:root {
  /* color tokens are theme-scoped in themes/*.css */
  --bg: #f5f4ef;
  --fg: #181818;
  --muted: #6b6b6b;
  --accent-hue: 150;
  --accent-sat: 74%;
  --accent-light: 24%;
  --accent: hsl(var(--accent-hue) var(--accent-sat) var(--accent-light));
  --surface: #ffffff;
  --surface-elevated: #ffffff;
  --line: #d8d4c6;
  --line-strong: #b9b39e;
  --focus-ring: #2f8a68;
  --overlay: rgba(0, 0, 0, 0.08);

  --font-body:
    'Iowan Old Style', 'Palatino Linotype', 'Book Antiqua', Palatino, 'URW Palladio L', serif;
  --font-ui:
    'Avenir Next', Avenir, Montserrat, Corbel, 'URW Gothic', 'Helvetica Neue', sans-serif;
  --font-mono:
    ui-monospace, 'SFMono-Regular', Menlo, Monaco, Consolas, 'Liberation Mono', monospace;

  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: clamp(1.6rem, 1.2rem + 1.4vw, 2.1rem);
  --text-3xl: clamp(2rem, 1.4rem + 2.2vw, 2.8rem);

  --lh-tight: 1.25;
  --lh-snug: 1.4;
  --lh-normal: 1.65;
  --lh-relaxed: 1.8;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  --shadow-soft: 0 8px 24px -16px color-mix(in oklab, var(--overlay) 75%, transparent);
  --shadow-card: 0 10px 24px -18px color-mix(in oklab, var(--overlay) 85%, transparent);

  --container-max: 1100px;
  --reader-max: 72ch;
  --detail-max: var(--container-max);
  --control-height: 2.5rem;
  --tag-scale: 1.05;
  --analytics-treemap-min-height: 360px;
}


:root[data-theme='light'] {
  --bg: hsl(var(--accent-hue) 25% 95%);
  --fg: hsl(var(--accent-hue) 20% 12%);
  --muted: hsl(var(--accent-hue) 12% 36%);
  --accent-sat: 74%;
  --accent-light: 24%;
  --accent: hsl(var(--accent-hue) var(--accent-sat) var(--accent-light));
  --surface: hsl(var(--accent-hue) 28% 99%);
  --surface-elevated: hsl(var(--accent-hue) 26% 97%);
  --line: hsl(var(--accent-hue) 15% 82%);
  --line-strong: hsl(var(--accent-hue) 18% 68%);
  --focus-ring: hsl(var(--accent-hue) 66% 30%);
  --overlay: hsl(var(--accent-hue) 16% 16% / 0.2);
}


:root[data-theme='dark'] {
  --bg: hsl(var(--accent-hue) 20% 8%);
  --fg: hsl(var(--accent-hue) 24% 92%);
  --muted: hsl(var(--accent-hue) 14% 70%);
  --accent-sat: 58%;
  --accent-light: 65%;
  --accent: hsl(var(--accent-hue) var(--accent-sat) var(--accent-light));
  --surface: hsl(var(--accent-hue) 18% 12%);
  --surface-elevated: hsl(var(--accent-hue) 18% 15%);
  --line: hsl(var(--accent-hue) 16% 26%);
  --line-strong: hsl(var(--accent-hue) 16% 39%);
  --focus-ring: hsl(var(--accent-hue) 66% 72%);
  --overlay: hsl(var(--accent-hue) 24% 2% / 0.42);
}


*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-md);
  line-height: var(--lh-normal);
  background: var(--bg);
  color: var(--fg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

p {
  margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  line-height: var(--lh-snug);
}

ul,
ol {
  margin: 0;
  padding-left: 1.25em;
}

a {
  color: var(--accent);
  text-underline-offset: 0.14em;
}

a:hover {
  color: color-mix(in oklab, var(--accent) 84%, var(--fg));
}

.copy-link {
  color: inherit;
  text-decoration-style: dotted;
  text-decoration-color: currentColor;
  cursor: pointer;
}

.copy-link:hover {
  color: inherit;
}

.copy-toast {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 40;
  background: color-mix(in oklab, var(--surface) 86%, var(--bg));
  color: var(--fg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  box-shadow: var(--shadow-card);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 140ms ease, transform 140ms ease;
  pointer-events: none;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
}

