:root {
  --mj-paper: #e7f0ee;
  --mj-ink: #0f2a2a;
  --mj-plum: #6a1b6b;
  --mj-teal: #2a9d8f;
  --mj-teal-ink: #1d6e64;
  --mj-line: #c6d9d5;
  --mj-surf: #f6faf9;
  --mj-mute: #3d5a57;
  --mj-r-lg: 27px;
  --mj-r-sm: 13px;
  --mj-latin: Sylfaen, "Times New Roman", serif;
  --mj-song: Sylfaen, "Times New Roman", "STSong", "SimSun", "Songti SC", serif;
  --mj-sans: "Microsoft YaHei", "PingFang SC", sans-serif;
  --mj-wrap: 1160px;
  --mj-gut: 16px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body.mj-body {
  margin: 0;
  background: var(--mj-paper);
  color: var(--mj-ink);
  font-family: var(--mj-sans);
  font-size: 16px;
  line-height: 1.75;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--mj-plum); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--mj-plum); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--mj-song); font-weight: 400; line-break: strict; overflow-wrap: break-word; }
code { font-family: var(--mj-latin); }

.mj-skip {
  position: absolute; left: 12px; top: -60px; z-index: 20;
  background: var(--mj-ink); color: #fff; padding: 10px 16px; border-radius: var(--mj-r-sm);
  min-height: 44px; display: inline-flex; align-items: center;
}
.mj-skip:focus { top: 10px; }
.mj-main:focus { outline: none; }

/* 页头 */
.mj-top { border-bottom: 1px solid var(--mj-line); background: var(--mj-paper); }
.mj-top__in {
  max-width: var(--mj-wrap); margin: 0 auto; padding: 8px var(--mj-gut);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.mj-top__brand { display: inline-flex; align-items: center; min-height: 44px; }
.mj-logo { display: block; width: 112px; height: auto; }
.mj-top__menu ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 2px; }
.mj-top__menu a {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; min-width: 44px; padding: 0 9px;
  color: var(--mj-ink); text-decoration: none; font-size: 15px; border-radius: var(--mj-r-sm);
}
.mj-top__menu a:hover { background: var(--mj-surf); }
.mj-top__menu a[aria-current="page"] { color: var(--mj-plum); box-shadow: inset 0 -2px 0 var(--mj-plum); border-radius: 0; }

/* 首页首屏 */
.mj-hero {
  max-width: var(--mj-wrap); margin: 0 auto; padding: 18px var(--mj-gut) 28px;
  display: grid; gap: 14px;
}
.mj-hero__words, .mj-hero__venn { display: contents; }
.mj-hero__h1 { order: 1; margin: 0; font-size: 41px; line-height: 1.16; letter-spacing: 0.01em; }
.mj-hero__h1 span { display: inline-block; }
.mj-hero__lede { order: 2; margin: 0; font-size: 15px; color: var(--mj-mute); }
.mj-hero .mj-codecard { order: 3; }
.mj-pick { order: 4; }
.mj-venn { order: 5; }
.mj-venn__src { order: 6; }

.mj-pick {
  display: grid; gap: 2px; text-decoration: none; color: var(--mj-ink);
  padding: 12px 16px 14px; border: 1px solid var(--mj-line); border-radius: var(--mj-r-sm);
  background: var(--mj-surf);
}
.mj-pick__kicker { font-size: 13px; color: var(--mj-plum); }
.mj-pick__title { font-family: var(--mj-song); font-size: 19px; line-height: 1.4; }
.mj-pick__why { font-size: 14px; color: var(--mj-mute); line-height: 1.6; }
.mj-pick:hover .mj-pick__title { text-decoration: underline; text-underline-offset: 4px; }

/* 两圈 */
.mj-venn {
  --mj-d: 196px; --mj-ov: 70px;
  position: relative; width: calc(var(--mj-d) * 2 - var(--mj-ov)); height: var(--mj-d);
  margin: 6px auto 0; max-width: 100%;
}
.mj-venn__ring {
  position: absolute; top: 0; width: var(--mj-d); height: var(--mj-d); border-radius: 50%;
  display: flex; flex-direction: column; justify-content: center; text-align: center;
}
.mj-venn__ring--zh { left: 0; background: rgba(106, 27, 107, 0.13); border: 2px solid var(--mj-plum); padding: 0 var(--mj-ov) 0 10px; }
.mj-venn__ring--qb { right: 0; background: rgba(42, 157, 143, 0.17); border: 2px solid var(--mj-teal-ink); padding: 0 10px 0 var(--mj-ov); }
.mj-venn__name { margin: 0 0 4px; font-family: var(--mj-song); font-size: 18px; line-height: 1.3; }
.mj-venn__ring--zh .mj-venn__name { color: var(--mj-plum); }
.mj-venn__ring--qb .mj-venn__name { color: var(--mj-teal-ink); }
.mj-venn__lines { list-style: none; margin: 0; padding: 0; font-size: 13px; line-height: 1.5; }
.mj-venn__mid {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  margin: 0; font-size: 13px; line-height: 1.35; text-align: center; font-weight: 700;
}
.mj-venn__mid span { display: block; }
.mj-venn__src { margin: 0; font-size: 13px; color: var(--mj-mute); text-align: center; }

