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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #1a1a2e;
  background: #f8f9fc;
  line-height: 1.7;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #e8eaf0;
  z-index: 100;
  padding: 0 2rem;
}

nav .nav-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

nav .logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: #2563eb;
  text-decoration: none;
  letter-spacing: -0.02em;
}

nav .nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

nav .nav-links a {
  text-decoration: none;
  color: #555;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

nav .nav-links a:hover {
  color: #2563eb;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 2rem;
}

.page-content {
  padding-top: 100px;
  padding-bottom: 60px;
  min-height: calc(100vh - 160px);
}

.hero {
  text-align: center;
  padding: 100px 0 60px;
}

.hero .icon {
  font-size: 4rem;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: #1a1a2e;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}

.hero p {
  font-size: 1.15rem;
  color: #64748b;
  max-width: 540px;
  margin: 0 auto 2rem;
}

.hero .badge {
  display: inline-block;
  background: #eff6ff;
  color: #2563eb;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 9999px;
  margin-bottom: 1.5rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  padding: 2rem 0 4rem;
}

.feature-card {
  background: #fff;
  border-radius: 12px;
  padding: 2rem;
  border: 1px solid #e8eaf0;
  transition: box-shadow 0.3s, transform 0.3s;
}

.feature-card:hover {
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.08);
  transform: translateY(-2px);
}

.feature-card .icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #1a1a2e;
}

.feature-card p {
  font-size: 0.9rem;
  color: #64748b;
  line-height: 1.6;
}

.section-title {
  text-align: center;
  font-size: 1.6rem;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: #64748b;
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
}

.legal-page h1 {
  font-size: 2rem;
  font-weight: 800;
  color: #1a1a2e;
  margin-bottom: 0.5rem;
}

.legal-page .updated {
  display: inline-block;
  font-size: 0.85rem;
  color: #94a3b8;
  margin-bottom: 2.5rem;
}

.legal-page h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a1a2e;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.legal-page p {
  color: #475569;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.legal-page ul {
  margin: 0 0 1rem 1.5rem;
  color: #475569;
  font-size: 0.95rem;
}

.legal-page ul li {
  margin-bottom: 0.4rem;
}

footer {
  border-top: 1px solid #e8eaf0;
  padding: 2rem;
  text-align: center;
  color: #94a3b8;
  font-size: 0.85rem;
}

footer a {
  color: #94a3b8;
  text-decoration: none;
  margin: 0 0.75rem;
}

footer a:hover {
  color: #2563eb;
}

@media (max-width: 640px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .hero p {
    font-size: 1rem;
  }

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

  nav .nav-links {
    gap: 1rem;
  }

  nav .nav-links a {
    font-size: 0.8rem;
  }
}