:root{--paper: #e9dcc2;--paper-2: #ddcca8;--card: #fbf6ea;--card-2: #f3ebd9;--ink: #15120b;--ink-soft: #5d5640;--ink-faint: #8c8567;--c-bass: #2b45e6;--c-snare: #ef3829;--c-hat: #ffc21a;--c-clap: #8a3df3;--c-tom: #11a05e;--c-openhat: #ff6a18;--c-rim: #00b3a4;--c-shaker: #d4a017;--c-crash: #e84a8a;--c-pluck: #5bbf2f;--c-chord: #6a5acd;--c-lead: #ff3d7f;--c-ride: #7d8aa0;--c-clave: #9c2b3e;--c-sub: #3a2e6b;--c-conga: #c2683a;--accent: #ff5b24;--accent-ink: #15120b;--good: #11a05e;--warn: #ffc21a;--bad: #ef3829;--bw: 3px;--bw-thin: 2px;--border: var(--bw) solid var(--ink);--border-thin: var(--bw-thin) solid var(--ink);--sh: 5px 5px 0 var(--ink);--sh-sm: 3px 3px 0 var(--ink);--sh-lg: 8px 8px 0 var(--ink);--r-card: 3px;--r-btn: 2px;--r-cell: 6px;--s-1: 4px;--s-2: 8px;--s-3: 14px;--s-4: 22px;--s-5: clamp(20px, 5vw, 34px);--s-6: clamp(32px, 7vw, 52px);--font-display: "Syne", system-ui, sans-serif;--font-mono: "DM Mono", ui-monospace, "Cascadia Code", monospace}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--font-mono);background-color:var(--paper);background-image:radial-gradient(var(--ink-faint) 1.2px,transparent 1.3px);background-size:22px 22px;background-position:-11px -11px;color:var(--ink);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.app{min-height:100%;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);padding:var(--s-3) calc(var(--s-4) + env(safe-area-inset-right)) var(--s-3) calc(var(--s-4) + env(safe-area-inset-left));padding-top:max(var(--s-3),env(safe-area-inset-top));background:var(--card);border-bottom:var(--bw) solid var(--ink)}.header--with-levels{position:relative;display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);overflow:visible}.header--with-levels .header__levels{position:absolute;left:50%;transform:translate(-50%);min-width:0;display:flex;justify-content:center;pointer-events:none;z-index:0}.header--with-levels .header__levels .level-select__track{pointer-events:auto}.header--with-levels .header__brand,.header--with-levels .header__meta{position:relative;z-index:1;flex-shrink:0}.header__brand{flex-shrink:0}.brand{display:flex;align-items:center;gap:var(--s-3)}.brand__mark{display:flex;align-items:center;gap:3px;padding:6px 7px;background:var(--accent);border:var(--border);border-radius:var(--r-btn);box-shadow:var(--sh-sm)}.brand__mark i{display:block;width:11px;height:11px;border:2px solid var(--ink)}.brand__mark i:nth-child(1){border-radius:50%;background:var(--c-bass)}.brand__mark i:nth-child(2){background:var(--c-snare)}.brand__mark-tri{display:block;width:11px;height:11px;overflow:hidden}.brand__mark-tri polygon{fill:var(--c-hat);stroke:var(--ink);stroke-width:1.5;stroke-linejoin:round}.brand__name{font-family:var(--font-display);font-size:1.5rem;font-weight:800;letter-spacing:-.04em;text-transform:uppercase;line-height:1}.brand__name b{color:var(--accent);font-weight:800}.header__meta{display:flex;align-items:center;gap:var(--s-2);flex-shrink:0}.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--card);border:var(--border);border-radius:var(--r-btn);font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft)}.tag b{font-family:var(--font-display);font-weight:800;color:var(--ink)}.tag--accent{background:var(--c-hat);color:var(--ink)}.header__levels.level-select{min-width:0;padding:0}.header__levels .level-select__track{align-items:center;justify-content:center;padding:4px var(--s-2)}.header__levels .level-select__track--overflow{justify-content:flex-start}.header__levels .level-select__item{transform:scale(.94);opacity:.72}.header__levels .level-select__item--current{transform:scale(1.1);opacity:1}@media (hover: hover) and (pointer: fine){.header__levels .level-select__track:not(.level-select__track--dragging) .level-select__item:not(.level-select__item--current):hover{transform:scale(1.04);opacity:1}.header__levels .level-select__track:not(.level-select__track--dragging) .level-select__item--current:hover{transform:scale(1.14)}}.header__levels .level-select__track:not(.level-select__track--dragging) .level-select__item:active{transform:scale(.92)}.header__levels .level-select__track:not(.level-select__track--dragging) .level-select__item--current:active{transform:scale(1.06)}.level-select__track{display:flex;flex-wrap:nowrap;align-items:flex-end;gap:var(--s-2);overflow-x:auto;overflow-y:visible;scroll-behavior:smooth;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;scrollbar-width:none;cursor:grab;touch-action:pan-x;padding:8px var(--s-2) 4px}.level-select__track--overflow{-webkit-mask-image:linear-gradient(90deg,transparent,#000 12px,#000 calc(100% - 12px),transparent);mask-image:linear-gradient(90deg,transparent,#000 12px,#000 calc(100% - 12px),transparent)}.level-select__track::-webkit-scrollbar{display:none}.level-select__track--dragging{cursor:grabbing;scroll-snap-type:none;scroll-behavior:auto;-webkit-user-select:none;user-select:none}.level-select__item{position:relative;display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 9px;background:var(--paper);border:var(--border);border-radius:var(--r-btn);box-shadow:var(--sh-sm);font-family:var(--font-display);font-size:.88rem;font-weight:800;color:var(--ink);flex-shrink:0;scroll-snap-align:center;cursor:pointer;transform:translateY(3px) scale(.94);opacity:.72;transition:transform .35s cubic-bezier(.34,1.35,.64,1),box-shadow .35s cubic-bezier(.34,1.35,.64,1),opacity .25s ease,background-color .2s ease,filter .2s ease}.level-select__track--dragging .level-select__item{cursor:grabbing}@media (hover: hover) and (pointer: fine){.level-select__track:not(.level-select__track--dragging) .level-select__item:not(.level-select__item--current):hover{transform:translateY(-1px) scale(1.04);opacity:1;box-shadow:4px 5px 0 var(--ink)}.level-select__track:not(.level-select__track--dragging) .level-select__item--completed:not(.level-select__item--current):hover{filter:brightness(1.08)}.level-select__track:not(.level-select__track--dragging) .level-select__item--current:hover{transform:translateY(-7px) scale(1.16);box-shadow:7px 12px 0 var(--ink)}}.level-select__track:not(.level-select__track--dragging) .level-select__item:active{transform:translateY(2px) scale(.92);box-shadow:1px 1px 0 var(--ink);transition-duration:.08s}.level-select__track:not(.level-select__track--dragging) .level-select__item--current:active{transform:translateY(-3px) scale(1.1);box-shadow:3px 5px 0 var(--ink)}.level-select__item--completed{background:var(--accent);opacity:.82}.level-select__item--current{transform:translateY(-5px) scale(1.14);box-shadow:6px 10px 0 var(--ink);opacity:1;z-index:1}.level-select__item--completed.level-select__item--current{opacity:1}.level-select__check{position:absolute;top:2px;right:4px;font-size:.55rem;line-height:1;font-weight:800}.level-select__num{line-height:1}.stage{flex:1;width:100%;max-width:920px;margin:0 auto;padding:var(--s-5) calc(var(--s-4) + env(safe-area-inset-right)) calc(var(--s-6) + env(safe-area-inset-bottom)) calc(var(--s-4) + env(safe-area-inset-left));display:flex;flex-direction:column;gap:var(--s-4)}.intro{display:grid;grid-template-columns:1.35fr 1fr;gap:var(--s-5);align-items:end;padding:var(--s-5) 0 var(--s-4)}.intro__eyebrow{display:inline-block;font-size:.74rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);background:var(--c-hat);border:var(--border-thin);padding:3px 9px;margin-bottom:var(--s-3)}.intro__title{font-family:var(--font-display);font-size:clamp(2.6rem,7vw,4.6rem);font-weight:800;line-height:.92;letter-spacing:-.045em;text-transform:uppercase}.intro__title em{font-style:normal;color:var(--accent);text-shadow:-.04em -.04em 0 var(--ink),0 -.04em 0 var(--ink),.04em -.04em 0 var(--ink),-.04em 0 0 var(--ink),.04em 0 0 var(--ink),-.04em .04em 0 var(--ink),0 .04em 0 var(--ink),.04em .04em 0 