/* 仅介绍页配图使用 simplicity 主题正文图片的白框与投影。 */
.intro-feature img {
    border: 8px solid #fff;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, .4);
}

.app-availability {
    margin: 8px 0 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}

.app-updates {
    margin-top: 38px;
    padding-top: 32px;
    border-top: 1px solid var(--line);
    text-align: left;
}

.app-updates h2 {
    margin: 0;
    font-size: 19px;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
}

.update-list {
    width: 600px;
    max-width: 100%;
    margin: 26px auto 0;
    padding: 0;
    list-style: none;
}

.update-entry + .update-entry {
    margin-top: 30px;
}

.update-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 4px 16px;
    padding: 0 2px;
    line-height: 1.6;
}

.update-meta h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 400;
}

.update-meta time {
    margin-left: auto;
    color: var(--muted);
    font-size: 14px;
}

.update-details {
    margin: 10px 0 0;
    padding: 12px 18px 12px 32px;
    border-radius: 5px;
    background: #f7f7f7;
    color: #6e6e6e;
    font-size: 14px;
    line-height: 1.8;
}

.update-details li + li {
    margin-top: 4px;
}

.app-introduction {
    width: 600px;
    max-width: 100%;
    margin: 0 auto;
    padding: 38px 0 32px;
    overflow-wrap: break-word;
}

.intro-heading {
    text-align: center;
}

.intro-tagline {
    margin: 14px 0 0;
    color: var(--muted);
    line-height: 1.8;
    text-wrap: pretty;
}

.intro-feature {
    margin-top: 42px;
}

.intro-feature h2 {
    margin: 0;
    font-size: 19px;
    font-weight: 400;
    line-height: 1.6;
}

.intro-feature p {
    margin: 8px 0 0;
    color: #6e6e6e;
    line-height: 1.8;
}

.intro-feature figure {
    margin: 18px 0 0;
}

.intro-feature img {
    display: block;
    width: 100%;
    height: auto;
}

.intro-back {
    margin-top: 36px;
    text-align: center;
    line-height: 1.8;
}

.intro-back a {
    color: var(--link);
}

@media screen and (max-width: 600px) {
    .app-updates {
        margin-top: 32px;
        padding-top: 28px;
    }

    .app-updates h2,
    .intro-feature h2 {
        font-size: 17px;
    }

    .app-introduction {
        padding-top: 30px;
    }

    .intro-feature {
        margin-top: 32px;
    }
}