/* Navbar Styles - Dedicated File */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    padding-left: 20px;
    padding-right: 20px;
}

.navbar .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Navbar Brand Styling */
.navbar-brand {
    margin-right: auto;
    margin-left: 0;
    padding-left: 0;
    text-decoration: none;
}

.navbar-brand:hover {
    text-decoration: none;
}

.navbar-brand h1 {
    font-size: 4rem; /* Doubled from 2rem to 4rem */
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-left: 0;
    text-align: left;
    margin: 0;
}

.navbar-logo {
    height: 40px;
    margin-right: 10px;
    transition: transform 0.3s ease;
}

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

/* Navbar Collapse */
.navbar-collapse {
    flex-grow: 0;
}

.navbar-nav {
    margin: 0;
    padding: 0;
}

.navbar-nav .nav-item {
    margin: 0 2px;
    position: relative;
}

.navbar-nav .nav-link {
    position: relative;
    transition: all 0.3s ease;
    font-weight: 500;
    padding: 12px 16px !important;
    border-radius: 8px;
    margin: 0 2px;
    color: #333 !important;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.navbar-nav .nav-link:hover {
    color: #667eea !important;
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-1px);
    text-decoration: none;
}

.navbar-nav .nav-link.active {
    color: #667eea !important;
    font-weight: 600;
    background: rgba(102, 126, 234, 0.1);
    text-decoration: none;
}

.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

/* Dropdown Styles */
.navbar-nav .dropdown-menu {
    border: none;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    padding: 0;
    margin-top: 8px;
    min-width: 280px;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.navbar-nav .dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block !important;
}

.mega-dropdown {
    min-width: 450px !important;
    padding: 0;
    border-radius: 15px;
}

.dropdown-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 18px 20px;
    border-radius: 12px 12px 0 0;
    font-weight: 600;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.dropdown-header h6 {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
}

.dropdown-subheader {
    color: #667eea;
    font-size: 0.85rem;
    font-weight: 600;
    margin: 15px 0 10px 0;
    padding: 0 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dropdown-item {
    padding: 12px 20px;
    color: #4a5568;
    transition: all 0.3s ease;
    border: none;
    background: transparent;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.dropdown-item:hover {
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    color: #667eea;
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
    text-decoration: none;
}

.dropdown-item i {
    width: 20px;
    text-align: center;
    margin-right: 8px;
    font-size: 0.9rem;
}

.dropdown-divider {
    margin: 8px 0;
    border-color: #e2e8f0;
    opacity: 0.6;
}

/* Professional Button Styling */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 25px;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    letter-spacing: 0.5px;
    text-decoration: none;
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
    text-decoration: none;
    color: white;
}

/* Mobile Enroll Button Styling - Removed since button moved to hero image */

/* Enhanced Responsive Design */
@media (max-width: 991.98px) {
    .mega-dropdown {
        min-width: 100% !important;
        max-width: 100% !important;
        border-radius: 8px;
    }
    
    .dropdown-menu {
        border: none;
        box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        background: #ffffff;
        margin-top: 0;
        border-radius: 8px;
        position: static !important;
        float: none !important;
        transform: none !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: none;
    }
    
    .dropdown-menu.show {
        display: block !important;
    }
    
    .dropdown.show .dropdown-menu {
        display: block !important;
    }
    
    .dropdown-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-radius: 8px 8px 0 0;
        padding: 15px 20px;
    }
    
    .dropdown-item {
        padding: 14px 20px;
        border-bottom: 1px solid #f1f3f4;
        min-height: 48px;
        display: flex;
        align-items: center;
        font-size: 0.95rem;
    }
    
    .dropdown-item:last-child {
        border-bottom: none;
    }
    
    .navbar-nav {
        padding: 1rem 0;
    }
    
    .navbar-nav .nav-item {
        border-bottom: 1px solid #f0f0f0;
        margin: 0;
    }
    
    /* Mobile dropdown active state */
    .navbar-nav .dropdown.show .nav-link {
        background-color: rgba(102, 126, 234, 0.1);
        color: #667eea !important;
        font-weight: 600;
    }
    
    .navbar-nav .nav-item:last-child {
        border-bottom: none;
    }
    
    .navbar-nav .nav-link {
        padding: 16px 20px !important;
        min-height: 48px;
        display: flex;
        align-items: center;
        font-size: 1rem;
        font-weight: 500;
    }
    
    /* Mobile dropdown toggle styling */
    .navbar-nav .dropdown-toggle::after {
        margin-left: auto;
        transition: transform 0.3s ease;
    }
    
    .navbar-nav .dropdown.show .dropdown-toggle::after {
        transform: rotate(180deg);
    }
    
    /* Ensure dropdown arrows rotate on mobile */
    @media (max-width: 991.98px) {
        .navbar-nav .dropdown-toggle::after {
            transition: transform 0.3s ease;
        }
        
        .navbar-nav .dropdown.show .dropdown-toggle::after {
            transform: rotate(180deg) !important;
        }
    }
    
    /* Ensure dropdown arrows are visible on mobile */
    .navbar-nav .dropdown-toggle::after {
        display: inline-block !important;
        margin-left: 0.255em;
        vertical-align: 0.255em;
        content: "";
        border-top: 0.3em solid;
        border-right: 0.3em solid transparent;
        border-bottom: 0;
        border-left: 0.3em solid transparent;
    }
    
