/* C3 — Commerce connecté (maquette approuvée le 14/10) : plan de travail fixe en trois zones,
   éditeur d'offre de l'actuel, vérification avant dépôt. Chargée après identite.css et c2.css.
   Aucun !important. Jetons de identite.css. */

:root {
  --c3-haut: 246px;            /* en-tête de l'application + bandeau + ligne Commerce */
  --c3-bleu-doux: hsl(213 95% 96%);
  --c3-change: hsl(213 88% 38%);
  --c3-note: hsl(40 92% 95%);
  --c3-note-trait: hsl(38 75% 76%);
}

/* ---------- En-tête de Commerce : une ligne ---------- */
.c3-entete { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin: 4px 0 10px; }
.c3-entete h1 { font-size: 22px; margin: 0; letter-spacing: -0.01em; }
.c3-entete .v2-commerce-onglets { margin: 0; flex: 0 1 auto; gap: 2px; }
.c3-entete .v2-commerce-onglets button { padding: 6px 9px; font-size: 13.5px; }
.c3-entete-gestes .btn { padding: 7px 11px; }
.c3-entete-gestes { margin-left: auto; gap: 6px; flex-wrap: nowrap; }
.c3-entete kbd, .c3-file-pied kbd { font: 600 11px/1 Inter, system-ui, sans-serif; border: 1px solid hsl(var(--border)); border-radius: 4px; padding: 2px 5px; background: hsl(var(--card)); color: hsl(var(--muted-foreground)); }

/* ---------- Le plan : file · conversation · voiture ---------- */
.c3-plan {
  display: grid;
  grid-template-columns: 300px minmax(380px, 1fr) minmax(380px, 420px);
  gap: 14px;
  height: calc(100dvh - var(--c3-haut));
  min-height: 560px;
}
.c3-plan > .panel { margin: 0; min-height: 0; display: flex; flex-direction: column; overflow: hidden; }
.c3-plan > .c3-panneau, .c3-plan > .v2-demande { overflow-y: auto; overscroll-behavior: contain; }
.c3-plan.c3-offre-ouverte { grid-template-columns: minmax(300px, 340px) minmax(0, 1fr); }
.c3-plan.c3-offre-ouverte > .c3-file { display: none; }
.c3-plan.c3-fiche-agrandie { grid-template-columns: minmax(320px, .8fr) minmax(0, 1.6fr); }
.c3-plan.c3-fiche-agrandie > .c3-file { display: none; }

/* File des contacts */
.c3-file { padding: 10px 0 0; }
.c3-filtres { display: flex; flex-wrap: wrap; gap: 4px; padding: 0 10px; }
.c3-filtres button { font-size: 12.5px; padding: 5px 8px; border-radius: 8px; border: 1px solid transparent; background: hsl(var(--background)); color: hsl(var(--foreground)); cursor: pointer; }
.c3-filtres button.selected { background: hsl(var(--card)); border-color: hsl(var(--choisi-cerne)); color: hsl(var(--choisi-texte)); font-weight: 600; }
.c3-sous-filtre { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 6px 12px 8px; border-bottom: 1px solid var(--line); }
.c3-sous-filtre select { font-size: 12.5px; border: none; background: none; color: hsl(var(--choisi-texte)); text-decoration: underline; cursor: pointer; }
.c3-file-liste { flex: 1 1 auto; overflow-y: auto; }
.c3-contact { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 10px; width: 100%; text-align: left; padding: 10px 12px; border: none; border-bottom: 1px solid var(--line); border-left: 3px solid transparent; background: none; cursor: pointer; color: inherit; font: inherit; }
.c3-contact:hover { background: hsl(var(--accent) / .5); }
.c3-contact.selected { background: var(--c3-bleu-doux); border-left-color: hsl(var(--primary)); }
.c3-file-photo { width: 64px; height: 46px; border-radius: 6px; object-fit: cover; display: block; }
.c3-sans-voiture { display: grid; place-items: center; font-size: 11px; color: hsl(var(--muted-foreground)); border: 1px dashed hsl(var(--border)); text-align: center; line-height: 1.15; }
.c3-contact-texte { display: grid; gap: 1px; min-width: 0; }
.c3-contact-tete { display: flex; justify-content: space-between; gap: 6px; align-items: baseline; min-width: 0; }
.c3-contact-tete strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 0 0 auto; max-width: 62%; }
.c3-contact-tete strong { font-size: 14.5px; }
.c3-attente { font-size: 11.5px; color: hsl(var(--muted-foreground)); white-space: nowrap; display: inline-flex; align-items: center; gap: 4px; min-width: 0; overflow: hidden; text-overflow: ellipsis; flex: 0 1 auto; }
.c3-attente.urgent { color: var(--amber); font-weight: 600; }
.c3-contact-voiture { font-size: 13px; color: hsl(var(--choisi-texte)); }
.c3-contact-msg { font-size: 12.5px; color: hsl(var(--muted-foreground)); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.c3-canal { font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: hsl(var(--choisi-texte)); background: hsl(var(--accent)); border-radius: 4px; padding: 1px 4px; }
.c3-geste { font-size: 12.5px; font-weight: 600; }
.c3-file-pied { padding: 8px 12px; border-top: 1px solid var(--line); }

