:root {
  --primary: #77dd9f;
  --primary-dark: #5bc987;
  --primary-soft: #e8faf0;
  --bg: #f5fbf7;
  --surface: #ffffff;
  --text: #1a2e22;
  --text-secondary: #6b7c72;
  --border: #dceee3;
  --max-width: 720px;
}

* {
  box-sizing: border-box;
}

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

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

a:hover {
  text-decoration: none;
}

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 20px;
}

.site-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 800;
  font-size: 1.1rem;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 900;
  font-size: 1rem;
}

.site-nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.site-nav a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.site-nav a[aria-current="page"] {
  color: var(--primary-dark);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 28px;
  margin-bottom: 24px;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: 2rem;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  gap: 14px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}

.card h2 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--text-secondary);
}

.legal h1 {
  margin: 0 0 8px;
  font-size: 2rem;
  letter-spacing: -0.03em;
}

.legal .updated {
  margin: 0 0 28px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.legal h2 {
  margin: 28px 0 10px;
  font-size: 1.2rem;
}

.legal p,
.legal li {
  color: var(--text);
}

.legal ul {
  padding-left: 1.25rem;
}

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px 40px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.site-footer a {
  font-weight: 600;
}