/* ============================================================
   "Sheet" — an architecture practice as a set of drawings.
   Tokens first. Change these five colours and two faces and
   the whole site follows.
   ============================================================ */

:root{
  /* Sampled from Sofie's own work — see README.
     paper/paper-2  the presentation sheets and the balsa model tone
     ink            the black of the portrait silhouette and the model fins
     fog            the umber grey of the model photographs, darkened to stay legible
     signal         the terracotta of the Arched Hall model, straight off the sheet */
  --paper:#EEEBE4;
  --paper-2:#E3DED4;
  --ink:#1C1815;
  --fog:#6E6759;
  --rule:#D8D3C8;
  --signal:#9E412C;

  --sans:"Schibsted Grotesk",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --mono:"DM Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;

  --t-xs:clamp(.66rem,.635rem+.11vw,.72rem);
  --t-sm:clamp(.8rem,.775rem+.12vw,.86rem);
  --t-md:clamp(.98rem,.945rem+.18vw,1.06rem);
  --t-lg:clamp(1.14rem,1.02rem+.55vw,1.44rem);
  --t-xl:clamp(1.6rem,1.25rem+1.7vw,2.7rem);
  --t-2xl:clamp(2.2rem,1.35rem+4vw,4.6rem);
  --t-name:clamp(2.9rem,.9rem+11vw,10rem);

  --gut:clamp(20px,4.5vw,64px);
  --sec:clamp(72px,10vw,156px);
  --max:1560px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:74px}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:var(--t-md);line-height:1.55;
  font-synthesis-weight:none;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{margin:0;font-weight:400;letter-spacing:-.03em;line-height:1.03}
p{margin:0}
ul,ol,dl,dd{margin:0;padding:0}
li{list-style:none}
a{color:inherit;text-decoration:none}
b,strong{font-weight:500}
::selection{background:var(--signal);color:var(--paper)}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px}

.skip{position:absolute;left:-9999px;top:8px;background:var(--ink);color:var(--paper);padding:10px 16px;z-index:99}
.skip:focus{left:8px}

/* wall-label / title-block type, reused everywhere */
.label{font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em;text-transform:uppercase;line-height:1.5}
.label dt{color:var(--fog)}
.label dd{margin:0}

/* ── top bar ─────────────────────────────────────────────── */
.bar{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px var(--gut);
  background:color-mix(in srgb,var(--paper) 88%,transparent);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--rule);
}
.bar__name{font-size:var(--t-sm);letter-spacing:-.005em;white-space:nowrap}
.bar__nav{display:flex;gap:clamp(12px,2.4vw,32px);font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em;text-transform:uppercase}
.bar__nav a{color:var(--fog);padding-block:4px;transition:color .18s}
.bar__nav a:hover,.bar__nav a:focus-visible,.bar__nav a[aria-current]{color:var(--ink)}

/* ── hero, as a drawing title block ──────────────────────── */
.hero{max-width:var(--max);margin-inline:auto;padding:clamp(50px,9vw,124px) var(--gut) clamp(44px,6vw,88px)}
.hero__name{font-size:var(--t-name);line-height:.85;letter-spacing:-.045em;display:flex;flex-direction:column}
.hero__name span:last-child{padding-left:.06em}
.hero__block{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));
  gap:14px clamp(18px,3vw,44px);
  margin-top:clamp(34px,5vw,60px);padding-top:16px;border-top:1px solid var(--rule);
}
.hero__lede{font-size:var(--t-lg);line-height:1.42;max-width:46ch;margin-top:clamp(30px,4vw,48px);letter-spacing:-.012em}
.hero__down{
  display:inline-flex;align-items:center;gap:10px;margin-top:clamp(36px,5vw,68px);
  font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.12em;text-transform:uppercase;
  border-bottom:1px solid var(--rule);padding-bottom:6px;transition:color .18s,border-color .18s;
}
.hero__down:hover{color:var(--signal);border-color:var(--signal)}
.hero__down i{font-style:normal;transition:transform .25s}
.hero__down:hover i{transform:translateY(3px)}

/* ── section shell ───────────────────────────────────────── */
.section{max-width:var(--max);margin-inline:auto;padding:var(--sec) var(--gut)}
.head{
  display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 24px;
  padding-bottom:18px;margin-bottom:clamp(38px,5vw,68px);border-bottom:1px solid var(--rule);
}
.head h2{font-size:var(--t-xl);letter-spacing:-.035em}
.head__meta{font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em;text-transform:uppercase;color:var(--fog)}

