/* SOLAR — interface web3 / mono */
:root {
  --accent: #f59e0b;
  --accent-rgb: 245, 158, 11;
  --accent-contrast: #0b0d12;

  --bg: #0a0c11;
  --bg-soft: #10131a;
  --bg-elev: #161a23;
  --border: #242a37;
  --text: #e9edf5;
  --text-muted: #8a92a6;

  --radius: 14px;
  --font-sans: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Space Mono", ui-monospace, "Cascadia Code", "SF Mono", monospace;
}

body.light {
  --bg: #f5f6f8;
  --bg-soft: #ffffff;
  --bg-elev: #ffffff;
  --border: #dfe3ea;
  --text: #161a22;
  --text-muted: #697082;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  transition: background .25s, color .25s;
  -webkit-font-smoothing: antialiased;
}

/* Halo d'accent en fond */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(55% 45% at 50% -5%, rgba(var(--accent-rgb), .09), transparent 70%);
}

/* ---- Barre d'installation discrète ---- */
.install-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 40;
  background: var(--bg-soft); border-bottom: 1px solid var(--border);
}
.install-bar-inner {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 20px;
}
.install-text { flex: 1; font-size: 13px; color: var(--text-muted); }
.install-text strong { color: var(--text); }
.install-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.install-cta {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 7px 14px; border: none; border-radius: 9px; cursor: pointer;
  background: var(--accent); color: var(--accent-contrast);
  transition: box-shadow .15s;
}
.install-cta:hover { box-shadow: 0 4px 14px rgba(var(--accent-rgb), .4); }
.install-info, .install-close {
  width: 28px; height: 28px; border-radius: 8px; border: none;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: grid; place-items: center; transition: color .15s, background .15s;
}
.install-info:hover, .install-close:hover { color: var(--text); background: var(--bg-elev); }
.install-bar.hidden { display: none; }

/* ---- Pop-in / modal ---- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(0, 0, 0, .55);
  display: none; align-items: center; justify-content: center;
  padding: 24px;
}
.modal-overlay.open { display: flex; }
.modal {
  position: relative; width: 100%; max-width: 480px; max-height: 85vh; overflow-y: auto;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 18px; padding: 26px;
}
.modal-close {
  position: absolute; top: 14px; right: 14px;
  width: 30px; height: 30px; border-radius: 9px; border: none;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: grid; place-items: center;
}
.modal-close:hover { color: var(--text); background: var(--bg-soft); }
.modal-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.modal-brand .logo { width: 38px; height: 38px; }
.modal-brand h2 { font-size: 20px; letter-spacing: .2em; }
.modal-body p { font-size: 14px; line-height: 1.65; margin-bottom: 12px; color: var(--text); }
.modal-body h3 {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--text-muted); margin: 18px 0 8px;
}
.modal-body ul { margin: 0 0 12px 18px; font-size: 14px; line-height: 1.7; color: var(--text); }
.modal-body .tip {
  background: rgba(var(--accent-rgb), .1); border: 1px solid rgba(var(--accent-rgb), .3);
  border-radius: 10px; padding: 10px 12px;
}
.modal-body .muted { color: var(--text-muted); font-size: 13px; }

/* Pop-in ZORQ : grille d'arguments (pub fermable pendant le chargement) */
.modal-zorq-promo {
  max-width: 820px; /* plus large sur grand écran */
  max-height: 88vh;
}
.zorq-promo-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-top: 14px;
}
.zorq-promo-item {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 12px; padding: 13px 15px;
  display: flex; flex-direction: column; gap: 6px;
}
.zorq-promo-item strong {
  font-size: 13.5px; color: var(--text); font-weight: 700;
  display: flex; align-items: center; gap: 7px;
}
.zorq-promo-item strong svg { color: var(--accent); flex-shrink: 0; }
.zorq-promo-item span { font-size: 12.5px; line-height: 1.55; color: var(--text-muted); }

@media (max-width: 760px) {
  .modal-zorq-promo { max-width: 100%; max-height: 92vh; }
  /* Mobile : plus en hauteur, moins d'infos (on masque 3 items) */
  .zorq-promo-grid { grid-template-columns: 1fr; gap: 8px; }
  .zorq-promo-item:nth-child(4),
  .zorq-promo-item:nth-child(6),
  .zorq-promo-item:nth-child(7) { display: none; }
  .zorq-promo-item span { font-size: 12px; line-height: 1.45; }
}
@media (min-width: 761px) and (max-width: 1024px) {
  .zorq-promo-grid { grid-template-columns: 1fr 1fr; }
}

