/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.contents{display:contents}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{color:#263752;font-synthesis:none;text-rendering:optimizelegibility;--blue:#4d8df7;--blue-dark:#2c67d8;--ink:#263752;--muted:#71829b;--cream:#fffdf7;--line:#d9e5f4;background:#d8eeff;font-family:PingFang SC,Microsoft YaHei,ui-rounded,system-ui,sans-serif}*{box-sizing:border-box}html,body,#root{overscroll-behavior:none;width:100%;min-width:320px;height:100%;min-height:100%;margin:0;overflow:hidden}body{min-height:100dvh;overflow:hidden}button,a{color:inherit;font:inherit}button{border:0}button:focus-visible,a:focus-visible{outline-offset:3px;outline:4px solid #ffbd4a}.lab-shell{background:radial-gradient(circle at 3% 2%,#ffffffd9 0 4%,#0000 15%),linear-gradient(#eaf7ff 0%,#cde9ff 52%,#dff1db 100%);grid-template-rows:auto minmax(0,1fr) auto;width:100%;height:100dvh;min-height:100dvh;padding:clamp(12px,1.6vw,24px);display:grid;overflow:hidden}.topbar{z-index:20;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffe6;border:2px solid #fffffff0;border-radius:30px;grid-template-columns:minmax(230px,1fr) auto minmax(230px,1fr);align-items:center;gap:18px;width:min(1680px,100%);margin:0 auto 14px;padding:12px 16px;display:grid;box-shadow:0 12px 34px #477aa624}.brand{align-items:center;gap:12px;text-decoration:none;display:flex}.brand-mark{color:#fff;background:linear-gradient(145deg,#93d474,#52b55b);border-radius:18px;place-items:center;width:54px;height:54px;display:grid;box-shadow:inset 0 3px 4px #ffffff80,0 6px 16px #429e4f38}.brand strong,.brand small{display:block}.brand strong{color:#348e4c;letter-spacing:-.02em;font-size:22px;font-weight:950}.brand strong em{color:#ff8a42;font-style:normal}.brand small{color:#8a9aab;letter-spacing:.06em;margin-top:2px;font-size:11px;font-weight:800}.level-switcher{background:#f5f8fb;border:1px solid #e3ebf3;border-radius:24px;gap:5px;padding:5px;display:flex}.level-switcher button{cursor:pointer;background:0 0;border-radius:19px;justify-content:center;align-items:center;gap:7px;min-width:112px;padding:8px 14px;transition:transform .18s,background .18s,box-shadow .18s;display:flex}.level-switcher button:hover{transform:translateY(-1px)}.level-switcher button.is-active{color:#fff;background:linear-gradient(135deg,#69a8ff,#4e83ee);box-shadow:0 6px 16px #4377e045}.level-switcher span,.level-switcher small{display:block}.level-switcher span{font-size:15px;font-weight:900;line-height:1.1}.level-switcher small{opacity:.78;margin-top:2px;font-size:9px;font-weight:700}.sound-menu{justify-self:end;position:relative}.top-actions{justify-self:end;align-items:center;gap:8px;min-width:0;display:flex}.sound-menu-trigger{cursor:pointer;background:#fff;border:1px solid #e0e9f3;border-radius:22px;align-items:center;gap:9px;padding:8px 10px 8px 14px;display:flex;box-shadow:0 5px 14px #5577961c}.sound-menu-trigger span small,.sound-menu-trigger span strong{text-align:left;display:block}.sound-menu-trigger span small{color:var(--muted);font-size:9px}.sound-menu-trigger span strong{margin-top:1px;font-size:13px}.sound-mode-badge{color:#fff;background:var(--blue);border-radius:14px;padding:7px 9px;font-weight:900;font-size:11px!important}.sound-popover{z-index:50;border:1px solid var(--line);background:#fff;border-radius:18px;width:205px;padding:8px;position:absolute;top:calc(100% + 10px);right:0;box-shadow:0 18px 45px #27476e33}.sound-popover button{cursor:pointer;text-align:left;background:0 0;border-radius:12px;grid-template-columns:auto 