/* Aetholotl World: landing card, full-screen 3D stage, HUD and the paper exam. Neumorphic like the rest of the app. */
.world-hero{display:grid;grid-template-columns:minmax(120px,220px) 1fr;gap:24px;align-items:center;padding:26px;border-radius:var(--radius);background:var(--bg);box-shadow:var(--raise);border:1px solid var(--edge)}
.wh-art{display:grid;place-items:center;aspect-ratio:1;border-radius:50%;box-shadow:var(--inset);padding:18px}
.wh-art svg{width:100%;height:auto;animation:wh-bob 3.2s ease-in-out infinite}
@keyframes wh-bob{50%{transform:translateY(-8px) rotate(-2deg)}}
.world-hero h2{margin:.2em 0 .4em;font-size:clamp(1.5rem,3vw,2.2rem)}
.world-hero .eyebrow{font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;color:var(--accent)}
.world-hero p{color:var(--muted);line-height:1.55}
.wh-actions{margin:16px 0}
.wh-actions .button.big{font-size:1.05rem;padding:14px 22px}
.wh-tips{margin:0;padding:12px 14px 12px 30px;border-radius:16px;box-shadow:var(--inset-sm);color:var(--muted);font-size:.9rem;line-height:1.6}
@media (max-width:640px){.world-hero{grid-template-columns:1fr;text-align:center;padding:18px}.wh-art{max-width:150px;margin:0 auto}.wh-tips{text-align:left}}

body.in-world{overflow:hidden}
.world{position:fixed;inset:0;z-index:70;background:var(--bg);color:var(--ink);touch-action:none;user-select:none;-webkit-user-select:none;font-family:inherit}
.world canvas#worldCanvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
.world canvas#worldCanvas:active{cursor:grabbing}
.w-loading{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:16px;background:var(--bg);color:var(--ink);font-weight:700;z-index:9}
.w-spinner{width:64px;height:64px;border-radius:50%;box-shadow:var(--inset);position:relative}
.w-spinner::after{content:"";position:absolute;inset:10px;border-radius:50%;border:5px solid transparent;border-top-color:var(--accent-2);animation:w-spin .8s linear infinite}
@keyframes w-spin{to{transform:rotate(1turn)}}

/* HUD */
.w-top{position:absolute;top:max(12px,env(safe-area-inset-top));left:max(12px,env(safe-area-inset-left));right:max(12px,env(safe-area-inset-right));display:flex;gap:10px;align-items:center;z-index:3;pointer-events:none}
.w-top>*{pointer-events:auto}
.w-right{display:flex;gap:10px;align-items:center;margin-left:auto}
.w-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;min-width:44px;padding:8px 16px;border:1px solid var(--edge);border-radius:16px;background:var(--bg);color:var(--ink);font:inherit;font-weight:700;box-shadow:var(--raise-sm);cursor:pointer;transition:box-shadow .15s,transform .15s,color .15s}
.w-btn.icon{padding:8px}
.w-btn:hover{color:var(--accent)}
.w-btn:active{box-shadow:var(--inset-sm);transform:scale(.97)}
.w-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:var(--raise-xs)}
.w-btn svg,.w-pill svg{width:18px;height:18px;flex:none}
.w-btn small{font-size:.72rem;color:var(--muted);font-weight:700}
.w-pill{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:6px 16px;border-radius:999px;background:var(--bg);color:var(--ink);font-weight:800;box-shadow:var(--raise-sm);border:1px solid var(--edge)}
.w-area{pointer-events:none;margin:0 auto}
.w-tokens svg{color:var(--gold)}
.w-map{position:absolute;right:max(12px,env(safe-area-inset-right));top:calc(max(12px,env(safe-area-inset-top)) + 58px);width:116px;height:116px;border-radius:50%;box-shadow:var(--raise-sm);background:var(--bg);padding:5px;z-index:2;pointer-events:none}
.world.seated .w-map,.world.seated .w-top{display:none}
.w-joy{position:absolute;width:120px;height:120px;border-radius:50%;background:color-mix(in srgb,var(--bg) 55%,transparent);box-shadow:var(--inset-sm);opacity:0;pointer-events:none;transition:opacity .15s;z-index:2}
.w-joy.on{opacity:1}
.w-knob{position:absolute;left:35px;top:35px;width:50px;height:50px;border-radius:50%;background:var(--bg);box-shadow:var(--raise-sm)}