.app {
  display: flex; height: 100vh; height: 100dvh; overflow: hidden;
  /* La barre d'installation est en position: fixed (hors flux).
     Ce padding évite qu'elle ne recouvre le contenu, sans créer de scroll. */
  padding-top: var(--install-bar-h, 0px);
}

/* ---- Sidebar ---- */
.sidebar {
  width: 264px; flex-shrink: 0;
  background: var(--bg-soft);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: 20px 14px;
}
.brand { display: flex; align-items: center; gap: 12px; padding: 4px 10px 20px; }
.logo {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  display: grid; place-items: center;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 17px; letter-spacing: .32em; font-weight: 700; }
.brand-text span { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .24em; color: var(--text-muted); }

.nav { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 13px; border: none; background: transparent;
  color: var(--text-muted); font-family: var(--font-mono);
  font-size: 11.5px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
  border-radius: 12px; cursor: pointer; text-align: left;
  transition: background .15s, color .15s, box-shadow .15s;
}
.nav-item svg { flex-shrink: 0; }
.nav-item:hover { background: var(--bg-elev); color: var(--text); }
.nav-item.active {
  background: rgba(var(--accent-rgb), .12);
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), .4);
}

.sidebar-foot { margin-top: auto; display: flex; flex-direction: column; gap: 12px; padding: 0 6px; }
.stats { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .03em; color: var(--text-muted); display: flex; align-items: center; gap: 8px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 10px #22c55e; flex-shrink: 0; }
.mode-badge {
  display: inline-block; align-self: flex-start;
  font-family: var(--font-mono); font-size: 9px; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 7px;
  background: rgba(59, 130, 246, .14); color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, .35);
}
.mode-badge.local { background: rgba(34, 197, 94, .14); color: #4ade80; border-color: rgba(34, 197, 94, .35); }
.groq-status {
  display: flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .03em;
  color: var(--text-muted);
}
.groq-status .groq-dot { width: 6px; height: 6px; border-radius: 50%; background: #6b7280; flex-shrink: 0; }
.groq-status.on { color: #4ade80; }
.groq-status.on .groq-dot { background: #22c55e; box-shadow: 0 0 8px #22c55e; }
.limits { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .02em; color: var(--text-muted); opacity: .75; line-height: 1.5; }
.matter-limits {
  display: flex; flex-direction: column; gap: 6px;
  margin: 10px 36px 4px; padding: 12px 16px;
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 12px;
}
.matter-limits .limit-line { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); line-height: 1.5; }
.matter-limits .limit-line strong { color: var(--accent); }
.about-link {
  display: flex; align-items: center; gap: 9px;
  margin-top: 6px; padding: 8px 10px;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--text-muted); background: transparent;
  border: 1px solid var(--border); border-radius: 9px; cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}
.about-link:hover { color: var(--text); border-color: var(--accent); background: rgba(var(--accent-rgb), .08); }
.version { font-family: var(--font-mono); font-size: 10px; color: var(--text-muted); letter-spacing: .12em; text-transform: uppercase; opacity: .6; }

/* ---- Main ---- */
.main { flex: 1; min-width: 0; min-height: 0; display: flex; flex-direction: column; }
.view { display: none; flex: 1; flex-direction: column; min-height: 0; }
.view.active { display: flex; }
/* Les vues sans conteneur de défilement interne doivent pouvoir scroller. */
#view-matter, #view-library, #view-prefs { overflow-y: auto; }

