:root {
  color-scheme: dark;
  --bg: #0b1220;
  --bg-elevated: #111a2b;
  --bg-card: #162033;
  --border: rgba(148, 163, 184, 0.2);
  --text: #e5eefc;
  --muted: #93a4bd;
  --accent: #22d3ee;
  --accent-soft: rgba(34, 211, 238, 0.12);
  --success: #34d399;
  --shadow: 0 16px 40px rgba(2, 8, 23, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(34, 211, 238, 0.08), transparent 30%),
    linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.6;
}

img {
  max-width: 100%;
}

.container {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  padding: 4.5rem 0 2rem;
}

.brand-row,
.footer-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0.75rem;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.05;
}

.subtitle {
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 1.1rem;
}

.intro {
  max-width: 48rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.8);
  color: var(--text);
  white-space: nowrap;
}

.status-dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0.2rem rgba(52, 211, 153, 0.15);
}

.section {
  padding: 1rem 0 2rem;
}

.section-title {
  margin-bottom: 1.25rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  padding: 1.4rem;
  background: linear-gradient(180deg, rgba(22, 32, 51, 0.95), rgba(15, 23, 42, 0.95));
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.status-grid {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.status-grid dt {
  color: var(--muted);
  font-size: 0.92rem;
}

.status-grid dd {
  margin: 0.3rem 0 0;
  font-weight: 600;
}

.endpoint-list {
  margin: 0;
  padding-left: 1.25rem;
}

.endpoint-list li + li {
  margin-top: 0.85rem;
}

code {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 0.5rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.95rem;
}

.feature-card p,
.site-footer p {
  color: var(--muted);
}

.site-footer {
  padding: 1rem 0 2.5rem;
}

@media (max-width: 840px) {
  .grid-2,
  .grid-4,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .brand-row,
  .footer-row {
    flex-direction: column;
  }

  .site-header {
    padding-top: 3rem;
  }
}