/* --- Variables & Reset --- */
:root {
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-gray-light: #f5f5f5;
  --color-gray-mid: #d1d1d1;
  --color-gray-dark: #666666;
  --color-accent: #D92121; /* Kassák Red */
  --color-accent-blue: #0056b3;
  --color-accent-blue-light: #739AC7;
  --color-accent-yellow: #FFD700;
  --color-accent-green: #89A478;
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Georgia", "Times New Roman", Times, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --container-width: 1200px;
  --spacing: 2rem;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-serif); /* Default to serif for reading */
  line-height: 1.6;
  font-size: 18px;
}

h1, h2, h3, h4, nav, .brand, .nav-links, button, input, footer, .metadata th {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* --- Layout --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

header {
  border-bottom: 4px solid var(--color-text);
  padding: 1rem 0;
  margin-bottom: 2rem;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
}

.brand {
  font-size: 1.8rem;
  text-decoration: none;
  color: var(--color-text);
  text-transform: uppercase;
  margin-right: 2rem;
  white-space: nowrap;
}

.brand span {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}

.nav-links a:hover {
  border-color: var(--color-accent);
}

main {
  min-height: 70vh;
}

footer {
  margin-top: 4rem;
  padding-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--color-gray-dark);
}

footer hr {
  border: 0;
  border-top: 1px solid var(--color-gray-mid);
  margin-bottom: 1rem;
}

/* --- Kiosk / Full-height Home Page --- */
.page-home {
  scroll-snap-type: y proximity;
}

.page-home header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: transparent;
  border-bottom: none;
  margin-bottom: 0;
}

.page-home .hero-full {
  height: 100vh;
  margin-bottom: 0;
  display: flex;
  align-items: center;
  scroll-snap-align: start;
}

.page-home main > .container:first-of-type {
  padding-top: 4rem;
  scroll-snap-align: start;
}

/* --- Hero & Index --- */
.hero-full {
  padding: 12rem 0 6rem 0;
  border-bottom: 12px solid var(--color-text);
  margin-bottom: 4rem;
  background-image: linear-gradient(135deg, var(--color-gray-light) 25%, transparent 25%),
                    linear-gradient(225deg, var(--color-gray-light) 25%, transparent 25%);
  background-size: 100px 100px;
  background-color: #fcfcfc;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.hero-logo-bg {
  position: absolute;
  top: 40px;
  left: 40px;
  width: 120px;
  height: 120px;
  opacity: 0.15;
  z-index: 0;
  filter: grayscale(1);
  transform: rotate(-10deg);
}

.hero-logo-bg img {
  width: 100%;
  height: 100%;
}

.hero-full::before {
  content: "";
  position: absolute;
  top: -40px;
  right: 15%;
  width: 180px;
  height: 180px;
  background: var(--color-accent-yellow);
  z-index: 0;
  transform: rotate(15deg);
}

.hero-full::after {
  content: "";
  position: absolute;
  bottom: 40px;
  left: 8%;
  width: 120px;
  height: 120px;
  background: var(--color-accent-blue);
  z-index: 0;
  border-radius: 50%;
}

.hero-full .container {
  position: relative;
  z-index: 1;
}

.hero-full h1 {
  font-size: 8rem;
  margin: 0 0 1.5rem 0;
  line-height: 0.9;
  text-transform: uppercase;
}

.hero-full h1 span {
  color: var(--color-accent);
}

.hero-description {
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-weight: 700;
  font-size: 1.2rem;
  margin: -1rem 0 3rem 0;
  letter-spacing: 0.05em;
}

.intro-text {
  font-size: 1.3rem;
  max-width: 900px;
  margin-bottom: 4rem;
}

.hero-full .quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.6rem;
  max-width: 900px;
  margin-bottom: 4rem;
  line-height: 1.4;
  color: var(--color-gray-dark);
  border-left: 8px solid var(--color-accent);
  padding-left: 2rem;
}

.hero-search {
  max-width: 800px;
}

.hero-corpora {
  margin-top: 4rem;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero-corpora a {
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.1rem;
  color: var(--color-text);
  border-bottom: 4px solid var(--color-accent);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.hero-corpora a:hover {
  color: var(--color-accent);
  border-color: var(--color-text);
}

