:root {
  --bg: #0b1018;
  --panel: #141c28;
  --border: #2a3648;
  --text: #e8eef6;
  --muted: #9aa8bc;
  --accent: #3d9cf0;
  --accent-2: #f0a030;
  --ok: #3dba7a;
  --warn: #e67e22;
  --max: 820px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2a40 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.55;
}

a { color: var(--accent); }
a:hover { color: #7cbcf5; }

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
}

.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(11, 16, 24, 0.92);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.topnav .brand {
  font-weight: 650;
  letter-spacing: 0.02em;
  color: var(--muted);
  font-size: 0.9rem;
}

.topnav .dl {
  text-decoration: none;
  border: 1px solid var(--accent-2);
  color: var(--accent-2);
  border-radius: 6px;
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  font-weight: 600;
}
.topnav .dl:hover {
  background: rgba(240, 160, 48, 0.12);
  color: var(--accent-2);
}

.hero {
  padding: 2.2rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  margin: 0 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  color: var(--accent-2);
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: 1.2;
}

.lede {
  margin: 0 0 1.25rem;
  max-width: var(--max);
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--panel);
  border-radius: 8px;
  padding: 0.55rem 0.9rem;
  font-size: 0.92rem;
  font-weight: 600;
}
.btn:hover {
  border-color: var(--accent);
  color: var(--text);
}
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #041018;
}

.content {
  max-width: var(--max);
  padding-top: 0.5rem;
}

section {
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--border);
}

section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

section ul, section ol {
  margin: 0.4rem 0 0.8rem;
  padding-left: 1.25rem;
}

section li { margin: 0.3rem 0; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: #0f1722;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.05rem 0.35rem;
}

.codeblock {
  margin: 0.75rem 0;
  padding: 0.9rem 1rem;
  background: #0f1722;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.45;
  color: #d5e2f2;
}

.note {
  color: var(--muted);
  font-size: 0.92rem;
  border-left: 3px solid var(--accent);
  padding-left: 0.75rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  vertical-align: top;
  padding: 0.55rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

th { color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }

.card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}

.card .muted {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.warn { color: var(--warn); font-weight: 600; }

.ok { color: var(--ok); }
.todo { color: var(--accent-2); }

.page-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .topnav .brand { display: none; }
  .hero-actions .btn { width: 100%; text-align: center; }
}