:root{
  --cream:#f7efe1;--cream-deep:#efe1ca;--paper:#fff9ef;--forest:#294737;--forest-deep:#1e3529;
  --red:#a94f48;--red-deep:#8f403b;--gold:#c69a53;--gold-light:#e5c789;--ink:#342b24;--muted:#74695e;
  --line:rgba(67,48,33,.14);--shadow:0 20px 52px rgba(62,44,31,.14);--shadow-soft:0 10px 28px rgba(62,44,31,.11);
  color-scheme:light;
}
*{box-sizing:border-box}html{min-width:320px;background:var(--cream)}body{margin:0;min-width:320px;color:var(--ink);font-family:Inter,ui-rounded,"Avenir Next",Avenir,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at 18% 0%,rgba(255,255,255,.94),transparent 38rem),linear-gradient(180deg,#fbf5eb 0%,var(--cream) 76%)}
button,input{font:inherit}button{-webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible{outline:4px solid rgba(198,154,83,.4);outline-offset:3px}[hidden]{display:none!important}img{max-width:100%}
.app-shell{width:min(1240px,calc(100% - 28px));margin:0 auto;padding:clamp(16px,3vw,36px) 0 44px}.screen{animation:screenIn .38s ease both}@keyframes screenIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.eyebrow{margin:0;color:var(--forest);font-size:.76rem;font-weight:950;letter-spacing:.22em;text-transform:uppercase}h1,h2{font-family:Georgia,"Times New Roman",serif;color:var(--forest-deep)}
.button{min-height:52px;border:0;border-radius:999px;padding:0 24px;font-weight:900;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease}.button:active{transform:scale(.98)}.button-primary{background:var(--forest);color:#fff9ef;box-shadow:0 8px 20px rgba(41,71,55,.18)}.button-secondary{background:#efe0c2;color:var(--forest-deep)}
/* Access */
.screen-access{min-height:calc(100vh - 70px);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);align-items:center;gap:clamp(22px,4vw,68px)}.access-visual{display:grid;place-items:center}.sleigh-hero-image{width:100%;height:auto;display:block}.access-copy{max-width:610px}.access-copy h1{margin:8px 0 clamp(24px,2.2vw,34px);font-size:clamp(4.2rem,8vw,7.7rem);line-height:.82;letter-spacing:-.055em}.access-lead{max-width:500px;margin:0 0 30px;color:var(--muted);font-family:Georgia,"Times New Roman",serif;font-size:clamp(1.1rem,2vw,1.35rem);line-height:1.5}.code-form{max-width:570px;padding:24px;border:1px solid var(--line);border-radius:26px;background:rgba(255,249,239,.82);box-shadow:var(--shadow-soft)}.code-form label{display:block;color:var(--forest-deep);font-weight:900}.field-help{margin:5px 0 14px;color:var(--muted);font-size:.92rem}.code-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}.code-row input{width:100%;min-height:52px;padding:0 18px;border:1px solid rgba(67,48,33,.22);border-radius:999px;background:#fffdf8;color:var(--ink);font-weight:850;letter-spacing:.04em}.form-message{min-height:1.35em;margin:10px 3px 0;color:var(--red-deep);font-size:.88rem;font-weight:800}.form-message.success{color:var(--forest)}.tiny-note{margin:15px 2px 0;color:#8a7c6e;font-size:.86rem}
/* Home */
.screen-home{max-width:1120px;margin:0 auto}.home-heading{text-align:center;margin:4px auto 28px}.home-heading h1{margin:5px 0 8px;font-size:clamp(3.5rem,8vw,6.7rem);line-height:.9;letter-spacing:-.055em}.home-heading>p:last-child{margin:0;color:var(--muted);font-family:Georgia,"Times New Roman",serif;font-size:1.08rem}.difficulty-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.difficulty-card{position:relative;min-width:0;padding:0;overflow:hidden;border:1px solid rgba(67,48,33,.14);border-radius:30px;background:rgba(255,249,239,.9);text-align:left;cursor:pointer;box-shadow:var(--shadow-soft);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.difficulty-card:active{transform:scale(.99)}.mode-preview{position:relative;aspect-ratio:16/8.2;overflow:hidden;background:#e9e2d5}.mode-preview>img{display:block;width:100%;height:100%;object-fit:cover}.preview-dot{position:absolute;display:grid;place-items:center;width:13%;aspect-ratio:1;background:transparent;filter:drop-shadow(0 3px 