/* roulang page: index */
:root {
  --primary: #0F1D3A;
  --primary-light: #1B3A6B;
  --primary-lighter: #24447F;
  --accent: #F97316;
  --accent-light: #FBA25A;
  --accent-dark: #E05E0A;
  --blue: #3B82F6;
  --bg: #F7F9FC;
  --bg-white: #FFFFFF;
  --bg-dark: #0A1428;
  --bg-gray: #EEF2F7;
  --text: #1E293B;
  --text-light: #64748B;
  --border: #E2E8F0;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 4px 24px rgba(15, 29, 58, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 29, 58, 0.14);
  --transition: all 0.3s ease;
  --container-w: 1200px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(15, 29, 58, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #FDBA74);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  color: #fff;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #fff;
  line-height: 1.2;
}
.brand-text .brand-sub {
  display: block;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 3px;
  color: rgba(255,255,255,0.65);
}
.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 8px; }
.nav-link {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: var(--transition);
  position: relative;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
  transform: translateY(-1px);
}
.nav-link.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.35);
}
.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 10px;
  color: #fff;
  background: rgba(255,255,255,0.12);
  font-size: 18px;
  align-items: center;
  justify-content: center;
}

.hero {
  position: relative;
  background: linear-gradient(135deg, #0A1428 0%, #1B3A6B 55%, #24447F 100%);
  color: #fff;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 130px 0 90px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.28;
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10,20,40,0.92) 20%, rgba(15,29,58,0.45) 70%, rgba(15,29,58,0.2));
  z-index: 1;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(249, 115, 22, 0.2);
  border: 1px solid rgba(249, 115, 22, 0.5);
  color: #FDBA74;
  font-size: 14px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 40px;
  margin-bottom: 24px;
  letter-spacing: 1px;
}
.hero h1 {
  font-size: 52px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 2px;
  margin-bottom: 18px;
}
.hero h1 .highlight {
  background: linear-gradient(90deg, #FDBA74, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  max-width: 560px;
}
.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 22px rgba(249, 115, 22, 0.4);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.5);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.btn-light:hover {
  background: #F1F5F9;
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.16);
}
.hero-stat-number {
  font-size: 32px;
  font-weight: 800;
  color: #FDBA74;
}
.hero-stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin-top: 2px;
}

.section {
  padding: 88px 0;
}
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 52px;
}
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.section-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-subtitle {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--blue));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: linear-gradient(135deg, rgba(249,115,22,0.14), rgba(59,130,246,0.14));
  color: var(--accent);
  margin-bottom: 22px;
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.75;
}

.category-section {
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.category-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-white);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.category-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}
.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.category-card:hover .category-image img {
  transform: scale(1.05);
}
.category-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,29,58,0.5), transparent 60%);
}
.category-tag {
  position: absolute;
  z-index: 2;
  top: 18px;
  left: 18px;
  background: rgba(15,29,58,0.85);
  color: #FDBA74;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 30px;
  letter-spacing: 1px;
  backdrop-filter: blur(4px);
}
.category-body {
  padding: 28px 28px 30px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.category-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.category-body p {
  font-size: 14px;
  color: var(--text-light);
  flex: 1;
  margin-bottom: 20px;
}
.category-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
}
.category-link i { transition: transform 0.2s ease; }
.category-link:hover i { transform: translateX(4px); }
.category-link:hover { color: var(--accent-dark); }

.news-section { background: var(--bg); }
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 28px 28px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(249,115,22,0.3);
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  background: rgba(249,115,22,0.12);
  color: var(--accent-dark);
  padding: 4px 12px;
  border-radius: 30px;
}
.news-date {
  font-size: 13px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 4px;
}
.news-card h3 {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary);
  margin-bottom: 8px;
}
.news-card h3 a:hover { color: var(--accent); }
.news-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.news-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #EEF2F7;
  padding-top: 14px;
}
.read-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.read-more:hover { color: var(--accent-dark); }
.empty-tip {
  text-align: center;
  padding: 48px 0;
  color: var(--text-light);
  font-size: 16px;
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px dashed var(--border);
}
.news-more {
  text-align: center;
  margin-top: 40px;
}

.stats-section {
  position: relative;
  background: linear-gradient(135deg, #0A1428, #162A4D);
  color: #fff;
  overflow: hidden;
  padding: 88px 0;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}
.stats-inner { position: relative; z-index: 2; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item {
  padding: 28px 16px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.stat-item:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}
.stat-number {
  font-size: 42px;
  font-weight: 800;
  color: #FDBA74;
  line-height: 1.2;
}
.stat-number span { font-size: 22px; margin-left: 4px; }
.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin-top: 8px;
  letter-spacing: 1px;
}

.feature-list-section { background: var(--bg-white); }
.feature-list-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.feature-item {
  text-align: center;
  padding: 30px 20px;
  border-radius: var(--radius);
  background: var(--bg);
  border: 1px solid transparent;
  transition: var(--transition);
}
.feature-item:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.feature-item-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-lighter));
  box-shadow: 0 8px 20px rgba(27,58,107,0.35);
}
.feature-item:nth-child(2) .feature-item-icon { background: linear-gradient(135deg, var(--accent), #FDBA74); box-shadow: 0 8px 20px rgba(249,115,22,0.35); }
.feature-item:nth-child(3) .feature-item-icon { background: linear-gradient(135deg, #3B82F6, #60A5FA); box-shadow: 0 8px 20px rgba(59,130,246,0.35); }
.feature-item:nth-child(4) .feature-item-icon { background: linear-gradient(135deg, #10B981, #34D399); box-shadow: 0 8px 20px rgba(16,185,129,0.35); }
.feature-item h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.feature-item p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