/* ---- Chat ---- */
.chat-scroll { flex: 1; overflow-y: auto; padding: 28px 0; }
.messages { max-width: 800px; margin: 0 auto; padding: 0 28px; display: flex; flex-direction: column; gap: 22px; }
.msg { display: flex; gap: 12px; }
.msg.user { flex-direction: row-reverse; }
.avatar {
  width: 34px; height: 34px; border-radius: 11px; flex-shrink: 0;
  display: grid; place-items: center;
  background: var(--bg-elev); border: 1px solid var(--border); color: var(--text);
}
.msg.assistant .avatar { background: rgba(var(--accent-rgb), .14); border-color: rgba(var(--accent-rgb), .4); color: var(--accent); }
.msg.user .avatar { color: var(--text-muted); }
.bubble {
  max-width: 82%; padding: 13px 17px; border-radius: 16px;
  background: var(--bg-elev); border: 1px solid var(--border);
  font-size: 15px; line-height: 1.7;
}
.msg.user .bubble { background: rgba(var(--accent-rgb), .13); border-color: rgba(var(--accent-rgb), .32); }
/* Conteneur du texte formaté (markdown) — les sources restent en dessous. */
.bubble-content { word-wrap: break-word; overflow-wrap: anywhere; }
.bubble-content > *:first-child { margin-top: 0; }
.bubble-content > *:last-child { margin-bottom: 0; }
.bubble p { margin: 0 0 8px; }
.bubble p:last-child { margin-bottom: 0; }
.bubble h1, .bubble h2, .bubble h3, .bubble h4, .bubble h5, .bubble h6 {
  font-weight: 700; line-height: 1.3; margin: 14px 0 6px; color: var(--text);
}
.bubble h1 { font-size: 19px; }
.bubble h2 { font-size: 17px; }
.bubble h3 { font-size: 15.5px; }
.bubble h4, .bubble h5, .bubble h6 { font-size: 14.5px; }
.bubble hr { border: none; border-top: 1px solid var(--border); margin: 12px 0; }
.bubble ul, .bubble ol { margin: 6px 0 10px 22px; padding: 0; }
.bubble li { margin: 3px 0; line-height: 1.65; }
.bubble li > ul, .bubble li > ol { margin-top: 2px; margin-bottom: 2px; }
.bubble ul { list-style: disc; }
.bubble ol { list-style: decimal; }
.bubble a { color: var(--accent); text-decoration: underline; }
.bubble a:hover { opacity: .85; }
.bubble code { font-family: var(--font-mono); background: rgba(0,0,0,.25); padding: 2px 6px; border-radius: 6px; font-size: 13px; }
body.light .bubble code { background: rgba(0,0,0,.06); }
.bubble pre { background: rgba(0,0,0,.3); padding: 12px; border-radius: 10px; overflow-x: auto; margin: 10px 0; }
body.light .bubble pre { background: rgba(0,0,0,.05); }
.bubble pre code { background: transparent; padding: 0; }
.bubble strong { font-weight: 700; }
.bubble em { font-style: italic; }
/* Bouton d'export PDF sous une réponse */
.bubble-pdf {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 10px; padding: 6px 12px; border-radius: 9px;
  border: 1px solid var(--border); background: var(--bg-elev);
  color: var(--text-muted); cursor: pointer;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase;
  transition: color .15s, border-color .15s, background .15s;
}
.bubble-pdf:hover { color: var(--accent); border-color: var(--accent); background: rgba(var(--accent-rgb), .08); }
.bubble-pdf svg { flex-shrink: 0; }
/* Visionneuse 3D dans le fil de discussion */
.solar3d-holder { margin-top: 12px; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); }
.solar3d-viewport { width: 100%; height: 260px; position: relative; background: #0a0c11; cursor: grab; }
.solar3d-viewport:active { cursor: grabbing; }
.solar3d-viewport canvas { display: block; }
.solar3d-hud { padding: 6px 12px; background: var(--bg-elev); border-top: 1px solid var(--border); }
.solar3d-hint { font-family: var(--font-mono); font-size: 10px; color: var(--text-muted); letter-spacing: .03em; }
.solar3d-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
/* Repli de conversation longue */
.msg-fold {
  display: flex; flex-direction: column; gap: 4px; margin: 4px 0;
}
.msg-fold .fold-toggle {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 10px; padding: 8px 14px; cursor: pointer;
  color: var(--text-muted); font-family: var(--font-mono); font-size: 11px;
  font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  transition: color .15s, border-color .15s;