.hero-search form {
  display: flex;
}

.hero-search input {
  flex: 1;
  padding: 1rem;
  font-size: 1.2rem;
  border: 4px solid var(--color-text);
  border-right: none;
  outline: none;
}

.hero-search button {
  padding: 0 2rem;
  background: var(--color-text);
  color: var(--color-bg);
  border: 4px solid var(--color-text);
  text-transform: uppercase;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.2s;
}

.hero-search button:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.corpus-search {
  margin: 2rem 0;
  width: 100%;
}

.corpus-search form {
  display: flex;
}

.corpus-search input {
  flex: 1;
  padding: 0.75rem;
  font-size: 1rem;
  border: 2px solid var(--color-text);
  border-right: none;
  outline: none;
}

.corpus-search button {
  padding: 0 1.5rem;
  background: var(--color-text);
  color: var(--color-bg);
  border: 2px solid var(--color-text);
  text-transform: uppercase;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.2s;
}

.corpus-search button:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

/* --- Cards --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
  margin: 3rem 0;
}

.card-grid-2x2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin: 3rem 0;
}

@media (max-width: 900px) {
  .card-grid-2x2 {
    grid-template-columns: 1fr;
  }
}

.card {
  border: 1px solid var(--color-text);
  padding: 0;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
  background: var(--color-bg);
  text-decoration: none;
  color: inherit;
  box-shadow: 4px 4px 0 var(--color-text);
}

.card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--color-text);
}

.card-header {
  background: var(--color-bg);
  color: var(--color-text);
  padding: 1rem;
  font-weight: bold;
  text-transform: uppercase;
  font-size: 0.9rem;
  border-bottom: none;
  position: relative;
}

/* Color stripe with thick top border */
.card-header::after {
  content: "";
  height: 16px;
  width: calc(100% + 2px);
  margin-left: -1px;
  position: absolute;
  top: 100%;
  left: 0;
  border-top: 4px solid var(--color-text);
  border-bottom: 1px solid var(--color-text);
  display: block;
  z-index: 1;
}

.card:nth-child(5n+1) .card-header::after { background: var(--color-accent); }
.card:nth-child(5n+2) .card-header::after { background: var(--color-accent-blue); }
.card:nth-child(5n+3) .card-header::after { background: var(--color-accent-yellow); }
.card:nth-child(5n+4) .card-header::after { background: var(--color-accent-green); }
.card:nth-child(5n+5) .card-header::after { background: var(--color-accent-blue-light); }

.card-body {
  padding: calc(1.5rem + 16px) 1.5rem 1.5rem 1.5rem;
  flex: 1;
}

.card-footer {
  padding: 1rem;
  border-top: 1px solid var(--color-gray-mid);
  font-size: 0.8rem;
  text-align: right;
  font-family: var(--font-sans);
  text-transform: uppercase;
}

/* --- Typography & Elements --- */
h1 { font-size: 2.5rem; margin-top: 0; }
h2 { font-size: 1.8rem; border-left: 8px solid var(--color-text); padding-left: 1rem; margin-top: 2rem; }

a { color: var(--color-text); transition: color 0.2s; }
a:hover { color: var(--color-accent); }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

th, td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-gray-mid);
}

th {
  background-color: var(--color-gray-light);
  text-transform: uppercase;
  font-size: 0.8rem;
}

dl {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0.5rem 1rem;
  margin: 1.5rem 0;
}

dt {
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--color-gray-dark);
  align-self: baseline;
}

dd {
  margin: 0;
  border-bottom: 1px solid var(--color-gray-mid);
  padding-bottom: 0.25rem;
}

/* --- TEI Content Styling --- */
article {
  max-width: 800px;
  margin: 0 auto;
}

ins {
  text-decoration: none;
  background-color: #f0fff0;
  border-bottom: 1px dashed green;
}

del {
  color: var(--color-gray-dark);
  text-decoration: line-through;
}

abbr[title] {
  text-decoration: underline dotted var(--color-gray-dark);
  cursor: help;
}

cite {
  font-style: italic;
}

details {
  background: var(--color-gray-light);
  padding: 1rem;
  margin: 1rem 0;
  border: 1px solid var(--color-gray-mid);
}

summary {
  font-weight: bold;
  cursor: pointer;
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-size: 0.8rem;
}

hr {
  border: 0;
  border-top: 2px solid var(--color-text);
  margin: 2rem 0;
}

/* --- Search UI --- */
.search-box {
  margin-bottom: 2rem;
}

#search-input {
  width: 100%;
  padding: 1rem;
  font-size: 1.2rem;
  border: 4px solid var(--color-text);
  outline: none;
}

