  font-size:16px;
  line-height:1.7;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,14,20,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:2px solid transparent;
  border-image:var(--gradient) 1;
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header .container{
  display:flex;align-items:center;height:76px;gap:24px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.logo-mark{display:flex;align-items:center;justify-content:center;}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-name{font-size:20px;font-weight:800;letter-spacing:.5px;color:var(--text-main);background:var(--gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.logo-sub{font-size:11px;color:var(--text-muted);letter-spacing:2px;margin-top:2px; -webkit-text-fill-color:var(--text-muted);}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto;margin-right:12px;}
.main-nav a{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text-secondary);
  padding:8px 2px;letter-spacing:.3px;
}
.main-nav a:hover{color:#fff;}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;
  background:var(--gradient);transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:#fff;text-shadow:0 0 12px var(--primary);}
.main-nav a.active::after{transform:scaleX(1);}
.nav-cta{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.btn-login,.btn-register{
  padding:8px 20px;border-radius:999px;font-size:14px;font-weight:700;
  transition:all .25s ease;border:1px solid transparent;
}
.btn-login{color:var(--text-secondary);border-color:rgba(255,255,255,.14);}
.btn-login:hover{color:var(--primary);border-color:var(--primary);background:rgba(0,225,168,.06);box-shadow:0 0 16px rgba(0,225,168,.15);}
.btn-register{background:var(--accent);color:#fff;}
.btn-register:hover{background:#FF8A5C;box-shadow:0 0 24px rgba(255,107,53,.4);transform:translateY(-1px);}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:10px;border-radius:8px;border:1px solid var(--border);}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text-main);border-radius:2px;transition:all .3s ease;}
.nav-toggle:hover{border-color:var(--primary);}

.page-banner{
  position:relative;
  padding:72px 0 88px;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(10,14,20,.96) 0%,rgba(10,14,20,.78) 50%,rgba(24,32,42,.85) 100%);
}
.page-banner::after{
  content:"";position:absolute;top:-80px;right:-80px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(0,225,168,.16) 0%,transparent 70%);
  border-radius:50%;pointer-events:none;
}
.banner-content{position:relative;z-index:2;max-width:820px;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(0,225,168,.1);border:1px solid rgba(0,225,168,.3);
  color:var(--primary);font-size:13px;font-weight:600;
  padding:6px 16px;border-radius:999px;margin-bottom:18px;
  letter-spacing:.5px;
}
.banner-tag i{font-size:12px;}
.banner-content h1{
  font-size:42px;font-weight:900;line-height:1.22;letter-spacing:1px;
  color:var(--text-main);margin-bottom:16px;
  text-shadow:0 4px 30px rgba(0,0,0,.5);
}
.banner-content h1 span{background:var(--gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.banner-desc{
  font-size:17px;color:var(--text-secondary);line-height:1.8;max-width:680px;margin-bottom:26px;
}
.banner-btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 30px;border-radius:999px;
  font-size:15px;font-weight:700;color:#0A0E14;
  background:var(--gradient);transition:all .3s ease;
  box-shadow:0 0 30px rgba(255,107,53,.25);
}
.banner-btn:hover{
  transform:translateY(-3px);filter:brightness(1.08);
  box-shadow:0 0 36px rgba(255,107,53,.45);
}

.breadcrumb{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--text-muted);
  padding:18px 0;border-bottom:1px solid var(--border);
  background:var(--bg-base);
}
.breadcrumb a{color:var(--text-secondary);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb i{font-size:11px;color:var(--text-muted);}
.breadcrumb span{color:var(--primary);}

.section{padding:72px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  margin-bottom:40px;gap:20px;
}
.section-head h2{
  font-size:30px;font-weight:800;line-height:1.3;
  position:relative;padding-left:18px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;
  background:var(--gradient);border-radius:4px;
}
.section-head p{color:var(--text-secondary);font-size:14px;max-width:420px;}

.split-layout{
  display:grid;grid-template-columns:260px 1fr;gap:36px;
  align-items:start;
}
.side-nav{
  background:var(--bg-second);border-radius:20px;
  border:1px solid var(--border);padding:24px;
  position:sticky;top:120px;
}
.side-nav-title{
  font-size:14px;font-weight:700;color:var(--text-secondary);
  letter-spacing:2px;text-transform:uppercase;
  padding-bottom:14px;border-bottom:1px solid var(--border);
  margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.side-nav-title i{color:var(--primary);}
.side-nav a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;
  color:var(--text-secondary);font-size:14px;font-weight:500;
  transition:all .25s ease;margin-bottom:4px;
}
.side-nav a i{width:18px;font-size:13px;color:var(--text-muted);transition:color .25s;}
.side-nav a:hover{color:#fff;background:rgba(0,225,168,.06);}
.side-nav a:hover i{color:var(--primary);}
.side-nav a.active{
  color:#fff;background:rgba(0,225,168,.1);
  border-left:3px solid var(--primary);
  box-shadow:0 0 16px rgba(0,225,168,.08);
}
.side-nav a.active i{color:var(--primary);}
.side-nav-note{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--border);
  font-size:12px;color:var(--text-muted);line-height:1.7;
}

