:root{
  --bg:#050507;
  --bg2:#0b0b10;
  --card: rgba(255,255,255,0.05);
  --border: rgba(255,255,255,0.08);
  --text:#f3f3f5;
  --muted:#c9c9d6;
  --red:#ff1a1a;
  --red2:#b60000;

  /* yeni cam panel ayarları */
  --glass: rgba(0,0,0,0.40);
  --glass2: rgba(0,0,0,0.55);
  --blur: 14px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; margin:0; padding:0; color:var(--text); font-family: Arial, Helvetica, sans-serif; }
a{ color:inherit; text-decoration:none; }

.container{ width:min(1180px, 93%); margin:0 auto; }

/* =========================================================
   GLOBAL ARKA PLAN (TÜM SAYFA)
   - assets/images/hero.png (tek görsel, tüm site)
========================================================= */

body{
  background: var(--bg);
  position: relative;
  overflow-x: hidden;
}

/* Arka plan görseli: tüm sayfayı kaplar */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  z-index: -3;

  /* ✅ Haritanın merkezini aşağı alıyoruz (zoom aynı ama daha iyi kadraj) */
  background: url("assets/images/hero.png") center 75% / cover no-repeat;

  transform: scale(0.99);
  filter: contrast(1.06) saturate(1.08);
}


/* Okunabilirlik için global vignette/karartma */
body::after{
  content:"";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 18% 18%, rgba(255,0,0,0.22), transparent 52%),
    radial-gradient(circle at 80% 72%, rgba(255,0,0,0.16), transparent 55%),
    linear-gradient(to bottom, rgba(0,0,0,0.45), rgba(0,0,0,0.82));
  pointer-events:none;
}

/* TOPBAR */
.topbar{
  position:sticky; top:0; z-index:50;
  background: rgba(0,0,0,0.55);
  
  border-bottom:1px solid var(--border);
}
.topbar-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{ font-weight:900; letter-spacing:1px; }
.nav{ display:flex; gap:18px; align-items:center; }
.nav a{ color:var(--muted); font-weight:700; }
.nav a:hover{ color:var(--text); }

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px; border-radius:14px;
  border:1px solid var(--border);
  font-weight:800;
}
.btn-primary{
  background: linear-gradient(90deg, var(--red), var(--red2));
  border-color: transparent;
}
.btn-dark{
  background: rgba(0,0,0,0.35);
}
.btn-outline{
  background: transparent;
  border-color: rgba(255,26,26,0.55);
}

/* =========================================================
   HERO (ARTIK SADECE İÇERİK)
   Arka plan body seviyesinde.
========================================================= */
.hero{
  position:relative;
  min-height: 86vh;
  padding: 10px 0 40px;
}

.hero-left{ max-width: 680px; }

/* Metinlerin oturduğu cam panel (hedef tasarımdaki gibi) */
.hero-panel{
  display:inline-block;
  padding: 26px 26px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(0,0,0,0.42), rgba(0,0,0,0.24));
  border: 1px solid rgba(255,255,255,0.08);
  
  box-shadow: 0 0 60px rgba(255,0,0,0.10);
}

.hero-kicker{
  color: rgba(255,255,255,0.78);
  font-weight:800;
  letter-spacing:0.6px;
  margin-bottom: 10px;
}

.hero-title{
  margin:0 0 14px;
  font-size: 56px;
  line-height:1.05;
}

.hero-title span{ color: var(--red); }

.hero-subtitle{
  margin:0 0 22px;
  color: rgba(255,255,255,0.80);
  line-height:1.7;
  font-size: 16px;
  max-width: 620px;
}

.hero-cta{ display:flex; gap:12px; flex-wrap:wrap; margin-bottom: 18px; }

.hero-partners{
  display:flex; gap:14px; flex-wrap:wrap;
  color: rgba(255,255,255,0.72);
  font-weight:700;
  font-size: 13px;
  margin-top: 18px;
}

/* SECTIONS */
.section{ padding: 70px 0; }

/* Section başlıklarının arka planla uyumlu cam görünmesi */
.section-dark{
  background: rgba(0,0,0,0.22);
  border-top: 1px solid rgba(255,255,255,0.06);
  
}

.section-contact{
  background: rgba(0,0,0,0.22);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  
}

.section-title{
  margin:0 0 12px;
  font-size: 34px;
  letter-spacing:0.2px;
}
.section-title span{ color: var(--red); }

.section-text{
  margin:0 0 22px;
  color: rgba(255,255,255,0.78);
  line-height:1.75;
  max-width: 900px;
}

/* CARDS */
.cards{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.card{
  background: rgba(0,0,0,0.38);
  border:1px solid rgba(255,255,255,0.09);
  border-radius: 18px;
  padding: 16px;
  
  box-shadow: 0 0 40px rgba(255,0,0,0.10);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.card:hover{
  transform: translateY(-4px);
  border-color: rgba(255,26,26,0.28);
  box-shadow: 0 0 70px rgba(255,0,0,0.18);
}

.card-img{
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 14px;
  margin-bottom: 12px;
  border: 1px solid rgba(255,255,255,0.08);
}

.card-title{ font-weight:900; margin-bottom: 8px; }
.card-text{ color: rgba(255,255,255,0.76); line-height:1.6; }
.card-link{ margin-top: 10px; color: rgba(255,26,26,0.95); font-weight:800; }

/* CONTACT */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items:start;
}

.contact-item{
  margin-top: 10px;
  color: rgba(255,255,255,0.82);
  font-weight:700;
}

.form{
  background: rgba(0,0,0,0.40);
  border:1px solid rgba(255,255,255,0.10);
  border-radius: 18px;
  padding: 16px;
  
}

.form-row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

input, textarea{
  width:100%;
  margin-top: 10px;
  padding: 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  outline:none;
}

textarea{ resize: vertical; }

.form-hint{
  margin-top: 10px;
  color: rgba(255,255,255,0.70);
  font-size: 13px;
}

/* FOOTER */
.footer{
  padding: 22px 0;
  color: rgba(255,255,255,0.70);
  background: rgba(0,0,0,0.25);
  border-top: 1px solid rgba(255,255,255,0.06);
  
}

/* RESPONSIVE */
@media (max-width: 980px){
  .hero-title{ font-size: 44px; }
  .cards{ grid-template-columns: 1fr 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
}

@media (max-width: 520px){
  .hero-title{ font-size: 36px; }
  .cards{ grid-template-columns: 1fr; }

  .hero{
    padding-top: 70px;
    min-height: 78vh;
  }

  .hero-panel{
    padding: 18px 16px;
    border-radius: 18px;
  }
}

/* Mobil tarayıcılarda fixed arka plan bazen performans düşürür */
@media (max-width: 768px){
  body::before, body::after{
    position: absolute;
  }
}