.drop-zone-overlay{position:absolute;inset:0;background:var(--color-info-bg);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;border-radius:12px;border:3px dashed var(--color-border-subtle);margin:8px;color:var(--color-text-primary);pointer-events:none;animation:fadeIn .2s ease-out}.drop-zone-content{text-align:center}.drop-zone-content p{font-size:1.25rem;font-weight:600;margin:1rem 0 .5rem}.optimization-note{font-size:.875rem;opacity:.8}.pulse-icon{animation:pulse 2s infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse{0%{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.7}to{transform:scale(1);opacity:1}}