.world.seated .w-joy{display:none}
.w-act{position:absolute;left:50%;bottom:max(24px,calc(env(safe-area-inset-bottom) + 16px));transform:translateX(-50%);display:inline-flex;align-items:center;gap:12px;max-width:calc(100vw - 32px);min-height:58px;padding:8px 22px 8px 8px;border:1px solid var(--edge);border-radius:999px;background:var(--bg);color:var(--ink);font:inherit;font-weight:800;font-size:1rem;box-shadow:var(--raise);cursor:pointer;z-index:3;animation:w-pop .25s ease-out}
.w-act>span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.w-act:active{box-shadow:var(--inset-sm)}
.w-key{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:50%;background:linear-gradient(145deg,var(--accent-2),var(--accent));color:var(--on-accent);font-weight:900;box-shadow:var(--raise-xs)}
@keyframes w-pop{from{transform:translateX(-50%) scale(.7);opacity:0}}
@media (pointer:coarse){.w-key{font-size:0}.w-key::before{content:"";width:14px;height:14px;border-radius:50%;background:var(--on-accent)}}
.w-toast{position:absolute;top:calc(max(12px,env(safe-area-inset-top)) + 60px);left:50%;transform:translate(-50%,-10px);padding:10px 18px;border-radius:999px;background:var(--bg);color:var(--ink);font-weight:800;box-shadow:var(--raise-sm);opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;z-index:4;max-width:min(80vw,460px);text-align:center}
.w-toast.on{opacity:1;transform:translate(-50%,0)}
.w-say{position:absolute;transform:translate(-50%,-100%);max-width:min(72vw,300px);padding:12px 16px;border-radius:18px;background:var(--bg);color:var(--ink);font-weight:700;font-size:.92rem;line-height:1.4;box-shadow:var(--raise);border:1px solid var(--edge);z-index:4;pointer-events:none;transition:opacity .15s;animation:w-say .25s ease-out}
.w-say::before{content:"";display:inline-block;width:8px;height:8px;margin-right:8px;border-radius:50%;background:var(--accent-2);vertical-align:middle}
.w-say.from-teacher::before{background:var(--blue-2)}
@keyframes w-say{from{opacity:0;scale:.85}}
.w-panel{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(92vw,440px);max-height:calc(100dvh - 32px);overflow:auto;padding:20px 22px;border-radius:26px;background:var(--bg);color:var(--ink);box-shadow:var(--raise),0 30px 60px rgba(0,0,0,.25);border:1px solid var(--edge);z-index:6;animation:w-say .2s ease-out}
.w-panel header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.w-panel h3{margin:0}
.w-panel ul{padding-left:18px;line-height:1.55;margin:0 0 16px;color:var(--muted)}
.w-panel ul b{color:var(--ink)}
.w-opt{display:grid;gap:8px;margin:12px 0}
.w-opt>span{font-size:.8rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.w-swatches,.w-chips{display:flex;flex-wrap:wrap;gap:10px}
.sw{width:38px;height:38px;border-radius:50%;border:4px solid var(--bg);background:var(--c);box-shadow:var(--raise-xs);cursor:pointer;transition:transform .15s}
.sw.on{box-shadow:var(--inset-sm),0 0 0 3px var(--accent-2);transform:scale(1.08)}
.chip{min-height:38px;padding:6px 14px;border:0;border-radius:999px;background:var(--bg);color:var(--ink);font:inherit;font-weight:700;box-shadow:var(--raise-xs);cursor:pointer}
.chip.on{box-shadow:var(--inset-sm);color:var(--accent)}
.w-note{margin:12px 0 0;font-size:.85rem;color:var(--muted)}
.world-return{position:fixed;right:16px;bottom:calc(env(safe-area-inset-bottom) + 92px);z-index:65;display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:10px 18px;border:1px solid var(--edge);border-radius:999px;background:var(--bg);color:var(--accent);font:inherit;font-weight:800;box-shadow:var(--raise);cursor:pointer;animation:w-ret .3s ease-out}
.world-return svg{width:20px;height:20px}
@keyframes w-ret{from{transform:translateY(20px);opacity:0}}
@media (min-width:900px){.world-return{bottom:24px}}
@media (max-width:560px){.w-top .w-btn span{display:none}.w-top .w-btn{padding:8px}.w-pill{padding:6px 12px}.w-map{width:88px;height:88px;top:calc(max(12px,env(safe-area-inset-top)) + 56px)}}

