/* ÖMS Transmikser — Özgün Stil */
:root{
  --c-primary:#0f2540;     /* lacivert */
  --c-primary-2:#163355;
  --c-accent:#e63946;      /* kırmızı vurgu (impes turuncusundan farklı) */
  --c-accent-2:#ffb703;    /* sarı ikinci vurgu */
  --c-dark:#0a1929;
  --c-muted:#6c7a89;
  --c-bg:#f4f6fa;
  --c-line:#e3e8ef;
}

*{box-sizing:border-box}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:#1d2939;
  background:#fff;
  line-height:1.6;
}
h1,h2,h3,h4,.display-1,.display-2,.display-3{
  font-family:'Barlow Condensed',sans-serif;
  font-weight:800;
  letter-spacing:.5px;
  text-transform:uppercase;
  color:var(--c-primary);
}
a{text-decoration:none;color:var(--c-primary)}
a:hover{color:var(--c-accent)}
.container{max-width:1200px}

/* TOPBAR */
.topbar{background:var(--c-dark);color:#cfd8e3;font-size:.85rem;padding:8px 0}
.topbar a{color:#cfd8e3}
.topbar a:hover{color:var(--c-accent-2)}

/* HEADER */
.site-header{background:#fff;border-bottom:1px solid var(--c-line);position:sticky;top:0;z-index:1030;box-shadow:0 1px 0 rgba(0,0,0,.02)}
.navbar{padding:.75rem 0}
.brand-text{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:1.8rem;color:var(--c-primary);line-height:1}
.brand-text small{display:block;font-size:.7rem;letter-spacing:6px;color:var(--c-accent);font-weight:600}
.site-logo{height:78px;width:auto;max-width:300px;object-fit:contain}
@media(max-width:992px){.site-logo{height:58px;max-width:220px}}
.navbar .nav-link{font-weight:600;color:#1d2939;padding:.5rem 1rem;position:relative;text-transform:uppercase;font-size:.9rem;letter-spacing:.5px}
.navbar .nav-link.active,.navbar .nav-link:hover{color:var(--c-accent)}
.navbar .nav-link.active::after{content:"";position:absolute;left:1rem;right:1rem;bottom:-2px;height:3px;background:var(--c-accent)}

/* BUTONLAR */
.btn-accent{background:var(--c-accent);color:#fff;border:0;padding:.6rem 1.4rem;font-weight:700;border-radius:0;text-transform:uppercase;letter-spacing:.5px}
.btn-accent:hover{background:#c81e2c;color:#fff}
.btn-outline-light-2{border:2px solid #fff;color:#fff;padding:.6rem 1.4rem;font-weight:700;border-radius:0;text-transform:uppercase;letter-spacing:.5px}
.btn-outline-light-2:hover{background:#fff;color:var(--c-primary)}

/* HERO */
.hero{
  position:relative;
  background:linear-gradient(120deg,rgba(15,37,64,.92),rgba(10,25,41,.85)),
             url('../img/hero-bg.jpg') center/cover;
  color:#fff;
  padding:120px 0 140px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:80px;
  background:linear-gradient(to top right,#fff 49%,transparent 51%);
}
.hero h1{color:#fff;font-size:clamp(2.4rem,5vw,4.4rem);line-height:1.05;margin-bottom:1.2rem}
.hero h1 span{color:var(--c-accent-2)}
.hero p{font-size:1.15rem;color:#dde6f0;max-width:620px}
.hero-badge{display:inline-block;background:rgba(255,255,255,.08);border-left:3px solid var(--c-accent);padding:.4rem 1rem;font-size:.85rem;letter-spacing:3px;text-transform:uppercase;margin-bottom:1.5rem}

/* STATS */
.stats{background:var(--c-primary);color:#fff;padding:50px 0;position:relative;z-index:2}
.stat-item{text-align:center;padding:1rem}
.stat-num{font-family:'Barlow Condensed',sans-serif;font-size:3.4rem;font-weight:800;color:var(--c-accent-2);line-height:1}
.stat-label{font-size:.9rem;text-transform:uppercase;letter-spacing:2px;color:#cfd8e3}

/* SECTIONS */
section{padding:90px 0}
.section-tag{display:inline-block;font-size:.8rem;letter-spacing:4px;color:var(--c-accent);text-transform:uppercase;font-weight:700;margin-bottom:.75rem}
.section-title{font-size:clamp(1.8rem,3vw,2.6rem);margin-bottom:1rem}
.section-lead{color:var(--c-muted);max-width:720px}

/* TIMELINE (Süreç) */
.timeline{position:relative;padding-left:40px}
.timeline::before{content:"";position:absolute;left:14px;top:8px;bottom:8px;width:2px;background:var(--c-line)}
.tl-item{position:relative;padding:0 0 30px 30px}
.tl-item::before{content:"";position:absolute;left:-32px;top:6px;width:30px;height:30px;border-radius:50%;background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;border:4px solid #fff;box-shadow:0 0 0 2px var(--c-primary)}
.tl-item h4{margin-bottom:.4rem;color:var(--c-primary)}
.tl-item p{color:var(--c-muted);margin-bottom:0}

/* PRODUCT CARD */
.product-card{
  background:#fff;border:1px solid var(--c-line);overflow:hidden;
  transition:.25s;height:100%;position:relative;
}
.product-card:hover{border-color:var(--c-accent);transform:translateY(-4px);box-shadow:0 20px 40px -20px rgba(15,37,64,.25)}
.product-thumb{aspect-ratio:4/3;background:#eef2f7;overflow:hidden;display:flex;align-items:center;justify-content:center}
.product-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.product-card:hover .product-thumb img{transform:scale(1.06)}
.product-body{padding:1.2rem 1.3rem 1.4rem}
.product-cat{font-size:.75rem;color:var(--c-accent);text-transform:uppercase;letter-spacing:2px;font-weight:700}
.product-title{font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;font-size:1.4rem;font-weight:700;color:var(--c-primary);margin:.3rem 0 .5rem}
.product-desc{color:var(--c-muted);font-size:.92rem;margin-bottom:0}