/* ── project grid, photo cross-fades to plan on hover ────── */
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(50px,7vw,116px) clamp(20px,2.5vw,36px);align-items:start}
.work{margin:0}
.work__media{position:relative;display:block;background:var(--paper-2);overflow:hidden;box-shadow:inset 0 0 0 1px var(--rule)}
.work__media img{width:100%}
.work__plan{position:absolute;inset:0;height:100%;object-fit:cover;opacity:0;transition:opacity .5s ease}
.work__media:hover .work__plan,.work__media:focus-visible .work__plan{opacity:1}
.work__tag{
  position:absolute;left:0;bottom:0;
  font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.14em;text-transform:uppercase;
  background:var(--signal);color:var(--paper);padding:5px 10px;
  opacity:0;transform:translateY(100%);transition:opacity .3s,transform .3s;
}
.work__media:hover .work__tag,.work__media:focus-visible .work__tag{opacity:1;transform:none}
.work figcaption{display:grid;grid-template-columns:auto 1fr;gap:3px 14px;margin-top:14px;padding-top:10px;border-top:1px solid var(--rule)}
.work__no{color:var(--signal);grid-row:span 2;font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em}
.work__title{font-size:var(--t-md);letter-spacing:-.012em}
.work__meta{font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.06em;text-transform:uppercase;color:var(--fog)}

.work:nth-child(1){grid-column:1/8}
.work:nth-child(2){grid-column:9/13;margin-top:clamp(0px,9vw,150px)}

/* ── project index (signature) ───────────────────────────── */
.cl{border-top:1px solid var(--rule)}
.cl li{border-bottom:1px solid var(--rule)}
.cl a{
  display:grid;align-items:baseline;
  grid-template-columns:52px minmax(0,1.25fr) minmax(0,1fr) minmax(0,1fr) 132px;
  gap:6px 18px;padding:17px 0;
  font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.07em;text-transform:uppercase;
  transition:padding-left .3s cubic-bezier(.2,.7,.2,1);
}
.cl a:hover,.cl a:focus-visible{padding-left:18px}
.cl__no{color:var(--fog);transition:color .2s}
.cl a:hover .cl__no{color:var(--signal)}
.cl__title{font-family:var(--sans);font-size:var(--t-md);letter-spacing:-.012em;text-transform:none}
.cl__prog,.cl__loc,.cl__st{color:var(--fog)}
.cl__st{text-align:right}

.peek{position:fixed;top:0;left:0;z-index:60;pointer-events:none;width:clamp(230px,23vw,360px);opacity:0;transition:opacity .22s ease}
.peek.is-on{opacity:1}
.peek img{width:100%;background:var(--paper-2);box-shadow:0 0 0 1px var(--rule)}

/* ── about ───────────────────────────────────────────────── */
.about{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,.45fr);gap:clamp(28px,5vw,84px);align-items:start}
.about .prose{max-width:58ch}
.about__portrait{margin:0}
.about__portrait img{width:100%;background:var(--paper-2);box-shadow:0 0 0 1px var(--rule)}

/* ── prose ───────────────────────────────────────────────── */
.prose{max-width:64ch}
.prose p{font-size:var(--t-lg);line-height:1.55;letter-spacing:-.012em}
.prose p+p{margin-top:1.05em}
.prose p:first-child{font-size:var(--t-md);line-height:1.6;letter-spacing:0;max-width:54ch}
.facts{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px clamp(20px,3vw,44px);
  margin-top:clamp(44px,6vw,80px);padding-top:18px;border-top:1px solid var(--rule);
}

/* ── awards / dated list ─────────────────────────────────── */
.cv{border-top:1px solid var(--rule)}
.cv li{display:grid;grid-template-columns:88px 1fr;gap:5px 20px;padding:15px 0;border-bottom:1px solid var(--rule)}
.cv__yr{font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em;color:var(--fog);padding-top:.28em}

/* ── questions ───────────────────────────────────────────── */
.qa{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(30px,4vw,54px) clamp(28px,4vw,70px)}
.qa article{max-width:47ch}
.qa h3{font-size:var(--t-md);font-weight:500;letter-spacing:-.012em;margin-bottom:9px}
.qa p{color:#3B342C;line-height:1.62}

/* ── contact ─────────────────────────────────────────────── */
.contact__h{font-size:var(--t-xl);letter-spacing:-.035em;color:var(--fog)}
.contact__mail{display:inline-block;margin-top:clamp(12px,2vw,22px);font-size:var(--t-2xl);letter-spacing:-.045em;line-height:1;word-break:break-word;transition:color .2s}
.contact__mail:hover{color:var(--signal)}
.contact__label{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px clamp(20px,3vw,44px);
  margin-top:clamp(44px,6vw,84px);padding-top:18px;border-top:1px solid var(--rule);
}
.contact__label a{border-bottom:1px solid var(--rule)}
.contact__label a:hover{color:var(--signal);border-color:var(--signal)}

