.planner-layout{display:grid;grid-template-columns:260px 1fr 280px;gap:0;margin-top:var(--nav-height, 72px);height:calc(100vh - var(--nav-height, 72px));overflow:hidden;transition:grid-template-columns .3s ease}.planner-layout.panel-collapsed{grid-template-columns:0px 1fr 280px}.planner-layout.panel-collapsed .parts-panel{overflow:hidden;padding:0;border-right:none;pointer-events:none;opacity:0}.parts-panel{transition:opacity .2s ease,padding .3s ease}.panel-toggle-btn{position:absolute;top:12px;left:12px;z-index:20;width:32px;height:32px;border:1px solid rgba(255,255,255,.15);border-radius:6px;background:#111318d9;color:#ffffffb3;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:background .2s,transform .3s ease}.panel-toggle-btn:hover{background:#6366f14d;color:#fff}.planner-layout.panel-collapsed .panel-toggle-btn{transform:rotate(180deg)}[data-theme=light] .panel-toggle-btn{background:#ffffffd9;border-color:#0000001f;color:#0009}[data-theme=light] .panel-toggle-btn:hover{background:#6366f126;color:#4338ca}.parts-panel{background:var(--surface-1, #111318);border-right:1px solid var(--border, rgba(255,255,255,.08));overflow-y:auto;padding:var(--space-3, 12px);scrollbar-width:thin}.parts-panel::-webkit-scrollbar{width:6px}.parts-panel::-webkit-scrollbar-track{background:transparent}.parts-panel::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:3px}.parts-panel-title{font-size:var(--text-sm, .875rem);font-weight:700;color:var(--text-muted, rgba(255,255,255,.5));text-transform:uppercase;letter-spacing:.08em;padding:var(--space-2, 8px) var(--space-1, 4px);margin:0}.parts-category{margin-bottom:var(--space-2, 8px)}.parts-category-header{display:flex;align-items:center;gap:var(--space-2, 8px);padding:var(--space-2, 8px) var(--space-1, 4px);cursor:pointer;border:none;background:none;color:var(--text-primary, #fff);font-size:var(--text-sm, .875rem);font-weight:600;width:100%;text-align:left;border-radius:var(--radius-sm, 6px);transition:background var(--duration-fast, .15s)}.parts-category-header:hover{background:#ffffff0d}.parts-category-icon{font-size:1.1rem}.parts-category-chevron{margin-left:auto;transition:transform var(--duration-fast, .15s);opacity:.4;font-size:.75rem}.parts-category.collapsed .parts-category-chevron{transform:rotate(-90deg)}.parts-category.collapsed .parts-category-items{display:none}.parts-item{display:flex;align-items:center;gap:var(--space-2, 8px);padding:var(--space-2, 8px);border-radius:var(--radius-sm, 6px);cursor:grab;border:1px solid transparent;transition:all var(--duration-fast, .15s);-webkit-user-select:none;user-select:none}.parts-item:hover{background:#6366f11a;border-color:#6366f14d}.parts-item:active{cursor:grabbing;background:#6366f133}.parts-item-preview{width:40px;height:32px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.parts-item-preview canvas{width:40px;height:32px}.parts-item-info{flex:1;min-width:0}.parts-item-name{font-size:var(--text-xs, .75rem);font-weight:600;color:var(--text-primary, #fff);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.parts-item-detail{font-size:.65rem;color:var(--text-muted, rgba(255,255,255,.5));margin-top:1px}.parts-item-price{font-size:var(--text-xs, .75rem);color:var(--accent, hsl(38, 80%, 55%));font-weight:600;flex-shrink:0;display:flex;align-items:center}.parts-item-price:before{content:"$"}.price-input{width:48px;background:transparent;border:none;border-bottom:1px dashed transparent;color:var(--accent, hsl(38, 80%, 55%));font-size:var(--text-xs, .75rem);font-weight:600;font-family:inherit;text-align:right;padding:0 2px;outline:none;-moz-appearance:textfield;-webkit-appearance:textfield;appearance:textfield;transition:border-color .2s}.price-input::-webkit-outer-spin-button,.price-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.price-input:hover,.price-input:focus{border-bottom-color:var(--accent, hsl(38, 80%, 