.app-tool{max-width:1200px;margin:0 auto}.app-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.app-card-label{display:flex;align-items:center;gap:10px;font-size:1rem;font-weight:700;margin-bottom:14px}.app-card-num{width:26px;height:26px;border-radius:50%;background:var(--primary);color:#fff;font-size:.8rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.app-cv-status{margin-left:auto;font-size:.8rem;font-weight:400;color:var(--text-tertiary)}.app-top-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}@media (max-width: 768px){.app-top-row{grid-template-columns:1fr}}.app-upload-area{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:24px;text-align:center;cursor:pointer;transition:border-color .2s ease,background .2s ease;position:relative}.app-upload-area:hover{border-color:var(--primary);background:var(--bg-secondary)}.app-upload-area.dragover{border-color:var(--primary);background:var(--primary-light)}.app-upload-placeholder{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-tertiary)}.app-upload-placeholder p{font-size:.9rem;margin:0;color:var(--text-secondary)}.app-upload-placeholder small{font-size:.75rem}.app-upload-preview{display:flex;align-items:center;justify-content:center;position:relative}.app-upload-preview img{max-height:220px;max-width:100%;border-radius:var(--radius);object-fit:contain}.app-upload-remove{position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:50%;background:#0009;color:#fff;border:none;cursor:pointer;font-size:.8rem;display:flex;align-items:center;justify-content:center}.app-upload-remove:hover{background:#000c}.app-cv-empty{text-align:center;padding:30px 20px;color:var(--text-tertiary)}.app-cv-empty-icon{font-size:2.5rem;margin-bottom:10px}.app-cv-empty p{font-size:.9rem;margin:0 0 6px;color:var(--text-secondary)}.app-cv-empty small{font-size:.75rem}.app-cv-loading{text-align:center;padding:40px 20px}.app-cv-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:app-spin .8s linear infinite;margin:0 auto 12px}@keyframes app-spin{to{transform:rotate(360deg)}}.app-cv-loading p{font-size:.85rem;color:var(--text-secondary);margin:0}.app-cv-result{text-align:center}.app-cv-canvas-wrap{position:relative;display:inline-block;margin-bottom:12px}.app-cv-canvas-wrap canvas{max-width:100%;width:100%;max-width:400px;border-radius:var(--radius);border:1px solid var(--border)}.app-cv-legend{display:flex;justify-content:center;gap:16px;margin-top:10px;flex-wrap:wrap}.app-cv-legend-item{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--text-secondary)}.app-cv-dot{display:inline-block;width:12px;height:12px;border-radius:50%;flex-shrink:0}.app-cv-dot-wall{background:#3b82f6}.app-cv-dot-floor{background:#22c55e}.app-cv-dot-ceiling{background:#f97316}.app-cv-stats{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}.app-cv-stat{display:flex;align-items:center;gap:6px;font-size:.85rem;color:var(--text-secondary)}.app-cv-model-select{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap;padding-top:10px;border-top:1px solid var(--border)}.app-cv-model-label{font-size:.75rem;color:var(--text-secondary);font-weight:600}.app-cv-model-opt{display:flex;align-items:center;gap:4px;cursor:pointer;font-size:.8rem;color:var(--text-primary)}.app-cv-model-opt input{margin:0}.app-cv-model-opt em{font-style:normal;font-size:.7rem;color:var(--text-secondary)}.app-cv-model-opt:has(input:checked) span{color:var(--primary);font-weight:600}.app-cv-progress{margin:10px auto 0;width:100%;max-width:320px}.app-cv-progress-bar{width:100%;height:6px;background:var(--bg-secondary);border-radius:3px;overflow:hidden}.app-cv-progress-fill{height:100%;width:0%;background:var(--primary);border-radius:3px;transition:width .3s ease}.app-cv-progress small{display:block;margin-top:4px;font-size:.72rem;color:var(--text-secondary)}.app-style-section{margin-bottom:20px}.app-styles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.app-style-card{border:2px solid var(--border);border-radius:var(--radius-lg);padding:16px 12px;text-align:center;cursor:pointer;transition:all .2s ease}.app-style-card:hover{border-color:var(--primary);background:var(--bg-secondary)}.app-style-card.active{border-color:var(--primary);background:var(--primary-light)}.app-style-emoji{font-size:2rem;margin-bottom:6px}.app-style-name{font-size:.85rem;font-weight:600}.app-custom-prompt{margin-top:16px}.app-custom-label{display:block;font-size:.8rem;font-weight:600;margin-bottom:4px;color:var(--text-secondary)}.app-custom-prompt textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:.85rem;font-family:inherit;resize:vertical;margin-bottom:10px;background:var(--bg);color:var(--text)}.app-custom-prompt textarea:focus{outline:none;border-color:var(--primary)}.app-region-section{margin-bottom:20px}.app-region-toggles{display:flex;gap:16px;flex-wrap:wrap}.app-region-toggle{display:flex;align-items:center;gap:8px;cursor:pointer;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius);transition:all .2s ease}.app-region-toggle:hover{border-color:var(--primary)}.app-region-toggle input{width:18px;height:18px;cursor:pointer}.app-region-toggle-text{display:flex;align-items:center;gap:6px;font-size:.9rem;font-weight:500}.app-region-hint{display:block;margin-top:10px;font-size:.8rem;color:var(--text-tertiary)}.app-action-bar{text-align:center;margin-bottom:30px}.app-generate-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 36px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-lg);font-size:1rem;font-weight:700;cursor:pointer;transition:all .2s ease}.app-generate-btn:hover:not(:disabled){background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.app-generate-btn:disabled{opacity:.5;cursor:not-allowed}.app-btn-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:app-spin .8s linear infinite}.app-results-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.app-results-header h3{font-size:1.2rem;margin:0}.app-results-actions{display:flex;gap:10px}.app-continue-btn,.app-reset-btn,.app-download-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius);font-size:.85rem;font-weight:600;cursor:pointer;background:var(--bg);color:var(--text);transition:all .2s ease}.app-continue-btn:hover,.app-reset-btn:hover,.app-download-btn:hover{border-color:var(--primary)}.app-download-btn{background:var(--primary);color:#fff;border-color:var(--primary)}.app-download-btn:hover{background:var(--primary-dark)}.app-results-empty{text-align:center;padding:50px 20px;color:var(--text-tertiary)}.app-results-empty-icon{font-size:3rem;margin-bottom:12px}.app-results-empty p{font-size:.95rem;margin:0 0 6px;color:var(--text-secondary)}.app-results-empty small{font-size:.8rem}.app-ba-labels{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.8rem;font-weight:600;color:var(--text-tertiary)}.app-ba-slider-wrap{position:relative;width:100%;max-width:700px;margin:0 auto;aspect-ratio:1 / 1;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);cursor:ew-resize;user-select:none}.app-ba-img-before,.app-ba-img-after{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.app-ba-img-after{z-index:1}.app-ba-img-before{z-index:2}.app-ba-handle{position:absolute;top:0;bottom:0;width:3px;background:#fff;z-index:3;transform:translate(-50%);pointer-events:none;box-shadow:0 0 6px #0006}.app-ba-handle:after{content:"⇔";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;color:var(--text);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1rem;box-shadow:var(--shadow-md)}.app-ba-range{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;cursor:ew-resize;z-index:4;margin:0}@media (max-width: 768px){.app-results-actions{flex-wrap:wrap}.app-continue-btn,.app-reset-btn,.app-download-btn{font-size:.8rem;padding:6px 12px}}