/* --- Thème Material 3 (couleur source : bleu #1f4e79) --- */
:root {
  --md-sys-color-primary: #2b5f8e;
  --md-sys-color-on-primary: #ffffff;
  --md-sys-color-primary-container: #d1e4ff;
  --md-sys-color-on-primary-container: #001d36;
  --md-sys-color-secondary: #535f70;
  --md-sys-color-on-secondary: #ffffff;
  --md-sys-color-secondary-container: #d7e3f7;
  --md-sys-color-on-secondary-container: #101c2b;
  --md-sys-color-tertiary: #6b5778;
  --md-sys-color-on-tertiary: #ffffff;
  --md-sys-color-tertiary-container: #f2daff;
  --md-sys-color-on-tertiary-container: #251431;
  --md-sys-color-error: #ba1a1a;
  --md-sys-color-on-error: #ffffff;
  --md-sys-color-error-container: #ffdad6;
  --md-sys-color-on-error-container: #410002;
  --md-sys-color-background: #f8f9ff;
  --md-sys-color-on-background: #191c20;
  --md-sys-color-surface: #f8f9ff;
  --md-sys-color-on-surface: #191c20;
  --md-sys-color-surface-variant: #dfe2eb;
  --md-sys-color-on-surface-variant: #43474e;
  --md-sys-color-surface-container-lowest: #ffffff;
  --md-sys-color-surface-container-low: #f2f3fa;
  --md-sys-color-surface-container: #eceef4;
  --md-sys-color-surface-container-high: #e6e8ee;
  --md-sys-color-surface-container-highest: #e0e2e9;
  --md-sys-color-outline: #73777f;
  --md-sys-color-outline-variant: #c3c7cf;
  --md-sys-color-inverse-surface: #2e3135;
  --md-sys-color-inverse-on-surface: #eff0f7;
  --md-sys-color-inverse-primary: #9ecaff;
  --md-sys-color-shadow: #000000;
  --md-sys-color-scrim: #000000;

  --md-ref-typeface-brand: 'Roboto', system-ui, sans-serif;
  --md-ref-typeface-plain: 'Roboto', system-ui, sans-serif;

  /* Couleurs complémentaires (succès) */
  --app-success: #1b6c31;
  --app-success-container: #b8f1bf;
  --app-on-success-container: #002109;

  --hauteur-barre: 64px;
  font-family: var(--md-ref-typeface-plain);
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--md-sys-color-surface);
  color: var(--md-sys-color-on-surface);
  opacity: 0;
  transition: opacity .15s;
}
/* Évite l'affichage des composants avant leur initialisation */
body.pret { opacity: 1; }

md-icon { flex-shrink: 0; }

/* --- Barre d'application --- */
.barre-app {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  height: var(--hauteur-barre);
  padding: 0 16px 0 8px;
  background: var(--md-sys-color-surface-container);
  color: var(--md-sys-color-on-surface);
}
.barre-app .logo { display: block; flex-shrink: 0; }
.barre-app h1 { margin: 0; font-size: 22px; font-weight: 500; }
.barre-app small { font-size: 14px; font-weight: 400; color: var(--md-sys-color-on-surface-variant); margin-left: 8px; }

/* --- Mise en page : menu à gauche + contenu --- */
.app { display: grid; grid-template-columns: 300px minmax(0, 1fr); align-items: start; }
body.menu-ferme .app { grid-template-columns: minmax(0, 1fr); }
body.menu-ferme .menu { display: none; }

/* Menu latéral façon « navigation drawer » */
.menu {
  position: sticky;
  top: var(--hauteur-barre);
  height: calc(100vh - var(--hauteur-barre));
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 12px;
  background: var(--md-sys-color-surface-container-low);
  border-radius: 0 16px 16px 0;
}
.menu [hidden] { display: none !important; }

.etat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--md-sys-color-on-surface-variant);
}
.etat::before { content: ''; flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--md-sys-color-outline); }
.etat.a-jour::before { background: var(--app-success); }
.etat.modifiee { color: #8a5300; }
.etat.modifiee::before { background: #e69500; }

.message { margin: -4px 4px 0; font-size: 12px; color: var(--app-success); }
.message:empty { display: none; }
.message.erreur { color: var(--md-sys-color-error); }

