:root {
  --bg: #061a2b;
  --panel: rgba(255,255,255,0.06);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.75);
  --line: rgba(255,255,255,0.12);
  --btn: #f7c64a;
  --btnText: #0b1c2a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, system-ui, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 800px at 50% 0%, #0b2a44, var(--bg));
  color: var(--text);
}

.wrap { width: min(980px, 92%); margin: 0 auto; }

.top { padding: 34px 0 16px; border-bottom: 1px solid var(--line); }
h1 { margin: 0 0 6px; font-size: 40px; letter-spacing: 0.5px; }
.sub { margin: 0; color: var(--muted); }

.nav { margin-top: 14px; display: flex; gap: 12px; flex-wrap: wrap; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.nav a.active { background: rgba(255,255,255,0.08); color: var(--text); }

.notice {
  margin: 18px 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  color: var(--muted);
}

.card {
  margin: 18px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}

h2 { margin: 0 0 10px; }
.price { font-weight: 700; color: var(--btn); }

.paygrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 14px;
}

.paybox {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: rgba(0,0,0,0.12);
}

.btn {
  display: inline-block;
  background: var(--btn);
  color: var(--btnText);
  text-decoration: none;
  font-weight: 800;
  padding: 12px 14px;
  border-radius: 12px;
}

.tiny { margin-top: 10px; font-size: 13px; color: var(--muted); }

.foot { padding: 20px 0 30px; }