:root {
  color-scheme: light;
  --bg-a: #f5f7ff;
  --bg-b: #e8f5ff;
  --bg-c: #fff5e8;
  --card: rgba(255, 255, 255, 0.92);
  --ink: #1c2a4a;
  --ink-soft: #4d5e85;
  --line: #c8daf5;
  --primary: #2e6ed8;
  --primary-press: #2259b1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at -10% -10%, var(--bg-c), transparent 60%),
    radial-gradient(1000px 500px at 110% 20%, var(--bg-b), transparent 60%),
    linear-gradient(135deg, var(--bg-a), #eef8ff 50%, #fff8ee);
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 18px 32px;
  display: grid;
  gap: 14px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--card);
  backdrop-filter: blur(4px);
  box-shadow: 0 12px 30px rgba(21, 53, 111, 0.1);
  padding: 22px;
}

.hero h1,
.card h1 {
  margin: 0 0 8px;
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  line-height: 1.15;
}

.card h2 {
  margin: 0 0 8px;
  font-size: 1.2rem;
}

p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.5;
}

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

a:hover {
  text-decoration: underline;
}

.actions {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  border: 0;
  cursor: pointer;
  border-radius: 14px;
  padding: 11px 16px;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
}

.btn.primary {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 8px 18px rgba(46, 110, 216, 0.28);
}

.btn.primary:hover {
  text-decoration: none;
  background: var(--primary-press);
}

.btn.ghost {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

.btn.ghost:hover {
  text-decoration: none;
  background: #f7fbff;
}

.hint {
  margin-top: 12px;
  font-size: 0.92rem;
}