.copy-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

input,
button,
select,
textarea {
  font: inherit;
}

input[type='search'],
input[type='date'],
input[type='text'],
textarea,
select {
  width: 100%;
  min-height: var(--control-height);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  background: var(--surface);
  color: var(--fg);
}

input[type='date'] {
  height: var(--control-height);
  min-height: var(--control-height);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  line-height: 1.2;
}

input:hover,
textarea:hover,
select:hover {
  border-color: var(--line-strong);
}

input:disabled,
textarea:disabled,
select:disabled,
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.visually-hidden-focusable {
  position: absolute;
  left: -999px;
  top: var(--space-3);
  z-index: 30;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
}

.visually-hidden-focusable:focus-visible {
  left: var(--space-3);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: color-mix(in oklab, var(--surface-elevated) 90%, var(--bg));
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.brand {
  font-family: var(--font-ui);
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--fg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--fg);
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-3);
}

.nav-links a:hover {
  background: color-mix(in oklab, var(--accent) 11%, transparent);
}

.theme-toggle {
  margin-left: auto;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 88%, var(--bg));
  color: var(--fg);
  border-radius: 999px;
  width: calc(var(--control-height) + 0.2rem);
  height: calc(var(--control-height) + 0.2rem);
  min-height: 0;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    inset 0 1px 0 color-mix(in oklab, #fff 26%, transparent),
    0 1px 0 color-mix(in oklab, var(--line) 65%, transparent);
  transition: background 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}

.theme-toggle:hover {
  border-color: var(--line-strong);
  background: color-mix(in oklab, var(--accent) 12%, var(--surface));
  box-shadow:
    inset 0 1px 0 color-mix(in oklab, #fff 34%, transparent),
    0 1px 0 color-mix(in oklab, var(--line-strong) 75%, transparent);
}

.theme-icon {
  width: 1rem;
  height: 1rem;
}

.theme-icon-sun {
  display: none;
}

.theme-toggle[data-theme='dark'] .theme-icon-sun {
  display: inline-block;
}

.theme-toggle[data-theme='dark'] .theme-icon-moon {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-10) var(--space-4);
}

.site-footer {
  margin-top: var(--space-10);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--line);
}

.stack > * + * {
  margin-top: var(--space-6);
}

.page-header {
  display: grid;
  gap: var(--space-3);
}

.page-title {
  font-family: var(--font-ui);
  font-size: var(--text-3xl);
  line-height: var(--lh-tight);
}

.page-subtitle {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--muted);
}

.home-logo {
  display: grid;
  place-items: center;
  margin-bottom: var(--space-8);
}

.home-wordmark {
  display: grid;
  place-items: center;
}

.home-wordmark img {
  width: 50%;
  min-width: 240px;
  max-width: 560px;
  height: auto;
  display: block;
}

.home-logo-frame {
  position: relative;
  width: 50%;
  min-width: 240px;
  max-width: 560px;
  border-radius: 50%;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  box-shadow:
    0 20px 44px -22px color-mix(in oklab, var(--overlay) 95%, transparent),
    0 8px 22px -14px color-mix(in oklab, var(--accent) 26%, transparent);
}

.home-logo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid color-mix(in oklab, var(--accent) 46%, var(--line-strong));
  box-shadow:
    inset 0 0 0 2px color-mix(in oklab, var(--surface-elevated) 62%, transparent),
    0 0 0 1px color-mix(in oklab, var(--line) 70%, transparent);
  pointer-events: none;
}

.home-logo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.home-resources {
  width: 50%;
  min-width: 300px;
  max-width: var(--detail-max);
  margin: 0 auto;
}

.resource-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-2);
}

.resource-links a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--fg);
}

.resource-links a:hover {
  color: var(--accent);
}

.resource-icon {
  width: 1.22rem;
  height: 1.22rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.resource-icon svg {
  width: 1.22rem;
  height: 1.22rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.resource-icon-github svg {
  fill: currentColor;
  stroke: none;
}

.reader-width {
  max-width: var(--reader-max);
}

.detail-width {
  max-width: var(--detail-max);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.muted {
  color: var(--muted);
}

.cards {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-4);
}

.analytics-page {
  gap: var(--space-5);
}

.analytics-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
}

.analytics-kpi {
  margin-top: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-2xl);
  line-height: var(--lh-tight);
}

.table .sort-btn {
  width: 100%;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-transform: inherit;
  letter-spacing: inherit;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-2);
}

.table .sort-btn .sort-arrows {
  display: inline-flex;
  flex-direction: column;
  line-height: 0.6;
  gap: 0.26rem;
  color: color-mix(in oklab, var(--muted) 86%, var(--fg));
  font-size: 0.62rem;
  margin-right: var(--space-2);
}

