/* Marco-Map demo — shared stylesheet
   Visual direction: library digital-collection reading room. Paper, ink, one accent (seal-ink
   vermilion) reserved for markers and the active state. Serif for reading, sans for controls. */

:root {
  --paper: #f7f4ee;
  --paper-2: #efeae0;
  --ink: #1e1b17;
  --ink-2: #4a453e;
  --ink-3: #7d766c;
  --rule: #d6cfc2;
  --rule-2: #b9b0a0;
  --accent: #b3402a;        /* 朱砂 seal-ink vermilion */
  --accent-2: #8d301e;
  --accent-wash: rgba(179, 64, 42, 0.12);
  --focus: #2b5c8a;
  --serif: "Source Serif 4", "Noto Serif TC", "Songti TC", "SimSun", Georgia, serif;
  --serif-zh: "Noto Serif TC", "Source Serif 4", "Songti TC", "SimSun", serif;
  --sans: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --fs-0: 0.8125rem;   /* 13px controls, captions */
  --fs-1: 0.9375rem;   /* 15px UI text */
  --fs-2: 1.0625rem;   /* 17px reading text */
  --fs-3: 1.375rem;    /* 22px headings */
  --fs-4: 1.875rem;    /* 30px titles */
  --topbar-h: 56px;
  --index-w: 300px;
  --panel-w: 400px;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: var(--fs-2);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
:lang(zh) { font-family: var(--serif-zh); }
a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--rule-2); text-underline-offset: 0.15em; }
a:hover { text-decoration-color: var(--accent); }
h1, h2, h3 { font-weight: 500; line-height: 1.2; margin: 0; }
p { margin: 0 0 0.9em; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 1rem 0; }
small, .muted { color: var(--ink-3); }
.sans { font-family: var(--sans); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
kbd {
  font-family: var(--sans); font-size: 0.75em; padding: 0 0.35em; border: 1px solid var(--rule-2);
  border-bottom-width: 2px; border-radius: 3px; background: var(--paper-2); color: var(--ink-2);
}

/* ---------- Controls ---------- */
.btn {
  font-family: var(--sans); font-size: var(--fs-0); line-height: 1;
  padding: 0.5rem 0.7rem; border: 1px solid var(--rule-2); background: var(--paper);
  color: var(--ink); cursor: pointer; border-radius: 2px; white-space: nowrap;
}
.btn:hover { border-color: var(--ink-3); background: var(--paper-2); }
.btn:active { background: var(--rule); }
.btn[aria-pressed="true"], .btn.is-active { border-color: var(--accent); color: var(--accent-2); background: var(--accent-wash); }
.btn:disabled { opacity: 0.45; cursor: default; }
.btn-group { display: inline-flex; }
.btn-group .btn + .btn { margin-left: -1px; }
.btn:focus-visible, a:focus-visible, [tabindex]:focus-visible, select:focus-visible, input:focus-visible {
  outline: 2px solid var(--focus); outline-offset: 2px;
}
select.select {
  font-family: var(--sans); font-size: var(--fs-0); padding: 0.45rem 0.5rem; border: 1px solid var(--rule-2);
  background: var(--paper); color: var(--ink); border-radius: 2px; max-width: 100%;
}
input[type="range"] { accent-color: var(--accent); }

/* ---------- Top bar ---------- */
/* One row while the title (at least 8rem of it) fits beside the controls; on narrower windows the
   controls wrap onto a second row rather than running off the edge. */
.topbar {
  min-height: var(--topbar-h); display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem 1rem; padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--rule); background: var(--paper); position: relative; z-index: 20;
}
.topbar .brand { font-family: var(--sans); font-size: var(--fs-0); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); text-decoration: none; white-space: nowrap; }
.topbar .title { display: flex; align-items: baseline; gap: 0.6rem; min-width: 8rem; flex: 1 1 0; }
.topbar .title .zh { font-size: var(--fs-3); font-family: var(--serif-zh); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: none; max-width: 100%; }
.topbar .title .en { font-size: var(--fs-1); color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar .spacer { display: none; }  /* the controls' auto margin pushes them right */
.topbar .controls { display: flex; flex-wrap: wrap; justify-content: flex-end; align-items: center; gap: 0.6rem; flex: 0 1 auto; margin-left: auto; }
.topbar #tourStatus { white-space: nowrap; min-width: 3.6rem; text-align: center; }

