/* ==========================================================================
   IRON — Styles spécifiques à la page IRON
   Complète le design system du portail (variables.css, base.css, composants.css)
   ========================================================================== */

/* --- Variables IRON locales --- */
.iron-page {
  --iron-marine: #1a2a4a;
  --iron-moyen: #2c6fbb;
  --iron-rouge: #c0392b;
  --iron-orange: #e67e22;
  --iron-vert: #27ae60;
  --iron-gris-fond: #f6f8fb;
  --iron-texte: #333333;
  --iron-texte-secondaire: #5f6f7f;
  --iron-btn-fond: #1a2a4a;
  --iron-max-width: 900px;
}

/* === Accroche (héro IRON) === */

.iron-page .accroche {
  background: var(--couleur-fond-secondaire);
  padding: 2.5rem 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

.iron-page .accroche h2 {
  font-size: 1.4rem;
  color: var(--iron-marine);
  max-width: var(--iron-max-width);
  margin: 0 auto 0.8rem;
  font-weight: 600;
}

.iron-page .accroche .sous-titre {
  font-size: 1.05rem;
  color: var(--iron-texte-secondaire);
  margin-bottom: 1.8rem;
}

.iron-page .accroche .boutons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.iron-page .btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  border-radius: 4px;
  font-size: 0.95rem;
  text-decoration: none;
  font-weight: 500;
  cursor: pointer;
  border: 2px solid var(--iron-marine);
  transition: background 0.2s, color 0.2s;
}

.iron-page .btn-plein {
  background: var(--iron-btn-fond);
  color: #fff;
}

.iron-page .btn-plein:hover {
  background: #243b5e;
}

.iron-page .btn-plein:visited {
  color: #fff;
}

.iron-page .btn-contour {
  background: transparent;
  color: var(--iron-marine);
}

.iron-page .btn-contour:hover {
  background: var(--iron-marine);
  color: #fff;
}

/* === Introduction === */

.iron-page .intro {
  padding: 2.5rem 0 1rem;
  max-width: var(--iron-max-width);
  margin: 0 auto;
  text-align: left;
}

.iron-page .intro .ouverture {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--iron-marine);
  margin-bottom: 1.5rem;
  text-align: center;
}

.iron-page .intro p {
  font-size: 0.95rem;
  color: var(--iron-texte-secondaire);
  margin-bottom: 0.8rem;
  line-height: 1.7;
}

/* === Badge modele === */

.iron-page .badge-modele {
  display: inline-block;
  background: rgba(26, 42, 74, 0.1);
  color: var(--iron-marine);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  vertical-align: middle;
  margin-left: 0.4rem;
}

/* === Schema articulation (modele / demarche) === */

.iron-page .schema-articulation {
  max-width: var(--iron-max-width);
  margin: 1.5rem auto 2rem;
}

.iron-page .schema-grid {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
}

.iron-page .schema-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  max-width: 220px;
  gap: 0;
}

.iron-page .schema-bloc {
  padding: 0.8rem 0.6rem;
  border-radius: 6px;
  text-align: center;
  width: 100%;
  min-height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.iron-page .schema-bloc strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}

.iron-page .schema-bloc span {
  font-size: 0.75rem;
  color: var(--iron-texte-secondaire);
}

.iron-page .schema-modele {
  background: var(--couleur-fond);
  border: 2px solid var(--iron-marine);
}

.iron-page .schema-modele strong {
  color: var(--iron-marine);
}

.iron-page .schema-demarche {
  background: var(--iron-gris-fond);
  border: 2px solid var(--iron-moyen);
}

.iron-page .schema-demarche strong {
  color: var(--iron-moyen);
}

.iron-page .schema-fleche-v {
  font-size: 1.2rem;
  color: var(--iron-texte-secondaire);
  line-height: 1;
  padding: 0.3rem 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.iron-page .schema-fleche-v .fleche-label {
  font-size: 0.68rem;
  font-weight: 500;
  font-style: italic;
  color: var(--iron-texte-secondaire);
}

.iron-page .schema-fleche-h {
  display: flex;
  align-items: center;
  padding: 0 0.3rem;
  font-size: 1.2rem;
  color: var(--iron-texte-secondaire);
  align-self: flex-start;
  justify-content: center;
  margin-top: 22px;
}

.iron-page .schema-label-full {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--iron-marine);
  text-align: center;
  padding: 0.4rem 0;
  width: 100%;
  background: rgba(26, 42, 74, 0.06);
  border-radius: 4px;
  margin-bottom: 0;
  margin-top: 0.8rem;
  border: 1px solid var(--iron-marine);
}

