/* Navigation Styles */
.app-navigation {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bs-body-bg);
    padding: 5px 0;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
    z-index: 2;
    width: 100%;
}

.navbar-nav {
    flex-wrap: wrap;
    justify-content: center;
}


/* Content Sections */
.home-section h1 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}
.content-section {
    display: none;
    padding: 1rem 1rem 5rem;
    min-height: 70vh;
}

.content-section.active {
    display: block;
    animation: fadeIn 0.5s ease-in;
}

/* Loading Spinner */
.loading-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
}

.spinner-border {
    width: 3rem;
    height: 3rem;
    color: #007bff;
}

/* Animations */
@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

/* Responsive */
@media (max-width: 768px) {
    .navbar-nav {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.5rem;
    }
    
    .nav-link {
        min-width: auto;
        white-space: nowrap;
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }
    
    .app-navigation {
        padding: 0.5rem 0;
    }
}

/* Section Specific Styles */
.home-section,
.my-course-section,
.guru-section,
.search-section,
.my-fav-section,
.profile-section,
.language-section,
.category-section {
    max-width: 1200px;
    margin: 0 auto;
}

.section-content h1 {
    color: #333;
    margin-bottom: 1.5rem;
    font-weight: 600;
}