:root{--bg-dark:#0f1117;--bg-card:#1a1d26e0;--bg-panel:#161922;--bg-input:#222634;--border-color:#ffffff14;--border-active:#8b5cf6;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent:#8b5cf6;--accent-hover:#7c3aed;--accent-light:#8b5cf626;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--shadow-lg:0 10px 25px -5px #0006, 0 8px 10px -6px #0000004d;--radius-sm:6px;--radius-md:10px;--radius-lg:16px}*{box-sizing:border-box;margin:0;padding:0}body,html{width:100%;height:100%;font-family:var(--font-family);background-color:var(--bg-dark);color:var(--text-primary);overflow:hidden}#root{border:none;flex-direction:column;width:100vw;max-width:100%;height:100vh;margin:0;padding:0;display:flex}.app-container{flex-direction:column;flex:1;min-height:0;display:flex}.configurator-root{background:var(--bg-dark);flex-direction:column;width:100%;height:100%;display:flex}.configurator-navbar{background:var(--bg-panel);border-bottom:1px solid var(--border-color);z-index:20;justify-content:space-between;align-items:center;height:56px;padding:0 20px;display:flex}.nav-brand{align-items:center;gap:10px;font-size:1.05rem;font-weight:600;display:flex}.nav-logo{color:var(--accent);font-size:1.3rem}.nav-center-actions{gap:12px;display:flex}.nav-btn{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;padding:6px 14px;font-size:.85rem;font-weight:500;transition:all .2s}.nav-btn:hover{border-color:var(--accent);background:#ffffff1a}.btn-toggle-sidebar{background:var(--accent-light);color:#c4b5fd;border:1px solid var(--accent);border-radius:var(--radius-sm);cursor:pointer;padding:6px 16px;font-size:.85rem;font-weight:600}.configurator-workspace{flex:1;min-height:0;display:flex;position:relative;overflow:hidden}.viewport-container{background:#11131a;flex:1;height:100%;position:relative;overflow:hidden}.room-stage{justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:relative;overflow:hidden}.room-stage-box{flex:none;position:relative}.room-image,.room-floor-overlay{object-fit:fill;pointer-events:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block;position:absolute;inset:0}.three-layer{inset:0;background:0 0!important;width:100%!important;height:100%!important;position:absolute!important}.detect-toast{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-primary);z-index:12;border-radius:999px;align-items:center;gap:10px;padding:8px 16px;font-size:13px;display:flex;position:absolute;top:16px;left:50%;transform:translate(-50%)}.detect-spinner{border:2px solid var(--accent-light);border-top-color:var(--accent);border-radius:50%;flex:none;width:14px;height:14px;animation:.8s linear infinite detect-spin}@keyframes detect-spin{to{transform:rotate(360deg)}}.detect-status{border-radius:var(--radius-md);border:1px solid var(--border-color);flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:16px;padding:12px 14px;font-size:13px;display:flex}.detect-status p{color:var(--text-primary);margin:0}.detect-status small{color:var(--text-secondary)}.detect-running{flex-direction:row;align-items:center}.detect-running>div{flex-direction:column;flex:1;gap:6px;display:flex}.detect-progress{background:var(--bg-input);border-radius:2px;height:4px;overflow:hidden}.detect-progress>div{background:var(--accent);height:100%;transition:width .2s}.detect-ok{background:#22c55e14;border-color:#22c55e66}.detect-warn{background:#eab30814;border-color:#eab30866}.detect-fail{background:#ef444414;border-color:#ef444466}.detect-readout{margin-bottom:16px}.room-error{color:#f87171;margin:8px 0 0;font-size:13px}.carpet-info-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:380px;max-width:calc(100vw - 48px);box-shadow:var(--shadow-lg);z-index:10;flex-direction:column;gap:14px;padding:18px 20px;display:flex;position:absolute;bottom:24px;left:24px}.info-card-header{justify-content:space-between;align-items:flex-start;display:flex}.info-title{color:var(--text-primary);margin-bottom:4px;font-size:1.1rem;font-weight:600}.info-badges{gap:6px;display:flex}.badge{border-radius:9999px;padding:2px 8px;font-size:.7rem;font-weight:600}.badge-material{background:var(--accent-light);color:#c4b5fd}.badge-shape{color:var(--text-secondary);background:#ffffff14}.info-price-box{flex-direction:column;align-items:flex-end;display:flex}.price-label{color:var(--text-muted);text-transform:uppercase;font-size:.7rem}.price-value{color:#38bdf8;font-size:1.35rem;font-weight:700}.info-specs-grid{border-radius:var(--radius-sm);border:1px solid var(--border-color);background:#0000004d;grid-template-columns:1fr 1fr;gap:8px 12px;padding:10px 12px;display:grid}.spec-item{flex-direction:column;display:flex}.spec-label{color:var(--text-muted);text-transform:uppercase;font-size:.7rem}.spec-val{color:var(--text-primary);font-size:.85rem;font-weight:500}.info-actions{gap:10px;display:flex}.btn-primary{background:var(--accent);color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;flex:1;padding:10px 