/* 推荐码卡 */
.mj-codecard {
  position: relative; background: var(--mj-surf); border: 1.5px solid var(--mj-plum);
  border-radius: var(--mj-r-sm); padding: 12px 14px 12px;
}
.mj-codecard__side { margin: 0 0 4px; font-size: 13px; color: var(--mj-plum); }
.mj-codecard__row { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 12px; }
.mj-codecard__label { font-size: 14px; color: var(--mj-mute); }
.mj-codecard__code {
  font-size: 26px; letter-spacing: 0.08em; color: var(--mj-ink); line-height: 1.2;
  user-select: all; -webkit-user-select: all;
}
.mj-copy {
  min-height: 44px; min-width: 76px; padding: 0 16px; margin-left: auto;
  font: inherit; font-size: 15px; color: #fff; background: var(--mj-plum);
  border: 0; border-radius: var(--mj-r-sm); cursor: pointer;
}
.mj-copy:hover { background: #561557; }
.mj-copy--done { background: var(--mj-teal-ink); }
.mj-codecard__note { margin: 6px 0 0; font-size: 14px; line-height: 1.6; }
.mj-codecard__go { margin: 12px 0 0; }
.mj-go {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px;
  background: var(--mj-ink); color: #fff; text-decoration: none; border-radius: var(--mj-r-sm); font-size: 16px;
}
.mj-go:hover { background: var(--mj-plum); }
.mj-codecard__disc { margin: 8px 0 0; font-size: 13.5px; line-height: 1.65; color: var(--mj-mute); }

/* 首页下方区块 */
.mj-homebody { max-width: var(--mj-wrap); margin: 0 auto; padding: 8px var(--mj-gut) 48px; }
.mj-homebody > h2, .mj-homeblock > h2 { font-size: 26px; margin: 36px 0 10px; line-height: 1.35; }
.mj-homebody > p, .mj-homebody > ul, .mj-homebody > ol { max-width: 40em; font-size: 16px; }
.mj-homebody > ul { padding-left: 1.2em; }
.mj-homebody > ul li { margin: 4px 0; }
.mj-homeblock__more a { display: inline-flex; align-items: center; min-height: 44px; }

/* 文章列表 */
.mj-postlist { list-style: none; margin: 0; padding: 0; counter-reset: none; max-width: 46rem; }
.mj-postlist__item { padding: 16px 0 18px; border-top: 1px solid var(--mj-line); }
.mj-postlist__item:last-child { border-bottom: 1px solid var(--mj-line); }
.mj-postlist__link { font-family: var(--mj-song); font-size: 22px; line-height: 1.45; color: var(--mj-ink); text-decoration: none; }
.mj-postlist__link:hover { color: var(--mj-plum); text-decoration: underline; }
.mj-postlist__sum { margin: 6px 0 2px; font-size: 15px; color: var(--mj-mute); }
.mj-postlist__date { margin: 0; font-size: 13px; color: var(--mj-mute); }

/* 面包屑 */
.mj-crumbs { max-width: var(--mj-wrap); margin: 0 auto; padding: 4px var(--mj-gut) 0; font-size: 14px; }
.mj-crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; }
.mj-crumbs li { display: inline-flex; align-items: center; color: var(--mj-mute); }
.mj-crumbs li + li::before { content: "›"; margin: 0 8px; color: var(--mj-mute); }
.mj-crumbs a { display: inline-flex; align-items: center; min-height: 44px; }
.mj-crumbs span[aria-current] { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 15em; }

/* 文章页 */
.mj-art { max-width: 47rem; margin: 0 auto; padding: 8px var(--mj-gut) 48px; }
.mj-art__h1 { font-size: 34px; line-height: 1.3; margin: 10px 0 12px; }
.mj-art__dek { margin: 0 0 14px; font-size: 16px; color: var(--mj-mute); }
.mj-art__by { display: flex; flex-wrap: wrap; gap: 4px 22px; margin: 0 0 20px; font-size: 14px; }
.mj-art__by div { display: flex; gap: 6px; }
.mj-art__by dt { color: var(--mj-mute); }
.mj-art__by dd { margin: 0; }
.mj-art__cover { margin: 0 0 22px; }
.mj-art__cover img { border-radius: var(--mj-r-lg); border: 1px solid var(--mj-line); width: 100%; }
.mj-art__cover figcaption { font-size: 13.5px; color: var(--mj-mute); margin-top: 8px; }

