:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--color-canvas:#f7f7ef;--color-surface:#fff;--color-subtle:#eeefe5;--color-text:#203b32;--color-muted:#58675e;--color-accent:#176b52;--color-accent-hover:#10523e;--color-accent-soft:#e2eee3;--color-board-related:#d3e4d7;--color-board-same:#c4dfd1;--color-on-accent:#fff;--color-border:#d6ddd3;--color-border-strong:#83948a;--color-danger:#a32632;--color-danger-soft:#fff0ef;--color-backdrop:#203b3259;--font-sans:ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--text-2xs:.625rem;--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:2rem;--text-display:clamp(2.75rem, 6vw, 5.5rem);--text-display-compact:clamp(2.75rem, 6vw, 4.5rem);--text-display-mobile:clamp(2.75rem, 9vw, 4.5rem);--text-page-title:clamp(2.5rem, 5vw, 3.5rem);--text-illustration-cell:clamp(.65rem, 1.3vw, 1rem);--text-sudoku-cell:clamp(1.125rem, 4.3vw, 1.75rem);--text-sudoku-note:clamp(.5rem, 1.85vw, .75rem);--line-height-tight:1.1;--line-height-heading:1.25;--line-height-body:1.6;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--space-20:80px;--space-24:96px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-pill:999px;--border-width:1px;--border-width-strong:2px;--shadow-sm:0 3px 12px #203b320a;--layer-base:0;--layer-raised:1;--layer-overlay:10;--layer-dialog:20;--control-height:44px;--focus-width:3px;--focus-offset:3px;--duration-fast:.14s;--duration-normal:.22s;--ease-out:ease-out}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--color-canvas:#101b17;--color-surface:#17261f;--color-subtle:#20332a;--color-text:#e6eee5;--color-muted:#a7b9ab;--color-accent:#8bd7ad;--color-accent-hover:#a6e7c3;--color-accent-soft:#203e30;--color-board-related:#2b4537;--color-board-same:#375a46;--color-on-accent:#102219;--color-border:#344b3c;--color-border-strong:#6d8977;--color-danger:#ff9aa5;--color-danger-soft:#462630;--color-backdrop:#0009;--shadow-sm:0 3px 12px #00000029}@media (prefers-color-scheme:dark){:root:not([data-theme=light]):not([data-theme=dark]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--color-canvas:#101b17;--color-surface:#17261f;--color-subtle:#20332a;--color-text:#e6eee5;--color-muted:#a7b9ab;--color-accent:#8bd7ad;--color-accent-hover:#a6e7c3;--color-accent-soft:#203e30;--color-board-related:#2b4537;--color-board-same:#375a46;--color-on-accent:#102219;--color-border:#344b3c;--color-border-strong:#6d8977;--color-danger:#ff9aa5;--color-danger-soft:#462630;--color-backdrop:#0009;--shadow-sm:0 3px 12px #00000029}}@media (prefers-reduced-motion:reduce){:root{--duration-fast:0s;--duration-normal:0s}}
*{box-sizing:border-box}html{scroll-behavior:smooth;min-width:320px}body{color:var(--color-text);background:var(--color-canvas);font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--line-height-body);-webkit-font-smoothing:antialiased;margin:0}button,input,select,textarea{font:inherit}a{color:inherit;text-underline-offset:4px}button,a,input,select,textarea{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:var(--focus-width) solid var(--color-accent);outline-offset:var(--focus-offset)}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:var(--line-height-heading)}svg,img{max-width:100%}::selection{color:var(--color-text);background:var(--color-accent-soft)}.skip-link{top:var(--space-2);left:var(--space-4);z-index:var(--layer-overlay);padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);color:var(--color-on-accent);background:var(--color-accent);position:absolute;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}