.table .sort-btn[data-sort-direction='asc'] .sort-arrows .arrow-up,
.table .sort-btn[data-sort-direction='desc'] .sort-arrows .arrow-down {
  color: #ff5a3d;
}

.analytics-table-wrap {
  max-height: min(62vh, 34rem);
  overflow: auto;
}

.analytics-treemap-wrap {
  min-width: 100%;
  max-width: 100%;
  max-height: min(66vh, 38rem);
  overflow: auto;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface-elevated) 92%, var(--bg));
}

.analytics-treemap {
  position: relative;
  min-width: 100%;
  min-height: var(--analytics-treemap-min-height);
  overflow: visible;
  background: color-mix(in oklab, var(--surface-elevated) 94%, var(--bg));
}

.analytics-treemap-node {
  position: absolute;
  border: 1px solid color-mix(in oklab, var(--line-strong) 75%, transparent);
  background: color-mix(in oklab, var(--accent) 18%, var(--surface));
  overflow: hidden;
  padding: 1px 2px;
}

.analytics-treemap-node span {
  display: block;
  font-size: 0.65rem;
  line-height: 1.1;
  color: color-mix(in oklab, var(--fg) 85%, var(--muted));
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.analytics-graph-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.analytics-graph {
  min-height: 420px;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface-elevated) 92%, var(--bg));
}

.analytics-graph-side {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--surface) 92%, var(--bg));
  padding: var(--space-3) var(--space-4);
}

.analytics-selection-grid {
  width: 100%;
  border-collapse: collapse;
  border: 0;
  margin: 0;
}

.analytics-selection-grid td {
  border: 0;
  padding: 0.08rem 0;
  font-size: var(--text-sm);
  line-height: 1.35;
}

.analytics-selection-grid .label {
  width: 8.8rem;
  padding-right: var(--space-2);
  text-align: right;
  color: var(--muted);
  white-space: nowrap;
}

.analytics-selection-grid .sep {
  width: 0.7rem;
  text-align: center;
  color: var(--muted);
}

.analytics-selection-grid .value {
  text-align: left;
}

.analytics-table th,
.analytics-table td {
  padding: var(--space-2) var(--space-3);
  line-height: 1.35;
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.table th,
.table td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: var(--space-3) var(--space-4);
  vertical-align: top;
}

.table th {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  background: color-mix(in oklab, var(--surface-elevated) 92%, var(--bg));
}

.table tr:last-child td {
  border-bottom: 0;
}

.table-wrap {
  overflow-x: auto;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-3);
}

.filter-grid label {
  display: grid;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--muted);
}

.filter-grid label:nth-child(1) {
  grid-column: span 4;
}

.filter-grid label:nth-child(2) {
  grid-column: span 4;
}

.filter-grid label:nth-child(3),
.filter-grid label:nth-child(4) {
  grid-column: span 2;
}

.search-tabs {
  display: inline-flex;
  align-items: flex-end;
  gap: 0;
  border-bottom: 1px solid var(--line);
  width: fit-content;
}

.search-shell {
  display: grid;
  gap: 0;
}

.search-panel {
  margin-top: 0;
}

.search-mode-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.search-tab {
  border: 1px solid var(--line);
  border-bottom: 0;
  background: color-mix(in oklab, var(--surface) 88%, var(--bg));
  color: var(--muted);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  min-height: 2.15rem;
  padding: 0 var(--space-4);
  cursor: pointer;
  margin-right: var(--space-1);
  transform: translateY(1px);
}

.search-tab[aria-selected='true'] {
  color: var(--fg);
  border-color: color-mix(in oklab, var(--accent) 52%, var(--line));
  background: var(--surface);
}

.search-mode-input:checked + .search-tab {
  color: var(--fg);
  border-color: color-mix(in oklab, var(--accent) 52%, var(--line));
  background: var(--surface);
}

#posts-search-advanced label,
#snippets-search-advanced label {
  display: grid;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--muted);
}

#posts-list-view .cards {
  gap: var(--space-3);
}

#posts-list-view .panel {
  padding: var(--space-4);
}

#posts-list-view .panel h2 {
  font-size: var(--text-lg);
  line-height: var(--lh-snug);
  margin-bottom: var(--space-2);
}