var(--ink)}.intro__hint{margin-top:var(--s-3);max-width:38ch;color:var(--ink-soft);font-size:.98rem;line-height:1.5}.intro__side{display:flex;flex-direction:column;gap:var(--s-3);align-items:flex-start}.intro__footnote{font-size:.76rem;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.05em}.chip-row{display:flex;gap:var(--s-2);flex-wrap:wrap}.shape-tag{display:inline-flex;align-items:center;gap:7px;padding:6px 11px 6px 7px;background:var(--card);border:var(--border);border-radius:var(--r-btn);font-size:.82rem;font-weight:500;box-shadow:var(--sh-sm)}.shape-tag .glyph{width:18px;height:18px;display:inline-grid;place-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;font-family:var(--font-display);font-weight:700;font-size:.96rem;letter-spacing:-.01em;text-transform:uppercase;color:var(--ink);background:var(--card);border:var(--border);border-radius:var(--r-btn);box-shadow:var(--sh);transition:transform .05s linear,box-shadow .05s linear,background .1s linear}.btn:hover:not(:disabled){transform:translate(-1px,-1px);box-shadow:6px 6px 0 var(--ink)}.btn:active:not(:disabled){transform:translate(5px,5px);box-shadow:0 0 0 var(--ink)}.btn:disabled{color:var(--ink-faint);box-shadow:var(--sh-sm);cursor:not-allowed;opacity:.7}.btn--primary{background:var(--accent);color:var(--ink)}.btn--pulse{animation:remix-pulse 2.2s ease-in-out infinite;transition:background .1s linear}@keyframes remix-pulse{0%,to{transform:translate(0);box-shadow:var(--sh)}50%{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--ink)}}@media (prefers-reduced-motion: reduce){.btn--pulse{animation:none}}.btn--accent2{background:var(--c-bass);color:#fff}.btn--lg{padding:16px 28px;font-size:1.15rem}.btn--sm{padding:4px 10px;font-size:.72rem;box-shadow:var(--sh-sm);min-height:unset}.panel{background:var(--card);border:var(--border);border-radius:var(--r-card);box-shadow:var(--sh)}.panel__head{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);padding:10px var(--s-3);border-bottom:var(--border);background:var(--card-2)}.panel__head-right{display:flex;align-items:center;gap:var(--s-3)}.label{font-size:.72rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}.grid-note{margin-left:8px;font-size:.68rem;font-weight:500;letter-spacing:0;text-transform:none;color:var(--ink-soft);opacity:.75}.transport{display:flex;flex-wrap:wrap;gap:var(--s-3);align-items:center;padding:var(--s-3)}.transport__spacer{flex:1;min-width:6px}.grid-wrap{--label-w: 128px;--cell-gap: 3px;padding:var(--s-4) var(--s-3);overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;container-type:inline-size}.grid{display:flex;flex-direction:column;gap:10px;min-width:max-content}.grid__row{display:flex;align-items:stretch;gap:var(--s-3)}.grid__label{position:relative;z-index:2;display:flex;align-items:center;justify-content:flex-start;gap:6px;width:var(--label-w, 128px);min-width:0;max-width:var(--label-w, 128px);flex-shrink:0;padding:0 8px 0 6px;min-height:var(--cell-size, 36px);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.02em;background:var(--paper-2);border:var(--border-thin);border-radius:var(--r-cell);box-sizing:border-box}.grid__label:not(.grid__label--btn){pointer-events:none}.grid__label--btn{pointer-events:auto;cursor:pointer;font:inherit;color:inherit;text-align:left;height:var(--cell-size, 36px);min-height:var(--cell-size, 36px);max-height:var(--cell-size, 36px);padding:0 8px 0 6px;background:var(--card);border:var(--border);border-radius:var(--r-cell);box-shadow:2px 2px color-mix(in srgb,var(--ink) 16%,transparent);transition:background .08s linear,transform .05s linear,box-shadow .05s linear}.grid__label--btn:hover{background:var(--paper-2);transform:translate(-1px,-1px);box-shadow:3px 3px color-mix(in srgb,var(--ink) 45%,transparent)}.grid__label--btn:active{background:var(--paper);transform:translate(1px,1px);box-shadow:1px 1px color-mix(in srgb,var(--ink) 16%,transparent)}.grid__label--btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.grid-wrap--scroll .grid__label{position:sticky;left:0}.grid-wrap--scroll .grid__label:not(.grid__label--btn){background:var(--paper-2)}.grid-wrap--scroll .grid__label--btn{background:var(--card)}.grid__label .glyph,.grid__label--btn .grid__label-glyph{flex-shrink:0;display:grid;place-items:center}.grid__label .grid__label-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.grid__cells{display:flex;align-items:center;gap:var(--cell-gap)}.grid__cells--split{display:flex;gap:var(--cell-gap)}.grid__cells--split .grid__lane{display:contents}.grid--split-16.grid--wrap-8{min-width:0;gap:var(--s-3)}.grid--wrap-8:not(.grid--mini){--row-steps: 8}.grid__half{display:flex;flex-direction:column;gap:10px}.grid__half+.grid__half{padding-top:var(--s-3);border-top:var(--border-thin)}.grid-wrap:has(.grid--wrap-8){overflow-x:hidden}.grid:not(.grid--mini){--cell-size: 36px;--row-steps: var(--steps)}.cell{position:relative;width:var(--cell-size);height:var(--cell-size);flex-shrink:0;border-radius:var(--r-cell);background:var(--card);border:var(--border-thin);display:grid;place-items:center;transition:background .08s linear,transform .05s linear}.cell:hover:not(:disabled){background:var(--paper-2)}.cell--spacer{opacity:.15;pointer-events:none}.cell--spacer.cell--playhead{opacity:1}.cell--on{background:var(--card);border-color:var(--ink);border-width:var(--bw)}.cell__shape{width:calc(var(--cell-size) * .72);height:calc(var(--cell-size) * .72);display:block;animation:stamp .12s cubic-bezier(.3,.8,.4,1)}@keyframes stamp{0%{transform:scale(.55) rotate(-6deg)}to{transform:scale(1) rotate(0)}}.clear-burst{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:50;overflow:hidden}.clear-burst__particle{position:fixed;margin:0;will-change:transform,left,top,opacity}.clear-burst__shape{width:100%;height:100%}.result-confetti{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:60;overflow:hidden}.result-confetti__piece{position:fixed;top:0;left:0;will-change:transform,opacity}.result-confetti__shape{width:100%;height:100%}.cell--playhead,.cell--playhead.cell--on{background:var(--c-hat)}.cell--hit{transform:translateY(-3px)}.cell--matched{border-color:var(--good);background:color-mix(in srgb,var(--good) 18%,var(--card))}.cell--wrong{border-color:var(--bad);background:color-mix(in srgb,var(--bad) 22%,var(--card))}.grid--mini .cell{width:22px;height:22px;--cell-size: 22px}.grid--mini .cell__shape{width:calc(var(--cell-size) * .72);height:calc(var(--cell-size) * .72)}.grid--mini .grid__label{width:92px;font-size:.68rem}.palette{display:flex;flex-wrap:wrap;gap:var(--s-2);padding:var(--s-3)}.chip{display:flex;align-items:center;gap:9px;padding:7px 14px 7px 8px;background:var(--card);border:var(--border);border-radius:var(--r-btn);font-weight:500;font-size:.86rem;text-transform:uppercase;letter-spacing:.03em;box-shadow:var(--sh-sm);transition:transform .05s linear,box-shadow .05s linear}.chip:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--ink)}.chip:active{transform:translate(3px,3px);box-shadow:0 0 0 var(--ink)}.chip__swatch{width:28px;height:28px;display:grid;place-items:center;background:var(--paper-2);border:2px solid var(--ink)}.chip__swatch svg{width:18px;height:18px}.chip--isolated{background:var(--accent);outline:3px solid var(--ink);outline-offset:-1px}.chip--peeked{box-shadow:inset 0 0 0 2px var(--ink)}.chip--peeked:after{content:"";width:6px;height:6px;margin-left:2px;background:var(--ink);border-radius:50%;flex-shrink:0}.chip--peek-locked{opacity:.42;cursor:not-allowed}.chip--peek-locked:hover{transform:none;box-shadow:var(--sh-sm)}.palette-hint{display:inline-flex;align-items:center;gap:8px}.peek-pips{display:inline-flex;gap:4px}.peek-pip{width:8px;height:8px;border:2px solid var(--ink);border-radius:50%}.peek-pip--full{background:var(--accent)}.peek-pip--spent{background:transparent}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;display:flex;align-items:center;justify-content:center;overflow-y:auto;overflow-x:hidden;padding:calc(var(--s-4) + env(safe-area-inset-top)) calc(var(--s-4) + env(safe-area-inset-right)) calc(var(--s-4) + env(safe-area-inset-bottom)) calc(var(--s-4) + env(safe-area-inset-left));background-color:#15120b8c}.overlay--daily{animation:result-scrim-in .22s ease-out both}@keyframes result-scrim-in{0%{background-color:#15120b00}to{background-color:#15120b8c}}.result{width:100%;max-width:440px;margin:auto;padding:0 0 var(--s-4);background:var(--card);display:flex;flex-direction:column;box-shadow:var(--sh-lg);max-height:calc(100dvh - 2 * var(--s-4));overflow:hidden}@media (min-width: 760px){.result{max-width:920px}}.result--pop{transform-origin:center}.result--in{animation:result-pop-in .34s cubic-bezier(.34,1.56,.64,1) both}.result--out{animation:result-pop-out .2s ease-in both}@keyframes result-pop-in{0%{opacity:0;transform:scale(.82) translateY(22px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes result-pop-out{0%{opacity:1;transform:scale(1) translateY(0)}to{opacity:0;transform:scale(.9) translateY(14px)}}.result--in .result__grade{animation:result-grade-pop .3s cubic-bezier(.34,1.56,.64,1) .16s both}.result--in .score-readout b{display:inline-block;animation:result-grade-pop .36s cubic-bezier(.34,1.56,.64,1) .22s both}@keyframes result-grade-pop{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.result__top{display:flex;align-items:center;justify-content:space-between;padding:10px var(--s-3);border-bottom:var(--border);background:var(--ink);color:var(--card)}.result__grade{font-family:var(--font-display);font-size:.92rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.result__body{display:flex;flex-direction:column;gap:var(--s-3);padding:var(--s-4) var(--s-4) 0;flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden}.score-readout{display:flex;align-items:baseline;gap:6px}.score-readout b{font-family:var(--font-display);font-size:4.4rem;font-weight:800;line-height:.85;letter-spacing:-.05em}.score-readout span{font-family:var(--font-display);font-size:1.6rem;font-weight:700;color:var(--accent)}.score-bar{display:flex;gap:3px;height:18px;padding:3px;border:var(--border);background:var(--paper-2)}.score-bar i{flex:1;background:var(--card)}.score-bar i.on{background:var(--ink)}.result__stats{display:flex;gap:var(--s-4);font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft)}.result__stats b{display:block;font-family:var(--font-display);font-size:1.4rem;color:var(--ink)}.share-box{border:var(--border);background:var(--paper-2)}.share-box .label{padding:7px 10px;border-bottom:var(--border-thin)}.share-grid{font-size:1.05rem;line-height:1.3;letter-spacing:2px;white-space:pre;overflow-x:auto;padding:var(--s-2) 10px}.reveal .label{margin-bottom:8px}.result__feedback-wrap{--row-gap: 6px;--cell-gap: 3px;padding:var(--s-2) var(--s-1);border:var(--border);background:var(--paper-2);overflow-x:hidden;container-type:inline-size}.result__feedback-wrap .grid:not(.grid--mini){--cell-size: clamp( 14px, calc( ( 100cqw - var(--row-gap) - (var(--row-steps) - 1) * var(--cell-gap) ) / (var(--row-steps) + 1) ), 48px );min-width:0;width:100%}.result__feedback-wrap .grid__row{width:100%;gap:var(--row-gap);align-items:center}.result__feedback-wrap .grid__label{width:var(--cell-size);max-width:var(--cell-size);min-width:var(--cell-size);height:var(--cell-size);min-height:var(--cell-size);max-height:var(--cell-size);padding:0;justify-content:center;gap:0;background:transparent;border:var(--border-thin);overflow:hidden}.result__feedback-wrap .grid__label-text{display:none}.result__feedback-wrap .grid__cells,.result__feedback-wrap .grid__cells--split{flex:1;min-width:0;display:grid;grid-template-columns:repeat(var(--row-steps, 8),minmax(0,1fr));gap:var(--cell-gap);align-items:center}.result__feedback-wrap .cell{width:100%;height:auto;aspect-ratio:1;flex-shrink:1;overflow:hidden}.result__feedback-wrap .cell .cell__shape{width:72%;height:72%}.result__feedback-wrap .grid__label .glyph .cell__shape,.result__feedback-wrap .grid__label .cell__shape{width:calc(var(--cell-size) * .72);height:calc(var(--cell-size) * .72)}@media (max-width: 