/* ---------- Reading progress ---------- */
.progress {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  height: 3px;
  pointer-events: none;
}

.progress__bar {
  display: block;
  height: 100%;
  background: var(--theme);
  transform-origin: 0 50%;
  transform: scaleX(var(--progress, 0));
}

/* ---------- Buttons & form controls ---------- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.625rem 1.25rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-small);
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.button:hover {
  background: var(--signal);
  border-color: var(--signal);
}

.button--ghost {
  background: transparent;
  color: var(--ink);
}

.button--ghost:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.button--theme {
  background: var(--theme);
  border-color: var(--theme);
  color: var(--theme-ink);
}

.button--theme:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.button[disabled] {
  opacity: 0.55;
  cursor: progress;
}

.select,
.search-box__input,
.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  font-size: 1rem;
}

.select {
  width: auto;
  min-width: 12rem;
  padding-right: 2rem;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 1rem) 55%, calc(100% - 0.7rem) 55%;
  background-size: 0.3rem 0.3rem;
  background-repeat: no-repeat;
}

/* ---------- Meta, chips, labels ---------- */
.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.875rem;
  font-size: var(--fs-meta);
  color: var(--graphite);
  font-variant-numeric: tabular-nums;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: var(--fs-meta);
  text-decoration: none;
}

.chip:hover {
  border-color: var(--ink);
}

/* ---------- Cards ---------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
  height: 100%;
}

.card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--paper-deep);
}

.card__img,
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}

.card:hover .card__media img {
  transform: scale(1.03);
}

.card__body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card__kicker {
  color: var(--signal);
}

.card__title {
  font-size: var(--fs-h3);
  line-height: 1.35;
  font-weight: 700;
}

.card__link {
  text-decoration: none;
}

/* Whole card is clickable while keeping a single link in the tab order. */
.card__link::after {
  content: '';
  position: absolute;
  inset: 0;
}

.card:hover .card__title a,
.card__link:focus-visible {
  text-decoration: underline;
  text-decoration-thickness: 1px;
}

.card__link:focus-visible {
  outline: none;
}

.card:has(.card__link:focus-visible) {
  outline: 2px solid var(--signal);
  outline-offset: 4px;
}

.card__dek {
  color: var(--graphite);
  font-size: var(--fs-small);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card--lead .card__media {
  aspect-ratio: 3 / 2;
}

.card--lead .card__title {
  font-size: var(--fs-h2);
  line-height: 1.25;
}

.card--lead .card__dek {
  font-size: var(--fs-body);
  -webkit-line-clamp: 4;
}

.card--list,
.card--compact {
  flex-direction: row;
  align-items: flex-start;
  gap: var(--gap);
  padding-block: var(--space-s);
  border-bottom: 1px solid var(--rule);
}

.card--list .card__media {
  flex: 0 0 34%;
  max-width: 15rem;
}

.card--list .card__body {
  flex: 1;
  min-width: 0;
}

.card--list .card__title {
  font-size: var(--fs-body);
  line-height: 1.5;
}

@media (min-width: 48rem) {
  .card--list .card__title {
    font-size: var(--fs-h3);
  }
}

.card-list {
  display: grid;
  gap: var(--space-l) var(--gap);
}

.card-list--grid {
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 40rem) {
  .card-list--grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .card-list--grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.card-list--list {
  gap: 0;
  border-top: 1px solid var(--ink);
}

/* Typographic cover for entries without a relevant photograph. */
.type-cover {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;
  height: 100%;
  min-height: 8rem;
  padding: clamp(0.75rem, 2vw, 1.25rem);
  background: var(--paper-deep);
  color: var(--ink);
  overflow: hidden;
}

.type-cover__glyph {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(4rem, 14vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.type-cover__label {
  font-family: var(--font-display);
  font-size: var(--fs-meta);
  font-weight: 600;
  font-variation-settings: 'wdth' 80;
  letter-spacing: 0.1em;
}

.type-cover__rule {
  position: absolute;
  inset: auto 0 0 0;
  height: 6px;
  background: var(--signal);
}

