/* ═══════════════════════════════════════════════════════════════
   Kit IA de l'enseignant — Collège & Lycée
   Palette : navy / teal / rouge alerte / orange action
   ═══════════════════════════════════════════════════════════════ */

:root {
  --pf-bg:          #f5f7fa;
  --pf-surface:     #ffffff;
  --pf-text:        #1f2937;
  --pf-muted:       #6b7280;
  --pf-primary:     #1d3557;
  --pf-primary-lt:  #e8edf4;
  --pf-accent:      #2a9d8f;
  --pf-accent-lt:   #e3f3f1;
  --pf-danger:      #c1272d;
  --pf-danger-lt:   #fbe9e9;
  --pf-action:      #e9862c;
  --pf-border:      #e2e8f0;
  --pf-radius:      10px;
  --pf-radius-sm:   6px;
  --pf-shadow:      0 2px 12px rgba(29, 53, 87, .08);
  --pf-transition:  0.2s ease;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --pf-bg:         #12161f;
    --pf-surface:    #1b2130;
    --pf-text:       #e7eaf0;
    --pf-muted:      #9aa4b6;
    --pf-primary:    #7f9cc9;
    --pf-primary-lt: #22293a;
    --pf-accent:     #5fc4b6;
    --pf-accent-lt:  #17302c;
    --pf-danger:     #e77a7e;
    --pf-danger-lt:  #331e1f;
    --pf-border:     #2b3346;
  }
}

:root[data-theme="dark"] {
  --pf-bg:         #12161f;
  --pf-surface:    #1b2130;
  --pf-text:       #e7eaf0;
  --pf-muted:       #9aa4b6;
  --pf-primary:    #7f9cc9;
  --pf-primary-lt: #22293a;
  --pf-accent:     #5fc4b6;
  --pf-accent-lt:  #17302c;
  --pf-danger:     #e77a7e;
  --pf-danger-lt:  #331e1f;
  --pf-border:     #2b3346;
}

/* ── Layout app principal ─────────────────────────────────────── */
.pf-app [hidden] { display: none !important; }

.pf-app {
  font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--pf-text);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.pf-app section, .pf-app header, .pf-app footer {
  background: var(--pf-surface);
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  padding: 1.75rem;
  box-shadow: var(--pf-shadow);
}

/* ── Zone A : en-tête ─────────────────────────────────────────── */
/* Spécificité ".pf-app .pf-hero" nécessaire : sinon la règle générique
   ".pf-app header" (0,1,1) l'emporterait sur ".pf-hero" seul (0,1,0). */
.pf-app .pf-hero {
  background: var(--pf-primary);
  color: #fff;
  border: none;
}

.pf-eyebrow {
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .8rem;
  font-weight: 600;
  opacity: .85;
  margin-bottom: .5rem;
}

.pf-title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 700;
  margin-bottom: .5rem;
}

.pf-subtitle {
  opacity: .9;
  margin-bottom: 1rem;
}

.pf-principle {
  background: rgba(255, 255, 255, .12);
  border-radius: var(--pf-radius-sm);
  padding: .75rem 1rem;
  font-size: .95rem;
}

/* ── Zone A bis : contexte pédagogique (classe + discipline) ─────── */
.pf-contexte-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.pf-contexte-repere {
  margin-top: 1.25rem;
  background: var(--pf-accent-lt);
  border-radius: var(--pf-radius-sm);
  padding: 1rem;
}

.pf-repere-source {
  font-weight: 700;
  font-size: .9rem;
  margin-bottom: .35rem;
}

.pf-repere-resume {
  font-size: .9rem;
  color: var(--pf-muted);
  margin-bottom: .5rem;
}

.pf-repere-domaines {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  list-style: none;
  padding: 0;
}

.pf-repere-domaines li {
  background: var(--pf-surface);
  border: 1px solid var(--pf-border);
  border-radius: 999px;
  padding: .3rem .75rem;
  font-size: .8rem;
}

/* ── Zone B : cadre de confiance ──────────────────────────────── */
.pf-section-intro {
  color: var(--pf-muted);
  margin-bottom: 1.25rem;
}

.pf-subhead {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 1.5rem 0 .75rem;
}

.pf-subhead-danger { color: var(--pf-danger); }
.pf-subhead-visa   { color: var(--pf-accent); }

.pf-interdits {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
  list-style: none;
  counter-reset: pf-interdit;
}

.pf-interdits li {
  counter-increment: pf-interdit;
  background: var(--pf-danger-lt);
  border-radius: var(--pf-radius-sm);
  padding: .75rem 1rem .75rem 2.5rem;
  position: relative;
  font-size: .92rem;
}

.pf-interdits li::before {
  content: counter(pf-interdit);
  position: absolute;
  left: .75rem;
  top: .7rem;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: var(--pf-danger);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pf-visa {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .75rem;
}

.pf-visa-item {
  background: var(--pf-accent-lt);
  border-radius: var(--pf-radius-sm);
  padding: 1rem;
  display: flex;
  gap: .6rem;
  align-items: flex-start;
}

.pf-visa-letter {
  flex: none;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--pf-accent);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pf-visa-item p { font-size: .85rem; color: var(--pf-muted); margin-top: .15rem; }

.pf-repere {
  margin-top: 1.5rem;
  background: var(--pf-primary-lt);
  border-radius: var(--pf-radius-sm);
  padding: 1rem;
  font-size: .9rem;
}

/* ── Zone C : générateur ──────────────────────────────────────── */
.pf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1rem;
}

.pf-card {
  text-align: left;
  background: var(--pf-bg);
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius-sm);
  padding: 1rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: .35rem;
  transition: border-color var(--pf-transition), transform var(--pf-transition), box-shadow var(--pf-transition);
  font-family: inherit;
  color: var(--pf-text);
}

