/* AiChat component (chat-core.js). Builds on the tokens and base controls in dashboard.css.
   Everything is prefixed .aic- so it can't collide with dashboard styles. */

.aic { min-height: 0; min-width: 0; }
.aic--full { display: grid; grid-template-columns: 270px 1fr; height: 100%; }
.aic--compact { display: flex; flex-direction: column; height: 100%; }

/* ---- Sidebar (full layout) ------------------------------------------------ */
.aic-sidebar {
  border-inline-end: 1px solid var(--border); background: var(--panel);
  display: flex; flex-direction: column; min-height: 0; padding: 14px 10px;
}
.aic-new { display: flex; align-items: center; justify-content: center; gap: 6px; margin-bottom: 12px; }
.aic-list { overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: 2px; }
.aic-list-item { display: flex; align-items: center; gap: 4px; border-radius: var(--radius-sm); }
.aic-list-item:hover, .aic-list-item.active { background: var(--row-hover); }
.aic-list-item.active { box-shadow: inset 3px 0 0 var(--accent); }
.aic-list-item .aic-open {
  flex: 1; min-width: 0; text-align: start; border: none; background: none; padding: 8px 10px;
  font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.aic-list-item .aic-open:active { transform: none; }
.aic-list-item .aic-delete { border: none; background: none; padding: 6px; color: var(--muted); opacity: 0; }
.aic-list-item:hover .aic-delete, .aic-list-item.active .aic-delete, .aic-list-item .aic-delete:focus-visible { opacity: 1; }
.aic-list-item .aic-delete:hover { color: var(--danger); }
.aic-list-empty { font-size: 12.5px; color: var(--muted); padding: 8px 10px; }

/* ---- Main column ------------------------------------------------------------ */
.aic-main { display: flex; flex-direction: column; min-height: 0; min-width: 0; flex: 1; }
.aic--full .aic-main { padding: 0 24px; }
.aic--compact .aic-main { padding: 0 14px; }

.aic-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  padding: 12px 0; border-bottom: 1px solid var(--border);
}
.aic--full .aic-toolbar { padding: 14px 0; }
.aic-title { font-size: 16px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aic-field { display: flex; align-items: center; gap: 8px; min-width: 0; }
.aic-field--grow { flex: 1; }
.aic-field--grow select { width: 100%; }
.aic-field-label { font-size: 12px; color: var(--muted); font-weight: 600; }
.aic-field select { min-width: 0; max-width: 320px; }
.aic--compact .aic-field select { max-width: 100%; padding: 6px 8px; font-size: 12.5px; }
.aic--compact .aic-toolbar { flex-wrap: nowrap; }
.aic--compact .aic-toolbar .aic-field:last-child { flex: 0 1 48%; }
.aic--compact .aic-toolbar .aic-field:last-child select { width: 100%; }
.aic-banner .banner { margin: 10px 0 0; }

.aic-thread { flex: 1; min-height: 0; overflow-y: auto; padding: 18px 0; display: flex; flex-direction: column; gap: 14px; }

/* ---- Messages ---------------------------------------------------------------- */
.aic-msg { display: flex; gap: 10px; max-width: 860px; width: 100%; }
.aic-msg--user { align-self: flex-end; justify-content: flex-end; }
.aic-avatar {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--c-blue), var(--c-violet)); color: #fff;
}
.aic-avatar .icon { width: 15px; height: 15px; }
.aic-msg-body { min-width: 0; max-width: 100%; }
.aic-msg--user .aic-msg-body {
  background: var(--accent); color: var(--accent-text); padding: 10px 14px;
  border-radius: 16px 16px 4px 16px; white-space: pre-wrap; word-break: break-word; max-width: 640px;
}
.aic-msg--assistant .aic-msg-body {
  background: var(--panel); border: 1px solid var(--border); padding: 12px 16px;
  border-radius: 4px 16px 16px 16px; box-shadow: var(--shadow-sm); flex: 1;
}
.aic--compact .aic-msg { gap: 8px; }
.aic--compact .aic-avatar { width: 26px; height: 26px; }
.aic--compact .aic-msg--user .aic-msg-body { max-width: 88%; padding: 8px 12px; }
.aic--compact .aic-msg--assistant .aic-msg-body { padding: 10px 12px; font-size: 13.5px; }
.aic-msg--error .aic-msg-body { border-color: color-mix(in srgb, var(--danger) 40%, transparent); background: var(--danger-bg); color: var(--danger); }
.aic-msg-meta { font-size: 11.5px; color: var(--muted); margin-top: 8px; }

