:root{--ink: #1d2b45;--muted: #5a6880;--line: #dfe5ee;--panel: #fbfcfe;--sky: #bfe0ea;--gold: #f2b632;--teal: #1f8a8a;--teal-dark: #166e6e;--display: "Fredoka", "Trebuchet MS", system-ui, sans-serif;--body: "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:#f4f7fa;color:var(--ink);font-family:var(--body);-webkit-font-smoothing:antialiased}button,input{font:inherit}[hidden]{display:none!important}.route-message,.experience-directory{max-width:780px;margin:130px auto 40px;padding:24px}.route-message h1,.experience-directory h1{font-size:clamp(28px,4vw,44px)}.route-message .secondary{margin-left:12px}.route-message,.experience-directory{position:absolute;inset:0;overflow:auto;max-width:none;margin:0;padding:90px max(24px,calc((100vw - 780px)/2)) 80px}.world{position:fixed;inset:0;overflow:hidden;background:var(--sky)}.world-stage{position:absolute;inset:0;outline:none}.world-canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}.world-canvas:active{cursor:grabbing}.world-labels{position:absolute;inset:0;pointer-events:none}.world-labels>*{position:absolute;left:0;top:0;pointer-events:auto;will-change:transform}.world-label{display:inline-flex;flex-direction:column;align-items:center;max-width:190px;padding:4px 10px 5px;border:0;border-radius:999px;background:#ffffffeb;color:var(--ink);font:600 13px/1.15 var(--display);white-space:nowrap;box-shadow:0 2px #1d2b451f;cursor:pointer}.world-label span{overflow:hidden;max-width:100%;text-overflow:ellipsis}.world-label:before{content:"";position:absolute;bottom:-5px;left:50%;width:8px;height:8px;background:inherit;transform:translate(-50%) rotate(45deg);border-radius:1px}.world-label--major{border-bottom:3px solid var(--place-color);border-radius:10px}.world-label:focus-visible{outline:3px solid var(--gold);outline-offset:2px}.world-top{position:absolute;z-index:20;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:max(12px,env(safe-area-inset-top)) 16px 0;pointer-events:none}.world-top>*{pointer-events:auto}.world-brand{display:inline-flex;align-items:center;gap:9px;padding:7px 14px 7px 8px;border-radius:999px;background:#ffffffe6;color:var(--ink);font:600 17px/1 var(--display);text-decoration:none}.world-brand em{font-style:normal;color:var(--teal)}.world-brand-mark{width:24px;height:24px;border-radius:50%;background:conic-gradient(from 30deg,#e0663f 0 60deg,#3f7fd6 0 120deg,#6aa84f 0 180deg,#c9a227 0 240deg,#d6497b 0 300deg,#2f9c95 0);box-shadow:inset 0 0 0 5px #fff}.world-actions{display:flex;gap:8px}.chip{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 14px;border:0;border-radius:999px;background:#ffffffe6;color:var(--ink);font:600 14px/1 var(--display);cursor:pointer}.chip[aria-pressed=true]{background:var(--ink);color:#fff}.chip--account.is-signed-in{padding-left:6px}.chip-avatar{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:999px;background:var(--teal);color:#fff;font-size:13px}.short{display:none}.world-panel{position:absolute;z-index:30;top:70px;right:16px;max-height:calc(100dvh - 86px);width:min(400px,calc(100vw - 32px));overflow:auto;overscroll-behavior:contain;padding:22px 22px 24px;border-radius:18px;background:var(--panel);color:var(--ink);box-shadow:0 10px 40px #1d2b4538;animation:panel-in .18s ease-out}.world-panel--welcome{inset:50% auto auto 50%;width:min(480px,calc(100vw - 32px));transform:translate(-50%,-50%);animation:none}@keyframes panel-in{0%{opacity:0;transform:translate(16px)}}.world-panel h1,.world-panel h2{margin:0 36px 10px 0;font:600 26px/1.1 var(--display);letter-spacing:-.01em}.world-panel h1{font-size:30px}.world-panel h3{margin:22px 0 8px;font:600 17px/1.2 