.iron-page .schema-label-full.label-demarche {
  margin-bottom: 0.8rem;
  margin-top: 0;
  color: var(--iron-moyen);
  border-color: var(--iron-moyen);
  background: rgba(44, 111, 187, 0.06);
}

/* === Timeline === */

.iron-page .timeline-section {
  padding: 3rem 0;
  max-width: var(--iron-max-width);
  margin: 0 auto;
}

.iron-page .timeline-section > h2 {
  text-align: center;
  color: var(--iron-marine);
  margin-bottom: 2.5rem;
  font-size: 1.5rem;
}

.iron-page .timeline {
  position: relative;
  padding-left: 3rem;
  list-style: none;
  margin: 0;
}

.iron-page .timeline::before {
  content: "";
  position: absolute;
  left: 0.75rem;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(
    to bottom,
    var(--iron-marine) 0%,
    var(--iron-moyen) 40%,
    var(--iron-rouge) 75%,
    var(--iron-vert) 100%
  );
  border-radius: 2px;
}

.iron-page .phase {
  position: relative;
  margin-bottom: 2.5rem;
}

.iron-page .phase:last-child {
  margin-bottom: 0;
}

.iron-page .phase::before {
  content: "";
  position: absolute;
  left: -2.5rem;
  top: 0.3rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 3px solid var(--couleur-fond);
  box-shadow: 0 0 0 2px currentColor;
  background: currentColor;
}

.iron-page .phase-card {
  background: var(--iron-gris-fond);
  border-radius: 6px;
  padding: 1.5rem;
  border-left: 3px solid currentColor;
}

.iron-page .phase:nth-child(even) .phase-card {
  background: var(--couleur-fond);
}

.iron-page .phase h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  color: currentColor;
}

.iron-page .phase p {
  margin-bottom: 0.8rem;
}

/* Couleurs par phase */
.iron-page .phase-inventaire { color: var(--iron-marine); }
.iron-page .phase-evaluation { color: var(--iron-moyen); }
.iron-page .phase-analyse { color: var(--iron-rouge); }

/* === Encarts concepts === */

.iron-page .concepts {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.iron-page .concept {
  flex: 1;
  min-width: 200px;
  background: var(--couleur-fond);
  border: 1px solid #e0e4ea;
  border-radius: 6px;
  padding: 1rem;
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.iron-page .phase:nth-child(even) .concept {
  background: var(--iron-gris-fond);
}

.iron-page .concept .pastille {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.iron-page .concept-body {
  flex: 1;
}

.iron-page .concept-body strong {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.95rem;
}

.iron-page .concept-body > span {
  font-size: 0.85rem;
  color: var(--iron-texte-secondaire);
}

/* Pastilles par couleur */
.iron-page .pastille-marine { background: var(--iron-marine); }
.iron-page .pastille-moyen { background: var(--iron-moyen); }

/* === Depliables IRON === */

.iron-page .depliable {
  margin-top: 0.8rem;
  border: 1px solid #e0e4ea;
  border-radius: 4px;
  background: var(--couleur-fond);
}

.iron-page .phase:nth-child(even) .depliable {
  background: var(--iron-gris-fond);
}

.iron-page .depliable summary {
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--iron-moyen);
  font-weight: 500;
  list-style: none;
}

.iron-page .depliable summary::-webkit-details-marker {
  display: none;
}

.iron-page .depliable summary::before {
  content: "\25B8\00A0";
}

.iron-page .depliable[open] summary::before {
  content: "\25BE\00A0";
}

.iron-page .depliable .contenu-depliable {
  padding: 0.8rem 1rem;
  font-size: 0.88rem;
  color: var(--iron-texte-secondaire);
  border-top: 1px solid #e0e4ea;
  line-height: 1.7;
}

.iron-page .depliable .contenu-depliable p {
  margin-bottom: 0.5rem;
}

.iron-page .depliable .contenu-depliable ul {
  margin: 0.3rem 0 0.5rem 1.2rem;
}

/* === Livrables === */

.iron-page .livrable {
  font-size: 0.88rem;
  color: var(--iron-texte-secondaire);
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px dashed #e0e4ea;
}

.iron-page .livrable strong {
  color: var(--iron-texte);
}

.iron-page .livrable-table {
  width: 100%;
  font-size: 0.82rem;
  border-collapse: collapse;
  margin-top: 0.3rem;
}