/* Conversation : en-tête, fil qui défile, rédaction fixe en bas */
.c3-conv-tete { position: relative; z-index: 20; padding: 12px 16px 10px; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 10px; align-items: start; }
.c3-conv-titre { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; }
.c3-conv-titre h2 { font-size: 19px; margin: 0; width: 100%; }
.c3-qualifier { display: inline-flex; gap: 4px; align-items: center; }
.c3-qualifier select { font-size: 12.5px; border: none; background: none; color: hsl(var(--muted-foreground)); cursor: pointer; }
.c3-lien { background: none; border: none; padding: 0; color: hsl(var(--choisi-texte)); font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; text-decoration: none; }
.c3-lien:hover { text-decoration: underline; }
.c3-conv-tete .c3-alerte { grid-column: 1 / -1; margin: 0; }
.c3-offre-menu { position: relative; }
.c3-menu { position: absolute; right: 0; top: calc(100% + 6px); z-index: 30; width: 360px; max-width: 80vw; background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: 12px; box-shadow: 0 18px 40px -18px hsl(220 40% 20% / .45); padding: 10px; display: grid; gap: 6px; }
.c3-menu p { margin: 2px 6px 6px; color: hsl(var(--muted-foreground)); }
.c3-menu button, .c3-choix-ligne { display: grid; gap: 2px; text-align: left; padding: 10px 12px; border-radius: 10px; border: 1px solid transparent; background: none; cursor: pointer; font: inherit; color: inherit; }
.c3-menu button:hover, .c3-choix-ligne:hover { background: var(--c3-bleu-doux); border-color: hsl(var(--choisi-cerne)); }
.c3-menu small, .c3-choix-ligne small { color: hsl(var(--muted-foreground)); }

.c3-messages { flex: 1 1 auto; overflow-y: auto; padding: 12px 16px; max-height: none; }
.c3-dernier-client { border: 1.5px solid hsl(var(--menthe-fort) / .55); border-radius: 12px; padding: 4px 6px 2px; background: hsl(var(--menthe-doux)); }
.c3-dernier-tete { display: block; font-size: 12px; font-weight: 700; color: hsl(var(--menthe-fort)); padding: 4px 6px 0; }

.c3-compose { border-top: 1px solid var(--line); padding: 8px 14px 10px; background: hsl(var(--card)); display: grid; gap: 6px; margin: 0; }
.c3-compose-onglets { display: flex; gap: 4px; background: hsl(var(--background)); border-radius: 9px; padding: 3px; width: max-content; }
.c3-compose-onglets button { border: none; background: none; padding: 5px 12px; border-radius: 7px; font: inherit; font-size: 13px; cursor: pointer; color: hsl(var(--muted-foreground)); }
.c3-compose-onglets button.selected { background: hsl(var(--card)); color: hsl(var(--foreground)); font-weight: 600; box-shadow: 0 1px 2px hsl(220 30% 20% / .12); }
.c3-dest { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px; align-items: center; font-size: 13.5px; }
.c3-par select { font: inherit; padding: 4px 8px; border-radius: 8px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); }
.c3-compose textarea { min-height: 84px; max-height: 26vh; resize: vertical; width: 100%; border-radius: 10px; border: 1px solid hsl(var(--border)); padding: 10px 12px; font: inherit; }
.c3-compose.c3-mode-note textarea, .c3-note-interne textarea { background: var(--c3-note); border-color: var(--c3-note-trait); }
.c3-note-interne { display: grid; gap: 6px; }
/* Hauteur réservée : l'état du brouillon n'écarte jamais le bouton Envoyer pendant la frappe. */
.c3-etat-ligne { min-height: 22px; display: flex; align-items: center; gap: 8px; }
.c3-etat-ligne .v2-etat-brouillon { margin: 0; }
.c3-compose-pied { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.c3-compose-pied .c3-envoyer, .c3-compose-pied .c3-ajouter-note { margin-left: auto; }
.c3-sans-canal { flex: 1 1 100%; }
.c3-pj-liste { display: flex; flex-wrap: wrap; gap: 6px; }
.c3-pj { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; padding: 3px 8px; border-radius: 6px; background: hsl(var(--accent)); color: hsl(var(--choisi-texte)); }
.c3-pj button { border: none; background: none; cursor: pointer; color: inherit; font-size: 14px; }