.process-section { background: var(--bg); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
}
.process-step {
  text-align: center;
  position: relative;
  padding: 30px 20px;
}
.process-number {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--primary);
  color: #FDBA74;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(15,29,58,0.25);
  position: relative;
  z-index: 2;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 58px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  opacity: 0.2;
  z-index: 1;
}
.process-step h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.process-step p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

.faq-section { background: var(--bg-white); border-top: 1px solid var(--border); }
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-white);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: rgba(249,115,22,0.4);
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  padding: 18px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
}
.faq-question i {
  font-size: 14px;
  color: var(--accent);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-question i {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

.cta-section {
  position: relative;
  background: linear-gradient(135deg, #0A1428, #1B3A6B);
  color: #fff;
  padding: 90px 0;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 14px;
}
.cta-inner p {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
}
.cta-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer {
  background: #0A1428;
  color: rgba(255,255,255,0.8);
  padding-top: 70px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  max-width: 300px;
}
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 1px;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: var(--transition);
}
.footer-links a:hover {
  color: #FDBA74;
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  margin-bottom: 12px;
}
.footer-contact i {
  color: var(--accent);
  margin-top: 4px;
}
.footer-bottom {
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

@media (max-width: 1024px) {
  .hero h1 { font-size: 42px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-list-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .site-header { background: rgba(15,29,58,0.98); }
  .nav-toggle {
    display: flex;
  }
  .main-nav {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: var(--primary);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 12px 30px rgba(0,0,0,0.3);
    transform: translateY(-16px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }
  .nav-link {
    display: block;
    padding: 12px 16px;
    border-radius: 10px;
    text-align: center;
  }
  .hero { padding: 120px 0 70px; }
  .hero h1 { font-size: 34px; }
  .hero p { font-size: 16px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .section { padding: 64px 0; }
  .section-title { font-size: 28px; }
  .category-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 15px; }
  .hero-btns { flex-direction: column; width: 100%; }
  .hero-btns .btn { width: 100%; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-number { font-size: 32px; }
  .feature-list-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .section-title { font-size: 24px; }
  .hero-stats { gap: 16px; }
  .hero-stat-number { font-size: 24px; }
  .news-card { padding: 20px; }
  .category-image { height: 200px; }
  .faq-question { font-size: 14px; padding: 16px 18px; }
  .cta-inner h2 { font-size: 26px; }
}

/* roulang page: category1 */
/* ========== Design Tokens ========== */
:root {
  --primary: #0d3b66;
  --primary-dark: #092a4a;
  --primary-light: #1a5cb0;
  --accent: #f0a500;
  --accent-dark: #d18f00;
  --accent-soft: #fff6e0;
  --bg: #f4f7fb;
  --white: #ffffff;
  --text: #1f2937;
  --muted: #667085;
  --border: #e5eaf0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow: 0 6px 24px rgba(13, 59, 102, 0.08);
  --shadow-hover: 0 16px 44px rgba(13, 59, 102, 0.16);
  --transition: 0.3s ease;
}

/* ========== Reset & Base ========== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif; line-height: 1.7; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color 0.3s; }
button { font-family: inherit; border: none; cursor: pointer; background: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4, h5 { margin: 0; line-height: 1.3; }
input { font-family: inherit; }
:focus-visible { outline: 3px solid rgba(240, 165, 0, 0.5); outline-offset: 2px; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ========== Header ========== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 18px rgba(0, 0, 0, 0.04);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-icon {
  width: 44px; height: 44px; border-radius: 13px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 19px;
  box-shadow: 0 4px 14px rgba(13, 59, 102, 0.28);
  flex-shrink: 0;
}
.brand-text { font-size: 21px; font-weight: 800; color: var(--primary-dark); letter-spacing: 0.5px; }
.brand-sub { color: var(--accent); font-weight: 700; }

.main-nav .nav-list { display: flex; align-items: center; gap: 4px; }
.nav-link {
  display: inline-block; padding: 10px 22px; border-radius: 999px;
  font-size: 15px; font-weight: 600; color: var(--text);
  transition: var(--transition);
}
.nav-link:hover { background: rgba(13, 59, 102, 0.06); color: var(--primary); }
.nav-link.active {
  background: var(--primary); color: #fff;
  box-shadow: 0 4px 18px rgba(13, 59, 102, 0.3);
}
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 12px; background: var(--primary); color: #fff; font-size: 18px; align-items: center; justify-content: center; }

/* ========== Page Hero ========== */
.page-hero {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  padding: 108px 0 96px;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(118deg, rgba(9, 42, 74, 0.9) 0%, rgba(13, 59, 102, 0.78) 48%, rgba(26, 92, 176, 0.5) 100%);
}
.page-hero-inner { position: relative; z-index: 2; max-width: 780px; }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255, 255, 255, 0.7); margin-bottom: 22px; }
.breadcrumb a { color: rgba(255, 255, 255, 0.7); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 11px; }
.page-hero h1 {
  font-size: 46px; font-weight: 800; color: #fff;
  letter-spacing: 1px; margin-bottom: 18px;
}
.page-hero h1 span { color: var(--accent); }
.page-hero .lead { font-size: 17px; color: rgba(255, 255, 255, 0.9); line-height: 1.8; max-width: 640px; margin-bottom: 30px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff; padding: 8px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 500;
  backdrop-filter: blur(6px);
}
.hero-badge i { color: var(--accent); }

