.hub-btn {
    font-weight: bold;
    text-align: center;
    color: var(--light-color);
    background-color: var(--primary-color);
    padding: 1em 1.5em;
    border: 1px solid var(--primary-color);
}
.hub-btn:focus,
.hub-btn:hover {
    color: var(--primary-color);
    background-color: var(--light-color);
}

/* Search input */
.hub-search {
    display: flex;
    position: relative;
    width: 100%;
}
.hub-search-input {
    padding: 0.5rem;
    padding-left: 2.5rem;
    width: 100%;
    margin-bottom: 2rem;
    border-radius: 4rem;
    border: var(--light-gray) 1px solid;
    outline: none;
}
.hub-search:focus {
    border-color: var(--dark-color);
}
.search-icon,
.search-clear {
    position: absolute;
    margin: 0.35em 0.5em;
}
.search-clear {
    display: none;
    background-color: transparent;
    border: none;
    right: 0;
    opacity: 0.4;
    cursor: pointer;
    border-radius: 50%;
    padding: 0;
    aspect-ratio: 1/1;
}
.search-clear:hover,
.search-clear:focus {
    opacity: 1;
}
.search-clear:focus-visible {
    outline: none
}
.search-clear:focus-visible img {
    outline: 1px solid var(--dark-color);
    border-radius: 50%;
}
.visible {
    display: block;
}

/* cards */
.hub-card {
    background-color: var(--light-color);
    border: var(--dark-color) 1px solid;
    margin-bottom: 2rem;
    opacity: 0;
    transition: opacity 400ms;
    max-width: 550px;
}
.hub-card-header {
    text-align: center;
    background-color: var(--primary-color);
    color: var(--light-color);
}
.hub-publisher-name {
    margin: 0;
    padding: 1rem 1.5rem;
    font-weight: 500;
}
.hub-publisher-content {
    display: flex;
    flex-direction: column;
    padding: 1rem 1rem 2rem 1rem;
    gap: 2rem;
    align-items: center;
}
.hub-publisher-img {
    max-width: 100%;
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: contain;
    border: var(--dark-color) 1px solid;
}
.hub-publisher-bio {
    text-align: center;
    width: calc(100% - 2rem);
    margin: 0;
    overflow: auto;
    word-wrap: break-word;
}
.show {
    opacity: 1;
}
.doesnt-exist {
    font-style: italic;
    color: var(--light-gray);
}

/* card breakpoint */
@media only screen and (min-width: 550px) {
    .hub-publisher-content {
        flex-direction: row;
        padding: 2rem 1rem;
    }
    .hub-card-header {
        text-align: start;
    }
    .hub-publisher-img {
        max-width: 100px;
    }
    .mobile-publisher-img {
        display: none !important;
    }
    .desktop-publisher-img {
        display: block !important;
    }
    .hub-publisher-bio {
        text-align: start;
        width: 100%;
    }
}