}
.msg-fold .fold-toggle:hover { color: var(--accent); border-color: var(--accent); }
.msg-fold .fold-toggle svg { transition: transform .2s; }
.msg-fold .fold-content { display: flex; flex-direction: column; gap: 14px; padding-top: 6px; }
/* Onglets multi-discussions */
.chat-tabs {
  display: flex; align-items: center; justify-content: space-between;
  gap: 6px; padding: 8px 16px;
  overflow: visible; border-bottom: 1px solid var(--border);
}
.chat-tabs-left {
  display: flex; align-items: center; gap: 4px; overflow-x: auto;
  scrollbar-width: none;             /* Firefox : pas de scrollbar visible */
  -ms-overflow-style: none;          /* IE/Edge */
}
.chat-tabs-left::-webkit-scrollbar { width: 0; height: 0; display: none; }
.chat-tabs-right { display: flex; align-items: center; gap: 6px; margin-left: auto; padding-left: 8px; flex-shrink: 0; }
.chat-tab {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 13px; border: 1px solid transparent; border-radius: 9px;
  cursor: pointer; background: transparent;
  color: var(--text-muted); font-family: var(--font-mono); font-size: 11px;
  font-weight: 700; letter-spacing: .04em; white-space: nowrap;
  transition: background .15s, color .15s, border-color .15s;
}
.chat-tab.active {
  background: var(--bg-elev); color: var(--text);
  border-color: var(--border); border-bottom-color: var(--accent);
}
.chat-tab .tab-close { opacity: .5; display: inline-flex; align-items: center; }
.chat-tab .tab-close:hover { opacity: 1; color: #f87171; }
/* Les actions (+ et ↗) : carrés centrés verticalement */
.chat-tabs-right .chat-tab,
.chat-tab-action {
  width: 36px; height: 36px; padding: 0; border-radius: 9px;
  border: 1px solid var(--border);
  color: var(--text-muted); background: transparent;
  transition: color .15s, border-color .15s, background .15s;
}
.chat-tabs-right .chat-tab:hover,
.chat-tab-action:hover { color: var(--accent); border-color: var(--accent); background: rgba(var(--accent-rgb), .08); }
.chat-tab-new {
  border: 1px dashed var(--border); border-radius: 9px; padding: 8px 12px;
  cursor: pointer; background: transparent; color: var(--text-muted);
  font-family: var(--font-mono); font-size: 11px; font-weight: 700; white-space: nowrap;
}
.chat-tab-new:hover { color: var(--accent); border-color: var(--accent); }
@media (max-width: 760px) {
  .chat-tabs { padding: 6px 8px; }
  .chat-tabs-right .chat-tab, .chat-tab-action { width: 32px; height: 32px; }
}
/* Collaboration */
.modal-collab { max-width: 520px; }
.collab-code {
  font-family: var(--font-mono); font-size: 26px; font-weight: 700;
  letter-spacing: .3em; color: var(--accent); text-align: center;
  background: var(--bg); border: 1px dashed var(--accent);
  border-radius: 12px; padding: 12px; margin-bottom: 4px;
}
.collab-link-box { display: flex; gap: 8px; align-items: center; }
.collab-link-box .input { flex: 1; }
.collab-qr {
  display: flex; align-items: center; justify-content: center;
  margin: 8px 0; min-height: 160px;
}
.collab-qr svg, .collab-qr canvas, .collab-qr img { border-radius: 10px; border: 1px solid var(--border); }
/* Preview de document en bibliothèque */
.modal-doc-preview { max-width: 720px; max-height: 88vh; }
.doc-preview-content {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px; overflow: auto; max-height: 60vh;
  font-family: var(--font-mono); font-size: 12.5px; line-height: 1.7;
  white-space: pre-wrap; word-wrap: break-word; color: var(--text);
}
@media (max-width: 760px) {
  .solar3d-viewport { height: 220px; }
}
.bubble-files { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.bubble-file {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-muted);
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 8px; padding: 4px 8px;
}
.bubble-file .bf-badge {
  font-family: var(--font-mono); font-size: 9px; font-weight: 700;
  letter-spacing: .04em; color: var(--accent);
  background: rgba(var(--accent-rgb), .12);
  border: 1px solid rgba(var(--accent-rgb), .3);
  border-radius: 5px; padding: 2px 5px;
}

