/* ============================================================
   MOOC — Coursera-inspired UI
   Palette: Coursera blue #0056D2, green check #2A8E5A
   Layout: sidebar nav with module checkmarks, white content cards
   ============================================================ */

:root {
  --c-primary: #0056D2;
  --c-primary-dark: #003E9C;
  --c-primary-light: #E7F1FE;
  --c-success: #2A8E5A;
  --c-success-bg: #DEEFDB;
  --c-border: #E5E5E5;
  --c-text: #1F1F1F;
  --c-text-muted: #5A5A5A;
  --c-text-light: #8A8A8A;
  --c-bg: #FFFFFF;
  --c-bg-soft: #F7F7F8;
  --c-bg-card: #FFFFFF;
  --c-bg-card-soft: #F5F7FA;
  --c-radius-sm: 4px;
  --c-radius-md: 8px;
  --c-radius-lg: 12px;
  --c-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --c-shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Override Material primary color */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--c-primary);
  --md-primary-fg-color--light: var(--c-primary);
  --md-primary-fg-color--dark: var(--c-primary-dark);
  --md-accent-fg-color: var(--c-primary);
  --md-default-bg-color: var(--c-bg);
  --md-default-fg-color: var(--c-text);
  --md-default-fg-color--light: var(--c-text-muted);
  --md-typeset-a-color: var(--c-primary);
}

body, .md-typeset {
  font-family: "Source Sans 3", "Source Sans Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--c-text);
  font-size: 16px;
  line-height: 1.55;
}

/* ============ HEADER ============ */
.md-header {
  background-color: var(--c-bg) !important;
  color: var(--c-text) !important;
  box-shadow: 0 1px 0 var(--c-border);
  height: 56px;
}
.md-header__title {
  color: var(--c-text);
  font-weight: 600;
}
.md-header__button {
  color: var(--c-text);
}
.md-header__button:hover {
  opacity: 0.7;
}
.md-tabs {
  background-color: var(--c-bg) !important;
  color: var(--c-text) !important;
  border-bottom: 1px solid var(--c-border);
}
.md-tabs__link {
  color: var(--c-text);
  opacity: 0.7;
  font-weight: 500;
}
.md-tabs__link--active,
.md-tabs__link:hover {
  color: var(--c-primary);
  opacity: 1;
}

/* ============ SIDEBAR CUSTOM (Coursera) ============ */
.md-sidebar--primary {
  background-color: var(--c-bg);
  border-right: 1px solid var(--c-border);
}
.md-sidebar--primary .md-nav__title {
  display: none !important;  /* Nascondi titolo Material di default */
}
.mooc-module-item {
  border-bottom: 1px solid var(--c-border);
}
.mooc-module-item:last-child {
  border-bottom: 0;
}
.mooc-mod-row {
  display: flex;
  align-items: center;
  gap: 0.4em;
  padding: 0;
}
.mooc-mod-link {
  flex: 1;
  display: block !important;
  padding: 0.9em 0.6em 0.9em 1em !important;
  color: var(--c-text) !important;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background 0.12s;
  min-width: 0;
}
.mooc-mod-link:hover {
  background: var(--c-primary-light);
}
.mooc-current > .mooc-mod-row > .mooc-mod-link {
  background: var(--c-primary-light);
  border-left-color: var(--c-primary);
}
.mooc-mod-eyebrow {
  display: block;
  font-size: 0.72em;
  color: var(--c-text-muted);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.15em;
}
.mooc-current > .mooc-mod-row > .mooc-mod-link .mooc-mod-eyebrow {
  color: var(--c-primary);
}
.mooc-mod-title {
  display: block;
  font-size: 0.94em;
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-text);
}
/* Chevron */
.mooc-mod-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.6em 0.7em;
  color: var(--c-text-muted);
  display: flex;
  align-items: center;
  transition: transform 0.18s, color 0.12s;
  flex-shrink: 0;
}
.mooc-mod-toggle:hover {
  color: var(--c-primary);
}
.mooc-module-item.expanded .mooc-mod-toggle {
  transform: rotate(180deg);
}
/* Sub-items: hidden by default, shown when expanded */
.mooc-mod-items {
  display: none;
  margin: 0;
  padding: 0 0 0.4em 0;
  list-style: none;
  background: var(--c-bg-soft);
  border-top: 1px solid var(--c-border);
}
.mooc-module-item.expanded > .mooc-mod-items {
  display: block;
}
.mooc-item-link {
  display: flex !important;
  align-items: center;
  gap: 0.5em;
  padding: 0.6em 0.6em 0.6em 2em !important;
  color: var(--c-text) !important;
  font-size: 0.88em !important;
  font-weight: 500 !important;
  text-decoration: none;
  border-left: 3px solid transparent;
  line-height: 1.3 !important;
  transition: background 0.1s;
}
.mooc-item-link:hover {
  background: var(--c-primary-light);
}

/* Material default nav items che NON sono nostri moduli (Home, Bibliografia, Informazioni) */
.md-sidebar--primary .md-nav__item:not(.mooc-module-item) > .md-nav__link[data-mooc-skip] {
  padding: 0.9em 1em !important;
  font-weight: 600;
  color: var(--c-text) !important;
  border-left: 3px solid transparent;
}
.md-sidebar--primary .md-nav__item:not(.mooc-module-item) > .md-nav__link[data-mooc-skip]:hover {
  background: var(--c-primary-light);
}

/* Stati di link/active per Material vecchio */
.md-nav__title { display: none !important; }
.md-nav__list { padding-left: 0; margin: 0; }
.md-nav__item { padding: 0; }

.md-sidebar--primary {
  background-color: var(--c-bg);
  border-right: 1px solid var(--c-border);
}
.md-nav__title {
  background: var(--c-bg) !important;
  color: var(--c-text) !important;
  font-weight: 700;
  font-size: 1.05em;
  padding: 1em 1em 0.6em 1em;
  letter-spacing: 0;
}
.md-nav__list {
  padding-left: 0;
}
.md-nav__item {
  padding: 0;
}
.md-nav__link {
  color: var(--c-text);
  padding: 0.7em 1em;
  border-left: 3px solid transparent;
  margin: 0;
  font-size: 0.95em;
  line-height: 1.3;
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.6em;
}
.md-nav__link:hover {
  background: var(--c-primary-light);
  color: var(--c-text);
  border-left-color: transparent;
}
.md-nav__link--active,
.md-nav__link[aria-current="page"] {
  background: var(--c-primary-light);
  color: var(--c-text);
  font-weight: 600;
  border-left: 3px solid var(--c-primary);
}

/* Stato attività: cerchio vuoto o check verde
   Si applica solo ai link delle attività (data-mooc-item) e ai moduli (data-mooc-completed) */
.md-nav__link[data-mooc-item]::before,
.md-nav__link[data-mooc-completed]::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
  box-sizing: border-box;
  margin-right: 0.4em;
}
/* Cerchio vuoto (default - non completato) */
.md-nav__link[data-mooc-item]:not([data-mooc-item-completed])::before,
.md-nav__link[data-mooc-completed]:not([data-mooc-completed="true"])::before {
  border: 2px solid #CFCFCF;
  background: transparent;
}
/* Check verde (completato) */
.md-nav__link[data-mooc-item-completed="true"]::before,
.md-nav__link[data-mooc-completed="true"]::before {
  background: var(--c-success);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'><path d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/></svg>");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
  border: none;
}

/* ============ MAIN CONTENT ============ */
.md-main__inner {
  max-width: none;
}
.md-content {
  background: var(--c-bg-soft);
}
.md-content__inner {
  max-width: 1500px;
  margin: 0 auto;
  padding: 2em 1.5em 4em 1.5em;
  background: var(--c-bg);
}
@media (min-width: 76.25em) {
  .md-sidebar--primary { width: 13rem; }
  /* Impedisce che Material applichi margin-left automatico al container principale
     (comportamento MkDocs Material <9 con sidebar fixed). */
  .md-main__inner { margin-left: 0 !important; }
}
@media (min-width: 76.25em) {
  .md-content__inner {
    margin: 0 auto;
  }
}

