/* Kepler Brain — admin dashboard.
 * Borrows Pro Venture design DNA (Jost + DM Mono, KI-bumper L-brackets,
 * monospace labels) and the company.html sidebar pattern — content split
 * into tabs instead of a single scroll. */

@import url('https://fonts.googleapis.com/css2?family=Jost:wght@400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

:root {
  --bg:            #000000;
  --bg-card:       #0A0A0C;
  --bg-elev:       #111114;
  --bg-sidebar:    #070708;
  --border:        #1F1F23;
  --border-strong: #2A2A30;
  --ink:           #EDEDEF;
  --ink-mid:       #B8B8BD;
  --ink-lt:        #7A7A80;
  --accent:        #E7B24A;       /* Kepler gold */
  --accent-soft:   rgba(231,178,74,0.08);
  --ok:            #4ADE80;
  --warn:          #FBBF24;
  --danger:        #F87171;
  --blue:          #6BAAD6;
  --purple:        #A78BFA;

  --font:          'Jost', -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono:          'DM Mono', "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Topbar ───────────────────────────────────────────────────────────── */
.brain-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 10;
  height: 58px;
}
.brain-brand {
  display: flex; align-items: center; gap: 12px;
}
.brain-brand img { width: 26px; height: 26px; object-fit: contain; }
.brain-brand .name {
  font-family: var(--font);
  font-size: 15px; font-weight: 600; letter-spacing: -0.01em;
}
.brain-brand .accent { color: var(--accent); }
.brain-brand .sub {
  font-family: var(--mono); font-size: 9.5px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt);
}
.topbar-right { display: flex; align-items: center; gap: 12px; }

/* ── Layout (topbar + sidebar + content) ──────────────────────────────── */
.b-layout { display: flex; min-height: calc(100vh - 58px); }

.b-sidebar {
  width: 210px; flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  padding: 16px 0;
  display: flex; flex-direction: column; gap: 2px;
  position: sticky; top: 58px; height: calc(100vh - 58px);
  overflow-y: auto;
}
.b-nav-section {
  font-family: var(--mono); font-size: 9.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt);
  padding: 14px 24px 6px;
}
.b-nav-btn {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 20px;
  font-family: var(--font); font-size: 13px; font-weight: 500;
  color: var(--ink-mid); background: none; border: none; cursor: pointer;
  text-align: left; width: 100%;
  border-left: 3px solid transparent;
  transition: all 0.12s;
}
.b-nav-btn:hover { background: rgba(255,255,255,0.03); color: var(--ink); }
.b-nav-btn.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-soft);
  font-weight: 600;
}
.b-nav-btn svg { width: 16px; height: 16px; flex-shrink: 0; opacity: 0.55; }
.b-nav-btn.active svg { opacity: 1; }
.b-nav-badge {
  margin-left: auto;
  font-family: var(--mono); font-size: 10px; font-weight: 700;
  background: var(--danger); color: #fff;
  border-radius: 10px; padding: 1px 7px;
  min-width: 18px; text-align: center;
}

.b-content { flex: 1; padding: 28px 36px 48px; overflow-y: auto; max-width: 1680px; }
.b-tab { display: none; }
.b-tab.active { display: block; animation: b-fade 0.18s ease; }
@keyframes b-fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

@media (max-width: 820px) {
  .b-sidebar { display: none; }
  .b-content { padding: 18px; }
}

/* ── Common primitives ───────────────────────────────────────────────── */
.section-head {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt);
  margin: 0 0 12px 0;
}

.page-title {
  font-size: 22px; font-weight: 600; letter-spacing: -0.01em;
  color: var(--ink); margin-bottom: 2px;
}
.page-sub {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em;
  color: var(--ink-lt); margin-bottom: 24px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 24px;
  margin-bottom: 20px;
}

/* Grid helpers */
.dash-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  align-items: start;
}
.dash-grid > .card { margin-bottom: 0; }
.span-3 { grid-column: span 3; }
.span-2 { grid-column: span 2; }
.span-1 { grid-column: span 1; }

@media (max-width: 1180px) {
  .dash-grid { grid-template-columns: repeat(2, 1fr); }
  .span-3, .span-2 { grid-column: span 2; }
}
@media (max-width: 640px) {
  .dash-grid { grid-template-columns: 1fr; }
  .span-3, .span-2, .span-1 { grid-column: span 1; }
}