#search-input:focus {
  border-color: var(--color-accent);
}

#status {
  font-size: 0.9rem;
  color: var(--color-gray-dark);
  margin-top: 0.5rem;
}

#results {
  list-style: none;
  padding: 0;
}

#results li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-gray-mid);
}

.result-item {
  display: block;
}

.result-corpus {
  font-size: 0.75rem;
  color: var(--color-gray-dark);
  text-transform: uppercase;
  font-family: var(--font-sans);
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.result-link {
  font-family: var(--font-sans);
  font-weight: 700;
  text-decoration: none;
  font-size: 1.1rem;
}

.result-score {
  font-size: 0.8rem;
  color: var(--color-gray-dark);
  text-transform: uppercase;
  font-family: var(--font-sans);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .page-home .hero-full {
    height: auto;
    min-height: 100vh;
    padding: 8rem 0 4rem 0;
    display: flex;
    align-items: center;
  }
  .hero-full h1 { 
    font-size: 4rem; 
    line-height: 1;
  }
  .hero-description {
    font-size: 1rem;
    margin-top: 0;
    margin-bottom: 2rem;
  }
  .hero-full .quote {
    font-size: 1.2rem;
    padding-left: 1rem;
    border-left-width: 6px;
    margin-bottom: 2rem;
  }
  .hero-search form {
    flex-direction: column;
  }
  .hero-search input {
    border-right: 4px solid var(--color-text);
    border-bottom: none;
  }
  .hero-search button {
    padding: 1rem;
  }
  .hero-corpora {
    margin-top: 2rem;
    gap: 1rem;
  }
  .hero-logo-bg {
    width: 80px;
    height: 80px;
    top: 20px;
    left: 20px;
  }
  .hero-full::before {
    width: 120px;
    height: 120px;
    right: -20px;
    top: -40px;
  }
  .hero-full::after {
    width: 80px;
    height: 80px;
    left: -20px;
    bottom: 20px;
  }

  .brand { margin-bottom: 1rem; }
  .nav-links { gap: 1rem; }
}

.sticky-top {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  padding: 0.4rem 0;
  transition: all 0.2s;
}

.sticky-top.is-stuck {
  padding: 0.2rem 0;
  border-bottom: none;
}

.sticky-top.is-stuck #doc-nav {
  font-size: 0.95rem;
}

.cite-block, .metadata-collapsible {
  margin-bottom: 2rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-gray-mid);
  border-radius: 4px;
  background: var(--color-gray-light);
}

.cite-block summary, .metadata-collapsible summary {
  cursor: pointer;
  font-weight: bold;
  color: var(--color-gray-dark);
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-size: 0.8rem;
  list-style: none;
}

.cite-block summary::-webkit-details-marker,
.metadata-collapsible summary::-webkit-details-marker {
  display: none;
}

.cite-block summary::before,
.metadata-collapsible summary::before {
  content: "ⓘ ";
  font-weight: bold;
  margin-right: 0.25rem;
}

.metadata-compact {
  margin-top: 1rem;
  border-left: 2px solid var(--color-gray-mid);
}

.metadata-compact table {
  margin: 0;
  font-size: 1rem;
}

.metadata-compact table th,
.metadata-compact table td {
  border: none;
  padding: 0.25rem 0.75rem;
  background: transparent;
}

.metadata-compact table th {
  color: var(--color-gray-dark);
  width: 180px;
}

.sticky-toolbar-wrapper {
  position: sticky;
  z-index: 100;
  background: var(--color-bg);
  padding: 0;
  margin: 0;
  border: none;
  transition: all 0.2s;
}

.sticky-toolbar-wrapper.is-stuck {
  margin-top: 0 !important;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.sticky-toolbar-wrapper #facs-toolbar {
  margin: 0;
  margin-bottom: 2rem;
  padding: 0.2rem 0;
  border-bottom: 2px solid black;
}

.sticky-toolbar-wrapper.is-stuck #facs-toolbar {
  padding: 0.1rem 0;
  border-bottom: 2px solid var(--color-text);
}

