:root {
  --bg: #1c1c1c;
  --text: #ffffff;
  --text-muted: #ffffff;
  --border: #ffffff;
  --overlay: rgba(28, 28, 28, 0.28);
  --shadow: 0 10px 24px rgba(28, 28, 28, 0.24);
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --cards-grid-gap: 1.2rem;
  --card-rail-side-width: 24px;
  --card-rail-padding-y: 12px;
  --card-rail-gap: 10px;
  --card-rail-url-max-height: 140px;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--mono);
  font-weight: 600;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  margin: 0;
}

.site-header {
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 5;
}

main {
  flex: 1 0 auto;
  padding-block: 0 3rem;
}

.aoa-nav {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.aoa-nav-row,
.aoa-nav-main {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) 24px;
}

.aoa-nav-corner {
  width: 24px;
  height: 24px;
  background: var(--bg);
}

.aoa-nav-fill {
  border-inline: 2px solid var(--border);
  min-height: 24px;
}

.aoa-nav-rail {
  border-top: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
  min-height: 24px;
  background: var(--bg);
}

.aoa-nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem;
  border: 2px solid var(--border);
  background: var(--bg);
  padding: 12px 18px;
  min-height: 48px;
}

.aoa-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  text-transform: uppercase;
  font-family: var(--mono);
  font-optical-sizing: auto;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.aoa-brand:hover,
.aoa-brand:focus-visible {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.aoa-brand-icon {
  width: 12px;
  height: 12px;
  display: block;
  flex: 0 0 auto;
  background-color: var(--text);
  -webkit-mask-image: url("../images/icons/info.svg");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("../images/icons/info.svg");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}

.aoa-filter-nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 12px;
  font-family: var(--mono);
  font-optical-sizing: auto;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 12px;
}

.aoa-filter-label {
  color: var(--text);
}

.aoa-filter-options {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 12px;
}

.aoa-filter-item {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--text);
  font: inherit;
  text-transform: uppercase;
  padding: 0;
  cursor: pointer;
  text-decoration: none;
}

.aoa-filter-item:hover,
.aoa-filter-item:focus-visible {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.aoa-filter-item.is-active {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.cards-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--cards-grid-gap);
}

.archive-card {
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  container-type: inline-size;
}

.card-top-bar,
.card-bottom-bar {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) 24px;
  width: 100%;
  min-height: 24px;
}

.card-corner {
  background: var(--bg);
}

.card-meta-row {
  border-left: 2px solid var(--border);
  border-right: 2px solid var(--border);
  display: flex;
  align-items: center;
  padding: 5px 12px;
  min-width: 0;
  overflow: hidden;
}

.card-meta-text,
.card-description,
.card-rail-text {
  margin: 0;
  font-family: var(--mono);
  font-optical-sizing: auto;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.25;
  text-transform: uppercase;
  color: var(--text);
}

.card-meta-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-main {
  display: grid;
  grid-template-columns: var(--card-rail-side-width) minmax(0, 1fr) var(--card-rail-side-width);
  flex: 0 0 auto;
}

.card-rail {
  border-top: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  padding: var(--card-rail-padding-y) 0;
  gap: var(--card-rail-gap);
}

.card-rail-right {
  justify-content: space-between;
  transform: rotate(360deg);
}

.card-rail-left {
  justify-content: space-between;
  transform: rotate(360deg);
}

.card-rail-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  writing-mode: inherit;
  text-orientation: inherit;
}

.card-rail-icon {
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  background-color: var(--text);
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}

.card-rail-left[data-status="active"] .card-rail-icon {
  -webkit-mask-image: url("../images/icons/active.svg");
  mask-image: url("../images/icons/active.svg");
}

.card-rail-left[data-status="inactive"] .card-rail-icon {
  -webkit-mask-image: url("../images/icons/inactive.svg");
  mask-image: url("../images/icons/inactive.svg");
}

