html {
    font-size: 15px;
}

html.dark-theme {
    filter: invert(1) hue-rotate(180deg);
}

html.dark-theme img {
    filter: brightness(0.7) invert(1) hue-rotate(180deg);
}

a {
    text-decoration: none;
    color: rgb(70, 104, 165);
}

a:hover {
    text-decoration: underline;
    color: rgb(99, 124, 172);
}

a:active {
    color: rgb(70, 104, 165);
}

a:visited {
    color: cornflowerblue;
}

header {
    height: 3ex;
    font-size: 1.25rem;
    padding: 1rem 1rem 1rem 3rem;
    border-radius: 0 0 0.3125rem 0.3125rem;
    box-shadow: 0 1px 10px rgba(0 0 0 / 20%);
    font-family: 'Fira Sans', 'Fira Mono', 'Jetbrains Mono', 'Roboto Mono', 'Consolas', 'Source Code Pro', 'Liberation Mono', monospace;
    top: 0px;
    position: sticky;
    backdrop-filter: blur(4px);
    background: rgba(245, 245, 245, 0.89);
    z-index: 100;
    display: flex;
    justify-content: space-between;
}

.header-menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    font-size: 1rem;
}

.header-menu a {
    display: block;
    margin: 0 1em 0 1em;
    color: #888888;
}

.header-menu button {
    border: none;
    margin: 0 0.5em 0 0.5em;
    cursor: pointer;
}

.header-menu button:hover {
    background:rgb(236, 211, 178);
    border-radius: 5px;
}

.header-logo a {
    color: black;
}

header a:hover {
    color: black;
    text-decoration: none;
}

header a:visited {
    color: black;
    text-decoration: none;
}

code {
    font-family: 'Jetbrains Mono', 'Fira Mono', 'Roboto Mono', 'Consolas', 'Source Code Pro', 'Liberation Mono', monospace;
    display: inline-block;
    padding: 0 0.1em 0 0.1em;
}

pre {
    border: solid 1px whitesmoke;
    padding: 1rem;
    overflow-x: auto;
    background: white;
    border-radius: 0.3125rem;
    font-family: 'Jetbrains Mono', 'Fira Mono', 'Roboto Mono', 'Consolas', 'Source Code Pro', 'Liberation Mono', monospace;
    font-size: 0.875rem;
    box-shadow: 0 0px 20px rgb(0 0 0 / 20%);
}

footer {
    font-size: 1rem;
    padding: 1rem 1rem 1rem 3rem;
    border-radius: 0.3125rem 0.3125rem 0 0;
    text-align: center;
    background: rgba(0, 0, 0, 0.048);
    color: rgb(94, 94, 94);
}

body {
    margin: 0;
    background-color: antiquewhite;
    font-family: -apple-system, "Fira Sans", "Noto Sans", "Noto Sans CJK SC", "Source Han Sans CN", "Noto Color Emoji", "Segoe UI", Roboto, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

main {
    margin: 1em 1em 1em 1em;
    font-size: 1rem;
}

.post-front-matter {
    border-radius: 0.3125rem 0.3125rem 0 0;
    background-color: rgba(255, 255, 255, 0.644);
    padding: 1em 2em 1em 2em;
}

.post-area figure {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.post-area img {
    max-width: 100%;
}

.post-area blockquote {
    border-left: 0.3125rem solid #888888;
    margin: 1ex 0 1ex 0;
    padding: 0 1ex 0 1ex;
    font-style: normal;
    color: #888888;
}

.post-area table {
    display: block;
    overflow-x: auto;
    /* border: solid 2px rgba(250, 235, 215, 0); */
    width: 100%;
    border-radius: 0.3125rem;
    border-collapse: collapse;
    border-spacing: 0;
}

tr {
    text-align: left;
}

tbody tr:last-child th:first-child {
    border-radius: 0 0 0 0.3125rem;
}

tbody tr:last-child th:last-child {
    border-radius: 0 0 0.3125rem 0;
}

tr.header {
    background: rgb(236, 211, 178) !important;
}

tr.header th:first-child {
    border-radius: 0.3125rem 0 0 0;
}

tr.header th:last-child {
    border-radius: 0 0.3125rem 0 0;
}

td, th {
    padding: 0.8ex;
}

table tr:nth-child(odd) {
    background: antiquewhite;
}

table tr:nth-child(even) {
    background: rgb(252, 243, 232)
}

figure {
    margin: 0;
}

figure figcaption {
    font-size: 0.875rem;
    color: dimgray;
    text-align: center;
}

img {
    border-radius: 0.3125rem;
}

.post-area {
    max-width: 50em;
    background: rgb(247, 243, 239);
    border-radius: 0.3125rem;
    margin: 0 auto 0 auto;
    box-shadow: 0 1px 10px rgba(0 0 0 / 20%);
}

.post-content {
    margin: 0rem auto 0rem auto;
    padding: 1em 2em 1em 2em;
    line-height: 3ex;
    font-size: 1.0625rem;
}

