:root {
  --bg: #f5f8fc;
  --surface: #ffffff;
  --surface-alt: #eef4fb;
  --text: #163047;
  --muted: #5f7387;
  --primary: #123a63;
  --primary-strong: #0d2f50;
  --accent: #1f5f96;
  --border: #d8e3ee;
  --shadow: 0 10px 30px rgba(17, 41, 68, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(31, 95, 150, 0.08), transparent 26%),
    linear-gradient(180deg, #f9fbfe 0%, var(--bg) 100%);
  line-height: 1.65;
}

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

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(216, 227, 238, 0.9);
}

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

.brand {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--text);
  font-size: 0.96rem;
  font-weight: 600;
}

.nav a.cta-link {
  color: var(--primary);
}

.hero {
  padding: 72px 0 52px;
}

.hero-card {
  background: linear-gradient(135deg, #ffffff 0%, #eef5fc 100%);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 48px;
  box-shadow: var(--shadow);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero h1,
.page-hero h1,
.article h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.1;
  color: var(--primary);
}

.hero p,
.page-hero p,
.article-intro {
  margin: 0;
  max-width: 760px;
  font-size: 1.08rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(180deg, var(--accent) 0%, var(--primary) 100%);
  box-shadow: 0 10px 22px rgba(18, 58, 99, 0.18);
}

.btn-secondary {
  color: var(--primary);
  background: #fff;
  border: 1px solid var(--border);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.trust-badge {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 14px;
  font-size: 0.92rem;
  font-weight: 600;
}

.section {
  padding: 24px 0 56px;
}

.section-title {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--primary);
}

.section-lead {
  margin: 0 0 28px;
  max-width: 760px;
  color: var(--muted);
  font-size: 1.02rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 22px;
}

.card {
  grid-column: span 4;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card .tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.24rem;
  color: var(--primary);
  line-height: 1.25;
}

.card p {
  margin: 0 0 16px;
  color: var(--muted);
}

.card a.read-more {
  font-weight: 700;
}

.page-hero {
  padding: 56px 0 24px;
}

.page-hero-card {
  background: linear-gradient(135deg, #ffffff 0%, #f0f6fc 100%);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 36px;
  box-shadow: var(--shadow);
}

.article-list {
  padding-bottom: 56px;
}

.article {
  padding: 48px 0 64px;
}

.article-shell {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 40px;
}

.breadcrumbs {
  margin-bottom: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

.breadcrumbs a {
  color: var(--accent);
}

.article h2 {
  margin-top: 30px;
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 1.5rem;
}

.article p,
.article li {
  color: var(--text);
  font-size: 1.02rem;
}

.article ul {
  padding-left: 20px;
}

.note-box {
  margin-top: 30px;
  padding: 22px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 18px;
}

.note-box strong {
  display: block;
  margin-bottom: 8px;
  color: var(--primary);
}

.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.8);
  padding: 24px 0 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .card {
    grid-column: span 6;
  }

  .hero-card,
  .page-hero-card,
  .article-shell {
    padding: 32px;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: static;
  }

  .site-header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav {
    gap: 14px;
  }

  .hero {
    padding: 32px 0 20px;
  }

  .hero-card,
  .page-hero-card,
  .article-shell {
    padding: 24px 18px;
    border-radius: 20px;
  }

  .trust-row {
    gap: 10px;
  }

  .trust-badge {
    width: 100%;
    text-align: center;
  }

  .card {
    grid-column: 1 / -1;
    padding: 20px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .section,
  .article {
    padding-top: 18px;
  }

  .page-hero {
    padding-top: 28px;
  }

  .article h1 {
    font-size: 2rem;
  }
}