.catalog-intro { padding-bottom: 3rem; }
.catalog-intro .section-heading { margin-bottom: 2rem; }
.catalog-intro #catalog-title { max-width: none; white-space: nowrap; }
.catalog-category-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: .7rem; }
.catalog-category-nav a {
  display: inline-flex; align-items: center; gap: .7rem; padding: .8rem 1rem;
  border: 1px solid var(--color-line); border-radius: var(--radius);
  background: rgba(16, 15, 12, .85); font-weight: 700;
}
.catalog-nav-number { color: var(--color-gold); font-size: .72rem; letter-spacing: .1em; }
.catalog-count { color: var(--color-muted); font-size: .75rem; font-weight: 400; }
.catalog-category-nav a:hover,
.catalog-category-nav a:focus-visible { border-color: var(--color-gold); color: var(--color-gold); }
.catalog-category { scroll-margin-top: 90px; border-bottom: 1px solid var(--color-line); }
.catalog-category:nth-of-type(odd) { background: linear-gradient(135deg, rgba(53, 44, 25, .12), transparent 65%); }
.catalog-category-heading { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 2rem; }
.catalog-category-heading h2 { margin-top: .4rem; font-size: clamp(2rem, 3vw, 2.8rem); }
.catalog-category-heading p:not(.eyebrow) { color: var(--color-muted); margin-top: .75rem; max-width: 660px; }
.catalog-source { flex-shrink: 0; color: var(--color-gold); font-size: .9rem; }
.catalog-source span { margin-left: .4rem; }
.catalog-page .project-grid-catalog { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.catalog-page #systems .project-grid-catalog,
.catalog-page #experiments .project-grid-catalog { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.catalog-page #proper-games > .shell > .project-grid-catalog { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.catalog-page .project-card { min-width: 0; transition: border-color 180ms ease, box-shadow 180ms ease; }
.catalog-page .project-card.has-catalog-details { cursor: pointer; }
.catalog-page .project-card.has-catalog-details:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 4px; }
.catalog-page .project-card:is(:hover, :focus-within) { border-color: rgba(241, 185, 85, .65); box-shadow: 0 12px 32px rgba(0, 0, 0, .4); }
.catalog-page .project-card .status { font-size: .68rem; }
.catalog-page .project-card h3 { font-size: 1.3rem; }
.catalog-page .project-card p:not(.status) { font-size: .94rem; }
.catalog-page .project-card .button { max-width: 100%; font-size: .83rem; }
.catalog-card-actions {
  display: flex; flex-wrap: wrap; gap: .65rem; margin-top: auto;
}
.catalog-card-actions .button { margin-top: 0 !important; }
.catalog-entry { overflow: hidden; }
.catalog-entry-icon {
  background: radial-gradient(ellipse at 50% 5%, rgba(139, 125, 77, .16), transparent 65%), #100f0c;
}
.catalog-entry::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255, 255, 255, .035) 0 1px, transparent 1px 4px); opacity: .35;
}
.catalog-entry > * { position: relative; z-index: 1; }
.catalog-entry .catalog-icon-stage {
  position: absolute; top: 24px; left: 0; width: 100%; height: 112px;
  display: flex; align-items: center; justify-content: center;
}
.catalog-icon-stage img {
  width: 104px; height: 104px; object-fit: contain; border-radius: 22px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .35);
}
.catalog-entry-art {
  background:
    linear-gradient(180deg, rgba(8, 7, 5, .12), rgba(8, 7, 5, .8) 42%, #080705 85%),
    var(--catalog-art) center top / cover no-repeat;
}
.catalog-entry-bad-sector {
  background-position: center 24%;
}
.catalog-subsection { margin-top: 2.5rem; }
.catalog-subsection > h3 { margin-top: .4rem; font-size: clamp(1.25rem, 2vw, 1.65rem); }
.catalog-indie-secondary-grid { grid-template-columns: minmax(0, 360px); margin-top: 1rem; }
.catalog-indie-secondary-grid > .project-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 255px;
  padding: 1.5rem;
}
.catalog-indie-secondary-grid .project-card h3 { font-size: 1.15rem; }
.catalog-indie-secondary-grid .project-card p:not(.status) { font-size: .9rem; }
.catalog-details-dialog {
  position: fixed;
  width: min(1100px, calc(100% - 2rem));
  min-width: min(720px, calc(100% - 2rem));
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  overflow-y: auto;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
  box-shadow: var(--shadow-strong);
}
.catalog-details-dialog::backdrop { background: rgb(0 0 0 / .8); backdrop-filter: blur(6px); }
body.has-catalog-details-dialog { overflow: hidden; }
.catalog-details-summary {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2rem);
  padding-right: 3.25rem;
}
.catalog-details-copy { min-width: 0; }
.catalog-details-copy h2 { margin-top: .45rem; font-size: clamp(1.65rem, 3.25vw, 2.4rem); line-height: 1.05; }
.catalog-details-copy > p:last-child { margin-top: 1rem; color: var(--color-muted); font-size: 1.05rem; }
.catalog-details-preview {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  margin: 0;
  padding: 1rem;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: calc(var(--radius) - 2px);
