@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

:root{
  --bg:#090b0b;
  --dark:#0f1111;
  --panel:#181818;
  --text:#f7f7f7;
  --muted:#bfc3c7;
  --orange:#f28b4e;
  --green:#20d36b;
  --max:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Roboto",Arial,Helvetica,sans-serif;font-weight:400;color:#111;background:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 32px));margin:auto}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:999}

/* HEADER */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:50;transition:.35s ease;pointer-events:none}
.site-header.transparent{background:linear-gradient(180deg,rgba(0,0,0,.52),rgba(0,0,0,.12),rgba(0,0,0,0));box-shadow:none}
.site-header.solid{background:transparent;box-shadow:none}
.site-header.solid .topbar{opacity:0;visibility:hidden;transform:translateY(-18px);height:0;overflow:hidden}

.topbar{height:36px;display:flex;align-items:center;justify-content:space-between;color:#fff;pointer-events:auto;transition:.3s ease}
.slogan{font-family:"Roboto",Arial,Helvetica,sans-serif;color:var(--orange);font-size:20px;font-weight:400;line-height:1;text-shadow:1px 1px 2px rgba(0,0,0,.75)}
.social{display:flex;align-items:center;gap:16px}
.social a{width:28px;height:28px;display:grid;place-items:center;color:#c8c8c8;opacity:.9;transition:.25s ease}
.social svg{width:18px;height:18px;fill:currentColor;display:block}
.social a:hover{color:var(--orange);transform:translateY(-2px)}

.navbar{height:76px;display:flex;align-items:center;justify-content:space-between;background:transparent;border:0;border-radius:0;padding:0 34px;backdrop-filter:none;transition:.35s ease;pointer-events:auto}
.site-header.transparent .navbar{background:transparent;border:0;box-shadow:none}
.site-header.solid .navbar{height:72px;background:rgba(5,5,5,.96);border-bottom:1px solid rgba(242,139,78,.55);box-shadow:0 14px 34px rgba(0,0,0,.36);backdrop-filter:blur(10px);border-radius:0 0 8px 8px}
.brand img{width:188px;height:auto}

.menu{display:flex;align-items:center;gap:28px;color:#fff;font-weight:700}
.menu a,.dropdown-link,.dropdown-toggle{font-size:14px;color:#fff;white-space:nowrap;transition:.2s ease;text-shadow:0 2px 8px rgba(0,0,0,.65)}
.dropdown-head{display:flex;align-items:center;gap:5px}
.dropdown-link{font-weight:700}
.dropdown-toggle{background:none;border:0;padding:0 0 0 1px;font-family:inherit;font-weight:700;cursor:pointer;color:var(--orange);line-height:1}
.menu a:hover,.dropdown-link:hover,.dropdown-toggle:hover{color:var(--orange)}
.outline{border:1px solid var(--orange);padding:12px 20px;border-radius:4px;background:rgba(0,0,0,.18)}
.dropdown{position:relative;padding:25px 0}
.dropdown-menu{position:absolute;top:68px;left:50%;transform:translateX(-50%) translateY(10px);min-width:190px;background:rgba(8,8,8,.94);border:1px solid rgba(242,139,78,.35);border-radius:8px;padding:10px;opacity:0;visibility:hidden;transition:.22s ease;box-shadow:0 20px 40px rgba(0,0,0,.35)}
.dropdown:hover .dropdown-menu,.dropdown.open .dropdown-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown-menu a{display:block;padding:12px 14px;border-radius:5px;color:#ddd;font-size:14px}
.dropdown-menu a:hover{background:rgba(242,139,78,.12);color:var(--orange)}
.menu-toggle{display:none;background:none;border:0;color:#fff;font-size:30px}
.mobile-menu-extra{display:none}

