@import url('https://fonts.googleapis.com/css2?family=Heebo:wght@400;500;600;700;800&family=Frank+Ruhl+Libre:wght@400;500;600;700&display=swap');
:root{--ink:#f7efdd;--muted:#b2bfb8;--gold:#deb676;--gold2:#ffe3ab;--deep:#091518;--line:#dec39835;--panel:#101e20f5;--good:#83d6b5;color-scheme:dark;font-family:Heebo,Arial,sans-serif;font-size:16px}
*{box-sizing:border-box}html,body{margin:0;width:100%;min-height:100%;min-height:100dvh;background:#091518;color:var(--ink)}body{overflow:hidden}button,input{font:inherit}button{cursor:pointer;color:inherit;touch-action:manipulation;transition:background .2s,border-color .2s,transform .2s}button:disabled{cursor:default;opacity:.42}button:focus-visible,input:focus-visible{outline:2px solid var(--gold2);outline-offset:4px}button:not(:disabled):active{transform:translateY(1px)}.hidden{display:none!important}
#world{position:fixed;inset:0;min-height:100vh;min-height:100dvh;background-color:#0a161c;background-image:linear-gradient(#0610142e,#06101457),url('./assets/library-room-fallback.webp');background-position:center;background-size:cover;background-repeat:no-repeat;overflow:hidden}#world canvas{position:absolute;inset:0;z-index:1;display:block;width:100%!important;height:100%!important;touch-action:none;outline:none}#worldStatus{position:absolute;left:50%;bottom:max(150px,calc(120px + env(safe-area-inset-bottom)));transform:translateX(-50%);display:block;width:max-content;max-width:calc(100% - 32px);padding:9px 16px;border:1px solid #dec39835;border-radius:999px;color:var(--gold2);background:#0b171dcc;backdrop-filter:blur(8px);z-index:2;pointer-events:none;text-align:center;transition:opacity .35s}.film-shade{position:fixed;inset:0;pointer-events:none;background:linear-gradient(#06101494,transparent 26%,transparent 65%,#061014c9);z-index:1}.at-home .film-shade{background:linear-gradient(270deg,#091619e0 0%,#091619a6 32%,#09161908 70%),linear-gradient(0deg,#091619c7,transparent 30%)}
.start{position:relative;z-index:3;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:6vh 6vw;pointer-events:none}.start button{pointer-events:auto}.start-wordmark{position:absolute;top:35px;right:6vw;display:flex;align-items:center;gap:14px;letter-spacing:.05em;color:#dddacb;font-size:14px}.monogram{display:grid;place-items:center;border:1px solid var(--gold);outline:1px solid #d0ae6830;outline-offset:5px;border-radius:50%;color:var(--gold2);width:44px;height:44px;font:600 30px 'Frank Ruhl Libre',serif}.monogram.small{width:38px;height:38px;font-size:27px;margin:5px}.start-copy{width:47%;max-width:620px;padding:70px 0 40px}.overline{font-size:14px;font-weight:500;color:var(--gold);letter-spacing:.09em}.start .overline{display:flex;align-items:center;gap:12px;margin-bottom:26px}.overline>span{display:block;width:30px;height:1px;background:var(--gold)}h1{font:500 clamp(3.4rem,6.5vw,6.4rem)/1.12 'Frank Ruhl Libre',Georgia,serif;margin:0;letter-spacing:-.02em}h1 em{font-style:normal;color:var(--gold2)}.intro{font-size:1.08rem;line-height:1.9;color:#c9d1c9;margin:26px 0 30px;max-width:450px}.start-actions{display:flex;gap:12px;flex-wrap:wrap}.primary{border:1px solid #ebc78d;border-radius:5px;background:linear-gradient(125deg,#ffe5b1,#c59b5e);color:#172324;padding:15px 24px;font-weight:700;box-shadow:0 6px 25px #0003;display:inline-flex;gap:38px;align-items:center;justify-content:center;min-height:50px}.primary:hover{background:#ffe8bc}.primary span{font-size:22px}.secondary{border:1px solid var(--line);border-radius:5px;background:#132325db;padding:13px 23px;color:var(--ink);min-height:48px}.secondary:hover{border-color:var(--gold)}.text-button{border:0;background:transparent;padding:20px 0;color:#c5cfc7;font-size:14px}.text-button span{margin-right:12px}.start-bottom{position:absolute;bottom:28px;left:6vw;right:6vw;display:flex;justify-content:space-between;font-size:14px;color:#c6cab4a6}