3px rgba(52,43,36,.16))}.preview-dot img{max-width:100%;max-height:100%;object-fit:contain}.preview-dot.p1{left:17%;top:50%}.preview-dot.p2{left:51%;top:58%}.preview-dot.p3{left:74%;top:34%}.classic-card .preview-dot{width:9%}.classic-card .preview-dot.p1{left:21%;top:56%}.classic-card .preview-dot.p2{left:60%;top:50%}.classic-card .preview-dot.p3{left:77%;top:64%}.mode-copy{display:grid;grid-template-columns:auto 1fr;column-gap:12px;padding:22px 24px 24px}.difficulty-icon{grid-row:1/5;display:grid;place-items:center;width:43px;height:43px;border-radius:50%;background:var(--red);color:#fffaf1;font-size:1.15rem}.classic-card .difficulty-icon{background:var(--forest)}.difficulty-name{font-family:Georgia,"Times New Roman",serif;color:var(--forest-deep);font-size:2.05rem;font-weight:800;line-height:1}.difficulty-detail{margin-top:7px;color:var(--red-deep);font-weight:900}.difficulty-caption{margin-top:5px;color:var(--muted);font-size:.92rem}.difficulty-cta{margin-top:17px;color:var(--forest);font-weight:950}.difficulty-ribbon{position:absolute;z-index:2;top:15px;right:15px;padding:7px 11px;border-radius:999px;background:#ecdcae;color:var(--forest-deep);font-size:.67rem;font-weight:950;letter-spacing:.1em}.how-to{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:21px}.how-step{display:flex;align-items:center;gap:13px;padding:16px 18px;border-top:1px solid rgba(67,48,33,.12)}.how-number{display:grid;place-items:center;width:34px;height:34px;flex:0 0 34px;border-radius:50%;background:var(--forest);color:#fffaf1;font-weight:900}.how-step strong,.how-step div span{display:block}.how-step strong{color:var(--forest-deep)}.how-step div span{margin-top:2px;color:var(--muted);font-size:.84rem}
@media(hover:hover) and (pointer:fine){.difficulty-card:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(62,44,31,.16);border-color:rgba(198,154,83,.45)}}
/* Game */
.screen-game{max-width:1220px;margin:0 auto}.game-header{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:15px;margin:0 0 14px}.icon-button,.text-button,.hint-button{border:1px solid rgba(67,48,33,.14);background:rgba(255,249,239,.88);color:var(--forest-deep);cursor:pointer}.icon-button{width:52px;height:52px;border-radius:50%;font-size:2rem;line-height:1}.text-button,.hint-button{min-height:46px;border-radius:999px;padding:0 18px;font-weight:900}.game-heading h1{margin:2px 0 0;font-size:clamp(2rem,5vw,3.55rem);line-height:.95;letter-spacing:-.045em}.game-header-actions{display:flex;align-items:center;gap:8px}.mode-pill{display:grid;place-items:center;min-height:46px;padding:0 16px;border:1px solid rgba(67,48,33,.12);border-radius:999px;background:#efe0c2;color:var(--forest-deep);font-size:.74rem;font-weight:950;letter-spacing:.08em}
.mission-panel{padding:15px 16px 12px;border:1px solid rgba(198,154,83,.38);border-radius:25px;background:rgba(255,249,239,.91);box-shadow:var(--shadow-soft)}.mission-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 4px 12px}.mission-kicker{display:block;color:var(--red-deep);font-size:.68rem;font-weight:950;letter-spacing:.16em}.mission-title{display:block;margin-top:2px;color:var(--forest-deep);font-family:Georgia,"Times New Roman",serif;font-size:clamp(1.2rem,2vw,1.55rem)}.found-pill{display:flex;align-items:center;gap:8px;min-height:43px;padding:0 15px;border-radius:999px;background:#f3e7d1;color:var(--forest-deep)}.found-pill span{color:var(--muted);font-size:.7rem;font-weight:950;letter-spacing:.08em}.found-pill strong{font-size:1.15rem}.target-strip{display:flex;gap:9px;overflow-x:auto;padding:2px 2px 7px;scrollbar-width:thin;scroll-snap-type:x proximity}.target-chip{position:relative;flex:1 0 90px;min-width:82px;max-width:132px;min-height:91px;border:1px solid rgba(198,154,83,.48);border-radius:17px;background:#fffaf2;display:grid;place-items:center;padding:7px;scroll-snap-align:start;transition:opacity .2s ease,transform .2s ease,border-color .2s ease,background .2s