:root{--color-bg: #fafbfc;--color-surface: #ffffff;--color-bg-soft: #f3f6f8;--color-bg-muted: #edf1f4;--color-bg-inset: #f1f5f7;--color-border: #e2e8ec;--color-border-strong: #cbd5dc;--color-text: #0b1120;--color-text-muted: #45536a;--color-text-soft: #64748b;--color-text-faint: #94a3b0;--color-text-inverse: #f8fafc;--color-ink: #0b1120;--color-ink-soft: #131b2e;--color-ink-border: #223050;--color-ink-text: #e2e8f0;--color-ink-muted: #94a3b8;--color-brand: #0d9488;--color-brand-strong: #0f766e;--color-brand-bright: #2dd4bf;--color-brand-soft: #ccfbf1;--color-brand-faint: #f0fdfa;--color-accent: #1d4ed8;--color-accent-soft: #dbeafe;--color-success: #047857;--color-success-soft: #d1fae5;--color-warn: #b45309;--color-warn-soft: #fef3c7;--color-danger: #b91c1c;--color-danger-soft: #fee2e2;--color-tag-bg: #f1f5f7;--color-tag-text: #334155;--space-0: 0;--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;--space-32: 128px;--radius-xs: 4px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--border-1: 1px solid var(--color-border);--border-1-strong: 1px solid var(--color-border-strong);--shadow-sm: 0 1px 2px rgba(11, 17, 32, .05);--shadow-md: 0 8px 24px rgba(11, 17, 32, .08);--shadow-lg: 0 16px 40px rgba(11, 17, 32, .1);--shadow-float: 0 24px 64px -16px rgba(11, 17, 32, .18);--fs-xs: 12px;--fs-sm: 13px;--fs-base: 15px;--fs-md: 17px;--fs-lg: 19px;--fs-xl: 22px;--fs-2xl: 26px;--fs-3xl: 31px;--fs-4xl: 38px;--fs-5xl: 46px;--fs-6xl: 56px;--fs-7xl: 64px;--fw-regular: 400;--fw-medium: 500;--fw-semibold: 600;--fw-bold: 700;--lh-tight: 1.15;--lh-snug: 1.35;--lh-normal: 1.55;--lh-loose: 1.7;--ls-tight: -.02em;--ls-normal: 0;--ls-wide: .04em;--ls-wider: .12em;--font-sans: "Inter", "PingFang SC", "Microsoft YaHei", "Segoe UI", "Helvetica Neue", system-ui, -apple-system, sans-serif;--font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;--content-max: 1180px;--content-wide: 1320px;--content-narrow: 880px}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;font-feature-settings:"tnum" 1,"kern" 1}body{margin:0;color:var(--color-text);background:var(--color-bg);font-family:var(--font-sans);font-size:var(--fs-base);line-height:var(--lh-normal);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}img,svg,video{display:block;max-width:100%;height:auto}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;border:0;background:transparent}a{color:var(--color-text);text-decoration:none;transition:color .15s ease}a:hover{color:var(--color-brand-strong)}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px;border-radius:var(--radius-xs)}::selection{background:var(--color-brand-soft);color:var(--color-text)}h1,h2,h3,h4,h5,h6{margin:0;font-weight:var(--fw-semibold);line-height:var(--lh-tight);letter-spacing:var(--ls-tight);color:var(--color-text)}h1{font-size:clamp(34px,5vw,var(--fs-5xl))}h2{font-size:clamp(26px,3vw,var(--fs-3xl))}h3{font-size:var(--fs-xl)}h4{font-size:var(--fs-md)}p{margin:0}p+p{margin-top:var(--space-4)}code,pre,kbd,samp{font-family:var(--font-mono);font-size:.92em}hr{border:0;border-top:var(--border-1);margin:var(--space-12) 0}.container{width:100%;max-width:var(--content-max);margin:0 auto;padding:0 var(--space-6)}.container--wide{max-width:var(--content-wide)}.container--narrow{max-width:var(--content-narrow)}.section{padding:var(--space-20) 0}.section--tight{padding:var(--space-12) 0}.section--alt{background:var(--color-bg-soft)}.section--ink{background:var(--color-ink);color:var(--color-ink-text);position:relative;overflow:hidden}.section--ink h1,.section--ink h2,.section--ink h3,.section--ink h4{color:var(--color-text-inverse)}.section--ink .muted{color:var(--color-ink-muted)}.section--ink