:root {
  --fond: #0e131d;
  --fond-2: #131a26;
  --panneau: #161f2d;
  --panneau-2: #1b2536;
  --bord: rgba(255, 255, 255, .07);
  --bord-fort: rgba(255, 255, 255, .14);
  --texte: #e9eef6;
  --doux: #94a3b8;
  --accent: #e8b34b;
  --accent-2: #f0c674;
  --encre: #131a26;
  --vert: #5fbf8f;
  --rouge: #e07a6b;
  --rayon: 16px;
  --ombre: 0 18px 50px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background:
    radial-gradient(1200px 600px at 15% -10%, #1c2a40 0, transparent 60%),
    radial-gradient(900px 500px at 100% 0%, #2a2114 0, transparent 55%),
    var(--fond);
  color: var(--texte);
  font: 15px/1.5 "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -.01em; }
h1 { font-size: 20px; }
h2 { font-size: 16px; }
h3 { font-size: 15px; }
p { margin: 0; }
button, input, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }

/* ------------------------------------------------------------ connexion */
.connexion {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 32px;
}
.carte-connexion {
  width: 400px;
  max-width: 100%;
  background: linear-gradient(180deg, var(--panneau), var(--fond-2));
  border: 1px solid var(--bord);
  border-radius: 22px;
  box-shadow: var(--ombre);
  padding: 30px 28px 22px;
  animation: apparaitre .35s ease;
}
.marque-grande { display: flex; align-items: center; gap: 14px; margin-bottom: 26px; }
.marque-grande p, .marque p { color: var(--doux); font-size: 12.5px; }
.logo {
  display: grid; place-items: center;
  width: 42px; height: 42px; border-radius: 13px;
  background: linear-gradient(145deg, var(--accent-2), var(--accent));
  color: var(--encre); font-weight: 800; font-size: 21px;
  box-shadow: 0 6px 18px rgba(232, 179, 75, .25);
}
.etape { display: flex; flex-direction: column; gap: 8px; }
.etape label { font-size: 12.5px; color: var(--doux); margin-top: 8px; }
.etape input {
  background: var(--fond);
  border: 1px solid var(--bord-fort);
  border-radius: 11px;
  padding: 12px 14px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.etape input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(232, 179, 75, .14); }
.note { color: var(--doux); font-size: 12px; margin-top: 12px; }
.pied { color: var(--doux); font-size: 11.5px; margin-top: 20px; border-top: 1px solid var(--bord); padding-top: 14px; }
.erreur { color: var(--rouge); font-size: 13px; margin-top: 14px; }
.lien { background: none; border: 0; color: var(--doux); font-size: 12px; cursor: pointer; padding: 6px 0; }
.lien:hover { color: var(--texte); }

/* ---------------------------------------------------------------- boutons */
.bouton {
  border: 1px solid var(--bord-fort);
  background: var(--panneau-2);
  border-radius: 10px;
  padding: 8px 13px;
  font-size: 13px;
  cursor: pointer;
  transition: transform .12s, background .15s, border-color .15s, opacity .15s;
}
.bouton:hover { background: #223049; border-color: rgba(255, 255, 255, .22); }
.bouton:active { transform: translateY(1px); }
.bouton:disabled { opacity: .4; cursor: not-allowed; }
.bouton.accent {
  background: linear-gradient(145deg, var(--accent-2), var(--accent));
  border-color: transparent; color: var(--encre); font-weight: 650;
}
.bouton.accent:hover { filter: brightness(1.06); }
.bouton.large { width: 100%; padding: 12px; margin-top: 18px; font-size: 14px; }
.bouton.discret { background: transparent; }
.bouton.icone { padding: 8px 10px; }

/* ------------------------------------------------------------------ barre */
.barre {
  height: 68px;
  display: flex; align-items: center; gap: 18px;
  padding: 0 22px;
  border-bottom: 1px solid var(--bord);
  background: rgba(14, 19, 29, .72);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 20;
}
.marque { display: flex; align-items: center; gap: 12px; }
.etat { flex: 1; color: var(--doux); font-size: 12.5px; text-align: center; }
.utilisateur { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--doux); }

/* --------------------------------------------------------------- panneaux */
.panneaux {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 16px;
  height: calc(100vh - 68px);
}
.panneau {
  display: flex; flex-direction: column;
  min-height: 0;
  background: linear-gradient(180deg, rgba(27, 37, 54, .72), rgba(19, 26, 38, .92));
  border: 1px solid var(--bord);
  border-radius: var(--rayon);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .18);
  overflow: hidden;
}
.panneau-tete {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--bord);
  background: rgba(22, 31, 45, .6);
}
.sous { color: var(--doux); font-size: 12px; margin-top: 2px; }
.actions { display: flex; gap: 8px; }

.fil {
  flex: 1; overflow-y: auto;
  padding: 18px 18px 8px;
  display: flex; flex-direction: column; gap: 12px;
  scroll-behavior: smooth;
}
.fil::-webkit-scrollbar, .modale-corps::-webkit-scrollbar { width: 9px; }
.fil::-webkit-scrollbar-thumb, .modale-corps::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, .12); border-radius: 99px;
}

/* -------------------------------------------------------------- messages */
.message {
  max-width: 88%;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid var(--bord);
  background: var(--panneau-2);
  white-space: pre-wrap;
  animation: apparaitre .25s ease;
}
.message.utilisateur {
  align-self: flex-end;
  background: linear-gradient(145deg, rgba(232, 179, 75, .17), rgba(232, 179, 75, .08));
  border-color: rgba(232, 179, 75, .3);
}
.message.assistant { align-self: flex-start; }
.message.systeme { align-self: center; color: var(--doux); font-size: 12.5px; background: transparent; border-style: dashed; }
.message .horodate { display: block; margin-top: 6px; color: var(--doux); font-size: 10.5px; }

