:root{color-scheme:light;--color-paper:oklch(98.5% .004 250);--color-paper-raised:oklch(100% 0 0/.72);--color-paper-sunken:oklch(96% .006 250);--color-graphite:oklch(22% .016 260);--color-graphite-soft:oklch(27% .018 260);--color-ink:oklch(24% .02 258);--color-ink-soft:oklch(44% .018 257);--color-ink-faint:oklch(54% .016 256);--color-ink-inverse:oklch(96% .006 250);--color-rule:oklch(91% .008 250);--color-rule-strong:oklch(84% .012 252);--color-rule-control:oklch(63% .016 252);--color-accent:oklch(52% .19 256);--color-accent-hover:oklch(45% .19 256);--color-accent-contrast:oklch(99% .002 250);--color-accent-wash:oklch(95% .03 256);--color-brand-deep:oklch(39.6% .093 261);--color-brand-accent:oklch(51.3% .117 259);--color-danger:oklch(52% .19 22);--color-danger-wash:oklch(96% .022 22);--color-warning:oklch(52% .13 68);--color-warning-wash:oklch(96% .04 78);--color-success:oklch(48% .12 162);--color-success-wash:oklch(96% .03 162);--font-display:"Space Grotesk", ui-sans-serif, system-ui, 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svg.open{transform:scaleX(-1)rotate(-90deg)}*,:before,:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-block-start:4.5rem;overflow-x:clip}body{min-height:100dvh;font-family:var(--font-body);font-size:var(--text-base);color:var(--color-ink-soft);background:var(--color-paper);-webkit-font-smoothing:antialiased;line-height:1.65;overflow-x:clip}@media 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var(--space-md);background:var(--color-accent);color:var(--color-accent-contrast);border-radius:var(--radius);transition:inset-block-start var(--dur-base) var(--ease-out);text-decoration:none;position:absolute;inset-block-start:-4rem;inset-inline-start:var(--space-xs)}.skip-link:focus{inset-block-start:var(--space-xs)}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.section{padding-block:var(--space-3xl);border-block-start:var(--rule) solid var(--color-rule)}.section-head{gap:var(--space-sm);max-width:var(--wrap-prose);margin-block-end:var(--space-xl);display:grid}.section-title{font-size:var(--text-3xl)}.section-lead{color:var(--color-ink-soft)}.hero{gap:var(--space-lg) var(--space-2xl);padding-block:var(--space-2xl) var(--space-xl);grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:end;display:grid}@media (width<=54rem){.hero{grid-template-columns:minmax(0,1fr);align-items:start}}.hero-title{font-size:var(--text-display);max-width:16ch}.hero-lead{max-width:46ch;font-size:var(--text-lg);color:var(--color-ink-soft);margin-block-start:var(--space-md)}.hero-proof{gap:var(--space-xs);padding:var(--space-md);border:var(--rule) solid var(--color-rule);border-radius:var(--radius);background:var(--color-paper-raised);display:grid}.hero-proof-line{align-items:center;gap:var(--space-xs);font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-ink-soft);display:flex}.hero-proof-line b{color:var(--color-success);font-weight:500}.hero-proof-note{font-size:var(--text-xs);color:var(--color-ink-faint)}.hero-apps{align-items:center;gap:var(--space-2xs);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-mono);color:var(--color-ink-soft);border-block-end:var(--rule) solid var(--color-rule-strong);transition:color var(--dur-fast) var(--ease-out), border-color 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0}.btn-secondary:hover:not(:disabled){border-color:var(--color-accent);color:var(--color-accent)}.btn-outline{border-color:var(--color-rule-control);color:var(--color-ink-soft);background:0 0}.btn-outline:hover:not(:disabled){border-color:var(--color-danger);color:var(--color-danger)}.btn-quiet{color:var(--color-ink-faint);background:0 