@font-face{font-family:'Fraunces';src:url('/assets/fonts/fraunces-600-700-latin.woff2') format('woff2');font-weight:600 700;font-display:swap}
@font-face{font-family:'Space Grotesk';src:url('/assets/fonts/space-grotesk-400-700-latin.woff2') format('woff2');font-weight:400 700;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url('/assets/fonts/jetbrains-mono-400-500-latin.woff2') format('woff2');font-weight:400 500;font-display:swap}
*,*::before,*::after{box-sizing:border-box}
:root{--paper:#f4efe1;--paper-deep:#e9dfca;--ink:#0d1612;--muted:#5f625c;--line:#c9bd9f;--amber:#e8b24a;--amber-text:#8a5e18;--red:#9b3a2f;--green:#355f4c;--sans:'Space Grotesk',sans-serif;--serif:'Fraunces',serif;--mono:'JetBrains Mono',monospace}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.72;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.11'/%3E%3C/svg%3E")}
a{color:var(--amber-text);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:12px;z-index:100;background:var(--ink);color:var(--paper);padding:10px 14px}
.nav{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--ink);background:rgba(244,239,225,.94);backdrop-filter:blur(12px)}
.nav__inner{max-width:1180px;margin:auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{color:var(--ink);display:flex;align-items:center;gap:10px;text-decoration:none}.brand__mark{width:28px;height:28px;display:grid;place-items:center;background:var(--ink);color:var(--paper);font:600 1rem var(--serif)}.brand__name{font-weight:700;letter-spacing:.02em}.brand__name small{display:block;font:500 .48rem var(--mono);letter-spacing:.19em}
.nav__links{display:flex;align-items:center;gap:22px}.nav__links a{color:var(--ink);font:500 .68rem var(--mono);letter-spacing:.06em;text-transform:uppercase;text-decoration:none}.nav__links .nav__cta{padding:10px 14px;background:var(--ink);color:var(--paper)}
.hero{border-bottom:1px solid var(--ink);position:relative}.hero::after{content:'';position:absolute;right:0;top:0;width:22%;height:100%;border-left:1px solid var(--line);background:repeating-linear-gradient(-45deg,transparent 0 12px,rgba(13,22,18,.045) 12px 13px)}
.hero__inner{max-width:1180px;margin:auto;padding:68px 24px 58px;position:relative;z-index:1}.breadcrumb{font:500 .64rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:40px}.breadcrumb a{color:var(--ink)}
.eyebrow{font:500 .66rem var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--amber-text);margin:0 0 16px}.hero h1{max-width:900px;font:650 clamp(2.55rem,6vw,5.7rem)/.98 var(--serif);letter-spacing:-.045em;margin:0 0 24px}.hero__lede{font-size:clamp(1.06rem,2vw,1.3rem);line-height:1.55;max-width:760px;margin:0 0 32px;color:#2b342f}.hero__meta{display:flex;flex-wrap:wrap;gap:12px 30px;font:500 .68rem var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.layout{max-width:1180px;margin:auto;padding:0 24px;display:grid;grid-template-columns:240px minmax(0,760px);gap:80px;justify-content:center}.toc{padding:50px 0;align-self:start;position:sticky;top:57px}.toc__label{font:500 .62rem var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}.toc ol{margin:0;padding:0;list-style:none;border-top:1px solid var(--ink)}.toc li{border-bottom:1px solid var(--line)}.toc a{display:block;padding:10px 0;color:var(--muted);font-size:.78rem;line-height:1.35;text-decoration:none}.toc a:hover{color:var(--ink)}.toc__service{margin-top:26px;border:1px solid var(--ink);padding:17px}.toc__service strong{font:600 1rem var(--serif);display:block;margin-bottom:7px}.toc__service p{font-size:.75rem;line-height:1.45;margin:0 0 12px;color:var(--muted)}.toc__service a{padding:0;color:var(--ink);font:500 .64rem var(--mono);text-transform:uppercase}
.article{padding:50px 0 84px;min-width:0}.answer{border:1px solid var(--ink);border-left:8px solid var(--amber);padding:25px 28px;margin:0 0 44px;background:rgba(255,255,255,.16)}.answer__label{display:block;font:500 .61rem var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px;color:var(--amber-text)}.answer p{margin:0;font-size:1.12rem;line-height:1.58}.article h2{font:650 clamp(1.8rem,3.8vw,2.65rem)/1.08 var(--serif);letter-spacing:-.025em;margin:60px 0 18px;scroll-margin-top:90px}.article h3{font:650 1.25rem/1.25 var(--serif);margin:34px 0 10px}.article p{margin:0 0 22px;color:#343b37}.article strong{color:var(--ink)}
.pullquote{margin:44px -36px;padding:30px 36px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);font:650 clamp(1.5rem,3vw,2.2rem)/1.18 var(--serif);letter-spacing:-.02em;color:var(--ink);position:relative}.pullquote::before{content:'“';position:absolute;left:5px;top:9px;font-size:3rem;color:var(--amber)}
.question-list{margin:28px 0;border-top:1px solid var(--ink)}.question{display:grid;grid-template-columns:46px 1fr;gap:18px;padding:26px 0;border-bottom:1px solid var(--line)}.question__n{font:500 .74rem var(--mono);color:var(--amber-text);padding-top:4px}.question h3{margin:0 0 8px}.question p{margin:0}