/* Loader de génération d'image */
.img-loader { display: flex; align-items: center; gap: 10px; color: var(--text-muted); font-size: 14px; }
.img-loader .spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--accent);
  animation: spin .7s linear infinite; flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.sources { margin-top: 12px; border-top: 1px dashed var(--border); padding-top: 10px; }
.sources summary { cursor: pointer; font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); }
.source-chip {
  display: flex; justify-content: space-between; gap: 10px;
  font-family: var(--font-mono); font-size: 11px; color: var(--text-muted);
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 10px; padding: 9px 12px; margin-top: 8px;
}
.source-chip .src-title { color: var(--text); font-weight: 700; }

/* ---- Composer ---- */
.composer { padding: 16px 28px 24px; }
.composer-box {
  max-width: 800px; margin: 0 auto;
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 20px; padding: 12px 12px 12px 16px;
  min-height: 64px;
  position: relative;
  box-shadow: 0 4px 24px rgba(0,0,0,.18);
  transition: border-color .18s, box-shadow .18s, background .18s;
}
.composer-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .14), 0 6px 28px rgba(0,0,0,.22);
}
.composer-box.dragover {
  border-color: var(--accent);
  border-style: dashed;
  background: rgba(var(--accent-rgb), .06);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .18);
}
.composer-box .drop-hint {
  position: absolute; inset: 0; z-index: 5;
  display: none; align-items: center; justify-content: center;
  border-radius: 20px;
  background: rgba(var(--accent-rgb), .12);
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; color: var(--accent);
  pointer-events: none;
}
.composer-box.dragover .drop-hint { display: flex; }
.composer-box textarea {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-family: var(--font-sans); font-size: 15px;
  resize: none; height: 24px; min-height: 24px; max-height: 160px;
  line-height: 24px; padding: 0 10px 0 0; align-self: center;
  overflow-y: auto;
  scrollbar-width: thin;           /* Firefox */
  scrollbar-color: var(--border) transparent;
  scrollbar-gutter: stable;
}
/* Ascenseur discret, détaché du texte (marge droite). */
.composer-box textarea::-webkit-scrollbar { width: 6px; }
.composer-box textarea::-webkit-scrollbar-track { background: transparent; margin: 4px 0; }
.composer-box textarea::-webkit-scrollbar-thumb {
  background: var(--text-muted); border-radius: 6px;
  border: 1px solid transparent; background-clip: padding-box;
  opacity: .6;
}
.composer-box textarea::-webkit-scrollbar-thumb:hover { background: var(--accent); }
.composer-box textarea::placeholder { color: var(--text-muted); }
.composer-box .attach-btn {
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border);
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: grid; place-items: center; flex-shrink: 0; align-self: center;
  margin-right: 2px;
  transition: color .15s, border-color .15s, background .15s;
}
.composer-box .attach-btn:hover { color: var(--accent); border-color: var(--accent); background: rgba(var(--accent-rgb), .08); }
.composer-box .composer-tools {
  display: flex; align-items: center; gap: 6px; flex-shrink: 0; align-self: center;
  border-left: 1px solid var(--border); padding-left: 10px;
}
.composer-box .tool-btn {
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border);
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: grid; place-items: center; flex-shrink: 0;
  transition: color .15s, border-color .15s, background .15s, opacity .15s;
}
.composer-box .tool-btn:hover:not(:disabled) { color: var(--accent); border-color: var(--accent); background: rgba(var(--accent-rgb), .08); }
/* État « indisponible » : visuellement grisé mais TOUJOURS cliquable
   (le clic affiche une explication, pas de curseur interdit). */
.composer-box .tool-btn.off {
  opacity: .38; cursor: pointer;
  color: var(--text-muted); border-color: transparent; background: transparent;
}
.composer-box .tool-btn.off:hover { opacity: .7; color: var(--accent); border-color: var(--accent); background: rgba(var(--accent-rgb), .08); }
.composer-box #sendBtn {
  height: 40px; padding: 0 16px; gap: 8px; border-radius: 13px; border: none;
  background: var(--accent); color: var(--accent-contrast); cursor: pointer;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; align-self: center;
  font-family: var(--font-sans); font-size: 14px; font-weight: 700; letter-spacing: .01em;
  transition: transform .12s, box-shadow .15s, opacity .15s;
}
.composer-box #sendBtn span { white-space: nowrap; }
.composer-box #sendBtn:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(var(--accent-rgb), .4); }
.composer-box #sendBtn:disabled { opacity: .45; cursor: default; transform: none; box-shadow: none; }
.composer-hint { max-width: 800px; margin: 8px auto 0; text-align: center; font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; color: var(--text-muted); text-transform: uppercase; }

/* Pastilles de fichiers attachés */
.attach-pills {
  max-width: 800px; margin: 0 auto 8px;
  display: none; flex-wrap: wrap; gap: 8px;
}
.attach-pills .pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 9px; padding: 6px 10px;
  font-size: 12.5px;
}
.attach-pills .pill-badge {
  font-family: var(--font-mono); font-size: 9.5px; font-weight: 700;
  letter-spacing: .04em; color: var(--accent);
  background: rgba(var(--accent-rgb), .12);
  border: 1px solid rgba(var(--accent-rgb), .3);
  border-radius: 6px; padding: 3px 6px; flex-shrink: 0;
}
.attach-pills .pill-name { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.attach-pills .pill-x {
  background: transparent; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 12px; padding: 2px 4px; border-radius: 6px;
  transition: color .15s, background .15s;
}
.attach-pills .pill-x:hover { color: #f87171; background: rgba(248,113,113,.1); }

