:root{--bg-base: #0d1117;--bg-panel: #161b22;--bg-card: #1c2128;--bg-card-hover: #21262d;--bg-active: #1a2d44;--border: #30363d;--border-active: #4fa3d4;--text-primary: #e6edf3;--text-secondary: #8b949e;--text-muted: #484f58;--accent: #4fa3d4;--accent-glow: rgba(79, 163, 212, .25);--accent-2: #7ee8fa;--danger: #f85149;--warning: #d29922;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-card: 0 1px 3px rgba(0,0,0,.4), 0 0 0 1px var(--border);--shadow-active: 0 0 0 2px var(--border-active), 0 0 12px var(--accent-glow);--transition: .18s ease;font-family:Inter,system-ui,sans-serif;font-size:14px;line-height:1.5;color:var(--text-primary)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{background:var(--bg-base);-webkit-font-smoothing:antialiased}.configurator-layout{display:flex;height:100vh;overflow:hidden}.config-panel{width:380px;min-width:320px;max-width:420px;display:flex;flex-direction:column;background:var(--bg-panel);border-right:1px solid var(--border);overflow:hidden}.config-header{display:flex;align-items:center;gap:14px;padding:20px 20px 18px;border-bottom:1px solid var(--border);background:linear-gradient(135deg,#161b22,#1a2130);flex-shrink:0}.config-header__logo{width:42px;height:42px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--accent),#2471a3);display:flex;align-items:center;justify-content:center;font-family:Syne,sans-serif;font-weight:700;font-size:15px;color:#fff;flex-shrink:0;box-shadow:0 2px 8px var(--accent-glow)}.config-header__title{font-family:Syne,sans-serif;font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:.01em}.config-header__sub{font-size:11px;color:var(--text-secondary);margin-top:1px;letter-spacing:.03em;text-transform:uppercase}.config-scroll{flex:1;overflow-y:auto;padding:12px 0 20px;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.config-scroll::-webkit-scrollbar{width:5px}.config-section{padding:16px 20px;border-bottom:1px solid var(--border);transition:opacity var(--transition)}.config-section--disabled{opacity:.45;pointer-events:none}.config-section-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);margin-bottom:12px;display:flex;align-items:center;gap:8px}.slider-row{margin-bottom:16px}.slider-row:last-child{margin-bottom:0}.slider-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}.slider-label{font-size:13px;font-weight:500;color:var(--text-primary)}.slider-value{font-size:13px;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums}.slider-unit{font-size:11px;font-weight:400;color:var(--text-secondary)}.slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:4px;border-radius:99px;background:linear-gradient(to right,var(--accent) 0%,var(--accent) calc(var(--pct, 50%) * 1%),var(--border) calc(var(--pct, 50%) * 1%),var(--border) 100%);outline:none;cursor:pointer}.slider::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-panel);box-shadow:0 0 6px var(--accent-glow);cursor:pointer;transition:transform var(--transition),box-shadow var(--transition)}.slider::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 0 10px var(--accent-glow)}.slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-panel);cursor:pointer}.slider-bounds{display:flex;justify-content:space-between;font-size:10px;color:var(--text-muted);margin-top:3px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px}.mt-2{margin-top:10px}.option-card{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 8px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition),border-color var(--transition),box-shadow var(--transition);color:var(--text-primary);text-align:center}.option-card:hover{background:var(--bg-card-hover);border-color:var(--accent)}.option-card--active{background:var(--bg-active);border-color:var(--border-active);box-shadow:var(--shadow-active)}.option-card--sm{padding:8px 6px}.option-card__icon{font-size:20px}.option-card__name{font-size:11px;font-weight:500;line-height:1.3}.option-card__badge{font-size:9px;font-weight:600;color:var(--accent-2);background:#4fa3d41f;border-radius:99px;padding:1px 6px}.option-pill{display:inline-block;padding:5px 12px;border-radius:99px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);font-size:12px;font-weight:500;cursor:pointer;transition:all var(--transition);margin:3px 4px 3px 0}.option-pill:hover{border-color:var(--accent);color:var(--text-primary)}.option-pill--active{border-color:var(--border-active);background:var(--bg-active);color:var(--accent);box-shadow:var(--shadow-active)}.leg-group{margin-bottom:10px}.leg-group-label{display:block;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted);margin-bottom:4px}.toggle-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0;cursor:pointer;font-size:13px;font-weight:500}.toggle{position:relative;width:38px;height:20px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--border);border-radius:99px;cursor:pointer;transition:background