.mj-toc { background: var(--mj-surf); border: 1px solid var(--mj-line); border-radius: var(--mj-r-lg); padding: 16px 18px 12px; margin: 0 0 26px; }
.mj-toc__hd { margin: 0 0 6px; font-family: var(--mj-song); font-size: 18px; }
.mj-toc ol { margin: 0; padding: 0; list-style: none; counter-reset: mjtoc; }
.mj-toc li { counter-increment: mjtoc; display: flex; gap: 10px; align-items: baseline; }
.mj-toc li::before {
  content: counter(mjtoc); font-family: var(--mj-latin); font-size: 15px; color: var(--mj-plum);
  min-width: 1.6em; text-align: right;
}
.mj-toc a { display: inline-block; padding: 9px 0; line-height: 1.5; font-size: 15.5px; color: var(--mj-ink); }

.mj-art__body { font-size: 17px; line-height: 1.88; }
.mj-art__body > p, .mj-art__body li { max-width: 38em; }
.mj-art__body h2 { font-size: 27px; line-height: 1.4; margin: 46px 0 14px; padding-top: 14px; border-top: 1px solid var(--mj-line); scroll-margin-top: 12px; }
.mj-art__body h3 { font-size: 20px; margin: 28px 0 8px; }
.mj-art__body strong { color: var(--mj-ink); font-weight: 700; }
.mj-art__body ol { padding-left: 0; list-style: none; counter-reset: mjstep; }
.mj-art__body ol > li { counter-increment: mjstep; position: relative; padding-left: 2.6em; margin: 0 0 16px; }
.mj-art__body ol > li::before {
  content: counter(mjstep); position: absolute; left: 0; top: 0.15em;
  width: 1.8em; height: 1.8em; border-radius: 50%; border: 1.5px solid var(--mj-plum);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mj-latin); font-size: 15px; color: var(--mj-plum); background: var(--mj-surf);
}
.mj-art__body ul { padding-left: 1.2em; }
.mj-art__body ul li { margin: 4px 0; }
.mj-art__body code { font-size: 0.92em; background: var(--mj-surf); border: 1px solid var(--mj-line); border-radius: 6px; padding: 1px 5px; overflow-wrap: anywhere; }
.mj-art__body blockquote { margin: 18px 0; padding: 10px 16px; border-left: 3px solid var(--mj-teal); background: var(--mj-surf); border-radius: 0 var(--mj-r-sm) var(--mj-r-sm) 0; }
.mj-art__body .mj-codecard { margin: 22px 0 24px; }
.mj-art__body .mj-codecard__code { font-size: 26px; background: none; border: 0; padding: 0; border-radius: 0; }

/* 对照段落 */
.mj-side { position: relative; padding-left: 4.4rem; margin: 18px 0; }
.mj-side__tag {
  position: absolute; left: 0; top: 0.35em; margin: 0; width: 3.3rem; text-align: center;
  font-size: 14px; line-height: 1; padding: 7px 0; border-radius: var(--mj-r-sm); color: #fff;
}
.mj-side::before { content: ""; position: absolute; left: 1.62rem; top: 2.6em; bottom: 4px; width: 2px; border-radius: 2px; }
.mj-side--zh .mj-side__tag { background: var(--mj-plum); }
.mj-side--zh::before { background: rgba(106, 27, 107, 0.35); }
.mj-side--qb .mj-side__tag { background: var(--mj-teal-ink); }
.mj-side--qb::before { background: rgba(42, 157, 143, 0.5); }
.mj-side--lz .mj-side__tag { background: var(--mj-ink); }
.mj-side--lz::before { background: rgba(15, 42, 42, 0.3); }
.mj-side__body > p:first-child { margin-top: 0; }
.mj-side__body > p:last-child { margin-bottom: 0; }

/* 截图 */
.mj-shot { margin: 22px 0; }
.mj-shot img { border: 1px solid var(--mj-line); border-radius: var(--mj-r-sm); background: #17181d; }
.mj-shot figcaption { margin-top: 8px; font-size: 14px; color: var(--mj-mute); line-height: 1.6; }

