/* =========================================
   Header & Navbar Component Styles (Fixed & Optimized)
   ========================================= */

/* Navbar & Glassmorphism */
.lu-navbar {
    background: var(--nav-bg) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--nav-border) !important;
    z-index: 1050 !important;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* Logo Styling */
.lu-logo-icon {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

/* Nav Links */
.lu-nav-link {
    color: var(--nav-text) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0.85rem !important;
    border-radius: 20px;
    transition: all 0.2s ease;
    display: inline-flex !important;
    align-items: center !important;
    white-space: nowrap !important;
}

.lu-nav-link:hover, .lu-nav-link.active {
    color: #6366f1 !important;
    background: var(--nav-btn-theme-bg);
}

/* Search Input & Form */
.lu-search-form {
    max-width: 320px;
    transition: all 0.2s ease;
}

.lu-search-input {
    background-color: var(--nav-input-bg) !important;
    border-color: var(--nav-input-border) !important;
    color: var(--nav-text) !important;
    transition: all 0.3s ease;
}

.lu-search-input::placeholder {
    color: var(--nav-text-muted) !important;
}

.lu-search-input:focus {
    border-color: #6366f1 !important;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2) !important;
}

.lu-search-icon, .lu-search-shortcut {
    color: var(--nav-text-muted) !important;
    pointer-events: none;
}

.lu-search-shortcut {
    font-size: 0.7rem;
    background: var(--nav-btn-theme-bg);
    border-color: var(--nav-input-border) !important;
}

/* Gamification Badges */
.lu-badge-xp {
    background-color: var(--nav-input-bg) !important;
    border-color: var(--nav-input-border) !important;
    color: var(--nav-text) !important;
    white-space: nowrap !important;
}

/* AI Button Group */
.lu-ai-btn-group {
    flex-shrink: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    height: 38px !important;
}

.lu-ai-btn-group .btn {
    white-space: nowrap !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 100% !important;
}

/* Dropdowns & Autocomplete Panel */
.user-dropdown-menu, .lu-autocomplete-panel {
    background-color: var(--nav-dropdown-bg) !important;
    border: 1px solid var(--nav-dropdown-border) !important;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3) !important;
    border-radius: 12px !important;
    z-index: 1060 !important;
}

.user-dropdown-menu .dropdown-item, .lu-dropdown-item {
    color: var(--nav-dropdown-text) !important;
    font-weight: 500;
    padding: 0.6rem 1rem;
    transition: all 0.15s ease;
}

.user-dropdown-menu .dropdown-item:hover,
.user-dropdown-menu .dropdown-item:focus,
.lu-dropdown-item:hover {
    background-color: var(--nav-dropdown-hover-bg) !important;
    color: var(--nav-dropdown-hover-text) !important;
}

.user-dropdown-menu .dropdown-item.text-danger {
    color: #ef4444 !important;
}

.user-dropdown-menu .dropdown-item.text-danger:hover {
    background-color: rgba(239, 68, 68, 0.15) !important;
    color: #f87171 !important;
}

.profile-name-wrap {
    white-space: normal !important;
    word-break: break-all !important;
    line-height: 1.4;
    color: var(--nav-text-muted) !important;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
}

.lu-autocomplete-panel {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    margin-top: 8px;
}

/* Responsive Handling */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background-color: var(--nav-mobile-bg) !important;
        padding: 1rem !important;
        border-radius: 12px !important;
        margin-top: 0.5rem !important;
        border: 1px solid var(--nav-border) !important;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2) !important;
    }

    .lu-search-form {
        max-width: 100% !important;
        margin-bottom: 1rem !important;
    }

    .user-action-panel {
        flex-wrap: wrap !important;
        justify-content: space-between !important;
        padding-top: 1rem !important;
        margin-top: 0.5rem !important;
        width: 100% !important;
        border-top: 1px solid var(--nav-border) !important;
    }
}