/* ============================================================
   复利书房 · 朴素资料库版式
   一个字体、四个字号、一种列表；无英文标签、无期号、无卡片
   ============================================================ */
:root {
  --paper: #fbfaf7;
  --ink: #1b1917;
  --muted: #6f6860;
  --rule: #e2ddd2;
  --brand: #ab1942;
}

html.dark {
  --paper: #131211;
  --ink: #e7e1d4;
  --muted: #9c958a;
  --rule: #2b2823;
  --brand: #c9798b;
}

html,
body {
  background: var(--paper) !important;
  color: var(--ink) !important;
}

body {
  margin: 0;
  font-family: "Songti SC", "Source Han Serif SC", "Noto Serif CJK SC", "Noto Serif SC", Georgia, serif;
  font-size: 17px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--brand);
}

/* 站头 */
.site-head {
  border-bottom: 1px solid var(--rule);
  margin-bottom: 3rem;
}

.site-head__in {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.6rem;
  padding-bottom: 1.25rem;
}

.brand {
  font-size: 1.05rem;
  letter-spacing: .04em;
  color: var(--ink);
}

.site-nav {
  display: flex;
  gap: 1.4rem;
  font-size: .86rem;
  color: var(--muted);
}

.site-nav a {
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a[aria-current] {
  color: var(--brand);
}

/* 页面 */
.page {
  padding-bottom: 4rem;
}

.home {
  padding-bottom: 4rem;
}

.home__lede {
  font-size: .95rem;
  line-height: 2.1;
  color: var(--muted);
  margin: 0 0 3rem;
}

.page__title {
  font-size: 1.55rem;
  font-weight: 500;
  letter-spacing: .03em;
  line-height: 1.5;
  margin: 0 0 .6rem;
}

.page__sub {
  font-size: .84rem;
  color: var(--muted);
  margin: 0 0 1.6rem;
}

.page__lede {
  font-size: .95rem;
  line-height: 2.1;
  color: var(--muted);
  margin: 0 0 2.2rem;
}

.back {
  display: inline-block;
  font-size: .82rem;
  color: var(--muted);
  margin-bottom: 1.4rem;
}

/* 小节 */
.sec {
  font-size: .82rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: .08em;
  margin: 2.8rem 0 .7rem;
  padding-bottom: .55rem;
  border-bottom: 1px solid var(--rule);
}

/* 行列表 */
.rows {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rows > li {
  border-bottom: 1px solid var(--rule);
}

.rows > li > a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .3rem 1.2rem;
  padding: .95rem 0;
  align-items: baseline;
}

.rows > li > a:hover {
  color: var(--ink);
}

.rows > li > a:hover .rows__title {
  color: var(--brand);
}

.rows__title {
  font-size: .98rem;
  line-height: 1.7;
}

.rows__name {
  font-size: 1.02rem;
  letter-spacing: .04em;
}

.rows__desc {
  grid-column: 1;
  font-size: .8rem;
  color: var(--muted);
  line-height: 1.7;
}

.rows__num {
  grid-column: 2;
  grid-row: 1;
  font-size: .8rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.rows--dated > li > a {
  grid-template-columns: 4.2rem 1fr auto;
}

.rows--dated .rows__year {
  grid-column: 1;
  grid-row: 1;
}

.rows--dated .rows__title {
  grid-column: 2;
  grid-row: 1;
}

.rows--dated .rows__num {
  grid-column: 3;
  grid-row: 1;
}

.rows__year {
  font-size: .8rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.rows--person > li > a {
  grid-template-columns: 2.4rem 1fr auto;
  align-items: center;
  column-gap: 1rem;
}

.rows__thumb {
  width: 2.2rem;
  height: 2.75rem;
  object-fit: cover;
  filter: grayscale(100%);
  display: block;
}

.rows--person .rows__title {
  grid-column: 2;
  grid-row: 1;
}

.rows--person .rows__desc {
  grid-column: 2;
  grid-row: 2;
}

.rows--person .rows__num {
  grid-column: 3;
  grid-row: 1 / span 2;
  align-self: center;
}

.rows--person .rows__thumb {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: center;
}

/* 人物页肖像 */
.pfig {
  float: right;
  width: 8.6rem;
  margin: 0 0 1.4rem 1.8rem;
}

.pfig img {
  width: 100%;
  height: auto;
  display: block;
  filter: grayscale(100%);
}

.pfig figcaption {
  font-size: .76rem;
  color: var(--muted);
  margin-top: .5rem;
  line-height: 1.6;
}

.clear::after {
  content: "";
  display: block;
  clear: both;
}

/* 正文 */
.prose {
  font-size: 17px;
  line-height: 2.05;
  color: var(--ink);
  max-width: 34em;
}

.prose p {
  margin: 0 0 1.1em;
}

.prose h1,
.prose h2,
.prose h3,
.prose h4 {
  font-weight: 500;
  line-height: 1.6;
  margin: 2em 0 .7em;
  letter-spacing: .02em;
}

.prose h2 {
  font-size: 1.06rem;
}

.prose h3 {
  font-size: .98rem;
}

.prose blockquote {
  margin: 1.4em 0;
  padding-left: 1.1em;
  border-left: 2px solid var(--rule);
  color: var(--muted);
}

.prose img {
  max-width: 100%;
  height: auto;
}

.prose a {
  color: var(--brand);
  border-bottom: 1px solid rgba(171, 25, 66, .25);
}

.prose ul,
.prose ol {
  padding-left: 1.3em;
  margin: 0 0 1.1em;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
  margin: 1.4em 0;
}

.prose th,
.prose td {
  border-bottom: 1px solid var(--rule);
  padding: .5em .6em;
  text-align: left;
}

/* 文章页 */
.article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  font-size: .8rem;
  color: var(--muted);
  padding-bottom: 1.2rem;
  margin-bottom: 2.2rem;
  border-bottom: 1px solid var(--rule);
}

.article__meta a {
  color: var(--muted);
}

.article__meta a:hover {
  color: var(--brand);
}

.article__nav {
  display: flex;
  justify-content: space-between;
  gap: 1.6rem;
  font-size: .84rem;
  color: var(--muted);
  margin-top: 3rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule);
}

.article__nav a {
  color: var(--muted);
  max-width: 45%;
}

.article__nav a:hover {
  color: var(--brand);
}

.toc {
  border-bottom: 1px solid var(--rule);
  padding-bottom: .9rem;
  margin: 0 0 1.8rem;
  font-size: .84rem;
  color: var(--muted);
}

.toc summary {
  cursor: pointer;
  list-style: none;
}

.toc ul {
  list-style: none;
  margin: .7rem 0 0;
  padding: 0;
  line-height: 1.9;
}

/* 页脚 */
.site-foot {
  border-top: 1px solid var(--rule);
  margin-top: 3rem;
}

.site-foot__in {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem 1.4rem;
  padding-top: 1.3rem;
  padding-bottom: 2.6rem;
  font-size: .8rem;
  color: var(--muted);
}

.site-foot__links {
  display: flex;
  gap: 1.2rem;
}

.site-foot__links a {
  color: var(--muted);
}

html.dark .site-foot__links a:hover,
.site-foot__links a:hover {
  color: var(--brand);
}

@media (max-width: 640px) {
  body {
    font-size: 16.5px;
  }

  .pfig {
    float: none;
    width: 8.5rem;
    margin: 0 0 1.6rem;
  }

  .site-nav {
    gap: 1rem;
    font-size: .82rem;
  }
}