/* ============ MODULE PAGE HEADER (Coursera-style) ============ */
.course-page-header {
  margin-bottom: 2em;
  padding-bottom: 1.4em;
  border-bottom: 1px solid var(--c-border);
}
.cph-eyebrow {
  color: var(--c-text-muted);
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin: 0 0 0.4em 0;
}
.cph-title {
  font-size: 2.1em;
  font-weight: 700;
  line-height: 1.15;
  color: var(--c-text);
  margin: 0 0 0.6em 0;
  letter-spacing: -0.01em;
}
.cph-summary {
  font-size: 1.1em;
  color: var(--c-text-muted);
  line-height: 1.5;
  margin: 0 0 1em 0;
}
.cph-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4em;
  font-size: 0.9em;
  color: var(--c-text-muted);
  margin-top: 1em;
}
.cph-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
}
.cph-meta-item strong {
  color: var(--c-text);
  font-weight: 600;
}

/* ============ LEARN CARD (sostituisce le tab) ============ */
.learn-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  margin: 1.6em 0;
  overflow: visible;
}
.learn-card .learn-card-header,
h2.learn-card-header {
  background: var(--c-bg-card-soft);
  color: var(--c-text-muted);
  padding: 0.85em 1.4em;
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--c-border);
  border-radius: var(--c-radius-md) var(--c-radius-md) 0 0;
  display: flex;
  align-items: center;
  gap: 0.6em;
  margin: 0 !important;
  line-height: 1.4;
}
h2.learn-card-header .headerlink { display: none; }
.learn-card-body {
  padding: 1.4em 1.6em;
}
.learn-card-body > *:first-child {
  margin-top: 0;
}
.learn-card-body > *:last-child {
  margin-bottom: 0;
}
.lc-badge {
  background: var(--c-text);
  color: white;
  border-radius: 10px;
  padding: 0 0.6em;
  font-size: 0.85em;
  font-weight: 600;
  letter-spacing: 0;
}
.learn-card-objectives .learn-card-body {
  font-size: 1.02em;
}

/* ============ BUTTONS (Coursera style) ============ */
.learn-btn {
  display: inline-block;
  background: var(--c-bg);
  color: var(--c-primary);
  border: 1.5px solid var(--c-primary);
  border-radius: 999px;
  padding: 0.55em 1.4em;
  font-size: 0.95em;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  font-family: inherit;
}
.learn-btn:hover {
  background: var(--c-primary-light);
  text-decoration: none;
}
.learn-btn-primary {
  background: var(--c-primary);
  color: white;
  border-color: var(--c-primary);
}
.learn-btn-primary:hover {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
  color: white;
}
.learn-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ============ QUIZ (Coursera style) ============ */
.quiz-container {
  margin: 0;
}
.quiz-question {
  margin: 1.6em 0;
  padding: 1.2em;
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  background: var(--c-bg);
}
.quiz-q-text {
  display: flex;
  align-items: flex-start;
  gap: 0.7em;
  font-weight: 600;
  margin: 0 0 1em 0;
  font-size: 1.05em;
}
.q-num {
  display: inline-block;
  background: var(--c-primary-light);
  color: var(--c-primary);
  border-radius: 50%;
  width: 1.8em;
  height: 1.8em;
  text-align: center;
  font-weight: 700;
  line-height: 1.8em;
  flex-shrink: 0;
  font-size: 0.85em;
}
.quiz-options,
.md-typeset .quiz-options {
  list-style: none !important;
  list-style-type: none !important;
  padding: 0 !important;
  padding-left: 0 !important;
  margin: 0;
}
.quiz-options li,
.md-typeset .quiz-options li {
  margin: 0.3em 0;
  list-style: none !important;
  list-style-type: none !important;
  padding-left: 0 !important;
}
/* Override Material theme's ::before pseudo-bullet */
.quiz-options li::before,
.md-typeset .quiz-options li::before,
.quiz-options li::marker,
.md-typeset .quiz-options li::marker {
  content: none !important;
  display: none !important;
}
.quiz-options label {
  display: flex;
  align-items: flex-start;
  gap: 0.7em;
  padding: 0.7em 0.9em;
  border: 1.5px solid var(--c-border);
  border-radius: var(--c-radius-sm);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  margin: 0;
}
.quiz-options label:hover {
  border-color: var(--c-primary);
}
.quiz-options input[type="radio"] {
  margin-top: 0.25em;
  accent-color: var(--c-primary);
}
.quiz-options label.correct-pick {
  background: var(--c-success-bg);
  border-color: var(--c-success);
}
.quiz-options label.wrong-pick {
  background: #FDECEA;
  border-color: #C81F1F;
}
.quiz-feedback {
  display: none;
  margin-top: 1em;
  padding: 0.9em 1.1em;
  border-radius: var(--c-radius-sm);
  font-size: 0.95em;
}
.quiz-feedback.correct {
  background: var(--c-success-bg);
  border-left: 3px solid var(--c-success);
}
.quiz-feedback.wrong {
  background: #FDECEA;
  border-left: 3px solid #C81F1F;
}
.quiz-result {
  font-weight: 600;
  margin: 0 0 0.4em 0;
}
.quiz-explanation {
  margin: 0;
  color: var(--c-text-muted);
}
.quiz-actions {
  display: flex;
  align-items: center;
  gap: 1em;
  margin-top: 1.4em;
  flex-wrap: wrap;
}
.quiz-score {
  display: none;
  background: var(--c-bg-card-soft);
  color: var(--c-text);
  padding: 0.5em 1em;
  border-radius: 999px;
  font-weight: 600;
}
.quiz-score.perfect {
  background: var(--c-success-bg);
  color: var(--c-success);
}

/* ============ FLASHCARDS (Coursera card flip) ============ */
.flashcards-carousel {
  margin: 0;
}
.flashcards-display {
  height: 280px;
  position: relative;
  margin: 1em auto 1.4em auto;
  max-width: 720px;
}
.flashcard {
  position: absolute;
  inset: 0;
  cursor: pointer;
  border-radius: var(--c-radius-md);
  overflow: hidden;
  box-shadow: var(--c-shadow-sm);
}
.flashcard.hidden { display: none; }
.flashcard-face {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5em 2em;
  border-radius: var(--c-radius-md);
  text-align: center;
  font-size: 1.05em;
  line-height: 1.5;
  transition: opacity 0.2s ease;
  box-sizing: border-box;
}
.flashcard-front {
  background: var(--c-primary);
  color: white;
  font-weight: 700;
  font-size: 1.6em;
  line-height: 1.3;
  letter-spacing: 0.01em;
  opacity: 1;
}
.flashcard-front .flashcard-text {
  font-size: 1.4em;
  line-height: 1.2;
}
.flashcard.flipped .flashcard-front {
  opacity: 0;
  pointer-events: none;
}
.flashcard-front::after {
  content: "Clicca per scoprire";
  position: absolute;
  bottom: 12px;
  left: 0;
  right: 0;
  font-size: 0.72em;
  opacity: 0.75;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.flashcard-back {
  background: var(--c-bg);
  border: 2px solid var(--c-primary);
  color: var(--c-text);
  opacity: 0;
  pointer-events: none;
}
.flashcard.flipped .flashcard-back {
  opacity: 1;
  pointer-events: auto;
}
.flashcard-text {
  display: block;
  max-width: 100%;
  word-wrap: break-word;
}
.flashcards-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1em;
}
.flashcards-counter {
  font-size: 0.9em;
  color: var(--c-text-muted);
  font-weight: 500;
}