.card-rail-date,
.card-rail-url {
  max-height: var(--card-rail-url-max-height);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.card-media {
  position: relative;
  border: 2px solid var(--border);
  text-decoration: none;
  color: inherit;
  aspect-ratio: 1 / 1;
  align-self: start;
}

.card-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 220ms ease;
}

.card-media-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay);
}

.card-description {
  display: block;
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-description-static {
  display: inline;
  font-size: inherit;
}

.card-description-track {
  display: none;
  min-width: max-content;
  font-size: inherit;
}

.archive-card.is-main-hovered .card-image {
  filter: grayscale(0%);
}

.archive-card.is-main-hovered .card-description {
  text-overflow: clip;
}

.archive-card.is-main-hovered .card-description-static {
  display: none;
}

.archive-card.is-main-hovered .card-description-track {
  display: inline-block;
  animation: card-description-marquee 8s linear infinite;
}

@keyframes card-description-marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

.empty-state {
  margin-top: 1rem;
  color: var(--text-muted);
}

.site-footer {
  padding-block: 1.2rem 2.2rem;
}

.site-footer-content {
  display: flex;
  align-items: end;
  gap: 1.2rem;
}

.site-footer-logo {
  width: 100%;
  max-width: 450px;
  aspect-ratio: 450 / 156;
  display: block;
  flex: 0 1 450px;
  background-color: var(--text);
  -webkit-mask-image: url("../images/icons/aoa.svg");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("../images/icons/aoa.svg");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}

.site-footer-text {
  margin: 0;
  color: var(--text-muted);
  flex: 1 1 auto;
  font-weight: 400;
  font-size: 18px;
  max-width: 740px;
}

.site-footer-text a {
  color: var(--text);
  text-underline-offset: 2px;
}

.site-footer-text a:hover,
.site-footer-text a:focus-visible {
  text-decoration-thickness: 2px;
}

@media (max-width: 1280px) {
  .cards-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Hide URL when card width can no longer sustain rail content height:
   cardWidth ~= railContentHeight + 2 * railSideWidth
   railContentHeight ~= urlMaxHeight + labelLineHeight + railGap + (2 * railPaddingY)
   Using current values gives an effective threshold of about 317px.
*/
@container (max-width: 317px) {
  .card-rail-url {
    display: none;
  }
}

@media (max-width: 700px) {
  :root {
    --cards-grid-gap: 0.5rem;
  }

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

  .aoa-nav-content {
    position: relative;
  }

  .aoa-filter-nav {
    padding-right: 1.4rem;
  }

  .aoa-nav-content::after {
    content: "\203A";
    position: absolute;
    right: 0.2rem;
    bottom: 12px;
    color: var(--text);
    font-family: var(--mono);
    font-size: 22px;
    line-height: 1;
    pointer-events: none;
    background: var(--bg);
    padding-left: 0;
    z-index: 2;
  }

  .card-meta-text,
  .card-description,
  .card-rail-text {
    font-size: 10px;
  }

  .card-rail-url,
  .card-rail-date {
    display: none;
  }

  .card-description {
    text-overflow: clip;
  }

  .card-description-static,
  .card-description-track {
    font-size: 10px;
  }

  .card-description-static {
    display: none;
  }

  .card-description-track {
    display: inline-block;
    animation: card-description-marquee 8s linear infinite;
  }

  .site-footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .site-footer-logo {
    max-width: none;
    flex: none;
    margin: 0;
  }

  .site-footer-text {
    padding: 32px 32px 0 32px;
  }
}

@media (min-width: 701px) and (max-width: 1000px) {
  .cards-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1000px) {
  .aoa-nav-content {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .aoa-filter-nav {
    flex: 1 1 100%;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .aoa-filter-nav::-webkit-scrollbar {
    display: none;
  }

  .aoa-filter-label {
    flex: 0 0 auto;
  }

  .aoa-filter-options {
    flex: 0 0 auto;
    min-width: max-content;
  }
}