:root {
  color-scheme: light dark;
  --bg: #f4f7fb;
  --panel: #ffffff;
  --text: #1d2430;
  --muted: #4f5d75;
  --accent: #0b57d0;
  --accent-soft: #eaf2ff;
  --border: #d8e2f0;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

header {
  background: #0d1f3d;
  color: #fff;
}

.home header {
  background: linear-gradient(135deg, #0d1f3d, #174b9b);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

nav a {
  color: #fff;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 600;
}

.home nav a {
  color: #edf4ff;
}

nav a:hover,
nav a:focus-visible {
  background: rgba(255, 255, 255, 0.12);
}

.home main {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 24px rgba(20, 32, 52, 0.04);
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.25;
}

.home .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.home .tile {
  border: 1px solid var(--border);
  background: var(--accent-soft);
  border-radius: 14px;
  padding: 20px;
}

.home .tile h3 {
  margin-bottom: 10px;
}

.home .tile a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.home ul {
  margin: 0;
  padding-left: 20px;
}

.small {
  color: var(--muted);
  font-size: 0.95rem;
}

.highlight {
  background-color: #ffed99;
  color: #1d2430;
  font-weight: 700;
  padding: 0 0.12em;
}

@media (max-width: 620px) {
  .home nav {
    padding-top: 12px;
  }

  .home .wrap {
    padding-left: 14px;
    padding-right: 14px;
  }

  .home .card {
    padding: 18px;
  }
}