/* roulang page: index */
:root {
  --brand-primary: #2563eb;
  --brand-primary-dark: #1e40af;
  --brand-primary-light: #60a5fa;
  --brand-accent: #10b981;
  --brand-warning: #f59e0b;
  --brand-danger: #ef4444;
  --bg-body: #f0f4f8;
  --bg-card: #ffffff;
  --bg-soft: #f8fafc;
  --bg-dark: #0f172a;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-invert: #ffffff;
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --transition: all 0.25s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.7;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--brand-primary-dark);
}
img {
  max-width: 100%;
  height: auto;
  display: inline-block;
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding: 72px 0;
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}
.section-tag {
  display: inline-block;
  background: rgba(37, 99, 235, 0.1);
  color: var(--brand-primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 6px 16px;
  border-radius: 32px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-title {
  font-size: 34px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  margin: 0 0 14px;
  letter-spacing: -0.5px;
}
.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}
@media (max-width: 639px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .section {
    padding: 48px 0;
  }
  .section-title {
    font-size: 26px;
  }
  .section-desc {
    font-size: 15px;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  border-radius: 48px;
  font-size: 15px;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  justify-content: center;
  line-height: 1.4;
}
.btn:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.4);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--brand-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--brand-primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--brand-primary);
}
.btn-light:hover {
  background: #f1f5f9;
  color: var(--brand-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

/* Header */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}
.header-logo .logo-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 17px;
  flex-shrink: 0;
}
.header-logo:hover {
  color: var(--brand-primary);
}
.header-search {
  flex: 1;
  max-width: 420px;
  min-width: 220px;
}
.search-form {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-soft);
  border: 1.5px solid var(--border-light);
  border-radius: 48px;
  overflow: hidden;
  transition: var(--transition);
}
.search-form:focus-within {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
  background: #fff;
}
.search-icon {
  position: absolute;
  left: 16px;
  color: var(--text-muted);
  font-size: 14px;
  pointer-events: none;
}
.search-input {
  width: 100%;
  padding: 10px 90px 10px 42px;
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
}
.search-input::placeholder {
  color: var(--text-muted);
}
.search-btn {
  position: absolute;
  right: 6px;
  background: var(--brand-primary);
  color: #fff;
  border: none;
  border-radius: 32px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.search-btn:hover {
  background: var(--brand-primary-dark);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 32px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.nav-link:hover {
  color: var(--brand-primary);
  background: rgba(37, 99, 235, 0.06);
}
.nav-link.active {
  color: var(--brand-primary);
  background: rgba(37, 99, 235, 0.1);
  font-weight: 600;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 2.5px;
  background: var(--brand-primary);
  border-radius: 4px;
}
.mobile-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  margin-left: auto;
}
.mobile-toggle:hover {
  background: rgba(37, 99, 235, 0.08);
  color: var(--brand-primary);
}
@media (max-width: 1024px) {
  .header-inner {
    padding-top: 12px;
    padding-bottom: 12px;
  }
  .header-search {
    order: 3;
    max-width: 100%;
    flex-basis: 100%;
    margin-top: 10px;
  }
  .header-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: #fff;
    box-shadow: -8px 0 40px rgba(0,0,0,0.15);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 72px 24px 24px;
    transition: right 0.32s ease;
    z-index: 1200;
    margin-left: 0;
  }
  .header-nav.open {
    right: 0;
  }
  .header-nav .nav-link {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    border-radius: 10px;
  }
  .mobile-toggle {
    display: inline-flex;
  }
}
@media (max-width: 520px) {
  .header-logo {
    font-size: 17px;
  }
  .header-logo .logo-mark {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  .search-btn {
    padding: 5px 12px;
  }
}

/* Hero */
.hero {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  min-height: 620px;
  display: flex;
  align-items: center;
  isolation: isolate;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 41, 59, 0.7) 50%, rgba(37, 99, 235, 0.55) 100%);
  z-index: -1;
}
.hero-content {
  color: #fff;
  max-width: 680px;
  padding: 64px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 40px;
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 500;
  color: #f1f5f9;
  backdrop-filter: blur(6px);
  margin-bottom: 24px;
}
.hero-badge i {
  color: var(--brand-accent);
}
.hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -1px;
}
.hero-subtitle {
  font-size: 22px;
  font-weight: 500;
  color: rgba(255,255,255,0.95);
  margin: 0 0 16px;
}
.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  line-height: 1.75;
  margin: 0 0 32px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.hero-trust li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
}
.hero-trust li i {
  color: var(--brand-accent);
  font-size: 15px;
}
@media (max-width: 639px) {
  .hero {
    min-height: 520px;
  }
  .hero-content {
    padding: 48px 0;
  }
  .hero-title {
    font-size: 32px;
  }
  .hero-subtitle {
    font-size: 18px;
  }
  .hero-desc {
    font-size: 15px;
  }
  .hero-actions .btn {
    width: 100%;
  }
}

/* Features */
.features-section {
  background: var(--bg-card);
}
.feature-card {
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
  opacity: 0;
  transition: opacity 0.3s;
}
.feature-card:hover {
  background: #fff;
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-primary-light);
}
.feature-card:hover::before {
  opacity: 1;
}
.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 22px;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.25);
}
.feature-icon.green {
  background: linear-gradient(135deg, var(--brand-accent), #34d399);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.25);
}
.feature-icon.orange {
  background: linear-gradient(135deg, var(--brand-warning), #fbbf24);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.25);
}
.feature-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 10px;
}
.feature-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}

