/* Layout: çok sayfalı klasik firma sitesi — üst iletişim şeridi, logo + menü, beyaz zemin, antrasit siyah, ince altın detaylar */
:root{
  --bg:#ffffff; --alt:#f5f5f3; --ink:#1c1d1f; --muted:#66686b; --line:#e6e6e3;
  --dark:#1c1d1f; --ondark:#f4f4f2; --gold:#a8884c; --goldlite:#c9ab6c; --btn:#1c1d1f; --onbtn:#ffffff;
  --hero1:#ffffff; --hero2:#f0f0ee; --heroink:#1c1d1f; --herostripe:rgba(28,29,31,.13);
  --head:"Cormorant Garamond","Garamond","Times New Roman",serif;
  --body:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#151617; --alt:#1c1d1f; --ink:#eeeeec; --muted:#a6a7a9; --line:#2d2e31;
  --dark:#0d0e0f; --ondark:#eeeeec; --gold:#c9ab6c; --goldlite:#d6bb83; --btn:#eeeeec; --onbtn:#151617;
  --hero1:#151617; --hero2:#1f2022; --heroink:#eeeeec; --herostripe:rgba(201,171,108,.25); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#151617; --alt:#1c1d1f; --ink:#eeeeec; --muted:#a6a7a9; --line:#2d2e31;
  --dark:#0d0e0f; --ondark:#eeeeec; --gold:#c9ab6c; --goldlite:#d6bb83; --btn:#eeeeec; --onbtn:#151617;
  --hero1:#151617; --hero2:#1f2022; --heroink:#eeeeec; --herostripe:rgba(201,171,108,.25); color-scheme:dark}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15.5px;line-height:1.75;min-height:100vh;display:flex;flex-direction:column}
main{flex:1 0 auto}
img{max-width:100%}
[hidden]{display:none!important}
.wrap{max-width:1140px;margin:0 auto;padding-inline:clamp(16px,4vw,32px)}
h1,h2,h3,.lead,.clist .big{font-variant-numeric:lining-nums}
h1,h2,h3{font-family:var(--head);font-weight:600;margin:0;line-height:1.15;text-wrap:balance}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* Üst şerit */
.topbar{background:var(--dark);color:var(--ondark);font-size:12.5px;letter-spacing:.02em}
.topbar .wrap{display:flex;justify-content:space-between;gap:6px 24px;flex-wrap:wrap;padding-block:8px}
.topbar span{opacity:.85}
.topbar b{font-weight:700}

/* Menü */
header.site{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:env(safe-area-inset-top,0px);z-index:5}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px 24px;padding-block:12px;flex-wrap:wrap}
.logo{height:62px;width:auto;display:block}
nav{display:flex;gap:6px 30px;flex-wrap:wrap}
nav a{text-decoration:none;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;padding-block:8px;border-bottom:2px solid transparent;color:var(--muted)}
nav a:hover{color:var(--ink)}
nav a[aria-current="page"]{color:var(--ink);border-color:var(--gold)}

/* Ana sayfa karşılama */
.hero,.pagehead{background:linear-gradient(110deg,var(--hero1) 0%,var(--hero1) 45%,var(--hero2) 100%);color:var(--heroink);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero .wrap{padding-block:clamp(64px,10vw,124px);position:relative}
.hero::after{font-variant-numeric:lining-nums;content:"1980";position:absolute;right:clamp(-20px,2vw,40px);bottom:-0.18em;
  font-family:var(--head);font-weight:500;font-size:clamp(140px,24vw,320px);line-height:1;letter-spacing:-.02em;
  color:transparent;-webkit-text-stroke:1.5px var(--herostripe);pointer-events:none;user-select:none}
.hero .wrap::before{content:"";position:absolute;left:clamp(16px,4vw,32px);top:clamp(64px,10vw,124px);width:1px;height:calc(100% - 2*clamp(64px,10vw,124px));background:var(--gold)}
.hero-text{padding-left:clamp(20px,3vw,36px)}
.pagehead h1::after{content:"";display:block;width:56px;height:2px;background:var(--gold);margin-top:18px}
.hero-text{position:relative;z-index:1;max-width:640px}
.since{color:var(--gold);letter-spacing:.32em;font-size:12.5px;font-weight:700;text-transform:uppercase}
.hero h1{font-size:clamp(46px,8vw,96px);font-weight:500;line-height:1.02;margin-block:0 24px;letter-spacing:-.005em}
.hero p{font-size:17px;opacity:.8;max-width:50ch}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.btn{display:inline-block;padding:13px 28px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border:1.5px solid var(--btn);transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px -10px var(--ink)}
.btn.gold{background:var(--btn);color:var(--onbtn)}
.btn.line{color:var(--heroink);border-color:var(--heroink)}
@media (prefers-reduced-motion:reduce){.btn{transition:none}.btn:hover{transform:none}}
.btn.dark{border-color:var(--ink);color:var(--ink)}

