/* Safir06 — renkler logodan: kömür siyahı ve kesim turuncusu; köşeler logodaki altıgenden */
:root{
  --bg:#FBFAF7;
  --bg-2:#F0EEE8;
  --coal:#161616;
  --coal-2:#242424;
  --fire:#FF7A00;
  --fire-ink:#1A0D00;
  --mist:#D9D6CE;

  --font:"Red Hat Display", system-ui, sans-serif;
  --pad:clamp(16px, 3.2vw, 48px);
  --gap:clamp(100px, 12vw, 200px);
  --h1:clamp(42px, 5.2vw, 86px);
  --h2:clamp(32px, 4.2vw, 64px);
  --h3:clamp(24px, 2.2vw, 34px);
  --body:clamp(17px, 1.15vw, 19px);
  --lede:clamp(19px, 1.45vw, 22px);
  --cut:clamp(18px, 2.4vw, 36px);
  --ease:cubic-bezier(.22,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:86px}
body{margin:0;background:var(--bg);color:var(--coal);font-family:var(--font);font-size:var(--body);line-height:1.55;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
[hidden]{display:none!important}
figure{margin:0}
h1,h2,h3{margin:0;font-weight:850;letter-spacing:-.03em;line-height:1;text-wrap:balance}
h2{font-size:var(--h2)}
h3{font-size:var(--h3);font-weight:800;letter-spacing:-.02em}
p{margin:0}
a{color:inherit}
::selection{background:var(--fire);color:var(--fire-ink)}
:focus-visible{outline:3px solid var(--fire);outline-offset:3px}
/* altıgen köşe: sol üst ve sağ alt kesik */
.cut{clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut))}

/* Düğmeler: altıgen uçlu */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 30px;border:0;cursor:pointer;font:750 17px/1 var(--font);text-decoration:none;clip-path:polygon(14px 0,calc(100% - 14px) 0,100% 50%,calc(100% - 14px) 100%,14px 100%,0 50%);transition:transform .2s var(--ease),background-color .2s}
.btn:active{transform:scale(.97)}
.btn--fire{background:var(--fire);color:var(--fire-ink)}
.btn--fire:hover{background:#ff9230}
.btn--ink{background:var(--coal);color:#fff}
.btn--ink:hover{background:#333}
.btn--lg{min-height:58px;font-size:19px;padding:0 38px}

/* Üst */
.hd{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:28px;padding:12px var(--pad);background:var(--bg)}
.hd__brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.hd__mark{height:46px;width:auto}
.hd__word{height:26px;width:auto}
.hd__nav{display:flex;gap:24px;margin-left:auto}
.hd__nav a{text-decoration:none;font-weight:650;font-size:17px;padding:8px 0;position:relative}
.hd__nav a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:3px;background:var(--fire);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.hd__nav a:hover::after{transform:scaleX(1)}

/* İlk ekran */
.top{display:grid;grid-template-columns:6fr 6fr;gap:clamp(24px,4vw,64px);align-items:center;padding:clamp(24px,3vw,48px) var(--pad) clamp(40px,4vw,64px)}
.top h1{font-size:var(--h1);letter-spacing:-.045em;line-height:.95}
.top__sub{font-size:var(--lede);line-height:1.5;margin-top:28px;max-width:30em}
.top__btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.top__pic{clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut));overflow:hidden}
.top__pic img{width:100%;aspect-ratio:3/2;object-fit:cover;animation:settle 2s var(--ease) both}
@keyframes settle{from{transform:scale(1.07)}to{transform:none}}

/* Dört kelime bandı */
.words{background:var(--coal);color:#fff;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px 28px;padding:clamp(20px,2.4vw,34px) var(--pad);font-weight:850;font-size:clamp(26px,3.6vw,56px);letter-spacing:-.03em;line-height:1}
.words span:nth-child(even){color:var(--fire)}

/* Hizmetler */
.svc{padding:var(--gap) var(--pad) 0}
.svc__grid{display:grid;grid-template-columns:6fr 6fr;gap:clamp(24px,4vw,64px);margin-top:56px;align-items:start}
.svc__list{display:grid;gap:clamp(28px,3vw,44px)}
.svc__item{padding-left:clamp(20px,2vw,28px);position:relative}
.svc__item::before{content:"";position:absolute;left:0;top:.2em;width:8px;height:calc(100% - .2em);background:var(--fire)}
.svc__item p{margin-top:12px;max-width:32em}
.svc__pic{position:sticky;top:100px;clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut))}
.svc__pic img{width:100%;aspect-ratio:4/5;object-fit:cover}

