/* ---------- reset & base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"Inter","Helvetica Neue",Arial,sans-serif;
  background:#f7f5f1;
  color:#1a1815;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .3s ease}
a:hover{color:#a97835}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}

:root{
  --bg:#f7f5f1;
  --bg-alt:#f7f5f1;
  --ink:#1a1815;
  --ink-dim:#6b6560;
  --accent:#a97835;
  --line:rgba(26,24,21,.12);
  --serif:"Cormorant Garamond","Playfair Display",Georgia,serif;
  --nav-h:76px;
}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(20px,4vw,52px);
  background:rgba(247,245,241,.85);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  transition:background .3s ease,box-shadow .3s ease;
}
.nav.scrolled{background:rgba(247,245,241,.96);box-shadow:0 1px 0 var(--line)}
.nav__brand{display:flex;align-items:center;gap:14px}
.nav__brand-mark{
  display:flex;align-items:center;flex-shrink:0;
}
.nav__brand-mark img{
  height:52px;width:auto;display:block;
  mix-blend-mode:multiply;
}
.nav__brand-name{
  font-family:var(--serif);font-size:22px;font-weight:400;letter-spacing:.24em;
  text-transform:uppercase;color:var(--ink);line-height:1;
}
.nav__brand-name small{
  display:block;
  font-family:"Inter",Arial,sans-serif;
  font-size:8.5px;letter-spacing:.24em;font-weight:400;
  color:var(--ink-dim);margin-top:6px;
}
.nav__links{display:flex;gap:28px;align-items:center}
.nav__links a{
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--ink-dim);position:relative;padding:6px 0;
}
.nav__links a.active,
.nav__links a:hover{color:var(--ink)}
.nav__links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;
  height:1px;background:var(--accent);
}
section[id]{scroll-margin-top:var(--nav-h)}
.nav__toggle{display:none;font-size:22px;color:var(--ink)}
@media (max-width:900px){
  .nav__links{
    position:fixed;top:var(--nav-h);left:0;right:0;
    flex-direction:column;gap:0;
    background:rgba(247,245,241,.98);
    padding:24px 0;
    transform:translateY(-120%);transition:transform .35s ease;
    border-bottom:1px solid var(--line);
  }
  .nav__links.open{transform:translateY(0)}
  .nav__links a{padding:14px 24px;width:100%}
  .nav__toggle{display:block}
}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
  text-align:center;
  padding:0 20px;
  color:#fff;
}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg .slide{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:0;transition:opacity 1.8s ease;
  transform:scale(1.05);
  animation:heroZoom 12s ease-in-out infinite alternate;
}
.hero__bg .slide.is-active{opacity:1}
@keyframes heroZoom{
  from{transform:scale(1.02)}
  to{transform:scale(1.12)}
}
.hero__scrim{
  position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(0,0,0,.35) 0%,rgba(0,0,0,.4) 60%,rgba(0,0,0,.55) 100%);
  z-index:1;
}
.hero__content{position:relative;z-index:2;max-width:1000px}
.hero__eyebrow{
  display:inline-block;
  font-size:12px;letter-spacing:.35em;text-transform:uppercase;
  color:#e7c07a;margin-bottom:20px;
}
.hero__title{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(42px,7vw,96px);
  line-height:1.05;letter-spacing:.02em;
  margin-bottom:24px;color:#fff;
}
.hero__title em{font-style:italic;color:#e7c07a}
.hero__scroll{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
  font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:rgba(255,255,255,.75);z-index:2;
}
.hero__scroll::after{
  content:"";display:block;width:1px;height:36px;margin:12px auto 0;
  background:rgba(255,255,255,.75);
  animation:scrollLine 2.2s ease-in-out infinite;
  transform-origin:top;
}
@keyframes scrollLine{
  0%,100%{transform:scaleY(0)}
  50%{transform:scaleY(1)}
}