/* ---------- Viewer layout ---------- */
.viewer-page { height: 100%; display: flex; flex-direction: column; }
.workspace { flex: 1; display: grid; grid-template-columns: var(--index-w) 1fr var(--panel-w); min-height: 0; }
.workspace.panel-closed { grid-template-columns: var(--index-w) 1fr 0; }
.index, .reading { background: var(--paper); min-height: 0; overflow: auto; }
.index { border-right: 1px solid var(--rule); }
.reading { border-left: 1px solid var(--rule); }
.workspace.panel-closed .reading { display: none; }
.stage { position: relative; min-width: 0; background: #2a2622; }
#osd { position: absolute; inset: 0; }
#osd canvas { outline: none; }

/* index (left) */
.index-head { padding: 0.9rem 1rem 0.6rem; border-bottom: 1px solid var(--rule); position: sticky; top: 0; background: var(--paper); z-index: 2; }
.index-head h2 { font-size: var(--fs-0); font-family: var(--sans); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 0.5rem; }
.index-list { list-style: none; margin: 0; padding: 0.4rem 0; }
.index-list li { display: grid; grid-template-columns: 2rem 1fr; gap: 0.5rem; padding: 0.55rem 1rem; cursor: pointer; border-left: 3px solid transparent; }
.index-list li:hover { background: var(--paper-2); }
.index-list li.is-active { border-left-color: var(--accent); background: var(--accent-wash); }
.index-list li.is-hidden { display: none; }
.index-list .num { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); padding-top: 0.2rem; }
.index-list .zh { font-family: var(--serif-zh); font-size: var(--fs-2); line-height: 1.3; }
.index-list .en { font-size: var(--fs-0); font-family: var(--sans); color: var(--ink-2); }
.index-list .cat { font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); margin-left: 0.4rem; }
.index-foot { padding: 0.8rem 1rem 1.2rem; border-top: 1px solid var(--rule); font-size: var(--fs-0); font-family: var(--sans); color: var(--ink-3); }
.index-list li.index-group { display: block; padding: 0.9rem 1rem 0.2rem; font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); cursor: default; border-left: 3px solid transparent; }
.index-list li.index-group:hover { background: none; }

