:root {
  --bg: #0f1221;
  --card: #151935;
  --text: #eaeaf3;
  --muted: #a8adcc;
  --accent: #7aa2ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid #262b57;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

h1, h2, h3 {
  line-height: 1.2;
  margin: 0 0 12px;
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 26px;
}

h3 {
  font-size: 20px;
}

p {
  color: var(--muted);
}

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

.grid {
  display: grid;
  gap: 16px;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  background: var(--accent);
  color: #08102a;
  font-weight: 600;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: #1e244d;
  color: #cfe0ff;
  font-size: 12px;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table td, .table th {
  padding: 10px;
  border-bottom: 1px solid #262b57;
}

footer {
  margin: 40px 0 0;
  padding: 24px 0;
  border-top: 1px solid #262b57;
  color: var(--muted);
  font-size: 14px;
}

nav {
  display: flex;
  gap: 16px;
  margin: 10px 0 24px;
}

nav a {
  color: #cfe0ff;
}

.hero {
  display: grid;
  gap: 16px;
  align-items: center;
}

@media (min-width: 800px) {
  .hero {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.box {
  background: #101538;
  border: 1px solid #232a57;
  border-radius: 14px;
  padding: 16px;
}

.tariffs {
  background: #101538;
  border: 1px solid #232a57;
  border-radius: 14px;
  margin-top: 10px;
  margin-bottom: 10px;
  overflow: hidden;
}

.tariffs .row {
  display: flex;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 15px;
  font-weight: 500;
}

.tariffs .row:last-child {
  border-bottom: none;
}

.note {
  margin-top: 10px;
  font-size: 13px;
  color: #a8adcc;
}