@import"https://fonts.googleapis.com/css2?family=Fredoka:wght@500;600;700&family=Nunito:wght@400;600;700;800&display=swap";:root{color-scheme:dark;--color-bg-deep: #070A18;--color-bg: #0B1026;--color-surface: rgba(18, 27, 58, .86);--color-surface-strong: #121B3A;--color-border: rgba(148, 163, 184, .22);--color-text: #F8FAFC;--color-text-muted: #B8C2D6;--color-text-soft: #7D8AA8;--color-primary: #22D3EE;--color-secondary: #A78BFA;--color-accent: #FACC15;--color-success: #34D399;--color-danger: #FB7185;--glow-cyan: rgba(34, 211, 238, .48);--glow-purple: rgba(167, 139, 250, .38);--glow-gold: rgba(250, 204, 21, .36);--font-display: "Fredoka", "Nunito", system-ui, sans-serif;--font-ui: "Nunito", system-ui, sans-serif}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;font-family:var(--font-ui);color:var(--color-text)}body{background:radial-gradient(circle at 50% 18%,rgba(34,211,238,.16),transparent 32%),linear-gradient(180deg,#101a3d,#070a18 72%,#050713);display:flex;align-items:center;justify-content:center;min-height:100vh}#app{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%;position:relative}#mobile-topbar{display:none}#game-container{display:flex;gap:20px;align-items:flex-start}#canvas-wrapper{position:relative;display:flex;align-items:center;justify-content:center}#game-canvas{display:block;border:1px solid rgba(125,211,252,.3);border-radius:8px;box-shadow:0 0 24px #22d3ee29;background:#050918b8}#side-panel{width:240px;height:802px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-content:space-between}#score-card,#pause-card,#keyboard-help-card,#audio-controls{grid-column:1 / -1}.panel-card{background:#121b3ab8;border:1px solid rgba(148,163,184,.18);border-radius:8px;padding:10px}.panel-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);margin-bottom:4px;line-height:1.2}.panel-value{font-size:28px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;color:var(--color-text)}.panel-value-small{font-size:18px;font-weight:700}#next-canvas,#hold-canvas{display:block;margin-top:4px;border-radius:4px;background:#05091866}#next-canvas{width:100%;height:auto;aspect-ratio:1}#hold-canvas{width:100%;height:auto;aspect-ratio:3 / 2}.keyboard-help-card{border-color:#22d3ee47;background:#121b3aa8}.key-help-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;margin-top:6px}.key-help-row{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:20px}.key-label{min-width:0;color:var(--color-text-muted);font-size:11px;font-weight:700;line-height:1.2}.key-set{display:flex;flex:0 0 auto;gap:4px;justify-content:flex-end}.keycap{min-width:20px;height:20px;padding:0 5px;border:1px solid rgba(148,163,184,.28);border-radius:5px;background:#0509189e;color:var(--color-text);display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-weight:800;line-height:1;white-space:nowrap;box-shadow:inset 0 -1px #f8fafc14}.keycap-wide{min-width:32px}.control-row{display:flex;gap:8px;margin-top:4px}.control-btn{width:44px;height:44px;border:1px solid rgba(148,163,184,.22);border-radius:6px;background:#121b3a99;color:var(--color-text);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.control-btn:hover{background:#121b3ae6}.control-btn.muted{opacity:.4}#touch-controls{display:none;flex-direction:column;gap:8px;margin-top:12px;touch-action:none;user-select:none;-webkit-user-select:none}.touch-row{display:flex;gap:8px;justify-content:center}.touch-btn{min-width:56px;min-height:56px;border:1px solid rgba(148,163,184,.22);border-radius:10px;background:#121b3ab3;color:var(--color-text);font-family:var(--font-ui);font-size:16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;touch-action:none;-webkit-tap-highlight-color:transparent;transition:background .08s}.touch-btn:active{background:#22d3ee40}.touch-btn-wide{min-width:120px}.panel-action-card{padding:8px}.panel-action-btn{width:100%;min-width:0;min-height:44px;font-size:14px;background:#121b3ac7}.overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#070a18d9;display:flex;align-items:center;justify-content:center;z-index:10}.overlay.hidden{display:none}.overlay-content{text-align:center;max-width:320px;padding:24px}.overlay-title{font-family:var(--font-display);font-size:44px;font-weight:700;color:var(--color-text);margin-bottom:8px;line-height:1.05}.overlay-subtitle{font-size:16px;font-weight:600;color:var(--color-text-muted);margin-bottom:24px}.overlay-score{font-size:32px;font-weight:800;color:var(--color-text);margin-bottom:8px}.overlay-record{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--color-accent);margin-bottom:16px}.overlay-hint{font-size:13px;font-weight:600;color:var(--color-text-soft);margin-top:16px;line-height:1.5}.difficulty-buttons{display:flex;gap:10px;justify-content:center;margin-bottom:20px}.diff-btn{min-width:80px;min-height:44px;border:1px