@layer reset, preferences, base, layout, components, utilities;
@import url("./accessibility/shared/content.css") layer(preferences);

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  body, h1, h2, h3, p, figure, dl, dd { margin: 0; }
  button, input, select { font: inherit; }
  button, a, input, select { -webkit-tap-highlight-color: transparent; }
  button { cursor: pointer; }
  img, svg { display: block; max-inline-size: 100%; }
  a { color: inherit; }
}
@layer base {
  :root {
    color-scheme: dark;
    --header-height: 80px;
    --page: #09151f; --panel: #0f1b25; --ink: #f2e7d4;
    --muted: #bacbd1; --accent: #e8c58e; --line: #bacbd1;
    --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --mono: ui-monospace, "SFMono-Regular", Consolas, monospace;
    --ease: cubic-bezier(.2,.8,.2,1);
  }
  #app {
    --page: var(--sdou-a11y-page, #09151f);
    --panel: var(--sdou-a11y-panel, #0f1b25);
    --ink: var(--sdou-a11y-text, #f2e7d4);
    --muted: var(--sdou-a11y-muted, #bacbd1);
    --accent: var(--sdou-a11y-accent, #e8c58e);
    --line: var(--sdou-a11y-line, #bacbd1);
    --rule: color-mix(in srgb, var(--line) 22%, transparent);
    --hover: color-mix(in srgb, var(--ink) 6%, var(--panel));
    margin: 0; min-inline-size: 0; background: var(--page); color: var(--ink);
    font-family: var(--sdou-a11y-font, var(--font)); font-size: calc(1rem * var(--sdou-a11y-scale, 1));
    line-height: var(--sdou-a11y-leading, 1.6); -webkit-font-smoothing: antialiased;
  }
  #app :is(h1,h2,h3) { font-family: inherit; color: var(--ink); text-wrap: balance; }
  #app p { margin-block: 0; }
  #app :is(button,input,select) {
    font-family: inherit; font-size: .875em; line-height: 1.4; color: var(--ink);
    min-block-size: 44px; padding: .65em .9em; border: 1px solid var(--rule);
    border-radius: 9px; background: var(--panel); max-inline-size: 100%;
  }
  #app button:disabled { cursor: not-allowed; opacity: .65; }
  #app a { color: inherit; text-decoration: none; }
  #app a:hover { text-decoration: underline; text-underline-offset: 4px; }
  #app :is(button,a,input,select):focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
  #app button:enabled:hover { background: var(--hover); }
  #app button:enabled:active { translate: 0 1px; }
  .icon { inline-size: 20px; block-size: 20px; flex: 0 0 auto; }
  .eyebrow { color: var(--muted); font-size: .65em; font-weight: 650; letter-spacing: .16em; line-height: 1.5; }
  .dot { display: inline-block; inline-size: 5px; block-size: 5px; border-radius: 50%; background: currentColor; }
}
@layer layout {
  .header {
    display: flex; justify-content: space-between; align-items: center; gap: 24px;
    min-block-size: 80px; padding: 14px clamp(16px, 2.5vw, 40px);
    position: sticky; inset-block-start: 0; z-index: 30;
    background: var(--page); border-block-end: 1px solid var(--rule);
  }
  @supports (backdrop-filter: blur(16px)) {
    .header { background: color-mix(in srgb, var(--page) 94%, transparent); backdrop-filter: blur(16px); }
  }
  .header-brand, .header-actions { display: flex; align-items: center; gap: 18px; min-inline-size: 0; }
  .header-brand { flex: 1; }
  .header-actions { justify-content: end; flex: 1; }
  .workspace { display: grid; grid-template-columns: 232px minmax(0,1fr); min-block-size: calc(100dvh - var(--header-height)); }
  .sidebar {
    padding: 28px 18px; position: sticky; inset-block-start: var(--header-height);
    block-size: calc(100dvh - var(--header-height)); overflow-y: auto; scrollbar-width: thin;
    border-inline-end: 1px solid var(--rule); background: var(--page);
  }
  main { min-inline-size: 0; padding: clamp(24px,3vw,46px) clamp(20px,3vw,46px) 24px; container: collection / inline-size; }
  .rail-hidden .workspace { grid-template-columns: minmax(0,1fr); }
  .rail-hidden .sidebar { display: none; }
  .collection-intro { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-block-end: 30px; }
  .page-heading { max-inline-size: 650px; min-inline-size: 0; }
  #app h1 { font-size: clamp(2rem,3.8vw,3.4rem); font-weight: 540; letter-spacing: -.055em; line-height: 1.12; margin-block: 12px 14px; }
