:root {
  --bg: #0b1021;
  --card: #11172b;
  --border: #1f2a44;
  --muted: #9aa6c4;
  --text: #f3f6ff;
  --accent: #7c5dff;
  --accent-2: #22d3ee;
}

* { box-sizing: border-box; }
body { font-family: 'Inter', system-ui, -apple-system, sans-serif; background: radial-gradient(circle at 20% 20%, rgba(124,93,255,0.08), transparent 30%), radial-gradient(circle at 80% 0%, rgba(34,211,238,0.08), transparent 25%), var(--bg); color: var(--text); margin: 0; padding: 20px; }
.app { max-width: 1400px; margin: 0 auto; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; }
.topbar h1 { margin: 0; font-size: 24px; }
.topbar p { margin: 4px 0 0; color: var(--muted); }
.status { padding: 8px 12px; border-radius: 8px; background: rgba(34,211,238,0.1); color: #22d3ee; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
section { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 16px; box-shadow: 0 15px 40px rgba(0,0,0,0.28); }
h2 { margin: 0 0 12px; font-size: 18px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); }
input, select, textarea, button { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: #0d1323; color: var(--text); }
textarea { min-height: 80px; resize: vertical; }
button { cursor: pointer; font-weight: 600; border: none; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #0b0d11; }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
button:hover { filter: brightness(1.05); }
.stack { display: flex; flex-direction: column; gap: 10px; }
.row { display: flex; gap: 8px; }
.muted { color: var(--muted); font-size: 13px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 8px; }
.card { padding: 10px; border-radius: 10px; background: #0d1323; border: 1px solid var(--border); }
.actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
pre { background: #0d1323; border: 1px solid var(--border); border-radius: 12px; padding: 10px; max-height: 260px; overflow: auto; color: var(--muted); }
.toast { position: fixed; bottom: 24px; right: 24px; background: #0d1323; border: 1px solid var(--border); padding: 12px 16px; border-radius: 10px; box-shadow: 0 12px 28px rgba(0,0,0,0.4); }
.hidden { display: none; }