/* roulang page: index */
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #101826;
  --bg-card: rgba(16, 24, 38, 0.85);
  --bg-card-hover: rgba(23, 34, 54, 0.95);
  --neon-cyan: #00e5ff;
  --neon-pink: #ff2d78;
  --neon-purple: #a855f7;
  --text-main: #e8ecf1;
  --text-muted: #9aa7b8;
  --text-dim: #6d7a8c;
  --border-color: rgba(0, 229, 255, 0.14);
  --border-hover: rgba(0, 229, 255, 0.45);
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-neon: 0 0 25px rgba(0, 229, 255, 0.12);
  --shadow-card: 0 12px 35px rgba(0, 0, 0, 0.4);
  --shadow-glow-cyan: 0 0 18px rgba(0, 229, 255, 0.35);
  --shadow-glow-pink: 0 0 18px rgba(255, 45, 120, 0.3);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --spacer-section: 96px;
  --text-xs: 0.78rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.18rem;
  --text-xl: 1.6rem;
  --text-2xl: 2.1rem;
  --text-3xl: 2.8rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.7;
  font-size: var(--text-base);
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--neon-pink);
}

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

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

.btn-neon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 30px;
  border-radius: 50px;
  background: linear-gradient(135deg, #00e5ff 0%, #00b8d9 50%, #a855f7 100%);
  border: none;
  color: #0a0e17;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0, 229, 255, 0.25);
  text-decoration: none;
}

.btn-neon:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.4);
  color: #0a0e17;
}

.btn-neon:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 3px;
}

.btn-neon:active {
  transform: translateY(0);
  box-shadow: 0 2px 12px rgba(0, 229, 255, 0.3);
}

.btn-outline-neon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 30px;
  border-radius: 50px;
  background: transparent;
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-outline-neon:hover {
  background: rgba(0, 229, 255, 0.1);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: var(--shadow-glow-cyan);
  transform: translateY(-2px);
}

.btn-outline-neon:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 3px;
}

.badge-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  background: rgba(0, 229, 255, 0.12);
  color: var(--neon-cyan);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.5px;
  border: 1px solid rgba(0, 229, 255, 0.25);
}

.badge-pink {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  background: rgba(255, 45, 120, 0.12);
  color: var(--neon-pink);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.5px;
  border: 1px solid rgba(255, 45, 120, 0.25);
}

/* ===== Header 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 14, 23, 0.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(0, 229, 255, 0.12);
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.35);
}

.site-header .navbar {
  padding: 14px 0;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: 0.5px;
  position: relative;
}

.brand-logo:hover {
  color: var(--neon-cyan);
}

.brand-logo .logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: #0a0e17;
  font-weight: 800;
  box-shadow: var(--shadow-glow-cyan);
}

.brand-logo span.logo-text {
  background: linear-gradient(90deg, #e8ecf1, #00e5ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-nav {
  gap: 6px;
  margin-left: 40px;
}

.nav-item .nav-link {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 18px !important;
  border-radius: 50px;
  position: relative;
  transition: var(--transition);
}

.nav-item .nav-link:hover {
  color: var(--neon-cyan);
  background: rgba(0, 229, 255, 0.08);
}

.nav-item.active .nav-link {
  color: var(--neon-cyan);
  background: rgba(0, 229, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, 0.2);
}

.nav-item.active .nav-link::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  border-radius: 3px;
  background: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.7);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.nav-actions .btn-neon {
  padding: 9px 22px;
  font-size: 0.88rem;
}

.navbar-toggler {
  border: 1px solid rgba(0, 229, 255, 0.3);
  background: transparent;
  padding: 6px 12px;
  border-radius: 8px;
  transition: var(--transition);
}

.navbar-toggler:hover {
  border-color: var(--neon-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

.navbar-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2300e5ff' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

@media (max-width: 991.98px) {
  .navbar-nav {
    margin-left: 0;
    margin-top: 16px;
    gap: 4px;
  }
  .nav-item .nav-link {
    padding: 10px 16px !important;
  }
  .nav-actions {
    margin-left: 0;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.08);
    width: 100%;
  }
  .nav-actions .btn-neon {
    flex: 1;
  }
}

/* ===== Hero 首屏 ===== */
.hero {
  position: relative;
  padding: 120px 0 100px;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 14, 23, 0.94) 0%, rgba(10, 14, 23, 0.78) 45%, rgba(10, 14, 23, 0.55) 100%);
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.15) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: 50px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--neon-cyan);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
}

.hero-badge i {
  font-size: 0.8rem;
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-main);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-title .gradient-text {
  background: linear-gradient(90deg, #00e5ff, #a855f7, #ff2d78);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 32px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.trust-item i {
  color: var(--neon-cyan);
  font-size: 0.9rem;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@media (max-width: 768px) {
  .hero {
    padding: 80px 0 60px;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
}

@media (max-width: 520px) {
  .hero-title {
    font-size: 1.65rem;
  }
  .hero-actions .btn-neon,
  .hero-actions .btn-outline-neon {
    width: 100%;
  }
  .hero-trust {
    flex-direction: column;
    gap: 12px;
  }
}

/* ===== Section 通用 ===== */
.site-section {
  padding: var(--spacer-section) 0;
}

.section-header {
  margin-bottom: 56px;
  max-width: 720px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header .section-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.22);
  color: var(--neon-cyan);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 14px;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--text-muted);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .site-section {
    padding: 60px 0;
  }
  .section-title {
    font-size: 1.6rem;
  }
  .section-header {
    margin-bottom: 36px;
  }
}

/* ===== 核心说明 ===== */
.feature-section {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.feature-section::before {
  content: '';
  position: absolute;
  top: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  height: 100%;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-neon);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.15), rgba(168, 85, 247, 0.15));
  border: 1px solid rgba(0, 229, 255, 0.2);
  color: var(--neon-cyan);
}

.feature-card:nth-child(2) .feature-icon {
  color: var(--neon-pink);
  border-color: rgba(255, 45, 120, 0.25);
  background: linear-gradient(135deg, rgba(255, 45, 120, 0.15), rgba(168, 85, 247, 0.15));
}

.feature-card:nth-child(3) .feature-icon {
  color: var(--neon-purple);
  border-color: rgba(168, 85, 247, 0.25);
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.18), rgba(0, 229, 255, 0.12));
}

.feature-card:nth-child(4) .feature-icon {
  color: #ffb84d;
  border-color: rgba(255, 184, 77, 0.25);
  background: linear-gradient(135deg, rgba(255, 184, 77, 0.15), rgba(255, 45, 120, 0.1));
}

.feature-title {
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.feature-text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.7;
}

@media (max-width: 991px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== 分类入口 ===== */
.category-section {
  background: var(--bg-primary);
}

.category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.category-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  text-decoration: none;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.category-card:hover {
  text-decoration: none;
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card), var(--shadow-glow-cyan);
}

.category-card .category-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform 0.6s ease;
}

.category-card:hover .category-bg {
  transform: scale(1.05);
}

.category-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 23, 0.95) 0%, rgba(10, 14, 23, 0.4) 60%, transparent 100%);
  z-index: 1;
}

.category-card .category-info {
  position: relative;
  z-index: 2;
  padding: 32px;
  width: 100%;
}

.category-card .category-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  letter-spacing: 0.2px;
}

.category-card .category-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
  max-width: 460px;
}

.category-card .category-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--neon-cyan);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 6px 0;
  transition: var(--transition);
}

.category-card:hover .category-link {
  gap: 14px;
  color: var(--neon-pink);
}

.category-card .category-count {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 50px;
  background: rgba(0, 229, 255, 0.15);
  border: 1px solid rgba(0, 229, 255, 0.25);
  color: var(--neon-cyan);
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 12px;
  vertical-align: middle;
}