/* ========== Buttons ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: 999px;
  font-size: 15px; font-weight: 700; letter-spacing: 0.3px;
  transition: var(--transition); border: none;
}
.btn-primary { background: var(--accent); color: var(--primary-dark); box-shadow: 0 6px 22px rgba(240, 165, 0, 0.38); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-3px); box-shadow: 0 10px 28px rgba(240, 165, 0, 0.42); }
.btn-light { background: #fff; color: var(--primary); box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08); }
.btn-light:hover { background: #f0f4fa; transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12); }
.btn-outline { border: 2px solid rgba(255, 255, 255, 0.55); color: #fff; background: rgba(255, 255, 255, 0.06); }
.btn-outline:hover { border-color: #fff; background: rgba(255, 255, 255, 0.14); transform: translateY(-3px); }
.btn-lg { padding: 16px 40px; font-size: 16px; }

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

/* ========== Section ========== */
.section { padding: 96px 0; }
.section-alt { background: var(--white); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-eyebrow {
  display: inline-block; padding: 6px 18px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-dark);
  font-size: 13px; font-weight: 700; letter-spacing: 1px;
  margin-bottom: 16px;
}
.section-title { font-size: 34px; font-weight: 800; color: var(--primary-dark); margin-bottom: 14px; letter-spacing: 0.5px; }
.section-desc { color: var(--muted); font-size: 16px; line-height: 1.8; }

/* ========== Coverage Cards ========== */
.cover-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.cover-card {
  position: relative; overflow: hidden;
  background: var(--white); border-radius: var(--radius-lg);
  padding: 34px 30px; border: 1px solid var(--border);
  box-shadow: var(--shadow); transition: var(--transition);
}
.cover-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0; transition: opacity 0.3s;
}
.cover-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.cover-card:hover::before { opacity: 1; }
.cover-icon {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, rgba(13, 59, 102, 0.1), rgba(26, 92, 176, 0.12));
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: var(--primary); margin-bottom: 18px;
  transition: var(--transition);
}
.cover-card:hover .cover-icon { background: var(--primary); color: #fff; transform: scale(1.05); }
.cover-card h3 { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.cover-card p { font-size: 14px; color: var(--muted); line-height: 1.7; margin: 0 0 16px; }
.cover-meta { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--primary); font-weight: 600; }
.cover-meta i { font-size: 12px; color: var(--accent); }

/* ========== Stats ========== */
.stats-section {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  background-attachment: fixed;
  padding: 92px 0;
}
.stats-section::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(9, 42, 74, 0.84);
}
.stats-inner { position: relative; z-index: 2; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 36px; }
.stat-item { text-align: center; padding: 20px; }
.stat-number {
  font-size: 52px; font-weight: 800; color: var(--accent);
  line-height: 1.1; margin-bottom: 8px;
  font-family: "DIN Alternate", "PingFang SC", sans-serif;
}
.stat-label { font-size: 15px; color: rgba(255, 255, 255, 0.85); letter-spacing: 0.5px; }
.stat-divider { width: 40px; height: 3px; background: rgba(255, 255, 255, 0.25); margin: 14px auto 0; border-radius: 4px; }

/* ========== News Cards ========== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.news-card {
  display: flex; flex-direction: column;
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--border); overflow: hidden;
  box-shadow: var(--shadow); transition: var(--transition);
}
.news-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.news-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.55s ease; }
.news-card:hover .news-thumb img { transform: scale(1.06); }
.news-tag {
  position: absolute; top: 14px; left: 14px;
  background: rgba(13, 59, 102, 0.9); color: #fff;
  padding: 5px 16px; border-radius: 999px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.5px;
  backdrop-filter: blur(6px);
}
.news-tag.accent { background: var(--accent); color: var(--primary-dark); }
.news-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.news-body h3 { font-size: 18px; font-weight: 700; line-height: 1.5; color: var(--text); margin-bottom: 10px; transition: color 0.3s; }
.news-card:hover .news-body h3 { color: var(--primary); }
.news-body p { font-size: 14px; color: var(--muted); line-height: 1.75; flex: 1; margin: 0 0 18px; }
.news-meta { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: #9aa5b1; border-top: 1px solid var(--border); padding-top: 16px; }
.news-meta .views i { color: var(--accent); margin-right: 4px; }
.news-meta .date i { margin-right: 4px; }

/* ========== Steps ========== */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.step-item {
  position: relative; text-align: center;
  background: var(--white); border-radius: var(--radius-lg);
  padding: 42px 26px 36px; border: 1px solid var(--border);
  border-top: 4px solid var(--primary);
  box-shadow: var(--shadow); transition: var(--transition);
}
.step-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.step-num {
  position: absolute; top: -20px; left: 50%; transform: translateX(-50%);
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--accent); color: var(--primary-dark);
  font-size: 18px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 16px rgba(240, 165, 0, 0.35);
}
.step-icon { font-size: 30px; color: var(--primary); margin-bottom: 16px; margin-top: 8px; }
.step-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.step-item p { font-size: 14px; color: var(--muted); line-height: 1.7; margin: 0; }

