:root {
  color-scheme: light;
  --paper: #f8f9fc;
  --surface: #fff;
  --ink: #162238;
  --sub: #536278;
  --line: #dae1ed;
  --blue: #234fe2;
  --tint: #edf2ff;
  --font:
    -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei',
    sans-serif;
}
:root[data-theme='dark'] {
  color-scheme: dark;
  --paper: #101723;
  --surface: #172130;
  --ink: #eef3ff;
  --sub: #acbbd0;
  --line: #303f53;
  --blue: #9bb3ff;
  --tint: #202e49;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1rem/1.7 var(--font);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea {
  font: inherit;
}
button,
a,
input,
textarea {
  -webkit-tap-highlight-color: transparent;
}
button {
  cursor: pointer;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}
button {
  color: inherit;
}
svg {
  flex-shrink: 0;
  vertical-align: middle;
}
h1,
h2,
h3,
p {
  margin: 0;
}
button svg,
a svg {
  vertical-align: middle;
}
[hidden] {
  display: none !important;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  z-index: 10;
  background: var(--surface);
  padding: 12px;
}
.skip-link:focus {
  top: 12px;
}
.journal {
  max-width: 1260px;
  margin: auto;
  padding: 0 44px;
}
.journal-header {
  display: flex;
  align-items: center;
  gap: 32px;
  min-height: 112px;
  border-bottom: 1px solid var(--line);
}
.journal-brand {
  display: flex;
  align-items: center;
  gap: 17px;
  line-height: 1.5;
  font-size: 1rem;
  font-weight: 700;
}
.journal-brand small {
  display: block;
  color: var(--sub);
  font-size: 0.625rem;
  letter-spacing: 0.13em;
  margin-top: 3px;
}
.journal-mark {
  font: 850 2rem/1 var(--font);
  letter-spacing: -0.12em;
  border-right: 1px solid var(--line);
  padding-right: 20px;
  position: relative;
}
.journal-mark > span {
  font-size: 0.75rem;
  position: absolute;
  top: -7px;
  right: 10px;
  letter-spacing: 0;
}
.journal-header nav {
  display: flex;
  gap: 26px;
  margin-left: auto;
  font-size: 0.875rem;
}
.journal-header nav a {
  padding: 10px 0;
  color: var(--sub);
}
.journal-header nav a[aria-current],
.journal-header nav a:hover {
  color: var(--blue);
}
.icon-button {
  display: grid;
  place-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 40px;
  height: 40px;
}
.journal-main {
  padding: 32px 0 68px;
}
.journal-edition { display: flex; gap: 20px; justify-content: space-between; padding: 12px 0; border-bottom: 3px double var(--ink); font-size: .875rem; color: var(--sub); flex-wrap: wrap; }
.journal-edition a { color: var(--blue); }
.library-ledger { display: flex; gap: 22px; flex-wrap: wrap; align-items: center; border-block: 1px solid var(--line); padding: 16px 0; margin: 0 0 32px; font-size: .875rem; color: var(--sub); }
.library-ledger strong { color: var(--ink); font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.library-ledger a { margin-left: auto; color: var(--blue); }
.eyebrow {
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.13em;
  color: var(--sub);
}
.eyebrow > span {
  color: var(--blue);
  padding: 0 10px;
}
.journal-intro {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 54px;
}
.journal-intro h1,
.about-layout h1 {
  font-size: clamp(2.75rem, 5vw, 4.4rem);
  line-height: 1.18;
  letter-spacing: -0.07em;
  font-weight: 760;
  margin-top: 22px;
}
.journal-intro h1 > span,
.about-layout h1 > span {
  color: var(--blue);
}
.intro-note {
  justify-self: end;
  font-size: 1rem;
  color: var(--sub);
  padding-bottom: 8px;
}
.small-rule {
  display: block;
  height: 3px;
  width: 36px;
  background: var(--blue);
  margin-bottom: 22px;
}
.intro-note a {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
  margin-top: 20px;
  color: var(--ink);
}
.journal-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 266px;
  gap: 42px;
}
.list-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}
.list-heading h2 {
  font-size: 1rem;
  white-space: nowrap;
}
.list-heading h2 > span {
  font-size: 0.75rem;
  color: var(--sub);
  font-weight: 400;
