/* ============================================================================
   components/tutorial.css — Modale « Tutoriel »
   Sommaire (gauche) + contenu (droite) ; encadrés pédagogiques typés ;
   recherche + navigation Précédent/Suivant ; responsive (colonne + sommaire
   en bandeau sur mobile) ; animations douces neutralisées sous
   prefers-reduced-motion.
   Pilotée par js/ui/tutorial-modal.js. Mécanique reprise du centre d'aide de
   La Sucrerie, adaptée à la charte Caramel (bleu #007AFF, fond #F5F5F7).
   ============================================================================ */

/* Jeu de couleurs local, scopé à la modale (aligné sur la charte Caramel). */
.tutorial-modal {
  --tuto-primary: #007AFF;
  --tuto-primary-soft: #e5f1ff;
  --tuto-primary-grad: linear-gradient(135deg, #007AFF 0%, #4aa3ff 100%);
  --tuto-ink: #1d1d1f;
  --tuto-ink-soft: #4b4b52;
  --tuto-muted: #6e6e73;
  --tuto-line: #e2e2e7;
  --tuto-surface: #ffffff;
  --tuto-surface-alt: #f5f5f7;
  --tuto-surface-low: #ececf0;
  --tuto-radius: 14px;
  --tuto-radius-sm: 8px;
}

/* ── Fond plein écran ────────────────────────────────────────────────────── */
.tutorial-modal {
  display: none;               /* affiché en flex par le JS */
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(0, 0, 0, 0.6);
  padding: clamp(8px, 3vh, 40px) clamp(8px, 3vw, 40px);
  align-items: center;
  justify-content: center;
}

/* ── Cadre de la modale ──────────────────────────────────────────────────── */
.tutorial-modal__dialog {
  display: flex;
  flex-direction: column;
  width: min(1040px, 100%);
  height: min(86vh, 780px);
  background: var(--tuto-surface);
  border-radius: var(--tuto-radius);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  animation: tutorial-pop 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
@keyframes tutorial-pop {
  from { opacity: 0; transform: translateY(12px) scale(0.99); }
  to   { opacity: 1; transform: none; }
}

/* ── En-tête ─────────────────────────────────────────────────────────────── */
.tutorial-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem 0.9rem 1.5rem;
  border-bottom: 1px solid var(--tuto-line);
  flex-shrink: 0;
}
.tutorial-modal__title {
  margin: 0;
  font-size: clamp(1.05rem, 0.6vw + 0.95rem, 1.35rem);
  font-weight: 800;
  color: var(--tuto-ink);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.tutorial-modal__title svg { color: var(--tuto-primary); flex-shrink: 0; }
.tutorial-modal__logo { width: 28px; height: 28px; flex-shrink: 0; object-fit: contain; border-radius: 6px; }
.tutorial-modal__close {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border: none;
  background: transparent;
  color: var(--tuto-muted);
  font-size: 26px;
  line-height: 1;
  border-radius: 50%;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s, color 0.2s;
}
.tutorial-modal__close:hover { background: var(--tuto-surface-low); color: var(--tuto-ink); }
.tutorial-modal__close:focus-visible { outline: 2px solid var(--tuto-primary); outline-offset: 2px; }

/* ── Corps : deux colonnes ───────────────────────────────────────────────── */
.tutorial-modal__body {
  display: flex;
  flex-direction: row;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

/* ── Sommaire (colonne gauche) ───────────────────────────────────────────── */
.tutorial__toc {
  flex: 0 0 272px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid var(--tuto-line);
  background: var(--tuto-surface-alt);
}
.tutorial__search {
  position: relative;
  padding: 1rem 1rem 0.75rem;
  flex-shrink: 0;
}
.tutorial__search-icon {
  position: absolute;
  left: 1.75rem;
  top: 50%;
  transform: translateY(-25%);
  width: 16px;
  height: 16px;
  color: var(--tuto-muted);
  pointer-events: none;
}
.tutorial__search-input {
  width: 100%;
  font: inherit;
  font-size: 0.9rem;
  color: var(--tuto-ink);
  background: var(--tuto-surface);
  border: 1px solid var(--tuto-line);
  border-radius: 999px;
  padding: 0.5rem 0.875rem 0.5rem 2.25rem;
  transition: border-color 0.2s;
}
.tutorial__search-input:focus { outline: none; border-color: var(--tuto-primary); }

