:root{--c-ink: #0f0f0f;--c-paper: #f5f0e6;--c-paper-raised: #ffffff;--c-yellow: #ffe100;--c-pink: #ff3b6b;--c-blue: #2f5dff;--c-green: #00c853;--border-w: 4px;--border-w-lg: 6px;--shadow-sm: 3px 3px 0 var(--c-ink);--shadow-md: 6px 6px 0 var(--c-ink);--shadow-lg: 10px 10px 0 var(--c-ink);--font-display: "Arial Black", "Helvetica Neue", Impact, ui-sans-serif, system-ui, sans-serif;--font-body: ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;--space-1: .25rem;--space-2: .5rem;--space-3: 1rem;--space-4: 1.5rem;--space-5: 2.5rem;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--c-paper);background-image:radial-gradient(var(--c-ink) 1px,transparent 1px);background-size:22px 22px;color:var(--c-ink);font-family:var(--font-body);-webkit-tap-highlight-color:transparent}button{font-family:inherit}.brutal-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font-family:var(--font-display);font-weight:900;text-transform:uppercase;letter-spacing:.02em;font-size:1rem;color:var(--c-ink);background:var(--c-paper-raised);border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-md);padding:.85rem 1.25rem;cursor:pointer;transition:transform .08s ease,box-shadow .08s ease;touch-action:manipulation}.brutal-btn:active{transform:translate(4px,4px);box-shadow:2px 2px 0 var(--c-ink)}.brutal-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:var(--shadow-md)}.brutal-btn--accent{background:var(--c-yellow)}.brutal-btn--pink{background:var(--c-pink);color:var(--c-paper-raised)}.brutal-btn--block{width:100%}.brutal-panel{background:var(--c-paper-raised);border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-lg);padding:var(--space-4)}.brutal-title{font-family:var(--font-display);font-weight:900;text-transform:uppercase;letter-spacing:-.02em;line-height:.95;margin:0}.brutal-input{font-family:var(--font-body);font-weight:700;font-size:1.1rem;border:var(--border-w) solid var(--c-ink);background:var(--c-paper-raised);padding:.75rem;width:100%}.brutal-input:focus{outline:3px solid var(--c-blue);outline-offset:2px}.piece-editor__title{font-size:1.4rem;margin:0 0 var(--space-3)}.piece-editor__preview{display:flex;align-items:center;justify-content:center;width:4.5rem;height:4.5rem;margin:0 auto var(--space-3);border:var(--border-w) solid var(--c-ink);background:var(--c-yellow);box-shadow:var(--shadow-sm)}.piece-preview{font-size:2.25rem;line-height:1}.piece-preview--image{width:100%;height:100%;object-fit:cover}.piece-editor__tabs{display:flex;gap:var(--space-2);margin-bottom:var(--space-3)}.piece-editor__tab{flex:1;font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:.85rem;padding:.6rem;border:var(--border-w) solid var(--c-ink);background:var(--c-paper);cursor:pointer}.piece-editor__tab--active{background:var(--c-ink);color:var(--c-paper-raised)}.piece-editor__panel{display:flex;flex-direction:column;gap:var(--space-2)}.piece-editor__emoji-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2)}.piece-editor__emoji-btn{font-size:1.5rem;padding:.5rem 0;border:var(--border-w) solid var(--c-ink);background:var(--c-paper-raised);cursor:pointer}.piece-editor__emoji-btn--active{background:var(--c-yellow);box-shadow:var(--shadow-sm)}.piece-editor__hint{font-size:.8rem;margin:0;opacity:.75}.piece-editor__error{font-size:.85rem;font-weight:700;color:var(--c-pink);margin:0}.lang-toggle{display:inline-flex;border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-sm)}.lang-toggle__btn{font-family:var(--font-display);font-weight:900;font-size:.8rem;padding:.4rem .65rem;background:var(--c-paper-raised);border:none;cursor:pointer}.lang-toggle__btn+.lang-toggle__btn{border-left:var(--border-w) solid var(--c-ink)}.lang-toggle__btn--active{background:var(--c-ink);color:var(--c-paper-raised)}.home-screen{display:flex;flex-direction:column;align-items:center;min-height:100dvh;padding:var(--space-4) var(--space-3);max-width:28rem;margin:0 auto}.home-screen__top{align-self:flex-end;margin-bottom:var(--space-4)}.home-screen__title{font-size:clamp(2.75rem,14vw,4.5rem);text-align:center;margin:0}.home-screen__tagline{font-weight:700;text-align:center;margin:var(--space-2) 0 var(--space-5);opacity:.8}.home-screen__piece{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);background:none;border:none;cursor:pointer;margin-bottom:var(--space-5)}.home-screen__piece .piece-preview{display:flex;align-items:center;justify-content:center;width:5.5rem;height:5.5rem;font-size:2.75rem;background:var(--c-yellow);border:var(--border-w-lg) solid var(--c-ink);box-shadow:var(--shadow-md)}.home-screen__piece-label{font-weight:700;font-size:.85rem;text-decoration:underline}.home-screen__actions{width:100%;display:flex;flex-direction:column;gap:var(--space-3);margin-top:auto}.home-screen__cta{font-size:1.15rem;padding:1.1rem}.game-config__title{font-size:1.4rem;margin:0 0 var(--space-3)}.game-config__field{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-3)}.game-config__label{font-weight:700;font-size:.95rem}.game-config__field