.fb[data-astro-cid-ub2s5wxq]{display:flex;flex-direction:column;gap:var(--space-6);margin:var(--space-6) 0 var(--space-7);font-family:var(--font-body);color:var(--color-ink-full)}.fb-main[data-astro-cid-ub2s5wxq]{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-6);align-items:start}@media(min-width:960px){.fb-main[data-astro-cid-ub2s5wxq]{grid-template-columns:minmax(19rem,23rem) minmax(0,1fr)}}.fb-field[data-astro-cid-ub2s5wxq]{border:0;margin:0;padding:0;min-width:0}.fb-field[data-astro-cid-ub2s5wxq] legend[data-astro-cid-ub2s5wxq],.fb-label[data-astro-cid-ub2s5wxq]{display:block;padding:0;margin-bottom:var(--space-2);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:var(--tracking-widest);color:var(--color-ink-ghost)}.fb-current[data-astro-cid-ub2s5wxq]{text-transform:none;letter-spacing:normal;font-size:var(--text-sm);font-weight:600;color:var(--color-ink-full)}.fb-shapes[data-astro-cid-ub2s5wxq]{display:grid;grid-template-columns:repeat(auto-fill,minmax(5.25rem,1fr));gap:var(--space-2)}@media(max-width:639px){.fb-shapes[data-astro-cid-ub2s5wxq]{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:5.25rem;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:var(--space-2)}.fb-shape[data-astro-cid-ub2s5wxq]{scroll-snap-align:start}}.fb-shape[data-astro-cid-ub2s5wxq]{display:flex;flex-direction:column;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-1) var(--space-2);border:1px solid var(--color-paper-edge);border-radius:var(--radius-md);background:#fff;cursor:pointer;font:inherit;font-size:var(--text-xs);line-height:1.2;color:var(--color-ink-secondary);transition:border-color .15s ease,box-shadow .15s ease}.fb-shape[data-astro-cid-ub2s5wxq] img[data-astro-cid-ub2s5wxq]{display:block;width:100%;height:auto;aspect-ratio:1}.fb-shape[data-astro-cid-ub2s5wxq] span[data-astro-cid-ub2s5wxq]{min-height:2.4em;display:flex;align-items:center;text-align:center}.fb-shape[data-astro-cid-ub2s5wxq]:hover{border-color:var(--color-accent-light)}.fb-shape[data-astro-cid-ub2s5wxq][aria-pressed=true]{border-color:var(--color-ink-full);box-shadow:0 0 0 1px var(--color-ink-full);color:var(--color-ink-full);font-weight:600}.fb-shape[data-astro-cid-ub2s5wxq]:focus-visible,.fb-btn[data-astro-cid-ub2s5wxq]:focus-visible,.fb-controls[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]:focus-visible+span[data-astro-cid-ub2s5wxq],.fb-controls[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq][type=range]:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.fb-controls[data-astro-cid-ub2s5wxq]{display:flex;flex-direction:column;gap:var(--space-5);font-size:var(--text-sm)}.fb-editor[data-astro-cid-ub2s5wxq]{display:block;width:100%;height:auto;background:#fff;border:1px solid var(--color-paper-edge);border-radius:var(--radius-md);touch-action:none;user-select:none}.fb-editor[data-astro-cid-ub2s5wxq] .fb-lattice{fill:none;stroke:var(--color-ink-ghost);stroke-width:2.5px;stroke-linecap:round;vector-effect:non-scaling-stroke;opacity:.55}.fb-editor[data-astro-cid-ub2s5wxq] .fb-ref,.fb-editor[data-astro-cid-ub2s5wxq] .fb-ref-chord{fill:none;stroke:var(--color-ink-ghost);stroke-width:1px;stroke-dasharray:4 3;vector-effect:non-scaling-stroke}.fb-editor[data-astro-cid-ub2s5wxq] .fb-arrow-ref{fill:var(--color-ink-ghost)}.fb-editor[data-astro-cid-ub2s5wxq] .fb-arrow{fill:var(--color-ink-full)}.fb-ghost[data-astro-cid-ub2s5wxq]{fill:none;stroke:var(--color-accent-light);stroke-width:1px;stroke-linejoin:round;vector-effect:non-scaling-stroke;opacity:.8;pointer-events:none}.fb-editor[data-astro-cid-ub2s5wxq] .fb-hit{fill:transparent;stroke:transparent;stroke-width:10px;stroke-linejoin:round;vector-effect:non-scaling-stroke;cursor:pointer}.fb-editor[data-astro-cid-ub2s5wxq] .fb-ctrl{fill:none;stroke:var(--color-ink-secondary);stroke-width:1px;vector-effect:non-scaling-stroke;pointer-events:none}.fb-editor[data-astro-cid-ub2s5wxq] .fb-chord{fill:none;stroke:var(--color-ink-full);stroke-width:2px;stroke-linecap:round;vector-effect:non-scaling-stroke;pointer-events:none}.fb-editor[data-astro-cid-ub2s5wxq] .fb-piece.is-selected .fb-ctrl{stroke:var(--color-accent);stroke-width:1.5px}.fb-editor[data-astro-cid-ub2s5wxq] .fb-piece.is-selected .fb-chord{stroke:var(--color-accent);stroke-width:3px}.fb-editor[data-astro-cid-ub2s5wxq] .fb-piece:hover .fb-hit{fill:var(--color-surface-overlay)}.fb-editor[data-astro-cid-ub2s5wxq] .fb-piece.is-selected .fb-hit{fill:#8b5e3c1a}.