/* Rendered answer formatting */
.aic-md > * + * { margin-top: 8px; }
.aic-md h4 { font-size: 14px; }
.aic-md ul, .aic-md ol { margin: 0; padding-inline-start: 20px; }
.aic-md li + li { margin-top: 2px; }
.aic-md code { background: var(--row-hover); border-radius: 4px; padding: 1px 5px; font-size: 12.5px; font-family: ui-monospace, Consolas, monospace; }
.aic-md pre { background: var(--row-hover); border-radius: var(--radius-sm); padding: 10px; overflow-x: auto; font-size: 12.5px; margin: 0; }
.aic-md pre code { background: none; padding: 0; }
.aic-table-wrap, .aic-tool-table { overflow-x: auto; }
.aic-md table, .aic-data-used table { border-collapse: collapse; font-size: 12.5px; width: 100%; }
.aic-md th, .aic-md td, .aic-data-used th, .aic-data-used td { border-bottom: 1px solid var(--border); padding: 5px 8px; text-align: start; white-space: nowrap; }
.aic-md th, .aic-data-used th { color: var(--muted); font-weight: 600; }
.aic-md td.num, .aic-data-used td.num { text-align: end; font-variant-numeric: tabular-nums; }

.aic-data-used { margin-top: 10px; border-top: 1px dashed var(--border); padding-top: 8px; font-size: 12.5px; }
.aic-data-used summary { cursor: pointer; color: var(--muted); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.aic-data-used summary .icon { width: 13px; height: 13px; }
.aic-tool { margin-top: 10px; }
.aic-tool-name { font-weight: 600; }
.aic-tool-args { color: var(--muted); font-family: ui-monospace, Consolas, monospace; font-size: 11.5px; word-break: break-all; }
.aic-tool-table { max-height: 260px; overflow-y: auto; margin-top: 4px; }
.aic-tool-error { color: var(--danger); }

.aic-typing { display: inline-flex; gap: 4px; padding: 4px 0; }
.aic-typing span { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); animation: aic-typing 1.2s infinite ease-in-out; }
.aic-typing span:nth-child(2) { animation-delay: .15s; }
.aic-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes aic-typing { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }
@media (prefers-reduced-motion: reduce) { .aic-typing span { animation: none; opacity: .6; } }

/* ---- Empty state + starter questions ---------------------------------------- */
.aic-empty { margin: auto; text-align: center; max-width: 560px; padding: 16px 0; }
.aic-empty .aic-avatar { width: 46px; height: 46px; margin: 0 auto 12px; }
.aic-empty .aic-avatar .icon { width: 22px; height: 22px; }
.aic-empty h2 { font-size: 18px; margin-bottom: 4px; }
.aic--compact .aic-empty h2 { font-size: 16px; }
.aic--compact .aic-empty p { font-size: 12.5px; }
.aic-starters { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 8px; margin-top: 16px; }
.aic--compact .aic-starters { grid-template-columns: 1fr; }
.aic-starters button { text-align: start; font-size: 13px; padding: 10px 12px; }

/* ---- Dashboard-range chip ------------------------------------------------------ */
.aic-context:empty { display: none; }
.aic-context { padding-bottom: 8px; }
.aic-chip {
  display: inline-flex; align-items: center; gap: 6px; max-width: 100%;
  font-size: 12px; padding: 4px 4px 4px 10px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}
.aic-chip > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aic-chip .icon { width: 13px; height: 13px; }
.aic-chip-x { border: none; background: none; color: inherit; padding: 3px; border-radius: 50%; display: inline-flex; }
.aic-chip-x:hover { background: color-mix(in srgb, var(--accent) 15%, transparent); }
.aic-chip--off { background: none; color: var(--muted); border-style: dashed; border-color: var(--border-strong); padding: 4px 10px; cursor: pointer; }
.aic-chip--off:hover { color: var(--accent); background: var(--accent-soft); }

/* ---- Composer ------------------------------------------------------------------- */
.aic-composer {
  display: flex; gap: 8px; align-items: flex-end;
  border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--panel);
  padding: 8px; box-shadow: var(--shadow-sm);
}
.aic-composer:focus-within { border-color: var(--accent); box-shadow: var(--focus-ring); }
.aic-composer textarea {
  flex: 1; border: none; background: none; color: var(--text); resize: none; font: inherit;
  padding: 6px 8px; max-height: 200px; outline: none; box-shadow: none;
}
.aic-send { width: 38px; height: 38px; border-radius: 10px; }
.aic-footnote { font-size: 11.5px; text-align: center; padding: 8px 0 12px; }

@media (max-width: 760px) {
  .aic--full { grid-template-columns: 1fr; }
  .aic--full .aic-sidebar {
    position: fixed; top: var(--nav-top, 60px); bottom: 0; inset-inline-start: 0; width: 280px; z-index: 50;
    transform: translateX(-100%); transition: transform var(--t-base) var(--ease); box-shadow: var(--shadow-lg);
  }
  .aic--full .aic-sidebar.open { transform: none; }
  .aic--full .aic-main { padding: 0 16px; }
  .aic-field select { max-width: 200px; }
}

/* ---- Right-to-left (Arabic) ---- */
[dir="rtl"] .aic-msg--user .aic-msg-body { border-radius: 16px 16px 16px 4px; }
[dir="rtl"] .aic-msg--assistant .aic-msg-body { border-radius: 16px 4px 16px 16px; }
@media (max-width: 760px) {
  [dir="rtl"] .aic--full .aic-sidebar { transform: translateX(100%); }
  [dir="rtl"] .aic--full .aic-sidebar.open { transform: none; }
}