:root {
  --bg: #0b1020;
  --panel: #121a2f;
  --panel2: #18223c;
  --text: #e8eefc;
  --muted: #9aa8c7;
  --accent: #5b8cff;
  --ok: #3ecf8e;
  --warn: #f0b429;
  --border: #2a3555;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: var(--sans); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 28px 20px 64px; }
header.hero { margin-bottom: 28px; }
header.hero h1 { margin: 0 0 8px; font-size: 1.85rem; letter-spacing: -0.02em; }
header.hero p { margin: 0; color: var(--muted); line-height: 1.5; max-width: 62ch; }
.banner {
  margin: 18px 0 24px; padding: 12px 14px; border: 1px solid var(--border);
  border-radius: 10px; background: var(--panel2); color: var(--muted); font-size: 0.92rem;
}
.banner strong { color: var(--text); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 16px; display: flex; flex-direction: column; gap: 10px; cursor: pointer;
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover { border-color: var(--accent); transform: translateY(-1px); }
.card h2 { margin: 0; font-size: 1.15rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; line-height: 1.45; flex: 1; }
.badge {
  display: inline-block; font-size: 0.72rem; font-weight: 600; letter-spacing: .02em;
  padding: 3px 8px; border-radius: 999px; border: 1px solid var(--border);
}
.badge.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--border)); }
.badge.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }
section { margin-top: 36px; }
section h3 { margin: 0 0 12px; font-size: 1.1rem; }
.endpoints, .tools { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; background: var(--panel2); }
td code, .mono { font-family: var(--mono); font-size: 0.85rem; }
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.55); display: none;
  align-items: flex-start; justify-content: center; padding: 40px 16px; z-index: 40; overflow: auto;
}
.modal-backdrop.open { display: flex; }
.modal {
  width: min(720px, 100%); background: var(--panel); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px; position: relative;
}
.modal h2 { margin: 0 28px 8px 0; }
.modal .close {
  position: absolute; top: 12px; right: 12px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--text); border-radius: 8px; width: 32px; height: 32px; cursor: pointer;
}
.modal ol { margin: 12px 0; padding-left: 1.2rem; color: var(--muted); }
.modal li { margin: 8px 0; line-height: 1.45; }
.modal li strong { color: var(--text); }
.modal .one-liner {
  margin-top: 14px; padding: 12px; border-radius: 10px; background: var(--panel2);
  border: 1px dashed var(--border); font-family: var(--mono); font-size: 0.82rem; color: var(--text);
}
footer { margin-top: 40px; color: var(--muted); font-size: 0.85rem; }