.content-list{display:flex;flex-direction:column;gap:20px;}
.content-card{
  display:flex;align-items:center;gap:24px;
  background:var(--bg-second);
  border:1px solid var(--border);
  border-radius:20px;
  padding:20px;
  transition:all .3s ease;
  position:relative;overflow:hidden;
  cursor:pointer;
}
.content-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--gradient);transform:scaleY(0);transform-origin:center;transition:transform .35s ease;
}
.content-card:hover::before{transform:scaleY(1);}
.content-card:hover{
  border-color:rgba(0,225,168,.4);
  box-shadow:0 8px 32px rgba(0,0,0,.3),0 0 24px rgba(0,225,168,.08);
  transform:translateY(-2px);
}
.content-card-thumb{
  width:200px;height:128px;border-radius:14px;overflow:hidden;flex-shrink:0;
  position:relative;
}
.content-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.content-card:hover .content-card-thumb img{transform:scale(1.05);}
.content-card-body{flex:1;min-width:0;}
.content-card-tags{display:flex;gap:8px;margin-bottom:8px;flex-wrap:wrap;}
.tag-mini{
  display:inline-block;padding:3px 12px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(0,225,168,.1);color:var(--primary);
  border:1px solid rgba(0,225,168,.2);
}
.tag-mini.orange{background:rgba(255,107,53,.12);color:var(--accent);border-color:rgba(255,107,53,.3);}
.content-card-body h3{font-size:17px;font-weight:700;margin-bottom:6px;line-height:1.45;}
.content-card-body h3 a{color:var(--text-main);}
.content-card-body h3 a:hover{color:var(--primary);}
.content-card-body p{
  font-size:14px;color:var(--text-secondary);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.content-card-meta{
  display:flex;align-items:center;gap:16px;margin-top:10px;
  font-size:13px;color:var(--text-muted);
  font-family:var(--font-num);
}
.content-card-meta i{font-size:12px;color:var(--text-muted);}

.stat-band{
  background:var(--bg-second);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:44px 0;
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{
  text-align:center;padding:16px 8px;border-radius:16px;
  background:var(--bg-float);border:1px solid var(--border);
  transition:border-color .3s ease,box-shadow .3s ease;
}
.stat-item:hover{border-color:rgba(0,225,168,.35);box-shadow:0 0 24px rgba(0,225,168,.1);}
.stat-num{
  font-size:40px;font-weight:900;font-family:var(--font-num);
  background:var(--gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  line-height:1.2;letter-spacing:1px;
}
.stat-label{font-size:14px;color:var(--text-secondary);margin-top:8px;font-weight:500;}

.event-section{padding:72px 0;}
.event-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.event-card{
  background:var(--bg-second);border-radius:20px;border:1px solid var(--border);
  overflow:hidden;transition:all .35s ease;position:relative;
}
.event-card:hover{
  transform:translateY(-6px);
  border-color:rgba(0,225,168,.45);
  box-shadow:0 12px 40px rgba(0,0,0,.35),0 0 30px var(--glow-primary);
}
.event-card-img{height:200px;position:relative;overflow:hidden;}
.event-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.event-card:hover .event-card-img img{transform:scale(1.06);}
.event-card-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(10,14,20,.7) 100%);
}
.event-card-tag{
  position:absolute;top:16px;left:16px;z-index:2;
  padding:5px 14px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(255,107,53,.9);color:#fff;
  box-shadow:0 4px 16px rgba(255,107,53,.4);
}
.event-card-body{
  padding:20px;border-top:1px solid var(--border);
  background:linear-gradient(135deg,rgba(0,225,168,.04),transparent);
}
.event-card-body h3{font-size:18px;font-weight:700;margin-bottom:8px;line-height:1.45;}
.event-card-body p{
  font-size:14px;color:var(--text-secondary);line-height:1.7;
  margin-bottom:14px;
}
.event-meta{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:12px;border-top:1px solid var(--border);
  font-size:13px;color:var(--text-muted);font-family:var(--font-num);
}
.event-meta .status{display:flex;align-items:center;gap:6px;color:var(--primary);font-weight:700;}
.event-meta .status i{font-size:8px;color:var(--primary);animation:pulse 2s infinite;}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.5;transform:scale(1.4);}
}

.faq-section{padding:72px 0;background:var(--bg-second);}
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:16px;}
.faq-item{
  background:var(--bg-float);border:1px solid var(--border);
  border-radius:16px;overflow:hidden;transition:border-color .3s ease,box-shadow .3s ease;
}
.faq-item:hover{border-color:rgba(0,225,168,.35);}
.faq-item.open{border-color:rgba(0,225,168,.5);box-shadow:0 0 24px rgba(0,225,168,.1);}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text-main);
  text-align:left;transition:color .3s ease;gap:16px;
}
.faq-question:hover{color:var(--primary);}
.faq-icon{
  width:26px;height:26px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--border);color:var(--text-secondary);
  font-size:13px;transition:all .35s ease;background:var(--bg-second);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--primary);color:#0A0E14;border-color:var(--primary);}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height .4s ease;
  color:var(--text-secondary);font-size:15px;line-height:1.8;
}
.faq-answer-inner{padding:0 24px 22px;}
.faq-item.open .faq-answer{max-height:320px;}

.cta-band{
  background:var(--gradient);
  border-radius:28px;
  margin:72px 0;
  padding:48px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;
  background:rgba(255,255,255,.15);border-radius:50%;pointer-events:none;
}
.cta-text h3{font-size:26px;font-weight:900;color:#0A0E14;letter-spacing:.5px;margin-bottom:8px;}
.cta-text p{font-size:15px;color:rgba(10,14,20,.75);font-weight:500;}
.cta-btn{
  background:#0A0E14;color:#fff;
  padding:14px 36px;border-radius:999px;
  font-size:15px;font-weight:700;
  transition:all .3s ease;white-space:nowrap;
  box-shadow:0 8px 30px rgba(0,0,0,.3);
  flex-shrink:0;
  position:relative;z-index:2;
}
.cta-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 36px rgba(0,0,0,.4),0 0 30px rgba(0,225,168,.2);
  background:#11171F;
  color:var(--primary);
}