/* ========== FAQ ========== */
.faq-list { max-width: 880px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item {
  background: var(--white); border-radius: var(--radius-md);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  overflow: hidden; transition: var(--transition);
}
.faq-item:hover { border-color: rgba(13, 59, 102, 0.2); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%; text-align: left;
  padding: 24px 28px; font-size: 16px; font-weight: 600; color: var(--text);
  transition: background 0.3s;
}
.faq-question:hover { background: rgba(13, 59, 102, 0.02); }
.faq-question i { color: var(--primary); transition: transform 0.4s ease; flex-shrink: 0; }
.faq-item.active .faq-question i { transform: rotate(45deg); color: var(--accent); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.45s ease; }
.faq-answer p { margin: 0; padding: 0 28px 26px; color: var(--muted); font-size: 15px; line-height: 1.8; }

/* ========== CTA ========== */
.cta-section {
  position: relative;
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  padding: 100px 0;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(9, 42, 74, 0.92), rgba(13, 59, 102, 0.82));
}
.cta-box { position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; color: #fff; }
.cta-box h2 { font-size: 36px; font-weight: 800; letter-spacing: 1px; margin-bottom: 16px; }
.cta-box h2 span { color: var(--accent); }
.cta-box p { font-size: 16px; color: rgba(255, 255, 255, 0.85); line-height: 1.8; margin-bottom: 36px; }
.cta-form { display: flex; max-width: 500px; margin: 0 auto; gap: 12px; }
.cta-form input {
  flex: 1; padding: 16px 24px; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.12);
  color: #fff; font-size: 15px; transition: var(--transition);
  backdrop-filter: blur(6px);
}
.cta-form input::placeholder { color: rgba(255, 255, 255, 0.6); }
.cta-form input:focus { border-color: var(--accent); outline: none; background: rgba(255, 255, 255, 0.18); }

/* ========== Footer ========== */
.site-footer { background: var(--primary-dark); color: #afc3d9; padding: 72px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 44px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .brand .brand-text { color: #fff; }
.footer-brand p { margin: 20px 0 0; font-size: 14px; line-height: 1.8; color: #91a8c0; }
.footer-title { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 20px; position: relative; padding-bottom: 12px; }
.footer-title::after { content: ''; position: absolute; bottom: 0; left: 0; width: 28px; height: 3px; background: var(--accent); border-radius: 4px; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14px; color: #afc3d9; transition: var(--transition); }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li { display: flex; align-items: center; gap: 10px; font-size: 14px; margin-bottom: 12px; color: #afc3d9; }
.footer-contact i { color: var(--accent); width: 18px; text-align: center; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding: 26px 0; font-size: 13px; color: #7f96ae;
}
.footer-bottom i { color: #e85d5d; margin: 0 2px; }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .cover-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .page-hero { padding: 88px 0; }
  .page-hero h1 { font-size: 38px; }
  .section { padding: 80px 0; }
}

@media (max-width: 768px) {
  .header-inner { height: 68px; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--white);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
    border-bottom: 1px solid var(--border);
    max-height: 0; overflow: hidden;
    transition: max-height 0.4s ease;
  }
  .main-nav.open { max-height: 320px; }
  .nav-list { flex-direction: column; padding: 16px 24px; gap: 4px; }
  .nav-link { display: block; padding: 14px 20px; border-radius: 12px; }
  .page-hero { padding: 72px 0 64px; }
  .page-hero h1 { font-size: 32px; }
  .page-hero .lead { font-size: 15px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .section { padding: 68px 0; }
  .section-title { font-size: 28px; }
  .cover-grid, .news-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-section { background-attachment: scroll; }
  .cta-form { flex-direction: column; }
  .cta-form input { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .brand-text { font-size: 18px; }
  .brand-icon { width: 38px; height: 38px; font-size: 16px; }
  .page-hero h1 { font-size: 27px; }
  .page-hero .lead { font-size: 14px; }
  .hero-badges { gap: 8px; }
  .hero-badge { font-size: 12px; padding: 6px 14px; }
  .section { padding: 56px 0; }
  .section-title { font-size: 24px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-number { font-size: 38px; }
  .steps-grid { grid-template-columns: 1fr; }
  .cover-card { padding: 26px 22px; }
  .news-body { padding: 20px; }
  .news-body h3 { font-size: 16px; }
  .cta-box h2 { font-size: 27px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #163a5c;
            --primary-dark: #0d2942;
            --primary-light: #20608f;
            --accent: #f59e0b;
            --accent-hover: #d98505;
            --accent-light: #fff8eb;
            --bg: #f4f7fb;
            --bg-alt: #eaf0f7;
            --text: #182b3f;
            --text-light: #58718a;
            --text-mute: #93a6ba;
            --border: #dbe5f0;
            --white: #ffffff;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 22px;
            --shadow: 0 4px 16px rgba(22, 58, 92, .07);
            --shadow-lg: 0 14px 36px rgba(22, 58, 92, .13);
            --space-section: 92px;
            --space-mobile: 56px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-family);
            font-size: 15px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s;
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input,
        select {
            font-family: inherit;
            font-size: 100%;
            border: none;
            background: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(22, 58, 92, .04);
        }