  margin-left: 8px;
}
.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--sub);
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  max-width: 270px;
}
.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-size: 0.875rem;
  outline-offset: 8px;
}
.search-box kbd {
  font-size: 0.75rem;
  padding: 0 6px;
  border: 1px solid var(--line);
  border-radius: 3px;
}
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}
.filter-row button {
  display: flex;
  align-items: center;
  gap: 5px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--sub);
  font-size: 0.8125rem;
  padding: 7px 11px;
  border-radius: 6px;
}
.filter-row button[aria-pressed='true'] {
  background: var(--ink);
  color: var(--paper);
}
.post-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 28px 30px;
  margin-bottom: 18px;
  transition: border-color 0.2s;
}
.post-card:hover {
  border-color: var(--blue);
}
.post-card.featured-post {
  border-top: 3px solid var(--blue);
  background: linear-gradient(130deg, var(--surface), var(--tint));
  padding-top: 30px;
}
.post-top,
.post-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.75rem;
  align-items: center;
}
.post-top {
  color: var(--sub);
  margin-bottom: 20px;
}
.post-category {
  color: var(--blue);
  font-weight: 600;
}
.post-card h3 {
  font-size: 1.625rem;
  line-height: 1.45;
  letter-spacing: -0.04em;
  font-weight: 700;
  margin-bottom: 14px;
}
.featured-post h3 {
  font-size: 1.95rem;
  max-width: 470px;
}
.post-card > a > p {
  color: var(--sub);
  font-size: 0.9375rem;
  line-height: 1.9;
  max-width: 560px;
}
.post-bottom {
  margin-top: 25px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
}
.post-bottom > a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-weight: 550;
}
.text-button {
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--sub);
  padding: 5px;
  font-size: 0.8125rem;
}
.text-button[aria-pressed='true'] {
  color: var(--blue);
}
.text-button[aria-pressed='true'] svg {
  fill: var(--tint);
}
.journal-sidebar {
  padding-top: 2px;
}
.author-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 25px;
}
.author-initial {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-weight: 750;
  font-size: 1.15rem;
  position: relative;
  margin-bottom: 17px;
}
.author-initial span {
  position: absolute;
  bottom: 0;
  right: 0;
  color: var(--blue);
  font-size: 0.8125rem;
  background: var(--surface);
  border: 3px solid var(--surface);
  border-radius: 50%;
  line-height: 1;
}
.author-card h2 {
  font-size: 1.125rem;
  margin-bottom: 10px;
}
.author-card p {
  color: var(--sub);
  font-size: 0.9375rem;
  line-height: 1.85;
}
.author-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 20px 0;
}
.author-topics span {
  font-size: 0.6875rem;
  padding: 3px 7px;
  background: var(--tint);
  border-radius: 4px;
  color: var(--sub);
}
.author-card > a {
  font-size: 0.8125rem;
  display: flex;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.sidebar-note {
  padding: 28px 5px;
  border-bottom: 1px solid var(--line);
}
.sidebar-note h3 {
  font-size: 1.125rem;
  line-height: 1.8;
  font-weight: 550;
  margin: 12px 0;
}
.sidebar-note > p:last-child {
  font-size: 0.75rem;
  color: var(--sub);
}
.rss-card {
  display: flex;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 22px 4px;
}
.rss-card > svg:first-child {
  color: var(--blue);
}
.rss-card div {
  flex: 1;
}
.rss-card strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 550;
}
.rss-card span {
  display: block;
  font-size: 0.75rem;
  color: var(--sub);
  margin-top: 4px;
}
.journal-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 36px;
  display: flex;
  justify-content: space-between;
  gap: 25px;
  font-size: 0.75rem;
  color: var(--sub);
}
.journal-footer > div {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.journal-footer strong {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  font-weight: 650;
}
.result-note,
