*{box-sizing:border-box;margin:0;padding:0}html,body{min-height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;touch-action:manipulation}#app{min-height:100%;display:flex;align-items:center;justify-content:center;padding:16px}.game{width:min(92vw,420px);display:flex;flex-direction:column;gap:14px}.crumb{font-size:14px}.crumb a{color:var(--accent);text-decoration:none;font-weight:700}.crumb a:hover{text-decoration:underline}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.title{font-size:clamp(32px,10vw,48px);font-weight:800;line-height:1;letter-spacing:-1px;background:linear-gradient(135deg,#2ec16b,#f2c744 34%,#e5484d 66%,#3b82f6);-webkit-background-clip:text;background-clip:text;color:transparent}.scores{display:flex;gap:8px}.score-box{background:var(--board-bg);color:var(--accent-text);border-radius:8px;padding:6px 14px;text-align:center;min-width:66px;box-shadow:0 2px 6px #0000002e,inset 0 1px #ffffff1f}.score-box .label{font-size:11px;text-transform:uppercase;letter-spacing:1px;opacity:.85;font-weight:700}.score-box .value{font-size:22px;font-weight:800;line-height:1.1}.status{font-size:16px;font-weight:700;text-align:center;min-height:22px}.board{position:relative;width:100%;aspect-ratio:1 / 1}.simon{position:relative;width:100%;height:100%;border-radius:50%;padding:6.5%;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:5%;overflow:hidden;background:radial-gradient(120% 120% at 50% 16%,#43434d,#26262c 44%,#131317);box-shadow:0 24px 55px -14px #0000008c,0 6px 18px #00000061,0 0 0 1px #ffffff0d,inset 0 2px 3px #ffffff24,inset 0 -14px 34px #0009}.pad{position:relative;border:none;cursor:pointer;background:radial-gradient(135% 120% at 30% 22%,#ffffff6b,#fff0 48%),radial-gradient(150% 150% at 74% 84%,#00000057,#0000 56%),var(--c);filter:saturate(.92) brightness(.66);box-shadow:inset 0 2px 5px #ffffff47,inset 0 -10px 22px #0006;transition:filter .3s cubic-bezier(.4,0,.2,1),box-shadow .34s cubic-bezier(.4,0,.2,1),transform .13s ease;transform:translateZ(0)}.pad:hover{filter:saturate(1) brightness(.82)}.pad:before{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(60% 45% at 34% 20%,#ffffff80,#fff0 70%);opacity:.55;pointer-events:none}.pad.lit{filter:saturate(1.4) brightness(1.55);box-shadow:0 0 34px 8px var(--glow),0 0 72px 20px var(--glow),inset 0 0 26px 7px #ffffff9e,inset 0 2px 6px #fff6;transition:filter 60ms ease,box-shadow 60ms ease,transform .13s ease;z-index:2}.pad.lit:before{opacity:.9}.pad:active{transform:scale(.955)}.p0{--c: #2ec16b;--glow: rgba(46, 193, 107, .85);border-top-left-radius:100%}.p1{--c: #e5484d;--glow: rgba(229, 72, 77, .85);border-top-right-radius:100%}.p2{--c: #f2c744;--glow: rgba(242, 199, 68, .9);border-bottom-left-radius:100%}.p3{--c: #3b82f6;--glow: rgba(59, 130, 246, .85);border-bottom-right-radius:100%}.hub{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:36%;height:36%;border-radius:50%;background:radial-gradient(circle at 50% 32%,#34343c,#17171c 58%,#0a0a0e);color:#ffd484;display:flex;align-items:center;justify-content:center;font-size:clamp(24px,8vw,38px);font-weight:800;text-shadow:0 0 14px rgba(255,190,90,.65),0 1px 1px rgba(0,0,0,.6);box-shadow:0 8px 20px #0000008c,0 0 0 2px #00000080,inset 0 0 0 1px #ffffff0f,inset 0 3px 10px #ffffff14,inset 0 -8px 18px #000000b3;pointer-events:none;z-index:5}.hub:before{content:"";position:absolute;inset:0;border-radius:50%;background:radial-gradient(70% 45% at 50% 18%,#ffffff29,#fff0 70%);pointer-events:none}.overlay{position:absolute;inset:0;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:20px;background:var(--overlay-bg);-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);z-index:10;opacity:0;pointer-events:none;transition:opacity .2s ease}.overlay.show{opacity:1;pointer-events:auto}.overlay .msg{font-size:clamp(26px,8vw,40px);font-weight:800;background:linear-gradient(135deg,#2ec16b,#f2c744 34%,#e5484d 66%,#3b82f6);-webkit-background-clip:text;background-clip:text;color:transparent}.overlay.over .msg{background:none;-webkit-text-fill-color:#e5484d;color:#e5484d}.overlay .sub{font-size:15px;color:var(--text);opacity:.85}.overlay .actions{display:flex;gap:10px;margin-top:8px}.controls{display:flex;align-items:center;justify-content:space-between;gap:10px}.how{font-size:13px;opacity:.85;flex:1}.how b{font-weight:700}.btn{background:var(--accent);color:var(--accent-text);border:none;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;box-shadow:0 4px 12px #0003,inset 0 1px #ffffff38;transition:filter .12s ease,transform .12s ease}.btn:hover{filter:brightness(1.06)}.btn:active{filter:brightness(.95);transform:translateY(1px)}