1fr auto;align-items:center;gap:3px 9px;width:100%;padding:10px 12px;font-size:13px;font-weight:800;display:grid}.sound-popover button small{color:#91a0b0;font-size:9px;font-weight:700}.sound-popover button:hover,.sound-popover button.is-active{color:var(--blue-dark);background:#edf4ff}.immersive-button{cursor:pointer;min-width:58px;min-height:43px;color:var(--blue-dark);background:#fff;border:1px solid #dce8f6;border-radius:18px;justify-content:center;align-items:center;gap:5px;padding:7px 10px;font-size:11px;font-weight:900;display:flex;box-shadow:0 5px 14px #5577961c}.immersive-button:hover,.immersive-button[aria-pressed=true]{color:#fff;background:var(--blue)}.sound-feedback{z-index:80;pointer-events:none;color:#fff;opacity:0;background:#274976e6;border-radius:16px;align-items:center;gap:7px;max-width:calc(100% - 24px);padding:9px 14px;font-size:12px;font-weight:850;transition:opacity .18s,transform .18s;display:flex;position:fixed;top:88px;left:50%;transform:translate(-50%,-8px);box-shadow:0 9px 25px #1c375b3d}.sound-feedback.is-visible{opacity:1;transform:translate(-50%)}.learning-stage{background:#f6fbff;border:4px solid #ffffffeb;border-radius:35px;width:min(1680px,100%);min-height:0;margin:0 auto;display:grid;position:relative;overflow:hidden;box-shadow:0 18px 48px #38668b2e}.stage-hint{z-index:12;color:#3e6f9f;background:#ffffffe6;border:1px solid #75b2eb47;border-radius:18px;align-items:center;gap:8px;padding:9px 15px;display:flex;position:absolute;top:15px;left:18px;box-shadow:0 6px 18px #36699b1c}.stage-hint strong{font-size:13px}.stage-hint span{color:#8193a7;border-left:1px solid #dbe5ef;padding-left:8px;font-size:11px}.stage-grid{grid-template-columns:minmax(0,1fr) minmax(330px,28%);min-height:0;display:grid}.car-canvas{aspect-ratio:16/10;background:#cceafd;min-height:0;position:relative;overflow:hidden}.car-canvas:after{pointer-events:none;content:"";background:linear-gradient(#0000,#28524614);height:18%;position:absolute;bottom:0;left:0;right:0}.car-canvas>img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.hotspot{--spot:#4e91ff;z-index:8;top:var(--hotspot-y);left:var(--hotspot-x);cursor:pointer;filter:drop-shadow(0 5px 8px #1b2e4838);background:0 0;justify-content:center;align-items:center;min-width:44px;min-height:44px;display:flex;position:absolute;transform:translate(-50%,-50%)}.hotspot:before{z-index:-1;background:var(--spot);border:3px solid #ffffffe0;border-radius:50%;width:45px;height:45px;position:absolute}@supports (color:color-mix(in lab, red, red)){.hotspot:before{background:color-mix(in srgb,var(--spot) 30%,transparent)}}.hotspot:before{content:"";animation:2.2s ease-in-out infinite breathe}.hotspot>span{color:#fff;background:var(--spot);width:34px;height:34px;box-shadow:0 0 0 3px var(--spot);border:3px solid #fff;border-radius:50%;place-items:center;font-size:13px;font-weight:950;display:grid}@supports (color:color-mix(in lab, red, red)){.hotspot>span{box-shadow:0 0 0 3px color-mix(in srgb,var(--spot) 35%,transparent)}}.hotspot b{white-space:nowrap;background:#fffffff5;border:2px solid #fff;border-radius:13px;margin-left:7px;padding:7px 10px;font-size:12px;font-weight:950}.hotspot:hover,.hotspot.is-selected{z-index:10;transform:translate(-50%,-50%)scale(1.08)}.hotspot.is-selected b{color:var(--spot)}.hotspot.is-coral{--spot:#ff665c}.hotspot.is-orange{--spot:#f5a524}.hotspot.is-green{--spot:#63bd62}.hotspot.is-blue{--spot:#4e91ff}.hotspot.is-purple{--spot:#9566e9}.hotspot.is-yellow{--spot:#e9b52e}@keyframes