.sticky-toolbar-wrapper.is-stuck .facs-toolbar-label {
  font-size: 0.7rem;
}

.sticky-toolbar-wrapper.is-stuck #facs-toolbar button {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
}

.tei-note {
  margin: 0.5rem 0;
  border: none;
  background: transparent;
}

.tei-note summary {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  color: var(--color-gray-dark);
  background: var(--color-gray-light);
  border-radius: 4px;
  list-style: none;
  display: inline-block;
  cursor: pointer;
}

.tei-note summary::-webkit-details-marker {
  display: none;
}

.tei-note-content {
  margin-top: 0.25rem;
  padding: 0.5rem 1rem;
  font-size: 0.95rem;
  border-left: 2px solid var(--color-gray-mid);
  background: var(--color-gray-light);
}

/* --- Facsimile viewer --- */

/* Toolbar */
#doc-toolbar {
  display: none; /* Replaced by sticky header in tei_doc.html */
}

#doc-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-gray-dark);
}

#doc-nav a {
  color: inherit;
  text-decoration: none;
}

#doc-nav a:hover {
  color: var(--color-accent);
}

.doc-nav-prev { text-align: left; }
.doc-nav-corpus { text-align: center; padding: 0 1rem; }
.doc-nav-next { text-align: right; }

#facs-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--color-gray-mid);
  padding-bottom: 0.75rem;
}

.facs-toolbar-label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-gray-dark);
  margin-right: 0.25rem;
}

#facs-toolbar button {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.75rem;
  border: 2px solid var(--color-gray-mid);
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

#facs-toolbar button:hover {
  border-color: var(--color-text);
}

#facs-toolbar button.active {
  background: var(--color-text);
  border-color: var(--color-text);
  color: var(--color-bg);
}

/* Layout */
#facs-layout {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

#facs-text-col {
  min-width: 0;
  flex: 1;
}

/* override article centering when side panel is present */
[data-facs-mode="side"] article,
[data-facs-mode="image"] article {
  max-width: none;
  margin: 0;
}

/* Full-width layout in side mode */
[data-facs-mode="side"] .container {
  max-width: none;
}

[data-facs-mode="side"] #facs-text-col {
  flex: 2;
}

/* Side-by-side viewer column */
#facs-viewer-col {
  flex-shrink: 0;
  width: 380px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 1rem;
  max-height: calc(100vh - 2rem);
}

#facs-viewer-body {
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  flex: 1;
  min-height: 0;
}

#facs-image-bar {
  display: none;
}

[data-facs-mode="side"] #facs-viewer-col {
  flex: 3;
  width: auto;
  height: calc(100vh - 2rem);
}

[data-facs-mode="image"] #facs-text-col {
  display: none;
}

[data-facs-mode="image"] body > header,
[data-facs-mode="image"] body > footer,
[data-facs-mode="image"] #doc-toolbar {
  display: none;
}

[data-facs-mode="image"] body {
  overflow: hidden;
}

[data-facs-mode="image"] #facs-viewer-col {
  position: fixed;
  inset: 0;
  width: auto;
  max-height: none;
  height: 100%;
  z-index: 100;
  background: #111;
}

[data-facs-mode="image"] #facs-image-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 1rem;
  background: #1a1a1a;
  flex-shrink: 0;
}

[data-facs-mode="image"] #facs-image-bar .brand {
  font-size: 1.2rem;
  color: #fff;
}

[data-facs-mode="image"] #facs-image-bar .brand span {
  color: var(--color-accent);
}

#facs-image-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  flex: 1;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
}

#facs-image-nav a {
  color: #ccc;
  text-decoration: none;
  padding: 0.35rem 0.75rem;
  border: 2px solid #555;
  transition: border-color 0.15s, color 0.15s;
}

#facs-image-nav a:hover {
  border-color: #ccc;
  color: #fff;
}

#facs-back-btn {
  margin-left: auto;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.75rem;
  border: 2px solid #555;
  background: transparent;
  color: #ccc;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

#facs-back-btn:hover {
  border-color: #ccc;
  color: #fff;
}

/* OSD viewer */
#facs-osd {
  flex: 1;
  min-height: 500px;
  background: #111;
  border: 2px solid var(--color-gray-mid);
}