/* ── KI-Bumper (L-bracket corner marks) ──────────────────────────────── */
.ki-bumper {
  position: relative; padding: 28px 32px;
  background: radial-gradient(ellipse at center, rgba(231,178,74,0.04) 0%, rgba(0,0,0,0) 70%);
}
.ki-bumper::before, .ki-bumper::after,
.ki-bumper > .bumper-bt::before, .ki-bumper > .bumper-bt::after {
  content: ''; position: absolute; width: 16px; height: 16px;
  border-color: #ffffff; border-style: solid; pointer-events: none;
}
.ki-bumper::before { top: -1px; left: -1px;  border-width: 2.5px 0 0 2.5px; }
.ki-bumper::after  { top: -1px; right: -1px; border-width: 2.5px 2.5px 0 0; }
.ki-bumper > .bumper-bt { position: absolute; inset: 0; pointer-events: none; }
.ki-bumper > .bumper-bt::before { bottom: -1px; left: -1px;  border-width: 0 0 2.5px 2.5px; }
.ki-bumper > .bumper-bt::after  { bottom: -1px; right: -1px; border-width: 0 2.5px 2.5px 0; }

/* ── Stat cells ──────────────────────────────────────────────────────── */
.stat-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: 6px 24px;
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 6px;
  transition: background 0.15s;
}
.stat:first-child { padding-left: 0; }
.stat:last-child  { border-right: none; padding-right: 0; }
.stat .label {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt);
}
.stat .value {
  font-family: var(--mono); font-size: 28px; font-weight: 700;
  color: var(--ink); line-height: 1; margin-top: 2px;
}
.stat .sub {
  font-family: var(--mono); font-size: 10.5px;
  color: var(--ink-lt); margin-top: 2px;
}
@media (max-width: 700px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none; padding: 12px 16px !important; }
  .stat:nth-child(2n+1) { border-right: 1px solid var(--border); }
}

/* ── Pipeline pill ───────────────────────────────────────────────────── */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--border-strong);
  background: var(--bg-elev); color: var(--ink-mid);
}
.pill::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 8px rgba(74,222,128,0.6);
}
.pill.warn::before { background: var(--warn); box-shadow: 0 0 8px rgba(251,191,36,0.6); }
.pill.danger::before { background: var(--danger); box-shadow: 0 0 8px rgba(248,113,113,0.6); }

/* ── Charts ──────────────────────────────────────────────────────────── */
.chart-card { padding: 24px; }
.chart-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 18px;
}
.chart-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.chart-meta {
  font-family: var(--mono); font-size: 10px; color: var(--ink-lt);
  letter-spacing: 0.08em; text-transform: uppercase;
}
svg.chart { width: 100%; height: 240px; display: block; }
svg.chart.tall { height: 320px; }
.chart-empty {
  min-height: 180px; display: flex; align-items: center; justify-content: center;
  color: var(--ink-lt); font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* ── Distribution bar ────────────────────────────────────────────────── */
.dist-bar {
  display: flex; height: 10px; border-radius: 2px; overflow: hidden;
  background: var(--bg-elev); border: 1px solid var(--border);
}
.dist-seg { height: 100%; transition: width 0.4s ease, opacity 0.15s; min-width: 3px; }
.dist-seg:hover { opacity: 0.85; }
.dist-legend {
  display: flex; gap: 16px; flex-wrap: wrap; margin-top: 12px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.06em; color: var(--ink-mid);
}
.dist-legend .sw {
  display: inline-block; width: 9px; height: 9px; border-radius: 1px;
  margin-right: 6px; vertical-align: middle;
}

/* Rating-tier colors */
.rt-1plus  { background: #E7B24A; }
.rt-1      { background: #D4A043; }
.rt-2plus  { background: #6BAAD6; }
.rt-2      { background: #4A8DBE; }
.rt-3      { background: #8A8A8F; }
.rt-4      { background: #6B6B70; }
.rt-5      { background: #4A4A50; }
.rt-unknown{ background: #2A2A30; }
.pf-established { background: #C9A54A; }
.pf-growth      { background: #4A9EC9; }
.pf-unknown     { background: #4A4A50; }

/* ── Bucket strip ────────────────────────────────────────────────────── */
.bucket-strip { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.bucket-card {
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 3px; padding: 14px 16px;
  display: flex; flex-direction: column; gap: 4px;
  transition: border-color 0.15s, transform 0.15s;
}
.bucket-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.bucket-card .label {
  font-family: var(--mono); font-size: 9.5px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-lt);
}
.bucket-card .value {
  font-family: var(--mono); font-size: 20px; font-weight: 700;
  color: var(--ink); margin-top: 4px;
}
.bucket-card .bar {
  height: 3px; border-radius: 1px; background: var(--border);
  margin-top: 8px; overflow: hidden;
}
.bucket-card .bar-fill {
  height: 100%; background: linear-gradient(90deg, var(--accent) 0%, #F4C56E 100%);
  transition: width 0.6s ease;
}
@media (max-width: 700px) { .bucket-strip { grid-template-columns: repeat(2, 1fr); } }

