:root {
  --bg: #0b1020;
  --card: #121a2b;
  --muted: #94a3b8;
  --text: #e5e7eb;
  --primary: #38bdf8;
  --accent: #22c55e;
  --warning: #f59e0b;
  --border: #1f2937;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
}

h1, h2, h3 { margin-top: 0; }
.muted { color: var(--muted); }

input, button, textarea, select {
  font: inherit;
}

input, textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  background: #0f172a;
  color: var(--text);
}

button {
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  background: var(--primary);
  color: #02111b;
  font-weight: 700;
  cursor: pointer;
}
button.secondary {
  background: #334155;
  color: var(--text);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.layout {
  display: grid;
  grid-template-columns: 38% 62%;
  gap: 16px;
  min-height: calc(100vh - 100px);
}

.left-panel, .right-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}

.chat-box {
  height: 58vh;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  background: #0f172a;
}

.msg {
  margin-bottom: 10px;
  padding: 10px;
  border-radius: 10px;
  line-height: 1.45;
  white-space: pre-wrap;
}
.msg.user {
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.35);
}
.msg.assistant {
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
}

.row { display: flex; gap: 10px; margin-top: 10px; }
.row > * { flex: 1; }

.badge {
  display: inline-block;
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
}

.image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.image-grid img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
}

a { color: var(--primary); }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}