.mc-cover-modal{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:999999;background:var(--mc-canvas-bg, #e8e8e8);display:flex;flex-direction:column;font-family:var(--mc-font, "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);color:var(--mc-text, #263238);overflow:hidden}html.admin-bar .mc-cover-modal{top:32px;height:calc(100vh - 32px)}body.mc-cover-open{overflow:hidden!important}.mc-cover-toolbar{height:52px;background:var(--mc-topbar-bg, #263238);display:flex;align-items:center;justify-content:space-between;padding:0 16px;flex-shrink:0;gap:12px}.mc-cover-toolbar-left,.mc-cover-toolbar-center,.mc-cover-toolbar-right{display:flex;align-items:center;gap:12px}.mc-cover-toolbar-left{flex:1}.mc-cover-toolbar-right{flex:1;justify-content:flex-end}.mc-cover-title{color:#fff;font-size:15px;font-weight:600;letter-spacing:.3px}.mc-cover-spine-readout{margin-left:12px;padding:2px 10px;border-radius:12px;background:#ffffff1f;color:#e8e8e8;font-size:12px;font-weight:500;white-space:nowrap}.mc-cover-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border:1px solid rgba(255,255,255,.2);border-radius:var(--mc-radius, 6px);background:transparent;color:#fff;font-size:13px;cursor:pointer;transition:background .15s,border-color .15s;white-space:nowrap;font-family:inherit}.mc-cover-btn:hover{background:#ffffff1a;border-color:#ffffff59}.mc-cover-btn svg{width:16px;height:16px;flex-shrink:0}.mc-cover-btn-back{border-color:transparent;padding-left:8px}.mc-cover-btn-back:hover{background:#ffffff14}.mc-cover-btn-primary{background:var(--mc-primary, #2196F3);border-color:var(--mc-primary, #2196F3);font-weight:500}.mc-cover-btn-primary:hover{background:var(--mc-primary-dark, #1976D2);border-color:var(--mc-primary-dark, #1976D2)}.mc-cover-btn-small{padding:4px 10px;font-size:12px}.mc-cover-color-label{display:inline-flex;align-items:center;gap:6px;color:#ffffffb3;font-size:12px;cursor:pointer}.mc-cover-color-input{width:28px;height:28px;border:2px solid rgba(255,255,255,.3);border-radius:4px;padding:0;cursor:pointer;background:none}.mc-cover-color-input::-webkit-color-swatch-wrapper{padding:2px}.mc-cover-color-input::-webkit-color-swatch{border:none;border-radius:2px}.mc-cover-type-selector{display:flex;background:#ffffff1a;border-radius:var(--mc-radius, 6px);overflow:hidden}.mc-cover-type-btn{padding:5px 16px;border:none;background:transparent;color:#fff9;font-size:12px;font-weight:500;cursor:pointer;transition:background .15s,color .15s;font-family:inherit}.mc-cover-type-btn:hover{color:#ffffffd9}.mc-cover-type-btn.active{background:var(--mc-primary, #2196F3);color:#fff}.mc-cover-actions-bar{display:flex;align-items:center;gap:6px;padding:8px 16px;background:#fff;border-bottom:1px solid var(--mc-border, #e0e0e0);flex-shrink:0;flex-wrap:wrap}.mc-cover-action-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border:1px solid var(--mc-border, #e0e0e0);border-radius:var(--mc-radius, 6px);background:#fff;color:var(--mc-text, #263238);font-size:12px;cursor:pointer;transition:background .15s,border-color .15s;font-family:inherit;white-space:nowrap}.mc-cover-action-btn:hover{background:#f5f5f5;border-color:#bbb}.mc-cover-action-btn svg{width:14px;height:14px;flex-shrink:0}.mc-cover-action-danger{color:var(--mc-danger, #f44336);border-color:#f443364d}.mc-cover-action-danger:hover{background:#f443360f;border-color:#f4433680}.mc-cover-canvas-area{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden;background:#545454;padding:30px 20px 20px}.mc-cover-canvas-wrap{position:relative;display:inline-block;box-shadow:0 4px 24px #0000004d;border-radius:2px;overflow:visible}.mc-cover-canvas-wrap canvas{display:block}.mc-cover-canvas-wrap.mc-cover-hardcover{box-shadow:0 2px 4px #00000026,0 6px 20px #00000040,0 0 0 3px #0000001f;border-radius:3px}.mc-cover-canvas-wrap.mc-cover-softcover{box-shadow:0 2px 8px #00000026,0 4px 16px #0000001a;border-radius:1px}.mc-cover-labels{position:absolute;top:6px;left:50%;transform:translate(-50%);display:flex;pointer-events:none;z-index:10}.mc-cover-label{position:absolute;top:0;text-align:center;font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:#ffffffb3;background:#00000059;padding:2px 8px;border-radius:3px;white-space:nowrap;pointer-events:none}.mc-cover-canvas-area .mc-cover-labels{position:relative;top:auto;left:auto;transform:none;margin-bottom:8px;display:flex;flex-direction:row}.mc-cover-canvas-area .mc-cover-label{position:relative;left:auto;display:flex;align-items:center;justify-content:center;box-sizing:border-box}.mc-cover-section-divider{position:absolute;top:0;bottom:0;width:1px;border-left:1px dashed rgba(255,0,0,.5);pointer-events:none;z-index:5}.mc-cover-safe-zone{position:absolute;background:#ff00000f;pointer-events:none;z-index:4}.mc-spine-text-controls{position:absolute;bottom:20px;left:50%;transform:translate(-50%);background:#fff;border:1px solid var(--mc-border, #e0e0e0);border-radius:var(--mc-radius, 6px);padding:10px 16px;display:flex;align-items:center;gap:12px;box-shadow:0 2px 12px #00000026;z-index:20;flex-wrap:wrap}.mc-spine-text-controls label{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--mc-text, #263238);white-space:nowrap}.mc-spine-text-controls select,.mc-spine-text-controls input[type=number]{padding:4px 8px;border:1px solid var(--mc-border, #e0e0e0);border-radius:4px;font-size:12px;font-family:inherit;background:#fff}.mc-spine-text-controls select{min-width:120px}.mc-spine-text-controls input[type=number]{width:60px}.mc-spine-text-controls input[type=color]{width:28px;height:28px;border:1px solid var(--mc-border, #e0e0e0);border-radius:4px;padding:2px;cursor:pointer;background:none}.mc-cover-edit-overlay{position:absolute;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s;border-radius:3px}.mc-page-thumb-img{position:relative}.mc-page-thumb-img:hover .mc-cover-edit-overlay{opacity:1}.mc-cover-edit-btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;width:32px;height:32px;padding:0;background:var(--mc-primary, #2196F3);color:#fff;border:none;border-radius:50%;cursor:pointer;transition:background .15s,transform .15s;line-height:1;box-shadow:0 2px 6px #0000004d}.mc-cover-edit-btn svg{flex-shrink:0}.mc-cover-edit-btn span{display:none}.mc-cover-edit-btn:hover{background:var(--mc-primary-dark, #1976D2);transform:scale(1.08)}@media (max-width: 900px){.mc-cover-toolbar{flex-wrap:wrap;height:auto;padding:8px 12px;gap:8px}.mc-cover-toolbar-left,.mc-cover-toolbar-center,.mc-cover-toolbar-right{flex:auto;justify-content:center}.mc-cover-toolbar-left{order:1;width:100%}.mc-cover-toolbar-center{order:2}.mc-cover-toolbar-right{order:3}.mc-cover-actions-bar{padding:6px 10px;gap:4px}.mc-cover-action-btn{padding:4px 8px;font-size:11px}.mc-cover-canvas-area{padding:20px 10px 10px}.mc-spine-text-controls{flex-direction:column;gap:8px;bottom:10px;padding:8px 12px;max-width:90vw}}@media (max-width: 600px){.mc-cover-btn span{display:none}.mc-cover-btn-primary span{display:inline}.mc-cover-title{font-size:13px}.mc-cover-type-btn{padding:4px 10px;font-size:11px}.mc-cover-action-btn{padding:3px 6px;font-size:10px}.mc-cover-label{font-size:8px;letter-spacing:1px;padding:1px 5px}}@media (max-width: 400px){.mc-cover-actions-bar{overflow-x:auto;flex-wrap:nowrap}}.mc-cover-image-picker{position:fixed;inset:0;z-index:9999999;background:#0009;display:flex;align-items:center;justify-content:center}.mc-cover-image-picker-inner{background:#fff;border-radius:10px;width:90%;max-width:600px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 8px 40px #0000004d;overflow:hidden}.mc-cover-picker-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #e0e0e0}.mc-cover-picker-title{font-size:15px;font-weight:600;color:#263238}.mc-cover-picker-close{background:none;border:none;font-size:22px;cursor:pointer;color:#999;line-height:1;padding:0 4px}.mc-cover-picker-close:hover{color:#333}.mc-cover-picker-upload{padding:12px 18px;border-bottom:1px solid #f0f0f0}.mc-cover-upload-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:#1a73e8;color:#fff;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s}.mc-cover-upload-btn:hover{background:#1565c0}.mc-cover-upload-btn svg{stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.mc-cover-picker-grid{flex:1;overflow-y:auto;padding:14px;display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px;align-content:start}.mc-cover-picker-empty{grid-column:1 / -1;text-align:center;color:#999;font-size:13px;padding:30px 0}.mc-cover-pick-item{aspect-ratio:1;border-radius:6px;overflow:hidden;cursor:pointer;border:2px solid transparent;transition:border-color .15s,transform .15s}.mc-cover-pick-item:hover{border-color:#1a73e8;transform:scale(1.04)}.mc-cover-pick-item img{width:100%;height:100%;object-fit:cover;display:block}