/* 表格 */
.mj-tablewrap { overflow-x: auto; margin: 20px 0; border: 1px solid var(--mj-line); border-radius: var(--mj-r-sm); background: var(--mj-surf); -webkit-overflow-scrolling: touch; }
.mj-table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: 15px; line-height: 1.6; }
.mj-table th, .mj-table td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--mj-line); }
.mj-table thead th { font-family: var(--mj-song); font-size: 16px; background: #edf4f2; }
.mj-table tbody th { font-weight: 700; white-space: nowrap; }
.mj-table tbody tr:last-child th, .mj-table tbody tr:last-child td { border-bottom: 0; }

/* FAQ */
.mj-faq { margin: 40px 0 0; padding: 20px 20px 8px; background: var(--mj-surf); border: 1px solid var(--mj-line); border-radius: var(--mj-r-lg); }
.mj-faq h2 { font-size: 25px; margin: 0 0 8px; }
.mj-faq dl { margin: 0; }
.mj-faq__item { padding: 12px 0; border-top: 1px solid var(--mj-line); }
.mj-faq__item:first-child { border-top: 0; }
.mj-faq dt { font-family: var(--mj-song); font-size: 19px; line-height: 1.5; margin-bottom: 4px; }
.mj-faq dd { margin: 0; font-size: 16px; line-height: 1.8; }

.mj-art__after { margin-top: 34px; padding-top: 18px; border-top: 2px solid var(--mj-ink); }
.mj-tagstrip { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; font-size: 14px; }
.mj-tagstrip__hd { color: var(--mj-mute); }
.mj-tagstrip ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.mj-tagstrip li span, .mj-tagstrip li a { display: inline-block; padding: 4px 12px; border: 1px solid var(--mj-line); border-radius: 999px; background: var(--mj-surf); }
.mj-art__next { list-style: none; margin: 14px 0 0; padding: 0; }
.mj-art__next a { display: inline-flex; align-items: center; min-height: 44px; font-size: 15px; }

/* 列表页、站务页、搜索、404 */
.mj-listpage, .mj-desk, .mj-seek, .mj-lost { max-width: 47rem; margin: 0 auto; padding: 8px var(--mj-gut) 56px; }
.mj-listpage__h1, .mj-desk__h1, .mj-seek__h1 { font-size: 34px; line-height: 1.3; margin: 10px 0 12px; }
.mj-listpage__kind { margin: 10px 0 0; font-size: 14px; color: var(--mj-plum); }
.mj-listpage__lede { font-size: 16px; max-width: 38em; }
.mj-listpage__count { font-size: 14px; color: var(--mj-mute); margin: 0 0 16px; }
.mj-termlist { list-style: none; padding: 0; }
.mj-termlist li { display: flex; justify-content: space-between; border-top: 1px solid var(--mj-line); }
.mj-termlist a { display: inline-flex; min-height: 44px; align-items: center; }
.mj-folio { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 20px; font-size: 15px; }
.mj-folio a { display: inline-flex; align-items: center; min-height: 44px; }
.mj-desk__date { font-size: 14px; color: var(--mj-mute); margin: 0 0 18px; }
.mj-desk__body { font-size: 16.5px; line-height: 1.85; }
.mj-desk__body > p, .mj-desk__body li { max-width: 38em; }
.mj-desk__body h2 { font-size: 23px; margin: 30px 0 8px; }
.mj-desk__body code { font-family: var(--mj-latin); font-size: 1em; }
.mj-seek__lede { font-size: 15.5px; color: var(--mj-mute); }
.mj-seek__form label { display: block; font-size: 14px; margin-bottom: 6px; }
.mj-seek__row { display: flex; gap: 8px; }
.mj-seek__row input {
  flex: 1; min-width: 0; min-height: 48px; padding: 0 14px; font: inherit; font-size: 16px; color: var(--mj-ink);
  background: var(--mj-surf); border: 1.5px solid var(--mj-line); border-radius: var(--mj-r-sm);
}
.mj-seek__row input:focus { border-color: var(--mj-plum); }
.mj-seek__row button {
  min-height: 48px; padding: 0 18px; font: inherit; font-size: 16px; color: #fff; background: var(--mj-plum);
  border: 0; border-radius: var(--mj-r-sm); cursor: pointer;
}
.mj-seek__state { font-size: 15px; color: var(--mj-mute); min-height: 1.6em; }
.mj-seek__hits { list-style: none; padding: 0; margin: 0; }
.mj-seek__hits li { border-top: 1px solid var(--mj-line); padding: 10px 0; }
.mj-seek__hits a { font-family: var(--mj-song); font-size: 19px; display: inline-flex; min-height: 44px; align-items: center; }
.mj-seek__hits p { margin: 0; font-size: 14.5px; color: var(--mj-mute); }
.mj-lost__num { font-family: var(--mj-latin); font-size: 64px; line-height: 1; color: var(--mj-plum); margin: 30px 0 4px; }
.mj-lost__h1 { font-size: 30px; line-height: 1.35; margin: 0 0 10px; }
.mj-lost__ways { list-style: none; padding: 0; }
.mj-lost__ways a { display: inline-flex; min-height: 44px; align-items: center; font-size: 16px; }

