:root {
  --sky-50: #edf7ff;
  --sky-200: #c7e9ff;
  --sky-500: #61a8ea;
  --sky-700: #3d7cc9;
  --rose-500: #de5d72;
  --pink-500: #d77bb1;
  --gold-500: #f1be53;
  --ink-900: #162238;
  --ink-700: #3c4c66;
  --surface: rgba(255, 255, 255, 0.86);
  --surface-strong: #ffffff;
  --border: rgba(24, 52, 90, 0.14);
  --shadow: rgba(20, 43, 78, 0.16);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink-900);
  background: linear-gradient(145deg, var(--sky-200), var(--sky-500));
}

body {
  min-height: 100vh;
}

.page {
  max-width: 920px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 14px 38px -20px var(--shadow);
  backdrop-filter: blur(6px);
}

.header {
  padding: 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--rose-500), var(--pink-500));
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
}

h1 {
  margin: 14px 0 8px;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.1;
}

.subtitle {
  margin: 0;
  color: var(--ink-700);
  max-width: 60ch;
}

.content {
  margin-top: 20px;
  padding: 28px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 20px;
}

h2 {
  margin: 0 0 10px;
  font-size: 20px;
}

section + section {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

p,
li {
  line-height: 1.6;
  color: var(--ink-700);
}

ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

a {
  color: var(--sky-700);
  text-underline-offset: 2px;
}

a:hover {
  color: var(--rose-500);
}

.action-row {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 10px 14px;
  text-decoration: none;
  font-weight: 700;
}

.button.primary {
  background: linear-gradient(135deg, var(--sky-700), var(--sky-500));
  color: #fff;
}

.button.secondary {
  border: 1px solid var(--border);
  color: var(--ink-900);
  background: #fff;
}

.note {
  margin-top: 14px;
  font-size: 14px;
}

.foot {
  margin-top: 24px;
  font-size: 13px;
  color: var(--ink-700);
}

@media (prefers-color-scheme: dark) {
  :root {
    --sky-50: #131c2f;
    --sky-200: #1a2a45;
    --sky-500: #2d568f;
    --sky-700: #4f8fd2;
    --rose-500: #e37283;
    --pink-500: #d994c4;
    --gold-500: #e8bc64;
    --ink-900: #ecf3ff;
    --ink-700: #c5d2e8;
    --surface: rgba(15, 24, 40, 0.86);
    --surface-strong: #131f35;
    --border: rgba(188, 212, 245, 0.18);
    --shadow: rgba(0, 0, 0, 0.36);
  }
}