/* Alt sayfa başlığı */
.pagehead .wrap{padding-block:clamp(40px,6vw,72px);position:relative;z-index:1}
.pagehead h1{font-size:clamp(36px,5vw,54px);font-weight:500}
.crumb{font-size:12.5px;letter-spacing:.06em;opacity:.75;margin-top:10px}
.crumb a{text-decoration:none}
.crumb a:hover{color:var(--gold)}

section{padding-block:clamp(56px,8vw,96px)}
section.alt{background:var(--alt)}
.title{display:grid;gap:14px;margin-bottom:36px}
.title h2{font-size:clamp(30px,4vw,42px)}
.title::after{content:"";width:56px;height:2px;background:var(--gold)}
.proj .ph{transition:border-color .2s}
.proj:hover .ph{border-color:var(--gold)}
.lead{font-family:var(--head);font-size:clamp(22px,2.6vw,28px);line-height:1.4;font-weight:500;max-width:34ch}
.muted{color:var(--muted)}
.more{display:inline-block;margin-top:24px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}

/* İki sütun */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,6vw,80px);align-items:start}
.split>*{min-width:0}
.prose p{max-width:62ch;color:var(--muted)}
.prose p+p{margin-top:16px}

.facts{margin:0;border-top:1px solid var(--line)}
.facts div{display:grid;grid-template-columns:130px 1fr;gap:12px;padding-block:16px;border-bottom:1px solid var(--line)}
.facts dt{font-size:13px;color:var(--muted)}
.facts dd{margin:0;font-weight:600}

/* Projeler */
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.5vw,32px)}
.proj{display:grid;gap:14px;align-content:start}
.ph{display:block;width:100%;aspect-ratio:4/5;max-width:100%;object-fit:cover;object-position:center 60%;background:var(--alt);border:1px solid var(--line)}
.others{margin-top:clamp(48px,7vw,80px)}
.others h2{font-size:clamp(24px,3vw,30px);margin-bottom:16px}
.others ul{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.others li{display:flex;justify-content:space-between;gap:16px;padding-block:16px;border-bottom:1px solid var(--line);font-family:var(--head);font-size:22px;font-weight:600}
.others li span{font-family:var(--body);font-size:13.5px;font-weight:400;color:var(--muted)}
.proj h3{font-size:24px}
.proj span{font-size:13.5px;color:var(--muted)}

/* İletişim */
.contact{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{border:1px solid var(--line);padding:26px;display:grid;gap:8px;align-content:start;min-width:0;background:var(--bg)}
.card h3{font-family:var(--body);font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.card .v{font-size:17px;font-weight:600;overflow-wrap:anywhere;user-select:all}
.copy{justify-self:start;margin-top:6px;background:none;border:1px solid var(--line);color:var(--muted);font:600 12px var(--body);padding:6px 12px;cursor:pointer}
.copy:hover{color:var(--ink);border-color:var(--ink)}
.maplink{margin-top:6px;font-size:13.5px;font-weight:700;color:var(--gold)}
/* İletişim sayfası */
.cpage{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(28px,5vw,64px);align-items:stretch}
.cpage>*{min-width:0}
.cinfo .lead{margin-bottom:36px}
.clist{margin:0;border-top:1px solid var(--line)}
.clist div{display:grid;grid-template-columns:110px 1fr;gap:12px;padding-block:22px;border-bottom:1px solid var(--line);align-items:baseline}
.clist dt{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.clist dd{margin:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 16px;min-width:0}
.clist .big{font-family:var(--head);font-size:clamp(24px,3vw,30px);font-weight:600;overflow-wrap:anywhere;user-select:all}
.clist a.big{text-decoration:none}
.clist a.big:hover{color:var(--gold)}
.office{background:var(--dark);color:var(--ondark);padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;justify-content:flex-end;min-height:380px;border-top:2px solid var(--gold)}
.office h2{font-size:clamp(32px,4vw,44px);font-weight:500;margin-block:14px 16px}
.office p{opacity:.8}
.btn.light{background:var(--ondark);border-color:var(--ondark);color:var(--dark)}
.btn.ghost{color:var(--ondark);border-color:var(--gold)}

/* Alt bant */
.band{background:var(--dark);color:var(--ondark)}
.band .btn.gold{background:transparent;border-color:var(--gold);color:var(--ondark)}
.band .btn.gold:hover{background:var(--gold);color:#fff}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-block:40px}
.band h2{font-size:clamp(26px,3vw,34px)}

footer{background:var(--dark);color:var(--ondark);font-size:13px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px 24px;flex-wrap:wrap}
.fcta{padding-block:clamp(40px,6vw,64px);border-bottom:1px solid rgba(255,255,255,.12)}
.fcta h2{font-size:clamp(26px,3vw,36px);font-weight:500}
.fcta .btn.gold{background:transparent;border-color:var(--gold);color:var(--ondark)}
.fcta .btn.gold:hover{background:var(--gold);color:#fff}
.fbottom{padding-block:24px}
.fbottom span{opacity:.7}

@media (max-width:900px){
  .projects{grid-template-columns:repeat(2,1fr)}
  .split,.contact,.cpage{grid-template-columns:1fr}
  .office{min-height:300px}
  .hero::after{opacity:.6}
}
@media (max-width:620px){
  .projects{grid-template-columns:1fr}
}
@media (max-width:560px){
  nav{gap:4px 18px}
  .logo{height:52px}
  .facts div,.clist div{grid-template-columns:1fr;gap:4px}
}