.empty-state {
  font-size: 0.875rem;
  color: var(--sub);
  padding: 20px 0;
}
.empty-state {
  padding: 60px 20px;
  border: 1px dashed var(--line);
  text-align: center;
}
.archive-year {
  font-size: 2rem;
  font-weight: 750;
  padding: 5px 0 20px;
  letter-spacing: -0.04em;
}
.archive-year span {
  font-size: 0.875rem;
  color: var(--sub);
  font-weight: 400;
  padding-left: 14px;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--sub);
}
.article-heading {
  max-width: 920px;
  padding: 38px 0 40px;
}
.article-heading h1 {
  font-size: clamp(2.3rem, 4.3vw, 3.8rem);
  letter-spacing: -0.06em;
  line-height: 1.3;
  margin: 18px 0;
}
.article-deck {
  font-size: 1.125rem;
  color: var(--sub);
  max-width: 720px;
  line-height: 1.8;
}
.article-meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.75rem;
  color: var(--sub);
  margin-top: 24px;
}
.reading-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 710px);
  gap: 65px;
  border-top: 1px solid var(--line);
  padding-top: 42px;
}
.toc {
  align-self: start;
  position: sticky;
  top: 30px;
  font-size: 0.8125rem;
}
.toc > p {
  font-size: 0.75rem;
  color: var(--sub);
  margin-bottom: 16px;
}
.toc nav {
  display: grid;
  gap: 17px;
}
.toc a {
  display: flex;
  gap: 9px;
}
.toc a span {
  color: var(--sub);
  font-size: 0.6875rem;
  padding-top: 2px;
}
.toc .text-button {
  margin-top: 28px;
  padding-left: 0;
  color: var(--blue);
}
.prose {
  font-size: 1.0625rem;
  line-height: 2;
  color: var(--sub);
  min-width: 0;
}
.prose section {
  scroll-margin-top: 32px;
  margin-bottom: 38px;
}
.prose h2 {
  font-size: 1.4rem;
  color: var(--ink);
  line-height: 1.5;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}
.prose p {
  margin-bottom: 20px;
}
.prose ul {
  padding-left: 22px;
}
.prose li {
  padding-left: 5px;
  margin-bottom: 13px;
}
.references a {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--blue);
  font-size: 0.875rem;
  margin-bottom: 10px;
}
.editor-note {
  font-size: 0.8125rem;
  line-height: 1.9;
  padding: 18px 20px;
  border-left: 3px solid var(--blue);
  background: var(--tint);
  color: var(--sub);
  margin: 28px 0;
}
.article-next {
  padding-top: 35px;
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
.article-next > span {
  font-size: 0.75rem;
}
.article-next a {
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 1.3rem;
  line-height: 1.5;
  margin-top: 12px;
}
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 65px;
  padding: 30px 0;
}
.about-layout h1 {
  font-size: 3rem;
}
.about-layout .lead {
  font-size: 1.5rem;
  color: var(--ink);
  margin-bottom: 26px;
}
.about-layout h2 {
  margin-top: 32px;
}
.primary-link {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  color: var(--blue);
}
.writing {
  max-width: 850px;
  margin: 0 auto;
}
.writing h1 {
  font-size: 2.8rem;
  line-height: 1.3;
  letter-spacing: -0.055em;
  margin: 18px 0;
}
.muted {
  color: var(--sub);
}
.writing label {
  display: block;
  font-size: 0.875rem;
  margin: 24px 0 8px;
}
.writing input,
.writing textarea {
  display: block;
  width: 100%;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
}
.writing textarea {
  resize: vertical;
  line-height: 1.9;
  min-height: 350px;
}
.writing-actions {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  font-size: 0.875rem;
}
.primary-button {
  border: 0;
  background: var(--blue);
  color: var(--paper);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border-radius: 7px;
  padding: 12px 20px;
}
.status-toast {
  position: fixed;
  left: 50%;
  bottom: 25px;
  transform: translateX(-50%);
  padding: 12px 20px;
  border-radius: 8px;
  color: var(--paper);
  background: var(--ink);
  z-index: 10;
  box-shadow: 0 8px 40px #0002;
  max-width: 90vw;
  font-size: 0.875rem;
}
@media (max-width: 1000px) {
  .journal {
    padding: 0 28px;
  }
  .journal-workspace {
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 26px;
  }