/* Panneau voiture */
.c3-panneau { overflow-y: auto; padding: 12px 14px; }
.c3-panneau.c3-panneau-offre { padding: 0; }
.c3-voiture-tete { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 12px; align-items: start; }
.c3-voiture-photo { width: 140px; height: 96px; object-fit: cover; border-radius: 8px; display: block; }
.c3-voiture-tete h2 { margin: 0 0 2px; font-size: 18px; }
.c3-plaque { font: 700 12.5px/1 Inter, system-ui, sans-serif; letter-spacing: .04em; border: 1.5px solid hsl(var(--sport-marine-haut)); border-left: 7px solid hsl(var(--primary)); border-radius: 4px; padding: 3px 6px; }
.c3-prix-affiche { margin: 10px 0 6px; }
.c3-prix-affiche strong { font-size: 26px; color: hsl(var(--choisi-texte)); }
.c3-panneau-onglets { display: flex; gap: 14px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin-bottom: 10px; align-items: center; }
.c3-panneau-onglets button { border: none; background: none; padding: 6px 0; font: inherit; font-size: 13.5px; cursor: pointer; color: hsl(var(--muted-foreground)); border-bottom: 2px solid transparent; }
.c3-panneau-onglets button.selected { color: hsl(var(--choisi-texte)); border-bottom-color: hsl(var(--primary)); font-weight: 600; }
.c3-panneau-onglets .c3-lien { margin-left: auto; }
.c3-carte-offre { border: 1px solid hsl(var(--border)); border-radius: 12px; padding: 12px; margin-bottom: 12px; }
.c3-carte-offre-tete { display: flex; align-items: center; gap: 8px; }
.c3-carte-offre-tete .btn { margin-left: auto; }
.c3-montants, .c3-faits, .c3-detail-cg, .c3-lignes { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 12px; margin: 8px 0; font-size: 13.5px; }
.c3-montants dt, .c3-faits dt, .c3-detail-cg dt, .c3-lignes dt { color: hsl(var(--muted-foreground)); }
.c3-montants dd, .c3-detail-cg dd, .c3-lignes dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
.c3-faits { grid-template-columns: 110px minmax(0, 1fr); }
.c3-faits dd { margin: 0; }
.c3-net { color: hsl(var(--choisi-texte)); font-weight: 700; font-size: 15px; }
.c3-deduction { color: var(--green); }
.c3-note { font-size: 12.5px; color: hsl(var(--muted-foreground)); margin: 4px 0; }
.c3-carte-offre .c3-note { background: hsl(var(--background)); border-radius: 8px; padding: 8px 10px; }
.c3-alerte { background: hsl(var(--warning-doux)); border: 1px solid hsl(var(--warning-trait)); color: var(--amber); border-radius: 8px; padding: 8px 10px; font-size: 13px; }
.c3-alerte.c3-bloquant { background: hsl(var(--destructive-doux)); border-color: hsl(var(--destructive-trait)); color: var(--red); }
.c3-panneau-gestes { gap: 6px; }
.c3-promesses { margin: 4px 0 0; padding-left: 16px; font-size: 12.5px; color: hsl(var(--muted-foreground)); }
.c3-promesses li.c3-ok { color: var(--green); }

