/* AI Tutor control room (Admin ▸ AI Tutor). Tokens only (both themes flip
   through app.css variables); every class is ata-* so nothing here can restyle
   another s2 view. Live = the accent, chat = WhatsApp green, goals = amber. */

#aiTutorAdminView {
  --ata-live: var(--accent);
  --ata-chat: var(--wa-dark);
  --ata-goals: var(--warning);
  background: var(--bg);
}
.ata-head { gap: 12px; }
.ata-head h2 [data-lucide] { color: var(--ata-live); }
.ata-head-right { display: flex; align-items: center; gap: 8px; min-width: 0; }
.ata-head-hint { font-size: 12px; color: var(--text-tertiary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ata-shell { flex: 1; min-height: 0; overflow-y: auto; overflow-x: hidden; }
.ata-body { padding: 16px 16px 32px; transition: opacity var(--motion-fast) var(--ease); }
.ata-body.is-refreshing { opacity: .6; }
.ata-denied, .ata-loading { padding: 48px 16px; text-align: center; color: var(--text-secondary); font-size: 14px; }
.ata-error { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 40px 16px; text-align: center; }
.ata-error-text { font-size: 13px; color: var(--danger); max-width: 560px; }

.ata-wrap { max-width: 1240px; margin: 0 auto; display: grid; gap: 16px; }
.ata-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 16px; min-width: 0;
}
.ata-kicker { font-size: 12px; font-weight: 600; color: var(--text-tertiary); }
.ata-h3 { margin: 0 0 10px; font-size: 14px; font-weight: 650; color: var(--text); display: flex; align-items: center; gap: 8px; }
.ata-h4 { margin: 0 0 8px; font-size: 13px; font-weight: 650; color: var(--text); display: flex; align-items: center; gap: 8px; }
.ata-sub { display: inline-flex; align-items: center; gap: 4px; font-size: 11.5px; color: var(--text-tertiary); }
.ata-sub [data-lucide] { width: 12px; height: 12px; color: var(--ata-goals); }
.ata-note { margin: 6px 0 0; font-size: 12px; color: var(--text-tertiary); line-height: 1.45; }
.ata-empty { margin: 8px 0 0; font-size: 13px; color: var(--text-tertiary); }
.ata-dash { color: var(--text-muted); }
.ata-dot { width: 9px; height: 9px; border-radius: 3px; flex: none; display: inline-block; }
.ata-dot.is-live { background: var(--ata-live); }
.ata-dot.is-chat { background: var(--ata-chat); }
.ata-dot.is-goals { background: var(--ata-goals); }

/* ── Money: the total, its split, the 30 days ───────────────────────────── */
.ata-money { display: grid; grid-template-columns: minmax(280px, 400px) 1fr; gap: 24px; align-items: stretch; }
.ata-total {
  margin: 4px 0 12px; font-size: 40px; line-height: 1.05; font-weight: 700; letter-spacing: -0.03em;
  color: var(--text); font-variant-numeric: tabular-nums;
}
.ata-split { display: flex; gap: 3px; height: 10px; border-radius: 6px; overflow: hidden; background: var(--surface-sunken); }
.ata-split-seg { display: block; min-width: 4px; }
.ata-split-seg.is-live { background: var(--ata-live); }
.ata-split-seg.is-chat { background: var(--ata-chat); }
.ata-split-seg.is-goals { background: var(--ata-goals); }
.ata-legend { display: grid; gap: 6px; margin: 12px 0 14px; }
.ata-legend-item { display: grid; grid-template-columns: 12px auto 1fr; align-items: baseline; column-gap: 8px; font-size: 13px; }
.ata-legend-item .ata-dot { align-self: center; }
.ata-legend-name { color: var(--text-secondary); }
.ata-legend-item strong { justify-self: end; font-variant-numeric: tabular-nums; color: var(--text); }
.ata-legend-note { grid-column: 2 / 4; font-size: 11.5px; color: var(--text-tertiary); margin-top: -2px; }
.ata-periods { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.ata-period {
  display: flex; flex-direction: column; gap: 2px; padding: 8px 10px; border-radius: 10px;
  background: var(--surface-sunken); border: 1px solid var(--border-subtle);
}
.ata-period span { font-size: 11.5px; color: var(--text-tertiary); }
.ata-period strong { font-size: 15px; font-variant-numeric: tabular-nums; color: var(--text); }

