:root{
  --ink:#0b0b0b;
  --ink-2:#161513;
  --ink-3:#24211c;
  --paper:#f6f1e8;
  --paper-2:#efe8db;
  --cream:#faf7f1;
  --gold:#c4a36a;
  --gold-2:#dbbf86;
  --gold-d:#8d7040;
  --muted:#6f685d;
  --line:rgba(196,163,106,.28);
  --line-dark:rgba(255,255,255,.12);
  --shadow:0 24px 60px rgba(11,11,11,.14);
  --radius:2px;
  --nav-h:84px;
  --max:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*:before,*:after{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
html{overflow-x:hidden}
body{
  font-family:"Outfit",system-ui,sans-serif;
  color:var(--ink);
  background:var(--cream);
  font-size:17px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
h1,h2,h3,h4,h5{
  font-family:"Cormorant Garamond",Georgia,serif;
  font-weight:500;
  line-height:1.15;
  letter-spacing:.01em;
  margin:0 0 .4em;
}
p{margin:0 0 1em}
.skip{
  position:absolute;left:-999px;top:8px;background:#000;color:#fff;padding:8px 12px;z-index:10000
}
.skip:focus{left:8px}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.container-wide{width:min(1480px,calc(100% - 32px));margin:0 auto}
.eyebrow{
  display:inline-block;
  color:var(--gold-d);
  letter-spacing:.28em;
  text-transform:uppercase;
  font-size:11px;
  font-weight:500;
  margin-bottom:14px;
}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}
.gold{color:var(--gold)}
.muted{color:var(--muted)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid transparent;padding:14px 26px;
  letter-spacing:.14em;text-transform:uppercase;font-size:12px;font-weight:500;
  transition:all .35s var(--ease);cursor:pointer;background:transparent;
}
.btn-gold{background:var(--gold);color:var(--ink);border-color:var(--gold)}
.btn-gold:hover{background:var(--gold-2)}
.btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink)}
.btn-line{border-color:var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-line-light{border-color:rgba(255,255,255,.4);color:#fff}

/* Header */
.nav-toggle{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:10020;
  height:var(--nav-h);
  padding-top:env(safe-area-inset-top);
  display:flex;align-items:center;
  background:linear-gradient(180deg,rgba(0,0,0,.45),transparent);
  transition:background .35s var(--ease),box-shadow .35s var(--ease),backdrop-filter .35s;
}
.site-header .inner{
  width:min(1480px,calc(100% - 32px));margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
}
.logo{flex:0 0 auto;z-index:10021}
.logo img{height:52px;width:auto;max-width:42vw}
.nav{display:flex;align-items:center;gap:28px}
.nav a{
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:#fff;position:relative;padding:6px 0;
}
.nav a:after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--gold);
  transition:width .35s var(--ease);
}
.nav a:hover:after,.nav a.active:after{width:100%}
.header-cta{display:flex;align-items:center;gap:18px}
.header-phone{color:#fff;font-size:13px;letter-spacing:.06em;white-space:nowrap}
.header-call{
  display:none;color:#fff;width:44px;height:44px;place-items:center;
}
.burger{
  display:none;
  position:relative;z-index:10022;
  width:48px;height:48px;flex:0 0 48px;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(0,0,0,.35);
  padding:12px 11px;cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.burger span{
  display:block;height:2px;background:#fff;margin:6px 0;
  transition:transform .3s var(--ease),opacity .3s;
}
.site-header.scrolled,.site-header.solid{
  background:rgba(11,11,11,.94);
  backdrop-filter:blur(16px);
  box-shadow:0 8px 30px rgba(0,0,0,.18);
}