  #app .intro-copy { font-size: .875em; color: var(--muted); max-inline-size: 53ch; line-height: 1.7; }
  .collection-stats { display: flex; gap: 26px; flex: 0 0 auto; padding-block-end: 6px; }
  .collection-stats > div { padding-inline-start: 24px; border-inline-start: 1px solid var(--rule); }
  .collection-stats dt { font-size: .65em; color: var(--muted); margin-block-end: 8px; }
  .collection-stats dd { font-size: 1.9em; line-height: 1.1; font-weight: 500; font-variant-numeric: tabular-nums; }
  .collection-stats .stat-zone { font-size: .85em; line-height: 1.4; padding-block-start: 3px; }
  #app .stat-zone small { display: block; font-size: .75em; margin-block-start: 4px; }
  .collection-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 18px; border-block: 1px solid var(--rule); margin-block-end: 16px; flex-wrap: wrap; }
  .toolbar-tools { display: flex; gap: 10px; align-items: center; flex: 1 1 auto; justify-content: end; min-inline-size: 0; }
  .status-row { display: flex; align-items: start; justify-content: space-between; gap: 16px; margin-block: 0 20px; font-size: .7em; color: var(--muted); }
  #app .status-row p { color: var(--muted); line-height: 1.6; }
  #capture-note { display: flex; align-items: start; gap: 6px; text-align: end; }
  #capture-note .icon { inline-size: 14px; block-size: 18px; }
  .gallery { display: grid; grid-template-columns: repeat(var(--camera-columns,3),minmax(0,1fr)); gap: 26px 20px; align-items: stretch; }
  .gallery.compact { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px 16px; }
  .gallery.large { grid-template-columns: repeat(2,minmax(0,1fr)); }
  @container collection (min-width: 1600px) { .gallery { grid-template-columns: repeat(4,minmax(0,1fr)); } .gallery.compact { grid-template-columns: repeat(5,minmax(0,1fr)); } }
  @container collection (max-width: 920px) { .collection-intro { align-items: start; } .collection-stats { gap: 16px; } .collection-stats > div { padding-inline-start: 16px; } .collection-stats > div:last-child { display: none; } .gallery { grid-template-columns: repeat(2,minmax(0,1fr)); } .gallery.compact { grid-template-columns: repeat(var(--camera-columns,3),minmax(0,1fr)); } }
  @container collection (max-width: 540px) { .gallery, .gallery.large { grid-template-columns: minmax(0,1fr); } .gallery.compact { grid-template-columns: repeat(2,minmax(0,1fr)); } .collection-intro { display: block; } .collection-stats { margin-block-start: 24px; } .collection-stats > div { display: flex; align-items: baseline; gap: 10px; padding-inline: 0 20px; border-inline-start: 0; border-inline-end: 1px solid var(--rule); } .collection-stats > div:last-child { display: flex; border: 0; padding: 0; } .collection-stats dd { font-size: 1.25em; } .collection-stats dt { margin: 0; } #app .stat-zone { font-size: .75em; } #app .stat-zone small { display: none; } }
  @media (max-width: 1100px) { .manual-label { display: none !important; } .header { gap: 18px; } .header-brand,.header-actions { flex: initial; } }
  @media (max-width: 760px) {
    :root { --header-height: 120px; }
    .header { flex-wrap: wrap; gap: 12px; padding: 12px 16px; }
    .header-brand { flex: 1 1 auto; gap: 10px; }
    .header-actions { flex: 0 1 auto; }
    .views { order: 3; inline-size: 100%; justify-content: center; }
    .views a { flex: 1; justify-content: center; }
    .workspace { display: block; }
    .sidebar { display: none; position: fixed; z-index: 45; inset: var(--header-height) auto 0 0; inline-size: min(310px,88vw); block-size: auto; box-shadow: 24px 0 80px #0005; }
    .rail-open .sidebar, .rail-open.rail-hidden .sidebar { display: block; }
    main { padding: 28px 16px 20px; }
    .status-row { flex-direction: column; gap: 6px; }
    #capture-note { text-align: start; }
    .toolbar-tools { inline-size: 100%; justify-content: space-between; }
    .collection-toolbar { gap: 14px; }
    #app h1 { font-size: clamp(2.25rem,8vw,3rem); }
  }
}
@layer components {