.site-footer{
  background:var(--bg-second);
  border-top:2px solid transparent;
  border-image:var(--gradient) 1;
  padding-top:60px;
  margin-top:0;
}
.footer-main{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;
  gap:40px;padding-bottom:40px;
}
.footer-brand{max-width:320px;}
.footer-desc{
  font-size:14px;color:var(--text-muted);line-height:1.8;
  margin-top:16px;
}
.footer-col h4{
  font-size:16px;font-weight:700;color:var(--text-main);
  margin-bottom:18px;letter-spacing:.5px;
  position:relative;padding-bottom:10px;
}
.footer-col h4::after{
  content:"";position:absolute;left:0;bottom:0;width:32px;height:2px;
  background:var(--gradient);border-radius:2px;
}
.footer-col a{
  display:block;font-size:14px;color:var(--text-secondary);
  padding:5px 0;transition:all .25s ease;
}
.footer-col a:hover{color:var(--primary);padding-left:6px;}
.footer-bottom{
  border-top:1px solid var(--border);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.footer-copyright{font-size:13px;color:var(--text-muted);}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-secondary);font-size:14px;
  transition:all .3s ease;
}
.footer-social a:hover{
  background:var(--primary);color:#0A0E14;border-color:var(--primary);
  box-shadow:0 0 20px rgba(0,225,168,.3);
}

@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .split-layout{grid-template-columns:1fr;}
  .side-nav{position:static;margin-bottom:24px;}
  .side-nav a{display:inline-flex;margin:4px;}
  .side-nav-title{width:100%;}
  .event-grid{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .footer-main{grid-template-columns:1fr 1fr;}
  .cta-band{flex-direction:column;text-align:center;}
}
@media (max-width:767px){
  .site-header .container{height:64px;}
  .logo-name{font-size:17px;}
  .logo-sub{font-size:10px;}
  .page-banner{padding:48px 0 64px;}
  .banner-content h1{font-size:28px;}
  .banner-desc{font-size:15px;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .content-card{flex-direction:column;align-items:flex-start;padding:16px;gap:14px;}
  .content-card-thumb{width:100%;height:180px;}
  .event-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;gap:14px;}
  .stat-num{font-size:34px;}
  .faq-question{font-size:15px;padding:16px;}
  .cta-band{padding:28px 20px;margin:40px 0;}
  .cta-text h3{font-size:20px;}
  .cta-btn{width:100%;text-align:center;}
  .footer-main{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .main-nav{
    display:flex;flex-direction:column;align-items:flex-start;
    position:fixed;top:0;left:0;right:0;bottom:0;
    background:rgba(10,14,20,.98);backdrop-filter:blur(24px);
    padding:88px 32px 32px;gap:8px;
    transform:translateX(-100%);transition:transform .3s ease;
    z-index:1001;overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav a{
    font-size:20px;padding:14px 0;width:100%;
    border-bottom:1px solid var(--border);
  }
  .nav-cta{
    display:flex;flex-direction:column;gap:10px;
    position:absolute;bottom:40px;left:32px;right:32px;
    z-index:1002;
  }
  .nav-cta a,.nav-cta button{width:100%;text-align:center;padding:14px !important;}
  .nav-toggle{
    z-index:1003;position:relative;
  }
  .nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle.active span:nth-child(2){opacity:0;}
  .nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
}

/* roulang page: article */
:root {
  --bg-primary: #0A0E14;
  --bg-secondary: #11171F;
  --bg-raised: #18202A;
  --primary: #00E1A8;
  --primary-dark: #00C58E;
  --accent: #FF6B35;
  --text-primary: #F2F5F7;
  --text-secondary: #9FB3C8;
  --text-muted: #5A6B7C;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --glow-primary: rgba(0,225,168,0.18);
  --glow-accent: rgba(255,107,53,0.28);
  --gradient: linear-gradient(135deg, #00E1A8 0%, #FF6B35 100%);
  --font-sans: "HarmonyOS Sans", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-num: "DIN Alternate", "Oswald", "Roboto Condensed", "Arial Narrow", monospace;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --space-section: 80px;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Top Status Bar ===== */
.top-status-bar {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  height: 44px;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1002;
}
.top-status-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.latest-ticker {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
  flex: 1;
  white-space: nowrap;
}
.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
  flex-shrink: 0;
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 4px var(--primary), 0 0 12px var(--primary); }
  50% { box-shadow: 0 0 8px var(--primary), 0 0 24px var(--primary); }
}
.ticker-text {
  color: var(--text-secondary);
  font-size: 13px;
  letter-spacing: 0.02em;
  animation: ticker-scroll 30s linear infinite;
  display: inline-block;
}
@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-2%); }
}
.update-badge {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.update-badge em {
  font-style: normal;
  font-family: var(--font-num);
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 14, 20, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 2px solid transparent;
  background-image: linear-gradient(rgba(10,14,20,0.92), rgba(10,14,20,0.92)), var(--gradient);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  transition: var(--transition);
}
.site-header.scrolled {
  background-color: rgba(10, 14, 20, 0.98);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.main-nav a {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 500;
  padding: 8px 2px;
  position: relative;
  transition: var(--transition);
  letter-spacing: 0.02em;
}
.main-nav a:hover {
  color: var(--text-primary);
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}
.main-nav a.active {
  color: var(--text-primary);
  font-weight: 600;
  text-shadow: 0 0 12px var(--glow-primary);
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.btn-login,
.btn-register {
  padding: 8px 22px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  border: 1px solid transparent;
}
.btn-login {
  color: var(--text-secondary);
  background: transparent;
  border-color: var(--border-strong);
}
.btn-login:hover {
  color: var(--text-primary);
  border-color: var(--primary);
  background: rgba(0, 225, 168, 0.05);
}
.btn-register {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 18px rgba(255, 107, 53, 0.25);
}
.btn-register:hover {
  background: #ff7d4d;
  border-color: #ff7d4d;
  box-shadow: 0 0 30px rgba(255, 107, 53, 0.4);
  transform: translateY(-2px);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle:hover span {
  background: var(--primary);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: 116px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg-primary);
    border-bottom: 2px solid var(--border);
    padding: 24px 32px;
    transform: translateY(-120%);
    transition: transform 0.4s ease;
    z-index: 999;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  }
  .main-nav.open {
    transform: translateY(0);
  }
  .main-nav a {
    display: block;
    padding: 14px 8px;
    font-size: 18px;
    border-bottom: 1px solid var(--border);
    width: 100%;
    position: relative;
  }
  .main-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    right: auto;
    top: 0;
    bottom: 0;
    width: 3px;
    height: auto;
    background: var(--gradient);
    border-radius: 0 3px 3px 0;
    transform: scaleY(0);
    transform-origin: top;
  }
  .main-nav a.active::after {
    transform: scaleY(1);
  }
  .nav-toggle {
    display: flex;
  }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 32px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
  text-align: center;
}
.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.btn-primary {
  background: var(--gradient);
  color: var(--text-primary);
  font-weight: 800;
  box-shadow: 0 0 20px var(--glow-accent);
}
.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(255, 107, 53, 0.45);
}
.btn-ghost {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-ghost:hover {
  background: rgba(0, 225, 168, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 0 24px var(--glow-primary);
}
.btn-dark {
  background: var(--bg-primary);
  color: #fff;
  border-color: rgba(255,255,255,0.2);
}
.btn-dark:hover {
  border-color: var(--primary);
  box-shadow: 0 0 24px var(--glow-primary);
  transform: translateY(-2px);
}

