:root {
  --police: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --police-mono: ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, monospace;
  --rayon: 12px;
  --transition: 150ms ease;
}

html[data-theme='sombre'] {
  --fond: #0e1116;
  --fond-carte: #161b23;
  --fond-creux: #11151c;
  --bordure: #262d38;
  --bordure-forte: #39424f;
  --texte: #e6ebf2;
  --texte-doux: #93a0b3;
  --accent: #ff6b6b;
  --accent-2: #ffb347;
  --accent-fort: #e85a5a;
  --selection: #2a1a20;
  --interdit: #3d1a1a;
  --succes: #4ade80;
  --terrain-0: #1a212c;
  --terrain-1: #1c2633;
  --terrain-2: #1e2a3a;
  --terrain-3: #212e41;
  --terrain-4: #233248;
  --ombre: 0 12px 32px rgb(0 0 0 / 45%);
}

html[data-theme='clair'] {
  --fond: #f4f6fa;
  --fond-carte: #ffffff;
  --fond-creux: #eef1f6;
  --bordure: #d7dce4;
  --bordure-forte: #a0a9b7;
  --texte: #131922;
  --texte-doux: #5b6a7d;
  --accent: #d92d36;
  --accent-2: #c97b00;
  --accent-fort: #c0131e;
  --selection: #ffe2e4;
  --interdit: #fde1de;
  --succes: #14804a;
  --terrain-0: #eef2f7;
  --terrain-1: #e7edf4;
  --terrain-2: #e2e8f0;
  --terrain-3: #dde5ed;
  --terrain-4: #d7e0e9;
  --ombre: 0 10px 28px rgb(15 23 42 / 10%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  padding: clamp(12px, 3vw, 28px);
  font-family: var(--police);
  color: var(--texte);
  background: var(--fond);
  transition: background var(--transition), color var(--transition);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.saut-contenu {
  position: absolute; left: -9999px; top: 0; z-index: 10;
  padding: 10px 16px; background: var(--accent); color: #fff; border-radius: 0 0 var(--rayon) 0;
}
.saut-contenu:focus { left: 0; }

/* ---------- En-tête ---------- */

.entete {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1280px;
  margin: 0 auto 18px;
}

.titre {
  margin: 0;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.entete-méta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.difficulte-actuelle {
  padding: 6px 12px;
  font-size: 0.85rem;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  background: var(--fond-carte);
  color: var(--texte-doux);
}

.chrono {
  font-family: var(--police-mono);
  font-size: 1.15rem;
  font-variant-numeric: tabular-nums;
  padding: 6px 12px;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  background: var(--fond-carte);
  color: var(--texte);
}

.bouton-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  color: var(--texte);
  background: var(--fond-carte);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.bouton-icon:hover { border-color: var(--bordure-forte); }
.bouton-icon[aria-pressed='true'] { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ---------- Boutons ---------- */

.bouton {
  padding: 8px 14px;
  font: inherit;
  font-size: 0.92rem;
  color: var(--texte);
  background: var(--fond-carte);
  border: 1px solid var(--bordure);
  border-radius: 10px;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), opacity var(--transition);
}
.bouton:hover:not(:disabled) { border-color: var(--bordure-forte); }
.bouton:disabled { opacity: 0.4; cursor: not-allowed; }
.bouton-primaire {
  color: #fff;
  background: var(--accent-fort);
  border-color: var(--accent-fort);
  font-weight: 600;
}
.bouton-primaire:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--accent);
}
:where(button, select):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Plateau ---------- */

.plateau {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: clamp(14px, 2.5vw, 26px);
  max-width: 1280px;
  margin: 0 auto;
  align-items: start;
}

.carte {
  padding: 12px 14px;
  background: var(--fond-carte);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
}
.carte h2 {
  margin: 0 0 10px;
  font-size: 0.8rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--texte-doux);
}

.colonne-laterale {
  display: grid;
  gap: 12px;
}

@media (max-width: 980px) {
  .plateau { grid-template-columns: minmax(0, 1fr); }
  .colonne-laterale { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
}

