:root {
  --bg: #0f1115;
  --panel: #151820;
  --panel-2: #11141a;
  --text: #e8eef5;
  --muted: #a8b3c2;
  --danger: #ff6b6b;
  --info: #5aa9e6;
  --teal: #2dd4bf;
  --teal-2: #20b2a9;
  --border: #222634;
  --focus: #9fe8df;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: linear-gradient(180deg, var(--bg) 0%, #0b0d12 100%);
  color: var(--text);
}

.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: rgba(15,17,21,0.85); backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { font-size: 18px; margin: 0; font-weight: 600; letter-spacing: 0.2px; }
.logo { filter: drop-shadow(0 2px 8px rgba(45,212,191,0.25)); }
.quota { color: var(--muted); font-size: 14px; }

.banner {
  margin: 12px 20px; padding: 12px 14px; border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
  border-radius: 8px; color: var(--muted);
}

.alert { margin: 12px 20px; padding: 12px 14px; border-radius: 8px; }
.alert.error { border: 1px solid #632a2a; background: #2a1416; color: #f9c2c2; }
.alert.info { border: 1px solid #244a66; background: #14212a; color: #bfe2ff; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 16px 20px; }
.panel { background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%); border: 1px solid var(--border); border-radius: 10px; padding: 16px; min-height: 300px; }

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.field label { font-weight: 600; font-size: 14px; color: var(--text); }
.field .hint { color: var(--muted); font-size: 12px; }

textarea, input[type="text"], input[type="number"], select {
  width: 100%; padding: 10px 12px; border-radius: 8px;
  border: 1px solid var(--border); background: #0c0f14; color: var(--text);
}
textarea:focus, input:focus, select:focus {
  outline: 2px solid var(--focus); border-color: var(--focus);
}

.cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.checkbox { display: flex; align-items: center; gap: 8px; margin: 10px 0 16px; }
.checkbox input { width: 18px; height: 18px; }

.actions { display: flex; gap: 10px; }
.btn {
  appearance: none; border: 1px solid var(--border); background: #0e1218; color: var(--text);
  padding: 10px 14px; border-radius: 8px; cursor: pointer; transition: transform .04s ease, border-color .2s ease, background .2s ease;
}
.btn:hover { border-color: #2a2f40; }
.btn:active { transform: translateY(1px); }
.btn.primary { background: linear-gradient(180deg, var(--teal), var(--teal-2)); color: #0b0d12; border: none; font-weight: 700; }

.footnote { margin-top: 12px; color: var(--muted); font-size: 12px; }

.empty { color: var(--muted); text-align: center; padding: 40px 0; }

.cards { display: grid; gap: 12px; }
.card { border: 1px solid var(--border); border-radius: 10px; padding: 12px; background: #0e1219; }
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.card h3 { margin: 0; font-size: 15px; letter-spacing: .2px; }
.icon { font-size: 12px; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--border); background: #0d1117; color: var(--text); cursor: pointer; }
.icon:hover { border-color: #2a2f40; }

.bullets { margin: 8px 0 0 18px; padding: 0; }
.bullets li { margin: 6px 0; }
.muted { color: var(--muted); }

.meta { display: flex; gap: 8px; margin-top: 10px; }
.tag { padding: 4px 8px; border-radius: 999px; background: #0c1016; border: 1px solid var(--border); color: var(--muted); font-size: 12px; }

.exports { margin-top: 12px; display: flex; gap: 8px; }

.app-footer { padding: 20px; text-align: center; color: var(--muted); border-top: 1px solid var(--border); margin-top: 10px; }

.toast { position: fixed; bottom: 16px; right: 16px; background: #0c1016; color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; opacity: 0; transform: translateY(10px); transition: all .2s ease; }
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .split { grid-template-columns: 1fr; }
}