/* Category cards */
.category-section {
  background: var(--bg-body);
}
.category-card {
  background: #fff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-light);
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-primary-light);
}
.category-image {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.category-card:hover .category-image img {
  transform: scale(1.06);
}
.category-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.12), transparent);
}
.category-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.category-body .tag {
  display: inline-flex;
  align-items: center;
  background: rgba(37, 99, 235, 0.08);
  color: var(--brand-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 24px;
  align-self: flex-start;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.category-card:nth-child(2) .category-body .tag {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
}
.category-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 10px;
}
.category-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 20px;
  flex: 1;
}
.category-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand-primary);
  font-weight: 600;
  font-size: 14px;
}
.category-link i {
  transition: transform 0.25s;
}
.category-card:hover .category-link i {
  transform: translateX(4px);
}

/* News section */
.news-section {
  background: var(--bg-card);
}
.news-item {
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  height: 100%;
  transition: var(--transition);
  display: block;
}
.news-item:hover {
  background: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--brand-primary-light);
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 10px;
}
.news-badge {
  background: rgba(37, 99, 235, 0.1);
  color: var(--brand-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 24px;
  white-space: nowrap;
}
.news-meta time {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}
.news-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  font-size: 13px;
  color: var(--brand-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.news-more i {
  font-size: 12px;
  transition: transform 0.25s;
}
.news-item:hover .news-more i {
  transform: translateX(4px);
}
.empty-tips {
  text-align: center;
  background: var(--bg-soft);
  padding: 48px 24px;
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  font-size: 16px;
  border: 1px dashed var(--border-medium);
}

/* Steps */
.steps-section {
  background: linear-gradient(150deg, #f0f4f8, #e2eaf3);
}
.step-item {
  text-align: center;
  padding: 20px 12px;
  position: relative;
}
.step-number {
  width: 48px;
  height: 48px;
  background: var(--brand-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
  position: relative;
  z-index: 2;
}
.step-item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 44px;
  left: calc(50% + 40px);
  width: calc(100% - 60px);
  height: 2px;
  border-top: 2px dashed #94a3b8;
  z-index: 1;
}
.step-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
}
.step-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
  max-width: 240px;
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 639px) {
  .step-item::after {
    display: none;
  }
  .step-item {
    margin-bottom: 20px;
  }
}

/* Stats */
.stats-section {
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  position: relative;
  isolation: isolate;
  padding: 80px 0;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  z-index: -1;
}
.stat-item {
  text-align: center;
  color: #fff;
  padding: 20px 0;
}
.stat-icon {
  font-size: 30px;
  color: var(--brand-accent);
  margin-bottom: 12px;
}
.stat-number {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -1px;
}
.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  margin-top: 6px;
}
@media (max-width: 639px) {
  .stat-number {
    font-size: 34px;
  }
}

/* FAQ */
.faq-section {
  background: var(--bg-body);
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: var(--brand-primary-light);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: '\f107';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--text-muted);
  font-size: 20px;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after {
  transform: rotate(180deg);
  color: var(--brand-primary);
}
.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.75;
  border-top: 1px solid var(--border-light);
  margin-top: 0;
}
.faq-answer p {
  margin: 14px 0 0;
}

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--brand-primary), #1d4ed8);
  color: #fff;
  text-align: center;
  padding: 72px 0;
}
.cta-title {
  font-size: 34px;
  font-weight: 800;
  margin: 0 0 14px;
}
.cta-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto 28px;
  line-height: 1.7;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
@media (max-width: 639px) {
  .cta-title {
    font-size: 26px;
  }
  .cta-actions .btn {
    width: 100%;
  }
}

/* Footer */
.site-footer {
  background: var(--bg-dark);
  color: #94a3b8;
  padding: 64px 0 0;
  font-size: 14px;
  line-height: 1.7;
}
.footer-grid {
  padding-bottom: 40px;
}
.footer-about .footer-logo {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-about .footer-logo .logo-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
}
.footer-about p {
  color: #94a3b8;
  font-size: 14px;
  line-height: 1.75;
  margin: 10px 0 0;
  max-width: 340px;
}
.footer-links h4,
.footer-contact h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: #94a3b8;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--brand-primary-light);
  padding-left: 4px;
}
.footer-contact p {
  margin: 0 0 6px;
  color: #94a3b8;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
  color: #64748b;
  font-size: 13px;
}
.footer-bottom a {
  color: #94a3b8;
}
@media (max-width: 639px) {
  .site-footer {
    padding-top: 48px;
  }
}