/* ============ SLIDE CAROUSEL ============ */
.slide-carousel {
  margin: 0;
}
.slide-stage {
  background: #000;
  border-radius: var(--c-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  margin: 1em auto;
  overflow: hidden;
  max-width: 100%;
  aspect-ratio: 16 / 9;     /* mantiene proporzione anche con immagini broken */
}
.slide-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;       /* NO crop, mantiene proporzioni */
  cursor: zoom-in;
  display: block;
}
/* Visual fallback se l'immagine è 0 bytes / broken */
.slide-img[src]:not([src=""]) { background: transparent; }
.slide-stage::before {
  content: "Slide non disponibile";
  position: absolute;
  color: #94a3b8;
  font-size: 0.95em;
  letter-spacing: 0.05em;
  z-index: 0;
}
.slide-stage { position: relative; }
.slide-img { position: relative; z-index: 1; }
.slide-img.hidden { display: none; }
.slide-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.slide-counter {
  font-size: 0.9em;
  color: var(--c-text-muted);
  font-weight: 500;
}
.slide-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  outline: none;
}
body.lightbox-open { overflow: hidden; }
.slide-lightbox .lightbox-img {
  max-width: 90vw;
  max-height: 88vh;
  display: block;
  box-shadow: 0 12px 40px rgba(0,0,0,0.6);
  border-radius: 4px;
  user-select: none;
}
.slide-lightbox .lightbox-prev,
.slide-lightbox .lightbox-next,
.slide-lightbox .lightbox-close {
  position: absolute;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  cursor: pointer;
  border-radius: 50%;
  font-weight: 400;
  line-height: 1;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, transform 0.05s;
}
.slide-lightbox .lightbox-prev:hover,
.slide-lightbox .lightbox-next:hover,
.slide-lightbox .lightbox-close:hover { background: rgba(255,255,255,0.22); }
.slide-lightbox .lightbox-prev:active,
.slide-lightbox .lightbox-next:active,
.slide-lightbox .lightbox-close:active { transform: scale(0.95); }
.slide-lightbox .lightbox-prev[disabled],
.slide-lightbox .lightbox-next[disabled] { opacity: 0.3; cursor: not-allowed; }
.slide-lightbox .lightbox-prev,
.slide-lightbox .lightbox-next {
  top: 50%; transform: translateY(-50%);
  width: 56px; height: 56px;
  font-size: 2.4em;
  padding-bottom: 4px;
}
.slide-lightbox .lightbox-prev { left: 24px; }
.slide-lightbox .lightbox-next { right: 24px; }
.slide-lightbox .lightbox-close {
  top: 18px; right: 18px;
  width: 44px; height: 44px;
  font-size: 1.8em;
  padding-bottom: 3px;
}
.slide-lightbox .lightbox-counter {
  position: absolute;
  bottom: 18px; left: 50%; transform: translateX(-50%);
  color: white;
  background: rgba(0,0,0,0.5);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.95em;
  font-weight: 600;
  letter-spacing: 0.05em;
}
@media (max-width: 600px) {
  .slide-lightbox .lightbox-prev,
  .slide-lightbox .lightbox-next { width: 44px; height: 44px; font-size: 1.8em; }
  .slide-lightbox .lightbox-prev { left: 8px; }
  .slide-lightbox .lightbox-next { right: 8px; }
}

/* ============ TOOLBAR FISSA (font-size + auth) ============ */
/* Strisica unica posizionata SOTTO il main header di MkDocs Material,
   per evitare conflitti con search/hamburger. */
.mooc-toolbar {
  position: fixed;
  top: 56px;           /* subito sotto l'header di Material */
  right: 14px;
  z-index: 9990;
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
@media (max-width: 600px) {
  .mooc-toolbar { top: 52px; right: 6px; gap: 4px; }
}

/* ============ FONT-SIZE TOGGLE (A−/A+) ============ */
.mooc-fs-toggle {
  display: flex; align-items: center; gap: 4px;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 2px;
  box-shadow: var(--c-shadow-md);
  height: 32px;
}
.mooc-fs-toggle .fs-btn {
  background: transparent;
  border: 0;
  width: 30px; height: 30px;
  font-weight: 700;
  cursor: pointer;
  color: var(--c-text);
  border-radius: 999px;
  font-size: 0.85em;
}
.mooc-fs-toggle .fs-btn:hover { background: var(--c-bg-soft); color: var(--c-primary); }
.mooc-fs-toggle .fs-minus { font-size: 0.75em; }
.mooc-fs-toggle .fs-plus { font-size: 1em; }
.mooc-fs-toggle .fs-label {
  font-size: 0.72em;
  font-weight: 600;
  color: var(--c-text-muted);
  min-width: 36px;
  text-align: center;
  user-select: none;
}
/* Applica la scala del font al contenuto principale */
.md-typeset {
  font-size: calc(0.8rem * var(--mooc-font-scale, 1));
}
[data-md-color-scheme="slate"] .mooc-fs-toggle {
  background: #1f2937;
  border-color: #374151;
}
[data-md-color-scheme="slate"] .mooc-fs-toggle .fs-btn { color: #f3f4f6; }
[data-md-color-scheme="slate"] .mooc-fs-toggle .fs-label { color: #94a3b8; }
[data-md-color-scheme="slate"] .mooc-fs-toggle {
  background: #1f2937; border-color: #374151;
}

/* ============ VIDEOTUTORIAL GRID ============ */
/* SEMPRE 3 colonne su tutti gli schermi non-mobile.
   !important per blindare contro regole concorrenti / cache CSS. */
.videotutorial-grid,
.md-typeset .videotutorial-grid {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  grid-auto-flow: row;
  gap: 0.8em;
  margin: 1em 0;
  width: 100%;
}
.vt-card { min-width: 0; }   /* evita push out-of-grid */
.vt-embed { min-width: 0; }
@media (max-width: 560px) {
  .videotutorial-grid,
  .md-typeset .videotutorial-grid {
    grid-template-columns: 1fr !important;
    gap: 1em;
  }
}
.vt-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.15s, transform 0.05s;
  box-shadow: var(--c-shadow-sm);
}
.vt-card:hover {
  box-shadow: var(--c-shadow-md);
}
.vt-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
}
.vt-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.vt-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #94a3b8;
}
.vt-placeholder-icon {
  font-size: 3em;
  opacity: 0.5;
  filter: grayscale(0.6);
}
.vt-placeholder-text {
  font-size: 0.95em;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.vt-card-placeholder {
  opacity: 0.85;
}
.vt-meta {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 12px 12px;
}
.vt-num {
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: var(--c-primary);
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.72em;
}
.vt-text { flex: 1; min-width: 0; }
.vt-title {
  display: block;
  font-size: 0.85em;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 3px;
  line-height: 1.3;
  /* Max 2 righe per il titolo */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vt-desc {
  margin: 0 0 5px;
  font-size: 0.75em;
  color: var(--c-text-muted);
  line-height: 1.4;
  /* Limita a 2 righe per stare compatte nelle card strette */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vt-duration {
  font-size: 0.72em;
  color: var(--c-text-light);
  font-weight: 500;
}
[data-md-color-scheme="slate"] .vt-card {
  background: #1f2937;
  border-color: #374151;
}
[data-md-color-scheme="slate"] .vt-title { color: #f3f4f6; }
[data-md-color-scheme="slate"] .vt-desc { color: #cbd5e1; }
[data-md-color-scheme="slate"] .vt-duration { color: #94a3b8; }

/* ============ GLOSSARIO ============ */
.glossario {
  margin: 0;
}
.glossario-item {
  padding: 0.9em 0;
  border-bottom: 1px solid var(--c-border);
}
.glossario-item:last-child {
  border-bottom: 0;
}
.glossario dt {
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 0.2em;
  font-size: 1em;
}
.glossario dd {
  margin: 0;
  color: var(--c-text-muted);
  line-height: 1.5;
}

/* Glossary popup inline */
.g-term {
  position: relative;
  text-decoration: underline dotted;
  text-decoration-color: var(--c-primary);
  cursor: help;
  color: var(--c-primary);
  font-weight: 500;
}
.g-term::after {
  content: attr(data-def);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--c-text);
  color: white;
  padding: 0.7em 0.9em;
  border-radius: var(--c-radius-sm);
  font-size: 0.86em;
  font-weight: 400;
  line-height: 1.4;
  width: 280px;
  max-width: 90vw;
  box-shadow: var(--c-shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s, transform 0.18s, visibility 0.18s;
  z-index: 100;
  white-space: normal;
  text-decoration: none;
  text-transform: none;
  letter-spacing: 0;
  pointer-events: none;
  text-align: left;
}
.g-term:hover::after,
.g-term:focus::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ============ FOOTER (Coursera-style nav) ============ */
.learn-footer {
  margin-top: 3em;
  padding-top: 1.6em;
  border-top: 1px solid var(--c-border);
}
.module-completion {
  display: flex;
  align-items: center;
  gap: 0.7em;
  padding: 1em 1.2em;
  background: var(--c-bg-card-soft);
  border-radius: var(--c-radius-md);
  margin-bottom: 1.4em;
}
.module-completion input[type="checkbox"] {
  width: 1.2em;
  height: 1.2em;
  accent-color: var(--c-success);
}
.module-completion label {
  margin: 0;
  cursor: pointer;
  font-size: 0.95em;
  color: var(--c-text);
}
.module-completion.done {
  background: var(--c-success-bg);
}
.module-nav {
  display: flex;
  justify-content: space-between;
  gap: 1em;
  flex-wrap: wrap;
}
.module-nav a {
  display: inline-block;
}

