:root{--siyah:#161616;--kirik:#F5F4F0;--beyaz:#FFFFFF;--lacivert:#131F38;--gri:#E8E8E8;--orta:#6f6f6b;--cizgi:rgba(22,22,22,.14)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Manrope,Inter,system-ui,sans-serif;color:var(--siyah);background:var(--kirik);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.k{max-width:1440px;margin:0 auto;padding:0 56px}
.etiket{font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase}
.dev{font-weight:700;letter-spacing:-.035em;line-height:.95}
.ok{display:inline-flex;gap:14px;align-items:center;font-size:13px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;border-bottom:1px solid currentColor;padding-bottom:6px;transition:gap .3s}
.ok:hover{gap:22px}
.temsili{position:absolute;left:16px;bottom:14px;font-size:10px;letter-spacing:.2em;text-transform:uppercase;opacity:.7}

/* menü */
nav{position:fixed;inset:0 0 auto 0;z-index:50;color:var(--beyaz);transition:background .35s,color .35s,border-color .35s;border-bottom:1px solid rgba(255,255,255,.18)}
nav .k{display:flex;align-items:center;justify-content:space-between;height:84px}
nav.dolu{background:rgba(245,244,240,.96);backdrop-filter:blur(10px);color:var(--siyah);border-color:var(--cizgi)}
.marka{font-weight:800;letter-spacing:.16em;font-size:15px}
.marka .er{color:#C8CDD7}.marka .dagi{color:#F28C28}.marka .muh{color:#96A5BE}
nav.dolu .marka .er{color:#6E788C}nav.dolu .marka .muh{color:var(--lacivert)}
.marka small{display:block;font-weight:500;font-size:10px;letter-spacing:.3em;opacity:.65;margin-top:3px}
.menu{display:flex;gap:34px;font-size:14px;font-weight:500}
.menu a{position:relative;padding:4px 0}
.menu a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:currentColor;transition:width .3s}
.menu a:hover::after,.menu a.aktif::after{width:100%}
.hamburger{display:none;width:28px;height:12px;border-top:1.5px solid currentColor;border-bottom:1.5px solid currentColor}

/* hero */
.hero{position:relative;min-height:100vh;background:var(--lacivert);color:var(--beyaz);overflow:hidden;display:flex;align-items:flex-end}
.hero svg.cizim{position:absolute;inset:0;width:100%;height:100%;opacity:.55}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,31,56,.1) 0%,rgba(19,31,56,.0) 40%,rgba(10,15,28,.85) 100%)}
.hero .k{position:relative;z-index:2;width:100%;padding-bottom:88px}
.hero h1{font-size:clamp(40px,8.2vw,150px)}
.hero-alt{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-top:48px;padding-top:28px;border-top:1px solid rgba(255,255,255,.25)}
.hero-alt p{font-size:20px;font-weight:400;max-width:560px;line-height:1.5;opacity:.88}
.koord{position:absolute;right:56px;top:120px;z-index:2;text-align:right;font-size:11px;letter-spacing:.2em;opacity:.6;line-height:2}

/* biz kimiz */
section{padding:160px 0}
.bolum-bas{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--cizgi);padding-top:22px;margin-bottom:90px}
.bolum-bas span:last-child{color:var(--orta)}
.biz{display:grid;grid-template-columns:7fr 5fr;gap:80px;align-items:end}
.biz h2{font-size:clamp(44px,6.4vw,104px)}
.biz p{font-size:21px;line-height:1.6;color:#3a3a37;margin-bottom:40px}
.rakamlar{display:grid;grid-template-columns:repeat(3,1fr);margin-top:120px;border-top:1px solid var(--cizgi)}
.rakamlar div{padding:34px 0;border-right:1px solid var(--cizgi);padding-left:28px}
.rakamlar div:first-child{padding-left:0}
.rakamlar div:last-child{border-right:0}
.rakamlar b{display:block;font-size:64px;font-weight:700;letter-spacing:-.04em}
.rakamlar span{color:var(--orta);font-size:14px}

/* faaliyet */
.faaliyet{background:var(--beyaz)}
.alan{display:grid;grid-template-columns:140px 1fr 1fr;gap:40px;padding:56px 0;border-top:1px solid var(--cizgi);transition:background .4s}
.alan:last-child{border-bottom:1px solid var(--cizgi)}
.alan .no{font-size:18px;font-weight:600;color:var(--orta)}
.alan h3{font-size:clamp(34px,4vw,60px);font-weight:700;letter-spacing:-.03em;line-height:1}
.alan ul{list-style:none;columns:2;column-gap:32px;font-size:16px;line-height:1.5}
.alan li{padding:8px 0;border-bottom:1px solid var(--gri);break-inside:avoid}
.alan:hover h3{color:var(--lacivert)}

