:root{
  --paper:#F6F7F9; --white:#fff; --ink:#16213A; --muted:#55607A;
  --pen:#C8202F; --rule:#D5D9E2; --tint:#ECEEF3;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font:18px/1.65 var(--serif)}
a{color:inherit}
:focus-visible{outline:3px solid var(--pen);outline-offset:3px}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:var(--white);padding:.5rem 1rem;z-index:9}

.top{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding:1.1rem clamp(1.25rem,5vw,4rem);border-bottom:1px solid var(--rule)}
.brand{font:600 1.35rem var(--serif);text-decoration:none;letter-spacing:-.01em}
.brand b{color:var(--pen)}
.top nav{display:flex;gap:1.5rem;align-items:center;flex-wrap:wrap;font:.95rem var(--sans)}
.top nav a{text-decoration:none;color:var(--muted)}
.top nav a:hover{color:var(--ink)}

.btn{display:inline-block;background:var(--ink);color:var(--white)!important;border:0;border-radius:3px;padding:.8rem 1.4rem;font:500 1rem var(--sans);text-decoration:none;cursor:pointer}
.btn:hover{background:#0c1426}
.btn.small{padding:.5rem 1rem;font-size:.9rem}
.link{font:1rem var(--sans);color:var(--ink);text-underline-offset:4px}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,6vw,5rem);align-items:center;padding:clamp(3rem,8vw,6rem) clamp(1.25rem,5vw,4rem)}
.kicker{font:.95rem var(--sans);color:var(--muted);margin:0 0 1rem}
h1{font:600 clamp(2.6rem,6vw,4.6rem)/1.05 var(--serif);letter-spacing:-.02em;margin:0 0 1.25rem}
.lead{max-width:34em;color:var(--muted);margin:0 0 2rem}
.actions{display:flex;gap:1.5rem;align-items:center;flex-wrap:wrap}

.proof{margin:0;background:var(--white);border:1px solid var(--rule);padding:2.5rem 2rem 1.5rem;box-shadow:6px 6px 0 var(--tint);transform:rotate(-1deg)}
.sheet{font-size:1.35rem;line-height:2.7;margin:0}
.fix{position:relative;display:inline-block}
.fix del{color:var(--pen);text-decoration-thickness:2px}
.fix ins{position:absolute;left:0;top:-1.35em;text-decoration:none;color:var(--pen);font:italic 600 .85rem/1 var(--sans);white-space:nowrap}
.fix::after{content:"";position:absolute;left:0;right:0;bottom:.15em;height:0}
.proof figcaption{font:.85rem var(--sans);color:var(--muted);border-top:1px solid var(--rule);margin-top:1rem;padding-top:.75rem}
.proof .sheet .fix del{animation:strike .7s .4s both}
@keyframes strike{from{text-decoration-color:transparent}to{text-decoration-color:var(--pen)}}

.cert{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;padding:1.5rem clamp(1.25rem,5vw,4rem);border-block:1px solid var(--rule);background:var(--white);font:.95rem/1.5 var(--sans);color:var(--muted)}
.cert p{margin:0}.cert strong{color:var(--pen);font:600 1.15rem var(--serif)}

.block{padding:clamp(3rem,7vw,5.5rem) clamp(1.25rem,5vw,4rem)}
.block.alt{background:var(--white);border-block:1px solid var(--rule)}
h2{font:600 clamp(1.8rem,3.5vw,2.5rem)/1.15 var(--serif);letter-spacing:-.01em;margin:0 0 2rem}
h3{font:600 1.25rem var(--serif);margin:0 0 .5rem}

.rows article{display:grid;grid-template-columns:16rem 1fr;gap:2rem;padding:1.5rem 0;border-top:1px solid var(--rule)}
.rows article:last-child{border-bottom:1px solid var(--rule)}
.rows p,.supports{margin:0;max-width:40em}
.supports{margin-top:1.5rem;color:var(--muted);font-size:1rem}

.two{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.two p{margin:0;max-width:34em}
.timeline{list-style:none;margin:0;padding:0 0 0 1.25rem;border-left:2px solid var(--pen);font:.95rem/1.5 var(--sans)}
.timeline li{padding:0 0 1.1rem}
.timeline span{display:block;font:600 .85rem var(--sans);color:var(--pen)}

.refs{list-style:none;margin:0;padding:0;columns:2;column-gap:3rem}
.refs li{break-inside:avoid;padding:.7rem 0;border-top:1px solid var(--rule);font-size:1rem}

blockquote{margin:0 0 1.5rem;font:italic 1.6rem/1.4 var(--serif);max-width:26em}
blockquote cite{display:block;margin-top:.5rem;font:normal .9rem var(--sans);color:var(--muted)}
.wide{max-width:40em;margin:0}

.contact{display:grid;grid-template-columns:1fr 1fr;gap:3rem}
.contact p{max-width:30em}
address{font-style:normal;line-height:2;margin-top:1.5rem}
form{display:grid;gap:1rem;font:.95rem var(--sans)}
label{display:grid;gap:.35rem;color:var(--muted)}
input,select,textarea{font:1rem var(--sans);padding:.65rem .75rem;border:1px solid var(--rule);border-radius:3px;background:var(--white);color:var(--ink)}
input:invalid:not(:placeholder-shown){border-color:var(--pen)}
.note{margin:0;color:var(--muted)}

footer{padding:2rem clamp(1.25rem,5vw,4rem);border-top:1px solid var(--rule);font:.85rem/1.6 var(--sans);color:var(--muted)}
footer p{margin:.2rem 0}

@media (max-width:820px){
  .hero,.two,.contact,.cert{grid-template-columns:1fr}
  .rows article{grid-template-columns:1fr;gap:.5rem}
  .refs{columns:1}
  .proof{transform:none}
}