  .journal-header {
    gap: 20px;
  }
  .journal-header nav {
    gap: 18px;
  }
  .journal-brand small {
    font-size: 0.625rem;
  }
  .reading-layout {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 35px;
  }
  .journal-footer > div {
    gap: 12px;
  }
}
@media (max-width: 760px) {
  .journal {
    padding: 0 20px;
  }
  .journal-header {
    flex-wrap: wrap;
    gap: 12px;
    padding: 22px 0;
    min-height: 0;
  }
  .journal-brand {
    flex: 1;
  }
  .journal-header nav {
    order: 3;
    width: 100%;
    margin-top: 10px;
    gap: 26px;
  }
  .journal-main {
    padding-top: 32px;
  }
  .journal-intro {
    grid-template-columns: 1fr;
    gap: 25px;
    margin-bottom: 35px;
  }
  .journal-intro h1 {
    font-size: 3.2rem;
  }
  .intro-note {
    justify-self: start;
  }
  .intro-note .small-rule {
    display: none;
  }
  .intro-note a {
    margin-top: 10px;
  }
  .journal-workspace {
    grid-template-columns: 1fr;
  }
  .journal-sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
  }
  .author-card {
    grid-row: span 2;
  }
  .sidebar-note {
    padding: 10px 5px;
  }
  .rss-card {
    padding: 15px 4px;
  }
  .list-heading {
    gap: 12px;
  }
  .search-box {
    max-width: 210px;
  }
  .post-card {
    padding: 23px;
  }
  .featured-post h3 {
    font-size: 1.65rem;
  }
  .post-card h3 {
    font-size: 1.5rem;
  }
  .journal-footer {
    flex-direction: column;
  }
  .reading-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .toc {
    position: static;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--line);
  }
  .toc nav {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .article-heading {
    padding-top: 28px;
  }
  .article-meta {
    gap: 12px;
  }
  .about-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .writing h1 {
    font-size: 2.3rem;
  }
  .writing-actions {
    align-items: flex-start;
    flex-direction: column;
  }
}
@media (max-width: 400px) {
  .journal-sidebar {
    grid-template-columns: 1fr;
  }
  .search-box {
    max-width: 180px;
  }
  .journal-intro h1 {
    font-size: 2.75rem;
  }
  .post-top {
    align-items: flex-start;
  }
  .toc nav {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}
.journal-brand small,
.author-topics span,
.toc a span {
  font-size: 0.75rem;
}
.filter-row button,
.text-button,
.post-bottom,
.toc,
.author-card > a {
  font-size: 0.875rem;
}
.reading-controls { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding: 18px 0; font-size: .875rem; }
.reading-controls button, .secondary-button { border: 1px solid var(--line); border-radius: 7px; padding: 10px 14px; min-height: 44px; background: var(--surface); color: var(--ink); }
.reading-controls button[aria-pressed='true'] { border-color: var(--blue); color: var(--blue); background: var(--tint); }
.reading-hint { color: var(--sub); }
:root[data-reading-size='large'] .reading-layout .prose { font-size: 1.25rem; }
:root[data-reading-focus='true'] .reading-layout { display: block; max-width: 760px; margin-inline: auto; }
:root[data-reading-focus='true'] .reading-layout .toc { display: none; }
.draft-tools { display: flex; align-items: end; gap: 16px; flex-wrap: wrap; margin: 20px 0 8px; }
.writing .draft-file-label { flex: 1 1 280px; margin: 0; min-width: 0; }
.draft-file-label input { margin-top: 8px; padding: 10px; }
.small-note { font-size: .875rem; line-height: 1.8; }
.draft-preview, .writing-guide { margin-top: 28px; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.draft-preview summary { cursor: pointer; font-size: .9375rem; }
.draft-preview summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }
.draft-preview h2 { font-size: 1.5rem; margin: 24px 0 16px; overflow-wrap: anywhere; }
.draft-preview pre { white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; margin: 0; }
.writing-guide h2 { font-size: 1.25rem; }
.writing-guide ol { padding-left: 24px; }
.writing-guide li { margin-block: 10px; }
