:root {
  --bg: oklch(0.09 0 0);
  --bg-elevated: oklch(0.12 0 0);
  --bg-muted: oklch(0.15 0 0);
  --fg: oklch(0.98 0 0);
  --fg-muted: oklch(0.65 0 0);
  --primary: oklch(0.65 0.25 320);
  --primary-hover: oklch(0.7 0.28 320);
  --accent: oklch(0.55 0.22 290);
  --border: oklch(0.22 0 0);
  --radius: 12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(1200px 700px at 90% -20%, color-mix(in oklab, var(--primary) 35%, transparent), transparent), var(--bg);
  color: var(--fg);
  min-height: 100vh;
}

.wrap {
  width: min(1120px, 92vw);
  margin: 0 auto;
  padding: 28px 0 48px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.title {
  font-size: 1.5rem;
  margin: 0;
}

.subtitle {
  margin: 6px 0 0;
  color: var(--fg-muted);
  font-size: 0.95rem;
}

.badge {
  border: 1px solid color-mix(in oklab, var(--primary) 45%, var(--border));
  color: var(--fg);
  background: color-mix(in oklab, var(--primary) 15%, transparent);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, color-mix(in oklab, var(--bg-elevated) 90%, transparent), var(--bg-elevated));
  padding: 16px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.card p {
  margin: 0 0 12px;
  color: var(--fg-muted);
  font-size: 0.92rem;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn {
  appearance: none;
  border: 1px solid var(--border);
  color: var(--fg);
  background: var(--bg-muted);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.86rem;
  text-decoration: none;
}

.btn.primary {
  border-color: color-mix(in oklab, var(--primary) 45%, var(--border));
  background: color-mix(in oklab, var(--primary) 20%, var(--bg-muted));
}

.btn:hover { transform: translateY(-1px); }

.kb {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 12px;
}

.col {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  min-height: 260px;
}

.col h4 {
  margin: 0;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.col ul {
  list-style: none;
  margin: 0;
  padding: 10px;
  display: grid;
  gap: 8px;
}

.col li {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-muted);
  padding: 9px;
  font-size: 0.87rem;
}

.input-row {
  display: flex;
  gap: 8px;
  margin: 10px;
}

.input-row input, .input-row select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--fg);
  border-radius: 8px;
  padding: 8px;
}

.footer {
  margin-top: 24px;
  color: var(--fg-muted);
  font-size: 0.82rem;
}

@media (max-width: 800px) {
  .kb { grid-template-columns: 1fr; }
}