/* projeler */
.proje-izgara{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.proje{grid-column:span 7}
.proje:nth-child(2){grid-column:span 5;margin-top:180px}
.proje:nth-child(3){grid-column:span 5}
.proje:nth-child(4){grid-column:span 7;margin-top:-120px}
.foto{position:relative;background:var(--gri);overflow:hidden;color:var(--siyah)}
.foto .ic{position:absolute;inset:0;transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.proje:hover .foto .ic{transform:scale(1.04)}
.f1{aspect-ratio:4/3}.f2{aspect-ratio:3/4}.f3{aspect-ratio:1/1}.f4{aspect-ratio:16/10}
.bilgi{display:grid;grid-template-columns:1fr auto;gap:6px 20px;padding:22px 0;border-bottom:1px solid var(--cizgi)}
.bilgi h4{font-size:24px;font-weight:700;letter-spacing:-.02em}
.bilgi .meta{grid-column:1;font-size:14px;color:var(--orta)}
.bilgi .ok{grid-row:1/3;grid-column:2;align-self:center;font-size:11px}
.uyari{margin-top:56px;font-size:13px;color:var(--orta)}

/* dijital */
.dijital{background:var(--siyah);color:var(--beyaz)}
.dijital .bolum-bas{border-color:rgba(255,255,255,.2)}
.dijital .bolum-bas span:last-child{color:#9a9a96}
.dijital h2{font-size:clamp(52px,8.6vw,148px)}
.dijital .giris{font-size:21px;opacity:.75;max-width:620px;margin:40px 0 110px;line-height:1.55}
.urun-ana{display:grid;grid-template-columns:6fr 5fr;gap:80px;align-items:center;padding-bottom:110px;border-bottom:1px solid rgba(255,255,255,.2)}
.ekran{position:relative;aspect-ratio:4/3.3;background:var(--lacivert);display:flex;align-items:center;justify-content:center;gap:28px;overflow:hidden}
.telefon{width:190px;aspect-ratio:9/19;border-radius:26px;background:#0b1222;border:6px solid #23314f;position:relative;overflow:hidden;box-shadow:0 40px 80px rgba(0,0,0,.45)}
.telefon:nth-child(2){transform:translateY(40px)}
.telefon .bar{height:40px;background:#f5f4f0;display:flex;align-items:center;padding:0 12px;font-size:8px;font-weight:800;letter-spacing:.12em;color:#131F38}
.telefon svg{display:block;width:100%}
.urun-ana h3{font-size:72px;font-weight:800;letter-spacing:-.04em}
.urun-ana p{font-size:19px;line-height:1.6;opacity:.8;margin:20px 0 28px}
.durum{display:inline-block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;border:1px solid rgba(255,255,255,.4);padding:7px 12px;margin-bottom:28px}
.urunler{display:grid;grid-template-columns:repeat(3,1fr)}
.urun{padding:44px 36px 44px 0;border-right:1px solid rgba(255,255,255,.2)}
.urun+.urun{padding-left:36px}
.urun:nth-child(3n){border-right:0}.urun:nth-child(3n+1){padding-left:0}
.urun:last-child{border-right:0}
.urun h4{font-size:30px;font-weight:700;letter-spacing:-.02em;margin:18px 0 10px}
.urun p{opacity:.7;line-height:1.55;font-size:15px;min-height:70px}
.urun .durum{margin:18px 0 0}

/* bilgi merkezi */
.konular{border-top:1px solid var(--cizgi)}
.konu{display:grid;grid-template-columns:100px 1fr 220px 40px;align-items:center;padding:30px 0;border-bottom:1px solid var(--cizgi);transition:padding .35s}
.konu:hover{padding-left:16px}
.konu .no{color:var(--orta);font-size:14px}
.konu h4{font-size:clamp(24px,2.6vw,38px);font-weight:600;letter-spacing:-.02em}
.konu span{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--orta)}
.konu i{font-style:normal;font-size:22px;text-align:right}

