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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft Yahei", sans-serif;
  line-height: 1.6;
  color: #222;
  background-color: #f5f7fb;
}

a {
  color: #0a63b8;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

header {
  background: #ffffff;
  border-bottom: 1px solid #e1e5f0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: #0a63b8;
  letter-spacing: 0.04em;
}

.nav-links a {
  margin-left: 20px;
  font-size: 14px;
  color: #333;
}

.nav-links a.active {
  color: #0a63b8;
  font-weight: 600;
}

.hero {
  background: linear-gradient(135deg, #0a63b8, #1e8dd9);
  color: #fff;
  padding: 72px 16px 64px;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.hero-text {
  flex: 1 1 320px;
}

.hero-text h1 {
  font-size: 34px;
  margin-bottom: 12px;
}

.hero-text p {
  font-size: 16px;
  opacity: 0.95;
  margin-bottom: 24px;
}

.hero-buttons a {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  margin-right: 12px;
}

.btn-primary {
  background: #ffffff;
  color: #0a63b8;
  font-weight: 600;
}

.btn-outline {
  border: 1px solid rgba(255,255,255,0.9);
  color: #ffffff;
}

.hero-badge {
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.15);
  display: inline-block;
  margin-bottom: 10px;
}

.hero-side {
  flex: 1 1 280px;
  background: rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 20px 18px;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.35);
}

.hero-side h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.hero-side ul {
  list-style: none;
  font-size: 13px;
}

.hero-side li + li {
  margin-top: 4px;
}

.section {
  max-width: 1120px;
  margin: 32px auto;
  padding: 0 16px 16px;
}

.section-header {
  margin-bottom: 16px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: #0a3568;
}

.section-subtitle {
  font-size: 13px;
  color: #7a8499;
  margin-top: 4px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  background: #ffffff;
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 4px 12px rgba(10,99,184,0.04);
  border: 1px solid #e1e5f0;
}

.card h3 {
  font-size: 16px;
  margin-bottom: 6px;
  color: #0a3568;
}

.card p {
  font-size: 13px;
  color: #444;
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  background: #e5f2ff;
  color: #0a63b8;
  margin-bottom: 6px;
}

.list {
  font-size: 13px;
  padding-left: 18px;
}

.list li {
  margin-bottom: 4px;
}

footer {
  background: #0a3568;
  color: #ffffff;
  margin-top: 40px;
  padding: 20px 16px;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  font-size: 12px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
}

.footer-inner a {
  color: #ffffff;
  opacity: 0.9;
}

.footer-inner a:hover {
  opacity: 1;
  text-decoration: underline;
}

@media (max-width: 768px) {
  .hero-inner {
    flex-direction: column;
  }
}