.iron-page .livrable-table th,
.iron-page .livrable-table td {
  padding: 0.3rem 0.5rem;
  border-bottom: 1px solid #e0e4ea;
  vertical-align: top;
  border-left: none;
  border-right: none;
}

.iron-page .livrable-table th {
  font-weight: 600;
  color: var(--iron-texte);
  white-space: nowrap;
  width: 40%;
  text-align: left;
  background: transparent;
}

.iron-page .livrable-table td {
  color: var(--iron-texte-secondaire);
}

.iron-page .livrable-table tr:last-child th,
.iron-page .livrable-table tr:last-child td {
  border-bottom: none;
}

/* === Encart L'essentiel === */

.iron-page .essentiel {
  background: rgba(26, 42, 74, 0.05);
  border-left: 3px solid var(--iron-marine);
  border-radius: 0 4px 4px 0;
  padding: 0.8rem 1rem;
  margin-top: 0.8rem;
}

.iron-page .essentiel-titre {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--iron-marine);
  margin-bottom: 0.3rem;
}

.iron-page .essentiel p {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--iron-texte);
  margin-bottom: 0;
  line-height: 1.6;
}

/* === Zones colorees === */

.iron-page .zones {
  display: flex;
  gap: 0.8rem;
  margin: 1rem 0;
  flex-wrap: wrap;
}

.iron-page .zone-bloc {
  flex: 1;
  min-width: 140px;
  padding: 1rem;
  border-radius: 6px;
  text-align: center;
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}

.iron-page .zone-bloc span {
  display: block;
  font-weight: 400;
  font-size: 0.82rem;
  margin-top: 0.3rem;
}

.iron-page .zone-rouge span {
  opacity: 0.9;
}

/* Zones par couleur */
.iron-page .zone-rouge { background: var(--iron-rouge); }
.iron-page .zone-orange { background: var(--iron-orange); color: var(--iron-marine); }
.iron-page .zone-vert { background: var(--iron-vert); color: var(--iron-marine); }

.iron-page .zone-source {
  font-size: 0.82rem;
  color: var(--iron-texte-secondaire);
  font-style: italic;
  margin-top: 0.3rem;
}

/* === Schema recapitulatif === */

.iron-page .recap-section {
  padding: 2.5rem 0;
  background: var(--iron-gris-fond);
  text-align: center;
  margin: 1.5rem -1.5rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.iron-page .recap-section h2 {
  color: var(--iron-marine);
  margin-bottom: 2rem;
  font-size: 1.3rem;
}

.iron-page .recap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  max-width: var(--iron-max-width);
  margin: 0 auto 1.5rem;
}

.iron-page .recap-bloc {
  padding: 1rem 1.2rem;
  border-radius: 6px;
  border: 2px solid;
  text-align: center;
  min-width: 140px;
  background: var(--couleur-fond);
}

.iron-page .recap-bloc strong {
  display: block;
  font-size: 1rem;
}

.iron-page .recap-bloc span {
  font-size: 0.82rem;
  color: var(--iron-texte-secondaire);
}

.iron-page .recap-bloc-marine { border-color: var(--iron-marine); }
.iron-page .recap-bloc-moyen { border-color: var(--iron-moyen); }

.iron-page .recap-vs {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--iron-texte-secondaire);
}

.iron-page .recap-fleche {
  font-size: 1.5rem;
  color: var(--iron-texte-secondaire);
}

.iron-page .recap-zones {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.iron-page .recap-zone {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
}

.iron-page .recap-label {
  font-size: 0.82rem;
  color: var(--iron-texte-secondaire);
  margin-top: 0.3rem;
}

.iron-page .recap-synthese {
  font-size: 0.9rem;
  color: var(--iron-texte-secondaire);
  max-width: var(--iron-max-width);
  margin: 0 auto;
}

/* === Telechargements === */

.iron-page .download-section {
  padding: 3rem 0;
  text-align: center;
}

.iron-page .download-section h2 {
  color: var(--iron-marine);
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
}

.iron-page .download-section .sous-titre {
  color: var(--iron-texte-secondaire);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.iron-page .download-cards {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  max-width: var(--iron-max-width);
  margin: 0 auto;
}

.iron-page .download-card {
  flex: 1;
  min-width: 260px;
  max-width: 380px;
  border: 1px solid #e0e4ea;
  border-radius: 6px;
  padding: 1.5rem;
  text-align: left;
  background: var(--couleur-fond);
  display: flex;
  flex-direction: column;
}

