@font-face{font-family:Bricolage Grotesque Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/bricolage-grotesque-vietnamese-wght-normal.BUzh504Q.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Bricolage Grotesque Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/bricolage-grotesque-latin-ext-wght-normal.CcLUaPy7.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Bricolage Grotesque Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/bricolage-grotesque-latin-wght-normal.DLoelf7F.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-cyrillic-ext-wght-normal.DjL33-gN.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-cyrillic-wght-normal.BEAKL7Jp.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-vietnamese-wght-normal.6IgcOCM7.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-latin-ext-wght-normal.DC-KSUi6.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-latin-wght-normal.BgDaEnEv.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-cyrillic-ext-wght-normal.X_5orZeX.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-cyrillic-wght-normal.DiZS0aHC.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-symbols2-wght-normal.CO5SzqOn.woff2)format("woff2-variations");unicode-range:U+2000-2001,U+2004-2008,U+200A,U+23B8-23BD,U+2500-259F}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-vietnamese-wght-normal.DadHysG0.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-latin-ext-wght-normal.Bwz-egvJ.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-latin-wght-normal.XN7g48iV.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--bg:#f2f5f6;--surface:#fff;--surface-2:#e6edf0;--band:#0e1b24;--band-ink:#e6eef2;--band-muted:#9fb3bd;--ink:#0e1b24;--ink-2:#34454f;--muted:#586873;--line:#cfdce1;--primary:#0b5d7a;--cta:#c2410c;--cta-hover:#a8380a;--on-cta:#fff;--heat-cold:#1b7fa6;--heat-mid:#e9a23b;--heat-hot:#d9480f;--radius-card:16px;--radius-input:10px;--radius-pill:999px;--ease-out:cubic-bezier(.23, 1, .32, 1);--ease-in-out:cubic-bezier(.77, 0, .175, 1);--font-display:"Bricolage Grotesque Variable", ui-sans-serif, system-ui, sans-serif;--font-body:"Geist Variable", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono:"Geist Mono Variable", ui-monospace, "Cascadia Mono", Consolas, Menlo, monospace;--shadow:0 1px 2px #0e1b240d, 0 12px 32px -14px #0b5d7a38;--wrap:1200px;--gutter:clamp(16px, 4vw, 40px);--step--1:clamp(.83rem, .8rem + .15vw, .9rem);--step-0:clamp(1rem, .96rem + .2vw, 1.075rem);--step-1:clamp(1.18rem, 1.08rem + .5vw, 1.4rem);--step-2:clamp(1.45rem, 1.25rem + 1vw, 1.95rem);--step-3:clamp(1.85rem, 1.45rem + 2vw, 2.75rem);--step-4:clamp(2.3rem, 1.65rem + 3.2vw, 3.9rem)}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:88px}body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:var(--step-0);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;line-height:1.62}img,svg,canvas{max-width:100%;display:block}h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.022em;text-wrap:balance;margin:0 0 .5em;font-weight:700;line-height:1.08}h1{font-size:var(--step-4)}h2{font-size:var(--step-3)}h3{font-size:var(--step-1);letter-spacing:-.012em}p{text-wrap:pretty;max-width:65ch;margin:0 0 1em}a{color:var(--primary);text-underline-offset:.18em;text-decoration-thickness:1px}.