/* Yutek Insaat - Cati Sistemleri | Statik, paylasimli hosting uyumlu */
:root{
  --navy:#0a1a33;
  --navy2:#12294f;
  --red:#c1272d;
  --red2:#a11f24;
  --orange:#f2a007;
  --bg:#f5f6f8;
  --text:#2b2f36;
  --muted:#6b7280;
  --card:#ffffff;
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:0 auto}
.topbar{background:var(--navy);color:#dbe3f0;font-size:.85rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;gap:1rem;flex-wrap:wrap}
.topbar a:hover{color:#fff}
.topbar .left,.topbar .right{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.badge-dot{width:8px;height:8px;border-radius:50%;background:#22c55e;display:inline-block;margin-right:6px}
/* header */
header.site{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 18px rgba(0,0,0,.08)}
.navrow{display:flex;align-items:center;justify-content:space-between;padding:.8rem 0;gap:1rem}
.logo{display:flex;align-items:center;gap:.7rem;font-weight:800;font-size:1.25rem;color:var(--navy)}
.logo-mark{width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;display:grid;place-items:center;font-weight:900;position:relative;overflow:hidden}
.logo-mark::after{content:"";position:absolute;left:0;right:0;bottom:8px;height:8px;background:var(--red);clip-path:polygon(0 100%,50% 0,100% 100%)}
.logo small{display:block;font-weight:600;color:var(--muted);font-size:.72rem;letter-spacing:.12em}
nav.main{display:flex;gap:1.1rem;align-items:center}
nav.main a{font-weight:600;color:#334155;padding:.5rem .2rem;position:relative}
nav.main a:hover,nav.main a.active{color:var(--red)}
nav.main a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--red);border-radius:3px}
nav.main a.btn{color:#fff;padding:.6rem 1.2rem}
nav.main a.btn:hover{color:#fff}
nav.main a.btn-red::after{display:none}
.has-sub{position:relative}
.has-sub>ul{position:absolute;top:100%;left:0;background:#fff;min-width:230px;border-radius:10px;box-shadow:0 12px 30px rgba(0,0,0,.12);padding:.5rem;display:none}
.has-sub:hover>ul{display:block}
.has-sub ul a{display:block;padding:.6rem .8rem;border-radius:8px;font-weight:500}
.has-sub ul a:hover{background:#f1f5f9}
.btn{display:inline-block;padding:.8rem 1.4rem;border-radius:999px;font-weight:700;border:0;cursor:pointer}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red2)}
.btn-navy{background:var(--navy);color:#fff}
.btn-outline{background:#fff;border:2px solid var(--navy);color:var(--navy)}
.hamburger{display:none;background:none;border:0;font-size:1.7rem;cursor:pointer}
/* hero */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.slide{display:none;position:relative;min-height:520px;align-items:center}
.slide.active{display:flex}
.slide-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45)}
.slide .container{position:relative;z-index:2;padding:4.5rem 0}
.kicker{display:inline-block;background:var(--red);padding:.3rem .9rem;border-radius:999px;font-size:.8rem;font-weight:700;letter-spacing:.06em;margin-bottom:1rem}
.hero h1{font-size:clamp(2rem,4.5vw,3.4rem);line-height:1.1;margin-bottom:1rem}
.hero p{max-width:620px;color:#e2e8f0;margin-bottom:1.6rem}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:18px;left:0;right:0;display:flex;gap:.5rem;justify-content:center;z-index:3}
.hero-dots button{width:36px;height:6px;border-radius:6px;border:0;background:rgba(255,255,255,.35);cursor:pointer}
.hero-dots button.active{background:var(--orange)}
.hero-side{position:absolute;right:4%;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.96);color:var(--text);border-radius:var(--radius);padding:1.2rem;width:300px;z-index:2;box-shadow:0 15px 40px rgba(0,0,0,.25)}
.hero-side h3{color:var(--navy);margin-bottom:.4rem}
.hero-side ul{list-style:none;margin:.8rem 0;font-size:.92rem}
.hero-side li{padding:.35rem 0;border-bottom:1px dashed #e2e8f0}
.hero-side li:last-child{border:0}
/* quick */
.quick{margin-top:-45px;position:relative;z-index:4}
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.quick-card{background:#fff;border-radius:var(--radius);padding:1.4rem;box-shadow:0 10px 30px rgba(0,0,0,.1);border-top:6px solid var(--red);text-align:center}
.quick-card:nth-child(2){border-color:var(--navy)}
.quick-card:nth-child(3){border-color:var(--orange)}
.quick-card h3{margin:.5rem 0}
.quick-card p{color:var(--muted);font-size:.95rem;margin-bottom:1rem}
/* sections */
section{padding:4rem 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 2.2rem}
.sec-head span{color:var(--red);font-weight:800;letter-spacing:.14em;font-size:.8rem;text-transform:uppercase}
.sec-head h2{font-size:2rem;color:var(--navy);margin:.4rem 0}
.sec-head p{color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 22px rgba(0,0,0,.07);display:flex;flex-direction:column;transition:.25s}
.card:hover{transform:translateY(-6px);box-shadow:0 16px 34px rgba(0,0,0,.12)}
.card-img{height:190px;background-size:cover;background-position:center;position:relative;filter:saturate(1.1) contrast(1.06)}
.card-img::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,26,51,0) 55%,rgba(10,26,51,.38));pointer-events:none}