/* ---------- STICKY-SCROLL CHAPTER (reference-site style) ---------- */
/* Each chapter contains a sticky material-image (the interstitial),
   followed by a full-page content section that scrolls up over the pinned image. */
.chapter{position:relative}
.chapter__bg{
  position:sticky;top:0;
  height:100vh;
  overflow:hidden;
  background-size:cover;background-position:center;
  z-index:0;
}
.chapter__bg::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(0,0,0,.28),rgba(0,0,0,.5));
}
.chapter__label{
  position:absolute;inset:0;z-index:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;color:#fff;padding:0 24px;
}
.chapter__num{
  font-family:var(--serif);font-style:italic;
  font-size:14px;letter-spacing:.32em;color:#e7c07a;
  margin-bottom:18px;text-transform:uppercase;
}
.chapter__word{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(56px,10vw,140px);line-height:.98;letter-spacing:-.01em;
}
.chapter__panel{
  position:relative;z-index:2;
  background:var(--bg);
  /* natural flow — panel appears after the sticky bg's 100vh and scrolls up over it */
}
.chapter__panel--alt{background:var(--bg-alt)}

/* ---------- section shell (full-page) ---------- */
.section{
  min-height:100vh;
  padding:calc(var(--nav-h) + 60px) clamp(20px,5vw,80px) 100px;
  position:relative;
  display:flex;flex-direction:column;justify-content:center;
}
.section__inner{max-width:1240px;margin:0 auto;width:100%}
.section__eyebrow{
  font-size:11px;letter-spacing:.32em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;
}
.section__title{
  font-family:var(--serif);font-weight:300;color:var(--ink);
  font-size:clamp(32px,4.8vw,64px);line-height:1.08;
  margin-bottom:24px;max-width:20ch;
}
.section__lede{
  font-size:clamp(15px,1.15vw,17px);color:var(--ink-dim);
  max-width:60ch;margin-bottom:48px;
}
.section__head{margin-bottom:56px;text-align:center}
.section__head .section__title,
.section__head .section__lede{margin-left:auto;margin-right:auto}

/* ---------- product grid (2 x 3) ---------- */
.product-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:36px;
}
@media (max-width:820px){.product-grid{grid-template-columns:1fr;gap:28px}}
.product-card{
  background:#fff;border:1px solid var(--line);
  display:flex;flex-direction:column;overflow:hidden;
  transition:transform .5s ease,box-shadow .3s ease;
}
.product-card:hover{transform:translateY(-4px);box-shadow:0 24px 60px -30px rgba(0,0,0,.18)}
.product-card__img{
  aspect-ratio:16/10;background-size:cover;background-position:center;
}
.product-card__body{padding:24px 26px 26px}
.product-card__kicker{
  font-size:10px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--accent);margin-bottom:10px;
}
.product-card__title{
  font-family:var(--serif);font-weight:400;color:var(--ink);
  font-size:clamp(20px,1.8vw,26px);margin-bottom:10px;line-height:1.2;
}
.product-card__meta{color:var(--ink-dim);font-size:14px;line-height:1.55}

/* ---------- projects grid (3 per row) ---------- */
.projects-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:36px 28px;
}
@media (max-width:1024px){.projects-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.projects-grid{grid-template-columns:1fr}}
.project-card{
  background:#fff;overflow:hidden;
  display:flex;flex-direction:column;
  border:1px solid var(--line);
  transition:transform .5s ease,box-shadow .3s ease;
}
.project-card:hover{transform:translateY(-4px);box-shadow:0 24px 60px -30px rgba(0,0,0,.18)}
.project-card__body{padding:22px 24px 26px}
.project-card__kicker{
  font-size:10px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--accent);margin-bottom:8px;
}
.project-card__title{
  font-family:var(--serif);font-weight:400;color:var(--ink);
  font-size:clamp(20px,1.8vw,24px);margin-bottom:6px;line-height:1.2;
}
.project-card__meta{color:var(--ink-dim);font-size:13px;line-height:1.55}