/* Mobile nav — CSS checkbox, JS gerekmez */
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:min(420px,88vw);
  background:#0b0b0b;z-index:10010;
  display:flex;flex-direction:column;justify-content:center;
  padding:96px 28px 40px;
  transform:translate3d(110%,0,0);
  transition:transform .4s var(--ease);
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
}
.nav-backdrop{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(0,0,0,.55);z-index:10005;
}
.nav-toggle:checked ~ .mobile-nav,
.mobile-nav.open{transform:translate3d(0,0,0)}
.nav-toggle:checked ~ .nav-backdrop{display:block}
.nav-toggle:checked ~ .site-header .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle:checked ~ .site-header .burger span:nth-child(2){opacity:0}
.nav-toggle:checked ~ .site-header .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.nav-toggle:checked ~ .site-header{background:#0b0b0b}
body.nav-open{overflow:hidden}
.mobile-nav a{
  color:#fff;font-family:"Cormorant Garamond",Georgia,serif;
  font-size:clamp(26px,7vw,40px);line-height:1.25;
  padding:10px 0;border-bottom:1px solid var(--line-dark);
}
.mobile-nav a:hover,.mobile-nav a:active{color:var(--gold)}
.mobile-nav .btn{margin-top:22px;justify-content:center;font-family:"Outfit",sans-serif;font-size:12px}

/* Hero */
.hero{position:relative;min-height:100vh;color:#fff;overflow:hidden;background:#000}
.hero-slide{
  position:absolute;inset:0;opacity:0;transition:opacity 1.1s ease;
  background:#000 center/cover no-repeat;
}
.hero-slide.active{opacity:1}
.hero-slide:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.35) 0%,rgba(0,0,0,.25) 40%,rgba(0,0,0,.72) 100%);
}
.hero-content{
  position:relative;z-index:2;min-height:100vh;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:0 6vw 12vh;max-width:1100px;
}
.hero h1{font-size:clamp(42px,7vw,92px);color:#fff;margin-bottom:16px}
.hero .sub{font-size:clamp(16px,2vw,20px);letter-spacing:.18em;text-transform:uppercase;color:var(--gold-2);margin-bottom:28px}
.hero-nav{
  position:absolute;right:6vw;bottom:12vh;z-index:3;
  display:flex;flex-direction:column;gap:10px;
}
.hero-dot{
  width:42px;height:2px;border:0;background:rgba(255,255,255,.3);cursor:pointer;padding:0;
}
.hero-dot.active{background:var(--gold)}
.scroll-hint{
  position:absolute;left:6vw;bottom:36px;z-index:3;color:rgba(255,255,255,.7);
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;
}

/* Page hero */
.page-hero{
  position:relative;min-height:54vh;display:flex;align-items:flex-end;
  background:#111 center/cover no-repeat;color:#fff;padding:140px 0 64px;
}
.page-hero:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.35),rgba(0,0,0,.7));
}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{font-size:clamp(40px,6vw,76px);color:#fff}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:12px}
.breadcrumb a:hover{color:var(--gold)}

/* Sections */
section{padding:100px 0}
.section-head{max-width:720px;margin-bottom:56px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head h2{font-size:clamp(34px,5vw,58px)}
.dark{background:var(--ink);color:#efe8db}
.dark .eyebrow{color:var(--gold)}
.dark .lead,.dark .muted{color:rgba(239,232,219,.68)}
.sand{background:var(--paper)}

/* About split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}
.split-media{position:relative}
.split-media img{width:100%;height:620px;object-fit:cover}
.split-media .float-card{
  position:absolute;left:-28px;bottom:36px;background:var(--ink);color:#fff;
  padding:28px 30px;max-width:240px;
}
.split-media .float-card strong{display:block;font-family:"Cormorant Garamond",serif;font-size:42px;color:var(--gold)}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.contact-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start}
.service-card{
  background:#fff;padding:36px 28px 32px;border:1px solid rgba(0,0,0,.05);
  min-height:320px;display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s;
  color:inherit;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.service-card .num{color:var(--gold);letter-spacing:.18em;font-size:12px;margin-bottom:22px}
.service-card h3{font-size:30px;margin-bottom:12px}
.service-card p{color:var(--muted);flex:1}
.service-card .more{margin-top:18px;color:var(--gold-d);letter-spacing:.14em;text-transform:uppercase;font-size:11px}