/* ---------- Espace de l'offre ---------- */
.c3-offre { display: flex; flex-direction: column; min-height: 100%; }
.c3-offre > * { flex-shrink: 0; }
.c3-offre-tete { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 12px 16px; }
.c3-offre-tete h2 { margin: 0; font-size: 19px; }
.c3-puce { display: inline-grid; grid-template-columns: auto auto; column-gap: 8px; align-items: center; border: 1px solid hsl(var(--border)); background: hsl(var(--background)); border-radius: 8px; padding: 4px 10px; font-size: 13px; }
.c3-puce small { grid-column: 2; color: hsl(var(--muted-foreground)); font-size: 11px; }
.c3-puce strong { grid-column: 2; }
.c3-puce-photo { grid-row: 1 / span 2; width: 44px; height: 30px; object-fit: cover; border-radius: 4px; }
.c3-retour { margin-left: auto; }
.c3-versions { display: flex; gap: 10px; padding: 0 16px 12px; overflow-x: auto; border-bottom: 1px solid var(--line); }
.c3-version { display: grid; gap: 3px; text-align: left; min-width: 170px; padding: 10px 12px; border-radius: 10px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); cursor: pointer; font: inherit; color: inherit; }
.c3-version b { font-size: 17px; }
.c3-version small { color: hsl(var(--muted-foreground)); font-size: 11.5px; }
.c3-version.c3-actif { border: 2px solid hsl(var(--primary)); background: var(--c3-bleu-doux); }
.c3-version.c3-autre { border-style: dashed; color: hsl(var(--choisi-texte)); font-weight: 600; }
.c3-version.c3-bdc { background: hsl(var(--background)); }
.c3-offre-corps { padding: 12px 16px 0; flex: 1 1 auto; }
.c3-bandeau-brouillon { background: var(--c3-bleu-doux); border: 1px dashed hsl(var(--choisi-cerne)); border-radius: 10px; padding: 8px 12px; font-size: 13px; margin-bottom: 12px; }

.c3-editeur { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 14px; align-items: start; }
.c3-cartes { display: grid; gap: 12px; min-width: 0; }
.c3-carte { border: 1px solid hsl(var(--border)); border-radius: 12px; padding: 12px 14px; background: hsl(var(--card)); }
.c3-carte h3 { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; font-size: 15px; flex-wrap: wrap; }
.c3-carte h3 small { font-weight: 500; color: hsl(var(--muted-foreground)); font-size: 12.5px; margin-left: auto; }
.c3-num { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 6px; background: hsl(var(--accent)); color: hsl(var(--choisi-texte)); font-size: 12px; font-weight: 700; }
.c3-grille { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px 12px; align-items: start; }
.c3-champ { display: grid; gap: 3px; font-size: 12.5px; color: hsl(var(--muted-foreground)); }
.c3-champ input, .c3-champ select, .c3-champ textarea, .c3-ligne-option input { font: inherit; font-size: 14px; color: hsl(var(--foreground)); padding: 7px 9px; border-radius: 8px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); width: 100%; box-sizing: border-box; }
.c3-champ input[inputmode="decimal"], .c3-champ input[inputmode="numeric"] { text-align: right; font-variant-numeric: tabular-nums; }
.c3-champ.c3-change input { border: 2px solid hsl(var(--primary)); background: var(--c3-bleu-doux); color: var(--c3-change); }
.c3-champ.c3-invalide input, .c3-champ input.c3-invalide { border-color: var(--red); }
.c3-champ.c3-lu strong { font-size: 15px; color: hsl(var(--foreground)); padding: 7px 0; }
.c3-champ.c3-large { grid-column: 1 / -1; margin-top: 8px; }
.c3-champ textarea { min-height: 64px; resize: vertical; }
.c3-erreur-champ { color: var(--red); }
.c3-suggere { border: none; background: none; padding: 2px 0; font: inherit; font-size: 12px; color: hsl(var(--choisi-texte)); cursor: pointer; text-decoration: underline; }
.c3-case { display: flex; gap: 6px; align-items: center; font-size: 13.5px; margin: 6px 0; }
.c3-calculette { margin-top: 10px; border: 1px dashed hsl(var(--border)); border-radius: 10px; padding: 10px; background: hsl(var(--background)); }
.c3-calculette h4 { margin: 0 0 8px; font-size: 13.5px; }
.c3-ligne-reprise { border-top: 1px dashed var(--line); padding-top: 8px; margin-top: 4px; }
.c3-etat-lieux { margin-top: 10px; }
.c3-etat-lieux h4 { font-size: 13.5px; margin: 0 0 6px; }
.c3-repli summary { cursor: pointer; font-size: 13px; color: hsl(var(--choisi-texte)); margin: 8px 0; }
.c3-ligne-option { display: grid; grid-template-columns: minmax(0, 1fr) 120px auto; gap: 8px; margin-bottom: 6px; }
.c3-rail { position: sticky; top: 8px; display: grid; gap: 12px; }
.c3-rail-carte { border: 1px solid hsl(var(--border)); border-radius: 12px; padding: 12px; background: hsl(var(--card)); }
.c3-rail-carte h4 { margin: 0 0 6px; font-size: 14px; }
.c3-detail-prix { box-shadow: 0 10px 30px -22px hsl(220 40% 20% / .5); }
.c3-lignes .c3-sous-total { color: hsl(var(--foreground)); font-weight: 600; }
.c3-lignes .c3-total { color: hsl(var(--choisi-texte)); font-weight: 800; font-size: 15px; border-top: 1px solid var(--line); padding-top: 6px; }
.c3-lignes .c3-indicatif { grid-column: 1 / -1; font-size: 12px; font-style: italic; }
.c3-lignes .c3-change { color: var(--c3-change); }
.c3-couvre { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; font-size: 13px; }
.c3-couvre li::before { content: "•"; margin-right: 6px; }
.c3-couvre li.c3-ok::before { content: "✓"; color: var(--green); }
.c3-couvre li.c3-manque::before { content: "!"; color: var(--amber); font-weight: 800; }