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

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

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            box-shadow: 0 4px 10px rgba(22, 58, 92, .22);
        }

        .brand-text {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: .5px;
            line-height: 1.2;
        }

        .brand-sub {
            font-weight: 400;
            font-size: 13px;
            color: var(--text-light);
            display: block;
            margin-top: 1px;
        }

        .main-nav .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            display: inline-block;
            padding: 9px 20px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 15px;
            color: var(--text);
            transition: all .25s;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(22, 58, 92, .06);
        }

        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 16px rgba(22, 58, 92, .2);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--bg);
            font-size: 18px;
            color: var(--primary);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background .25s;
        }

        .nav-toggle:hover {
            background: var(--bg-alt);
        }

        .nav-toggle:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== Hero / Banner ===== */
        .page-banner {
            position: relative;
            padding: 110px 0 100px;
            background: linear-gradient(120deg, rgba(13, 41, 66, .92) 0%, rgba(22, 58, 92, .82) 50%, rgba(32, 96, 143, .7) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            right: -80px;
            bottom: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(245, 158, 11, .18);
            filter: blur(50px);
            pointer-events: none;
        }

        .banner-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .14);
            border: 1px solid rgba(255, 255, 255, .26);
            border-radius: 40px;
            padding: 6px 18px;
            font-size: 13px;
            letter-spacing: 1px;
            color: #fde68a;
            margin-bottom: 22px;
            backdrop-filter: blur(4px);
        }

        .banner-badge i {
            font-size: 14px;
        }

        .banner-content h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }

        .banner-content h1 em {
            font-style: normal;
            color: var(--accent);
        }

        .banner-content p {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .85);
            max-width: 620px;
            margin-bottom: 32px;
        }

        .banner-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 30px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all .28s;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--accent);
            color: #152238;
            border-color: var(--accent);
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(245, 158, 11, .28);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .45);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--space-section) 0;
        }

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

        .section-white {
            background: #fff;
        }

        .section-head {
            text-align: center;
            max-width: 620px;
            margin: 0 auto 50px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-light);
            color: var(--accent-hover);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.35;
            letter-spacing: .5px;
        }

        .section-head h2 span {
            color: var(--primary-light);
        }

        .section-head p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.8;
            margin-top: 12px;
        }

        /* ===== 服务介绍 / 图文 ===== */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .intro-image {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .intro-image img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }

        .intro-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(13, 41, 66, .42));
        }

        .intro-badge {
            position: absolute;
            z-index: 2;
            left: 22px;
            bottom: 22px;
            background: rgba(255, 255, 255, .95);
            border-radius: 16px;
            padding: 12px 18px;
            box-shadow: var(--shadow);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .intro-badge i {
            color: var(--accent);
            font-size: 22px;
        }

        .intro-badge strong {
            font-size: 16px;
            color: var(--text);
        }

        .intro-badge span {
            font-size: 12px;
            color: var(--text-light);
        }

        .intro-content h2 {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.4;
            margin-bottom: 18px;
            color: var(--text);
        }

        .intro-content h2 span {
            color: var(--primary-light);
        }

        .intro-content p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 2;
            margin-bottom: 20px;
        }

        .intro-list {
            margin-top: 18px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px 28px;
        }

        .intro-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text);
            font-weight: 500;
        }

        .intro-list li i {
            color: var(--accent);
            margin-top: 3px;
        }

        .intro-foot {
            margin-top: 26px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
        }

        .intro-foot .author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-mute);
        }

        .intro-foot .author img {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            object-fit: cover;
        }

        /* ===== 服务类别卡片 ===== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .service-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all .32s;
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .service-card-media {
            position: relative;
            height: 150px;
            overflow: hidden;
        }

        .service-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s;
        }

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

        .service-card-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(13, 41, 66, .55));
        }

        .service-tag {
            position: absolute;
            z-index: 2;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, .92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 30px;
            backdrop-filter: blur(3px);
        }

        .service-card-body {
            padding: 22px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .service-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }

        .service-card-body p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-light);
            flex: 1;
        }

        .service-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 18px;
            padding-top: 16px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-mute);
        }

        .service-meta .price {
            color: var(--accent-hover);
            font-weight: 700;
            font-size: 15px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            transition: gap .25s;
        }

        .card-link:hover {
            gap: 10px;
        }

        /* ===== 数据块 ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            inset: 0;
            opacity: .12;
        }

        .stats-grid {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            padding: 60px 0;
            text-align: center;
        }

        .stat-item .stat-num {
            font-size: 44px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }

        .stat-item .stat-num small {
            font-size: 20px;
            margin-left: 2px;
        }

        .stat-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, .75);
            margin-top: 4px;
            letter-spacing: 1px;
        }

        /* ===== 服务流程 ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            counter-reset: step;
        }

        .process-step {
            text-align: center;
            padding: 34px 24px 30px;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            position: relative;
            transition: all .3s;
        }

        .process-step:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .process-num {
            width: 52px;
            height: 52px;
            margin: 0 auto 20px;
            border-radius: 18px;
            background: var(--primary);
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 18px rgba(22, 58, 92, .22);
        }

        .process-step:nth-child(2) .process-num {
            background: var(--accent);
            box-shadow: 0 8px 18px rgba(245, 158, 11, .26);
        }

