:root{
  --accent: #9b1623;
  --bg: #fafafa;
  --panel: #fff;
  --muted: #666;
  --maxw: 1200px;
  --doc-border: #990e1b;
}

*{box-sizing:border-box;font-family:Inter, "Segoe UI", Roboto, Arial, sans-serif}
body{margin:0;background:var(--bg);color:#111;display:flex;justify-content:center;padding:18px}
.app{width:100%;max-width:var(--maxw);}

header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
header h1{margin:0;font-size:18px}
.controls-top{display:flex;gap:8px;align-items:center}
.controls-top button{background:var(--accent);color:#fff;border:none;padding:8px 12px;border-radius:6px;cursor:pointer}
.controls-top .note{font-size:12px;color:var(--muted);margin-left:12px}

main{display:grid;grid-template-columns:340px 1fr;gap:16px}
.editor{background:var(--panel);padding:14px;border-radius:10px;box-shadow:0 6px 18px rgba(0,0,0,0.06)}
.editor h2{margin-top:0}
.editor label{display:block;margin:8px 0;font-size:13px;color:#222}
.editor input[type="text"], .editor input[type="date"], .editor input[type="number"], .editor select, .editor input[type="file"] {
  width:100%;padding:8px;border:1px solid #ddd;border-radius:6px;margin-top:6px;font-size:14px;
}
.two-cols{display:flex;gap:8px}
.two-cols label{flex:1}
.preview{background:var(--panel);padding:14px;border-radius:10px;box-shadow:0 6px 18px rgba(0,0,0,0.06)}
.canvas-wrap{border:1px solid #eee;padding:10px;background:#fff;display:flex;justify-content:center;align-items:center}
canvas{max-width:100%;height:auto;border:1px solid #dcdcdc}

.text-outputs{margin-top:12px;font-size:14px;color:var(--muted)}

footer{margin-top:12px;text-align:center;color:var(--muted);font-size:12px}

.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.35);align-items:center;justify-content:center}
.modal.show{display:flex}
.modal-content{background:#fff;padding:18px;border-radius:8px;width:360px;box-shadow:0 8px 32px rgba(0,0,0,0.2)}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:12px}
.modal-actions button{padding:8px 12px;border-radius:6px;border:none;cursor:pointer}
.modal-actions #modalYes{background:var(--accent);color:#fff}
.modal-actions #modalNo{background:#eee}

.hint{display:block;margin-top:10px;color:var(--muted);font-size:12px}
.preview-options{margin-top:8px}

/* small responsive adjustments */
@media (max-width: 900px){
  main{grid-template-columns:1fr; }
}