/* Fonts */
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/static/fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/static/fonts/JetBrainsMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('/static/fonts/Inter-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('/static/fonts/Inter-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
/* Display face (Nuernberg) — headings and the wordmark. Covers Latin-1
   plus typographic quotes and dashes. */
@font-face {
  font-family: 'Nuernberg';
  src: url('/static/fonts/Nuernberg-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* Custom Properties */
/* Hard-edged look: ink on paper, 2px frames, offset block shadows, no
   rounding. Ink is a near-black forest tone, paper the warm off-white;
   the green stays as the one accent and is used as a fill (hover,
   active), not as a thin line colour. */
:root {
  --ink: #1c241d;
  --paper: #faf9f7;
  --hard: 2px solid var(--ink);
  --shadow: 4px 4px 0 var(--ink);
  --brand: #4a7a3f;
  --brand-light: #5a8f4e;
  --on-brand: var(--paper);
  --bg: var(--paper);
  --bg-secondary: #f0eee9;
  --text: var(--ink);
  --text-muted: #5f6f62;
  --border: var(--ink);
  --code-bg: #f0eee9;
  --danger: #b02a2a;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --font-display: 'Nuernberg', Impact, 'Arial Narrow', sans-serif;
  --max-width: 700px;
}

html.dark {
  --ink: #e2e9df;
  --paper: #1a1b17;
  --brand: #8fa37a;
  --brand-light: #a0b48c;
  --on-brand: var(--paper);
  --bg: var(--paper);
  --bg-secondary: #242421;
  --text: var(--ink);
  --text-muted: #94a397;
  --border: var(--ink);
  --code-bg: #242421;
  --danger: #e06666;
}

/* No rounding anywhere, including third-party widgets (Leaflet). */
*, *::before, *::after { border-radius: 0 !important; }
::selection { background: var(--brand); color: var(--on-brand); }

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Skip link — first focusable element, hidden until keyboard focus */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--bg);
  color: var(--text);
  border: var(--hard);
  box-shadow: var(--shadow);
  text-decoration: none;
}
.skip-link:focus {
  left: 0;
}

html {
  font-size: 19px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.2s, color 0.2s;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.5em;
  color: var(--text);
}

/* h1–h3 carry the display face; h4–h6 stay mono so small headings still read
   as labels. The display face has a single weight — no synthetic bold. */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.2;
}

h1 { font-size: clamp(1.9rem, 4.2vw, 2.4rem); }
h2 { font-size: clamp(1.45rem, 3vw, 1.8rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.35rem); }

p { margin-bottom: 1em; }

/* Links are underlined and flip to a green block on hover. */
a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover {
  background: var(--brand);
  color: var(--on-brand);
  text-decoration: none;
}

/* Main content area */
main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
/* Pages laid out edge to edge drop the reading column entirely. */
main.wide {
  max-width: none;
  padding: 0;
}

/* Header */
.site-header {
  border-bottom: var(--hard);
  padding: 1rem clamp(1rem, 4vw, 4rem);
}
.site-header .inner {
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(0.75rem, 3vw, 3rem);
}
/* Wordmark: display face, "sein" set as a green block. */
.site-title {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.3rem);
  font-weight: 400;
  line-height: 1;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}
.site-title span {
  background: var(--brand);
  color: var(--on-brand);
  padding: 0 0.12em;
  margin-left: 0.04em;
}
.site-title:hover {
  background: none;
  color: var(--text);
}
.site-title:hover span {
  background: var(--ink);
  color: var(--paper);
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 2vw, 1.75rem);
  flex-wrap: wrap;
}
.site-nav > a {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
  padding: 0.15rem 0.45rem;
  border: 2px solid transparent;
}
.site-nav > a:hover {
  background: var(--brand);
  color: var(--on-brand);
}
.site-nav > a.active {
  background: var(--ink);
  color: var(--paper);
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.lang-toggle, .theme-toggle {
  background: var(--bg);
  border: var(--hard);
  box-shadow: var(--shadow);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* The theme toggle stays mono — its ☼/☾ glyphs aren't in the display subset. */
.lang-toggle {
  font-family: var(--font-display);
  font-size: 0.9rem;
  text-decoration: none;
}
.lang-toggle:hover, .theme-toggle:hover {
  background: var(--brand);
  color: var(--on-brand);
  text-decoration: none;
}
.lang-toggle:active, .theme-toggle:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}