.tutorial__toc-list {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0.5rem 0.75rem;
  overflow-y: auto;
  flex: 1 1 auto;
  scrollbar-width: thin;
  scrollbar-color: #c7c7cc transparent;
}
.tutorial__toc-item { margin: 0; }
.tutorial__toc-item[hidden] { display: none; }

.tutorial__toc-btn {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  width: 100%;
  text-align: left;
  padding: 0.55rem 0.75rem;
  border: none;
  background: transparent;
  border-radius: var(--tuto-radius-sm);
  color: var(--tuto-ink-soft);
  font: inherit;
  font-size: 0.9rem;
  line-height: 1.3;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: background-color 0.2s, color 0.2s;
}
.tutorial__toc-btn:hover { background: var(--tuto-surface-low); color: var(--tuto-ink); }
/* État actif marqué par le fond, la barre bleue et la couleur — PAS par la
   graisse : changer font-weight au clic réélargit/rewrappe le texte et fait
   « sauter » l'item (effet FOUC). On garde donc une graisse constante. */
.tutorial__toc-btn--active {
  background: var(--tuto-primary-soft);
  color: var(--tuto-ink);
  border-left-color: var(--tuto-primary);
}
.tutorial__toc-btn:focus-visible { outline: 2px solid var(--tuto-primary); outline-offset: 1px; }

.tutorial__toc-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  color: var(--tuto-primary);
}
.tutorial__toc-icon svg,
.tutorial__toc-icon img { display: block; }
.tutorial-icon-img { object-fit: contain; }
.tutorial__toc-label { flex: 1; }

.tutorial__no-results {
  padding: 0.5rem 1rem 1rem;
  margin: 0;
  font-size: 0.9rem;
  color: var(--tuto-muted);
  font-style: italic;
}
.tutorial__no-results[hidden] { display: none; }

/* ── Contenu (colonne droite) ────────────────────────────────────────────── */
.tutorial__content {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}
.tutorial__panel {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 1.75rem 2.25rem 2rem;
  scrollbar-width: thin;
  scrollbar-color: #c7c7cc transparent;
}
.tutorial__panel:focus { outline: none; }
.tutorial__panel::-webkit-scrollbar { width: 8px; }
.tutorial__panel::-webkit-scrollbar-thumb { background: #c7c7cc; border-radius: 999px; }

.tutorial__loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 12rem;
}
.tutorial__spinner {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 3px solid var(--tuto-primary-soft);
  border-top-color: var(--tuto-primary);
  animation: tutorial-spin 0.8s linear infinite;
}
@keyframes tutorial-spin { to { transform: rotate(360deg); } }

/* Pied de navigation Précédent / Suivant */
.tutorial__nav {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.875rem 2.25rem 1.125rem;
  border-top: 1px solid var(--tuto-line);
  background: var(--tuto-surface-alt);
}
.tutorial__nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.1rem;
  border: 1px solid var(--tuto-line);
  border-radius: 999px;
  background: var(--tuto-surface);
  color: var(--tuto-ink);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s, opacity 0.2s;
}
.tutorial__nav-btn:hover:not([disabled]) { background: var(--tuto-surface-low); }
.tutorial__nav-btn--next {
  background: var(--tuto-primary);
  border-color: var(--tuto-primary);
  color: #fff;
}
.tutorial__nav-btn--next:hover:not([disabled]) { background: #0067d6; }
.tutorial__nav-btn:focus-visible { outline: 2px solid var(--tuto-primary); outline-offset: 2px; }
.tutorial__nav-btn[disabled] { opacity: 0.4; cursor: default; }
.tutorial__progress {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--tuto-muted);
  letter-spacing: 0.03em;
}