.writing-guide code { overflow-wrap: anywhere; }
.writing input[type='file'] { font-size: .875rem; }
@media(max-width:600px) { .reading-hint { flex-basis: 100%; } .draft-tools .secondary-button { width: 100%; } }

/* Command reference remains readable without scripts; commands are never executed. */
.code-example { margin: 24px 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--surface); min-width: 0; }
.code-example figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; padding: 14px 18px 8px; font-size: .9375rem; }
.code-example figcaption span { color: var(--sub); font-size: .875rem; }
.code-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 18px 12px; }
.code-toolbar button { font: inherit; font-size: .875rem; padding: 7px 13px; min-height: 40px; border: 1px solid var(--line); border-radius: 4px; background: var(--paper); color: var(--ink); cursor: pointer; }
.code-toolbar button:disabled { opacity: .6; cursor: wait; }
.risk-label { font-size: .875rem; color: var(--sub); }
.risk-write .risk-label, .risk-danger .risk-label { color: var(--ink); font-weight: 700; }
.risk-danger { border-left: 4px solid #bb4433; }
.risk-write { border-left: 4px solid var(--blue); }
.code-example pre { margin: 0; padding: 20px; overflow: auto; background: #141e30; color: #e9efff; max-height: 600px; font-size: .9375rem; line-height: 1.8; tab-size: 2; white-space: pre; overflow-wrap: normal; }
.code-example code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; color: inherit; background: none; font-size: inherit; padding: 0; }
.code-example pre:focus-visible { outline: 3px solid var(--blue); outline-offset: -3px; }
.code-example .code-explanation { font-size: 1rem; line-height: 1.85; margin: 0; padding: 16px 18px; color: var(--sub); }
.command-heading { max-width: 900px; margin-bottom: 28px; }
.command-heading h1 { font-size: clamp(2rem, 4vw, 3rem); margin: 12px 0; }
.command-heading > p:last-child { color: var(--sub); font-size: 1rem; }
.command-controls { display: grid; grid-template-columns: minmax(200px, 2fr) 1fr 1fr; gap: 20px; padding: 24px; border: 1px solid var(--line); background: var(--surface); }
.command-controls label { display: flex; flex-direction: column; gap: 8px; font-size: .9375rem; }
.command-controls input, .command-controls select { min-width: 0; min-height: 46px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); font: inherit; padding: 10px 12px; border-radius: 4px; }
.command-caution { font-size: .9375rem; color: var(--sub); line-height: 1.9; margin: 20px 0; }
.command-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.command-card { border-top: 2px solid var(--ink); padding-top: 20px; min-width: 0; scroll-margin-top: 20px; }
.command-meta { display: flex; justify-content: space-between; color: var(--blue); font-size: .875rem; }
.command-card h2 { font-size: 1.4rem; margin: 12px 0; }
.command-card dl { margin: 18px 0; }
.command-card dt { font-size: .9375rem; font-weight: 700; margin-top: 14px; }
.command-card dd { margin: 7px 0 0; color: var(--sub); font-size: 1rem; line-height: 1.9; }
.command-source { color: var(--blue); font-size: .875rem; overflow-wrap: anywhere; }
.command-shortcut { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; border: 1px solid var(--line); padding: 22px; margin-bottom: 28px; background: var(--surface); }
.command-shortcut strong { font-size: 1.25rem; }
.command-shortcut p { color: var(--sub); font-size: 1rem; margin-top: 7px; }
.command-shortcut a { align-self: center; color: var(--blue); }
@media (max-width: 800px) { .command-controls, .command-grid { grid-template-columns: 1fr; } .command-controls { padding: 18px; } .code-example pre { font-size: .875rem; padding: 16px; } }
/* Editorial library: denser index, spacious long-form reading, shared light/dark tokens. */
.journal { max-width: 1380px; }
.journal-header { gap: 24px; min-height: 104px; }
.journal-header nav { gap: 20px; flex-wrap: wrap; }
.journal-header nav a { white-space: nowrap; }
