misuzu/assets/css/misuzu/forum/categories.css

.forum__categories {
    margin: 2px 0;
    box-sizing: content-box;
    overflow: auto;
}
.forum__categories__empty {
    font-size: 1.2em;
    line-height: 1.5em;
    text-align: center;
    padding: 10px;
}
.forum__categories__list {
    display: flex;
    flex-direction: column;
    margin: 5px;
    overflow: hidden;
}

.forum__category {
    border-radius: 2px;
    background-color: rgba(17, 17, 17, .6);
    transition: background-color .2s, box-shadow .2s;
}
.forum__category:nth-child(even) {
    background-color: rgba(25, 25, 25, .6);
}
.forum__category:hover,
.forum__category:focus {
    background-color: #2229;
    box-shadow: 0 1px 4px #222;
}
.forum__category:not(:last-child) {
    margin-bottom: 4px;
}

.forum__category__link {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

.forum__category__container {
    display: flex;
    padding: 5px;
    align-items: center;
    min-height: 50px;
    pointer-events: none;

}

.forum__category__icon {
    flex: 0 0 40px;
    border-radius: 2px;
    width: 40px;
    height: 40px;
    margin-right: 4px;
    background-color: #333;
    background-size: 80px 80px;
    background-image: radial-gradient(ellipse at center, rgba(255, 255, 255, .2) 0%, rgba(0, 0, 0, .4) 100%);
    box-shadow: 0 1px 4px #111;
    font-size: 2em;
    line-height: 1.5em;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 1px; /* fixes centering */
}
.forum__category__icon--unread {
    background-color: var(--accent-colour);
}

.forum__category__details {
    margin: 0 4px;
    flex: 1 1 auto;
    display: flex;
    justify-content: center;
    flex-direction: column;
    line-height: 1.5em;
}

.forum__category__title {
    font-size: 1.3em;
}

.forum__category__description,
.forum__category__subforums {
    font-size: .9em;
}

.forum__category__subforums {
    display: flex;
}
.forum__category__subforum {
    padding: 2px;
    pointer-events: initial;
    color: var(--accent-colour);
    text-decoration: none;
}

.forum__category__subforum:hover,
.forum__category__subforum:focus {
    text-decoration: underline;
}

.forum__category__subforum--unread {
    font-weight: 700;
}

.forum__category__stats,
.forum__category__activity {
    display: flex;
    flex: 0 0 auto;
}

.forum__category__stats {
    text-align: center;
    min-width: 100px;
    flex-direction: column;
}

.forum__category__stat {
    font-size: .9em;
    line-height: 1.3em;
    opacity: .7;
    pointer-events: auto;
}

.forum__category__stat:first-child {
    font-size: 1.5em;
    opacity: 1;
}

.forum__category__activity {
    text-align: right;
    min-width: 270px;
    line-height: 1.5em;
}
.forum__category__activity__none,
.forum__category__activity__details {
    margin: 0 8px;
    flex: 1 1 auto;
}

.forum__category__activity__details {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.forum__category__activity__post {
    color: var(--accent-colour);
    text-decoration: none;
    pointer-events: initial;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}
.forum__category__activity__post:hover,
.forum__category__activity__post:focus {
    text-decoration: underline;
}

.forum__category__username {
    color: var(--user-colour);
    text-decoration: none;
    pointer-events: initial;
}
.forum__category__username:hover,
.forum__category__username:focus {
    text-decoration: underline;
}

.forum__category__avatar {
    display: block;
    flex: 0 0 auto;
    text-decoration: none;
    color: inherit;
    width: 40px;
    height: 40px;
    pointer-events: initial;
}


@media (max-width: 800px) {
    .forum__category__container {
        flex-wrap: wrap;
    }
    .forum__category__details {
        flex-basis: calc(100% - 100px);
    }
    .forum__category__stats {
        min-width: initial;
        border-left-width: 0;
        align-self: flex-start;
        align-items: flex-end;
    }
    .forum__category__stat {
        font-size: 1em;
        margin: 0 4px;
    }
    .forum__category__activity {
        min-width: 100%;
    }
    .forum__category__activity--empty {
        display: none;
    }
    .forum__category__activity__none,
    .forum__category__activity__details {
        margin: 1px 4px 0;
    }
    .forum__category__activity__details {
        flex-direction: row;
    }
    .forum__category__activity__post {
        flex: 1 0 auto;
        text-align: left;
        max-width: 120px;
    }
    .forum__category__activity__info {
        width: 100%;
    }
    .forum__category__avatar {
        display: none;
    }
}