:root {
  --bg: #0b1220;
  --card: #121a2b;
  --text: #e8eefc;
  --muted: #8b9bb8;
  --accent: #3b82f6;
  --accent2: #22c55e;
  --border: #243044;
  --err: #f87171;
  --radius: 14px;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 10% -10%, #1e3a5f 0%, transparent 50%),
              radial-gradient(900px 500px at 100% 0%, #14532d33 0%, transparent 45%),
              var(--bg);
  color: var(--text);
}
.wrap { max-width: 720px; margin: 0 auto; padding: 24px 16px 48px; }
header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px;
}
.logo { font-weight: 700; font-size: 1.15rem; letter-spacing: 0.02em; }
.logo span { color: var(--accent); }
nav { display: flex; gap: 10px; align-items: center; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 12px 40px #0006;
}
.hero h1 { margin: 0 0 10px; font-size: 1.75rem; }
.lead { color: var(--muted); margin: 0 0 22px; line-height: 1.5; }
.price-box {
  background: #0d1422;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.price { font-size: 2.4rem; font-weight: 800; color: #fff; }
.price small { font-size: 1rem; font-weight: 500; color: var(--muted); }
.price-box ul { padding-left: 1.1rem; color: var(--muted); line-height: 1.7; }
.price-box strong { color: var(--text); }
label { display: block; margin-bottom: 14px; color: var(--muted); font-size: 0.9rem; }
input[type=email], input[type=password], input[type=text] {
  display: block; width: 100%; margin-top: 6px;
  background: #0d1422; border: 1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 12px 14px; font-size: 1rem;
}
.btn {
  border: 1px solid var(--border); background: #1a2438; color: var(--text);
  border-radius: 10px; padding: 10px 16px; cursor: pointer; font-size: 0.95rem;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.lg { padding: 14px 22px; font-size: 1.05rem; width: 100%; margin-top: 8px; }
.link {
  background: none; border: none; color: var(--accent); cursor: pointer; font-size: 0.95rem;
  padding: 0;
}
.hidden { display: none !important; }
.err { color: var(--err); min-height: 1.2em; font-size: 0.9rem; }
.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 0.85rem; margin-top: 10px; }
.copy-row { display: flex; gap: 8px; margin-top: 6px; }
.copy-row input { flex: 1; }
.banner {
  background: #14532d55; border: 1px solid #22c55e66; color: #bbf7d0;
  padding: 10px 14px; border-radius: 10px; margin-bottom: 16px;
}
footer { margin-top: 32px; text-align: center; color: var(--muted); font-size: 0.85rem; }
code { color: #93c5fd; }