/* ============ TYPOGRAPHY ENHANCEMENTS ============ */
.md-typeset h1 {
  font-weight: 700;
  color: var(--c-text);
}
.md-typeset h2 {
  font-weight: 700;
  color: var(--c-text);
  margin-top: 1.6em;
  font-size: 1.4em;
}
.md-typeset h3 {
  font-weight: 600;
  color: var(--c-text);
  font-size: 1.18em;
}
.md-typeset a {
  color: var(--c-primary);
  text-decoration: underline;
}
.md-typeset a:hover {
  color: var(--c-primary-dark);
}

/* Bottoni stilizzati (learn-btn / gs-btn) dentro la prosa di Material:
   forzo color + no-underline perché .md-typeset a ha specificità maggiore. */
.md-typeset a.learn-btn,
.md-typeset .learn-btn {
  text-decoration: none !important;
  color: var(--c-primary);
}
.md-typeset a.learn-btn:hover,
.md-typeset .learn-btn:hover {
  text-decoration: none !important;
}
.md-typeset a.learn-btn-primary,
.md-typeset .learn-btn-primary,
.md-typeset a.learn-btn-primary:visited,
.md-typeset a.learn-btn-primary:hover {
  color: white !important;
  text-decoration: none !important;
}
.md-typeset a.gs-btn,
.md-typeset .gs-btn {
  text-decoration: none !important;
}
.md-typeset a.gs-btn-primary,
.md-typeset .gs-btn-primary,
.md-typeset a.gs-btn-primary:visited,
.md-typeset a.gs-btn-primary:hover {
  color: white !important;
}
.md-typeset blockquote {
  border-left: 3px solid var(--c-primary);
  background: var(--c-primary-light);
  padding: 0.8em 1.2em;
  color: var(--c-text);
  border-radius: 0 var(--c-radius-sm) var(--c-radius-sm) 0;
}
.md-typeset code {
  background: var(--c-bg-card-soft);
  color: #B83731;
  padding: 0.1em 0.4em;
  border-radius: var(--c-radius-sm);
  font-size: 0.92em;
}
.md-typeset pre > code {
  background: #FAFAFA;
  color: var(--c-text);
  padding: 1em;
  font-size: 0.9em;
  display: block;
}

/* ============ HOMEPAGE MODULE CARDS ============ */
.mooc-modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2em;
  margin: 2em 0;
}
.mooc-module-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  padding: 1.4em;
  text-decoration: none;
  color: var(--c-text);
  transition: box-shadow 0.15s, border-color 0.15s;
  display: flex;
  flex-direction: column;
  min-height: 200px;
}
.mooc-module-card:hover {
  box-shadow: var(--c-shadow-md);
  border-color: var(--c-primary);
  text-decoration: none;
  color: var(--c-text);
}
.mooc-module-card.completed {
  background: var(--c-success-bg);
  border-color: var(--c-success);
}
.mmc-eyebrow {
  font-size: 0.75em;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-primary);
  text-transform: uppercase;
  margin-bottom: 0.5em;
}
.mmc-title {
  font-size: 1.15em;
  font-weight: 700;
  margin: 0 0 0.6em 0;
  line-height: 1.25;
  color: var(--c-text);
}
.mmc-summary {
  font-size: 0.92em;
  color: var(--c-text-muted);
  line-height: 1.45;
  flex-grow: 1;
  margin-bottom: 1em;
}
.card-progress {
  height: 4px;
  background: var(--c-bg-card-soft);
  border-radius: 999px;
  overflow: hidden;
  margin-top: auto;
}
.card-progress-fill {
  height: 100%;
  background: var(--c-primary);
  transition: width 0.3s;
}
.mooc-module-card.completed .card-progress-fill {
  background: var(--c-success);
  width: 100% !important;
}

/* Overall progress on home */
.overall-progress {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  padding: 1.4em 1.6em;
  margin: 2em 0;
}
.overall-progress h3 {
  margin: 0 0 0.8em 0;
}
#overall-progress-bar {
  height: 8px;
  background: var(--c-bg-card-soft);
  border-radius: 999px;
  overflow: hidden;
}
#overall-progress-fill {
  height: 100%;
  background: var(--c-primary);
  transition: width 0.3s;
}
#overall-progress-stats {
  font-size: 0.9em;
  color: var(--c-text-muted);
  margin-top: 0.6em;
}

/* ============ DARK MODE ============ */
[data-md-color-scheme="slate"] {
  --c-bg: #0F1A2E;
  --c-bg-soft: #1A2440;
  --c-bg-card: #1A2440;
  --c-bg-card-soft: #1F2A4A;
  --c-text: #F0F2F8;
  --c-text-muted: #B0B6C8;
  --c-text-light: #8088A0;
  --c-border: #2E3855;
  --c-primary-light: rgba(0, 86, 210, 0.18);
  --md-default-bg-color: #0F1A2E;
}
[data-md-color-scheme="slate"] .md-header,
[data-md-color-scheme="slate"] .md-tabs,
[data-md-color-scheme="slate"] .md-sidebar--primary,
[data-md-color-scheme="slate"] .md-content__inner {
  background-color: var(--c-bg) !important;
}
[data-md-color-scheme="slate"] .md-typeset code {
  background: var(--c-bg-soft);
  color: #FF8A80;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .md-content__inner { padding: 1.2em 1em 3em 1em; }
  .cph-title { font-size: 1.6em; }
  .learn-card-body { padding: 1em; }
  .flashcards-display { height: 200px; }
  .module-nav { flex-direction: column; }
  .module-nav a { width: 100%; text-align: center; }
}

/* ============ QUIZ FINALE — GATE / LUCCHETTO ============ */
.quiz-gate { max-width: 720px; margin: 1.6em auto; }
.quiz-gate .gate-locked,
.quiz-gate .gate-unlocked {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  padding: 2.4em 2em;
  text-align: center;
}
.quiz-gate .gate-unlocked { display: none; }
.quiz-gate.unlocked .gate-locked { display: none; }
.quiz-gate.unlocked .gate-unlocked { display: block; }

.lock-icon, .unlock-icon {
  font-size: 4em;
  line-height: 1;
  margin-bottom: 0.4em;
  filter: grayscale(20%);
}
.unlock-icon { animation: bounce 0.6s ease; }
@keyframes bounce {
  0% { transform: scale(0.5); opacity: 0; }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

.quiz-gate h2 {
  margin: 0.4em 0 0.8em 0;
  font-size: 1.5em;
  color: var(--c-text);
  text-align: center;
}
.gate-locked p, .gate-locked ul { text-align: left; }

.gate-progress {
  margin: 1.8em 0;
  background: var(--c-bg-card-soft);
  padding: 1em 1.2em;
  border-radius: var(--c-radius-sm);
}
.gate-progress-bar {
  height: 10px;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  overflow: hidden;
}
.gate-progress-fill {
  height: 100%;
  background: var(--c-primary);
  transition: width 0.5s ease;
  width: 0%;
}
.gate-progress-stats {
  margin-top: 0.6em;
  font-size: 0.9em;
  color: var(--c-text-muted);
  font-weight: 600;
}

.gate-missing {
  text-align: left;
  list-style: none;
  padding: 0;
  margin: 1em 0;
}
.gate-missing li {
  padding: 0.5em 0.9em;
  margin: 0.3em 0;
  background: var(--c-bg-card-soft);
  border-radius: var(--c-radius-sm);
  font-size: 0.92em;
  border-left: 3px solid #cf222e;
}
.gate-missing li.done {
  border-left-color: var(--c-success);
  background: var(--c-success-bg);
  text-decoration: line-through;
  opacity: 0.7;
}
.gate-missing li::before {
  content: "○ ";
  color: #cf222e;
  font-weight: bold;
  margin-right: 0.4em;
}
.gate-missing li.done::before {
  content: "✓ ";
  color: var(--c-success);
}

.gate-unlocked p, .gate-unlocked ul { text-align: left; }
.gate-unlocked strong { color: var(--c-primary); }

.gate-cta { text-align: center; margin: 2em 0 1em 0; }
.gate-button {
  font-size: 1.1em !important;
  padding: 0.85em 2em !important;
}

/* Le icone lucchetto/🎓 del quiz finale sono gestite dinamicamente dal JS
   in buildCustomSidebar(): non servono ::before CSS per evitare il doppio. */