/* SECTORS / FEATURES */
.feature-card{padding:30px;border:1px solid var(--c-line);background:#fff;height:100%;transition:.25s}
.feature-card:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.feature-card:hover h5,.feature-card:hover .feature-num{color:var(--c-accent-2)}
.feature-num{font-family:'Barlow Condensed',sans-serif;font-size:2.4rem;color:var(--c-accent);font-weight:800;line-height:1}
.feature-card h5{font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;margin-top:.6rem;color:var(--c-primary)}
.feature-card p{color:inherit;opacity:.85;margin-bottom:0;font-size:.95rem}

/* CTA Banner */
.cta-banner{
  background:linear-gradient(120deg,rgba(15,37,64,.94),rgba(15,37,64,.94)),
             url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?auto=format&fit=crop&w=1500&q=70') center/cover fixed;
  color:#fff;padding:80px 0;
}
.cta-banner h3{color:#fff;font-size:2.2rem}

/* PAGE HEADER */
.page-head{
  background:linear-gradient(120deg,rgba(15,37,64,.92),rgba(10,25,41,.85)),
             url('https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=1500&q=70') center/cover;
  color:#fff;padding:90px 0 70px;text-align:center;
}
.page-head h1{color:#fff}
.breadcrumb a{color:#cfd8e3}

/* FOOTER */
.site-footer{background:var(--c-dark);color:#aab6c5;padding:70px 0 24px;margin-top:60px}
.footer-title{color:#fff;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:2px;margin-bottom:1rem;font-size:1.1rem}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{margin-bottom:.45rem;font-size:.92rem}
.footer-list a{color:#aab6c5}
.footer-list a:hover{color:var(--c-accent-2)}
.footer-sep{border-color:rgba(255,255,255,.07);margin:40px 0 18px}
.text-light-50{color:#aab6c5}
.footer-social a{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.15);color:#fff;margin-right:6px;transition:.2s}
.footer-social a:hover{background:var(--c-accent);border-color:var(--c-accent)}

/* WHATSAPP FAB */
.whatsapp-fab{
  position:fixed;right:20px;bottom:20px;width:54px;height:54px;border-radius:50%;
  background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;box-shadow:0 8px 22px rgba(37,211,102,.4);z-index:1040;transition:.2s;
}
.whatsapp-fab:hover{transform:scale(1.08);color:#fff}

/* FORMS */
.form-control,.form-select{border-radius:0;border:1px solid var(--c-line);padding:.7rem .9rem}
.form-control:focus,.form-select:focus{border-color:var(--c-primary);box-shadow:none}

/* Admin notification */
.alert-flash{border-radius:0;border-left:4px solid var(--c-accent)}

/* Responsive */
@media (max-width: 991px){
  .hero{padding:80px 0 100px}
  section{padding:60px 0}
  .navbar-collapse{background:#fff;padding:1rem;margin-top:.5rem;border-top:1px solid var(--c-line)}
}

/* Medya galeri */
.media-card{background:#fff;border:1px solid #e6ebf2;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.04);transition:box-shadow .25s ease,border-color .25s ease}
.media-card:hover{box-shadow:0 8px 22px rgba(15,37,64,.14);border-color:#d4dbe6}
.media-thumb{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:#0f2540}
.media-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease;will-change:transform;backface-visibility:hidden}
.media-card:hover .media-thumb img{transform:scale(1.06)}
.media-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:3.4rem;text-shadow:0 4px 14px rgba(0,0,0,.5);opacity:.85;transition:opacity .2s}
.media-card:hover .media-play{opacity:1;color:#e63946}
.media-title{padding:.7rem .9rem;font-weight:600;color:#0f2540;font-size:.95rem}

/* Referanslar */
.ref-grid .ref-card{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;border:1px solid #e6ebf2;border-radius:8px;padding:24px 16px;height:100%;min-height:170px;text-align:center;color:#0f2540;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
.ref-grid .ref-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(15,37,64,.10);border-color:#e63946}
.ref-grid .ref-card img{max-width:100%;max-height:80px;object-fit:contain;margin-bottom:14px;filter:grayscale(20%);transition:filter .2s}
.ref-grid .ref-card:hover img{filter:grayscale(0%)}
.ref-grid .ref-placeholder{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#0f2540,#163355);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800;font-family:'Barlow Condensed',sans-serif;margin-bottom:14px}
.ref-grid .ref-name{font-weight:700;font-size:.95rem;text-transform:uppercase;letter-spacing:.3px}

/* Anasayfa referans şeridi */
.ref-strip{background:#fff;padding:50px 0;border-top:1px solid #e6ebf2;border-bottom:1px solid #e6ebf2}
.ref-strip .ref-item{display:flex;align-items:center;justify-content:center;height:90px;padding:10px;opacity:.7;transition:opacity .2s}
.ref-strip .ref-item:hover{opacity:1}
.ref-strip .ref-item img{max-height:60px;max-width:100%;object-fit:contain;filter:grayscale(100%);transition:filter .2s}
.ref-strip .ref-item:hover img{filter:grayscale(0%)}
.ref-strip .ref-item .ref-text{font-family:'Barlow Condensed',sans-serif;font-weight:800;color:#0f2540;font-size:1.2rem;text-transform:uppercase;letter-spacing:.5px}