/* iletişim */
.iletisim{background:var(--beyaz)}
.iletisim h2{font-size:clamp(52px,8.4vw,144px)}
.ilt{display:grid;grid-template-columns:5fr 7fr;gap:100px;margin-top:100px}
.ilt dl div{padding:22px 0;border-top:1px solid var(--cizgi)}
.ilt dt{margin-bottom:8px;color:var(--orta)}
.ilt dd{font-size:20px;line-height:1.5}
.ilt .en{font-size:13px;color:var(--orta);line-height:1.7}
form{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.alanf{display:flex;flex-direction:column;border-bottom:1px solid var(--siyah);padding:18px 0 10px;margin-bottom:24px}
.alanf.tam{grid-column:1/3}
.alanf label{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--orta)}
.alanf input,.alanf textarea,.alanf select{border:0;background:transparent;font:inherit;font-size:18px;padding:10px 0 4px;outline:0;resize:none;color:var(--siyah)}
.gonder{grid-column:1/3;justify-self:start;margin-top:12px;background:var(--siyah);color:var(--beyaz);border:0;font:inherit;font-size:13px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;padding:22px 42px;cursor:pointer}
.gonder:hover{background:var(--lacivert)}

/* footer */
footer{background:var(--siyah);color:var(--beyaz);padding:110px 0 40px}
.dev-ad{font-size:clamp(48px,10.4vw,178px);font-weight:800;letter-spacing:-.045em;line-height:.9;border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:60px}
.alt-menu{display:flex;flex-wrap:wrap;gap:16px 48px;padding:44px 0;font-size:15px;border-bottom:1px solid rgba(255,255,255,.2)}
.yasal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px 32px;padding-top:28px;font-size:13px;opacity:.6}
.yasal div{display:flex;gap:28px}

/* animasyon */
.g{opacity:0;transform:translateY(40px);transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1)}
.g.var{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.g{opacity:1;transform:none;transition:none}}

/* mobil menü paneli */
.panel{position:fixed;inset:0;z-index:60;background:var(--lacivert);color:var(--beyaz);display:flex;flex-direction:column;padding:0 20px 32px;transform:translateY(-100%);transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.panel.acik{transform:none}
.panel .ust{display:flex;justify-content:space-between;align-items:center;height:68px;border-bottom:1px solid rgba(255,255,255,.2)}
.panel .kapat{font-size:12px;font-weight:700;letter-spacing:.2em;background:none;border:0;color:inherit;font-family:inherit}
.panel a.m{display:flex;justify-content:space-between;align-items:baseline;font-size:34px;font-weight:700;letter-spacing:-.03em;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14)}
.panel a.m span{font-size:12px;font-weight:500;opacity:.5;letter-spacing:.1em}
.panel .alt{margin-top:auto;font-size:13px;opacity:.7;line-height:1.8}

/* mobil */
@media (max-width:900px){
  .k{padding:0 20px}
  nav .k{height:68px}
  .marka{font-size:13px}
  .menu{display:none}.hamburger{display:block;cursor:pointer;background:none;border-left:0;border-right:0;padding:0}
  section{padding:96px 0}
  html{scrollbar-width:none}
  .hero h1{font-size:8.6vw}
  .hero .k{padding-bottom:56px}
  .hero-alt{margin-top:32px;gap:28px}
  .hero-alt p{font-size:17px}
  .biz h2,.dijital h2,.iletisim h2{font-size:10vw}
  #projeler h2,#bilgi h2{font-size:12vw!important;margin-bottom:56px!important}
  .bolum-bas{margin-bottom:48px}
  .biz p,.dijital .giris{font-size:17px}
  .dijital .giris{margin:28px 0 56px}
  .rakamlar{margin-top:64px}
  .rakamlar b{font-size:44px}
  .alan{padding:36px 0}
  .alan h3{font-size:32px}
  .alan .no{font-size:14px}
  .urun-ana{padding-bottom:56px}
  .urun-ana h3{font-size:48px}
  .ekran{aspect-ratio:4/4.4}
  .telefon{width:160px}.telefon:nth-child(1){transform:none}
  .proje-izgara{grid-template-columns:1fr;gap:44px}
  .bilgi h4{font-size:20px}
  .konu{padding:22px 0}
  .ilt{margin-top:56px}
  .ilt dd{font-size:17px}
  .gonder{width:100%;justify-self:stretch}
  footer{padding:72px 0 32px}
  .dev-ad{font-size:12.5vw;padding-bottom:40px}
  .alt-menu{gap:14px 28px;padding:32px 0}
  .yasal,.yasal div{flex-direction:column;gap:10px}
}
@media (max-width:900px) and (min-width:0){
  .biz,.urun-ana,.ilt{grid-template-columns:1fr;gap:48px}
  .alan{grid-template-columns:1fr;gap:16px}
  .alan ul{columns:1}
  .proje,.proje:nth-child(n){grid-column:1/-1;margin-top:0}
  .urunler{grid-template-columns:1fr}
  .urun,.urun+.urun{padding:32px 0;border-right:0;border-bottom:1px solid rgba(255,255,255,.2)}
  .konu{grid-template-columns:48px 1fr 24px}.konu span:not(.no){display:none}
  form{grid-template-columns:1fr}.alanf.tam,.gonder{grid-column:1}
  .rakamlar{grid-template-columns:1fr}.rakamlar div{border-right:0;border-bottom:1px solid var(--cizgi);padding-left:0}
  .hero-alt{flex-direction:column;align-items:flex-start}
  .koord{display:none}
  .ekran .telefon:nth-child(2){display:none}
}