.iron-page .download-card .icone {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
}

.iron-page .download-card h3 {
  font-size: 1rem;
  color: var(--iron-marine);
  margin-bottom: 0.5rem;
}

.iron-page .download-card p {
  font-size: 0.88rem;
  color: var(--iron-texte-secondaire);
  margin-bottom: 1rem;
  line-height: 1.5;
  flex: 1;
}

.iron-page .download-card .btn {
  font-size: 0.88rem;
  padding: 0.5rem 1.2rem;
  align-self: flex-start;
}

/* === Responsive === */

@media (max-width: 768px) {
  .iron-page .accroche h2 { font-size: 1.15rem; }
  .iron-page .accroche .boutons { flex-direction: column; align-items: center; }

  /* Schema articulation : empiler verticalement */
  .iron-page .schema-grid { flex-direction: column; align-items: center; gap: 1rem; }
  .iron-page .schema-col { max-width: 100%; width: 100%; }
  .iron-page .schema-fleche-h { display: none; }

  /* Timeline : masquer la ligne verticale et les points */
  .iron-page .timeline { padding-left: 0; }
  .iron-page .timeline::before { display: none; }
  .iron-page .phase::before { display: none; }
  .iron-page .concepts { flex-direction: column; }
  .iron-page .concept { min-width: 0; }
  .iron-page .zones { flex-direction: column; }
  .iron-page .zone-bloc { min-width: 0; }
  .iron-page .recap { flex-direction: column; gap: 0.8rem; }
  .iron-page .recap-fleche { transform: rotate(90deg); }
  .iron-page .download-cards { flex-direction: column; align-items: center; }
  .iron-page .download-card { max-width: 100%; }
  .iron-page .recap-section { margin-left: -1.5rem; margin-right: -1.5rem; }
}

/* === Contraste force (Windows High Contrast) === */

@media (forced-colors: active) {
  .iron-page .btn {
    border: 1px solid ButtonText;
    color: ButtonText;
    background: ButtonFace;
    forced-color-adjust: none;
  }
  .iron-page .btn-plein { background: ButtonText; color: ButtonFace; }
  .iron-page .phase-card { border-left-color: CanvasText; }
  .iron-page .schema-modele { border-color: CanvasText; }
  .iron-page .schema-demarche { border-color: LinkText; background: Canvas; }
  .iron-page .schema-label-full { color: CanvasText; }
  .iron-page .zone-bloc { border: 1px solid CanvasText; }
  .iron-page .recap-bloc { border: 1px solid CanvasText; }
  .iron-page .download-card { border: 1px solid CanvasText; }
  .iron-page .depliable summary { color: LinkText; }
}

/* === Impression === */

@media print {
  .iron-page .boutons,
  .iron-page .recap-vs { display: none; }
  .iron-page .accroche { background: none; }
  .iron-page .schema-fleche-h,
  .iron-page .schema-fleche-v { color: #333; }
  .iron-page .schema-modele { border-color: #333; }
  .iron-page .schema-demarche { border-color: #333; background: none; }
  .iron-page .timeline::before { background: #333; }
  .iron-page .phase::before { display: none; }
  .iron-page .phase-card { border-left-color: #333; background: none !important; }
  .iron-page details.depliable { border: none; }
  .iron-page .depliable .contenu-depliable { display: block; border-top: none; padding-top: 0; }
  .iron-page .recap-section { background: none; margin: 0; }
  .iron-page .recap-bloc { background: none; }
}

/* ==========================================================================
   Mode sombre — IRON
   ========================================================================== */

@media (prefers-color-scheme: dark) {
  html:not([data-theme="clair"]) .iron-page {
    --iron-marine: #8ab4e8;
    --iron-moyen: #6fa8e0;
    --iron-rouge: #e07070;
    --iron-orange: #e8a060;
    --iron-vert: #70c070;
    --iron-gris-fond: #1a2230;
    --iron-texte: #e0e0e0;
    --iron-texte-secondaire: #b0b0b0;
    --iron-btn-fond: #2c6fbb;
  }
}

[data-theme="sombre"] .iron-page {
  --iron-marine: #8ab4e8;
  --iron-moyen: #6fa8e0;
  --iron-rouge: #e07070;
  --iron-orange: #e8a060;
  --iron-vert: #70c070;
  --iron-gris-fond: #1a2230;
  --iron-texte: #e0e0e0;
  --iron-texte-secondaire: #b0b0b0;
  --iron-btn-fond: #2c6fbb;
}