@import url('../styles/game.css');
.app-shell{width:min(1100px,calc(100% - 32px));margin:auto;padding-bottom:54px}.topbar{display:flex;align-items:center;justify-content:space-between;height:80px}.brand{display:flex;align-items:center;color:var(--ink);text-decoration:none}.intro{display:flex;align-items:end;justify-content:space-between;gap:32px;padding:38px 0}.intro h1{margin:0;font-size:clamp(42px,7vw,76px)}.intro p{color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(2,minmax(82px,1fr));gap:14px;min-width:300px}.stats div{display:grid;gap:3px}.stats span,.piece-panels h2{color:var(--muted);font-size:11px;letter-spacing:.08em;text-transform:uppercase}.game-layout{display:grid;grid-template-columns:minmax(300px,520px) minmax(280px,1fr);gap:42px;align-items:start}.tetris-stage{position:relative;width:min(100%,500px);margin:auto}.tetris-board{display:grid;grid-template-columns:repeat(10,1fr);aspect-ratio:1/2;padding:8px;overflow:hidden;background:var(--tetris-board);border:3px solid var(--tetris-border);border-radius:18px;box-shadow:8px 8px 0 var(--tetris-shadow)}.tetris-cell,.mini-cell{aspect-ratio:1;background:var(--tetris-empty);border:1px solid var(--tetris-grid);border-radius:3px}.tetris-cell.ghost{background:var(--tetris-ghost);box-shadow:inset 0 0 0 2px var(--tetris-ghost-line)}[data-piece="I"]{background:var(--tetris-i)}[data-piece="J"]{background:var(--tetris-j)}[data-piece="L"]{background:var(--tetris-l)}[data-piece="O"]{background:var(--tetris-o)}[data-piece="S"]{background:var(--tetris-s)}[data-piece="T"]{background:var(--tetris-t)}[data-piece="Z"]{background:var(--tetris-z)}.tetris-cell[data-piece],.mini-cell[data-piece]{border-color:var(--tetris-piece-edge);box-shadow:inset 0 -3px 0 #0003}.tetris-controls{display:grid;gap:20px;padding:24px;background:var(--tetris-panel);border:3px solid var(--tetris-border);border-radius:20px;box-shadow:7px 7px 0 var(--tetris-shadow)}.status{min-height:44px;color:var(--tetris-ink);font-weight:700}.piece-panels{display:grid;grid-template-columns:1fr 1.4fr;gap:18px}.piece-panels h2{margin:0 0 8px}.mini-board{display:grid;grid-template-columns:repeat(4,1fr);width:104px}.next-list{display:flex;flex-wrap:wrap;gap:9px}.next-list .mini-board{width:64px}.touch-controls{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.touch-controls button{min-height:46px;color:var(--tetris-ink);background:var(--tetris-control);border:2px solid var(--tetris-border);font:800 15px inherit}.control-actions,.result-actions{display:flex;gap:10px}.control-actions button,.result-actions button{flex:1;min-height:46px}.instructions{margin:0;color:var(--muted);font-size:12px;line-height:1.6}.result-layer{position:absolute;display:grid;inset:0;place-items:center;padding:18px;background:#0008;border-radius:18px}.result-layer[hidden]{display:none}.result-card{width:min(100%,380px);padding:28px;color:var(--tetris-ink);background:var(--tetris-overlay);border:3px solid var(--tetris-border);border-radius:18px;text-align:center}.result-card h2{margin:8px 0;font-size:34px}.result-card p:not(.eyebrow){color:var(--muted)}
@media(max-width:780px){.app-shell{padding-bottom:calc(160px + env(safe-area-inset-bottom))}.intro{display:block;padding:28px 0}.stats{margin-top:22px;min-width:0}.game-layout{grid-template-columns:1fr}.game-layout .tetris-stage{width:min(82vw,430px,calc((100dvh - 160px - env(safe-area-inset-bottom))/2))}.tetris-controls{padding:18px}.touch-controls{position:fixed;z-index:900;right:max(9px,env(safe-area-inset-right));bottom:max(8px,env(safe-area-inset-bottom));left:max(9px,env(safe-area-inset-left));padding:8px;background:var(--tetris-panel);border:3px solid var(--tetris-border);border-radius:14px;box-shadow:4px 4px 0 var(--tetris-shadow)}.instructions{text-align:center}}