/* ---------- image slider (used in project + case study cards) ---------- */
.slider{
  position:relative;
  aspect-ratio:16/11;
  overflow:hidden;
  background:#e9e6df;
}
.slider__track{position:absolute;inset:0}
.slider__slide{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:0;transition:opacity 1s ease;
}
.slider__slide.is-active{opacity:1}
.slider__dots{
  position:absolute;left:0;right:0;bottom:12px;
  display:flex;justify-content:center;gap:8px;z-index:2;
}
.slider__dot{
  width:6px;height:6px;border-radius:50%;
  background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.75);
  cursor:pointer;padding:0;transition:background .25s ease,transform .25s ease;
}
.slider__dot.is-active{background:#fff;transform:scale(1.25)}
.slider__arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  width:36px;height:36px;border-radius:50%;
  background:rgba(0,0,0,.35);color:#fff;
  display:grid;place-items:center;font-size:16px;z-index:2;
  opacity:0;transition:opacity .3s ease,background .3s ease;
}
.slider:hover .slider__arrow{opacity:1}
.slider__arrow:hover{background:rgba(0,0,0,.6)}
.slider__arrow--prev{left:12px}
.slider__arrow--next{right:12px}

/* case-study variant slider aspect */
.slider--wide{aspect-ratio:4/3}

/* ---------- case studies (alternating big feature with slider) ---------- */
.case-study{
  display:grid;grid-template-columns:1.15fr .85fr;gap:60px;
  align-items:center;
  padding:40px 0;
}
.case-study + .case-study{border-top:1px solid var(--line);margin-top:20px}
.case-study--flip{grid-template-columns:.85fr 1.15fr}
.case-study--flip .case-study__img{order:2}
@media (max-width:820px){
  .case-study,.case-study--flip{grid-template-columns:1fr;gap:24px}
  .case-study--flip .case-study__img{order:0}
}
.case-study__body .case-study__kicker{
  font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.case-study__body h3{
  font-family:var(--serif);font-weight:400;color:var(--ink);
  font-size:clamp(28px,3vw,44px);line-height:1.1;margin-bottom:10px;
}
.case-study__body p{color:var(--ink-dim);font-size:15px}

/* ---------- process (with icons) ---------- */
.process{
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
@media (max-width:900px){.process{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.process{grid-template-columns:1fr}}
.process__step{
  padding:44px 26px;
  display:flex;flex-direction:column;align-items:flex-start;gap:16px;
  border-right:1px solid var(--line);
  background:transparent;transition:background .3s ease;
  min-height:260px;
}
.process__step:last-child{border-right:none}
@media (max-width:900px){
  .process__step{border-bottom:1px solid var(--line)}
  .process__step:nth-child(2n){border-right:none}
}
.process__step:hover{background:rgba(169,120,53,.05)}
.process__icon{
  width:44px;height:44px;color:var(--accent);
  display:grid;place-items:center;
}
.process__icon svg{width:100%;height:100%;stroke-width:1.2}
.process__num{
  font-family:var(--serif);font-style:italic;font-size:14px;letter-spacing:.32em;
  color:var(--accent);text-transform:uppercase;
}
.process__step h3{
  font-family:var(--serif);font-weight:400;color:var(--ink);
  font-size:clamp(20px,1.8vw,24px);line-height:1.2;
}
.process__step p{color:var(--ink-dim);font-size:14px;margin-top:auto}

/* ---------- contact ---------- */
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;
}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}
.contact-info dt{
  font-size:11px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--accent);margin-top:22px;margin-bottom:6px;
}
.contact-info dt:first-of-type{margin-top:0}
.contact-info dd{color:var(--ink);font-size:15px;line-height:1.55}
.contact-info dd a{color:var(--ink)}
.contact-info dd a:hover{color:var(--accent)}
.form{display:grid;gap:18px}
.form label{
  display:block;font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--ink-dim);margin-bottom:6px;
}
.form input,.form textarea{
  width:100%;background:transparent;border:none;
  border-bottom:1px solid var(--line);
  color:var(--ink);font:inherit;padding:10px 0;
  transition:border-color .25s ease;
}
.form input:focus,.form textarea:focus{
  outline:none;border-bottom-color:var(--accent);
}
.form textarea{min-height:120px;resize:vertical}
.form button{
  justify-self:start;margin-top:12px;
  padding:14px 32px;border:1px solid var(--accent);color:var(--accent);
  font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  transition:background .3s ease,color .3s ease;
  background:transparent;
}
.form button:hover{background:var(--accent);color:#fff}