/* Liste des simulations */
.liste-entete { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 0 0 0 4px; }
.liste-entete h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface-variant);
  white-space: nowrap;
}
.compteur:not(:empty) {
  min-width: 24px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--md-sys-color-secondary-container);
  color: var(--md-sys-color-on-secondary-container);
  font-size: 12px;
  font-weight: 500;
  text-align: center;
}
#recherche { --md-outlined-text-field-container-shape: 28px; }

.liste { display: flex; flex-direction: column; gap: 8px; }
.item {
  position: relative;
  border-radius: 16px;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid transparent;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.item:hover { border-color: var(--md-sys-color-outline-variant); box-shadow: 0 1px 3px rgba(0, 0, 0, .08); }
.item.active { background: var(--md-sys-color-secondary-container); border-color: var(--md-sys-color-primary); box-shadow: none; }
.item.brouillon { border-style: dashed; }
.item-principal {
  all: unset;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  padding: 12px 16px;
  border-radius: 16px;
}
button.item-principal { cursor: pointer; }
.item-principal:focus-visible { outline: 2px solid var(--md-sys-color-primary); outline-offset: 2px; }
.item-nom {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  font-size: 14px;
  font-weight: 500;
  --md-icon-size: 18px;
}
.item-nom md-icon { color: var(--md-sys-color-outline); }
.item.active .item-nom md-icon { color: var(--md-sys-color-primary); }
.item-nom span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item-date, .item-details { font-size: 12px; color: var(--md-sys-color-on-surface-variant); }
.item-details { display: flex; flex-direction: column; }
.puce {
  align-self: flex-start;
  margin-top: 4px;
  padding: 2px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 500;
  background: var(--md-sys-color-surface-container-high);
  color: var(--md-sys-color-on-surface-variant);
}
.puce.joint, .puce.individuel { background: var(--app-success-container); color: var(--app-on-success-container); }

/* Zone d'édition de la carte sélectionnée */
.item-edition {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0 8px 8px;
  padding: 12px 8px 4px;
  border-top: 1px solid color-mix(in srgb, var(--md-sys-color-primary) 25%, transparent);
}
.item-edition .etat { padding: 0 4px; }
.item-outils {
  display: flex;
  justify-content: space-between;
  --md-icon-button-icon-size: 20px;
}

.vide {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 24px 16px;
  text-align: center;
  font-size: 13px;
  color: var(--md-sys-color-on-surface-variant);
  border: 1px dashed var(--md-sys-color-outline-variant);
  border-radius: 16px;
  --md-icon-size: 32px;
}
.vide md-icon { color: var(--md-sys-color-outline); }
.vide strong { color: var(--md-sys-color-on-surface); font-weight: 500; }

/* Bas du menu : accès aux paramètres fiscaux */
.menu-bas {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--md-sys-color-outline-variant);
}
.nav-item {
  all: unset;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 0 16px;
  border-radius: 28px;
  font-size: 14px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface-variant);
  cursor: pointer;
  transition: background .15s;
}
.nav-item:hover { background: color-mix(in srgb, var(--md-sys-color-on-surface) 8%, transparent); }
.nav-item:focus-visible { outline: 2px solid var(--md-sys-color-primary); outline-offset: 2px; }
.nav-item.actif { background: var(--md-sys-color-secondary-container); color: var(--md-sys-color-on-secondary-container); }

.note {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 4px;
  font-size: 11px;
  color: var(--md-sys-color-on-surface-variant);
  --md-icon-size: 14px;
}

#dialogue-nom md-outlined-text-field { width: 100%; }

/* --- Panneaux --- */
.contenu { min-width: 0; }

main {
  display: grid;
  grid-template-columns: minmax(380px, 1fr) minmax(0, 1.6fr);
  gap: 24px;
  padding: 24px;
  align-items: start;
}
main[hidden], .panneau-parametres[hidden] { display: none; }

/* Paramètres fiscaux et barème côte à côte s'il y a la place */
.panneau-parametres {
  padding: 24px;
  max-width: 1200px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(380px, 100%), 1fr));
  gap: 24px;
  align-items: start;
}
.parametres-entete { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; }
.info { display: flex; align-items: center; gap: 8px; margin: 0; color: var(--md-sys-color-on-surface-variant); }