ease}.target-chip img{max-width:70px;max-height:68px;object-fit:contain;filter:drop-shadow(0 3px 3px rgba(62,44,31,.08))}.target-chip.is-found{background:#edf0e6;border-color:rgba(41,71,55,.35);opacity:.67;transform:scale(.96)}.target-chip.is-found::after{content:'✓';position:absolute;right:7px;top:7px;width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--forest);color:white;font-weight:950;box-shadow:0 4px 10px rgba(41,71,55,.18);animation:checkPop .35s ease}.target-chip.is-hint{animation:targetGlow 1.05s ease 2}.progress-track{height:7px;margin:8px 3px 0;border-radius:999px;overflow:hidden;background:#eaddc9}.progress-track span{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--red),var(--gold));border-radius:inherit;transition:width .35s cubic-bezier(.2,.8,.2,1)}
.play-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:10px 4px 12px}.game-hint{margin:0;color:var(--forest);font-family:Georgia,"Times New Roman",serif;font-size:1rem}.hint-button{min-width:92px}.hint-button span{color:var(--gold);margin-right:5px}.hint-button:disabled{opacity:.45;cursor:default}
.scene-shell{position:relative;border-radius:29px;padding:9px;border:1px solid rgba(67,48,33,.13);background:rgba(255,249,239,.76);box-shadow:var(--shadow)}.scene-scroll{overflow-x:auto;overflow-y:hidden;border-radius:22px;overscroll-behavior-x:contain;scrollbar-width:thin}.spy-scene{position:relative;width:100%;aspect-ratio:16/9;min-height:0;overflow:hidden;border-radius:20px;background:#dfe6e8;isolation:isolate}.scene-background{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;user-select:none;pointer-events:none}.scene-items{position:absolute;inset:0;z-index:4}.scene-item{position:absolute;width:var(--size);aspect-ratio:1;transform:translate(-50%,-50%) rotate(var(--rot));border:0;padding:0;background:transparent;display:grid;place-items:center;cursor:pointer;touch-action:manipulation;filter:drop-shadow(0 4px 3px rgba(52,43,36,.16));animation:itemArrive .48s cubic-bezier(.2,.85,.25,1) both;animation-delay:var(--delay)}.scene-item img{display:block;max-width:100%;max-height:100%;object-fit:contain;pointer-events:none;user-select:none}.scene-item::after{content:'';position:absolute;inset:-10%;border:3px solid transparent;border-radius:30%;pointer-events:none;transition:.18s ease}.scene-item.is-found{pointer-events:none;animation:foundPop .62s ease forwards}.scene-item.is-found::after{border-color:rgba(41,71,55,.86);background:rgba(255,249,239,.18);box-shadow:0 0 0 7px rgba(255,249,239,.45)}.scene-item.is-wrong{animation:wrongShake .46s cubic-bezier(.36,.07,.19,.97)}.scene-item.is-hint::after{border-color:var(--gold);box-shadow:0 0 0 8px rgba(229,199,137,.34),0 0 35px rgba(198,154,83,.65);animation:hintPulse .8s ease-in-out 3}.scene-item .found-star{position:absolute;left:50%;top:50%;width:42px;height:42px;display:grid;place-items:center;border-radius:50%;background:var(--forest);color:#fffaf1;font-size:1.25rem;font-weight:950;transform:translate(-50%,-50%) scale(0);box-shadow:0 7px 20px rgba(30,53,41,.28);animation:starPop .48s .12s cubic-bezier(.2,1.4,.3,1) forwards}.snow-layer{position:absolute;inset:-30%;z-index:2;pointer-events:none;opacity:.4;background-image:radial-gradient(circle,#fff 0 1.5px,transparent 1.8px),radial-gradient(circle,#fff 0 1px,transparent 1.4px);background-size:90px 90px,57px 57px;background-position:0 0,20px 30px;animation:snowMove 14s linear infinite}.snow-b{opacity:.22;background-size:130px 130px,78px 78px;animation-duration:23s;transform:translateX(20px)}.scene-ripples{position:absolute;inset:0;z-index:6;pointer-events:none}.tap-ripple{position:absolute;width:28px;height:28px;border:2px solid rgba(169,79,72,.62);border-radius:50%;transform:translate(-50%,-50%);animation:ripple .5s ease-out forwards}.swipe-note{display:none;position:absolute;z-index:10;bottom:17px;left:50%;transform:translateX(-50%);padding:7px 12px;border-radius:999px;background:rgba(30,53,41,.86);color:#fffaf1;font-size:.72rem;font-weight:850;pointer-events:none;box-shadow:0 5px 15px rgba(30,53,41,.18)}