/* ── footer ──────────────────────────────────────────────── */
.foot{
  max-width:var(--max);margin-inline:auto;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  padding:24px var(--gut) 40px;border-top:1px solid var(--rule);
  font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.07em;color:var(--fog);
}
.foot a:hover{color:var(--ink)}

/* ════════════════════════════════════════════════════════════
   PROJECT PAGE
   ════════════════════════════════════════════════════════════ */
.pj{max-width:var(--max);margin-inline:auto;padding:clamp(26px,4vw,52px) var(--gut) 0}
.crumb{font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em;text-transform:uppercase;color:var(--fog)}
.crumb a:hover{color:var(--ink)}
.crumb span{padding-inline:8px}
.pj__title{font-size:var(--t-2xl);letter-spacing:-.042em;margin-top:clamp(18px,3vw,34px);max-width:16ch}
.pj__lead{font-size:var(--t-lg);line-height:1.45;letter-spacing:-.012em;max-width:50ch;margin-top:clamp(18px,2.5vw,30px);color:#3B342C}
.pj__hero{margin-top:clamp(34px,5vw,64px)}
.pj__hero img{width:100%;background:var(--paper-2);box-shadow:0 0 0 1px var(--rule)}

.sheet{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(178px,1fr));gap:16px clamp(18px,2.5vw,40px);
  margin-top:clamp(30px,4vw,52px);padding-top:18px;border-top:1px solid var(--rule);
}

.pj__body{max-width:var(--max);margin-inline:auto;padding:var(--sec) var(--gut) 0;display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(24px,4vw,56px)}
.pj__body .prose{grid-column:2/8}

.plates{max-width:var(--max);margin-inline:auto;padding:var(--sec) var(--gut) 0;display:grid;gap:clamp(46px,6vw,96px)}
.plate figure{margin:0}
.plate img{width:100%;background:var(--paper-2);box-shadow:0 0 0 1px var(--rule)}
.plate figcaption{
  font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.06em;color:var(--fog);
  margin-top:12px;padding-top:9px;border-top:1px solid var(--rule);max-width:62ch;line-height:1.6;
}
.plate--two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,2.5vw,36px)}

.pager{
  max-width:var(--max);margin:var(--sec) auto 0;padding:20px var(--gut) 0;border-top:1px solid var(--rule);
  display:flex;justify-content:space-between;gap:20px;
  font-family:var(--mono);font-size:var(--t-xs);letter-spacing:.09em;text-transform:uppercase;
}
.pager a{color:var(--fog);transition:color .2s}
.pager a:hover{color:var(--signal)}
.pager b{display:block;font-family:var(--sans);font-size:var(--t-md);font-weight:400;letter-spacing:-.012em;text-transform:none;color:var(--ink);margin-top:5px}
.pager .r{text-align:right}

/* ── motion ──────────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(16px)}
.reveal.is-in{opacity:1;transform:none;transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}

/* ── tablet ──────────────────────────────────────────────── */
@media (max-width:980px){
  .work:nth-child(1){grid-column:1/10}
  .work:nth-child(2){grid-column:5/13;margin-top:0}
  .cl a{grid-template-columns:44px 1fr auto;gap:4px 14px}
  .cl__prog{grid-column:2;grid-row:2}
  .cl__loc{grid-column:2;grid-row:3}
  .cl__st{grid-column:3;grid-row:1;text-align:right}
  .pj__body .prose{grid-column:1/11}
  .about{grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr)}
}

/* ── phone ───────────────────────────────────────────────── */
@media (max-width:620px){
  html{scroll-padding-top:116px}
  .bar{flex-direction:column;align-items:flex-start;gap:8px;padding-block:11px}
  .bar__nav{gap:18px}
  .hero{padding-top:38px}
  .hero__name{letter-spacing:-.036em}
  .hero__block{grid-template-columns:1fr;gap:11px}
  .grid{gap:42px 0}
  .work:nth-child(n){grid-column:1/-1;margin-top:0}
  .work__plan{display:none}
  .work__media::after{content:none}
  .cl a:hover{padding-left:0}
  .cv li{grid-template-columns:1fr;gap:3px}
  .cv__yr{padding-top:0}
  .about{grid-template-columns:1fr;gap:34px}
  .about__portrait{max-width:280px}
  .pj__body{grid-template-columns:1fr}
  .pj__body .prose{grid-column:auto}
  .plate--two{grid-template-columns:1fr;gap:36px}
  .pager{flex-direction:column;gap:26px}
  .pager .r{text-align:left}
  .foot{flex-direction:column}
}

/* ── accessibility & print ───────────────────────────────── */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}
@media print{
  .bar,.peek,.hero__down,.pager{display:none}
  body{background:#fff}
  .section,.pj__body,.plates{padding-block:22px}
  .work__plan{opacity:1;position:static}
}