/* reading panel (right) */
.reading-inner { padding: 1rem 1.25rem 2rem; }
/* stays at the top of the panel while its text scrolls, so Close is always in reach */
.reading .eyebrow { font-family: var(--sans); font-size: var(--fs-0); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; position: sticky; top: 0; z-index: 1; background: var(--paper); margin: -0.4rem 0 0; padding: 0.4rem 0; }
.reading .eyebrow .close, .help .close { border: 0; background: none; font-family: var(--sans); font-size: var(--fs-0); cursor: pointer; color: var(--ink-3); padding: 0.2rem 0.4rem; white-space: nowrap; flex: none; }
.help .close { float: right; margin: -0.4rem -0.5rem 0 0; }
@media (pointer: coarse) { .reading .eyebrow .close, .help .close { padding: 0.6rem 0.7rem; margin-right: -0.7rem; } }
.reading h2.zh { font-family: var(--serif-zh); font-size: var(--fs-4); margin-top: 0.3rem; }
.reading h3.en { font-size: var(--fs-3); font-weight: 400; color: var(--ink-2); margin-top: 0.2rem; margin-bottom: 0.8rem; }
.reading .actions { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 0.6rem 0 1rem; }
.tabs { display: flex; border-bottom: 1px solid var(--rule); margin-bottom: 0.9rem; }
.tabs button { font-family: var(--sans); font-size: var(--fs-0); background: none; border: 0; border-bottom: 2px solid transparent; padding: 0.5rem 0.7rem; margin-bottom: -1px; cursor: pointer; color: var(--ink-2); }
.tabs button[aria-selected="true"] { color: var(--accent-2); border-bottom-color: var(--accent); }
.tabpanel[hidden] { display: none; }
.original { font-family: var(--serif-zh); font-size: 1.25rem; line-height: 1.9; white-space: pre-wrap; }
.original.vertical { writing-mode: vertical-rl; text-orientation: mixed; height: 22rem; max-width: 100%; overflow-x: auto; line-height: 2.1; padding-bottom: 0.5rem; }
.original.latin { font-family: var(--serif); font-size: 1.1rem; font-style: italic; }
.translation { font-size: var(--fs-2); }
.commentary { font-size: var(--fs-2); }
.source { font-size: var(--fs-0); font-family: var(--sans); color: var(--ink-2); }
.source ol { padding-left: 1.2rem; margin: 0; }
.source li + li { margin-top: 0.4rem; }
.catalogue { margin-top: 1.4rem; border-top: 1px solid var(--rule); padding-top: 0.8rem; font-family: var(--sans); font-size: var(--fs-0); }
.catalogue dl { display: grid; grid-template-columns: 7rem 1fr; gap: 0.25rem 0.6rem; margin: 0; }
.catalogue dt { color: var(--ink-3); }
.catalogue dd { margin: 0; }
.reading .placeholder { color: var(--ink-3); font-style: italic; }
.reading .note { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); border-left: 2px solid var(--rule-2); padding-left: 0.6rem; margin: 0.8rem 0; }

/* ---------- Overlays on the map ---------- */
.pin {
  position: absolute; width: 26px; height: 26px; margin: -13px 0 0 -13px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--accent); color: var(--accent-2);
  font-family: var(--sans); font-size: 12px; font-weight: 600; line-height: 22px; text-align: center;
  cursor: pointer; box-shadow: 0 0 0 2px rgba(255,255,255,0.35); user-select: none;
}
.pin:hover, .pin.is-active { background: var(--accent); color: #fff; }
.pin.is-dim { opacity: 0.35; }
/* pins above the translated labels, which would otherwise cover the pins added before them */
.pin { z-index: 2; }
.pin.is-active { z-index: 3; }
.region { position: absolute; border: 1.5px solid rgba(179, 64, 42, 0.85); background: rgba(179, 64, 42, 0.06); pointer-events: none; }
.region.is-active { border-width: 2px; background: rgba(179, 64, 42, 0.12); box-shadow: 0 0 0 1px rgba(255,255,255,0.4); }
.label-ovl {
  position: absolute; pointer-events: none; font-family: var(--sans); font-size: 12px; line-height: 1.25;
  padding: 3px 6px; background: rgba(247, 244, 238, 0.92); color: var(--ink); border-left: 3px solid var(--accent);
  white-space: nowrap; margin-bottom: 3px; z-index: 1;
}
.hidden { display: none !important; }

.tooltip {
  position: absolute; z-index: 30; pointer-events: none; background: var(--ink); color: var(--paper);
  font-family: var(--sans); font-size: var(--fs-0); padding: 0.35rem 0.55rem; border-radius: 2px; max-width: 260px;
}
.tooltip .zh { font-family: var(--serif-zh); font-size: 1rem; display: block; }