/* HERO */
.hero{height:740px;position:relative;overflow:hidden;background:#111}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.52),rgba(0,0,0,.12))}
.hero-box{position:absolute;left:11%;top:32%;width:min(540px,78vw);padding:34px 46px;color:#fff;background:linear-gradient(135deg,rgba(0,0,0,.30),rgba(0,0,0,.10));border-left:3px solid var(--orange);border-top:1px solid rgba(242,139,78,.24);backdrop-filter:blur(3px);box-shadow:0 18px 46px rgba(0,0,0,.18)}
.hero-box:before,.hero-box:after{display:none}
.hero-kicker{margin:0 0 12px;color:var(--orange);font-family:"Roboto",Arial,Helvetica,sans-serif;font-size:24px!important;font-weight:400;letter-spacing:0;text-transform:none}
.hero h1{font-size:clamp(42px,4.6vw,58px);line-height:1;margin:0 0 16px;font-weight:700;letter-spacing:-1.4px}
.hero p{font-size:20px;margin:9px 0;line-height:1.35}
.hero .lead{color:#f4f4f4;font-weight:400;max-width:520px}
.btn{display:inline-flex;align-items:center;gap:8px;margin-top:20px;border:1px solid var(--orange);color:#fff;padding:13px 22px;text-transform:uppercase;font-weight:700;letter-spacing:.5px;font-size:13px;transition:.2s ease;background:rgba(0,0,0,.10)}
.btn:hover{background:var(--orange);color:#050505}

/* KATEGORİ */
.category-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:-72px;position:relative;z-index:3}
.cat{position:relative;border-radius:8px;overflow:hidden;min-height:190px;box-shadow:0 25px 50px rgba(0,0,0,.22)}
.cat img{height:210px;width:100%;object-fit:cover}
.cat span{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);background:var(--orange);color:#fff;padding:15px 26px;border-radius:5px;text-transform:uppercase;font-weight:700;white-space:nowrap}

/* HAKKIMIZDA */
.intro{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;padding:105px 0}
.eyebrow{color:var(--orange);text-transform:uppercase;font-weight:700;letter-spacing:2px}.intro h2,.center h2,.faq h2{font-size:48px;line-height:1.25;margin:0 0 22px}.intro p{font-size:20px;line-height:1.8;color:#4e555b}.line{width:80px;height:4px;background:var(--orange);margin:28px 0}.intro figure{margin:0;border-left:14px solid var(--orange);border-bottom:14px solid var(--orange)}

.dark{background:#111;color:#fff;padding:90px 0}.alt{background:#0b0b0b}.center{text-align:center}.service-grid,.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:60px}.service{text-align:left;background:#1e1e1e;overflow:hidden}.service img{height:230px;width:100%;object-fit:cover}.service h3{font-size:26px;margin:28px 28px 12px}.service p{color:#c9c9c9;line-height:1.7;margin:0 28px 32px}.project-grid figure{position:relative;margin:0;overflow:hidden;border-radius:4px}.project-grid img{height:230px;width:100%;object-fit:cover}.project-grid figcaption{position:absolute;left:20px;bottom:18px;background:#050505;color:#fff;padding:12px 18px;border-left:3px solid var(--orange)}

.footer{background:#0b0b0b;color:#fff;padding:60px 0}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:50px}.footer h3{color:var(--orange);text-transform:uppercase;letter-spacing:1px}.footer p,.footer a{display:block;color:#c5c5c5;line-height:1.8;margin:8px 0}.whatsapp{position:fixed;left:18px;bottom:18px;z-index:80;background:rgba(10,10,10,.88);border:1px solid rgba(242,139,78,.72);color:#fff;font-weight:700;padding:14px 20px;border-radius:4px;box-shadow:0 10px 25px rgba(0,0,0,.22);backdrop-filter:blur(8px)}.to-top{position:fixed;right:22px;bottom:22px;z-index:80;border:1px solid var(--orange);color:var(--orange);background:#111;padding:14px}