.category-bar {
    display: inline-block;
    margin: 0.1em;
    font-size: 0.875rem;
}

.tag-bar {
    display: inline-block;
    margin: 0.1em auto 0.1em 0.1em;
    font-size: 0.875rem;
}

.category {
    display: inline-block;
    background: rgba(60, 40, 60);
    padding: 0.2em 0.4em 0.2em 0.4em;
    border-radius: 0.3125rem;
    margin-right: 0.1em;
    margin-bottom: 0.1em;
    color: white;
}

.tag {
    display: inline-block;
    background: rgb(255, 255, 255);
    padding: 0.2em 0.4em 0.2em 0.4em;
    border-radius: 0.3125rem;
    margin-right: 0.1em;
}

.date {
    font-size: 0.875rem;
    color: darkgrey;
}

.date-bar {
    margin-bottom: 1ex;
}

.archive-list {
    max-width: 50em;
    /* background: rgba(247, 243, 239, 0.78); */
    border-radius: 0.3125rem;
    margin: 0 auto 0 auto;
    /* box-shadow: 0 1px 10px rgba(0 0 0 / 20%); */
    min-height: 75vh;
}

.archive-list a {
    color: black;
}

.archive-list>ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.archive-list>ul>li {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

.archive-item {
    font-size: 1.125rem;
    border-radius: 0.3125rem 0 0 0.3125rem;
    padding: 2ex 2em 2ex 2em;
    background: white;
    margin: 1ex 0 1ex 1ex;
    box-shadow: 0 1px 10px rgba(0 0 0 / 20%);
    flex-grow: 1;
    font-family: --apple-system, 'Fira Sans', 'Noto Sans', 'Liberation Sans', 'Noto Sans CJK SC', 'Segoe UI';
}

.archive-list>.sibling-pages {
    border-radius: 0.3125rem;
    background: white;
    margin: 1ex 1ex 1ex 1ex;
    box-shadow: 0 1px 10px rgba(0 0 0 / 20%);
    padding: 2ex 0 2ex 0;
    width: unset;
}

.archive-list .sibling-page {
    flex-direction: row;
}

.archive-item-more {
    max-width: 8em;
    min-width: fit-content;
    align-self: stretch;
    display: flex;
    background-color: rgb(255, 255, 255);

    border-radius: 0 0.3125rem 0.3125rem 0;
    padding: 2ex 2ex 2ex 2em;
    margin: 1ex 1ex 1ex 0;
    box-shadow: 0 1px 10px rgba(0 0 0 / 20%);
}

.archive-item-more>div {
    align-self: center;
    text-align: center;
    padding: 2px;
    font-size: 1.5rem;
}

.archive-item-information {
    color: darkgray;
    padding: 0.2ex 0.2ex 1ex 0.2ex;
}

.archive-item-link {
    text-decoration: none;
    color: black;
}

.archive-item-link::hover {
    color: rgba(34, 33, 30, 0.63);
}

.katex-display {
    overflow-x: auto;
    overflow-y: hidden;
}

.sibling-pages {
    width: 100%;
    display: flex;
    justify-content: space-around;
    background: white;
    border-radius: 0 0 0.3125rem 0.3125rem;
    padding: 2ex 0 2ex 0;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
}

.sibling-page {
    /* padding: 1.5ex; */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 3em;
}

.sibling-page-last {
    align-items: flex-end;
    /* padding: 1ex 3em 1ex 3em; */
}

.sibling-page-next {
    align-items: flex-start;
    /* padding: 1ex 3em 1ex 3em; */
}

.sibling-page-arrow {
    align-self: center;
    font-size: 1.5rem;
}

.sibling-page-title {
    height: 2.1ex;
}

.sibling-page-date {
    height: 2.1ex;
    color: rgb(70, 96, 146);
}

#fullscreen-img-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 110;
    display: flex;
}

.post-content img {
    /* cursor: zoom-in; */
    display: block;
    object-fit: contain;
    box-shadow: 0 0px 20px rgb(0 0 0 / 20%);
}

#fullscreen-img-container.hidden {
    visibility: hidden;
    filter: opacity(0);
}

#fullscreen-img-container.show {
    visibility: visible;
    filter: opacity(1);
    backdrop-filter: blur(5px);
}

#fullscreen-img-container > img {
    max-width: 100%;
    max-height: 100%;
    margin: auto;
    cursor: zoom-out;
    object-fit: contain;
}

#top-button {
    position: fixed;
    right: 0;
    bottom: 0;
    margin: 2rem;
    width: 3rem;
    font-size: 1.25rem;
    text-align: center;
    line-height: 3rem;
    height: 3rem;
    background: white;
    border-radius: 5px;
    box-shadow: 0 1px 10px rgba(0 0 0 / 20%);
    cursor: pointer;
}

.comment-area {
    padding: 0.5em 1.5em 0.5em 1.5em;
}