14px;font-size:.85rem;font-weight:600;transition:background .2s}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;flex:1;padding:10px 14px;font-size:.85rem;font-weight:500;transition:all .2s}.btn-secondary:hover{background:#ffffff1a}.sidebar-container{background:var(--bg-panel);border-left:1px solid var(--border-color);z-index:15;flex-direction:column;width:420px;height:100%;display:flex;overflow-y:auto}.sidebar-divider{background:var(--border-color);border:0;height:1px;margin:6px 0}.room-photo-panel{flex-direction:column;gap:12px;padding:16px 20px;display:flex}.room-upload-header{justify-content:space-between;align-items:center;display:flex}.section-title{color:var(--text-primary);font-size:.95rem;font-weight:600}.btn-upload{background:var(--bg-input);color:#c4b5fd;border:1px dashed var(--accent);border-radius:var(--radius-sm);cursor:pointer;padding:6px 12px;font-size:.78rem;font-weight:500;transition:all .2s}.btn-upload:hover{background:var(--accent-light)}.room-presets-list{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.room-preset-btn{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;flex-direction:column;align-items:center;padding:5px;transition:all .2s;display:flex}.room-preset-btn.active{border-color:var(--accent);background:var(--accent-light)}.room-thumb-wrapper{background:#2b2d35;border-radius:4px;width:100%;height:48px;margin-bottom:4px;overflow:hidden}.room-thumb-img{object-fit:cover;width:100%;height:100%}.room-thumb-title{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:.72rem;overflow:hidden}.carpet-controls-panel{flex-direction:column;flex:1;display:flex}.controls-tab-nav{border-bottom:1px solid var(--border-color);background:#00000026;gap:4px;padding:4px 8px 0;display:flex}.tab-button{color:var(--text-muted);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 12px;font-size:.82rem;font-weight:500;transition:all .2s}.tab-button:hover{color:var(--text-primary)}.tab-button.active{color:#c4b5fd;border-bottom-color:var(--accent)}.controls-content{flex-direction:column;gap:16px;padding:18px 20px;display:flex}.tab-pane{flex-direction:column;gap:16px;display:flex}.presets-grid{flex-direction:column;gap:10px;display:flex}.preset-card{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;padding:12px 14px;transition:all .2s}.preset-card:hover{border-color:#8b5cf680;transform:translateY(-1px)}.preset-card.selected{border-color:var(--accent);background:var(--accent-light)}.preset-header{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.preset-name{color:var(--text-primary);font-size:.92rem;font-weight:600}.preset-badge{background:var(--accent);color:#fff;border-radius:4px;padding:2px 6px;font-size:.68rem;font-weight:600}.preset-subtitle{color:var(--text-secondary);margin-bottom:6px;font-size:.78rem}.preset-footer{color:var(--text-muted);justify-content:space-between;font-size:.74rem;display:flex}.preset-price{color:#38bdf8;font-weight:600}.control-group{flex-direction:column;gap:8px;display:flex}.group-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.4px;font-size:.8rem;font-weight:600}.row-group{flex-direction:row;justify-content:space-between;align-items:center;gap:12px;display:flex}.button-group{flex-wrap:wrap;gap:6px;display:flex}.btn-toggle{background:var(--bg-input);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;padding:7px 12px;font-size:.8rem;font-weight:500;transition:all .2s}.btn-toggle:hover{color:var(--text-primary);border-color:#fff3}.btn-toggle.active{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-action{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;padding:8px 12px;font-size:.8rem;transition:all .2s}.btn-action:hover{background:#ffffff1a}.slider-header{color:var(--text-secondary);justify-content:space-between;font-size:.82rem;font-weight:500;display:flex}.slider-value{color:#38bdf8;font-weight:600}.range-slider{width:100%;accent-color:var(--accent);background:var(--bg-input);cursor:pointer;border-radius:3px;height:6px}.chip-list{flex-direction:column;gap:6px;display:flex}.size-chip{background:var(--bg-input);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:var(--radius-sm);text-align:left;cursor:pointer;padding:6px 10px;font-size:.78rem;transition:all .2s}.size-chip:hover{color:var(--text-primary);border-color:var(--accent)}.tip-box{border-radius:var(--radius-sm);color:#ddd6fe;background:#8b5cf614;border:1px solid #8b5cf640;padding:10px 12px;font-size:.8rem}.saved-modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.saved-modal-card{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-md);width:480px;max-width:90vw;box-shadow:var(--shadow-lg);flex-direction:column;gap:14px;padding:24px;display:flex}.saved-modal-card h3{color:#34d399}.saved-modal-card pre{background:var(--bg-dark);border-radius:var(--radius-sm);color:#e2e8f0;max-height:240px;padding:12px;font-family:monospace;font-size:.82rem;overflow-x:auto}