/* Salon à 3 — mise en page simple, mobile d'abord. */
:root {
  --fond: #f6f6f4; --carte: #ffffff; --texte: #1f2128; --discret: #6b6f78; --bord: #e2e2de;
  --samuel: #e9eefc; --principal: #2f3442; --danger: #c0392b;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --fond: #17181c; --carte: #22242a; --texte: #e8e8ea; --discret: #9a9ea8; --bord: #33363e; --samuel: #2a3350; --principal: #dfe3ee; }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--fond); color: var(--texte); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 1px solid var(--bord); background: var(--carte); border-radius: 10px; padding: .45em .8em; }
button:disabled { opacity: .45; cursor: default; }
button.principal { background: var(--principal); color: var(--fond); border-color: var(--principal); }
button.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
button.lien, a.bouton { border: 0; background: none; color: var(--discret); text-decoration: underline; padding: .3em; }
button.icone { border: 0; background: none; padding: .3em .5em; }
.cache { display: none !important; }
.discret { color: var(--discret); font-size: .82em; }

#appli { display: flex; height: 100dvh; }
#tiroir { width: 280px; flex: none; background: var(--carte); border-right: 1px solid var(--bord); display: flex; flex-direction: column; }
.tiroir-tete { display: flex; gap: .4em; padding: .7em; padding-top: max(.7em, env(safe-area-inset-top)); }
.tiroir-tete .principal { flex: 1; }
#liste-convs { list-style: none; margin: 0; padding: 0 .4em; overflow-y: auto; flex: 1; }
#liste-convs li { display: flex; align-items: center; border-radius: 10px; }
#liste-convs li.courante { background: var(--fond); }
#liste-convs .ouvrir { flex: 1; text-align: left; border: 0; background: none; display: flex; flex-direction: column; min-width: 0; }
#liste-convs .ouvrir span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tiroir-pied { display: flex; justify-content: space-between; padding: .5em; padding-bottom: max(.5em, env(safe-area-inset-bottom)); border-top: 1px solid var(--bord); }
#voile { position: fixed; inset: 0; background: #0006; z-index: 9; }
.seulement-mobile { display: none; }

#principal { flex: 1; display: flex; flex-direction: column; min-width: 0; }
#tete { display: flex; align-items: center; gap: .5em; padding: .55em .8em; padding-top: max(.55em, env(safe-area-inset-top)); border-bottom: 1px solid var(--bord); background: var(--carte); }
#titre { font-size: 1.05em; margin: 0; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer; }
#barre { display: flex; flex-wrap: wrap; gap: .5em; align-items: center; justify-content: space-between; padding: .5em .8em; border-bottom: 1px solid var(--bord); }
#presents { display: flex; gap: .4em; flex-wrap: wrap; }
.puce { display: inline-flex; align-items: center; gap: .4em; border-radius: 999px; padding: .3em .75em; border: 1.5px solid var(--bord); opacity: .6; flex-wrap: wrap; }
.puce .point { width: .7em; height: .7em; border-radius: 50%; background: var(--c); }
.puce.present { border-color: var(--c); opacity: 1; font-weight: 600; }
.puce.indispo { opacity: .5; border-style: dashed; }
.puce small { font-weight: 400; font-size: .7em; color: var(--discret); width: 100%; }
#modes { display: inline-flex; border: 1px solid var(--bord); border-radius: 10px; overflow: hidden; }
#modes button { border: 0; border-radius: 0; background: none; padding: .3em .9em; }
#modes button.actif { background: var(--principal); color: var(--fond); }

#fil { flex: 1; overflow-y: auto; padding: .8em; display: flex; flex-direction: column; gap: .6em; }
.vide { margin: auto; max-width: 30em; color: var(--discret); text-align: center; }
.msg { max-width: min(46em, 92%); background: var(--carte); border: 1px solid var(--bord); border-radius: 14px; padding: .55em .8em; }
.msg.ia { align-self: flex-start; border-left: 4px solid var(--c); }
.msg.samuel { align-self: flex-end; background: var(--samuel); }
.msg.erreur { opacity: .75; font-style: italic; }
.msg .entete { display: flex; gap: .5em; align-items: baseline; flex-wrap: wrap; }
.msg .nom { font-weight: 700; color: var(--c, var(--texte)); }
.msg .cout { text-align: right; font-size: .72em; color: var(--discret); }
.systeme { align-self: center; font-size: .8em; color: var(--discret); }
.pj { display: flex; gap: .4em; flex-wrap: wrap; margin-top: .4em; }
.pj img { max-width: 160px; max-height: 160px; border-radius: 8px; display: block; }
.pj .fichier { font-size: .9em; }
.md p { margin: .3em 0; }
.md ul, .md ol { margin: .3em 0; padding-left: 1.3em; }
.md pre { background: var(--fond); padding: .5em; border-radius: 8px; overflow-x: auto; font-size: .88em; }
.md code { font-size: .92em; }
.md table { border-collapse: collapse; margin: .4em 0; font-size: .92em; }
.md td { border: 1px solid var(--bord); padding: .2em .45em; vertical-align: top; }
.md h3, .md h4, .md h5, .md h6 { margin: .5em 0 .2em; }

