:root {
  color-scheme: light;
  --bg: #f4f8f7;
  --surface: #ffffff;
  --text: #10201d;
  --text-secondary: #5f736f;
  --accent: #0f766e;
  --accent-light: #14b8a6;
  --border: #e2ece9;
  --shadow: 0 12px 40px rgba(13, 148, 136, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  margin: 0;
  padding: 24px 16px 48px;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
}

header {
  margin-bottom: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-decoration: none;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.1rem);
  line-height: 1.2;
  margin: 12px 0 8px;
}

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

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 1.05rem;
  margin: 0 0 10px;
}

.card p,
.card li {
  color: var(--text-secondary);
  margin: 0 0 10px;
}

.card p:last-child,
.card li:last-child {
  margin-bottom: 0;
}

.card ul {
  margin: 0;
  padding-left: 1.25rem;
}

footer {
  margin-top: 28px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

footer a {
  color: var(--accent);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 16px;
}

.nav-links a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.nav-links a:hover {
  text-decoration: underline;
}