solid rgba(148,163,184,.22);border-radius:8px;background:#121b3a80;color:var(--color-text-muted);font-family:var(--font-ui);font-size:16px;font-weight:600;cursor:pointer;transition:all .15s}.diff-btn:hover{border-color:#22d3ee4d}.diff-selected{background:#22d3ee26;border-color:var(--color-primary);color:var(--color-primary);font-weight:800}.start-btn{min-width:180px;min-height:48px;border:none;border-radius:10px;background:var(--color-primary);color:#070a18;font-family:var(--font-display);font-size:20px;font-weight:700;cursor:pointer;transition:background .15s,transform .1s;margin:4px 0}.start-btn:hover{background:#38d9f5}.start-btn:active{transform:scale(.96)}.start-btn.secondary{background:#121b3ab3;border:1px solid rgba(148,163,184,.22);color:var(--color-text-muted);font-size:16px;font-weight:600;min-height:40px}.start-btn.secondary:hover{background:#121b3af2}@keyframes score-pop{0%{transform:translateY(0)}40%{transform:translateY(-4px)}to{transform:translateY(0)}}.score-pop{animation:score-pop .18s cubic-bezier(.16,1,.3,1)}@keyframes new-record{0%{transform:scale(1);color:var(--color-text)}50%{transform:scale(1.08);color:var(--color-accent)}to{transform:scale(1);color:var(--color-accent)}}.new-record{animation:new-record .24s cubic-bezier(.16,1,.3,1);color:var(--color-accent)!important}@keyframes shake-1{0%,to{transform:translate(0)}25%{transform:translate(-2px,1px)}50%{transform:translate(2px,-1px)}75%{transform:translate(-1px,-2px)}}@keyframes shake-2{0%,to{transform:translate(0)}25%{transform:translate(-3px,2px)}50%{transform:translate(3px,-2px)}75%{transform:translate(-2px,-1px)}}@keyframes shake-3{0%,to{transform:translate(0)}25%{transform:translate(-4px,3px)}50%{transform:translate(4px,-3px)}75%{transform:translate(-3px,-2px)}}@keyframes shake-4{0%,to{transform:translate(0)}25%{transform:translate(-5px,4px)}50%{transform:translate(5px,-4px)}75%{transform:translate(-4px,-3px)}}.shake-1{animation:shake-1 .12s ease-out}.shake-2{animation:shake-2 .14s ease-out}.shake-3{animation:shake-3 .17s ease-out}.shake-4{animation:shake-4 .2s ease-out}@media(max-width:680px),(max-height:680px)and (orientation:landscape){body{align-items:stretch;justify-content:flex-start;min-height:100svh}#app{justify-content:flex-start;height:100svh;padding:max(8px,env(safe-area-inset-top)) 8px max(10px,env(safe-area-inset-bottom));overflow:hidden}#mobile-topbar{width:min(100%,430px);min-height:28px;margin-bottom:6px;display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);font-family:var(--font-ui);font-size:12px;font-weight:800;letter-spacing:0}.mobile-title{color:var(--color-text);font-family:var(--font-display);font-size:18px;line-height:1}#game-container{width:min(100%,430px);flex:1 1 auto;min-height:0;flex-direction:row;align-items:flex-start;justify-content:center;gap:7px}#canvas-wrapper{flex:1 1 auto;min-width:0;height:100%;max-height:calc(100svh - 178px - env(safe-area-inset-top) - env(safe-area-inset-bottom));align-items:flex-start}#game-canvas{max-width:100%;max-height:100%}#side-panel{display:flex;flex:0 0 clamp(56px,17vw,70px);width:clamp(56px,17vw,70px);height:auto;max-height:100%;flex-direction:column;flex-wrap:nowrap;gap:6px;justify-content:flex-start;overflow:hidden}#score-card{order:1}#pause-card{order:2}#next-card{order:3}#hold-card{order:4}#level-card{order:5}#lines-card{order:6}.panel-card{width:100%;min-height:38px;padding:6px 5px;border-radius:7px;background:#121b3a94;border-color:#94a3b829}.panel-label{font-size:8px;margin-bottom:2px;letter-spacing:.03em;white-space:nowrap}.panel-value{font-size:clamp(18px,5.2vw,24px)}.panel-value-small{font-size:12px}#next-canvas{width:100%;height:auto;aspect-ratio:1;margin-top:3px}#hold-canvas{width:100%;height:auto;aspect-ratio:3 / 2;margin-top:3px}#difficulty-card,#highscore-card,#keyboard-help-card,#audio-controls{display:none}#touch-controls{width:min(100%,430px);display:flex;flex:0 0 auto;margin-top:9px}.touch-row{width:100%;gap:6px}.touch-row-primary{display:grid;grid-template-columns:repeat(5,minmax(0,1fr))}.touch-btn{min-width:0;width:100%;min-height:48px;border-radius:10px;font-size:clamp(13px,3.5vw,16px);background:#121b3ac7}#touch-drop{background:#22d3ee33;border-color:#22d3ee8a;color:var(--color-text)}.touch-btn-wide{min-width:0}.panel-action-card{min-height:0;padding:5px}.panel-action-btn{min-height:34px;border-radius:7px;font-size:10px;background:#121b3a94}}@media(max-width:680px){.overlay-title{font-size:36px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important}.shake-1,.shake-2,.shake-3,.shake-4{animation:none}}