.card--list .type-cover__glyph {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
}

.card--list .type-cover__label {
  display: none;
}

.article__media .type-cover {
  aspect-ratio: 21 / 8;
  min-height: 10rem;
}

.article__media .type-cover__glyph {
  font-size: clamp(6rem, 20vw, 16rem);
}

/* ---------- Figures ---------- */
.figure__frame {
  background: var(--paper-deep);
  overflow: hidden;
}

.figure__frame img {
  width: 100%;
}

.figure__caption {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding-top: 0.625rem;
  font-size: var(--fs-meta);
  color: var(--graphite);
  line-height: 1.6;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  padding-block: var(--space-s);
  font-size: var(--fs-meta);
  color: var(--graphite);
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0;
}

.breadcrumb__list li {
  display: flex;
  min-width: 0;
}

.breadcrumb__list li + li::before {
  content: '/';
  padding-inline: 0.5rem;
  color: var(--rule);
}

.breadcrumb__list span[aria-current] {
  max-width: 24ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.breadcrumb a {
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ---------- Filters / toolbar ---------- */
.toolbar {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
  padding-block: var(--space-s);
  border-bottom: 1px solid var(--rule);
}

.filters__list {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scrollbar-width: thin;
}

.filter {
  display: inline-flex;
  align-items: baseline;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: var(--fs-small);
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
}

.filter:hover {
  background: var(--paper-deep);
}

.filter[aria-current='true'] {
  background: var(--ink);
  color: var(--paper);
}

.filter__count {
  font-size: var(--fs-meta);
  color: inherit;
  opacity: 0.7;
  font-variant-numeric: tabular-nums;
}

.toolbar__right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-s);
}

.toolbar__field {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.view-switch {
  display: inline-flex;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
}

.view-switch__option {
  padding: 0.5rem 0.875rem;
  font-size: var(--fs-small);
  font-weight: 500;
  text-decoration: none;
}

.view-switch__option + .view-switch__option {
  border-left: 1px solid var(--ink);
}

.view-switch__option[aria-current='true'] {
  background: var(--ink);
  color: var(--paper);
}

@media (min-width: 64rem) {
  .toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .toolbar__right {
    flex: none;
  }
}

.result-count {
  margin-bottom: var(--space-m);
  font-size: var(--fs-small);
  color: var(--graphite);
}

.result-count strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-s);
  margin-top: var(--space-l);
  padding-top: var(--space-m);
  border-top: 1px solid var(--ink);
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
}

.pagination__pages {
  display: flex;
  gap: 0.25rem;
}

.pagination__page,
.pagination__step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding-inline: 0.5rem;
  font-weight: 600;
  text-decoration: none;
}

.pagination__page:hover,
.pagination__step:hover {
  background: var(--paper-deep);
}

.pagination__page[aria-current='page'] {
  background: var(--ink);
  color: var(--paper);
}

.pagination__gap {
  align-self: center;
  color: var(--graphite);
}

.pagination .is-disabled {
  color: var(--rule);
}

/* ---------- States ---------- */
.state {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-s);
  padding-block: var(--space-l);
}

.state--compact {
  padding: var(--space-m);
  border: 1px solid var(--rule);
}

.state__code {
  color: var(--signal);
}

.state__title {
  font-size: var(--fs-h2);
  font-family: var(--font-body);
  font-weight: 700;
}

.state--compact .state__title,
.state--empty .state__title {
  font-size: var(--fs-h3);
}

.state__text {
  max-width: 36em;
  color: var(--graphite);
  line-height: 1.75;
}

.state__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.state--empty {
  padding: var(--space-l) var(--space-m);
  border: 1px dashed var(--rule);
  align-items: center;
  text-align: center;
}

.state--loading .label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-m);
}

.state__pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--signal);
  animation: pulse 1s ease-in-out infinite alternate;
}

.skeleton-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.skeleton {
  display: block;
  background: linear-gradient(90deg, var(--paper-deep) 0%, var(--paper) 50%, var(--paper-deep) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}