breathe{0%,to{opacity:.5;transform:scale(.8)}50%{opacity:.12;transform:scale(1.35)}}.knowledge-card{background:var(--cream);border-left:1px solid #d7e5f2;flex-direction:column;min-width:0;padding:38px 32px 22px 42px;display:flex;position:relative;box-shadow:-12px 0 28px #2750751f}.knowledge-card:before{pointer-events:none;content:"";border:2px solid #e8dec8;border-radius:26px;position:absolute;inset:11px}.binder-hole{z-index:3;background:linear-gradient(#eef4f8,#abbccc);border:3px solid #a3b7ca;border-right:0;border-radius:12px 0 0 12px;width:25px;height:12px;position:absolute;left:-10px}.binder-hole-one{top:23%}.binder-hole-two{top:49%}.binder-hole-three{top:75%}.bookmark{z-index:4;color:#ffc74f;filter:drop-shadow(0 3px 2px #aa711126);position:absolute;top:8px;right:30px}.card-heading{z-index:2;align-items:center;gap:13px;display:flex;position:relative}.card-dot{background:#ff665c;border:4px solid #fff;border-radius:50%;width:18px;height:18px;box-shadow:0 0 0 3px #ffc3be}.card-dot.is-orange{background:#f5a524;box-shadow:0 0 0 3px #ffe0a7}.card-dot.is-green{background:#63bd62;box-shadow:0 0 0 3px #bde8bc}.card-dot.is-blue{background:#4e91ff;box-shadow:0 0 0 3px #b9d2ff}.card-dot.is-purple{background:#9566e9;box-shadow:0 0 0 3px #d5c0fa}.card-dot.is-yellow{background:#e9b52e;box-shadow:0 0 0 3px #f7e2a5}.card-eyebrow{color:#9aa8b7;letter-spacing:.12em;font-size:10px;font-weight:900}.card-heading h2{color:#ef5f56;margin:2px 0 0;font-size:clamp(26px,2.1vw,38px);line-height:1}.card-heading p{color:#ee766d;margin:5px 0 0;font-size:14px;font-weight:800}.speak-button{z-index:2;cursor:pointer;color:#fff;background:linear-gradient(145deg,#ff796d,#ff5d56);border:8px solid #fff1ec;border-radius:50%;justify-content:center;align-items:center;gap:4px;width:94px;height:76px;margin:26px auto 18px;transition:transform .16s;display:flex;position:relative;box-shadow:0 7px 18px #ed5f5742}.speak-button:hover{transform:scale(1.05)}.sound-wave{color:#f7b3ae;letter-spacing:-2px;font-size:10px;font-weight:950}.card-copy{z-index:2;border-top:1px dashed #dcd8cf;flex:1;min-height:0;padding:17px 2px;position:relative}.card-copy h3{color:#384a60;margin:0 0 10px;font-size:17px}.card-copy>p{color:#52647a;margin:0;font-size:clamp(13px,1.05vw,16px);font-weight:650;line-height:1.8}.explore-prompt{color:#a06c14;background:#fff2cc;border-radius:13px;align-items:flex-start;gap:7px;margin-top:14px;padding:10px 12px;font-size:12px;font-weight:800;line-height:1.5;display:flex}.page-controls{z-index:2;border-top:1px dashed #dcd8cf;justify-content:space-between;align-items:center;padding-top:16px;display:flex;position:relative}.page-controls button{cursor:pointer;width:38px;height:38px;color:var(--blue);background:#fff;border:1px solid #dfebf8;border-radius:50%;place-items:center;display:grid;box-shadow:0 4px 11px #4c70961f}.page-controls button:disabled{cursor:default;opacity:.3}.page-controls strong{color:#8794a4;font-size:12px}.page-controls strong span{color:var(--ink);font-size:17px}.coming-view{color:#5e7590;text-align:center;background:radial-gradient(circle,#f8fcff,#d9efff);place-content:center;justify-items:center;height:100%;min-height:520px;padding:40px;display:grid}.coming-view strong{margin-top:14px;font-size:27px}.coming-view p{color:#7c91a8;margin:7px 0 20px}.coming-view button{cursor:pointer;color:#fff;background:var(--blue);border-radius:16px;align-items:center;gap:8px;padding:10px 16px;font-weight:850;display:flex}.view-dock{background:#ffffffeb;border:2px solid #ffffffe6;border-radius:28px;align-items:center;gap:6px;width:min(1420px,100% - 