/* stage chrome */
.stage-bar {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 5; display: flex; align-items: center; gap: 0.75rem;
  padding: 0.45rem 0.75rem; background: rgba(247, 244, 238, 0.94); border-top: 1px solid var(--rule);
  font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-2);
}
.stage-bar .spacer { flex: 1; }
.stage-bar label { display: inline-flex; align-items: center; gap: 0.4rem; }
.stage-note { position: absolute; top: 0.6rem; left: 0.75rem; z-index: 5; font-family: var(--sans); font-size: var(--fs-0); color: var(--paper); background: rgba(30, 27, 23, 0.72); padding: 0.3rem 0.55rem; border-radius: 2px; }
.author-hint { position: absolute; top: 0.6rem; right: 0.75rem; z-index: 6; font-family: var(--sans); font-size: var(--fs-0); color: #fff; background: var(--accent-2); padding: 0.35rem 0.6rem; border-radius: 2px; }
.author-box { position: absolute; border: 2px dashed var(--accent); background: rgba(179,64,42,0.15); pointer-events: none; z-index: 6; }
.toast { position: absolute; left: 50%; bottom: 3.2rem; transform: translateX(-50%); z-index: 40; font-family: var(--sans); font-size: var(--fs-0); background: var(--ink); color: var(--paper); padding: 0.5rem 0.8rem; border-radius: 2px; opacity: 0; transition: opacity 0.2s; }
.toast.is-on { opacity: 1; }

/* help popover */
.help { position: absolute; top: calc(var(--topbar-h) + 8px); right: 1rem; z-index: 50; width: 320px; background: var(--paper); border: 1px solid var(--rule-2); padding: 1rem 1.1rem; font-family: var(--sans); font-size: var(--fs-0); box-shadow: 0 6px 24px rgba(0,0,0,0.12); }
.help h3 { font-family: var(--sans); font-size: var(--fs-0); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 0.6rem; }
.help table { border-collapse: collapse; width: 100%; }
.help td { padding: 0.2rem 0; vertical-align: top; }
.help td:first-child { width: 6rem; }

/* OpenSeadragon navigator: bottom-left, above the control bar, clear of the top corners where titles usually sit */
.navigator { border: 1px solid var(--rule-2) !important; background: rgba(247,244,238,0.9) !important; bottom: 52px !important; left: 10px !important; }

/* ---------- Catalogue (index.html) ---------- */
.page { max-width: 68rem; margin: 0 auto; padding: 2.5rem 1.25rem 4rem; }
.masthead { border-bottom: 1px solid var(--rule); padding-bottom: 1.2rem; margin-bottom: 2rem; }
.masthead .kicker { font-family: var(--sans); font-size: var(--fs-0); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 0.5rem; }
.masthead h1 { font-size: var(--fs-4); }
.masthead p.lede { font-size: var(--fs-2); color: var(--ink-2); max-width: 46rem; margin-top: 0.8rem; }
.catalogue-list { list-style: none; margin: 0; padding: 0; }
.catalogue-list li { display: grid; grid-template-columns: 180px 1fr; gap: 1.5rem; padding: 1.5rem 0; border-bottom: 1px solid var(--rule); }
.catalogue-list img { width: 100%; height: auto; border: 1px solid var(--rule-2); background: var(--paper-2); }
.catalogue-list .zh { font-family: var(--serif-zh); font-size: var(--fs-3); }
.catalogue-list .en { font-size: var(--fs-2); color: var(--ink-2); }
.catalogue-list .meta { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); margin: 0.4rem 0 0.7rem; }
.catalogue-list .desc { max-width: 46rem; }
.catalogue-list .links { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.7rem; }
.section-title { font-family: var(--sans); font-size: var(--fs-0); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); margin: 2.5rem 0 0.8rem; }
.feature-table { border-collapse: collapse; width: 100%; font-size: var(--fs-1); }
.feature-table th, .feature-table td { text-align: left; padding: 0.5rem 0.6rem 0.5rem 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.feature-table th { font-family: var(--sans); font-size: var(--fs-0); font-weight: 500; color: var(--ink-3); }
.footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); }