@media (max-width: 768px) {
  .category-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .category-card {
    min-height: 300px;
  }
}

/* ===== 资讯列表 ===== */
.news-section {
  background: var(--bg-secondary);
  position: relative;
}

.news-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  opacity: 0.05;
  pointer-events: none;
}

.news-section .container {
  position: relative;
  z-index: 1;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card), var(--shadow-neon);
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.news-date {
  font-size: 0.75rem;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.5;
}

.news-title a {
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
}

.news-title a:hover {
  color: var(--neon-cyan);
}

.news-summary {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-more {
  font-size: 0.82rem;
  color: var(--neon-cyan);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.news-more:hover {
  color: var(--neon-pink);
  gap: 10px;
}

.empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  font-size: var(--text-base);
}

@media (max-width: 768px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== 数据/流程 ===== */
.stats-section {
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -150px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
  transform: translateY(-50%);
  pointer-events: none;
}

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

.stat-card {
  text-align: center;
  padding: 40px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card), var(--shadow-neon);
  transform: translateY(-4px);
}

.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  border-radius: 3px;
  background: var(--neon-cyan);
  opacity: 0;
  transition: var(--transition);
}

.stat-card:hover::after {
  opacity: 1;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  background: linear-gradient(90deg, #00e5ff, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1.2;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: 500;
}

/* 流程 */
.process-section {
  background: var(--bg-secondary);
  position: relative;
}

.process-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  opacity: 0.04;
  pointer-events: none;
}

.process-section .container {
  position: relative;
  z-index: 1;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple), transparent);
  opacity: 0.3;
}

.process-step {
  text-align: center;
  position: relative;
  padding: 0 12px;
}

.step-circle {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--neon-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
  transition: var(--transition);
  position: relative;
  z-index: 1;
}

.process-step:hover .step-circle {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  box-shadow: 0 0 35px rgba(0, 229, 255, 0.5);
  transform: scale(1.08);
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.step-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.65;
}

@media (max-width: 991px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 24px;
  }
  .process-grid::before {
    display: none;
  }
}

@media (max-width: 520px) {
  .stats-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-primary);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: start;
}

.faq-info {
  position: sticky;
  top: 100px;
}

.faq-info .contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--neon-cyan);
  font-weight: 600;
  margin-top: 10px;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.accordion-item {
  background: var(--bg-card) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-md) !important;
  overflow: hidden;
  transition: var(--transition);
}

.accordion-item:hover {
  border-color: var(--border-hover) !important;
}

.accordion-button {
  background: transparent !important;
  color: var(--text-main) !important;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 20px 24px;
  box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
  color: var(--neon-cyan) !important;
  background: rgba(0, 229, 255, 0.05) !important;
}

.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15) !important;
}

.accordion-button::after {
  filter: invert(100%) sepia(100%) saturate(500%) hue-rotate(160deg);
  transition: var(--transition);
}

.accordion-body {
  color: var(--text-muted);
  font-size: var(--text-sm);
  line-height: 1.75;
  padding: 8px 24px 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

@media (max-width: 991px) {
  .faq-layout {
    grid-template-columns: 1fr;
  }
  .faq-info {
    position: static;
  }
}

/* ===== CTA ===== */
.cta-section {
  background: var(--bg-secondary);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
}

.cta-box {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  padding: 60px 48px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(168, 85, 247, 0.08));
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.cta-box h2 {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.3px;
}

.cta-box p {
  font-size: var(--text-base);
  color: var(--text-muted);
  margin-bottom: 28px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 520px) {
  .cta-box {
    padding: 40px 24px;
  }
  .cta-actions .btn-neon,
  .cta-actions .btn-outline-neon {
    width: 100%;
  }
}

/* ===== Footer ===== */
.site-footer {
  background: #080c14;
  border-top: 1px solid rgba(0, 229, 255, 0.15);
  padding: 70px 0 0;
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), var(--neon-purple), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 50px;
}

.footer-brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand-name .logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: #0a0e17;
  font-weight: 800;
}

.footer-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 320px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--neon-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-links a i {
  font-size: 0.6rem;
  color: var(--neon-cyan);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--neon-cyan);
  padding-left: 6px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: 14px;
}

.footer-contact-item i {
  color: var(--neon-cyan);
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-copy a {
  color: var(--text-dim);
}

.footer-copy a:hover {
  color: var(--neon-cyan);
}

.footer-tech {
  font-size: 0.75rem;
  color: var(--text-dim);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }
}

/* ===== 响应式补充 ===== */
@media (max-width: 1024px) {
  .feature-grid {
    gap: 20px;
  }
}

@media (max-width: 991px) {
  .nav-links-wrap .nav-actions {
    margin-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* roulang page: category1 */
:root {
        --primary: #00e5ff;
        --primary-rgb: 0, 229, 255;
        --primary-dark: #00b8d4;
        --accent: #7c4dff;
        --accent-rgb: 124, 77, 255;
        --bg-dark: #0a0e1a;
        --bg-deeper: #070a13;
        --bg-card: #12182a;
        --bg-card-hover: #182036;
        --text-light: #f0f4ff;
        --text-muted: #8a94b0;
        --text-dim: #5c6a88;
        --border-color: rgba(255, 255, 255, 0.08);
        --border-neon: rgba(0, 229, 255, 0.35);
        --radius-lg: 18px;
        --radius-md: 12px;
        --radius-sm: 8px;
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
        --shadow-neon: 0 0 20px rgba(0, 229, 255, 0.12);
        --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        --transition: all 0.3s ease;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-main);
        background: var(--bg-dark);
        color: var(--text-light);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }

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

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

    a:hover {
        color: #7ff7ff;
    }

    .container {
        max-width: 1200px;
        padding-left: 24px;
        padding-right: 24px;
    }

    /* ===== 顶部导航 ===== */
    .site-header {
        background: rgba(7, 10, 19, 0.92);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border-color);
        position: sticky;
        top: 0;
        z-index: 1000;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    }

    .site-header::after {
        content: "";
        position: absolute;
        bottom: -1px;
        left: 0;
        width: 100%;
        height: 2px;
        background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
        opacity: 0.7;
    }

    .site-header .navbar {
        min-height: 72px;
        position: relative;
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 700;
        color: var(--text-light);
        letter-spacing: 0.5px;
        text-decoration: none;
        transition: var(--transition);
    }

    .brand-logo:hover {
        color: var(--primary);
        transform: scale(1.02);
    }

    .logo-icon {
        width: 38px;
        height: 38px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, var(--primary), var(--accent));
        border-radius: 10px;
        color: #0a0e1a;
        font-size: 16px;
        box-shadow: 0 0 14px rgba(0, 229, 255, 0.3);
    }

    .logo-text {
        background: linear-gradient(90deg, var(--primary), var(--accent));
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        font-weight: 800;
    }

    .navbar-nav {
        margin-left: auto;
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .navbar-nav .nav-item .nav-link {
        color: var(--text-muted);
        font-size: 15px;
        font-weight: 500;
        padding: 8px 18px;
        border-radius: 24px;
        position: relative;
        transition: var(--transition);
        display: inline-block;
    }

    .navbar-nav .nav-item .nav-link:hover {
        color: var(--text-light);
        background: rgba(0, 229, 255, 0.08);
        text-shadow: 0 0 12px rgba(0, 229, 255, 0.4);
    }

    .navbar-nav .nav-item.active .nav-link {
        color: var(--primary);
        background: rgba(0, 229, 255, 0.1);
        box-shadow: inset 0 0 0 1px rgba(0, 229, 255, 0.2), 0 0 16px rgba(0, 229, 255, 0.12);
        text-shadow: 0 0 10px rgba(0, 229, 255, 0.6);
    }