/* ---- Exam: everything fits on one screen, no page scrolling */
.w-exam{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;gap:12px;padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));background:color-mix(in srgb,var(--bg) 80%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);overflow:hidden;color:var(--ink)}
.ex-bar{display:flex;gap:10px;align-items:center;max-width:1180px;width:100%;margin:0 auto;flex:none}
.ex-grow{flex:1}
.ex-pill{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:6px 14px;border-radius:999px;background:var(--bg);box-shadow:var(--raise-sm);font-weight:800;transition:background .2s,color .2s}
.ex-pill svg{width:18px;height:18px}
.ex-eye.on{background:var(--red);color:#fff;animation:ex-alert .6s ease-in-out infinite alternate}
@keyframes ex-alert{to{transform:scale(1.06)}}
.ex-warn i{width:10px;height:10px;border-radius:50%;box-shadow:var(--inset-sm)}
.ex-warn i.on{background:var(--red);box-shadow:none}
.ex-desk{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(300px,1fr);gap:16px;max-width:1180px;width:100%;margin:0 auto;perspective:1800px}
.paper{position:relative;min-height:0;display:flex;flex-direction:column;overflow:hidden;background:var(--bg);border-radius:24px;padding:18px 20px;box-shadow:var(--raise);border:1px solid var(--edge)}
.paper header{display:flex;justify-content:space-between;gap:8px;align-items:baseline;margin-bottom:12px;flex:none}
.paper header b{font-size:1.05rem}
.paper header span{font-size:.82rem;color:var(--muted);font-weight:700}
.questionnaire{transform-origin:left center;transform-style:preserve-3d;backface-visibility:hidden}
.ex-body{flex:1;min-height:0;overflow:auto;padding:16px 18px;border-radius:18px;box-shadow:var(--inset-sm);background-image:repeating-linear-gradient(180deg,transparent 0 33px,color-mix(in srgb,var(--blue-2) 14%,transparent) 33px 34px)}
.ex-q{font-family:Georgia,"Times New Roman",serif;font-size:clamp(1rem,1.1rem + .4vw,1.3rem);line-height:1.5;margin:0 0 16px}
.ex-opts{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-family:Georgia,"Times New Roman",serif;line-height:1.4}
.ex-opts li{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:14px;background:var(--bg);box-shadow:var(--raise-xs);transition:opacity .3s,box-shadow .2s}
.ex-opts li b{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:50%;box-shadow:var(--inset-sm);font-family:system-ui,sans-serif;font-size:.85rem}
.ex-opts li.picked{box-shadow:var(--inset-sm)}
.ex-opts li.picked b{background:var(--ink);color:var(--bg);box-shadow:none}
.ex-opts li.struck{opacity:.4;text-decoration:line-through;text-decoration-color:var(--red);text-decoration-thickness:2px}
.paper footer{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:14px;flex:none}
.ex-turn{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;border:0;background:var(--bg);color:var(--ink);box-shadow:var(--raise-sm);cursor:pointer}
.ex-turn svg{width:20px;height:20px}
.ex-turn:active{box-shadow:var(--inset-sm)}
.ex-turn:disabled{opacity:.35;cursor:default}
.ex-dots{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.ex-dots i{width:10px;height:10px;border-radius:50%;box-shadow:var(--inset-sm);transition:background .2s,transform .2s}
.ex-dots i.done{background:var(--faint)}
.ex-dots i.on{background:var(--accent-2);transform:scale(1.3);box-shadow:none}
/* Page turns: the old page curls up and away, the new page settles onto the stack. */
.questionnaire.curl-next{animation:pg-out-next .36s cubic-bezier(.45,.05,.55,.95) forwards}
.questionnaire.curl-prev{transform-origin:right center;animation:pg-out-prev .36s cubic-bezier(.45,.05,.55,.95) forwards}
.questionnaire.turn-next{animation:pg-in-next .42s cubic-bezier(.2,.8,.3,1)}
.questionnaire.turn-prev{transform-origin:right center;animation:pg-in-prev .42s cubic-bezier(.2,.8,.3,1)}
