/* Custom CSS for login page */
body {
    background: linear-gradient(135deg, #4285f4, #34a853, #fbbc05, #ea4335);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.card {
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    border: none;
    overflow: hidden;
}

.card-body {
    padding: 30px;
}

.form-control {
    border-radius: 8px;
    padding: 12px 15px;
    border: 1px solid #ddd;
    margin-bottom: 15px;
}

.form-control:focus {
    border-color: #4285f4;
    box-shadow: 0 0 0 0.2rem rgba(66, 133, 244, 0.25);
}

.btn-primary {
    background: linear-gradient(45deg, #4285f4, #34a853);
    border: none;
    padding: 12px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #3367d6, #2e7d32);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.form-select {
    border-radius: 8px;
    padding: 12px 15px;
    border: 1px solid #ddd;
    margin-bottom: 15px;
}

.form-select:focus {
    border-color: #4285f4;
    box-shadow: 0 0 0 0.2rem rgba(66, 133, 244, 0.25);
}

.input-group-text {
    background-color: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 8px 0 0 8px;
}

.alert {
    border-radius: 8px;
    margin-bottom: 20px;
}

.fa-3x {
    color: #4285f4;
    margin-bottom: 20px;
}

h3 {
    color: #333;
    font-weight: 700;
    margin-bottom: 30px;
}