.game{position:relative;min-height:100svh;pointer-events:none;z-index:3}.game button{pointer-events:auto}.topbar{position:relative;display:flex;justify-content:space-between;align-items:center;padding:26px 3vw 8px;gap:16px}.room-heading{display:flex;align-items:center;gap:18px}.room-heading h2{font:500 clamp(1.7rem,3vw,2.6rem) 'Frank Ruhl Libre',serif;margin:3px 0}.top-controls{display:flex;gap:8px;direction:ltr}.iconbtn{display:grid;place-items:center;min-width:44px;height:44px;padding:5px 10px;border:1px solid var(--line);border-radius:50%;background:#122225cc;backdrop-filter:blur(8px);font-size:23px;font-weight:400}.iconbtn:hover,.iconbtn[aria-pressed=true]{border-color:var(--gold);background:#415247}.room-caption{margin:5px 3vw;display:flex;justify-content:space-between;color:#bac5bc;font-size:14px;text-shadow:0 2px 10px #000}.room-caption #progress{direction:ltr;color:var(--gold)}.view-controls{position:fixed;z-index:5;left:3vw;top:45%;display:flex;flex-direction:column;gap:8px}.camera-tip{position:fixed;bottom:164px;left:50%;transform:translateX(-50%);font-size:14px;padding:7px 18px;border-radius:30px;background:#071519ad;color:#cbd6cb;white-space:nowrap;pointer-events:none}.inventory-bar{pointer-events:auto;position:fixed;bottom:22px;right:3vw;left:3vw;display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(105deg,#16262bee,#0e1d20f0);backdrop-filter:blur(20px);border:1px solid var(--line);box-shadow:0 15px 60px #0006;border-radius:12px;padding:18px 24px;min-height:116px}.inventory-label{min-width:170px}.inventory-label strong{display:block;font:500 1.55rem 'Frank Ruhl Libre';margin:4px 0}.inventory-label small{display:block;color:#b6c5bc;font-size:14px}.inventory-label .overline{font-size:13px}.inventory{display:flex;gap:10px;justify-content:center;flex:1;direction:rtl}.slot{width:74px;height:74px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:2px;border:1px solid #b4c5b21e;background:#b4c5b204;border-radius:8px;position:relative;color:#bbc6bc}.slot.selected{border-color:var(--gold);background:#dec09212;box-shadow:inset 0 0 20px #e4c1860d}.slot.empty{color:#90a79838;font:400 21px 'Frank Ruhl Libre'}.slot .item-symbol{font-size:27px;color:#edd3a4;line-height:1.2}.slot .item-name{font-size:12px;color:#d0d8ce;max-width:70px;white-space:nowrap}.hint-button{flex-shrink:0;border:0;border-right:1px solid var(--line);padding:10px 24px 10px 0;color:var(--gold2);background:transparent;display:flex;align-items:center;gap:12px;font-size:14px}.hint-button>span:first-child{font-size:35px}
.hotspots{position:fixed;inset:0;z-index:2;pointer-events:none}.hotspot{position:absolute;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;background:transparent;border:0;pointer-events:auto!important;opacity:0;color:var(--gold2);padding:10px;transition:opacity .2s}.hotspot:focus-visible,.hotspot:hover,.show-markers .hotspot{opacity:1}.hotspot b{display:block;font-size:14px;line-height:1.4;white-space:nowrap;font-weight:500;padding:7px 14px;border:1px solid var(--line);border-radius:6px;background:#0d1c20e8;box-shadow:0 6px 25px #0005}.hotspot:hover{z-index:3}.hotspot.offscreen{display:none}.renderer-fallback #world{background:linear-gradient(#09151999,#091519bd),url('./assets/manor-painting.webp') center/cover}.renderer-fallback .hotspot{position:static;transform:none;opacity:1;min-width:130px;min-height:60px}.renderer-fallback .hotspots{inset:180px 10vw 200px;display:flex;align-content:center;align-items:center;justify-content:center;gap:15px;flex-wrap:wrap}.renderer-fallback #worldStatus{background:transparent;inset:auto 0 165px;font-size:14px;padding:15px;text-align:center}.renderer-fallback .view-controls{display:none}
.modal{position:fixed;width:min(590px,calc(100% - 32px));max-height:calc(100svh - 42px);margin:auto;border:1px solid #bf9d6659;border-radius:16px;background:linear-gradient(145deg,#1c2e2d,#0c1b20);color:var(--ink);padding:35px;box-shadow:0 30px 100px #000b;overflow:auto;text-align:right}.modal::backdrop{background:#020d14bb;backdrop-filter:blur(7px)}.modal[open]{animation:reveal .3s ease-out}.close{position:absolute;left:18px;top:13px;border:0;background:transparent;font-size:30px;line-height:36px;width:40px;height:40px;color:#c4c8b9}.modal h3{font:500 2rem 'Frank Ruhl Libre';margin:8px 0 20px;padding-left:28px;color:var(--gold2)}.modal p{font-size:1rem;line-height:1.8;color:#c9d2c9}.modal .primary{margin-top:10px}.modal h4{margin:14px 0;color:var(--gold)}.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center}.choice{border:1px solid var(--line);border-radius:6px;background:#0a191eb0;color:var(--ink);padding:13px 17px;min-height:48px;font-size:1rem}.choice.on{border-color:var(--gold);background:#9371443d}.choice:hover{border-color:var(--gold2)}input{padding:14px;text-align:center;border:1px solid var(--line);border-radius:8px;background:#08171c;color:var(--gold2);font-size:1.5rem;min-width:0;width:170px}.time{font-size:2.3rem!important;color:var(--gold2)!important;text-align:center;font-variant-numeric:tabular-nums;direction:ltr}.code{direction:ltr;margin:25px 0}.code-sample{color:var(--gold);text-align:center}.mirror{color:#badce3;text-align:center;border:10px ridge #b69760;border-radius:45% 45% 10% 10%;padding:46px 28px;background:linear-gradient(145deg,#193747,#97bdc14d,#112936);font:500 1.5rem 'Frank Ruhl Libre';box-shadow:inset 0 0 40px #031521;transform:scaleX(-1)}.paper{background:#dfd0ae;color:#433b2e;padding:22px;box-shadow:0 8px 20px #0004;border-radius:3px;transform:rotate(-1deg)}.paper p{color:#433b2e}.uvpaper{padding:38px;background:#dbd4b4;color:#c1b799;border-radius:4px;text-align:center;font-size:2rem;direction:ltr}.uvpaper.revealed{background:#201733;color:#cebdff;text-shadow:0 0 20px #a588ff}.rooms{display:grid;gap:10px}.room-tab{width:100%;text-align:right;padding:14px 16px;border-radius:6px;border:1px solid var(--line);background:#ffffff03;color:#c5ccbe;display:flex;gap:15px;align-items:center}.room-tab.active{background:#cdad681c;border-color:var(--gold)}.room-tab strong{color:var(--gold);font-variant-numeric:tabular-nums}.journal{display:grid;gap:12px}.journal-row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:12px 0}.journal-row b{color:var(--gold2)}.hint-levels{display:flex;gap:7px;margin:15px 0}.hint-levels span{height:3px;flex:1;background:#d8b47a29}.hint-levels span.active{background:var(--gold)}.toast{position:fixed;left:50%;bottom:160px;transform:translate(-50%,16px);z-index:20;max-width:min(540px,90%);padding:12px 23px;border:1px solid var(--line);border-radius:8px;background:#172c2bf5;color:var(--gold2);box-shadow:0 