.skeleton--media {
  aspect-ratio: 4 / 3;
}

.skeleton--line {
  height: 1rem;
}

.skeleton--short {
  width: 60%;
}

@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

@keyframes pulse {
  from {
    opacity: 0.3;
  }
}

/* ---------- Prose (sanitized WordPress content) ---------- */
.prose {
  max-width: var(--measure);
  font-size: var(--fs-body);
  line-height: var(--leading-body);
  text-align: start;
  text-wrap: pretty;
  hanging-punctuation: allow-end;
}

.prose > * + *,
.prose section > * + * {
  margin-top: 1.25em;
}

.prose h2 {
  margin-top: 2.75em;
  padding-top: 0.75em;
  border-top: 1px solid var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-h2);
  line-height: 1.4;
}

.prose h3 {
  margin-top: 2em;
  font-family: var(--font-body);
  font-size: var(--fs-h3);
  line-height: 1.5;
}

.prose h2 + *,
.prose h3 + * {
  margin-top: 0.75em;
}

.prose a {
  color: var(--signal);
}

.prose ul,
.prose ol {
  padding-left: 1.5em;
}

.prose li + li {
  margin-top: 0.375em;
}

.prose blockquote {
  padding-left: 1.25em;
  border-left: 3px solid var(--ink);
  font-size: var(--fs-lead);
  line-height: 1.7;
}

.prose blockquote cite {
  display: block;
  margin-top: 0.5em;
  font-size: var(--fs-meta);
  font-style: normal;
  color: var(--graphite);
}

.prose figure img {
  width: 100%;
}

.prose figcaption {
  margin-top: 0.5rem;
  font-size: var(--fs-meta);
  color: var(--graphite);
}

.prose code {
  padding: 0.1em 0.35em;
  background: var(--paper-deep);
  border-radius: var(--radius);
}

.prose pre {
  padding: 1rem;
  overflow-x: auto;
  background: var(--ink);
  color: var(--paper);
  line-height: 1.6;
}

.prose pre code {
  padding: 0;
  background: none;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
  font-variant-numeric: tabular-nums;
}

.prose th,
.prose td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--rule);
  text-align: left;
}

.prose hr {
  border: 0;
  border-top: 1px solid var(--rule);
}

.prose .lead,
.prose > p:first-child {
  font-size: var(--fs-lead);
  line-height: 1.85;
}

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

/* ---------- Table of contents ---------- */
.toc {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-block: var(--space-s);
  border-block: 1px solid var(--ink);
}

.toc__list {
  display: flex;
  flex-direction: column;
}

.toc__link {
  display: block;
  padding: 0.375rem 0 0.375rem 0.75rem;
  border-left: 2px solid var(--rule);
  font-size: var(--fs-meta);
  line-height: 1.55;
  color: var(--graphite);
  text-decoration: none;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}

.toc__link--h3 {
  padding-left: 1.5rem;
}

.toc__link:hover {
  color: var(--ink);
}

.toc__link[aria-current='true'] {
  border-left-color: var(--signal);
  color: var(--ink);
  font-weight: 700;
}

/* ---------- Author ---------- */
.author-box {
  display: flex;
  gap: var(--space-s);
  padding-block: var(--space-m);
  border-top: 1px solid var(--ink);
}

.author-box__photo {
  flex: 0 0 5rem;
  width: 5rem;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--paper-deep);
}

.author-box__img,
.author-box__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
}

.author-box__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.author-box__name {
  font-family: var(--font-body);
  font-size: var(--fs-h3);
}

.author-box__name a {
  text-decoration: none;
}

.author-box__role {
  font-size: var(--fs-meta);
  color: var(--graphite);
}

.author-box__bio {
  margin-top: 0.5rem;
  font-size: var(--fs-small);
  line-height: 1.75;
}

.author-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
}

.author-card__photo {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--paper-deep);
}

.author-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  transition: filter var(--dur-base) var(--ease-out);
}

