/* Enhanced preloader with gradient background */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loader-wrapper {
    position: relative;
    width: 200px;
    height: 200px;
}

.loader-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 8px solid rgba(255, 255, 255, 0.2);
    border-top: 8px solid #ffd700;
    border-radius: 50%;
    animation: spin 1.2s linear infinite, glow 2s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.3));
}

.loader-logo {
    width: 80%;
    height: 80%;
    object-fit: contain;
    position: absolute;
    top: 10%;
    left: 10%;
    animation: pulse 1.5s infinite ease-in-out;
    z-index: 2;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    padding: 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

@keyframes glow {
    0%, 100% {
        filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.3));
    }
    50% {
        filter: drop-shadow(0 0 30px rgba(255, 215, 0, 0.6));
    }
}

/* Enhanced body with gradient background */
body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

/* Glass morphism navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 0;
}

.navbar-brand img {
    max-height: 50px;
    transition: transform 0.3s ease, filter 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.navbar-brand img:hover {
    transform: scale(1.1) rotate(5deg);
}

.navbar-dark .navbar-brand,
.navbar-dark .navbar-nav .nav-link {
    color: #432D7F;
    font-weight: 500;
    font-size: 16px;
    padding: 0.75rem 1.25rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #ffffff;
    background: linear-gradient(135deg, #6c5ce7 0%, #432D7F 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(67, 45, 127, 0.3);
}

/* Special styling for Quiz link */
.navbar-nav .nav-item:last-child .nav-link {
    background: linear-gradient(135deg, #ffd700 0%, #ff6b6b 100%);
    color: white !important;
    font-weight: 600;
    animation: pulse-glow 2s infinite;
    position: relative;
    overflow: hidden;
}

.navbar-nav .nav-item:last-child .nav-link::before {
    content: '🎯';
    margin-right: 8px;
    animation: bounce 1s infinite;
}

.navbar-nav .nav-item:last-child .nav-link:hover {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffd700 100%);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
}
/* Custom navbar toggler styling for better visibility */
.navbar-toggler {
    border: 2px solid #432D7F !important;
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(135deg, #6c5ce7 0%, #432D7F 100%);
    transition: all 0.3s ease;
}

.navbar-toggler:hover {
    background: linear-gradient(135deg, #ffd700 0%, #ff6b6b 100%);
    border-color: #ffd700 !important;
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.25rem rgba(67, 45, 127, 0.25);
}

/* Custom toggler icon using CSS */
.navbar-toggler-icon {
    background-image: none !important;
    width: 22px;
    height: 22px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after,
.navbar-toggler-icon {
    position: relative;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    display: block;
    width: 22px;
    height: 3px;
    background-color: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.navbar-toggler-icon::before {
    position: absolute;
    top: -8px;
}

.navbar-toggler-icon::after {
    position: absolute;
    bottom: -8px;
}

/* Middle line */
.navbar-toggler-icon {
    background-color: white;
    height: 3px;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Animation when toggler is active/expanded */
.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
    background-color: transparent;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Alternative: Simple hamburger lines approach */
.navbar-toggler-alt {
    border: 2px solid #432D7F !important;
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(135deg, #6c5ce7 0%, #432D7F 100%);
    transition: all 0.3s ease;
    position: relative;
    width: 45px;
    height: 40px;
}

.navbar-toggler-alt:hover {
    background: linear-gradient(135deg, #ffd700 0%, #ff6b6b 100%);
    border-color: #ffd700 !important;
    transform: scale(1.05);
}

.navbar-toggler-alt .navbar-toggler-icon {
    background: none;
    width: 25px;
    height: 20px;
    position: relative;
    transform: rotate(0deg);
    transition: 0.3s ease-in-out;
}

.navbar-toggler-alt .navbar-toggler-icon span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: white;
    border-radius: 2px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: 0.3s ease-in-out;
}