/* --- Cartes --- */
form { display: flex; flex-direction: column; gap: 24px; }

.carte {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: 12px;
  padding: 16px 20px 20px;
}
.carte h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 16px;
  font-weight: 500;
}
.carte h2 md-icon { color: var(--md-sys-color-primary); }
h3 { font-size: 14px; font-weight: 500; margin: 20px 0 12px; color: var(--md-sys-color-on-surface-variant); }

.resultats { position: sticky; top: calc(var(--hauteur-barre) + 16px); }

/* --- Champs de saisie --- */
.grille-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.colonne { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
md-outlined-text-field, md-outlined-select { width: 100%; min-width: 0; }

/* --- Tableaux --- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--md-sys-color-outline-variant); text-align: left; }
th { font-weight: 500; color: var(--md-sys-color-on-surface-variant); background: var(--md-sys-color-surface-container); }
td.num, #resultats th:not(:first-child) { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: none; }

tr.sous-total td { font-weight: 500; background: var(--md-sys-color-surface-container-low); }
tr.total td {
  font-weight: 700;
  font-size: 15px;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}

.table-defilante {
  overflow-x: auto;
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: 12px;
}

table.lecture { border: 1px solid var(--md-sys-color-outline-variant); border-radius: 12px; border-collapse: separate; border-spacing: 0; overflow: hidden; }
table.lecture td { color: var(--md-sys-color-on-surface-variant); }

/* --- Détail du barème (sections repliables) --- */
#details-bareme { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
#details-bareme summary {
  cursor: pointer;
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--md-sys-color-surface-container-low);
  font-size: 14px;
  font-weight: 500;
}
#details-bareme summary:hover { background: var(--md-sys-color-surface-container); }
table.detail { margin-top: 8px; font-size: 13px; }

/* --- Comparaison individuel / commun --- */
.comparaison { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.option {
  position: relative;
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: 16px;
  padding: 20px 16px;
  text-align: center;
  background: var(--md-sys-color-surface-container-low);
  transition: border-color .2s, background .2s;
}
.option .titre { font-size: 14px; font-weight: 500; color: var(--md-sys-color-on-surface-variant); }
.option .montant { font-size: 32px; font-weight: 400; margin: 8px 0; }
.option .sous { font-size: 14px; color: var(--md-sys-color-on-surface-variant); }
.option .badge {
  display: none;
  align-items: center;
  gap: 4px;
  position: absolute;
  top: -12px;
  right: 12px;
  background: var(--app-success);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px 3px 6px;
  border-radius: 999px;
  --md-icon-size: 16px;
}
.option.meilleur { border-color: var(--app-success); background: var(--app-success-container); }
.option.meilleur .montant, .option.meilleur .titre { color: var(--app-on-success-container); }
.option.meilleur .badge { display: inline-flex; }

.verdict {
  margin: 16px 0 24px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 500;
  text-align: center;
  background: var(--md-sys-color-surface-container);
}
.verdict.joint, .verdict.individuel { background: var(--app-success-container); color: var(--app-on-success-container); }

#resultats .groupe { border-left: 1px solid var(--md-sys-color-outline-variant); }
#resultats th.meilleur { background: var(--app-success); color: #fff; }
#resultats td.meilleur { background: #e3f6e5; color: var(--app-on-success-container); }
#resultats .ecart { border-left: 1px solid var(--md-sys-color-outline-variant); color: var(--md-sys-color-on-surface-variant); font-style: italic; }

md-dialog { max-width: 440px; }

/* --- Adaptation aux petits écrans --- */
@media (max-width: 1200px) {
  main { grid-template-columns: minmax(0, 1fr); }
  .resultats { position: static; }
}
@media (max-width: 900px) {
  .app { grid-template-columns: minmax(0, 1fr); }
  .menu { position: static; height: auto; border-radius: 0 0 16px 16px; }
  main, .panneau-parametres { padding: 16px; }
}
@media (max-width: 520px) {
  .grille-2, .comparaison { grid-template-columns: minmax(0, 1fr); }
}