:root{--color-background:#fff;--color-surface:#f4f5f7;--color-surface-raised:#fff;--color-border:#c7cbd1;--color-text:#1a1d21;--color-text-muted:#4b5057;--color-text-on-accent:#fff;--color-accent:#1d5fb4;--color-accent-hover:#164a8f;--color-accent-muted:#dbe7f9;--color-success:#146c2e;--color-danger:#b3261e;--color-warning:#7a5300;--color-focus-ring:#1d5fb4;--color-player-one:#b3261e;--color-player-two:#a17f00;--font-family-base:system-ui, -apple-system, "Segoe UI", sans-serif;--font-size-body:1rem;--font-size-body-lg:1.125rem;--font-size-heading-xs:1.125rem;--font-size-heading-sm:1.375rem;--font-size-heading-md:1.75rem;--font-size-heading-lg:2.25rem;--font-weight-regular:400;--font-weight-bold:700;--line-height-body:1.5;--line-height-heading:1.25;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--size-touch-target-min:2.75rem;--size-touch-target-primary:3.75rem;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:1rem;--radius-full:999px;--duration-instant:0s;--duration-fast:.1s;--duration-base:.2s;--duration-slow:.4s;--easing-standard:cubic-bezier(.2, 0, 0, 1)}@media (prefers-reduced-motion:reduce){:root{--duration-fast:0s;--duration-base:0s;--duration-slow:0s}}html,body{width:100%;height:100%;margin:0}body{font-family:var(--font-family-base);font-size:var(--font-size-body);line-height:var(--line-height-body);color:var(--color-text);background:var(--color-background)}.game-error-boundary{justify-content:center;align-items:center;gap:var(--space-lg);height:100%;padding:var(--space-xl);text-align:center;flex-direction:column;display:flex}.game-error-boundary__message{font-size:var(--font-size-body-lg);color:var(--color-text);max-width:32rem}.game-error-boundary__back{min-height:var(--size-touch-target-primary);min-width:var(--size-touch-target-primary);padding:var(--space-sm) var(--space-lg);font-size:var(--font-size-body);font-weight:var(--font-weight-bold);color:var(--color-text-on-accent);background:var(--color-accent);border-radius:var(--radius-md);cursor:pointer;border:none}.game-error-boundary__back:hover{background:var(--color-accent-hover)}.game-error-boundary__back:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}.pause-overlay{background:var(--color-surface);animation:pause-overlay-fade-in var(--duration-base) var(--easing-standard);justify-content:center;align-items:center;display:flex;position:absolute;inset:0}@keyframes pause-overlay-fade-in{0%{opacity:0}to{opacity:1}}.pause-overlay__card{align-items:center;gap:var(--space-lg);padding:var(--space-lg);background:var(--color-surface-raised);border-radius:var(--radius-lg);max-width:24rem;width:calc(100% - var(--space-lg) * 2);flex-direction:column;display:flex}.pause-overlay__heading{font-size:var(--font-size-heading-md);color:var(--color-text);margin:0}.pause-overlay__actions{gap:var(--space-md);flex-direction:column;width:100%;display:flex}.settings-panel__scrim{background:var(--color-surface);z-index:20;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.settings-panel{gap:var(--space-lg);width:100%;padding:var(--space-lg);background:var(--color-surface-raised);border-radius:var(--radius-lg) var(--radius-lg) 0 0;border:1px solid var(--color-border);animation:settings-panel-slide-up var(--duration-base) var(--easing-standard);flex-direction:column;display:flex}@keyframes settings-panel-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.settings-panel{animation:none;transform:none}}.settings-panel__header{justify-content:space-between;align-items:center;display:flex}.settings-panel__heading{font-size:var(--font-size-heading-sm);color:var(--color-text);margin:0}.settings-panel__row{gap:var(--space-sm);padding-block:var(--space-md);border-top:1px solid var(--color-border);flex-direction:column;display:flex}.settings-panel__row-label{font-size:var(--font-size-body);font-weight:var(--font-weight-bold);color:var(--color-text)}.settings-panel__radio-group{gap:var(--space-xs);flex-direction:column;display:flex}.settings-panel__radio-row{align-items:center;gap:var(--space-sm);min-height:var(--size-touch-target-min);font-size:var(--font-size-body);color:var(--color-text);cursor:pointer;display:flex}.settings-panel__radio-row input{appearance:none;border-radius:var(--radius-full);border:2px solid var(--color-border);background:var(--color-surface-raised);cursor:pointer;width:1.5rem;height:1.5rem;transition:border-color var(--duration-fast) var(--easing-standard), background-color var(--duration-fast) var(--easing-standard);flex-shrink:0;margin:0}.settings-panel__radio-row input:hover{border-color:var(--color-accent)}.settings-panel__radio-row input:checked{border-color:var(--color-accent);background:var(--color-accent);box-shadow:inset 0 0 0 4px var(--color-surface-raised)}.settings-panel__radio-row input:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}.settings-panel__helper{font-size:var(--font-size-body);color:var(--color-text-muted);margin:0}.settings-panel__switch-row{align-items:center;gap:var(--space-md);min-height:var(--size-touch-target-min);display:flex}.settings-panel__switch{width:3.5rem;height:var(--size-touch-target-min);cursor:pointer;background:0 0;border:none;align-items:center;padding:0;display:inline-flex}.settings-panel__switch:disabled{cursor:not-allowed;opacity:.7}.settings-panel__switch:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px;border-radius:var(--radius-full)}.settings-panel__switch-track{border-radius:var(--radius-full);border:1px solid var(--color-border);background:var(--color-surface-raised);width:100%;height:1.75rem;transition:background-color var(--duration-fast) var(--easing-standard), border-color var(--duration-fast) var(--easing-standard);position:relative}.settings-panel__switch[data-on=true] .settings-panel__switch-track{background:var(--color-accent);border-color:var(--color-accent)}.settings-panel__switch-knob{border-radius:var(--radius-full);background:var(--color-surface-raised);border:1px solid var(--color-text-muted);width:1.25rem;height:1.25rem;transition:transform var(--duration-fast) var(--easing-standard);position:absolute;top:.25rem;left:.25rem}.settings-panel__switch[data-on=true] .settings-panel__switch-knob{transform:translate(1.875rem)}.settings-panel__switch-label{font-size:var(--font-size-body);color:var(--color-text);min-width:2.5rem}@media (width>=960px){.settings-panel__scrim{align-items:center}.settings-panel{border-radius:var(--radius-lg);width:100%;max-width:28rem}@keyframes settings-panel-slide-up{0%{opacity:0;transform:translateY(0)}to{opacity:1;transform:translateY(0)}}}.shell-button{justify-content:center;align-items:center;gap:var(--space-sm);min-height:var(--size-touch-target-min);min-width:var(--size-touch-target-min);padding:var(--space-sm) var(--space-md);font-family:var(--font-family-base);font-size:var(--font-size-body);font-weight:var(--font-weight-regular);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface-raised);color:var(--color-text);cursor:pointer;transition:border-color var(--duration-fast) var(--easing-standard), background-color var(--duration-fast) var(--easing-standard);display:inline-flex}.shell-button svg{flex-shrink:0;width:1.25em;height:1.25em}.shell-button:hover{border-color:var(--color-accent)}.shell-button:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}.shell-button:active{background:var(--color-surface)}.shell-button--large{min-height:var(--size-touch-target-primary);min-width:var(--size-touch-target-primary)}.shell-button--primary{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-text-on-accent);font-weight:var(--font-weight-bold)}.shell-button--primary:hover{background:var(--color-accent-hover);border-color:var(--color-accent-hover)}.shell-button--primary:active{background:var(--color-accent-hover)}.shell-button--secondary{background:var(--color-surface-raised);border-color:var(--color-accent);color:var(--color-text)}.shell-button--tertiary{color:var(--color-text);font-weight:var(--font-weight-regular);background:0 0;border-color:#0000}.shell-button--icon{padding:var(--space-sm)}.shell-button[aria-disabled=true]{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text-muted);cursor:not-allowed}.game-shell{background:var(--color-background);flex-direction:column;min-height:100vh;display:flex}.game-shell__header{align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-lg);background:var(--color-surface);border-bottom:1px solid var(--color-border);flex-wrap:wrap;display:flex}.game-shell__title{font-size:var(--font-size-heading-sm);font-weight:var(--font-weight-bold);color:var(--color-text);flex:1}.game-shell__score{font-size:var(--font-size-body-lg);color:var(--color-text)}.game-shell__score strong{font-weight:var(--font-weight-bold)}.game-shell__header-actions{align-items:center;gap:var(--space-md);display:flex}.game-shell__main{flex:1;display:flex;position:relative}.game-shell__container{flex:1;min-height:20rem}.game-shell__status{justify-content:center;align-items:center;gap:var(--space-md);padding:var(--space-xl);text-align:center;font-size:var(--font-size-body-lg);color:var(--color-text);flex-direction:column;flex:1;display:flex}.game-shell__footer{padding:var(--space-md) var(--space-lg);background:var(--color-surface);border-top:1px solid var(--color-border);justify-content:center;display:flex;position:sticky;bottom:0}.game-shell__footer .shell-button{width:100%}@media (width>=600px){.game-shell__header{flex-wrap:nowrap}.game-shell__footer .shell-button{width:auto;min-width:12rem}}@media (width>=960px){.game-shell__header,.game-shell__footer{padding-inline:var(--space-xl)}}.game-page__not-found{justify-content:center;align-items:center;gap:var(--space-lg);min-height:100vh;padding:var(--space-xl);text-align:center;font-size:var(--font-size-body-lg);color:var(--color-text);flex-direction:column;display:flex}.game-page__not-found a{text-decoration:none}