/* roulang page: article */
:root {
  --primary: #1a4b8c;
  --primary-dark: #123a6b;
  --primary-light: #e8f0fe;
  --accent: #f27a1a;
  --accent-dark: #d9641a;
  --accent-light: #fff1e0;
  --bg: #f4f7fb;
  --bg-white: #ffffff;
  --text: #26354a;
  --text-muted: #6b7a8f;
  --border: #e3eaf2;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 4px 20px rgba(26, 75, 140, 0.07);
  --shadow-hover: 0 12px 32px rgba(26, 75, 140, 0.14);
  --transition: all 0.25s ease;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--accent);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
ul, ol {
  margin: 0;
  padding: 0;
}
li {
  list-style: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.grid-x {
  display: flex;
  flex-wrap: wrap;
}
.align-middle {
  align-items: center;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(26, 75, 140, 0.06);
  padding: 14px 0;
}
.header-top {
  position: relative;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.brand-logo:hover {
  color: var(--primary);
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #2b6cb8);
  color: #fff;
  font-size: 17px;
  box-shadow: 0 6px 14px rgba(26, 75, 140, 0.28);
  flex-shrink: 0;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  padding: 8px 4px;
  position: relative;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
}
.nav-link.active {
  color: var(--primary);
  border-bottom-color: var(--accent);
}
.header-search {
  position: relative;
  display: flex;
  align-items: center;
  background: #f1f5fb;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 18px;
  height: 44px;
  transition: var(--transition);
}
.header-search:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(26, 75, 140, 0.08);
}
.header-search i {
  color: var(--text-muted);
  font-size: 14px;
  margin-right: 10px;
}
.header-search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text);
}
.header-search input::placeholder {
  color: #9aa8b9;
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 42px;
  height: 42px;
  font-size: 17px;
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
}
.nav-toggle:hover {
  color: var(--primary);
  border-color: var(--primary);
}

/* Article Banner */
.article-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 70px 0 90px;
  color: #fff;
  overflow: hidden;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(10, 25, 55, 0.88) 0%, rgba(18, 58, 107, 0.82) 55%, rgba(26, 75, 140, 0.6) 100%);
}
.article-banner .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}
.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb li + li::before {
  content: "/";
  color: rgba(255, 255, 255, 0.45);
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
  transition: var(--transition);
}
.breadcrumb a:hover {
  color: #fff;
}
.article-banner h1 {
  font-size: 36px;
  line-height: 1.35;
  font-weight: 800;
  margin: 0 0 20px;
  max-width: 860px;
  letter-spacing: 0.4px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.88);
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.article-meta i {
  font-size: 14px;
  color: var(--accent);
}

/* Article Main */
.article-section {
  padding: 56px 0 64px;
  background: var(--bg);
}
.article-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 46px;
  margin-bottom: 30px;
}
.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text);
}
.article-content h2 {
  font-size: 25px;
  font-weight: 700;
  margin: 36px 0 18px;
  padding-left: 15px;
  border-left: 4px solid var(--primary);
  line-height: 1.4;
}
.article-content h3 {
  font-size: 21px;
  font-weight: 700;
  margin: 30px 0 14px;
  color: var(--primary-dark);
}
.article-content h4 {
  font-size: 18px;
  font-weight: 600;
  margin: 24px 0 12px;
  color: var(--primary);
}
.article-content p {
  margin-bottom: 18px;
}
.article-content ul,
.article-content ol {
  margin: 0 0 22px 24px;
}
.article-content ul li {
  list-style: disc;
  margin-bottom: 8px;
}
.article-content ol li {
  list-style: decimal;
  margin-bottom: 8px;
}
.article-content blockquote {
  margin: 26px 0;
  padding: 18px 22px;
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  border-radius: 0 12px 12px 0;
  color: var(--primary-dark);
  font-size: 15px;
}
.article-content img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 24px 0;
}
.article-content a {
  color: var(--primary);
  text-decoration: underline;
}
.article-content a:hover {
  color: var(--accent);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}
.article-content th {
  background: var(--primary-light);
  font-weight: 700;
  color: var(--primary-dark);
}
.article-footer {
  border-top: 1px solid var(--border);
  margin-top: 34px;
  padding-top: 24px;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid #d3e4fb;
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}
.tag:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* Not Found */
.not-found-card {
  text-align: center;
  padding: 90px 40px;
}
.not-found-card i {
  font-size: 56px;
  color: var(--text-muted);
  margin-bottom: 22px;
  display: inline-block;
}
.not-found-card h2 {
  font-size: 30px;
  margin-bottom: 14px;
}
.not-found-card p {
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 16px;
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.widget {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
}
.widget h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.widget h3 i {
  color: var(--accent);
}
.widget-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.widget-list li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  font-size: 14px;
  border-bottom: 1px dashed var(--border);
  padding-bottom: 12px;
}
.widget-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.widget-list span {
  color: var(--text-muted);
  flex-shrink: 0;
}
.widget-list strong {
  text-align: right;
  font-weight: 600;
  color: var(--text);
}
.guide-inner {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  min-height: 210px;
  display: flex;
  align-items: flex-end;
}
.guide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 25, 55, 0.1) 0%, rgba(10, 25, 55, 0.78) 75%);
}
.guide-content {
  position: relative;
  z-index: 2;
  padding: 24px;
  color: #fff;
}
.guide-content h3 {
  font-size: 19px;
  color: #fff;
  margin-bottom: 8px;
}
.guide-content p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 16px;
  line-height: 1.6;
}
.category-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.category-link {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f8fafc;
  transition: var(--transition);
  color: var(--text);
}
.category-link:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  color: var(--primary);
}
.cat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  flex-shrink: 0;
}
.category-link .cat-name {
  flex: 1;
  font-weight: 600;
  font-size: 15px;
}
.category-link i {
  color: var(--text-muted);
  font-size: 13px;
}
.category-link:hover i {
  color: var(--primary);
}
.widget-safety {
  background: linear-gradient(135deg, #eef5ff, #f7fbff);
  border-color: #d3e4fb;
}
.widget-safety h3 i {
  color: var(--primary);
}
.widget-safety p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 0;
}