/* ---------- Story (story.html) ---------- */
.story-page { min-height: 100%; }
/* the top bar stays put and the map fills the rest of the window, so its caption is never below the fold */
.story-page .topbar { position: sticky; top: 0; }
.story { display: grid; grid-template-columns: minmax(20rem, 34rem) 1fr; }
/* a section is shown while it crosses a band at 42-52% of the window's height (js/story.js). The
   space below the last one is sized so that scrolling to the very end leaves it in that band, so
   it is shown even after a jump to the end (End key, a fling) that skips the scroll in between. */
.story .text { padding: 2rem 2.5rem 45vh; }
.story .text .kicker { font-family: var(--sans); font-size: var(--fs-0); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.story .text h1 { font-size: var(--fs-4); margin: 0.4rem 0 0.2rem; }
.story .text h1 .zh { font-family: var(--serif-zh); display: block; }
.story .text .byline { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); margin-bottom: 2rem; }
.story section { padding: 1.4rem 0; border-top: 1px solid var(--rule); }
.story section h2 { font-size: var(--fs-3); margin-bottom: 0.5rem; }
.story section h2 .zh { font-family: var(--serif-zh); margin-right: 0.5rem; }
.story section .orig { font-family: var(--serif-zh); font-size: 1.15rem; line-height: 1.9; color: var(--ink-2); border-left: 2px solid var(--accent); padding-left: 0.8rem; margin: 0.8rem 0; }
.story section.is-current h2 { color: var(--accent-2); }
.story .stage-wrap { position: sticky; top: var(--topbar-h); height: calc(100vh - var(--topbar-h)); background: #2a2622; }
.story .stage-wrap #osd { position: absolute; inset: 0; }
.story .stage-wrap .caption { position: absolute; left: 0; right: 0; bottom: 0; padding: 0.5rem 0.9rem; background: rgba(247,244,238,0.94); border-top: 1px solid var(--rule); font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-2); }
.story .end { margin-top: 2rem; font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  :root { --index-w: 240px; --panel-w: 340px; }
}
@media (max-width: 768px) {
  .story-page .topbar { position: relative; }
  .story { grid-template-columns: 1fr; }
  .story .stage-wrap { position: sticky; top: 0; height: 48vh; }
  .story .text { padding: 1.25rem 1rem 30vh; order: 2; }  /* the band on phones is at 55-65% */
  .story .stage-wrap { order: 1; }
  .catalogue-list li { grid-template-columns: 1fr; }
  .catalogue-list img { max-width: 220px; }
}
@media (prefers-reduced-motion: reduce) {
  .toast { transition: none; }
}

/* index hidden on desktop via the Index button */
.workspace.index-hidden { grid-template-columns: 0 1fr var(--panel-w); }
.workspace.index-hidden.panel-closed { grid-template-columns: 0 1fr 0; }
.workspace.index-hidden .index { display: none; }

/* Latin titles and labels (the zh rules above set the Chinese ones) */
.topbar .title .la { font-size: var(--fs-2); font-style: italic; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 0 1 auto; max-width: 50%; }
.index-list .la { font-style: italic; font-size: var(--fs-1); line-height: 1.3; }
.reading h2.la { font-size: var(--fs-3); font-style: italic; margin-top: 0.3rem; }
.tooltip .la { font-style: italic; display: block; }
.catalogue-list .la { font-size: var(--fs-3); font-style: italic; }

/* Maps from the collection carry no annotations: no index, tour or label layer */
.no-annotations #tourGroup, .no-annotations #tourStatus, .no-annotations #indexToggle,
.no-annotations #labelsToggle, .no-annotations .opacity-ctl { display: none; }
.no-annotations .workspace { grid-template-columns: 0 1fr var(--panel-w); }
.no-annotations .workspace.panel-closed { grid-template-columns: 0 1fr 0; }
.no-annotations .index { display: none; }
/* keep the stage and panel in their columns when the index column is empty */
.stage { grid-column: 2; }
.reading { grid-column: 3; }