.carte-action {
  align-self: flex-start;
  width: 100%;
  border: 1px solid rgba(232, 179, 75, .35);
  background: rgba(232, 179, 75, .06);
  border-radius: 13px;
  padding: 13px 15px;
  display: flex; flex-direction: column; gap: 10px;
}
.carte-action h4 { margin: 0; font-size: 13px; color: var(--accent-2); font-weight: 650; }
.carte-action .ligne-boutons { display: flex; gap: 8px; flex-wrap: wrap; }
.carte-action ul { margin: 0; padding-left: 18px; color: var(--doux); font-size: 12.5px; }

.carte-run {
  align-self: stretch;
  border: 1px solid var(--bord-fort);
  border-radius: 13px;
  background: var(--panneau-2);
  padding: 13px 15px;
  display: flex; flex-direction: column; gap: 8px;
}
.carte-run .entete-run { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pastille {
  font-size: 11.5px; padding: 3px 10px; border-radius: 99px;
  border: 1px solid var(--bord-fort); color: var(--doux);
}
.pastille.en_cours { color: var(--accent-2); border-color: rgba(232, 179, 75, .45); }
.pastille.reussi { color: var(--vert); border-color: rgba(95, 191, 143, .45); }
.pastille.echec { color: var(--rouge); border-color: rgba(224, 122, 107, .45); }
.barre-progression { height: 4px; border-radius: 99px; background: rgba(255, 255, 255, .08); overflow: hidden; }
.barre-progression span {
  display: block; height: 100%; width: 35%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: defile 1.4s linear infinite;
}
.journal { font: 11.5px/1.5 ui-monospace, "SF Mono", Menlo, monospace; color: var(--doux); max-height: 120px; overflow: auto; white-space: pre-wrap; }

/* --------------------------------------------------------------- fichiers */
.fichiers { display: flex; flex-wrap: wrap; gap: 7px; padding: 0 16px 10px; }
.fichiers:empty { display: none; }
.piece {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; color: var(--doux);
  border: 1px solid var(--bord); border-radius: 99px;
  padding: 5px 11px; text-decoration: none;
  transition: border-color .15s, color .15s;
}
.piece:hover { border-color: var(--accent); color: var(--texte); }
.piece.sortant { border-color: rgba(95, 191, 143, .35); color: #a9dcc4; }

/* ------------------------------------------------------------- compositeur */
.compositeur {
  display: flex; align-items: flex-end; gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--bord);
  background: rgba(14, 19, 29, .5);
}
.compositeur textarea {
  flex: 1; resize: none; max-height: 160px;
  background: var(--fond);
  border: 1px solid var(--bord-fort);
  border-radius: 12px;
  padding: 11px 13px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.compositeur textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(232, 179, 75, .12); }
.pied-panneau { color: var(--doux); font-size: 11px; padding: 0 16px 12px; }
.suggestions { display: flex; gap: 7px; flex-wrap: wrap; padding: 0 16px 10px; }
.suggestions button {
  background: transparent; border: 1px dashed var(--bord-fort); color: var(--doux);
  border-radius: 99px; padding: 5px 11px; font-size: 12px; cursor: pointer;
}
.suggestions button:hover { color: var(--texte); border-color: var(--accent); }
.suggestions:empty { display: none; }

/* ----------------------------------------------------------------- modale */
.modale {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(5, 8, 13, .66);
  backdrop-filter: blur(4px);
  display: grid; place-items: center;
  padding: 28px;
  animation: apparaitre .2s ease;
}
.modale-boite {
  width: min(880px, 100%);
  max-height: 86vh;
  display: flex; flex-direction: column;
  background: var(--panneau);
  border: 1px solid var(--bord-fort);
  border-radius: 18px;
  box-shadow: var(--ombre);
  overflow: hidden;
}
.modale-boite header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--bord);
}
.modale-corps { padding: 16px 18px; overflow: auto; }
.modale-corps pre {
  margin: 0; font: 12.5px/1.55 ui-monospace, Menlo, monospace;
  white-space: pre-wrap; color: #cfd9e8;
}
.modale-corps .diff-ajout { color: #8fd8b0; }
.modale-corps .diff-retrait { color: #ef9a8c; }
.modale-boite footer { padding: 12px 18px; border-top: 1px solid var(--bord); display: flex; justify-content: flex-end; gap: 8px; }
.versions { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.versions li {
  border: 1px solid var(--bord); border-radius: 11px; padding: 10px 13px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  cursor: pointer; transition: border-color .15s;
}
.versions li:hover { border-color: var(--accent); }
.versions .num { font-weight: 650; color: var(--accent-2); }
.versions .meta { color: var(--doux); font-size: 12px; }

/* ------------------------------------------------------------ notifications */
.notifications { position: fixed; right: 20px; bottom: 20px; z-index: 70; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--panneau-2); border: 1px solid var(--bord-fort);
  border-left: 3px solid var(--accent);
  border-radius: 10px; padding: 10px 14px; font-size: 13px;
  box-shadow: var(--ombre); max-width: 380px;
  animation: apparaitre .25s ease;
}
.toast.erreur { border-left-color: var(--rouge); }

@keyframes apparaitre { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes defile { from { transform: translateX(-100%); } to { transform: translateX(320%); } }

@media (max-width: 1080px) {
  .panneaux { grid-template-columns: 1fr; height: auto; }
  .panneau { min-height: 70vh; }
  .etat { display: none; }
}