:root{--line:#1f2937;--panel:#0f172a;--bg:#0b1220;--ink:#e5e7eb;--muted:#94a3b8;}
*{box-sizing:border-box}
body .iod-wrap{width:min(1100px,100%);display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px auto}
@media (max-width:980px){body .iod-wrap{grid-template-columns:1fr}}
.panel{background:linear-gradient(180deg,#0f172a,#0d1526);border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 30px rgba(0,0,0,.35);padding:16px}
.panel h1{font-size:18px;margin:0 0 10px;color:#e5e7eb}
label{font-size:12px;color:#cbd5e1;display:block;margin-bottom:6px}
input[type=\"file\"],input[type=\"text\"],input[type=\"number\"],input[type=\"color\"],input[type=\"email\"],select{
  background:#0b1220;border:1px solid #1f2937;color:#e5e7eb;padding:10px 12px;border-radius:12px;outline:0;width:100%}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
button{border:0;border-radius:12px;padding:10px 14px;font-weight:650;letter-spacing:.2px;cursor:pointer}
.primary{background:linear-gradient(180deg,#6366f1,#4f46e5);color:white}
.ghost{background:#0b1220;border:1px solid #1f2937;color:#e5e7eb}
.hint{font-size:12px;color:#94a3b8}
canvas{width:100%;height:auto;border-radius:14px;border:1px solid #1f2937;background:#0b1220}
.seg{border-top:1px dashed #334155;margin:10px 0;padding-top:10px}
#dbg{font-size:12px;color:#a7f3d0;margin-top:8px;white-space:pre-wrap}
.iod-alert{background:#fff4e5;border-left:4px solid #ff9800;padding:12px 14px;border-radius:8px;color:#111}
#iodDesignSelect{min-width:220px}