.sans-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

.sans-hero-actions a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 46px;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  background: rgba(255,255,255,0.04);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.sans-hero-actions a:first-child {
  border-color: rgba(255,112,67,0.5);
  background: rgba(255,112,67,0.12);
}

.sans-hero-actions a:hover,
.sans-hero-actions a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(114,215,255,0.55);
  background: rgba(114,215,255,0.1);
}

.sans-hero-actions a:focus-visible,
.sans-archive-strip a:focus-visible,
.sans-year-card:focus-visible,
.sans-year-card--video .sans-year-action a:focus-visible {
  outline: 3px solid #72d7ff;
  outline-offset: 4px;
}

.sans-archive-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.sans-archive-strip a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 48px;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  color: #dce7f0;
  text-decoration: none;
  background: rgba(255,255,255,0.025);
  transition: transform 160ms ease, border-color 160ms ease, color 160ms ease, background 160ms ease;
}

.sans-archive-strip a:hover,
.sans-archive-strip a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255,112,67,0.42);
  color: #fff;
  background: rgba(255,112,67,0.055);
}

.sans-archive-strip strong {
  color: #ffb199;
}

.sans-year-card {
  isolation: isolate;
}

.sans-year-card .sans-year-media {
  overflow: hidden;
}

.sans-year-card .sans-year-media img {
  transition: transform 280ms ease, filter 280ms ease;
}

.sans-year-card:hover .sans-year-media img,
.sans-year-card:focus-visible .sans-year-media img {
  transform: scale(1.025);
  filter: saturate(1.08) contrast(1.03);
}

.sans-year-card .sans-year-action {
  margin-top: auto;
  padding-top: 1.15rem;
}

.sans-topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.sans-topic-list li {
  padding: 0.42rem 0.68rem;
  border: 1px solid rgba(114,215,255,0.16);
  border-radius: 999px;
  color: #b9dcec;
  font: 600 0.76rem/1.2 "IBM Plex Mono", monospace;
  background: rgba(114,215,255,0.055);
}

.sans-year-card--video .sans-year-action a {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: inherit;
  text-decoration: none;
}

.sans-year-card--video .sans-year-action a:hover,
.sans-year-card--video .sans-year-action a:focus-visible {
  color: #fff;
}

/* Normalize screenshot-heavy legacy challenge pages without rewriting their content. */
body:has(.sans-page) article img + img {
  margin-top: 0.75rem;
}

body:has(.sans-page) article p[style*="font-family:Courier"],
body:has(.sans-page) article p[style*="font-family: Courier"] {
  overflow-x: auto;
  max-width: 100%;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(114,215,255,0.16);
  border-radius: 14px;
  white-space: pre-wrap;
  font-family: "IBM Plex Mono", monospace !important;
  line-height: 1.65;
  color: #aee9ff;
  background: #05070a;
}

body:has(.sans-page) article p[style*="text-align: center"]:has(> strong:only-child) {
  margin-top: 3.5rem;
  padding: 0 0 0.75rem;
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  border-radius: 0;
  font-size: clamp(1.35rem, 3vw, 2rem) !important;
  text-align: left !important;
  background: transparent;
}

body:has(.sans-page) article a[target="_blank"]::after {
  content: " ↗";
  font-size: 0.78em;
  text-decoration: none;
}

body:has(.sans-page) article .story-banner {
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

@media (hover: hover) and (pointer: fine) {
  body:has(.sans-page) article .story-banner:hover {
    transform: translateY(-2px);
    border-color: rgba(114,215,255,0.24);
    box-shadow: 0 18px 50px rgba(0,0,0,0.38);
  }
}

@media (max-width: 860px) {
  .sans-archive-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .sans-hero-actions {
    flex-direction: column;
  }

  .sans-hero-actions a {
    justify-content: center;
  }

  .sans-archive-strip {
    grid-template-columns: 1fr;
  }

  body:has(.sans-page) article p[style*="font-family:Courier"],
  body:has(.sans-page) article p[style*="font-family: Courier"] {
    padding: 0.8rem;
    font-size: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sans-hero-actions a,
  .sans-archive-strip a,
  .sans-year-card .sans-year-media img,
  body:has(.sans-page) article .story-banner {
    transition: none;
  }

  .sans-hero-actions a:hover,
  .sans-hero-actions a:focus-visible,
  .sans-archive-strip a:hover,
  .sans-archive-strip a:focus-visible,
  .sans-year-card:hover .sans-year-media img,
  .sans-year-card:focus-visible .sans-year-media img,
  body:has(.sans-page) article .story-banner:hover {
    transform: none;
  }
}

@media (forced-colors: active) {
  .sans-hero-actions a,
  .sans-archive-strip a,
  .sans-topic-list li {
    border: 1px solid CanvasText;
  }

  .sans-hero-actions a:focus-visible,
  .sans-archive-strip a:focus-visible,
  .sans-year-card:focus-visible,
  .sans-year-card--video .sans-year-action a:focus-visible {
    outline: 3px solid Highlight;
  }
}