:root{font-family:VT323,monospace;line-height:1.2;font-weight:400;color:#fff;background:#09090c;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;overscroll-behavior-y:contain;background:#09090c;position:relative}html.scroll-locked,body.scroll-locked{height:100%;overflow:hidden;overscroll-behavior:none}body.scroll-locked{touch-action:none}body:after{content:"";position:fixed;top:0;left:0;width:100vw;height:100vh;background:radial-gradient(circle,transparent 70%,rgba(0,0,0,.5) 100%);z-index:10000;pointer-events:none}@keyframes flicker{0%{opacity:.985}50%{opacity:.975}to{opacity:.985}}#root:before{content:" ";display:block;position:fixed;inset:0;background:linear-gradient(#12101000 50%,#0000001a 50%),linear-gradient(90deg,#ff000005,#00ff0003,#0000ff05);z-index:9998;pointer-events:none;background-size:100% 3px,4px 100%;animation:flicker 1.6s ease-in-out infinite}#root{min-height:100vh;min-height:100dvh;position:relative;background:radial-gradient(circle at center,#17171d,#09090c)}button,select,input,textarea{touch-action:manipulation}a{color:inherit}:root{font-family:"Jersey 10",monospace;line-height:1.2;font-weight:400;color:#fff;background:#000;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:none;-moz-osx-font-smoothing:grayscale;image-rendering:pixelated}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;image-rendering:pixelated}html,body,#root{min-height:100%;overflow-x:hidden}body{margin:0;overscroll-behavior-y:contain;background:#000}#root{min-height:100vh;min-height:100dvh}[data-zone=flowers]{--zone-accent: #ff8ea1;--zone-accent-dim: #b65f7a;--zone-accent-glow: rgba(255, 142, 161, .35);--zone-tile-a: #ffb3bd;--zone-tile-a-text: #7a1d2d;--zone-tile-b: #ffe58a;--zone-tile-b-text: #665000;--zone-tile-c: #b7ecff;--zone-tile-c-text: #0f4f66;--zone-tile-d: #b8f5a5;--zone-tile-d-text: #1f5d1f;--zone-bg: #1a1116;--zone-bg-alt: #120b10;--zone-border: #6c4858;--zone-msg-color: #ffd7a0;--zone-empty-border: #3f2a33}[data-zone=dungeon]{--zone-accent: #c9953d;--zone-accent-dim: #7b5725;--zone-accent-glow: rgba(201, 149, 61, .32);--zone-tile-a: #4e463e;--zone-tile-a-text: #f0dfc3;--zone-tile-b: #7a4717;--zone-tile-b-text: #f3d59e;--zone-tile-c: #2c2924;--zone-tile-c-text: #d7c9ad;--zone-tile-d: #a9781f;--zone-tile-d-text: #ffd86a;--zone-bg: #1a1611;--zone-bg-alt: #120f0b;--zone-border: #5d4b36;--zone-msg-color: #e3c085;--zone-empty-border: #352b1f}[data-zone=forest]{--zone-accent: #2d9e2d;--zone-accent-dim: #1a5a1a;--zone-accent-glow: rgba(45, 158, 45, .35);--zone-tile-a: #144236;--zone-tile-a-text: #7fff7f;--zone-tile-b: #2f6b55;--zone-tile-b-text: #ccff88;--zone-tile-c: #241438;--zone-tile-c-text: #f3c2e6;--zone-tile-d: #4f6f9b;--zone-tile-d-text: #ffdd88;--zone-bg: #0a1a0a;--zone-bg-alt: #050f05;--zone-border: #2d5a1b;--zone-msg-color: #7fff7f;--zone-empty-border: #1a2a1a}[data-zone=volcano]{--zone-accent: #ff4400;--zone-accent-dim: #882200;--zone-accent-glow: rgba(255, 68, 0, .35);--zone-tile-a: #4d1100;--zone-tile-a-text: #ffaa44;--zone-tile-b: #6b2200;--zone-tile-b-text: #ffdd88;--zone-tile-c: #2a2a2a;--zone-tile-c-text: #cccccc;--zone-tile-d: #1a0a00;--zone-tile-d-text: #886644;--zone-bg: #140500;--zone-bg-alt: #0a0300;--zone-border: #552200;--zone-msg-color: #ffaa44;--zone-empty-border: #2a1000}[data-zone=cosmos]{--zone-accent: #8844ff;--zone-accent-dim: #441188;--zone-accent-glow: rgba(136, 68, 255, .35);--zone-tile-a: #0d0066;--zone-tile-a-text: #ccaaff;--zone-tile-b: #001a4d;--zone-tile-b-text: #88ddff;--zone-tile-c: #1a0044;--zone-tile-c-text: #ee88ff;--zone-tile-d: #00010a;--zone-tile-d-text: #6688aa;--zone-bg: #00020f;--zone-bg-alt: #00010a;--zone-border: #221144;--zone-msg-color: #ccaaff;--zone-empty-border: #110033}.app-shell{position:relative;min-height:100vh;min-height:100dvh;background:var(--zone-bg);transition:background .5s ease;overflow:hidden}.app-shell.playing-mode{padding:0}[data-zone=dungeon] .app-shell{background:repeating-linear-gradient(90deg,transparent 0px,transparent 31px,rgba(146,120,88,.13) 31px,rgba(146,120,88,.13) 32px),repeating-linear-gradient(0deg,transparent 0px,transparent 31px,rgba(146,120,88,.13) 31px,rgba(146,120,88,.13) 32px),radial-gradient(ellipse at 50% 24%,rgba(201,149,61,.17) 0%,transparent 58%),radial-gradient(ellipse at 50% 110%,rgba(70,52,32,.28) 0%,transparent 62%),#1a1611}[data-zone=flowers] .app-shell{background:radial-gradient(ellipse at 20% 15%,rgba(255,142,161,.22) 0%,transparent 55%),radial-gradient(ellipse at 82% 18%,rgba(255,229,138,.2) 0%,transparent 55%),radial-gradient(ellipse at 48% 88%,rgba(184,245,165,.2) 0%,transparent 50%),radial-gradient(ellipse at 72% 62%,rgba(183,236,255,.18) 0%,transparent 46%),#1a1116}[data-zone=forest] .app-shell{background:radial-gradient(ellipse at 20% 0%,rgba(20,60,10,.6) 0%,transparent 50%),radial-gradient(ellipse at 80% 0%,rgba(15,50,8,.6) 0%,transparent 50%),radial-gradient(ellipse at 50% 0%,rgba(10,40,5,.4) 0%,transparent 40%),#0a1a0a}[data-zone=volcano] .app-shell{background:radial-gradient(ellipse at 50% 100%,rgba(200,50,0,.25) 0%,transparent 60%),radial-gradient(ellipse at 20% 100%,rgba(255,80,0,.15) 0%,transparent 40%),radial-gradient(ellipse at 80% 100%,rgba(255,80,0,.15) 0%,transparent 40%),#140500}[data-zone=cosmos] .app-shell{background-image:radial-gradient(1px 1px at 12% 18%,rgba(255,255,255,.9) 0%,transparent 100%),radial-gradient(1px 1px at 34% 7%,rgba(255,255,255,.6) 0%,transparent 100%),radial-gradient(1px 1px at 67% 24%,rgba(255,255,255,.8) 0%,transparent 100%),radial-gradient(1px 1px at 88% 43%,rgba(255,255,255,.5) 0%,transparent 100%),radial-gradient(1px 1px at 45% 71%,rgba(255,255,255,.7) 0%,transparent 100%),radial-gradient(1px 1px at 93% 62%,rgba(255,255,255,.6) 0%,transparent 100%),radial-gradient(1px 1px at 5% 55%,rgba(255,255,255,.4) 0%,transparent 100%),radial-gradient(1px 1px at 78% 88%,rgba(255,255,255,.7) 0%,transparent 100%),#00020f}[data-zone=dungeon] .zone-art-bg{background-image:url(/zones/dungeon.webp)}[data-zone=flowers] .zone-art-bg{background-image:url(/zones/flowers.webp)}[data-zone=forest] .zone-art-bg{background-image:url(/zones/forest.webp)}[data-zone=volcano] .zone-art-bg{background-image:url(/zones/volcano.webp)}[data-zone=cosmos] .zone-art-bg{background-image:url(/zones/cosmos.webp)}.zone-art-bg{background-size:cover;background-position:center;background-repeat:no-repeat}.intro-screen{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;position:relative;justify-content:flex-end;padding:16px 20px calc(24px + env(safe-area-inset-bottom,0px));overflow-x:hidden;overflow-y:hidden}.intro-art{position:absolute;inset:0;background:#060606 url(/title.png) center top / cover no-repeat;background:#060606 url(/title.webp) center top / cover no-repeat;z-index:0}.intro-art:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#0000001a 30%,#000000bf);pointer-events:none}.intro-highscores{position:absolute;top:calc(14px + constant(safe-area-inset-top));top:calc(14px + env(safe-area-inset-top,0px));right:14px;width:min(88vw,280px);border:1px solid color-mix(in srgb,var(--zone-accent) 50%,#ffffff 50%);background:#05050aa3;box-shadow:0 6px 16px #00000073;padding:10px 10px 9px;z-index:2;transition:opacity 1.1s ease,transform 1s ease}.intro-highscores.hidden{opacity:0;transform:translateY(10px)}.intro-highscores.visible{opacity:1;transform:translateY(0)}.intro-highscores-title{font-size:1.1rem;color:color-mix(in srgb,var(--zone-accent) 