759px){.result__body{padding-left:var(--s-2);padding-right:var(--s-2)}}.toast{font-size:.76rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em;color:var(--good);min-height:1.1em}.result__actions{display:flex;gap:var(--s-2);flex-wrap:wrap;padding:var(--s-2) var(--s-4) var(--s-1);margin-bottom:4px}.result__actions .btn{flex:1;white-space:nowrap}.share-btn-wrap{position:relative;flex:1;display:flex}.share-tip{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translate(-50%);z-index:5;background:var(--ink);color:var(--card);border-radius:var(--r-btn);box-shadow:var(--sh-sm);padding:6px 10px;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;pointer-events:none;animation:share-tip-pop .16s ease-out}.share-tip:after{content:"";position:absolute;top:100%;left:50%;width:10px;height:10px;background:var(--ink);transform:translate(-50%,-50%) rotate(45deg)}@keyframes share-tip-pop{0%{opacity:0;transform:translate(-50%) translateY(6px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@media (prefers-reduced-motion: reduce){.share-tip{animation:none}}.header__help{text-transform:none;letter-spacing:0;font-size:.72rem}.tour-scrim{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:auto;background-color:#15120b73;z-index:10}[data-tour].tour-target--active{position:relative;z-index:11;filter:brightness(1.18) saturate(1.08);box-shadow:0 0 0 2px var(--accent),0 0 18px #ffb02e59;animation:tour-pulse 1.25s ease-in-out infinite}@keyframes tour-pulse{0%,to{box-shadow:0 0 0 2px var(--accent),0 0 16px #ffb02e4d}50%{box-shadow:0 0 0 5px var(--accent),0 0 30px #ffb02eb3}}button[data-tour].tour-target--active{background-color:var(--card)}.tour-arrow{position:fixed;z-index:13;width:40px;height:40px;pointer-events:none;transform:var(--arrow-rot)}.tour-arrow svg{display:block;width:100%;height:100%}@media (prefers-reduced-motion: no-preference){.tour-arrow{animation:tour-arrow-bounce .9s ease-in-out infinite}}@keyframes tour-arrow-bounce{0%,to{transform:var(--arrow-rot) translate(0)}50%{transform:var(--arrow-rot) translate(7px)}}.panel[data-tour].tour-target--active{background-color:var(--card)}.grid-wrap[data-tour].tour-target--active{background-color:color-mix(in srgb,var(--paper) 90%,var(--accent) 10%);border-radius:var(--r-btn)}.tour-callout{position:fixed;z-index:12;pointer-events:auto;width:min(440px,calc(100vw - 32px))}.howto__top-actions{display:flex;align-items:center;gap:var(--s-2)}.tour-close{display:grid;place-items:center;width:28px;height:28px;padding:0;border:2px solid var(--paper-2);border-radius:var(--r-btn);background:transparent;color:var(--paper-2);font-size:1.15rem;line-height:1;font-weight:700;cursor:pointer}.tour-close:hover{background:#ffffff1f}.tour-callout.howto{max-width:none;margin:0;border:var(--border)}.tour-callout .howto__footer{padding:var(--s-2) var(--s-4) var(--s-4)}.tour-callout .howto__footer .btn:only-child{flex:1}.tour-callout .howto__step-title{font-size:1.35rem}.howto{width:100%;max-width:440px;margin:auto;padding:0 0 var(--s-4);background:var(--card);display:flex;flex-direction:column;box-shadow:var(--sh-lg);max-height:calc(100dvh - 2 * var(--s-4));overflow:hidden}.howto__top{display:flex;align-items:center;justify-content:space-between;padding:10px var(--s-3);border-bottom:var(--border);background:var(--ink);color:var(--card)}.howto__title{font-family:var(--font-display);font-size:.92rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.howto__body{display:flex;flex-direction:column;gap:var(--s-3);padding:var(--s-4);overflow-y:auto}.howto__step-title{font-family:var(--font-display);font-size:1.6rem;font-weight:800;line-height:1.1;letter-spacing:-.02em}.howto__step-body{font-size:.95rem;line-height:1.55;color:var(--ink-soft)}.howto__step-body strong{color:var(--ink);font-weight:700}.howto__shapes{display:flex;gap:var(--s-3);padding-top:var(--s-2)}.howto__shape{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft)}.howto__shape svg{width:44px;height:44px}.howto__footer{display:flex;gap:var(--s-2);flex-wrap:wrap;padding:var(--s-2) var(--s-4) 0}.howto__footer .btn{flex:1;white-space:nowrap}.build-prompt{display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.04em}.build-prompt b{font-family:var(--font-display);color:var(--ink);font-size:1rem}.build-prompt__help{padding:7px 14px;font-size:.82rem;text-transform:none;letter-spacing:0}.build-prompt__tries{font-size:.74rem;font-weight:600;color:var(--ink-soft)}.attempt-tip{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:8px 12px;border:2px solid var(--ink);border-radius:10px;background:var(--card);box-shadow:var(--sh-sm);font-size:.8rem;transform-origin:top center}.attempt-tip--in{animation:attempt-pop-in .26s cubic-bezier(.34,1.56,.64,1) both}.attempt-tip--out{animation:attempt-pop-out .16s ease-in both}@keyframes attempt-pop-in{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}@keyframes attempt-pop-out{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.8)}}@media (prefers-reduced-motion: reduce){.attempt-tip--in,.attempt-tip--out{animation-duration:.01ms}}.attempt-tip__text{font-family:var(--font-display);font-size:1.4rem;font-weight:800;line-height:1;color:var(--accent)}.attempt-tip__help{color:var(--ink-soft);font-weight:600}.attempt-tip__link{border:none;background:none;padding:0;font:inherit;font-weight:700;color:var(--accent);cursor:pointer;text-decoration:underline}.attempt-tip__link:hover{opacity:.8}.attempt-tip__close{margin-left:auto;border:none;background:none;padding:0 4px;font-size:1.1rem;line-height:1;color:var(--ink-soft);cursor:pointer}.brand-btn{display:inline-flex;border-radius:var(--r-btn)}.brand-btn:hover .brand__mark{transform:translate(-1px,-1px)}.home-hero{display:grid;grid-template-columns:1.4fr 1fr;gap:var(--s-5);align-items:center;padding:var(--s-4) 0 var(--s-2)}.home-kit{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s-2);align-content:center}.home-kit__glyph{display:grid;place-items:center;aspect-ratio:1;background:var(--card);border:var(--border);border-radius:var(--r-card);box-shadow:var(--sh-sm)}.home-kit__glyph svg{width:60%;height:60%}.home-daily{display:flex;flex-direction:column;align-items:flex-start;gap:10px;width:100%;text-align:left;padding:var(--s-5) var(--s-4);background:var(--card);border:var(--border);border-radius:var(--r-card);box-shadow:var(--sh-lg);transition:transform .05s linear,box-shadow .05s linear}.home-daily:hover{transform:translate(-3px,-3px);box-shadow:11px 11px 0 var(--ink)}.home-daily:active{transform:translate(6px,6px);box-shadow:0 0 0 var(--ink)}.home-daily__eyebrow{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);background:var(--c-hat);border:var(--border-thin);padding:3px 10px}.home-daily__title{font-family:var(--font-display);font-size:clamp(2.2rem,6vw,3.2rem);font-weight:800;letter-spacing:-.04em;text-transform:uppercase;line-height:.95}.home-daily__blurb{font-size:.98rem;line-height:1.45;color:var(--ink);max-width:42ch}.home-daily__cta{margin-top:var(--s-2);font-family:var(--font-display);font-size:1.15rem;font-weight:800;text-transform:uppercase;letter-spacing:-.02em;color:var(--ink);background:var(--accent);border:var(--border);padding:14px 22px;box-shadow:var(--sh)}.home-secondary{display:grid;grid-template-columns:1fr;gap:var(--s-3)}.home-secondary__card{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;padding:var(--s-3);background:var(--card);border:var(--border-thin);border-radius:var(--r-card);box-shadow:var(--sh-sm);transition:transform .05s linear,box-shadow .05s linear,background .1s linear}.home-secondary__card:hover{transform:translate(-1px,-1px);box-shadow:var(--sh);background:var(--card-2)}.home-secondary__card:active{transform:translate(3px,3px);box-shadow:0 0 0 var(--ink)}.home-secondary__title{font-family:var(--font-display);font-size:1.05rem;font-weight:800;letter-spacing:-.02em;text-transform:uppercase}.home-secondary__blurb{font-size:.78rem;color:var(--ink-soft)}.sandbox-header{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);padding:var(--s-3);background:var(--card-2)}.remix-tempo{display:flex;align-items:center;gap:var(--s-3);padding:var(--s-3);border-top:var(--border)}.remix-tempo .sandbox-bpm{margin-left:0}.sandbox-share{display:flex;padding:var(--s-3);border-top:var(--border)}.sandbox-controls{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);padding:var(--s-3);border-bottom:var(--border);background:var(--card-2)}.sandbox-group{display:flex;flex-wrap:wrap;gap:6px}.pill{padding:7px 13px;font-size:.74rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;background:var(--card);border:var(--border-thin);border-radius:999px;color:var(--ink-soft)}.pill--active{background:var(--ink);color:var(--card);border-color:var(--ink)}.sandbox-bpm{display:inline-flex;align-items:center;gap:10px;margin-left:auto}.sandbox-header .sandbox-bpm{margin-left:auto}.sandbox-bpm input[type=range]{width:120px;accent-color:var(--accent)}.sandbox-bpm b{font-family:var(--font-display);font-size:1.05rem;min-width:2.4ch;text-align:right}.sandbox-tools{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-2);padding:var(--s-3)}.sandbox-tools .btn{font-size:.82rem;padding:10px 14px}.toast--sandbox{padding:0 var(--s-1)}@media (pointer: coarse){.btn,.brand-btn,.chip{min-height:44px}.pill{min-height:40px}.sandbox-bpm input[type=range]{height:28px}}@media (max-width: 900px){.grid-wrap{--label-w: 104px}.grid:not(.grid--mini){--cell-size: clamp( 30px, calc( ( 100cqw - var(--label-w) - var(--s-3) - (var(--row-steps) - 1) * var(--cell-gap) ) / var(--row-steps) ), 48px )}}@media (max-width: 760px){.home-secondary,.home-hero{grid-template-columns:1fr}.home-kit{display:none}.intro{grid-template-columns:1fr;align-items:start}.sandbox-bpm{margin-left:0}}@media (max-width: 640px){.stage{padding-left:calc(var(--s-3) + env(safe-area-inset-left));padding-right:calc(var(--s-3) + env(safe-area-inset-right))}.header--with-levels{display:grid;grid-template-columns:1fr auto;grid-template-areas:"brand meta" "levels levels";row-gap:var(--s-2)}.header--with-levels .header__levels{position:static;transform:none;grid-area:levels;flex:unset;justify-content:stretch;padding:0;pointer-events:auto;z-index:auto}.header--with-levels .header__brand{grid-area:brand}.header--with-levels .header__meta{grid-area:meta}.level-select__track{padding-inline:var(--s-1)}.level-select__item{min-width:44px;height:44px;font-size:.95rem}.level-select__item--current{transform:translateY(-6px) scale(1.12)}.header{flex-wrap:wrap;gap:var(--s-2)}.brand__name{font-size:1.25rem}.tag{padding:5px 9px;font-size:.68rem}.grid-wrap{--label-w: 36px;padding:var(--s-3) var(--s-2)}.grid__label{width:var(--cell-size, 36px);max-width:var(--cell-size, 36px);min-width:var(--cell-size, 36px);height:var(--cell-size, 36px);min-height:var(--cell-size, 36px);max-height:var(--cell-size, 36px);padding:0;justify-content:center;font-size:.66rem;gap:0}.grid__label--btn{padding:0;border:var(--border);box-shadow:2px 2px color-mix(in srgb,var(--ink) 20%,transparent)}.grid__label--btn:hover{box-shadow:3px 3px color-mix(in srgb,var(--ink) 50%,transparent)}.grid__label-text{display:none}.grid:not(.grid--mini){--cell-size: clamp( 28px, calc( ( 100cqw - var(--label-w) - var(--s-3) - (var(--row-steps) - 1) * var(--cell-gap) ) / var(--row-steps) ), 48px )}.transport{flex-direction:column;align-items:stretch}.transport .btn{width:100%}.transport__spacer{display:none}.sandbox-header{flex-direction:column;align-items:stretch}.sandbox-header .btn{width:100%}.sandbox-header .sandbox-bpm{width:100%;margin-left:0}.sandbox-bpm{width:100%}.sandbox-bpm input[type=range]{flex:1;width:auto}.sandbox-tools .btn{flex:1 1 auto}.result__actions{flex-direction:column}.result__actions .btn,.share-btn-wrap{width:100%}.howto__footer{flex-direction:column}.howto__footer .btn{width:100%}.tour-callout{max-width:calc(100vw - 32px)!important}.tour-callout .howto__step-title{font-size:1.2rem}.tour-callout .howto__body{padding:var(--s-3);gap:var(--s-2)}.result__stats{gap:var(--s-3)}.build-prompt{flex-wrap:wrap}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation:none!important;transition:none!important}}