/* Service Section */
.service-section {
  padding: 70px 0;
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  border-radius: 999px;
  padding: 6px 16px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-dark);
  margin: 0 0 14px;
  letter-spacing: 0.5px;
}
.section-head p {
  color: var(--text-muted);
  font-size: 16px;
  margin: 0;
}
.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}
.service-cover {
  overflow: hidden;
  height: 170px;
}
.service-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.service-card:hover .service-cover img {
  transform: scale(1.06);
}
.service-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.service-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
  flex: 1;
}
.service-body a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--primary);
}
.service-body a:hover {
  color: var(--accent);
}
.service-body a i {
  transition: transform 0.2s ease;
}
.service-body a:hover i {
  transform: translateX(4px);
}

/* CTA */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #2b6cb8 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -30%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}
.cta-section::after {
  content: "";
  position: absolute;
  bottom: -80%;
  left: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
}
.cta-box {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 660px;
  margin: 0 auto;
  color: #fff;
}
.cta-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 30px;
  margin: 0 auto 24px;
}
.cta-box h2 {
  font-size: 34px;
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: 0.5px;
}
.cta-box p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 34px;
}
.cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  line-height: 1.4;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 18px rgba(26, 75, 140, 0.3);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(26, 75, 140, 0.4);
}
.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 18px rgba(242, 122, 26, 0.32);
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(242, 122, 26, 0.42);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-outline-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}
.btn-sm {
  padding: 8px 20px;
  font-size: 13px;
}
.btn:focus-visible {
  outline: 3px solid rgba(26, 75, 140, 0.4);
  outline-offset: 2px;
}

/* Footer */
.site-footer {
  background: #0e1d33;
  color: rgba(255, 255, 255, 0.72);
  padding: 56px 0 0;
  font-size: 14px;
}
.footer-grid {
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-about {
  margin-bottom: 30px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
}
.footer-logo .logo-mark {
  background: linear-gradient(135deg, var(--accent), #ff9a4d);
  color: #fff;
  box-shadow: 0 6px 16px rgba(242, 122, 26, 0.35);
}
.footer-about p {
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.68);
  margin: 0;
  max-width: 380px;
}
.footer-links h4,
.footer-contact h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-links h4::after,
.footer-contact h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent);
}
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.68);
  transition: var(--transition);
}
.footer-links a:hover {
  color: #fff;
  padding-left: 6px;
}
.footer-contact p {
  margin-bottom: 10px;
  color: rgba(255, 255, 255, 0.68);
}
.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom p {
  margin: 0;
}
.footer-bottom .domain-tag {
  color: var(--accent);
  font-weight: 600;
}

/* Responsive */
@media (max-width: 1024px) {
  .article-banner h1 {
    font-size: 30px;
  }
  .header-nav {
    gap: 18px;
  }
  .nav-link {
    font-size: 14px;
  }
  .section-head h2 {
    font-size: 28px;
  }
  .cta-box h2 {
    font-size: 29px;
  }
}
@media (max-width: 767px) {
  .site-header {
    padding: 12px 0;
  }
  .header-nav {
    position: absolute;
    top: calc(100% + 14px);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 14px 20px;
    border-radius: 14px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-hover);
    display: none;
    z-index: 99;
  }
  .header-nav.open {
    display: flex;
  }
  .header-nav .nav-link {
    width: 100%;
    padding: 12px 4px;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }
  .header-nav .nav-link:last-child {
    border-bottom: none;
  }
  .nav-link.active {
    border-bottom-color: var(--border);
    color: var(--primary);
    background: var(--primary-light);
    padding-left: 12px;
    border-radius: 8px;
  }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
  }
  .header-search {
    margin-top: 12px;
  }
  .brand-logo {
    font-size: 17px;
  }
  .logo-mark {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }
  .article-banner {
    padding: 48px 0 60px;
  }
  .article-banner h1 {
    font-size: 25px;
  }
  .article-meta {
    gap: 14px;
    font-size: 13px;
  }
  .article-section {
    padding: 40px 0;
  }
  .article-card {
    padding: 26px 20px;
    border-radius: 16px;
  }
  .article-content {
    font-size: 15px;
  }
  .article-content h2 {
    font-size: 21px;
  }
  .article-content h3 {
    font-size: 18px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .cta-section {
    padding: 56px 0;
  }
  .cta-box h2 {
    font-size: 25px;
  }
  .cta-buttons .btn {
    width: 100%;
    max-width: 280px;
  }
  .service-section {
    padding: 48px 0;
  }
  .service-body {
    padding: 20px;
  }
  .footer-grid {
    padding-bottom: 24px;
  }
  .footer-links,
  .footer-contact {
    margin-bottom: 24px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .article-banner h1 {
    font-size: 22px;
  }
  .article-card {
    padding: 20px 16px;
  }
  .section-head h2 {
    font-size: 21px;
    letter-spacing: 0;
  }
  .not-found-card {
    padding: 56px 20px;
  }
  .widget {
    padding: 20px;
  }
  .guide-inner {
    min-height: 180px;
  }
}