var(--display)}.world-panel p{margin:0 0 12px;font:400 15.5px/1.5 var(--body);max-width:62ch}.panel-close{position:sticky;float:right;top:0;z-index:2;width:36px;height:36px;margin:-8px -8px 0 8px;border:0;border-radius:50%;background:var(--line);color:var(--ink);font-size:22px;line-height:1;cursor:pointer}.panel-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.panel-error{color:#a3352b}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border:2px solid transparent;border-radius:12px;font:600 15px/1.1 var(--display);text-decoration:none;cursor:pointer}.button--go{background:var(--teal);color:#fff;box-shadow:0 3px 0 var(--teal-dark)}.button--go:active{transform:translateY(2px);box-shadow:0 1px 0 var(--teal-dark)}.button--go:disabled{background:#9fb4b4;box-shadow:none;cursor:default}.button--quiet{border-color:var(--line);background:#fff;color:var(--ink)}.world-help{position:absolute;z-index:10;left:16px;bottom:16px;margin:0;padding:8px 12px;border-radius:10px;background:#ffffffd1;color:var(--ink);font:400 13px/1.3 var(--body)}.world-error{position:absolute;z-index:50;top:50%;left:50%;width:min(440px,calc(100vw - 32px));padding:24px;border-radius:18px;background:#fff;color:var(--ink);transform:translate(-50%,-50%);box-shadow:0 10px 40px #1d2b4540}.world-error h2{margin:0 0 8px;font:600 22px/1.2 var(--display)}.world-error p{font:400 15px/1.5 var(--body)}.account-note{color:var(--muted)}.account-email{margin-top:18px}.account-email label{display:block;margin-bottom:6px;font:600 14px/1.3 var(--body)}.account-email-row{display:flex;gap:8px}.account-email-row input{flex:1;min-width:0;padding:10px 12px;border:1px solid #c9cfdb;border-radius:10px;font:400 16px/1.2 var(--body);color:var(--ink);background:#fff}.account-sent{margin-top:18px!important;padding:10px 12px;border-radius:10px;background:#e5f3f2}@media(max-width:720px){.world-panel--welcome{top:auto;left:0;transform:none;width:auto;max-height:80dvh}.world-brand{font-size:15px}.long{display:none}.short{display:inline}.chip{padding:0 11px;font-size:13px}.world-help{display:none}.world-panel h2{font-size:22px}}.campus-places{display:grid;gap:6px;margin:0;padding:0;list-style:none}.campus-places button{width:100%;padding:10px 14px;border:0;border-radius:12px;background:var(--line);color:var(--ink);font:500 15px/1.25 var(--body);text-align:left;cursor:pointer}.campus-places button:hover,.campus-places button:focus-visible{background:#ece3f5}.world-panel .campus-meta{margin-top:-4px;color:#6b5a86;font:600 13px/1.2 var(--display);letter-spacing:.02em}.campus-credit{position:absolute;z-index:10;right:8px;bottom:6px;margin:0;color:#1d2b45bf;font:400 11px/1 var(--body);pointer-events:none}.home{min-height:100dvh;background:var(--sky)}.home-main{max-width:640px;margin:0 auto;padding:110px 16px 48px}.home-main h1{margin:0 0 8px;font:600 34px/1.1 var(--display)}.home-main p{margin:0 0 24px;font:400 17px/1.5 var(--body)}.home-campuses{display:grid;gap:10px;margin:0;padding:0;list-style:none}.home-campuses a{display:block;padding:16px 18px;border-radius:14px;background:var(--panel);color:var(--ink);font:600 19px/1.2 var(--display);text-decoration:none;box-shadow:0 2px #1d2b451a}.home-campuses a:hover,.home-campuses a:focus-visible{background:#ece3f5}.campus-place-group+.campus-place-group{margin-top:14px}.campus-place-group h3{margin:0 0 6px;color:#6b5a86;font:700 12px/1.2 var(--display);letter-spacing:.06em;text-transform:uppercase}.world-prompt{position:absolute;z-index:25;left:50%;bottom:max(24px,env(safe-area-inset-bottom));display:inline-flex;align-items:center;gap:10px;max-width:calc(100vw - 32px);padding:10px 18px 10px 