#posts-list-view .panel > .muted {
  margin-top: calc(-1 * var(--space-1));
}

#posts-list-view .posts-card-tags {
  margin-top: var(--space-3);
}

.view-toggle {
  display: flex;
  justify-content: flex-end;
}

.view-toggle button {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--fg);
  border-radius: 0;
  min-height: 2.25rem;
  min-width: 2.45rem;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.view-toggle button:first-child {
  border-top-left-radius: var(--radius-sm);
  border-bottom-left-radius: var(--radius-sm);
  border-right-width: 0;
}

.view-toggle button:last-child {
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

.view-toggle button svg {
  width: 1.1rem;
  height: 1.1rem;
  stroke: currentColor;
  stroke-width: 1.9;
  fill: none;
}

.view-toggle button[aria-pressed='true'] {
  border-color: color-mix(in oklab, var(--accent) 60%, var(--line));
  background: color-mix(in oklab, var(--accent) 16%, var(--surface));
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--control-height);
  padding: 0 var(--space-4);
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--fg);
  text-decoration: none;
  font-family: var(--font-ui);
  cursor: pointer;
}

.btn:hover {
  border-color: var(--line-strong);
}

.btn-primary {
  border-color: color-mix(in oklab, var(--accent) 60%, var(--line));
  background: color-mix(in oklab, var(--accent) 18%, var(--surface));
}

.btn-danger {
  border-color: #a53f39;
  color: #a53f39;
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.demo-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.split-view {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  gap: var(--space-4);
}

.panel {
  background: color-mix(in oklab, var(--surface) 92%, var(--bg));
  padding: var(--space-5);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.search-shell .search-panel,
.search-shell .panel.search-panel {
  border-radius: 0 !important;
}

.panel.search-panel {
  border-radius: 0;
}

.panel input[type='search'] {
  margin: var(--space-2) 0 var(--space-4);
}

.panel h2,
.panel h3 {
  font-family: var(--font-ui);
}

.panel h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.panel h3 {
  font-size: var(--text-md);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

.snippet-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.snippet-list li {
  padding: var(--space-1) 0;
  border-bottom: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
}

.snippet-list li:last-child {
  border-bottom: 0;
}

.snippet-select {
  width: 100%;
  text-align: left;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--fg);
  display: grid;
  gap: var(--space-2);
  padding: var(--space-2);
  cursor: pointer;
}

.snippet-select-title {
  font-family: var(--font-ui);
}

.snippet-select:hover,
.snippet-select[aria-selected='true'] {
  border-color: var(--line);
  background: color-mix(in oklab, var(--accent) 10%, var(--surface));
}

.reader {
  max-width: var(--reader-max);
}

.reader pre,
.snippet-page pre {
  background: color-mix(in oklab, var(--surface-elevated) 80%, var(--bg));
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

.markdown-body {
  font-size: var(--text-lg);
  line-height: var(--lh-normal);
}

.markdown-body > * + * {
  margin-top: 0.9em;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  font-family: var(--font-ui);
  line-height: var(--lh-tight);
  margin-top: 1.35em;
  margin-bottom: 0.3em;
}

.markdown-body h1 {
  font-size: var(--text-2xl);
}

.markdown-body h2 {
  font-size: var(--text-xl);
}

.markdown-body h3 {
  font-size: var(--text-lg);
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body blockquote,
.markdown-body table {
  margin-top: 0.7em;
  margin-bottom: 0.7em;
}

.markdown-body blockquote {
  margin-left: 0;
  padding: var(--space-2) var(--space-4);
  border-left: 3px solid var(--line-strong);
  color: color-mix(in oklab, var(--fg) 90%, var(--muted));
}

.markdown-body code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  border-radius: 6px;
  background: color-mix(in oklab, var(--surface-elevated) 70%, var(--bg));
  padding: 0.1em 0.34em;
}

.markdown-body pre {
  overflow: auto;
  white-space: pre;
  line-height: 1.45;
  font-size: var(--text-sm);
}

.markdown-body pre code {
  background: transparent;
  padding: 0;
}

.markdown-body pre.shiki {
  padding: var(--space-4);
  border-radius: var(--radius-sm);
}

:root[data-theme='dark'] .markdown-body pre.shiki,
:root[data-theme='dark'] .markdown-body pre.shiki span {
  color: var(--shiki-dark) !important;
  background-color: var(--shiki-dark-bg) !important;
  font-style: var(--shiki-dark-font-style) !important;
  font-weight: var(--shiki-dark-font-weight) !important;
  text-decoration: var(--shiki-dark-text-decoration) !important;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
}

.markdown-body th,
.markdown-body td {
  border: 1px solid var(--line);
  padding: var(--space-2) var(--space-3);
}