/* ---- Views head ---- */
.view-head { padding: 30px 36px 10px; }
.view-head h1 { font-size: 26px; letter-spacing: -.02em; margin-bottom: 8px; font-weight: 600; }
.view-head p { color: var(--text-muted); font-size: 14px; max-width: 640px; }

/* ---- Dropzone ---- */
.dropzone {
  margin: 22px 36px 10px; border: 1.5px dashed var(--border);
  border-radius: var(--radius); padding: 40px; text-align: center;
  cursor: pointer; transition: border-color .15s, background .15s;
}
.dropzone:hover { border-color: var(--accent); }
.dropzone.dragover { border-color: var(--accent); background: rgba(var(--accent-rgb), .06); }
.dz-inner svg { color: var(--text-muted); margin-bottom: 10px; transition: color .15s; }
.dropzone:hover .dz-inner svg, .dropzone.dragover .dz-inner svg { color: var(--accent); }
.dz-inner p { font-size: 14px; }
.muted { color: var(--text-muted); font-size: 13px; }
.link { background: none; border: none; color: var(--accent); cursor: pointer; font-family: inherit; font-size: inherit; text-decoration: underline; }

/* ---- Cards / forms ---- */
.matter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 18px 36px 36px; }
.prefs-grid { display: grid; grid-template-columns: 1fr; gap: 20px; padding: 18px 36px 36px; max-width: 640px; }
.card {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.card-head { margin-bottom: 4px; }
.card h2 { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.card p { margin-bottom: 14px; }
.input {
  width: 100%; background: var(--bg); border: 1px solid var(--border);
  color: var(--text); border-radius: 12px; padding: 11px 13px;
  font-family: var(--font-sans); font-size: 14px; margin-bottom: 10px; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .12); }
textarea.input { resize: vertical; }

/* Indicateur de statut du moteur d'image (desktop) */
.engine-status {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .02em;
  color: var(--text-muted); background: var(--bg-elev);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 9px 12px; margin-bottom: 14px;
}
.engine-dot {
  width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0;
  background: var(--text-muted);
}
.engine-status.ok .engine-dot { background: #4ade80; box-shadow: 0 0 8px rgba(74,222,128,.6); }
.engine-status.ok { border-color: rgba(74,222,128,.35); color: var(--text); }
.engine-status.loading .engine-dot { background: var(--accent); animation: pulse 1s ease-in-out infinite; }
.engine-status.err .engine-dot { background: #f87171; }
.engine-status.err { border-color: rgba(248,113,113,.35); color: #fca5a5; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }
.save-hint { color: #4ade80; font-family: var(--font-mono); font-size: 11.5px; }

/* Statut du fournisseur de conversation */
.provider-status {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .02em;
  color: var(--text-muted);
}

/* Loader ZORQ, sous le bouton d'activation */
.zorq-loader { margin-top: 12px; }
.zorq-loader-bar {
  height: 8px; border-radius: 6px; background: var(--bg);
  border: 1px solid var(--border); overflow: hidden;
}
.zorq-loader-fill {
  height: 100%; width: 0%; border-radius: 6px;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent), white 35%));
  transition: width .25s ease;
}
.zorq-loader-text {
  margin-top: 6px; font-size: 12px; color: var(--text-muted);
  font-family: var(--font-mono); letter-spacing: .02em;
}

.field-label {
  display: block; font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted);
  margin-bottom: 6px;
}
.select {
  width: 100%; background: var(--bg); border: 1px solid var(--border);
  color: var(--text); border-radius: 12px; padding: 11px 13px;
  font-family: var(--font-sans); font-size: 14px; outline: none;
  transition: border-color .15s, box-shadow .15s; cursor: pointer;
  appearance: none; -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%),
    linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
  background-size: 5px 5px, 5px 5px; background-repeat: no-repeat;
}
.select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .12); }

/* Boutons 2026 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 12px 18px; border-radius: 12px; cursor: pointer;
  border: 1px solid var(--border); background: var(--bg-elev); color: var(--text);
  transition: transform .12s, box-shadow .15s, border-color .15s, background .15s;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent), white 18%)); color: var(--accent-contrast); border-color: transparent; }
.btn.primary:hover { transform: translateY(-1px); box-shadow: 0 8px 26px rgba(var(--accent-rgb), .35); }
.btn.outline { background: transparent; }
.btn.outline:hover { background: rgba(var(--accent-rgb), .08); }
.btn.danger { color: #f87171; border-color: rgba(248, 113, 113, .4); }
.btn.danger:hover { background: rgba(248, 113, 113, .08); border-color: #f87171; }
.btn.active { border-color: var(--accent); background: rgba(var(--accent-rgb), .12); color: var(--accent); }