    .navbar-nav .nav-item.active .nav-link::after {
        content: "";
        position: absolute;
        bottom: -16px;
        left: 50%;
        transform: translateX(-50%);
        width: 22px;
        height: 2px;
        background: var(--primary);
        box-shadow: 0 0 10px var(--primary);
    }

    .nav-actions {
        margin-left: 16px;
        display: flex;
        align-items: center;
    }

    .btn-neon {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 10px 22px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #0a0e1a;
        font-size: 14px;
        font-weight: 700;
        border: none;
        border-radius: 24px;
        text-decoration: none;
        transition: var(--transition);
        box-shadow: 0 0 18px rgba(0, 229, 255, 0.25);
    }

    .btn-neon:hover {
        color: #0a0e1a;
        transform: translateY(-2px);
        box-shadow: 0 0 30px rgba(0, 229, 255, 0.45);
    }

    .btn-neon:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
    }

    .navbar-toggler {
        border: 1px solid rgba(0, 229, 255, 0.3);
        border-radius: 8px;
        padding: 4px 10px;
    }

    .navbar-toggler:focus {
        box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.25);
    }

    /* ===== 页面横幅 ===== */
    .page-banner {
        position: relative;
        padding: 88px 0 72px;
        background: url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
        isolation: isolate;
    }

    .page-banner::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(120deg, rgba(7, 10, 19, 0.97) 20%, rgba(7, 10, 19, 0.75) 60%, rgba(124, 77, 255, 0.25) 100%);
        z-index: -1;
    }

    .page-banner .breadcrumb {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 6px 16px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid var(--border-color);
        border-radius: 30px;
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 20px;
    }

    .page-banner .breadcrumb a {
        color: var(--primary);
    }

    .page-banner .breadcrumb .sep {
        opacity: 0.5;
    }

    .page-banner h1 {
        font-size: 40px;
        font-weight: 800;
        line-height: 1.25;
        margin-bottom: 16px;
        letter-spacing: 1px;
    }

    .page-banner h1 .neon-text {
        background: linear-gradient(90deg, var(--primary), #7ff7ff);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .page-banner .banner-desc {
        font-size: 17px;
        color: var(--text-muted);
        max-width: 640px;
        line-height: 1.8;
        margin-bottom: 28px;
    }

    .banner-stats {
        display: flex;
        flex-wrap: wrap;
        gap: 32px;
        margin-top: 12px;
    }

    .banner-stat-item {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .banner-stat-icon {
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(0, 229, 255, 0.1);
        border: 1px solid rgba(0, 229, 255, 0.25);
        border-radius: 12px;
        font-size: 18px;
        color: var(--primary);
    }

    .banner-stat-text .num {
        font-size: 22px;
        font-weight: 800;
        color: var(--text-light);
        line-height: 1.2;
    }

    .banner-stat-text .label {
        font-size: 13px;
        color: var(--text-muted);
    }

    /* ===== 分类标签区 ===== */
    .category-tabs {
        padding: 50px 0 10px;
    }

    .category-tabs .tabs-wrap {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        justify-content: center;
    }

    .tag-filter {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 10px 22px;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: 30px;
        font-size: 14px;
        font-weight: 600;
        color: var(--text-muted);
        cursor: pointer;
        transition: var(--transition);
        text-decoration: none;
    }

    .tag-filter:hover {
        color: var(--primary);
        border-color: var(--border-neon);
        transform: translateY(-2px);
        box-shadow: 0 4px 14px rgba(0, 229, 255, 0.1);
    }

    .tag-filter.active {
        color: var(--primary);
        background: rgba(0, 229, 255, 0.08);
        border-color: rgba(0, 229, 255, 0.4);
        box-shadow: 0 0 18px rgba(0, 229, 255, 0.12);
    }

    .tag-filter .count {
        font-size: 12px;
        background: rgba(255, 255, 255, 0.08);
        padding: 2px 10px;
        border-radius: 16px;
    }

    /* ===== 赛事卡片区 ===== */
    .section-block {
        padding: 60px 0;
    }

    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 20px;
        margin-bottom: 36px;
        flex-wrap: wrap;
    }

    .section-head .section-title-wrap {
        display: flex;
        align-items: center;
        gap: 14px;
    }

    .section-icon {
        width: 48px;
        height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, rgba(0, 229, 255, 0.15), rgba(124, 77, 255, 0.15));
        border: 1px solid rgba(0, 229, 255, 0.3);
        border-radius: 14px;
        font-size: 18px;
        color: var(--primary);
    }

    .section-title {
        font-size: 30px;
        font-weight: 800;
        line-height: 1.3;
        margin: 0;
    }

    .section-sub {
        font-size: 15px;
        color: var(--text-muted);
        margin-top: 4px;
    }

    .section-more {
        font-size: 14px;
        color: var(--primary);
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-weight: 600;
    }

    .section-more:hover {
        gap: 10px;
        color: #7ff7ff;
    }

    .match-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: var(--transition);
        height: 100%;
        position: relative;
    }

    .match-card:hover {
        transform: translateY(-6px);
        background: var(--bg-card-hover);
        border-color: rgba(0, 229, 255, 0.25);
        box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45), 0 0 18px rgba(0, 229, 255, 0.08);
    }

    .match-card .card-media {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/10;
    }

    .match-card .card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }

    .match-card:hover .card-media img {
        transform: scale(1.05);
    }

    .card-media .badge-live {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(255, 45, 85, 0.9);
        color: #fff;
        font-size: 12px;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: 20px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .badge-live .dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #fff;
        animation: pulse 1.2s infinite;
    }

    @keyframes pulse {
        0%, 100% { opacity: 1; transform: scale(1); }
        50% { opacity: 0.5; transform: scale(0.8); }
    }

    .card-media .badge-cat {
        position: absolute;
        top: 14px;
        right: 14px;
        background: rgba(7, 10, 19, 0.75);
        backdrop-filter: blur(8px);
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 20px;
        border: 1px solid rgba(0, 229, 255, 0.25);
    }

    .match-card .card-body {
        padding: 22px 20px;
    }

    .match-card .card-meta {
        display: flex;
        align-items: center;
        gap: 14px;
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 10px;
    }

    .match-card .card-meta .meta-date {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .match-card .card-title {
        font-size: 18px;
        font-weight: 700;
        line-height: 1.5;
        margin-bottom: 8px;
    }

    .match-card .card-title a {
        color: var(--text-light);
        text-decoration: none;
        transition: var(--transition);
    }

    .match-card .card-title a:hover {
        color: var(--primary);
    }

    .match-card .card-excerpt {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
    }

    .match-card .card-footer-info {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 14px 20px;
        border-top: 1px solid var(--border-color);
        font-size: 13px;
        color: var(--text-dim);
    }

    .match-card .card-footer-info .tag-list {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .mini-tag {
        font-size: 12px;
        color: var(--text-muted);
        background: rgba(255, 255, 255, 0.05);
        padding: 2px 10px;
        border-radius: 14px;
        border: 1px solid rgba(255, 255, 255, 0.06);
    }

    .mini-tag:hover {
        color: var(--primary);
        border-color: rgba(0, 229, 255, 0.2);
    }

    /* 资讯列表 */
    .news-list-section {
        padding: 50px 0;
        background: rgba(255, 255, 255, 0.015);
        border-top: 1px solid var(--border-color);
        border-bottom: 1px solid var(--border-color);
    }

    .news-list-item {
        display: flex;
        gap: 18px;
        padding: 22px 0;
        border-bottom: 1px solid var(--border-color);
        transition: var(--transition);
        align-items: flex-start;
    }

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

    .news-list-item:hover {
        padding-left: 12px;
        background: rgba(0, 229, 255, 0.02);
        border-radius: var(--radius-md);
    }

