:root {
  --bg: #f6f7f4;
  --surface: #ffffff;
  --text: #171d1a;
  --muted: #56605a;
  --accent: #1d6b45;
  --accent-strong: #145031;
  --border: #d8ddd7;
  --shadow: 0 10px 24px rgba(20, 37, 27, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", "Noto Sans", "Helvetica Neue", sans-serif;
  background:
    radial-gradient(circle at 20% 0%, #e9f2eb 0%, transparent 45%),
    linear-gradient(180deg, #f8faf7 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(960px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(6px);
  background: rgba(248, 250, 247, 0.88);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  min-height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
}

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

.hero {
  padding: 4.5rem 0 3rem;
}

.hero-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.4rem;
  box-shadow: var(--shadow);
}

.kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2 {
  line-height: 1.2;
}

h1 {
  margin: 0.6rem 0 1rem;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

h2 {
  margin-top: 2rem;
}

.lede {
  color: var(--muted);
  max-width: 62ch;
}

.actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.65rem 1rem;
  border-radius: 10px;
  font-weight: 600;
  background: #fff;
}

.button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.button:hover {
  transform: translateY(-1px);
}

.section {
  padding: 1rem 0 3rem;
}

.policy {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  box-shadow: var(--shadow);
  margin-top: 2rem;
}

.policy ul {
  padding-left: 1.2rem;
}

.effective-date {
  color: var(--muted);
}

.note {
  margin-top: 2rem;
  padding: 0.8rem 1rem;
  border-left: 4px solid var(--accent);
  background: #f1f7f3;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.2rem 0 2.2rem;
  color: var(--muted);
}

@media (max-width: 640px) {
  .hero {
    padding-top: 2.8rem;
  }

  .hero-content,
  .policy {
    padding: 1.2rem;
  }
}