  #app .icon-button { display: inline-flex; align-items: center; justify-content: center; inline-size: 40px; min-inline-size: 40px; min-block-size: 44px; border: 0; background: transparent; padding: 8px; border-radius: 8px; }
  .brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
  #app .brand:hover { text-decoration: none; }
  .brand img { border-radius: 8px; inline-size: 38px; block-size: 38px; }
  .brand span { font-size: .9em; font-weight: 650; letter-spacing: -.02em; line-height: 1.3; }
  #app .brand small { display: block; color: var(--muted); font-size: .65em; font-weight: 400; letter-spacing: .02em; margin-block-start: 3px; }
  .views { display: flex; gap: 5px; padding: 4px; background: var(--panel); border: 1px solid var(--rule); border-radius: 11px; }
  .views a { display: flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid transparent; border-radius: 7px; font-size: .75em; white-space: nowrap; min-block-size: 38px; }
  #app .views a:hover { text-decoration: none; background: var(--hover); }
  .views [aria-current="page"] { color: var(--ink); border-color: var(--rule); background: var(--page); box-shadow: 0 2px 4px #0001; }
  .views .icon { inline-size: 16px; block-size: 16px; }
  .manual-label { display: inline-flex; align-items: center; gap: 7px; font-size: .65em; color: var(--muted); white-space: nowrap; }
  #app .primary { display: inline-flex; justify-content: center; align-items: center; gap: 9px; border-color: var(--accent); background: var(--accent); color: var(--page); font-size: .75em; font-weight: 650; box-shadow: inset 0 1px 0 #ffffff20; white-space: nowrap; }
  #app .primary:enabled:hover { background: var(--accent); filter: brightness(1.06); }
  .primary[aria-busy="true"] .icon { animation: rotate 1.2s linear infinite; }
  .rail-head { display: flex; align-items: center; justify-content: space-between; padding: 0 10px 22px; }
  #app .all { display: flex; inline-size: 100%; gap: 10px; align-items: center; border: 1px solid var(--rule); background: var(--panel); font-size: .8em; }
  .all .icon { inline-size: 17px; block-size: 17px; }
  .count { margin-inline-start: auto; font-size: .85em; font-variant-numeric: tabular-nums; color: var(--muted); }
  #app .group-title { font-size: .65em; font-weight: 600; color: var(--muted); letter-spacing: .1em; text-transform: uppercase; padding: 28px 10px 10px; }
  .camera-link { display: block; position: relative; padding: 9px 12px; border-radius: 7px; margin-block: 2px; }
  #app .camera-link:hover { background: var(--hover); text-decoration: none; }
  .camera-link[aria-current="page"] { background: var(--panel); box-shadow: inset 2px 0 var(--accent); }
  .camera-link > span { display: block; font-size: .8em; font-weight: 550; }
  #app .camera-link small { display: block; font-size: .7em; color: var(--muted); line-height: 1.6; margin-block-start: 2px; }
  .rail-foot { margin: 32px 10px 0; padding-block-start: 24px; border-block-start: 1px solid var(--rule); }
  .source-emblem { display: grid; place-items: center; inline-size: 34px; block-size: 34px; border: 1px solid var(--rule); border-radius: 9px; margin-block-end: 14px; color: var(--accent); }
  .rail-foot strong { display: block; font-size: .7em; font-weight: 550; }
  #app .rail-foot p { font-size: .65em; color: var(--muted); margin-block: 5px 14px; }
  .rail-foot a { display: inline-flex; align-items: center; gap: 7px; font-size: .65em; }
  .rail-foot .icon { inline-size: 15px; block-size: 15px; }
  .filters { display: flex; gap: 5px; flex: 0 1 auto; max-inline-size: 100%; overflow-x: auto; padding: 4px; margin: -4px; scrollbar-width: thin; }
  #app .filters button { background: transparent; border-color: transparent; font-size: .7em; padding: 8px 11px; min-block-size: 40px; white-space: nowrap; }
  #app .filters [aria-pressed="true"] { color: var(--ink); border-color: var(--rule); background: var(--panel); }
  .search { display: flex; align-items: center; gap: 8px; min-inline-size: 0; max-inline-size: 230px; flex: 1 1 180px; }
  .search .icon { inline-size: 17px; block-size: 17px; color: var(--muted); }
