/* ====================================
   HEADER & NAVIGATION
   ==================================== */

header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--card);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  animation: slideDown 0.4s ease-out;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  gap: var(--spacing-lg);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.logo:hover {
  color: var(--primary-light);
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: var(--font-size-lg);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  border-radius: var(--radius-md);
}

.nav-link:hover {
  color: var(--primary);
  background-color: var(--background);
}

.nav-link.active {
  color: var(--primary);
  background-color: rgba(11, 95, 255, 0.1);
}

/* Live Indicator */
.live-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: var(--danger);
  color: white;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  animation: pulse 1.5s ease-in-out infinite;
}

.live-dot {
  width: 6px;
  height: 6px;
  background-color: white;
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--background);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  color: var(--text);
  transition: all var(--transition-fast);
  font-size: var(--font-size-lg);
}

.icon-btn:hover {
  background-color: var(--primary);
  color: white;
  transform: scale(1.1);
}

.icon-btn.active {
  background-color: var(--primary);
  color: white;
}

/* Search */
.search-container {
  position: relative;
  display: none;
}

.search-container.active {
  display: block;
}

.search-input {
  padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--background);
  font-size: var(--font-size-base);
  width: 300px;
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.1);
  width: 400px;
}

.search-icon {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: var(--font-size-lg);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: var(--font-size-xl);
  cursor: pointer;
  padding: var(--spacing-sm);
  transition: transform var(--transition-fast);
}

.mobile-menu-toggle.active {
  transform: rotate(90deg);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background-color: var(--card);
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  animation: slideDown 0.3s ease-out;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  z-index: calc(var(--z-sticky) + 1);
}

.mobile-menu.active {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-height: 70vh;
  overflow-y: auto;
}

.mobile-menu .nav-menu {
  flex-direction: column;
  gap: var(--spacing-md);
  width: 100%;
}

.mobile-menu .nav-link {
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  width: 100%;
  text-align: left;
}

.mobile-menu .header-actions {
  flex-direction: column;
  width: 100%;
  border-top: 1px solid var(--border);
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-md);
}

/* Notification Badge */
.notification-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 20px;
  height: 20px;
  background-color: var(--danger);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  min-width: 200px;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  display: none;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  animation: slideDown 0.2s ease-out;
}

.dropdown-menu.active {
  display: flex;
}

.dropdown-item {
  padding: var(--spacing-md);
  color: var(--text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--font-size-base);
}

.dropdown-item:hover {
  background-color: var(--background);
  color: var(--primary);
}

.dropdown-item i {
  min-width: 20px;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--border);
  margin: var(--spacing-sm) 0;
}

/* Dark Mode Toggle */
.theme-toggle {
  position: relative;
  width: 50px;
  height: 26px;
  background-color: var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  transition: background-color var(--transition-fast);
}

.theme-toggle.active {
  background-color: var(--primary);
}

.theme-toggle-circle {
  position: absolute;
  width: 22px;
  height: 22px;
  background-color: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: left var(--transition-fast);
}

.theme-toggle.active .theme-toggle-circle {
  left: 26px;
}

/* Responsive */
@media (max-width: 768px) {
  header {
    position: sticky;
    top: 0;
  }

  .header-content {
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
  }

  .nav {
    gap: var(--spacing-sm);
  }

  .nav-menu {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .search-container {
    position: relative;
    display: flex;
    align-items: center;
  }

  .search-input {
    width: 100%;
    max-width: 150px;
    padding: var(--spacing-sm) 32px var(--spacing-sm) 32px;
  }

  .search-input:focus {
    width: 100%;
    max-width: 200px;
  }

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

  .icon-btn {
    width: 36px;
    height: 36px;
    font-size: var(--font-size-base);
  }

  .logo {
    font-size: var(--font-size-lg);
  }

  .logo-icon {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 480px) {
  .header-content {
    padding: var(--spacing-sm) var(--spacing-md);
    gap: 8px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .logo-icon {
    width: 24px;
    height: 24px;
    font-size: var(--font-size-base);
  }

  .icon-btn {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }

  .search-input {
    max-width: 120px;
  }

  .search-input:focus {
    max-width: 150px;
  }

  .live-indicator {
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}
/* ====================================
   RESPONSIVE MEDIA QUERIES
   ==================================== */

/* Laptops and Large Tablets (up to 1024px) */
@media (max-width: 1024px) {
  .header-content {
    padding: var(--spacing-md);
  }
  
  .nav-menu {
    gap: var(--spacing-md);
  }
  
  .search-input {
    width: 200px;
  }
  
  .search-input:focus {
    width: 250px;
  }
}

/* Tablets and standard Mobile (up to 768px) */
@media (max-width: 768px) {
  .nav-menu {
    display: none; /* Hide desktop menu */
  }

  .mobile-menu-toggle {
    display: block; /* Show hamburger menu */
  }

  .search-container {
    display: flex;
    align-items: center;
  }

  .search-input {
    width: 100%;
    max-width: 150px;
    padding: var(--spacing-sm) 32px var(--spacing-sm) 32px;
  }

  .search-input:focus {
    max-width: 200px;
  }

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

  .icon-btn {
    width: 36px;
    height: 36px;
    font-size: var(--font-size-base);
  }

  .logo {
    font-size: var(--font-size-lg);
  }

  .logo-icon {
    width: 28px;
    height: 28px;
  }
}

/* Small Mobile Devices (up to 480px) */
@media (max-width: 480px) {
  .header-content {
    padding: var(--spacing-sm);
    gap: 8px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .logo-icon {
    width: 24px;
    height: 24px;
    font-size: var(--font-size-base);
  }

  .icon-btn {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }

  .search-input {
    max-width: 120px;
  }

  .search-input:focus {
    max-width: 150px;
  }

  .live-indicator {
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  /* Ensure mobile menu takes full width and drops down properly */
  .mobile-menu {
    top: 55px; /* Adjust based on your actual mobile header height */
    padding: var(--spacing-sm);
  }
}




/* ====================================
   MOBILE MEDIA QUERY (up to 768px)
   ==================================== */

@media (max-width: 768px) {
  /* 1. Hide Desktop Navigation */
  .nav {
    display: none;
  }

  /* 2. Show Mobile Menu Toggle (Hamburger) */
  .mobile-menu-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
  }

  /* 3. Base Mobile Menu Container (Hidden) */
  /* Note: Make sure your <header> has 'position: relative' or 'position: sticky' 
     so 'top: 100%' attaches to the bottom of the header */
  .mobile-menu {
    display: none; 
    position: absolute;
    top: 100%; 
    left: 0;
    width: 100%;
    background-color: var(--card, #ffffff);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }

  /* 4. Active State (When JS adds the .active class) */
  .mobile-menu.active {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    border-top: 1px solid var(--border, #eee);
  }

  /* 5. Mobile Links Layout */
  .mobile-menu .nav-menu {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 0.5rem;
    padding: 0;
    margin: 0;
    list-style: none;
  }

  .mobile-menu .nav-item {
    width: 100%;
  }

  .mobile-menu .nav-link {
    display: block;
    padding: 0.75rem 1rem;
    width: 100%;
    text-align: left;
    border-radius: var(--radius-md, 8px);
  }

  /* 6. Header Layout Adjustments */
  .header-actions {
    gap: 0.5rem;
  }
}

/* For extremely small screens */
@media (max-width: 480px) {
  .logo span {
    display: none; /* Hide text, keep only logo icon for space */
  }
}