@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&display=swap');

:root {
  --color-bg: #f9f6f2;
  --color-card: #ffffff;
  --color-text: #1c2040;
  --color-text-secondary: #6a7590;
  --color-primary: #2b3a9e;
  --color-primary-bg: #eef0fa;
  --color-attention: #e5895c;
  --color-attention-bg: #fef3ec;
  --color-border-light: #eee8e0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0e1020;
    --color-card: #1a1f38;
    --color-text: #ebe8f8;
    --color-text-secondary: #8a99c2;
    --color-primary: #5b72d8;
    --color-primary-bg: #1e2450;
    --color-attention: #e8905e;
    --color-attention-bg: #2a1a10;
    --color-border-light: #1e2440;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family:
    'Inter',
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  line-height: 1.6;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

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

h1 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

h2 {
  font-size: 20px;
  font-weight: 700;
  margin-top: 32px;
}

.placeholder-notice {
  display: flex;
  gap: 12px;
  background: var(--color-attention-bg);
  color: var(--color-attention);
  border-radius: 16px;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 14px;
  margin: 24px 0 32px;
}

.back-link {
  display: inline-block;
  margin-bottom: 24px;
  font-weight: 700;
  text-decoration: none;
}