10px 25px #0005;opacity:0;pointer-events:none;transition:.25s;text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}.no-script{position:fixed;inset:40%;z-index:40;background:#162b2d;padding:30px}.photo{aspect-ratio:1.5;background:url('./assets/manor-painting.webp') center/cover;border:8px ridge #ba9251;border-radius:3px;margin:15px 0;box-shadow:0 10px 30px #0007}.jigsaw{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;max-width:370px;margin:20px auto;direction:rtl}.piece{aspect-ratio:1.4;border:1px solid #d9b87b55;background-image:url('./assets/manor-painting.webp');background-size:200% 200%;border-radius:3px;box-shadow:0 5px 14px #0008;position:relative}.piece span{display:grid;place-content:center;width:30px;height:30px;border:1px solid var(--gold);background:#0a1925d9;color:var(--gold2);border-radius:50%;position:absolute;right:8px;bottom:8px}.piece.done{border:3px solid var(--gold2);opacity:.8}.sequence{display:flex;align-items:center;justify-content:center;gap:18px;font-size:1.65rem;padding:20px;direction:rtl}.sequence small{font-size:14px;color:var(--muted)}.logic-grid{display:grid;gap:10px}.seal{font:500 55px 'Frank Ruhl Libre';width:92px;height:92px;border-radius:50%;display:grid;place-items:center;background:#e0bd7d;color:#152324;margin:20px auto;box-shadow:0 0 0 7px #e0bd7d14}.win{text-align:center}.clock-preview{height:205px;margin:15px auto;display:block;width:205px}.render-failure{padding:15px;border:1px solid var(--line);border-radius:8px;font-size:14px;line-height:1.6;color:var(--gold2)}
@keyframes reveal{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@media(min-width:1500px){.inventory-bar{right:12vw;left:12vw}.start-copy{margin-right:2vw}}
@media(max-width:900px){.start-copy{width:56%}h1{font-size:4.1rem}.inventory-label{min-width:130px}.inventory-label .overline{display:none}.inventory-label strong{font-size:1.2rem}.inventory-label small{font-size:12px}.inventory-bar{padding:16px;gap:12px}.inventory{gap:7px}.slot{width:61px;height:68px}.hint-button{padding-right:12px}.hint-button>span:last-child{display:none}.slot .item-name{font-size:12px}.room-heading{gap:12px}}
@media(max-width:600px){.start{padding:80px 7vw 55px;justify-content:flex-end}.start-wordmark{top:27px;right:7vw}.at-home .film-shade{background:linear-gradient(0deg,#07171afc 0%,#07171ad9 32%,#07171a11 75%,#07171a9e)}.start-copy{width:100%;padding:0;max-width:100%}.start h1{font-size:clamp(2.65rem,10.5vw,4rem);line-height:1.09}.start h1 br:first-child{display:none}.start .overline{margin:15px 0}.intro{font-size:1rem;margin:16px 0;line-height:1.6}.start-bottom{display:none}.start-actions{gap:10px}.primary{padding:13px 19px;gap:25px}.secondary{padding:12px 18px}.text-button{padding:18px 0 0}.topbar{padding:20px 18px 4px;align-items:start}.room-heading{gap:10px}.room-heading h2{font-size:1.5rem;max-width:180px}.room-heading .overline{font-size:12px}.monogram.small{display:none}.top-controls{gap:5px;flex-wrap:wrap;max-width:96px}.top-controls .iconbtn{min-width:39px;width:39px;height:39px;font-size:20px}.room-caption{margin:8px 18px;font-size:12px;gap:20px}.room-caption #roomMood{max-width:230px}.inventory-bar{bottom:12px;right:12px;left:12px;display:grid;grid-template-columns:1fr auto;gap:9px;padding:10px 12px}.inventory-label{grid-column:1;display:flex;gap:10px;align-items:center;justify-content:space-between;min-width:0}.inventory-label strong{font-size:1rem;white-space:nowrap}.inventory-label