@media(max-width:900px){
  .topbar{display:none}
  .navbar{height:auto;padding:18px 26px}
  .menu-toggle{display:block;text-shadow:0 2px 8px rgba(0,0,0,.65)}
  .menu{display:none;position:absolute;top:80px;left:16px;right:16px;background:#050505;flex-direction:column;padding:26px 28px;align-items:flex-start;gap:24px;box-shadow:0 22px 60px rgba(0,0,0,.45)}
  .menu a,.dropdown-link{font-size:24px}
  .menu.open{display:flex}
  .dropdown{padding:0}
  .dropdown-toggle{font-size:20px;padding-left:4px}
  .dropdown-menu{display:none;position:static;opacity:1;visibility:visible;transform:none;background:transparent;border:0;box-shadow:none;padding:8px 0 0 18px}
  .dropdown-menu a{font-size:20px;padding:10px 0}
  .dropdown.open .dropdown-menu{display:block}
  .dropdown:hover .dropdown-menu{transform:none}
  .hero{height:690px}
  .hero h1{font-size:38px;letter-spacing:-1px}
  .hero p{font-size:17px}
  .hero-kicker{font-size:22px!important}
  .hero-box{left:5%;right:5%;top:31%;width:auto;padding:30px 26px;background:linear-gradient(135deg,rgba(0,0,0,.34),rgba(0,0,0,.12));backdrop-filter:blur(2px)}
  .category-wrap{margin-top:-36px}
  .category-wrap,.intro,.service-grid,.project-grid,.footer-grid{grid-template-columns:1fr}
  .intro{padding:70px 0}
  .intro h2,.center h2,.faq h2{font-size:34px}
  .navbar .brand img{width:170px}
  .whatsapp{font-size:13px;padding:11px 13px;left:14px;bottom:14px}
  .to-top{right:14px;bottom:14px;padding:12px}
  .cat span{font-size:13px}
  .mobile-menu-extra{display:block;width:100%;border-top:1px solid rgba(242,139,78,.25);margin-top:10px;padding-top:18px}
  .mobile-slogan{font-family:"Roboto",Arial,Helvetica,sans-serif;color:var(--orange);font-size:24px;margin-bottom:14px}
  .mobile-social{display:flex;gap:16px}
  .mobile-social a{width:34px;height:34px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.12);color:#c8c8c8;border-radius:50%;font-size:17px}
}


/* SEO GÜÇLENDİRME BÖLÜMLERİ */
.section-head{
  max-width:820px;
  margin:0 auto 46px;
  text-align:center;
}

.section-head h2,
.video-copy h2,
.process-layout h2,
.calc-panel h2,
.faq-layout h2{
  font-size:clamp(32px,4vw,48px);
  line-height:1.15;
  margin:0 0 18px;
}

.video-section{
  background:#090909;
  color:#fff;
  padding:100px 0;
}

.video-layout{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:54px;
  align-items:center;
}

.video-copy p{
  color:#d4d4d4;
  font-size:18px;
  line-height:1.75;
}

.video-frame{
  border:1px solid rgba(242,139,78,.45);
  background:#050505;
  box-shadow:0 28px 80px rgba(0,0,0,.38);
  border-radius:10px;
  overflow:hidden;
}

.video-frame video{
  width:100%;
  display:block;
  aspect-ratio:16/9;
  background:#050505;
}

.why-section{
  background:#fff;
  color:#111;
  padding:105px 0;
}

.why-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}

.why-grid article{
  min-height:260px;
  padding:30px 26px;
  border:1px solid rgba(0,0,0,.08);
  border-radius:10px;
  background:linear-gradient(180deg,#fff,#f7f7f7);
  box-shadow:0 18px 45px rgba(0,0,0,.07);
}

.why-grid span{
  display:inline-block;
  color:var(--orange);
  font-size:13px;
  font-weight:700;
  letter-spacing:2px;
  margin-bottom:18px;
}

.why-grid h3{
  font-size:22px;
  margin:0 0 14px;
}

.why-grid p{
  color:#555;
  line-height:1.75;
  margin:0;
}

.process-section{
  background:#101010;
  color:#fff;
  padding:105px 0;
}

.process-layout{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:64px;
  align-items:start;
}

.process-layout p{
  color:#d0d0d0;
  font-size:18px;
  line-height:1.75;
}

.process-list{
  counter-reset:process;
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}

.process-list li{
  position:relative;
  padding:24px 24px 24px 74px;
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.08);
  border-left:3px solid var(--orange);
  border-radius:8px;
}

.process-list li::before{
  counter-increment:process;
  content:counter(process);
  position:absolute;
  left:22px;
  top:22px;
  width:34px;
  height:34px;
  display:grid;
  place-items:center;
  color:#050505;
  background:var(--orange);
  border-radius:50%;
  font-weight:700;
}