.sheet{margin:32px 0;border:1px solid var(--ink);background:rgba(255,255,255,.18)}.sheet__head{display:flex;justify-content:space-between;gap:16px;padding:11px 15px;background:var(--ink);color:var(--paper);font:500 .62rem var(--mono);letter-spacing:.08em;text-transform:uppercase}.sheet__row{display:grid;grid-template-columns:1fr 1.15fr;gap:22px;padding:15px;border-bottom:1px solid var(--line)}.sheet__row:last-child{border-bottom:0}.sheet__row span:first-child{font-weight:650;color:var(--ink)}.sheet__row span:last-child{color:var(--muted)}
.checklist{list-style:none;margin:26px 0;padding:0}.checklist li{position:relative;padding:13px 12px 13px 42px;border-bottom:1px solid var(--line);color:#343b37}.checklist li:first-child{border-top:1px solid var(--line)}.checklist li::before{content:'✓';position:absolute;left:11px;top:12px;width:20px;height:20px;display:grid;place-items:center;background:var(--amber);color:var(--ink);font:700 .75rem var(--mono)}
.warning{margin:32px 0;padding:22px 24px;border:1px solid var(--red);background:rgba(155,58,47,.045)}.warning__label{font:500 .61rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--red)}.warning p:last-child{margin-bottom:0}
.formula-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--ink);border-left:1px solid var(--ink);margin:30px 0}.formula{padding:24px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);min-height:190px}.formula__name{font:650 1.65rem var(--serif);display:block;margin-bottom:9px}.formula__rule{display:block;font:500 .67rem var(--mono);color:var(--amber-text);margin-bottom:16px;text-transform:uppercase}.formula p{font-size:.92rem;line-height:1.55;margin:0}
.example{margin:34px 0;border:1px solid var(--ink);box-shadow:9px 9px 0 var(--paper-deep)}.example__head{padding:13px 18px;border-bottom:1px solid var(--ink);font:500 .64rem var(--mono);letter-spacing:.09em;text-transform:uppercase}.example__body{padding:24px}.example__number{font:650 2.7rem/1 var(--serif);display:block;margin-bottom:9px}.example p:last-child{margin-bottom:0}.example__stress{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.example__stress div{padding:17px}.example__stress div+div{border-left:1px solid var(--line)}.example__stress strong{display:block;font:600 .65rem var(--mono);text-transform:uppercase;margin-bottom:4px}.bad{color:var(--red)}.good{color:var(--green)}
.table-wrap{overflow-x:auto;margin:28px 0;border:1px solid var(--ink)}table{border-collapse:collapse;width:100%;min-width:650px;font-size:.86rem}th,td{padding:14px 15px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}th{background:var(--ink);color:var(--paper);font:500 .61rem var(--mono);letter-spacing:.07em;text-transform:uppercase}tr:last-child td{border-bottom:0}td:first-child{font-weight:650;color:var(--ink)}
.sources{margin-top:58px;padding-top:22px;border-top:1px solid var(--ink)}.sources h2{font:650 1.25rem var(--serif);margin:0 0 12px}.sources ul{padding-left:20px;color:var(--muted)}.sources li{margin-bottom:8px;font-size:.82rem}
.author{margin:44px 0 0;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:54px 1fr;gap:15px;align-items:center}.author__mark{width:54px;height:54px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font:650 1.6rem var(--serif)}.author strong{display:block}.author p{font-size:.78rem;line-height:1.5;margin:3px 0 0;color:var(--muted)}
.cta{border-top:1px solid var(--ink);background:var(--amber);padding:70px 24px}.cta__inner{max-width:900px;margin:auto}.cta__label{font:500 .65rem var(--mono);text-transform:uppercase;letter-spacing:.12em}.cta h2{font:650 clamp(2.2rem,5vw,4.2rem)/1 var(--serif);letter-spacing:-.035em;max-width:760px;margin:15px 0 20px}.cta p{max-width:650px;font-size:1.04rem}.cta__button{display:inline-block;margin-top:14px;padding:15px 19px;background:var(--ink);color:var(--paper);font:500 .7rem var(--mono);text-transform:uppercase;letter-spacing:.06em;text-decoration:none}.cta__button:hover{color:var(--paper)}
.footer{background:var(--ink);color:var(--paper);padding:27px 24px}.footer__inner{max-width:1180px;margin:auto;display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:.75rem}.footer a{color:var(--paper)}
@media(max-width:900px){.layout{grid-template-columns:1fr;gap:0}.toc{position:static;padding:28px 0 0}.toc__service{display:none}.toc ol{display:grid;grid-template-columns:1fr 1fr}.toc li:nth-child(odd){border-right:1px solid var(--line)}.toc a{padding:10px}.article{padding-top:34px}.hero::after{display:none}}
@media(max-width:620px){body{font-size:16px}.nav__links>a:not(.nav__cta){display:none}.nav__inner{padding:12px 16px}.hero__inner{padding:46px 18px 42px}.hero h1{font-size:2.65rem}.hero__meta{display:grid;gap:7px}.layout{padding:0 18px}.toc ol{grid-template-columns:1fr}.toc li:nth-child(odd){border-right:0}.answer{padding:21px 18px}.pullquote{margin:38px 0;padding:25px 20px}.pullquote::before{display:none}.question{grid-template-columns:34px 1fr;gap:10px}.sheet__row{grid-template-columns:1fr;gap:4px}.formula-grid{grid-template-columns:1fr}.formula{min-height:0}.example__stress{grid-template-columns:1fr}.example__stress div+div{border-left:0;border-top:1px solid var(--line)}.footer__inner{display:block}.footer__inner div+div{margin-top:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}