small{font-size:12px;max-width:145px;text-align:left}.inventory{grid-row:2;grid-column:1 / -1;justify-content:space-between}.slot{width:calc((100vw - 95px)/6);max-width:63px;height:60px}.slot .item-name{display:none}.hint-button{grid-column:2;grid-row:1;padding:0 8px;height:30px}.hint-button>span:first-child{font-size:26px}.camera-tip{bottom:145px;font-size:12px;padding:7px 10px;max-width:calc(100% - 20px);white-space:normal;text-align:center;width:max-content}.view-controls{left:12px;top:36%;gap:6px}.view-controls .iconbtn{width:37px;height:37px;min-width:37px;font-size:22px}.modal{padding:26px 22px;border-radius:13px}.modal h3{font-size:1.7rem}.toast{bottom:160px;width:max-content}.hotspot b{font-size:13px;padding:6px 10px}.renderer-fallback .hotspots{inset:160px 6vw 180px}.renderer-fallback .hotspot{min-width:100px}}
.hotspot{width:44px;height:44px;min-width:44px;min-height:44px;padding:0}
.hotspot b{position:absolute;bottom:42px;left:50%;transform:translateX(-50%);pointer-events:none}
.hotspot::after{content:'';width:9px;height:9px;border:1px solid var(--gold2);border-radius:50%;background:#142c2e88;box-shadow:0 0 0 5px #e3bb7414}
.renderer-fallback .hotspot{width:auto;height:auto;padding:8px;min-width:130px}
.renderer-fallback .hotspot b{position:static;transform:none;pointer-events:none}
.renderer-fallback .hotspot::after{display:none}
.dialog-feedback{background:#e5c38516;border:1px solid var(--line);padding:10px 14px;border-radius:6px;color:var(--gold2)!important}
.langbtn{font:700 12px/1 system-ui,sans-serif;letter-spacing:.04em}
.home-lang{position:fixed;z-index:8;top:calc(22px + env(safe-area-inset-top));left:max(3vw,env(safe-area-inset-left));pointer-events:auto}
/* 3D clarity and touch-first presentation */
#world{background:radial-gradient(ellipse at 50% 55%,#2d4a4b,#081318 72%)}
.film-shade{background:radial-gradient(ellipse at 52% 46%,transparent 34%,#020a0d55 76%,#02080bc7 112%),linear-gradient(#06101470,transparent 25%,transparent 64%,#061014bb)}
.film-shade::after{content:none}
.at-home .film-shade{background:linear-gradient(270deg,#091619ef 0%,#091619b5 31%,#09161910 70%),linear-gradient(0deg,#091619d9,transparent 30%)}
.topbar{padding-top:calc(18px + env(safe-area-inset-top));padding-right:max(3vw,env(safe-area-inset-right));padding-left:max(3vw,env(safe-area-inset-left))}
.room-heading h2{text-shadow:0 3px 18px #000}
.iconbtn{border-color:#f0d39b3d;background:linear-gradient(145deg,#1a3032e8,#0b191de0);backdrop-filter:blur(14px) saturate(1.2);box-shadow:0 8px 24px #02090c50,inset 0 1px #ffffff0c}
.room-caption{color:#d1d9d1}.room-caption #progress{color:var(--gold2)}
.view-controls{pointer-events:auto;left:max(3vw,env(safe-area-inset-left));top:43%;align-items:center;gap:6px;padding:7px 6px;border:1px solid #ead09d26;border-radius:28px;background:#08171bc2;backdrop-filter:blur(16px);box-shadow:0 12px 35px #0005}
.view-controls .iconbtn{border-color:transparent;background:transparent;box-shadow:none}
.view-controls .iconbtn:hover,.view-controls .iconbtn[aria-pressed=true]{border-color:#d9b6754d;background:#d8b8741a}
.zoom-value{width:42px;color:var(--gold2);font-size:12px;text-align:center;font-variant-numeric:tabular-nums;direction:ltr}
.control-divider{display:block;width:25px;height:1px;background:var(--line);margin:1px 0}
.camera-tip{padding:8px 18px;border:1px solid #e3c48b21;background:#071519c7;backdrop-filter:blur(10px);color:#d8e0d9;box-shadow:0 8px 30px #0005}