    .news-num {
        font-size: 20px;
        font-weight: 800;
        color: rgba(0, 229, 255, 0.3);
        min-width: 38px;
        line-height: 1.2;
        font-family: "Courier New", monospace;
    }

    .news-content {
        flex: 1;
    }

    .news-content h3 {
        font-size: 17px;
        font-weight: 700;
        margin-bottom: 6px;
        line-height: 1.5;
    }

    .news-content h3 a {
        color: var(--text-light);
        text-decoration: none;
    }

    .news-content h3 a:hover {
        color: var(--primary);
    }

    .news-meta {
        display: flex;
        align-items: center;
        gap: 14px;
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 6px;
    }

    .news-excerpt {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
        max-width: 900px;
    }

    /* ===== 数据看板 ===== */
    .stats-board {
        padding: 55px 0;
        background: linear-gradient(135deg, rgba(0, 229, 255, 0.04), rgba(124, 77, 255, 0.04));
        border-bottom: 1px solid var(--border-color);
    }

    .stat-panel {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 30px 24px;
        text-align: center;
        height: 100%;
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }

    .stat-panel::before {
        content: "";
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 60px;
        height: 3px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
        border-radius: 0 0 4px 4px;
        opacity: 0.6;
        transition: var(--transition);
    }

    .stat-panel:hover {
        transform: translateY(-4px);
        border-color: rgba(0, 229, 255, 0.2);
        box-shadow: var(--shadow-md);
    }

    .stat-panel:hover::before {
        width: 100px;
        opacity: 1;
    }

    .stat-icon {
        font-size: 30px;
        color: var(--primary);
        margin-bottom: 12px;
    }

    .stat-number {
        font-size: 36px;
        font-weight: 800;
        background: linear-gradient(90deg, var(--primary), var(--accent));
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        line-height: 1.2;
    }

    .stat-label {
        font-size: 14px;
        color: var(--text-muted);
        margin-top: 8px;
    }

    /* ===== 深度分析 ===== */
    .analysis-section {
        padding: 60px 0;
    }

    .analysis-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        overflow: hidden;
        height: 100%;
        transition: var(--transition);
    }

    .analysis-card:hover {
        transform: translateY(-5px);
        border-color: rgba(124, 77, 255, 0.25);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(124, 77, 255, 0.06);
    }

    .analysis-card .analysis-img {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/9;
    }

    .analysis-card .analysis-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s;
    }

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

    .analysis-card .analysis-body {
        padding: 24px;
    }

    .analysis-card .analysis-tag {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        color: var(--accent);
        background: rgba(124, 77, 255, 0.1);
        border: 1px solid rgba(124, 77, 255, 0.25);
        padding: 4px 12px;
        border-radius: 20px;
        margin-bottom: 12px;
    }

    .analysis-card .analysis-title {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 8px;
        line-height: 1.5;
    }

    .analysis-card .analysis-title a {
        color: var(--text-light);
        text-decoration: none;
    }

    .analysis-card .analysis-title a:hover {
        color: var(--primary);
    }

    .analysis-card .analysis-desc {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
    }

    /* ===== FAQ ===== */
    .faq-section {
        padding: 60px 0;
        background: var(--bg-deeper);
        border-top: 1px solid var(--border-color);
    }

    .faq-wrap {
        max-width: 900px;
        margin: 0 auto;
    }

    .accordion-item {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md) !important;
        margin-bottom: 14px;
        overflow: hidden;
        transition: var(--transition);
    }

    .accordion-item:hover {
        border-color: rgba(0, 229, 255, 0.15);
    }

    .accordion-button {
        background: var(--bg-card);
        color: var(--text-light);
        font-size: 16px;
        font-weight: 600;
        padding: 20px 24px;
        transition: var(--transition);
    }

    .accordion-button:not(.collapsed) {
        background: rgba(0, 229, 255, 0.05);
        color: var(--primary);
        box-shadow: none;
    }

    .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.12);
    }

    .accordion-button::after {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300e5ff'%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");
    }

    .accordion-body {
        padding: 18px 24px 22px;
        color: var(--text-muted);
        font-size: 14px;
        line-height: 1.8;
        border-top: 1px solid var(--border-color);
    }

    /* ===== CTA ===== */
    .cta-section {
        padding: 70px 0;
        position: relative;
        background: url("/assets/images/backpic/back-2.png") center center / cover no-repeat;
        isolation: isolate;
    }

    .cta-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(7, 10, 19, 0.93), rgba(124, 77, 255, 0.2));
        z-index: -1;
    }

    .cta-inner {
        text-align: center;
        max-width: 720px;
        margin: 0 auto;
        padding: 30px 0;
    }

    .cta-inner h2 {
        font-size: 32px;
        font-weight: 800;
        margin-bottom: 14px;
        line-height: 1.35;
    }

    .cta-inner h2 .highlight {
        background: linear-gradient(90deg, var(--primary), #7ff7ff);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .cta-inner p {
        font-size: 16px;
        color: var(--text-muted);
        margin-bottom: 28px;
        line-height: 1.8;
    }

    .cta-btns {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
    }

    .btn-cta-primary, .btn-cta-secondary, .btn-cta-ghost {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 14px 32px;
        font-size: 15px;
        font-weight: 700;
        border-radius: 30px;
        text-decoration: none;
        transition: var(--transition);
        border: none;
    }

    .btn-cta-primary {
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #0a0e1a;
        box-shadow: 0 0 24px rgba(0, 229, 255, 0.2);
    }

    .btn-cta-primary:hover {
        color: #0a0e1a;
        transform: translateY(-3px);
        box-shadow: 0 0 36px rgba(0, 229, 255, 0.4);
    }

    .btn-cta-secondary {
        background: rgba(0, 229, 255, 0.08);
        color: var(--primary);
        border: 1px solid rgba(0, 229, 255, 0.3);
    }

    .btn-cta-secondary:hover {
        color: #7ff7ff;
        background: rgba(0, 229, 255, 0.14);
        border-color: var(--primary);
        transform: translateY(-3px);
    }

    .btn-cta-ghost {
        background: rgba(255, 255, 255, 0.06);
        color: var(--text-muted);
        border: 1px solid var(--border-color);
    }

    .btn-cta-ghost:hover {
        color: var(--text-light);
        background: rgba(255, 255, 255, 0.12);
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--bg-deeper);
        border-top: 2px solid var(--border-color);
        position: relative;
    }

    .site-footer::before {
        content: "";
        position: absolute;
        top: -2px;
        left: 0;
        width: 100%;
        height: 2px;
        background: linear-gradient(90deg, transparent, var(--primary), transparent);
        opacity: 0.5;
    }

    .site-footer .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1.4fr;
        gap: 50px;
        padding: 64px 0 44px;
    }

    .footer-brand-name {
        font-size: 24px;
        font-weight: 800;
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 14px;
        color: var(--text-light);
    }

    .footer-desc {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.8;
        max-width: 320px;
    }

    .footer-title {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-light);
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 10px;
    }

    .footer-title::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: 0;
        width: 36px;
        height: 2px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
    }

    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }

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

    .footer-links a {
        color: var(--text-muted);
        font-size: 14px;
        text-decoration: none;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .footer-links a i {
        font-size: 10px;
        transition: var(--transition);
    }

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

    .footer-links a:hover i {
        transform: translateX(3px);
    }

    .footer-contact {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .footer-contact-item {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 14px;
        color: var(--text-muted);
    }

    .footer-contact-item i {
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 10px;
        color: var(--primary);
        font-size: 14px;
    }

    .footer-bottom {
        border-top: 1px solid var(--border-color);
        padding: 22px 0;
    }

    .footer-bottom .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 14px;
        flex-wrap: wrap;
    }