.journal-brand { flex-shrink: 0; }
.journal-brand small { font-size: .75rem; letter-spacing: .06em; }
.journal-intro.library-intro { margin-bottom: 28px; gap: 30px; }
.library-intro h1 { font-family: 'Songti SC', 'Noto Serif CJK SC', 'STSong', serif; font-size: clamp(2.3rem, 4vw, 3.75rem); font-weight: 700; letter-spacing: -.04em; line-height: 1.35; margin-top: 15px; }
.library-intro .intro-note { font-size: 1rem; }
.shelf-nav { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-bottom: 36px; background: var(--surface); border: 1px solid var(--line); }
.shelf-nav a { padding: 20px 22px; border-right: 1px solid var(--line); }
.shelf-nav a:last-child { border: 0; }
.shelf-nav strong { font-size: 1rem; display: block; }
.shelf-nav span { display: block; color: var(--sub); font-size: .875rem; margin-top: 5px; }
.shelf-nav a:hover { background: var(--tint); color: var(--blue); }
.featured-dossier { display: grid; grid-template-columns: 88px 1.1fr 1fr; gap: 32px; padding: 34px; background: var(--ink); color: var(--paper); margin-bottom: 44px; }
.dossier-label { border-right: 1px solid currentColor; display: flex; flex-direction: column; gap: 10px; font-size: .875rem; }
.dossier-label strong { font: 400 3.5rem/1.2 Georgia, serif; }
.featured-dossier .eyebrow { color: inherit; opacity: .8; font-size: .75rem; }
.featured-dossier h2 { font: 600 clamp(1.6rem, 2.5vw, 2.1rem)/1.5 'Songti SC', 'STSong', serif; margin: 12px 0; }
.featured-dossier p:not(.eyebrow) { font-size: 1rem; opacity: .86; }
.featured-dossier .primary-link { color: inherit; margin-top: 18px; font-size: .875rem; }
.reading-route { padding: 0 0 0 22px; margin: 0; counter-reset: route; }
.reading-route li { padding: 12px 0 12px 8px; font-size: 1rem; border-bottom: 1px solid var(--line); }
.reading-route li::marker { font-variant-numeric: tabular-nums; font-size: .875rem; }
.reading-route li:last-child { border-bottom: 0; }
.reading-route small { display: block; margin-top: 5px; font-size: .75rem; color: var(--sub); }
.featured-dossier .reading-route li { border-color: color-mix(in srgb, currentColor 25%, transparent); }
.featured-dossier .reading-route small { color: inherit; opacity: .76; }
.reading-route a:hover, .sidebar-answer:hover { text-decoration: underline; text-underline-offset: 5px; }
.index-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; justify-content: space-between; color: var(--sub); font-size: .875rem; padding-bottom: 16px; }
.index-tools label { display: flex; align-items: center; gap: 8px; }
.index-tools select { font: inherit; border: 1px solid var(--line); padding: 8px; background: var(--surface); color: var(--ink); border-radius: 4px; min-height: 44px; }
select:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.library-index { border-top: 2px solid var(--ink); }
.index-entry { display: grid; grid-template-columns: 34px minmax(0, 1fr) 24px; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.entry-number { color: var(--sub); font: 400 1.125rem/1.6 Georgia, serif; padding-top: 28px; }
.entry-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; color: var(--sub); font-size: .75rem; margin-bottom: 10px; }
.entry-meta span:first-child { color: var(--blue); font-weight: 600; }
.entry-copy h3 { font-size: clamp(1.1rem, 1.8vw, 1.35rem); line-height: 1.65; letter-spacing: -.02em; }
.entry-copy a:hover h3 { color: var(--blue); }
.entry-copy p { color: var(--sub); margin-top: 8px; font-size: 1rem; line-height: 1.85; }
.entry-bottom { display: flex; flex-wrap: wrap; gap: 6px 15px; align-items: center; justify-content: space-between; margin-top: 12px; }
.entry-bottom > span { font-size: .75rem; color: var(--sub); }
.entry-arrow { color: var(--blue); font-size: 1.4rem; align-self: start; margin-top: 28px; }
.index-bottom { display: flex; gap: 16px; justify-content: space-between; align-items: center; }
.index-bottom button { flex-shrink: 0; }
.library-sidebar .sidebar-note { padding: 25px 0; }