/* ===== Article Hero ===== */
.article-hero {
  position: relative;
  padding: 80px 0 60px;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  overflow: hidden;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,14,20,0.85) 0%, rgba(10,14,20,0.72) 40%, var(--bg-primary) 100%);
  z-index: 1;
}
.article-hero::after {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,225,168,0.15) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}
.article-hero .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  font-size: 14px;
  color: var(--text-muted);
}
.breadcrumb a {
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb-sep {
  color: var(--text-muted);
  font-size: 12px;
  opacity: 0.6;
}
.breadcrumb-current {
  color: var(--text-secondary);
  max-width: 360px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.article-title {
  font-size: 42px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  max-width: 900px;
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 24px;
}
.article-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 72px;
  height: 4px;
  background: var(--gradient);
  border-radius: 4px;
  box-shadow: 0 0 16px var(--glow-primary);
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 8px;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}
.meta-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
  display: inline-block;
}
.meta-dot.meta-dot-orange {
  background: var(--accent);
}
.meta-dot.meta-dot-green {
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary);
}
.article-meta .meta-num {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--text-primary);
}

/* ===== Article Body ===== */
.article-main {
  padding: 60px 0 20px;
  position: relative;
  z-index: 2;
}
.article-container {
  max-width: 1040px;
}
.article-body {
  max-width: 820px;
  margin: 0 auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  position: relative;
}
.article-body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.article-body::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background-image: radial-gradient(rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 30px 30px;
  pointer-events: none;
  opacity: 0.5;
}
.article-body > * {
  position: relative;
  z-index: 1;
}
.article-body h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 40px 0 16px;
  line-height: 1.4;
  position: relative;
  padding-left: 18px;
}
.article-body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 4px;
  background: var(--gradient);
  box-shadow: 0 0 12px var(--glow-primary);
}
.article-body h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 32px 0 14px;
  line-height: 1.4;
}
.article-body p {
  margin: 0 0 22px;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 16px;
}
.article-body p:last-child {
  margin-bottom: 0;
}
.article-body a {
  color: var(--primary);
  border-bottom: 1px solid transparent;
}
.article-body a:hover {
  border-bottom-color: var(--primary);
}
.article-body img {
  border-radius: var(--radius-md);
  margin: 24px 0;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}
.article-body blockquote {
  border-left: 4px solid var(--primary);
  background: rgba(0, 225, 168, 0.05);
  padding: 16px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  color: var(--text-secondary);
  font-style: italic;
  position: relative;
}
.article-body blockquote p {
  margin: 0;
  color: var(--text-secondary);
}
.article-body ul,
.article-body ol {
  padding-left: 24px;
  margin: 0 0 22px;
  color: var(--text-secondary);
}
.article-body ul li {
  list-style: disc;
  margin-bottom: 8px;
  line-height: 1.7;
}
.article-body ol li {
  list-style: decimal;
  margin-bottom: 8px;
  line-height: 1.7;
}
.article-body li::marker {
  color: var(--primary);
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 15px;
}
.article-body table th {
  background: var(--bg-raised);
  color: var(--text-primary);
  font-weight: 600;
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.article-body table td {
  padding: 13px 18px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  border-bottom: none;
}
.article-body table tr:hover td {
  background: rgba(0, 225, 168, 0.04);
}
.article-body table td,
.article-body table th {
  font-family: var(--font-num);
}
.article-body code {
  background: var(--bg-raised);
  color: var(--primary);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 14px;
  border: 1px solid var(--border);
}
.article-body pre {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  overflow-x: auto;
  margin: 24px 0;
}
.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text-secondary);
}
.article-empty {
  text-align: center;
  padding: 60px 40px;
}
.article-empty .empty-icon {
  font-size: 48px;
  color: var(--primary);
  margin-bottom: 16px;
  opacity: 0.6;
}
.article-empty h3 {
  font-size: 24px;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.article-empty p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* ===== Tags ===== */
.article-tags {
  max-width: 820px;
  margin: 32px auto 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.tag-label {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
}
.tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: default;
  transition: var(--transition);
}
.tag:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: rgba(0, 225, 168, 0.06);
}