@media(max-width:430px){.app-shell{width:min(100% - 18px,1100px)}.game-layout .tetris-stage{width:min(92vw,390px,calc((100dvh - 160px - env(safe-area-inset-bottom))/2))}.touch-controls{grid-template-columns:repeat(4,1fr)}.piece-panels{grid-template-columns:1fr 1fr}.intro h1{font-size:42px}}
.tetris-board:focus-visible{outline:3px solid var(--tetris-ghost-line);outline-offset:5px}
.tetris-stage{width:min(100%,380px)}.tetris-cell[data-piece],.mini-cell[data-piece]{box-shadow:inset 0 -3px 0 var(--tetris-piece-shade)}.result-layer{background:var(--tetris-dim)}
.line-clear-effect{position:absolute;z-index:2;inset:0;overflow:hidden;border-radius:18px;opacity:0;pointer-events:none}.clear-streaks{position:absolute;inset:11px}.clear-streak{position:absolute;top:calc(var(--clear-row)*5%);right:0;left:0;height:5%;background:linear-gradient(90deg,transparent 0%,color-mix(in srgb,var(--clear-accent) 32%,transparent) 16%,color-mix(in srgb,var(--clear-accent) 92%,white) 50%,color-mix(in srgb,var(--clear-accent) 32%,transparent) 84%,transparent 100%);box-shadow:0 0 calc(5px + var(--clear-count)*3px) color-mix(in srgb,var(--clear-accent) 70%,transparent);opacity:0;transform:scaleX(.1)}.clear-multiplier{position:absolute;top:54%;left:50%;display:grid;min-width:72px;padding:7px 13px;color:var(--tetris-ink);background:color-mix(in srgb,var(--tetris-overlay) 86%,transparent);border:2px solid color-mix(in srgb,var(--clear-accent) 72%,var(--tetris-border));border-radius:14px;box-shadow:0 5px 20px color-mix(in srgb,var(--clear-accent) 28%,transparent);text-align:center;opacity:0;transform:translate(-50%,-40%) scale(.82);backdrop-filter:blur(3px)}.clear-multiplier strong{font-size:calc(22px + var(--clear-count)*3px);line-height:.9;letter-spacing:-.05em}.clear-multiplier span{margin-top:4px;font-size:9px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.tetris-stage{--clear-count:1;--clear-accent:var(--tetris-i);--clear-duration:480ms;--clear-jolt:0px;--clear-brightness:1.08}.tetris-stage[data-clear-intensity="2"]{--clear-count:2;--clear-accent:var(--tetris-s);--clear-duration:540ms;--clear-jolt:1px;--clear-brightness:1.12}.tetris-stage[data-clear-intensity="3"]{--clear-count:3;--clear-accent:var(--tetris-o);--clear-duration:620ms;--clear-jolt:2px;--clear-brightness:1.18}.tetris-stage[data-clear-intensity="4"]{--clear-count:4;--clear-accent:var(--tetris-z);--clear-duration:700ms;--clear-jolt:3px;--clear-brightness:1.24}.line-clear-effect.is-active{animation:clear-layer var(--clear-duration) ease-out both}.line-clear-effect.is-active .clear-streak{animation:clear-streak var(--clear-duration) cubic-bezier(.16,.8,.3,1) var(--clear-delay) both}.line-clear-effect.is-active .clear-multiplier{animation:clear-multiplier var(--clear-duration) cubic-bezier(.18,.75,.28,1) both}.tetris-stage.is-clearing .tetris-board{animation:clear-board-jolt min(var(--clear-duration),520ms) ease-out both}@keyframes clear-layer{0%,100%{opacity:0}10%,76%{opacity:1}}@keyframes clear-streak{0%{opacity:0;transform:scaleX(.08)}18%{opacity:calc(.38 + var(--clear-count)*.11);transform:scaleX(1)}62%{opacity:.35;transform:scaleX(.94)}100%{opacity:0;transform:scaleX(.7)}}@keyframes clear-multiplier{0%{opacity:0;transform:translate(-50%,-30%) scale(.78)}22%{opacity:calc(.64 + var(--clear-count)*.08);transform:translate(-50%,-50%) scale(1.04)}72%{opacity:.8;transform:translate(-50%,-54%) scale(1)}100%{opacity:0;transform:translate(-50%,-68%) scale(.94)}}@keyframes clear-board-jolt{0%,100%{transform:translateX(0);filter:brightness(1)}28%{transform:translateX(var(--clear-jolt));filter:brightness(var(--clear-brightness))}48%{transform:translateX(calc(var(--clear-jolt)*-.7))}68%{transform:translateX(calc(var(--clear-jolt)*.35));filter:brightness(1.04)}}