.navbar-toggler-alt .navbar-toggler-icon span:nth-child(1) {
    top: 0px;
}

.navbar-toggler-alt .navbar-toggler-icon span:nth-child(2) {
    top: 8px;
}

.navbar-toggler-alt .navbar-toggler-icon span:nth-child(3) {
    top: 16px;
}

.navbar-toggler-alt[aria-expanded="true"] .navbar-toggler-icon span:nth-child(1) {
    top: 8px;
    transform: rotate(135deg);
}

.navbar-toggler-alt[aria-expanded="true"] .navbar-toggler-icon span:nth-child(2) {
    opacity: 0;
    left: -25px;
}

.navbar-toggler-alt[aria-expanded="true"] .navbar-toggler-icon span:nth-child(3) {
    top: 8px;
    transform: rotate(-135deg);
}
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-3px);
    }
    60% {
        transform: translateY(-1px);
    }
}

/* Glass morphism main container */
.main-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 3rem;
    margin: 2rem auto;
    max-width: 1200px;
    position: relative;
    overflow: hidden;
}

.main-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6c5ce7, #432D7F, #ffd700, #ff6b6b);
    background-size: 300% 300%;
    animation: gradient-flow 3s ease infinite;
}

@keyframes gradient-flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

h1 {
    background: linear-gradient(135deg, #432D7F 0%, #6c5ce7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    font-size: 2.5rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Enhanced form controls */
.form-control, .form-select {
    height: auto;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(67, 45, 127, 0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    background: rgba(255, 255, 255, 0.95);
    border-color: #432D7F;
    box-shadow: 0 0 0 0.25rem rgba(67, 45, 127, 0.15), 0 8px 25px rgba(67, 45, 127, 0.1);
    transform: translateY(-2px);
}

label {
    font-weight: 600;
    color: #432D7F;
    margin-bottom: 0.75rem;
    display: block;
}

/* Enhanced buttons */
.btn-primary {
    background: linear-gradient(135deg, #6c5ce7 0%, #432D7F 100%);
    border: none;
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #432D7F 0%, #2a1b52 100%);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(67, 45, 127, 0.4);
}

.btn-primary:hover::before {
    left: 100%;
}

/* Enhanced alerts */
.alert {
    border-radius: 15px;
    border: none;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.alert-primary {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.1) 0%, rgba(67, 45, 127, 0.1) 100%);
    color: #432D7F;
    border-left: 4px solid #6c5ce7;
}

/* Enhanced WhatsApp link */
.whatsapp-link {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    text-decoration: none;
    font-weight: 600;
}

.whatsapp-link:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
    color: white !important;
}

/* Enhanced tables */
.table {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.9);
}

.table thead th {
    background: linear-gradient(135deg, #432D7F 0%, #6c5ce7 100%);
    color: white;
    font-weight: 600;
    border: none;
    padding: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.table td {
    padding: 1.5rem;
    vertical-align: middle;
    border-color: rgba(67, 45, 127, 0.1);
}

.table-striped tbody tr:nth-of-type(odd) {
    background: rgba(108, 92, 231, 0.05);
}

/* Enhanced school info */
.school-info {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.1) 0%, rgba(67, 45, 127, 0.1) 100%);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(67, 45, 127, 0.2);
    text-align: center;
}

/* Enhanced search form */
.search-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.search-form-title {
    color: #432D7F;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.5rem;
}

/* Enhanced video card */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(67, 45, 127, 0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card a {
    color: #432D7F;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.card a:hover {
    color: #6c5ce7;
    transform: scale(1.05);
}

/* Page load counter styling */
#page-load-counter {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(67, 45, 127, 0.2);
    border-radius: 50px;
    padding: 12px 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    z-index: 100;
    font-weight: 600;
    color: #432D7F;
}

/* Enhanced footer */
.footer {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(67, 45, 127, 0.1);
    margin-top: 3rem;
}

.footer a {
    background: linear-gradient(135deg, #432D7F 0%, #6c5ce7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer a:hover {
    transform: scale(1.05);
}