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}.wrap{max-width:var(--wrap);padding-inline:var(--gutter);margin-inline:auto}.skip{z-index:100;background:var(--ink);color:#fff;border-radius:var(--radius-input);padding:10px 14px;position:absolute;top:-60px;left:12px}.skip:focus{top:12px}:focus-visible{outline:2.5px solid var(--primary);outline-offset:3px;border-radius:4px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.btn{border-radius:var(--radius-pill);min-height:46px;font:600 var(--step-0) / 1 var(--font-body);white-space:nowrap;cursor:pointer;transition:background-color .18s ease, border-color .18s ease, color .18s ease, transform .14s var(--ease-out);border:1.5px solid #0000;justify-content:center;align-items:center;gap:.5em;padding:.7em 1.35em;text-decoration:none;display:inline-flex}.btn:active{transform:scale(.97)}.btn--cta{background:var(--cta);color:var(--on-cta)}.btn--ghost{color:var(--ink);border-color:var(--line);background:0 0}@media (hover:hover) and (pointer:fine){.btn--cta:hover{background:var(--cta-hover)}.btn--ghost:hover{border-color:var(--ink)}}.arrow-link{align-items:center;gap:.35em;font-weight:600;text-decoration:none;display:inline-flex}.arrow-link:after{content:"→";transition:transform .18s var(--ease-out)}@media (hover:hover) and (pointer:fine){.arrow-link:hover:after{transform:translate(3px)}}.section{padding-block:clamp(56px,8vw,112px)}.section--tight{padding-block:clamp(40px,5vw,72px)}.band{background:var(--band);color:var(--band-ink)}.band a{color:#7cc6e2}.band h2,.band h3{color:#fff}.lede{font-size:var(--step-1);color:var(--ink-2);line-height:1.5}.eyebrow{font-family:var(--font-mono);font-size:var(--step--1);letter-spacing:.08em;text-transform:uppercase;color:var(--primary);margin:0 0 .9rem}.table-wrap{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:var(--step-0)}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:14px 18px}thead th{font:600 var(--step--1) / 1.3 var(--font-body);color:var(--muted);background:var(--surface-2);white-space:nowrap}tbody tr:last-child td{border-bottom:0}td.num,th.num{text-align:right;white-space:nowrap}.prose{max-width:72ch}.prose h2{font-size:var(--step-2);margin-top:2.2em}.prose h3{margin-top:1.8em}.prose ul,.prose ol{padding-left:1.2em}.prose li{margin-bottom:.45em}.prose li::marker{color:var(--primary)}.prose .table-wrap{margin:1.6em 0}.answer{border-left:3px solid var(--primary);background:var(--surface);border-radius:0 var(--radius-card) var(--radius-card) 0;font-size:var(--step-1);margin:0 0 2em;padding:18px 22px;line-height:1.5}.answer p{margin:0}.note{background:var(--surface-2);border-radius:var(--radius-card);font-size:var(--step--1);color:var(--ink-2);padding:16px 20px}.fact-cite{vertical-align:super;font-size:.72em;line-height:0;font-family:var(--font-mono);margin-left:2px;text-decoration:none}.sources{border-top:1px solid var(--line);font-size:var(--step--1);color:var(--muted);margin-top:3rem;padding-top:1.5rem}.sources ol{padding-left:1.2em}@supports (animation-timeline:view()){@media (prefers-reduced-motion:no-preference){.reveal{animation:linear both reveal-rise view();animation-range:entry cover 22%}}}@keyframes reveal-rise{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}.page-head{border-bottom:1px solid var(--line);padding-block:clamp(40px,6vw,80px) clamp(24px,3vw,40px)}.crumbs{font-size:var(--step--1);color:var(--muted);margin-bottom:1rem}.crumbs ol{flex-wrap:wrap;gap:.4em;margin:0;padding:0;list-style:none;display:flex}.crumbs li+li:before{content:"/";color:var(--line);margin-right:.4em}.crumbs a{color:var(--muted)}.updated{font-family:var(--font-mono);font-size:var(--step--1);color:var(--muted)}.logo[data-astro-cid-f7espo7c]{flex:none}.logo-tank[data-astro-cid-f7espo7c],.logo-heat[data-astro-cid-f7espo7c]{stroke-dasharray:1;stroke-dashoffset:0}@media (prefers-reduced-motion:no-preference){.logo-tank[data-astro-cid-f7espo7c]{animation:draw .9s var(--ease-out) both}.logo-heat[data-astro-cid-f7espo7c]{animation:draw .7s var(--ease-out) .45s both}}@keyframes draw{0%{stroke-dashoffset:1px}to{stroke-dashoffset:0}}.hdr[data-astro-cid-nen7h5rs]{z-index:50;-webkit-backdrop-filter:saturate(1.4)blur(12px);border-bottom:1px solid var(--line);background:#f2f5f6db;position:sticky;top:0}.hdr-row[data-astro-cid-nen7h5rs]{justify-content:space-between;align-items:center;gap:24px;min-height:68px;display:flex}.brand[data-astro-cid-nen7h5rs]{color:var(--ink);font:700 1.12rem / 1 var(--font-display);letter-spacing:-.02em;align-items:center;gap:10px;text-decoration:none;display:inline-flex}.nav-list[data-astro-cid-nen7h5rs]{align-items:center;gap:6px;margin:0;padding:0;list-style:none;display:flex}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:not(.btn){color:var(--ink-2);border-radius:8px;padding:10px 12px;font-weight:500;text-decoration:none;transition:color .16s,background-color .16s;display:inline-block}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{color:var(--ink);background:var(--surface-2)}@media (hover:hover) and (pointer:fine){.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:not(.btn):hover{color:var(--ink)}}.nav-cta[data-astro-cid-nen7h5rs]{margin-left:8px}.nav-toggle[data-astro-cid-nen7h5rs]{display:none}@media (width<=860px){.nav-toggle[data-astro-cid-nen7h5rs]{border:1px solid var(--line);background:var(--surface);cursor:pointer;border-radius:10px;place-items:center;width:44px;height:44px;display:inline-grid}.bars[data-astro-cid-nen7h5rs],.bars[data-astro-cid-nen7h5rs]:before,.bars[data-astro-cid-nen7h5rs]:after{background:var(--ink);content:"";border-radius:2px;width:18px;height:2px;display:block;position:relative}.bars[data-astro-cid-nen7h5rs]:before{position:absolute;top:-6px}.bars[data-astro-cid-nen7h5rs]:after{position:absolute;top:6px}.nav-list[data-astro-cid-nen7h5rs]{padding:12px var(--gutter) 20px;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;display:none;position:absolute;inset:68px 0 auto}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:not(.btn){border-bottom:1px solid var(--line);border-radius:0;padding:14px 4px}.nav-cta[data-astro-cid-nen7h5rs]{margin:16px 0 0}.nav-cta[data-astro-cid-nen7h5rs] .btn[data-astro-cid-nen7h5rs]{width:100%}.nav[data-astro-cid-nen7h5rs][data-open] .nav-list[data-astro-cid-nen7h5rs]{display:flex}}.ftr[data-astro-cid-jo6i4kqk]{margin-top:0;padding-block:64px 32px}.ftr-grid[data-astro-cid-jo6i4kqk]{grid-template-columns:1.6fr repeat(3,1fr);gap:40px;display:grid}.brand[data-astro-cid-jo6i4kqk]{color:#fff;font:700 1.1rem / 1 var(--font-display);align-items:center;gap:10px;margin-bottom:16px;text-decoration:none;display:inline-flex}.ftr-brand[data-astro-cid-jo6i4kqk] p[data-astro-cid-jo6i4kqk]{color:var(--band-muted);font-size:var(--step--1);max-width:38ch}.ftr-title[data-astro-cid-jo6i4kqk]{font:600 var(--step--1) / 1 var(--font-body);letter-spacing:0;color:var(--band-muted);margin-bottom:14px}ul[data-astro-cid-jo6i4kqk]{margin:0;padding:0;list-style:none}li[data-astro-cid-jo6i4kqk]{margin-bottom:10px}.ftr[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:not(.brand){color:var(--band-ink);text-decoration:none}@media (hover:hover) and (pointer:fine){.ftr[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:not(.brand):hover{text-decoration:underline}}.ftr-legal[data-astro-cid-jo6i4kqk]{color:var(--band-muted);border-top:1px solid #ffffff1f;margin-top:48px;padding-top:24px;font-size:.82rem}.ftr-legal[data-astro-cid-jo6i4kqk] p[data-astro-cid-jo6i4kqk]{max-width:90ch}@media (width<=860px){.ftr-grid[data-astro-cid-jo6i4kqk]{grid-template-columns:1fr 1fr}.ftr-brand[data-astro-cid-jo6i4kqk]{grid-column:1/-1}}