@media(prefers-reduced-motion:reduce){.line-clear-effect.is-active{animation:none;opacity:.72}.line-clear-effect.is-active .clear-streak{animation:none;opacity:.6;transform:scaleX(1)}.line-clear-effect.is-active .clear-multiplier{animation:none;opacity:.86;transform:translate(-50%,-50%)}.tetris-stage.is-clearing .tetris-board{animation:none}}

/* Clears are deliberately theatrical: the board flashes, recoils, throws sparks,
   and presents a large clear count without pausing the mechanics loop. */
.clear-flash,.clear-burst{position:absolute;inset:0}.clear-flash{background:radial-gradient(circle,rgba(255,255,255,.98),color-mix(in srgb,var(--clear-accent) 88%,white) 26%,color-mix(in srgb,var(--clear-accent) 48%,transparent) 56%,transparent 78%);opacity:0;mix-blend-mode:screen}.clear-burst{top:52%;left:50%;width:0;height:0}.clear-burst i{position:absolute;width:7px;height:22px;border-radius:99px;background:#fff;box-shadow:0 0 12px 4px var(--clear-accent);opacity:0;transform-origin:50% 0}.line-clear-effect.is-active .clear-flash{animation:clear-flash var(--clear-duration) ease-out both}.line-clear-effect.is-active .clear-burst i{animation:clear-spark var(--clear-duration) cubic-bezier(.12,.72,.18,1) var(--spark-delay) both}.clear-streak{border-block:2px solid #fff;height:calc(5% + 5px);box-shadow:0 0 calc(16px + var(--clear-count)*8px) 5px color-mix(in srgb,var(--clear-accent) 90%,transparent)}.clear-multiplier{min-width:132px;padding:13px 20px;border-width:4px;box-shadow:0 8px 34px 10px color-mix(in srgb,var(--clear-accent) 55%,transparent)}.clear-multiplier strong{font-size:calc(38px + var(--clear-count)*7px);text-shadow:0 3px 0 color-mix(in srgb,var(--clear-accent) 65%,#000),0 0 18px var(--clear-accent)}.clear-multiplier span{font-size:12px}.tetris-stage{--clear-duration:820ms;--clear-jolt:5px;--clear-brightness:1.3}.tetris-stage[data-clear-intensity="2"]{--clear-duration:900ms;--clear-jolt:7px;--clear-brightness:1.42}.tetris-stage[data-clear-intensity="3"]{--clear-duration:1000ms;--clear-jolt:10px;--clear-brightness:1.58}.tetris-stage[data-clear-intensity="4"]{--clear-duration:1150ms;--clear-jolt:14px;--clear-brightness:1.8}.tetris-stage.is-clearing .tetris-board{animation:clear-board-impact min(var(--clear-duration),760ms) cubic-bezier(.2,.8,.25,1) both}@keyframes clear-flash{0%{opacity:0}9%{opacity:1}20%{opacity:.2}32%{opacity:.82}62%{opacity:.18}100%{opacity:0}}@keyframes clear-spark{0%{opacity:0;transform:rotate(var(--spark-angle)) translateY(0) scale(.4)}14%{opacity:1}72%{opacity:.9;transform:rotate(var(--spark-angle)) translateY(calc(var(--spark-distance)*-1)) scale(1)}100%{opacity:0;transform:rotate(var(--spark-angle)) translateY(calc(var(--spark-distance)*-1.22)) scale(.2)}}@keyframes clear-board-impact{0%,100%{transform:none;filter:brightness(1)}12%{transform:translateY(5px) scale(.985);filter:brightness(var(--clear-brightness)) saturate(1.5)}24%{transform:translateX(var(--clear-jolt)) scale(1.012)}36%{transform:translateX(calc(var(--clear-jolt)*-1))}50%{transform:translateX(calc(var(--clear-jolt)*.72))}66%{transform:translateX(calc(var(--clear-jolt)*-.42));filter:brightness(1.1)}82%{transform:translateX(calc(var(--clear-jolt)*.18))}}

