/* brain.css — Brain Monitor page
 * Phase 11 plan 11-08
 * Dark theme matching app-site/account/teams/index.html palette.
 */

:root {
  --bg:        #0D1117;
  --bg-2:      #161B22;
  --bg-3:      #21262D;
  --bg-4:      #2D333B;
  --text:      #E6EDF3;
  --muted:     #8B949E;
  --dim:       #6E7681;
  --accent:    #22D3EE;
  --accent-bg: rgba(34, 211, 238, 0.12);
  --accent-2:  #06B6D4;
  --green:     #3FB950;
  --green-bg:  rgba(63, 185, 80, 0.12);
  --amber:     #D29922;
  --amber-bg:  rgba(210, 153, 34, 0.12);
  --red:       #F85149;
  --red-bg:    rgba(248, 81, 73, 0.12);
  --purple:    #BC8CFF;
  --purple-bg: rgba(188, 140, 255, 0.14);
  --border:    #30363D;
  --border-2:  #444C56;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; }
body {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--bg);
  color: var(--text);
  font-size: 13.5px;
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
[hidden] { display: none !important; }

/* Superadmin drill-down banner (Phase 11 plan 11-11 Task 6).
 * Shown above the header when ?as_superadmin=1 is in the URL.
 * Amber background + left bar to read as a clear warning without
 * being alarmist (red). Read-only informational — the actual
 * authorisation gate lives in /v1/admin/brain/* server-side. */
.superadmin-banner {
  background: #fef3c7;
  color: #92400e;
  padding: 12px 16px;
  border-left: 4px solid #f59e0b;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-align: center;
}

/* Header */
.hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 50;
}
.hdr__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
}
.hdr__brand .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(34,211,238,0.2);
}
.hdr__team-slug {
  color: var(--muted);
  font-weight: 400;
  font-size: 12.5px;
}
.hdr__user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
}

/* Layout */
.container {
  flex: 1;
  width: 100%;
  max-width: 1500px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}
.page-toolbar {
  margin-bottom: 24px;
}
h1 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 6px;
}
.subtitle {
  color: var(--muted);
  font-size: 13px;
  max-width: 760px;
}
.subtitle strong { color: var(--text); font-weight: 600; }

.page-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: start;
}

/* Buttons (shared) */
.btn {
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid var(--border-2);
  background: var(--bg-3);
  color: var(--text);
  text-align: center;
  display: inline-block;
  line-height: 1.2;
  white-space: nowrap;
}
.btn:hover { background: var(--bg-2); border-color: var(--accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: var(--bg);
}
.btn-danger {
  background: transparent;
  color: var(--red);
  border-color: var(--red);
}
.btn-danger:hover { background: var(--red-bg); }
.btn-sm { font-size: 11px; padding: 3px 9px; }
.btn-block { display: block; width: 100%; margin-top: 6px; }

/* Sign-in card */
.signin-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 40px 24px;
  text-align: center;
  max-width: 420px;
  margin: 60px auto;
}
.signin-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.signin-card p { color: var(--muted); margin-bottom: 18px; font-size: 13px; }

/* ── Filters sidebar ─────────────────────────────────────────────────── */
.filters {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
}
.filter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 16px;
}
.filter-group {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.filter-group:last-of-type { border-bottom: 0; }
.filter-group h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 8px;
  font-weight: 600;
}
.filter-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.filter-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  cursor: pointer;
  padding: 3px 0;
}
.filter-list input[type="checkbox"] {
  accent-color: var(--accent);
}

.filter-group input[type="text"],
.filter-group input[type="datetime-local"] {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-2);
  border-radius: 6px;
  color: var(--text);
  padding: 6px 9px;
  font-family: inherit;
  font-size: 12px;
  outline: none;
}
.filter-group input[type="text"]:focus,
.filter-group input[type="datetime-local"]:focus {
  border-color: var(--accent);
}

.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  cursor: pointer;
}
.toggle input[type="checkbox"] {
  accent-color: var(--accent);
}

/* ── Feed (main area) ─────────────────────────────────────────────────── */
.feed {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  min-height: 50vh;
}
.feed-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.feed-status { font-size: 12px; color: var(--muted); }
.feed-actions { display: flex; align-items: center; gap: 12px; }

.poll-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.poll-indicator.is-paused .poll-dot { background: var(--dim); animation: none; }
.poll-indicator.is-error .poll-dot { background: var(--red); animation: none; }
.poll-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(63, 185, 80, 0.5);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(63, 185, 80, 0.5); }
  70%  { box-shadow: 0 0 0 6px rgba(63, 185, 80, 0); }
  100% { box-shadow: 0 0 0 0 rgba(63, 185, 80, 0); }
}

.bulk-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--accent-bg);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}
.bulk-count { color: var(--text); font-weight: 600; }
.bulk-input {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-2);
  border-radius: 6px;
  padding: 4px 8px;
  font-family: inherit;
  font-size: 12px;
}