.process-list strong{
  display:block;
  font-size:20px;
  margin-bottom:6px;
}

.process-list span{
  color:#cfcfcf;
  line-height:1.6;
}

.calculator-section{
  background:
    linear-gradient(135deg,rgba(242,139,78,.18),transparent 42%),
    #f4f4f4;
  padding:90px 0;
}

.calc-panel{
  display:grid;
  grid-template-columns:1fr .82fr;
  gap:50px;
  align-items:center;
  background:#fff;
  border-radius:14px;
  padding:52px;
  box-shadow:0 24px 70px rgba(0,0,0,.12);
  border:1px solid rgba(0,0,0,.06);
}

.calc-panel p{
  color:#555;
  font-size:18px;
  line-height:1.7;
}

.calc-form{
  display:grid;
  gap:13px;
  background:#111;
  color:#fff;
  padding:30px;
  border-radius:10px;
  border:1px solid rgba(242,139,78,.35);
}

.calc-form label{
  font-size:13px;
  color:#d7d7d7;
  font-weight:700;
  letter-spacing:.4px;
}

.calc-form input,
.calc-form select{
  width:100%;
  height:48px;
  border:1px solid rgba(255,255,255,.14);
  background:#050505;
  color:#fff;
  border-radius:6px;
  padding:0 14px;
  font-size:15px;
}

.calc-form button{
  height:52px;
  border:1px solid var(--orange);
  background:var(--orange);
  color:#050505;
  border-radius:6px;
  font-weight:700;
  cursor:pointer;
  margin-top:6px;
}

.calc-form small{
  color:#cfcfcf;
  line-height:1.5;
}

.faq-section{
  background:#fff;
  color:#111;
  padding:100px 0;
}

.faq-layout{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:58px;
  align-items:start;
}

.faq-list{
  display:grid;
  gap:14px;
}

.faq-list details{
  background:#f7f7f7;
  border-left:3px solid var(--orange);
  border-radius:8px;
  padding:20px 22px;
}

.faq-list summary{
  cursor:pointer;
  font-weight:700;
  font-size:18px;
}

.faq-list p{
  color:#555;
  line-height:1.75;
  margin:14px 0 0;
}

@media(max-width:900px){
  .video-section,
  .why-section,
  .process-section,
  .calculator-section,
  .faq-section{
    padding:70px 0;
  }

  .video-layout,
  .process-layout,
  .calc-panel,
  .faq-layout{
    grid-template-columns:1fr;
    gap:32px;
  }

  .why-grid{
    grid-template-columns:1fr;
  }

  .calc-panel{
    padding:28px;
    border-radius:10px;
  }

  .video-copy p,
  .process-layout p,
  .calc-panel p{
    font-size:16px;
  }

  .section-head{
    text-align:left;
    margin-bottom:32px;
  }

  .process-list li{
    padding:22px 20px 22px 66px;
  }
}


/* =========================================================
   DEKORATİF STONE GLOBAL TİPOGRAFİ STANDARDI — KİLİTLİ
   Tüm mevcut ve yeni sayfalar bu kuralları kullanır.
   ========================================================= */
html,body,button,input,select,textarea{font-family:"Roboto",Arial,Helvetica,sans-serif!important;font-synthesis:none;}
body{font-weight:400;}
p{font-weight:400;}
h1,h2,h3{font-family:"Roboto",Arial,Helvetica,sans-serif!important;font-weight:700!important;}
.slogan,.hero-kicker,.mobile-slogan{font-family:"Roboto",Arial,Helvetica,sans-serif;font-weight:400;}

/* Model sayfaları: ortak breadcrumb ve teknik kart tipografisi */
.model-breadcrumb a,.ds-breadcrumb-current,.model-tech h2,.model-spec dd{font-weight:700!important;}
.ds-breadcrumb-label,.ds-breadcrumb-sep,.model-spec dt,.model-trust span{font-weight:400!important;}

/* =========================================================
   BLOG MAKALELERİ — MOBİL HEADER BOŞLUĞU (KİLİTLİ)
   Sabit mobil menü, blog hero içeriğinin üzerine binmez.
   ========================================================= */
@media (max-width:900px){
  .pb-hero{
    padding-top:190px !important;
  }
}

@media (max-width:430px){
  .pb-hero{
    padding-top:185px !important;
  }
}