    .footer-copy {
        font-size: 14px;
        color: var(--text-dim);
    }

    .footer-tech {
        font-size: 13px;
        color: var(--text-dim);
    }

    .footer-tech i {
        color: var(--primary);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1199.98px) {
        .container {
            max-width: 960px;
        }
    }

    @media (max-width: 991.98px) {
        .site-header .navbar-collapse {
            background: rgba(7, 10, 19, 0.98);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            margin-top: 12px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
            backdrop-filter: blur(20px);
        }

        .navbar-nav {
            margin-left: 0;
            align-items: flex-start;
            gap: 4px;
            margin-bottom: 12px;
        }

        .navbar-nav .nav-item {
            width: 100%;
        }

        .navbar-nav .nav-item .nav-link {
            display: block;
            width: 100%;
            padding: 12px 16px;
        }

        .navbar-nav .nav-item.active .nav-link::after {
            display: none;
        }

        .nav-actions {
            margin-left: 0;
            margin-top: 8px;
        }

        .nav-actions .btn-neon {
            width: 100%;
            justify-content: center;
        }

        .page-banner {
            padding: 64px 0 56px;
        }

        .page-banner h1 {
            font-size: 32px;
        }

        .section-title {
            font-size: 26px;
        }

        .site-footer .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 40px 30px;
        }

        .footer-desc {
            max-width: 100%;
        }
    }

    @media (max-width: 767.98px) {
        .container {
            padding-left: 20px;
            padding-right: 20px;
        }

        .page-banner {
            padding: 50px 0 44px;
        }

        .page-banner h1 {
            font-size: 27px;
        }

        .page-banner .banner-desc {
            font-size: 15px;
        }

        .banner-stats {
            gap: 18px;
            flex-direction: column;
            align-items: flex-start;
        }

        .section-block {
            padding: 44px 0;
        }

        .section-head {
            margin-bottom: 26px;
        }

        .section-title {
            font-size: 23px;
        }

        .section-icon {
            width: 40px;
            height: 40px;
            font-size: 16px;
        }

        .match-card .card-title {
            font-size: 17px;
        }

        .news-list-item {
            padding: 18px 0;
            flex-direction: column;
            gap: 10px;
        }

        .news-num {
            font-size: 18px;
            min-width: auto;
        }

        .stat-panel {
            margin-bottom: 16px;
        }

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

        .cta-btns {
            flex-direction: column;
            align-items: center;
        }

        .btn-cta-primary, .btn-cta-secondary, .btn-cta-ghost {
            width: 100%;
            justify-content: center;
        }

        .site-footer .footer-grid {
            grid-template-columns: 1fr;
            gap: 36px;
            padding: 44px 0 32px;
        }

        .footer-bottom .container {
            flex-direction: column;
            text-align: center;
            gap: 8px;
        }
    }

    @media (max-width: 520px) {
        .page-banner h1 {
            font-size: 24px;
        }

        .page-banner .breadcrumb {
            font-size: 12px;
        }

        .tag-filter {
            padding: 8px 16px;
            font-size: 13px;
        }

        .section-title {
            font-size: 20px;
        }

        .stat-number {
            font-size: 28px;
        }

        .accordion-button {
            font-size: 15px;
            padding: 16px 18px;
        }

        .accordion-body {
            padding: 14px 18px 18px;
        }

        .footer-contact-item {
            font-size: 13px;
        }
    }

    /* 滚动条 */
    ::-webkit-scrollbar {
        width: 8px;
        height: 8px;
    }

    ::-webkit-scrollbar-track {
        background: var(--bg-deeper);
    }

    ::-webkit-scrollbar-thumb {
        background: rgba(0, 229, 255, 0.25);
        border-radius: 8px;
    }

    ::-webkit-scrollbar-thumb:hover {
        background: rgba(0, 229, 255, 0.4);
    }

    ::selection {
        background: rgba(0, 229, 255, 0.3);
        color: #fff;
    }