/* Footer */
.site-footer {
  border-top: var(--hard);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.site-footer a {
  color: var(--text-muted);
}
.site-footer a:hover {
  color: var(--on-brand);
}

/* Post cards */
.post-card {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--ink);
}
.post-card:last-child {
  border-bottom: none;
}
.post-card h2 {
  font-size: clamp(1.1rem, 2.5vw, 1.3rem);
  margin-bottom: 0.25rem;
}
.post-card h2 a {
  color: var(--text);
  text-decoration: none;
}
.post-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.post-description {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Tags */
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--ink);
  color: var(--text);
  text-decoration: none;
}
.tag:hover {
  background: var(--brand);
  border-color: var(--brand);
  color: var(--on-brand);
}

/* Portfolio cards — two per row, screenshot on top, compact text below. */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}
.portfolio-card {
  border: var(--hard);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.portfolio-card img {
  width: 100%;
  height: auto;
  display: block;
}
.portfolio-shot {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  border-bottom: var(--hard);
  background: var(--bg-secondary);
  overflow: hidden;
}
/* Absolutely-positioned so the screenshot fills the frame (cropped from the
   top left) without driving the card's height. */
.shot-frame {
  position: absolute;
  inset: 0;
  line-height: 0;
}
.portfolio-card.has-shot .shot-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
}
@media (max-width: 640px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}
.portfolio-card-body {
  min-height: 180px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
@media (max-width: 640px) {
  .portfolio-card.has-shot {
    grid-template-columns: 1fr;
  }
  .portfolio-shot {
    border-right: none;
    border-bottom: var(--hard);
    aspect-ratio: 16 / 10;
  }
  .portfolio-card.has-shot .portfolio-card-body {
    min-height: 0;
  }
}
.portfolio-card-body {
  padding: 0.75rem 0.9rem 0.9rem;
}
.portfolio-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.portfolio-card-head h3 {
  margin-bottom: 0;
}
.portfolio-repo {
  display: inline-flex;
  flex-shrink: 0;
  color: var(--text-muted);
}
.portfolio-repo:hover {
  color: var(--on-brand);
}
.portfolio-card-body h3 {
  font-size: 1.4rem;
  margin-bottom: 0.2rem;
}
.portfolio-card-body h3 a {
  color: var(--text);
  text-decoration: none;
}
.portfolio-card-body p {
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Article/prose content */
.prose h2, .prose h3, .prose h4 {
  margin-top: 1.5em;
}
.prose img {
  max-width: 100%;
  height: auto;
  margin: 1em 0;
}
.prose blockquote {
  border-left: 6px solid var(--brand);
  padding-left: 1rem;
  margin: 1em 0;
  color: var(--text-muted);
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 0.15em 0.3em;
}
.prose pre {
  background: var(--code-bg);
  border: var(--hard);
  padding: 1rem;
  overflow-x: auto;
  margin: 1em 0;
}
.prose pre code {
  background: none;
  padding: 0;
}
.prose ul, .prose ol {
  margin: 1em 0;
  padding-left: 1.5em;
}
.prose li {
  margin-bottom: 0.25em;
}
.prose hr {
  border: none;
  border-top: 1px solid var(--ink);
  margin: 2em 0;
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
}
.prose th, .prose td {
  border: 1px solid var(--ink);
  padding: 0.5rem;
  text-align: left;
}
.prose sup a {
  text-decoration: none;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.pagination a, .pagination span {
  padding: 0.5rem 1rem;
  border: var(--hard);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pagination a {
  box-shadow: var(--shadow);
  text-decoration: none;
}
.pagination a:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}
.pagination span {
  color: var(--text-muted);
  border-style: dashed;
  cursor: default;
}

