/* ============================================================
   Design tokens
   Palette "annuaire terminal" : fond ardoise profonde, panneaux
   déclinés, deux accents (signal = en ligne / ambre = attention),
   typographie mono pour tout ce qui est identifiant/technique,
   sans-serif pour la lecture (chat, descriptions).
   ============================================================ */
:root {
  --bg: #12151a;
  --panel: #181c22;
  --panel-alt: #1f242c;
  --panel-hover: #262c35;
  --border: #262b33;
  --border-soft: #1e232a;
  --text: #e7e5df;
  --text-muted: #868c93;
  --text-faint: #565c64;
  --signal: #4fc3a1;
  --signal-dim: #2c4a41;
  --amber: #e0a34e;
  --amber-dim: #4a3d24;
  --danger: #d9634f;
  --danger-dim: #4a2b24;

  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  --radius: 3px;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
  cursor: pointer;
}

a { color: inherit; }

/* Focus visible partout, y compris clavier */
:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ============================================================
   Badge d'identifiant — l'élément signature du design.
   Utilisé pour : ID de serveur (S-a1), ID de salon, pseudo
   pseudonymisé (#f8k2q1). Toujours mono, toujours avec un point
   de statut en préfixe.
   ============================================================ */
.id-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-alt);
  color: var(--text-muted);
  white-space: nowrap;
}

.id-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-faint);
  flex-shrink: 0;
}

.id-badge.online .dot {
  background: var(--signal);
  box-shadow: 0 0 0 2px var(--signal-dim);
}

.id-badge.online { color: var(--signal); border-color: var(--signal-dim); }

/* ============================================================
   Layout racine
   ============================================================ */
#app {
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
}

/* --- Bandeau du haut : annuaire trié par popularité --- */
#top-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 16px;
  height: 44px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: thin;
}

#top-banner .brand {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  flex-shrink: 0;
  padding-right: 12px;
  border-right: 1px solid var(--border);
}

#top-banner .brand b { color: var(--text); font-weight: 600; }

.ticker-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 9px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-size: 12.5px;
}

.ticker-item:hover { background: var(--panel-alt); color: var(--text); border-color: var(--border); }
.ticker-item .fav-count { font-family: var(--font-mono); color: var(--text-faint); font-size: 11px; }

/* --- Corps : rail gauche / centre / favoris --- */
#body-grid {
  display: grid;
  grid-template-columns: 52px 1fr 260px;
  min-height: 0;
}

/* Rail gauche */
#left-rail {
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px;
  gap: 6px;
}

.rail-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  position: relative;
}

.rail-btn:hover { background: var(--panel-alt); color: var(--text); }
.rail-btn.active { background: var(--panel-hover); color: var(--signal); border-color: var(--signal-dim); }

.rail-btn .badge-count {
  position: absolute;
  top: -3px;
  right: -3px;
  background: var(--amber);
  color: #1a1305;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  min-width: 14px;
  height: 14px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}

/* Zone centrale */
#center-zone {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg);
}

#center-header {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

#center-header h1 {
  font-size: 15px;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

#center-header .back-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  padding: 5px 9px;
  font-size: 12px;
  display: none;
}
#center-header .back-btn.visible { display: inline-flex; align-items: center; gap: 5px; }
#center-header .back-btn:hover { color: var(--text); border-color: var(--text-faint); }

#center-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px 18px;
}

/* Grille de serveurs (liste centrale exhaustive) */
.server-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
}

.server-card {
  text-align: left;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 12px 13px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.server-card:hover { border-color: var(--text-faint); background: var(--panel-alt); }

.server-card .card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.server-card .title { font-weight: 600; font-size: 13.5px; }
.server-card .desc { color: var(--text-muted); font-size: 12px; line-height: 1.4; }
.server-card .meta { display: flex; gap: 10px; font-size: 11px; color: var(--text-faint); font-family: var(--font-mono); }

/* Arborescence de salons (façon TeamSpeak) */
.room-tree { display: flex; flex-direction: column; gap: 2px; max-width: 420px; }

.room-row {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 9px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  font-size: 13px;
  text-align: left;
}

.room-row:hover { background: var(--panel-alt); border-color: var(--border); }
.room-row .room-icon { color: var(--text-faint); width: 16px; text-align: center; font-family: var(--font-mono); }
.room-row.type-autre .room-icon { color: var(--danger); }
.room-row.type-vocal .room-icon { color: var(--amber); }
.room-row .room-name { flex: 1; }
.room-row .room-type-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-faint);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1px 5px;
}

/* Chat texte */
#chat-view { display: flex; flex-direction: column; height: 100%; }
#chat-messages { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding-right: 4px; }

.msg { display: flex; gap: 9px; align-items: baseline; }
.msg .author { font-family: var(--font-mono); font-size: 12px; color: var(--signal); flex-shrink: 0; }
.msg .author.self { color: var(--amber); }
.msg .time { font-family: var(--font-mono); font-size: 10px; color: var(--text-faint); flex-shrink: 0; }
.msg .body { color: var(--text); line-height: 1.5; word-break: break-word; }

