.fb-root{--ui-accent: var(--c-matematik, var(--accent));--fb-accent: var(--c-matematik, var(--accent));--fb-arc: #dc2626;--fb-log: #2563eb;--fb-hi: #ca8a04;--fb-lo: #7c3aed;--fb-seed: #5b3a1a;--fb-disc: #3b2410;--fb-petal: #facc15;--fb-petal-back: #eab308}[data-theme=dark] .fb-root{--fb-arc: #f87171;--fb-log: #60a5fa;--fb-hi: #facc15;--fb-lo: #a78bfa;--fb-seed: #a16207;--fb-disc: #1c1208}.fb-seq{display:flex;flex-wrap:wrap;gap:.3rem}.fb-seq-item{padding:.15rem .5rem;border-radius:6px;background:var(--bg);font-size:.85rem;font-weight:600;color:var(--ink-soft);font-variant-numeric:tabular-nums}.fb-seq-item.is-last{background:var(--fb-accent);color:#fff}.fb-swatch{display:inline-block;width:18px;height:4px;border-radius:2px}.fb-formula{font-size:.9rem;color:var(--ink);font-variant-numeric:tabular-nums}.fb-rules{margin:0;padding-left:1.2rem;font-size:.86rem;color:var(--ink);display:flex;flex-direction:column;gap:.15rem}.fb-bg{fill:var(--bg-card)}.fb-scene{transform-origin:0 0;transition:transform .55s cubic-bezier(.22,.61,.36,1)}.fb-square{fill:var(--fb-accent);stroke:var(--fb-accent);stroke-width:1.4}.fb-square.is-new{animation:fb-pop .6s ease-out}@keyframes fb-pop{0%{fill-opacity:.6}}@media(prefers-reduced-motion:reduce){.fb-scene{transition:none}.fb-square.is-new{animation:none}}.fb-square-label{fill:var(--ink);font-family:var(--font-display, inherit);font-weight:700;text-anchor:middle;dominant-baseline:central}.fb-arc{stroke:var(--fb-arc);stroke-width:2.6}.fb-logspiral{stroke:var(--fb-log);stroke-width:2;stroke-dasharray:6 4}.fb-label{fill:var(--ink);font-size:18px;font-weight:700}.fb-tick{fill:var(--ink-mute);font-size:15px;text-anchor:middle;font-variant-numeric:tabular-nums}.fb-grid{stroke:var(--line);stroke-width:1}.fb-phi-line{stroke:var(--fb-accent);stroke-width:2;stroke-dasharray:8 5}.fb-phi-label{fill:var(--fb-accent);font-size:16px;font-weight:700}.fb-ratio-line{fill:none;stroke:var(--ink-mute);stroke-width:1.6}.fb-pt{stroke:var(--bg-card);stroke-width:2}.fb-pt--hi{fill:var(--fb-hi)}.fb-pt--lo{fill:var(--fb-lo)}.fb-pt-label{fill:var(--ink-soft);font-size:13px;font-weight:600;text-anchor:middle;font-variant-numeric:tabular-nums}.fb-err-line{fill:none;stroke:var(--fb-arc);stroke-width:2}.fb-err-pt{fill:var(--fb-arc)}.fb-disc{fill:var(--fb-disc)}.fb-seed{fill:var(--fb-petal)}[data-theme=dark] .fb-seed{fill:#fde68a}.fb-petal{fill:var(--fb-petal);stroke:#ca8a04;stroke-width:1}.fb-petal--back{fill:var(--fb-petal-back)}.fb-month{fill:var(--ink);font-size:15px;font-weight:700}.fb-link{stroke:var(--ink-mute);stroke-width:1.4}.fb-link--birth{stroke:var(--fb-arc);stroke-dasharray:4 3}.fb-bunny{fill:#a8a29e;stroke:#57534e;stroke-width:1.2}.fb-bunny--young{fill:#f5f5f4}.fb-bunny-tail{fill:#fff}.fb-bunny-eye{fill:#1c1917;stroke:none}[data-theme=dark] .fb-seq-item.is-last{color:#111827}