/* ============================================================
   Nostos Studio — main stylesheet
   ============================================================ */
:root{
  --bg:#FAF8F5; --fg:#1E1E1E; --card:#F5F2EE; --muted:#F0EBE4;
  --muted-fg:#8C8C8C; --accent:#D7C6B5; --accent-fg:#1E1E1E;
  --border:rgba(30,30,30,0.1); --dark:#1E1E1E;
  --radius:10px;
  --serif:'Playfair Display', Georgia, serif;
  --sans:'DM Sans', system-ui, -apple-system, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);background:var(--bg);color:var(--fg);
  line-height:1.5;font-weight:400;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
body.menu-open{overflow:hidden}

/* ---- shared bits ---- */
.eyebrow{font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted-fg)}
.eyebrow--light{color:rgba(255,255,255,.6);letter-spacing:.35em}
.eyebrow--muted{color:rgba(250,248,245,.4)}
.rule{display:inline-block;width:32px;height:1px;background:currentColor;transition:width .4s cubic-bezier(.22,1,.36,1)}
.rule--accent{width:48px;background:var(--accent)}
.tag{font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-fg);background:var(--accent);padding:2px 8px}
.section-title{font-family:var(--serif);font-weight:400;line-height:1.25;font-size:clamp(1.8rem,3.5vw,2.75rem)}

/* ---- reveal (progressive enhancement) ---- */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .9s cubic-bezier(.22,1,.36,1),transform .9s cubic-bezier(.22,1,.36,1)}
.js .reveal.is-visible{opacity:1;transform:none}

/* ============================================================
   Navigation
   ============================================================ */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .5s ease,backdrop-filter .5s ease}
.nav.is-scrolled{background:rgba(250,248,245,.9);backdrop-filter:blur(10px)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 2rem}
.nav__brand{font-size:12px;letter-spacing:.25em;text-transform:uppercase;font-weight:500;color:var(--fg);transition:opacity .3s}
.nav__brand:hover{opacity:.5}
.nav__links{display:none;align-items:center;gap:2.5rem}
.nav__link{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--fg);transition:opacity .3s}
.nav__link:hover{opacity:.5}
.nav__toggle{display:flex;padding:4px;color:var(--fg);transition:opacity .3s}
.nav__toggle:hover{opacity:.5}

/* ---- mobile menu ---- */
.mobile-menu{position:fixed;inset:0;z-index:200;background:var(--bg);display:flex;flex-direction:column;
  opacity:0;pointer-events:none;transition:opacity .45s ease}
.mobile-menu.is-open{opacity:1;pointer-events:auto}
.mobile-menu__bar{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 2rem;border-bottom:1px solid var(--border)}
.mobile-menu__links{flex:1;display:flex;flex-direction:column;justify-content:center;padding:0 2rem;gap:.25rem}
.mobile-menu__link{font-family:var(--serif);font-size:2rem;color:var(--fg);padding:1rem 0;border-bottom:1px solid var(--border);transition:color .3s}
.mobile-menu__link:hover{color:var(--muted-fg)}
.mobile-menu__foot{padding:2rem}
.mobile-menu__foot p{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-fg)}

/* ============================================================
   Hero
   ============================================================ */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:space-between;
  padding:8rem 2rem 3rem;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero__tint{position:absolute;inset:0;background:rgba(250,248,245,.28)}
.hero__grad{position:absolute;inset:0;background:linear-gradient(to right,rgba(0,0,0,.45) 0%,rgba(0,0,0,.15) 55%,transparent 100%)}
.hero__body{position:relative;z-index:10;flex:1;display:flex;flex-direction:column;justify-content:center;max-width:64rem}
.hero__title{font-family:var(--serif);font-weight:400;color:#fff;line-height:.9;letter-spacing:-.02em;
  font-size:clamp(3.5rem,10vw,9rem);margin:3rem 0}
.hero__lead{max-width:28rem}
.hero__italic{font-family:var(--serif);font-style:italic;color:rgba(255,255,255,.8);font-size:clamp(1.1rem,2vw,1.25rem);line-height:1.6;margin-bottom:.75rem}
.hero__sub{font-size:14px;color:rgba(255,255,255,.6);line-height:1.6;letter-spacing:.01em}
.hero__scroll{position:relative;z-index:10;display:flex;align-items:center;gap:1rem;color:rgba(255,255,255,.5)}
.hero__scroll-rule{width:1px;height:32px;background:rgba(255,255,255,.3)}
.hero__scroll span{font-size:10px;letter-spacing:.3em;text-transform:uppercase}