/* Segmenté thème */
.seg { display: inline-flex; gap: 4px; background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 4px; }
.seg button {
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 9px 18px; border: none; background: transparent;
  color: var(--text-muted); border-radius: 9px; cursor: pointer;
  transition: background .15s, color .15s;
}
.seg button.active { background: var(--bg-elev); color: var(--text); box-shadow: 0 2px 8px rgba(0,0,0,.18); }

/* Swatches couleur */
.swatches { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.swatch {
  width: 30px; height: 30px; border-radius: 50%; padding: 0;
  background: var(--c, var(--accent)); border: 2px solid transparent;
  cursor: pointer; position: relative; transition: transform .12s;
}
.swatch:hover { transform: scale(1.12); }
.swatch.active { box-shadow: 0 0 0 3px var(--bg), 0 0 0 5px var(--c, var(--accent)); }
.swatch-custom {
  background: var(--bg-elev); border: 2px dashed var(--border);
  display: grid; place-items: center; color: var(--text-muted);
  font-family: var(--font-mono); font-size: 16px; line-height: 1;
}
.swatch-custom input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }

/* Rangée de boutons d'export */
.export-row { display: flex; flex-wrap: wrap; gap: 10px; }
.export-row .btn { white-space: nowrap; }

/* ---- Liste des téléchargements (application) ---- */
.downloads { display: flex; flex-direction: column; gap: 10px; }
.dl-item {
  display: flex; align-items: center; gap: 14px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px 14px;
}
.dl-badge {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  letter-spacing: .04em; color: #fff;
}
.dl-badge.win { background: #0078d4; }
.dl-badge.mac { background: #333; }
.dl-badge.linux { background: #e95420; }
.dl-body { flex: 1; min-width: 0; }
.dl-title { font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.dl-meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.dl-meta code { color: var(--accent); }
.tag {
  font-family: var(--font-mono); font-size: 9px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 7px; border-radius: 6px;
}
.tag.ready { background: rgba(34, 197, 94, .14); color: #4ade80; border: 1px solid rgba(34, 197, 94, .35); }
.tag.todo { background: rgba(245, 158, 11, .14); color: #fbbf24; border: 1px solid rgba(245, 158, 11, .35); }
.dl-btn { text-decoration: none; flex-shrink: 0; }

/* ---- Library ---- */
.lib-toolbar { display: flex; align-items: center; gap: 14px; padding: 16px 36px; }
.lib-toolbar .input { max-width: 300px; margin-bottom: 0; }
.doc-list { padding: 0 36px 44px; display: flex; flex-direction: column; gap: 10px; overflow-y: auto; }
.doc-item {
  display: flex; align-items: center; gap: 16px;
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 12px; padding: 15px 18px;
  transition: border-color .15s;
}
.doc-item:hover { border-color: var(--accent); }
.f-ic.badge {
  font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: .06em;
  color: var(--accent); background: rgba(var(--accent-rgb), .12);
  border: 1px solid rgba(var(--accent-rgb), .3); border-radius: 8px; padding: 7px 9px; flex-shrink: 0;
}
.doc-item .f-body { flex: 1; min-width: 0; }
.doc-item .f-title { font-weight: 600; font-size: 14.5px; }
.doc-item .f-meta { font-family: var(--font-mono); color: var(--text-muted); font-size: 11px; margin-top: 3px; }
.empty { text-align: center; color: var(--text-muted); padding: 44px 0; font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; }