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle{cursor:grab;outline:none}.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle-hit{fill:transparent}.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle-dot{fill:#fff;stroke:var(--color-ink-full);stroke-width:1.5px;vector-effect:non-scaling-stroke}.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle.is-selected .fb-handle-dot{stroke:var(--color-accent)}.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle:hover .fb-handle-dot,.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle:focus-visible .fb-handle-dot{fill:var(--color-accent-light)}.fb-editor[data-astro-cid-ub2s5wxq] .fb-handle:focus-visible .fb-handle-dot{stroke:var(--color-accent);stroke-width:2.5px}.fb-actions[data-astro-cid-ub2s5wxq]{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-top:var(--space-2)}.fb-actions[data-astro-cid-ub2s5wxq] .fb-btn[data-astro-cid-ub2s5wxq]{padding:var(--space-1) var(--space-3);font-size:var(--text-xs)}.fb-hint[data-astro-cid-ub2s5wxq]{margin:var(--space-2) 0 0;font-size:var(--text-xs);color:var(--color-ink-secondary);max-width:none}.fb-help[data-astro-cid-ub2s5wxq]{color:var(--color-ink-ghost)}.fb-controls[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq][type=radio]{position:absolute;opacity:0;width:1px;height:1px}.fb-seg[data-astro-cid-ub2s5wxq]{display:flex;border:1px solid var(--color-paper-edge);border-radius:var(--radius-md);overflow:hidden}.fb-seg[data-astro-cid-ub2s5wxq] label[data-astro-cid-ub2s5wxq]{flex:1;position:relative;cursor:pointer}.fb-seg[data-astro-cid-ub2s5wxq] span[data-astro-cid-ub2s5wxq]{display:flex;flex-direction:column;align-items:center;gap:var(--space-1);padding:var(--space-2);text-align:center;line-height:1.2;color:var(--color-ink-secondary)}.fb-seg[data-astro-cid-ub2s5wxq] label[data-astro-cid-ub2s5wxq]+label[data-astro-cid-ub2s5wxq] span[data-astro-cid-ub2s5wxq]{border-left:1px solid var(--color-paper-edge)}.fb-seg[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]:checked+span[data-astro-cid-ub2s5wxq]{background:var(--color-ink-full);color:var(--color-paper-base)}.fb-bases[data-astro-cid-ub2s5wxq] span[data-astro-cid-ub2s5wxq]{font-size:var(--text-xs)}.fb-bases[data-astro-cid-ub2s5wxq] svg[data-astro-cid-ub2s5wxq]{width:1.75rem;height:1.75rem;fill:none;stroke:currentColor;stroke-width:1.4;stroke-linecap:round}.fb-range[data-astro-cid-ub2s5wxq]{display:flex;align-items:center;gap:var(--space-3)}.fb-range[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]{flex:1;min-width:0;accent-color:var(--color-ink-full)}.fb-range[data-astro-cid-ub2s5wxq] output[data-astro-cid-ub2s5wxq]{min-width:2em;text-align:right;font-weight:600;font-variant-numeric:tabular-nums}.fb-options[data-astro-cid-ub2s5wxq]{display:flex;flex-wrap:wrap;gap:var(--space-1) var(--space-4)}.fb-options[data-astro-cid-ub2s5wxq] .fb-check[data-astro-cid-ub2s5wxq]{margin-top:var(--space-2);font-size:var(--text-xs)}.fb-inks[data-astro-cid-ub2s5wxq]{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--space-2);margin-top:var(--space-3)}.fb-ink[data-astro-cid-ub2s5wxq]{position:relative;display:flex;flex-direction:column;align-items:center;gap:var(--space-1);cursor:pointer;font-size:var(--text-xs);color:var(--color-ink-secondary)}.fb-ink-box[data-astro-cid-ub2s5wxq]{width:2rem;height:2rem;border-radius:var(--radius-sm);background:#fff;box-shadow:inset 0 0 0 1px var(--color-paper-edge)}.fb-ink-box[data-astro-cid-ub2s5wxq] svg[data-astro-cid-ub2s5wxq]{display:block;width:100%;height:100%;fill:none;stroke:var(--ink);stroke-width:2.5;stroke-linecap:round}.fb-ink[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]:checked+.fb-ink-box[data-astro-cid-ub2s5wxq]{box-shadow:0 0 0 2px var(--color-ink-full)}.fb-ink[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]:focus-visible+.fb-ink-box[data-astro-cid-ub2s5wxq]{outline:2px