/* ===== Prev / Next ===== */
.article-pn {
  max-width: 820px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.pn-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
  min-height: 80px;
}
.pn-link:hover {
  border-color: var(--primary);
  box-shadow: 0 0 24px var(--glow-primary);
  transform: translateY(-2px);
}
.pn-prev .pn-arrow {
  order: 0;
}
.pn-next {
  justify-content: flex-end;
  text-align: right;
}
.pn-arrow {
  font-family: var(--font-num);
  font-size: 20px;
  color: var(--primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.pn-link:hover .pn-prev .pn-arrow,
.pn-link.pn-prev:hover .pn-arrow {
  transform: translateX(-4px);
}
.pn-link.pn-next:hover .pn-arrow {
  transform: translateX(4px);
}
.pn-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: hidden;
}
.pn-label {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.pn-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 260px;
}
.pn-link:hover .pn-title {
  color: var(--primary);
}

/* ===== Related ===== */
.related-section {
  padding: 60px 0 20px;
}
.section-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
  position: relative;
}
.section-head::before {
  content: '';
  width: 4px;
  height: 24px;
  border-radius: 4px;
  background: var(--gradient);
  box-shadow: 0 0 12px var(--glow-primary);
}
.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: block;
}
.related-card:hover {
  border-color: var(--primary);
  box-shadow: 0 0 28px var(--glow-primary);
  transform: translateY(-6px);
}
.related-img {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.related-card:hover .related-img img {
  transform: scale(1.05);
}
.related-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(10,14,20,0.8) 100%);
}
.related-info {
  padding: 20px 22px 22px;
}
.related-info h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: var(--transition);
}
.related-card:hover .related-info h3 {
  color: var(--primary);
}
.related-date {
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-num);
}

/* ===== CTA ===== */
.article-cta {
  padding: 40px 0 80px;
}
.cta-box {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  pointer-events: none;
}
.cta-box::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: 30%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  pointer-events: none;
}
.cta-content h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}
.cta-content p {
  font-size: 16px;
  color: rgba(242,245,247,0.85);
  line-height: 1.6;
}
.cta-box .btn-dark {
  flex-shrink: 0;
  z-index: 1;
  position: relative;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-secondary);
  border-top: 2px solid transparent;
  background-image: linear-gradient(var(--bg-secondary), var(--bg-secondary)), var(--gradient);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  padding: 56px 0 0;
  position: relative;
}
.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 300px;
  margin-top: 12px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 2.2;
  transition: var(--transition);
}
.footer-col a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copyright {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.footer-social {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  font-size: 14px;
  transition: var(--transition);
  cursor: pointer;
}
.footer-social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-primary);
  box-shadow: 0 0 20px var(--glow-primary);
  transform: translateY(-2px);
}

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  :root {
    --space-section: 60px;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-title {
    font-size: 36px;
  }
  .cta-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 40px;
  }
  .cta-box .btn-dark {
    width: 100%;
    justify-content: center;
  }
}
@media (max-width: 767px) {
  :root {
    --space-section: 48px;
  }
  .container {
    padding: 0 16px;
  }
  .top-status-inner {
    gap: 12px;
  }
  .ticker-text {
    font-size: 12px;
  }
  .update-badge {
    display: none;
  }
  .site-header .container {
    height: 64px;
  }
  .logo-name {
    font-size: 18px;
  }
  .logo-sub {
    display: none;
  }
  .article-hero {
    padding: 48px 0 40px;
    background-attachment: scroll;
  }
  .breadcrumb {
    font-size: 13px;
    gap: 6px;
    margin-bottom: 20px;
  }
  .breadcrumb-current {
    max-width: 150px;
  }
  .article-title {
    font-size: 28px;
    margin-bottom: 18px;
    padding-bottom: 18px;
  }
  .article-meta {
    gap: 12px;
    flex-direction: column;
    align-items: flex-start;
  }
  .article-main {
    padding: 32px 0 16px;
  }
  .article-body {
    padding: 32px 20px;
    border-radius: 16px;
  }
  .article-body h2 {
    font-size: 24px;
    padding-left: 14px;
    margin: 32px 0 14px;
  }
  .article-body h3 {
    font-size: 20px;
  }
  .article-body p {
    font-size: 15px;
    line-height: 1.75;
  }
  .article-body blockquote {
    padding: 14px 16px;
  }
  .article-body table th,
  .article-body table td {
    padding: 10px 12px;
    font-size: 14px;
  }
  .article-tags {
    gap: 8px;
    margin-top: 24px;
  }
  .article-pn {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .pn-link {
    padding: 16px;
    min-height: 64px;
  }
  .pn-title {
    max-width: 200px;
    font-size: 14px;
  }
  .related-section {
    padding: 40px 0 16px;
  }
  .related-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .related-img {
    height: 180px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .article-cta {
    padding: 32px 0 48px;
  }
  .cta-box {
    padding: 32px 24px;
    gap: 20px;
  }
  .cta-content h2 {
    font-size: 24px;
  }
  .cta-content p {
    font-size: 15px;
  }
  .footer-main {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 32px;
  }
  .footer-desc {
    max-width: 100%;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}
@media (max-width: 520px) {
  .logo-mark {
    width: 34px;
    height: 34px;
  }
  .logo-mark svg {
    width: 28px;
    height: 32px;
  }
  .logo-name {
    font-size: 16px;
  }
  .nav-cta {
    gap: 6px;
  }
  .btn-login,
  .btn-register {
    padding: 6px 14px;
    font-size: 13px;
  }
  .nav-toggle {
    padding: 6px 4px;
  }
  .main-nav {
    top: 108px;
    padding: 20px 24px;
  }
  .article-title {
    font-size: 24px;
  }
  .article-body {
    padding: 28px 16px;
  }
  .article-body h2 {
    font-size: 22px;
  }
  .tag-label {
    display: none;
  }
  .tag {
    font-size: 12px;
    padding: 5px 12px;
  }
  .related-info h3 {
    font-size: 16px;
  }
}

