@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

body, html {
    height: 100%;
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

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

.container {
    
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.card {
    background-color: rgba(255, 255, 255, 0.85);
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    padding: 40px 30px 25px 30px;
    margin: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

.card-title {
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 2em;
    color: #333;
}

.card-text {
    font-size: 1.1em;
    color: #555;
    margin-bottom: 2em;
}

.form-control {
    background: none;
    border: 2px solid #23d5ab;
    border-radius: 10px;
    color: #333;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.form-control:focus {
    background-color: #e6f7ff;
    border-color: #23a6d5;
    box-shadow: none;
}

.btn {
    border: 0;
    font-weight: 700;
    margin: 10px;
    transition: all 0.3s ease;
    border-radius: 8px;
    cursor: pointer;
    outline: none;
    padding: 12px 30px;
    font-size: 1em;
}

.btn-primary {
    background-color: #23a6d5;
    color: white;
}

.btn-success {
    background-color: #23d5ab;
    color: white;
}

.btn:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .card {
        padding: 20px;
    }
}