.tool-hero{text-align:center;padding:60px 24px;background:linear-gradient(180deg,rgba(99,102,241,.1) 0%,transparent 100%);border-bottom:1px solid var(--border)}.tool-hero-icon{width:80px;height:80px;margin:0 auto 24px;background:var(--gradient-accent);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 32px #6366f14d}.tool-hero-icon svg{width:40px;height:40px;color:#fff}.tool-hero h1{font-size:36px;font-weight:700;color:var(--text-primary);margin-bottom:12px}.tool-hero p{font-size:18px;color:var(--text-secondary);max-width:500px;margin:0 auto}.compression-presets{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--space-md);padding:var(--space-lg)}.preset-card{background:var(--bg-tertiary);border:2px solid var(--border);border-radius:var(--radius-md);padding:var(--space-md);cursor:pointer;transition:var(--transition);text-align:center}.preset-card:hover,.preset-card.active{border-color:var(--accent);background:var(--accent-light)}.preset-card.active:before{content:"✓";position:absolute;top:8px;right:8px;width:24px;height:24px;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.preset-card{position:relative}.preset-name{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.preset-desc{font-size:12px;color:var(--text-muted);margin-bottom:8px}.preset-reduction{font-size:18px;font-weight:700;color:var(--accent)}.size-comparison{display:flex;align-items:center;justify-content:center;gap:var(--space-xl);padding:var(--space-xl);background:var(--bg-tertiary);border-radius:var(--radius-lg);margin:var(--space-lg)}.size-item{text-align:center}.size-label{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.size-value{font-size:32px;font-weight:700;color:var(--text-primary)}.size-value.reduced{color:var(--success)}.size-arrow{color:var(--text-muted)}.size-arrow svg{width:32px;height:32px}.size-savings{text-align:center;padding:var(--space-md);background:var(--success-light);border-radius:var(--radius-md)}.savings-label{font-size:12px;color:var(--success);margin-bottom:4px}.savings-value{font-size:24px;font-weight:700;color:var(--success)}.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--space-md);padding:var(--space-lg)}.image-card{background:var(--bg-tertiary);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}.image-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-md)}.image-card-preview{position:relative;aspect-ratio:4/3;background:#1a1a1a;overflow:hidden}.image-card-preview img{width:100%;height:100%;object-fit:contain}.image-card-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}.image-card:hover .image-card-overlay{opacity:1}.image-card-actions{display:flex;gap:var(--space-sm)}.image-card-actions button{width:36px;height:36px;border-radius:50%;border:none;background:var(--bg-secondary);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.image-card-actions button:hover{background:var(--accent);color:#fff}.image-card-actions button.delete:hover{background:var(--error)}.image-card-info{padding:var(--space-md)}.image-card-name{font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}.image-card-meta{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--text-muted)}.image-card-reduction{color:var(--success);font-weight:600}.bg-remover-preview{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-md);padding:var(--space-lg)}.preview-panel{background:var(--bg-tertiary);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border)}.preview-header{padding:var(--space-sm) var(--space-md);background:var(--bg-elevated);border-bottom:1px solid var(--border);font-size:12px;font-weight:600;color:var(--text-secondary)}.preview-content{position:relative;min-height:300px;display:flex;align-items:center;justify-content:center}.preview-content.transparent-bg{background-image:linear-gradient(45deg,#2a2a2a 25%,transparent 25%),linear-gradient(-45deg,#2a2a2a 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#2a2a2a 75%),linear-gradient(-45deg,transparent 75%,#2a2a2a 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px}.preview-content img{max-width:100%;max-height:400px;object-fit:contain}.quality-slider{padding:var(--space-lg)}.slider-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-sm)}.slider-label{font-size:14px;font-weight:500;color:var(--text-primary)}.slider-value{font-size:14px;font-weight:600;color:var(--accent)}.slider-input{width:100%;height:6px;border-radius:3px;background:var(--bg-tertiary);outline:none;-webkit-appearance:none}.slider-input::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 2px 8px #6366f166;transition:var(--transition)}.slider-input::-webkit-slider-thumb:hover{transform:scale(1.1)}.slider-input::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--accent);cursor:pointer;border:none}.processing-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0a0be6;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1000}.processing-spinner{width:60px;height:60px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:24px}.processing-text{font-size:18px;font-weight:500;color:var(--text-primary);margin-bottom:8px}.processing-subtext{font-size:14px;color:var(--text-secondary)}.processing-progress{width:300px;height:4px;background:var(--bg-tertiary);border-radius:2px;margin-top:24px;overflow:hidden}.processing-progress-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .3s ease}.uw-compress-panel,.uw-image-compress-panel,.uw-bg-remove-panel{padding:var(--space-md)}.tool-section{margin-bottom:var(--space-lg)}.tool-section-title{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-sm)}.tool-section-content{background:var(--bg-tertiary);border-radius:var(--radius-sm);padding:var(--space-md)}.stat-row{display:flex;justify-content:space-between;align-items:center;padding:var(--space-xs) 0}.stat-label{font-size:13px;color:var(--text-secondary)}.stat-value{font-size:13px;font-weight:600;color:var(--text-primary)}.stat-value.success{color:var(--success)}.batch-actions{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md);background:var(--bg-tertiary);border-top:1px solid var(--border);position:sticky;bottom:0}.batch-info{font-size:14px;color:var(--text-secondary)}.batch-info strong{color:var(--text-primary)}.batch-buttons{display:flex;gap:var(--space-sm)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-2xl);text-align:center}.empty-state-icon{width:80px;height:80px;background:var(--bg-tertiary);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-lg);border:2px dashed var(--border)}.empty-state-icon svg{width:40px;height:40px;color:var(--text-muted)}.empty-state-title{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-sm)}.empty-state-desc{font-size:14px;color:var(--text-muted);margin-bottom:var(--space-lg);max-width:300px}@media (max-width: 768px){.compression-presets{grid-template-columns:repeat(2,1fr)}.size-comparison{flex-direction:column;gap:var(--space-md)}.size-arrow{transform:rotate(90deg)}.bg-remover-preview{grid-template-columns:1fr}.image-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.tool-hero{padding:40px 16px}.tool-hero h1{font-size:28px}.compression-presets,.image-grid{grid-template-columns:1fr}}.autorun-note{display:block;margin:0 0 14px;padding:10px 14px;border-left:3px solid var(--accent);border-radius:6px;background:var(--accent-light);color:var(--text-secondary);font-size:13px;line-height:1.5;text-align:left}