/* roulang page: category1 */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-darker: #1e3a8a;
  --primary-light: #dbeafe;
  --primary-lighter: #eff6ff;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --success: #10b981;
  --success-light: #d1fae5;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #0f172a;
  --text-light: #475569;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-light: #eef2f7;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 50px rgba(37, 99, 235, 0.14);
  --shadow-primary: 0 8px 24px rgba(37, 99, 235, 0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --space-section: clamp(60px, 8vw, 96px);
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
}
a:hover {
  color: var(--primary-dark);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
}
input,
select,
textarea {
  font-family: inherit;
  font-size: 1rem;
}
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 2px 24px rgba(2, 12, 27, 0.05);
}
.header-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 12px 0;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.32);
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text);
  white-space: nowrap;
}
.header-search {
  flex: 1 1 320px;
  max-width: 520px;
  margin-left: auto;
}
.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 999px;
  padding: 4px 4px 4px 16px;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.search-form:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}
.search-icon {
  color: var(--text-muted);
  font-size: 15px;
  margin-right: 10px;
}
.search-form input {
  flex: 1;
  min-width: 0;
  height: 40px;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14.5px;
  color: var(--text);
}
.search-form input::placeholder {
  color: #94a3b8;
}
.search-btn {
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  padding: 9px 22px;
  font-size: 14px;
  font-weight: 700;
  transition: background var(--transition), transform var(--transition);
}
.search-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.02);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-light);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.nav-link:hover {
  background: var(--primary-lighter);
  color: var(--primary);
}
.nav-link.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28);
}
.nav-link.active:hover {
  background: var(--primary-dark);
  color: #fff;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-lighter);
  color: var(--primary);
  font-size: 19px;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  transition: background var(--transition), color var(--transition);
}
.nav-toggle:hover {
  background: var(--primary-light);
}
@media (max-width: 1024px) {
  .header-search {
    order: 2;
  }
  .header-nav {
    order: 4;
    flex-basis: 100%;
    justify-content: center;
    margin-left: 0;
    margin-top: 6px;
    padding-top: 10px;
    border-top: 1px solid var(--border-light);
  }
}
@media (max-width: 768px) {
  .header-inner {
    gap: 10px;
    padding: 10px 0;
  }
  .site-logo {
    order: 1;
  }
  .logo-text {
    font-size: 18px;
  }
  .nav-toggle {
    order: 2;
    display: inline-flex;
  }
  .header-search {
    order: 3;
    flex-basis: 100%;
    max-width: none;
    margin-left: 0;
  }
  .header-nav {
    order: 4;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    width: 100%;
    margin-top: 10px;
    padding: 12px 0 6px;
    border-top: 1px solid var(--border-light);
  }
  .header-nav.is-open {
    display: flex;
  }
  .nav-link {
    padding: 12px 18px;
    font-size: 15px;
  }
}
.page-banner {
  position: relative;
  padding: clamp(70px, 10vw, 116px) 0;
  background: linear-gradient(120deg, rgba(30, 58, 138, 0.94), rgba(37, 99, 235, 0.86), rgba(59, 130, 246, 0.78)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  background-blend-mode: multiply;
  color: #fff;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.85);
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
}
.breadcrumb a:hover {
  color: #fff;
}
.breadcrumb-sep {
  color: rgba(255, 255, 255, 0.5);
  font-size: 11px;
}
.crumb-current {
  color: #fff;
  font-weight: 600;
}
.banner-content {
  max-width: 820px;
}
.banner-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  padding: 7px 18px;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 20px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.banner-content h1 {
  font-size: clamp(32px, 5vw, 54px);
  font-weight: 800;
  line-height: 1.22;
  margin: 0 0 18px;
}
.banner-lead {
  font-size: clamp(15.5px, 2vw, 18px);
  line-height: 1.8;
  max-width: 620px;
  margin: 0 0 32px;
  color: rgba(255, 255, 255, 0.92);
}
.banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  border: 2px solid transparent;
  transition: all var(--transition);
}
.btn:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.35);
  outline-offset: 2px;
}
.btn-lg {
  padding: 14px 32px;
  font-size: 15.5px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.28);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: var(--primary-lighter);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}
.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.65);
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}
.section {
  padding: var(--space-section) 0;
  background: #fff;
}
.section-soft {
  background: var(--bg);
}
.section-blue {
  background: var(--primary-lighter);
}
.section-head {
  max-width: 740px;
  margin-bottom: clamp(36px, 5vw, 56px);
}
.section-head.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--primary-lighter);
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(27px, 3.5vw, 40px);
  font-weight: 800;
  line-height: 1.28;
  margin: 0 0 12px;
  color: var(--text);
}
.section-head p {
  font-size: 16.5px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.75;
}
.login-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.login-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.login-card:hover .card-media img {
  transform: scale(1.06);
}
.media-badge {
  position: absolute;
  left: 16px;
  bottom: 16px;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: #fff;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 19px;
  border: 1px solid var(--border-light);
}
.card-body {
  padding: 26px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card-body h3 {
  font-size: 18.5px;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--text);
}
.card-body p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 16px;
  flex: 1;
}
.card-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.card-link i {
  transition: transform var(--transition);