0}.btn-quiet:hover:not(:disabled){color:var(--color-danger)}.format-table{gap:var(--space-xl) var(--space-2xl);grid-template-columns:repeat(auto-fit,minmax(min(100%,20rem),1fr));align-items:start;display:grid}.format-group{break-inside:avoid}.format-group-name{border-block-end:var(--rule) solid var(--color-rule-strong);font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-mono);text-transform:uppercase;color:var(--color-accent);padding-block-end:var(--space-xs);font-weight:500}.format-row{gap:var(--space-2xs) var(--space-sm);border-block-end:var(--rule) solid var(--color-rule);grid-template-columns:minmax(0,1fr) 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summary{font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-mono);text-transform:uppercase;color:var(--color-danger);cursor:pointer;list-style:none}.format-reason summary::-webkit-details-marker{display:none}.format-reason p{padding-block:var(--space-2xs) var(--space-xs)}.claim-list{border-block-start:var(--rule) solid var(--color-rule)}.claim{gap:var(--space-2xs) var(--space-md);padding-block:var(--space-lg);border-block-end:var(--rule) solid var(--color-rule);grid-template-columns:2.5rem minmax(0,1fr);display:grid}@media (width<=40rem){.claim{grid-template-columns:minmax(0,1fr)}}.claim:last-child{border-block-end:0}.claim-index{font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-mono);color:var(--color-accent);padding-block-start:.35rem}.claim h3{font-size:var(--text-xl)}.claim 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h1{max-width:20ch;font-size:var(--text-display-s);margin-block-start:var(--space-lg)}.article .lead{max-width:56ch;margin-block:var(--space-md) var(--space-2xl);font-size:var(--text-lg);color:var(--color-ink-soft)}.back{font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-mono);text-transform:uppercase;color:var(--color-ink-faint);text-decoration:none}.back:hover{color:var(--color-accent)}.section-tool{border-block-start:0;padding-block-start:0}.proof-band+.section{border-block-start:0}.logo[data-astro-cid-f7espo7c]{--logo-h:30px;--logo-deep:var(--color-brand-deep);--logo-accent:var(--color-brand-accent);--logo-paper:var(--color-paper);align-items:center;gap:calc(var(--logo-h) * .184);direction:ltr;display:inline-flex}.logo-lg[data-astro-cid-f7espo7c]{--logo-h:44px}.logo-icon[data-astro-cid-f7espo7c]{flex-shrink:0}.logo-text[data-astro-cid-f7espo7c]{font-family:var(--font-body);font-size:calc(var(--logo-h) * 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var(--ease-out)}.lang[data-astro-cid-lemdd452][open] .lang-caret[data-astro-cid-lemdd452]{transform:rotate(180deg)}.lang-menu[data-astro-cid-lemdd452]{z-index:60;background:var(--color-paper);border:1px solid var(--color-rule-strong);border-radius:.6rem;grid-template-columns:repeat(2,minmax(0,1fr));gap:.1rem;width:max-content;max-width:min(24rem,100vw - 2rem);max-height:min(60vh,22rem);margin:0;padding:.3rem;list-style:none;display:grid;position:absolute;inset-block-start:calc(100% + .4rem);inset-inline-end:0;overflow-y:auto}.lang[data-astro-cid-lemdd452][data-variant=footer]{margin-block-start:1.25rem}.lang[data-astro-cid-lemdd452][data-variant=footer] .lang-menu[data-astro-cid-lemdd452]{inset-inline:0 auto}.lang-menu[data-astro-cid-lemdd452] a[data-astro-cid-lemdd452]{white-space:nowrap;color:var(--color-ink-soft);border-radius:.4rem;padding:.35rem .7rem;font-size:.82rem;text-decoration:none;display:block}.lang-menu[data-astro-cid-lemdd452] a[data-astro-cid-lemdd452]:hover{background:var(--color-paper-sunken);color:var(--color-ink)}.lang-menu[data-astro-cid-lemdd452] a[data-astro-cid-lemdd452][aria-current=page]{background:var(--color-accent-wash);color:var(--color-accent);font-weight:600}.topbar[data-astro-cid-nazmfhjt]{z-index:50;background:color-mix(in srgb, var(--color-paper) 88%, transparent);backdrop-filter:blur(12px);border-block-end:1px solid var(--color-rule);position:sticky;inset-block-start:0}.topbar-inner[data-astro-cid-nazmfhjt]{justify-content:space-between;align-items:center;gap:1.5rem;padding-block:.7rem;display:flex}.topbar-brand[data-astro-cid-nazmfhjt]{flex-shrink:0;text-decoration:none}.topbar-nav[data-astro-cid-nazmfhjt]{font-family:var(--font-mono);gap:1.5rem;font-size:.85rem;display:flex}.topbar-nav[data-astro-cid-nazmfhjt] a[data-astro-cid-nazmfhjt]{color:var(--color-ink-soft);text-decoration:none;transition:color .15s}.topbar-nav[data-astro-cid-nazmfhjt] a[data-astro-cid-nazmfhjt]:hover{color:var(--color-accent)}.topbar-side[data-astro-cid-nazmfhjt]{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.icon-button[data-astro-cid-nazmfhjt]{background:var(--color-paper-raised);width:2.1rem;height:2.1rem;color:var(--color-ink-soft);border:1px solid var(--color-rule-control);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;padding:0;transition:color .15s,border-color .15s;display:inline-flex}.icon-button[data-astro-cid-nazmfhjt]:hover{color:var(--color-ink);border-color:var(--color-rule-strong)}@media (width<=46rem){.topbar-inner[data-astro-cid-nazmfhjt]{flex-wrap:wrap;gap:.75rem;padding-block:.6rem}.topbar-nav[data-astro-cid-nazmfhjt]{border-block-start:1px solid var(--color-rule);scrollbar-width:none;order:3;gap:1.15rem;width:100%;padding-block-start:.55rem;font-size:.8rem;overflow-x:auto}.topbar-nav[data-astro-cid-nazmfhjt]::-webkit-scrollbar{display:none}.topbar-nav[data-astro-cid-nazmfhjt] a[data-astro-cid-nazmfhjt]{white-space:nowrap}}.footer[data-astro-cid-jo6i4kqk]{background:var(--color-paper-raised);border-block-start:1px solid var(--color-rule);margin-block-start:clamp(3rem,8vw,5rem);padding-block:clamp(2.5rem,6vw,4rem) 2.5rem}.footer-grid[data-astro-cid-jo6i4kqk]{grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:2.5rem 2rem;display:grid}@media (width<=60rem){.footer-grid[data-astro-cid-jo6i4kqk]{grid-template-columns:repeat(auto-fit,minmax(min(100%,11rem),1fr))}}.footer-tagline[data-astro-cid-jo6i4kqk]{max-width:34ch;color:var(--color-ink-soft);margin-block-start:1rem;font-size:.875rem;line-height:1.6}.footer-column[data-astro-cid-jo6i4kqk] h2[data-astro-cid-jo6i4kqk]{letter-spacing:.08em;text-transform:uppercase;color:var(--color-ink-faint);font-size:.72rem;font-weight:650}.footer-column[data-astro-cid-jo6i4kqk] ul[data-astro-cid-jo6i4kqk]{flex-direction:column;gap:.65rem;margin-block-start:1rem;padding:0;list-style:none;display:flex}.footer-column[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{color:var(--color-ink-soft);font-size:.875rem;text-decoration:none;transition:color .15s}.footer-column[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{color:var(--color-accent)}.footer-column[data-astro-cid-jo6i4kqk] li[data-astro-cid-jo6i4kqk]{gap:.1rem;display:grid}.footer-note-line[data-astro-cid-jo6i4kqk]{color:var(--color-ink-faint);font-size:.78rem}.footer-legal[data-astro-cid-jo6i4kqk]{border-block-start:1px solid var(--color-rule);color:var(--color-ink-faint);margin-block-start:clamp(2rem,5vw,3rem);padding-block-start:1.5rem;font-size:.8rem;line-height:1.7}.footer-notice[data-astro-cid-jo6i4kqk]{color:var(--color-success);font-weight:550}