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.thumb-name{text-align:center;color:#475569;white-space:nowrap;text-overflow:ellipsis;padding:6px;font-size:11px;overflow:hidden}.main-area{background-image:radial-gradient(#cbd5e1 1px,#0000 1px);background-size:20px 20px;flex:1;position:relative;overflow:hidden}.toolbar{z-index:10;background:#fff;border:1px solid #e2e8f0;border-radius:12px;align-items:center;gap:10px;padding:8px 12px;display:flex;position:absolute;top:20px;left:50%;transform:translate(-50%);box-shadow:0 10px 15px -3px #0000001a}.bottom-bar{z-index:20;background:#fff;border-top:1px solid #e2e8f0;flex-direction:column;display:flex;box-shadow:0 -2px 10px #0000000d}.bottom-thumbnails{background:#f8fafc;border-bottom:1px solid #e2e8f0;flex-shrink:0;gap:10px;padding:10px;display:flex;overflow-x:auto}.bottom-thumbnails::-webkit-scrollbar{height:6px}.bottom-thumbnails::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.bottom-bar .thumb-item{cursor:pointer;background:#fff;border:2px solid #0000;border-radius:8px;flex-direction:column;flex-shrink:0;width:80px;transition:all .2s;display:flex;overflow:hidden;box-shadow:0 1px 3px #0000001a}.bottom-bar .thumb-item:hover{border-color:#cbd5e1}.bottom-bar .thumb-item.active{border-color:#3b82f6;box-shadow:0 4px 6px #3b82f64d}.bottom-bar .thumb-item img{object-fit:cover;width:100%;height:60px;display:block}.bottom-bar .thumb-name{text-align:center;color:#475569;white-space:nowrap;text-overflow:ellipsis;padding:4px;font-size:11px;overflow:hidden}.bottom-tools{background:#fff;flex-shrink:0;align-items:center;gap:10px;padding:10px;display:flex;overflow-x:auto}.bottom-tools::-webkit-scrollbar{height:6px}.bottom-tools::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.btn{cursor:pointer;color:#475569;white-space:nowrap;background:0 0;border:none;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:13px;font-weight:500;transition:all .2s;display:flex}.btn:hover:not(:disabled){color:#0f172a;background:#f1f5f9}.btn:active:not(:disabled){transform:scale(.98)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{color:#fff;background:#2563eb}.btn-primary:hover:not(:disabled){color:#fff;background:#1d4ed8}.btn-danger{color:#ef4444}.btn-danger:hover:not(:disabled){color:#dc2626;background:#fef2f2}.file-input-wrapper{display:inline-block;position:relative;overflow:hidden}.file-input-wrapper input[type=file]{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;top:0;left:0}.divider{background:#cbd5e1;flex-shrink:0;width:1px;height:24px}.hint-text{color:#fff;pointer-events:none;z-index:10;background:#000000b3;border-radius:20px;padding:6px 16px;font-size:13px;position:absolute;top:20px;left:50%;transform:translate(-50%)}.empty-state{z-index:30;box-sizing:border-box;background:#f8fafc;flex-direction:column;justify-content:center;align-items:center;padding:20px;display:flex;position:absolute;inset:0}.upload-box{cursor:pointer;color:#64748b;text-align:center;background:#fff;border:2px dashed #94a3b8;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:400px;height:100%;max-height:300px;transition:all .2s;display:flex;position:relative;box-shadow:0 4px 6px -1px #0000001a}.upload-box:hover{color:#3b82f6;background:#eff6ff;border-color:#3b82f6}.upload-box h2{color:#334155;margin:10px 0 5px;font-size:20px}.upload-box p{opacity:.8;margin:0;font-size:14px}.upload-box input[type=file]{opacity:0;cursor:pointer;position:absolute;inset:0}.btn-icon{padding:8px 10px}.btn-icon.active-tool{border:1px solid #facc15;color:#ca8a04!important;background:#fef08a!important}.mobile-history-overlay{z-index:50;background:#0006;align-items:flex-end;display:flex;position:fixed;inset:0}.mobile-history-modal{background:#fff;border-radius:20px 20px 0 0;flex-direction:column;width:100%;animation:.3s cubic-bezier(.16,1,.3,1) slideUp;display:flex;overflow:hidden}.mobile-history-header{border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.mobile-history-list{background:#f8fafc;flex-wrap:wrap;gap:10px;max-height:50vh;padding:20px;display:flex;overflow-y:auto}.mobile-history-list .thumb-item{cursor:pointer;background:#fff;border:2px solid #0000;border-radius:8px;flex-direction:column;width:calc(33.33% - 7px);transition:all .2s;display:flex;overflow:hidden;box-shadow:0 1px 3px #0000001a}.mobile-history-list .thumb-item:hover{border-color:#cbd5e1}.mobile-history-list .thumb-item.active{border-color:#3b82f6;box-shadow:0 4px 6px #3b82f64d}.mobile-history-list .thumb-item img{object-fit:cover;width:100%;height:80px;display:block}.mobile-history-list .thumb-name{text-align:center;color:#475569;white-space:nowrap;text-overflow:ellipsis;padding:6px;font-size:11px;overflow:hidden}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}