:root{--bg-deep:#f6f8fb;--bg-surface:#0000000a;--bg-card:#fff;--bg-card-hover:#f8fafd;--bg-elevated:#f0f3f8;--border:#0000001a;--border-subtle:#0000000f;--text-primary:#111827;--text-secondary:#5f6b7d;--text-muted:#8a96a8;--accent:#3b82f6;--accent-glow:#3b82f61f;--accent-soft:#10b981;--green:#10b981;--green-glow:#10b9811f;--amber:#f59e0b;--amber-glow:#f59e0b21;--red:#ef4444;--red-glow:#ef44441f;--blue:#38bdf8;--blue-glow:#38bdf824;--gradient-accent:linear-gradient(135deg, #3b82f6, #10b981);--radius:16px;--radius-sm:10px;--radius-pill:9999px;--transition:.2s 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6px;font-size:10px;position:absolute;bottom:4px;left:50%;transform:translate(-50%)}.product-image-thumb-wrap{position:relative}.product-image-actions{justify-content:center;gap:4px;margin-top:4px;display:flex}.pi-action-btn{cursor:pointer;background:var(--bg-surface);color:var(--text-secondary);border:none;border-radius:4px;align-items:center;gap:2px;padding:2px 6px;font-size:11px;transition:background .15s,opacity .15s;display:flex}.pi-action-btn:disabled{opacity:.3;cursor:not-allowed}.pi-action-btn.pi-replace:hover:not(:disabled){background:var(--accent);color:#0a0a0a}.pi-action-btn.pi-delete:hover:not(:disabled){background:var(--red);color:#0a0a0a}.product-image-add{border:2px dashed var(--border);cursor:pointer;width:72px;height:72px;color:var(--text-secondary);background:0 0;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-size:11px;transition:border-color .15s,background .15s;display:flex}.product-image-add:hover:not(:disabled){border-color:var(--accent);background:#559cff0d}.product-image-add:disabled{opacity:.3;cursor:not-allowed}.video-script-block{border:1px solid var(--border-subtle);background:#ffffff08;border-radius:8px;margin-top:14px;padding:12px 14px}.video-script-label{color:var(--text-secondary);margin-bottom:6px;font-size:12px;font-weight:500}.video-script-text{color:var(--text-primary);white-space:pre-wrap;word-break:break-word;font-size:13px;line-height:1.65}.text-overlay-editor{border-top:1px solid var(--border-subtle);margin-top:14px;padding-top:10px}.text-overlay-head{color:var(--text-secondary);justify-content:space-between;align-items:center;margin-bottom:8px;font-size:13px;font-weight:700;display:flex}.overlay-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);margin-bottom:6px;transition:border-color .15s;overflow:hidden}.overlay-card:hover{border-color:#ffffff2e}.overlay-card.editing{border-color:var(--accent);background:#ffffff12;padding:10px}.overlay-preview{cursor:pointer;align-items:center;gap:8px;padding:7px 10px;display:flex}.overlay-index{color:var(--accent);min-width:22px;font-size:12px;font-weight:700}.overlay-text-preview{text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13px;overflow:hidden}.overlay-time{color:var(--text-muted);white-space:nowrap;font-size:11px}.badge-sm{border-radius:var(--radius-pill);background:var(--bg-surface);color:var(--text-secondary);border:1px solid var(--border-subtle);white-space:nowrap;padding:2px 8px;font-size:10px}.overlay-form-row{flex-direction:column;gap:4px;margin-bottom:8px;display:flex}.overlay-form-row label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.03em;font-size:11px;font-weight:700}.overlay-form-row.dual{grid-template-columns:1fr 1fr;gap:10px;display:grid}.overlay-form-row .input,.overlay-form-row .select{width:100%;padding:6px 10px;font-size:13px}.overlay-form-row input[type=color]{cursor:pointer;border:1px solid var(--border);background:0 0;border-radius:6px;height:36px;padding:2px}.overlay-form-row input[type=checkbox]{accent-color:var(--accent)}@media (width<=860px){.app-layout{grid-template-columns:1fr}.sidebar{display:none}.main-content{padding:20px}.brief-grid,.grid-2,.grid-3{grid-template-columns:1fr}}