:root{--bg:#05070f;--panel:#0d12268c;--panel-border:#00e5ff2e;--cyan:#00e5ff;--magenta:#ff2fd6;--yellow:#ffd60a;--purple:#c77dff;--orange:#ff9e00;--green:#06d6a0;--danger:#ff3860;--text:#ebf5ffeb;--text-dim:#a0b4dc99;--font-pixel:"Press Start 2P", monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background-color:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}body{background:radial-gradient(ellipse at 50% -20%, #00e5ff1f, transparent 60%), radial-gradient(ellipse at 50% 120%, #ff2fd61a, transparent 60%), var(--bg);min-height:100vh;margin:0;padding:76px 16px 16px;display:flex;overflow-x:hidden}body:before{content:"";pointer-events:none;background-image:linear-gradient(#00e5ff0b 1px,#0000 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0}to{background-position:0 0,0 0,0 26px}}.bg-pieces{pointer-events:none;position:fixed;inset:0}.bg-piece{top:0;left:calc(var(--x) * 1%);width:12px;height:12px;color:var(--c);opacity:var(--o);animation:piece-fall var(--d) linear infinite;animation-delay:var(--dl);position:fixed}@keyframes piece-fall{0%{transform:translate3d(0, -20vh, 0) rotate(var(--tilt)) scale(var(--s))}to{transform:translate3d(0, 120vh, 0) rotate(var(--tilt)) scale(var(--s))}}.p-i{box-shadow:0 0,12px 0,24px 0,36px 0,0 0 12px 2px,12px 0 12px 2px,24px 0 12px 2px,36px 0 12px 2px}.p-o{box-shadow:0 0,12px 0,0 12px,12px 12px,0 0 12px 2px,12px 0 12px 2px,0 12px 12px 2px,12px 12px 12px 2px}.p-t{box-shadow:0 0,12px 0,24px 0,12px 12px,0 0 12px 2px,12px 0 12px 2px,24px 0 12px 2px,12px 12px 12px 2px}.p-l{box-shadow:0 0,0 12px,0 24px,12px 24px,0 0 12px 2px,0 12px 12px 2px,0 24px 12px 2px,12px 24px 12px 2px}.p-s{box-shadow:12px 0,24px 0,0 12px,12px 12px,12px 0 12px 2px,24px 0 12px 2px,0 12px 12px 2px,12px 12px 12px 2px}#app{z-index:1;align-items:center;gap:24px;margin:auto;display:flex;position:relative}.hud{flex-direction:column;gap:16px;width:150px;display:flex}.hud-card{background:var(--panel);border:1px solid var(--panel-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:12px;flex-direction:column;align-items:center;gap:8px;padding:14px 16px;display:flex;box-shadow:0 0 18px #00e5ff14}.hud-label{letter-spacing:3px;text-transform:uppercase;color:var(--text-dim);font-size:11px}.hud-value{font-family:var(--font-pixel);color:#fff;text-shadow:0 0 10px var(--cyan), 0 0 28px #00e5ff80;font-size:20px}.hud-label.sub{margin-top:8px;font-size:9px}.hud-value.sub{text-shadow:0 0 8px #00e5ff99;font-size:12px}.new-best{font-family:var(--font-pixel);letter-spacing:2px;text-transform:uppercase;color:var(--yellow);text-shadow:0 0 12px #ffd60acc;margin:0;font-size:12px;animation:1.2s ease-in-out infinite pulse}.new-best[hidden]{display:none}#next,#hold{display:block}.stage{border:1px solid #00e5ff59;border-radius:12px;position:relative;overflow:hidden;box-shadow:0 0 24px #00e5ff40,0 0 80px #00e5ff1f,inset 0 0 24px #0009}#board{display:block}.scanlines{pointer-events:none;background:repeating-linear-gradient(0deg,#00000040 0 1px,#0000 1px 3px);animation:8s linear infinite scanline-roll;position:absolute;inset:0}@keyframes scanline-roll{0%{background-position:0 0}to{background-position:0 60px}}.vignette{pointer-events:none;background:radial-gradient(#0000 55%,#00000080 100%);position:absolute;inset:0}.overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);text-align:center;z-index:2;background:#03050ed9;flex-direction:column;justify-content:center;align-items:center;gap:18px;animation:.24s ease-out