:root{
  --paper:#f5f4f1;
  --white:#fff;
  --ink:#141414;
  --grey:#6d6d6d;
  --line:#dcdad5;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --display:'Inter Tight',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--mono);font-size:16px;line-height:1.65}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}

/* nav */
header{position:sticky;top:0;z-index:10;background:rgba(245,244,241,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;gap:26px;height:60px;overflow-x:auto}
.logo{font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:.04em;margin-right:auto;text-decoration:none}
nav a:not(.logo){text-decoration:none;font-size:13px;letter-spacing:.1em;white-space:nowrap}
nav a:not(.logo):hover,nav a[aria-current]{text-decoration:underline;text-underline-offset:5px}

main{min-height:60vh}
section{padding:72px 0}
h1{font-family:var(--display);font-weight:800;font-size:clamp(32px,4.4vw,54px);line-height:1.05;letter-spacing:-.01em;margin-bottom:20px}
h2{font-family:var(--display);font-weight:800;font-size:clamp(26px,3.2vw,40px);margin-bottom:16px}
.sub{color:var(--grey);max-width:62ch;margin-bottom:44px}

/* rows */
.rows{border-top:1px solid var(--line)}
.row{display:flex;justify-content:space-between;gap:24px;align-items:baseline;padding:24px 0;border-bottom:1px solid var(--line)}
.row b{font-weight:700}
.row span{white-space:nowrap}

/* grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid figure{aspect-ratio:3/4;background:#e6e4df;overflow:hidden}
.grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.grid figure:hover img{transform:scale(1.03)}
.grid .wide{grid-column:span 2;aspect-ratio:auto}

/* buttons */
.cta{display:inline-block;background:var(--ink);color:var(--white);padding:16px 30px;text-decoration:none;font-size:13px;letter-spacing:.12em;text-transform:lowercase}
.cta:hover{opacity:.85}

/* steps */
.steps{border-top:1px solid var(--line)}
.step{display:grid;grid-template-columns:64px 1fr;gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}
.num{width:44px;height:44px;border:1px solid var(--ink);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}
.step h3{font-family:var(--display);font-size:19px;margin-bottom:8px}
.step p{color:var(--grey)}

/* terms list */
.terms{border-top:1px solid var(--line);padding-top:28px;color:var(--grey)}
.terms li{list-style:none;padding:8px 0 8px 26px;position:relative}
.terms li::before{content:"—";position:absolute;left:0;color:var(--ink)}

/* faq */
details{border-bottom:1px solid var(--line)}
summary{cursor:pointer;padding:20px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";font-weight:400}
details[open] summary::after{content:"–"}
details p{color:var(--grey);padding:0 0 20px;max-width:70ch}

/* footer */
footer{border-top:1px solid var(--line);padding:36px 0;font-size:13px;color:var(--grey)}
footer .cols{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a{color:var(--grey)}

@media(max-width:820px){
  .grid{grid-template-columns:repeat(2,1fr)}
  section{padding:52px 0}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}

/* portfolio series (photo-book layout) */
.series{columns:3 260px;column-gap:28px;margin-bottom:8px}
.series figure{break-inside:avoid;margin:0 0 28px;background:#e6e4df}
.series img{width:100%;height:auto;display:block}
.series-sep{border:0;border-top:1px solid var(--line);margin:64px 0}
@media(max-width:600px){.series{columns:2 150px}}

/* articles */
.article-body p{margin-bottom:18px;max-width:70ch}
.article-body h2{font-size:22px;margin:36px 0 12px}