/* Büküm hesabı */
.bend{margin-top:var(--gap);background:var(--bg-2);padding:var(--gap) var(--pad)}
.bend__head{display:grid;grid-template-columns:6fr 6fr;gap:clamp(24px,4vw,64px);align-items:end}
.bend__head p{font-size:var(--lede);line-height:1.5;max-width:32em}
.bend__grid{display:grid;grid-template-columns:6fr 6fr;gap:clamp(20px,3vw,44px);margin-top:56px;align-items:start}
.bend__form{display:grid;gap:20px}
.seg{border:0;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.seg legend{font-size:15px;font-weight:700;margin-bottom:10px;padding:0}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:flex;align-items:center;justify-content:center;min-height:56px;background:#fff;font-weight:750;font-size:18px;cursor:pointer;transition:background-color .2s,color .2s}
.seg label:hover span{background:var(--mist)}
.seg input:checked + span{background:var(--coal);color:#fff}
.seg input:focus-visible + span{outline:3px solid var(--fire);outline-offset:2px}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.bend__form label{display:flex;flex-direction:column;gap:6px;font-size:15px;font-weight:700;min-width:0}
.bend__form input[type=number]{font:600 19px/1.2 var(--font);color:var(--coal);background:#fff;border:2px solid transparent;border-radius:0;padding:12px;min-height:52px;width:100%}
.bend__form input:focus{outline:none;border-color:var(--fire)}
.qty{max-width:220px}
.bend__go{width:100%}
.bend__msg{background:#fff;padding:16px;white-space:pre-line;font-size:16px}
.bend__out{background:var(--coal);color:#fff;padding:clamp(18px,2.4vw,32px);clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut))}
.bend__out svg{width:100%;height:auto;display:block;background:var(--coal-2)}
.bend__nums{display:grid;gap:8px;margin-top:20px}
.bend__nums b{font-weight:850}
.bend__main{display:flex;align-items:baseline;flex-wrap:wrap;gap:12px;margin-bottom:6px}
.bend__main b{font-size:clamp(56px,6.4vw,104px);letter-spacing:-.045em;line-height:.9;color:var(--fire)}
.bend__main span{font-weight:700;font-size:var(--lede)}

/* Metal ve inşaat */
.steel{display:grid;grid-template-columns:7fr 5fr;gap:clamp(24px,4vw,64px);padding:var(--gap) var(--pad) 0;align-items:center}
.steel__pic{clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut))}
.steel__pic img{width:100%;aspect-ratio:3/2;object-fit:cover}
.steel__copy p{font-size:var(--lede);line-height:1.5;margin-top:24px}
.steel__copy ul{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:8px}
.steel__copy li{background:var(--bg-2);padding:14px 18px;font-weight:700}
.steel__copy li::before{content:"";display:inline-block;width:10px;height:10px;background:var(--fire);margin-right:12px;clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%)}

.texture{margin-top:var(--gap);height:clamp(160px,22vw,320px);overflow:hidden}
.texture img{width:100%;height:100%;object-fit:cover;transform:scale(1.1);will-change:transform}

/* Sipariş */
.order{padding:var(--gap) var(--pad) 0}
.order__row{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px);margin-top:48px}
.order__row > div{background:var(--coal);color:#fff;padding:clamp(22px,2.4vw,36px);clip-path:polygon(var(--cut) 0,100% 0,100% calc(100% - var(--cut)),calc(100% - var(--cut)) 100%,0 100%,0 var(--cut))}
.order__row h3{color:var(--fire);margin-bottom:12px}
.order__row > div:last-child{background:var(--fire);color:var(--fire-ink)}
.order__row > div:last-child h3{color:var(--fire-ink)}

/* Ulaşım */
.visit{display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,4vw,64px);padding:var(--gap) var(--pad) clamp(72px,8vw,128px);align-items:center}
.visit address{font-style:normal;font-size:clamp(22px,2vw,30px);line-height:1.35;margin:26px 0 28px}
.visit__pic img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#fff}

/* Son */
.ft{background:var(--coal);color:#fff;padding:clamp(48px,6vw,96px) var(--pad) 28px;display:grid;justify-items:center;text-align:center}
.ft__logo{width:min(70%,520px);height:auto}
.ft__row{width:100%;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;font-weight:600;text-align:left}
.ft__row a{font-size:14px}

/* Hareket */
.sf-js [data-show]{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--o,0) * 70ms)}
.sf-js [data-show].on{opacity:1;transform:none}
.bend__main b{display:inline-block;transition:transform .2s var(--ease)}
.bend__main b.pop{transform:scale(1.05)}
#profile path.p{transition:d .5s var(--ease)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .sf-js [data-show]{opacity:1;transform:none;transition:none}
  .top__pic img{animation:none}
  .texture img{transform:none!important}
}

/* Tablet */
@media (max-width:1080px){
  .hd__nav{display:none}
  .hd__cta{margin-left:auto}
  .top,.svc__grid,.bend__head,.bend__grid,.steel,.visit{grid-template-columns:1fr}
  .svc__pic{position:static}
  .svc__pic img{aspect-ratio:16/10}
  .order__row{grid-template-columns:1fr}
}
/* Telefon */
@media (max-width:640px){
  .hd__mark{height:38px}
  .hd__word{height:20px}
  .hd__cta{min-height:42px;font-size:15px;padding:0 20px}
  .top__btns .btn{flex:1 1 100%}
  .trio{grid-template-columns:1fr 1fr}
  .words{justify-content:flex-start}
  .ft__logo{width:84%}
  .ft__row{flex-direction:column}
}