.service-detail{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.service-detail img{width:100%;height:520px;object-fit:cover}
.service-list{list-style:none;padding:0;margin:28px 0 0}
.service-list li{padding:12px 0 12px 28px;border-bottom:1px solid rgba(0,0,0,.08);position:relative}
.service-list li:before{content:"";position:absolute;left:0;top:22px;width:12px;height:1px;background:var(--gold)}

/* Process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.process article{padding:36px 28px;border-right:1px solid var(--line)}
.process article:last-child{border-right:0}
.process .n{font-family:"Cormorant Garamond",serif;font-size:40px;color:var(--gold)}
.process h3{font-size:28px;margin:10px 0}

/* Values */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.value-card{padding:40px 32px;border:1px solid var(--line-dark)}
.value-card h3{font-size:32px;color:#fff}

/* Projects */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.filter-btn{
  border:1px solid rgba(0,0,0,.15);background:transparent;padding:10px 16px;
  letter-spacing:.12em;text-transform:uppercase;font-size:11px;cursor:pointer;
}
.filter-btn.active,.filter-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.project-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.project-item{position:relative;overflow:hidden;aspect-ratio:1;background:#111;cursor:pointer}
.project-item img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.project-item:hover img{transform:scale(1.06)}
.project-item span{
  position:absolute;inset:auto 0 0;padding:18px 16px 14px;
  background:linear-gradient(transparent,rgba(0,0,0,.7));
  color:#fff;font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  opacity:0;transform:translateY(8px);transition:.35s;
}
.project-item:hover span{opacity:1;transform:none}
.project-item.hide{display:none}

.featured-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:280px 280px;gap:14px}
.featured-grid a{position:relative;overflow:hidden;background:#111}
.featured-grid a:first-child{grid-row:1/3}
.featured-grid img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.featured-grid a:hover img{transform:scale(1.05)}
.featured-grid span{
  position:absolute;left:20px;bottom:18px;color:#fff;
  letter-spacing:.12em;text-transform:uppercase;font-size:12px;
}

/* Offices / contact */
.office-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.office{
  background:#fff;padding:40px 36px;border:1px solid rgba(0,0,0,.05);min-height:100%;
}
.office h3{font-size:34px}
.office address{font-style:normal;color:var(--muted);margin:12px 0 22px}
.office a{display:block;margin:6px 0}
.office a:hover{color:var(--gold-d)}
.map-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.map-grid iframe{width:100%;height:380px;border:0;filter:grayscale(.35) contrast(1.05)}
.form{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
  background:#fff;padding:40px;border:1px solid rgba(0,0,0,.05);
}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.form input,.form textarea,.form select{
  width:100%;border:1px solid rgba(0,0,0,.12);background:var(--cream);padding:14px 14px;outline:none;
}
.form input:focus,.form textarea:focus{border-color:var(--gold)}
.form textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.form-msg{margin-top:14px;font-size:14px}
.form-msg.ok{color:#2d6a4f}
.form-msg.err{color:#9b2226}

/* FAQ */
.faq{max-width:860px}
.faq details{border-bottom:1px solid rgba(0,0,0,.1);padding:18px 0}
.faq summary{cursor:pointer;font-size:22px;font-family:"Cormorant Garamond",serif;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq details p{color:var(--muted);margin:12px 0 4px}