/* roulang page: article */
:root {
            --primary: #00e5ff;
            --primary-dark: #00b8d4;
            --secondary: #7c5cff;
            --accent: #ff2d78;
            --bg-deep: #080c18;
            --bg-body: #0d1326;
            --bg-surface: #121a30;
            --bg-card: #151f38;
            --border: #223052;
            --border-light: #2c3d66;
            --text-main: #e8edf7;
            --text-muted: #9aa6bd;
            --text-strong: #ffffff;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, .3);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, .35);
            --shadow-neon: 0 0 24px rgba(0, 229, 255, .25);
            --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --space-section: 90px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button,
        input {
            font-family: inherit;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        ::selection {
            background: rgba(0, 229, 255, .3);
            color: #fff;
        }
        .container {
            max-width: 1200px;
        }
        .site-header {
            background: rgba(8, 12, 24, .96);
            border-bottom: 1px solid rgba(0, 229, 255, .14);
            position: sticky;
            top: 0;
            z-index: 1040;
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
        }
        .site-header .navbar {
            min-height: 74px;
            flex-wrap: wrap;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: .6rem;
            flex: 0 0 auto;
            text-decoration: none;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 12px;
            color: #06121a;
            font-size: 1.15rem;
            box-shadow: 0 0 18px rgba(0, 229, 255, .35);
        }
        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: .5px;
            color: var(--text-strong);
            background: linear-gradient(90deg, #ffffff, var(--primary));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .site-header .navbar-nav {
            gap: .4rem;
            margin-left: 2rem;
            align-items: center;
        }
        .site-header .nav-link {
            color: var(--text-muted);
            font-weight: 600;
            font-size: .98rem;
            padding: .5rem 1.1rem !important;
            border-radius: 999px;
            position: relative;
            transition: all .25s ease;
        }
        .site-header .nav-link:hover {
            color: var(--text-strong);
            background: rgba(255, 255, 255, .04);
        }
        .site-header .nav-item.active .nav-link {
            color: var(--primary);
            background: rgba(0, 229, 255, .08);
            box-shadow: inset 0 0 0 1px rgba(0, 229, 255, .25), 0 0 18px rgba(0, 229, 255, .12);
        }
        .site-header .nav-actions {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: .8rem;
        }
        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .2);
            padding: .3rem .6rem;
            border-radius: 10px;
        }
        .site-header .navbar-toggler:focus {
            box-shadow: none;
            border-color: var(--primary);
        }
        .btn-neon {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            background: linear-gradient(135deg, var(--primary), #00b8d4);
            color: #06121a;
            font-weight: 700;
            font-size: .95rem;
            padding: .6rem 1.4rem;
            border-radius: 999px;
            border: none;
            text-decoration: none;
            transition: all .25s ease;
            box-shadow: 0 0 16px rgba(0, 229, 255, .35);
            white-space: nowrap;
        }
        .btn-neon:hover {
            color: #06121a;
            transform: translateY(-2px);
            box-shadow: 0 0 26px rgba(0, 229, 255, .55);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            border: 1px solid rgba(255, 255, 255, .25);
            color: var(--text-strong);
            padding: .6rem 1.4rem;
            border-radius: 999px;
            font-weight: 600;
            text-decoration: none;
            transition: all .25s ease;
            background: rgba(255, 255, 255, .04);
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .article-hero {
            padding: 105px 0 65px;
            background: linear-gradient(135deg, rgba(8, 12, 24, .94), rgba(20, 16, 46, .88)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border-bottom: 1px solid rgba(0, 229, 255, .18);
            position: relative;
        }
        .article-hero::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary), transparent 75%);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: .5rem;
            flex-wrap: wrap;
            font-size: .88rem;
            color: var(--text-muted);
            margin-bottom: 1.2rem;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: .3rem;
        }
        .breadcrumb-nav a:hover {
            color: var(--primary);
        }
        .breadcrumb-nav .separator {
            color: var(--border-light);
        }
        .breadcrumb-nav .current {
            color: var(--primary);
        }
        .hero-kicker {
            display: inline-block;
            font-size: .85rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(0, 229, 255, .1);
            border: 1px solid rgba(0, 229, 255, .22);
            border-radius: 999px;
            padding: .35rem 1rem;
            margin-bottom: 1rem;
            box-shadow: var(--shadow-neon);
        }
        .article-hero h1 {
            font-size: clamp(1.9rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1.28;
            color: var(--text-strong);
            max-width: 900px;
            margin-bottom: 1rem;
            text-shadow: 0 2px 20px rgba(0, 0, 0, .5);
        }
        .article-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 720px;
            margin-bottom: 1.2rem;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .8rem;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            font-size: .88rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, .05);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: .35rem 1rem;
        }
        .article-meta .article-category {
            color: var(--primary);
            border-color: rgba(0, 229, 255, .3);
            background: rgba(0, 229, 255, .07);
        }
        .article-main {
            padding: 75px 0 80px;
            background: var(--bg-body);
        }
        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 2.4rem;
            box-shadow: var(--shadow-md);
        }
        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text-main);
            word-break: break-word;
        }
        .article-content h2 {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--text-strong);
            margin: 2.2rem 0 1rem;
            border-left: 4px solid var(--primary);
            padding-left: 1rem;
            line-height: 1.45;
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-strong);
            margin: 1.8rem 0 .8rem;
        }
        .article-content p {
            margin-bottom: 1.2rem;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content ul,
        .article-content ol {
            margin: 1rem 0 1.3rem 1.4rem;
            padding: 0;
        }
        .article-content li {
            margin-bottom: .5rem;
        }
        .article-content blockquote {
            border-left: 3px solid var(--secondary);
            padding: .9rem 1.3rem;
            background: rgba(124, 92, 255, .08);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-muted);
            margin: 1.5rem 0;
        }
        .article-empty {
            text-align: center;
            padding: 3rem 1rem;
        }
        .article-empty i {
            font-size: 3rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .article-empty h2 {
            font-size: 1.6rem;
            color: var(--text-strong);
            margin-bottom: .6rem;
        }
        .article-empty p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .6rem;
            margin-top: 1.4rem;
        }
        .tag-label {
            font-size: .9rem;
            color: var(--text-muted);
            font-weight: 600;
        }
        .tag-item {
            display: inline-block;
            font-size: .82rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, .05);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: .28rem .9rem;
            transition: all .2s ease;
        }
        .tag-item:hover {
            color: var(--primary);
            border-color: rgba(0, 229, 255, .35);
        }
        .sidebar-inner {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 1.1rem;
            display: flex;
            align-items: center;
            gap: .5rem;
        }
        .sidebar-title i {
            color: var(--primary);
        }
        .sidebar-search {
            display: flex;
            gap: .5rem;
        }
        .sidebar-search .form-control {
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: 999px;
            color: var(--text-main);
            padding: .55rem 1.1rem;
            font-size: .9rem;
        }
        .sidebar-search .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 rgba(0, 229, 255, .12);
            background: var(--bg-deep);
            color: var(--text-main);
        }
        .sidebar-search .form-control::placeholder {
            color: var(--text-muted);
        }
        .btn-search {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), #00b8d4);
            color: #06121a;
            border: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all .25s ease;
            flex: 0 0 auto;
        }
        .btn-search:hover {
            box-shadow: 0 0 18px rgba(0, 229, 255, .4);
            transform: translateY(-2px);
            color: #06121a;
        }
        .sidebar-categories {
            display: flex;
            flex-direction: column;
            gap: .7rem;
        }
        .category-item {
            display: flex;
            align-items: center;
            gap: .8rem;
            padding: .95rem 1rem;
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: 12px;
            text-decoration: none;
            transition: all .25s ease;
        }
        .category-item:hover {
            border-color: rgba(0, 229, 255, .35);
            background: rgba(0, 229, 255, .05);
            transform: translateX(4px);
        }
        .category-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(0, 229, 255, .12);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex: 0 0 auto;
        }
        .category-name {
            flex: 1;
            font-weight: 600;
            color: var(--text-main);
        }
        .category-arrow {
            color: var(--text-muted);
            font-size: .85rem;
        }
        .support-card {
            text-align: center;
            background: linear-gradient(150deg, rgba(0, 229, 255, .08), rgba(124, 92, 255, .08)), var(--bg-card);
            border-color: rgba(0, 229, 255, .25);
        }
        .support-card > i {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: .7rem;
        }
        .support-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: .5rem;
        }
        .support-card p {
            font-size: .9rem;
            color: var(--text-muted);
            margin-bottom: 1.1rem;
        }
        .stat-card {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: .6rem;
            text-align: center;
        }
        .stat-item {
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: .9rem .4rem;
        }
        .stat-item strong {
            display: block;
            font-size: 1.1rem;
            color: var(--primary);
            font-weight: 800;
        }
        .stat-item span {
            display: block;
            font-size: .78rem;
            color: var(--text-muted);
            margin-top: .2rem;
        }
        .explore-section {
            padding: 75px 0;
            background: linear-gradient(180deg, var(--bg-deep), rgba(18, 24, 48, .75));
            border-top: 1px solid rgba(255, 255, 255, .04);
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 2.8rem;
        }
        .section-eyebrow {
            display: inline-block;
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(0, 229, 255, .1);
            border: 1px solid rgba(0, 229, 255, .22);
            border-radius: 999px;
            padding: .3rem 1rem;
            margin-bottom: .8rem;
        }
        .section-title {
            font-size: clamp(1.7rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text-strong);
            margin-bottom: .7rem;
        }
        .section-sub {
            font-size: 1rem;
            color: var(--text-muted);
        }
        .explore-card {
            display: block;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            text-decoration: none;
            transition: all .3s ease;
            box-shadow: var(--shadow-sm);
        }
        .explore-card:hover {
            transform: translateY(-6px);
            border-color: rgba(0, 229, 255, .35);
            box-shadow: var(--shadow-md), var(--shadow-neon);
        }
        .explore-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .explore-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .explore-card:hover .explore-img img {
            transform: scale(1.06);
        }
        .explore-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(8, 12, 24, .65), transparent 60%);
            display: flex;
            align-items: flex-end;
            justify-content: flex-end;
            padding: .9rem;
            opacity: 0;
            transition: opacity .3s ease;
        }
        .explore-card:hover .explore-overlay {
            opacity: 1;
        }
        .explore-overlay i {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary);
            color: #06121a;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: .85rem;
        }
        .explore-body {
            padding: 1.2rem 1.3rem 1.4rem;
        }
        .badge-category {
            display: inline-block;
            font-size: .78rem;
            font-weight: 700;
            color: var(--primary);
            background: rgba(0, 229, 255, .09);
            border: 1px solid rgba(0, 229, 255, .22);
            border-radius: 999px;
            padding: .22rem .8rem;
            margin-bottom: .6rem;
        }
        .explore-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: .4rem;
            transition: color .2s ease;
        }
        .explore-card:hover .explore-body h3 {
            color: var(--primary);
        }
        .explore-body p {
            font-size: .9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .faq-section {
            padding: 80px 0;
            background: var(--bg-body);
        }
        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 1rem;
            overflow: hidden;
        }
        .faq-accordion .accordion-item:last-child {
            margin-bottom: 0;
        }
        .faq-accordion .accordion-button {
            background: transparent;
            color: var(--text-strong);
            font-weight: 600;
            padding: 1.1rem 1.3rem;
            font-size: 1.02rem;
            box-shadow: none;
            border: none;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(0, 229, 255, .06);
            color: var(--primary);
        }
        .faq-accordion .accordion-button::after {
            filter: invert(1);
            opacity: .8;
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            filter: invert(1) saturate(1) sepia(1) hue-rotate(130deg);
            opacity: 1;
        }
        .faq-accordion .accordion-button:hover {
            background: rgba(0, 229, 255, .04);
        }
        .faq-accordion .accordion-body {
            padding: .4rem 1.3rem 1.3rem;
            color: var(--text-muted);
            font-size: .95rem;
            line-height: 1.8;
            border-top: 1px solid rgba(255, 255, 255, .04);
        }
        .cta-section {
            padding: 90px 0;
            background: linear-gradient(135deg, rgba(8, 12, 24, .92), rgba(28, 18, 56, .88)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-top: 1px solid rgba(0, 229, 255, .15);
        }
        .cta-inner {
            text-align: center;
            max-width: 760px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 800;
            color: var(--text-strong);
            margin-bottom: 1rem;
        }
        .cta-inner p {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 1.8rem;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: .8rem;
        }
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid rgba(0, 229, 255, .15);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .footer-brand-name {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-strong);
            display: flex;
            align-items: center;
            gap: .6rem;
            margin-bottom: 1rem;
        }
        .footer-desc {
            font-size: .92rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 420px;
        }
        .footer-title {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 1.1rem;
            position: relative;
            padding-bottom: .5rem;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 34px;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: .6rem;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: .92rem;
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            transition: all .2s ease;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-links i {
            font-size: .7rem;
            color: var(--primary);
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: .85rem;
        }
        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: .7rem;
            font-size: .9rem;
            color: var(--text-muted);
            word-break: break-all;
        }
        .footer-contact-item i {
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: rgba(0, 229, 255, .08);
            border: 1px solid rgba(0, 229, 255, .18);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: .85rem;
            flex: 0 0 auto;
        }
        .footer-bottom {
            padding: 1.4rem 0;
        }
        .footer-bottom .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: .8rem;
        }
        .footer-copy {
            font-size: .88rem;
            color: var(--text-muted);
        }
        .footer-tech {
            font-size: .84rem;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
        }
        @media (min-width: 992px) {
            .sidebar-inner {
                position: sticky;
                top: 30px;
            }
            .site-header .navbar-collapse {
                display: flex;
                align-items: center;
            }
        }
        @media (max-width: 991.98px) {
            .site-header .navbar-nav {
                margin: 1rem 0 .5rem;
                width: 100%;
                gap: .2rem;
            }
            .site-header .nav-actions {
                margin: .5rem 0 1rem;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 767.98px) {
            .article-hero {
                padding: 90px 0 50px;
            }
            .article-main {
                padding: 55px 0 60px;
            }
            .article-card {
                padding: 1.5rem;
            }
            .explore-section,
            .faq-section {
                padding: 60px 0;
            }
            .cta-section {
                padding: 65px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .footer-brand {
                grid-column: auto;
            }
            .site-footer {
                padding-top: 50px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --space-section: 50px;
            }
            .article-card {
                padding: 1.2rem;
            }
            .article-content {
                font-size: 1rem;
            }
            .article-meta {
                gap: .5rem;
            }
            .article-meta span {
                padding: .3rem .8rem;
                font-size: .82rem;
            }
            .stat-card {
                grid-template-columns: repeat(3, 1fr);
                gap: .4rem;
            }
            .stat-item {
                padding: .7rem .3rem;
            }
            .stat-item strong {
                font-size: .95rem;
            }
            .stat-item span {
                font-size: .7rem;
            }
            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-actions .btn-neon,
            .cta-actions .btn-outline {
                justify-content: center;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
      --primary: #00e5ff;
      --primary-dark: #00b8d4;
      --accent: #7c4dff;
      --bg-dark: #0b0f1a;
      --bg-body: #0f1524;
      --bg-card: #161e30;
      --bg-card-hover: #1b2438;
      --text-main: #e8ecf4;
      --text-weak: #9aa3b5;
      --text-muted: #6b7488;
      --border-color: rgba(255, 255, 255, 0.08);
      --neon-glow: 0 0 12px rgba(0, 229, 255, 0.35);
      --radius-lg: 20px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
      --shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
      --transition: all 0.3s ease;
      --space-section: 90px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-body);
      color: var(--text-main);
      line-height: 1.7;
      overflow-x: hidden;
    }