  #app .search input { inline-size: 100%; min-inline-size: 0; min-block-size: 38px; padding: 6px 0; border: 0; background: transparent; border-radius: 0; font-size: .7em; }
  input::placeholder { color: var(--muted); opacity: 1; }
  #app .density select { font-size: .68em; min-block-size: 38px; padding: 6px 9px; border-color: var(--rule); background: transparent; }
  .camera-card { min-inline-size: 0; border-radius: 14px; border: 1px solid var(--rule); overflow: clip; background: var(--panel); container: card / inline-size; transition: border-color 180ms var(--ease), box-shadow 180ms var(--ease); }
  .camera-card:has(.image-button:hover),.camera-card:focus-within { border-color: var(--accent); box-shadow: 0 8px 32px #0002; }
  #app .camera-card figure { padding: 0; border: 0; border-radius: 0; background: transparent; margin: 0; max-inline-size: none; block-size: 100%; display: flex; flex-direction: column; }
  #app .image-button { display: block; position: relative; padding: 0; border: 0; border-radius: 0; min-block-size: 0; background: #080b0e; overflow: hidden; }
  .image-button picture { display: block; aspect-ratio: 4/3; }
  #app .image-button img { display: block; inline-size: 100%; block-size: 100%; aspect-ratio: 4/3; border-radius: 0; object-fit: contain; }
  .image-expand { position: absolute; inset: 12px 12px auto auto; display: grid; place-items: center; inline-size: 32px; block-size: 32px; background: #09151fe8; color: #fff; border: 1px solid #ffffff55; border-radius: 8px; opacity: 0; transition: opacity 180ms var(--ease); }
  .image-button:is(:hover,:focus-visible) .image-expand { opacity: 1; }
  .image-expand .icon { inline-size: 16px; block-size: 16px; }
  .card-caption { padding: 17px 18px 15px; display: flex; flex-direction: column; flex: 1; }
  .card-topline { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-block-end: 10px; }
  .region { font-size: .65em; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
  .feed-state { display: flex; align-items: center; gap: 5px; font-size: .6em; color: var(--muted); white-space: nowrap; }
  .feed-dot { inline-size: 4px; block-size: 4px; border-radius: 50%; background: currentColor; }
  .feed-dot.offline { border-radius: 1px; inline-size: 5px; block-size: 5px; }
  #app .card-caption h2 { font-size: .9em; font-weight: 550; line-height: 1.5; letter-spacing: -.015em; min-block-size: 3em; margin: 0 0 18px; text-wrap: pretty; }
  .caption-meta { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-block-start: 1px solid var(--rule); padding-block-start: 12px; margin-block-start: auto; }
  .caption-meta time { display: flex; align-items: start; gap: 7px; font-family: var(--mono); font-size: .65em; line-height: 1.5; color: var(--ink); font-variant-numeric: tabular-nums; }
  .caption-meta time .icon { inline-size: 13px; block-size: 16px; color: var(--muted); }
  #app .caption-meta time small { display: block; font-size: .85em; color: var(--muted); margin-block-start: 2px; }
  .archive-link { display: inline-flex; gap: 6px; align-items: center; min-block-size: 36px; font-size: .65em; color: var(--accent) !important; }
  .archive-link .icon { inline-size: 15px; block-size: 15px; }
  .unavailable { display: flex; flex-direction: column; align-items: center; justify-content: center; aspect-ratio: 4/3; padding: 24px; gap: 12px; text-align: center; background: var(--page); }
  .unavailable > .icon { inline-size: 30px; block-size: 30px; color: var(--muted); }
  .unavailable strong { font-size: .8em; font-weight: 500; }
  #app .unavailable p { font-size: .65em; color: var(--muted); }
  .empty { grid-column: 1/-1; display: grid; justify-items: center; gap: 14px; text-align: center; padding: 70px 24px; background: var(--panel); border: 1px dashed var(--rule); border-radius: 14px; }
  #app .empty h2 { font-size: 1.3em; }
  .empty p { max-inline-size: 46ch; color: var(--muted); font-size: .875em; }
  #app .empty button { margin-block-start: 8px; }
  .control-strip { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; padding: 16px; margin-block-end: 16px; border: 1px solid var(--rule); border-radius: 12px; background: var(--panel); }