/* alt sayfalar */
.sayfa-bas{position:relative;background:var(--lacivert);color:var(--beyaz);padding:220px 0 96px;overflow:hidden}
.sayfa-bas svg.cizim{position:absolute;inset:0;width:100%;height:100%;opacity:.5}
.sayfa-bas .k{position:relative}
.sayfa-bas h1{font-size:clamp(44px,7.4vw,136px)}
.sayfa-bas p{font-size:21px;max-width:680px;line-height:1.55;opacity:.85;margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.25)}
.yol{font-size:12px;letter-spacing:.22em;text-transform:uppercase;opacity:.6;margin-bottom:28px}
.yol a:hover{opacity:1;text-decoration:underline}
.iki{display:grid;grid-template-columns:4fr 8fr;gap:80px}
.iki .sol{position:sticky;top:120px;align-self:start}
.metin p{font-size:20px;line-height:1.7;color:#2c2c29;margin-bottom:28px;max-width:820px}
.metin h3{font-size:clamp(30px,3.2vw,48px);font-weight:700;letter-spacing:-.03em;line-height:1.05;margin:72px 0 24px}
.metin h3:first-child{margin-top:0}
.metin ul{list-style:none;border-top:1px solid var(--cizgi);margin-bottom:28px}
.metin li{font-size:18px;padding:16px 0;border-bottom:1px solid var(--cizgi)}
.alinti{font-size:clamp(32px,3.8vw,60px);font-weight:700;letter-spacing:-.03em;line-height:1.08}
.kunye{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--cizgi)}
.kunye div{padding:26px 26px 26px 0;border-bottom:1px solid var(--cizgi)}
.kunye dt{margin-bottom:8px;color:var(--orta)}
.kunye dd{font-size:19px;line-height:1.5}
.filtre{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:64px}
.filtre button{font:inherit;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;padding:12px 20px;border:1px solid var(--siyah);background:transparent;cursor:pointer}
.filtre button.secili,.filtre button:hover{background:var(--siyah);color:var(--beyaz)}
.bos{padding:120px 0;text-align:center;border:1px dashed var(--cizgi);color:var(--orta);font-size:18px;line-height:1.7}
.ozellik{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid rgba(255,255,255,.2)}
.ozellik div{padding:40px 40px 40px 0;border-bottom:1px solid rgba(255,255,255,.2)}
.ozellik div:nth-child(even){padding-left:40px;border-left:1px solid rgba(255,255,255,.2)}
.ozellik b{display:block;font-size:24px;letter-spacing:-.02em;margin-bottom:10px}
.ozellik span{opacity:.7;line-height:1.6}
.not{border-left:2px solid var(--siyah);padding:6px 0 6px 22px;font-size:16px;line-height:1.7;color:#3a3a37;max-width:820px}
.dijital .not{border-color:var(--beyaz);color:#cfcfcb}
.dugme{display:inline-block;background:var(--siyah);color:var(--beyaz);font-size:13px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;padding:20px 36px}
.dijital .dugme{background:var(--beyaz);color:var(--siyah)}
@media (max-width:900px){
  .sayfa-bas{padding:150px 0 64px}
  .sayfa-bas h1{font-size:8.6vw}
  .sayfa-bas p{font-size:17px}
  .iki,.kunye,.ozellik{grid-template-columns:1fr;gap:40px}
  .iki .sol{position:static}
  .metin p{font-size:17px}
  .metin li{font-size:16px}
  .ozellik div,.ozellik div:nth-child(even){padding:28px 0;border-left:0}
  .kunye{gap:0}
}

