/* Styles simples et responsives pour CréaBij */
:root {
  --bg: #0f172a;
  --panel: #111827;
  --muted: #94a3b8;
  --text: #e5e7eb;
  --accent: #f59e0b;
  --accent-2: #fbbf24;
  --ok: #10b981;
  --err: #ef4444;
  --border: #1f2937;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
header {
  background: linear-gradient(90deg, #1f2937, #0f172a);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav a {
  color: var(--text);
  text-decoration: none;
  margin-left: 16px;
  padding: 8px 10px;
  border-radius: 8px;
}
.nav a.active, .nav a:hover {
  background: #1f2937;
}
main { max-width: 1100px; margin: 20px auto; padding: 0 20px; }
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
}
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
}
label { display: block; font-size: 14px; color: var(--muted); margin-bottom: 6px; }
input[type="text"], input[type="number"], textarea, select {
  width: 100%;
  background: #0b1220;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}
input::placeholder, textarea::placeholder { color: #6b7280; }
fieldset { border: 1px dashed var(--border); border-radius: 10px; padding: 10px 12px; }
legend { color: var(--muted); }
.btns { display: flex; gap: 10px; flex-wrap: wrap; }
button, .btn {
  appearance: none; border: 0; cursor: pointer;
  background: var(--accent);
  color: #1f2937;
  font-weight: 600;
  padding: 10px 14px; border-radius: 10px;
}
button.secondary { background: #374151; color: var(--text); }
button:hover { background: var(--accent-2); }
.table-like { width: 100%; border-collapse: collapse; margin-top: 12px; }
.table-like th, .table-like td { border-bottom: 1px solid var(--border); padding: 10px; text-align: left; }
.table-like th { color: var(--muted); font-weight: 500; }
.kpi { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; }
.kpi .item { background: #0b1220; border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.kpi .item h4 { margin: 0 0 4px 0; font-size: 13px; color: var(--muted); }
.kpi .item p { margin: 0; font-weight: 700; }
.error { color: var(--err); margin: 4px 0 0 0; font-size: 13px; }
hr.sep { border: none; border-top: 1px solid var(--border); margin: 14px 0; }
.img-preview { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border: 1px solid var(--border); border-radius: 12px; background: #0b1220; }
small.muted { color: var(--muted); }
footer { max-width: 1100px; margin: 30px auto; padding: 0 20px; color: var(--muted); }