:root {
  --background: #F4F7FA;
  --card: #FFFFFF;
  --text: #1A1A2E;
  --text-muted: #5B5B6E;
  --primary: #00C9A7;
  --warning-bg: #FFF4E5;
  --warning-text: #A65F00;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.draft-banner {
  background: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid #F5A623;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  margin-bottom: 28px;
}

h1 {
  font-size: 28px;
  font-weight: 800;
  margin: 0 0 4px;
}

.meta {
  color: var(--text-muted);
  font-size: 13px;
  margin: 0 0 28px;
}

h2 {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 8px;
}

section {
  margin-bottom: 22px;
}

p {
  color: var(--text-muted);
  font-size: 15px;
  margin: 0 0 10px;
}

a {
  color: var(--primary);
}

.footer-nav {
  margin-top: 36px;
  font-size: 14px;
}

.index-card {
  display: block;
  background: var(--card);
  border: 1px solid #E2E8F0;
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 14px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
}