@keyframes pg-out-next{60%{box-shadow:30px 18px 40px rgba(0,0,0,.3)}100%{transform:rotateY(-100deg) skewY(-4deg);opacity:.2}}
@keyframes pg-out-prev{100%{transform:rotateY(100deg) skewY(4deg);opacity:.2}}
@keyframes pg-in-next{0%{transform:rotateY(14deg) translateX(12px);filter:brightness(.94)}}
@keyframes pg-in-prev{0%{transform:rotateY(-14deg) translateX(-12px);filter:brightness(.94)}}
.bubbles{flex:1;min-height:0;display:grid;grid-template-rows:repeat(10,minmax(0,1fr));gap:4px}
.b-row{display:grid;grid-template-columns:40px repeat(4,minmax(0,1fr));gap:4px;align-items:center;min-height:0;padding:0 6px;border-radius:14px;transition:box-shadow .2s}
.b-row.current{box-shadow:var(--inset-sm)}
.b-num{border:0;background:none;font:inherit;font-weight:800;color:var(--ink);cursor:pointer;height:100%}
.bubble{position:relative;justify-self:center;height:min(40px,calc(100% - 4px));aspect-ratio:1;min-height:22px;border-radius:50%;border:0;background:var(--bg);box-shadow:var(--inset-sm);color:var(--muted);font:inherit;font-weight:800;font-size:.8rem;cursor:pointer;transition:transform .12s}
.bubble:hover{transform:scale(1.08)}
.bubble::after{content:"";position:absolute;inset:3px;border-radius:50%;background:radial-gradient(circle at 38% 32%,#59646f,#14191d);transform:scale(0);transition:transform .22s cubic-bezier(.3,1.6,.5,1)}
.bubble.shaded::after{transform:scale(1)}
.bubble span{position:relative;z-index:1}
.bubble.shaded span{color:#fff}
.sheet-compact{display:none}
.ex-submit{width:100%;margin-top:12px;flex:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.ex-submit svg{width:18px;height:18px}
.peek-card{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-2deg);display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:22px;background:var(--bg);box-shadow:var(--raise),0 24px 60px rgba(0,0,0,.35);max-width:min(92vw,520px);z-index:7;animation:peek-in .35s ease-out}
.peek-card>svg{width:28px;height:28px;flex:none;color:var(--red)}
.peek-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.peek-row span{display:grid;justify-items:center;min-width:34px;padding:4px;border-radius:10px;box-shadow:var(--inset-sm);font-weight:800;filter:blur(.5px)}
.peek-row small{font-weight:600;color:var(--muted);font-size:.7rem}
@keyframes peek-in{from{transform:translate(-30%,-50%) rotate(6deg);opacity:0}}
/* Phones, small tablets and portrait iPads: a compact answer strip under the questionnaire. */
@media (max-width:760px),(orientation:portrait) and (max-width:1100px){
  .ex-desk{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;gap:12px}
  .answer-sheet{padding:14px 16px}
  .answer-sheet header{margin-bottom:8px}
  .bubbles{display:none}
  .sheet-compact{display:grid;gap:12px}
  .sc-nums{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:5px}
  .sc-nums button{aspect-ratio:1;max-height:38px;justify-self:center;width:100%;max-width:38px;border:0;border-radius:50%;background:var(--bg);box-shadow:var(--raise-xs);color:var(--ink);font:inherit;font-size:.78rem;font-weight:800;padding:0;cursor:pointer}
  .sc-nums button.done{background:var(--ink);color:var(--bg)}
  .sc-nums button.on{box-shadow:0 0 0 3px var(--accent-2),var(--raise-xs)}
  .sc-bubbles{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
  .bubble.big{height:auto;width:100%;max-width:62px;font-size:1.05rem}
  .ex-submit{margin-top:10px}
  .paper{padding:14px 16px;border-radius:22px}
  .ex-body{padding:12px 14px}
}
@media (max-width:560px){.ex-bar{gap:6px}.ex-bar .w-btn span,.ex-pill b{display:none}.ex-bar .w-btn{padding:8px 10px}.ex-pill{padding:6px 10px}.ex-opts{gap:8px}.ex-opts li{padding:8px 10px}.ex-q{margin-bottom:12px}}
/* Phones held sideways: two columns, compact sheet. */
@media (max-height:520px) and (orientation:landscape){
  .w-exam{gap:8px}
  .ex-desk{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);grid-template-rows:none;gap:10px}