.record-callout{position:absolute;z-index:4;top:31%;left:50%;display:grid;min-width:78%;padding:16px;color:var(--tetris-ink);background:color-mix(in srgb,var(--tetris-overlay) 90%,var(--tetris-o));border:4px solid var(--tetris-o);border-radius:18px;box-shadow:0 10px 40px 12px color-mix(in srgb,var(--tetris-o) 45%,transparent);text-align:center;opacity:0;transform:translate(-50%,-50%) scale(.4) rotate(-5deg);pointer-events:none}.record-callout strong{font-size:clamp(24px,7vw,44px);line-height:1;text-transform:uppercase}.record-callout span{margin-top:7px;font-weight:900;letter-spacing:.13em;text-transform:uppercase}.record-callout.is-active{animation:new-record 2.2s cubic-bezier(.16,.82,.2,1) both}.best-stat.is-record{color:var(--tetris-ink);background:color-mix(in srgb,var(--tetris-o) 35%,var(--tetris-panel));border-radius:10px;box-shadow:0 0 0 3px var(--tetris-o),0 0 20px var(--tetris-o);animation:best-pulse 1s ease-in-out infinite}.best-stat.is-record span{color:inherit}.stats div{padding:7px;border:1px solid color-mix(in srgb,var(--tetris-border) 42%,transparent);border-radius:9px}@keyframes new-record{0%{opacity:0;transform:translate(-50%,-50%) scale(.35) rotate(-7deg)}12%{opacity:1;transform:translate(-50%,-50%) scale(1.16) rotate(2deg)}24%,76%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-82%) scale(1.08)}}@keyframes best-pulse{50%{box-shadow:0 0 0 5px var(--tetris-o),0 0 32px var(--tetris-o);transform:scale(1.03)}}

[data-piece="M"]{background:radial-gradient(circle at 35% 30%,#fff 0 10%,var(--tetris-magic) 30% 62%,color-mix(in srgb,var(--tetris-magic) 45%,var(--tetris-t)) 100%)}.tetris-cell[data-piece="M"]{z-index:1;border-color:#fff;border-radius:50%;box-shadow:0 0 8px 3px var(--tetris-magic),inset 0 0 7px #fff;animation:magic-cell .42s ease-in-out infinite alternate}.game-tetris.is-magic-power::before,.game-tetris.is-shake-ready::before{position:fixed;z-index:950;inset:0;content:"";pointer-events:none}.game-tetris.is-magic-power::before{background:radial-gradient(circle at 50% 45%,transparent 34%,color-mix(in srgb,var(--tetris-magic) 24%,transparent) 76%,color-mix(in srgb,var(--tetris-magic) 58%,transparent));box-shadow:inset 0 0 54px 14px var(--tetris-magic);animation:magic-screen-glow .72s ease-in-out infinite alternate}.tetris-stage.is-magic .tetris-board{box-shadow:0 0 24px 8px color-mix(in srgb,var(--tetris-magic) 58%,transparent),8px 8px 0 var(--tetris-shadow);animation:magic-board-glow .72s ease-in-out infinite alternate}.tetris-stage.is-magic-impact .tetris-board{filter:brightness(1.55) saturate(1.5)}@keyframes magic-cell{to{filter:brightness(1.45);transform:scale(.84) rotate(18deg)}}@keyframes magic-screen-glow{to{opacity:.62;filter:hue-rotate(18deg)}}@keyframes magic-board-glow{to{box-shadow:0 0 48px 16px color-mix(in srgb,var(--tetris-magic) 72%,transparent),8px 8px 0 var(--tetris-shadow);filter:brightness(1.12)}}
.magic-destruction,.compaction-effect{position:absolute;z-index:3;inset:0;overflow:hidden;border-radius:18px;pointer-events:none}.magic-destruction i,.compaction-effect i{position:absolute;display:block;width:10%;height:5%}.magic-destruction i{top:calc(var(--impact-y)*5%);left:calc(var(--impact-x)*10%);border:3px solid #fff;border-radius:50%;background:var(--tetris-magic);box-shadow:0 0 20px 9px var(--tetris-magic);opacity:0}.magic-destruction.is-active i{animation:magic-impact .65s cubic-bezier(.12,.8,.2,1) var(--impact-delay) both}@keyframes magic-impact{0%{opacity:0;transform:scale(.2) rotate(0)}22%{opacity:1;transform:scale(1.8) rotate(50deg)}100%{opacity:0;transform:scale(3.5) rotate(130deg)}}
.compaction-effect i{top:calc(var(--fall-from)*5%);left:calc(var(--fall-x)*10%);border:1px solid var(--tetris-piece-edge);border-radius:3px;box-shadow:inset 0 -3px 0 var(--tetris-piece-shade);opacity:0}.compaction-effect.is-active i{animation:compact-fall .72s cubic-bezier(.2,.72,.2,1) var(--fall-delay) both}@keyframes compact-fall{0%{top:calc(var(--fall-from)*5%);opacity:.9;filter:brightness(1.3)}75%{top:calc(var(--fall-to)*5%);opacity:1}100%{top:calc(var(--fall-to)*5%);opacity:0;transform:scale(1.08)}}.tetris-stage.is-compacting .tetris-board{animation:compact-impact .82s ease-out both}@keyframes compact-impact{0%,68%,100%{transform:translateY(0)}74%{transform:translateY(8px)}82%{transform:translateY(-3px)}90%{transform:translateY(2px)}}