.pf-card:hover {
  border-color: var(--pf-accent);
  transform: translateY(-2px);
  box-shadow: var(--pf-shadow);
}

.pf-card-num {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--pf-primary);
  color: #fff;
  font-weight: 700;
  font-size: .85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pf-card-titre { font-weight: 700; }
.pf-card-resume { font-size: .85rem; color: var(--pf-muted); }

.pf-form {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pf-btn-back {
  align-self: flex-start;
}

.pf-form-desc { color: var(--pf-muted); font-size: .92rem; }

.pf-champs {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pf-field { display: flex; flex-direction: column; gap: .35rem; }

.pf-field label { font-weight: 600; font-size: .92rem; }

.pf-field input[type="text"],
.pf-field select,
.pf-field textarea {
  font: inherit;
  padding: .6rem .75rem;
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius-sm);
  background: var(--pf-surface);
  color: var(--pf-text);
}

.pf-field textarea { min-height: 5rem; resize: vertical; }

.pf-field input:focus-visible,
.pf-field select:focus-visible,
.pf-field textarea:focus-visible {
  outline: 2px solid var(--pf-accent);
  outline-offset: 1px;
}

.pf-field-hint { font-size: .78rem; color: var(--pf-muted); }
.pf-field-hint--warn { color: var(--pf-danger); }

.pf-safety {
  background: var(--pf-danger-lt);
  border-radius: var(--pf-radius-sm);
  padding: .9rem 1rem;
}

.pf-checkbox {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .9rem;
  cursor: pointer;
}

.pf-checkbox input { margin-top: .2rem; }

.pf-form-actions { display: flex; gap: .75rem; }

/* ── Résultat ──────────────────────────────────────────────────── */
.pf-result { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1rem; }

.pf-result-loading { color: var(--pf-muted); font-style: italic; }

.pf-result-error {
  background: var(--pf-danger-lt);
  color: var(--pf-danger);
  border-radius: var(--pf-radius-sm);
  padding: .75rem 1rem;
  font-size: .9rem;
}

.pf-result-content {
  background: var(--pf-bg);
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius-sm);
  padding: 1.25rem;
}

.pf-result-content :is(h1, h2, h3, h4) { margin: 1rem 0 .5rem; }
.pf-result-content p, .pf-result-content li { margin-bottom: .5rem; }
.pf-result-content ul, .pf-result-content ol { padding-left: 1.5rem; }

.pf-result-actions { display: flex; gap: .75rem; flex-wrap: wrap; }

.pf-print-only { display: none; }

/* ── Composants génériques : boutons ──────────────────────────── */
.pf-btn {
  font: inherit;
  font-weight: 600;
  border-radius: var(--pf-radius-sm);
  padding: .65rem 1.25rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: opacity var(--pf-transition), transform var(--pf-transition);
}

.pf-btn:hover { opacity: .9; }
.pf-btn:active { transform: translateY(1px); }

.pf-btn-primary { background: var(--pf-accent); color: #fff; }
.pf-btn-ghost   { background: transparent; border-color: var(--pf-border); color: var(--pf-text); }
.pf-btn-lg      { padding: .85rem 1.75rem; font-size: 1.05rem; }

.pf-btn:disabled { opacity: .5; cursor: not-allowed; }

:focus-visible { outline: 2px solid var(--pf-accent); outline-offset: 2px; }

/* ── Overlay de consentement ──────────────────────────────────── */
.pf-consent-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18, 22, 31, .72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 1000;
}

.pf-consent-box {
  background: var(--pf-surface);
  color: var(--pf-text);
  border-radius: var(--pf-radius);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .3);
}

.pf-consent-icon { font-size: 2rem; text-align: center; margin-bottom: .5rem; }
.pf-consent-title { text-align: center; margin-bottom: 1rem; }
.pf-consent-intro { margin-bottom: 1rem; }

.pf-consent-details {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-bottom: 1rem;
}

.pf-consent-item {
  display: flex;
  gap: .6rem;
  font-size: .9rem;
  background: var(--pf-bg);
  border-radius: var(--pf-radius-sm);
  padding: .75rem;
}

.pf-consent-warning {
  background: var(--pf-primary-lt);
  border-radius: var(--pf-radius-sm);
  padding: .75rem 1rem;
  font-size: .88rem;
  margin-bottom: 1.25rem;
}

.pf-consent-actions { display: flex; flex-direction: column; gap: .6rem; }
.pf-consent-refused { margin-top: 1rem; color: var(--pf-danger); font-size: .9rem; text-align: center; }

/* ── Action / défi ────────────────────────────────────────────── */
/* Même remarque de spécificité que .pf-hero ci-dessus (footer). */
.pf-app .pf-action {
  background: var(--pf-primary);
  color: #fff;
  border: none;
}

.pf-action-footer { opacity: .8; font-size: .85rem; margin-top: .5rem; }

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .pf-interdits, .pf-visa { grid-template-columns: 1fr; }
  .pf-app section, .pf-app header, .pf-app footer { padding: 1.25rem; }
  .pf-form-actions { flex-direction: column; }
}

/* ── Impression / export PDF du résultat ─────────────────────────── */
@media print {
  .site-header, .site-footer,
  .pf-hero, #pf-contexte, #pf-cadre, #pf-consignes-grid, #pf-form,
  .pf-consent-overlay,
  #pf-generateur-title, #pf-generateur > .pf-section-intro,
  #pf-result-loading, #pf-result-error,
  #pf-btn-copy, #pf-btn-pdf {
    display: none !important;
  }

  .pf-print-only { display: block; margin-bottom: .75rem; }

  .pf-app section { box-shadow: none; border: none; padding: 0; }

  .pf-result-content { background: none; border: none; padding: 0; }
}