.grado-cards {
    gap: 24px;
    justify-content: center;
}

.grado-card {
    flex: 0 0 210px;
    border: 1.5px solid #9ECBEE;
    border-radius: 16px;
    background-color: transparent;
    padding: 28px 16px;
    min-height: 190px;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.grado-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(29, 83, 161, 0.15);
}

.grado-card.active {
    background: linear-gradient(180deg, #EAF3FD 0%, #5AAEE8 100%);
    border-color: #5AAEE8;
    box-shadow: 0 8px 16px rgba(29, 83, 161, 0.25);
}

.grado-icon {
    object-fit: contain;
    margin-bottom: 16px;
}

.grado-label {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: .02em;
    color: var(--bs-primary);
    text-transform: uppercase;
}

.grado-card.active .grado-label {
    color: #fff;
}

.curso-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 26px;
}

.semestre-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 17px;
    color: var(--bs-primary);
    margin-top: 12px;
}

.asignaturas-table {
    border-collapse: collapse;
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid #9ECBEE;
}

.asignaturas-table th {
    background-color: #C5E8FB;
    color: var(--bs-primary);
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 15px;
    text-align: left;
    padding: 10px 20px;
}

.asignaturas-table td {
    color: var(--bs-primary);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    padding: 10px 20px;
    border-top: 1px solid #D7EBFB;
}

@media (max-width: 991px) {
    .grado-card {
        flex-basis: 150px;
        min-height: 170px;
        padding: 22px 14px;
    }
}

@media (max-width: 575px) {
    .grado-card {
        flex-basis: 130px;
        min-height: 150px;
        padding: 18px 10px;
    }

    .grado-icon {
        margin-bottom: 10px;
    }

    .grado-label {
        font-size: 12px;
    }

    .curso-title {
        font-size: 22px;
    }
}