/* ---------- Scène ---------- */

.zone-scene { position: relative; }
.titre-scene {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}
.titre-affaire { font-size: 1.05rem; font-weight: 650; }
.numero { font-family: var(--police-mono); font-size: 0.8rem; color: var(--texte-doux); }

.scene {
  display: grid;
  grid-template-columns: repeat(var(--cols, 6), 1fr);
  grid-template-rows: repeat(var(--lignes, 6), 1fr);
  gap: 1px;
  background: var(--bordure);
  border: 2px solid var(--bordure-forte);
  border-radius: 10px;
  overflow: hidden;
  max-width: 640px;
  margin-inline: auto;
  aspect-ratio: 1;
  user-select: none;
}

.cellule {
  position: relative;
  display: grid;
  place-items: center;
  background: var(--fond-creux);
  cursor: pointer;
  transition: background 100ms ease;
  min-width: 0;
}
.cellule:hover { background: var(--selection); }
.cellule.forbidden .cellule-interieur { opacity: 0.35; }
.cellule.bloquee { cursor: not-allowed; }
.cellule.bloquee::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg, rgb(255 107 107 / 22%) 0px 6px, rgb(255 107 107 / 6%) 6px 12px
  );
  pointer-events: none;
}
.cellule.x-mark::before {
  content: "×";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: clamp(1.4rem, 6vw, 2.4rem);
  font-weight: 700;
  color: rgb(255 107 107 / 45%);
  pointer-events: none;
}
.cellule.personne  { cursor: default; }
.cellule.personne .badge-personne { border: 2px solid var(--accent); }
.cellule.personne.victime .badge-personne { background: var(--accent-2); color: #fff; border-color: var(--accent-2); }
.cellule.x-mark.personne::before { display: none; }

.badge-personne {
  position: absolute;
  top: 4px; left: 4px;
  width: 22px; height: 22px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: var(--fond-carte);
  color: var(--texte);
  font-family: var(--police-mono);
  font-size: 0.72rem;
  font-weight: 700;
  box-shadow: 0 2px 6px rgb(0 0 0 / 35%);
  z-index: 2;
}
.badge-personne.victime { background: #6ea8fe; color: #fff; }

.objet {
  z-index: 1;
  font-size: clamp(0.9rem, 3.6vw, 1.5rem);
  line-height: 1;
  filter: drop-shadow(0 2px 3px rgb(0 0 0 / 50%));
  pointer-events: none;
}

.label-piece {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: end center;
  margin-bottom: 2px;
  overflow: visible;
  white-space: nowrap;
  text-align: center;
  font-size: clamp(0.55rem, 2vw, 0.72rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
  color: rgb(230 235 242 / 90%);
  pointer-events: none;
  text-shadow: 0 1px 3px rgb(0 0 0 / 90%), 0 0 4px rgb(0 0 0 / 60%);
}
html[data-theme='clair'] .label-piece {
  color: rgb(20 26 34 / 92%);
  text-shadow: 0 1px 3px rgb(255 255 255 / 95%), 0 0 4px rgb(255 255 255 / 70%);
}
html[data-theme='clair'] .label-piece {
  color: rgb(20 26 34 / 92%);
  background: rgb(255 255 255 / 50%);
  text-shadow: 0 1px 2px rgb(255 255 255 / 80%);
}

/* coloriage par pièce */
.cellule[data-piece] { --piece: 0; }
.cellule[data-piece='0'] { background: var(--terrain-0); }
.cellule[data-piece='1'] { background: var(--terrain-1); }
.cellule[data-piece='2'] { background: var(--terrain-2); }
.cellule[data-piece='3'] .cellule-interieur { }
.cellule[data-piece='3'] { background: var(--terrain-3); }
.cellule[data-piece='4'] { background: var(--terrain-4); }