overlay-in;display:flex;position:absolute;inset:0}.overlay[hidden]{display:none!important}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}#start-screen{cursor:pointer}.title{font-family:var(--font-pixel);letter-spacing:4px;color:#fff;text-shadow:0 0 6px var(--cyan), 0 0 18px var(--cyan), 0 0 42px var(--magenta);margin:0;font-size:34px;animation:3.2s infinite title-flicker}.title-sm{font-size:20px}.title.danger{text-shadow:0 0 6px var(--danger), 0 0 18px var(--danger), 0 0 42px var(--danger)}@keyframes title-flicker{0%,to{opacity:1;transform:translate(0)}3%{opacity:.6}6%{opacity:1}44%{opacity:.4}46%{opacity:1}71%{transform:translate(-2px)}72%{transform:translate(2px)}73%{transform:translate(0)}}.subtitle{letter-spacing:6px;text-transform:uppercase;color:var(--text-dim);margin:0;font-size:13px}.cta{letter-spacing:3px;text-transform:uppercase;color:var(--cyan);text-shadow:0 0 10px #00e5ffb3;margin:0;font-size:13px;animation:1.6s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.stats{flex-wrap:wrap;justify-content:center;gap:18px;display:flex}.stats p{letter-spacing:3px;text-transform:uppercase;color:var(--text-dim);flex-direction:column;gap:8px;margin:0;font-size:12px;display:flex}.stats strong{font-family:var(--font-pixel);color:var(--yellow);text-shadow:0 0 12px #ffd60ab3;font-size:18px}.btn{font-family:var(--font-pixel);color:var(--cyan);border:2px solid var(--cyan);cursor:pointer;white-space:nowrap;text-shadow:0 0 8px var(--cyan);background:0 0;border-radius:6px;padding:12px 26px;font-size:12px;transition:transform .12s,box-shadow .12s,background .12s;box-shadow:0 0 12px #00e5ff59,inset 0 0 12px #00e5ff1f}.btn:hover{background:#00e5ff1f;transform:scale(1.05);box-shadow:0 0 24px #00e5ff99,inset 0 0 16px #00e5ff33}.btn:active{transform:scale(.97)}.controls{align-items:flex-start}.controls h3{letter-spacing:3px;text-transform:uppercase;color:var(--text-dim);margin:0;font-size:11px}.controls ul{margin:0;padding:0;list-style:none}.controls li{align-items:center;gap:8px;margin:6px 0;font-size:13px;display:flex}.controls kbd{color:var(--cyan);background:#00e5ff14;border:1px solid #00e5ff40;border-radius:4px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Roboto Mono,Courier New,monospace;display:inline-block;box-shadow:0 0 6px #00e5ff26}@media (width<=750px){body{padding:12px}#app{flex-direction:column;gap:12px}.hud{flex-flow:wrap;justify-content:center;width:auto;max-width:94vw}.hud-card{padding:10px 14px}.controls{align-items:center}.controls h3{display:none}.controls ul{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.controls li{white-space:nowrap;margin:0;font-size:12px}}[hidden]{display:none!important}#mode-bar{z-index:10;gap:14px;display:flex;position:fixed;top:12px;left:50%;transform:translate(-50%)}.match{flex-direction:column;align-items:center;gap:16px;width:170px;display:flex}.versus-mark{font-family:var(--font-pixel);letter-spacing:2px;color:#fff;text-shadow:0 0 8px var(--cyan), 0 0 24px var(--magenta);font-size:16px}.you-card{border-color:#00e5ff59}.ai-card{border-color:#ff2fd659}.ai-side,.player-side{flex-direction:column;align-items:center;gap:16px;display:flex}.you-label{display:none}.you-label .hud-label{color:var(--cyan);text-shadow:0 0 8px #00e5ff99}body[data-mode=versus] .you-label{display:flex}.ai-label .hud-label{color:var(--magenta);text-shadow:0 0 8px #ff2fd699}.ai-stage{border-color:#ff2fd666;box-shadow:0 0 24px #ff2fd640,0 0 80px #ff2fd61f,inset 0 0 24px #0009}body[data-mode=versus] .hud-left,body[data-mode=versus] .hud-right{display:none}body[data-mode=versus]{background:radial-gradient(ellipse at 50% -20%, #ff2f6424, transparent 60%), radial-gradient(ellipse at 50% 120%, #ff2fd61f, transparent 60%), var(--bg)}body[data-mode=versus]:before{background-image:linear-gradient(#ff3c5a0f 1px,#0000 1px),linear-gradient(90deg,#ff3c5a0f 1px,#0000 1px),linear-gradient(#ff3c5a1c 1px,#0000 1px),linear-gradient(90deg,#ff3c5a1c 1px,#0000 1px);animation-duration:4s}body[data-mode=versus]:after{background:radial-gradient(at 50% 42%,#0000 40%,#1e0208cc 100%);animation:2.6s ease-in-out infinite doom-pulse}@keyframes doom-pulse{0%,to{opacity:1}50%{opacity:.5}}body[data-mode=versus] .bg-piece{animation-duration:calc(var(--d) / 6);opacity:calc(var(--o) * 1.4)}body[data-mode=versus] .horizon{background-image:linear-gradient(#0000 45%,#ff3c5a14),repeating-linear-gradient(90deg,#ff3c5a26 0 1px,#0000 1px 64px),repeating-linear-gradient(0deg,#0000 0,#ff2f6429 12px 14px,#0000 26px);border-top:1px solid #ff3c5a80;animation-duration:1.2s;box-shadow:0 -6px 50px #ff3c5a38}.mode-card{cursor:pointer;color:#fff;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#05070fbf;border:1px solid #00e5ff66;border-radius:10px;flex-direction:column;align-items:center;gap:4px;padding:10px 18px;transition:transform .14s,box-shadow .14s,background .14s;display:flex;box-shadow:0 0 14px #00e5ff26}.mode-card:hover{background:#00e5ff1f;transform:scale(1.06);box-shadow:0 0 28px #00e5ff73}.mode-card .mode-name{font-family:var(--font-pixel);letter-spacing:2px;text-transform:uppercase;text-shadow:0 0 10px var(--cyan);font-size:12px}.mode-card .mode-desc{letter-spacing:1px;color:var(--text-dim);font-size:10px}.mode-card.doom{background:#14040ebf;border-color:#ff2fd680;box-shadow:0 0 14px #ff2fd633}.mode-card.doom:hover{background:#ff2fd624;box-shadow:0 0 28px #ff2fd680}.mode-card.doom .mode-name{color:var(--magenta);text-shadow:0 0 10px var(--magenta)}.mode-card.active{background:#00e5ff24;transform:scale(1.06);box-shadow:0 0 28px #00e5ff80}.mode-card.doom.active{background:#ff2fd629;box-shadow:0 0 28px #ff2fd68c}.btn-row{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.ghost-btn{color:var(--text-dim);text-shadow:none;box-shadow:none;border-color:#ffffff40}.ghost-btn:hover{color:#fff;background:#ffffff0f;box-shadow:0 0 12px #ffffff26}.timer-card .hud-value{color:var(--magenta);text-shadow:0 0 10px var(--magenta), 0 0 28px #ff2fd680}.timer-card.low .hud-value{color:var(--danger);text-shadow:0 0 12px var(--danger);animation:1s ease-in-out infinite pulse}@media (width<=750px){.ai-side{flex-flow:wrap;justify-content:center;width:auto}}#countdown-overlay{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:20;background:#0a0206d1;flex-direction:column;justify-content:center;align-items:center;gap:24px;animation:.2s ease-out overlay-in;display:flex;position:fixed;inset:0}.doom-message{font-family:var(--font-pixel);letter-spacing:4px;text-transform:uppercase;color:var(--danger);text-shadow:0 0 8px var(--danger), 0 0 24px var(--danger), 0 0 60px #ff3860b3;margin:0;font-size:clamp(18px,4vw,34px);animation:1.4s infinite title-flicker}#countdown-number{font-family:var(--font-pixel);color:#fff;text-shadow:0 0 12px var(--magenta), 0 0 40px var(--magenta);font-size:64px;animation:1s ease-out infinite countdown-pop}@keyframes countdown-pop{0%{opacity:0;transform:scale(1.4)}15%{opacity:1;transform:scale(1)}80%{opacity:1}to{opacity:.3}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}