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16px;width:16px;height:16px;fill:none;stroke:var(--game-muted);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.bauble-editor[data-has-selection=true] .ornament-picker{border-color:var(--game-line);background:#3b3f49;box-shadow:0 1px 2px #00000026}.bauble-editor[data-has-selection=true] .ornament-thumbnail:after{content:"\2713";position:absolute;right:2px;bottom:2px;display:grid;place-items:center;width:16px;height:16px;border:1px solid var(--game-solid);border-radius:50%;color:var(--game-solid);background:var(--game-text);font-size:14px;font-weight:800;line-height:1}.bauble-editor[data-has-selection=true] #edit-selected-index{color:var(--game-muted)}.editor-actions,.preview-actions{height:calc(var(--editor-action-height) + 9px);padding-top:8px;margin-top:10px;border-top:1px solid var(--game-line)}.editor-actions{display:flex;align-items:stretch;gap:5px}.editor-actions:not(:has(button:not(:disabled))){display:none}.editor-actions button:disabled{display:none}.bauble-editor:has(#edit-preview-actions:not([hidden])) .editor-actions{display:none}.bulb-study .tool-button{display:flex;flex:1;min-width:44px;flex-direction:row;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:7px 5px;border-color:transparent;border-radius:8px;background:transparent;box-shadow:none}.bulb-study .editor-actions .tool-button{height:var(--editor-action-height);min-height:var(--editor-action-height);padding:4px 5px}.tool-button svg{width:17px;height:17px;flex:0 0 17px}.tool-button span:last-child{font-size:14px;line-height:1.3;white-space:nowrap}@media(hover:hover)and (pointer:fine)and (min-width:721px){.bulb-study .editor-actions .tool-button:hover{border-color:#fff2;background:#ffffff0a}}.bulb-study #edit-delete{color:var(--game-text)}.bulb-study #edit-add{display:flex;flex-direction:column;gap:4px;color:var(--game-primary-text);background:var(--game-primary);border-color:#ffffff12;border-radius:10px;font-weight:700}.bulb-study #edit-add svg{width:22px;height:22px}@media(hover:hover)and (pointer:fine)and (min-width:721px){.bulb-study #edit-add:hover{color:var(--game-primary-text);background:var(--game-primary-hover)}}.bulb-study #edit-add[aria-pressed=true]{color:var(--game-text);border-color:var(--game-muted);background:var(--game-surface)}@media(hover:hover)and (pointer:fine)and (min-width:721px){.bulb-study #edit-add[aria-pressed=true]:hover{background:#3b3f49}}#edit-add-icon{transition:transform .14s}#edit-add[aria-pressed=true] 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0;color:var(--game-muted);font-size:14px;line-height:1.7}.brightness-control{display:flex;justify-content:space-between;gap:12px;margin-top:12px;color:var(--game-muted);font-size:14px}.brightness-slider{display:block;width:100%;margin:10px 0 0;accent-color:var(--game-accent)}.route-label{display:block;margin:12px 0 6px;color:var(--game-muted);font-size:14px}.route-select{width:100%;padding:10px;border:1px solid var(--game-line);border-radius:10px;background:var(--game-solid);color:var(--game-text);font:inherit;font-size:14px}.bulb-study .custom-select-trigger{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--game-line);border-radius:10px;color:var(--game-text);background:#ffffff06;font:inherit;font-size:14px;text-align:left}.bulb-study .custom-select-trigger[aria-expanded=true]{border-color:var(--game-accent);background:#ffffff0a}@media(hover:hover)and (pointer:fine)and (min-width:721px){.bulb-study .custom-select-trigger:hover{border-color:var(--game-accent);background:#ffffff0a}}.custom-select-value{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.custom-select-chevron{flex:0 0 16px;width:16px;height:16px;fill:none;stroke:var(--game-muted);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:transform .14s}[aria-expanded=true]>.custom-select-chevron,[aria-expanded=true]>.picker-chevron{transform:rotate(180deg)}.custom-select-popup{position:fixed;z-index:110;display:flex;flex-direction:column;max-width:calc(100vw - 24px);overflow:hidden;padding:5px;border:1px solid var(--game-line);border-radius:12px;background:var(--game-solid);color:var(--game-text);box-shadow:0 14px 40px #0000003d,0 2px 8px #00000026;color-scheme:dark}.custom-select-heading{flex:0 0 auto;padding:10px 10px 11px;margin-bottom:4px;border-bottom:1px solid 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(min-width:721px){#tree-file::file-selector-button:hover{background:#3b3f49}}.route-detail{margin:14px 0;font-size:14px}.route-detail summary{cursor:pointer;color:var(--game-text)}#rebuild-route{width:100%;margin-top:12px}.bauble-toggle{display:flex;gap:8px;align-items:center;color:var(--game-text);font-size:14px}.bauble-toggle