}
.card-link:hover i {
  transform: translateX(4px);
}
.steps-section {
  background: var(--bg);
}
.step-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 34px 26px;
  height: 100%;
  position: relative;
  text-align: center;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.step-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.step-index {
  position: absolute;
  top: 18px;
  right: 22px;
  font-size: 36px;
  font-weight: 800;
  color: #e8eef7;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1;
}
.step-icon {
  width: 66px;
  height: 66px;
  margin: 0 auto 18px;
  border-radius: 18px;
  background: var(--primary-lighter);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  transition: transform var(--transition), background var(--transition);
}
.step-card:hover .step-icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05);
}
.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 10px;
}
.step-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}
.safe-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  height: calc(100% - 24px);
  margin-bottom: 24px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.safe-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.safe-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 15px;
  background: var(--accent-light);
  color: #d97706;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
}
.safe-content h3 {
  font-size: 16.5px;
  font-weight: 700;
  margin: 0 0 6px;
}
.safe-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}
.news-item {
  display: flex;
  gap: 24px;
  align-items: center;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.news-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.news-thumb {
  width: 220px;
  flex-shrink: 0;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.news-item:hover .news-thumb img {
  transform: scale(1.05);
}
.news-body {
  flex: 1;
  min-width: 0;
}
.news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 10px;
}
.news-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--primary-lighter);
  color: var(--primary);
  font-size: 12.5px;
  font-weight: 700;
}
.news-date {
  font-size: 13px;
  color: var(--text-muted);
}
.news-body h3 {
  font-size: 18.5px;
  font-weight: 700;
  margin: 0 0 8px;
  line-height: 1.45;
}
.news-body h3 a {
  color: var(--text);
}
.news-body h3 a:hover {
  color: var(--primary);
}
.news-body p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 10px;
}
.read-more {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.read-more i {
  transition: transform var(--transition);
}
.read-more:hover i {
  transform: translateX(4px);
}
.faq-wrap {
  max-width: 880px;
  margin: 0 auto;
}
.faq-accordion {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin: 0;
}
.faq-accordion .accordion-item {
  border-bottom: 1px solid var(--border-light);
  margin: 0;
}
.faq-accordion .accordion-item:last-child {
  border-bottom: none;
}
.faq-accordion .accordion-title {
  font-size: 15.5px;
  font-weight: 700;
  padding: 22px 30px;
  color: var(--text);
  background: #fff;
  border: none;
  line-height: 1.5;
  transition: background var(--transition), color var(--transition);
}
.faq-accordion .accordion-title:hover {
  background: var(--primary-lighter);
  color: var(--primary);
}
.faq-accordion .accordion-content {
  padding: 0 30px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  border: none;
  background: #fff;
}
.faq-accordion .accordion-title::before {
  color: var(--primary);
  font-weight: 700;
}
.faq-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--primary-lighter);
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  margin-right: 12px;
  vertical-align: middle;
}
.cta-section {
  padding: clamp(50px, 7vw, 80px) 0;
}
.cta-panel {
  background: linear-gradient(135deg, var(--primary-darker), var(--primary));
  border-radius: 28px;
  padding: clamp(40px, 6vw, 70px) clamp(26px, 5vw, 80px);
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(37, 99, 235, 0.3);
}
.cta-panel::before {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}
.cta-panel::after {
  content: "";
  position: absolute;
  left: -50px;
  bottom: -90px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.cta-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 22px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  position: relative;
  z-index: 1;
}
.cta-panel h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 800;
  margin: 0 0 14px;
  position: relative;
  z-index: 1;
}
.cta-panel p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 auto 30px;
  max-width: 560px;
  line-height: 1.75;
  position: relative;
  z-index: 1;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.site-footer {
  background: #0b1526;
  color: rgba(255, 255, 255, 0.75);
  padding-top: 70px;
}
.footer-grid {
  padding-bottom: 48px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: #fff;
  font-weight: 800;
  font-size: 20px;
}
.footer-logo .logo-mark {
  background: var(--primary);
  box-shadow: 0 6px 18px rgba(59, 130, 246, 0.3);
}
.footer-about p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.6);
  max-width: 350px;
  margin: 0;
}
.footer-links h4,
.footer-contact h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 18px;
}
.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links ul li {
  margin-bottom: 10px;
}
.footer-links ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: color var(--transition), padding-left var(--transition);
}
.footer-links ul li a:hover {
  color: #fff;
  padding-left: 6px;
}
.footer-contact p {
  font-size: 14px;
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  text-align: center;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.45);
}
@media (max-width: 1024px) {
  .header-nav {
    justify-content: center;
  }
  .news-thumb {
    width: 180px;
  }
}
@media (max-width: 768px) {
  .banner-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .news-item {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px;
  }
  .news-thumb {
    width: 100%;
  }
  .cta-buttons .btn {
    width: 100%;
    justify-content: center;
  }
  .footer-grid {
    row-gap: 32px;
  }
}
@media (max-width: 520px) {
  .section {
    --space-section: 52px;
  }
  .login-card .card-body {
    padding: 20px 18px;
  }
  .step-card {
    padding: 28px 18px;
  }
  .safe-item {
    flex-direction: column;
  }
  .faq-accordion .accordion-title {
    padding: 18px 18px;
    font-size: 15px;
  }
  .faq-accordion .accordion-content {
    padding: 0 18px 20px;
    font-size: 14px;
  }
}

