:root {
  --bg: #fbfaf7; --fg: #2b2b2b; --muted: #8a8580; --line: #e8e4dc; --accent: #9c4a2f;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #1b1a18; --fg: #dedad3; --muted: #8f8a83; --line: #33312d; --accent: #e09a7a; }
}
* { box-sizing: border-box; }
html { font-size: 17px; }
body { margin: 0 auto; max-width: 42rem; padding: 2.5rem 1.25rem 3rem; background: var(--bg); color: var(--fg); font-family: var(--sans); line-height: 1.8; -webkit-text-size-adjust: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
header.site { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .5rem 1rem; margin-bottom: 3rem; }
.brand { font-family: var(--serif); font-size: 1.5rem; font-weight: 700; color: var(--fg); letter-spacing: .08em; }
nav a { margin-left: 1.1rem; color: var(--muted); }
nav a:first-child { margin-left: 0; }
.intro { color: var(--muted); font-family: var(--serif); margin: 0 0 2.5rem; }
.page-title { font-family: var(--serif); font-size: 1.7rem; line-height: 1.4; margin: 0 0 .4rem; }
.meta { color: var(--muted); font-size: .88rem; margin: 0 0 2rem; }
.year { font-size: 1rem; color: var(--muted); font-weight: 600; margin: 2rem 0 .6rem; }
ul.posts { list-style: none; padding: 0; margin: 0; }
ul.posts li { display: flex; gap: 1.2rem; padding: .35rem 0; border-bottom: 1px dashed var(--line); }
ul.posts time { color: var(--muted); font-variant-numeric: tabular-nums; flex: none; }
ul.posts a { color: var(--fg); }
ul.tags { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; }
ul.tags span { color: var(--muted); font-size: .8rem; margin-left: .25rem; }
.content { font-family: var(--serif); font-size: 1.04rem; }
.content p { margin: 0 0 1.2em; text-align: justify; }
.content h2, .content h3 { font-family: var(--sans); margin: 2em 0 .8em; line-height: 1.4; }
.content blockquote { margin: 1.5em 0; padding: .2em 1.2em; border-left: 3px solid var(--line); color: var(--muted); }
.content img { max-width: 100%; height: auto; border-radius: 4px; }
.content pre { overflow-x: auto; padding: .9em 1em; background: var(--line); border-radius: 4px; font-size: .85rem; line-height: 1.6; }
.content code { font-size: .9em; }
.content hr { border: 0; border-top: 1px solid var(--line); margin: 2.5em 0; }
.pager { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.2rem; border-top: 1px solid var(--line); font-size: .92rem; }
.empty { color: var(--muted); }
footer.site { margin-top: 4rem; color: var(--muted); font-size: .82rem; }
footer.site a { color: var(--muted); }

/* home */
body { max-width: 46rem; }
.hero { margin: 0 0 2.8rem; }
.hero h1 { font-family: var(--serif); font-size: 2.4rem; letter-spacing: .12em; margin: 0; line-height: 1.3; }
.hero .tagline { font-family: var(--serif); color: var(--muted); margin: .3rem 0 .9rem; font-size: 1.05rem; }
.stats { display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; margin: 0; font-size: .85rem; color: var(--muted); }
.stats span::before { content: "·"; margin-right: .5rem; color: var(--accent); }
.stats span:first-child::before { content: none; }
.label { font-size: .78rem; letter-spacing: .2em; color: var(--muted); margin: 0 0 .7rem; }
.card { display: block; color: var(--fg); background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1.1rem 1.25rem; transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease; }
.card:hover { text-decoration: none; transform: translateY(-2px); border-color: var(--accent); box-shadow: 0 6px 18px rgba(0,0,0,.06); }
.card h2, .card h3 { font-family: var(--serif); margin: 0 0 .3rem; line-height: 1.45; }
.card h2 { font-size: 1.35rem; }
.card h3 { font-size: 1.05rem; }
.card-meta { color: var(--muted); font-size: .8rem; margin: 0 0 .6rem; }
.excerpt { margin: 0; color: var(--fg); opacity: .85; font-size: .92rem; line-height: 1.75; }
.card.big { padding: 1.5rem 1.6rem; }
.card.big .excerpt { font-family: var(--serif); font-size: 1rem; }
.more { display: inline-block; margin-top: .9rem; color: var(--accent); font-size: .88rem; }
.featured { margin-bottom: 2.4rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 1fr)); gap: 1rem; }
.all { text-align: right; font-size: .88rem; margin: 1rem 0 0; }
.panels { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 1rem; margin-top: 2.8rem; }
.panel { border-top: 2px solid var(--fg); padding-top: 1rem; }
.book { margin-bottom: 1.1rem; }
.book-head { display: flex; justify-content: space-between; align-items: baseline; gap: .5rem; }
.book-title { font-family: var(--serif); font-weight: 600; }
.book-status { font-size: .72rem; color: var(--accent); border: 1px solid var(--accent); border-radius: 99px; padding: 0 .5rem; flex: none; }
.book-status.done { color: var(--muted); border-color: var(--line); }
.book-meta { margin: .1rem 0 .45rem; font-size: .82rem; color: var(--muted); }
.bar { height: 4px; background: var(--line); border-radius: 99px; overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--accent); border-radius: 99px; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips a { font-size: .85rem; color: var(--fg); background: var(--card); border: 1px solid var(--line); border-radius: 99px; padding: .15rem .75rem; }
.chips a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.chips sup { color: var(--muted); font-size: .65rem; margin-left: .2rem; }
.about-short { font-size: .9rem; color: var(--muted); margin: 0; line-height: 1.8; }

/* post */
.toc { margin: 0 0 2rem; padding: .7rem 1rem; border: 1px solid var(--line); border-radius: 8px; font-size: .9rem; background: var(--card); }
.toc summary { cursor: pointer; color: var(--muted); }
.toc ul { margin: .5rem 0 0; padding-left: 1.2rem; }
.toc a { color: var(--fg); }
:root { --card: #ffffff; }
@media (prefers-color-scheme: dark) { :root { --card: #232220; } .card:hover { box-shadow: none; } }
@media (max-width: 480px) { .hero h1 { font-size: 2rem; } html { font-size: 16px; } }