:root {
  --primary: #0A2540;
  --accent: #2CB1BC;
  --text: #1A1A1A;
  --muted: #5F6B7A;
  --border: #E8EDF2;
  --bg: #FFFFFF;
  --bg-soft: #F7FAFC;
  --max-width: 1120px;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(10, 37, 64, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

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

a:hover {
  color: var(--accent);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

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

.brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
}

.nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.nav a {
  font-weight: 500;
  font-size: 0.95rem;
}

.hero {
  padding: 88px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--primary);
  font-size: 0.86rem;
  font-weight: 500;
  background: var(--bg-soft);
}

h1 {
  margin: 0 0 14px;
  font-size: 3.1rem;
  line-height: 1.08;
  color: var(--primary);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 760px;
  margin: 0 0 28px;
}

.button-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  color: white;
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  transform: translateY(-1px);
}

.hero-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  background: white;
}

.hero-card h3 {
  margin-top: 0;
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 1rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 18px;
}

.hero-card li {
  margin-bottom: 10px;
  color: var(--muted);
}

.section {
  padding: 34px 0 18px;
}

.section-header {
  margin-bottom: 22px;
}

.section-header h2 {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 2rem;
}

.section-header p {
  margin: 0;
  color: var(--muted);
  max-width: 760px;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  background: white;
  box-shadow: var(--shadow);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--primary);
  font-size: 1.08rem;
}

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

.card .meta {
  margin-top: 14px;
  font-size: 0.92rem;
  color: var(--primary);
  font-weight: 600;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.focus-box {
  border-left: 4px solid var(--accent);
  padding: 18px 20px;
  background: var(--bg-soft);
  border-radius: 0 12px 12px 0;
}

.site-footer {
  margin-top: 56px;
  padding: 28px 0 42px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .split {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .header-inner {
    align-items: flex-start;
    padding: 14px 0;
    flex-direction: column;
    gap: 10px;
  }

  .nav {
    gap: 14px;
  }

  .hero {
    padding-top: 56px;
  }

  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .split {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2.35rem;
  }

  .section-header h2 {
    font-size: 1.65rem;
  }
}