/* roulang page: category2 */
:root {
  --primary: #1e5eff;
  --primary-dark: #1747c4;
  --primary-light: #e8efff;
  --accent: #ff7a45;
  --accent-light: #fff0e8;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #17233d;
  --text-weak: #5c6b8a;
  --border: #e4e9f2;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow: 0 4px 20px rgba(23, 35, 61, 0.07);
  --shadow-hover: 0 14px 36px rgba(23, 35, 61, 0.13);
  --transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 132px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
  list-style: none;
}

button, input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid-x {
  display: flex;
  flex-wrap: wrap;
}

/* ===== Header ===== */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0 12px;
}

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

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  box-shadow: 0 6px 16px rgba(30, 94, 255, 0.3);
}

.logo-text {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text);
  white-space: nowrap;
}

.header-search {
  flex: 1;
  max-width: 620px;
  position: relative;
  margin: 0 auto;
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-weak);
  font-size: 15px;
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 48px;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  background: #f8fafc;
  padding: 0 52px 0 46px;
  font-size: 15px;
  color: var(--text);
  transition: var(--transition);
}

.search-input::placeholder {
  color: #94a3b8;
}

.search-input:focus {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(30, 94, 255, 0.12);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 18px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.menu-toggle:hover {
  background: var(--primary);
  color: #fff;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 0 10px;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 9px 20px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-weak);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  border-radius: 4px;
  background: var(--primary);
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  background: linear-gradient(128deg, rgba(15, 23, 42, 0.93) 0%, rgba(23, 35, 61, 0.85) 45%, rgba(30, 94, 255, 0.72) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 84px 0 76px;
  color: #fff;
}

.page-hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.page-hero-breadcrumb a {
  color: rgba(255, 255, 255, 0.72);
}

.page-hero-breadcrumb a:hover {
  color: #fff;
}

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

.page-hero h1 {
  font-size: 46px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.page-hero-sub {
  font-size: 20px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 14px;
}

.page-hero-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.78);
  max-width: 640px;
  margin-bottom: 30px;
  line-height: 1.8;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 22px rgba(30, 94, 255, 0.35);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(30, 94, 255, 0.42);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.24);
  transform: translateY(-2px);
}

/* ===== Section ===== */
.section {
  padding: 72px 0;
}

.section-alt {
  background: #fff;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 44px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 50px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-weak);
  line-height: 1.8;
}

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 18px;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  margin-bottom: 42px;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-weak);
  background: #f1f4fa;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.filter-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(30, 94, 255, 0.32);
}

.filter-count {
  font-size: 14px;
  color: var(--text-weak);
  margin-left: auto;
  padding-right: 8px;
}

/* ===== News Cards ===== */
.news-grid {
  row-gap: 28px;
}

.news-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-light);
}

.news-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
  background: #eef1f6;
}

.news-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.news-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.28), transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.news-card:hover .news-media::after {
  opacity: 1;
}

.news-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  padding: 5px 14px;
  border-radius: 50px;
  background: rgba(30, 94, 255, 0.92);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  backdrop-filter: blur(6px);
}

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

.news-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  margin-bottom: 10px;
  transition: var(--transition);
}

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

.news-excerpt {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.75;
  margin-bottom: 18px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: #94a3b8;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}

.news-meta i {
  font-size: 13px;
}

/* ===== Stats ===== */
.stats-section {
  background: linear-gradient(128deg, #17233d 0%, #1e2a47 50%, #1e5eff 130%);
  padding: 64px 0;
  color: #fff;
}

.stats-grid {
  row-gap: 24px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: var(--transition);
  height: 100%;
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-4px);
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.16);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  margin-bottom: 16px;
}

.stat-number {
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.stat-label {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
}

/* ===== Timeline ===== */
.timeline-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 40px;
}

.timeline {
  position: relative;
  padding-left: 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 156px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary-light), var(--primary), var(--primary-light));
  border-radius: 2px;
}

.timeline-item {
  display: flex;
  align-items: stretch;
  margin-bottom: 20px;
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-date {
  width: 128px;
  text-align: right;
  padding-right: 22px;
  padding-top: 12px;
  flex-shrink: 0;
}

.timeline-date .tl-day {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  display: block;
  line-height: 1.2;
}

.timeline-date .tl-week {
  font-size: 13px;
  color: var(--text-weak);
  display: block;
  margin-top: 2px;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid #fff;
  box-shadow: 0 0 0 3px var(--primary-light);
  margin-top: 20px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.timeline-content {
  flex: 1;
  margin-left: 24px;
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.timeline-item:hover .timeline-content {
  border-color: var(--primary);
  background: var(--primary-light);
}

.timeline-league {
  font-size: 13px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.timeline-match {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.timeline-time {
  font-size: 13px;
  color: var(--text-weak);
  margin-top: 4px;
}

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

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-accordion {
  background: transparent;
  border: none;
}

.faq-accordion .accordion-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(23, 35, 61, 0.04);
  transition: var(--transition);
}

.faq-accordion .accordion-item.is-active {
  border-color: var(--primary);
  box-shadow: 0 6px 20px rgba(30, 94, 255, 0.1);
}

.faq-accordion .accordion-title {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 26px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: none;
  position: relative;
  transition: var(--transition);
}

.faq-accordion .accordion-title::before {
  content: '\f059';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--primary);
  font-size: 18px;
}

.faq-accordion .accordion-title::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: 24px;
  font-size: 14px;
  color: var(--text-weak);
  transition: var(--transition);
}

.faq-accordion .accordion-item.is-active .accordion-title::after {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-accordion .accordion-title:hover,
.faq-accordion .accordion-title:focus {
  background: var(--primary-light);
  color: var(--primary);
}

.faq-accordion .accordion-content {
  padding: 0 28px 24px 58px;
  border: none;
  background: transparent;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.85;
}

