/* Estilos generales */
:root {
    --theme-color: #0a1249;
    --theme-color-hover: #7a35e8;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;

}

main {
    flex: 1;
}

.footer {
    margin-top: auto;
}

/* Estilos para formularios */
.form-required::after {
    content: '*';
    color: red;
    margin-left: 4px;
}

/* Estilos para botones */
.btn-action {
    border-radius: 20px;
}

/* Estilos para las tarjetas */
.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    transform: translateY(-3px);
}

/* Estilos para header */
.navbar-brand {
    font-weight: bold;
    letter-spacing: 1px;
}

/* Estilos para el timer en exámenes */
#timer {
    font-size: 1.5rem;
    padding: 0.5rem 1rem;
    font-family: monospace;
    background-color: var(--theme-color) !important;
}

/* Estilos para páginas de exámenes */
.question-option:checked + label {
    font-weight: bold;
}

/* Estilos responsivos */
@media (max-width: 768px) {
    .card {
        margin-bottom: 1rem;
    }
    
    .navbar-nav {
        margin-bottom: 0.5rem;
    }
}

.card:has(.modal), .choice-card:has(.modal) {
    transform: none !important;
    transition: none !important;
}
.card:has(.modal):hover, .choice-card:has(.modal):hover {
    transform: none !important;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important; /* Mantener sombra original */
}