var(--transition);flex-shrink:0}.toggle:after{content:"";position:absolute;width:14px;height:14px;border-radius:50%;background:#fff;top:3px;left:3px;transition:transform var(--transition)}.toggle:checked{background:var(--accent)}.toggle:checked:after{transform:translate(18px)}.toggle:disabled{opacity:.4;cursor:not-allowed}.finish-grid{display:flex;flex-direction:column;gap:6px}.finish-card{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);color:var(--text-primary);text-align:left}.finish-card:hover{background:var(--bg-card-hover);border-color:var(--accent)}.finish-card--active{background:var(--bg-active);border-color:var(--border-active);box-shadow:var(--shadow-active)}.finish-swatch{display:block;width:28px;height:28px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.12);flex-shrink:0}.finish-name{font-size:12px;font-weight:500}.option-description{margin-top:10px;font-size:11px;color:var(--text-secondary);line-height:1.5;padding:8px 10px;background:#ffffff05;border-radius:var(--radius-sm);border-left:2px solid var(--border-active)}.incompatible-badge{font-size:10px;font-weight:500;color:var(--warning);background:#d299221a;border-radius:99px;padding:1px 7px;text-transform:none;letter-spacing:0}.warning-text{font-size:12px;color:var(--warning);margin-top:8px}.config-summary{background:#4fa3d40a}.summary-table{width:100%;border-collapse:collapse}.summary-table td{padding:5px 0;font-size:12px;border-bottom:1px solid rgba(255,255,255,.04)}.summary-table td:first-child{color:var(--text-secondary);width:50%}.summary-table td:last-child{color:var(--text-primary);font-weight:500;font-variant-numeric:tabular-nums}.viewer-panel{flex:1;position:relative;overflow:hidden;background:radial-gradient(ellipse at center,#1a2332,#0d1117 70%)}.table-viewer{width:100%;height:100%;position:relative}.table-viewer canvas{display:block}.viewer-hint{position:absolute;bottom:16px;left:50%;transform:translate(-50%);background:#00000080;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);border-radius:99px;padding:5px 14px;font-size:11px;color:var(--text-secondary);pointer-events:none;white-space:nowrap}.status-message{display:flex;align-items:center;gap:10px;margin:20px;padding:14px 16px;border-radius:var(--radius-md);font-size:12px}.status-message--loading{background:#4fa3d414;border:1px solid rgba(79,163,212,.25);color:var(--accent)}.status-message--error{background:#f8514914;border:1px solid rgba(248,81,73,.3);color:var(--danger)}.spinner{display:inline-block;width:14px;height:14px;border:2px solid rgba(79,163,212,.3);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.config-scroll::-webkit-scrollbar{width:4px}.config-scroll::-webkit-scrollbar-track{background:transparent}.config-scroll::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}.section-count-row{display:flex;gap:10px;margin-bottom:14px}.section-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:12px 8px 10px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);color:var(--text-secondary)}.section-btn:hover:not(:disabled){border-color:var(--accent);color:var(--text-primary)}.section-btn--locked{opacity:.35;cursor:not-allowed;pointer-events:auto}.section-btn__lock{font-size:9px;margin-top:2px;opacity:.6}.section-btn--active{background:var(--bg-active);border-color:var(--border-active);color:var(--accent);box-shadow:var(--shadow-active)}.section-btn__num{font-size:22px;font-weight:700;line-height:1;font-family:Syne,sans-serif}.section-btn__label{font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:.06em}.section-modules{display:flex;flex-direction:column;gap:0}.section-computed{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;background:#ffffff05;border-radius:var(--radius-sm);border:1px dashed var(--border);margin-top:8px}.section-computed__label{font-size:12px;color:var(--text-secondary)}.incompatible-badge{display:inline-block;margin-left:8px;padding:2px 8px;background:#ef44441f;border:1px solid rgba(239,68,68,.3);border-radius:99px;font-size:10px;font-weight:500;color:#f87171;text-transform:uppercase;letter-spacing:.05em;vertical-align:middle}.section-computed__value{font-size:13px;font-weight:600;color:var(--text-muted);font-variant-numeric:tabular-nums}.leg-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}.leg-row__label{min-width:44px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted)}.leg-row__options{display:flex;gap:6px;flex:1}.leg-pill{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px 6px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);color:var(--text-secondary);font-size:10px}.leg-pill:hover{border-color:var(--accent);color:var(--text-primary)}.leg-pill--active{background:var(--bg-active);border-color:var(--border-active);color:var(--accent);box-shadow:var(--shadow-active)}.leg-pill__icon{font-size:16px;line-height:1}.leg-pill__name{font-size:9.5px;font-weight:500;text-align:center;letter-spacing:.03em;line-height:1.2}.overhang-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:6px}.overhang-slider{display:flex;flex-direction:column;gap:4px}.raster-warning{display:flex;align-items:flex-start;gap:8px;padding:10px 