        .process-step:nth-child(3) .process-num {
            background: #2f855a;
            box-shadow: 0 8px 18px rgba(47, 133, 90, .2);
        }

        .process-step:nth-child(4) .process-num {
            background: #805ad5;
            box-shadow: 0 8px 18px rgba(128, 90, 213, .22);
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .25s;
        }

        .faq-item.active {
            box-shadow: var(--shadow);
            border-color: rgba(22, 58, 92, .2);
        }

        .faq-q {
            width: 100%;
            text-align: left;
            padding: 20px 56px 20px 24px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 14px;
            background: transparent;
            position: relative;
            transition: background .25s;
        }

        .faq-q:hover {
            background: rgba(22, 58, 92, .03);
        }

        .faq-q::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 24px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 13px;
            color: var(--text-mute);
            transition: transform .3s;
        }

        .faq-item.active .faq-q::after {
            transform: translateY(-50%) rotate(180deg);
            color: var(--accent);
        }

        .faq-a {
            display: none;
            padding: 0 24px 22px 58px;
            font-size: 14px;
            line-height: 2;
            color: var(--text-light);
        }

        .faq-item.active .faq-a {
            display: block;
            animation: fadeIn .35s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== CTA ===== */
        .cta-box {
            background: linear-gradient(120deg, var(--primary-dark), var(--primary), var(--primary-light));
            border-radius: var(--radius-lg);
            padding: 52px 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-box::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(245, 158, 11, .16);
        }

        .cta-text h3 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .cta-text p {
            color: rgba(255, 255, 255, .78);
            font-size: 15px;
        }

        .cta-buttons {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, .82);
            padding: 70px 0 0;
            margin-top: 0;
        }

        .site-footer .brand {
            margin-bottom: 12px;
        }

        .site-footer .brand-icon {
            background: rgba(255, 255, 255, .14);
        }

        .site-footer .brand-text {
            color: #fff;
        }

        .site-footer .brand-sub {
            color: rgba(255, 255, 255, .55);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 44px;
            padding-bottom: 52px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .6);
            max-width: 260px;
            margin-top: 6px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }

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

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, .62);
            transition: color .25s, padding-left .25s;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, .62);
            margin-bottom: 12px;
        }

        .footer-contact li i {
            width: 32px;
            height: 32px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 13px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 28px 0 30px;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        .footer-bottom i {
            color: var(--accent);
            margin-right: 4px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 34px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: auto;
            }

            .header-inner {
                height: 64px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--white);
                border-bottom: 1px solid var(--border);
                box-shadow: 0 20px 30px rgba(0, 0, 0, .08);
                max-height: 0;
                overflow: hidden;
                transition: max-height .35s ease;
            }

            .main-nav.open {
                max-height: 400px;
            }

            .nav-list {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 14px 20px 20px;
            }

            .nav-link {
                display: block;
                text-align: center;
                padding: 12px 16px;
                border-radius: 12px;
            }

            .page-banner {
                padding: 80px 0 70px;
            }

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

            .banner-content p {
                font-size: 15px;
            }

            .section {
                padding: var(--space-mobile) 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .intro-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .cta-box {
                padding: 38px 30px;
            }
        }

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

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

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

            .banner-btns .btn {
                width: 100%;
                justify-content: center;
            }

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

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

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

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

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

            .cta-box {
                padding: 32px 22px;
                text-align: center;
                justify-content: center;
            }

            .cta-buttons {
                justify-content: center;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .intro-list {
                grid-template-columns: 1fr;
            }

            .intro-image img {
                height: 250px;
            }

            .intro-badge {
                left: 14px;
                bottom: 14px;
                padding: 10px 14px;
            }
        }

        @media (min-width: 769px) {
            .main-nav {
                display: block !important;
                max-height: none !important;
                position: static;
                background: transparent;
                border: none;
                box-shadow: none;
            }
        }

/* roulang page: article */
:root {
    --primary: #0f3d5e;
    --primary-dark: #082a41;
    --primary-light: #1c5276;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --bg: #f4f7fa;
    --bg-white: #ffffff;
    --bg-blue: #eef4f9;
    --text: #152b3e;
    --text-muted: #5c7184;
    --text-faint: #94a7b8;
    --border: #dde6ef;
    --border-light: #edf2f7;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 3px rgba(15,61,94,.06), 0 4px 12px rgba(15,61,94,.04);
    --shadow: 0 6px 20px rgba(15,61,94,.08), 0 14px 40px rgba(15,61,94,.06);
    --shadow-lg: 0 20px 50px rgba(15,61,94,.12), 0 10px 25px rgba(15,61,94,.08);
    --transition: .25s ease;
    --container: 1200px;
    --header-h: 72px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
a:focus-visible, button:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header / Nav ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    gap: 16px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.brand-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 19px;
    box-shadow: 0 4px 12px rgba(15,61,94,.22);
}
.brand-text {
    font-size: 20px;
    font-weight: 900;
    color: var(--primary);
    letter-spacing: .5px;
    line-height: 1.2;
}
.brand-sub {
    display: block;
    font-size: 10px;
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    line-height: 1.2;
}
.main-nav ul {
    list-style: none;
    display: flex;
    gap: 6px;
}
.nav-link {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    transition: all var(--transition);
    border: 1px solid transparent;
}
.nav-link:hover {
    background: var(--bg-blue);
    color: var(--primary);
}
.nav-link.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 6px 16px rgba(15,61,94,.28);
}
.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-white);
    color: var(--primary);
    font-size: 18px;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.nav-toggle:hover {
    background: var(--bg-blue);
}