/* ---- Toast ---- */
.toast {
  position: fixed; top: 18px; left: 50%;
  transform: translateX(-50%) translateY(-80px);
  background: #111827; color: #f9fafb; border: 1px solid var(--border);
  padding: 12px 22px; border-radius: 12px; font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .03em;
  opacity: 0; transition: all .25s; z-index: 50; pointer-events: none;
  max-width: min(92vw, 560px); text-align: center;
  box-shadow: 0 8px 30px rgba(0,0,0,.35);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---- Builder (Artifacts) ---- */
.builder-panel {
  width: 46%; max-width: 700px; flex-shrink: 0;
  background: var(--bg-soft); border-left: 1px solid var(--border);
  display: none; flex-direction: column; min-height: 0;
}
.builder-panel.open { display: flex; }
.builder-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
}
.builder-tabs { display: flex; gap: 4px; }
.btab {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase;
  padding: 7px 14px; border: none; background: transparent;
  color: var(--text-muted); border-radius: 8px; cursor: pointer;
  transition: background .15s, color .15s;
}
.btab.active { background: var(--bg-elev); color: var(--text); }
.builder-actions { display: flex; align-items: center; gap: 8px; }
.builder-actions .btn { padding: 8px 12px; font-size: 10px; }
.builder-close {
  width: 30px; height: 30px; border-radius: 8px; border: none;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: grid; place-items: center;
}
.builder-close:hover { color: var(--text); background: var(--bg-elev); }
.builder-body { flex: 1; min-height: 0; position: relative; }
.builder-code {
  position: absolute; inset: 0; margin: 0; padding: 14px;
  overflow: auto; font-family: var(--font-mono); font-size: 12.5px;
  line-height: 1.6; color: var(--text); white-space: pre-wrap;
  display: none;
}
.builder-code.show { display: block; }
.builder-preview {
  position: absolute; inset: 0; width: 100%; height: 100%;
  border: none; background: #fff; display: none;
}
.builder-preview.show { display: block; }

@media (max-width: 900px) {
  .builder-panel { width: 100%; max-width: none; border-left: none; border-top: 1px solid var(--border); }
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

@media (max-width: 760px) {
  /* La barre d'installation n'a aucun sens sur mobile → masquée. */
  .install-bar { display: none !important; }

  /* Sidebar devient une barre de navigation en bas. */
  .app { flex-direction: column; }
  .sidebar {
    width: 100%; height: 62px; flex-shrink: 0;
    flex-direction: row; align-items: center;
    padding: 6px 8px; border-right: none; border-top: 1px solid var(--border);
    order: 2;
  }
  .brand { display: none; }
  .sidebar-foot { display: none; }
  .nav {
    flex: 1; flex-direction: row; justify-content: space-around;
    gap: 0; margin-top: 0;
  }
  .nav-item {
    flex-direction: column; gap: 3px;
    padding: 6px 10px; font-size: 9px;
  }
  .nav-item span { display: block; font-size: 9px; letter-spacing: .02em; }
  .main { order: 1; }

  /* Contenu plein écran. */
  .view-head { padding: 18px 16px 6px; }
  .view-head h1 { font-size: 20px; }
  .dropzone { margin: 12px 16px 6px; padding: 24px 14px; }
  .matter-grid, .prefs-grid { grid-template-columns: 1fr; padding: 10px 16px 24px; }
  .lib-toolbar, .doc-list { padding-left: 16px; padding-right: 16px; }

  /* Boîte de prompt compacte, calée en bas. */
  .composer { padding: 8px 8px 12px; }
  .composer-box {
    border-radius: 14px; padding: 8px; min-height: 48px; gap: 6px;
    flex-wrap: wrap; align-items: center;
  }
  .composer-box textarea {
    flex: 1 1 120px; font-size: 14px; height: 22px; min-height: 22px;
    max-height: 110px; line-height: 22px; padding: 0 4px; align-self: center;
    order: 2;
  }
  .composer-box .attach-btn { width: 30px; height: 30px; order: 1; margin-right: 0; }
  /* Image et code empilés VERTICALEMENT (l'un sous l'autre) en 2e ligne,
     pour dégager la largeur du champ de saisie. */
  .composer-box .composer-tools {
    flex-direction: column; order: 10; flex-basis: 100%;
    align-items: flex-end; gap: 3px; padding-left: 0;
    border-left: none; padding-top: 0;
  }
  .composer-box .tool-btn { width: 30px; height: 30px; }
  /* Bouton Envoyer : icône seule en mobile (pas le texte « Envoyer »). */
  .composer-box #sendBtn { height: 30px; width: 30px; padding: 0; border-radius: 9px; order: 3; }
  .composer-box #sendBtn span { display: none; }
  .composer-box #sendBtn svg { width: 15px; height: 15px; }
  .messages { padding: 0 12px; }
  .attach-pills { margin-left: 8px; margin-right: 8px; }

  /* Cartes des téléchargements empilées et lisibles. */
  .dl-item { flex-wrap: wrap; }
  .dl-btn { width: 100%; justify-content: center; }
}