/* ---------- clients ---------- */
.clients__title{
  text-align:center;font-size:11px;letter-spacing:.35em;
  text-transform:uppercase;color:var(--ink-dim);margin-bottom:32px;
}
.clients__grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));
  gap:36px;align-items:center;max-width:1240px;margin:0 auto;
}
.clients__grid img{
  max-height:52px;width:auto;margin:0 auto;
  filter:grayscale(1) contrast(1.05);
  opacity:.55;transition:opacity .3s ease,filter .3s ease;
}
.clients__grid img:hover{opacity:1;filter:none}

/* ---------- footer ---------- */
.footer{
  padding:64px clamp(20px,5vw,80px) 40px;
  background:#faf8f4;border-top:1px solid var(--line);
  position:relative;z-index:3;
}
.footer__inner{
  max-width:1240px;margin:0 auto;
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px;
}
.footer h4{
  font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--accent);margin-bottom:16px;
}
.footer p,.footer li{color:var(--ink-dim);font-size:14px;line-height:1.7}
.footer ul{list-style:none}
.footer__bottom{
  max-width:1240px;margin:40px auto 0;
  padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;
  font-size:12px;color:var(--ink-dim);letter-spacing:.08em;
}
@media (max-width:700px){
  .footer__inner{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column;gap:8px}
}

/* ---------- reveal on scroll ---------- */
.reveal{
  opacity:0;transform:translateY(30px);
  transition:opacity 1s ease,transform 1s ease;
}
.reveal.in{opacity:1;transform:none}
.reveal--slow{transition-duration:1.4s}

.stagger > *{
  opacity:0;transform:translateY(24px);
  transition:opacity .9s ease,transform .9s ease;
}
.stagger.in > *{opacity:1;transform:none}
.stagger.in > *:nth-child(1){transition-delay:0s}
.stagger.in > *:nth-child(2){transition-delay:.06s}
.stagger.in > *:nth-child(3){transition-delay:.12s}
.stagger.in > *:nth-child(4){transition-delay:.18s}
.stagger.in > *:nth-child(5){transition-delay:.24s}
.stagger.in > *:nth-child(6){transition-delay:.3s}
.stagger.in > *:nth-child(7){transition-delay:.36s}
.stagger.in > *:nth-child(8){transition-delay:.42s}
.stagger.in > *:nth-child(9){transition-delay:.48s}
.stagger.in > *:nth-child(10){transition-delay:.52s}
.stagger.in > *:nth-child(11){transition-delay:.56s}
.stagger.in > *:nth-child(12){transition-delay:.6s}

/* ---------- lightbox ---------- */
.slider{cursor:zoom-in}
.lightbox{
  position:fixed;inset:0;z-index:200;
  background:rgba(10,10,10,.94);
  display:none;
  align-items:center;justify-content:center;
  padding:60px 20px 80px;
  opacity:0;transition:opacity .3s ease;
}
.lightbox.is-open{display:flex;opacity:1}
.lightbox__stage{
  position:relative;
  width:100%;max-width:1200px;
  height:100%;
  display:grid;place-items:center;
}
.lightbox__img{
  max-width:100%;max-height:100%;
  object-fit:contain;
  box-shadow:0 30px 80px rgba(0,0,0,.5);
  animation:lbFade .35s ease;
}
@keyframes lbFade{from{opacity:0;transform:scale(.98)}to{opacity:1;transform:none}}
.lightbox__close{
  position:absolute;top:20px;right:24px;
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.08);color:#fff;
  display:grid;place-items:center;font-size:20px;line-height:1;
  cursor:pointer;transition:background .25s ease;
}
.lightbox__close:hover{background:rgba(255,255,255,.2)}
.lightbox__arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.12);color:#fff;
  display:grid;place-items:center;font-size:24px;line-height:1;
  cursor:pointer;transition:background .25s ease;
}
.lightbox__arrow:hover{background:rgba(255,255,255,.28)}
.lightbox__arrow--prev{left:24px}
.lightbox__arrow--next{right:24px}
.lightbox__counter{
  position:absolute;bottom:20px;left:50%;transform:translateX(-50%);
  color:rgba(255,255,255,.8);
  font-family:var(--serif);font-style:italic;
  font-size:14px;letter-spacing:.28em;
}
@media (max-width:640px){
  .lightbox{padding:60px 12px 70px}
  .lightbox__arrow{width:40px;height:40px}
  .lightbox__arrow--prev{left:8px}
  .lightbox__arrow--next{right:8px}
}