*{margin:0;padding:0;box-sizing:border-box}body{width:100vw;height:100vh;overflow:hidden;background:linear-gradient(135deg,#1e3c72,#2a5298);display:flex;justify-content:center;align-items:center;transition:background .5s ease;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}body.game-started{cursor:none;touch-action:none}#custom-cursor{position:fixed;width:6px;height:6px;background-color:#fff8dce6;border-radius:50%;pointer-events:none;z-index:10000;display:none;transform:translate(-50%,-50%);box-shadow:0 0 8px #fff8dc99;transition:opacity .2s ease}body.game-started #custom-cursor{display:block;opacity:0}body.game-started.touch-device #custom-cursor{opacity:1}body.game-started.touch-device.instructions-active #custom-cursor{opacity:0}#instruction-overlay{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2500;pointer-events:none;text-align:center;transition:opacity 1s ease-out}#instruction-overlay.dissolving{opacity:0}#instruction-text{font-size:36px;color:#fff;font-family:Tiny5,Arial,sans-serif;white-space:pre-line;line-height:1.4}@keyframes instruction-letter-jiggle{0%,to{transform:translate(0) rotate(0)}10%{transform:translate(-1px,-2px) rotate(-1deg)}20%{transform:translate(2px,1px) rotate(1deg)}30%{transform:translate(-2px,1px) rotate(1deg)}40%{transform:translate(1px,-1px) rotate(-1deg)}50%{transform:translate(-1px,2px) rotate(.5deg)}60%{transform:translate(2px,-2px) rotate(-.5deg)}70%{transform:translate(-2px,-1px) rotate(1deg)}80%{transform:translate(1px,2px) rotate(-1deg)}90%{transform:translate(-1px,-1px) rotate(.5deg)}}.instruction-jiggle{display:inline-block;animation:instruction-letter-jiggle .4s ease-in-out infinite}.rule-cube{display:inline-block;width:.8em;height:.8em;border-radius:6px;filter:drop-shadow(2px 2px 4px rgba(0,0,0,.4));vertical-align:middle;margin:0 2px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@media(max-width:900px){#instruction-text{font-size:28px}}@media(max-width:600px){#instruction-text{font-size:24px}}@media(max-width:420px){#instruction-text{font-size:20px}}body.performance-mode.game-started{transition:none}body.performance-mode.game-started:before,body.performance-mode.game-started:after{opacity:0;animation:none;filter:none;mix-blend-mode:normal}body.game-started #landing-links,body.game-started #version-number{display:none}#version-number{position:fixed;left:12px;bottom:12px;color:#66c2ff99;font-size:16px;font-family:Tiny5,Arial,sans-serif;letter-spacing:.5px;z-index:1000;pointer-events:none;-webkit-user-select:none;user-select:none}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;background:repeating-linear-gradient(to bottom,#ffffff09,#ffffff04 1px,#0000001a 2px 6px);opacity:.55;mix-blend-mode:multiply;filter:hue-rotate(0deg);animation:scanline-drift 2.5s linear infinite,scanline-tint 8s ease-in-out infinite}body.game-started:not(.performance-mode):before{opacity:.3}@keyframes scanline-drift{0%{background-position:0 0}to{background-position:0 80px}}@keyframes scanline-tint{0%{filter:hue-rotate(0deg)}50%{filter:hue-rotate(12deg)}to{filter:hue-rotate(0deg)}}#start-screen{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:1000;text-align:center;font-family:Arial,sans-serif;padding:30px 40px}#start-screen h1{font-size:144px;color:#f4c2c2;margin-bottom:10px;font-family:"Jacquard 12",Arial,sans-serif;white-space:nowrap}#start-title{visibility:hidden}#start-screen p{font-size:20px;color:#fff;margin-bottom:20px}#start-button{width:auto;height:auto;font-size:44px;letter-spacing:1px;font-family:"Jacquard 12",Arial,sans-serif;background:none;color:#66c2ff;border:none;cursor:pointer;font-weight:700;box-shadow:none;transition:letter-spacing .2s ease,opacity .2s ease,text-shadow .2s ease,filter .2s ease;margin-top:22px;padding:10px 20px;-webkit-tap-highlight-color:transparent;touch-action:manipulation}#start-button:hover{letter-spacing:2px;opacity:.78;filter:blur(.8px);text-shadow:0 0 14px rgba(102,194,255,.75),0 0 28px rgba(102,194,255,.55)}#start-button:active{transform:translateY(0) scale(.98)}#classic-shapes-layer{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:1}body.game-started #classic-shapes-layer{display:none}#landing-links{position:fixed;left:50%;bottom:24px;transform:translate(-50%);display:flex;gap:16px;z-index:1000}.landing-link{color:#66c2ff;text-decoration:none;font-size:28px;letter-spacing:1px;font-family:Tiny5,Arial,sans-serif;transition:letter-spacing .2s ease,opacity .2s ease,text-shadow .2s ease,filter .2s ease;-webkit-tap-highlight-color:transparent;touch-action:manipulation;padding:10px}@media(max-width:900px){#start-screen h1{font-size:96px}#start-button{font-size:36px}#landing-links{left:50%;bottom:18px;gap:12px}.landing-link{font-size:24px}#version-number{left:10px;bottom:10px;font-size:14px}}@media(max-width:600px){#start-screen{padding:20px}#start-screen h1{font-size:64px;white-space:normal;max-width:90vw;line-height:1.05}#start-button{font-size:28px;margin-top:16px}#landing-links{left:50%;bottom:14px;gap:10px}.landing-link{font-size:20px}#version-number{left:8px;bottom:8px;font-size:12px}}@media(max-width:420px){#start-screen h1{font-size:52px}#start-button{font-size:24px}.landing-link{font-size:18px}#version-number{left:6px;bottom:6px;font-size:11px}#level-indicator{font-size:20px;top:10px;left:10px}#game-legend{bottom:10px;left:10px;gap:10px}.legend-icon{width:20px;height:20px}.legend-count{font-size:20px;min-width:25px}}.landing-link:hover{letter-spacing:2px;opacity:.78;filter:blur(.8px);text-shadow:0 0 14px rgba(102,194,255,.75),0 0 28px rgba(102,194,255,.55)}.back-link{display:inline-block;position:fixed;top:24px;left:24px;color:#66c2ff;text-decoration:none;font-size:28px;letter-spacing:1px;font-family:Tiny5,Arial,sans-serif;transition:letter-spacing .2s ease,opacity .2s ease,text-shadow .2s ease,filter .2s ease;-webkit-tap-highlight-color:transparent;touch-action:manipulation;padding:10px}.back-link:hover{letter-spacing:2px;opacity:.78;filter:blur(.8px);text-shadow:0 0 14px rgba(102,194,255,.75),0 0 28px rgba(102,194,255,.55)}.classic-shape{position:absolute;bottom:-40px;color:#66c2ff59;font-family:Arial,sans-serif;animation:floatUpSlow linear infinite;will-change:transform,opacity}@keyframes floatUpSlow{0%{transform:translateY(0);opacity:0}15%{opacity:.8}to{transform:translateY(-110vh);opacity:0}}#level-indicator{position:fixed;top:12px;left:12px;font-family:Tiny5,Arial,sans-serif;font-size:28px;font-weight:400;color:#fff;z-index:100;pointer-events:none;padding:8px 12px;background:transparent;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:8px}#game-legend{position:fixed;bottom:12px;left:12px;display:flex;flex-direction:row;gap:15px;font-family:"Jacquard 12",Arial,sans-serif;z-index:100;pointer-events:none}.legend-item{display:flex;align-items:center;gap:5px;padding:8px 12px;background:transparent;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:8px}.legend-icon{width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background-size:contain;background-repeat:no-repeat;background-position:center;overflow:visible;position:relative}.legend-icon svg{width:100%!important;height:100%!important;display:block!important;position:absolute!important;top:0!important;left:0!important}.legend-label{font-size:16px;color:#fff;min-width:70px}.legend-count{font-size:32px;font-weight:400;color:#fff;min-width:30px;text-align:center;font-family:Tiny5,Arial,sans-serif}.plus-one{position:absolute;font-size:32px;font-weight:700;font-family:Tiny5,Arial,sans-serif;color:gold;text-shadow:2px 2px 4px rgba(0,0,0,.8);pointer-events:none;animation:floatUp 1s ease-out forwards;z-index:1000}@keyframes floatUp{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-50px)}}.hazard{position:absolute;width:50px;height:50px;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:10;background-size:contain;background-repeat:no-repeat;background-position:center;will-change:transform,opacity}.hazard.revealed{opacity:1}#game-over-screen,#level-complete-screen,.score-modal-card{border:none;box-shadow:none;display:flex;flex-direction:column;gap:14px}#game-over-screen,#level-complete-screen,.score-modal-card{background:transparent}#game-over-screen{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);padding:32px 