/* fotoğraflar */
.foto img.ic{width:100%;height:100%;object-fit:cover;display:block}
.kapak{height:min(78vh,820px);overflow:hidden;background:var(--gri)}
.kapak img{width:100%;height:100%;object-fit:cover;display:block}
.galeri{columns:2;column-gap:28px}
.galeri figure{break-inside:avoid;margin:0 0 28px}
.galeri img{width:100%;display:block}
.galeri figcaption{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--orta);padding:12px 0;border-bottom:1px solid var(--cizgi)}
@media (max-width:900px){.galeri{columns:1}.kapak{height:56vh}}

/* bilgi merkezi */
.konu-grup{border-top:1px solid var(--cizgi);margin-bottom:56px}
.konu-bas{display:flex;gap:28px;align-items:baseline;padding:22px 0}
.konu-bas .no{color:var(--orta);font-size:14px;min-width:72px}
.konu-bas h3{font-size:clamp(26px,2.6vw,38px);font-weight:700;letter-spacing:-.02em}
.yazi-satir{display:grid;grid-template-columns:72px 1fr 40px;grid-template-areas:". b i" ". p i";column-gap:28px;padding:22px 0;border-top:1px solid var(--gri);transition:padding .35s,background .35s}
.yazi-satir h4{grid-area:b;font-size:clamp(20px,1.8vw,26px);font-weight:600;letter-spacing:-.01em}
.yazi-satir p{grid-area:p;color:var(--orta);margin-top:6px;line-height:1.5;max-width:820px}
.yazi-satir i{grid-area:i;font-style:normal;font-size:22px;align-self:center;text-align:right}
a.yazi-satir:hover{padding-left:14px}
.bos-satir{color:var(--orta);display:block;padding-left:100px}
.yazi-baslik{font-size:clamp(40px,5.4vw,92px)!important;line-height:1.02!important}
.metin.yazi ul{margin-bottom:32px}
@media (max-width:900px){.yazi-satir{grid-template-columns:1fr 24px;grid-template-areas:"b i" "p i"}.konu-bas .no{min-width:0}.bos-satir{padding-left:0}.yazi-baslik{font-size:8.4vw!important}}
/* logo 01.11.2026 */

/* Mevzuat (ER rengi) / Yorumumuz (DAĞI rengi) kutuları */
.anahtar{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;margin:0 0 40px}
.anahtar span{display:inline-flex;align-items:center;gap:10px}
.anahtar span::before{content:"";width:14px;height:14px;border-radius:3px}
.anahtar .a-mev::before{background:#6E788C}.anahtar .a-yor::before{background:#F28C28}
.mevzuat,.yorum{max-width:820px;margin:0 0 28px;padding:22px 26px 6px;border-left:4px solid;border-radius:0 6px 6px 0}
.mevzuat{border-color:#6E788C;background:#ECEEF2}
.yorum{border-color:#F28C28;background:#FDF1E4}
.mevzuat .kaynak,.yorum .kaynak{display:block;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px}
.mevzuat .kaynak{color:#4E5668}.yorum .kaynak{color:#B85F0C}
.metin .mevzuat p{font-size:17px;line-height:1.65;color:#2f3440;font-style:italic;margin-bottom:16px}
.metin .yorum p{font-size:18px;line-height:1.65;margin-bottom:16px}
.metin .yorum ul{border-top:0;margin-bottom:16px}.metin .yorum li{font-size:17px;padding:8px 0;border-bottom:1px solid rgba(242,140,40,.25)}
@media (max-width:900px){.mevzuat,.yorum{padding:18px 18px 4px}.metin .mevzuat p{font-size:15px}.metin .yorum p{font-size:16px}}
.danis{max-width:820px;margin:64px 0 0;padding:30px 30px 14px;background:var(--lacivert);color:#fff;border-radius:6px;border-left:6px solid #F28C28}
.danis .kaynak{display:block;font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:#F28C28;margin-bottom:12px}
.metin .danis p{color:#E3E7EF;font-size:18px;margin-bottom:18px}
.danis-dugmeler{display:flex;flex-wrap:wrap;gap:12px}
.danis .dugme{background:#F28C28;color:#fff;border-color:#F28C28}
.danis .dugme.ikincil{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}
.metin .danis .danis-alt{font-size:14px;color:#9AA6BC;margin-top:4px}