/* --- GENEL AYARLAR --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body, html {
  width: 100%;
  height: 100%;
  font-family: 'Montserrat', sans-serif;
  color: #ffffff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  position: relative;
  background-color: #111;
}

/* --- MASAÜSTÜ ARKA PLAN GÖRSELİ & HOVER EFEKTİ --- */
.bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('bg-desktop.jpg'); /* Masaüstü görsel dosya adı */
  background-size: cover;
  background-position: center;
  transition: transform 0.8s ease-out; /* Fare gelince yavaş büyütme efekti */
  z-index: 1;
}

/* Sayfa üstüne gelindiğinde arka planın hafifçe büyümesi (Hover Hareketi) */
body:hover .bg-overlay {
  transform: scale(1.04);
}

/* --- ANA KONTEYNER --- */
.container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: auto;
  padding: 20px;
  max-width: 900px;
}

/* --- ANIMASYON TANIMLARI --- */

/* Logo Animasyonu (Pop / Fade In) */
@keyframes logoAppear {
  0% {
    opacity: 0;
    transform: scale(0.8) translateY(-20px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* İçerik Animasyonu (Aşağıdan Yukarı Yumuşak Giriş) */
@keyframes contentAppear {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- LOGO STİLİ --- */
.logo-box {
  margin-bottom: 25px;
  animation: logoAppear 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.logo-box img {
  max-width: 280px;
  height: auto;
  display: block;
}

/* --- İÇERİK KUTUSU (LOADING GECİKMESİ İLE GELİR) --- */
.content-box {
  opacity: 0; /* Başlangıçta gizli */
  animation: contentAppear 1s ease-out 0.6s forwards; /* 0.6 saniye gecikmeyle çalışır */
}

.title {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 15px;
  letter-spacing: -0.5px;
  text-shadow: 0 4px 15px rgba(0,0,0,0.4);
}

.subtitle {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #e2e2e2;
  text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

/* --- İLETİŞİM İKONLARI VE LİNKLERİ --- */
.contact-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 15px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(5px);
  display: flex;
  justify-content: center;
  align-items: center;
  color: #ffffff;
  font-size: 1.3rem;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

/* İkonlara Hover Efekti */
.contact-icon:hover {
  background: #ffffff;
  color: #111;
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

/* WhatsApp özel yeşil hover */
.contact-icon.whatsapp:hover {
  background: #25D366;
  color: #ffffff;
  border-color: #25D366;
}

.phone-number {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  opacity: 0.9;
}

/* --- FOOTER (ALT BİLGİ) --- */
.footer {
  position: relative;
  z-index: 2;
  padding: 20px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  width: 100%;
}

/* ===================================================
   MOBILE UYUMLULUK (RESPONSIVE) 
   =================================================== */
@media (max-width: 768px) {
  
  /* MOBİL ARKA PLAN GÖRSELİ */
  .bg-overlay {
    background-image: url('bg-mobile.jpg'); /* Mobil için dikeye uygun arka plan resmi */
  }

  .logo-box img {
    max-width: 210px;
  }

  .title {
    font-size: 1.8rem;
  }

  .subtitle {
    font-size: 1rem;
  }

  .contact-icon {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
  }
}