/* Estilos generales */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Hero section */
.hero-section {
    background: var(--bs-dark);
    border-radius: 1rem;
    padding: 3rem;
    margin-bottom: 2rem;
}

.hero-section i {
    color: var(--bs-primary);
}

/* Cards */
.card {
    transition: transform 0.2s ease;
    background: var(--bs-dark);
}

.card:hover {
    transform: translateY(-5px);
}

.card i {
    width: 24px;
    height: 24px;
}

/* Estilos para el test */
.test-container {
    max-width: 800px;
    margin: 0 auto;
}

.question-container {
    padding: 20px;
    border-radius: 8px;
    background-color: var(--bs-dark);
}

/* Estilos para el certificado */
.certificate-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
}

.certificate {
    border: 2px solid var(--bs-primary);
    padding: 40px;
    border-radius: 10px;
    background-color: var(--bs-dark);
}

.certificate-content {
    text-align: center;
    margin: 40px 0;
}

.certificate-details {
    text-align: left;
    margin: 40px auto;
    max-width: 600px;
}

/* Estilos para el formulario de pago */
#payment-element {
    margin-bottom: 24px;
}

#payment-message {
    color: var(--bs-danger);
    margin-top: 12px;
    text-align: center;
}

.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--bs-primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

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

@media print {
    .btn {
        display: none;
    }
}