.author-card:hover .author-card__photo img {
  filter: none;
}

.author-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.author-card__name {
  font-family: var(--font-body);
  font-size: var(--fs-h2);
}

.author-card__role {
  color: var(--graphite);
  font-size: var(--fs-small);
}

.author-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.375rem;
}

.author-card__tags li {
  padding: 0.125rem 0.5rem;
  border: 1px solid var(--rule);
  font-size: var(--fs-meta);
}

/* ---------- Chart ---------- */
.chart {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
  padding: var(--space-m);
  border: 1px solid var(--ink);
  background: var(--paper);
}

.chart__head {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.chart__title {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--fs-h3);
}

.chart__note {
  font-size: var(--fs-meta);
  color: var(--graphite);
}

.chart__switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.chart__option {
  position: relative;
}

.chart__option input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  cursor: pointer;
}

.chart__option span {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: var(--fs-small);
}

.chart__option input:checked + span {
  background: var(--ink);
  color: var(--paper);
}

.chart__option input:focus-visible + span {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.chart__bars {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.chart__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas: 'label value' 'track track';
  gap: 0.25rem 0.75rem;
  align-items: baseline;
}

.chart__label {
  grid-area: label;
  font-size: var(--fs-small);
}

.chart__value {
  grid-area: value;
  font-family: var(--font-display);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.chart__value small {
  margin-left: 0.125rem;
  font-size: var(--fs-meta);
  font-weight: 500;
  color: var(--graphite);
}

.chart__track {
  grid-area: track;
  height: 0.875rem;
  background: var(--paper-deep);
}

.chart__bar {
  display: block;
  height: 100%;
  background: var(--graphite);
  transform-origin: 0 50%;
  transform: scaleX(var(--value, 0));
  transition: transform var(--dur-slow) var(--ease-out);
}

.chart__row.is-highlight .chart__bar {
  background: var(--signal);
}

.chart__row.is-highlight .chart__label {
  font-weight: 700;
}

@media (min-width: 48rem) {
  .chart__row {
    grid-template-columns: 14rem minmax(0, 1fr) 6rem;
    grid-template-areas: 'label track value';
    align-items: center;
  }

  .chart__value {
    text-align: right;
  }
}

.chart__summary {
  font-size: var(--fs-meta);
  color: var(--graphite);
}

.chart__data summary {
  cursor: pointer;
  font-size: var(--fs-small);
  font-weight: 500;
}

.chart__data table {
  width: 100%;
  margin-top: var(--space-s);
  border-collapse: collapse;
  font-size: var(--fs-small);
  font-variant-numeric: tabular-nums;
}

.chart__data th,
.chart__data td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--rule);
  text-align: left;
  white-space: nowrap;
}

/* ---------- Forms ---------- */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.field__label {
  font-weight: 700;
  font-size: var(--fs-small);
}

.field__req {
  margin-left: 0.5rem;
  font-size: var(--fs-meta);
  font-weight: 500;
  color: var(--signal);
}

.field__hint {
  font-size: var(--fs-meta);
  color: var(--graphite);
}

.field__error {
  font-size: var(--fs-meta);
  font-weight: 700;
  color: #b3261e;
}

.field__error:empty {
  display: none;
}

.field textarea {
  min-height: 10rem;
  line-height: 1.7;
  resize: vertical;
}

.field [aria-invalid='true'] {
  border-color: #b3261e;
  border-width: 2px;
}

.field--check {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.625rem;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: var(--fs-small);
  line-height: 1.6;
  cursor: pointer;
}

.check input {
  flex: none;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  accent-color: var(--ink);
}

/* Honeypot: hidden from people and AT, visible to naive bots. */
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-s);
}

.form-status {
  font-size: var(--fs-small);
}

.form-done {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
  padding: var(--space-m);
  border: 1px solid var(--ink);
}

/* ---------- Search box ---------- */
.search-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.search-box__row {
  display: flex;
  gap: 0.5rem;
}

.search-box__input {
  flex: 1;
  min-width: 0;
  min-height: 3.25rem;
  font-size: 1.125rem;
}