/*
 * Hızlı Okuma - Header CSS
 * Tüm sayfalar için header stilleri
 */

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-small);
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.main-header.scrolled {
  background-color: white;
  box-shadow: var(--shadow-medium);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  height: 80px;
}

.logo {
  display: block;
  max-height: 60px;
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.05);
}

.logo img {
  max-height: 60px;
  width: auto;
  transform: rotate(0deg) !important;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.main-nav ul li a {
  color: var(--color-dark-theme);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: var(--font-size-small);
  position: relative;
  padding: var(--spacing-xs) var(--spacing-xs);
  transition: all var(--transition-fast);
}

.main-nav ul li a:hover {
  color: var(--color-primary);
}

.main-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-medium);
}

.main-nav ul li a:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-large);
  color: var(--color-dark-theme);
  cursor: pointer;
}

/* Responsive Stilleri */
@media (max-width: 992px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: var(--shadow-medium);
    padding: var(--spacing-md) 0;
    z-index: 1000;
  }
  
  .main-nav.active {
    display: block;
  }
  
  .main-nav ul {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
  }
  
  .mobile-menu-toggle {
    display: block;
  }
}

@media (max-width: 768px) {
  .header-actions {
    display: none;
  }
  
  .header-actions.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 150px;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: var(--shadow-medium);
    padding: var(--spacing-md);
    z-index: 999;
    gap: var(--spacing-md);
    align-items: center;
  }
  
  .main-nav.active + .header-actions {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: auto;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: var(--shadow-large);
    padding: var(--spacing-md);
    z-index: 999;
    gap: var(--spacing-md);
    align-items: center;
    border-top: 1px solid rgba(0,0,0,0.1);
  }
}