82%,#ffffff 18%);letter-spacing:1.2px;margin-bottom:7px}.intro-highscores-table{display:grid;gap:3px}.intro-highscores-row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;border-bottom:1px solid rgba(255,255,255,.16);background:#ffffff08;padding:5px 4px 6px;font-size:1.35rem;align-items:center}.intro-highscores-row .rank{color:color-mix(in srgb,var(--zone-msg-color) 75%,#ffffff 25%)}.intro-highscores-row .initials{color:#fff;letter-spacing:1.4px;font-size:1.45rem}.intro-highscores-row .score{color:var(--zone-accent);font-size:1.8rem;line-height:1;text-shadow:0 0 8px color-mix(in srgb,var(--zone-accent) 50%,transparent 50%)}.intro-highscores-empty{color:color-mix(in srgb,var(--zone-msg-color) 78%,#ffffff 22%);text-align:center;padding:8px 4px;font-size:1.25rem;letter-spacing:1px}.intro-lower{width:min(100%,560px);margin:0 auto;padding:18px 22px 24px;background:#08080c7a;border:2px solid var(--zone-border);box-shadow:0 8px 24px #0000006b;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);display:flex;flex-direction:column;gap:14px;position:relative;z-index:1;max-height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 40px);overflow-y:auto}.intro-lower.title-step{width:min(100%,500px);padding:18px 22px 22px}.intro-lower.setup-step{width:min(100%,620px);background:#08080cad}.intro-zone-name{font-size:.82rem;color:var(--zone-accent);letter-spacing:3px;text-align:center}.intro-title{font-size:4rem;color:#fff;text-align:center;line-height:1.1;text-shadow:3px 3px 0 var(--zone-accent-dim);margin:0}.intro-subtitle{font-family:VT323,monospace;font-size:2.1rem;color:var(--zone-msg-color);text-align:center;margin:0;line-height:1.2}.intro-rules-note{font-family:VT323,monospace;font-size:1.75rem;color:#ffffffe0;text-align:center;margin:-2px 0 0;line-height:1.2}.intro-preview-row{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:2px;opacity:.7}.intro-preview-cell{min-height:30px;border-width:1px;font-size:clamp(.91rem,3.3cqw,1.19rem)}.intro-controls{display:flex;flex-direction:column;gap:10px}.control-group{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;font-size:1.25rem;color:var(--zone-msg-color)}.control-group select{background:#00000073;border:2px solid var(--zone-border);color:#fff;font-family:"Jersey 10",monospace;font-size:1.1rem;padding:8px 10px;min-height:40px;max-width:220px}.intro-start-btn{width:100%;min-height:58px;padding:12px 14px;background:var(--zone-accent-dim);border:3px solid var(--zone-accent);color:#fff;font-family:"Jersey 10",monospace;font-size:2.35rem;cursor:pointer;letter-spacing:2px;box-shadow:4px 4px #00000080;transition:none}.intro-actions{display:grid;grid-template-columns:minmax(100px,.55fr) minmax(0,1fr);gap:10px}.intro-back-btn{min-height:58px;padding:10px 12px}.intro-start-btn:hover{background:var(--zone-accent);box-shadow:2px 2px #00000080;transform:translate(2px,2px)}.intro-start-label{display:inline-block;animation:pressStartBlink .35s steps(1,end) infinite}@keyframes pressStartBlink{0%,49%{opacity:1}50%,to{opacity:.3}}.intro-stats{display:flex;gap:8px}.intro-stat{flex:1;border:2px solid var(--zone-border);padding:6px;text-align:center;background:#0006}.intro-stat span{display:block;font-size:.66rem;color:var(--zone-accent);margin-bottom:3px}.intro-stat strong{display:block;font-size:1.32rem}.install-card{border:2px solid var(--zone-accent);padding:10px;background:#0009;font-size:1.1rem;color:var(--zone-msg-color);line-height:1.8}.game-screen{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:transparent;overflow:hidden}.game-hud{display:flex;align-items:center;gap:8px;padding:8px 12px;padding-top:calc(8px + constant(safe-area-inset-top));padding-top:calc(8px + env(safe-area-inset-top,0px));border-bottom:3px solid var(--zone-border);background:#050508a6;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);position:relative;z-index:3}.hud-lv{font-size:1.5rem;color:var(--zone-accent);white-space:nowrap;min-width:3.5rem}.xp-container{flex:1;display:flex;flex-direction:column;gap:3px}.xp-label{display:none}.xp-bar-bg{height:6px;background:#ffffff0f;border:2px solid var(--zone-border);overflow:hidden}.xp-bar-fill{height:100%;background:var(--zone-accent);transition:width .3s ease-out}.hud-actions{display:flex;gap:5px}.pixel-btn{width:34px;height:34px;background:#00000073;border:2px solid var(--zone-border);color:var(--zone-accent);display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0;flex-shrink:0;transition:none}.pixel-btn:hover:not(:disabled){background:var(--zone-accent-dim);border-color:var(--zone-accent);color:#fff}.pixel-btn:disabled{opacity:.3;cursor:not-allowed}.game-info-bar{padding:8px 12px;border-bottom:3px solid var(--zone-border);background:#05050899;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:grid;grid-template-columns:minmax(0,1fr) minmax(150px,220px);gap:12px;align-items:center;position:relative;z-index:3;min-height:54px}.message-slot{font-family:VT323,monospace;font-size:2.31rem;color:var(--zone-msg-color);height:2.6em;line-height:1.3;letter-spacing:.5px;display:block;overflow:hidden}.message-slot:before{content:"» ";color:var(--zone-accent)}.game-info-bar.invalid-feedback{animation:messageInvalidFlash .32s steps(2,end)}.game-info-bar.invalid-feedback .message-slot{color:#ffb3b3}.chain-meter{border:2px solid var(--zone-border);background:#0000006b;padding:6px 8px;color:#fff;min-width:0}.chain-meter-top,.chain-meter-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px}.chain-meter-top span,.chain-meter-bottom{color:var(--zone-msg-color)}.chain-meter-top span{font-size:.9rem;letter-spacing:1px}.chain-meter-top strong{color:var(--zone-accent);font-size:1.32rem;line-height:1}.chain-meter-track{height:7px;margin:5px 0;border:2px solid rgba(255,255,255,.18);background:#ffffff0f;overflow:hidden}.chain-meter-fill{height:100%;width:0;background:var(--zone-accent);transition:width .16s ease-out,background .16s ease-out}.chain-meter-bottom{font-family:VT323,monospace;font-size:1.22rem;line-height:1}.chain-meter-bottom span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chain-meter.is-ready{border-color:#4fa;box-shadow:0 0 12px #4fa3}.chain-meter.is-ready .chain-meter-fill{background:#4fa}.chain-meter.is-over{border-color:#ff5f5f}.chain-meter.is-over .chain-meter-fill{background:#ff5f5f}.board-stage{position:relative;flex:1;display:flex;flex-direction:column;justify-content:center;min-height:0;overflow:hidden}.zone-board-bg:before{content:"";position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;opacity:.62;z-index:0}.zone-board-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#0003,#0000008c);z-index:1;pointer-events:none}.board-wrap{width:100%;display:flex;justify-content:center;padding:12px;position:relative;z-index:2}.board{display:grid;gap:6px;container-type:inline-size;position:relative}.invalid-shake .board-wrap{animation:boardInvalidShake .3s steps(2,end)}.line-board{align-content:start}.board-shifting{animation:boardShift .35s ease-in-out}@keyframes boardShift{0%{transform:translateY(0)}50%{transform:translateY(2px)}to{transform:translateY(0)}}.guide-layer,.connection-layer{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.guide-layer{z-index:5}.guide-layer line{stroke:#e6e6e6cc;stroke-width:2;stroke-dasharray:6 7;stroke-linecap:round;filter:none}.connection-layer{z-index:15}.connection-layer line{stroke:var(--zone-accent);stroke-width:4;stroke-linecap:square;filter:drop-shadow(0 