:root {
  --bg: #f7faf8;
  --surface: #ffffff;
  --text: #0f1f17;
  --muted: #5b6b63;
  --border: #e3ebe6;
  --accent: #10a36b;
  --accent-soft: #e7f6ef;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1411;
    --surface: #141d19;
    --text: #e8f0ec;
    --muted: #9aaba3;
    --border: #23302a;
    --accent: #34c48b;
    --accent-soft: #16291f;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

.site-header {
  position: sticky;
  top: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  z-index: 1;
}
.site-header .wrap { height: 60px; display: flex; align-items: center; }

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; }
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.hero { padding: 56px 0 28px; }
.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
h1 { margin: 0 0 14px; font-size: clamp(34px, 6vw, 46px); line-height: 1.1; letter-spacing: -0.03em; }
.lead { margin: 0 0 12px; font-size: 18px; color: var(--muted); }
.meta { margin: 0; font-size: 14px; color: var(--muted); }

.toc { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 36px; }
.toc a {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.15s, border-color 0.15s;
}
.toc a:hover { color: var(--accent); border-color: var(--accent); }

section { margin: 0 0 40px; scroll-margin-top: 80px; }
h2 { margin: 0 0 12px; font-size: 22px; letter-spacing: -0.02em; }
p { margin: 0 0 14px; }
a { color: var(--accent); }

.card {
  padding: 24px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.highlight { background: var(--accent-soft); border-color: transparent; }

.checks { margin: 0; padding: 0; list-style: none; }
.checks li { position: relative; padding-left: 30px; margin: 8px 0; }
.checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  line-height: 20px;
  text-align: center;
}

.table {
  margin: 0 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
.row {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 16px;
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  font-size: 15px;
}
.row span:first-child { font-weight: 600; }
.row span:last-child { color: var(--muted); }
.row.head {
  border-top: 0;
  background: var(--bg);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.row.head span { color: var(--muted); }

.contact { text-align: center; }
.button {
  display: inline-block;
  margin-top: 4px;
  padding: 11px 20px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}
.button:hover { filter: brightness(1.05); }

.site-footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 560px) {
  .hero { padding-top: 40px; }
  .row { grid-template-columns: 1fr; gap: 4px; }
  .card { padding: 20px; }
}