.power-up-banner{position:absolute;z-index:5;right:7%;bottom:5%;left:7%;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:3px 10px;padding:11px 14px;color:var(--tetris-ink);background:color-mix(in srgb,var(--tetris-overlay) 91%,var(--tetris-magic));border:3px solid var(--tetris-magic);border-radius:16px;box-shadow:0 0 26px 8px color-mix(in srgb,var(--tetris-magic) 44%,transparent);text-align:left}.power-up-banner[hidden]{display:none}.power-up-banner .power-up-icon{grid-row:1/3;font-size:30px}.power-up-banner strong{font-size:16px;line-height:1;text-transform:uppercase}.power-up-banner>span:last-of-type{font-size:11px;font-weight:700;line-height:1.25}.power-up-banner[data-power-up="magic"]{pointer-events:none;animation:power-banner-pop .55s cubic-bezier(.2,.82,.2,1) both}.power-up-banner[data-power-up="shake"]{top:36%;bottom:auto;grid-template-columns:auto 1fr;padding:16px;animation:shake-banner .32s linear infinite}.power-up-banner[data-power-up="shake"] button{grid-column:1/-1;min-height:44px;margin-top:8px}.game-tetris.is-shake-ready::before{background:repeating-radial-gradient(circle at center,transparent 0 16%,color-mix(in srgb,var(--tetris-i) 13%,transparent) 17% 19%,transparent 20% 28%);animation:shake-wave .7s ease-in-out infinite}.tetris-stage.is-shake-ready{animation:stage-shake .36s linear infinite}@keyframes power-banner-pop{from{opacity:0;transform:translateY(24px) scale(.8)}}@keyframes shake-banner{25%{transform:translateX(3px) rotate(.6deg)}75%{transform:translateX(-3px) rotate(-.6deg)}}@keyframes shake-wave{50%{opacity:.35;transform:scale(1.06)}}@keyframes stage-shake{0%,100%{transform:translate(0)}25%{transform:translate(-5px,2px) rotate(-.5deg)}50%{transform:translate(4px,-2px) rotate(.4deg)}75%{transform:translate(-2px,-1px) rotate(-.2deg)}}

@media(max-width:780px){.app-shell{padding-bottom:calc(126px + env(safe-area-inset-bottom))}.topbar{height:56px}.intro{display:none}:root[data-arcade-theme] .game-tetris .game-layout{grid-template-columns:minmax(0,7fr) minmax(96px,3fr);gap:9px;align-items:start}.game-layout .tetris-stage{width:min(100%,calc((100dvh - 260px - env(safe-area-inset-top) - env(safe-area-inset-bottom))/2));margin-inline:auto}.tetris-controls{min-width:0;gap:8px;padding:7px;border-width:2px;border-radius:12px;box-shadow:3px 3px 0 var(--tetris-shadow)}.tetris-controls>.status{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.stats{grid-template-columns:1fr;gap:4px;min-width:0;margin:0}.stats div{display:grid;grid-template-columns:1fr;place-items:center;gap:1px;padding:4px;text-align:center}.stats span{font-size:8px}.stats strong{max-width:100%;font-size:clamp(9px,2.6vw,11px)}.piece-panels{grid-template-columns:1fr;gap:8px}.piece-panels h2{margin-bottom:3px;font-size:9px}.mini-board{width:min(54px,100%)}.next-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}.next-list .mini-board{width:min(46px,100%)}.control-actions{display:grid;gap:5px}.control-actions button{min-height:38px;padding:5px;font-size:10px}.instructions{display:none}.touch-controls{grid-template-columns:repeat(4,1fr);gap:6px;padding:7px}.touch-controls button{min-height:43px}.record-callout{min-width:92%;padding:12px}.record-callout strong{font-size:24px}}
