:root {
  color-scheme: light;
  --ink: #242237;
  --muted: #5f5c70;
  --paper: #f5f4f7;
  --surface: #fff;
  --border: #ddd9e6;
  --violet: #533d89;
  --wash: #eeebf3;
  font: 16px/1.5 Inter, "Segoe UI", Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
}

* { box-sizing: border-box; }
body { margin: 0; }
body:has(.viewer[open]) { overflow: hidden; }
main { max-width: 1500px; margin: auto; padding: 40px 28px 30px; }
h1 { font-size: clamp(29px, 4vw, 48px); line-height: 1.08; letter-spacing: -.05em; margin: 0 0 14px; }
p { margin: 0; }
a { color: var(--violet); text-underline-offset: .18em; }
button, input, select { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid #8665ca; outline-offset: 3px; }

.intro { max-width: 1000px; }
.intro-copy { font-size: 17px; }
.archive-meta { color: var(--muted); font-size: 14px; margin-top: 8px; }
.demos {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 17px;
}
.demos a {
  display: block;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  text-decoration: none;
}
.demos a:hover { border-color: #a794cc; background: #fcfaff; }
.demos strong { font-size: 15px; }
.demo-copy { display: block; margin-top: 5px; color: var(--muted); font-size: 13px; }

.toolbar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  background: #f5f4f7f5;
  backdrop-filter: blur(12px);
}
.toolbar input, .toolbar select, .control {
  min-height: 44px;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid #cec8dc;
  border-radius: 8px;
  padding: 8px 12px;
}
.toolbar input { flex: 1 1 260px; min-width: 0; }
.toolbar select { max-width: 100%; }
.count { color: var(--muted); font-size: 13px; min-width: 86px; text-align: right; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 298px), 1fr));
  gap: 16px;
}
.card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface);
}
.picture {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 232px;
  background: var(--wash);
  border: 0;
  padding: 10px;
  cursor: zoom-in;
}
.picture:hover { background: #e7e0f1; }
.picture:focus-visible { outline-offset: -4px; }
.picture img { max-width: 100%; max-height: 100%; object-fit: contain; }
.caption { display: flex; flex: 1; flex-direction: column; padding: 13px 15px 15px; }
.caption-meta { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 12px; }
.card-type { text-align: right; }
.card-title { font-size: 15px; line-height: 1.35; margin: 7px 0 4px; overflow-wrap: anywhere; }
.card-context { color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.card-links { display: flex; gap: 16px; margin-top: auto; padding-top: 10px; font-size: 13px; }
#empty { padding: 30px 0; }
.pagination { margin-top: 18px; text-align: center; }
.control:hover { border-color: var(--violet); background: #fcfaff; }

.videos { margin-top: 25px; border-block: 1px solid var(--border); padding: 14px 0; scroll-margin-top: 70px; }
.videos summary { cursor: pointer; font-weight: 650; }
#video-count { color: var(--muted); font-size: 13px; font-weight: 400; margin-left: 5px; }
.video-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 8px 20px; list-style: none; padding: 0; margin: 14px 0 0; }
.video-list li { padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }
.video-list small { display: block; color: var(--muted); }
footer { margin-top: 24px; color: var(--muted); font-size: 13px; }
footer a { display: inline-block; margin-top: 6px; }

.viewer {
  width: min(96vw, 1600px);
  height: min(94dvh, 1100px);
  max-width: none;
  max-height: none;
  margin: auto;
  border: 1px solid #494253;
  border-radius: 14px;
  padding: 0;
  background: #22202a;
  color: #faf8ff;
}
.viewer[open] { display: flex; flex-direction: column; }
.viewer::backdrop { background: #141119df; }
.view-header, .view-footer { display: flex; align-items: center; gap: 8px; padding: 10px 13px; }
.view-heading { flex: 1; min-width: 0; }
.view-heading h2 { margin: 0; font-size: 16px; line-height: 1.25; overflow-wrap: anywhere; }
.view-heading p, #position { color: #dad4e5; font-size: 12px; }
.view-heading p { margin-top: 3px; }
.view-button {
  background: #393541;
  color: #fff;
  border: 1px solid #655d73;
  border-radius: 7px;
  min-width: 41px;
  min-height: 38px;
}
.view-button:hover, .view-button[aria-pressed="true"] { background: #574767; }
.view-button:disabled { opacity: .42; cursor: default; }
.view-button.close { font-size: 27px; line-height: 1; }
.view-button.arrow { font-size: 27px; line-height: 1; }
.stage { flex: 1; min-height: 0; background: #17151d; display: grid; grid-template: minmax(0, 1fr) / minmax(0, 1fr); place-items: center; padding: 8px; overflow: hidden; }
.stage img { display: block; max-width: 100%; max-height: 100%; min-height: 0; object-fit: contain; }
.stage.zoomed { display: block; overflow: auto; }
.stage.zoomed img { max-width: none; max-height: none; margin: auto; }
.view-footer { flex-wrap: wrap; }
#position { min-width: 72px; text-align: center; }
.view-links { display: flex; gap: 14px; margin-left: auto; font-size: 13px; flex-wrap: wrap; }
.view-links a { color: #e9dbff; }

@media (max-width: 1020px) {
  .demos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  main { padding: 24px 14px; }
  .demos { gap: 8px; }
  .demos a { padding: 11px 12px; }
  .intro-copy { font-size: 15px; }
  .toolbar input { flex-basis: 100%; }
  .toolbar select { min-width: 0; flex: 1 1 125px; }
  .count { text-align: left; min-width: auto; }
  .picture { height: 220px; }
  .viewer { width: 98vw; height: 96dvh; }
  .view-header, .view-footer { padding: 8px; }
}