50px);margin:12px auto 0;padding:6px;display:flex;box-shadow:0 10px 28px #305c7f29}.view-tabs{flex:1;grid-template-columns:repeat(5,1fr);gap:5px;display:grid}.view-tabs button{cursor:pointer;background:0 0;border-radius:19px;justify-content:center;align-items:center;gap:9px;min-width:0;padding:8px 10px;display:flex}.view-tabs button.is-active{color:#fff;background:linear-gradient(135deg,#67a7ff,#4e83ee);box-shadow:0 6px 14px #4276dc38}.view-tabs span,.view-tabs small{text-align:left;display:block}.view-tabs span{font-size:13px;font-weight:900}.view-tabs small{opacity:.75;text-overflow:ellipsis;white-space:nowrap;max-width:150px;margin-top:2px;font-size:8px;font-weight:700;overflow:hidden}.dock-arrow{cursor:pointer;color:#5c91e8;background:#edf5ff;border-radius:50%;flex:0 0 42px;place-items:center;width:42px;height:42px;display:grid}.dock-arrow:disabled{opacity:.3}@media (width<=1050px){.topbar{grid-template-columns:1fr auto}.level-switcher{grid-area:2/1/auto/-1;justify-self:center}.stage-grid{grid-template-columns:minmax(0,1fr) 330px}.view-tabs small{display:none}}@media (width<=760px){.lab-shell{grid-template-rows:auto minmax(0,1fr) 58px;gap:8px;padding:8px}.topbar{border-radius:22px;grid-template-rows:auto auto;grid-template-columns:1fr auto;gap:7px;margin:0;padding:8px;display:grid}.brand{min-width:0}.brand-mark{width:42px;height:42px}.brand strong{font-size:17px}.brand small{display:none}.top-actions{grid-area:1/2;gap:5px}.sound-menu-trigger{padding:6px}.sound-menu-trigger>span:not(.sound-mode-badge){display:none}.immersive-button{min-width:43px;padding:6px}.immersive-button span{display:none}.level-switcher{grid-area:2/1/auto/-1;justify-self:stretch;width:100%;overflow:hidden}.level-switcher button{flex:1;min-width:0;padding:7px 5px}.learning-stage{border-radius:25px;height:100%;min-height:0;overflow:hidden}.stage-hint{padding:6px 9px;top:8px;left:8px}.stage-hint span{display:none}.stage-grid{grid-template-rows:minmax(185px,42%) minmax(0,58%);grid-template-columns:minmax(0,1fr);height:100%;display:grid}.car-canvas{aspect-ratio:auto;width:100%;height:100%}.hotspot{top:var(--hotspot-mobile-y);left:var(--hotspot-mobile-x)}.hotspot:before{width:38px;height:38px}.hotspot>span{width:30px;height:30px;font-size:12px}.hotspot:hover,.hotspot.is-selected{transform:translate(-50%,-50%)scale(1.03)}.hotspot b{display:none}.knowledge-card{border-top:1px solid var(--line);border-left:0;width:100%;height:100%;min-height:0;padding:28px 25px 14px 32px;overflow:hidden;box-shadow:0 -10px 25px #2750751a}.binder-hole{display:none}.card-heading h2{font-size:24px}.speak-button{width:70px;height:62px;margin:14px auto 9px}.card-copy{padding:10px 2px;overflow:auto}.card-copy h3{margin-bottom:6px;font-size:14px}.card-copy>p{font-size:12px;line-height:1.6}.page-controls{padding-top:7px}.view-dock{z-index:30;width:100%;height:58px;margin:0;padding:4px;position:static}.view-tabs{grid-template-columns:repeat(5,1fr);height:100%;overflow:hidden}.view-tabs button{text-align:center;min-width:0;padding:3px;display:block}.view-tabs svg{width:18px;height:18px;margin:auto}.view-tabs span{text-align:center;font-size:10px}.view-tabs small,.dock-arrow{display:none}.sound-popover{width:210px;position:fixed;top:68px;right:8px}.sound-feedback{top:121px}}@media (orientation:landscape) and (height<=650px){html,body,#root{height:100%;overflow:hidden}.lab-shell{grid-template-rows:54px minmax(0,1fr) 46px;gap:6px;height:100dvh;min-height:0;padding:6px 