input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:10px;background:var(--c-paper);border:var(--border-w) solid var(--c-ink);cursor:pointer}.game-config__field input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:26px;height:26px;background:var(--c-yellow);border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-sm);cursor:pointer}.game-config__field input[type=range]::-moz-range-thumb{width:26px;height:26px;background:var(--c-yellow);border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-sm);cursor:pointer;border-radius:0}.game-config__hint{font-size:.8rem;margin:0;opacity:.75}.difficulty-selector__title{font-size:1.4rem;margin:0 0 var(--space-3)}.difficulty-selector__options{display:flex;gap:var(--space-2)}.difficulty-selector__btn{flex:1;font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:.9rem;padding:.75rem .25rem;border:var(--border-w) solid var(--c-ink);background:var(--c-paper-raised);cursor:pointer}.difficulty-selector__btn--active.difficulty-selector__btn--easy{background:var(--c-green)}.difficulty-selector__btn--active.difficulty-selector__btn--medium{background:var(--c-yellow)}.difficulty-selector__btn--active.difficulty-selector__btn--hard{background:var(--c-pink);color:var(--c-paper-raised)}.difficulty-selector__btn--active{box-shadow:var(--shadow-sm);transform:translate(-2px,-2px)}.cell{aspect-ratio:1;display:flex;align-items:center;justify-content:center;background:var(--c-paper-raised);border:3px solid var(--c-ink);padding:0;cursor:pointer;font-size:clamp(1rem,calc(9vw / var(--cols, 3)),2.75rem);line-height:1;touch-action:manipulation;color:var(--c-ink);opacity:1;-webkit-text-fill-color:var(--c-ink)}.cell:disabled{cursor:default;color:var(--c-ink);opacity:1;-webkit-text-fill-color:var(--c-ink)}.cell:not(:disabled):hover{background:var(--c-yellow)}.cell--filled{cursor:default}.cell--winning{background:var(--c-green)}.cell .piece-preview{font-size:inherit}.cell .piece-preview--image{width:70%;height:70%}.board{display:grid;grid-template-columns:repeat(var(--cols),1fr);gap:3px;width:100%;max-width:32rem;margin:0 auto;border:var(--border-w-lg) solid var(--c-ink);box-shadow:var(--shadow-lg);background:var(--c-ink)}.game-over-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f0f0fbf;display:flex;align-items:center;justify-content:center;padding:var(--space-3);z-index:20}.game-over{width:100%;max-width:24rem;text-align:center}.game-over__headline{font-size:clamp(2rem,10vw,3rem);margin:0 0 var(--space-4)}.game-over--win .game-over__headline{color:var(--c-green);-webkit-text-stroke:2px var(--c-ink)}.game-over--lose .game-over__headline{color:var(--c-pink);-webkit-text-stroke:2px var(--c-ink)}.game-over__actions{display:flex;flex-direction:column;gap:var(--space-2)}.online-lobby{text-align:center;max-width:26rem;margin:0 auto}.online-lobby__spinner{width:3rem;height:3rem;margin:0 auto var(--space-3);background:var(--c-yellow);border:var(--border-w) solid var(--c-ink);animation:spin .9s steps(8) infinite}@keyframes spin{to{transform:rotate(360deg)}}.online-lobby__status{font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:1.1rem;margin:0 0 var(--space-2)}.online-lobby__code{font-family:var(--font-display);font-weight:900;font-size:clamp(1.75rem,10vw,2.5rem);letter-spacing:.1em;background:var(--c-yellow);border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-sm);padding:.25rem .5rem;margin:0 0 var(--space-3)}.online-lobby__hint{font-size:.85rem;margin:0 0 var(--space-2);opacity:.8}.online-lobby__link-wrap{margin-bottom:var(--space-3);overflow-x:auto}.online-lobby__link{text-align:left;font-size:.8rem;white-space:nowrap}.online-lobby__actions{display:flex;flex-direction:column;gap:var(--space-2)}.screen{min-height:100dvh;padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-3)}.screen--narrow{max-width:28rem;margin:0 auto;width:100%}.screen__header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2)}.screen__stack{display:flex;flex-direction:column;gap:var(--space-3)}.screen__cta{font-size:1.1rem;padding:1rem}.screen__error{font-weight:700;color:var(--c-pink);background:var(--c-paper-raised);border:var(--border-w) solid var(--c-ink);padding:var(--space-2);margin:0;text-align:center}.screen__field-label{display:block;font-weight:700;margin-bottom:var(--space-2)}.piece-shortcut{display:flex;align-items:center;gap:var(--space-3);align-self:center;background:var(--c-paper-raised);border:var(--border-w) solid var(--c-ink);box-shadow:var(--shadow-sm);padding:var(--space-2) var(--space-3);cursor:pointer;font-weight:700;text-decoration:underline}.piece-shortcut .piece-preview{font-size:1.75rem;width:2.5rem;height:2.5rem;display:flex;align-items:center;justify-content:center;background:var(--c-yellow);border:3px solid var(--c-ink)}.game-screen__turn{font-family:var(--font-display);font-weight:900;text-transform:uppercase;margin:0}