.library-sidebar .reading-route li { font-size: .875rem; padding-block: 10px; }
.sidebar-answer { display: block; margin-top: 16px; font-size: .875rem; }
.shelf-symbol { color: var(--blue); font-size: 1.6rem; }
.editor-disclosure { font-size: .875rem; color: var(--sub); line-height: 1.9; margin-top: 22px; }
.topic-overview { border-top: 3px double var(--ink); padding-top: 34px; margin-top: 48px; }
.section-heading { display: flex; gap: 24px; justify-content: space-between; align-items: end; margin-bottom: 25px; }
.section-heading h2 { font-size: 1.7rem; line-height: 1.55; margin-top: 8px; }
.section-heading > a { font-size: .875rem; color: var(--blue); flex-shrink: 0; }
.topic-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-left: 1px solid var(--line); border-top: 1px solid var(--line); }
.topic-card { padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.topic-card > span { color: var(--blue); font-size: .875rem; }
.topic-card h3 { margin: 16px 0 10px; font-size: 1.3rem; }
.topic-card p { font-size: 1rem; color: var(--sub); }
.topic-card strong { display: block; font-size: .875rem; margin-top: 20px; font-weight: 500; }
.topic-card:hover { background: var(--tint); }
.archive-note { display: flex; align-items: center; gap: 24px; margin: 5px 0 24px; }
.archive-note strong { font: 400 3rem/1.3 Georgia, serif; }
.archive-note p { font-size: .875rem; color: var(--sub); }
.collection-heading { margin: 35px 0 40px; max-width: 920px; }
.collection-heading h1 { font: 600 clamp(2rem, 3.8vw, 3.3rem)/1.5 'Songti SC', 'STSong', serif; margin: 12px 0 20px; }
.collection-heading > p:last-child { font-size: 1.0625rem; color: var(--sub); max-width: 720px; }
.topic-collection { display: grid; grid-template-columns: 1fr 1.1fr; gap: 55px; border-top: 1px solid var(--line); padding: 34px 0; }
.topic-collection h2 { font-size: 1.65rem; margin: 12px 0; }
.topic-collection > div > p:last-child { color: var(--sub); max-width: 420px; }
.topic-collection h2 a:hover { color: var(--blue); }
.topic-detail { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 60px; }
.route-panel { background: var(--tint); padding: 26px; align-self: start; }
.route-panel h2 { font-size: 1.15rem; }
.route-panel .reading-route { margin-top: 15px; }
.route-panel .reading-route li { font-size: .9375rem; }
.route-panel > p { color: var(--sub); font-size: .875rem; margin: 22px 0; }
.route-panel > a { font-size: .875rem; color: var(--blue); }
.topic-articles > h2 { font-size: 1.2rem; padding-bottom: 20px; border-bottom: 2px solid var(--ink); }
.topic-article { display: block; border-bottom: 1px solid var(--line); padding: 25px 0; }
.topic-article > span { font-size: .875rem; color: var(--sub); }
.topic-article h3 { font-size: 1.4rem; margin: 10px 0; }
.topic-article p { color: var(--sub); }
.topic-article strong { display: block; color: var(--blue); margin-top: 15px; font-weight: 500; font-size: .875rem; }
.resource-section { margin: 38px 0; }
.resource-section > h2 { font-size: 1.4rem; padding-bottom: 20px; }
.resource-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.resource-card { border: 1px solid var(--line); background: var(--surface); padding: 24px; overflow-wrap: anywhere; }
.resource-card:hover { border-color: var(--blue); }
.resource-card > span { font-size: .75rem; color: var(--sub); }
.resource-card h3 { font-size: 1.125rem; color: var(--blue); margin: 10px 0; }
.resource-card p { font-size: 1rem; color: var(--sub); }
.dictionary-search { display: flex; flex-direction: column; gap: 10px; max-width: 600px; font-size: 1rem; }
.dictionary-search input { width: 100%; background: var(--surface); color: var(--ink); border: 1px solid var(--line); padding: 14px 16px; border-radius: 5px; }
.glossary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.glossary-entry { border-top: 2px solid var(--ink); padding-top: 16px; }
.glossary-entry > span { font-size: .75rem; color: var(--sub); }