.markdown-body img {
  max-width: 100%;
  border-radius: var(--radius-sm);
}

.markdown-body .md-toc {
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface-elevated) 85%, var(--bg));
  padding: var(--space-3) var(--space-4);
}

.markdown-body .md-toc-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.markdown-body .md-toc ul {
  margin: 0;
  padding-left: var(--space-4);
}

.markdown-body .md-toc li {
  margin: var(--space-1) 0;
}

.markdown-body .md-toc .md-toc-level-3 {
  margin-left: var(--space-3);
}

.markdown-body .md-figure {
  width: min(100%, var(--md-figure-width, 100%));
  margin: var(--space-5) auto;
  display: block;
  text-align: center;
}

.markdown-body .md-figure img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

.markdown-body .md-figure figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: color-mix(in oklab, var(--muted) 85%, var(--fg));
}

.markdown-body .md-admonition {
  margin: var(--space-4) 0;
  padding: 0 var(--space-4) var(--space-3);
  border: 1px solid var(--line);
  border-left: 3px solid var(--admonition-accent, var(--accent));
  background: color-mix(in oklab, var(--admonition-accent, var(--accent)) 6%, var(--surface));
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.markdown-body p.md-admonition-title {
  margin: 0 calc(-1 * var(--space-4)) var(--space-3);
  padding: 0.28rem var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--admonition-title-fg, var(--fg));
  background: color-mix(in oklab, var(--admonition-accent, var(--accent)) 18%, var(--surface-elevated));
  border-bottom: 1px solid color-mix(in oklab, var(--admonition-accent, var(--accent)) 28%, var(--line));
}

.markdown-body details.md-admonition > summary.md-admonition-title {
  margin: 0 calc(-1 * var(--space-4)) var(--space-3);
  padding: 0.28rem var(--space-4);
  list-style-position: inside;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--admonition-title-fg, var(--fg));
  background: color-mix(in oklab, var(--admonition-accent, var(--accent)) 18%, var(--surface-elevated));
  border-bottom: 1px solid color-mix(in oklab, var(--admonition-accent, var(--accent)) 28%, var(--line));
  cursor: pointer;
}

.markdown-body details.md-admonition > summary.md-admonition-title > * {
  display: inline-flex;
  align-items: center;
}

.markdown-body details.md-admonition > summary.md-admonition-title > .md-admonition-icon {
  margin-inline: 0.28rem var(--space-2);
}

.markdown-body .md-admonition-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 999px;
  font-size: 0.82rem;
  line-height: 1;
  background: color-mix(in oklab, var(--admonition-accent, var(--accent)) 22%, var(--surface));
  border: 1px solid color-mix(in oklab, var(--admonition-accent, var(--accent)) 36%, var(--line));
  color: color-mix(in oklab, var(--admonition-accent, var(--accent)) 78%, var(--fg));
}

.markdown-body .md-admonition-note {
  --admonition-accent: var(--accent);
  --admonition-title-fg: color-mix(in oklab, var(--accent) 65%, var(--fg));
}

.markdown-body .md-admonition-tip {
  --admonition-accent: color-mix(in oklab, var(--accent) 55%, #2ea043);
  --admonition-title-fg: color-mix(in oklab, #2ea043 68%, var(--fg));
}

.markdown-body .md-admonition-warning {
  --admonition-accent: #d97706;
  --admonition-title-fg: color-mix(in oklab, #d97706 72%, var(--fg));
}

.markdown-body .md-admonition-danger,
.markdown-body .md-admonition-caution {
  --admonition-accent: #b91c1c;
  --admonition-title-fg: color-mix(in oklab, #b91c1c 74%, var(--fg));
}

.markdown-body .md-admonition > *:last-child {
  margin-bottom: 0;
}

.markdown-body .md-footnote-ref {
  font-size: 0.75em;
  vertical-align: super;
}

.markdown-body .md-footnotes {
  margin-top: var(--space-7);
  font-size: var(--text-sm);
  color: var(--muted);
}

.markdown-body .md-footnotes ol {
  margin: var(--space-3) 0 0;
}

.markdown-body .md-footnotes li + li {
  margin-top: var(--space-2);
}

.markdown-body .md-footnote-backref {
  margin-left: var(--space-1);
}

.markdown-body pre.mermaid {
  overflow: auto;
  padding: var(--space-4);
  border: 1px dashed var(--line-strong);
  background: color-mix(in oklab, var(--surface-elevated) 90%, var(--bg));
}

