:root {
  --bg: #0f1419;
  --panel: #171d25;
  --ink: #e8eef5;
  --muted: #9aabbc;
  --line: #2a3544;
  --accent: #3d9cf0;
  --ok: #3ecf8e;
  --busy: #f0b429;
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1c3a5a 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #1a2f28 0%, transparent 50%),
    var(--bg);
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 85%, transparent);
  backdrop-filter: blur(8px);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.mark {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--muted);
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.lede {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.btn {
  appearance: none;
  border: 0;
  border-radius: 6px;
  padding: 0.55rem 0.95rem;
  background: var(--accent);
  color: #061018;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.hidden {
  display: none !important;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

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

tr:last-child td {
  border-bottom: 0;
}

.pill {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.pill.free {
  background: color-mix(in srgb, var(--ok) 22%, transparent);
  color: var(--ok);
}

.pill.leased {
  background: color-mix(in srgb, var(--busy) 22%, transparent);
  color: var(--busy);
}

.mono {
  font-family: var(--mono);
  font-size: 0.82rem;
}

.hint {
  color: #ff8f8f;
  margin-top: 1rem;
}

@media (max-width: 720px) {
  .top {
    flex-direction: column;
    align-items: flex-start;
  }
}