:root{--paper:#F4F1EA;--sand:#EAE4D8;--sand2:#DDD5C5;--white:#FFFFFF;--ink:#1C1B1A;--ink2:#5B5854;--ink3:#6F6A62;--line:#E4DED2;--line2:rgba(28,27,26,.12);--green:#2FD48F;--green2:#22C27F;--green-ink:#0E6B47;--green-tint:#E2F7EC;--amber-ink:#B8681A;--r:16px;--r-lg:24px;--sh:0 1px 2px rgba(28,27,26,.05),0 16px 36px -16px rgba(28,27,26,.24);--display:'Archivo',system-ui,sans-serif;--body:'Figtree',system-ui,sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace;--wrap:1180px;--gut:clamp(16px,4vw,40px);color-scheme:light}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
svg{display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
header{position:sticky;top:0;z-index:50;background:rgba(244,241,234,.86);-webkit-backdrop-filter:saturate(1.3) blur(12px);backdrop-filter:saturate(1.3) blur(12px);box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:800;letter-spacing:.08em;font-size:20px;text-decoration:none}
.brand svg{width:34px;height:34px}
.nav-links{display:flex;gap:26px;margin-left:14px;font-weight:600;font-size:15.5px}
.nav-links a{position:relative;padding:6px 0;text-decoration:none}
.nav-links a::after{content:'';position:absolute;left:0;right:0;bottom:1px;height:2px;border-radius:2px;background:var(--green);transform:scaleX(0);transform-origin:left;transition:transform .25s cubic-bezier(.2,.8,.2,1)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;padding:13px 20px;font-weight:700;font-size:15px;line-height:1;white-space:nowrap;text-decoration:none;transition:transform .18s,background .18s}
.btn:hover{transform:translateY(-2px)}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ink::after{content:'→';content:'→' / ''}
@media(max-width:900px){.nav-links{display:none}.nav{height:66px}}
.nav-right .btn .short{display:none}
@media(max-width:560px){.nav-right .btn .long{display:none}.nav-right .btn .short{display:inline}}
@media(max-width:400px){.brand{font-size:18px}.brand svg{width:30px;height:30px}.nav-right .btn{padding:11px 14px;font-size:14px}.nav-right .btn::after{content:none}}
.hero{padding:clamp(44px,6vw,80px) 0 clamp(28px,4vw,44px)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink2);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--green)}
h1{font-family:var(--display);font-weight:900;font-stretch:104%;letter-spacing:-.022em;line-height:1;font-size:clamp(36px,5vw,64px);margin-top:16px;max-width:16ch}
.meta{margin-top:18px;font-family:var(--mono);font-size:13px;color:var(--ink2)}
.summary{margin-top:28px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 28px;box-shadow:var(--sh);max-width:820px}
.summary h2{font-family:var(--display);font-weight:800;font-size:19px;letter-spacing:-.01em;margin-bottom:12px}
.summary ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.summary li{padding-left:28px;position:relative;color:var(--ink2);font-size:16px}
.summary li::before{content:'✓';position:absolute;left:0;top:3px;width:18px;height:18px;border-radius:50%;background:var(--green-tint);color:var(--green-ink);font-size:11px;font-weight:800;display:grid;place-items:center}
.summary p.note{margin-top:14px;font-size:13.5px;color:var(--ink3)}
.body{display:grid;grid-template-columns:250px 1fr;gap:clamp(28px,5vw,72px);padding-top:clamp(28px,4vw,48px);padding-bottom:clamp(72px,9vw,120px);align-items:start}
.toc{position:sticky;top:96px;font-size:14.5px;max-height:calc(100vh - 110px);overflow:auto}
.toc h2{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3);font-weight:500;margin-bottom:12px}
.toc ol{list-style:none;display:flex;flex-direction:column;gap:2px}
.toc a{display:block;padding:6px 10px;border-radius:8px;color:var(--ink2);text-decoration:none;border-left:2px solid transparent}
.toc a:hover{color:var(--ink);background:var(--white)}
.toc a.on{color:var(--ink);border-left-color:var(--green);background:var(--white)}
article{max-width:760px}
article h2{font-family:var(--display);font-weight:900;font-stretch:104%;letter-spacing:-.018em;font-size:clamp(24px,2.6vw,32px);line-height:1.1;margin:52px 0 16px;padding-top:6px}
article h2:first-child{margin-top:0}
article h3{font-family:var(--display);font-weight:800;font-size:18px;letter-spacing:-.01em;margin:26px 0 8px}
article p{color:var(--ink2);margin:0 0 14px}
article p strong,article li strong{color:var(--ink);font-weight:700}
article ul,article ol{margin:0 0 16px 22px;color:var(--ink2)}
article li{margin-bottom:8px}
article li::marker{color:var(--green-ink);font-weight:700}
article table{width:100%;border-collapse:collapse;margin:8px 0 20px;font-size:15px}
article th,article td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line);color:var(--ink2)}
article th{color:var(--ink);font-weight:700;background:var(--white)}
article .callout{background:var(--green-tint);border-radius:14px;padding:16px 18px;margin:0 0 18px;color:var(--ink)}
article .callout p{color:var(--ink);margin:0}
article a{color:var(--green-ink);text-decoration:underline;text-underline-offset:2px}
article .k{font-family:var(--mono);font-size:13px;color:var(--ink3)}
footer{background:var(--sand);padding:60px 0 36px}
.foot{display:grid;grid-template-columns:1.4fr .9fr .9fr 1.1fr;gap:36px}
.foot .h4{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink2);margin-bottom:14px;font-weight:500}
.foot a{display:block;font-size:15px;color:var(--ink2);padding:4px 0;text-decoration:none}
.foot a:hover{color:var(--ink)}
.foot .tag-line{font-size:15px;color:var(--ink2);margin-top:14px;max-width:34ch}
.bigmark{margin-top:48px;display:flex;align-items:center;justify-content:center;gap:.16em;font-family:var(--display);font-weight:900;font-size:clamp(32px,10vw,150px);letter-spacing:-.02em;line-height:1;color:#DCD3C2;user-select:none;font-stretch:104%}
.bigmark svg{width:1.6em;height:1.6em;flex:none}
.legal{margin-top:40px;padding-top:22px;border-top:1px solid rgba(28,27,26,.12);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--ink2)}
.legal a{color:inherit;text-decoration:none}
.legal a[aria-current]{color:var(--ink);font-weight:600}
@media(max-width:980px){.body{grid-template-columns:1fr}.toc{position:static;background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:16px}.toc ol{display:grid;grid-template-columns:1fr 1fr;gap:2px 10px}.foot{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.toc ol{grid-template-columns:1fr}.foot{grid-template-columns:1fr}h1{max-width:none}}
@media print{header,footer,.toc,.summary p.note{display:none}body{background:#fff;font-size:12pt}.body{display:block}article{max-width:none}article h2,article h3{break-after:avoid}}