#timeline {
    display: flex;
    background-color: #111325;
}

    #timeline:hover .tl-item {
        /*width: 23.3333%;*/
        width: var(--tl-item-width);
    }

.tl-item {
    transform: translate3d(0, 0, 0);
    position: relative;
    /*width: 25%;*/
    width: var(--tl-item-width);
    height: 100vh;
    min-height: 600px;
    color: #fff;
    overflow: hidden;
    transition: width 0.5s ease;
}

    .tl-item:before, .tl-item:after {
        transform: translate3d(0, 0, 0);
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
    }

    .tl-item:after {
        background: rgba(3, 22, 37, 0.85);
        opacity: 1;
        transition: opacity 0.5s ease;
    }

    .tl-item:before {
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, black 75%);
        z-index: 1;
        opacity: 0;
        transform: translate3d(0, 0, 0) translateY(50%);
        transition: opacity 0.5s ease, transform 0.5s ease;
    }

    .tl-item:hover {
        /*width: 30% !important;*/
        width: var(--tl-item-hover-width) !important;
    }

        .tl-item:hover:after {
            opacity: 0;
        }

        .tl-item:hover:before {
            opacity: 1;
            transform: translate3d(0, 0, 0) translateY(0);
            transition: opacity 1s ease, transform 1s ease 0.25s;
        }

        .tl-item:hover .tl-content {
            opacity: 1;
            transform: translateY(0);
            transition: all 0.75s ease 0.5s;
        }

        .tl-item:hover .tl-bg {
            filter: grayscale(0);
        }

.tl-content {
    transform: translate3d(0, 0, 0) translateY(25px);
    position: relative;
    z-index: 1;
    text-align: center;
    margin: 0 1.618em;
    top: 55%;
    opacity: 0;
}

    .tl-content h1 {
        font-family: "Pathway Gothic One", Helvetica Neue, Helvetica, Arial, sans-serif;
        text-transform: uppercase;
        color: #1779cf;
        font-size: 1.44rem;
        font-weight: normal;
    }

    .tl-content p {
        font-size: 0.9rem;
    }

.tl-year {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: 1;
    border-top: 1px solid #fff;
    border-bottom: 1px solid #fff;
}

    .tl-year p {
        font-family: "Pathway Gothic One", Helvetica Neue, Helvetica, Arial, sans-serif;
        font-size: 1.728rem;
        line-height: normal;
        padding: 10px 0; /* Adjust padding to create space */
        margin: 0px;
    }

.tl-bg {
    transform: translate3d(0, 0, 0);
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-size: cover;
    background-position: center center;
    transition: filter 0.5s ease;
    filter: grayscale(100%);
}

/* ---- Responsive Text Size Adjustments ---- */
@media (max-width: 768px) { /* Tablets and smaller screens */
    .responsive-text {
        font-size: 12px !important;
    }

    .tl-content h1 {
        font-size: 1.2rem;
    }

    .tl-content p {
        font-size: 0.9rem;
    }

    .tl-item:hover .tl-year {
        top: 10%;
    }

    .tl-item:hover .tl-content {
        top: 20%;
    }

    .tl-item:hover .tl-year p {
        top: 20%;
    }
}

@media (max-width: 576px) { /* Mobile devices */
    .tl-item:hover .tl-year {
        top: 10%;
    }

    .tl-item:hover .tl-content {
        top: 20%;
    }

    .tl-item:hover .tl-year p {
        top: 20%;
    }


    .tl-content h1 {
        font-size: 1.2rem;
    }

    .tl-content p {
        font-size: 0.7rem;
    }

    .tl-item:active .tl-year p {
        top: 10% !important;
    }

    .tl-item {
        width: 100%; /* Make items full-width on mobile */
        height: auto;
        justify-content: end;
        min-height: 600px;
    }
}

@media (max-width: 400px) { /* Very small devices */
    .tl-item:hover .tl-year {
        top: 7%;
    }

    .tl-item:hover .tl-content {
        top: 12%;
    }

    .tl-item:hover .tl-year p {
        top: 12%;
    }


    .responsive-text {
        font-size: 10px !important;
    }

    .tl-content h1 {
        font-size: 0.9rem;
    }

    .tl-content p {
        font-size: 0.6rem;
    }
}