36px;border-radius:18px;z-index:2000;text-align:center;font-family:Arial,sans-serif;color:#fff}body:has(#game-over-screen .score-form) #game-legend,body:has(#game-over-screen .score-form) #level-indicator,body:has(#game-over-screen .score-form) #grid-container,body:has(#game-over-screen .score-form) .target,body:has(#game-over-screen .score-form) .hazard,body:has(#game-over-screen .score-form) #custom-cursor,body:has(#game-over-screen .score-form) #instruction-overlay{display:none!important}body.game-started:has(#game-over-screen .score-form){cursor:auto}#game-over-screen:has(.score-form){background:linear-gradient(135deg,#1e3c72,#2a5298);z-index:3000;inset:0;width:100%;height:100%;transform:none;border-radius:0;padding:40px 20px;display:flex;flex-direction:column;justify-content:center;align-items:center}#game-over-screen h1{font-size:clamp(48px,6vw,64px);margin:0;color:#f44;font-family:"Jacquard 12",Arial,sans-serif;letter-spacing:1px;text-shadow:0 0 18px rgba(255,68,68,.45)}#game-over-screen p{font-size:18px;margin:0;color:#fff;line-height:1.3;font-family:Tiny5,Arial,sans-serif}#game-over-screen h2{font-size:clamp(48px,6vw,64px);margin:0;color:#66c2ff;font-family:"Jacquard 12",Arial,sans-serif;letter-spacing:1px;text-shadow:0 0 16px rgba(102,194,255,.45)}#game-over-screen .score-form{display:flex;flex-direction:column;gap:8px;text-align:left;margin-top:6px}#game-over-screen .score-label{font-size:14px;color:#f4c2c2;font-family:Tiny5,Arial,sans-serif}#game-over-screen .score-input{padding:10px 12px;border-radius:8px;border:1px solid rgba(102,194,255,.4);background:#ffffff0d;color:#fff;font-size:16px;font-family:Tiny5,Arial,sans-serif}#game-over-screen .score-input:focus{outline:2px solid #66C2FF;border-color:#66c2ff;background:#ffffff14}#game-over-screen .score-error{min-height:18px;color:#ff8a8a;font-size:13px;font-family:Tiny5,Arial,sans-serif;text-align:left}#restart-button,#next-level-button,#finish-run-button,#save-score-button,.score-cancel,.score-submit{font-size:clamp(24px,4vw,34px);letter-spacing:1px;font-family:Tiny5,Arial,sans-serif;background:none;color:#66c2ff;border:none;padding:8px 0;cursor:pointer;font-weight:700;box-shadow:none;transition:letter-spacing .2s ease,opacity .2s ease,text-shadow .2s ease,filter .2s ease;-webkit-tap-highlight-color:transparent;touch-action:manipulation;width:fit-content;text-align:center;line-height:1.2}#restart-button:hover,#next-level-button:hover,#finish-run-button:hover,#save-score-button:hover,.score-cancel:hover,.score-submit:hover{letter-spacing:2px;opacity:.78;filter:blur(.8px);text-shadow:0 0 14px rgba(102,194,255,.75),0 0 28px rgba(102,194,255,.55)}#restart-button:active,#next-level-button:active,#finish-run-button:active,#save-score-button:active,.score-cancel:active,.score-submit:active{transform:translateY(0) scale(.98)}#level-complete-screen{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);padding:32px 36px;border-radius:18px;z-index:2000;text-align:center;font-family:Arial,sans-serif;color:#fff}#level-complete-screen h1{font-size:clamp(48px,6vw,64px);margin:0;color:#f4c2c2;font-family:"Jacquard 12",Arial,sans-serif;letter-spacing:1px;text-shadow:0 0 18px rgba(244,194,194,.5)}#level-complete-screen p{font-size:18px;margin:0;color:#fff;line-height:1.3;font-family:Tiny5,Arial,sans-serif}#grid-container{width:100%;height:100%;position:relative;display:grid;grid-template-columns:repeat(auto-fit,40px);grid-template-rows:repeat(auto-fit,40px);gap:0;padding:0}.dot{width:6px;height:6px;background-color:#fff8dc80;border-radius:50%;position:relative;transition:transform .3s cubic-bezier(.175,.885,.32,1.275),opacity .3s ease;will-change:transform,opacity;margin:auto;opacity:0}.dot:hover{background-color:#fff8dc;transform:scale(1.5)}.dot-text{width:auto;height:auto;min-width:12px;min-height:12px;background-color:transparent;border-radius:0;display:flex;align-items:center;justify-content:center;color:#fff8dc80;font-size:10px;line-height:1;text-align:center;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.dot-text:hover{background-color:transparent;color:#fff8dc}.target{position:absolute;width:50px;height:50px;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:10;background-size:contain;background-repeat:no-repeat;background-position:center;will-change:opacity}.target