#page {
    margin: var(--page-margin-y) 0;
}

/* post series */

#post-series-list {
    display: flex;
    gap: 0.5rem;

    @media screen and (min-width: 768px) {
        margin: 2rem 0;
        gap: 1rem;
    }

    .post-series-item {
        position: relative;
        overflow: hidden;
        transition: 0.3s;
        cursor: pointer;
        border-radius: 3px;

        .post-series-cover {
            img {
                display: block;
                width: 8rem;
            }
        }

        .post-series-text {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;

            opacity: 0;
            transition: opacity 0.3s;

            h3 {
                color: #fff;
                margin: 0.5rem 0;
                text-align: center;
                font-weight: 800;
            }
        }

        &:hover .post-series-text{
            opacity: 1;
        }

        box-shadow: 0 0.1rem 0.25rem rgba(0, 0, 0, 0.2);
        &:hover {
            text-decoration: none;
            box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.2);
            transform: translateY(-0.5rem) scale(1.15) rotate(2deg);
        }
    }
}

/* termlist */

.termlist-page {
    .termlist-title {
        font-size: 2rem;
        text-align: center;
        display: flex;
        justify-content: center;
        align-items: center;

        background-color: var(--block-background-color);
        padding: 0.5rem 1rem;
        border-radius: 1rem;
        width: fit-content;
        margin: 2rem auto;
        margin-bottom: 0;

        &::before,
        &::after {
            margin: 0.5rem 0;
            color: var(--secondary-text-color);
            font-size: 0.75em;
        }

        &::before {
            content: "《";
        }

        &::after {
            content: "》";
        }
    }

    .termlist-subscribe {
        text-align: center;
        font-size: 0.9rem;
        a {
            color: var(--secondary-text-color);
            &:hover {
                text-decoration: none;
            }
        }
    }
}

@media screen and (max-width: 600px) {
    .posts-line {
        font-size: 16px;
    }

    .markdown-body {
        font-size: 16px;
    }
    .post-title {
        font-size: 2rem;
    }
    .post-content p {
        letter-spacing: 0.05em;
    }
    .post-content .post-gallery img {
        width: 100%;
    }
}

@media screen and (max-width: 48em) {
    .posts-category {
        display: none;
    }
}

/* posts archive */

#posts-archive {
    @mixin section-title {
        display: flex;
        justify-content: space-between;
        align-items: center;
        small {
            color: var(--secondary-text-color);
            font-size: 0.8rem;
        }
    }

    .posts-year-archive {
        width: 100%;
        .posts-year-title {
            border-bottom: 2px solid var(--border-color);
            padding: 0.5rem 0;
            font-size: 1.5rem;
            @include section-title;
            position: sticky;
            top: 0;
            background-color: var(--background-color);
            z-index: 1;
        }
    }

    .posts-month-archive {
        summary {
            display: flex;
            align-items: center;
            border-bottom: 1px dashed var(--border-color);
            padding: 0.5rem 0.25rem;

            .posts-month-title {
                font-size: 1.1rem;
                display: inline-block;
                width: 100%;
                margin: 0;
                @include section-title;
            }
        }
    }
}

#previous-post-link {
    display: block;
    width: fit-content;
    margin: 2rem auto;

    &::before,
    &::after {
        content: "-";
        margin: 0 0.5rem;
        text-decoration: none;
    }
}