0 4px var(--zone-accent-glow))}.connection-layer.is-clearing line{animation:lineClearCharge .58s ease-out forwards}.cell{display:flex;align-items:center;justify-content:center;border:2px solid;cursor:pointer;font-family:Arial,Helvetica Neue,sans-serif;font-weight:700;font-size:clamp(1.4rem,5cqw,4rem);position:relative;transition:none;padding:0;background:none;color:inherit;min-height:42px;aspect-ratio:1;z-index:10}.cell span{pointer-events:none}.cell.tile-a{background:var(--zone-tile-a);border-color:var(--zone-accent-dim);color:var(--zone-tile-a-text)}.cell.tile-b{background:var(--zone-tile-b);border-color:var(--zone-accent-dim);color:var(--zone-tile-b-text)}.cell.tile-c{background:var(--zone-tile-c);border-color:var(--zone-accent-dim);color:var(--zone-tile-c-text)}.cell.tile-d{background:var(--zone-tile-d);border-color:var(--zone-accent-dim);color:var(--zone-tile-d-text)}.cell.empty{background:#00000059;border:2px dashed var(--zone-empty-border);cursor:default}.cell.selected{background:#fff!important;color:#000!important;border-color:var(--zone-accent)!important;box-shadow:0 0 0 2px var(--zone-accent),inset 0 0 0 1px var(--zone-accent);z-index:20;animation:selectShake .12s linear infinite}.cell.chain-ready{animation:chainReadyPulse .4s ease-in-out infinite;box-shadow:0 0 12px var(--zone-accent-glow),0 0 24px var(--zone-accent-glow),inset 0 0 0 1px var(--zone-accent)}.cell.clearing{animation:cellClearPop .5s cubic-bezier(.17,.84,.44,1) var(--clear-delay, 0ms) forwards;border-color:#fff!important;box-shadow:0 0 14px var(--zone-accent-glow),0 0 28px var(--zone-accent-glow);z-index:25}.cell.selected span{color:#000}.cell.hinted{border-color:var(--zone-accent)!important;box-shadow:0 0 6px var(--zone-accent-glow);animation:hintGlow .8s ease-in-out infinite}.cell.entering{animation:cellEnter .46s cubic-bezier(.2,.88,.28,1.15) var(--enter-delay, 0ms) both}@keyframes cellEnter{0%{transform:translateY(-42px) scale(.82);opacity:0;filter:brightness(1.5)}68%{transform:translateY(4px) scale(1.04);opacity:1;filter:brightness(1.18)}to{transform:translateY(0) scale(1);opacity:1;filter:brightness(1)}}@keyframes selectShake{0%{transform:translate(1px)}to{transform:translate(-1px)}}@keyframes hintGlow{0%,to{opacity:1}50%{opacity:.55}}@keyframes chainReadyPulse{0%,to{transform:scale(1);box-shadow:0 0 8px var(--zone-accent-glow)}50%{transform:scale(1.06);box-shadow:0 0 20px var(--zone-accent-glow),0 0 32px var(--zone-accent-glow)}}@keyframes cellClearPop{0%{transform:scale(1);opacity:1;filter:brightness(1)}22%{transform:scale(1.08);opacity:1;filter:brightness(1.65)}48%{transform:scale(1.18);opacity:1;filter:brightness(1.35)}to{transform:scale(.18) rotate(3deg);opacity:0;filter:brightness(1.8)}}@keyframes lineClearCharge{0%{stroke-width:4;opacity:.85;filter:drop-shadow(0 0 3px var(--zone-accent-glow))}35%{stroke-width:7;opacity:1;filter:drop-shadow(0 0 10px var(--zone-accent))}to{stroke-width:2;opacity:0;filter:drop-shadow(0 0 14px var(--zone-accent))}}@keyframes boardInvalidShake{0%{transform:translate(0)}18%{transform:translate(-4px)}36%{transform:translate(4px)}54%{transform:translate(-3px)}72%{transform:translate(2px)}to{transform:translate(0)}}@keyframes messageInvalidFlash{0%{background:#781018bf;border-color:#ff5f5f}to{background:#05050899;border-color:var(--zone-border)}}.floating-layer{position:absolute;inset:0;pointer-events:none;z-index:100}.floating-text{position:absolute;font-family:"Jersey 10",monospace;font-size:1.48rem;padding:6px 10px;background:#000000b8;border:3px solid var(--zone-border);box-shadow:4px 4px #000000b3;animation:floatUp 1.2s ease-out