svg{width:100%;height:100%;display:block;pointer-events:none}.target.revealed{opacity:1}.score-actions-row{display:flex;flex-direction:row;align-items:stretch;justify-content:center;gap:48px;margin-top:10px}.score-modal-overlay{position:fixed;inset:0;background:#000000bf;z-index:3000;display:flex;align-items:center;justify-content:center;padding:20px}.score-modal-card{color:#fff;padding:28px 30px 26px;border-radius:18px;max-width:420px;width:100%;text-align:left;font-family:Arial,sans-serif}.score-modal-card h2{font-size:clamp(28px,4vw,36px);margin:0;color:#66c2ff;font-family:"Jacquard 12",Arial,sans-serif;letter-spacing:1px;text-shadow:0 0 16px rgba(102,194,255,.45)}.score-modal-card p{font-size:17px;margin:0;color:#f4c2c2;line-height:1.3;font-family:Tiny5,Arial,sans-serif}.score-form{display:flex;flex-direction:column;gap:8px;text-align:left;margin-top:6px}.score-label{font-size:14px;color:#f4c2c2;font-family:Tiny5,Arial,sans-serif}.score-input{padding:10px 12px;border-radius:8px;border:1px solid rgba(102,194,255,.4);background:#ffffff0d;color:#fff;font-size:16px;font-family:Tiny5,Arial,sans-serif}.score-input:focus{outline:2px solid #66C2FF;border-color:#66c2ff;background:#ffffff14}.score-error{min-height:18px;color:#ff8a8a;font-size:13px;font-family:Tiny5,Arial,sans-serif}.score-actions{display:flex;justify-content:space-between;gap:12px}.score-actions .score-cancel,.score-actions .score-submit{flex:1}.score-submit:disabled,.score-cancel:disabled,#save-score-button:disabled,#finish-run-button:disabled{opacity:.6;cursor:not-allowed}body.leaderboard-page{overflow-y:auto;overflow-x:hidden;display:block;padding:0;height:auto;min-height:100vh}.leaderboard-container{max-width:960px;margin:0 auto;padding:32px 24px;min-height:100vh;display:flex;flex-direction:column;gap:24px;color:#fff;font-family:Arial,sans-serif}.leaderboard-page .back-link{position:static;display:inline-block;width:fit-content}.leaderboard-title{font-size:clamp(40px,6vw,56px);color:#f4c2c2;margin:0;font-family:Tiny5,Arial,sans-serif}.leaderboard-status{font-size:18px;color:#f4c2c2;text-align:left;font-family:Tiny5,Arial,sans-serif}.leaderboard-table{display:flex;flex-direction:column;gap:12px}.leaderboard-actions{display:flex;justify-content:center;margin-top:16px;padding-bottom:16px}.play-again-button{display:inline-block;font-size:clamp(28px,5vw,40px);letter-spacing:1px;font-family:Tiny5,Arial,sans-serif;background:none;color:#66c2ff;border:none;padding:10px 20px;text-decoration:none;font-weight:700;box-shadow:none;transition:letter-spacing .2s ease,opacity .2s ease,text-shadow .2s ease,filter .2s ease;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.play-again-button:hover{letter-spacing:2px;opacity:.78;filter:blur(.8px);text-shadow:0 0 14px rgba(102,194,255,.75),0 0 28px rgba(102,194,255,.55)}.play-again-button:active{transform:translateY(0) scale(.98)}.leaderboard-row{display:grid;grid-template-columns:.5fr 2fr 1fr 1fr 1fr;gap:12px;padding:10px 0;border-radius:0;background:transparent;border-bottom:1px solid rgba(255,255,255,.2)}.leaderboard-row .rank-number{color:#66c2ff;font-weight:700}.leaderboard-header{font-weight:700;color:#fff;background:transparent;font-family:"Jacquard 12",Arial,sans-serif}.leaderboard-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:Tiny5,Arial,sans-serif}.leaderboard-row.user-entry{background:#66c2ff26;border-color:#66c2ff66;border-width:2px}@media(max-width:640px){.leaderboard-row{grid-template-columns:.5fr 1.5fr 1fr 1fr}.leaderboard-row span:last-child{display:none}.leaderboard-container{padding:24px 16px;gap:20px}.leaderboard-page .back-link{font-size:24px}.leaderboard-title{font-size:clamp(32px,8vw,48px)}#game-over-screen,#level-complete-screen{inset:0;width:100%;height:100%;transform:none;border-radius:0;padding:40px 20px;display:flex;flex-direction:column;justify-content:center;align-items:center}body:has(#game-over-screen .score-form) #game-legend,body:has(#game-over-screen .score-form) #level-indicator,body:has(#game-over-screen .score-form) #grid-container,body:has(#game-over-screen .score-form) .target,body:has(#game-over-screen .score-form) .hazard,body:has(#game-over-screen .score-form) #custom-cursor,body:has(#game-over-screen .score-form) #instruction-overlay{display:none!important}#game-over-screen:has(.score-form){background:linear-gradient(135deg,#1e3c72,#2a5298);z-index:3000}.score-modal-overlay{padding:0;background:#000000f2}.score-modal-card{max-width:100%;width:100%;height:100%;border-radius:0;padding:40px 20px;display:flex;flex-direction:column;justify-content:center;background:#1e3c72;backdrop-filter:none;-webkit-backdrop-filter:none}}body.about-page{overflow-y:auto;overflow-x:hidden;display:block;padding:0;height:auto;min-height:100vh}.about-container{max-width:800px;margin:0 auto;padding:32px 24px;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;color:#fff;font-family:Arial,sans-serif;position:relative}.about-page .back-link{position:absolute;top:24px;left:24px;display:block;width:fit-content;margin:0;text-align:left}.about-title{font-size:clamp(40px,6vw,56px);color:#f4c2c2;margin:0;font-family:"Jacquard 12",Arial,sans-serif}.about-content{display:flex;flex-direction:column;gap:20px;line-height:1.6;text-align:center;width:100%;max-width:700px;align-items:center}.about-content h2{font-size:24px;color:#66c2ff;font-family:"Jacquard 12",Arial,sans-serif;margin:8px 0 0}.about-content p{font-size:20px;margin:0;color:#ffffffe6;font-family:Tiny5,Arial,sans-serif}.about-content .main-description{font-size:28px;margin-bottom:20px}.about-content a{color:#ffbee3;text-decoration:underline}.about-content a:hover{color:#ffd6f0}.about-content ul{list-style:none;padding:0;margin:0}.about-content li{font-size:16px;padding:8px 0 8px 24px;position:relative;color:#ffffffe6;font-family:Tiny5,Arial,sans-serif}.about-content li:before{content:"▸";position:absolute;left:0;color:#66c2ff}.gem-colors-display{display:grid;grid-template-columns:repeat(9,auto);grid-template-rows:repeat(2,auto);gap:12px;max-width:500px;width:100%;margin:16px auto 0;justify-content:center;justify-items:center;align-items:center}.floating-gem{display:inline-block;animation:float 3s ease-in-out infinite;filter:drop-shadow(0 4px 8px rgba(0,0,0,.4))}.floating-gem svg{display:block}.floating-gem:nth-child(1){animation-delay:0s;grid-column:1;grid-row:1}.floating-gem:nth-child(2){animation-delay:.3s;grid-column:2;grid-row:2}.floating-gem:nth-child(3){animation-delay:.6s;grid-column:3;grid-row:1}.floating-gem:nth-child(4){animation-delay:.9s;grid-column:4;grid-row:2}.floating-gem:nth-child(5){animation-delay:1.2s;grid-column:5;grid-row:1}.floating-gem:nth-child(6){animation-delay:1.5s;grid-column:6;grid-row:2}.floating-gem:nth-child(7){animation-delay:1.8s;grid-column:7;grid-row:1}.floating-gem:nth-child(8){animation-delay:2.1s;grid-column:8;grid-row:2}.floating-gem:nth-child(9){animation-delay:2.4s;grid-column:9;grid-row:1}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.about-actions{display:flex;justify-content:center;align-items:center;width:100%}.play-button{display:inline-block;font-size:clamp(28px,5vw,40px);letter-spacing:1px;font-family:Tiny5,Arial,sans-serif;background:none;color:#66c2ff;border:none;padding:10px 20px;text-decoration:none;font-weight:700;box-shadow:none;transition:letter-spacing .2s ease,opacity .2s ease,text-shadow .2s ease,filter .2s ease;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.play-button:hover{letter-spacing:2px;opacity:.78;filter:blur(.8px);text-shadow:0 0 14px rgba(102,194,255,.75),0 0 28px rgba(102,194,255,.55)}.play-button:active{transform:translateY(0) scale(.98)}@media(max-width:640px){.about-container{padding:24px 16px;gap:20px}.about-page .back-link{font-size:24px;top:16px;left:16px}.about-title{font-size:clamp(32px,8vw,48px)}.about-content h2{font-size:20px}.about-content p,.about-content li{font-size:18px}.about-content .main-description{font-size:22px}.gem-colors-display{gap:8px;max-width:100%;grid-template-columns:repeat(9,auto)}.floating-gem svg{width:30px;height:30px}}