/* ============ AUTH BOX (dentro .mooc-toolbar) ============ */
.mooc-auth-box {
  display: flex; align-items: center; gap: 8px;
}
.mooc-auth-box .auth-user {
  display: flex; align-items: center; gap: 6px;
  background: white; border: 1px solid var(--c-border);
  border-radius: 999px; padding: 3px 4px 3px 4px;
  box-shadow: var(--c-shadow-md);
  font-size: 0.82em;
  height: 32px;
}
.mooc-auth-box .auth-user img,
.mooc-auth-box .auth-avatar-fallback {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--c-primary); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.8em;
  flex-shrink: 0;
}
.mooc-auth-box .auth-user img { object-fit: cover; }
.mooc-auth-box .auth-name {
  max-width: 140px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  font-weight: 600; color: var(--c-text);
  padding: 0 4px;
}
@media (max-width: 500px) {
  .mooc-auth-box .auth-name { max-width: 70px; font-size: 0.85em; }
}
.mooc-auth-box .auth-edit,
.mooc-auth-box .auth-reset,
.mooc-auth-box .auth-logout {
  background: transparent; border: 0; cursor: pointer;
  color: var(--c-text-muted); font-size: 0.9em;
  line-height: 1; padding: 5px 7px;
  border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.mooc-auth-box .auth-edit:hover { background: var(--c-bg-soft); color: var(--c-primary); }
.mooc-auth-box .auth-reset:hover { background: #FFF4E0; color: #D97706; }
.mooc-auth-box .auth-logout:hover { color: #c81f1f; }
[data-md-color-scheme="slate"] .mooc-auth-box .auth-user {
  background: #1f2937; border-color: #374151;
}
[data-md-color-scheme="slate"] .mooc-auth-box .auth-name { color: #f3f4f6; }
[data-md-color-scheme="slate"] .mooc-auth-box .auth-edit,
[data-md-color-scheme="slate"] .mooc-auth-box .auth-reset { color: #cbd5e1; }
[data-md-color-scheme="slate"] .mooc-auth-box .auth-edit:hover { background: #374151; }
[data-md-color-scheme="slate"] .mooc-auth-box .auth-reset:hover { background: #4b3a1f; color: #fbbf24; }
.mooc-auth-box .auth-signin {
  background: var(--c-primary); color: white;
  border: 0; border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85em; font-weight: 600;
  cursor: pointer;
  box-shadow: var(--c-shadow-sm);
}
.mooc-auth-box .auth-signin:hover { background: var(--c-primary-dark); }

/* ============ MODALE IDENTIFICAZIONE CORSISTA ============ */
.mooc-user-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
  z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: mum-fade-in 0.2s ease;
}
body.mooc-modal-open { overflow: hidden; }
@keyframes mum-fade-in { from { opacity: 0; } to { opacity: 1; } }
.mooc-user-modal {
  background: var(--c-bg-card, white);
  color: var(--c-text);
  border-radius: var(--c-radius-lg, 12px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
  max-width: 520px; width: 100%;
  padding: 32px 32px 24px;
  animation: mum-pop-in 0.22s cubic-bezier(.2,.9,.3,1.2);
}
@keyframes mum-pop-in {
  from { transform: scale(0.95) translateY(8px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.mooc-user-modal h2 {
  margin: 0 0 12px;
  font-size: 1.5em; font-weight: 700;
  color: var(--c-text);
}
.mooc-user-modal p {
  color: var(--c-text-muted);
  font-size: 0.95em;
  line-height: 1.5;
  margin: 0 0 16px;
}
.mooc-user-modal form { display: flex; flex-direction: column; gap: 14px; }
.mooc-user-modal label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 0.88em; font-weight: 600;
  color: var(--c-text);
}
.mooc-user-modal input {
  font: inherit; font-weight: 400;
  padding: 10px 12px;
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md, 8px);
  background: var(--c-bg);
  color: var(--c-text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.mooc-user-modal input:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(0, 86, 210, 0.15);
}
.mooc-user-modal .mum-err {
  color: #c81f1f; font-size: 0.88em; font-weight: 500;
  min-height: 1em;
}
.mooc-user-modal .mum-actions {
  display: flex; justify-content: flex-end; gap: 10px;
  margin-top: 4px;
}
.mooc-user-modal .mum-actions button {
  font: inherit; font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--c-radius-md, 8px);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s, transform 0.05s;
}
.mooc-user-modal .mum-actions button:active { transform: translateY(1px); }
.mooc-user-modal #mum-submit {
  background: var(--c-primary); color: white;
}
.mooc-user-modal #mum-submit:hover { background: var(--c-primary-dark); }
.mooc-user-modal #mum-cancel {
  background: transparent; color: var(--c-text-muted);
  border-color: var(--c-border);
}
.mooc-user-modal #mum-cancel:hover { background: var(--c-bg-soft); }
.mooc-user-modal .mum-privacy {
  margin-top: 18px;
  font-size: 0.8em;
  color: var(--c-text-light);
  border-top: 1px solid var(--c-border);
  padding-top: 12px;
}

/* ============ Quiz Finale: blocco dati corsista ============ */
.gate-user-info { margin: 16px 0; }
.gate-user-card {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: var(--c-primary-light, #E7F1FE);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--c-radius-md, 8px);
  font-size: 0.95em;
}
.gate-user-card.gate-user-missing {
  background: #FFF4E0; border-left-color: #D97706;
}
.gate-user-card .gate-user-school { color: var(--c-text-muted); }
.gate-user-card .gate-user-edit {
  background: transparent; border: 1px solid var(--c-primary);
  color: var(--c-primary);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.85em; font-weight: 600;
  cursor: pointer; margin-left: auto;
}
.gate-user-card .gate-user-edit:hover { background: var(--c-primary); color: white; }
.gate-user-note {
  font-size: 0.85em;
  color: var(--c-text-muted);
  margin: 8px 0 0;
}

/* Theme scuro: modale */
[data-md-color-scheme="slate"] .mooc-user-modal {
  background: #1f2937;
  color: #f3f4f6;
}
[data-md-color-scheme="slate"] .mooc-user-modal h2 { color: #f3f4f6; }
[data-md-color-scheme="slate"] .mooc-user-modal p { color: #cbd5e1; }
[data-md-color-scheme="slate"] .mooc-user-modal label { color: #f3f4f6; }
[data-md-color-scheme="slate"] .mooc-user-modal input {
  background: #111827; border-color: #374151; color: #f3f4f6;
}
[data-md-color-scheme="slate"] .mooc-user-modal .mum-privacy {
  color: #94a3b8; border-color: #374151;
}

/* ============================================================
   PAGINA GLOSSARIO DEDICATA — stile WIKI
   ============================================================ */
.gloss-intro {
  font-size: 1.0em;
  color: var(--c-text-muted);
  line-height: 1.55;
  margin: 0.8em 0 1.4em;
  max-width: 820px;
}
.gloss-toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 0 0 1.4em;
}
.gloss-search {
  flex: 1;
  padding: 11px 16px;
  font: inherit;
  font-size: 1em;
  border: 1.5px solid var(--c-border);
  border-radius: 999px;
  background: var(--c-bg);
  color: var(--c-text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  max-width: 520px;
}
.gloss-search:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(0, 86, 210, 0.15);
}
.gloss-count {
  font-size: 0.88em;
  color: var(--c-text-muted);
  font-weight: 500;
  white-space: nowrap;
}
.gloss-az {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin: 0 0 2em;
  padding: 0.8em 1em;
  background: var(--c-bg-soft);
  border-radius: var(--c-radius-md);
  border: 1px solid var(--c-border);
}
.md-typeset .gloss-az a,
.gloss-az a {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 32px; height: 32px;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  font-weight: 700;
  color: var(--c-primary) !important;
  text-decoration: none !important;
  font-size: 0.92em;
  transition: background 0.12s, border-color 0.12s;
}
.gloss-az a:hover {
  background: var(--c-primary);
  color: white !important;
  border-color: var(--c-primary);
}
.gloss-letter {
  font-size: 2em !important;
  color: var(--c-primary) !important;
  border-bottom: 3px solid var(--c-primary);
  padding-bottom: 0.2em !important;
  margin: 1.6em 0 0.6em !important;
  scroll-margin-top: 70px;
}
.gloss-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.gloss-entry {
  padding: 1em 1.1em;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-bg);
  transition: background 0.12s;
  scroll-margin-top: 70px;
}
.gloss-entry:hover { background: var(--c-bg-soft); }
.gloss-entry.hidden,
.gloss-letter.hidden { display: none; }
.gloss-term {
  font-weight: 700;
  font-size: 1.08em;
  color: var(--c-primary);
  margin-bottom: 0.35em;
}
.gloss-desc {
  font-size: 0.96em;
  line-height: 1.55;
  color: var(--c-text);
}
.gloss-desc a {
  color: var(--c-primary);
  text-decoration: underline;
}
.gloss-fonte {
  display: block;
  margin-top: 0.55em;
  font-size: 0.82em;
  color: var(--c-text-muted);
  font-style: italic;
}
/* Match highlight su search */
.gloss-entry mark {
  background: #FFF59D;
  color: inherit;
  padding: 0 2px;
  border-radius: 2px;
}