  .bubbles{display:none}.sheet-compact{display:grid;gap:8px}
  .sc-nums{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}.sc-nums button{height:30px;border:0;border-radius:50%;background:var(--bg);box-shadow:var(--raise-xs);color:var(--ink);font:inherit;font-weight:800;font-size:.75rem}.sc-nums button.done{background:var(--ink);color:var(--bg)}.sc-nums button.on{box-shadow:0 0 0 3px var(--accent-2)}
  .sc-bubbles{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.bubble.big{height:auto;width:100%;max-width:46px}
  .paper{padding:10px 12px}.ex-body{padding:10px}.paper footer{margin-top:8px}.ex-turn{width:38px;height:38px}
  .ex-bar .w-btn span,.ex-pill b{display:none}
}

/* ---- Results: one screen, a tile per question */
.ex-result{flex:1;min-height:0;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;gap:14px;max-width:760px;width:100%;margin:auto;padding:20px;border-radius:26px;background:var(--bg);box-shadow:var(--raise);border:1px solid var(--edge);animation:pg-in-next .5s ease-out;max-height:100%}
.ex-result header{display:flex;justify-content:space-between;align-items:center;gap:12px}
.ex-result header b{display:block;font-size:1.25rem}
.ex-result header small{color:var(--muted);font-weight:600}
.ex-score{display:grid;place-items:center;width:96px;height:96px;flex:none;border-radius:50%;box-shadow:var(--inset);font-size:2.2rem;font-weight:900;color:var(--gold)}
.ex-score small{font-size:.9rem;color:var(--muted);margin-top:-10px}
.ex-score.good{color:var(--green)}
.ex-score.bad{color:var(--red)}
.ex-tiles{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:8px}
.ex-tile{display:grid;justify-items:center;gap:2px;padding:8px 0;border:0;border-radius:14px;background:var(--bg);box-shadow:var(--raise-xs);color:var(--ink);font:inherit;font-weight:800;cursor:pointer}
.ex-tile svg{width:16px;height:16px}
.ex-tile.ok svg{color:var(--green-2)}
.ex-tile.bad svg,.ex-tile.blank svg{color:var(--red)}
.ex-tile.sel{box-shadow:var(--inset-sm);color:var(--accent)}
.ex-detail{min-height:0;overflow:auto;padding:14px 16px;border-radius:18px;box-shadow:var(--inset-sm)}
.ex-dq{margin:0 0 12px;line-height:1.5;font-family:Georgia,"Times New Roman",serif}
.ex-ans{display:grid;gap:8px}
.ex-ans span{display:grid;gap:2px;padding:10px 12px;border-radius:12px;background:var(--bg);box-shadow:var(--raise-xs);border-left:4px solid var(--red)}
.ex-ans span.ok{border-left-color:var(--green-2)}
.ex-ans small{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.ex-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
@media (max-width:560px){.ex-result{padding:16px;gap:12px}.ex-tiles{grid-template-columns:repeat(5,minmax(0,1fr))}.ex-score{width:76px;height:76px;font-size:1.7rem}.ex-actions .button{flex:1}}
@media (prefers-reduced-motion:reduce){.wh-art svg,.questionnaire,.ex-result,.peek-card,.w-act,.w-say,.w-panel{animation:none!important}}
body.world-seated .radio-pet,body.world-seated .radio-bubble,body.world-seated #pomoGarden{display:none!important}
@media (max-width:560px){
  .ex-q{font-size:.98rem;line-height:1.42;margin-bottom:10px}
  .ex-opts{gap:7px;font-size:.92rem;line-height:1.32}
  .ex-opts li{padding:7px 10px;gap:10px}
  .ex-opts li b{width:24px;height:24px;font-size:.78rem}
  .ex-body{padding:10px 12px}
  .paper{padding:12px 14px}
  .paper header{margin-bottom:8px}
  .paper footer{margin-top:10px}
  .ex-turn{width:40px;height:40px}
  .bubble.big{max-width:52px}
  .sheet-compact{gap:10px}
}
.w-area.pulse{animation:w-pulse .6s ease-out}@keyframes w-pulse{40%{transform:scale(1.12);color:var(--accent)}}

/* ---------- Exam: first-person POV. The classroom stays visible and sharp; the paper lies on your desk. ---------- */
.w-exam{pointer-events:none;background:none;-webkit-backdrop-filter:none;backdrop-filter:none;justify-content:space-between}
