/* Post widgets: callouts, cards, compare, fold, tables, mermaid.
   Use inside Markdown via raw HTML. See _posts/2026-11-12 for examples. */

.post-container > p.lead,
.post-container p.lead {
  font-size: 1.12em;
  line-height: 1.75;
  color: #3a3a3a;
}

.post-container mark,
.post-container .hl {
  background: linear-gradient(transparent 62%, rgba(0, 133, 161, 0.18) 62%);
  padding: 0 0.12em;
  color: inherit;
}

/* —— Callout —— */
.post-container .callout {
  margin: 1.6em 0;
  padding: 0.95em 1.15em 0.95em 1.2em;
  border-radius: 10px;
  border: 1px solid transparent;
  border-left-width: 4px;
  line-height: 1.7;
}
.post-container .callout > :first-child {
  margin-top: 0;
}
.post-container .callout > :last-child {
  margin-bottom: 0;
}
.post-container .callout p {
  margin: 0.55em 0;
}
.post-container .callout-tip {
  background: #f3f9fb;
  border-color: #d5e8ee;
  border-left-color: #0085a1;
}
.post-container .callout-note {
  background: #f6f7f8;
  border-color: #e6e8ea;
  border-left-color: #8a9199;
}
.post-container .callout-warn {
  background: #fff9ef;
  border-color: #f3e4c5;
  border-left-color: #d4a017;
}
.post-container .callout-danger {
  background: #fdf4f4;
  border-color: #f0d6d6;
  border-left-color: #c45c5c;
}
.post-container .callout-ok {
  background: #f3f8f5;
  border-color: #d5e8dc;
  border-left-color: #3d8b63;
}

/* —— Cards —— */
.post-container .card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 1.7em 0;
}
.post-container .mech-card {
  margin: 0;
  padding: 16px 16px 14px;
  border-radius: 12px;
  border: 1px solid #eee;
  background: #fafbfc;
  min-height: 100%;
}
.post-container .mech-card .kicker {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 6px;
  opacity: 0.85;
}
.post-container .mech-card strong {
  display: block;
  font-size: 1.05em;
  margin-bottom: 6px;
}
.post-container .mech-card p {
  margin: 0;
  color: #666;
  font-size: 0.95em;
}
.post-container .mech-card.is-param {
  background: #fbf6ee;
  border-color: #f0e2c8;
}
.post-container .mech-card.is-param .kicker {
  color: #b56b12;
}
.post-container .mech-card.is-reason {
  background: #f1f7f4;
  border-color: #cfe3d8;
}
.post-container .mech-card.is-reason .kicker {
  color: #2f7d5b;
}
.post-container .mech-card.is-tool {
  background: #faf2f2;
  border-color: #ecd0d0;
}
.post-container .mech-card.is-tool .kicker {
  color: #b54a4a;
}
.post-container .mech-card.is-fake {
  background: #f4f5f6;
  border-color: #dde0e3;
}
.post-container .mech-card.is-fake .kicker {
  color: #6b7280;
}

@media screen and (max-width: 720px) {
  .post-container .card-grid {
    grid-template-columns: 1fr;
  }
}

/* —— Compare columns —— */
.post-container .compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 1.7em 0;
}
.post-container .compare-col {
  margin: 0;
  padding: 16px 16px 12px;
  border-radius: 12px;
  border: 1px solid #eee;
  background: #fafbfc;
}
.post-container .compare-col > :first-child {
  margin-top: 0;
}
.post-container .compare-col > :last-child {
  margin-bottom: 0;
}
.post-container .compare-col .kicker {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #0085a1;
  margin-bottom: 8px;
}
.post-container .compare-col p {
  margin: 0.5em 0;
  font-size: 0.95em;
}

@media screen and (max-width: 720px) {
  .post-container .compare-grid {
    grid-template-columns: 1fr;
  }
}

/* —— Fold —— */
.post-container details.fold {
  margin: 1.5em 0;
  padding: 0.75em 1em;
  border: 1px solid #ececec;
  border-radius: 10px;
  background: #fafbfc;
}
.post-container details.fold summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.post-container details.fold summary::-webkit-details-marker {
  display: none;
}
.post-container details.fold summary::before {
  content: "▸";
  display: inline-block;
  margin-right: 0.4em;
  color: #0085a1;
  transition: transform 0.15s ease;
}
.post-container details.fold[open] summary::before {
  content: "▾";
  transform: none;
}
.post-container details.fold summary + * {
  margin-top: 0.8em;
}

/* —— Pull quote —— */
.post-container blockquote.pull {
  margin: 1.8em 0;
  padding: 0.2em 0 0.2em 1.1em;
  border-left: 3px solid #0085a1;
  color: #333;
  font-style: normal;
  font-size: 1.05em;
}

/* —— Tables —— */
.post-container table {
  width: 100%;
  margin: 1.5em 0 1.8em;
  border-collapse: collapse;
  font-size: 0.92em;
  line-height: 1.55;
  overflow: hidden;
  border: 1px solid #ececec;
  border-radius: 10px;
}
.post-container table th,
.post-container table td {
  padding: 10px 12px;
  border: 1px solid #eee;
  vertical-align: top;
}
.post-container table thead th {
  background: #f6f8f9;
  font-weight: 600;
  color: #333;
  border-bottom-width: 1px;
}
.post-container table tbody tr:nth-child(even) {
  background: #fafbfc;
}
.post-container table tbody tr:hover {
  background: #f3f9fb;
}

@media screen and (max-width: 720px) {
  .post-container table {
    font-size: 0.86em;
  }
}

