:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --text: #22201c;
  --muted: #6b665d;
  --line: #e6e1d7;
  --accent: #3f6b5a;
  --care-bg: #f3efe6;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161513;
    --surface: #1f1d1a;
    --text: #ece8e0;
    --muted: #a39d92;
    --line: #2f2c27;
    --accent: #8fbfa9;
    --care-bg: #23211d;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}
main { max-width: 640px; margin: 0 auto; padding: 48px 16px 32px; }
header a.brand { font-size: 28px; font-weight: 650; letter-spacing: -0.01em; color: var(--text); text-decoration: none; }
h1 { font-size: 30px; line-height: 1.25; letter-spacing: -0.01em; margin: 32px 0 12px; }
h2 { font-size: 19px; margin: 32px 0 8px; }
p, li { color: var(--text); }
.lede { font-size: 20px; color: var(--muted); }
.muted { color: var(--muted); font-size: 15px; }
a { color: var(--accent); }
.care {
  background: var(--care-bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 28px 0;
}
.care h2 { margin-top: 0; }
.care ul { margin: 0; padding-left: 20px; }
.consent {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
}
.consent label { display: flex; gap: 12px; align-items: flex-start; }
.consent input { margin-top: 6px; width: 18px; height: 18px; flex: none; }
footer {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 16px 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}
footer nav a { margin-right: 16px; white-space: nowrap; }