:root{--paper:#f5f5f7;--surface:#fff;--ink:#1d1d1f;--mute:#6e6e73;--line:#00000014;--accent:#00757a;--accent-soft:#4fe9f0;--abyss:#0d1b2a;--font:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;--font-round:ui-rounded, "SF Pro Rounded", var(--font);--wrap:1080px;--gutter:clamp(20px, 5vw, 40px);--radius:28px}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}html.lenis,html.lenis body{height:auto}html.lenis{scroll-behavior:auto}.lenis.lenis-stopped{overflow:hidden}body{background:var(--paper);color:var(--ink);font-family:var(--font);letter-spacing:-.022em;-webkit-font-smoothing:antialiased;margin:0;font-size:17px;line-height:1.47}img{max-width:100%;height:auto;display:block}a{color:var(--accent);text-decoration:none;transition:color .6s}a:hover{text-decoration:underline}:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:8px}.wrap{width:min(100% - 2 * var(--gutter), var(--wrap));margin-inline:auto}h1,h2,h3{letter-spacing:-.03em;text-wrap:balance;margin:0;font-weight:600;line-height:1.07}h1{letter-spacing:-.045em;font-size:clamp(44px,8.4vw,88px);font-weight:700}h2{font-size:clamp(32px,5.2vw,56px)}h3{letter-spacing:-.02em;font-size:clamp(21px,2.4vw,26px);line-height:1.15}p{text-wrap:pretty;margin:0}.lead{color:var(--mute);letter-spacing:-.015em;font-size:clamp(19px,2.2vw,24px);line-height:1.33}.mute{color:var(--mute)}section{padding-block:clamp(64px,11vw,136px)}[id]{scroll-margin-top:88px}.glass{backdrop-filter:blur(24px)saturate(180%);background:#ffffff9e;border:1px solid #ffffffb3;box-shadow:inset 0 1px #ffffffe6,inset 0 -1px #ffffff40,0 1px 2px #0d1b2a0a,0 18px 50px -18px #0d1b2a38}@media (prefers-reduced-transparency:reduce){.glass{backdrop-filter:none;background:#fffffff5}}.button{letter-spacing:-.02em;border-radius:999px;justify-content:center;align-items:center;gap:8px;min-height:48px;padding:0 24px;font-size:17px;font-weight:500;transition:transform .2s,background-color .2s;display:inline-flex}.button:hover{text-decoration:none}.button:active{transform:scale(.97)}.button.primary{background:var(--ink);color:#fff}.button.primary:hover{background:#000}.button.quiet{color:var(--ink)}.nav{z-index:50;border-radius:999px;justify-content:space-between;align-items:center;gap:12px;width:min(100% - 28px,860px);padding:8px 8px 8px 20px;display:flex;position:fixed;top:14px;left:50%;translate:-50%}.nav:after{content:"";background:var(--accent);transform-origin:0;height:2px;transform:scaleX(var(--progress,0));opacity:.85;border-radius:2px;transition:background-color .6s;position:absolute;bottom:5px;left:22px;right:22px}.nav .brand{color:var(--ink);letter-spacing:-.03em;align-items:center;gap:9px;font-size:18px;font-weight:600;display:inline-flex}.nav .brand:hover{text-decoration:none}.nav .brand svg{width:22px;height:22px}.nav ul{gap:2px;margin:0;padding:0;list-style:none;display:flex}.nav ul a{color:var(--ink);border-radius:999px;padding:8px 13px;font-size:15px;display:block}.nav ul a:hover{background:#0000000f;text-decoration:none}.nav ul a[aria-current=page]{background:#00000012}.menu{display:none}.menu summary{cursor:pointer;border-radius:50%;place-content:center;gap:6px;width:44px;height:44px;list-style:none;display:grid}.menu summary::-webkit-details-marker{display:none}.menu summary span{background:var(--ink);border-radius:2px;width:18px;height:2px;transition:transform .25s;display:block}.menu[open] summary span:first-child{transform:translateY(4px)rotate(45deg)}.menu[open] summary span:last-child{transform:translateY(-4px)rotate(-45deg)}.menu .sheet{background:#fff;border-radius:26px;padding:10px;display:grid;position:absolute;top:calc(100% + 10px);left:0;right:0}.menu .sheet a{min-height:52px;color:var(--ink);border-radius:16px;align-items:center;padding:0 16px;font-size:19px;font-weight:500;display:flex}.menu .sheet a:active,.menu .sheet a[aria-current=page]{background:#0000000f;text-decoration:none}@media (width<=680px){.nav{padding:6px 6px 6px 18px}.nav .links{display:none}.menu{display:block}}.footer{border-top:1px solid var(--line);color:var(--mute);padding-block:40px 56px;font-size:14px}.footer .row{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:14px 28px;display:flex}.footer nav{flex-wrap:wrap;gap:6px 22px;display:flex}.footer a{color:var(--ink)}.footer small{max-width:70ch;margin-top:18px;font-size:12px;line-height:1.5;display:block}.doc{padding-top:clamp(120px,16vw,168px);padding-bottom:96px}.doc .wrap{max-width:720px}.doc h1{font-size:clamp(40px,6vw,64px)}.doc .updated{color:var(--mute);margin-top:14px;font-size:15px}.doc .lead{margin-top:20px}.doc article{gap:40px;margin-top:56px;display:grid}.doc article h2{letter-spacing:-.02em;margin-bottom:12px;font-size:24px}.doc article p+p{margin-top:12px}.doc article p{color:#333336;max-width:68ch}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}