    .navbar-collapse {
        background: white;
        border-radius: 0 0 12px 12px;
        box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        margin-top: 10px;
        padding: 0;
        border: 1px solid #e2e8f0;
    }
    
    .mega-dropdown .row {
        margin: 0;
    }
    
    .mega-dropdown .col-md-6 {
        padding: 0;
    }
    
    .dropdown-subheader {
        padding: 12px 20px;
        margin: 0;
        background: #f8f9fa;
        font-size: 0.85rem;
        font-weight: 600;
        color: #667eea;
    }
    
    .btn-primary {
        width: 100%;
        margin: 10px 20px;
        border-radius: 8px;
    }
    
    .navbar-toggler {
        order: 2;
    }
    
    .navbar-brand {
        order: 1;
        flex: 1;
    }
    
    .navbar {
        align-items: center;
    }
}

@media (max-width: 767.98px) {
    .navbar-brand h1 {
        font-size: 3.5rem !important; /* Increased from 3rem to 3.5rem for better visibility */
    }
    
    .btn-primary {
        font-size: 0.9rem;
        padding: 12px 20px;
    }
    
    .navbar-toggler {
        border: none;
        padding: 0.5rem;
        border-radius: 8px;
    }
    
    .navbar-toggler:focus {
        box-shadow: none;
    }
    
    .container-fluid {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .navbar-nav .nav-link {
        font-size: 1rem;
        padding: 14px 20px !important;
    }
}

@media (max-width: 575.98px) {
    .navbar-brand h1 {
        font-size: 3rem !important; /* Increased from 2.6rem to 3rem for better visibility */
    }
    
    .btn-primary {
        font-size: 0.85rem;
        padding: 10px 16px;
    }
    
    .container-fluid {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .navbar-nav .nav-link {
        font-size: 0.95rem;
        padding: 12px 16px !important;
    }
}

@media (max-width: 480px) {
    .navbar-brand h1 {
        font-size: 2.8rem !important; /* Optimized for very small screens */
    }
}

/* Specific fixes for 1039x747 resolution and similar tablet-landscape orientations */
@media (min-width: 992px) and (max-width: 1200px) {
    .navbar-collapse {
        flex-basis: auto;
        flex-grow: 1;
        justify-content: space-between;
    }
    
    .navbar-nav {
        flex-direction: row;
        align-items: center;
        width: auto;
    }
    
    .navbar-nav .nav-item {
        display: flex;
        align-items: center;
    }
    
    /* Ensure the navbar doesn't wrap */
    .navbar > .container-fluid {
        flex-wrap: nowrap;
        align-items: center;
    }
    
    /* Adjust spacing for better fit */
    .navbar-nav .nav-link {
        display: flex;
        align-items: center;
        justify-content: center;
        min-width: 80px;
        max-width: 120px;
    }
    
    /* Ensure dropdowns are properly positioned */
    .navbar-nav .dropdown {
    position: relative;
}

.navbar-nav .dropdown:hover .dropdown-menu {
    display: block;
}
    
    .navbar-nav .dropdown-menu {
        position: absolute;
        top: 100%;
        left: 0;
        z-index: 1000;
    }
    
    /* Prevent horizontal scroll */
    .navbar {
        overflow-x: hidden;
        overflow-y: visible;
    }
    
    /* Ensure proper alignment */
    .navbar-nav .nav-item {
        display: flex;
        align-items: center;
    }
    
    /* Ensure Enroll button remains visible and properly positioned */
    .btn-primary.d-none.d-lg-block {
        display: block !important;
        flex-shrink: 0;
    }
    
    /* Adjust navbar layout to accommodate button */
    .navbar-collapse {
        justify-content: space-between;
        align-items: center;
        flex-wrap: nowrap;
    }
    
    .navbar-nav {
        flex: 1;
        justify-content: center;
        margin-right: 10px;
    }
    
    /* Ensure button doesn't get hidden */
    .btn-primary {
        margin-left: 10px;
        white-space: nowrap;
        display: block !important;
    }
    
    /* Global fix to ensure Enroll button is always visible */
    .btn-primary.d-none.d-lg-block {
        display: block !important;
    }
    
    /* Ensure button is visible in all navbar states */
    .navbar-collapse .btn-primary,
    .navbar-collapse.show .btn-primary,
    .navbar-collapse.collapsing .btn-primary {
        display: block !important;
    }
}

/* Animation for dropdown */
.dropdown-menu {
    animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Touch-friendly improvements */
@media (max-width: 767.98px) {
    .btn {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-link {
        min-height: 48px;
        display: flex;
        align-items: center;
    }
    
    .dropdown-item {
        min-height: 48px;
        display: flex;
        align-items: center;
    }
}

/* Professional hover effects */
.navbar-nav .nav-link:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
}

.dropdown-item:hover {
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
}

/* Better spacing and alignment */
.navbar-nav {
    align-items: center;
}

.navbar-nav .nav-item {
    margin: 0 2px;
}

/* Professional color scheme */
:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --text-color: #4a5568;
    --light-bg: #f7fafc;
}