55%));background:#ffffff0d}.canvas-area{position:relative;background:#0a0c14;overflow:hidden}.canvas-area canvas{display:block;width:100%;height:100%;touch-action:none}.canvas-toolbar{position:absolute;bottom:var(--space-4, 16px);left:50%;transform:translate(-50%);display:flex;gap:var(--space-1, 4px);padding:var(--space-1, 4px);background:#111318d9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg, 12px);z-index:10}.selection-info{position:absolute;bottom:68px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:12px;padding:8px 16px;background:#111318e6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(99,102,241,.3);border-radius:8px;z-index:10;white-space:nowrap;animation:selInfoFadeIn .15s ease}@keyframes selInfoFadeIn{0%{opacity:0;transform:translate(-50%) translateY(6px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.selection-info-name{font-weight:700;font-size:.85rem;color:#a5b4fc}.selection-info-spec{font-size:.78rem;color:#fff9}.selection-info-price{font-size:.78rem;color:#fbbf24;font-weight:600}[data-theme=light] .selection-info{background:#ffffffeb;border-color:#6366f140}[data-theme=light] .selection-info-name{color:#4338ca}[data-theme=light] .selection-info-spec{color:#00000080}[data-theme=light] .selection-info-price{color:#b45309}.toolbar-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:transparent;color:var(--text-primary, #fff);font-size:1rem;border-radius:var(--radius-sm, 6px);cursor:pointer;transition:all var(--duration-fast, .15s);position:relative}.toolbar-btn:hover{background:#ffffff1a}.toolbar-btn:active{background:#6366f14d}.toolbar-btn[title]:after{content:attr(title);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);padding:4px 8px;background:#000000e6;color:#fff;font-size:.65rem;white-space:nowrap;border-radius:4px;opacity:0;pointer-events:none;transition:opacity var(--duration-fast, .15s)}.toolbar-btn:hover[title]:after{opacity:1}.toolbar-divider{width:1px;background:#ffffff1a;margin:4px 2px}.zoom-indicator{position:absolute;top:var(--space-3, 12px);right:var(--space-3, 12px);font-size:var(--text-xs, .75rem);color:var(--text-muted, rgba(255,255,255,.5));background:#111318b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:4px 10px;border-radius:var(--radius-sm, 6px);border:1px solid rgba(255,255,255,.06);z-index:10;-webkit-user-select:none;user-select:none}.canvas-hint{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;opacity:.9;transition:opacity var(--duration-normal, .3s)}.canvas-hint.hidden{display:none}.canvas-hint-icon{font-size:3rem;margin-bottom:var(--space-2, 8px)}.canvas-hint-text{font-size:var(--text-sm, .875rem);color:var(--text-muted, rgba(255,255,255,.5));margin-bottom:var(--space-4, 16px)}.canvas-hint-templates{display:flex;gap:var(--space-2, 8px);justify-content:center;flex-wrap:wrap;margin-bottom:var(--space-3, 12px)}.tpl-zone-toggle{display:flex;align-items:center;gap:var(--space-2, 8px);justify-content:center;font-size:var(--text-xs, .75rem);color:var(--text-muted, rgba(255,255,255,.5));cursor:pointer;margin-bottom:var(--space-4, 16px)}.tpl-zone-toggle input[type=checkbox]{width:14px;height:14px;accent-color:var(--primary, hsl(210, 70%, 50%));cursor:pointer}.template-btn{padding:6px 16px;background:#ffffff0f;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-full, 999px);color:var(--text-secondary, rgba(255,255,255,.7));font-size:var(--text-sm, .875rem);font-weight:500;cursor:pointer;transition:all .2s}.template-btn:hover{background:#6366f126;border-color:#6366f166;color:var(--text-primary, #fff);transform:translateY(-1px)}.canvas-hint-sub{font-size:var(--text-xs, .75rem);color:var(--text-muted, rgba(255,255,255,.35));line-height:1.6}.beta-badge{display:inline-block;padding:1px 7px;font-size:.6rem;font-weight:700;letter-spacing:.08em;background:#e8a53033;color:#ebaf47;border:1px solid hsla(38,80%,55%,.35);border-radius:var(--radius-full, 