.inventory-bar{bottom:max(22px,env(safe-area-inset-bottom));right:max(3vw,env(safe-area-inset-right));left:max(3vw,env(safe-area-inset-left));background:linear-gradient(105deg,#183034ee,#0a191df3);backdrop-filter:blur(22px) saturate(1.25);border-color:#e7c98f3b;box-shadow:0 15px 60px #0008,inset 0 1px #ffffff0c;border-radius:14px}
.inventory-label small{color:#d0d9d1}.slot{border-color:#d3e0d02a;background:linear-gradient(145deg,#dce7dc0a,#02090b10);border-radius:10px;box-shadow:inset 0 1px #ffffff08}.slot.selected{background:#dec0921f;box-shadow:inset 0 0 20px #e4c18614,0 0 18px #d9ae6b12}.slot .item-symbol{color:#f5d9a5;text-shadow:0 2px 12px #000}
.hotspot b{border-color:#ead09d55;border-radius:8px;background:#08171bed;backdrop-filter:blur(10px);box-shadow:0 8px 28px #0008}
.renderer-fallback #world{background:linear-gradient(#07141835,#07141868),url('./assets/library-room-fallback.webp') center/cover}
.renderer-fallback .film-shade{background:linear-gradient(#06101425,transparent 28%,transparent 70%,#06101470)}
.renderer-fallback .film-shade::after{opacity:.035}

@keyframes tipFade{0%,72%{opacity:1}100%{opacity:0;visibility:hidden}}
@media(max-width:600px){
  .start{padding-top:calc(72px + env(safe-area-inset-top));padding-bottom:calc(38px + env(safe-area-inset-bottom))}.start-wordmark{top:calc(21px + env(safe-area-inset-top))}.start h1{text-shadow:0 6px 30px #000}.at-home .film-shade{background:linear-gradient(0deg,#07171af8 0%,#07171ad2 31%,#07171a08 72%,#07171a82)}
  .topbar{padding:calc(14px + env(safe-area-inset-top)) 14px 4px}.room-heading h2{font-size:1.45rem;max-width:175px}.top-controls{max-width:91px}.top-controls .iconbtn{min-width:41px;width:41px;height:41px}.room-caption{margin:7px 15px;gap:14px}.room-caption #roomMood{max-width:220px}
  .inventory-bar{bottom:max(9px,env(safe-area-inset-bottom));right:max(9px,env(safe-area-inset-right));left:max(9px,env(safe-area-inset-left));gap:8px;padding:9px 10px;border-radius:13px;min-height:102px}.inventory-label{gap:9px}.inventory-label small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.inventory{gap:5px}.slot{width:calc((100vw - 72px)/6);max-width:61px;height:56px;border-radius:9px}.hint-button{height:32px}
  .camera-tip{bottom:calc(125px + env(safe-area-inset-bottom));line-height:1.35;max-width:calc(100% - 92px);animation:tipFade 7s 2s both}.view-controls{left:max(8px,env(safe-area-inset-left));top:34%;gap:3px;padding:5px 4px}.view-controls .iconbtn{width:42px;height:42px;min-width:42px}.zoom-value{font-size:11px}
  .modal{padding-bottom:calc(26px + env(safe-area-inset-bottom));width:calc(100% - 18px);max-height:calc(100dvh - 18px);border-radius:16px}.toast{bottom:calc(128px + env(safe-area-inset-bottom));max-width:calc(100% - 28px)}
  .hotspot{width:58px;height:58px;min-width:58px;min-height:58px}.touch-ui .hotspot{opacity:.52}.touch-ui .hotspot b{opacity:0}.touch-ui.show-markers .hotspot{opacity:1}.touch-ui.show-markers .hotspot b,.touch-ui .hotspot:focus-visible b{opacity:1}.renderer-fallback .hotspots{inset:150px 5vw 158px}
}
#world canvas{filter:none;touch-action:none;overscroll-behavior:none;contain:paint;image-rendering:auto}
/* A moving WebGL surface already has its own GPU layer. Avoid repeated blur
   and grain passes over that surface on phones/tablets. */
@media(pointer:coarse){
  .iconbtn,.view-controls,.camera-tip,.inventory-bar,.hotspot b,#worldStatus,.modal::backdrop{backdrop-filter:none;-webkit-backdrop-filter:none}
  .inventory-bar{background:linear-gradient(105deg,#183034,#0a191d)}
  .view-controls,.camera-tip,.hotspot b{background:#0d2025}