  .control-strip label,.date-controls { display: flex; align-items: center; gap: 10px; font-size: .8em; }
  .control-strip .time-zone { margin-inline-start: auto; display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: .65em; }
  #app .control-strip :is(input,select,button) { font-size: inherit; }
  .control-strip .icon { inline-size: 15px; block-size: 15px; }
  .collection-notes { display: grid; grid-template-columns: repeat(var(--camera-columns,3),minmax(0,1fr)); gap: 32px; padding-block: 38px; margin-block-start: 38px; border-block: 1px solid var(--rule); }
  .collection-notes .icon { inline-size: 22px; block-size: 22px; color: var(--muted); margin-block-end: 16px; }
  #app .collection-notes h2 { font-size: .8em; font-weight: 550; line-height: 1.5; margin-block-end: 8px; }
  #app .collection-notes p { font-size: .7em; line-height: 1.8; color: var(--muted); }
  #app .collection-notes a { text-decoration: underline; text-underline-offset: 3px; color: var(--accent); }
  .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding-block: 26px 8px; padding-inline-end: 45px; font-size: .65em; color: var(--muted); }
  .footer-brand { font-weight: 650; color: var(--ink) !important; }
  .site-footer > div { display: flex; flex-wrap: wrap; gap: 22px; }
  .site-footer a { display: inline-flex; align-items: center; gap: 5px; }
  .site-footer .icon { inline-size: 12px; block-size: 12px; }
  #viewer { padding: 0; border: 1px solid var(--rule); border-radius: 16px; background: var(--panel); color: var(--ink); inline-size: min(1100px,96vw); max-block-size: 94dvh; overflow: auto; }
  #viewer::backdrop { background: #03080de6; backdrop-filter: blur(10px); }
  .viewer-toolbar,.viewer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 20px 24px; }
  #app .viewer-toolbar h2 { font-size: 1.05em; font-weight: 550; line-height: 1.5; margin-block-start: 6px; }
  #viewer-image { display: block; margin-inline: auto; max-inline-size: 100%; max-block-size: 66dvh; object-fit: contain; background: #080b0e; border-radius: 0; }
  #viewer-time { font-family: var(--mono); font-size: .7em; font-variant-numeric: tabular-nums; text-align: center; }
  #viewer-original { display: inline-flex; align-items: center; gap: 5px; font-size: .7em; }
  #viewer-original .icon { inline-size: 15px; block-size: 15px; }
  .map-wrap { background: var(--panel); border: 1px solid var(--rule); border-radius: 14px; max-inline-size: 850px; margin-inline: auto; overflow: hidden; }
  .map-wrap svg { inline-size: 100%; block-size: auto; }
  .map-region { fill: var(--page); stroke: var(--line); stroke-width: 1; }
  .map-grid { stroke: var(--line); stroke-width: .5; opacity: .25; }
  .map-marker { fill: var(--accent); stroke: var(--page); stroke-width: 2; }
  .map-label { fill: var(--muted); font: 13px system-ui; }
  .map-note { padding: 20px; font-size: .7em; color: var(--muted); }
  .map-legend { display: flex; flex-wrap: wrap; gap: 8px; padding-block-start: 20px; }
  #app .map-legend button { font-size: .75em; }
  @container card (max-width: 230px) { .card-topline { flex-wrap: wrap; } .card-caption { padding: 14px 12px; } #app .card-caption h2 { font-size: .8em; } .caption-meta { flex-wrap: wrap; } }
  @media (max-width: 760px) { .brand span { font-size: .8em; } #app .brand small { display: none; } .brand img { inline-size: 30px; block-size: 30px; } .brand { gap: 8px; } #app .primary { font-size: .7em; padding: 8px 10px; } .primary .icon { inline-size: 16px; block-size: 16px; } .views a { padding: 8px; } .collection-notes { grid-template-columns: 1fr; gap: 26px; } .site-footer { gap: 12px; } .viewer-toolbar,.viewer-bottom { padding: 16px; flex-wrap: wrap; } .viewer-toolbar>div { max-inline-size: 80%; } #viewer-time { flex: 1; } #viewer-original { order: 4; inline-size: 100%; justify-content: center; } .control-strip .time-zone { inline-size: 100%; justify-content: end; } .collection-stats { flex-wrap: wrap; row-gap: 10px; } }