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

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

    button,
    input {
      font-family: inherit;
    }

    .container {
      max-width: 1200px;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      background: #0a0e17;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
    }

    .site-header::before {
      content: "";
      display: block;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent), transparent);
    }

    .site-header .navbar {
      min-height: 64px;
      padding: 0;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 10px 0;
      font-weight: 800;
      font-size: 1.4rem;
      letter-spacing: 0.5px;
      color: #fff;
    }

    .brand-logo .logo-icon {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      color: #fff;
      box-shadow: var(--neon-glow);
    }

    .brand-logo .logo-text {
      background: linear-gradient(90deg, #fff, var(--primary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .navbar-nav {
      margin-left: 30px;
      gap: 4px;
    }

    .navbar-nav .nav-link {
      color: var(--text-weak);
      font-size: 0.95rem;
      font-weight: 600;
      padding: 8px 16px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      position: relative;
    }

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

    .navbar-nav .nav-link::after {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 2px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
      transform: scaleX(0);
      transition: var(--transition);
      box-shadow: var(--neon-glow);
    }

    .navbar-nav .nav-item.active .nav-link {
      color: var(--primary);
    }

    .navbar-nav .nav-item.active .nav-link::after {
      transform: scaleX(1);
    }

    .nav-actions {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn-neon {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff;
      font-weight: 700;
      font-size: 0.92rem;
      padding: 9px 22px;
      border-radius: 50px;
      border: none;
      transition: var(--transition);
      box-shadow: 0 4px 16px rgba(0, 229, 255, 0.25);
    }

    .btn-neon:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 26px rgba(0, 229, 255, 0.4);
      color: #fff;
    }

    .btn-neon:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 3px;
    }

    .navbar-toggler {
      border: 1px solid rgba(255, 255, 255, 0.2);
      padding: 6px 10px;
      border-radius: 8px;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.3);
    }

    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    /* ===== Page Banner ===== */
    .page-banner {
      position: relative;
      padding: 100px 0 90px;
      background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
      overflow: hidden;
    }

    .page-banner::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(11, 15, 26, 0.96), rgba(11, 15, 26, 0.82), rgba(11, 15, 26, 0.55));
      z-index: 1;
    }

    .page-banner .container {
      position: relative;
      z-index: 2;
    }

    .breadcrumb-box {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      font-size: 0.88rem;
      color: var(--text-weak);
      margin-bottom: 22px;
    }

    .breadcrumb-box a {
      color: var(--text-weak);
      transition: var(--transition);
    }

    .breadcrumb-box a:hover {
      color: var(--primary);
    }

    .breadcrumb-box .sep {
      color: var(--text-muted);
    }

    .breadcrumb-box .current {
      color: var(--primary);
      font-weight: 600;
    }

    .banner-title {
      font-size: 2.9rem;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 18px;
      letter-spacing: 1px;
      background: linear-gradient(90deg, #fff, var(--primary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .banner-desc {
      max-width: 680px;
      font-size: 1.08rem;
      color: var(--text-main);
      margin-bottom: 0;
      text-shadow: 0 2px 14px rgba(0, 0, 0, 0.5);
    }

    .banner-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 28px;
    }

    /* ===== Section Common ===== */
    .section {
      padding: var(--space-section) 0;
    }