/* roulang page: category2 */
:root{
  --bg-base:#0A0E14;
  --bg-secondary:#11171F;
  --bg-float:#18202A;
  --primary:#00E1A8;
  --primary-dark:#00C58E;
  --accent:#FF6B35;
  --text-main:#F2F5F7;
  --text-secondary:#9FB3C8;
  --text-muted:#5A6B7C;
  --border:rgba(255,255,255,.08);
  --shadow-primary:rgba(0,225,168,.2);
  --shadow-accent:rgba(255,107,53,.28);
  --gradient:linear-gradient(135deg,#00E1A8 0%,#FF6B35 100%);
  --radius-lg:20px;
  --radius-md:12px;
  --radius-pill:999px;
  --container:1200px;
  --space:80px;
  --font-main:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  --font-number:"DIN Alternate","Oswald",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--bg-base);
  color:var(--text-main);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--text-main);text-decoration:none;transition:color .25s}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--space) 0}

/* 顶部竞技状态条 */
.top-status{
  height:44px;
  background:#070b10;
  border-bottom:1px solid var(--border);
  display:flex;
  align-items:center;
  overflow:hidden;
  position:relative;
  z-index:1002;
}
.top-status .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.status-marquee{
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
  overflow:hidden;
  flex:1;
  min-width:0;
}
.status-marquee .pulse-dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);
  flex-shrink:0;
  position:relative;
}
.status-marquee .pulse-dot::after{
  content:"";
  position:absolute;
  inset:-4px;
  border-radius:50%;
  border:1px solid var(--primary);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{transform:scale(.6);opacity:.9}
  70%{transform:scale(1.4);opacity:0}
  100%{transform:scale(.6);opacity:0}
}
.status-marquee span{
  color:var(--text-secondary);
  font-size:13px;
  display:inline-block;
  white-space:nowrap;
  animation:marquee 22s linear infinite;
}
@keyframes marquee{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
.status-badge{
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  color:var(--primary);
  background:rgba(0,225,168,.08);
  border:1px solid rgba(0,225,168,.18);
  border-radius:var(--radius-pill);
  padding:3px 12px;
  white-space:nowrap;
}
.status-badge b{
  font-family:var(--font-number);
  font-weight:700;
}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:1001;
  background:rgba(10,14,20,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:2px solid transparent;
  border-image:var(--gradient);
  border-image-slice:1;
  transition:background .3s;
}
.site-header.scrolled{
  background:rgba(10,14,20,.98);
}
.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:24px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{
  display:flex;
  align-items:center;
  justify-content:center;
  width:40px;height:44px;
  filter:drop-shadow(0 0 8px var(--shadow-primary));
}
.logo-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}
.logo-name{
  font-size:20px;
  font-weight:800;
  letter-spacing:.5px;
  background:var(--gradient);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
}
.logo-sub{
  font-size:11px;
  color:var(--text-muted);
  letter-spacing:2px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:28px;
}
.main-nav a{
  font-size:15px;
  color:var(--text-secondary);
  position:relative;
  padding:8px 2px;
  font-weight:500;
  transition:color .25s;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:100%;height:2px;
  background:var(--gradient);
  border-radius:2px;
  opacity:0;
  transform:scaleX(.4);
  transition:opacity .25s,transform .25s;
}
.main-nav a:hover{
  color:#fff;
}
.main-nav a.active{
  color:#fff;
  text-shadow:0 0 12px var(--shadow-primary);
}
.main-nav a.active::after{
  opacity:1;
  transform:scaleX(1);
}
.nav-cta{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.btn-login{
  font-size:14px;
  color:var(--text-secondary);
  padding:8px 20px;
  border-radius:var(--radius-pill);
  border:1px solid var(--border);
  transition:all .25s;
}
.btn-login:hover{
  color:var(--primary);
  border-color:var(--primary);
  background:rgba(0,225,168,.06);
}
.btn-register{
  font-size:14px;
  font-weight:700;
  color:#0A0E14;
  background:var(--accent);
  padding:8px 22px;
  border-radius:var(--radius-pill);
  box-shadow:0 0 18px rgba(255,107,53,.25);
  transition:all .25s;
}
.btn-register:hover{
  background:#ff7b4a;
  box-shadow:0 0 30px rgba(255,107,53,.4);
  transform:translateY(-1px);
}
.btn-register:focus-visible,.btn-login:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--border);
}
.nav-toggle span{
  display:block;
  width:22px;height:2px;
  background:var(--text-main);
  border-radius:2px;
  transition:all .3s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2){
  opacity:0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

