:root{--bg: #0f1419;--surface: #1a2332;--surface-hover: #243044;--border: #2d3a4f;--text: #e8edf4;--text-muted: #8b9cb3;--accent: #3b82f6;--accent-hover: #2563eb;--success: #22c55e;--danger: #ef4444;--radius: 12px;--shadow: 0 4px 24px rgba(0, 0, 0, .35);font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.5;color:var(--text);background:var(--bg)}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(59,130,246,.15),transparent),var(--bg)}.app{max-width:960px;margin:0 auto;padding:2rem 1.25rem 4rem}.header{text-align:center;margin-bottom:2.5rem}.header h1{margin:0 0 .5rem;font-size:clamp(1.75rem,4vw,2.25rem);font-weight:700;letter-spacing:-.02em}.header p{margin:0;color:var(--text-muted);font-size:1.05rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;margin-bottom:1.25rem;box-shadow:var(--shadow)}.card-title{margin:0 0 1rem;font-size:1rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:2.5rem 1.5rem;text-align:center;cursor:pointer;transition:border-color .2s,background .2s}.dropzone:hover,.dropzone.dragover{border-color:var(--accent);background:#3b82f60f}.dropzone input{display:none}.dropzone-label{display:block;cursor:pointer}.dropzone-icon{width:48px;height:48px;margin:0 auto 1rem;color:var(--accent)}.dropzone-text{font-size:1.05rem;margin-bottom:.35rem}.dropzone-hint{font-size:.875rem;color:var(--text-muted)}.toolbar{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;margin-bottom:1rem}.toolbar label{font-size:.875rem;color:var(--text-muted)}.toolbar select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:.5rem .75rem;font-size:.9rem;cursor:pointer}.image-list{display:flex;flex-direction:column;gap:.75rem;list-style:none;margin:0;padding:0}.image-item{display:flex;align-items:center;gap:1rem;padding:.75rem;background:var(--bg);border:1px solid var(--border);border-radius:10px;cursor:grab;transition:border-color .15s,transform .15s,opacity .15s}.image-item:active{cursor:grabbing}.image-item.dragging{opacity:.45;transform:scale(.98)}.image-item.drag-over{border-color:var(--accent);box-shadow:0 0 0 2px #3b82f640}.image-order{flex-shrink:0;width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;background:var(--accent);color:#fff;font-weight:700;font-size:.875rem;border-radius:8px}.image-thumb{width:64px;height:64px;object-fit:cover;border-radius:6px;flex-shrink:0;background:var(--surface)}.image-name{flex:1;min-width:0;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.image-actions{display:flex;gap:.35rem;flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.6rem 1.1rem;font-size:.9rem;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:background .15s,opacity .15s,transform .1s}.btn:active:not(:disabled){transform:scale(.98)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-icon{width:2.25rem;height:2.25rem;padding:0;background:var(--surface-hover);color:var(--text);border:1px solid var(--border)}.btn-icon:hover:not(:disabled){background:var(--border)}.btn-icon.danger:hover:not(:disabled){background:#ef444433;border-color:var(--danger);color:#fca5a5}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-success{background:var(--success);color:#fff}.btn-success:hover:not(:disabled){background:#16a34a}.actions-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}.progress-wrap{margin-top:1rem;display:none}.progress-wrap.visible{display:block}.progress-bar{height:6px;background:var(--border);border-radius:99px;overflow:hidden;margin-bottom:.5rem}.progress-fill{height:100%;background:var(--accent);border-radius:99px;transition:width .3s ease;width:0%}.progress-text{font-size:.875rem;color:var(--text-muted)}.preview-area{width:100%;min-height:220px;padding:1rem;font-family:Consolas,Cascadia Code,monospace;font-size:.875rem;line-height:1.6;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:10px;resize:vertical}.preview-area:disabled{opacity:.6;cursor:not-allowed}.preview-hint{margin:.5rem 0 0;font-size:.8rem;color:var(--text-muted)}.empty-state{text-align:center;padding:2rem 1rem;color:var(--text-muted);font-size:.95rem}.hidden{display:none!important}@media (max-width: 600px){.image-item{flex-wrap:wrap}.image-name{width:100%;order:3;padding-left:3rem}}