.card-img::after{content:attr(data-tag);position:absolute;left:12px;bottom:12px;background:var(--navy);color:#fff;font-size:.75rem;padding:.25rem .7rem;border-radius:999px}
.card-body{padding:1.2rem;display:flex;flex-direction:column;gap:.6rem;flex:1}
.card-body h3{color:var(--navy)}
.card-body p{color:var(--muted);font-size:.93rem;flex:1}
.card-link{font-weight:800;color:var(--red)}
/* stats */
.stats{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;border-radius:20px;padding:2.2rem;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;text-align:center}
.stats b{font-size:2rem;display:block}
.stats span{color:#cbd5e1}
/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;counter-reset:step}
.step{background:#fff;border-radius:var(--radius);padding:1.4rem;position:relative;box-shadow:0 6px 20px rgba(0,0,0,.06)}
.step::before{counter-increment:step;content:"0" counter(step);font-weight:900;font-size:2.2rem;color:#e2e8f0;display:block}
.step h4{color:var(--navy);margin:.4rem 0}
.step p{color:var(--muted);font-size:.92rem}
/* refs */
.refs{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.ref{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:1.2rem;text-align:center;font-weight:700;color:var(--navy)}
.ref small{display:block;color:var(--muted);font-weight:500}
/* blog */
.blog-card img{height:180px;width:100%;object-fit:cover}
.meta{font-size:.82rem;color:var(--muted)}
/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.contact-3{grid-template-columns:repeat(3,1fr)}
.info-box{background:#fff;border-radius:var(--radius);padding:1.6rem;box-shadow:0 6px 22px rgba(0,0,0,.06)}
.info-box h3{color:var(--navy);margin-bottom:.8rem}
.info-row{padding:.6rem 0;border-bottom:1px solid #eef2f7}
.info-row:last-child{border:0}
form.contact{background:#fff;border-radius:var(--radius);padding:1.6rem;box-shadow:0 6px 22px rgba(0,0,0,.06)}
form.contact label{font-weight:600;font-size:.9rem;display:block;margin:.7rem 0 .3rem}
form.contact input,form.contact select,form.contact textarea{width:100%;padding:.8rem;border:1.5px solid #e2e8f0;border-radius:10px;font:inherit}
form.contact input:focus,form.contact textarea:focus{outline:0;border-color:var(--navy)}
.map{margin-top:1rem;border-radius:var(--radius);overflow:hidden;min-height:280px;background:#e2e8f0}
.map iframe{width:100%;height:280px;border:0;display:block}
.form-note{font-size:.85rem;color:var(--muted);margin-top:.6rem}
/* footer */
footer{background:var(--navy);color:#cbd5e1;margin-top:2rem}
footer .fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:1.5rem;padding:2.8rem 0}
footer h4{color:#fff;margin-bottom:.8rem}
footer a{display:block;padding:.25rem 0;color:#cbd5e1}
footer a:hover{color:#fff}
.copy{border-top:1px solid rgba(255,255,255,.12);padding:1rem 0;font-size:.85rem;text-align:center}
/* float */
.float{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:.6rem;z-index:60}
.float a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:1.4rem;box-shadow:0 8px 20px rgba(0,0,0,.25)}
.float a svg{width:24px;height:24px;fill:currentColor}
.float .tel{background:#fff;color:var(--red);border:2px solid var(--red)}
.float .wa{background:#22c55e}
/* cookie */
.cookie{position:fixed;left:16px;right:16px;bottom:16px;background:#111827;color:#e5e7eb;border-radius:12px;padding:1rem;display:flex;gap:1rem;align-items:center;justify-content:space-between;z-index:70;box-shadow:0 12px 30px rgba(0,0,0,.3)}
.cookie.hide{display:none}
.cookie button{background:var(--red);color:#fff;border:0;border-radius:999px;padding:.6rem 1.2rem;font-weight:700;cursor:pointer}
@media(max-width:980px){
  .grid-3{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .process{grid-template-columns:1fr 1fr}
  .refs{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  footer .fgrid{grid-template-columns:1fr 1fr}
  .hero-side{display:none}
  nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:1rem;box-shadow:0 12px 30px rgba(0,0,0,.12)}
  nav.main.open{display:flex}
  nav.main .has-sub>ul{position:static;box-shadow:none;display:block;padding:0 0 0 1rem}
  .hamburger{display:block}
  .quick-grid{grid-template-columns:1fr}
  .quick{margin-top:1rem}
}
@media(max-width:600px){
  .grid-3{grid-template-columns:1fr}
  .process{grid-template-columns:1fr}
  .refs{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;padding:1.4rem;gap:.8rem}
  .stats b{font-size:1.5rem}
  footer .fgrid{grid-template-columns:1fr;padding:2rem 0}
  .topbar{font-size:.78rem}
  .topbar .container{flex-direction:column;align-items:flex-start;gap:.15rem}
  .slide{min-height:440px}
  .slide .container{padding:3rem 0}
  .hero h1{font-size:1.9rem}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{text-align:center;width:100%}
  .contact-grid,.contact-3{grid-template-columns:1fr}
  .cookie{flex-direction:column;align-items:stretch;text-align:center;right:76px;font-size:.85rem}
  .float a{width:46px;height:46px}
  section{padding:2.6rem 0}
}