/* ===== Buttons ===== */
.btn-primary, .btn-secondary, .btn-light, .btn-outline-light, .btn-sm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 26px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    transition: all var(--transition);
    cursor: pointer;
    line-height: 1.4;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(15,61,94,.2);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.btn-secondary {
    background: var(--bg-blue);
    color: var(--primary);
    border-color: var(--border);
}
.btn-secondary:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
}
.btn-light {
    background: transparent;
    color: var(--primary);
    border-color: var(--border);
}
.btn-light:hover {
    background: var(--bg-blue);
}
.btn-outline-light {
    border: 2px solid rgba(255,255,255,.38);
    color: #fff;
    background: rgba(255,255,255,.08);
    padding: 12px 26px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition);
}
.btn-outline-light:hover {
    background: rgba(255,255,255,.18);
    border-color: rgba(255,255,255,.65);
    transform: translateY(-2px);
}
.btn-sm {
    padding: 9px 20px;
    font-size: 14px;
}

/* ===== Badge / Tag ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    background: var(--bg-blue);
    color: var(--primary);
}
.tag {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    background: var(--bg-blue);
    color: var(--text-muted);
    text-decoration: none;
    transition: all var(--transition);
}
.tag:hover {
    background: var(--primary);
    color: #fff;
}

/* ===== Page Banner ===== */
.page-banner {
    position: relative;
    padding: 64px 0 56px;
    background-size: cover;
    background-position: center;
    color: #fff;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10,42,65,.95) 0%, rgba(28,82,118,.86) 55%, rgba(245,166,35,.14) 120%);
}
.page-banner .container {
    position: relative;
    z-index: 2;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.breadcrumb a {
    color: rgba(255,255,255,.82);
    text-decoration: none;
    transition: var(--transition);
}
.breadcrumb a:hover {
    color: var(--accent);
}
.breadcrumb i {
    font-size: 10px;
    color: rgba(255,255,255,.45);
}
.breadcrumb span {
    color: rgba(255,255,255,.95);
}
.page-banner h1 {
    font-size: clamp(26px, 4vw, 42px);
    font-weight: 900;
    line-height: 1.3;
    max-width: 800px;
    margin: 0;
    text-shadow: 0 2px 20px rgba(0,0,0,.1);
}
.banner-meta {
    margin-top: 18px;
    display: flex;
    gap: 18px;
    align-items: center;
    flex-wrap: wrap;
}
.banner-meta .badge {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(245,166,35,.3);
}
.banner-meta .meta-text {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255,255,255,.82);
}
.banner-meta .meta-text i {
    font-size: 13px;
}

/* ===== Article Layout ===== */
.article-section {
    background: var(--bg);
    padding: 40px 0 0;
}
.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 32px;
    align-items: start;
    padding-bottom: 56px;
}

/* ===== Article Card ===== */
.article-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}
.article-meta-top {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 18px;
}
.article-date {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
}
.article-feature {
    width: 100%;
    height: 360px;
    object-fit: cover;
    border-radius: 16px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}
.article-lead {
    font-size: 16px;
    line-height: 1.85;
    color: var(--text-muted);
    padding: 18px 22px;
    background: var(--bg-blue);
    border-radius: var(--radius);
    border-left: 4px solid var(--accent);
    margin-bottom: 28px;
}

/* ===== Article Content Typography ===== */
.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
    word-wrap: break-word;
}
.article-content > p {
    margin-bottom: 1.5em;
}
.article-content h2 {
    font-size: 24px;
    font-weight: 800;
    margin: 2em 0 1em;
    padding-left: 14px;
    border-left: 4px solid var(--accent);
    color: var(--primary);
}
.article-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 1.8em 0 .8em;
    color: var(--primary);
}
.article-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin: 1.6em 0 .6em;
    color: var(--primary);
}
.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 1.5em auto;
    display: block;
}
.article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.article-content ul,
.article-content ol {
    margin: 0 0 1.5em;
    padding-left: 1.4em;
}
.article-content li {
    margin-bottom: .5em;
}
.article-content blockquote {
    border-left: 4px solid var(--accent);
    background: var(--bg-blue);
    padding: 16px 20px;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin: 1.5em 0;
    color: var(--text-muted);
    font-style: normal;
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
    font-size: 15px;
}
.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 10px 14px;
    text-align: left;
}
.article-content th {
    background: var(--bg-blue);
    color: var(--primary);
    font-weight: 700;
}
.article-content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2em 0;
}