[data-md-color-scheme="slate"] .gloss-search {
  background: #111827; border-color: #374151; color: #f3f4f6;
}
[data-md-color-scheme="slate"] .gloss-az {
  background: #1f2937; border-color: #374151;
}
[data-md-color-scheme="slate"] .gloss-az a {
  background: #111827; border-color: #374151; color: #60a5fa !important;
}
[data-md-color-scheme="slate"] .gloss-letter { color: #60a5fa !important; border-color: #60a5fa; }
[data-md-color-scheme="slate"] .gloss-entry { background: transparent; border-color: #374151; }
[data-md-color-scheme="slate"] .gloss-entry:hover { background: #1f2937; }
[data-md-color-scheme="slate"] .gloss-term { color: #60a5fa; }
[data-md-color-scheme="slate"] .gloss-fonte { color: #94a3b8; }


/* ============================================================
   LEGGIBILITÀ DISPENSE — bold + highlighter
   ============================================================ */

/* Effetto evidenziatore giallo per i concetti fondamentali */
.md-typeset mark,
.learn-card-body mark {
  background: linear-gradient(180deg, transparent 55%, #FFF59D 55%, #FFE56B 95%, transparent 95%);
  color: inherit;
  padding: 0 0.1em;
  font-weight: 500;
  border-radius: 1px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.md-typeset mark strong,
.learn-card-body mark strong {
  color: var(--c-text);
}

/* Bold con leggero contrasto in più: stacca i concetti chiave dal testo */
.md-typeset strong,
.learn-card-body strong {
  color: var(--c-text);
  font-weight: 700;
}
/* Bold all'interno di una frase evidenziata: stacca ancora di più */
.md-typeset mark strong {
  color: #5D4037;          /* marrone scuro su giallo, contrasto AA */
}

/* Dark mode */
[data-md-color-scheme="slate"] .md-typeset mark,
[data-md-color-scheme="slate"] .learn-card-body mark {
  background: linear-gradient(180deg, transparent 55%, rgba(255, 230, 90, 0.45) 55%, rgba(255, 210, 60, 0.55) 95%, transparent 95%);
  color: #fff;
}
[data-md-color-scheme="slate"] .md-typeset mark strong {
  color: #FFF59D;
}
[data-md-color-scheme="slate"] .md-typeset strong { color: #f3f4f6; }


/* ============================================================
   HOMEPAGE — Google Skills inspired
   ============================================================ */
.gs-hero {
  margin: -2em -2em 2em -2em;
  padding: 4em 2em 3em;
  background:
    radial-gradient(ellipse at 80% -10%, rgba(54, 129, 228, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 0% 110%, rgba(42, 142, 90, 0.12) 0%, transparent 55%),
    linear-gradient(180deg, #F8FAFC 0%, var(--c-bg) 100%);
  border-bottom: 1px solid var(--c-border);
  text-align: center;
}
.gs-hero-inner {
  max-width: 820px;
  margin: 0 auto;
}
.gs-hero-eyebrow {
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-primary);
  text-transform: uppercase;
  margin-bottom: 1em;
}
.gs-hero-title {
  font-size: clamp(2.2em, 4.5vw, 3.4em);
  line-height: 1.1;
  font-weight: 800;
  margin: 0 0 0.5em;
  color: var(--c-text);
  letter-spacing: -0.02em;
}
.gs-hero-title strong {
  background: linear-gradient(135deg, var(--c-primary) 0%, #6B4FE0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}
.gs-hero-sub {
  font-size: 1.25em;
  font-weight: 500;
  color: var(--c-text);
  margin: 0.8em 0 0.4em;
}
.gs-hero-desc {
  font-size: 1.0em;
  color: var(--c-text-muted);
  line-height: 1.55;
  max-width: 680px;
  margin: 0.6em auto 0;
}
.gs-hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 2em 0 1.6em;
}
.gs-hero-chips {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1em;
}
.gs-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 0.82em;
  color: var(--c-text);
  font-weight: 500;
}

/* Pulsanti Google Skills style */
.gs-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 12px 22px;
  font-size: 0.95em;
  font-weight: 600;
  text-decoration: none !important;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: background 0.15s, transform 0.05s, box-shadow 0.15s;
}
.gs-btn-primary {
  background: var(--c-primary);
  color: white !important;
  box-shadow: 0 2px 8px rgba(0, 86, 210, 0.25);
}
.gs-btn-primary:hover {
  background: var(--c-primary-dark);
  box-shadow: 0 4px 14px rgba(0, 86, 210, 0.35);
}
.gs-btn-ghost {
  background: white;
  color: var(--c-primary) !important;
  border-color: var(--c-border);
}
.gs-btn-ghost:hover {
  background: var(--c-primary-light);
  border-color: var(--c-primary);
}
.gs-btn:active { transform: translateY(1px); }

/* Stats section */
.gs-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1em;
  margin: 3em 0 2.5em;
  padding: 0;
}
@media (max-width: 900px) {
  .gs-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .gs-stats { grid-template-columns: 1fr; }
}
.gs-stat {
  text-align: center;
  padding: 1.6em 1em;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  transition: transform 0.15s, box-shadow 0.15s;
}
.gs-stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--c-shadow-md);
  border-color: var(--c-primary);
}
.gs-stat-num {
  font-size: 2.6em;
  font-weight: 800;
  color: var(--c-primary);
  line-height: 1;
  margin-bottom: 0.3em;
}
.gs-stat-label {
  font-size: 0.85em;
  color: var(--c-text-muted);
  line-height: 1.4;
}

/* Section lead */
.gs-section-lead {
  font-size: 1.05em;
  color: var(--c-text-muted);
  max-width: 720px;
  margin: 0 0 1.4em;
  line-height: 1.55;
}

/* Module cards: aggiornamento per Google Skills look */
.mooc-module-card {
  position: relative;
  display: flex !important;
  flex-direction: column;
  gap: 0.4em;
  padding: 1.4em 1.5em 1.3em 1.5em !important;
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  background: var(--c-bg-card);
  text-decoration: none !important;
  color: var(--c-text);
  transition: transform 0.15s, box-shadow 0.18s, border-color 0.18s;
}
.mooc-module-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.08);
  border-color: var(--c-primary);
}
.mmc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.3em;
}
.mmc-eyebrow {
  font-size: 0.72em;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-primary);
  text-transform: uppercase;
}
.mmc-duration {
  font-size: 0.78em;
  font-weight: 600;
  color: var(--c-text-muted);
  background: var(--c-bg-soft);
  padding: 3px 8px;
  border-radius: 999px;
}
.mmc-cta {
  margin-top: auto;
  padding-top: 0.8em;
  font-size: 0.88em;
  font-weight: 600;
  color: var(--c-primary);
}

/* Features grid */
.gs-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1em;
  margin: 1.4em 0 2.4em;
}
@media (max-width: 900px) {
  .gs-features { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  .gs-features { grid-template-columns: 1fr; }
}
.gs-feature {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  padding: 1.2em 1.1em;
}
.gs-feature-icon {
  font-size: 1.8em;
  margin-bottom: 0.4em;
  line-height: 1;
}
.gs-feature h3 {
  margin: 0 0 0.3em;
  font-size: 1.0em;
  font-weight: 700;
  color: var(--c-text);
}
.gs-feature p {
  margin: 0;
  font-size: 0.86em;
  color: var(--c-text-muted);
  line-height: 1.5;
}