999px);vertical-align:middle;margin-left:4px}.info-panel{background:var(--surface-1, #111318);border-left:1px solid var(--border, rgba(255,255,255,.08));overflow-y:auto;padding:var(--space-3, 12px);display:flex;flex-direction:column;gap:var(--space-3, 12px);scrollbar-width:thin}.info-section{background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-md, 8px);padding:var(--space-3, 12px)}.info-section-title{font-size:var(--text-xs, .75rem);font-weight:700;color:var(--text-muted, rgba(255,255,255,.5));text-transform:uppercase;letter-spacing:.08em;margin:0 0 var(--space-2, 8px) 0;display:flex;align-items:center;gap:var(--space-1, 4px)}.info-dimensions{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-2, 8px)}.track-stats{display:flex;flex-direction:column;gap:6px}.track-stat-row{display:flex;justify-content:space-between;align-items:center;padding:4px 8px;background:#ffffff08;border-radius:4px;font-size:.78rem}.track-stat-label{color:var(--text-muted, rgba(255,255,255,.5))}.track-stat-value{font-weight:600;color:var(--text-primary, #fff);font-variant-numeric:tabular-nums}[data-theme=light] .track-stat-row{background:#0000000a}.info-dim-item{text-align:center;padding:var(--space-2, 8px);background:#ffffff08;border-radius:var(--radius-sm, 6px)}.info-dim-value{font-size:var(--text-lg, 1.125rem);font-weight:700;color:var(--text-primary, #fff);font-variant-numeric:tabular-nums}.info-dim-label{font-size:.65rem;color:var(--text-muted, rgba(255,255,255,.5));margin-top:2px}.parts-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-1, 4px)}.parts-list-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-1, 4px) 0;font-size:var(--text-xs, .75rem);border-bottom:1px solid rgba(255,255,255,.04)}.parts-list-item:last-child{border-bottom:none}.parts-list-name{color:var(--text-primary, #fff);flex:1}.parts-list-qty{color:var(--accent, hsl(38, 80%, 55%));font-weight:700;min-width:30px;text-align:center}.parts-list-price{color:var(--text-muted, rgba(255,255,255,.5));min-width:60px;text-align:right}.parts-list-item{cursor:pointer}.parts-list-item:hover{background:#ffffff0f}.parts-list-owned{color:#22c55e;font-size:.7rem;margin-left:4px}.parts-fulfilled{opacity:.45}.parts-fulfilled .parts-list-name{text-decoration:line-through}[data-theme=light] .parts-list-item:hover{background:#0000000a}.parts-total{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2, 8px) 0 0;margin-top:var(--space-1, 4px);border-top:1px solid rgba(255,255,255,.1);font-weight:700}.parts-total-label{font-size:var(--text-sm, .875rem);color:var(--text-primary, #fff)}.parts-total-price{font-size:var(--text-lg, 1.125rem);color:var(--accent, hsl(38, 80%, 55%))}.validation-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-1, 4px)}.validation-item{display:flex;align-items:flex-start;gap:var(--space-1, 4px);font-size:var(--text-xs, .75rem);padding:var(--space-1, 4px) 0}.validation-icon{flex-shrink:0;font-size:.85rem}.validation-msg{color:var(--text-primary, #fff);line-height:1.4}.validation-item.pass .validation-msg{color:#21c45d}.validation-item.warn .validation-msg{color:#f59f0a}.validation-item.error .validation-msg{color:#ef4343}.room-dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;opacity:0;pointer-events:none;transition:opacity var(--duration-normal, .3s)}.room-dialog-overlay.active{opacity:1;pointer-events:auto}.room-dialog{background:var(--surface-1, #111318);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg, 12px);padding:var(--space-6, 24px);width:340px;max-width:90vw}.room-dialog h3{margin:0 0 var(--space-4, 16px) 0;font-size:var(--text-lg, 1.125rem)}.room-dialog-field{margin-bottom:var(--space-3, 12px)}.room-dialog-field label{display:block;font-size:var(--text-sm, .875rem);color:var(--text-muted, rgba(255,255,255,.5));margin-bottom:var(--space-1, 4px)}.room-dialog-field input{width:100%;padding:var(--space-2, 8px) var(--space-3, 12px);background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm, 