/* ===== Article Bottom ===== */
.article-bottom {
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}
.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}
.tag-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
}
.article-bottom-nav {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ===== Sidebar ===== */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.sidebar-widget {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}
.sidebar-widget h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg-blue);
}
.sidebar-widget h3 i {
    color: var(--accent);
    font-size: 16px;
}
.sidebar-news {
    list-style: none;
    padding: 0;
    margin: 0;
}
.sidebar-news li {
    padding: 13px 0;
    border-bottom: 1px dashed var(--border-light);
}
.sidebar-news li:last-child {
    padding-bottom: 0;
    border-bottom: none;
}
.sidebar-news a {
    display: block;
    font-weight: 500;
    font-size: 15px;
    color: var(--text);
    line-height: 1.5;
    transition: var(--transition);
}
.sidebar-news a:hover {
    color: var(--primary);
}
.sidebar-news .news-meta {
    display: block;
    font-size: 12px;
    color: var(--text-faint);
    margin-top: 4px;
}
.sidebar-sorts {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.sort-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 16px;
    border-radius: 10px;
    background: var(--bg-blue);
    color: var(--text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all var(--transition);
}
.sort-item i {
    color: var(--primary);
    width: 20px;
    text-align: center;
    font-size: 16px;
    transition: var(--transition);
}
.sort-item:hover {
    background: var(--primary);
    color: #fff;
    transform: translateX(4px);
}
.sort-item:hover i {
    color: var(--accent);
}
.sidebar-cta {
    position: relative;
    border-radius: var(--radius);
    padding: 30px 24px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    color: #fff;
    text-align: center;
}
.sidebar-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15,61,94,.78) 0%, rgba(10,42,65,.94) 100%);
}
.sidebar-cta > * {
    position: relative;
    z-index: 2;
}
.sidebar-cta h3 {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}
.sidebar-cta p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255,255,255,.8);
    margin-bottom: 20px;
}
.sidebar-cta .btn-sm {
    background: var(--accent);
    color: #fff;
    border: 2px solid transparent;
}
.sidebar-cta .btn-sm:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

/* ===== Empty State ===== */
.article-empty {
    text-align: center;
    padding: 48px 24px;
}
.article-empty .empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--bg-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--primary);
}
.article-empty h2 {
    font-size: 28px;
    font-weight: 900;
    color: var(--primary);
    margin-bottom: 12px;
}
.article-empty p {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 24px;
}

/* ===== Article CTA ===== */
.article-cta {
    background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 45%, var(--primary-light) 100%);
    padding: 64px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.article-cta::before {
    content: '';
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: rgba(245,166,35,.14);
    top: -120px;
    right: -80px;
}
.article-cta .container {
    position: relative;
    z-index: 2;
}
.cta-kicker {
    display: inline-block;
    padding: 6px 18px;
    border-radius: 999px;
    background: rgba(255,255,255,.12);
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.article-cta h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 900;
    margin-bottom: 14px;
}
.article-cta p {
    max-width: 560px;
    margin: 0 auto 28px;
    font-size: 16px;
    line-height: 1.7;
    color: rgba(255,255,255,.78);
}
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}
.article-cta .btn-primary {
    background: var(--accent);
    color: #fff;
    border: 2px solid transparent;
    box-shadow: 0 8px 24px rgba(245,166,35,.35);
}
.article-cta .btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-3px);
}

/* ===== Footer ===== */
.site-footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,.75);
    padding: 60px 0 0;
    margin-top: 40px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.4fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer-brand .brand {
    margin-bottom: 16px;
}
.footer-brand .brand-text {
    color: #fff;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255,255,255,.6);
    margin: 12px 0 0;
    max-width: 280px;
}
.footer-title {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 10px;
}
.footer-links a {
    color: rgba(255,255,255,.6);
    text-decoration: none;
    font-size: 14px;
    transition: all var(--transition);
}
.footer-links a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    color: rgba(255,255,255,.7);
}
.footer-contact i {
    color: var(--accent);
    width: 18px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: rgba(255,255,255,.45);
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom i {
    color: var(--accent);
    margin-right: 4px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .article-layout {
        grid-template-columns: 1fr;
    }
    .article-sidebar {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .sidebar-cta {
        grid-column: 1 / -1;
    }
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
        gap: 32px;
    }
}
@media (max-width: 768px) {
    .header-inner {
        height: 64px;
    }
    .nav-toggle {
        display: flex;
    }
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        padding: 12px;
        border-bottom: 1px solid var(--border-light);
        box-shadow: var(--shadow);
        display: none;
    }
    .main-nav.open {
        display: block;
    }
    .nav-list {
        flex-direction: column;
        gap: 4px;
    }
    .nav-link {
        display: block;
        padding: 12px 16px;
        font-size: 15px;
        border-radius: 10px;
    }
    .page-banner {
        padding: 44px 0;
    }
    .article-card {
        padding: 24px;
    }
    .article-feature {
        height: 240px;
    }
    .article-sidebar {
        grid-template-columns: 1fr 1fr;
    }
    .sidebar-cta {
        grid-column: 1 / -1;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .article-cta {
        padding: 48px 0;
    }
}
@media (max-width: 520px) {
    .container {
        padding: 0 16px;
    }
    .article-card {
        padding: 20px;
    }
    .article-sidebar {
        grid-template-columns: 1fr;
    }
    .sidebar-cta {
        grid-column: auto;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    .cta-buttons .btn-primary,
    .cta-buttons .btn-outline-light {
        width: 100%;
    }
    .article-bottom-nav {
        flex-direction: column;
    }
    .article-bottom-nav .btn-primary,
    .article-bottom-nav .btn-secondary {
        width: 100%;
    }
    .banner-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .page-banner h1 {
        font-size: 24px;
    }
    .badge {
        padding: 4px 10px;
        font-size: 12px;
    }
    .breadcrumb {
        font-size: 12px;
    }
}