/* —— Diagram —— */
.post-container .diagram {
  margin: 1.7em 0;
  padding: 12px 8px;
  border: 1px solid #ececec;
  border-radius: 12px;
  background: #fafbfc;
  overflow-x: auto;
  text-align: center;
}
.post-container .diagram .mermaid {
  background: transparent;
  margin: 0 auto;
}
.post-container .diagram svg {
  max-width: 100%;
  height: auto;
}
.post-container pre.mermaid {
  background: transparent;
  border: 0;
  margin: 0;
  text-align: center;
}

.post-container .card-grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}
@media screen and (max-width: 720px) {
  .post-container .card-grid.cols-2 {
    grid-template-columns: 1fr;
  }
}

/* —— Tech posts: structured, scannable —— */
.post-kind-tech > p:first-of-type {
  font-size: 1.1em;
  line-height: 1.8;
  color: #333;
}

.post-container.post-kind-tech h1,
.post-container.post-kind-tech h2,
.post-container.post-kind-tech h3,
.post-container.post-kind-tech h4,
.post-container.post-kind-tech h5,
.post-container.post-kind-tech h6 {
  line-height: 1.4;
  color: #1f1f1f;
  text-wrap: pretty;
}

.post-container.post-kind-tech h2 {
  font-size: 1.5em;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 2.3em 0 0.7em;
  padding: 0.12em 0 0.12em 0.72em;
  border-left: 3px solid #0085a1;
}

.post-container.post-kind-tech h2::before {
  content: none;
  display: none;
  margin: 0;
  border: 0;
}

.post-container.post-kind-tech > h2:first-child {
  margin-top: 0.6em;
}

.post-container.post-kind-tech h3 {
  font-size: 1.22em;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 1.7em 0 0.5em;
  color: #2a2a2a;
}

.post-container.post-kind-tech h4 {
  font-size: 1.06em;
  font-weight: 600;
  color: #0085a1;
  margin: 1.35em 0 0.4em;
}

.post-container.post-kind-tech h5,
.post-container.post-kind-tech h6 {
  font-size: 0.95em;
  font-weight: 600;
  color: #6a6a6a;
  margin: 1.15em 0 0.35em;
}

.post-container.post-kind-tech h2 + p,
.post-container.post-kind-tech h3 + p,
.post-container.post-kind-tech h4 + p {
  margin-top: 0.55em;
}

.post-kind-tech blockquote:not(.pull) {
  background: #f7f8f9;
  border-left: 3px solid #c5d0d6;
  border-radius: 0 10px 10px 0;
  padding: 0.85em 1.15em;
  color: #555;
  font-style: normal;
  font-size: 0.96em;
}
.post-kind-tech blockquote:not(.pull) p {
  margin: 0.45em 0;
}

.post-kind-tech img {
  border-radius: 10px;
}

.post-kind-tech > ul > li,
.post-kind-tech > ol > li {
  margin-bottom: 0.45em;
}


/* —— Essay / 生活 / 阅读: 像读书，不像说明书 —— */
.post-container.post-kind-essay {
  font-size: 18px;
  line-height: 2.12;
  color: #2c2c2c;
}

.post-container.post-kind-essay > p {
  text-indent: 2em;
  margin: 0.2em 0 0.75em;
}

.post-container.post-kind-essay > p:has(> img),
.post-container.post-kind-essay > p:has(> a img) {
  text-indent: 0;
  margin: 1.6em 0;
}

.post-container.post-kind-essay h1,
.post-container.post-kind-essay h2,
.post-container.post-kind-essay h3,
.post-container.post-kind-essay h4,
.post-container.post-kind-essay h5,
.post-container.post-kind-essay h6 {
  text-indent: 0;
  line-height: 1.45;
  color: #1f1f1f;
}

.post-container.post-kind-essay h2 {
  font-weight: 600;
  font-size: 1.28em;
  letter-spacing: 0.12em;
  margin: 2.5em 0 0.35em;
}

.post-container.post-kind-essay h2::before {
  content: none !important;
  display: none !important;
  margin: 0 !important;
  border: 0 !important;
}

.post-container.post-kind-essay h2::after {
  content: "";
  display: block;
  width: 1.75em;
  height: 1px;
  background: #c5c5c5;
  margin: 0.55em 0 0.95em;
}

.post-container.post-kind-essay h3 {
  font-size: 1.08em;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #333;
  margin: 1.7em 0 0.55em;
}

.post-container.post-kind-essay h4 {
  font-size: 1em;
  font-weight: 600;
  color: #555;
  margin: 1.35em 0 0.4em;
}

.post-container.post-kind-essay h5,
.post-container.post-kind-essay h6 {
  font-size: 0.9em;
  font-weight: 400;
  color: #888;
  line-height: 1.75;
  margin: 0.35em 0 1.1em;
}

.post-container.post-kind-essay blockquote:not(.pull) {
  background: none;
  border: 0;
  border-left: 2px solid #cfcfcf;
  border-radius: 0;
  padding: 0.1em 0 0.1em 1.15em;
  margin: 1.4em 0 1.4em 0.4em;
  color: #666;
  font-style: italic;
  font-size: 0.96em;
  text-indent: 0;
}

.post-container.post-kind-essay blockquote:not(.pull) p {
  text-indent: 0;
  margin: 0.3em 0;
}

.post-container.post-kind-essay img {
  border-radius: 2px;
  margin: 1.6em auto;
}

.post-container.post-kind-essay > ul,
.post-container.post-kind-essay > ol {
  margin: 0.6em 0 1.2em;
  text-indent: 0;
}

.post-container.post-kind-essay > ul > li,
.post-container.post-kind-essay > ol > li {
  margin-bottom: 0.3em;
}