.c3-pied { position: sticky; bottom: 0; z-index: 5; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 0; margin-top: 12px; background: hsl(var(--card)); border-top: 1px solid var(--line); }
.c3-etapes { display: flex; gap: 0; list-style: none; padding: 0; margin: 0 auto 0 0; font-size: 12px; }
.c3-etapes li { padding: 5px 12px 5px 16px; background: hsl(var(--background)); color: hsl(var(--muted-foreground)); clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 0 100%, 8px 50%); }
.c3-etapes li.c3-fait { background: hsl(var(--primary)); color: white; font-weight: 600; }
.c3-etat-enreg { min-width: 200px; font-size: 12.5px; }
.c3-etat-enreg .c3-ok { color: var(--green); }
.c3-etat-enreg .c3-modifie { color: var(--amber); }
.c3-etat-enreg .c3-echec { color: var(--red); }

.c3-choix { display: grid; gap: 8px; max-width: 640px; }
.c3-consulter-tete { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px; align-items: baseline; }
.c3-consulter-tete h3 { margin: 0; }
.c3-consulter-actions { margin: 8px 0 12px; gap: 6px; }

.c3-verifier { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 380px); gap: 14px; align-items: start; }
.c3-recap { border: 1px solid hsl(var(--border)); border-radius: 12px; overflow: hidden; background: hsl(var(--card)); }
.c3-recap h3 { margin: 0; padding: 12px 14px; background: hsl(var(--sport-marine-haut)); color: white; font-size: 15px; display: flex; gap: 8px; align-items: center; justify-content: space-between; }
.c3-recap dl { display: grid; grid-template-columns: 170px minmax(0, 1fr); margin: 0; }
.c3-recap dt, .c3-recap dd { padding: 10px 14px; border-bottom: 1px solid var(--line); margin: 0; font-size: 13.5px; }
.c3-recap dt { color: hsl(var(--muted-foreground)); }
.c3-montant { font-size: 22px; color: hsl(var(--choisi-texte)); }
.c3-message { width: 100%; min-height: 120px; font: inherit; font-size: 13px; border-radius: 8px; border: 1px solid hsl(var(--border)); padding: 8px; box-sizing: border-box; }
.c3-blocs { display: flex; flex-wrap: wrap; gap: 2px 12px; }
.c3-recap-actions { padding: 12px 14px; justify-content: space-between; }
.c3-recap .c3-note { padding: 0 14px 12px; }
.c3-recap-apercu { position: sticky; top: 8px; max-height: calc(100dvh - var(--c3-haut) - 40px); overflow: auto; border: 1px solid hsl(var(--border)); border-radius: 12px; padding: 10px; background: hsl(var(--background)); }
.c3-recap-apercu h4 { margin: 0 0 6px; }
.c3-apercu { width: min(920px, 96vw); }