forwards;text-transform:uppercase;pointer-events:none}.floating-text.score{color:#fd4;border-color:var(--zone-accent)}.floating-text.combo{color:var(--zone-accent);border-color:#fff}.floating-text.success{color:#4fa;border-color:#fd4}@keyframes floatUp{0%{transform:translateY(20px);opacity:0}20%{opacity:1}to{transform:translateY(-60px);opacity:0}}.bottom-bar{display:flex;gap:4px;padding:6px 8px;border-top:3px solid var(--zone-border);background:#0505089e;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);position:relative;z-index:3}.bottom-pill{flex:1;border:2px solid var(--zone-border);padding:4px 6px;text-align:center;background:#00000059}.bottom-pill span{display:block;font-size:.9rem;color:var(--zone-accent);margin-bottom:2px;letter-spacing:1px}.bottom-pill strong{display:block;font-size:1.8rem;color:#fff}.bottom-pill.pill-score{border-color:var(--zone-accent)}.bottom-pill.pill-score strong{color:var(--zone-accent)}.bottom-pill.combo-guard-ready{border-color:#4fa;box-shadow:inset 0 0 0 1px #44ffaa80,0 0 10px #44ffaa38}.bottom-pill.combo-guard-ready span:after{content:" GUARD";color:#4fa}.score-value-wrap{position:relative;overflow:hidden;min-height:1.1em}.score-value-wrap strong{position:relative;z-index:2}.score-value-wrap.is-spinning strong{animation:scoreSpin .24s steps(2) infinite;text-shadow:0 0 8px var(--zone-accent-glow)}.score-combo-add{position:absolute;top:50%;right:-.4rem;z-index:1;font-size:1.1rem;color:#ffe58f;letter-spacing:.6px;white-space:nowrap;transform:translate(120%,-50%) scale(.88);opacity:0;animation:comboToScore .9s cubic-bezier(.17,.84,.4,1) forwards;text-shadow:0 0 8px rgba(255,221,68,.7)}@keyframes scoreSpin{0%{transform:translateY(0);filter:blur(0)}40%{transform:translateY(-3px);filter:blur(1.6px)}to{transform:translateY(0);filter:blur(0)}}@keyframes comboToScore{0%{transform:translate(120%,-50%) scale(.88);opacity:0}20%{opacity:1}55%{transform:translateY(-50%) scale(1);opacity:1}to{transform:translate(-58%,-50%) scale(.72);opacity:0}}.level-up-toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#08080ce6;border:6px solid var(--zone-accent);padding:32px 40px;text-align:center;z-index:5000;animation:levelUpPop .35s ease-out;box-shadow:8px 8px #000c,0 0 40px var(--zone-accent-glow)}.level-up-toast h1{font-size:3.3rem;color:var(--zone-accent);margin:0 0 12px}.level-up-toast p{font-size:.99rem;color:var(--zone-msg-color);margin:6px 0}@keyframes levelUpPop{0%{transform:translate(-50%,-50%) scale(.5)}to{transform:translate(-50%,-50%) scale(1)}}.gameover-banner{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#08080ceb;border:6px solid var(--zone-accent);padding:40px 48px;text-align:center;z-index:2000;width:min(90%,560px);max-height:calc(100dvh - 20px);box-shadow:10px 10px #000000e6}.gameover-banner.highscore-entry-active{top:calc(10px + env(safe-area-inset-top,0px));left:50%;transform:translate(-50%);max-height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 20px);overflow-y:auto;-webkit-overflow-scrolling:touch}.gameover-banner h2{font-size:3.96rem;color:var(--zone-accent);margin:0 0 12px;animation:blink .9s linear infinite}.gameover-banner .grade-display{font-size:6.6rem;color:#fff;text-shadow:4px 4px 0 var(--zone-accent-dim);display:block;margin:16px 0}.gameover-banner strong{font-size:3.3rem;color:var(--zone-msg-color);display:block;margin-bottom:16px}@keyframes blink{0%{visibility:visible}to{visibility:hidden}}.options-backdrop{position:fixed;inset:0;background:#000000eb;z-index:2001;display:flex;align-items:center;justify-content:center}.options-modal{background:#08080ce6;border:4px solid var(--zone-border);padding:28px;width:min(90%,400px);box-shadow:8px 8px #000c}.highscore-modal{background:#08080cf2;border:4px solid