/* 页脚 */
.mj-base { background: var(--mj-surf); border-top: 1px solid var(--mj-line); margin-top: 24px; }
.mj-base__in { max-width: var(--mj-wrap); margin: 0 auto; padding: 24px var(--mj-gut) 28px; font-size: 14px; }
.mj-base__brand { display: inline-flex; min-height: 44px; align-items: center; }
.mj-base__own, .mj-base__disc { margin: 6px 0; max-width: 40em; }
.mj-base__links ul { list-style: none; margin: 10px 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0 16px; }
.mj-base__links a, .mj-base__rss a { display: inline-flex; align-items: center; min-height: 44px; color: var(--mj-ink); }
.mj-base__rss { margin: 0; }
.mj-base__year { margin: 6px 0 0; color: var(--mj-mute); font-family: var(--mj-latin); }

@media (min-width: 600px) {
  :root { --mj-gut: 24px; }
  .mj-venn { --mj-d: 230px; --mj-ov: 84px; }
  .mj-venn__lines { font-size: 13.5px; }
}

@media (min-width: 960px) {
  :root { --mj-gut: 32px; }
  .mj-logo { width: 132px; }
  .mj-top__menu a { padding: 0 14px; font-size: 16px; }
  .mj-hero {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr); column-gap: 56px; align-items: start;
    padding-top: 40px; padding-bottom: 44px;
  }
  .mj-hero__words, .mj-hero__venn { display: block; }
  .mj-hero__h1 { font-size: 71px; line-height: 1.12; margin: 0 0 18px; }
  .mj-hero__lede { font-size: 17px; margin: 0 0 22px; max-width: 30em; }
  .mj-pick { padding: 16px 20px 18px; max-width: 34rem; }
  .mj-pick__title { font-size: 23px; }
  .mj-pick__why { font-size: 15px; }
  .mj-venn { --mj-d: 296px; --mj-ov: 108px; margin: 0; }
  .mj-venn__name { font-size: 23px; }
  .mj-venn__lines { font-size: 14px; }
  .mj-venn__mid { font-size: 14px; }
  .mj-venn__src { text-align: left; margin: 10px 0 0; }
  .mj-hero .mj-codecard { margin-top: 26px; width: 340px; }
  .mj-hero .mj-codecard::before {
    content: ""; position: absolute; left: 147px; top: -28px; height: 26px; width: 2px; background: var(--mj-plum);
  }
  .mj-art__h1, .mj-listpage__h1, .mj-desk__h1, .mj-seek__h1 { font-size: 41px; }
  .mj-toc ol { columns: 2; column-gap: 28px; }
  .mj-toc li { break-inside: avoid; }
  .mj-side { padding-left: 0; }
  .mj-side__tag { left: -4.6rem; }
  .mj-side::before { left: -3rem; }
  .mj-base__in { display: grid; grid-template-columns: 1.3fr 1fr; column-gap: 40px; }
  .mj-base__rss, .mj-base__year { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: no-preference) {
  .mj-copy, .mj-go, .mj-top__menu a { transition: background-color 0.15s ease; }
}

/* 标题断行、小字与触摸区 */
h1, h2, .mj-art__h1, .mj-hero__h1, .mj-pick__title, .mj-faq dt { text-wrap: balance; }
.mj-hero__lede, .mj-codecard__note, .mj-codecard__disc, .mj-pick__why, .mj-art__dek { text-wrap: pretty; }
.mj-crumbs li { white-space: nowrap; }
.mj-crumbs a { min-width: 44px; justify-content: center; }
.mj-base__links a, .mj-base__rss a { min-width: 44px; }
.mj-base__disc a, .mj-art__by a, .mj-codecard__disc a, .mj-homeblock__more a {
  display: inline-block; min-width: 44px; min-height: 44px; line-height: 44px; text-align: center;
}
.mj-toc a { display: inline-flex; align-items: center; min-height: 44px; padding: 4px 0; box-sizing: border-box; }
@media (max-width: 599px) {
  .mj-venn { --mj-ov: 64px; }
  .mj-venn__name { font-size: 17px; }
}