  @media (max-width: 400px) { .header { gap: 8px; } .header-brand { flex-basis: 100%; } .header-actions { position: absolute; inset: 12px 16px auto auto; } .brand span { max-inline-size: 100px; } .brand img { display: none; } #app .primary { max-inline-size: 145px; white-space: normal; text-align: start; } .toolbar-tools { flex-wrap: wrap; } .search { max-inline-size: none; } .date-controls { flex-wrap: wrap; } }
  @keyframes rotate { to { rotate: 360deg; } }
}
@layer utilities {
  [hidden] { display: none !important; }
  .sr-only { position: absolute; inline-size: 1px; block-size: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .skip { position: fixed; inset-block-start: -100px; inset-inline-start: 16px; z-index: 100; padding: 14px; background: var(--panel); border: 1px solid var(--accent); }
  .skip:focus { inset-block-start: 12px; }
  .mobile-close { display: none !important; }
  .rail-backdrop { position: fixed; inset: var(--header-height) 0 0; z-index: 40; border: 0; border-radius: 0; background: #0009; }
  sdou-preferences-center { position: fixed; inset: auto max(16px,env(safe-area-inset-right)) max(16px,env(safe-area-inset-bottom)) auto; z-index: 50; }
  .notice { padding: 18px; border: 1px solid var(--rule); border-radius: 10px; margin-block-end: 20px !important; font-size: .875em; }
  @media(max-width:760px) { .mobile-close { display: inline-flex !important; } }
  @media(prefers-reduced-motion:reduce) { *,*::before,*::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }
  @media(forced-colors:active) { .camera-card,.filters button,.primary,.views { border: 1px solid CanvasText !important; } }
}
@layer components {
  .views a { min-inline-size: 0; white-space: normal; }
  .views a span { min-inline-size: 0; }
  @media(max-width:400px) {
    .header-brand { flex: 1 1 130px; }
    .header-actions { position: static; flex: 0 1 auto; }
    .brand span { max-inline-size: 140px; }
  }
}

/* Owner requested image workspace: no card chrome or decorative page spacing. */
@layer workspace {
  .header { min-block-size: 44px; padding: 0 6px; gap: 8px; border: 0; background: var(--page); backdrop-filter: none; }
  .header-brand,.header-actions { flex: initial; gap: 4px; }
  .brand { gap: 0; }
  .brand span { font-size: .75em; }
  .brand img,.brand small,.manual-label { display: none !important; }
  .views { border: 0; border-radius: 0; padding: 0; gap: 0; background: transparent; }
  .views a { padding: 6px 10px; border: 0; border-radius: 0; min-block-size: 44px; }
  .views [aria-current="page"] { box-shadow: none; background: var(--panel); }
  #app .primary { min-block-size: 36px; padding: 6px 9px; border: 0; border-radius: 3px; font-size: .7em; box-shadow: none; }
  #app .icon-button { min-block-size: 40px; }
  main { padding: 0; }
  .workspace { min-block-size: calc(100dvh - var(--header-height)); }
  .collection-intro,.collection-notes,.site-footer,.card-caption {
    position: absolute; inline-size: 1px; block-size: 1px; padding: 0; margin: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap;
  }
  /* Archive navigation remains in the drawer; hidden card links are not tab stops. */
  .card-caption .archive-link { display: none; }
  .collection-toolbar { padding: 0 6px; margin: 0; gap: 6px; border: 0; min-block-size: 40px; }
  .filters { gap: 0; padding: 0; margin: 0; }
  #app .filters button { padding: 5px 9px; border: 0; border-radius: 0; min-block-size: 36px; }
  .toolbar-tools { gap: 6px; flex: 0 1 auto; }
  .search { flex: 0 1 180px; }
  #app .search input,#app .density select { min-block-size: 32px; border: 0; padding-block: 4px; }
  .gallery,.gallery.compact,.gallery.large { gap: 0; }
  .camera-card { border: 0; border-radius: 0; background: #080b0e; box-shadow: none; transition: none; }
  .camera-card:has(.image-button:hover),.camera-card:focus-within { border: 0; box-shadow: none; }
  #app .camera-card figure { margin: 0; padding: 0; border: 0; }
  .image-expand { display: none; }
  #app .image-button { border: 0; border-radius: 0; margin: 0; padding: 0; }
  .status-row { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); margin: 0; }