/* ============================================================
   Selected Work
   ============================================================ */
.work{padding:6rem 0}
.work__head{display:flex;align-items:center;justify-content:space-between;padding:0 2rem;margin-bottom:4rem}
.work__head-left{display:flex;align-items:center;gap:2rem}
.work__viewall{display:none;align-items:center;gap:.75rem;color:var(--muted-fg);transition:color .3s}
.work__viewall:hover{color:var(--fg)}
.work__viewall span:first-child{font-size:11px;letter-spacing:.2em;text-transform:uppercase}
.work__viewall .rule{width:24px}
.work__viewall:hover .rule{width:40px}
.work__list{display:flex;flex-direction:column;border-top:1px solid var(--border)}
.work__foot{padding:3rem 2rem 0}
.work__viewall--mobile{display:inline-flex}

.project{position:relative;display:flex;flex-direction:column;border-bottom:1px solid var(--border)}
.project__media{position:relative;overflow:hidden;background:rgba(215,198,181,.2);aspect-ratio:16/10}
.project__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.22,1,.36,1)}
.project:hover .project__media img{transform:scale(1.04)}
.project__num{position:absolute;top:1.5rem;left:1.5rem;font-family:var(--serif);font-size:clamp(4rem,12vw,8rem);line-height:1;color:rgba(250,248,245,.25);user-select:none;pointer-events:none}
.project__info{display:flex;flex-direction:column;justify-content:center;padding:3rem 2rem}
.project__meta{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}
.project__cat{font-size:11px;letter-spacing:.25em;text-transform:uppercase;color:var(--muted-fg)}
.project__name{font-family:var(--serif);font-weight:400;font-size:clamp(1.4rem,2.5vw,1.75rem);line-height:1.3;margin-bottom:1.25rem}
.project__desc{font-size:13px;color:var(--muted-fg);line-height:1.7;max-width:24rem}
.project__view{display:flex;align-items:center;gap:.75rem;margin-top:2rem}
.project:hover .project__view .rule{width:48px}
.project__view-label{font-size:11px;letter-spacing:.2em;text-transform:uppercase}

/* ============================================================
   About
   ============================================================ */
.about{padding:6rem 2rem}
.about__grid{display:grid;grid-template-columns:1fr;gap:4rem;align-items:start}
.about__media{position:relative;overflow:hidden;background:rgba(215,198,181,.2);aspect-ratio:3/4}
.about__media img{width:100%;height:100%;object-fit:cover;filter:grayscale(1);transition:filter 1s ease}
.about__media:hover img{filter:grayscale(0)}
.about__copy .section-title{margin:2rem 0}
.about__text{display:flex;flex-direction:column;gap:1.25rem;font-size:14px;color:var(--muted-fg);line-height:1.8}

/* ============================================================
   Process
   ============================================================ */
.process{padding:6rem 2rem;background:var(--card)}
.process__inner{max-width:56rem;margin:0 auto}
.process__inner>.eyebrow{margin-bottom:4rem;display:block}
.process__list{border-top:1px solid var(--border)}
.step{display:flex;align-items:flex-start;gap:2rem;padding:2rem 0;border-bottom:1px solid var(--border)}
.step__num{font-size:11px;letter-spacing:.2em;color:rgba(140,140,140,.4);padding-top:2px;flex-shrink:0;font-variant-numeric:tabular-nums}
.step__body{flex:1;display:grid;grid-template-columns:1fr;gap:1rem}
.step__title{font-family:var(--serif);font-weight:400;font-size:1.25rem}
.step__desc{font-size:14px;color:var(--muted-fg);line-height:1.7}

/* ============================================================
   Services
   ============================================================ */
.services{padding:6rem 2rem}
.services__grid{display:grid;grid-template-columns:1fr;gap:4rem;align-items:start}
.services__grid .section-title{margin-top:2rem}
.services__list{border-top:1px solid var(--border)}
.service{display:flex;align-items:center;justify-content:space-between;padding:1.5rem 0;border-bottom:1px solid var(--border)}
.service__label{font-family:var(--serif);font-weight:400;font-size:clamp(1.1rem,2vw,1.4rem);transition:transform .3s ease}
.service:hover .service__label{transform:translateX(8px)}
.service__arrow{color:rgba(140,140,140,.25);font-size:13px;transition:color .3s}
.service:hover .service__arrow{color:var(--muted-fg)}

