/* Custom CSS for DIU Admission Application */

:root {
    --primary-color: #2E3094;
    --secondary-color: #f19d58;
    --dark-color: #0d1129;
    --light-color: #ffffff;
    --gray-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Custom Primary Color */
.bg-primary {
    background-color: var(--primary-color) !important;
}

.btn-primary {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

.btn-primary:hover {
    background-color: #1a1f5a !important;
    border-color: #1a1f5a !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

/* Navigation Styles */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.navbar-nav{
    margin-left: 70px;
}

.navbar-brand img {
    transition: transform 0.3s ease;
}

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

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
}

.dropdown-menu {
    border: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    border-radius: 8px;
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1.5rem;
    transition: background-color 0.3s ease;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: var(--primary-color);
}

/* Banner Section */
.banner {
    position: relative;
    overflow: hidden;
}

.carousel {
    border-radius: 0;
}

.carousel-item {
    height: 500px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.carousel-item img {
    object-fit: cover;
    height: 100%;
    width: 100%;
}

.carousel-caption {
    background: rgba(0, 0, 0, 0.5);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.carousel-caption h1 {
    font-weight: 700;
    margin-bottom: 1rem;
}

.carousel-caption .lead {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.carousel-indicators {
    bottom: 20px;
}

.carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    margin: 0 5px;
}

.carousel-indicators button.active {
    background-color: var(--primary-color);
}

/* Features Section */
.features {
    background: linear-gradient(135deg, #0c2136 0%, #e9ecef 100%);
}

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    border-radius: 15px;
    overflow: hidden;
}
.card1{
    background-color:#0f11a6;
    margin-top: 30px;
}

.card h5{
    color: white;
}
.card p{
    color: white;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15) !important;
}

.card-body {
    padding: 2rem;
}

.feat-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    margin: 0 auto 1rem;
    transition: transform 0.3s ease;
}

.card:hover .feat-icon {
    transform: scale(1.1);
}

.card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.card-text {
    color: var(--gray-color);
    line-height: 1.6;
}

/* Registration Form Styles */
.register {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
}

.card {
    border-radius: 20px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), #1a1f5a);
    border: none;
    padding: 1.5rem;
}

.card-header h2 {
    font-weight: 600;
    margin: 0;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(46, 48, 148, 0.25);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-valid {
    border-color: var(--success-color);
}

.invalid-feedback {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.form-text {
    color: var(--gray-color);
    font-size: 0.875rem;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    font-weight: 500;
}

/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.fab .btn {
    width: 60px;
    height: 60px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.fab .btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

/* Modal Styles */
.modal-content {
    border-radius: 15px;
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color), #1a1f5a);
    color: white;
    border-bottom: none;
    border-radius: 15px 15px 0 0;
}

.modal-title {
    font-weight: 600;
}

.btn-close {
    filter: invert(1);
}

[data-bs-toggle="modal"]{
    margin: 20px;
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--dark-color), #1a1f5a);
    color: white;
    padding: 2rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .carousel-item {
        height: 300px;
    }
    
    .carousel-caption {
        padding: 1rem;
    }
    
    .carousel-caption h1 {
        font-size: 1.5rem;
    }
    
    .carousel-caption .lead {
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .fab {
        bottom: 20px;
        right: 20px;
    }
    
    .fab .btn {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 576px) {
    .navbar-nav {
        text-align: center;
    }
    
    .dropdown-menu {
        text-align: center;
    }
    
    .carousel-item {
        height: 250px;
    }
    
    .carousel-caption h1 {
        font-size: 1.25rem;
    }
    
    .carousel-caption .lead {
        font-size: 0.9rem;
    }
    
    .btn-lg {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.slide-in {
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Success/Error Messages */
.alert {
    border-radius: 10px;
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left: 4px solid var(--info-color);
}

/* Progress Bar */
.progress {
    height: 8px;
    border-radius: 10px;
    background-color: #e9ecef;
}

.progress-bar {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1a1f5a;
}

/* Print Styles */
@media print {
    .navbar,
    .fab,
    .btn {
        display: none !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}