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

    .section-head {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 52px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 229, 255, 0.12);
      border: 1px solid rgba(0, 229, 255, 0.3);
      color: var(--primary);
      font-size: 0.82rem;
      font-weight: 700;
      padding: 6px 16px;
      border-radius: 50px;
      letter-spacing: 1px;
      margin-bottom: 16px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 14px;
      color: #fff;
    }

    .section-title span {
      color: var(--primary);
    }

    .section-desc {
      color: var(--text-weak);
      font-size: 1rem;
      line-height: 1.8;
    }

    /* ===== Guide Cards ===== */
    .guide-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .guide-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .guide-card:hover {
      transform: translateY(-6px);
      border-color: rgba(0, 229, 255, 0.35);
      box-shadow: var(--shadow-hover), 0 0 20px rgba(0, 229, 255, 0.08);
    }

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

    .guide-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .guide-card:hover .guide-card-img img {
      transform: scale(1.06);
    }

    .guide-card-img::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 55%, rgba(11, 15, 26, 0.9));
    }

    .guide-card-body {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .guide-card-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      background: rgba(0, 229, 255, 0.92);
      color: #08131a;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 30px;
      letter-spacing: 0.5px;
    }

    .guide-card-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
      line-height: 1.4;
      transition: var(--transition);
    }

    .guide-card-title:hover {
      color: var(--primary);
    }

    .guide-card-text {
      color: var(--text-weak);
      font-size: 0.9rem;
      line-height: 1.75;
      margin-bottom: 16px;
      flex: 1;
    }

    .guide-card-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
      color: var(--text-muted);
      font-size: 0.82rem;
    }

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

    /* ===== Steps Section ===== */
    .steps-section {
      background: var(--bg-dark);
      position: relative;
      overflow: hidden;
    }

    .steps-section::before {
      content: "";
      position: absolute;
      top: -120px;
      right: -80px;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(0, 229, 255, 0.1), transparent 70%);
      pointer-events: none;
    }

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

    .step-item {
      position: relative;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 34px 26px;
      text-align: center;
      transition: var(--transition);
    }

    .step-item:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 229, 255, 0.35);
      box-shadow: 0 14px 32px rgba(0, 0, 0, 0.4);
    }

    .step-num {
      width: 52px;
      height: 52px;
      margin: 0 auto 20px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      font-weight: 800;
      color: #fff;
      box-shadow: 0 0 22px rgba(0, 229, 255, 0.35);
      position: relative;
      z-index: 2;
    }

    .step-item:not(:last-child)::after {
      content: "\f105";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      top: 50%;
      right: -18px;
      transform: translateY(-50%);
      color: var(--primary);
      font-size: 1.1rem;
      opacity: 0.6;
      z-index: 3;
    }

    .step-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

    .step-text {
      font-size: 0.88rem;
      color: var(--text-weak);
      line-height: 1.7;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 28px;
      margin-bottom: 16px;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(0, 229, 255, 0.25);
      background: var(--bg-card-hover);
    }

    .faq-q {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      font-size: 1.02rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.5;
    }

    .faq-q i {
      color: var(--primary);
      margin-top: 4px;
      font-size: 1.1rem;
    }

    .faq-a {
      margin-top: 12px;
      padding-left: 28px;
      color: var(--text-weak);
      font-size: 0.94rem;
      line-height: 1.85;
    }

    .faq-a i {
      color: var(--accent);
      margin-right: 6px;
    }

    /* ===== CTA ===== */
    .cta-section {
      padding-bottom: 90px;
    }

    .cta-card {
      background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(124, 77, 255, 0.12));
      border: 1px solid rgba(0, 229, 255, 0.25);
      border-radius: var(--radius-lg);
      padding: 48px;
      text-align: center;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .cta-card::before {
      content: "";
      position: absolute;
      top: -60px;
      left: -60px;
      width: 180px;
      height: 180px;
      background: radial-gradient(circle, rgba(0, 229, 255, 0.2), transparent 70%);
      pointer-events: none;
    }

    .cta-card::after {
      content: "";
      position: absolute;
      bottom: -60px;
      right: -60px;
      width: 180px;
      height: 180px;
      background: radial-gradient(circle, rgba(124, 77, 255, 0.2), transparent 70%);
      pointer-events: none;
    }

    .cta-title {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 10px;
    }

    .cta-text {
      color: var(--text-weak);
      font-size: 1rem;
      max-width: 600px;
      margin: 0 auto 28px;
    }

    .btn-primary-lg {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff;
      font-size: 1.02rem;
      font-weight: 700;
      padding: 13px 36px;
      border-radius: 50px;
      border: none;
      transition: var(--transition);
      box-shadow: 0 6px 24px rgba(0, 229, 255, 0.3);
    }

    .btn-primary-lg:hover {
      transform: translateY(-3px);
      box-shadow: 0 10px 36px rgba(0, 229, 255, 0.45);
      color: #fff;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: #080b13;
      border-top: 1px solid var(--border-color);
      padding-top: 60px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1.2fr;
      gap: 44px;
      padding-bottom: 40px;
    }

    .footer-brand-name {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 18px;
    }

    .footer-brand-name .logo-icon {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      color: #fff;
      box-shadow: var(--neon-glow);
    }

    .footer-desc {
      color: var(--text-weak);
      font-size: 0.92rem;
      line-height: 1.9;
      max-width: 420px;
    }

    .footer-title {
      color: #fff;
      font-size: 1.02rem;
      font-weight: 700;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 12px;
    }

    .footer-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 32px;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      border-radius: 3px;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-links li {
      margin-bottom: 12px;
    }

    .footer-links a {
      color: var(--text-weak);
      font-size: 0.92rem;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--transition);
    }

    .footer-links a i {
      font-size: 0.7rem;
      color: var(--primary);
      transition: var(--transition);
    }

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

    .footer-contact-item {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-weak);
      font-size: 0.9rem;
      margin-bottom: 14px;
    }

    .footer-contact-item i {
      width: 30px;
      height: 30px;
      border-radius: 8px;
      background: rgba(0, 229, 255, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 0.8rem;
      flex-shrink: 0;
    }

    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding: 22px 0;
    }

    .footer-bottom .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
    }

    .footer-copy {
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    .footer-tech {
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    .footer-tech i {
      color: var(--primary);
    }

    /* ===== Responsive ===== */
    @media (max-width: 991.98px) {
      .navbar-nav {
        margin-left: 0;
        margin-top: 10px;
      }

      .nav-actions {
        margin-left: 0;
        margin-top: 14px;
        margin-bottom: 16px;
      }

      .navbar-collapse {
        padding: 10px 0;
      }

      .navbar-nav .nav-link {
        padding: 10px 16px;
      }

      .guide-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
      }

      .step-item:not(:last-child)::after {
        display: none;
      }

      .banner-title {
        font-size: 2.3rem;
      }
    }

    @media (max-width: 767.98px) {
      :root {
        --space-section: 60px;
      }

      .page-banner {
        padding: 70px 0;
      }

      .section-title {
        font-size: 1.6rem;
      }

      .banner-title {
        font-size: 1.9rem;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }

      .cta-card {
        padding: 34px 20px;
      }

      .cta-title {
        font-size: 1.4rem;
      }

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

    @media (max-width: 575.98px) {
      .guide-grid {
        grid-template-columns: 1fr;
      }

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

      .guide-card-img {
        height: 180px;
      }

      .faq-item {
        padding: 20px;
      }

      .faq-q {
        flex-direction: column;
        gap: 8px;
      }

      .faq-a {
        padding-left: 0;
      }

      .brand-logo {
        font-size: 1.15rem;
      }

      .brand-logo .logo-icon {
        width: 32px;
        height: 32px;
        font-size: 13px;
      }

      .banner-title {
        font-size: 1.65rem;
      }

      .banner-desc {
        font-size: 0.95rem;
      }
    }