/* ── Typographie du contenu d'un chapitre ────────────────────────────────── */
.tutorial-chapter { transition: opacity 0.28s ease, transform 0.28s ease; }
.tutorial-chapter--enter { opacity: 0; transform: translateY(10px); }

.tutorial-chapter__title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--tuto-ink);
  margin: 0 0 1.25rem;
}
.tutorial-chapter__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--tuto-primary);
}
.tutorial-chapter__icon svg,
.tutorial-chapter__icon img { display: block; }

.tutorial-subhead {
  position: relative;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--tuto-primary);
  margin: 1.75rem 0 0.75rem;
  padding-bottom: 0.4rem;
}
.tutorial-subhead::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 32px; height: 3px;
  background: var(--tuto-primary-grad);
  border-radius: 999px;
}

.tutorial-p {
  margin: 0 0 1rem;
  color: var(--tuto-ink-soft);
  line-height: 1.7;
}
.tutorial-chapter strong { color: var(--tuto-ink); font-weight: 700; }

.tutorial-list,
.tutorial-steps { margin: 0 0 1.25rem; padding: 0; list-style: none; }
.tutorial-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.6rem;
  color: var(--tuto-ink-soft);
  line-height: 1.6;
}
.tutorial-list li::before {
  content: '';
  position: absolute;
  left: 0.25rem; top: 0.62em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--tuto-primary);
}

/* Étapes numérotées */
.tutorial-steps { counter-reset: tuto-step; }
.tutorial-steps li {
  counter-increment: tuto-step;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: 0.85rem;
  min-height: 1.75rem;
  color: var(--tuto-ink-soft);
  line-height: 1.6;
}
.tutorial-steps li::before {
  content: counter(tuto-step);
  position: absolute;
  left: 0; top: 0;
  width: 1.75rem; height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--tuto-primary-grad);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 800;
}

/* ── Encadrés pédagogiques (Astuce / Attention / En clair) ───────────────── */
.tutorial-callout {
  display: flex;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  margin: 0 0 1.25rem;
  border-radius: var(--tuto-radius-sm);
  border-left: 4px solid;
  line-height: 1.6;
}
.tutorial-callout__icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  margin-top: 0.1rem;
}
.tutorial-callout__icon svg { display: block; }
.tutorial-callout__body { flex: 1; min-width: 0; }
.tutorial-callout__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 0.15rem;
}
.tutorial-callout__text { margin: 0; }
.tutorial-callout strong { color: inherit; }

/* Astuce — vert */
.tutorial-callout--tip { background: #e8f6ee; border-left-color: #2e7d52; color: #1f5b3a; }
.tutorial-callout--tip .tutorial-callout__label,
.tutorial-callout--tip .tutorial-callout__icon { color: #2e7d52; }

/* Attention — ambre */
.tutorial-callout--warn { background: #fff4e2; border-left-color: #b5730a; color: #7a4e06; }
.tutorial-callout--warn .tutorial-callout__label,
.tutorial-callout--warn .tutorial-callout__icon { color: #b5730a; }

/* En clair — bleu */
.tutorial-callout--plain { background: #e9f2fb; border-left-color: #2c6da3; color: #1d4d75; }
.tutorial-callout--plain .tutorial-callout__label,
.tutorial-callout--plain .tutorial-callout__icon { color: #2c6da3; }