@media(max-width:430px){.game-layout .tetris-stage{width:min(100%,calc((100dvh - 260px - env(safe-area-inset-top) - env(safe-area-inset-bottom))/2))}.tetris-board{padding:5px;border-radius:12px;box-shadow:5px 5px 0 var(--tetris-shadow)}.line-clear-effect{border-radius:12px}.clear-streaks{inset:8px}.clear-multiplier{min-width:100px;padding:10px}.clear-multiplier strong{font-size:calc(30px + var(--clear-count)*5px)}}
@media (max-width:780px) and (max-height:500px) and (orientation:landscape){
    .game-tetris>.arcade-topbar{padding:calc(4px + env(safe-area-inset-top)) max(10px,env(safe-area-inset-right)) 4px max(10px,env(safe-area-inset-left))}
    .game-tetris .arcade-topbar-inner{min-height:38px;align-items:center;flex-direction:row;gap:8px}
    .game-tetris .arcade-home-mark{width:32px;height:32px}
    .game-tetris .arcade-home>span:last-child{display:none}
    .game-tetris .arcade-account{width:auto;justify-content:flex-end;padding:0}
    .game-tetris .arcade-account :is(a,button){padding:6px 7px}
    .modern-game.game-tetris .app-shell{width:min(100% - 18px,1100px);padding-bottom:calc(8px + env(safe-area-inset-bottom))}
    .modern-game.game-tetris .topbar{display:none}
    :root[data-arcade-theme] .modern-game.game-tetris .game-layout{grid-template-columns:auto minmax(0,1fr);gap:8px;align-items:start}
    .game-tetris .tetris-stage{width:min(34vw,180px,calc((100dvh - 72px - env(safe-area-inset-top) - env(safe-area-inset-bottom))/2));min-width:120px}
    .game-tetris .tetris-controls{grid-template-columns:minmax(0,4fr) minmax(0,6fr);grid-template-areas:"stats pieces" "touch touch" "actions actions";gap:5px 8px;padding:6px}
    .game-tetris .stats{grid-area:stats;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px}
    .game-tetris .stats div{padding:3px}
    .game-tetris .stats span{font-size:7px}
    .game-tetris .stats strong{font-size:10px}
    .game-tetris .piece-panels{grid-area:pieces;grid-template-columns:40px minmax(0,1fr);gap:4px}
    .game-tetris .piece-panels h2{margin-bottom:2px;font-size:7px}
    .game-tetris .mini-board{width:min(34px,100%)}
    .game-tetris .next-list{grid-template-columns:repeat(5,minmax(0,1fr));gap:2px}
    .game-tetris .next-list .mini-board{width:min(30px,100%)}
    .game-tetris .touch-controls{position:static;grid-area:touch;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px;padding:0;background:transparent;border:0;box-shadow:none}
    .game-tetris .touch-controls button{min-height:44px;padding:3px;font-size:12px}
    .game-tetris .control-actions{grid-area:actions;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}
    .game-tetris .control-actions button{min-height:44px;padding:4px}
}
@media(prefers-reduced-motion:reduce){.line-clear-effect.is-active .clear-flash{animation:none;opacity:.45}.line-clear-effect.is-active .clear-burst i,.record-callout.is-active,.best-stat.is-record,.tetris-cell[data-piece="M"],.game-tetris.is-magic-power::before,.tetris-stage.is-magic .tetris-board,.magic-destruction.is-active i,.compaction-effect.is-active i,.tetris-stage.is-compacting .tetris-board,.power-up-banner,.game-tetris.is-shake-ready::before,.tetris-stage.is-shake-ready{animation:none}.record-callout.is-active{opacity:1;transform:translate(-50%,-50%)}.best-stat.is-record{transform:none}.magic-destruction.is-active i{opacity:.9}.power-up-banner{transform:none}}

/* Crisp block and HUD treatment for Pixel/Cabinet. */
:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris :is(.tetris-board,.tetris-controls,.result-layer,.result-card,.record-callout,.power-up-banner,.line-clear-effect){border-radius:0}
:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris .tetris-cell,:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris .mini-cell{border-radius:0}
:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris :is(.tetris-cell,.mini-cell)[data-piece]{box-shadow:inset 3px 3px 0 #ffffff50,inset -3px -3px 0 #0005}
:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris .tetris-controls{background-image:linear-gradient(90deg,#ffffff07 1px,transparent 1px),linear-gradient(#ffffff07 1px,transparent 1px);background-size:16px 16px}
:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris :is(.stats span,.piece-panels h2,.record-callout,.power-up-banner strong){font-family:var(--pixel-font)}
:is([data-arcade-theme="playful"],[data-arcade-theme="cabinet"]) .game-tetris .clear-burst i{width:8px;height:20px;border-radius:0}
/* Layered block faces stay code-native while adding depth at every scale. */
.game-tetris .tetris-board{background:radial-gradient(circle at 50% -12%,color-mix(in srgb,var(--tetris-i) 13%,transparent),transparent 46%),var(--tetris-board)}
.game-tetris :is(.tetris-cell,.mini-cell){position:relative;overflow:hidden}
.game-tetris :is(.tetris-cell,.mini-cell)[data-piece]::after{position:absolute;inset:12%;content:"";border:1px solid #ffffff38;background:linear-gradient(135deg,#ffffff25,transparent 42%,#0002);pointer-events:none}
.game-tetris .tetris-cell.ghost::after{display:none}

@media (min-width:781px) and (max-width:850px){
    .game-tetris .app-shell{padding-bottom:calc(18px + env(safe-area-inset-bottom))}
    .game-tetris .topbar{height:56px}
    .game-tetris .intro{display:none}
    :root[data-arcade-theme] .game-tetris .game-layout{grid-template-columns:minmax(0,7fr) minmax(210px,3fr);gap:12px;align-items:start}
    .game-tetris .tetris-stage{width:min(100%,380px,calc((100dvh - 180px - env(safe-area-inset-top) - env(safe-area-inset-bottom))/2))}
    .game-tetris .tetris-controls{min-width:0;gap:9px;padding:10px}
    .game-tetris .stats{gap:6px;min-width:0;margin:0}
    .game-tetris .stats div{padding:5px}
    .game-tetris .piece-panels{grid-template-columns:72px 1fr;gap:8px}
    .game-tetris .mini-board{width:min(64px,100%)}
    .game-tetris .next-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}
    .game-tetris .next-list .mini-board{width:min(48px,100%)}
    .game-tetris .touch-controls{gap:6px}
    .game-tetris .touch-controls button{min-height:42px}
    .game-tetris .control-actions{gap:6px}
    .game-tetris .control-actions button{min-height:42px;padding:7px}
    .game-tetris .instructions{display:none}
}

@media (min-width:781px) and (max-height:900px){
    .game-tetris .app-shell{width:min(1100px,calc(100% - 24px));padding-bottom:calc(12px + env(safe-area-inset-bottom))}
    .game-tetris .topbar{height:48px}
    .game-tetris .intro{display:none}
    :root[data-arcade-theme] .game-tetris .game-layout{height:auto;grid-template-columns:minmax(300px,1fr) minmax(360px,440px);gap:16px;align-items:start}
    .game-tetris .tetris-stage{width:min(100%,380px,calc((100dvh - 124px - env(safe-area-inset-top) - env(safe-area-inset-bottom))/2))}
    .game-tetris .tetris-controls{gap:8px;padding:10px}
    .game-tetris .status{min-height:32px;font-size:12px}
    .game-tetris .stats{gap:6px;min-width:0}
    .game-tetris .stats div{padding:5px}
    .game-tetris .piece-panels{grid-template-columns:72px 1fr;gap:10px}
    .game-tetris .mini-board{width:64px}
    .game-tetris .next-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px}
    .game-tetris .next-list .mini-board{width:100%}
    .game-tetris .touch-controls{gap:6px}
    .game-tetris .touch-controls button{min-height:42px}
    .game-tetris .control-actions{gap:6px}
    .game-tetris .control-actions button{min-height:42px;padding:7px}
    .game-tetris .instructions{display:none}
}