:root {
  color-scheme: light;
  --md-primary: oklch(0.4833 0.0873 255.055);
  --md-on-primary: oklch(1 0 0);
  --md-primary-container: oklch(0.9088 0.0196 252.8865);
  --md-on-primary-container: oklch(0.3448 0.0685 255.0266);
  --md-secondary-container: oklch(0.9367 0.0058 264.5315);
  --md-on-secondary-container: oklch(0.4905 0.0298 270.7441);
  --md-surface: oklch(0.9545 0.0046 258.3249);
  --md-surface-container: oklch(1 0 0);
  --md-surface-container-high: oklch(0.9367 0.0058 264.5315);
  --md-on-surface: oklch(0.2217 0.0126 264.2756);
  --md-on-surface-variant: oklch(0.4905 0.0298 270.7441);
  --md-outline-variant: oklch(0.8525 0.0141 258.3489);
  --md-ring: oklch(0.6178 0.0703 257.8148);
  --md-state-hover: color-mix(in srgb, var(--md-primary) 8%, transparent);
  --md-state-focus: color-mix(in srgb, var(--md-primary) 14%, transparent);
  --md-radius-card: 24px;
  --md-radius-field: 16px;
  --md-radius-full: 999px;
  --md-font-sans: "Noto Sans Gujarati", system-ui, -apple-system, "Segoe UI", sans-serif;
  --md-font-latin: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --md-type-title-large: 550 1.25rem/1.75rem var(--md-font-latin);
  --md-type-title-medium: 500 1rem/1.5rem var(--md-font-latin);
  --md-type-headline-small: 550 1.5rem/2rem var(--md-font-latin);
  --md-type-body-large: 400 1rem/1.5rem var(--md-font-latin);
  --md-type-body-medium: 400 0.875rem/1.25rem var(--md-font-latin);
  --md-type-label-large: 600 0.875rem/1.25rem var(--md-font-latin);
  --md-type-label-medium: 500 0.75rem/1rem var(--md-font-latin);
  --md-letter-spacing-wide: 0.08em;
  --md-app-bar-height: 3.25rem;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --md-primary: oklch(0.6347 0.0756 254.6243);
  --md-on-primary: oklch(0.1808 0.0095 255.6419);
  --md-primary-container: oklch(0.2921 0.0350 252.3026);
  --md-on-primary-container: oklch(0.8036 0.0477 249.4116);
  --md-secondary-container: oklch(0.2758 0.0182 262.1965);
  --md-on-secondary-container: oklch(0.6756 0.0235 265.688);
  --md-surface: oklch(0.2037 0.011 260.665);
  --md-surface-container: oklch(0.2425 0.0147 261.6545);
  --md-surface-container-high: oklch(0.2758 0.0182 262.1965);
  --md-on-surface: oklch(0.9335 0.0087 264.5206);
  --md-on-surface-variant: oklch(0.6756 0.0235 265.688);
  --md-outline-variant: oklch(0.3546 0.023 261.2175);
  --md-ring: oklch(0.7194 0.0599 249.4577);
  --md-state-hover: color-mix(in srgb, var(--md-primary) 16%, transparent);
  --md-state-focus: color-mix(in srgb, var(--md-primary) 24%, transparent);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

html[data-theme="dark"] {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--md-surface);
  color: var(--md-on-surface);
  font-family: var(--md-font-latin);
  font: var(--md-type-body-large);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

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

a {
  color: var(--md-primary);
  text-decoration: none;
}

.container {
  max-width: 44rem;
  margin: 0 auto;
  padding: 1rem 1rem 4rem;
}

.top-app-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: var(--md-surface);
  border-bottom: 1px solid var(--md-outline-variant);
}

.top-app-bar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.top-app-bar .chip {
  cursor: pointer;
}

.top-app-bar-title {
  font: var(--md-type-title-large);
  color: var(--md-on-surface);
  letter-spacing: 0.01em;
}

.chip {
  display: inline-flex;
  align-items: center;
  font: var(--md-type-label-large);
  color: var(--md-on-secondary-container);
  background: var(--md-secondary-container);
  border: none;
  border-radius: var(--md-radius-full);
  padding: 0.375rem 0.875rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.chip:hover {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

.chip-large {
  font: var(--md-type-label-large);
  padding: 0.5rem 1rem;
}

.card {
  position: relative;
  background: var(--md-surface);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-card);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  transition: border-color 0.15s ease;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.875rem;
}

.card-meta time {
  font: var(--md-type-label-medium);
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: var(--md-letter-spacing-wide);
}

.card-title {
  margin: 0 0 0.625rem;
  font: var(--md-type-title-large);
  font-family: var(--md-font-sans);
  line-height: 1.8;
}

.card-title-link {
  color: var(--md-on-surface);
  border-radius: var(--md-radius-field);
}

.card-title-link:hover {
  color: var(--md-primary);
}

.card-body {
  margin: 0;
  color: var(--md-on-surface-variant);
}

.post-title {
  margin: 0 0 1rem;
  font: var(--md-type-headline-small);
  font-family: var(--md-font-sans);
  line-height: 1.8;
}

.card-single {
  margin-top: 1.75rem;
  padding: 1.75rem 1.75rem 1.5rem;
}

.card-actions {
  display: flex;
  gap: 0.625rem;
  margin-top: 1.5rem;
}

.button {
  font: var(--md-type-label-large);
  color: var(--md-on-primary);
  background: var(--md-primary);
  border: none;
  border-radius: var(--md-radius-full);
  padding: 0.625rem 1.5rem;
  cursor: pointer;
  transition: filter 0.15s ease;
}