/* ============================================================
   Contact (dark)
   ============================================================ */
.contact{padding:6rem 2rem;background:var(--dark)}
.contact__inner{max-width:48rem}
.contact__title{font-family:var(--serif);font-weight:400;color:var(--bg);line-height:.95;font-size:clamp(2.5rem,7vw,5.5rem);margin:2rem 0 3.5rem}

.cform{width:100%}
.cform__row{border-bottom:1px solid rgba(250,248,245,.15)}
.cform__row--split{display:grid;grid-template-columns:1fr;border-top:1px solid rgba(250,248,245,.15)}
.cform__field{padding:1.25rem 0}
.cform__label{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:rgba(250,248,245,.4);margin-bottom:.5rem}
.cform__input{width:100%;background:transparent;border:none;outline:none;color:var(--bg);font-size:14px;font-family:inherit;line-height:1.6}
.cform__input::placeholder{color:rgba(250,248,245,.25)}
.cform__input--area{resize:none}
.cform__actions{padding-top:2rem}
.cform__submit{display:inline-flex;align-items:center;gap:1rem;color:var(--bg);transition:gap .5s ease}
.cform__submit:hover{gap:1.5rem}
.cform__submit span:first-child{font-size:14px;letter-spacing:.2em;text-transform:uppercase}
.cform__submit-rule{width:32px;height:1px;background:var(--bg)}
.cform__status{margin-top:1.25rem;font-size:13px;color:rgba(250,248,245,.7);min-height:1em}
.cform.is-sent .cform__status{font-family:var(--serif);font-size:1.5rem;color:rgba(250,248,245,.8)}

/* ============================================================
   Footer + to-top
   ============================================================ */
.footer{padding:2rem;border-top:1px solid var(--border)}
.footer__inner{display:flex;flex-direction:column;gap:1.25rem;align-items:flex-start}
.footer__copy{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:rgba(140,140,140,.6)}
.footer__links{display:flex;align-items:center;gap:2rem;flex-wrap:wrap}
.footer__email{font-size:13px;color:var(--muted-fg);letter-spacing:.02em;transition:color .3s}
.footer__email:hover{color:var(--fg)}
.footer__social{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-fg);transition:color .3s}
.footer__social:hover{color:var(--fg)}

.to-top{position:fixed;bottom:2rem;right:2rem;z-index:50;width:40px;height:40px;border:1px solid var(--border);
  background:rgba(250,248,245,.9);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;
  color:var(--muted-fg);opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .4s,transform .4s,color .3s,border-color .3s}
.to-top.is-visible{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{color:var(--fg);border-color:var(--fg)}

/* ============================================================
   Projects archive page
   ============================================================ */
.archive__head{padding:8rem 2rem 5rem;border-bottom:1px solid var(--border)}
.archive__head>.eyebrow{margin-bottom:2.5rem;display:block}
.archive__head-row{display:flex;flex-direction:column;gap:2rem}
.archive__title{font-family:var(--serif);font-weight:400;line-height:.9;letter-spacing:-.02em;font-size:clamp(3rem,8vw,7rem)}
.archive__intro p{font-size:13px;color:var(--muted-fg);line-height:1.7;max-width:20rem}
.archive__count{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:rgba(140,140,140,.5);margin-top:1rem}
.archive__grid-wrap{padding:5rem 2rem}
.archive__grid{display:grid;grid-template-columns:1fr;gap:4rem}
.card{display:block}
.card__media{position:relative;overflow:hidden;background:rgba(215,198,181,.2);aspect-ratio:4/3;margin-bottom:1.5rem}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.22,1,.36,1)}
.card:hover .card__media img{transform:scale(1.05)}
.card__overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(30,30,30,.35);opacity:0;transition:opacity .3s}
.card:hover .card__overlay{opacity:1}
.card__overlay-label{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#fff;border:1px solid rgba(255,255,255,.4);padding:.75rem 1.25rem}
.card__num{position:absolute;bottom:1rem;left:1.25rem;font-family:var(--serif);font-size:3rem;line-height:1;color:rgba(255,255,255,.2);pointer-events:none}
.card__meta{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}
.card__name{font-family:var(--serif);font-weight:400;font-size:1.2rem;margin-bottom:.25rem}
.card__sub{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.card__cat{font-size:12px;color:var(--muted-fg);letter-spacing:.02em}
.card__year{font-size:10px;color:rgba(140,140,140,.5);letter-spacing:.15em;margin-top:.25rem;flex-shrink:0}
.card--placeholder{opacity:.3}
.card__media--ph{display:flex;align-items:center;justify-content:center;border:1px dashed var(--border);background:var(--card)}
.card__media--ph span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-fg)}
.card__ph-lines span{display:block;height:14px;width:8rem;background:rgba(30,30,30,.12);border-radius:3px;margin-bottom:.5rem}
.card__ph-lines span:last-child{width:5rem;height:11px;background:rgba(30,30,30,.08)}
.archive__cta{padding:4rem 2rem;border-top:1px solid var(--border)}
.archive__cta-inner{display:flex;flex-direction:column;gap:2rem}
.archive__cta-inner p{font-size:14px;color:var(--muted-fg);line-height:1.7;max-width:24rem}
.archive__cta-link{display:inline-flex;align-items:center;gap:1rem}
.archive__cta-link span:first-child{font-size:14px;letter-spacing:.2em;text-transform:uppercase}
.archive__cta-link .rule{width:32px}
.archive__cta-link:hover .rule{width:56px}

