html,
body {
    min-height: 100vh;
    margin: 0;
}
body {
    display: flex;
    flex-direction: column;
}
.content-wrapper {
    flex: 1;
    display: flex; /* add this */
    flex-direction: column;
}
.page-bg {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: url('../images/natalie-kovach-unsplash.jpg') center center / cover no-repeat;
}

.plant-card {
    border: 1px solid rgba(var(--bs-dark-rgb), 0.15);
    border-radius: 12px;
    overflow: hidden;
    background: #fff;

    transition: transform .2s ease,
                box-shadow .2s ease,
                border-color .2s ease;
}

.plant-card:hover {
    transform: translateY(-5px);
    border-color: rgba(var(--bs-success-rgb), 0.5);
    box-shadow: 0 10px 25px rgba(0,0,0,.15);
}

.plant-card .card-img-top {
    width: 100%;
    object-fit: cover;
}

.card-body {
    flex-direction: column;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.text-success.fw-bold {
    font-size: 1.2rem;
}
.scroll-top-btn {
    position: fixed;
    bottom: 25px;
    right: 25px;

    width: 50px;
    height: 50px;

    border: none;
    border-radius: 50%;

    background: rgba(33, 37, 41,.2);
    backdrop-filter: blur(8px);
    color: white;

    font-size: 1.2rem;
    cursor: pointer;

    display: none;

    z-index: 9999;

    transition: all .3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,.25);
}

.scroll-top-btn:hover {
    background: #146c43;
    transform: translateY(-3px);
}