#chat-composer {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-soft);
}

#chat-composer input {
  flex: 1;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 11px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
}
#chat-composer input:focus { border-color: var(--signal); }

.btn {
  background: var(--panel-hover);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 500;
}
.btn:hover { border-color: var(--text-faint); }
.btn.primary { background: var(--signal-dim); color: var(--signal); border-color: var(--signal); }
.btn.primary:hover { background: var(--signal); color: #06231b; }
.btn.danger { background: var(--danger-dim); color: var(--danger); border-color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #2c0e08; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Salon "autre" : écran de consentement */
.consent-screen {
  max-width: 460px;
  border: 1px solid var(--danger-dim);
  background: var(--danger-dim);
  border-radius: 4px;
  padding: 18px;
}
.consent-screen h2 { margin: 0 0 8px; font-size: 14px; color: var(--danger); }
.consent-screen p { margin: 0 0 14px; color: var(--text); font-size: 12.5px; line-height: 1.5; }
.consent-screen .actions { display: flex; gap: 8px; }

.autre-frame-wrap { border: 1px solid var(--border); border-radius: 4px; overflow: hidden; height: 70vh; }
.autre-frame-wrap iframe { width: 100%; height: 100%; border: 0; background: #0b0d10; }

.vocal-stub {
  max-width: 420px;
  border: 1px dashed var(--border);
  border-radius: 4px;
  padding: 18px;
  color: var(--text-muted);
  font-size: 12.5px;
  line-height: 1.6;
}

/* Colonne favoris */
#fav-rail {
  background: var(--panel);
  border-left: 1px solid var(--border);
  padding: 14px 12px;
  overflow-y: auto;
}

#fav-rail h2 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin: 0 0 10px;
  font-family: var(--font-mono);
}

.fav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border-radius: var(--radius);
  font-size: 12.5px;
  color: var(--text);
}
.fav-item:hover { background: var(--panel-alt); }
.fav-item .fav-remove { margin-left: auto; color: var(--text-faint); background: none; border: none; font-size: 13px; }
.fav-item .fav-remove:hover { color: var(--danger); }

.empty-hint { color: var(--text-faint); font-size: 12px; line-height: 1.5; }

/* ============================================================
   Panneau latéral (menu burger) : amis + paramètres de compte
   ============================================================ */
#side-panel {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 320px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  transform: translateX(-100%);
  transition: transform 0.16s ease;
  z-index: 40;
  display: flex;
  flex-direction: column;
}
#side-panel.open { transform: translateX(0); }

#side-panel-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
}
#side-panel-tabs button {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 12px 0;
  font-size: 12px;
  font-family: var(--font-mono);
  border-bottom: 2px solid transparent;
}
#side-panel-tabs button.active { color: var(--signal); border-bottom-color: var(--signal); }

#side-panel-content { flex: 1; overflow-y: auto; padding: 14px; }

.friend-row {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 13px;
}
.friend-row .fname { flex: 1; }
.friend-row .fstatus { font-size: 10px; font-family: var(--font-mono); color: var(--text-faint); }

.form-group { margin-bottom: 12px; }
.form-group label { display: block; font-size: 11.5px; color: var(--text-muted); margin-bottom: 5px; }
.form-group input {
  width: 100%;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
}
.form-group input:focus { border-color: var(--signal); }

.settings-section {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 12px;
  margin-bottom: 14px;
}
.settings-section h3 { margin: 0 0 8px; font-size: 12.5px; color: var(--text); }
.settings-section p { margin: 0 0 10px; font-size: 11.5px; color: var(--text-muted); line-height: 1.5; }

.code-display {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.06em;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 11px;
  color: var(--amber);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

#overlay-scrim {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 30;
  display: none;
}
#overlay-scrim.visible { display: block; }

/* Auth gate */
#auth-gate {
  position: fixed; inset: 0;
  background: var(--bg);
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
}
#auth-gate.hidden { display: none; }

.auth-box {
  width: 320px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 22px;
}
.auth-box h1 {
  font-family: var(--font-mono);
  font-size: 15px;
  margin: 0 0 4px;
  color: var(--text);
}
.auth-box .sub { color: var(--text-muted); font-size: 12px; margin: 0 0 16px; }
.auth-tabs { display: flex; gap: 6px; margin-bottom: 16px; }
.auth-tabs button {
  flex: 1;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 7px 0;
  border-radius: var(--radius);
  font-size: 12px;
}
.auth-tabs button.active { color: var(--signal); border-color: var(--signal-dim); background: var(--signal-dim); }
.auth-error { color: var(--danger); font-size: 12px; margin-top: 8px; min-height: 14px; }

.toast-stack { position: fixed; bottom: 16px; right: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 60; }
.toast {
  background: var(--panel-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 13px;
  font-size: 12.5px;
  max-width: 300px;
}
.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.success { border-color: var(--signal); color: var(--signal); }

/* Responsive */
@media (max-width: 880px) {
  #body-grid { grid-template-columns: 52px 1fr; }
  #fav-rail { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  #side-panel { transition: none; }
}