/* 分类横幅 */
.category-hero{
  position:relative;
  padding:72px 0 64px;
  background:
    linear-gradient(180deg,rgba(10,14,20,.78) 0%,rgba(10,14,20,.92) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.category-hero::before{
  content:"";
  position:absolute;
  top:-80px;right:-80px;
  width:260px;height:260px;
  background:radial-gradient(circle,rgba(0,225,168,.18),transparent 70%);
  pointer-events:none;
}
.category-hero::after{
  content:"";
  position:absolute;
  bottom:-100px;left:10%;
  width:220px;height:220px;
  background:radial-gradient(circle,rgba(255,107,53,.12),transparent 70%);
  pointer-events:none;
}
.category-hero .container{
  position:relative;
  z-index:2;
  text-align:center;
}
.category-hero h1{
  font-size:42px;
  font-weight:900;
  line-height:1.25;
  letter-spacing:1px;
  margin-bottom:14px;
}
.category-hero h1 .highlight{
  background:var(--gradient);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
}
.category-hero .hero-sub{
  font-size:16px;
  color:var(--text-secondary);
  max-width:680px;
  margin:0 auto 28px;
  line-height:1.8;
}
.hero-pills{
  display:flex;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:30px;
}
.hero-pills .pill{
  font-size:13px;
  color:var(--text-secondary);
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius:var(--radius-pill);
  padding:5px 16px;
  transition:all .25s;
}
.hero-pills .pill:hover{
  color:var(--primary);
  border-color:var(--primary);
  background:rgba(0,225,168,.05);
}
.btn-hero-primary{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:700;
  color:#0A0E14;
  background:var(--gradient);
  padding:12px 32px;
  border-radius:var(--radius-pill);
  box-shadow:0 0 30px rgba(255,107,53,.28);
  transition:all .25s;
}
.btn-hero-primary:hover{
  filter:brightness(1.1);
  box-shadow:0 0 38px rgba(255,107,53,.4);
  transform:translateY(-2px);
  color:#0A0E14;
}
.btn-hero-primary:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
}

/* 双列索引布局 */
.category-section{
  padding:var(--space) 0 56px;
}
.category-layout{
  display:grid;
  grid-template-columns:250px 1fr;
  gap:40px;
  align-items:start;
}
.subnav-wrap{
  position:sticky;
  top:92px;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:18px;
}
.subnav-title{
  font-size:14px;
  font-weight:700;
  color:var(--text-muted);
  letter-spacing:2px;
  padding:8px 12px 14px;
  border-bottom:1px solid var(--border);
  margin-bottom:10px;
}
.subnav-list{
  display:flex;
  flex-direction:column;
  gap:4px;
}
.subnav-list a{
  font-size:14px;
  color:var(--text-secondary);
  padding:10px 14px;
  border-radius:10px;
  border-left:3px solid transparent;
  transition:all .25s;
}
.subnav-list a:hover{
  color:var(--text-main);
  background:rgba(255,255,255,.03);
}
.subnav-list a.active{
  color:var(--primary);
  background:rgba(0,225,168,.06);
  border-left-color:var(--primary);
  font-weight:600;
}
.category-cards{
  display:flex;
  flex-direction:column;
  gap:20px;
}
.list-card{
  position:relative;
  display:flex;
  gap:20px;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:18px;
  transition:border-color .3s,box-shadow .3s,transform .3s;
  overflow:hidden;
}
.list-card::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--gradient);
  opacity:0;
  transition:opacity .3s;
}
.list-card:hover{
  border-color:var(--primary);
  box-shadow:0 0 24px var(--shadow-primary);
  transform:translateY(-3px);
}
.list-card:hover::before{
  opacity:1;
}
.list-card .thumb{
  width:140px;height:94px;
  border-radius:14px;
  object-fit:cover;
  flex-shrink:0;
  background:var(--bg-float);
}
.list-card .card-body{
  flex:1;
  min-width:0;
}
.list-card .card-meta{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:6px;
  flex-wrap:wrap;
}
.list-card .badge{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  color:var(--primary);
  background:rgba(0,225,168,.08);
  border:1px solid rgba(0,225,168,.16);
  padding:2px 10px;
  border-radius:var(--radius-pill);
}
.list-card .date{
  font-family:var(--font-number);
  font-size:12px;
  color:var(--text-muted);
}
.list-card h3{
  font-size:18px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:6px;
}
.list-card h3 a{
  color:var(--text-main);
  transition:color .25s;
}
.list-card h3 a:hover{
  color:var(--primary);
}
.list-card p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-arrow{
  position:absolute;
  right:18px;bottom:16px;
  width:36px;height:36px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.04);
  color:var(--text-secondary);
  border:1px solid var(--border);
  font-size:16px;
  opacity:0;
  transform:translateX(-8px);
  transition:all .3s;
}
.list-card:hover .card-arrow{
  opacity:1;
  transform:translateX(0);
  color:var(--primary);
  border-color:var(--primary);
}

/* CTA横幅 */
.category-cta{
  padding:0 0 56px;
}
.cta-banner{
  position:relative;
  background:var(--gradient);
  border-radius:24px;
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  overflow:hidden;
  box-shadow:0 0 40px rgba(255,107,53,.18);
}
.cta-banner::before{
  content:"";
  position:absolute;
  top:-40px;right:-40px;
  width:180px;height:180px;
  background:rgba(255,255,255,.08);
  border-radius:50%;
}
.cta-banner h3{
  font-size:26px;
  font-weight:800;
  color:#0A0E14;
  line-height:1.4;
  margin-bottom:6px;
}
.cta-banner p{
  font-size:15px;
  color:rgba(10,14,20,.78);
  max-width:560px;
}
.cta-banner .btn-dark{
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:700;
  color:#fff;
  background:#0A0E14;
  padding:14px 34px;
  border-radius:var(--radius-pill);
  transition:all .25s;
}
.cta-banner .btn-dark:hover{
  background:#0A0E14;
  box-shadow:0 0 30px rgba(10,14,20,.35);
  transform:translateY(-2px);
  color:#fff;
}
.cta-banner .btn-dark:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
}