.button:hover {
  filter: brightness(1.06);
}

.button-text {
  background: transparent;
  color: var(--md-primary);
  padding-inline: 0.75rem;
  transition: background-color 0.15s ease;
}

.button-text:hover {
  background: var(--md-state-hover);
  filter: none;
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
}

.nav-link {
  font: var(--md-type-label-large);
  color: var(--md-primary);
  padding: 0.5rem 0.75rem;
  border-radius: var(--md-radius-full);
  transition: background-color 0.15s ease;
}

.nav-link:hover {
  background: var(--md-state-hover);
}

.search-bar {
  margin: 1.5rem 0 0.5rem;
}

.search-bar input {
  width: 100%;
  font: var(--md-type-body-large);
  color: var(--md-on-surface);
  background: var(--md-surface-container-high);
  border: 1px solid transparent;
  border-radius: var(--md-radius-field);
  padding: 0.875rem 1.25rem;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.search-bar input::placeholder {
  color: var(--md-on-surface-variant);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--md-primary);
  background: var(--md-surface-container);
}

.result-count {
  font: var(--md-type-label-medium);
  color: var(--md-on-surface-variant);
  min-height: 1rem;
  margin: 0.625rem 0 0;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}

/* Mobile: the rail rides above the content as a sticky one-line scroller, so tags
   stay reachable without consuming a screenful of vertical space. */
.tag-rail {
  order: -1;
  position: sticky;
  top: var(--md-app-bar-height);
  z-index: 5;
  margin-inline: -1rem;
  padding: 0.625rem 1rem;
  background: var(--md-surface);
  border-bottom: 1px solid var(--md-outline-variant);
}

.rail-heading {
  display: none;
  margin: 0 0 0.75rem;
  font: var(--md-type-label-medium);
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: var(--md-letter-spacing-wide);
}

.rail-chips {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.125rem;
  scrollbar-width: none;
  overscroll-behavior-inline: contain;
}

.rail-chips::-webkit-scrollbar {
  display: none;
}

.rail-chips .chip {
  flex: none;
}

.chip-active {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.chip-active:hover {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.chip-count {
  margin-left: 0.375rem;
  font: var(--md-type-label-medium);
  opacity: 0.65;
  font-variant-numeric: tabular-nums;
}

.chip-small {
  font: var(--md-type-label-medium);
  padding: 0.25rem 0.625rem;
}

.rail-more {
  margin-top: 0.75rem;
}

.rail-more summary {
  font: var(--md-type-label-medium);
  color: var(--md-on-surface-variant);
  cursor: pointer;
  padding: 0.25rem 0;
  border-radius: var(--md-radius-field);
}

.rail-more summary:hover {
  color: var(--md-primary);
}

.rail-more .rail-chips-wrap {
  flex-wrap: wrap;
  overflow: visible;
  margin-top: 0.625rem;
  max-height: 14rem;
  overflow-y: auto;
}

.section-heading {
  margin: 2.5rem 0 1rem;
  font: var(--md-type-title-medium);
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: var(--md-letter-spacing-wide);
}

.related-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.related-card {
  display: block;
  background: var(--md-surface-container);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-field);
  padding: 1rem 1.125rem;
  color: inherit;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.related-card:hover {
  border-color: var(--md-primary);
  background: var(--md-state-hover);
}

.related-gujarati {
  margin: 0 0 0.5rem;
  font-family: var(--md-font-sans);
  font-weight: 550;
  line-height: 1.7;
  color: var(--md-on-surface);
}

.related-english {
  margin: 0;
  font: var(--md-type-body-medium);
  color: var(--md-on-surface-variant);
}

.related-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.75rem;
}

.page-heading-count {
  font: var(--md-type-label-medium);
  color: var(--md-on-surface-variant);
  vertical-align: middle;
}

.post-list {
  display: flex;
  flex-direction: column;
}

.no-results,
.empty {
  font: var(--md-type-body-large);
  color: var(--md-on-surface-variant);
  text-align: center;
  padding: 3.5rem 0;
}

.site-footer {
  font: var(--md-type-label-medium);
  color: var(--md-on-surface-variant);
  text-align: center;
  padding: 1.25rem;
  border-top: 1px solid var(--md-outline-variant);
}

.site-footer a {
  color: var(--md-on-surface-variant);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (min-width: 40rem) {
  .container {
    padding-top: 2rem;
  }

  .card {
    padding: 1.5rem 2rem;
  }

  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Desktop: the rail becomes a sticky left sidebar in the space the single column wasted.
   It keeps order: -1 from the mobile rules, so it lands in the first grid column. */
@media (min-width: 64rem) {
  .container {
    max-width: 66rem;
  }

  .layout {
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: 4rem;
    align-items: start;
  }

  .tag-rail {
    position: sticky;
    top: calc(var(--md-app-bar-height) + 1.5rem);
    max-height: calc(100vh - var(--md-app-bar-height) - 3rem);
    overflow-y: auto;
    margin-inline: 0;
    padding: 0;
    background: transparent;
    border-bottom: none;
  }

  .rail-heading {
    display: block;
  }

  .rail-chips {
    flex-wrap: wrap;
    overflow-x: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}