:root {
  --fond: #F6F3EE;
  --fond-2: #FFFFFF;
  --encre: #15130F;
  --encre-2: #6B665E;
  --ligne: #E4DFD6;
  --accent: #1E7F8C;
  --accent-fonce: #15606A;
  --accent-clair: #DDEFF1;
  --bulle-moi: #15130F;
  --bulle-moi-texte: #F6F3EE;
  --erreur: #B3261E;
  --rayon: 22px;
  --police: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fond: #15130F;
    --fond-2: #1E1B16;
    --encre: #F3EFE8;
    --encre-2: #A39D93;
    --ligne: #2E2A24;
    --accent: #4FB3BF;
    --accent-fonce: #7CCBD3;
    --accent-clair: #1C3338;
    --bulle-moi: #F3EFE8;
    --bulle-moi-texte: #15130F;
  }
}
:root[data-theme="dark"] {
  --fond: #15130F; --fond-2: #1E1B16; --encre: #F3EFE8; --encre-2: #A39D93; --ligne: #2E2A24;
  --accent: #4FB3BF; --accent-fonce: #7CCBD3; --accent-clair: #1C3338; --bulle-moi: #F3EFE8; --bulle-moi-texte: #15130F;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--fond); color: var(--encre);
  font-family: var(--police); font-size: 18px; line-height: 1.45;
  -webkit-font-smoothing: antialiased; overscroll-behavior: none;
}
.ecran { min-height: 100dvh; display: flex; flex-direction: column; }
[hidden] { display: none !important; }

.marque { display: inline-flex; align-items: center; gap: 10px; }
.goutte { width: 18px; height: 18px; border-radius: 50% 50% 50% 0; background: var(--accent); transform: rotate(-45deg); display: inline-block; }
.nom { font-weight: 800; letter-spacing: -0.02em; font-size: 22px; }

/* Code */
#ecran-code { align-items: center; justify-content: center; padding: 24px 16px; }
.carte-code { width: 100%; max-width: 420px; display: flex; flex-direction: column; gap: 20px; }
.phrase { font-size: 30px; line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; margin: 8px 0 4px; }
#form-code { display: flex; flex-direction: column; gap: 12px; }
#champ-code {
  font: inherit; font-size: 22px; letter-spacing: 0.08em; padding: 16px 18px; border-radius: 16px;
  border: 1.5px solid var(--ligne); background: var(--fond-2); color: var(--encre); outline: none; text-align: center;
}
#champ-code:focus { border-color: var(--accent); }
.btn-principal {
  font: inherit; font-weight: 700; font-size: 19px; padding: 16px; border-radius: 16px; border: 0;
  background: var(--encre); color: var(--fond); cursor: pointer;
}
.mention { color: var(--encre-2); font-size: 15px; margin: 0; }
.erreur { color: var(--erreur); margin: 0; font-size: 16px; }

/* Chat */
.entete {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px; background: color-mix(in srgb, var(--fond) 88%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--ligne);
}
.entete-droite { display: flex; align-items: center; gap: 14px; }
.entreprise { color: var(--encre-2); font-size: 15px; max-width: 40vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-texte { font: inherit; font-size: 16px; font-weight: 600; color: var(--accent); background: none; border: 0; padding: 6px 2px; cursor: pointer; text-decoration: none; }
.btn-texte.discret { color: var(--encre-2); font-weight: 500; }

.fil { flex: 1; display: flex; flex-direction: column; gap: 14px; padding: 18px 16px 12px; max-width: 760px; width: 100%; margin: 0 auto; }
.msg { max-width: 86%; padding: 12px 16px; border-radius: var(--rayon); white-space: pre-wrap; word-wrap: break-word; }
.msg.moi { align-self: flex-end; background: var(--bulle-moi); color: var(--bulle-moi-texte); border-bottom-right-radius: 8px; }
.msg.lui { align-self: flex-start; background: var(--fond-2); border: 1px solid var(--ligne); border-bottom-left-radius: 8px; }
.msg.attente { color: var(--encre-2); font-style: italic; }
.msg.attente::after { content: ""; display: inline-block; width: 1.2em; text-align: left; animation: points 1.2s steps(4, end) infinite; }
@keyframes points { 0% { content: ""; } 25% { content: "."; } 50% { content: ".."; } 75% { content: "..."; } }
.msg .fichiers-joints { font-size: 14px; opacity: 0.75; margin-top: 6px; }
.operations { max-width: 86%; align-self: flex-start; color: var(--encre-2); font-size: 14px; line-height: 1.45; padding: 2px 4px 8px; overflow-wrap: anywhere; }
.operations summary { cursor: pointer; }
.operations p { margin: 8px 0; }
.operations ul { margin: 8px 0 0; padding-left: 20px; }
.carte-doc {
  align-self: flex-start; display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 16px;
  background: var(--accent-clair); color: var(--encre); text-decoration: none; border: 1px solid transparent; max-width: 86%;
}
.carte-doc:hover { border-color: var(--accent); }
.carte-doc .ext { font-weight: 800; font-size: 13px; letter-spacing: 0.06em; color: var(--accent-fonce); background: var(--fond-2); padding: 6px 8px; border-radius: 8px; }
.carte-doc .nomdoc { font-weight: 600; word-break: break-word; }
.carte-doc .sous { font-size: 14px; color: var(--encre-2); }
.accueil { align-self: center; text-align: center; color: var(--encre-2); margin: 10vh 0 0; max-width: 520px; }
.accueil .grand { font-size: 28px; font-weight: 700; color: var(--encre); letter-spacing: -0.02em; line-height: 1.15; }
.accueil .exemples { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 18px; }
.accueil .exemples button { font: inherit; font-size: 15px; padding: 10px 14px; border-radius: 999px; border: 1px solid var(--ligne); background: var(--fond-2); color: var(--encre); cursor: pointer; }