var(--zone-accent);padding:26px;width:min(90%,420px);box-shadow:8px 8px #000c;text-align:center}.highscore-modal h3{margin:0 0 10px;color:var(--zone-accent);font-size:2rem}.highscore-modal p{margin:0 0 14px;font-family:VT323,monospace;font-size:1.98rem;color:var(--zone-msg-color)}.highscore-input{width:min(220px,100%);text-align:center;text-transform:uppercase;letter-spacing:5px;font-family:"Jersey 10",monospace;font-size:2.4rem;color:#fff;background:#00000080;border:3px solid var(--zone-border);padding:12px 10px}.highscore-input:focus{outline:none;border-color:var(--zone-accent)}.options-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.options-header h3{font-size:1.8rem;color:var(--zone-accent);margin:0}.options-panel{display:grid;gap:4px}.option-row{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;font-size:1.25rem;padding:10px 0;border-bottom:2px dashed var(--zone-border);color:var(--zone-msg-color)}.zone-skip-controls{display:flex;align-items:center;gap:8px}.zone-skip-label{min-width:78px;text-align:center;font-size:.82rem;color:#fff}.zone-skip-controls button.secondary{padding:8px 10px;font-size:.79rem}button.primary{background:var(--zone-accent-dim);border:3px solid var(--zone-accent);color:#fff;font-family:"Jersey 10",monospace;font-size:1.4rem;padding:12px 20px;cursor:pointer;box-shadow:4px 4px #00000080;letter-spacing:1px}button.primary:hover{background:var(--zone-accent);transform:translate(2px,2px);box-shadow:2px 2px #00000080}button.secondary{background:transparent;border:3px solid var(--zone-border);color:var(--zone-msg-color);font-family:"Jersey 10",monospace;font-size:1.4rem;padding:12px 20px;cursor:pointer}button.secondary:hover{border-color:var(--zone-accent);color:#fff}.button-row{display:flex;gap:12px;justify-content:center;margin-top:16px}.fever-mode .board{box-shadow:0 0 20px var(--zone-accent-glow)}@media(min-width:1024px){#root{height:100vh;height:100dvh}.app-shell{width:min(100%,1120px);margin:0 auto;height:100%;min-height:0;max-height:100dvh;overflow:hidden}.intro-screen,.game-screen{height:100%;min-height:0}.intro-screen{padding:20px 24px calc(28px + env(safe-area-inset-bottom,0px))}.intro-highscores{left:50%;right:auto;transform:translate(-50%);width:min(560px,calc(100% - 80px))}.intro-highscores.hidden{transform:translate(-50%) translateY(10px)}.intro-highscores.visible{transform:translate(-50%) translateY(0)}.intro-highscores-title{font-size:1.06rem}.intro-highscores-row{font-size:1.29rem}.intro-highscores-row .initials{font-size:1.35rem}.intro-highscores-row .score{font-size:1.73rem}.intro-highscores-empty{font-size:1.12rem}.control-group{font-size:1.35rem}.control-group select{font-size:1.2rem;padding:8px 10px;min-height:38px}}@media(max-width:640px){.intro-screen{padding:12px 12px calc(16px + env(safe-area-inset-bottom,0px))}.intro-lower{width:100%;padding:14px 14px 18px}.intro-lower.title-step{width:min(100%,430px);padding:14px 16px 18px}.intro-lower.setup-step{padding:12px 12px 16px;gap:10px}.game-screen{padding:0}.board-stage{justify-content:center}.message-slot{font-size:2.06rem;height:2.8em;overflow:hidden}.game-info-bar{grid-template-columns:1fr;gap:6px}.chain-meter{padding:5px 7px}.chain-meter-top strong{font-size:1.15rem}.chain-meter-bottom{font-size:1.08rem}.intro-title{font-size:3rem}.setup-step .intro-title{font-size:2.45rem}.intro-subtitle{font-size:1.75rem}.intro-rules-note{font-size:1.45rem}.control-group{grid-template-columns:1fr;gap:4px;font-size:1.1rem}.control-group select{width:100%;max-width:none;font-size:1.12rem}.intro-start-btn{min-height:54px;font-size:2rem}.intro-actions{grid-template-columns:1fr}.intro-back-btn{min-height:46px;font-size:1.25rem}.intro-highscores{left:10px;right:10px;width:auto}}