.ata-chart { display: flex; flex-direction: column; min-width: 0; }
.ata-chart-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.ata-chart-note { font-size: 12px; color: var(--text-tertiary); }
.ata-chart-plot { position: relative; flex: 1; min-height: 190px; margin-top: 12px; border-bottom: 1px solid var(--border); }
.ata-chart-max { position: absolute; top: -2px; left: 0; font-size: 11px; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.ata-chart-plot::before {
  content: ''; position: absolute; left: 0; right: 0; top: 14px; border-top: 1px dashed var(--border-subtle);
}
.ata-cols { position: absolute; inset: 18px 0 0 0; display: flex; align-items: flex-end; gap: 3px; }
.ata-col {
  flex: 1; height: 100%; display: flex; align-items: flex-end; border-radius: 4px 4px 0 0; outline: none;
  cursor: default;
}
.ata-col:hover, .ata-col:focus-visible { background: var(--surface-hover); }
.ata-col:focus-visible { box-shadow: inset 0 0 0 2px var(--focus); }
.ata-bar { width: 100%; display: flex; flex-direction: column-reverse; border-radius: 3px 3px 0 0; overflow: hidden; }
.ata-bar-seg { display: block; min-height: 2px; }
.ata-bar-seg.is-live { background: var(--ata-live); }
.ata-bar-seg.is-chat { background: var(--ata-chat); }
.ata-bar-seg.is-goals { background: var(--ata-goals); }
.ata-col.is-today .ata-bar { box-shadow: 0 0 0 2px var(--surface), 0 0 0 3px var(--ata-live); }
.ata-chart-axis { display: flex; justify-content: space-between; margin-top: 6px; font-size: 11px; color: var(--text-tertiary); }

/* ── People: a funnel from access to today ──────────────────────────────── */
.ata-people { display: flex; flex-direction: column; gap: 12px; }
.ata-funnel { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.ata-step {
  position: relative; display: flex; flex-direction: column; gap: 2px; padding: 10px 12px;
  border-radius: 10px; background: var(--surface-sunken); border: 1px solid var(--border-subtle);
}
.ata-step-top { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-tertiary); }
.ata-step-top [data-lucide] { width: 14px; height: 14px; }
.ata-step-n { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; color: var(--text); }
.ata-step-sub { font-size: 11.5px; color: var(--text-tertiary); }
.ata-step-arrow {
  position: absolute; right: -13px; top: 50%; transform: translateY(-50%); z-index: 1;
  width: 16px; height: 16px; display: grid; place-items: center; color: var(--text-muted);
}
.ata-step-arrow [data-lucide] { width: 14px; height: 14px; }
.ata-callout {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 12px; border-radius: 999px; border: 1px solid transparent;
  background: var(--warning-soft); color: var(--text); font: inherit; font-size: 13px; cursor: pointer;
}
.ata-callout [data-lucide] { width: 15px; height: 15px; color: var(--ata-goals); }
.ata-callout:hover { border-color: var(--ata-goals); }

/* ── Main grid ───────────────────────────────────────────────────────────── */
.ata-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 16px; align-items: start; }
.ata-side { display: grid; gap: 16px; min-width: 0; }
.ata-facts .ata-h3:not(:first-child) { margin-top: 16px; }
.ata-fact { display: flex; justify-content: space-between; gap: 12px; padding: 5px 0; border-bottom: 1px solid var(--border-subtle); font-size: 12.5px; }
.ata-fact:last-child { border-bottom: 0; }
.ata-fact span { color: var(--text-secondary); }
.ata-fact strong { color: var(--text); font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }

.ata-feed-list { list-style: none; margin: 0; padding: 0; display: grid; }
.ata-feed-row { display: grid; grid-template-columns: 10px 1fr auto; gap: 10px; align-items: start; padding: 7px 0; border-bottom: 1px solid var(--border-subtle); }
.ata-feed-row:last-child { border-bottom: 0; }
.ata-feed-row .ata-dot { margin-top: 5px; }
.ata-feed-text { display: flex; flex-direction: column; min-width: 0; }
.ata-feed-what { font-size: 12px; color: var(--text-tertiary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ata-feed-when { font-size: 11.5px; color: var(--text-muted); white-space: nowrap; }
.ata-link {
  padding: 0; border: 0; background: none; font: inherit; font-size: 13px; font-weight: 600; color: var(--text);
  text-align: left; cursor: pointer; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ata-link:hover { color: var(--accent); text-decoration: underline; }

/* ── Students ────────────────────────────────────────────────────────────── */
.ata-students-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.ata-students-head .ata-h3 { margin: 0; }
.ata-give-btn { display: inline-flex; align-items: center; gap: 6px; }
.ata-give-btn [data-lucide] { width: 15px; height: 15px; }
.ata-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.ata-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.ata-chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-secondary);
  font: inherit; font-size: 12.5px; font-weight: 550; cursor: pointer;
  transition: background var(--motion-fast) var(--ease), color var(--motion-fast) var(--ease), border-color var(--motion-fast) var(--ease);
}
.ata-chip:hover { background: var(--surface-hover); color: var(--text); }
.ata-chip.on { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-strong); }
.ata-chip-n { font-size: 11px; color: var(--text-tertiary); font-variant-numeric: tabular-nums; }
.ata-chip.on .ata-chip-n { color: inherit; }
.ata-search {
  flex: 1 1 220px; max-width: 320px; min-width: 0; padding: 7px 10px; border-radius: 9px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; font-size: 13px;
}
.ata-search:focus { outline: none; box-shadow: var(--v2-ring); border-color: var(--accent); }

.ata-table-wrap { overflow-x: auto; margin: 0 -16px; padding: 0 16px; }
.ata-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 820px; }
.ata-table th {
  text-align: left; font-size: 11.5px; font-weight: 600; color: var(--text-tertiary);
  padding: 8px 8px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.ata-table th.is-num, .ata-table td.is-num { text-align: right; }
.ata-sort {
  display: inline-flex; align-items: center; gap: 4px; padding: 0; border: 0; background: none;
  font: inherit; color: inherit; cursor: pointer;
}
.ata-sort:hover, .ata-sort.on { color: var(--text); }
.ata-sort [data-lucide] { width: 12px; height: 12px; }
.ata-table td { padding: 9px 8px; border-bottom: 1px solid var(--border-subtle); vertical-align: top; }
.ata-table td.is-num { white-space: nowrap; }
.ata-table td.is-num strong { display: block; font-weight: 600; font-variant-numeric: tabular-nums; color: var(--text); }
.ata-row:hover > td { background: var(--surface-hover); }
.ata-row.is-open > td { background: var(--surface-sunken); border-bottom-color: transparent; }
.ata-row.is-quiet .ata-name { color: var(--text-secondary); }
.ata-who { min-width: 200px; }
.ata-expand {
  display: inline-flex; align-items: center; gap: 6px; padding: 0; border: 0; background: none;
  font: inherit; color: var(--text); cursor: pointer; text-align: left; max-width: 100%;
}
.ata-expand [data-lucide] { width: 14px; height: 14px; color: var(--text-tertiary); flex: none; }
.ata-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ata-expand:hover .ata-name { color: var(--accent); }
.ata-who-sub { margin: 2px 0 0 20px; font-size: 11.5px; color: var(--text-tertiary); }
.ata-badge { font-size: 10.5px; font-weight: 700; padding: 1px 6px; border-radius: 999px; flex: none; }
.ata-badge.is-kids { background: var(--warning-soft); color: var(--text); }