/* ---------- Collection grid (index.html) ---------- */
.collection-tools { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; margin-bottom: 1rem; font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); }
.collection-tools input[type="search"] { font-family: var(--sans); font-size: var(--fs-1); padding: 0.45rem 0.6rem; border: 1px solid var(--rule-2); background: var(--paper); color: var(--ink); border-radius: 2px; width: min(22rem, 100%); }
.collection-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr)); gap: 1.25rem 1rem; }  /* two columns on a phone */
.collection-grid a { display: block; text-decoration: none; color: inherit; }
.collection-grid .thumb { aspect-ratio: 4 / 3; background: var(--paper-2); border: 1px solid var(--rule); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.collection-grid img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
.collection-grid a:hover .thumb { border-color: var(--accent); }
.collection-grid .year { font-family: var(--sans); font-size: var(--fs-0); color: var(--accent-2); margin-top: 0.45rem; }
.collection-grid .who { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-2); }
.collection-grid .what { font-size: var(--fs-1); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.collection-grid .from { font-family: var(--sans); font-size: 0.75rem; color: var(--ink-3); }
.collection-grid li.is-hidden { display: none; }
/* the map menu lists the whole collection; keep it from crowding out the title */
#mapSelect { max-width: 15rem; }
/* narrow stages: keep the credit on one line instead of spilling over the reading panel */
.stage-bar { overflow: hidden; }
#credit { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tabs { flex-wrap: wrap; }
.catalogue dd { overflow-wrap: anywhere; }

/* Russian titles and labels: upright serif (the Latin ones are italic) */
.topbar .title .ru { font-size: var(--fs-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 0 1 auto; max-width: 50%; }
.index-list .ru { font-size: var(--fs-1); line-height: 1.3; }
.reading h2.ru { font-size: var(--fs-3); margin-top: 0.3rem; }
.tooltip .ru { display: block; }
.original.ru { font-family: var(--serif); font-size: 1.15rem; }
.reading .review-badge { font-family: var(--sans); font-size: var(--fs-0); padding: 0.35rem 0.6rem; border-radius: 2px; margin: 0 0 0.9rem; background: var(--paper-2); color: var(--ink-2); }
.reading .review-badge.st-accepted, .reading .review-badge.st-corrected, .reading .review-badge.st-added { background: rgba(47, 125, 79, 0.12); color: #24603d; }
.reading .review-badge.st-disputed { background: rgba(194, 124, 14, 0.14); color: #7a4d06; }