6px);color:var(--text-primary, #fff);font-size:var(--text-sm, .875rem);outline:none;transition:border-color var(--duration-fast, .15s)}.room-dialog-field input:focus{border-color:var(--primary, hsl(210, 70%, 50%))}.price-tip{font-size:.65rem;color:var(--text-muted, rgba(255,255,255,.4));margin:var(--space-2, 8px) 0 0;padding:0;line-height:1.4}.room-dialog-desc{font-size:var(--text-xs, .75rem);color:var(--text-muted, rgba(255,255,255,.5));margin:0 0 var(--space-4, 16px) 0;line-height:1.5}.room-dialog-toggle{margin-top:var(--space-2, 8px)}.room-show-label{display:flex;align-items:center;gap:var(--space-2, 8px);font-size:var(--text-sm, .875rem);color:var(--text-primary, #fff);cursor:pointer}.room-show-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--primary, hsl(210, 70%, 50%));cursor:pointer}.room-dialog-actions{display:flex;gap:var(--space-2, 8px);justify-content:flex-end;margin-top:var(--space-4, 16px)}.power-pack{position:absolute;top:12px;right:12px;background:linear-gradient(160deg,#1e2028,#13141a);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:14px 16px 12px;display:flex;flex-direction:column;gap:8px;z-index:30;min-width:170px;box-shadow:0 8px 32px #00000080,inset 0 1px #ffffff0d}.power-pack.active{display:flex}.power-pack-toggle{background:none;border:1px solid rgba(255,255,255,.12);color:#ffffff80;font-size:.65rem;width:22px;height:22px;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s}.power-pack-toggle:hover{background:#ffffff14;color:#fffc}.power-pack-body{display:flex;flex-direction:column;gap:8px}.power-pack.collapsed .power-pack-body{display:none}.power-pack.collapsed{min-width:auto;padding:8px 12px}.power-pack-header{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:6px}.power-pack-brand{font-size:.65rem;font-weight:800;letter-spacing:2px;color:#ffffffb3;text-transform:uppercase}.power-pack-model{font-size:.55rem;color:#ffffff4d;letter-spacing:1px}.sim-select{width:100%;padding:5px 8px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:6px;color:#fff;font-size:.7rem;cursor:pointer}.sim-select option{background:#1a1d24;color:#fff}.sim-train-desc{font-size:.6rem;color:#ffffff59;line-height:1.2}.train-drag-icon{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px;border:1px dashed rgba(255,255,255,.15);border-radius:8px;cursor:grab;transition:border-color .2s,background .2s;-webkit-user-select:none;user-select:none}.train-drag-icon:hover{border-color:#22c55e66;background:#22c55e0f}.train-drag-icon:active{cursor:grabbing}.train-drag-emoji{font-size:1.4rem}.train-drag-hint{font-size:.55rem;color:#ffffff4d;letter-spacing:.5px}.power-pack-throttle{display:flex;align-items:stretch;gap:8px;padding:8px 0}.throttle-track{flex:1;display:flex;justify-content:center;min-height:100px}.throttle-slider{writing-mode:vertical-lr;direction:rtl;-moz-appearance:none;appearance:none;-webkit-appearance:none;width:100%;height:100px;background:transparent;cursor:pointer}.throttle-slider::-webkit-slider-runnable-track{width:8px;height:100%;background:linear-gradient(to top,#1a1a2e,#22c55e);border-radius:4px;border:1px solid rgba(255,255,255,.1)}.throttle-slider::-webkit-slider-thumb{-webkit-appearance:none;width:28px;height:14px;background:linear-gradient(180deg,#e2e8f0,#94a3b8);border:1px solid rgba(0,0,0,.3);border-radius:3px;cursor:grab;box-shadow:0 2px 6px #0006;margin-left:-10px}.throttle-slider::-moz-range-track{width:8px;background:linear-gradient(to top,#1a1a2e,#22c55e);border-radius:4px;border:1px solid rgba(255,255,255,.1)}.throttle-slider::-moz-range-thumb{width:28px;height:14px;background:linear-gradient(180deg,#e2e8f0,#94a3b8);border:1px solid rgba(0,0,0,.3);border-radius:3px;cursor:grab;box-shadow:0 2px 6px #0006}.throttle-labels{display:flex;flex-direction:column;justify-content:space-between;font-size:.55rem;color:#ffffff4d;letter-spacing:1px;font-weight:700;padding:2px 0}.sim-speed-display{text-align:center;padding:4px 