@media(hover:hover) and (pointer:fine){.scene-item:not(.is-found):hover{transform:translate(-50%,-50%) rotate(0deg) scale(1.1);filter:drop-shadow(0 8px 7px rgba(52,43,36,.2))}.hint-button:hover,.text-button:hover,.icon-button:hover{background:#fffaf1;border-color:rgba(198,154,83,.46)}}
@keyframes itemArrive{from{opacity:0;transform:translate(-50%,-42%) rotate(var(--rot)) scale(.72)}to{opacity:1;transform:translate(-50%,-50%) rotate(var(--rot)) scale(1)}}@keyframes foundPop{0%{transform:translate(-50%,-50%) rotate(var(--rot)) scale(1)}35%{transform:translate(-50%,-50%) rotate(0) scale(1.22)}100%{transform:translate(-50%,-50%) rotate(0) scale(.78);opacity:.42}}@keyframes starPop{to{transform:translate(-50%,-50%) scale(1)}}@keyframes checkPop{from{transform:scale(0)}65%{transform:scale(1.18)}to{transform:scale(1)}}@keyframes targetGlow{50%{box-shadow:0 0 0 7px rgba(229,199,137,.3);border-color:var(--gold);transform:translateY(-2px)}}@keyframes hintPulse{50%{transform:scale(1.06);box-shadow:0 0 0 12px rgba(229,199,137,.18),0 0 42px rgba(198,154,83,.58)}}@keyframes wrongShake{0%,100%{transform:translate(-50%,-50%) rotate(var(--rot))}15%{transform:translate(-58%,-50%) rotate(calc(var(--rot) - 2deg))}30%{transform:translate(-43%,-50%) rotate(calc(var(--rot) + 2deg))}45%{transform:translate(-56%,-50%) rotate(calc(var(--rot) - 1.5deg))}60%{transform:translate(-45%,-50%) rotate(calc(var(--rot) + 1.5deg))}75%{transform:translate(-53%,-50%) rotate(calc(var(--rot) - .75deg))}90%{transform:translate(-48%,-50%) rotate(calc(var(--rot) + .5deg))}}@keyframes ripple{to{width:72px;height:72px;opacity:0}}@keyframes snowMove{to{background-position:60px 180px,-30px 120px}}
/* Win */
.win-layer{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px;background:rgba(30,53,41,.68);backdrop-filter:blur(6px)}.win-card{position:relative;width:min(560px,100%);max-height:calc(100vh - 40px);overflow:auto;padding:30px clamp(22px,5vw,46px) 38px;border-radius:36px;background:#fff9ef;box-shadow:0 28px 80px rgba(30,35,28,.32);text-align:center}.win-cracker{display:block;width:min(350px,76%);height:auto;margin:0 auto 10px}.win-card h2{margin:8px 0 7px;font-size:clamp(2.8rem,7vw,4.8rem);line-height:.92;letter-spacing:-.045em}.win-copy{margin:0 0 21px;color:var(--muted);font-family:Georgia,"Times New Roman",serif;font-size:1.05rem}.win-stats-row{display:flex;justify-content:center;gap:10px;margin:0 0 24px}.win-stat{min-width:130px;display:flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;padding:12px 17px;background:#efe0c2;color:var(--forest-deep)}.win-stat span{color:var(--muted);font-size:.73rem;font-weight:950;letter-spacing:.08em;text-transform:uppercase}.win-stat strong{font-size:1.4rem}.win-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none}.confetti-piece{position:absolute;top:-24px;width:10px;height:18px;border-radius:3px;background:var(--gold-light);animation:fall linear forwards}.confetti-piece:nth-child(3n){background:var(--red)}.confetti-piece:nth-child(3n+1){background:var(--forest)}@keyframes fall{to{transform:translate(var(--drift),110vh) rotate(620deg);opacity:.2}}
@media(max-width:820px){.screen-access{grid-template-columns:1fr;min-height:auto;gap:8px}.access-visual{max-width:690px;margin:0 auto}.access-copy{margin:0 auto;text-align:center}.access-lead{margin-left:auto;margin-right:auto}.code-form{margin:0 auto;text-align:left}.difficulty-grid{grid-template-columns:1fr}.how-to{grid-template-columns:1fr}.game-header{grid-template-columns:auto 1fr}.game-header-actions{grid-column:1/-1;justify-content:flex-end}.mission-panel{padding:12px}.target-chip{flex-basis:90px}.scene-scroll{border-radius:18px}.spy-scene{width:760px;max-width:none}.swipe-note{display:block;animation:swipeFade 4s 1.1s ease forwards}.scene-item{min-width:46px;min-height:46px}.scene-shell{padding:7px}.play-toolbar{align-items:flex-start}.game-hint{font-size:.92rem}}@keyframes swipeFade{0%,65%{opacity:1}to{opacity:0}}