/* FAQ */
.faq-section{
  padding:0 0 var(--space);
}
.faq-section .section-head{
  text-align:center;
  margin-bottom:36px;
}
.faq-section .section-head h2{
  font-size:30px;
  font-weight:800;
}
.faq-section .section-head .head-line{
  width:56px;height:3px;
  background:var(--gradient);
  border-radius:3px;
  margin:14px auto 0;
}
.faq-list{
  max-width:820px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:border-color .3s,box-shadow .3s;
}
.faq-item.active{
  border-color:var(--primary);
  box-shadow:0 0 20px rgba(0,225,168,.08);
}
.faq-question{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  text-align:left;
  padding:18px 22px;
  font-size:15px;
  font-weight:600;
  color:var(--text-main);
  transition:color .25s;
}
.faq-question .icon{
  flex-shrink:0;
  width:24px;height:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid var(--border);
  font-size:16px;
  color:var(--text-secondary);
  transition:all .3s;
}
.faq-item.active .faq-question .icon{
  transform:rotate(45deg);
  color:var(--primary);
  border-color:var(--primary);
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-item.active .faq-answer{
  max-height:400px;
}
.faq-answer p{
  padding:0 22px 20px;
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.8;
  border-left:3px solid var(--primary);
  margin-left:22px;
}

/* 页脚 */
.site-footer{
  background:var(--bg-secondary);
  border-top:2px solid transparent;
  border-image:var(--gradient);
  border-image-slice:1;
  padding:56px 0 0;
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:42px;
}
.footer-brand .logo{
  margin-bottom:16px;
}
.footer-desc{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.8;
  max-width:300px;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:var(--text-secondary);
  padding:6px 0;
  transition:color .25s,padding-left .25s;
}
.footer-col a:hover{
  color:var(--primary);
  padding-left:6px;
}
.footer-bottom{
  border-top:1px solid var(--border);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.footer-copyright{
  font-size:13px;
  color:var(--text-secondary);
}
.footer-copyright span{
  margin-right:8px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social a{
  width:36px;height:36px;
  border-radius:50%;
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-secondary);
  font-size:15px;
  transition:all .25s;
}
.footer-social a:hover{
  background:var(--primary);
  border-color:var(--primary);
  color:#0A0E14;
  box-shadow:0 0 16px rgba(0,225,168,.3);
}

/* 响应式 */
@media (max-width:1023px){
  :root{--space:56px}
  .main-nav{
    position:fixed;
    top:0;left:0;
    width:100%;height:100vh;
    background:rgba(10,14,20,.98);
    flex-direction:column;
    justify-content:center;
    gap:32px;
    z-index:1100;
    opacity:0;
    visibility:hidden;
    transform:translateY(-16px);
    transition:all .35s ease;
  }
  .main-nav.open{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .main-nav a{
    font-size:22px;
    font-weight:700;
    color:var(--text-secondary);
  }
  .main-nav a.active{
    color:#fff;
  }
  .main-nav a::after{
    display:none;
  }
  .main-nav a.active::before{
    content:"";
    position:absolute;
    left:-14px;top:50%;
    transform:translateY(-50%);
    width:3px;height:20px;
    background:var(--gradient);
    border-radius:3px;
  }
  .nav-toggle{
    display:flex;
    z-index:1200;
    position:relative;
  }
  .nav-cta{
    display:none;
  }
  .category-layout{
    grid-template-columns:1fr;
  }
  .subnav-wrap{
    position:static;
    overflow-x:auto;
  }
  .subnav-list{
    flex-direction:row;
    gap:8px;
    flex-wrap:nowrap;
    overflow-x:auto;
    padding-bottom:4px;
  }
  .subnav-list a{
    white-space:nowrap;
    border-left:none;
    border-bottom:2px solid transparent;
    border-radius:0;
    padding:8px 16px;
  }
  .subnav-list a.active{
    border-bottom-color:var(--primary);
    border-left:none;
  }
  .footer-main{
    grid-template-columns:1fr 1fr;
  }
  .cta-banner{
    flex-direction:column;
    text-align:center;
  }
}
@media (max-width:767px){
  :root{--space:48px}
  .top-status .container{
    padding:0 16px;
  }
  .status-badge{
    font-size:11px;
    padding:2px 10px;
  }
  .container{
    padding:0 16px;
  }
  .site-header .container{
    height:64px;
  }
  .logo-name{
    font-size:18px;
  }
  .logo-sub{
    font-size:10px;
  }
  .category-hero{
    padding:52px 0 48px;
  }
  .category-hero h1{
    font-size:30px;
  }
  .hero-sub{
    font-size:15px;
  }
  .list-card{
    flex-direction:column;
    padding:14px;
  }
  .list-card .thumb{
    width:100%;
    height:160px;
  }
  .list-card .card-arrow{
    opacity:1;
    transform:none;
  }
  .cta-banner{
    padding:30px 20px;
  }
  .cta-banner h3{
    font-size:22px;
  }
  .btn-dark{
    width:100%;
    justify-content:center;
  }
  .footer-main{
    grid-template-columns:1fr;
    gap:28px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
  .faq-question{
    padding:15px 16px;
    font-size:14px;
  }
  .faq-answer p{
    padding:0 16px 18px;
    margin-left:16px;
  }
}
@media (max-width:520px){
  .hero-pills{
    gap:6px;
  }
  .hero-pills .pill{
    font-size:12px;
    padding:4px 12px;
  }
  .category-hero h1{
    font-size:26px;
  }
  .btn-hero-primary{
    width:100%;
    justify-content:center;
    padding:13px 20px;
  }
  .list-card .thumb{
    height:130px;
  }
  .list-card h3{
    font-size:16px;
  }
  .list-card p{
    font-size:13px;
  }
}