solid var(--color-accent);outline-offset:3px}.fb-ink[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]:checked~.fb-ink-name[data-astro-cid-ub2s5wxq]{color:var(--color-ink-full);font-weight:600}.fb-ink[data-astro-cid-ub2s5wxq] .fb-ink-pick[data-astro-cid-ub2s5wxq]{position:static;width:2rem;height:2rem;padding:0;border:0;border-radius:var(--radius-sm);background:none;cursor:pointer;box-shadow:inset 0 0 0 1px var(--color-paper-edge)}.fb-ink[data-astro-cid-ub2s5wxq] .fb-ink-pick[data-astro-cid-ub2s5wxq]::-webkit-color-swatch-wrapper{padding:0}.fb-ink[data-astro-cid-ub2s5wxq] .fb-ink-pick[data-astro-cid-ub2s5wxq]::-webkit-color-swatch{border:0;border-radius:var(--radius-sm)}.fb-ink[data-astro-cid-ub2s5wxq] .fb-ink-pick[data-astro-cid-ub2s5wxq]::-moz-color-swatch{border:0;border-radius:var(--radius-sm)}.fb-ink[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq][value=custom]:checked+.fb-ink-pick[data-astro-cid-ub2s5wxq]{box-shadow:0 0 0 2px var(--color-ink-full)}.fb-ink[data-astro-cid-ub2s5wxq] .fb-ink-pick[data-astro-cid-ub2s5wxq]:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}.fb-check[data-astro-cid-ub2s5wxq]{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-3);cursor:pointer}.fb-check[data-astro-cid-ub2s5wxq] input[data-astro-cid-ub2s5wxq]{accent-color:var(--color-ink-full);width:1rem;height:1rem;margin:0}.fb-drawing-col[data-astro-cid-ub2s5wxq]{min-width:0;max-width:max(16rem,calc(100vh - 9rem));display:flex;flex-direction:column;gap:var(--space-3)}.fb-toolbar[data-astro-cid-ub2s5wxq]{display:flex;flex-wrap:wrap;gap:var(--space-2)}.fb-btn[data-astro-cid-ub2s5wxq]{font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;line-height:1.2;padding:var(--space-2) var(--space-4);border:1px solid var(--color-paper-edge);border-radius:var(--radius-md);background:transparent;color:var(--color-ink-full);cursor:pointer;transition:border-color .15s ease,background-color .15s ease}.fb-btn[data-astro-cid-ub2s5wxq]:hover:not(:disabled){border-color:var(--color-accent-light);background-color:var(--color-surface-overlay)}.fb-btn[data-astro-cid-ub2s5wxq]:disabled{opacity:.45;cursor:not-allowed}.fb-btn-primary[data-astro-cid-ub2s5wxq]{background:var(--color-ink-full);border-color:var(--color-ink-full);color:var(--color-paper-base)}.fb-btn-primary[data-astro-cid-ub2s5wxq]:hover:not(:disabled){background:var(--color-ink-secondary);border-color:var(--color-ink-secondary)}.fb-status[data-astro-cid-ub2s5wxq]{margin:0;min-height:1.4em;font-size:var(--text-sm);color:var(--color-accent);max-width:none}.fb-frame[data-astro-cid-ub2s5wxq]{padding-bottom:var(--space-2)}.fb-drawing[data-astro-cid-ub2s5wxq]{width:100%;aspect-ratio:1;background:#fff;box-shadow:0 1px 2px #1f3a7a1f,0 6px 20px #1f3a7a1a}.fb-drawing[data-astro-cid-ub2s5wxq] svg{display:block;width:100%;height:100%}.fb-info[data-astro-cid-ub2s5wxq]{margin:0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--space-1) var(--space-3);font-size:var(--text-xs);color:var(--color-ink-secondary);font-variant-numeric:tabular-nums;max-width:none}.fb-version[data-astro-cid-ub2s5wxq]{color:var(--color-ink-ghost)}.fb-steps[data-astro-cid-ub2s5wxq]{margin:var(--space-4) 0 0}.fb-steps[data-astro-cid-ub2s5wxq] svg{display:block;width:100%;height:auto}.fb-steps[data-astro-cid-ub2s5wxq] figcaption[data-astro-cid-ub2s5wxq]{margin-top:var(--space-2);font-size:var(--text-xs);color:var(--color-ink-ghost)}@media print{@page{size:A4 portrait;margin:25mm 15mm}html,body{background:#fff!important;margin:0!important;padding:0!important}.site-header,.site-footer,.skip-link,.back-nav{display:none!important}.rules-layout,.rules-layout .prose{padding:0!important;margin:0!important;max-width:none!important;display:block!important}.rules-layout .prose>:not(.fb),.fb>:not(.fb-main),.fb-main>:not(.fb-drawing-col),.fb-drawing-col>:not(.fb-frame){display:none!important}.fb,.fb-main,.fb-drawing-col,.fb-frame{display:block!important;margin:0!important;padding:0!important;max-width:none!important}.fb-drawing{width:180mm!important;height:180mm!important;aspect-ratio:auto!important;box-shadow:none!important;break-inside:avoid}}