/* Footer */
.site-footer{background:#080807;color:#d9d2c6;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1fr;gap:40px;margin-bottom:56px}
.site-footer .logo img{height:46px}
.site-footer h4{color:#fff;font-size:22px;margin-bottom:16px}
.site-footer a{display:block;padding:4px 0;color:#c9c2b5}
.site-footer a:hover{color:var(--gold)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8c8578;
}
.wa{
  position:fixed;right:22px;bottom:22px;z-index:900;
  width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;
  display:grid;place-items:center;box-shadow:0 10px 24px rgba(37,211,102,.35);
}
.wa:hover{transform:translateY(-2px)}
.to-top{
  position:fixed;right:22px;bottom:90px;z-index:900;width:42px;height:42px;
  border:1px solid rgba(255,255,255,.2);background:var(--ink);color:#fff;
  display:grid;place-items:center;opacity:0;pointer-events:none;transition:.3s;
}
.to-top.show{opacity:1;pointer-events:auto}

/* Lightbox */
.lb{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:2000;display:none;place-items:center;padding:40px}
.lb.open{display:grid}
.lb img{max-width:min(1100px,92vw);max-height:86vh;object-fit:contain}
.lb button{position:absolute;top:20px;right:24px;background:transparent;border:0;color:#fff;font-size:32px;cursor:pointer}

/* Misc */
.quote{
  font-family:"Cormorant Garamond",serif;font-size:clamp(28px,4vw,44px);
  line-height:1.3;max-width:18em;margin:0 auto;text-align:center;
}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{padding:8px 0}
.stat b{display:block;font-family:"Cormorant Garamond",serif;font-size:48px;font-weight:500}
.cta-band{
  background:linear-gradient(120deg,rgba(0,0,0,.72),rgba(0,0,0,.45)),url("../images/slider-img3.jpg") center/cover;
  color:#fff;text-align:center;padding:110px 20px;
}
.cta-band h2{font-size:clamp(36px,5vw,62px);color:#fff}

@media (max-width:1100px){
  :root{--nav-h:72px}
  .nav,.header-cta{display:none !important}
  .burger{display:block}
  .header-call{display:grid}
  .logo img{height:40px}
  .service-grid,.process,.stats,.featured-grid{grid-template-columns:1fr 1fr}
  .featured-grid{grid-template-rows:auto}
  .featured-grid a:first-child{grid-row:auto;min-height:280px}
  .split,.service-detail,.footer-grid{grid-template-columns:1fr 1fr}
  .project-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:860px){
  section{padding:64px 0}
  .split,.service-detail,.office-grid,.map-grid,.form,.footer-grid,.service-grid,.process,.stats,.featured-grid,.contact-wrap{
    grid-template-columns:1fr;gap:24px;
  }
  .process article{border-right:0;border-bottom:1px solid var(--line);padding:28px 0}
  .split-media img,.service-detail img{height:280px}
  .split-media .float-card{left:12px;bottom:12px;max-width:200px;padding:18px}
  .project-grid{grid-template-columns:1fr 1fr;gap:8px}
  .hero{min-height:100svh}
  .hero-content{min-height:100svh;padding:100px 20px 88px}
  .hero h1{font-size:clamp(34px,11vw,56px)}
  .hero .sub{letter-spacing:.1em;font-size:13px}
  .hero-nav{right:20px;bottom:80px}
  .scroll-hint{display:none}
  .page-hero{min-height:42vh;padding:110px 0 40px}
  .page-hero h1{font-size:clamp(32px,10vw,48px)}
  .container{width:calc(100% - 32px)}
  .filters{gap:8px}
  .filter-btn{padding:8px 12px;font-size:10px}
  .form{padding:22px 18px}
  .office{padding:28px 22px}
  .map-grid iframe{height:260px}
  .footer-grid{gap:28px}
  .cta-band{padding:72px 20px}
  .cta-band h2{font-size:clamp(28px,8vw,44px)}
  .btn{padding:12px 18px}
  .wa{right:16px;bottom:16px;width:52px;height:52px}
  .to-top{right:16px;bottom:78px}
  .value-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stat b{font-size:36px}
  .section-head{margin-bottom:36px}
}
@media (max-width:480px){
  .project-grid{grid-template-columns:1fr 1fr}
  .hero .btn,.page-hero .btn{width:100%;justify-content:center}
}