/* ---- basic fallback ---- */
.basic{padding:9rem 2rem 4rem}
.basic__inner{max-width:48rem;margin:0 auto}
.basic__content{margin-top:1.5rem;line-height:1.8;color:var(--muted-fg)}
.basic__content p{margin-bottom:1rem}

/* ============================================================
   Responsive
   ============================================================ */
@media(min-width:768px){
  .nav__inner{height:80px;padding:0 4rem}
  .nav__links{display:flex}
  .nav__toggle{display:none}
  .mobile-menu{display:none}
  .hero{padding:10rem 4rem 3rem}
  .work{padding:8rem 0}
  .work__head{padding:0 4rem;margin-bottom:5rem}
  .work__viewall{display:flex}
  .work__viewall--mobile{display:none}
  .work__foot{display:none}
  .project{display:grid;grid-template-columns:repeat(12,1fr);min-height:90vh;align-items:stretch}
  .project__media{aspect-ratio:auto}
  .project--left .project__media{grid-column:1 / span 8}
  .project--left .project__info{grid-column:9 / span 4}
  .project--right .project__media{grid-column:5 / span 8;order:2}
  .project--right .project__info{grid-column:1 / span 4;order:1}
  .project__info{padding:0 3rem}
  .project__name{max-width:240px}
  .project__desc{max-width:240px}
  .about{padding:9rem 4rem}
  .about__grid{grid-template-columns:1fr 1fr;gap:6rem}
  .about__copy{padding-top:5rem}
  .process{padding:9rem 4rem}
  .step{gap:4rem;padding:2rem 0}
  .step__body{grid-template-columns:1fr 1fr;gap:4rem}
  .services{padding:9rem 4rem}
  .services__grid{grid-template-columns:1fr 1fr;gap:6rem}
  .services__list{padding-top:3rem}
  .contact{padding:9rem 4rem}
  .cform__row--split{grid-template-columns:1fr 1fr}
  .cform__row--split .cform__field:first-child{border-right:1px solid rgba(250,248,245,.15);padding-right:2rem}
  .cform__row--split .cform__field:last-child{padding-left:2rem}
  .footer{padding:2rem 4rem}
  .footer__inner{flex-direction:row;justify-content:space-between;align-items:center}
  .archive__head{padding:10rem 4rem 7rem}
  .archive__head-row{flex-direction:row;align-items:flex-end;justify-content:space-between}
  .archive__intro{text-align:right}
  .archive__intro p{max-width:20rem}
  .archive__grid-wrap{padding:7rem 4rem}
  .archive__grid{grid-template-columns:1fr 1fr;column-gap:2.5rem;row-gap:5rem}
  .archive__cta{padding:4rem 4rem}
  .archive__cta-inner{flex-direction:row;align-items:center;justify-content:space-between}
}
@media(min-width:1024px){
  .hero__title{margin:3.5rem 0}
}

.nav__brand{display:flex;align-items:center}
.nav__brand:hover {
   opacity:1;
}
.nav__logo{display:block;max-height:50px;width:auto}