12px;margin:6px 0 10px;background:#fbbf2414;border:1px solid rgba(251,191,36,.3);border-radius:var(--radius-md);font-size:11.5px;line-height:1.6;color:#fbbf24}.raster-warning__icon{font-size:14px;flex-shrink:0;margin-top:1px}.raster-warning strong{color:#fcd34d}.module-display{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;padding:10px 12px;margin-top:8px;background:#ffffff08;border-radius:var(--radius-md);border:1px solid var(--border)}.module-display__label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted)}.module-display__value{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--accent);font-family:Syne,sans-serif}.module-display__value--warn{color:#fbbf24}.module-display__formula{font-size:11px;color:var(--text-muted);font-variant-numeric:tabular-nums;flex-basis:100%;margin-top:1px}.module-display__note{font-size:11px;color:#fbbf24;flex-basis:100%}.tab-bar{display:flex;gap:4px;margin-bottom:12px;background:#0003;border-radius:var(--radius-md);padding:3px}.tab-btn{flex:1;padding:7px 10px;font-size:11px;font-weight:600;border:none;border-radius:calc(var(--radius-md) - 2px);cursor:pointer;background:transparent;color:var(--text-muted);transition:all var(--transition);text-align:center;letter-spacing:.03em}.tab-btn:hover{color:var(--text-primary)}.tab-btn--active{background:var(--bg-active);color:var(--accent);box-shadow:var(--shadow-active)}.tab-panel{animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.mid-shelf-list{display:flex;flex-direction:column;gap:8px}.mid-shelf-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-card);transition:all var(--transition)}.mid-shelf-row--active{background:var(--bg-active);border-color:var(--border-active);box-shadow:var(--shadow-active)}.mid-shelf-row__info{flex:1;min-width:0}.mid-shelf-row__label{display:block;font-size:12px;font-weight:500;color:var(--text-primary)}.mid-shelf-row__dim{font-size:11px;color:var(--text-muted)}.mid-shelf-count{-moz-appearance:none;appearance:none;-webkit-appearance:none;padding:6px 28px 6px 10px;background:var(--bg-input, rgba(255,255,255,.06)) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='none'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23888' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 10px center;border:1px solid var(--border);border-radius:var(--radius-sm, 6px);color:var(--text-primary);font-size:12px;font-weight:600;cursor:pointer;min-width:110px;transition:border-color var(--transition)}.mid-shelf-count:focus{outline:none;border-color:var(--accent)}.mid-shelf-count option{background:#1e1e2e;color:var(--text-primary)}.accordion{border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:8px;background:var(--bg-card)}.accordion__header{width:100%;display:flex;align-items:center;gap:8px;padding:12px 14px;background:transparent;border:none;cursor:pointer;color:var(--text-primary);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;transition:background var(--transition);text-align:left}.accordion__header:hover{background:#ffffff0a}.accordion__title{flex:1}.accordion__chevron{color:var(--text-muted);transition:transform .22s ease;flex-shrink:0}.accordion--open .accordion__chevron{transform:rotate(180deg)}.accordion__body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.accordion--open .accordion__body{grid-template-rows:1fr}.accordion__content{overflow:hidden;padding:0 14px 14px}.accordion__badge{font-size:10px;font-weight:600;padding:2px 7px;border-radius:10px;background:#ffffff0f;color:var(--text-muted)}.accordion__warn-badge{font-size:12px;color:#fbbf24}.accordion__ok-badge{font-size:10px;font-weight:600;padding:2px 7px;border-radius:10px;background:#10b98126;color:#34d399}.shelf-toggle-list{display:flex;flex-direction:column;gap:6px}.shelf-toggle{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);background:var(--bg-card);color:var(--text-secondary);-webkit-user-select:none;user-select:none}.shelf-toggle:hover{border-color:var(--accent);color:var(--text-primary)}.shelf-toggle--active{background:var(--bg-active);border-color:var(--border-active);color:var(--accent);box-shadow:var(--shadow-active)}.shelf-toggle__checkbox{display:none}.shelf-toggle__icon{font-size:16px;line-height:1;flex-shrink:0}.shelf-toggle__label{flex:1;font-size:12px;font-weight:500}.shelf-toggle__dim{color:var(--text-muted);font-weight:400}.shelf-toggle__badge{font-size:10px;font-weight:600;padding:2px 7px;border-radius:10px;background:#10b98126;color:#34d399}@media (max-width: 768px){.configurator-layout{flex-direction:column}.config-panel{width:100%;max-width:100%;height:55vh;border-right:none;border-bottom:1px solid var(--border)}.viewer-panel{height:45vh}}