@media(max-width:600px){.app-shell{width:min(100% - 16px,1240px);padding-top:11px}.screen-access{min-height:calc(100vh - 32px)}.access-copy h1{font-size:clamp(3.5rem,17vw,5rem)}.code-row{grid-template-columns:1fr}.code-row .button{width:100%}.home-heading h1{font-size:clamp(3rem,15vw,4.8rem)}.game-header{gap:8px;margin-bottom:9px}.game-heading h1{font-size:clamp(1.75rem,8vw,2.4rem)}.icon-button{width:44px;height:44px}.text-button,.mode-pill{min-height:42px;padding:0 13px;font-size:.78rem}.mission-topline{align-items:flex-end}.mission-title{font-size:1.05rem}.mission-kicker{font-size:.61rem}.found-pill{min-height:39px;padding:0 12px}.target-strip{margin:0 -1px}.target-chip{min-height:78px;min-width:74px;flex-basis:78px;border-radius:14px}.target-chip img{max-width:58px;max-height:57px}.play-toolbar{margin:8px 2px 9px}.hint-button{min-height:42px;padding:0 15px}.scene-shell{border-radius:22px}.win-card{border-radius:28px;padding-top:23px}.win-actions{grid-template-columns:1fr}}
@media(max-width:390px){.mode-pill{display:none}.mission-title{display:none}.win-stats-row{flex-direction:column;align-items:stretch}.target-chip{flex-basis:74px}}

/* Mobile scene discovery: make horizontal exploration obvious without obscuring gameplay. */
.swipe-motion,.scene-edge-cue{display:none}
@media(max-width:820px){
.scene-scroll{-webkit-overflow-scrolling:touch;scroll-behavior:smooth;scrollbar-width:none}
.scene-scroll::-webkit-scrollbar{display:none}
.swipe-note{display:flex;align-items:center;gap:8px;bottom:14px;padding:9px 14px;background:rgba(30,53,41,.94);font-size:.76rem;letter-spacing:.01em;opacity:1;visibility:visible;transition:opacity .28s ease,transform .28s ease,visibility .28s ease;animation:none}
.swipe-note.is-hidden{opacity:0;visibility:hidden;transform:translate(-50%,8px)}
.swipe-motion{display:inline-block;min-width:28px;text-align:center;font-size:1.05rem;color:#f3d79b;animation:swipeMotion 1.25s ease-in-out infinite}
.scene-edge-cue{display:grid;position:absolute;top:50%;z-index:12;width:56px;height:112px;place-items:center;padding:0;border:0;appearance:none;background:transparent;cursor:pointer;touch-action:manipulation;pointer-events:none;opacity:0;transition:opacity .22s ease,transform .18s ease;transform:translateY(-50%)}
.scene-edge-cue.is-visible{opacity:1;pointer-events:auto}
.scene-edge-cue span{width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:rgba(255,249,239,.97);border:1px solid rgba(198,154,83,.68);box-shadow:0 6px 20px rgba(30,53,41,.22);color:var(--forest-deep);font-family:Georgia,"Times New Roman",serif;font-size:2.25rem;line-height:1;pointer-events:none}.scene-edge-cue:active span{transform:scale(.92)!important}.scene-edge-cue:focus-visible span{outline:3px solid rgba(198,154,83,.55);outline-offset:3px}
.scene-edge-right{right:7px;background:linear-gradient(90deg,rgba(255,249,239,0),rgba(255,249,239,.76))}
.scene-edge-left{left:7px;background:linear-gradient(270deg,rgba(255,249,239,0),rgba(255,249,239,.76))}
.scene-edge-right span{animation:edgeNudgeRight 1.05s ease-in-out infinite}
.scene-edge-left span{animation:edgeNudgeLeft 1.05s ease-in-out infinite}
}
@keyframes swipeMotion{0%,100%{transform:translateX(-4px)}50%{transform:translateX(4px)}}
@keyframes edgeNudgeRight{0%,100%{transform:translateX(-2px)}50%{transform:translateX(4px)}}
@keyframes edgeNudgeLeft{0%,100%{transform:translateX(2px)}50%{transform:translateX(-4px)}}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}


/* Plum & Kite brand footer */
.brand-footer{display:flex;justify-content:center;align-items:center;padding:8px 16px 28px;margin:0 auto;min-height:54px}
.brand-footer img{display:block;width:120px;max-width:34vw;height:auto;opacity:.72}
@media(max-width:600px){.brand-footer{padding:5px 12px 22px}.brand-footer img{width:100px;max-width:42vw}}