.writing-list {
  display: grid;
  gap: 0;
}

#writing {
  scroll-margin-top: 110px;
}

.writing-index .container {
  max-width: 940px;
}

.writing-card {
  border-top: 1px solid var(--line);
  padding: 27px 0 30px;
}

.writing-card:last-child {
  border-bottom: 1px solid var(--line);
}

.writing-card-meta,
.writing-meta {
  align-items: baseline;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: .88rem;
  gap: 8px 18px;
  margin: 0 0 10px;
}

.writing-card-meta span,
.writing-tags {
  color: var(--accent);
  font-size: .85rem;
  font-weight: 650;
}

.writing-card h2,
.writing-card h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  letter-spacing: -.025em;
  line-height: 1.3;
  margin: 0 0 12px;
}

.writing-card h2 a:hover,
.writing-card h3 a:hover {
  color: var(--accent);
}

.writing-card > p:last-child {
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
  max-width: 80ch;
}

.writing-preview {
  gap: 28px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.writing-preview .writing-card {
  border-bottom: 0;
}

.writing-preview .writing-card-meta {
  align-items: flex-start;
  flex-direction: column;
  gap: 5px;
}

.writing-head {
  padding: 64px 0 28px;
}

.writing-head .container,
.writing-article .container,
.writing-pagination {
  max-width: 900px;
  min-width: 0;
}

.writing-head h1 {
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  letter-spacing: -.045em;
  line-height: 1.13;
  margin: 16px 0 22px;
  overflow-wrap: anywhere;
}

.writing-meta a {
  color: var(--text);
}

.writing-tags {
  margin: 12px 0;
}

.writing-deck {
  color: var(--muted);
  font-size: 1.16rem;
  line-height: 1.7;
  margin: 20px 0 0;
}

.writing-content {
  font-size: 1.04rem;
  line-height: 1.85;
  overflow-wrap: break-word;
}

.writing-content > p {
  margin: 1.25em 0;
}

.writing-content h2,
.writing-content h3,
.writing-content h4 {
  line-height: 1.3;
  scroll-margin-top: 110px;
}

.writing-content h2 {
  border-top: 1px solid var(--line);
  font-size: 1.7rem;
  letter-spacing: -.025em;
  margin: 2.7em 0 1em;
  padding-top: 1em;
}

.writing-content h3 {
  font-size: 1.3rem;
  margin: 2em 0 1em;
}

.writing-content h4 {
  font-size: 1.08rem;
  margin: 1.7em 0 .8em;
}

.writing-content a,
.writing-back {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.writing-content a {
  overflow-wrap: anywhere;
}

.writing-content li {
  margin: .65em 0;
}

.writing-content ul,
.writing-content ol {
  padding-left: 1.4em;
}

.writing-toc {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: .93rem;
  line-height: 1.6;
  margin: 12px 0 34px;
  padding: 18px 22px;
}

.writing-toc summary {
  cursor: pointer;
  font-weight: 700;
}

.writing-toc a {
  color: var(--text);
  text-decoration: none;
}

.writing-toc a:hover {
  color: var(--accent);
}

.writing-content blockquote {
  border-left: 3px solid var(--accent);
  color: var(--muted);
  margin: 24px 0;
  padding: 4px 0 4px 22px;
}

.writing-content code {
  background: var(--surface);
  border-radius: 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .85em;
  padding: .12em .25em;
  overflow-wrap: anywhere;
}

.writing-content pre {
  background: #192129;
  border-radius: 7px;
  color: #e7edf2;
  font-size: .88rem;
  line-height: 1.65;
  margin: 24px 0;
  max-width: 100%;
  overflow-x: auto;
  padding: 20px;
}

.writing-content pre code {
  background: none;
  color: inherit;
  font-size: inherit;
  overflow-wrap: normal;
  padding: 0;
}

.writing-table-scroll {
  margin: 26px 0;
  max-width: 100%;
  overflow-x: auto;
}

.writing-content table {
  border-collapse: collapse;
  font-size: .88rem;
  line-height: 1.6;
  min-width: 100%;
  text-align: left;
}

.writing-content th,
.writing-content td {
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
  min-width: 95px;
  vertical-align: top;
}

.writing-content th {
  background: var(--surface);
  font-weight: 650;
}

.writing-content figure {
  margin: 32px 0;
}

.writing-content figure img,
.writing-content > p > img {
  border: 1px solid var(--line);
  border-radius: 6px;
  height: auto;
  margin: 24px auto 12px;
  max-width: 100%;
}

.writing-content figcaption {
  color: var(--muted);
  font-size: .85rem;
  line-height: 1.6;
  margin-top: 12px;
  text-align: center;
}

.writing-content .katex {
  font-size: 1em;
}

.writing-content .math-inline {
  display: inline-block;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  vertical-align: middle;
}

.writing-content .katex-display {
  margin: 1.5em 0;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 8px 0;
}

.writing-pagination {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 70px auto;
  padding-top: 26px;
}

.writing-pagination a {
  font-weight: 650;
  line-height: 1.5;
}

.writing-pagination span {
  color: var(--muted);
  display: block;
  font-size: .8rem;
  font-weight: 400;
  margin-bottom: 8px;
}

.writing-older {
  grid-column: 2;
}

.writing-back {
  font-size: .9rem;
  grid-column: 1 / -1;
}

.ep-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin: 18px 0;
}

.ep-controls label {
  display: flex;
  align-items: center;
  font-size: .85rem;
  gap: 10px;
}

.ep-controls select {
  background: var(--background);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--text);
  font: inherit;
  padding: 6px;
}

.ep-scale {
  background: var(--line);
  height: 3px;
  margin: 38px 15px;
  position: relative;
}

.ep-scale .ep-threshold {
  border-left: 2px dashed var(--accent);
  height: 22px;
  left: 43.52%;
  position: absolute;
  top: -10px;
}

.ep-scale .ep-threshold::before {
  color: var(--muted);
  content: "threshold ≈ 150 rows";
  font-size: .75rem;
  left: -65px;
  position: absolute;
  top: -25px;
  white-space: nowrap;
}

.ep-dot {
  background: var(--blue);
  border-radius: 100%;
  height: 14px;
  position: absolute;
  top: -6px;
  transform: translateX(-50%);
  width: 14px;
}

.ep-summary {
  color: var(--muted);
  font-size: .9rem;
}

@media (max-width: 900px) {
  .writing-preview {
    gap: 0;
    grid-template-columns: 1fr;
  }

  .writing-preview .writing-card-meta {
    align-items: baseline;
    flex-direction: row;
    gap: 8px 18px;
  }
}

@media (max-width: 560px) {
  #writing,
  .writing-content h2,
  .writing-content h3,
  .writing-content h4 {
    scroll-margin-top: 170px;
  }

  .writing-head {
    padding-top: 40px;
  }

  .writing-content {
    font-size: 1rem;
  }

  .writing-content h2 {
    font-size: 1.45rem;
  }

  .writing-toc {
    padding: 15px;
  }

  .writing-pagination {
    gap: 24px;
    grid-template-columns: 1fr;
  }

  .writing-older {
    grid-column: 1;
  }
}