/* ---------- Review mode (review.html) ---------- */
.review-page { --panel-w: 470px; --index-w: 290px; --st-accepted: #2f7d4f; --st-corrected: #2b5c8a; --st-disputed: #c27c0e; --st-added: #6b4fa0; }
.reviewer-name { display: inline-flex; align-items: center; gap: 0.35rem; font-size: var(--fs-0); color: var(--ink-3); }
.reviewer-name input { font-family: var(--sans); font-size: var(--fs-0); padding: 0.4rem 0.5rem; border: 1px solid var(--rule-2); background: var(--paper); width: 9rem; border-radius: 2px; }
.queue-tools { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.q-top { display: flex; align-items: center; gap: 0.4rem; font-family: var(--sans); font-size: 0.7rem; color: var(--ink-3); }
.q-no { letter-spacing: 0.04em; }
.st-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--ink-3); background: transparent; flex: none; }
.st-dot.st-accepted { background: var(--st-accepted); border-color: var(--st-accepted); }
.st-dot.st-corrected { background: var(--st-corrected); border-color: var(--st-corrected); }
.st-dot.st-disputed { background: var(--st-disputed); border-color: var(--st-disputed); }
.st-dot.st-added { background: var(--st-added); border-color: var(--st-added); }
.legend { display: inline-flex; align-items: center; gap: 0.35rem; color: var(--ink-3); }
.legend .st-dot { margin-left: 0.4rem; }
.conf { font-family: var(--sans); font-size: 0.68rem; letter-spacing: 0.05em; text-transform: uppercase; padding: 0.05rem 0.35rem; border-radius: 2px; background: var(--paper-2); color: var(--ink-2); }
.conf-low { background: rgba(179, 64, 42, 0.14); color: var(--accent-2); }
.conf-medium { background: rgba(194, 124, 14, 0.14); color: #7a4d06; }
.region.st-accepted { border-color: var(--st-accepted); background: rgba(47, 125, 79, 0.08); }
.region.st-corrected { border-color: var(--st-corrected); background: rgba(43, 92, 138, 0.08); }
.region.st-disputed { border-color: var(--st-disputed); background: rgba(194, 124, 14, 0.1); }
.region.st-added { border-color: var(--st-added); background: rgba(107, 79, 160, 0.08); }
.region.is-approx { border-style: dashed; }
.pin.st-accepted { border-color: var(--st-accepted); color: var(--st-accepted); }
.pin.st-corrected { border-color: var(--st-corrected); color: var(--st-corrected); }
.pin.st-disputed { border-color: var(--st-disputed); color: #7a4d06; }
.review-panel .rv-head { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; margin: 0.5rem 0 0.8rem; }
.rv-status { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); }
.rv-status.st-accepted { color: var(--st-accepted); }
.rv-status.st-corrected { color: var(--st-corrected); }
.rv-status.st-disputed { color: #7a4d06; }
.rv-status.st-added { color: var(--st-added); }
.review-panel details.machine { border: 1px solid var(--rule); background: var(--paper-2); padding: 0.5rem 0.75rem; margin-bottom: 1rem; }
.review-panel details.machine summary, .review-panel details.rv-history summary { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); cursor: pointer; letter-spacing: 0.05em; text-transform: uppercase; }
.review-panel details.machine .original { font-size: 1.1rem; line-height: 1.6; margin-top: 0.5rem; }
.review-panel .mach-exp { font-family: var(--serif); color: var(--ink-2); margin: 0.4rem 0; }
.rv-form { display: grid; gap: 0.6rem; }
.rv-field { display: grid; gap: 0.2rem; }
.rv-label { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-3); }
.rv-hint { font-family: var(--sans); font-size: 0.72rem; color: var(--ink-3); }
.rv-field textarea, .rv-field input[type="text"] { font-family: var(--serif); font-size: 1.05rem; line-height: 1.5; padding: 0.4rem 0.5rem; border: 1px solid var(--rule-2); background: #fffdf8; color: var(--ink); border-radius: 2px; width: 100%; resize: vertical; }
.rv-field textarea:focus, .rv-field input[type="text"]:focus { outline: 2px solid var(--focus); outline-offset: 0; }
.palette { display: flex; flex-wrap: wrap; gap: 0.25rem; margin: -0.2rem 0 0.2rem; }
.palette .btn.key { font-family: var(--serif); font-size: 1rem; padding: 0.25rem 0.45rem; min-width: 2rem; }
.rv-region { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin: 0.9rem 0; font-family: var(--sans); font-size: var(--fs-0); }
.rv-approx { color: var(--accent-2); }
.btn.primary { border-color: var(--ink-2); background: var(--ink); color: var(--paper); }
.btn.primary:hover { background: var(--ink-2); }
.btn.primary:disabled { background: var(--paper); color: var(--ink); border-color: var(--rule-2); }
.btn.primary-soft { border-color: var(--accent); color: var(--accent-2); }
.btn.warn { border-color: var(--st-disputed); color: #7a4d06; }
.btn.link { border: 0; background: none; text-decoration: underline; color: var(--ink-3); }
.rv-actions { margin-top: 0.4rem; }
.reading .note.warn { border-left-color: var(--st-disputed); color: #7a4d06; }
.review-panel details.rv-history { margin-top: 1rem; }
.review-panel details.rv-history ol { font-family: var(--sans); font-size: var(--fs-0); color: var(--ink-2); padding-left: 1.2rem; margin: 0.5rem 0 0; }
.review-page .help { width: 380px; }
.review-page .help p { margin: 0.4rem 0 0.7rem; }
@media (max-width: 1100px) { .review-page { --panel-w: 400px; --index-w: 240px; } .legend { display: none; } }
.review-page.drawing .pin { pointer-events: none; }
.review-page.drawing #osd { cursor: crosshair; }
/* maps from demo/private/, listed only when the site runs locally */
.catalogue-list li.is-local { background: rgba(194, 124, 14, 0.06); box-shadow: -1.25rem 0 0 rgba(194, 124, 14, 0.06), 1.25rem 0 0 rgba(194, 124, 14, 0.06); }
.local-badge { display: inline-block; font-family: var(--sans); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: #7a4d06; background: rgba(194, 124, 14, 0.16); padding: 0.15rem 0.45rem; border-radius: 2px; margin-bottom: 0.4rem; }
/* the viewer does not draw approximate boxes (review mode shows them dashed, to be redrawn) */
body:not(.review-page) .region.is-approx { display: none !important; } /* OpenSeadragon sets display inline on overlays */
/* French titles and labels, styled like the Latin ones */
.topbar .title .fr { font-size: var(--fs-2); font-style: italic; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 0 1 auto; max-width: 50%; }
.index-list .fr { font-style: italic; font-size: var(--fs-1); line-height: 1.3; }
.reading h2.fr { font-size: var(--fs-3); font-style: italic; margin-top: 0.3rem; }
.tooltip .fr { font-style: italic; display: block; }
.catalogue-list .fr { font-size: var(--fs-3); font-style: italic; }