a:not(.btn){color:var(--color-brand-bright)}.section--bordered{border-top:var(--border-1)}.section-head{max-width:var(--content-narrow);margin:0 auto var(--space-12);text-align:center}.section-head--left{margin-left:0;margin-right:0;text-align:left}.section-head__eyebrow{display:inline-block;margin-bottom:var(--space-3);padding:4px 10px;border-radius:999px;background:var(--color-brand-faint);color:var(--color-brand-strong);font-size:var(--fs-xs);font-weight:var(--fw-semibold);letter-spacing:var(--ls-wide);text-transform:uppercase}.section-head__title{font-size:clamp(26px,3.6vw,var(--fs-4xl));margin-bottom:var(--space-3)}.section-head__lede{font-size:var(--fs-md);color:var(--color-text-muted);line-height:var(--lh-snug)}.section-head--left .section-head__lede{font-size:var(--fs-base)}.card{border:var(--border-1);border-radius:var(--radius-lg);background:var(--color-surface);padding:var(--space-6);box-shadow:var(--shadow-sm);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.card--hover:hover{transform:translateY(-2px);border-color:var(--color-brand);box-shadow:var(--shadow-md)}.card--soft{background:var(--color-bg-soft);border-color:transparent}.card--inset{background:var(--color-bg-inset);border-color:transparent}.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:var(--color-tag-bg);color:var(--color-tag-text);font-size:var(--fs-xs);font-weight:var(--fw-semibold);letter-spacing:var(--ls-wide);line-height:1;white-space:nowrap}.pill--brand{background:var(--color-brand-faint);color:var(--color-brand-strong)}.pill--accent{background:var(--color-accent-soft);color:var(--color-accent)}.pill--warn{background:var(--color-warn-soft);color:var(--color-warn)}.pill--danger{background:var(--color-danger-soft);color:var(--color-danger)}.pill--success{background:var(--color-success-soft);color:var(--color-success)}.pill--outline{background:transparent;border:1px solid var(--color-border);color:var(--color-text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border-radius:var(--radius-md);border:1px solid transparent;font-size:var(--fs-base);font-weight:var(--fw-semibold);line-height:1;text-decoration:none;transition:background .15s ease,color .15s ease,border-color .15s ease,transform .15s ease}.btn:hover{color:inherit;transform:translateY(-1px)}.btn--primary{background:var(--color-text);color:var(--color-text-inverse);border-color:var(--color-text);box-shadow:0 1px 2px #0b112026}.btn--primary:hover{background:#1e2a3d;border-color:#1e2a3d;color:var(--color-text-inverse);box-shadow:var(--shadow-md)}.btn--brand{background:var(--color-brand);color:#fff;border-color:var(--color-brand)}.btn--brand:hover{background:var(--color-brand-strong);border-color:var(--color-brand-strong);color:#fff}.btn--ghost{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border-strong)}.btn--ghost:hover{background:var(--color-bg-soft);color:var(--color-text)}.btn--link{background:transparent;border:0;color:var(--color-text);padding:0;min-height:auto;text-decoration:none}.btn--link:hover{color:var(--color-brand-strong)}.btn--sm{min-height:32px;padding:0 12px;font-size:var(--fs-sm)}.muted{color:var(--color-text-muted)}.soft{color:var(--color-text-soft)}.faint{color:var(--color-text-faint)}.text-sm{font-size:var(--fs-sm)}.text-xs{font-size:var(--fs-xs)}.text-md{font-size:var(--fs-md)}.text-lg{font-size:var(--fs-lg)}.mono{font-family:var(--font-mono);font-feature-settings:"tnum" 1}.divider{height:1px;background:var(--color-border);border:0;margin:var(--space-8) 0}.index-num{font-family:var(--font-mono);font-feature-settings:"tnum" 1;font-size:var(--fs-lg);font-weight:var(--fw-semibold);color:var(--color-brand-strong);letter-spacing:var(--ls-normal)}.reveal--armed{opacity:0;transform:translateY(16px);transition:opacity .5s ease-out,transform .5s ease-out}.reveal--armed.is-visible{opacity:1;transform:translateY(0)}.eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:var(--space-4);color:var(--color-brand-strong);font-size:var(--fs-xs);font-weight:var(--fw-semibold);letter-spacing:var(--ls-wider);text-transform:uppercase}.eyebrow:before{content:"";display:inline-block;width:22px;height:2px;border-radius:1px;background:var(--color-brand)}.eyebrow--ghost{color:var(--color-text-muted)}.eyebrow--ghost:before{background:var(--color-border-strong)}.section--ink .eyebrow{color:var(--color-brand-bright)}.section--ink .eyebrow:before{background:var(--color-brand-bright)}@media (max-width: 720px){.section{padding:var(--space-12) 0}.section--tight{padding:var(--space-10) 0}.container{padding:0 var(--space-4)}.section-head{margin-bottom:var(--space-8)}.btn{min-height:40px;padding:0 14px}}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:#fafbfcd9;backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--color-border)}.site-header__inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-6);min-height:64px}.brand[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:8px;color:var(--color-text);font-weight:var(--fw-semibold);font-size:var(--fs-md);letter-spacing:var(--ls-tight)}.brand__name[data-astro-cid-3ef6ksr2]{font-weight:var(--fw-bold)}.brand__suffix[data-astro-cid-3ef6ksr2]{color:var(--color-brand-strong);font-size:var(--fs-xs);letter-spacing:var(--ls-wide);text-transform:uppercase;padding:2px 6px;border-radius:4px;background:var(--color-brand-faint)}.nav[data-astro-cid-3ef6ksr2]{display:flex;gap:var(--space-2);margin-left:auto}.nav__link[data-astro-cid-3ef6ksr2]{position:relative;display:inline-flex;align-items:center;padding:8px 12px;border-radius:var(--radius-md);color:var(--color-text-muted);font-size:var(--fs-sm);font-weight:var(--fw-medium);transition:color .15s ease}.nav__link[data-astro-cid-3ef6ksr2]:after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:1px;background:var(--color-brand);opacity:0;transform:scaleX(.4);transition:opacity .18s ease,transform .18s ease}.nav__link[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text)}.nav__link[data-astro-cid-3ef6ksr2]:hover:after{opacity:.5;transform:scaleX(1)}.nav__link[data-astro-cid-3ef6ksr2].is-active{color:var(--color-text)}.nav__link[data-astro-cid-3ef6ksr2].is-active:after{opacity:1;transform:scaleX(1)}.site-header__cta[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-2)}.nav-toggle[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:40px;height:40px;padding:0;border:var(--border-1);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer}.nav-toggle__bar[data-astro-cid-3ef6ksr2]{display:block;width:18px;height:2px;border-radius:1px;background:var(--color-text);transition:transform .15s ease,opacity .15s ease}.nav-toggle[data-astro-cid-3ef6ksr2].is-open .nav-toggle__bar[data-astro-cid-3ef6ksr2]:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle[data-astro-cid-3ef6ksr2].is-open .nav-toggle__bar[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.nav-toggle[data-astro-cid-3ef6ksr2].is-open .nav-toggle__bar[data-astro-cid-3ef6ksr2]:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-nav[data-astro-cid-3ef6ksr2][hidden]{display:none}.mobile-nav[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;padding:var(--space-2) var(--space-4) var(--space-4);border-top:1px solid var(--color-border);background:#fffffff7}.mobile-nav__link[data-astro-cid-3ef6ksr2]{padding:12px 8px;border-radius:var(--radius-md);color:var(--color-text-muted);font-size:var(--fs-md);font-weight:var(--fw-medium)}.mobile-nav__link[data-astro-cid-3ef6ksr2]:hover,.mobile-nav__link[data-astro-cid-3ef6ksr2].is-active{color:var(--color-text);background:var(--color-bg-soft)}@media (max-width: 880px){.nav[data-astro-cid-3ef6ksr2]{display:none}.site-header__cta[data-astro-cid-3ef6ksr2]{margin-left:auto}.nav-toggle[data-astro-cid-3ef6ksr2]{display:flex}}.graph-texture[data-astro-cid-2xf5e7st]{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}.graph-texture__edges[data-astro-cid-2xf5e7st] line[data-astro-cid-2xf5e7st]{stroke-width:.28;stroke-linecap:round}.graph-texture--hero[data-astro-cid-2xf5e7st] line[data-astro-cid-2xf5e7st]{stroke:#0b11201a}.graph-texture--hero[data-astro-cid-2xf5e7st] circle[data-astro-cid-2xf5e7st]{fill:#0b11201f}.graph-texture--hero[data-astro-cid-2xf5e7st] circle[data-astro-cid-2xf5e7st].is-accent{fill:#0d948859}.graph-texture--band[data-astro-cid-2xf5e7st] line[data-astro-cid-2xf5e7st]{stroke:#2dd4bf24}.graph-texture--band[data-astro-cid-2xf5e7st] circle[data-astro-cid-2xf5e7st]{fill:#94a3b840}.graph-texture--band[data-astro-cid-2xf5e7st] circle[data-astro-cid-2xf5e7st].is-accent{fill:#2dd4bf8c}.graph-texture--soft[data-astro-cid-2xf5e7st] line[data-astro-cid-2xf5e7st]{stroke:#0b11200f}.graph-texture--soft[data-astro-cid-2xf5e7st] circle[data-astro-cid-2xf5e7st]{fill:#0b112012}.graph-texture--soft[data-astro-cid-2xf5e7st] circle[data-astro-cid-2xf5e7st].is-accent{fill:#0d94882e}.site-footer[data-astro-cid-sz7xmlte]{position:relative;overflow:hidden;background:var(--color-ink);color:var(--color-ink-text)}.site-footer__texture[data-astro-cid-sz7xmlte]{opacity:.5}.site-footer__inner[data-astro-cid-sz7xmlte]{position:relative;z-index:1;display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:var(--space-10);padding-top:var(--space-16);padding-bottom:var(--space-10)}.site-footer__brand[data-astro-cid-sz7xmlte] .brand[data-astro-cid-sz7xmlte]{color:var(--color-text-inverse);font-weight:var(--fw-semibold);margin-bottom:var(--space-3);display:inline-flex;align-items:center;gap:8px;font-size:var(--fs-md)}.site-footer__brand[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]+p[data-astro-cid-sz7xmlte]{margin-top:var(--space-2)}.site-footer__brand[data-astro-cid-sz7xmlte] .muted[data-astro-cid-sz7xmlte],.site-footer__brand[data-astro-cid-sz7xmlte] .soft[data-astro-cid-sz7xmlte]{color:var(--color-ink-muted)}.site-footer__title[data-astro-cid-sz7xmlte]{font-size:var(--fs-xs);text-transform:uppercase;letter-spacing:var(--ls-wider);color:var(--color-brand-bright);margin-bottom:var(--space-4);font-weight:var(--fw-semibold)}.site-footer__links[data-astro-cid-sz7xmlte]{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.site-footer__link[data-astro-cid-sz7xmlte]{color:var(--color-ink-muted);font-size:var(--fs-sm)}.site-footer__link[data-astro-cid-sz7xmlte]:hover{color:var(--color-text-inverse)}.site-footer__bottom[data-astro-cid-sz7xmlte]{position:relative;z-index:1;display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--space-4);padding:var(--space-5) var(--space-6);border-top:1px solid var(--color-ink-border);margin:0}.site-footer__bottom[data-astro-cid-sz7xmlte] .faint[data-astro-cid-sz7xmlte]{color:var(--color-ink-muted)}@media (max-width: 880px){.site-footer__inner[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr}.site-footer__brand[data-astro-cid-sz7xmlte]{grid-column:1 / -1}}@media (max-width: 540px){.site-footer__inner[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}}.skip-link{position:absolute;left:-9999px;top:var(--space-2);background:var(--color-text);color:var(--color-text-inverse);padding:8px 12px;border-radius:var(--radius-md);font-size:var(--fs-sm);z-index:100}.skip-link:focus{left:var(--space-2);color:var(--color-text-inverse)}