.tool-page-header{margin-bottom:20px}.itt-header-top{align-items:flex-start;gap:16px;margin-bottom:12px;display:flex}.itt-header-icon{background:#f5f3ff;border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:52px;height:52px;font-size:24px;display:flex}.itt-toolbar-top{justify-content:flex-end;margin-bottom:14px;display:flex}.itt-upload-zone{border:2px dashed var(--border-2);border-radius:var(--radius-lg);background:var(--surface);text-align:center;cursor:pointer;margin-bottom:16px;padding:48px 24px;transition:all .15s}.itt-upload-zone:hover,.itt-upload-zone.drag-over{border-color:var(--primary);background:var(--primary-light)}.itt-upload-icon{margin-bottom:14px;font-size:40px}.itt-upload-title{color:var(--text-1);margin-bottom:8px;font-size:20px;font-weight:700}.itt-upload-sub{color:var(--text-2);margin-bottom:20px;font-size:13.5px}.itt-upload-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:22px;display:flex}.itt-upload-feats{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.itt-upload-feat{color:var(--text-2);background:var(--bg-2);border:1px solid var(--border);border-radius:999px;padding:6px 12px;font-size:12px;font-weight:600}.itt-workspace{flex-direction:column;gap:16px;display:flex}.itt-queue{align-items:center;gap:10px;padding:14px;display:flex;overflow-x:auto}.itt-queue-item{border-radius:var(--radius);border:2px solid var(--border);background:var(--bg-2);cursor:pointer;flex-shrink:0;width:64px;height:64px;padding:0;position:relative;overflow:hidden}.itt-queue-item.active{border-color:var(--primary);box-shadow:0 0 0 3px #5b4fe81f}.itt-queue-thumb{object-fit:cover;width:100%;height:100%;display:block}.itt-queue-status{background:#ffffffe6;border-radius:999px;justify-content:center;align-items:center;width:18px;height:18px;font-size:12px;display:flex;position:absolute;bottom:2px;left:2px}.itt-queue-remove{color:#fff;cursor:pointer;background:#0f0e2a8c;border-radius:999px;justify-content:center;align-items:center;width:18px;height:18px;font-size:10px;display:flex;position:absolute;top:2px;right:2px}.itt-queue-add{border-radius:var(--radius);border:1.5px dashed var(--border-2);background:var(--bg-2);width:64px;height:64px;color:var(--primary);cursor:pointer;flex-shrink:0;font-size:12px;font-weight:700}.itt-queue-add:hover{border-color:var(--primary);background:var(--primary-light)}.itt-main-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);align-items:start;gap:16px;display:grid}.itt-image-panel{padding:18px}.itt-panel-hdr{justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;display:flex}.itt-file-meta{color:var(--text-2);flex-shrink:0;font-size:12px}.itt-canvas-wrap{border-radius:var(--radius);background:repeating-conic-gradient(#f3f2fa 0% 25%,#fff 0% 50%) 50%/16px 16px;justify-content:center;align-items:center;max-height:420px;margin-bottom:14px;display:flex;overflow:hidden}.itt-preview-canvas{max-width:100%;max-height:420px;display:block}.itt-crop-area{border-radius:var(--radius);background:#1a1a2e;justify-content:center;align-items:center;max-height:420px;margin-bottom:14px;padding:12px;display:flex;overflow:auto}.itt-crop-img{max-width:100%;max-height:380px;display:block}.itt-adjust-actions{justify-content:flex-end;gap:8px;margin-bottom:4px;display:flex}.itt-adjust-toolbar{flex-wrap:wrap;gap:8px;margin-bottom:14px;display:flex}.itt-adjust-btn{color:var(--text-2);background:var(--bg-2);border:1px solid var(--border-2);border-radius:var(--radius);cursor:pointer;padding:7px 12px;font-size:12.5px;font-weight:600;transition:all .15s}.itt-adjust-btn:hover{background:var(--primary-light);color:var(--primary)}.itt-adjust-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.itt-sliders{flex-direction:column;gap:8px;display:flex}.itt-slider-row{color:var(--text-2);grid-template-columns:70px 1fr 44px;align-items:center;gap:8px;font-size:12.5px;display:grid}.itt-slider-row input[type=range]{width:100%;accent-color:var(--primary)}.itt-slider-val{text-align:right;color:var(--text-1);font-weight:600}.itt-side-panel{flex-direction:column;gap:16px;display:flex}.itt-panel-card{padding:18px}.itt-lang-btn{text-align:left;justify-content:flex-start;width:100%}.itt-progress-label{color:var(--text-2);margin-bottom:8px;font-size:13px}.itt-progress-track{background:var(--bg-2);border-radius:999px;height:8px;margin-bottom:14px;overflow:hidden}.itt-progress-fill{background:linear-gradient(90deg, var(--primary), #8b7fff);height:100%;transition:width .2s}.itt-extract-btn{width:100%}.itt-error-note{color:var(--danger);border-radius:var(--radius-sm);background:#fef2f2;border:1px solid #fecaca;margin:10px 0 0;padding:9px 12px;font-size:12.5px;line-height:1.5}.itt-result-meta{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin:14px 0 10px;display:flex}.itt-result-count{color:var(--text-2);font-size:12px}.itt-result-textarea{min-height:180px;margin-bottom:12px;font-family:inherit}.itt-result-actions{flex-wrap:wrap;gap:8px;display:flex}.itt-batch-actions{flex-wrap:wrap;gap:10px;display:flex}.itt-how{margin-top:8px;margin-bottom:16px;padding:28px}.itt-section-title{color:var(--text-1);margin-bottom:20px;font-size:18px;font-weight:700}.itt-how-steps{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.itt-how-step{flex-direction:column;gap:10px;display:flex}.itt-how-num{background:var(--primary-light);width:28px;height:28px;color:var(--primary);border-radius:50%;justify-content:center;align-items:center;font-size:13px;font-weight:800;display:flex}.itt-how-body{align-items:flex-start;gap:10px;display:flex}.itt-how-icon{flex-shrink:0;font-size:20px}.itt-how-body strong{color:var(--text-1);margin-bottom:4px;font-size:14px;display:block}.itt-how-body p{color:var(--text-2);margin:0;font-size:13px;line-height:1.55}.itt-features-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin-bottom:16px;display:grid}.itt-feature-card{align-items:flex-start;gap:12px;padding:18px;display:flex}.itt-feature-icon{flex-shrink:0;font-size:22px}.itt-feature-body{flex-direction:column;gap:4px;display:flex}.itt-feature-body strong{color:var(--text-1);font-size:14px}.itt-feature-body span{color:var(--text-2);font-size:13px;line-height:1.5}.itt-modal-overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:1000;background:#0f0e2a8c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.itt-modal{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);flex-direction:column;width:100%;max-width:480px;max-height:84vh;display:flex;overflow:hidden}.itt-modal-hdr{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;gap:10px;padding:18px 22px;display:flex}.itt-modal-title{color:var(--text-1);margin:0;font-size:16px;font-weight:700}.itt-modal-close{border:1px solid var(--border-2);background:var(--surface);width:30px;height:30px;color:var(--text-2);cursor:pointer;border-radius:8px;flex-shrink:0;font-size:14px;transition:all .15s}.itt-modal-close:hover{color:var(--danger);background:#fef2f2;border-color:#fecaca}.itt-modal-body{flex:1;padding:20px 22px;overflow-y:auto}.itt-modal-footer{border-top:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;gap:10px;padding:16px 22px;display:flex}.itt-empty-note{color:var(--text-2);margin:0;font-size:13px;line-height:1.6}.itt-lang-search{margin-bottom:12px}.itt-lang-list{flex-direction:column;gap:4px;max-height:320px;display:flex;overflow-y:auto}.itt-lang-option{color:var(--text-1);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:10px;padding:8px 6px;font-size:13.5px;display:flex}.itt-lang-option:hover{background:var(--bg-2)}.itt-lang-option input{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}.itt-history-list{flex-direction:column;gap:10px;display:flex}.itt-history-row{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-2);justify-content:space-between;align-items:flex-start;gap:10px;padding:12px;display:flex}.itt-history-text{flex:1;min-width:0}.itt-history-text strong{color:var(--text-1);margin-bottom:3px;font-size:13px;display:block}.itt-history-text p{color:var(--text-2);word-break:break-word;margin:0 0 4px;font-size:12.5px;line-height:1.5}.itt-history-meta{color:var(--text-2);font-size:11px}@media (width<=980px){.itt-main-grid{grid-template-columns:1fr}.itt-how-steps{grid-template-columns:repeat(2,1fr)}}@media (width<=640px){.itt-upload-zone{padding:32px 16px}.itt-upload-title{font-size:17px}.itt-upload-actions{flex-direction:column;align-items:stretch}.itt-upload-actions .btn{width:100%}.itt-canvas-wrap,.itt-crop-area,.itt-preview-canvas{max-height:280px}.itt-slider-row{grid-template-columns:64px 1fr 40px}.itt-adjust-toolbar{gap:6px}.itt-adjust-btn{text-align:center;flex:auto}.itt-how-steps,.itt-features-grid{grid-template-columns:1fr}.itt-batch-actions{flex-direction:column;align-items:stretch}.itt-batch-actions .btn{width:100%}.itt-history-row{flex-direction:column}.itt-history-row .btn{width:100%}.itt-modal-footer{flex-wrap:wrap}}