  .status-row.has-feedback { position: fixed; inset: auto 56px 8px 8px; z-index: 35; inline-size: fit-content; max-inline-size: calc(100vw - 72px); block-size: auto; padding: 6px 10px; clip-path: none; background: var(--panel); }
  #capture-note { display: none; }
  .control-strip { margin: 0; padding: 4px 6px; gap: 8px; border: 0; border-radius: 0; }
  #app .control-strip :is(button,input,select) { min-block-size: 36px; padding: 4px 8px; border: 0; border-radius: 0; }
  .unavailable { border: 0; border-radius: 0; }
  #viewer { border: 0; border-radius: 0; }
  .viewer-toolbar,.viewer-bottom { padding: 6px 10px; }
  @media(max-width:760px) {
    .header { padding: 0 4px; gap: 0; }
    .header-brand { flex: 1 1 auto; }
    .header-actions { flex: 0 1 auto; position: static; }
    .views { inline-size: auto; order: initial; }
    .views a { gap: 0; padding: 6px 10px; }
    .views a .icon { display: none; }
    .brand { display: none; }
    .collection-toolbar { padding: 0 4px; }
    .toolbar-tools { inline-size: auto; justify-content: start; }
    .search { flex-basis: 150px; }
    .sidebar { border: 0; }
  }
  @media(max-width:400px) {
    .header-brand { flex: 0 0 auto; }
    .header-actions { margin-inline-start: auto; }
    .views a { padding: 6px 7px; font-size: .7em; }
    #app .primary { font-size: .65em; }
    #app .primary .icon { display: none; }
  }
}
@layer workspace {
  .collection-notes,.site-footer { display: none !important; }
  /* Reserve identical slots before decoding; full originals remain in the viewer. */
  .gallery,.gallery.compact,.gallery.large { display: grid; columns: auto; gap: 0; }
  .camera-card { inline-size: 100%; aspect-ratio: 4 / 3; min-block-size: 0; }
  #app .image-button { display: block; inline-size: 100%; block-size: 100%; }
  #app .image-button picture { display: block; inline-size: 100%; block-size: 100%; aspect-ratio: 4 / 3; }
  #app .image-button img { inline-size: 100%; block-size: 100%; aspect-ratio: 4 / 3; object-fit: cover; object-position: center bottom; }
  .unavailable { inline-size: 100%; block-size: 100%; min-block-size: 0; }
  .empty { grid-column: 1 / -1; }
}

@layer workspace {
  /* One desktop command strip, with a compact mobile disclosure. */
  .header { justify-content: start; }
  #menu-toggle { display: none; }
  #header-controls { display: flex; align-items: center; flex: 1; min-inline-size: 0; gap: 6px; }
  .header .brand { flex: 0 0 auto; }
  .header .views { flex: 0 0 auto; }
  .header .header-actions { order: 3; margin-inline-start: auto; }
  .header .collection-toolbar { flex: 1; flex-wrap: nowrap; min-inline-size: 0; padding: 0; }
  .header .filters { flex-wrap: nowrap; }
  .header .filters button { white-space: nowrap; }
  .header .toolbar-tools { min-inline-size: 0; }
  .header .search { min-inline-size: 70px; }
  .gallery,.gallery.compact,.gallery.large { grid-template-columns: repeat(var(--camera-columns,3),minmax(0,1fr)); }
  @media (min-width: 761px) and (max-width: 1250px) {
    .header .brand { display: none; }
    .header .views a { padding-inline: 6px; }
    .header .filters button { padding-inline: 5px; font-size: .7em; }
    .header .search { flex-basis: 110px; }
    .header .density select { max-inline-size: 110px; }
  }
  @media (max-width: 760px) {
    .header { min-block-size: 44px; justify-content: end; }
    #app #menu-toggle { display: inline-flex; align-items: center; justify-content: center; inline-size: 44px; block-size: 44px; padding: 10px; border: 0; background: transparent; }
    .header .brand { display: none; }
    #header-controls { display: none; position: absolute; inset: 100% 0 auto; padding: 8px; background: var(--page); max-block-size: calc(100dvh - 44px); overflow: auto; }
    .controls-open #header-controls { display: flex; flex-wrap: wrap; }
    .header .views { flex: 1; }
    .header .header-actions { order: initial; margin-inline-start: 0; }
    .header .collection-toolbar { flex: 1 0 100%; flex-wrap: wrap; }
    .header .toolbar-tools { inline-size: 100%; }
    .header .search { flex: 1; }