/* Search/filter bar */
.filter-bar {
  margin-bottom: 1.5rem;
}
.filter-bar input {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: var(--hard);
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--bg);
  color: var(--text);
}
.filter-bar input:focus {
  outline: none;
  box-shadow: var(--shadow);
}
.search-box {
  position: relative;
}
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 0.25rem;
  background: var(--bg);
  border: var(--hard);
  max-height: 14rem;
  overflow-y: auto;
  z-index: 10;
}
.search-suggestion {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.4rem 0.8rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}
.search-suggestion:hover,
.search-suggestion.is-active {
  background: var(--brand);
  color: var(--on-brand);
}
.active-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

/* Admin styles */
.admin-header {
  border-bottom: var(--hard);
  padding: 1rem 1.5rem;
}
.admin-header .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.admin-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.admin-header h1 {
  font-size: 1.3rem;
}
.admin-nav {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
}
.admin-nav a {
  color: var(--text);
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}
.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-bottom: 0.3rem;
  color: var(--text-muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: var(--hard);
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--bg);
  color: var(--text);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  box-shadow: var(--shadow);
}
.form-group textarea {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  min-height: 300px;
  resize: vertical;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 500px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}
.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.form-check input {
  width: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border: var(--hard);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  background: var(--bg);
  color: var(--text);
  box-shadow: var(--shadow);
}
.btn:hover {
  background: var(--brand);
  color: var(--on-brand);
  text-decoration: none;
}
/* Pressed: the button drops into its own shadow. */
.btn:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}
.btn:disabled {
  border-style: dashed;
  box-shadow: none;
  cursor: default;
}
.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-danger {
  color: var(--danger);
  border-color: var(--danger);
  box-shadow: 4px 4px 0 var(--danger);
}
.btn-danger:hover {
  background: var(--danger);
  color: var(--paper);
}
.btn-sm {
  font-size: 0.75rem;
  padding: 0.3rem 0.6rem;
  min-height: 36px;
}

/* Admin tables */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.admin-table th, .admin-table td {
  text-align: left;
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--ink);
}
.admin-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}
.admin-table .actions {
  display: flex;
  gap: 0.5rem;
}

/* Login page */
.login-container {
  max-width: 360px;
  margin: 4rem auto;
  padding: 2rem;
  border: var(--hard);
  box-shadow: var(--shadow);
}
.login-container h1 {
  text-align: center;
  margin-bottom: 1.5rem;
}

/* Preview */
.preview-container {
  border: var(--hard);
  padding: 1.5rem;
  margin-top: 1rem;
}

/* Messages */
.msg {
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}
/* Status banners are solid blocks: red for errors, green for success. */
.msg-error {
  background: var(--danger);
  color: var(--paper);
  border: var(--hard);
  font-weight: 700;
}
.msg-success {
  background: var(--brand);
  color: var(--on-brand);
  border: var(--hard);
}

/* Maps */
.maps-intro {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.maps-info {
  border: var(--hard);
  background: var(--bg-secondary);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.maps-info-title {
  font-size: 1.2rem;
  margin-bottom: 0.35em;
}
.maps-info-abstract {
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.maps-info-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 1rem;
  margin: 0;
  font-size: 0.9rem;
}
.maps-info-meta dt {
  font-family: var(--font-mono);
  color: var(--text-muted);
}
.maps-info-meta dd {
  margin: 0;
  word-break: break-word;
}
.maps-info-meta code {
  font-size: 0.85rem;
}
.maps-info-status {
  color: var(--text-muted);
  margin: 0;
}
.maps-info-error {
  color: var(--danger);
}
.maps-map {
  height: 520px;
  width: 100%;
  border: var(--hard);
  z-index: 0;
}
.maps-controls {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.maps-control {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.maps-control:not(:first-child) {
  margin-top: 0.5rem;
}
.maps-select,
.maps-slider {
  width: 100%;
  display: block;
}
.maps-select {
  padding: 0.5rem 0.6rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  border: var(--hard);
}
.maps-slider {
  accent-color: var(--brand);
  cursor: pointer;
}
.maps-control output {
  color: var(--text);
}

