/* Navbar metin genel */
#mainNavigation a {
  font-family: 'Cabin', sans-serif;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.4);
}

/* Dropdown renkleri */
.dropdown-menu { background: rgba(255,255,255,.10); }
a.dropdown-toggle { color: #dfdfdf !important; }
a.dropdown-item:hover { color: rgba(255,255,255,.10)#03727d !important; }

/* Menü linkleri */
.nav-item a { color: #dfdfdf; }
.nav-item a:hover { color: #fff; }
.nav-item { min-width: 12vw; }

/* Üst sabit alan ve arka plan gradyanı */
#mainNavigation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 123;
  padding-bottom: 120px;

  /* Üstten alta şeffaf gradyan */
  background: -moz-linear-gradient(top, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0) 100%);
  background: -webkit-linear-gradient(top, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0) 100%);
  background: linear-gradient(to bottom, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0) 100%);
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#a6000000', endColorstr='#00000000', GradientType=0);
}

/* Üst şerit (logo+çizgi) – referans konteyner */
#mainNavigation .topband{
  position: relative;           /* brand-name burada konumlanacak */
}

/* Mobil açıldığında arka plan rengi */
#navbarNavDropdown.collapsing .navbar-nav,
#navbarNavDropdown.show .navbar-nav {
  background: #037582;
  padding: 12px;
}

/* ===== İSİM ROZETİ (tam merkez) ===== */
#mainNavigation .brand-name{
  position: absolute;
  top: 50%;                     /* üst şeridin tam ortası */
  left: 22px;
  transform: translateY(-50%);  /* dikey merkezleme */
  z-index: 2;

  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: .6px;
  text-transform: none;
  color: #fff !important;
  text-decoration: none !important;

  /* Cam efekti */
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.22);

  /* Işıma ve derinlik */
  box-shadow: 0 4px 18px rgba(0,0,0,.25),
              inset 0 0 0 1px rgba(255,255,255,.08);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

/* Hover efekti */
#mainNavigation .brand-name:hover{
  transform: translateY(-50%) translateY(-1px);
  background: rgba(255,255,255,.10);
  box-shadow: 0 6px 22px rgba(0,0,0,.34),
              0 0 14px rgba(3,117,130,.45);
  color: #fff !important;
}

/* Küçük ekran uyumu */
@media (max-width: 576px){
  #mainNavigation .brand-name{
    left: 12px;
    padding: 6px 10px;
    font-size: 13px;
  }
}