.w-exam:has(.ex-result){pointer-events:auto;background:color-mix(in srgb,var(--bg) 80%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);justify-content:flex-start}
.w-exam .ex-bar>*,.w-exam .ex-desk>*,.w-exam .peek-card{pointer-events:auto}
.w-exam .ex-pill{box-shadow:var(--raise-sm);border:0;color:var(--ink);font:inherit;font-weight:800}
button.ex-pill{cursor:pointer}
button.ex-pill:disabled{opacity:.5;cursor:default}
.w-exam .ex-desk{flex:none;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(250px,1fr);align-items:end;gap:14px;height:min(50vh,470px);perspective:none}
.w-exam .ex-desk.expanded{height:min(78vh,720px)}
.w-exam .paper{height:100%;box-shadow:var(--raise),0 14px 30px -8px rgba(0,0,0,.35)}
.w-exam .questionnaire{transform:perspective(1100px) rotateX(5deg);transform-origin:50% 100%}
.w-exam .answer-sheet{height:auto;max-height:100%;align-self:end;transform:perspective(1100px) rotateX(4deg) rotateZ(1deg);transform-origin:50% 100%}
.w-exam .bubbles{display:none}
.w-exam .sheet-compact{display:grid;gap:10px}
.w-exam .sc-nums{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px}
.w-exam .sc-nums button{height:32px;border:0;border-radius:50%;background:var(--bg);box-shadow:var(--raise-xs);color:var(--ink);font:inherit;font-weight:800;font-size:.78rem;padding:0;cursor:pointer}
.w-exam .sc-nums button.done{background:var(--ink);color:var(--bg)}
.w-exam .sc-nums button.on{box-shadow:0 0 0 3px var(--accent-2),var(--raise-xs)}
.w-exam .sc-bubbles{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.w-exam .bubble.big{height:auto;width:100%;max-width:54px;font-size:1rem}
.ex-expand{display:none;margin-left:8px;border:0;border-radius:50%;width:30px;height:30px;padding:0;background:var(--bg);box-shadow:var(--raise-xs);color:var(--ink);vertical-align:middle;cursor:pointer;transform:rotate(-90deg)}
.ex-expand svg{width:16px;height:16px}
.ex-desk.expanded .ex-expand{transform:rotate(90deg)}
.w-exam .ex-q{font-size:clamp(1.05rem,1rem + .5vw,1.4rem)}
/* Classmate's paper, floating over their desk. */
.w-exam .peek-card{position:absolute;left:50%;top:40%;transform:translate(-50%,-100%);z-index:7;max-width:min(88vw,380px);padding:12px 14px;border-radius:16px;animation:peek-in .3s ease-out;pointer-events:none}
.w-exam .peek-card p{margin:6px 0 0;font-size:.8rem;color:var(--muted)}
.w-exam .peek-card.none>svg{color:var(--muted)}
.w-exam .peek-row.rough span{filter:blur(2.2px);min-width:30px}
.w-exam .peek-row.rough i{width:12px;height:12px;border-radius:50%;background:var(--ink);opacity:.75;display:block}
@keyframes peek-in{from{opacity:0;transform:translate(-50%,-90%) scale(.9)}}
@media (max-width:760px),(orientation:portrait) and (max-width:1100px){
  .w-exam .ex-desk{grid-template-columns:1fr;grid-template-rows:none;height:auto;max-height:58vh;gap:8px;align-items:stretch}
  .w-exam .ex-desk.expanded{max-height:78vh;height:78vh}
  .w-exam .paper{height:auto;max-height:42vh}
  .w-exam .ex-q{font-size:1rem;margin-bottom:8px}
  .w-exam .ex-desk.expanded .paper{max-height:none;flex:1}
  .w-exam .ex-desk.expanded{display:flex;flex-direction:column}
  .w-exam .ex-desk.expanded .answer-sheet{flex:none}
  .w-exam .answer-sheet{max-height:none;transform:none}
  .w-exam .questionnaire{transform:none}
  .ex-expand{display:inline-grid;place-items:center}
  .w-exam .ex-body{padding:10px 12px}
  .w-exam .answer-sheet header{display:none}
  .w-exam .answer-sheet{padding:8px 10px}
  .w-exam .ex-submit{margin-top:6px}
  .w-exam .sc-nums{grid-template-columns:repeat(10,minmax(0,1fr))}.w-exam .sc-nums button{height:28px;font-size:.7rem}
}
@media (max-height:520px) and (orientation:landscape){
  .w-exam .ex-desk{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);height:min(58vh,260px);max-height:none}
  .w-exam .paper{max-height:none;height:100%}.w-exam .answer-sheet header{display:flex}
}
@media(prefers-reduced-motion:reduce){.w-exam .peek-card{animation:none}}