/* Barre basse du téléphone (Voiture · Offre · Suivant) */
.c3-barre-tel { display: none; }

/* ---------- Tailles intermédiaires ---------- */
@media (max-width: 1280px) {
  .c3-plan { grid-template-columns: 260px minmax(340px, 1fr) minmax(320px, 380px); }
  .c3-editeur { grid-template-columns: minmax(0, 1fr); }
  .c3-rail { position: static; }
  .c3-verifier { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 1100px) {
  .c3-plan { grid-template-columns: 240px minmax(0, 1fr); height: auto; }
  .c3-plan > .c3-panneau, .c3-plan > .v2-demande { grid-column: 1 / -1; }
  .c3-plan > .panel { max-height: none; }
  .c3-plan.c3-offre-ouverte { grid-template-columns: minmax(0, 1fr); }
  .c3-plan.c3-offre-ouverte > .c3-conv { display: none; }
  .c3-messages { max-height: 46vh; }
}

/* ---------- Téléphone : conversation et rédaction plein écran, voiture en dessous ---------- */
@media (max-width: 760px) {
  .c3-entete { gap: 8px; }
  .c3-entete h1 { display: none; }
  .c3-entete .v2-commerce-onglets { overflow-x: auto; flex-wrap: nowrap; width: 100%; }
  .c3-entete-gestes { width: 100%; margin: 0; }
  .c3-entete-gestes .btn { flex: 1 1 auto; padding: 6px 8px; font-size: 13px; }
  /* Précédent / Suivant sont dans la barre basse. */
  .c3-entete-gestes [data-geste="contact-precedent"], .c3-entete-gestes [data-geste="contact-suivant"] { display: none; }
  .c3-filtres { flex-wrap: nowrap; overflow-x: auto; }
  .c3-filtres button { white-space: nowrap; }
  .c3-conv-tete { padding: 10px 12px 8px; }
  .c3-conv-titre h2 { font-size: 17px; }
  .c3-qualifier .small { display: none; }
  .c3-plan { display: flex; flex-direction: column; height: auto; min-height: 0; gap: 10px; padding-bottom: 68px; }
  .c3-file { max-height: 168px; }
  .c3-file-liste { display: flex; overflow-x: auto; overflow-y: hidden; }
  .c3-contact { grid-template-columns: 1fr; min-width: 210px; border-bottom: none; border-right: 1px solid var(--line); border-left: none; border-top: 3px solid transparent; }
  .c3-contact.selected { border-top-color: hsl(var(--primary)); }
  .c3-contact .c3-file-photo, .c3-contact .v2-etiquettes, .c3-file-pied, .c3-sous-filtre { display: none; }
  .c3-conv-tete { grid-template-columns: 1fr; }
  .c3-messages { max-height: 38vh; }
  .c3-dest { font-size: 13px; }
  .c3-compose-pied .btn { padding: 7px 10px; }
  .c3-compose-pied .c3-envoyer { width: 100%; margin-left: 0; }
  .c3-voiture-tete { grid-template-columns: 96px minmax(0, 1fr); }
  .c3-voiture-photo { width: 96px; height: 66px; }
  .c3-menu { right: auto; left: 0; width: min(360px, calc(100vw - 32px)); }
  .c3-offre-tete, .c3-versions, .c3-offre-corps { padding-left: 10px; padding-right: 10px; }
  .c3-recap dl { grid-template-columns: 1fr; }
  .c3-recap dt { border-bottom: none; padding-bottom: 0; }
  .c3-ligne-option { grid-template-columns: minmax(0, 1fr) 96px; }
  .c3-ligne-option .btn { grid-column: 1 / -1; justify-self: start; }
  .c3-pied { position: static; }
  .c3-etat-enreg { min-width: 0; width: 100%; }
  .c3-barre-tel { display: grid; grid-template-columns: repeat(3, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: hsl(var(--card)); border-top: 1px solid hsl(var(--border)); padding: 6px 8px calc(6px + env(safe-area-inset-bottom)); gap: 6px; }
  .c3-barre-tel button { border: none; background: none; font: inherit; font-size: 12.5px; font-weight: 600; color: hsl(var(--choisi-texte)); padding: 8px 4px; border-radius: 8px; cursor: pointer; }
  .c3-barre-tel button:active { background: var(--c3-bleu-doux); }
}