.snippet-page {
  display: grid;
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr) minmax(220px, 260px);
  gap: var(--space-4);
}

.snippet-single {
  max-width: 900px;
}

.snippet-explorer {
  display: grid;
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
}

.shortcuts-help h2 {
  margin: 0;
  font-size: var(--text-base);
}

.shortcuts-help summary {
  cursor: pointer;
  font-family: var(--font-ui);
  font-weight: 600;
}

.shortcuts-help summary::marker {
  color: var(--muted);
  font-size: 0.78em;
}

.shortcuts-inline {
  margin: var(--space-3) 0 0;
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-2) var(--space-3);
  align-items: center;
  overflow-x: auto;
  white-space: nowrap;
}

.shortcuts-inline span {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  white-space: nowrap;
}

.shortcuts-inline span + span::before {
  content: '•';
  color: var(--muted);
  margin-right: 0.45rem;
}

kbd {
  display: inline-block;
  min-width: 1.4em;
  padding: 0.06rem 0.34rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.35rem;
  background: var(--surface-elevated);
  box-shadow: inset 0 -1px 0 color-mix(in oklab, var(--line-strong) 58%, transparent);
  font-family: var(--font-ui);
  font-size: 0.84em;
  font-weight: 600;
  text-align: center;
}

.snippet-list-panel,
.snippet-detail-panel {
  align-self: start;
  overflow: auto;
}

.snippet-list-panel {
  max-height: 62vh;
}

.snippet-detail-panel {
  max-height: 74vh;
}

.section-separator {
  border: 0;
  border-top: 1px solid var(--line);
  width: min(100%, var(--reader-max));
  margin: var(--space-8) auto;
}

.section-separator.detail-width {
  width: min(100%, var(--detail-max));
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.posts-card-tags {
  margin-top: var(--space-4);
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.tag-pill > span {
  padding: calc(0.04rem * var(--tag-scale)) calc(0.34rem * var(--tag-scale));
  font-family: var(--font-ui);
  font-size: calc(0.64rem * var(--tag-scale));
  line-height: 1.2;
  letter-spacing: 0.01em;
  background: color-mix(in oklab, var(--surface-elevated) 86%, var(--bg));
}

.tag-pill > span + span {
  border-left: 1px solid var(--line);
}

.tag-pill > span:nth-child(1) {
  background: color-mix(in oklab, var(--accent) 18%, var(--surface));
}

.tag-pill > span:nth-child(2) {
  background: color-mix(in oklab, var(--accent) 10%, var(--surface));
}

.section-block > * + * {
  margin-top: var(--space-3);
}

.timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  background: var(--surface);
}

.timeline-item + .timeline-item {
  margin-top: var(--space-2);
}

.timeline-item-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
}

.timeline-commit-link {
  text-decoration: none;
}

.timeline-commit {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.timeline-separator {
  color: var(--muted);
  line-height: 1;
}

.timeline-date {
  color: var(--muted);
}

.timeline-author {
  margin-left: auto;
  font-size: var(--text-xs);
  text-align: right;
}

.timeline-message {
  margin-top: var(--space-1);
  font-size: var(--text-xs);
}

@media (max-width: 1024px) {
  .snippet-page {
    grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  }

  .snippet-page > :last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .topbar-inner {
    flex-wrap: wrap;
    row-gap: var(--space-2);
  }

  .theme-toggle {
    margin-left: 0;
  }

  .filter-grid label:nth-child(1),
  .filter-grid label:nth-child(2),
  .filter-grid label:nth-child(3),
  .filter-grid label:nth-child(4) {
    grid-column: span 6;
  }

  .split-view,
  .snippet-page,
  .snippet-explorer {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    padding: var(--space-8) var(--space-3);
  }

  .topbar-inner {
    padding: var(--space-3);
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .page-title {
    font-size: var(--text-2xl);
  }

  .markdown-body {
    font-size: var(--text-md);
  }

  .view-toggle {
    flex-wrap: wrap;
  }

  .demo-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  @page {
    size: A4;
    margin: 0;
  }
  html,
  body {
    width: 210mm;
    height: 297mm;
    margin: 0 !important;
    padding: 0 !important;
  }
  .topbar,
  .theme-toggle,
  .nav-links {
    display: none !important;
  }
  pre, blockquote, table {
    page-break-inside: avoid;
    break-inside: avoid;
  }
  h1, h2, h3 {
    page-break-after: avoid;
    break-after: avoid;
  }
}