:root{--bg:#07111c;--card:#0d1a25;--text:#f4f7fa;--muted:#91a3b4;--line:#203241;--accent:#55b6ff;--green:#4de36b}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,#07111c,#0a1520);color:var(--text)}body{padding:24px}.wrap{width:min(920px,100%);margin:0 auto}.hero{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.brand{font-size:30px;font-weight:900;letter-spacing:-.04em}.sub{margin-top:5px;color:var(--muted);font-size:13px}.badge{padding:8px 12px;border-radius:999px;background:#10241c;color:var(--green);border:1px solid #275e3a;font-size:12px;font-weight:800}.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 24px 70px rgba(0,0,0,.2)}.drop{min-height:180px;border:1.5px dashed #39516a;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:22px;cursor:pointer;background:#0a1621}.drop:hover{border-color:var(--accent)}.drop input{width:100%;margin-bottom:14px}.dropTitle{font-size:18px;font-weight:800}.dropHint{margin-top:5px;color:var(--muted);font-size:12px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}label{color:#c5d2dd;font-size:12px;font-weight:700}select,input[type=number]{width:100%;margin-top:7px;min-height:46px;border-radius:13px;border:1px solid var(--line);background:#091520;color:var(--text);padding:10px 12px;outline:none}select:focus,input:focus{border-color:var(--accent)}.packs{display:flex;flex-wrap:wrap;gap:18px;margin:18px 0;padding:14px;border-radius:14px;background:#0a1621;border:1px solid var(--line)}.packs label{display:flex;align-items:center;gap:8px}.btn{width:100%;min-height:50px;border:0;border-radius:15px;background:linear-gradient(135deg,#4d8cff,#6d5df3);color:#fff;font-weight:900;font-size:15px;cursor:pointer}.btn:active{transform:scale(.99)}.foot{text-align:center;color:#607486;font-size:10px;margin-top:18px}@media(max-width:640px){body{padding:14px}.grid{grid-template-columns:1fr}.brand{font-size:24px}}


/* IMAGE PREVIEW */
.previewSection{
  margin-top:18px;
  border:1px solid var(--line);
  border-radius:18px;
  padding:16px;
  background:#091520;
}

.previewHead{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}

.previewTitle{
  font-size:15px;
  font-weight:900;
}

.previewSub{
  margin-top:3px;
  color:var(--muted);
  font-size:11px;
}

.clearBtn{
  border:1px solid var(--line);
  border-radius:10px;
  background:#0d1a25;
  color:#c5d2dd;
  padding:8px 11px;
  font-size:11px;
  font-weight:800;
  cursor:pointer;
}

.previewGrid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}

.previewCard{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:14px;
  background:#0d1a25;
}

.previewImageWrap{
  aspect-ratio:1 / 1;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#08131d;
  overflow:hidden;
}

.previewImage{
  width:100%;
  height:100%;
  object-fit:contain;
  display:block;
}

.previewMeta{
  padding:10px;
}

.previewName{
  font-size:11px;
  font-weight:900;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.previewInfo{
  margin-top:5px;
  color:var(--muted);
  font-size:10px;
  line-height:1.4;
}

.drop.dragging{
  border-color:var(--green);
  background:#0d2018;
}

@media(max-width:760px){
  .previewGrid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media(max-width:460px){
  .previewGrid{
    grid-template-columns:1fr;
  }
}