  .hotspot::after{animation:none!important}
}
.hotspot::after{width:10px;height:10px;box-shadow:0 0 0 5px #e3bb7414,0 0 20px #ffe2a678;animation:hotspotPulse 2.2s ease-in-out infinite}
.hotspot:hover::after,.show-markers .hotspot::after{background:var(--gold2);box-shadow:0 0 0 7px #e3bb7425,0 0 28px #ffe2a6aa}
@keyframes hotspotPulse{50%{transform:scale(1.18);box-shadow:0 0 0 8px #e3bb7407,0 0 24px #ffe2a68f}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Cross-platform visibility: the illustrated room remains available if WebGL is unavailable. */
.renderer-fallback #world{background-image:linear-gradient(#06101432,#06101461),url('./assets/library-room-fallback.webp')}
.renderer-fallback #world canvas{display:none}
.renderer-fallback #worldStatus{left:50%;right:auto;inset:auto auto 150px 50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 32px);padding:9px 16px;border:1px solid var(--line);border-radius:999px;background:#08171bd9}
.renderer-fallback #worldStatus.fallback-ready{opacity:0}
@media(max-width:600px){#world{background-position:58% center}#worldStatus,.renderer-fallback #worldStatus{bottom:calc(128px + env(safe-area-inset-bottom));font-size:13px}}
@media(max-height:520px) and (orientation:landscape){.start{justify-content:center;padding:58px 5vw 18px}.start-wordmark{top:14px;right:5vw}.start-copy{width:58%;padding:0}.start h1{font-size:2.4rem;line-height:1}.intro{margin:10px 0;font-size:.9rem;line-height:1.4}.start .overline,.text-button{margin:5px 0;padding:7px 0}.start-bottom{display:none}.topbar{padding:8px 14px 2px}.room-heading h2{font-size:1.25rem}.room-caption{margin:2px 15px}.inventory-bar{bottom:6px;min-height:76px;padding:7px 10px}.slot{height:48px}.camera-tip{display:none}.view-controls{top:30%;transform:scale(.86);transform-origin:left center}.renderer-fallback .hotspots{inset:82px 12vw 88px}#worldStatus{bottom:88px}}

/* iPhone + iPad presentation: preserve the playfield around notches, browser chrome and both orientations. */
@supports (-webkit-touch-callout:none){html,body,.start,.game{min-height:-webkit-fill-available}body{-webkit-user-select:none;user-select:none}.modal{-webkit-overflow-scrolling:touch}}
@media (pointer:coarse) and (min-width:601px) and (max-width:1180px){
  .start{padding-right:max(5vw,env(safe-area-inset-right));padding-left:max(5vw,env(safe-area-inset-left))}.start-copy{width:min(58%,650px)}.start h1{font-size:clamp(3.8rem,7vw,5.6rem)}
  .topbar{padding-right:max(24px,env(safe-area-inset-right));padding-left:max(24px,env(safe-area-inset-left))}.top-controls .iconbtn{width:48px;height:48px;min-width:48px}
  .inventory-bar{right:max(20px,env(safe-area-inset-right));left:max(20px,env(safe-area-inset-left));bottom:max(16px,env(safe-area-inset-bottom));padding:14px 18px}.slot{width:68px;height:68px}
  .hotspot{width:58px;height:58px;min-width:58px;min-height:58px}.camera-tip{bottom:calc(148px + env(safe-area-inset-bottom))}
}
@media (pointer:coarse) and (orientation:landscape) and (max-height:820px){
  .start{padding-top:max(44px,env(safe-area-inset-top));padding-bottom:max(18px,env(safe-area-inset-bottom))}.start-copy{width:min(56%,620px)}.start h1{font-size:clamp(2.7rem,6.2vh,4.2rem);line-height:1.02}.intro{margin:12px 0;line-height:1.5}.start .overline{margin:8px 0 12px}
  .inventory-bar{min-height:82px;padding-top:8px;padding-bottom:8px}.slot{height:54px}.camera-tip{display:none}.view-controls{top:32%;transform:scale(.92);transform-origin:left center}
}