/* Credentials section */
.gs-credentials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4em;
  margin: 1.4em 0 3em;
}
@media (max-width: 900px) {
  .gs-credentials { grid-template-columns: 1fr; }
}
.gs-cred-card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  padding: 1.8em 1.6em;
  position: relative;
  transition: transform 0.15s, box-shadow 0.15s;
}
.gs-cred-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--c-shadow-md);
}
.gs-cred-icon {
  font-size: 2.4em;
  margin-bottom: 0.4em;
  line-height: 1;
}
.gs-cred-card h3 {
  margin: 0 0 0.5em;
  font-size: 1.18em;
  font-weight: 700;
  color: var(--c-text);
}
.gs-cred-card p {
  font-size: 0.92em;
  color: var(--c-text-muted);
  line-height: 1.55;
  margin: 0 0 1.2em;
}
.gs-cred-meta {
  font-size: 0.82em;
  color: var(--c-text-light);
  padding-top: 0.9em;
  border-top: 1px solid var(--c-border);
}

/* Final CTA */
.gs-final-cta {
  margin: 3em -2em -4em -2em;
  padding: 3.5em 2em 4em;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(0, 86, 210, 0.08) 0%, transparent 60%),
    var(--c-bg-soft);
  text-align: center;
  border-top: 1px solid var(--c-border);
}
.gs-final-cta h2 {
  font-size: 2em;
  font-weight: 800;
  margin: 0 0 0.4em;
  border: 0;
}
.gs-final-cta p {
  max-width: 580px;
  margin: 0 auto 1.6em;
  color: var(--c-text-muted);
  font-size: 1.05em;
}
.gs-final-cta-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Dark mode adjustments */
[data-md-color-scheme="slate"] .gs-hero {
  background:
    radial-gradient(ellipse at 80% -10%, rgba(96, 165, 250, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 0% 110%, rgba(74, 222, 128, 0.12) 0%, transparent 55%),
    linear-gradient(180deg, #1a2030 0%, #0f1419 100%);
}
[data-md-color-scheme="slate"] .gs-hero-title { color: #f3f4f6; }
[data-md-color-scheme="slate"] .gs-hero-desc { color: #cbd5e1; }
[data-md-color-scheme="slate"] .gs-chip {
  background: #1f2937;
  border-color: #374151;
  color: #f3f4f6;
}
[data-md-color-scheme="slate"] .gs-stat,
[data-md-color-scheme="slate"] .gs-feature,
[data-md-color-scheme="slate"] .gs-cred-card {
  background: #1f2937;
  border-color: #374151;
}
[data-md-color-scheme="slate"] .gs-stat-num { color: #60a5fa; }
[data-md-color-scheme="slate"] .gs-feature h3,
[data-md-color-scheme="slate"] .gs-cred-card h3 { color: #f3f4f6; }
[data-md-color-scheme="slate"] .gs-final-cta { background: #1a2030; border-color: #374151; }
[data-md-color-scheme="slate"] .gs-final-cta h2 { color: #f3f4f6; }
[data-md-color-scheme="slate"] .gs-btn-ghost {
  background: #1f2937;
  color: #60a5fa !important;
  border-color: #374151;
}

/* ============================================================
   PROMPT LAB — bottone fluttuante + drawer per provare prompt
   ============================================================ */
.mooc-pl-fab {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9970;
  background: linear-gradient(135deg, var(--c-primary) 0%, #6B4FE0 100%);
  color: white;
  border: 0;
  border-radius: 999px;
  padding: 12px 20px 12px 16px;
  font-size: 0.95em;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 6px 24px rgba(0, 86, 210, 0.35);
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
}
.mooc-pl-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 86, 210, 0.45);
}
.mooc-pl-fab:active { transform: translateY(0); }
.mooc-pl-fab.hidden { opacity: 0; pointer-events: none; transform: scale(0.8); }
@media (max-width: 600px) {
  .mooc-pl-fab-label { display: none; }
  .mooc-pl-fab { padding: 12px; }
}

.mooc-pl-drawer {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9971;
  width: 400px; max-width: calc(100vw - 32px);
  background: white;
  border-radius: var(--c-radius-lg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
  padding: 18px 18px 16px;
  transform: scale(0.85) translateY(20px);
  opacity: 0;
  pointer-events: none;
  transform-origin: bottom right;
  transition: transform 0.22s cubic-bezier(.2,.9,.3,1.2), opacity 0.18s;
}
.mooc-pl-drawer.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.mooc-pl-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 0.4em;
}
.mooc-pl-header h3 {
  margin: 0; font-size: 1.1em; font-weight: 700;
  color: var(--c-text);
}
.mooc-pl-close {
  background: transparent; border: 0; cursor: pointer;
  font-size: 1.5em; line-height: 1; color: var(--c-text-muted);
  padding: 2px 8px; border-radius: 999px;
}
.mooc-pl-close:hover { background: var(--c-bg-soft); color: var(--c-text); }
.mooc-pl-hint {
  font-size: 0.82em;
  color: var(--c-text-muted);
  line-height: 1.45;
  margin: 0 0 10px;
}
.mooc-pl-hint kbd {
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 0.85em;
  font-family: ui-monospace, monospace;
}
.mooc-pl-ta {
  width: 100%;
  font: inherit;
  font-size: 0.9em;
  line-height: 1.4;
  border: 1.5px solid var(--c-border);
  border-radius: var(--c-radius-sm);
  padding: 10px 12px;
  resize: vertical;
  min-height: 100px;
  background: var(--c-bg);
  color: var(--c-text);
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.15s;
}
.mooc-pl-ta:focus { border-color: var(--c-primary); }
.mooc-pl-actions {
  display: flex; flex-direction: column; gap: 6px;
  margin-top: 12px;
}
.mooc-pl-actions-sec {
  display: flex; gap: 6px;
  margin-top: 8px;
  border-top: 1px solid var(--c-border);
  padding-top: 8px;
}
.mooc-pl-go {
  border: 0;
  border-radius: var(--c-radius-sm);
  padding: 9px 14px;
  font: inherit;
  font-size: 0.9em;
  font-weight: 600;
  color: white;
  cursor: pointer;
  text-align: left;
  transition: opacity 0.12s, transform 0.05s;
}
.mooc-pl-go:hover { opacity: 0.92; }
.mooc-pl-go:active { transform: translateY(1px); }
.mooc-pl-go-gemini  { background: linear-gradient(90deg, #4796E6 0%, #6B4FE0 100%); }
.mooc-pl-go-gpt     { background: #10A37F; }
.mooc-pl-go-claude  { background: #D97757; }
.mooc-pl-copy,
.mooc-pl-clear {
  flex: 1;
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-sm);
  padding: 6px 10px;
  font: inherit;
  font-size: 0.82em;
  color: var(--c-text-muted);
  cursor: pointer;
}
.mooc-pl-copy:hover,
.mooc-pl-clear:hover { background: var(--c-bg-soft); color: var(--c-text); }
.mooc-pl-footer {
  margin: 10px 0 0;
  font-size: 0.74em;
  color: var(--c-text-light);
}

/* Dark mode */
[data-md-color-scheme="slate"] .mooc-pl-drawer {
  background: #1f2937;
  color: #f3f4f6;
}
[data-md-color-scheme="slate"] .mooc-pl-header h3 { color: #f3f4f6; }
[data-md-color-scheme="slate"] .mooc-pl-hint { color: #cbd5e1; }
[data-md-color-scheme="slate"] .mooc-pl-ta {
  background: #111827; border-color: #374151; color: #f3f4f6;
}
[data-md-color-scheme="slate"] .mooc-pl-copy,
[data-md-color-scheme="slate"] .mooc-pl-clear {
  color: #cbd5e1; border-color: #374151;
}
[data-md-color-scheme="slate"] .mooc-pl-actions-sec { border-color: #374151; }
[data-md-color-scheme="slate"] .mooc-pl-footer { color: #94a3b8; }

/* ============================================================
   OTTIMIZZAZIONI MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
  /* Safe area iOS */
  body { padding-bottom: env(safe-area-inset-bottom); }

  /* Content padding ridotto, full-width */
  .md-content__inner {
    padding: 1.2em 0.9em 3em 0.9em !important;
  }

  /* HERO homepage: padding compatto */
  .gs-hero {
    margin: -1.2em -0.9em 1.4em -0.9em;
    padding: 2.4em 1em 2em;
  }
  .gs-hero-title { font-size: clamp(1.8em, 8vw, 2.4em); line-height: 1.15; }
  .gs-hero-sub { font-size: 1.05em; }
  .gs-hero-desc { font-size: 0.92em; }
  .gs-hero-cta { flex-direction: column; gap: 8px; }
  .gs-hero-cta .gs-btn { width: 100%; justify-content: center; padding: 14px 18px; }
  .gs-hero-chips { gap: 6px; }
  .gs-chip { font-size: 0.75em; padding: 4px 9px; }