.ata-access-cell { display: flex; flex-direction: column; gap: 4px; min-width: 190px; }
.ata-access {
  display: inline-flex; align-items: center; gap: 6px; align-self: flex-start;
  padding: 2px 8px 2px 2px; border-radius: 999px; font-size: 11.5px; white-space: nowrap;
  border: 1px solid var(--border-subtle); color: var(--text-secondary); background: var(--surface);
}
.ata-access-kind {
  padding: 1px 6px; border-radius: 999px; font-weight: 700; font-size: 10.5px; color: #fff;
}
.ata-access.is-live .ata-access-kind { background: var(--ata-live); }
.ata-access.is-chat .ata-access-kind { background: var(--ata-chat); }
.ata-access.is-none { color: var(--text-muted); }
.ata-access.is-none .ata-access-kind, .ata-access.is-revoked .ata-access-kind { background: var(--text-muted); }
.ata-access.is-used_up { border-color: var(--warning); color: var(--text); }
.ata-access.is-revoked { color: var(--text-muted); text-decoration: line-through; text-decoration-color: var(--text-muted); }
.ata-access.is-env { border-style: dashed; }

.ata-detail-row > td { padding: 0 8px 14px; background: var(--surface-sunken); border-bottom: 1px solid var(--border); }
.ata-detail { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.ata-detail-col {
  background: var(--surface); border: 1px solid var(--border-subtle); border-radius: 10px; padding: 12px;
}
.ata-stat { display: flex; justify-content: space-between; gap: 12px; padding: 4px 0; font-size: 12.5px; }
.ata-stat span { color: var(--text-secondary); }
.ata-stat strong { font-weight: 600; text-align: right; color: var(--text); overflow-wrap: anywhere; }
.ata-detail-foot { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.ata-open-chat { display: inline-flex; align-items: center; gap: 6px; }
.ata-open-chat [data-lucide] { width: 14px; height: 14px; }

.ata-editor { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--border); }
.ata-field { display: flex; flex-direction: column; gap: 3px; font-size: 11.5px; color: var(--text-tertiary); }
.ata-num {
  width: 84px; padding: 6px 8px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); font: inherit; font-size: 13px; font-variant-numeric: tabular-nums;
}
.ata-num:focus { outline: none; box-shadow: var(--v2-ring); border-color: var(--accent); }
.ata-editor .btn { padding: 6px 12px; font-size: 12.5px; }
.ata-danger { color: var(--danger); }

.ata-give {
  margin-bottom: 12px; padding: 12px; border-radius: 10px;
  background: var(--accent-soft); border: 1px solid var(--border-subtle); display: grid; gap: 8px;
}
.ata-give .ata-search { max-width: 420px; }
.ata-give-results { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; max-width: 520px; }
.ata-give-results:empty { display: none; }
.ata-give-pick {
  width: 100%; display: flex; flex-direction: column; align-items: flex-start; gap: 1px;
  padding: 7px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface);
  font: inherit; font-size: 13px; color: var(--text); cursor: pointer; text-align: left;
}
.ata-give-pick:hover { border-color: var(--accent); }
.ata-give-pick.on { border-color: var(--accent); box-shadow: var(--v2-ring); }
.ata-give-picked { background: var(--surface); border-radius: 10px; border: 1px solid var(--border); padding: 12px; display: grid; gap: 10px; }
.ata-give-who { display: flex; flex-direction: column; }
.ata-give-editors { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.ata-give-editors .ata-editor { margin-top: 0; padding-top: 0; border-top: 0; }

.ata-footnote { margin: 0; font-size: 11.5px; line-height: 1.5; color: var(--text-tertiary); max-width: 900px; }

.ata-toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 9999;
  padding: 8px 14px; border-radius: 10px; background: var(--text); color: var(--surface); font-size: 13px;
  box-shadow: var(--shadow-lg);
}
.ata-toast.is-error { background: var(--danger); color: #fff; }

.ata-chip:focus-visible, .ata-sort:focus-visible, .ata-expand:focus-visible, .ata-link:focus-visible,
.ata-give-pick:focus-visible, .ata-callout:focus-visible {
  outline: var(--focus-w) solid var(--focus); outline-offset: var(--focus-offset);
}

@media (max-width: 1100px) {
  .ata-grid { grid-template-columns: minmax(0, 1fr); }
  .ata-side { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 820px) {
  .ata-money { grid-template-columns: minmax(0, 1fr); }
  .ata-funnel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ata-step-arrow { display: none; }
  .ata-side { grid-template-columns: minmax(0, 1fr); }
  .ata-detail, .ata-give-editors { grid-template-columns: minmax(0, 1fr); }
  .ata-total { font-size: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  .ata-body, .ata-chip { transition: none; }
}