input{width:17px;height:17px;accent-color:var(--game-accent)}.advanced-controls>summary{padding:4px 0 8px;color:var(--game-muted);font-size:14px;cursor:pointer}.advanced-content{padding-top:14px}.bulb-study .reference-card{margin:0 0 20px}.bulb-study .reference-card figcaption{color:var(--game-muted);font-size:14px}.bulb-study .reference-open,.bulb-study .reference-hint{color:var(--game-muted)}.bulb-study .reference-card a{min-height:100px;border-color:var(--game-line);border-radius:12px;background:var(--game-backdrop-day)}.bulb-study .reference-card img{height:130px;padding:8px}.reference-status{color:var(--game-muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes game-drawer-in{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}@keyframes game-toast-in{0%{opacity:0;transform:translate(-50%,-5px)}to{opacity:1;transform:translate(-50%)}}@media(max-width:720px){.branch-study.bulb-study{--game-safe-top: 88px;--game-safe-bottom: 254px}.game-hud{top:max(14px,calc(env(safe-area-inset-top) + 8px));left:max(16px,env(safe-area-inset-left));right:max(16px,env(safe-area-inset-right));gap:10px}.game-brand{gap:9px}.game-emblem{width:39px;height:39px;border-radius:10px}.game-brand h1{font-size:19px}.game-brand .eyebrow{font-size:7px}.bulb-study .game-icon-button{width:44px;min-width:44px;padding:10px;border-radius:10px}.game-icon-button>span{display:none}.game-toast{top:max(78px,calc(env(safe-area-inset-top) + 70px))}.bauble-editor{width:calc(100% - 24px);max-width:480px;bottom:max(12px,calc(env(safe-area-inset-bottom) + 8px));border-radius:14px}}@media(max-width:720px),(hover:none)and (pointer:coarse){.game-hud-actions{display:none}.bulb-study #game-settings-mobile-toggle{position:absolute;right:0;top:-54px;display:inline-flex;width:auto;min-width:88px;height:44px;padding:10px 13px;background:var(--game-solid)}#game-settings-mobile-toggle>span{display:inline}}@media(max-width:360px){.editor-tool-row{grid-template-columns:minmax(0,1fr) 62px;gap:8px}.bulb-study .ornament-picker{padding:7px;gap:7px}.ornament-thumbnail{flex-basis:38px;width:38px;height:38px}.ornament-picker-copy strong{font-size:14px}.ornament-picker-copy>span{font-size:14px}.bulb-study .editor-actions .tool-button{flex-direction:column;gap:3px}.tool-button span:last-child{font-size:14px}}@media(orientation:landscape)and (max-height:540px){.branch-study.bulb-study{--game-safe-top: 72px;--game-safe-bottom: 20px;--game-safe-right: 340px}.game-hud{top:max(12px,env(safe-area-inset-top));left:max(16px,env(safe-area-inset-left));right:max(16px,env(safe-area-inset-right))}.game-brand h1{font-size:18px}.game-brand .eyebrow{font-size:7px}.bauble-editor{left:auto;right:max(14px,env(safe-area-inset-right));bottom:max(12px,env(safe-area-inset-bottom));width:300px;max-width:calc(100% - 28px);transform:none}.editor-tool-row{grid-template-columns:minmax(0,1fr) 60px;gap:8px}.bulb-study .ornament-picker{min-height:58px;padding:7px;gap:7px}.ornament-thumbnail{flex-basis:38px;width:38px;height:38px}.ornament-picker-copy strong{font-size:14px}.ornament-picker-copy>span{font-size:14px}.editor-actions .tool-button{flex-direction:column;gap:3px;padding:4px}.editor-actions .tool-button span:last-child{font-size:14px}}@media(prefers-reduced-motion:reduce){.bulb-study 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button,#game-settings input[type=range]{touch-action:pan-y}#game-settings input[type=range]::-webkit-slider-thumb{touch-action:pan-y}#game-settings input[type=range]::-moz-range-thumb{touch-action:pan-y}#game-settings input[type=range]{--settings-range-thumb-size:18px}#room-walk-controls{position:absolute;z-index:45;left:max(24px,env(safe-area-inset-left));bottom:max(28px,env(safe-area-inset-bottom));display:flex;align-items:end;gap:18px;pointer-events:none}#room-walk-controls[hidden]{display:none}#room-walk-controls p{margin:0 0 14px;color:#f5efdf;text-shadow:0 1px 5px #000;font-size:14px;line-height:1.8}#room-walk-joystick{position:relative;width:120px;height:120px;flex:0 0 auto;border:1px solid #f2e6ce70;border-radius:50%;background:#25282e80;box-shadow:inset 0 0 25px #0004;pointer-events:auto;touch-action:none;-webkit-user-select:none;user-select:none}#room-walk-knob{display:block;position:absolute;left:36px;top:36px;width:48px;height:48px;border:1px solid #fff6;border-radius:50%;background:#e1e5eddc;box-shadow:0 3px 10px #0004}.walk-touch-hint,body[data-room-walk=true] #bauble-editor,body[data-room-walk=true] .stage-hint{display:none}body[data-game-settings-open=true] #room-walk-controls{visibility:hidden}body[data-room-walk=true] .game-hud-actions{display:flex}@media(max-width:720px){.game-hud-actions{display:flex}body:not([data-room-walk=true]) #game-settings-toggle{display:none}.bulb-study #room-walk-toggle{width:auto;min-width:44px;padding:10px}#room-walk-toggle>span{display:inline;font-size:14px}#room-walk-controls{left:max(22px,env(safe-area-inset-left));bottom:max(24px,env(safe-area-inset-bottom));gap:14px}#room-walk-controls p{font-size:14px}.walk-touch-hint{display:inline}.walk-key-hint{display:none}}.settings-topbar{display:flex;align-items:center;justify-content:flex-end;flex:0 0 48px;padding:8px 12px 4px}.color-heading{display:flex;align-items:center;gap:4px;margin-bottom:6px}.bulb-study .settings-content .color-heading h2{margin:0 4px 0 0}.bulb-study .color-off{display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;padding:0;border-color:transparent;background:transparent}.color-off svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.color-pattern-row{margin-bottom:10px}.bulb-study .color-pattern-buttons{grid-template-columns:repeat(3,minmax(0,1fr));margin:0}.bulb-study .color-pattern-row button{min-width:0;min-height:44px;padding:7px 4px;font-size:14px;white-space:nowrap}.bulb-study .color-buttons{grid-template-columns:repeat(7,minmax(0,1fr));gap:2px}.bulb-study .color-buttons button{min-width:0;height:44px;padding:0;border-color:transparent;background:transparent}.bulb-study .color-buttons span{width:clamp(30px,9vw,38px);height:clamp(30px,9vw,38px);flex:0 0 auto;border:1px solid #ffffff30;transition:box-shadow .12s}.bulb-study .color-buttons 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*{-webkit-tap-highlight-color:transparent}body .bulb-study :is(button,a,input,select,summary):focus-visible,body .bulb-study .ornament-picker:focus-visible,body .custom-select-popup:focus-visible,body .custom-select-option:focus-visible{outline-offset:-3px}body[data-input-method=pointer] .bulb-study :is(button,a,input,select,summary,canvas):focus-visible,body[data-input-method=pointer] .bulb-study .ornament-picker:focus-visible,body[data-input-method=pointer] .custom-select-popup:focus-visible,body[data-input-method=pointer] .custom-select-option:focus-visible{outline:none}body[data-input-method=pointer] .brightness-slider:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 1px #ffffff3b,0 2px 5px #00000026}body[data-input-method=pointer] .brightness-slider:focus-visible::-moz-range-thumb{box-shadow:0 0 0 1px #ffffff3b,0 2px 5px #00000026}@media(max-width:720px),(hover:none),(pointer:coarse){.game-page,.game-page *{scrollbar-width:none}.game-page::-webkit-scrollbar,.game-page 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.settings-topbar{display:none}.tree-editor-shell #game-settings .settings-content{display:flex;flex-direction:column;gap:8px;min-height:0;height:100%;padding:0;overflow:auto}.tree-editor-shell .control-section,.bulb-study .tree-editor-shell .settings-content .control-section{margin:0;padding:0;border:0}.tree-editor-shell #ambient-controls h2,.tree-editor-shell .color-heading{display:none}.tree-editor-shell .brightness-control{display:flex;justify-content:space-between;gap:8px;height:16px;margin:0;color:#c9cdd5;font-size:14px;line-height:16px}.bulb-study .tree-editor-shell input[type=range].brightness-slider{height:36px;margin:0;padding:0 12px;box-sizing:border-box}.tree-editor-shell .bulb-colors{display:flex;flex-direction:column;gap:8px}.bulb-study .tree-editor-shell .color-buttons{display:grid;grid-template-columns:repeat(auto-fit,minmax(44px,1fr));gap:0}.bulb-study .tree-editor-shell .color-buttons 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i{position:absolute;left:17px;top:16px;width:2px;height:7px;border-radius:2px;transform:rotate(var(--ray)) translateY(-16px);background:#ffe6ad;box-shadow:0 0 6px #ffdc8866}@keyframes editor-tool-enter{0%{opacity:.5}to{opacity:1}}.tree-editor-shell #object-tool-content>:not([hidden]){animation:editor-tool-enter .14s ease-out}@media(prefers-reduced-motion:reduce){.tree-editor-shell #object-tool-content>:not([hidden]){animation:none}}.bulb-study .tree-editor-shell #bauble-editor{overflow:hidden;grid-template-columns:minmax(0,1fr);padding-bottom:2px}#ornament-action-bar .tool-button{white-space:nowrap;width:auto;flex-direction:row;flex-wrap:nowrap;line-height:16px}.bulb-study .tree-editor-shell[data-tool=ornaments] #bauble-editor:not([hidden]){grid-template-columns:minmax(0,1fr) 88px;grid-template-rows:44px minmax(88px,1fr);column-gap:4px;row-gap:8px;align-content:start;align-items:start;padding:0 0 2px}.tree-editor-shell #bauble-editor 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