/* One coherent reading palette in each mode; original type, sage and imagery stay. */
:root {
  color-scheme: dark;
  --soft: #20251f;
  --image-ground: #30382c;
  --chapter-ground: #303c28;
  --secondary: #b6bcb3;
}
:root[data-theme="light"] {
  color-scheme: light;
  --page-ground: #f0f0e9;
  --page-text: #191c19;
  --text: #191c19;
  --surface: #e3e5dc;
  --soft: #e8eae2;
  --image-ground: #d9dfce;
  --chapter-ground: #dce5cd;
  --secondary: #4c5348;
  --accent: #375526;
  --button-foreground: #f0f0e9;
}
.light,
.soft-light,
.research,
.site-footer {
  color: var(--page-text);
  --secondary: #b6bcb3;
}
[data-theme="light"] :is(.light, .soft-light, .research, .site-footer) {
  --secondary: #4c5348;
}
.light { background: var(--surface); }
.soft-light { background: var(--soft); }
.research,
.site-footer { background: var(--chapter-ground); }
::selection { color: var(--button-foreground); }
.site-header,
.index-dialog {
  background: var(--page-ground);
  color: var(--page-text);
}
.site-header::before { background: color-mix(in srgb, var(--page-text) 15%, transparent); }
.close-menu,
.down-link,
.campus-slide figcaption,
.campus-picker button[aria-pressed="true"],
.shot-controls button { color: var(--page-text); }
.campus-picker button { color: var(--secondary); }
.shot-controls button[aria-pressed="true"] {
  background: var(--page-text);
  color: var(--page-ground);
}
.shot-controls button:hover { background: var(--soft); }
.shot-controls button[aria-pressed="true"]:hover { background: var(--page-text); }
.light summary:hover,
.soft-light summary:hover,
.research-copy summary:hover { color: var(--page-text); }
.button:hover,
.contact-arrow:hover { background: var(--page-text); color: var(--page-ground); }
.contact-arrow { color: var(--button-foreground); }
.article-page .metric,
.article-page .stat { background: var(--page-ground); }
.article-index .article-card:hover { background: var(--soft); }
/* SVG figures use the same readable colors in both modes. */
.article-page .figure > svg text { fill: var(--page-text); }
.article-page .figure > svg line { stroke: var(--secondary); }
.article-page .figure > svg polyline { stroke: var(--accent); }
.site-preferences {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--small);
  flex-shrink: 0;
}
.site-preferences .language-switch,
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding: 10px 12px;
  background: var(--surface);
  color: var(--page-text);
  line-height: 1.25;
  white-space: nowrap;
  transition: transform 180ms var(--ease), background 180ms;
}
.site-preferences .language-switch:hover,
.theme-toggle:hover { background: var(--chapter-ground); }
.site-preferences a:active,
.theme-toggle:active { transform: scale(.96); }
.theme-toggle { padding: 10px; }
.theme-toggle svg { display: block; flex-shrink: 0; }
.theme-toggle .theme-to-dark { display: none; }
[data-theme="light"] .theme-toggle .theme-to-light { display: none; }
[data-theme="light"] .theme-toggle .theme-to-dark { display: block; }
.dialog-preferences { margin-top: 28px; }
.article-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px var(--gutter);
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--page-ground);
}
.article-toolbar .brand { min-height: 44px; }
.article-toolbar > .site-preferences { margin-left: auto; }
.reading-menu { position: relative; }
.reading-menu > summary { padding: 10px 0; font-size: var(--small); }
.reading-menu-panel {
  position: absolute;
  top: calc(100% + 16px);
  right: 0;
  width: min(300px, calc(100vw - 2 * var(--gutter)));
  padding: 24px;
  background: var(--surface);
}
.reading-menu-panel nav { display: grid; gap: 8px; }
.reading-menu-panel nav a { display: flex; align-items: center; min-height: 44px; }
.reading-menu-panel nav a:hover { text-decoration: underline; }
.reading-menu-panel .site-preferences { margin-top: 20px; }
.reading-menu-panel .theme-toggle { background: var(--page-ground); }
.article-page { scroll-padding-top: 100px; }
html[lang="it"] .hero-profession { font-size: clamp(1.25rem, 1rem + .7vw, 1.65rem); }
@media (max-width: 1150px) {
  .desktop-nav { display: none; }
  .header-actions { margin-left: auto; }
}
@media (max-width: 640px) {
  .site-header { gap: 10px; }
  .header-actions { gap: 10px; }
  .site-preferences { gap: 6px; font-size: 13px; }
  .site-preferences .language-switch,
  .theme-toggle { padding-inline: 9px; }
  .site-header .menu-symbol { display: none; }
  .article-toolbar { padding-block: 12px; }
  html[lang="it"] .hero-profession { font-size: clamp(1.1rem, 5.2vw, 1.5rem); }
  html[lang="it"] .role-line { white-space: normal; }
}
@media print {
  .site-preferences,
  .article-toolbar { display: none !important; }
  :root { --page-text: #000; --secondary: #444; --surface: #fff; --soft: #fff; --chapter-ground: #fff; }
}