/* Composeur */
.composeur {
  position: sticky; bottom: 0; z-index: 5; padding: 10px 12px calc(12px + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--fond) 92%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.barre {
  display: flex; flex-direction: column; gap: 4px; max-width: 760px; margin: 0 auto; padding: 10px;
  background: var(--fond-2); border: 1px solid var(--ligne); border-radius: 28px;
  box-shadow: 0 3px 16px rgb(0 0 0 / 4%);
}
.barre:focus-within { border-color: color-mix(in srgb, var(--accent) 55%, var(--ligne)); }
#champ-message {
  display: block; width: 100%; min-width: 0; min-height: 42px; max-height: min(240px, 35dvh);
  font: inherit; font-size: 17px; line-height: 26px; padding: 8px; resize: none;
  border: 0; border-radius: 0; background: transparent; color: var(--encre); outline: none;
  overflow-x: hidden; overflow-y: hidden; scrollbar-width: thin; scrollbar-color: var(--encre-2) transparent;
}
#champ-message::placeholder { color: var(--encre-2); opacity: 1; }
#champ-message::-webkit-scrollbar { width: 5px; }
#champ-message::-webkit-scrollbar-thumb { background: var(--encre-2); border-radius: 8px; }
#champ-message::-webkit-scrollbar-track { background: transparent; }
.outils-composeur { display: flex; align-items: center; gap: 6px; }
.btn-rond {
  flex: none; width: 44px; height: 44px; border-radius: 50%; border: 0; background: transparent;
  color: var(--encre); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; padding: 0;
}
.btn-rond:hover { background: var(--ligne); }
.btn-rond:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-rond svg { width: 22px; height: 22px; }
.btn-envoyer, .btn-envoyer:hover { background: var(--encre); color: var(--fond); }
#btn-micro { margin-left: auto; }
.btn-envoyer:disabled { opacity: 0.35; cursor: default; }
#btn-micro.actif { background: var(--accent); color: #fff; border-color: var(--accent); animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 45%, transparent); } 50% { box-shadow: 0 0 0 12px transparent; } }
.indice { text-align: center; color: var(--accent); font-size: 15px; margin: 8px 0 0; }
.perimetre { text-align: center; color: var(--encre-2); font-size: 12px; line-height: 1.4; margin: 8px 6px 0; }
.pieces { display: flex; flex-wrap: wrap; gap: 6px; padding: 4px 8px; overflow-wrap: anywhere; }
.pieces span { font-size: 14px; background: var(--accent-clair); padding: 6px 10px; border-radius: 999px; }
.pieces span b { cursor: pointer; margin-left: 6px; }

/* Panneau état */
.panneau {
  position: fixed; inset: auto 0 0 0; max-height: 82dvh; background: var(--fond-2); border-radius: 24px 24px 0 0; z-index: 20;
  box-shadow: 0 -12px 40px rgba(0,0,0,0.18); display: flex; flex-direction: column; padding-bottom: env(safe-area-inset-bottom);
}
.panneau-entete, .panneau-pied { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--ligne); }
.panneau-pied { border-bottom: 0; border-top: 1px solid var(--ligne); }
.panneau-contenu { overflow: auto; padding: 8px 20px 16px; font-size: 16px; }
.panneau-contenu h4 { margin: 14px 0 6px; font-size: 14px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--encre-2); }
.panneau-contenu ul { margin: 0; padding-left: 18px; }
.panneau-contenu li { margin: 4px 0; }
.panneau-contenu .vide { color: var(--encre-2); }
.voile { position: fixed; inset: 0; background: rgba(0,0,0,0.25); z-index: 15; }

@media (min-width: 760px) {
  .fil { padding-top: 28px; }
  .panneau { inset: auto 0 0 auto; width: 420px; max-height: 100dvh; height: 100dvh; border-radius: 0; }
}

/* Accueil personnel, construit à partir des services et actions réellement présents. */
.accueil { text-align: left; align-self: stretch; max-width: none; margin: 26px 0 16px; padding: 26px; border: 1px solid var(--ligne); border-radius: 22px; background: var(--fond-2); }
.accueil p { margin: 12px 0; }
.accueil .exemples { justify-content: flex-start; }
.services-accueil { display: grid; gap: 10px; margin: 18px 0; }
.service-accueil { border-left: 3px solid var(--accent); padding: 5px 0 5px 14px; }
.service-accueil strong { display: block; color: var(--encre); }
.service-accueil span { display: block; font-size: 15px; margin-top: 3px; }
.bilan-accueil { font: inherit; text-align: left; color: var(--accent); border: 0; background: none; padding: 8px 0; cursor: pointer; }
.accueil .prochaine-tache { font-size: 15px; margin: 6px 0; }
.question-accueil { color: var(--encre); }
.panneau-contenu a { color: var(--accent); overflow-wrap: anywhere; }
@media (max-width: 520px) { .accueil { padding: 20px; } .accueil .grand { font-size: 26px; } }