.glossary-entry h2 { font-size: 1.25rem; margin: 10px 0; }
.glossary-entry p { color: var(--sub); font-size: 1rem; }
.checklist-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px; }
.checklist-card { border: 1px solid var(--line); border-top: 3px solid var(--blue); background: var(--surface); padding: 28px; }
.checklist-card h2 { font-size: 1.35rem; margin: 12px 0 20px; }
.checklist-card ol { padding-left: 22px; margin: 0; }
.checklist-card li { padding: 12px 0 12px 6px; border-top: 1px solid var(--line); color: var(--sub); }
.now-layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(240px, 1fr); gap: 65px; }
.now-layout .prose h2 { margin-top: 30px; }
.revision-card { padding: 28px; border-left: 3px solid var(--blue); background: var(--surface); align-self: start; }
.revision-card time { display: block; color: var(--blue); font-size: .875rem; margin-top: 25px; }
.revision-card h2 { font-size: 1.1rem; margin: 10px 0; }
.revision-card p { color: var(--sub); font-size: 1rem; }
.revision-card a { display: block; margin-top: 25px; color: var(--blue); }
.journal-footer { font-size: .875rem; }
.article-next a { font-size: 1.125rem; padding-block: 10px; border-bottom: 1px solid var(--line); }
.journal h1, .journal h2, .journal h3, .prose, .entry-copy, .reading-route { overflow-wrap: anywhere; }
@media (max-width: 1100px) {
  .journal-header { flex-wrap: wrap; padding-block: 20px; gap: 16px; }
  .journal-header nav { order: 3; width: 100%; margin-left: 0; }
  .journal-header .icon-button { margin-left: auto; }
  .featured-dossier { gap: 24px; grid-template-columns: 62px 1fr 1fr; padding: 26px; }
  .topic-detail { gap: 30px; grid-template-columns: 260px minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .journal-header nav { gap: 6px 20px; }
  .journal-brand small { letter-spacing: 0; }
  .shelf-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shelf-nav a { border-bottom: 1px solid var(--line); }
  .shelf-nav a:nth-child(even) { border-right: 0; }
  .shelf-nav a:nth-last-child(-n+2) { border-bottom: 0; }
  .featured-dossier { grid-template-columns: 48px minmax(0, 1fr); padding: 22px; }
  .featured-dossier > .reading-route { grid-column: 1 / -1; }
  .dossier-label strong { font-size: 2.5rem; }
  .dossier-label { font-size: .75rem; }
  .topic-grid, .resource-grid, .glossary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topic-collection, .topic-detail, .now-layout { grid-template-columns: 1fr; gap: 25px; }
  .route-panel { position: static; }
  .library-sidebar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .library-sidebar .author-card { grid-row: auto; }
  .editor-disclosure { grid-column: 1 / -1; }
  .index-entry { grid-template-columns: 24px minmax(0, 1fr) 18px; gap: 10px; }
  .list-heading { align-items: start; flex-wrap: wrap; }
  .list-heading .search-box { max-width: none; flex: 1 1 220px; }
}
@media (max-width: 480px) {
  .journal { padding-inline: 18px; }
  .library-intro h1 { font-size: 2.1rem; }
  .journal-edition { gap: 8px 14px; font-size: .75rem; }
  .library-ledger { gap: 10px 18px; }
  .shelf-nav a { padding: 16px 14px; }
  .shelf-nav span { font-size: .875rem; }
  .topic-grid, .resource-grid, .glossary-grid, .checklist-grid, .library-sidebar { grid-template-columns: 1fr; }
  .section-heading { display: block; }
  .section-heading > a { display: inline-block; margin-top: 12px; }
  .index-entry { grid-template-columns: 20px minmax(0, 1fr); }
  .entry-arrow { display: none; }
  .collection-heading h1 { font-size: 2rem; }
  .checklist-card { padding: 22px; }
  .index-bottom { flex-wrap: wrap; }
}
@media print {
  .journal-header, .journal-edition, .journal-footer, .back-link, .reading-controls, .toc, .status-toast, .article-next { display: none; }
  .journal { max-width: none; padding: 0; }
  .checklist-grid, .reading-layout { display: block; }
  .checklist-card { break-inside: avoid; margin: 20px 0; background: white; color: black; }
}