0;border-top:1px solid rgba(255,255,255,.06)}.sim-speed-value{font-size:1.3rem;font-weight:800;color:#22c55e;font-variant-numeric:tabular-nums;text-shadow:0 0 12px rgba(34,197,94,.4)}.sim-physics-info{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 6px;border:1px solid rgba(34,197,94,.2);border-radius:6px;background:#22c55e0a;cursor:help}.physics-badge{font-size:.6rem;font-weight:700;color:#22c55e;letter-spacing:.5px}.physics-detail{font-size:.5rem;color:#ffffff59;text-align:center;line-height:1.2}.power-pack-controls{display:flex;gap:6px}.power-btn-stop{flex:1;padding:6px;background:linear-gradient(180deg,#ef4444,#b91c1c);border:1px solid rgba(0,0,0,.3);border-radius:6px;color:#fff;font-size:.7rem;font-weight:700;letter-spacing:1px;cursor:pointer;transition:transform .1s,box-shadow .1s}.power-btn-stop:hover{transform:scale(1.02);box-shadow:0 0 12px #ef444466}.power-btn-stop:active{transform:scale(.97)}.power-btn-mute{width:36px;padding:6px;background:#ffffff0f;border:1px solid rgba(255,255,255,.12);border-radius:6px;font-size:.85rem;cursor:pointer;transition:background .2s}.power-btn-mute:hover{background:#ffffff1a}.power-btn-mute.muted{opacity:.5}.toolbar-btn.active{background:#6366f140;color:#7f79ec;box-shadow:0 0 0 1px #6366f166}.zone-editor-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:none;align-items:center;justify-content:center;z-index:900}.zone-editor-overlay.active{display:flex}.zone-editor-dialog{background:var(--surface-1, #111318);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg, 12px);padding:var(--space-6, 24px);max-width:400px;width:90vw}.zone-editor-dialog h3{margin:0 0 var(--space-4, 16px);font-size:var(--text-lg, 1.125rem);color:var(--text-primary, #fff)}.zone-editor-field{margin-bottom:var(--space-3, 12px)}.zone-editor-field label{display:block;font-size:var(--text-xs, .75rem);color:var(--text-muted, rgba(255,255,255,.5));margin-bottom:var(--space-1, 4px);text-transform:uppercase;letter-spacing:.05em}.zone-editor-field input[type=text],.zone-editor-field input[type=number]{width:100%;padding:var(--space-2, 8px) var(--space-3, 12px);background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm, 6px);color:var(--text-primary, #fff);font-size:var(--text-sm, .875rem);box-sizing:border-box}.zone-editor-field input:focus{border-color:var(--primary, hsl(210, 70%, 50%));outline:none}.zone-editor-row{display:flex;gap:var(--space-3, 12px)}.zone-editor-row .zone-editor-field{flex:1}.zone-color-list{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2, 8px)}.zone-color-btn{padding:var(--space-1, 4px) var(--space-2, 8px);border:2px solid transparent;border-radius:var(--radius-sm, 6px);font-size:var(--text-xs, .75rem);color:var(--text-primary, #fff);cursor:pointer;transition:all .15s;text-align:center}.zone-color-btn:hover{transform:scale(1.05)}.zone-color-btn.active{border-color:var(--primary, hsl(243, 75%, 59%));box-shadow:0 0 0 1px var(--primary, hsl(243, 75%, 59%))}.zone-editor-actions{display:flex;gap:var(--space-2, 8px);justify-content:flex-end;margin-top:var(--space-4, 16px)}.zone-delete-btn{color:#eb4747!important;margin-right:auto}@media(max-width:1024px){.planner-layout{grid-template-columns:200px 1fr}.info-panel{display:none}.info-fab{display:flex}}@media(max-width:768px){html,body{overflow:hidden;position:fixed;width:100%;height:100%}.nav{display:none}.planner-layout{grid-template-columns:1fr;grid-template-rows:1fr auto;height:100vh;height:100dvh}.parts-panel{position:fixed;bottom:0;left:0;right:0;height:auto;max-height:45vh;border-right:none;border-top:1px solid var(--border, rgba(255,255,255,.08));z-index:25;transform:translateY(calc(100% - 44px));transition:transform var(--duration-normal, .3s) ease;padding-bottom:env(safe-area-inset-bottom,0)}.parts-panel.expanded{transform:translateY(0)}.parts-panel-handle{display:flex;align-items:center;justify-content:center;height:44px;cursor:pointer;-webkit-tap-highlight-color:transparent}.parts-panel-handle:before{content:"";width:36px;height:4px;background:#ffffff40;border-radius:2px}.parts-category-title{font-size:.7rem;padding:4px 