/* Header Enhancements - Belgear Oil
 * Additional styles for enhanced header functionality
 * Version: 1.0
 */

/* Burger Menu Lines */
.burger-menu {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.burger-line {
  width: 24px;
  height: 3px;
  background: var(--header-gold);
  border-radius: 2px;
  transition: var(--header-transition);
  transform-origin: center;
}

.burger-menu:hover .burger-line {
  background: #000;
}

.burger-menu.active .burger-line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.burger-menu.active .burger-line:nth-child(2) {
  opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Header Indicators */
.header-loading-indicator,
.header-success-indicator,
.header-error-indicator {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1001;
  opacity: 0;
  transform: scale(0);
  transition: var(--header-transition);
}

.header-loading-indicator.show,
.header-success-indicator.show,
.header-error-indicator.show {
  opacity: 1;
  transform: scale(1);
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(212, 175, 55, 0.3);
  border-top: 3px solid var(--header-gold);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.success-checkmark,
.error-x {
  width: 24px;
  height: 24px;
  stroke: var(--header-gold);
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.error-x {
  stroke: #e74c3c;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Enhanced Navigation Links */
.nav-link {
  position: relative;
  overflow: hidden;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--header-gold), var(--header-gold-hover));
  transition: var(--header-transition);
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

/* Logo Link Enhancement */
.logo-link {
  display: block;
  transition: var(--header-transition);
}

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

/* Mobile Sidebar Enhancements */
.mobile-sidebar {
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-sidebar.show {
  transform: translateX(0);
}

/* Enhanced Focus States */
.nav-link:focus-visible,
.logo-link:focus-visible {
  outline: 3px solid var(--header-gold);
  outline-offset: 3px;
  border-radius: 8px;
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
  .burger-line,
  .nav-link::after,
  .logo-link {
    transition: none;
  }
  
  .loading-spinner {
    animation: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .burger-line {
    background: #fff;
    border: 1px solid var(--header-gold);
  }
  
  .nav-link::after {
    background: var(--header-gold);
    height: 3px;
  }
}

/* Additional Animations */
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* Scroll Effects */
header.scrolling-down {
  transform: translateY(-100%);
}

header.scrolling-up {
  transform: translateY(0);
}

/* Notification Styles */
.header-notification {
  font-family: 'Cairo', Arial, sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  max-width: 300px;
  word-wrap: break-word;
}

/* Enhanced Mobile Sidebar */
.mobile-sidebar {
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Enhanced Focus States */
.nav-link:focus-visible,
.logo-link:focus-visible,
.burger-menu:focus-visible {
  outline: 3px solid var(--header-gold);
  outline-offset: 3px;
  border-radius: 8px;
  box-shadow: 0 0 0 6px rgba(212, 175, 55, 0.3);
}