8px;overflow:hidden}.topbar{border-radius:20px;grid-template-rows:1fr;grid-template-columns:minmax(150px,1fr) auto minmax(110px,1fr);gap:10px;height:54px;margin:0 auto;padding:5px 9px;display:grid}.brand{gap:8px;min-width:0}.brand-mark{border-radius:13px;flex:0 0 40px;width:40px;height:40px}.brand strong{text-overflow:ellipsis;white-space:nowrap;font-size:17px;overflow:hidden}.brand small{display:none}.level-switcher{border-radius:17px;grid-area:auto;justify-self:center;gap:2px;width:auto;padding:3px;overflow:visible}.level-switcher button{border-radius:14px;gap:4px;min-width:76px;padding:5px 8px}.level-switcher span{font-size:12px}.level-switcher small{display:none}.top-actions,.sound-menu{justify-self:end}.sound-menu-trigger{border-radius:16px;gap:5px;padding:5px 7px}.sound-menu-trigger>span:not(.sound-mode-badge){display:none}.sound-mode-badge{padding:6px 7px}.immersive-button{min-width:38px;min-height:38px;padding:5px}.immersive-button span{display:none}.sound-feedback{top:62px}.learning-stage{border-width:3px;border-radius:22px;height:100%;min-height:0;overflow:hidden}.stage-grid{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1.55fr) minmax(260px,.85fr);height:100%;min-height:0}.stage-hint{border-radius:13px;gap:5px;padding:5px 9px;top:7px;left:8px}.stage-hint strong{font-size:10px}.stage-hint span{display:none}.car-canvas{aspect-ratio:auto;height:100%;min-height:0}.car-canvas>img{object-fit:cover}.hotspot{top:var(--hotspot-mobile-y);left:var(--hotspot-mobile-x);min-width:40px;min-height:40px}.hotspot:before{width:34px;height:34px}.hotspot>span{border-width:2px;width:28px;height:28px;font-size:11px}.hotspot b{display:none}.hotspot:hover,.hotspot.is-selected{transform:translate(-50%,-50%)scale(1.03)}.knowledge-card{height:100%;min-height:0;padding:16px 18px 10px 25px;overflow:hidden}.knowledge-card:before{border-radius:17px;inset:6px}.binder-hole{width:19px;height:9px;left:-8px}.bookmark{width:25px;height:25px;top:3px;right:18px}.card-heading{gap:8px}.card-dot{border-width:3px;width:13px;height:13px}.card-eyebrow{font-size:8px}.card-heading h2{font-size:21px}.card-heading p{margin-top:2px;font-size:10px}.speak-button{z-index:4;border-width:5px;width:48px;height:48px;margin:0;position:absolute;top:17px;right:48px}.speak-button svg{width:20px}.sound-wave{display:none}.card-copy{margin-top:10px;padding:9px 2px 6px;overflow:auto}.card-copy h3{margin-bottom:5px;padding-right:5px;font-size:12px}.card-copy>p{font-size:10px;line-height:1.55}.explore-prompt{margin-top:6px;padding:5px 7px;font-size:9px;line-height:1.35}.page-controls{padding-top:5px}.page-controls button{width:29px;height:29px}.page-controls strong{font-size:9px}.page-controls strong span{font-size:12px}.view-dock{z-index:30;border-radius:18px;width:min(1050px,100%);height:46px;margin:0 auto;padding:3px;position:static}.view-tabs{grid-template-columns:repeat(5,1fr);gap:2px;height:100%;overflow:visible}.view-tabs button{border-radius:14px;gap:5px;padding:3px 7px;display:flex}.view-tabs button svg{width:17px;height:17px;margin:0}.view-tabs span{text-align:left;font-size:10px}.view-tabs small,.dock-arrow{display:none}}.lab-shell.is-immersive{padding:max(6px,env(safe-area-inset-top)) max(8px,env(safe-area-inset-right)) max(6px,env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left))}@media (orientation:landscape) and (height<=450px) and (width<=900px){.stage-grid{grid-template-columns:minmax(0,1.45fr) minmax(240px,.95fr)}.level-switcher button{min-width:66px;padding-inline:6px}.brand strong{font-size:15px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}