/* ---------- Phones (the same query is PHONE in js/viewer.js) ----------
   The reading panel takes its own part of the screen, below the map (beside it when the phone is
   held sideways), instead of lying over the map: the region being read, the zoom buttons and the
   overview stay in sight, and the map is fitted to the part of the screen it has. */
@media (max-width: 768px), (max-height: 500px) and (pointer: coarse) {
  .topbar { gap: 0.4rem 0.6rem; padding: 0.45rem 0.75rem; }
  .topbar .title { flex: 1 1 0; min-width: 0; }  /* beside the brand, cut short if need be */
  .topbar .title .en { display: none; }
  .topbar .title .hidden + .en { display: inline; }  /* a map with an English title only */
  .topbar .title .zh { font-size: var(--fs-2); }
  .topbar .controls { width: 100%; justify-content: flex-start; gap: 0.4rem; margin-left: 0; }
  #mapSelect { flex: 1 1 9rem; min-width: 0; max-width: none; }
  .workspace, .workspace.panel-closed, .workspace.index-hidden, .workspace.index-hidden.panel-closed,
  .no-annotations .workspace, .no-annotations .workspace.panel-closed { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr); position: relative; }
  .workspace:not(.panel-closed), .no-annotations .workspace:not(.panel-closed) { grid-template-rows: minmax(0, 1fr) minmax(0, 1fr); }
  .stage { grid-column: 1; grid-row: 1; }
  .reading { grid-column: 1; grid-row: 2; border-left: 0; border-top: 1px solid var(--rule-2); }
  .index { display: none; }
  .index.is-open { display: block; position: absolute; inset: 0; z-index: 25; border-right: 0; }
  .stage-bar .opacity-ctl { display: none; }
  .help { left: 1rem; right: 1rem; width: auto; }
}
@media (max-height: 500px) and (pointer: coarse) {
  .workspace:not(.panel-closed), .no-annotations .workspace:not(.panel-closed) { grid-template-columns: minmax(0, 1fr) minmax(0, 45%); grid-template-rows: minmax(0, 1fr); }
  .reading { grid-column: 2; grid-row: 1; border-top: 0; border-left: 1px solid var(--rule); }
}
/* iOS zooms the page into any text field set smaller than 16px when it is focused (last in the file, to override the fields' own sizes) */
@media (pointer: coarse) {
  select.select, .collection-tools input[type="search"], .reviewer-name input { font-size: 16px; }
}