/* ── Tableaux ────────────────────────────────────────────────────────────── */
.tutorial-table-wrap {
  overflow-x: auto;
  margin: 0 0 1.25rem;
  border-radius: var(--tuto-radius-sm);
  border: 1px solid var(--tuto-line);
}
.tutorial-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.tutorial-table th[scope="col"] {
  background: var(--tuto-primary-soft);
  color: var(--tuto-ink);
  font-weight: 700;
  text-align: left;
}
.tutorial-table th,
.tutorial-table td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--tuto-line);
  vertical-align: top;
  line-height: 1.5;
  color: var(--tuto-ink-soft);
}
.tutorial-table th[scope="row"] { color: var(--tuto-ink); font-weight: 600; white-space: nowrap; }
.tutorial-table tbody tr:last-child th,
.tutorial-table tbody tr:last-child td { border-bottom: none; }

/* ── Captures d'écran (avec repli gracieux si l'image manque) ────────────── */
.tutorial-shot { margin: 0 0 1.5rem; }
.tutorial-shot__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--tuto-radius-sm);
  border: 1px solid var(--tuto-line);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.tutorial-shot__caption {
  margin-top: 0.4rem;
  font-size: 0.9rem;
  color: var(--tuto-muted);
  font-style: italic;
  text-align: center;
}
.tutorial-shot--missing .tutorial-shot__img { display: none; }
.tutorial-shot--missing {
  position: relative;
  border: 2px dashed var(--tuto-line);
  border-radius: var(--tuto-radius-sm);
  padding: 1.5rem 1rem;
  background:
    repeating-linear-gradient(45deg,
      var(--tuto-surface-alt) 0, var(--tuto-surface-alt) 10px,
      var(--tuto-surface-low) 10px, var(--tuto-surface-low) 20px);
  text-align: center;
}
.tutorial-shot--missing .tutorial-shot__caption { font-style: normal; color: var(--tuto-muted); }

/* ── Bouton d'action (lien externe mis en avant, ex. salon Tchap) ────────── */
.tutorial-cta,
.tutorial-cta:hover,
.tutorial-cta:focus-visible { color: #fff; text-decoration: none; }
.tutorial-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1.5rem;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  background: var(--tuto-primary-grad);
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1.2;
  box-shadow: 0 2px 8px rgba(0, 122, 255, 0.3);
  transition: transform 0.2s, box-shadow 0.2s;
}
.tutorial-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(0, 122, 255, 0.4); }
.tutorial-cta:focus-visible { outline: 2px solid var(--tuto-primary); outline-offset: 2px; }
.tutorial-cta__logo {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  display: block;
  background: #fff;
  border-radius: 6px;
  padding: 2px;
}
.tutorial-cta__label { color: #fff; }

/* ── Responsive : sous 768px, colonne + sommaire en bandeau horizontal ───── */
@media (max-width: 768px) {
  .tutorial-modal { padding: 0; }
  .tutorial-modal__dialog {
    height: 100%;
    width: 100%;
    border-radius: 0;
    max-height: none;
  }
  .tutorial-modal__body { flex-direction: column; }

  .tutorial__toc {
    flex: 0 0 auto;
    border-right: none;
    border-bottom: 1px solid var(--tuto-line);
  }
  .tutorial__toc-list {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 0.4rem;
    padding: 0.25rem 0.75rem 0.75rem;
    scrollbar-width: thin;
  }
  .tutorial__toc-item { flex: 0 0 auto; }
  .tutorial__toc-btn {
    border-left: none;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    padding: 0.4rem 0.7rem;
  }
  .tutorial__toc-btn--active { border-left: none; border-bottom-color: var(--tuto-primary); }
  .tutorial__no-results { display: none; }

  .tutorial__panel { padding: 1.25rem 1.25rem 1.5rem; }
  .tutorial__nav { padding: 0.75rem 1.25rem 1rem; }
}

/* ── Accessibilité : pas d'animation si l'utilisateur la refuse ──────────── */
@media (prefers-reduced-motion: reduce) {
  .tutorial-modal__dialog,
  .tutorial-chapter,
  .tutorial-chapter--enter { transition: none; animation: none; opacity: 1; transform: none; }
  .tutorial__spinner { animation-duration: 1.6s; }
}