@media (prefers-reduced-motion: reduce) {
  .c3-contact, .c3-version { transition: none; }
}
@media print {
  .c3-plan > .c3-file, .c3-plan > .c3-conv, .c3-pied, .c3-barre-tel, .c3-versions, .c3-offre-tete { display: none; }
}
.c3-version .badge { white-space: normal; }

/* VEN-23 : données fiscales de la voiture (fiche, offre, secrétariat). */
.v2-fiscal { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--ligne, #dfe5ec); }
.v2-fiscal-tete { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.v2-fiscal-tete h3 { margin: 0; font-size: 15px; }
.v2-fiscal-manques { margin: 8px 0 0; padding-left: 18px; font-size: 13px; color: #8a5b1e; }
.v2-fiscal-manques .v2-bloquant { font-weight: 600; color: #a33a2a; }
.v2-fiscal-form { margin-bottom: 10px; }
.v2-fiscal-ecarts { margin: 6px 0; padding-left: 18px; font-size: 13px; }
.v2-fiscal-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.v2-fiscal-confirmer { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 13px; }

/* ECR-01 : simulateur d'achat — décision en tête (le sens de l'argent se voit). */
.v2-sim-decision { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; margin: 0 0 14px; position: sticky; top: 8px; z-index: 2; }
.v2-sim-bloc { border-radius: 12px; padding: 14px 16px; border: 1px solid hsl(var(--warning-trait)); background: hsl(var(--warning-doux)); display: flex; flex-direction: column; gap: 2px; }
.v2-sim-bloc.v2-sim-vert { background: hsl(var(--success-doux)); border-color: hsl(var(--success-trait)); }
.v2-sim-bloc.v2-sim-rouge { background: hsl(var(--destructive-doux)); border-color: hsl(var(--destructive-trait)); }
.v2-sim-bloc.v2-sim-neutre, .v2-sim-bloc.v2-sim-enchere { background: var(--fond-carte, #fff); border-color: var(--ligne, #dfe5ec); }
.v2-sim-libelle { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; opacity: .75; }
.v2-sim-chiffre { font-size: 28px; font-variant-numeric: tabular-nums; line-height: 1.15; }
.v2-sim-quatre .c3-detail-cg, .v2-sim-detail .c3-detail-cg { margin-top: 10px; }
@media (max-width: 600px) { .v2-sim-chiffre { font-size: 22px; } .v2-sim-decision { position: static; } }

/* ECR-02 : ajouter un véhicule — la nature se choisit d'abord. */
.v2-natures { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; }
.v2-nature { display: flex; flex-direction: column; gap: 2px; text-align: left; padding: 12px 14px; border-radius: 10px; border: 2px solid var(--ligne, #dfe5ec); background: var(--fond-carte, #fff); cursor: pointer; }
.v2-nature small { opacity: .75; }
.v2-nature.v2-nature-active { border-color: hsl(var(--primary)); background: hsl(var(--primary) / .07); }
.v2-confirme-vin { margin-top: 10px; }
.c3-champ.c3-case { display: flex; flex-direction: row; align-items: center; gap: 8px; }
.c3-champ.c3-case input[type="checkbox"] { width: auto; flex: 0 0 auto; }

/* L7 : synthèse sourcée (faits calculés, chaque ligne nomme sa source). */
.c3-conv-tete .v2-synthese { grid-column: 1 / -1; }
.v2-synthese { border: 1px solid var(--ligne, #dfe5ec); border-radius: 10px; padding: 10px 12px; background: var(--fond-carte, #fff); font-size: 13px; max-height: 320px; overflow: auto; }
.v2-synthese-tete { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 6px; }
.v2-synthese ul { list-style: none; margin: 4px 0; padding: 0; }
.v2-synthese li { display: flex; justify-content: space-between; gap: 10px; padding: 2px 0; border-bottom: 1px dashed var(--ligne, #dfe5ec); }
.v2-synthese code { font-size: 11px; opacity: .6; white-space: nowrap; }
.v2-synthese-alertes li.v2-niveau-bloquant span { color: var(--red); font-weight: 600; }
.v2-synthese-alertes li.v2-niveau-a-faire span { color: var(--amber); }
.v2-citation { margin: 6px 0 0; padding: 6px 10px; border-left: 3px solid var(--ligne, #dfe5ec); background: hsl(var(--primary) / .04); }
.v2-citation p { margin: 2px 0 0; }