/* ── Table ───────────────────────────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
  max-height: calc(100vh - 280px);
  overflow-y: auto;
}
.brain-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.brain-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-3);
  color: var(--muted);
  text-align: left;
  font-weight: 600;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  z-index: 1;
}
.brain-table tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.brain-table tbody tr:hover {
  background: var(--bg-3);
}
.brain-table tbody tr.is-deleted {
  opacity: 0.55;
}
.brain-table tbody tr.is-deleted .col-preview,
.brain-table tbody tr.is-deleted .col-type {
  text-decoration: line-through;
}
.brain-table tbody tr.is-newly-added {
  animation: highlight-row 1.5s ease-out;
}
@keyframes highlight-row {
  0%   { background: var(--accent-bg); }
  100% { background: transparent; }
}

.col-select { width: 36px; }
.col-type { width: 130px; }
.col-preview { min-width: 280px; max-width: 480px; }
.col-truth { width: 150px; }
.col-source { width: 110px; }
.col-author { width: 150px; }
.col-time { width: 130px; white-space: nowrap; }
.col-actions { width: 170px; text-align: right; }

.brain-table td.col-preview {
  color: var(--text);
  word-break: break-word;
  white-space: pre-wrap;
  font-family: inherit;
}
.brain-table td.col-type {
  font-size: 11px;
  color: var(--muted);
  text-transform: lowercase;
}
.brain-table td.col-source,
.brain-table td.col-author,
.brain-table td.col-time {
  font-size: 11px;
  color: var(--muted);
}

/* Truth-level dropdown (inline editor) */
.truth-level {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-2);
  border-radius: 6px;
  padding: 3px 6px;
  font-family: inherit;
  font-size: 11px;
  cursor: pointer;
  width: 100%;
  max-width: 130px;
}
.truth-level:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}
.truth-level.is-saving {
  border-color: var(--amber);
  background: var(--amber-bg);
}

/* Truth-level pills (used in filter list + as labels) */
.tl-pill {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.tl-ephemeral { background: var(--bg-3); color: var(--dim); }
.tl-working   { background: var(--amber-bg); color: var(--amber); }
.tl-validated { background: var(--accent-bg); color: var(--accent); }
.tl-canonical { background: var(--green-bg); color: var(--green); }
.tl-public    { background: var(--purple-bg); color: var(--purple); }

/* Actions cell */
.row-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
  align-items: center;
}

/* Empty / loading */
.empty-state {
  padding: 40px 16px;
  text-align: center;
  color: var(--muted);
}
.empty-state p { font-size: 13px; }
.empty-state__hint { font-size: 12px; margin-top: 6px; color: var(--dim); }

.loading-skeleton {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.skeleton-row {
  height: 36px;
  border-radius: 6px;
  background: linear-gradient(
    90deg,
    var(--bg-3) 0%,
    var(--bg-4) 50%,
    var(--bg-3) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}
@keyframes shimmer {
  0%   { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.sentinel {
  width: 100%;
  height: 1px;
}
.load-more-status {
  padding: 12px 16px;
  text-align: center;
  font-size: 11px;
  color: var(--dim);
  min-height: 36px;
}

/* ── Toasts ───────────────────────────────────────────────────────────── */
.toast-stack {
  position: fixed;
  top: 72px;
  right: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 360px;
}
.toast {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
  animation: toast-in 0.2s ease-out;
}
.toast.is-success { border-color: var(--green); }
.toast.is-error   { border-color: var(--red); }
.toast.is-warn    { border-color: var(--amber); }
@keyframes toast-in {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ── Modal ────────────────────────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
}
.modal__panel {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 22px 24px;
  max-width: 480px;
  width: 100%;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}
.modal__panel h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}
.modal__panel p {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 18px;
}
.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ── Footer ───────────────────────────────────────────────────────────── */
.footer {
  padding: 24px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--dim);
  text-align: center;
}

/* ── Media thumbnails + file chips (BL-003 slice 2) ─────────────────── */

/* Image thumbnail rendered in the Preview cell for memory_item rows with
 * a media blob whose mime starts with "image/".  Constrained to 48×80 so
 * it fits inside the normal table row height without expanding it. */
.xb-media-thumb {
  max-height: 48px;
  max-width: 80px;
  border-radius: 4px;
  object-fit: cover;
  display: block;
  border: 1px solid var(--border);
  background: var(--bg-3);
}

/* Clickable pill for non-image documents (PDF, DOCX, etc.). */
.xb-media-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-2);
  background: var(--bg-3);
  color: var(--accent);
  font-size: 11.5px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  max-width: 200px;
  text-overflow: ellipsis;
  text-decoration: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.xb-media-chip:hover {
  background: var(--bg-4);
  border-color: var(--accent);
  text-decoration: none;
}

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .page-grid {
    grid-template-columns: 1fr;
  }
  .filters {
    position: static;
    max-height: none;
  }
  .col-source,
  .col-author { display: none; }
  .container { padding: 18px 12px 40px; }
  .toast-stack { right: 10px; left: 10px; max-width: none; }
}