.voile {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--fond) 70%, transparent);
  backdrop-filter: blur(3px);
  border-radius: 10px;
}
.voile-boite { padding: 22px 26px; text-align: center; background: var(--fond-carte); border: 1px solid var(--bordure); border-radius: var(--rayon); box-shadow: var(--ombre); }
.voile-titre { margin: 0 0 12px; font-size: 1.15rem; font-weight: 650; }

.chargement {
  position: absolute; inset: 0;
  display: grid; place-items: center; gap: 10px;
  background: color-mix(in srgb, var(--fond) 60%, transparent);
  border-radius: 10px;
}
.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--bordure); border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Liste des suspects ---------- */

.liste-suspects {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.suspect-carte {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--bordure);
  border-radius: 10px;
  cursor: pointer;
  background: var(--fond-creux);
  transition: border-color var(--transition), background var(--transition);
}
.suspect-carte:hover { border-color: var(--bordure-forte); }
.suspect-carte.selectionne {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--fond-creux));
}
.suspect-carte .badge-personne { position: static; }
.suspect-titre {
  font-weight: 650;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}
.suspect-clue {
  margin: 2px 0 0;
  font-size: 0.78rem;
  line-height: 1.3;
  color: var(--texte-doux);
}
.suspect-carte.placé::after {
  content: '✓';
  position: absolute;
  right: 8px; top: 8px;
  font-size: 0.7rem;
  color: var(--succes);
}
.suspect-carte { position: relative; }

.indices-generaux { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; font-size: 0.8rem; }
.indices-generaux li { padding: 4px 0; color: var(--texte-doux); }
.vide { font-size: 0.8rem; color: var(--texte-doux); font-style: italic; margin: 0; }

/* ---------- Outils ---------- */

.actions-grille {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
  margin-bottom: 10px;
}
.outil {
  padding: 8px 6px;
  font: inherit;
  font-size: 0.8rem;
  color: var(--texte);
  background: var(--fond-creux);
  border: 1px solid var(--bordure);
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.outil.actif {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.actions-finales { display: grid; gap: 6px; }
.actions-finales .bouton { width: 100%; }

/* ---------- Records ---------- */

.records {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 10px;
  margin: 0;
  font-size: 0.88rem;
}
.records dt { color: var(--texte-doux); }
.records dd { margin: 0; font-family: var(--police-mono); }

/* ---------- Ecran de fin ---------- */

.fin {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: color-mix(in srgb, var(--fond) 72%, transparent);
  backdrop-filter: blur(4px);
  z-index: 20;
}
.fin .voile-boite {
  max-width: min(520px, 92vw);
  padding: 22px;
  text-align: center;
  background: var(--fond-carte);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
}
.fin-titre { font-size: 1.3rem; margin: 0 0 4px; }
.fin-sous-titre { margin: 0 0 12px; color: var(--texte-doux); font-size: 0.9rem; }
.fin .bouton-fermer {
  position: absolute;
  top: 14px; right: 14px;
  width: 34px; height: 34px;
  font-size: 1.4rem;
  line-height: 1;
  border-radius: 50%;
  background: var(--fond-carte);
  border: 1px solid var(--bordure);
  color: var(--texte);
  cursor: pointer;
}
.reveal {
  font-size: 0.95rem;
  margin: 14px 0 18px;
  padding: 14px;
  background: var(--fond-creux);
  border: 1px solid var(--bordure);
  border-radius: 10px;
  line-height: 1.5;
}
.reveal strong { color: var(--accent); }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}
/* candidates markers (possibles) */
.cellule.has-candidat .cand-badges { display: flex !important; }
.cellule .cand-badges {
  display: none;
  position: absolute;
  left: 4px; bottom: 3px;
  gap: 2px;
  z-index: 3;
  pointer-events: none;
}
.cellule .cand-badges .cand {
  font-size: 0.55rem;
  font-weight: 700;
  font-family: var(--police-mono);
  line-height: 1;
  padding: 1px 3px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  color: var(--accent);
  opacity: 0.85;
}