    .gallery,.gallery.large { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .gallery.compact { grid-template-columns: repeat(var(--camera-columns,3),minmax(0,1fr)); }
  }
  @media (max-width: 540px) {
    .gallery,.gallery.large { grid-template-columns: minmax(0,1fr); }
    .gallery.compact { grid-template-columns: repeat(2,minmax(0,1fr)); }
  }
}

@layer workspace {
  .header { transition: transform 180ms var(--ease); }
  .header.scroll-hidden { transform: translateY(-100%); }
  .header:focus-within { transform: none; }
  .header sdou-preferences-center { position: static; inset: auto; flex: 0 0 44px; inline-size: 44px; block-size: 44px; margin-inline-start: auto; z-index: auto; }
  .header #header-controls { flex: 1; }
  .header .collection-toolbar { justify-content: space-between; }
}

@layer workspace {
  :root { --header-height: 48px; }
  .header { min-block-size: 48px; block-size: 48px; }
  .header .brand span { font-size: calc(.75em + 4px); }
  #app .header .views a { font-size: calc(.75em + 4px); min-block-size: 48px; white-space: nowrap; }
  #app .header .filters button, #app .header .search input { font-size: calc(.7em + 4px); }
  .header .collection-toolbar { justify-content: start; gap: 16px; }
  .header .toolbar-tools { flex: 1 1 720px; max-inline-size: 720px; }
  .header .search { flex: 1 1 720px; max-inline-size: 720px; }
  @media (min-width: 761px) and (max-width: 1000px) {
    .header .views a { padding-inline: 8px; }
    .header .views a span { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); }
    .header .collection-toolbar { gap: 8px; }
  }
  @media (max-width: 760px) {
    .header .toolbar-tools { flex-basis: 100%; }
  }
}
@layer workspace {
  .header .filters { flex: 0 0 auto; }
  @media (max-width: 760px) { .header .filters { flex: 1 1 100%; flex-wrap: wrap; } }
}

@layer workspace {
  #archive-tree { padding-block-end: 20px; }
  #app .archive-camera-title { font-size: 1rem; line-height: 1.5; padding: 12px 0; }
  #archive-tree details { padding-inline-start: 10px; border-inline-start: 1px solid var(--rule); margin-block: 6px; }
  #archive-tree summary { padding: 8px 2px; cursor: pointer; font-size: .85rem; }
  #archive-tree summary span { color: var(--muted); font-size: .75rem; }
  #app #archive-tree button { display: block; inline-size: 100%; min-block-size: 36px; padding: 6px 8px; text-align: start; border: 0; border-radius: 0; background: transparent; font-size: .8rem; }
  #app #archive-tree button:hover,#app #archive-tree [aria-pressed="true"] { background: var(--hover); }
  .timeline-image { font-variant-numeric: tabular-nums; }
  .timeline-empty { font-size: .85rem; color: var(--muted); }
  #archive-heading { font-size: .85rem; flex: 1 0 100%; padding-block: 6px; }
  .archive-time { position: absolute; inset: auto 0 0; padding: 4px 6px; color: #fff; background: #000b; font: 12px/1.5 ui-sans-serif,system-ui,sans-serif; }
  .camera-archive .control-strip { flex-wrap: wrap; }
  .camera-archive .rail-foot { display: none; }
}

@layer workspace {
 .camera-card { position: relative; }
 #app .camera-favourite { position: absolute; inset: 4px 4px auto auto; z-index: 3; display: grid; place-items: center; inline-size: 32px; block-size: 32px; min-block-size: 32px; padding: 0; border: 0; border-radius: 50%; background: #09151fbb; color: #fff; font-size: 22px; opacity: 0; }
 .camera-card:hover .camera-favourite,.camera-card:focus-within .camera-favourite,#app .camera-favourite[aria-pressed=true] { opacity: 1; }
 .user-retrieved { position: absolute; inset: 4px auto auto 4px; z-index: 2; padding: 3px 6px; background: #09151fe8; color: #fff; font: 11px/1.5 system-ui,sans-serif; pointer-events: none; }
 @media(hover:none) { #app .camera-favourite { opacity: 1; } }
}

@layer workspace {
 :root { --footer-height: 30px; }
 .product-credit { min-block-size: var(--footer-height); padding: 6px 12px; text-align: center; font: 12px/18px system-ui,sans-serif; color: var(--muted); background: var(--page); }
 .product-credit a { text-decoration: underline; text-underline-offset: 3px; }
}