:root {
  --bg: #0b1020;
  --card: #121a31;
  --text: #e7ebff;
  --muted: #aeb8e3;
  --accent: #6ea8fe;
  --accent-2: #8cffd1;
  --border: #253154;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: linear-gradient(180deg, #0b1020 0%, #0f1730 100%);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--accent-2); }
.container { width: min(1000px, 92%); margin: 0 auto; }
header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  background: rgba(11, 16, 32, 0.85);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}
.nav-links { display: flex; gap: 16px; flex-wrap: wrap; }
.nav-links a { text-decoration: none; color: var(--text); opacity: .9; }
.hero { padding: 64px 0 28px; }
.hero h1 { font-size: clamp(28px, 5vw, 46px); line-height: 1.15; margin: 0 0 14px; }
.hero p { color: var(--muted); max-width: 760px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.btn {
  display: inline-block;
  padding: 11px 16px;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid var(--border);
  font-weight: 600;
}
.btn-primary { background: var(--accent); color: #081025; border-color: var(--accent); }
.btn-secondary { color: var(--text); }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin: 22px 0 10px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.section { padding: 26px 0; }
.section h2 { margin: 0 0 12px; font-size: 30px; }
ul { margin-top: 8px; }
.tariff {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  background: #111933;
}
.tariff strong { font-size: 22px; }
.notice {
  margin-top: 14px;
  border-left: 3px solid var(--accent);
  padding: 10px 12px;
  background: rgba(110, 168, 254, 0.12);
}
footer {
  border-top: 1px solid var(--border);
  margin-top: 34px;
  padding: 20px 0 40px;
  color: var(--muted);
}
.doc {
  padding: 40px 0;
}
.doc h1, .doc h2 {
  margin-top: 24px;
  margin-bottom: 10px;
}
.doc p, .doc li {
  color: var(--text);
}
.small { color: var(--muted); font-size: 14px; }