  /* Stats compatte */
  .gs-stats { gap: 0.6em; margin: 1.6em 0; }
  .gs-stat { padding: 1.1em 0.6em; }
  .gs-stat-num { font-size: 1.9em; }
  .gs-stat-label { font-size: 0.75em; }

  /* Final CTA: bottoni a colonna */
  .gs-final-cta {
    margin: 2em -0.9em -3em -0.9em;
    padding: 2.4em 1em 2.6em;
  }
  .gs-final-cta h2 { font-size: 1.5em; }
  .gs-final-cta-buttons { flex-direction: column; gap: 8px; }
  .gs-final-cta-buttons .gs-btn { width: 100%; justify-content: center; }

  /* Module cards homepage: padding ridotto */
  .mooc-module-card { padding: 1.1em 1.1em !important; }
  .mmc-title { font-size: 1em; }
  .mmc-summary { font-size: 0.85em; }

  /* Features / Credentials: padding ridotto */
  .gs-feature { padding: 0.9em 0.9em; }
  .gs-cred-card { padding: 1.3em 1.1em; }
  .gs-cred-card h3 { font-size: 1.05em; }
  .gs-cred-card p { font-size: 0.86em; }

  /* HEADER toolbar: tutto piccolo + name nascosto su <500px (già fatto) */
  .mooc-toolbar {
    top: 50px;
    right: 6px;
    gap: 4px;
  }
  .mooc-fs-toggle { height: 30px; padding: 1px; }
  .mooc-fs-toggle .fs-btn { width: 26px; height: 26px; }
  .mooc-fs-toggle .fs-label { min-width: 30px; font-size: 0.68em; }
  .mooc-auth-box .auth-user { height: 30px; padding: 2px 4px; font-size: 0.78em; }
  .mooc-auth-box .auth-user img,
  .mooc-auth-box .auth-avatar-fallback { width: 22px; height: 22px; }
  .mooc-auth-box .auth-edit, .mooc-auth-box .auth-reset { padding: 3px 5px; font-size: 0.85em; }

  /* Course page header (in modulo) compatto */
  .course-page-header { padding: 1em 0 0.8em; margin-top: 2.4em; }
  .cph-title { font-size: 1.5em !important; line-height: 1.2; }
  .cph-summary { font-size: 0.95em; }
  .cph-meta { gap: 0.4em; }
  .cph-meta-item { font-size: 0.82em; padding: 3px 8px; }

  /* Learn cards: padding ridotto */
  .learn-card-body { padding: 0.9em 0.8em 1em !important; }
  .learn-card-header { padding: 0.8em 0.9em !important; font-size: 1.05em !important; }

  /* Quiz options: testo + tap target più grandi */
  .quiz-options label { padding: 0.9em 0.8em; font-size: 0.95em; }
  .quiz-q-text { font-size: 0.98em; }
  .quiz-actions { flex-direction: column; gap: 8px; align-items: stretch; }
  .quiz-actions .learn-btn { width: 100%; padding: 12px; }

  /* Flashcards: dimensione adattata */
  .flashcards-display { height: 220px; max-width: 100%; }
  .flashcard-face { padding: 1em 1.2em; font-size: 0.95em; }
  .flashcard-front { font-size: 1.3em; }
  .flashcard-front .flashcard-text { font-size: 1.15em; }
  .flashcards-controls { gap: 6px; }
  .flashcards-controls .learn-btn { padding: 8px 12px; font-size: 0.82em; }

  /* Slide stage più compatto */
  .slide-stage { min-height: 220px; aspect-ratio: 16/9; }
  .slide-controls { flex-wrap: wrap; gap: 6px; justify-content: center; }
  .slide-controls .learn-btn { padding: 8px 12px; font-size: 0.82em; }

  /* Glossario popup: full-width su mobile */
  .g-popup { width: calc(100vw - 24px); max-width: none; left: 12px !important; }

  /* Audio player: full width */
  audio { width: 100% !important; }

  /* Prompt Lab drawer: full-width */
  .mooc-pl-drawer {
    width: calc(100vw - 16px);
    max-width: none;
    right: 8px; bottom: 8px;
  }
  .mooc-pl-fab { bottom: 14px; right: 14px; padding: 12px 14px; }
  .mooc-pl-ta { min-height: 120px; }

  /* Modale login: full-screen e con safe-area */
  .mooc-user-modal-overlay { padding: 0; align-items: flex-start; }
  .mooc-user-modal {
    border-radius: 0;
    max-width: 100%;
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    padding: max(24px, env(safe-area-inset-top, 24px)) 22px 22px;
  }
  .mooc-user-modal h2 { font-size: 1.3em; }
  .mooc-user-modal input { padding: 12px; font-size: 16px; /* evita zoom iOS */ }
  .mooc-user-modal .mum-actions { flex-direction: column-reverse; gap: 8px; }
  .mooc-user-modal .mum-actions button { width: 100%; padding: 13px; }

  /* Video tutorial: meta ancora più compatti su mobile (1 col) */
  .vt-title { font-size: 0.95em; }
  .vt-desc { font-size: 0.85em; -webkit-line-clamp: 3; }

  /* Quiz gate (finale) */
  .quiz-gate { margin: 1em 0; padding: 1.2em 1em; }
  .quiz-gate h2 { font-size: 1.3em; }

  /* Tabelle scroll orizzontale invece di overflow */
  .md-typeset table { display: block; overflow-x: auto; max-width: 100%; }
}

/* SCHERMI MOLTO PICCOLI (≤ 380px) */
@media (max-width: 380px) {
  .gs-hero-title { font-size: 1.7em; }
  .cph-title { font-size: 1.3em !important; }
  .mooc-fs-toggle .fs-label { display: none; }
  .mooc-auth-box .auth-name { display: none; }
  .mmc-eyebrow { font-size: 0.7em; }
}

/* INPUT FONT SIZE — su iOS Safari, input < 16px scatena auto-zoom.
   Forziamo a 16px su mobile per tutti gli input/textarea del MOOC. */
@media (max-width: 768px) {
  input[type="text"], input[type="email"], input[type="search"],
  textarea, select {
    font-size: 16px !important;
  }
}

/* ============ PRINT ============ */
@media print {
  .md-sidebar, .md-header, .md-tabs, .module-completion, .learn-footer { display: none !important; }
  .learn-card { break-inside: avoid; border: 1px solid #ccc; }
  .gs-hero, .gs-final-cta, .mooc-toolbar, .mooc-pl-fab, .mooc-pl-drawer { display: none !important; }
}


/* ===== Wiki IA a scuola — stile bottone header ===== */
.mmc-wiki-link { opacity: 0.8; transition: opacity .2s; }
.mmc-wiki-link:hover { opacity: 1; }
.mmc-wiki-link svg { width: 1.2rem; height: 1.2rem; fill: currentColor; }

/* ===================== DURABLE FIX: infografiche + popup non clippato ===================== */
/* Infografiche/slide a piena larghezza e intere (no riquadro 16:9) */
.slide-stage{aspect-ratio:auto !important;min-height:0 !important;background:transparent !important;overflow:visible !important;display:block !important}
.slide-img{width:100% !important;height:auto !important;max-height:none !important;border-radius:8px;border:1px solid var(--c-border,#E5E5E5)}
/* Popup glossario non clippato dalle tabelle: ::after disattivato, popup #gloss-pop fixed (vedi extra.js) */
.g-term::after{content:none !important;}
#gloss-pop{position:fixed;z-index:1000;max-width:320px;background:var(--c-text,#1F1F1F);color:#fff;padding:.7em .9em;border-radius:6px;font-size:.86em;line-height:1.45;font-weight:400;box-shadow:0 6px 24px rgba(0,0,0,.28);pointer-events:none;opacity:0;visibility:hidden;transition:opacity .15s;white-space:normal;text-align:left}
#gloss-pop.show{opacity:1;visibility:visible}
/* Testo bianco leggibile sui bottoni primari dentro .md-typeset */
.md-typeset a.learn-btn-primary,.md-typeset .learn-btn-primary,.md-typeset a.gs-btn-primary,.md-typeset .gs-btn-primary{color:#fff !important;text-decoration:none !important}