8px}.canvas-area{grid-row:1}.info-panel{display:none}.power-pack{top:8px;right:8px;padding:6px 8px;min-width:auto;border-radius:10px}.power-pack:not(.collapsed){max-width:160px;max-height:70vh;overflow-y:auto}.power-pack .power-pack-brand{font-size:.6rem}.power-pack .power-pack-model{font-size:.65rem}.canvas-toolbar{bottom:52px;left:4px;right:4px;transform:none;flex-wrap:wrap;justify-content:center;gap:1px;padding:3px 4px;border-radius:8px;z-index:15}.canvas-toolbar .toolbar-btn{min-width:34px;min-height:34px;font-size:1rem;padding:4px}.canvas-toolbar .toolbar-divider{display:none}.selection-info{bottom:auto;top:8px;left:8px;right:8px;transform:none;justify-content:center;font-size:.75rem;padding:5px 10px}.info-fab{width:44px;height:44px;font-size:1.2rem;top:8px;left:8px}.zoom-indicator{font-size:.65rem;top:4px;right:4px}.canvas-hint{transform:translate(-50%,-60%)}.canvas-hint-icon{font-size:2rem}.canvas-hint-text{font-size:.8rem}.canvas-hint-templates{gap:4px}.canvas-hint-sub{font-size:.65rem}.panel-toggle-btn{display:none!important}.planner-layout.panel-collapsed{grid-template-columns:1fr!important;height:100vh!important;height:100dvh!important}.planner-layout.panel-collapsed .parts-panel{opacity:1!important;pointer-events:auto!important;overflow:visible!important;padding:0!important}}.info-fab{display:none;position:absolute;top:var(--space-3, 12px);left:var(--space-3, 12px);width:40px;height:40px;border-radius:50%;background:#111318d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);color:#fff;font-size:1.1rem;cursor:pointer;z-index:10;align-items:center;justify-content:center}@media(min-width:769px){.parts-panel-handle{display:none}}.beta-disclaimer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s ease}.beta-disclaimer-overlay.hidden{display:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.beta-disclaimer-dialog{background:var(--surface-1, #111318);border:1px solid rgba(234,179,8,.3);border-radius:var(--radius-lg, 12px);padding:var(--space-8, 32px);max-width:480px;width:90vw;text-align:center;box-shadow:0 24px 80px #00000080,0 0 60px #eab30814}.beta-disclaimer-icon{font-size:3rem;margin-bottom:var(--space-4, 16px)}.beta-disclaimer-title{font-size:var(--text-xl, 1.25rem);font-weight:800;color:#f6a823;margin:0 0 var(--space-4, 16px) 0}.beta-disclaimer-body{text-align:left;font-size:var(--text-sm, .875rem);color:var(--text-secondary, rgba(255,255,255,.7));line-height:1.7}.beta-disclaimer-body p{margin:0 0 var(--space-3, 12px) 0}.beta-disclaimer-body ul{list-style:none;padding:0;margin:0 0 var(--space-4, 16px) 0;display:flex;flex-direction:column;gap:var(--space-2, 8px)}.beta-disclaimer-body li{padding:var(--space-2, 8px) var(--space-3, 12px);background:#eab3080f;border:1px solid rgba(234,179,8,.12);border-radius:var(--radius-sm, 6px);font-size:var(--text-sm, .875rem)}.beta-disclaimer-warning{padding:var(--space-3, 12px);background:#ef444414;border:1px solid rgba(239,68,68,.2);border-radius:var(--radius-sm, 6px);color:#f37272;font-size:var(--text-xs, .75rem)!important;line-height:1.6}.beta-disclaimer-btn{display:inline-flex;align-items:center;justify-content:center;width:100%;margin-top:var(--space-5, 20px);padding:var(--space-3, 12px) var(--space-6, 24px);background:linear-gradient(135deg,#e69b19,#cb850b);color:#fff;font-size:var(--text-base, 1rem);font-weight:700;border:none;border-radius:var(--radius-md, 8px);cursor:pointer;transition:all .2s;box-shadow:0 4px 16px #eab30840}.beta-disclaimer-btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px #eab30859}[data-theme=light] .parts-panel{background:#f6f7f9;border-right-color:#dcdfe5}[data-theme=light] .parts-panel::-webkit-scrollbar-thumb{background:#0000001f}[data-theme=light] .parts-panel-title{color:#6c7993}[data-theme=light] .parts-category-header{color:#363d49}[data-theme=light] .parts-category-header:hover{background:#0000000a}[data-theme=light] .parts-item{color:#363d49}[data-theme=light] .parts-item:hover{background:#0000000a}[data-theme=light] .parts-item-price{color:#626d84}[data-theme=light] .parts-item-sub{color:#7b879d}[data-theme=light] .canvas-area{background:#f6f5f4}[data-theme=light] .canvas-toolbar{background:#ffffffe0;border-color:#d3d7de;box-shadow:0 2px 12px #00000014}[data-theme=light] .toolbar-btn{color:#414958}[data-theme=light] .toolbar-btn:hover{background:#0000000f}[data-theme=light] .toolbar-btn:active{background:#4f46e526}[data-theme=light] .toolbar-divider{background:#d3d7de}[data-theme=light] .canvas-hint-text{color:#6c7993}[data-theme=light] .canvas-hint-sub{color:#8a94a8}[data-theme=light] .template-btn{background:#0000000a;border-color:#cacfd8;color:#4c5567}[data-theme=light] .template-btn:hover{background:#4f46e514;border-color:#4f46e54d;color:#251dc9}[data-theme=light] .zoom-indicator{background:#ffffffd9;color:#576175;border-color:#d3d7de}[data-theme=light] .info-panel{background:#f6f7f9;border-left-color:#dcdfe5}[data-theme=light] .info-panel::-webkit-scrollbar-thumb{background:#0000001f}[data-theme=light] .info-section{background:#00000005;border-color:#dcdfe5}[data-theme=light] .info-section-title{color:#6c7993}[data-theme=light] .info-dim-item{background:#00000005}[data-theme=light] .info-dim-value{color:#2b303b}[data-theme=light] .info-dim-label{color:#7b879d}[data-theme=light] .parts-list-name{color:#2b303b}[data-theme=light] .parts-list-item{border-bottom-color:#0000000f}[data-theme=light] .parts-list-price{color:#6c7993}[data-theme=light] .parts-total{border-top-color:#d3d7de}[data-theme=light] .parts-total-label{color:#2b303b}[data-theme=light] .validation-msg{color:#363d49}[data-theme=light] .room-dialog{background:#fff;border-color:#d3d7de;box-shadow:0 12px 40px #0000001f}[data-theme=light] .room-dialog-field label{color:#626d84}[data-theme=light] .room-dialog-field input{background:#f6f7f9;border-color:#cacfd8;color:#21242c}[data-theme=light] .beta-disclaimer-overlay{background:#ffffffb3}[data-theme=light] .beta-disclaimer-dialog{background:#fff;border-color:#eab30840;box-shadow:0 24px 80px #0000001f,0 0 40px #eab3080f}[data-theme=light] .beta-disclaimer-body{color:#4c5567}[data-theme=light] .beta-disclaimer-body li{background:#eab3080f;border-color:#eab30826;color:#363d49}[data-theme=light] .beta-disclaimer-warning{background:#ef44440d;border-color:#ef444426;color:#c32222}[data-theme=light] .info-fab{background:#ffffffe6;border-color:#d3d7de;color:#414958}[data-theme=light] .beta-badge{background:#e8a5301f;color:#ad791f;border-color:#e8a53040}[data-theme=light] .price-tip{color:#8a94a8}[data-theme=light] .room-dialog-desc{color:#6c7993}[data-theme=light] .room-show-label{color:#363d49}[data-theme=light] .toolbar-btn.active{background:#4f46e51f;color:#251dc9}[data-theme=light] .zone-editor-dialog{background:#fff;border-color:#d3d7de;box-shadow:0 12px 40px #0000001f}[data-theme=light] .zone-editor-dialog h3{color:#2b303b}[data-theme=light] .zone-editor-field label{color:#6c7993}[data-theme=light] .zone-editor-field input{background:#f6f7f9;border-color:#cacfd8;color:#21242c}[data-theme=light] .zone-color-btn{color:#2b303b}[data-theme=light] .zone-editor-overlay{background:#fff9}[data-theme=light] .power-pack{background:linear-gradient(160deg,#f0f1f5,#e2e4ea);border-color:#cacfd8;box-shadow:0 4px 20px #00000014}[data-theme=light] .power-pack-brand{color:#414958}[data-theme=light] .power-pack-header{border-bottom-color:#dcdfe5}[data-theme=light] .sim-select{background:#f6f7f9;border-color:#cacfd8;color:#21242c}[data-theme=light] .sim-select option{background:#fff;color:#333}[data-theme=light] .sim-speed-display{border-top-color:#e2e4e9}[data-theme=light] .throttle-labels{color:#6c7993}