10px;border:0;border-radius:999px;background:var(--ink);color:#fff;font:600 16px/1.2 var(--display);transform:translate(-50%);box-shadow:0 6px 20px #1d2b454d;cursor:pointer}.world-prompt kbd{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:#f2c14e;color:var(--ink);font:700 15px/1 var(--display)}.campus-rooms{flex-wrap:wrap}.world-panel .campus-note{color:#6b5a86;font-size:13px}.campus-run{position:absolute;z-index:12;right:16px;bottom:34px;box-shadow:0 4px 14px #1d2b452e}.campus-map-controls{position:absolute;z-index:12;right:16px;bottom:34px;display:grid;grid-template-columns:repeat(2,44px);gap:6px}.campus-map-controls button{width:44px;height:44px;border:0;border-radius:12px;background:#ffffffeb;color:var(--ink);font:700 20px/1 var(--display);box-shadow:0 4px 14px #1d2b452e;cursor:pointer}.campus-map-controls button:hover,.campus-map-controls button:focus-visible{background:#ece3f5}.world-prompts{position:absolute;z-index:25;left:50%;bottom:max(24px,env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center;gap:8px;transform:translate(-50%)}.world-prompts .world-prompt{position:static;transform:none}.world-pin{display:grid;place-items:center;width:32px;height:32px;border:3px solid #fff;border-radius:50%;background:var(--gold);color:var(--ink);font:700 15px/1 var(--display);box-shadow:0 3px #0000002e;pointer-events:none}.chip--tour[aria-pressed=false]{background:var(--gold);color:var(--ink)}.walk-bar{position:absolute;z-index:22;top:64px;left:50%;display:grid;gap:8px;width:min(760px,calc(100vw - 32px));padding:12px 14px;border-radius:16px;background:#fffffff2;color:var(--ink);transform:translate(-50%);box-shadow:0 6px 24px #1d2b452e;font:400 14px/1.3 var(--body)}.walk-title{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px}.walk-title strong{font:600 18px/1.2 var(--display)}.walk-title span{color:var(--muted)}.walk-stops{display:flex;gap:4px;margin:0;padding:0;list-style:none;overflow-x:auto}.walk-stops li{flex:1 1 0;min-width:0}.walk-stops button{display:flex;align-items:center;gap:6px;width:100%;padding:5px 8px 5px 5px;border:0;border-radius:999px;background:#f1f4f8;color:inherit;cursor:pointer}.walk-stops li span{display:grid;place-items:center;flex:none;width:22px;height:22px;border-radius:50%;background:#fff;border:2px solid var(--gold);font:700 12px/1 var(--display)}.walk-stops li em{overflow:hidden;font:500 13px/1.1 var(--display);font-style:normal;white-space:nowrap;text-overflow:ellipsis}.walk-stops li.is-done button{background:#fff3cf}.walk-stops li.is-done span{background:var(--gold)}.walk-stops li.is-next button{box-shadow:inset 0 0 0 2px var(--gold)}.walk-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.walk-actions .panel-close{margin-left:auto}.world:has(.walk-bar) .world-panel{top:196px;max-height:calc(100dvh - 212px)}.tour-stop .place-kind{margin:0 0 4px;color:var(--muted);font:700 12px/1.2 var(--display);letter-spacing:.06em;text-transform:uppercase}.tour-text h3{margin:16px 0 4px;font:600 16px/1.25 var(--display)}.tour-text p,.tour-text ul{margin:0 0 10px}.tour-text ul{padding-left:20px}.tour-text li{margin:0 0 4px}.tour-text a{color:#7a1c2a;font-weight:600}@media(max-width:720px){.walk-bar{top:58px;padding:10px}.walk-title strong{font-size:15px}.walk-stops li em{display:none}.walk-stops li{flex:0 0 auto}.walk-stops button{padding:4px}.world:has(.walk-bar) .world-panel{top:auto;bottom:12px;max-height:50dvh}}.panel-close--inline{position:static;float:none;margin:0;width:32px;height:32px}.button--small{min-height:36px;padding:0 12px;font-size:14px}.tour-bar .walk-title{align-items:center}.tour-bar .walk-title .panel-close{margin-left:auto}.world:has(.tour-bar) .world-panel{top:150px;max-height:calc(100dvh - 166px)}@media(max-width:720px){.world:has(.tour-bar) .world-panel{top:auto;bottom:12px;max-height:50dvh}}.world-panel.tour-stop{display:flex;flex-direction:column;overflow:hidden;padding-bottom:0}.tour-stop .panel-close{position:absolute;top:14px;right:14px;margin:0}.tour-stop-head{flex:none}.tour-stop .tour-text{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;margin:0 -22px;padding:0 22px 8px}.tour-stop-foot{flex:none;margin:0 -22px;padding:12px 22px 16px;border-top:1px solid var(--line);background:var(--panel)}.tour-stop .tour-text .campus-meta{margin-top:2px}.walk-stops--compact li{flex:0 0 auto}.walk-stops--compact li em{display:none}.walk-stops--compact button{padding:4px}.lab-panel{width:min(440px,calc(100vw - 32px))}.lab{display:grid;gap:10px;margin-top:6px}.lab-scene{display:block;width:100%;background:#f3f1ea;border-radius:14px}.lab-eyepiece{background:#1b1d22}.lab-eyepiece-ring{fill:none;stroke:#0d0e10;stroke-width:8}.lab-note{fill:var(--muted);font:700 11px var(--body)}.lab-steel{fill:#9aa1aa}.lab-string{stroke:#6a6458;stroke-width:1.5}.lab-bob{fill:#c9a13b;stroke:#8a6a1c;stroke-width:2}.lab-flame{opacity:.88;transition:fill .3s ease}.lab-flame-core{fill:#9cc7ff;opacity:.85}.lab-wire{stroke:#6a6458;stroke-width:2}.lab-slide--onion{fill:#efe6c9}.lab-slide--cheek{fill:#e9e4f2}.lab-slide--pond{fill:#dfeee2}.lab-cell{cursor:pointer}.lab-cell--plant{fill:#f7eed2;stroke:#a3925c;stroke-width:1.6}.lab-cell--animal{fill:#e5d7f0;stroke:#9d86b8;stroke-width:1}.lab-cell--para{fill:#c9dfc1;stroke:#6c8f5c;stroke-width:1.2}.lab-nucleus{fill:#5b3f86;cursor:pointer}.lab-algae{fill:#6ea85a;opacity:.8;cursor:pointer}.lab-slider{display:grid;gap:4px;font:400 14px var(--body)}.lab-slider input{width:100%;accent-color:var(--teal)}.lab-step{margin:0;font:600 14px/1.4 var(--body)}.lab-stopwatch{display:flex;align-items:center;gap:12px}.lab-time{min-width:82px;font:600 24px var(--display);font-variant-numeric:tabular-nums}.lab-table{width:100%;border-collapse:collapse;font:400 13px var(--body)}.lab-table th,.lab-table td{padding:4px 6px;border-bottom:1px solid var(--line);text-align:left}.lab-table .is-close{color:#1d7a45;font-weight:700}.lab-table .is-off{color:#b2452f;font-weight:700}.lab-result{margin:0;padding:10px 12px;border-radius:12px;background:#eef6f6;font:400 14px/1.45 var(--body)}.lab-formula{margin:0;color:var(--muted);font:400 12px var(--body)}.lab-world{margin:14px 0 0;padding:10px 12px;border-left:3px solid var(--gold);background:#fff8e4;border-radius:0 10px 10px 0;font:400 14px/1.45 var(--body)}.lab-samples{display:flex;flex-wrap:wrap;gap:6px}.lab-sample{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);font:600 13px var(--body);cursor:pointer}.lab-sample i{width:11px;height:11px;border-radius:50%}.lab-sample.is-on{border-color:var(--teal);box-shadow:inset 0 0 0 1px var(--teal)}.lab-sample--mystery{border-style:dashed}.lab-sample.is-right{border-color:#1d7a45;background:#e8f5ec}.lab-sample.is-wrong{border-color:#b2452f;background:#fbeeea}.lab-controls{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:end}.lab-mags{display:flex;gap:4px}.lab-mags button{padding:7px 10px;border:1px solid var(--line);border-radius:10px;background:#fff;font:700 13px var(--body);cursor:pointer}.lab-mags button[aria-pressed=true]{background:var(--teal);border-color:var(--teal);color:#fff}.booth-moments{display:grid;gap:8px;margin:6px 0 0;padding:0;list-style:none;font:400 14px/1.45 var(--body)}.booth-moments li{padding:10px 12px;border-radius:12px;background:#fff8e4}.campus-booths .campus-meta{margin-bottom:4px}