  background: radial-gradient(ellipse at 50% 0, rgba(139, 125, 77, .2), transparent 68%), var(--color-void);
}
.catalog-details-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 22px;
  box-shadow: 0 18px 38px rgba(0, 0, 0, .42);
}
.catalog-details-gallery { margin-top: 2rem; }
.catalog-details-gallery > .eyebrow { margin-bottom: .75rem; }
.catalog-details-screenshots { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: .85rem; }
.catalog-details-screenshots figure { min-width: 0; }
.catalog-screenshot-trigger {
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  cursor: zoom-in;
  border: 0;
  border-radius: calc(var(--radius) - 2px);
  background: transparent;
}
.catalog-screenshot-trigger:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 3px; }
.catalog-details-screenshots img {
  display: block;
  width: 100%;
  aspect-ratio: 1.35;
  object-fit: contain;
  object-position: top center;
  background: var(--color-void);
  border: 1px solid var(--color-line);
  border-radius: calc(var(--radius) - 2px);
}
.catalog-details-screenshots figcaption { margin-top: .45rem; color: var(--color-muted); font-size: .8rem; }
.catalog-screenshot-lightbox {
  position: fixed;
  width: min(1400px, calc(100% - 2rem));
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: clamp(1rem, 3vw, 2rem);
  overflow: hidden;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
  box-shadow: var(--shadow-strong);
}
.catalog-screenshot-lightbox::backdrop { background: rgb(0 0 0 / .88); backdrop-filter: blur(6px); }
.catalog-screenshot-lightbox figure { display: grid; place-items: center; gap: .7rem; max-height: calc(100dvh - 6rem); margin: 0; }
.catalog-screenshot-lightbox img { display: block; max-width: 100%; max-height: calc(100dvh - 9rem); object-fit: contain; }
.catalog-screenshot-lightbox figcaption { color: var(--color-muted); font-size: .9rem; }
.catalog-screenshot-position { color: var(--color-muted); font-size: .78rem; }
.catalog-screenshot-nav {
  position: absolute;
  top: 50%;
  z-index: 1;
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  padding: 0;
  cursor: pointer;
  transform: translateY(-50%);
  border: 1px solid var(--color-line-strong);
  border-radius: 50%;
  background: rgb(8 7 5 / .92);
  color: var(--color-gold);
}
.catalog-screenshot-nav:hover { background: var(--color-gold); color: var(--color-void); }
.catalog-screenshot-nav:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 3px; }
.catalog-screenshot-nav svg { width: 1.25rem; height: 1.25rem; }
.catalog-screenshot-nav-previous { left: clamp(.6rem, 2vw, 1.25rem); }
.catalog-screenshot-nav-next { right: clamp(.6rem, 2vw, 1.25rem); }
.catalog-details-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.catalog-access-dialog {
  position: fixed;
  width: min(580px, calc(100% - 2rem));
  margin: auto;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
  box-shadow: var(--shadow-strong);
}
.catalog-access-dialog::backdrop { background: rgb(0 0 0 / .8); backdrop-filter: blur(6px); }
.catalog-access-dialog h2 { margin-top: .5rem; padding-right: 3rem; font-size: clamp(1.65rem, 3.25vw, 2.25rem); line-height: 1.05; }
.catalog-access-dialog > p:last-of-type { margin-top: 1rem; color: var(--color-muted); font-size: 1.05rem; line-height: 1.6; }
.catalog-access-actions { margin-top: 1.5rem; }
.catalog-page .catalog-edu-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 960px; }
@media (min-width: 701px) {
  .catalog-edu-grid > .catalog-entry {
    padding: 2rem 2rem 2rem 190px; min-height: 280px;
  }
  .catalog-edu-grid .catalog-icon-stage { left: 30px; top: 50%; width: 130px; transform: translateY(-50%); }
  .catalog-edu-grid .catalog-icon-stage img { width: 120px; height: 120px; }
}
@media (max-width: 1100px) {
  .catalog-page .project-grid-catalog,
  .catalog-page #systems .project-grid-catalog,
  .catalog-page #experiments .project-grid-catalog,
  .catalog-page #proper-games > .shell > .project-grid-catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-page .catalog-edu-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .catalog-intro #catalog-title { white-space: normal; }
  .catalog-page .project-grid-catalog,
  .catalog-page #systems .project-grid-catalog,
  .catalog-page #experiments .project-grid-catalog,
  .catalog-page #proper-games > .shell > .project-grid-catalog,
  .catalog-page .catalog-edu-grid { grid-template-columns: 1fr; }
  .catalog-category-heading { align-items: start; flex-direction: column; gap: 1rem; }
  .catalog-category-nav { gap: .5rem; }
  .catalog-category-nav a { padding: .7rem .8rem; font-size: .86rem; }
  .catalog-indie-secondary-grid { grid-template-columns: 1fr; }
  .catalog-category { scroll-margin-top: 75px; }
  .catalog-details-summary { grid-template-columns: 96px minmax(0, 1fr); gap: 1rem; padding-right: 2.75rem; }
  .catalog-details-copy h2 { font-size: 1.4rem; }
  .catalog-details-copy > p:last-child { font-size: .95rem; }
  .catalog-details-screenshots { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .catalog-page .project-card { transition: none; }
}