/* Header Sabitleme Stilleri */
header.fixed-top {
  width: 100%;
  background-color: #fff;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  z-index: 1040;
  position: relative;
}

/* Sayfa içeriği için üst kenar boşluğu */
main {
  padding-top: 90px; /* Navbar yüksekliğine göre ayarlandı */
}

/* Sayfa aşağı kaydırıldığında navbar'ın küçültülmesi */
.navbar-scrolled {
  padding-top: 0.5rem !important;
  padding-bottom: 0.5rem !important;
}

/* Mega menü pozisyonunu fixed navbar'a göre ayarla */
.mega-menu {
  display: none;
  position: absolute;
  width: 100%;
  left: 0;
  right: 0;
  top: 100%;
  background: #fff;
  padding: 1.5rem 0;
  border-radius: 0 0 0.5rem 0.5rem;
  border-top: 3px solid var(--bs-primary);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
  animation: fadeIn 0.3s ease;
  z-index: 1030;
}

/* Navbar Stilleri */
.navbar-nav {
  position: relative;
}

/* Mega Menü Stilleri */
.mega-menu-item {
  position: relative;
}

/* Mega menü bağlantılarının stillerini geliştir */
.mega-menu .dropdown-item {
  color: rgba(0, 0, 0, 0.7);
  padding: 0.5rem 0.75rem !important;
  transition: all 0.25s ease;
  border-radius: 4px;
  margin-bottom: 2px;
}

.mega-menu .dropdown-item:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--bs-primary);
  transform: translateX(3px);
}

/* Container içindeki mega menü içeriği */
.mega-menu .container-fluid {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 1.5rem;
  background: #fff;
}

/* Mega menü iç yapısı */
.mega-menu .row {
  width: 100%;
  margin: 0;
  background: #fff;
}

/* Mega menü sütunları */
.mega-menu .col-md-4 {
  background: #fff;
  padding: 0 15px;
}

/* Mega menüyü sadece .show class'ı ile görünür hale getir */
.mega-menu.show {
  display: block;
}

/* Mega menü toggle butonu */
.mega-menu-toggle {
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
}

.mega-menu-toggle .bi-chevron-down {
  transition: transform 0.3s ease;
  margin-left: 0.5rem;
}

.mega-menu-toggle.show .bi-chevron-down {
  transform: rotate(-180deg);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mega-menu h6 {
  color: var(--bs-primary);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 1rem;
  display: flex;
  align-items: center;
}

.mega-menu h6 .bi {
  margin-right: 0.5rem;
  font-size: 1.1rem;
}

.main-menu {
  margin-right: auto !important;
}

.main-menu .nav-item {
  position: relative;
  padding: 0 0.5rem;
}

.main-menu .nav-link {
  color: rgba(0, 0, 0, 0.8);
  padding: 0.5rem 0.75rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.main-menu .nav-link:hover,
.main-menu .nav-link.show {
  color: var(--bs-primary);
}

.main-menu .nav-link.dropdown-toggle::after {
  vertical-align: middle;
  margin-left: 0.4rem;
}

.main-menu .nav-link:after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  background: var(--bs-primary);
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.main-menu .nav-link:hover:after,
.main-menu .nav-link.show:after {
  width: 80%;
}

.mega-menu .text-end .btn {
  transition: all 0.3s ease;
  font-size: 0.875rem;
}

.mega-menu .text-end .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

/* Mobil Responsive Düzenlemeler */
@media (max-width: 991.98px) {
  main {
    padding-top: 70px;
  }

  header.fixed-top {
    position: fixed;
  }

  .navbar {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }

  .mega-menu-item {
    position: relative;
  }

  .mega-menu {
    width: 100%;
    position: static;
    box-shadow: none;
    border-top: none;
    padding: 0 0 0 1rem;
    max-height: none;
    overflow: visible;
    left: 0;
    margin: 0;
    top: 0;
    animation: none;
  }

  .mega-menu .container-fluid {
    padding: 0;
  }

  .mega-menu .row {
    flex-direction: column;
    margin: 0;
  }

  .mega-menu .col-md-4 {
    width: 100%;
    padding: 0;
    margin-bottom: 1rem;
  }

  .mega-menu h6 {
    font-size: 0.9rem;
    margin-top: 1rem;
    border-bottom: none;
    margin-bottom: 0.5rem;
  }

  .mega-menu .dropdown-item {
    padding: 0.5rem 0;
    font-size: 0.85rem;
  }

  .navbar-nav .dropdown-menu {
    border: none;
    padding: 0;
    margin: 0;
  }

  .navbar-collapse {
    max-height: 80vh;
    overflow-y: auto;
  }

  .main-menu .nav-link:after {
    display: none;
  }

  .main-menu .nav-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }

  .mega-menu .text-end {
    text-align: left !important;
    padding-left: 1.5rem;
    margin-top: 1rem;
  }

  .mega-menu .text-end .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
  }
}

@media (min-width: 992px) {
  header.fixed-top {
    position: fixed;
  }
}