#parle { padding: .25em 1em; font-size: .88em; color: var(--discret); }
#parle.actif::before { content: "●"; color: var(--c, var(--discret)); margin-right: .4em; animation: battre 1s infinite; }
#parle.erreur { color: var(--danger); }
@keyframes battre { 50% { opacity: .25; } }

#saisie { border-top: 1px solid var(--bord); background: var(--carte); padding: .5em .6em; padding-bottom: max(.5em, env(safe-area-inset-bottom)); }
#saisie .ligne { display: flex; gap: .4em; align-items: flex-end; }
#texte { flex: 1; resize: none; border: 1px solid var(--bord); border-radius: 12px; padding: .5em .7em; background: var(--fond); min-height: 2.5em; max-height: 180px; }
.joindre { font-size: 1.3em; cursor: pointer; padding: .25em; }
.joindre input { display: none; }
#ligne-debat { display: flex; gap: .8em; align-items: center; margin-bottom: .4em; }
#tours { width: 4em; padding: .2em .4em; border: 1px solid var(--bord); border-radius: 8px; background: var(--fond); }
#pj-liste { display: flex; flex-wrap: wrap; gap: .3em; margin-bottom: .3em; }
#pj-liste:empty { display: none; }
.etiquette { background: var(--fond); border: 1px solid var(--bord); border-radius: 8px; padding: .1em .2em .1em .5em; font-size: .85em; }

dialog { border: 1px solid var(--bord); border-radius: 14px; background: var(--carte); color: var(--texte); padding: 0; width: min(34em, 94vw); max-height: 88dvh; }
dialog::backdrop { background: #0007; }
.dlg { padding: 1em; display: flex; flex-direction: column; gap: .5em; }
.dlg.large { width: 100%; }
.dlg h2 { margin: 0; font-size: 1.15em; }
.dlg h3 { margin: .6em 0 0; font-size: 1em; }
.dlg .actions { display: flex; justify-content: flex-end; gap: .6em; align-items: center; margin-top: .5em; }
#dlg-voir { width: min(46em, 96vw); }
#voir-contenu { overflow-y: auto; max-height: 65dvh; }
.reglage-ia { display: flex; align-items: center; gap: .4em; flex-wrap: wrap; border-left: 4px solid var(--c); padding: .3em .5em; }
.reglage-ia .rang { color: var(--discret); }
.reglage-ia .nom { font-weight: 700; min-width: 4.5em; }
.reglage-ia select { flex: 1; min-width: 12em; padding: .3em; border-radius: 8px; border: 1px solid var(--bord); background: var(--fond); }
.indispo-texte { width: 100%; color: var(--danger); }
.cle { display: flex; gap: .4em; flex-wrap: wrap; }
.cle input, .cle select { flex: 1; min-width: 10em; padding: .4em; border: 1px solid var(--bord); border-radius: 8px; background: var(--fond); }
#recap-choix { display: flex; gap: .5em; flex-wrap: wrap; }
#recap-liste { padding-left: 1.1em; margin: .2em 0; }

/* Connexion */
.connexion { min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: 1em; }
.connexion form { background: var(--carte); border: 1px solid var(--bord); border-radius: 14px; padding: 1.4em; width: min(22em, 100%); display: flex; flex-direction: column; gap: .7em; }
.connexion h1 { margin: 0; font-size: 1.3em; }
.connexion input { padding: .6em; border: 1px solid var(--bord); border-radius: 10px; background: var(--fond); }
.connexion .erreur { color: var(--danger); min-height: 1.2em; margin: 0; }
.trois { display: flex; gap: .3em; }
.trois span { width: .8em; height: .8em; border-radius: 50%; }
.trois .c1 { background: #c96442; } .trois .c2 { background: #10a37f; } .trois .c3 { background: #4f7df3; }

@media (max-width: 760px) {
  .seulement-mobile { display: inline-block; }
  #tiroir { position: fixed; z-index: 10; inset: 0 auto 0 0; width: min(85vw, 320px); transform: translateX(-102%); transition: transform .2s; }
  body.tiroir-ouvert #tiroir { transform: none; }
  .msg { max-width: 96%; }
  #barre { padding: .4em .6em; }
  #fil { padding: .6em; }
}