:root{color-scheme:light;--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-soft:#eff6ff;--color-text:#111827;--color-text-muted:#64748b;--color-text-subtle:#94a3b8;--color-background:#fff;--color-surface:#f8fafc;--color-border:#e2e8f0;--color-border-strong:#cbd5e1;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--space-section:clamp(4.5rem, 10vw, 8rem);--radius-sm:.375rem;--radius-md:.625rem;--radius-lg:1rem;--radius-xl:1.5rem;--radius-full:9999px;--shadow-sm:0 1px 2px #0f172a0d;--shadow-md:0 10px 30px #0f172a14;--shadow-lg:0 24px 60px #0f172a1f;--content-wide:72rem;--content-reading:44rem;--font-sans:var(--font-atkinson), -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", sans-serif;--font-serif:"Hiragino Mincho ProN", "Yu Mincho", YuMincho, serif;--ease:cubic-bezier(.2, .75, .25, 1);--surface:var(--color-background);--surface-subtle:var(--color-surface);--text:var(--color-text);--text-muted:var(--color-text-muted);--text-subtle:var(--color-text-subtle);--accent:var(--color-primary);--accent-hover:var(--color-primary-hover);--accent-soft:var(--color-primary-soft);--border:var(--color-border);--border-strong:var(--color-border-strong)}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--color-background)}body{background:var(--color-background);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;overflow-wrap:anywhere;margin:0;font-size:16px;line-height:1.8}main{min-height:60vh}h1,h2,h3,h4,h5,h6{color:var(--color-text);font-weight:700}a{color:var(--color-primary)}a:hover{color:var(--color-primary-hover)}img{max-width:100%;height:auto;display:block}button,input,textarea{font:inherit}::selection{background:var(--color-primary-soft);color:var(--color-text)}:focus-visible{outline-offset:3px;outline:3px solid #2563eb59}.container{width:min(calc(100% - 2rem), var(--content-wide));margin-inline:auto}.section{padding-block:var(--space-section)}.section-heading{justify-content:space-between;align-items:end;gap:var(--space-4);margin-bottom:clamp(2rem,5vw,3.5rem);display:flex}.section-heading p{margin:0 0 var(--space-2);color:var(--color-primary);letter-spacing:.16em;font-size:.68rem;font-weight:800}.section-heading h2{letter-spacing:-.04em;margin:0;font-size:clamp(1.75rem,6vw,2.9rem);line-height:1.25}.section-heading a{color:var(--color-text-muted);text-underline-offset:.3em;flex:none;font-size:.78rem;font-weight:700}.article-grid{gap:3.25rem var(--space-6);display:grid}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}@media (width>=40rem){.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=64rem){.article-grid{gap-inline:var(--space-8);grid-template-columns:repeat(3,minmax(0,1fr))}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.site-footer[data-astro-cid-jo6i4kqk]{margin-top:var(--space-section);border-top:1px solid var(--color-border);background:var(--color-surface)}.footer-inner[data-astro-cid-jo6i4kqk]{width:min(calc(100% - 2rem), var(--content-wide));gap:var(--space-6);padding-block:var(--space-10);flex-direction:column;margin-inline:auto;display:flex}.footer-brand[data-astro-cid-jo6i4kqk]{color:var(--color-text);text-decoration:none}.footer-brand[data-astro-cid-jo6i4kqk] strong[data-astro-cid-jo6i4kqk],.footer-brand[data-astro-cid-jo6i4kqk] span[data-astro-cid-jo6i4kqk]{line-height:1;display:block}.footer-brand[data-astro-cid-jo6i4kqk] strong[data-astro-cid-jo6i4kqk]{letter-spacing:.16em;font-size:.8rem}.footer-brand[data-astro-cid-jo6i4kqk] span[data-astro-cid-jo6i4kqk]{margin-top:var(--space-2);color:var(--color-text-muted);font-size:.7rem}nav[data-astro-cid-jo6i4kqk]{gap:var(--space-3) var(--space-6);flex-wrap:wrap;display:flex}nav[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{color:var(--color-text-muted);font-size:.78rem;text-decoration:none}nav[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{color:var(--color-primary)}small[data-astro-cid-jo6i4kqk]{color:var(--color-text-subtle);font-size:.7rem}@media (width>=48rem){.footer-inner[data-astro-cid-jo6i4kqk]{grid-template-columns:1fr auto;align-items:center;display:grid}nav[data-astro-cid-jo6i4kqk]{justify-content:flex-end}small[data-astro-cid-jo6i4kqk]{padding-top:var(--space-6);border-top:1px solid var(--color-border);grid-column:1/-1}}.site-header[data-astro-cid-nen7h5rs]{z-index:20;border-bottom:1px solid var(--color-border);backdrop-filter:blur(16px);background:#ffffffeb;position:sticky;top:0}.header-inner[data-astro-cid-nen7h5rs]{width:min(calc(100% - 2rem), var(--content-wide));justify-content:space-between;align-items:center;gap:var(--space-4);min-height:4.25rem;margin-inline:auto;display:flex}.brand[data-astro-cid-nen7h5rs]{align-items:center;gap:var(--space-3);color:var(--color-text);flex:none;text-decoration:none;display:flex}.brand-mark[data-astro-cid-nen7h5rs]{border-radius:var(--radius-md);background:var(--color-primary);color:#fff;width:2rem;height:2rem;box-shadow:var(--shadow-sm);place-items:center;font-weight:800;display:grid}.brand-copy[data-astro-cid-nen7h5rs] strong[data-astro-cid-nen7h5rs],.brand-copy[data-astro-cid-nen7h5rs] small[data-astro-cid-nen7h5rs]{line-height:1;display:block}.brand-copy[data-astro-cid-nen7h5rs] strong[data-astro-cid-nen7h5rs]{letter-spacing:.15em;font-size:.8rem}.brand-copy[data-astro-cid-nen7h5rs] small[data-astro-cid-nen7h5rs]{color:var(--color-text-muted);margin-top:.3rem;font-size:.62rem}.desktop-nav[data-astro-cid-nen7h5rs]{align-items:center;gap:var(--space-1);display:none}.header-actions[data-astro-cid-nen7h5rs]{align-items:center;gap:var(--space-2);display:flex}.theme-button[data-astro-cid-nen7h5rs]{border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-background);width:2.5rem;height:2.5rem;color:var(--color-text-muted);cursor:pointer;place-items:center;display:grid}.theme-button[data-astro-cid-nen7h5rs]:hover{border-color:var(--color-border-strong);color:var(--color-primary);background:var(--color-surface)}.mobile-menu[data-astro-cid-nen7h5rs]{position:relative}.mobile-menu[data-astro-cid-nen7h5rs] summary[data-astro-cid-nen7h5rs]{border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;place-content:center;gap:4px;width:2.5rem;height:2.5rem;list-style:none;display:grid}.mobile-menu[data-astro-cid-nen7h5rs] summary[data-astro-cid-nen7h5rs]::-webkit-details-marker{display:none}.mobile-menu[data-astro-cid-nen7h5rs] summary[data-astro-cid-nen7h5rs] span[data-astro-cid-nen7h5rs]{background:var(--color-text);width:1rem;height:1px;display:block}.mobile-menu[data-astro-cid-nen7h5rs] nav[data-astro-cid-nen7h5rs]{top:calc(100% + var(--space-3));min-width:13rem;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-background);box-shadow:var(--shadow-md);display:grid;position:absolute;right:0}.mobile-menu[data-astro-cid-nen7h5rs] nav[data-astro-cid-nen7h5rs] a{padding:var(--space-3) var(--space-4);font-size:.9rem}@media (width>=48rem){.header-inner[data-astro-cid-nen7h5rs]{min-height:4.75rem}.desktop-nav[data-astro-cid-nen7h5rs]{display:flex}.mobile-menu[data-astro-cid-nen7h5rs]{display:none}}.skip-link[data-astro-cid-rgtbzk7x]{top:var(--space-3);left:var(--space-3);z-index:100;padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);background:var(--color-text);color:#fff;font-size:.85rem;font-weight:700;text-decoration:none;position:fixed;transform:translateY(-200%)}.skip-link[data-astro-cid-rgtbzk7x]:focus{transform:translateY(0)}