[data-facs-mode="side"] #facs-osd {
  min-height: 0;
  height: 100%;
}

[data-facs-mode="image"] #facs-osd {
  min-height: 0;
  border: none;
}

[data-facs-mode="image"] #facs-thumbs {
  max-height: none;
}

/* Thumbnails strip */
#facs-thumbs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  max-height: calc(100vh - 2rem);
  width: 72px;
  flex-shrink: 0;
}

.facs-thumb {
  padding: 0;
  border: 2px solid var(--color-gray-mid);
  background: var(--color-gray-light);
  cursor: pointer;
  transition: border-color 0.15s;
  width: 68px;
  flex-shrink: 0;
}

.facs-thumb img {
  display: block;
  width: 100%;
  height: auto;
}

.facs-thumb.active {
  border-color: var(--color-accent);
}

.facs-thumb:hover {
  border-color: var(--color-text);
}

/* TEI paragraph (replaces <p>) */
.tei-p {
  margin: 0 0 1em 0;
  position: relative;
}

/* Stripe — fixed full-width overlay showing image fragment */
#facs-stripe {
  display: none;
  position: fixed;
  left: 0;
  width: 100%;
  z-index: 500;
  overflow: hidden;
  border-top: 3px solid var(--color-accent);
  border-bottom: 3px solid var(--color-accent);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  pointer-events: none;
}

#facs-stripe img {
  position: absolute;
  left: 0;
  top: 0;
  display: block;
}

.facs-stripe-crosshair {
  position: absolute;
  top: 50%;
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  transform: translateY(-50%);
  z-index: 501;
}

.facs-stripe-crosshair-l { left: 0; }
.facs-stripe-crosshair-r { right: 0; }

/* Hoverable TEI lines */
.tei-line {
  display: block;
  border-radius: 2px;
  transition: background 0.1s;
}

[data-facs-mode="stripe"] .tei-line[data-facs],
[data-facs-mode="side"] .tei-line[data-facs] {
  cursor: crosshair;
}

[data-facs-mode="stripe"] .tei-line[data-facs]:hover,
[data-facs-mode="side"] .tei-line[data-facs]:hover {
  background: rgba(217, 33, 33, 0.06);
}

.facs-side-highlight {
  border: 3px solid black;
  background: rgba(0, 0, 0, 0.05);
  pointer-events: none;
  display: none;
}

.facs-zone-overlay {
  border: 3px solid transparent;
  background: transparent;
  pointer-events: auto;
  display: block;
}

.facs-zone-overlay:hover {
  border-color: black;
  background: rgba(0, 0, 0, 0.05);
}

.facs-zone-overlay .facs-crosshair {
  opacity: 0;
  transition: opacity 0.1s;
}

.facs-zone-overlay:hover .facs-crosshair {
  opacity: 1;
}

.facs-crosshair {
  position: absolute;
  top: 50%;
  width: 20px;
  height: 2px;
  background: black;
  transform: translateY(-50%);
  z-index: 600;
}

.facs-crosshair-l { left: -10px; }
.facs-crosshair-r { right: -10px; }

/* Zone overlay divs inside OSD */
.facs-zone-overlay {
  cursor: crosshair;
}

/* Index page highlight on ?id= navigation */
@keyframes index-flash {
  0%   { background: var(--color-accent-yellow); }
  100% { background: transparent; }
}
.index-highlight {
  animation: index-flash 3s ease-out forwards;
  border-radius: 3px;
}

/* Popup tooltip for image-only mode */
#facs-popup {
  display: none;
  position: fixed;
  z-index: 300;
  background: white;
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  padding: 0.75rem 1.25rem;
  max-width: 600px;
  pointer-events: none; /* Disable interaction */
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  border: 1px solid var(--color-gray-mid);
}

#facs-popup .entity-info-block {
  margin: 0.25rem 0;
  font-size: 0.9rem;
}

#facs-popup .entity-info-inline {
  border-left: 3px solid var(--color-accent-blue);
  background: var(--color-gray-light);
  padding: 0.25rem 0.5rem;
}

#facs-popup .tei-note {
  margin: 0.25rem 0;
}

#facs-popup .tei-note summary {
  display: none; /* Hide summary since we show content open */
}

#facs-popup .tei-note-content {
  margin: 0;
  padding: 0.25rem 0.5rem;
  border-left: 3px solid var(--color-accent);
}