/* ===== CTA ===== */
.cta-section {
  padding: 0 0 80px;
}

.cta-card {
  position: relative;
  background: linear-gradient(128deg, #17233d 0%, #1e3a8a 60%, #1e5eff 120%);
  border-radius: 28px;
  padding: 60px 56px;
  color: #fff;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  flex-wrap: wrap;
}

.cta-card::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  right: -80px;
  top: -100px;
}

.cta-card::after {
  content: '';
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  right: 120px;
  bottom: -60px;
}

.cta-content {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 280px;
}

.cta-content h2 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.3;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  max-width: 460px;
}

.cta-form {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 60px;
  padding: 8px;
  backdrop-filter: blur(8px);
  max-width: 500px;
  flex: 1;
  min-width: 280px;
}

.cta-form i {
  color: rgba(255, 255, 255, 0.7);
  margin-left: 18px;
  font-size: 16px;
}

.cta-form input {
  flex: 1;
  height: 44px;
  font-size: 15px;
  color: #fff;
  padding: 0 6px;
  min-width: 0;
}

.cta-form input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.cta-form .cta-btn {
  height: 44px;
  padding: 0 28px;
  border-radius: 40px;
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.cta-form .cta-btn:hover {
  background: var(--primary-light);
  transform: scale(1.03);
}

/* ===== Footer ===== */
.site-footer {
  background: #131c2e;
  color: #93a4bf;
  padding: 64px 0 0;
  font-size: 14px;
}

.footer-grid {
  padding-bottom: 48px;
}

.footer-about .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-about .logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  font-size: 17px;
}

.footer-about .footer-logo span:last-child {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
}

.footer-about p {
  line-height: 1.9;
  color: #8092ad;
  margin-bottom: 0;
  padding-right: 16px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 16px;
  color: #fff;
  font-weight: 600;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-links h4::after,
.footer-contact h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 3px;
  border-radius: 4px;
  background: var(--primary);
}

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

.footer-links ul li a {
  color: #8092ad;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-links ul li a i {
  font-size: 6px;
  color: var(--primary);
}

.footer-links ul li a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-contact p {
  color: #8092ad;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact p i {
  color: var(--primary);
  width: 18px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
  color: #64748b;
  font-size: 13px;
}

.footer-bottom a {
  color: #94a3b8;
}

.footer-bottom a:hover {
  color: #fff;
}

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .page-hero h1 {
    font-size: 38px;
  }

  .section-title {
    font-size: 30px;
  }

  .header-search {
    max-width: 440px;
  }

  .timeline::before {
    left: 128px;
  }

  .timeline-date {
    width: 104px;
  }
}

@media screen and (max-width: 768px) {
  .site-header {
    position: relative;
  }

  .header-main {
    padding: 14px 0;
  }

  .header-search {
    order: 3;
    max-width: 100%;
    margin-top: 10px;
    flex-basis: 100%;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .header-nav {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0 14px;
    gap: 6px;
  }

  .header-nav.open {
    display: flex;
  }

  .nav-link {
    justify-content: center;
  }

  .page-hero {
    padding: 56px 0 52px;
  }

  .page-hero h1 {
    font-size: 30px;
  }

  .page-hero-sub {
    font-size: 17px;
  }

  .section {
    padding: 48px 0;
  }

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

  .section-desc {
    font-size: 15px;
  }

  .filter-bar {
    padding: 14px;
  }

  .filter-btn {
    padding: 8px 18px;
    font-size: 13px;
  }

  .timeline-wrap {
    padding: 24px 20px;
  }

  .timeline::before {
    left: 24px;
  }

  .timeline-item {
    padding-left: 0;
  }

  .timeline-date {
    display: none;
  }

  .timeline-dot {
    margin-left: 18px;
    margin-top: 20px;
  }

  .timeline-content {
    margin-left: 16px;
    padding: 14px 18px;
  }

  .cta-card {
    padding: 40px 28px;
    border-radius: 22px;
  }

  .cta-form {
    flex-direction: column;
    background: transparent;
    border: none;
    padding: 0;
    align-items: stretch;
  }

  .cta-form i {
    display: none;
  }

  .cta-form input {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 40px;
    padding: 0 20px;
    height: 46px;
  }

  .cta-form .cta-btn {
    width: 100%;
  }

  .footer-grid {
    padding-bottom: 32px;
  }
}

@media screen and (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .brand-logo .logo-text {
    font-size: 17px;
  }

  .logo-mark {
    width: 36px;
    height: 36px;
    font-size: 17px;
  }

  .header-search .search-input {
    height: 44px;
  }

  .page-hero h1 {
    font-size: 26px;
  }

  .page-hero-desc {
    font-size: 14px;
  }

  .hero-actions .btn {
    flex: 1;
    justify-content: center;
    padding: 0 18px;
  }

  .section-title {
    font-size: 24px;
  }

  .section-tag {
    font-size: 12px;
  }

  .news-title {
    font-size: 16px;
  }

  .filter-count {
    width: 100%;
    text-align: center;
    margin: 8px 0 0;
    padding: 0;
  }

  .timeline-wrap {
    padding: 20px 14px;
  }

  .timeline-content {
    padding: 12px 16px;
  }

  .timeline-match {
    font-size: 14px;
  }

  .stats-section {
    padding: 48px 0;
  }

  .stat-number {
    font-size: 32px;
  }

  .footer-about p {
    padding-right: 0;
  }
}