.course-modal{
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
}

.course-modal.is-open{
    display: block;
}

/* BACKDROP GLASS */
.course-modal__backdrop{
    position: absolute;
    inset: 0;
    background: rgba(10, 20, 30, 0.35);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* DIALOG */
.course-modal__dialog{
    position: relative;
    z-index: 2;
    width: min(92vw, 560px);
    margin: 8vh auto 0;

    background: rgba(255,255,255,0.75);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.35);

    box-shadow:
            0 20px 60px rgba(0,0,0,0.18),
            inset 0 1px 0 rgba(255,255,255,0.4);

    padding: 26px 26px 22px;

    animation: modalIn .35s ease;
}

/* ENTRATA */
@keyframes modalIn{
    0%{
        opacity: 0;
        transform: translateY(20px) scale(0.96);
    }
    100%{
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* CLOSE */
.course-modal__close{
    position: absolute;
    top: 10px;
    right: 12px;
    border: 0;
    background: rgba(255,255,255,0.6);
    backdrop-filter: blur(6px);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    font-size: 22px;
    cursor: pointer;
    color: var(--ink-700);
    transition: all .2s ease;
}

.course-modal__close:hover{
    background: rgba(0,154,152,0.15);
    transform: scale(1.05);
}

/* TITLE */
.course-modal__title{
    margin: 0 0 14px;
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-dark);
}

/* TEXT */
.course-modal__content p{
    margin: 0 0 12px;
    line-height: 1.6;
    color: var(--ink-700);
}

/* LIST */
.course-modal__content ul{
    margin: 0 0 16px 18px;
    color: var(--ink-700);
    line-height: 1.6;
}

/* CTA */
.course-modal__actions{
    margin-top: 18px;
}

/* scroll lock */
body.modal-open{
    overflow: hidden;
}
.course-modal__glow{
    height: 2px;
    width: 100%;
    margin: 10px 0 18px;
    background: linear-gradient(90deg, transparent, #00c2bf, transparent);
    opacity: 0.7;
}

.course-modal__actions .btn{
    min-width: 260px;
    text-align: center;
    width: auto;
}


.course-modal__actions{
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.course-modal__actions .btn{
    padding: 12px 22px;
    border-radius: 999px;
}