:root {
  --bg: #f4f7f3;
  --surface: #ffffff;
  --text: #1b2421;
  --muted: #5e6d66;
  --accent: #1f6f4a;
  --accent-soft: #d9efe3;
  --border: #d8e2dc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% -20%, #e4f5ec 0%, transparent 45%),
    radial-gradient(circle at 95% 120%, #d3ebde 0%, transparent 35%),
    var(--bg);
  line-height: 1.55;
}

.container {
  width: min(920px, 92vw);
  margin: 0 auto;
}

.site-header {
  padding: 56px 0 28px;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-weight: 700;
  color: var(--accent);
  font-size: 0.82rem;
}

h1 {
  margin: 10px 0 12px;
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  line-height: 1.1;
}

h2 {
  margin-top: 0;
  line-height: 1.2;
}

h3 {
  margin: 16px 0 8px;
  line-height: 1.25;
}

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

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin: 18px 0;
  box-shadow: 0 8px 25px rgba(19, 43, 31, 0.05);
}

a {
  color: var(--accent);
  text-decoration-thickness: 2px;
}

a:hover {
  text-decoration-color: transparent;
}

ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

ol {
  margin: 10px 0 0;
  padding-left: 22px;
}

li + li {
  margin-top: 4px;
}

.site-footer {
  margin-top: 34px;
  padding: 20px 0 36px;
  color: var(--muted);
}

.notice {
  background: var(--accent-soft);
  border: 1px solid #badfcb;
}