:root {
  --bg: #f8fafc;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #dbe3ef;
  --panel: #ffffff;
  --accent: #14b8a6;
  --blue: #2563eb;
  --green: #047857;
  --amber: #b45309;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: inherit; text-decoration: none; }

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 760;
}

.mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  font-weight: 800;
}

.navlinks {
  display: flex;
  gap: 16px;
  color: var(--muted);
  font-size: 14px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
  gap: 36px;
  align-items: center;
  padding: 56px 0 42px;
}

.eyebrow {
  color: #0f766e;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(40px, 6vw, 76px);
  line-height: .95;
  margin: 14px 0 18px;
}

h2 { font-size: 30px; margin: 0 0 14px; }
h3 { margin: 0 0 8px; }

.lead {
  color: #334155;
  font-size: 18px;
  line-height: 1.6;
  max-width: 780px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 11px 14px;
  font-weight: 700;
}

.btn.primary {
  background: var(--ink);
  color: white;
  border-color: var(--ink);
}

.section { padding: 42px 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.stack {
  display: grid;
  gap: 16px;
}

.status {
  border-radius: 8px;
  padding: 12px 14px;
  font-weight: 700;
}

.ok { background: #ecfdf5; color: var(--green); }
.warn { background: #fffbeb; color: var(--amber); }

.metric {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
}

.metric strong {
  font-size: 28px;
}

li { margin: 8px 0; color: #334155; }
p { line-height: 1.6; color: #334155; }

@media (max-width: 860px) {
  .hero, .grid, .split {
    grid-template-columns: 1fr;
  }
  .nav {
    align-items: flex-start;
  }
  .navlinks {
    display: none;
  }
}