/* Data / Mediathek */
.data-intro {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.data-breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  word-break: break-word;
}
.data-breadcrumb a {
  color: var(--text-muted);
}
.data-breadcrumb a:hover {
  color: var(--on-brand);
}
.data-breadcrumb-sep {
  margin: 0 0.4rem;
  color: var(--border);
}
.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.data-card {
  display: flex;
  flex-direction: column;
  border: var(--hard);
  box-shadow: var(--shadow);
  overflow: hidden;
  color: var(--text);
  background: var(--bg);
  text-decoration: none;
}
/* Whole-card links keep their colours on hover and press into the shadow
   instead of flipping to the green block like inline links. */
.data-card:hover {
  background: var(--bg);
  color: var(--text);
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--ink);
}
.data-card-cover {
  width: 100%;
  height: 150px;
  object-fit: contain;
  display: block;
  background: var(--bg-secondary);
}
.data-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 110px;
  background: var(--bg-secondary);
  border-bottom: var(--hard);
  color: var(--brand);
}
.data-card-folder .data-card-icon {
  color: var(--text-muted);
}
.data-card-body {
  padding: 0.8rem 0.85rem;
}
.data-card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}
.data-card-title {
  font-size: 0.95rem;
  margin-bottom: 0;
}
.data-card:hover .data-card-title {
  background: var(--brand);
  color: var(--on-brand);
}
.data-card-badge {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text);
  border: 1px solid var(--ink);
  padding: 0.1rem 0.35rem;
}
.data-card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0.35rem 0 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.data-empty {
  color: var(--text-muted);
  margin: 1rem 0;
}

/* Data library — fully-expanded tree view */
.data-tree-root {
  margin-top: 0.5rem;
}
/* nested folders get an indent + a guide line */
.data-tree .data-tree {
  margin-left: 0.6rem;
  padding-left: 1rem;
  border-left: 1px solid var(--ink);
}
.data-tree-folderhead {
  margin: 1.5rem 0 0.5rem;
}
.data-tree-folder-title {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  margin: 0;
}
.data-tree-folder-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0.2rem 0 0;
}
.data-tree-group {
  margin: 0.75rem 0 1.25rem;
}
.data-tree-grouphead {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0 0 0.6rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--ink);
}
.data-tree-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.data-tree-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.data-tree-item-title {
  font-weight: 600;
}
.data-tree-item-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}
.data-tree-item-dl {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  align-self: flex-start;
}
.data-locked {
  font-size: 0.75em;
  margin-left: 0.35rem;
  opacity: 0.7;
}

/* Data — password gate */
.data-gate {
  max-width: 360px;
  margin: 2rem 0;
  padding: 1.5rem;
  border: var(--hard);
  border-style: dashed;
}
.data-gate .msg-error {
  margin-top: 0.75rem;
}
.data-gate form {
  margin-top: 1rem;
}

/* Data — detail / viewer */
.data-detail-desc {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}
.data-video-wrap {
  margin: 1rem 0 1.5rem;
}
.data-video {
  width: 100%;
  max-height: 70vh;
  display: block;
  background: #000; /* letterbox stays black in both themes on purpose */
}
.data-tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: var(--hard);
  margin-bottom: 1rem;
}
.data-tab {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: none;
  border: none;
  color: var(--text);
  padding: 0.5rem 0.75rem;
  cursor: pointer;
}
.data-tab:hover {
  background: var(--brand);
  color: var(--on-brand);
}
.data-tab.is-active {
  background: var(--ink);
  color: var(--paper);
}
.data-pane.is-hidden {
  display: none;
}
.data-epub-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.data-epub-status {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}
.data-epub-viewer {
  width: 100%;
  height: 72vh;
  border: var(--hard);
  background: #fff; /* EPUB pages render on white regardless of theme */
  overflow: hidden;
}
.data-file-img {
  max-width: 100%;
  height: auto;
  border: var(--hard);
}
.data-downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0;
}
.data-detail-body {
  margin-top: 2rem;
}

/* Home / landing */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.home-intro {
  margin-bottom: 2.5rem;
}
.home-bio {
  font-size: 1.05rem;
  color: var(--text);
  margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
  html { font-size: 16px; }
  main { padding: 1.5rem 1rem; }
  .maps-map { height: 420px; }
  .data-epub-viewer { height: 60vh; }
  .data-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1rem; }
  .site-header .inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .site-nav {
    width: 100%;
  }
  .admin-table {
    font-size: 0.75rem;
  }
  .admin-table .actions {
    flex-direction: column;
  }
}