:root{
  --bg:#f4f1ea;--paper:#fbf9f4;--ink:#14213d;--ink-soft:#3a4459;--brass:#7d5f33;--brass-light:#d9c39b;--muted:#5c6474;--rule:#ddd5c4;
  --head:Didot,'Bodoni MT','Noto Serif Display','URW Palladio L',P052,Sylfaen,serif;
  --body:Charter,'Bitstream Charter','Sitka Text',Cambria,Georgia,serif;
  --measure:38rem;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:1.0625rem/1.65 var(--body)}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration-color:var(--brass);text-underline-offset:.2em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible{outline:3px solid var(--brass);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.6rem 1rem}
.skip:focus{left:1rem}
.wrap{max-width:68rem;margin:0 auto;padding:0 1rem}
h1,h2,h3{font-family:var(--head);font-weight:400;line-height:1.12;letter-spacing:-.01em;margin:0 0 .6em}
h1{font-size:clamp(2.3rem,7vw,4.2rem)}
h2{font-size:clamp(1.7rem,4.5vw,2.5rem)}
h3{font-size:1.35rem}
p{margin:0 0 1.1em}
.kicker{font:600 .78rem/1.3 var(--body);letter-spacing:.16em;text-transform:uppercase;color:var(--brass);margin-bottom:1rem}

/* top */
.top{border-bottom:1px solid var(--rule)}
.top .wrap{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;align-items:baseline;justify-content:space-between;padding-top:1rem;padding-bottom:1rem}
.mark{font-family:var(--head);font-size:1.25rem;text-decoration:none}
.mark small{display:block;font:.78rem/1.3 var(--body);color:var(--muted);letter-spacing:.03em}
.nav{display:flex;flex-wrap:wrap;gap:.2rem 1.1rem;font-size:.95rem}
.nav a{text-decoration:none;padding:.3rem 0}
.nav a[aria-current]{border-bottom:1px solid var(--brass)}

/* hero */
.hero{padding:3rem 0 2.5rem;display:grid;gap:2rem}
.hero .lede{font-size:1.2rem;color:var(--ink-soft);max-width:var(--measure)}
.disclosure{border-left:2px solid var(--brass);padding:.3rem 0 .3rem 1rem;color:var(--muted);font-size:.98rem;max-width:var(--measure)}
.disclosure a{color:var(--ink)}
.window{max-width:22rem;justify-self:center}
.btn{display:inline-block;background:var(--ink);color:var(--paper);text-decoration:none;padding:.85rem 1.4rem;border-radius:2px;font-size:1rem;letter-spacing:.02em}
.btn:hover{background:#0a1530}
.btn-line{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--paper)}
.actions{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;margin-top:1.5rem}

/* sections */
.band{padding:3.5rem 0;border-top:1px solid var(--rule)}
.band.paper{background:var(--paper)}
.cols{display:grid;gap:2rem}
.prose{max-width:var(--measure)}
.note{font-size:.9rem;color:var(--muted)}
.signs{list-style:none;padding:0;margin:0;display:grid;gap:0}
.signs li{border-top:1px solid var(--rule);padding:1rem 0 1rem 2.4rem;position:relative}
.signs li::before{content:"";position:absolute;left:0;top:1.55rem;width:1.4rem;height:1px;background:var(--brass)}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:1.5rem}
.steps li{counter-increment:s;padding-left:3rem;position:relative}
.steps li::before{content:counter(s,upper-roman);position:absolute;left:0;top:0;font-family:var(--head);font-size:1.6rem;color:var(--brass)}
.steps h3{margin-bottom:.3em}
.margin{font-size:.92rem;color:var(--muted);border-top:1px solid var(--brass-light);padding-top:.8rem}
blockquote{margin:2rem 0;padding:0 0 0 1.2rem;border-left:2px solid var(--brass);font-family:var(--head);font-size:1.4rem;line-height:1.35}
.portrait{border:1px solid var(--rule);padding:.5rem;background:var(--paper);max-width:18rem}
.video{display:block;max-width:30rem;text-decoration:none;border:1px solid var(--rule);background:var(--paper)}
.video span{display:block;padding:.8rem 1rem;font-size:.95rem}
details{border-top:1px solid var(--rule);padding:1rem 0}
details:last-of-type{border-bottom:1px solid var(--rule)}
summary{cursor:pointer;font-family:var(--head);font-size:1.2rem}
details p{margin:.8rem 0 0}
.acute{background:var(--paper);border:1px solid var(--rule);padding:1rem 1.2rem;font-size:.92rem;color:var(--ink-soft);max-width:var(--measure)}
.crumb{font-size:.9rem;color:var(--muted);padding-top:1.5rem}

/* footer */
.foot{background:var(--ink);color:#e9e4d8;padding:3rem 0 6rem;margin-top:0;font-size:.93rem}
.foot a{color:#fff;text-decoration-color:var(--brass-light)}
.foot h2{font-size:1.25rem;color:#fff}
.foot .cols{gap:1.5rem}
.foot small{color:#b9b3a6}

/* sticky (mobil) */
.sticky{position:fixed;left:0;right:0;bottom:0;background:var(--paper);border-top:1px solid var(--rule);padding:.6rem 1rem;display:flex;gap:.8rem;align-items:center;justify-content:space-between;font-size:.88rem;z-index:5}
.sticky .btn{padding:.6rem 1rem;font-size:.92rem;white-space:nowrap}

@media (min-width:48rem){
  .hero{grid-template-columns:1.6fr 1fr;align-items:center;padding:5rem 0 4rem}
  .cols{grid-template-columns:1fr 1.6fr}
  .cols.even{grid-template-columns:1fr 1fr}
  .foot .cols{grid-template-columns:1.4fr 1fr 1fr}
  .sticky{display:none}
  .foot{padding-bottom:3rem}
}
@media (prefers-reduced-motion:no-preference){a,.btn{transition:background-color .15s,color .15s}}

.hero.solo{grid-template-columns:1fr}
.mt{margin-top:2rem}

/* faq */
.faq details{padding:0}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:1rem 0}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--head);font-size:1.6rem;line-height:1;color:var(--brass)}
.faq details[open] summary::after{content:"\2212"}
.faq details[open] summary{border-bottom:1px solid var(--brass-light)}
.faq details p{margin:.9rem 0 1.2rem}
.faq details:last-child{border-bottom:1px solid var(--rule)}