/* =========================================================================
   Nexus · agents.css
   Multi-agent personalities: compose-bar picker pill + dropdown menu +
   council message bubble (columns) + single-agent reply styling.
   ========================================================================= */

/* ---------- Picker pill (lives inside .composer-tools) ----------------- */

.nx-agent-picker {
  --nx-council-accent: var(--ink-3, #807565);
  appearance: none;
  border: 1px solid var(--rule, #DBCFB5);
  background: var(--surface, #FBF6EB);
  color: var(--ink-2, #4D453B);
  border-radius: var(--r-pill, 999px);
  padding: 4px 10px 4px 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 12px/1 var(--nx-font-mono, 'JetBrains Mono', monospace);
  letter-spacing: .03em;
  cursor: pointer;
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.nx-agent-picker:hover {
  border-color: var(--nx-council-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--nx-council-accent) 18%, transparent);
}
.nx-agent-picker.is-on {
  border-color: var(--nx-council-accent);
  background: color-mix(in srgb, var(--nx-council-accent) 12%, var(--surface, #FBF6EB));
  color: var(--ink, #1A1814);
}
.nx-agent-picker-ico {
  display: inline-block;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--nx-council-accent);
  color: var(--surface, #FBF6EB);
  font: 700 10px/18px var(--nx-font-mono, monospace);
  text-align: center;
  letter-spacing: 0;
}
.nx-agent-picker-label {
  font-weight: 600;
  text-transform: lowercase;
}

/* ---------- Dropdown menu (fixed, body-mounted) ------------------------ */

.nx-agent-menu {
  position: fixed;
  z-index: 60;
  min-width: 280px;
  max-width: 360px;
  padding: 6px;
  background: var(--surface, #FBF6EB);
  border: 1px solid var(--rule, #DBCFB5);
  border-radius: var(--r-md, 14px);
  box-shadow: var(--shadow-md, 0 12px 32px -10px rgba(31,27,20,.18));
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nx-agent-menu.hidden { display: none; }

.nx-agent-card {
  --nx-council-accent: var(--ink-3, #807565);
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  text-align: left;
  padding: 8px 10px;
  border-radius: var(--r-sm, 10px);
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  color: var(--ink, #1A1814);
  transition: background .15s ease, border-color .15s ease;
}
.nx-agent-card:hover,
.nx-agent-card:focus-visible {
  background: color-mix(in srgb, var(--nx-council-accent) 8%, transparent);
  border-color: color-mix(in srgb, var(--nx-council-accent) 32%, transparent);
}
.nx-agent-card-icon {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--nx-council-accent);
  color: var(--surface, #FBF6EB);
  font: 600 16px/28px var(--nx-font-mono, monospace);
  text-align: center;
}
.nx-agent-card-text { min-width: 0; }
.nx-agent-card-title {
  font: 600 13px/1.2 var(--nx-font-mono, monospace);
  letter-spacing: .04em;
}
.nx-agent-card-tag {
  font: 400 11px/1.3 var(--nx-font-body, system-ui);
  color: var(--ink-3, #807565);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nx-agent-card-lat {
  font: 400 10px/1 var(--nx-font-mono, monospace);
  color: var(--ink-3, #807565);
  letter-spacing: .05em;
}
.nx-agent-card-off { opacity: .8; }
.nx-agent-card-off .nx-agent-card-icon {
  background: var(--rule, #DBCFB5);
  color: var(--ink-2);
}

/* ---------- Council bubble ------------------------------------------- */

.nx-council {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  width: 100%;
  max-width: 100%;
}

.nx-council-row {
  /* Replace the bot bubble's max-width so columns can breathe. */
  max-width: 100% !important;
}

.nx-council-col {
  --nx-council-accent: var(--ink-3, #807565);
  position: relative;
  padding: 12px 12px 12px 14px;
  background: var(--surface, #FBF6EB);
  border: 1px solid var(--rule, #DBCFB5);
  border-left: 3px solid var(--nx-council-accent);
  border-radius: var(--r-sm, 10px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  box-shadow: var(--shadow-xs, 0 1px 2px rgba(31,27,20,.04));
}
.nx-council-col.is-disagreeing {
  background: color-mix(in srgb, var(--nx-council-accent) 8%, var(--surface, #FBF6EB));
  border-left-width: 4px;
}

.nx-council-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--nx-font-vfd, 'Major Mono Display', monospace);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ink-2, #4D453B);
  text-transform: uppercase;
}

.nx-council-icon {
  display: inline-block;
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--nx-council-accent);
  color: var(--surface, #FBF6EB);
  font: 600 14px/22px var(--nx-font-mono, monospace);
  text-align: center;
  flex: none;
}

.nx-council-label {
  font-weight: 600;
}

.nx-council-tag {
  margin-left: auto;
  padding: 2px 6px;
  font: 500 10px/1 var(--nx-font-mono, monospace);
  letter-spacing: .08em;
  border-radius: var(--r-pill, 999px);
  background: color-mix(in srgb, var(--nx-council-accent) 18%, transparent);
  color: var(--nx-council-accent);
  text-transform: uppercase;
}
.nx-council-tag-err {
  background: var(--danger-soft, rgba(183,85,63,.12));
  color: var(--danger, #B7553F);
}

.nx-council-body {
  font: 400 14px/1.55 var(--nx-font-body, system-ui);
  color: var(--ink, #1A1814);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

/* The user-echo above the council bubble — visually grouped. */
.nx-council-user .bubble {
  background: var(--user, #1F1B14);
  color: var(--user-text, #FBF6EB);
}

/* ---------- Single-agent inline reply -------------------------------- */

.nx-agent-single {
  --nx-council-accent: var(--ink-3, #807565);
}
.nx-agent-bubble {
  border-left: 3px solid var(--nx-council-accent);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ---------- Responsive: stack on narrow screens ---------------------- */

@media (max-width: 640px) {
  .nx-council {
    grid-template-columns: 1fr;
  }
  .nx-agent-menu {
    left: 12px !important;
    right: 12px;
    width: auto;
    min-width: 0;
  }
}

/* ---------- Dark theme overrides (matches existing theme switch) ----- */

[data-theme="dark"] .nx-agent-picker,
.dark .nx-agent-picker {
  background: var(--surface-2, #2a2520);
  color: var(--ink-2);
}
[data-theme="dark"] .nx-agent-menu,
.dark .nx-agent-menu {
  background: var(--surface-2, #2a2520);
}
[data-theme="dark"] .nx-council-col,
.dark .nx-council-col {
  background: var(--surface-2, #2a2520);
}