/* ── Tables ──────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
.data-table thead th {
  font-family: var(--mono); font-size: 9.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt);
  text-align: left; padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  position: sticky; top: 0;
}
.data-table tbody td {
  padding: 11px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.data-table tbody tr { transition: background 0.12s; }
.data-table tbody tr:hover { background: rgba(255,255,255,0.02); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table .mono { font-family: var(--mono); font-size: 12px; color: var(--ink-mid); }
.data-table td:first-child { white-space: nowrap; }
.data-table .clickable {
  font-family: var(--mono); font-weight: 500; color: var(--ink);
  cursor: pointer; transition: color 0.12s;
}
.data-table .clickable:hover { color: var(--accent); }
.data-table .num { text-align: right; font-family: var(--mono); }

.rating-chip {
  display: inline-block; padding: 2px 8px; border-radius: 2px;
  font-family: var(--mono); font-size: 10px; font-weight: 700;
  letter-spacing: 0.06em;
  border: 1px solid var(--border-strong); background: var(--bg-elev);
  white-space: nowrap;
}
.profile-chip {
  display: inline-block; padding: 2px 7px; border-radius: 999px;
  font-family: var(--mono); font-size: 9px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--border);
}
.profile-chip.established { color: #E7B24A; border-color: rgba(231,178,74,0.35); background: rgba(231,178,74,0.06); }
.profile-chip.growth      { color: #6BAAD6; border-color: rgba(107,170,214,0.35); background: rgba(107,170,214,0.06); }

/* ── System health ──────────────────────────────────────────────────── */
.health-row {
  display: flex; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.health-row:last-child { border-bottom: none; }
.health-row .label {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt);
}
.health-row .value { font-family: var(--mono); font-size: 12px; color: var(--ink); }

/* ── Findings list ──────────────────────────────────────────────────── */
.findings-filters {
  display: flex; gap: 8px; margin-bottom: 16px;
}
.filter-chip {
  background: transparent; color: var(--ink-mid);
  border: 1px solid var(--border-strong);
  padding: 6px 12px; border-radius: 3px;
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  cursor: pointer; transition: all 0.12s;
}
.filter-chip:hover { color: var(--ink); border-color: var(--ink); }
.filter-chip.active {
  color: var(--accent); border-color: var(--accent);
  background: var(--accent-soft);
}

.finding-item {
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-strong);
  border-radius: 3px;
  padding: 16px 18px;
  margin-bottom: 10px;
  background: var(--bg-elev);
  transition: border-color 0.12s;
}
.finding-item.sev-high   { border-left-color: var(--danger); }
.finding-item.sev-med    { border-left-color: var(--warn); }
.finding-item.sev-low    { border-left-color: var(--blue); }
.finding-item:hover { border-color: var(--accent); }
.finding-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 8px;
}
.finding-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.finding-meta {
  font-family: var(--mono); font-size: 10px;
  color: var(--ink-lt); letter-spacing: 0.06em;
}
.finding-body { color: var(--ink-mid); font-size: 13px; line-height: 1.55; }
.finding-actions {
  display: flex; gap: 8px; margin-top: 12px;
}

.sev-badge {
  display: inline-block; padding: 2px 7px; border-radius: 2px;
  font-family: var(--mono); font-size: 9px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  margin-right: 8px;
}
.sev-badge.sev-high { color: var(--danger); border: 1px solid var(--danger); background: rgba(248,113,113,0.08); }
.sev-badge.sev-med  { color: var(--warn); border: 1px solid var(--warn); background: rgba(251,191,36,0.08); }
.sev-badge.sev-low  { color: var(--blue); border: 1px solid var(--blue); background: rgba(107,170,214,0.08); }

/* ── Signal select ──────────────────────────────────────────────────── */
.signal-picker {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  margin-bottom: 20px;
}
.signal-picker select {
  background: var(--bg-elev); color: var(--ink);
  border: 1px solid var(--border-strong); border-radius: 3px;
  padding: 9px 12px;
  font-family: var(--mono); font-size: 12px;
  outline: none; cursor: pointer; min-width: 280px;
}
.signal-picker select:focus { border-color: var(--accent); }

/* ── Correlation cells ──────────────────────────────────────────────── */
.corr-row {
  display: grid; grid-template-columns: 2fr 2fr 80px 100px;
  gap: 12px; padding: 10px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
  font-size: 13px;
}
.corr-row:last-child { border-bottom: none; }
.corr-row .mono { font-family: var(--mono); font-size: 11px; color: var(--ink-mid); }
.corr-value {
  font-family: var(--mono); font-size: 14px; font-weight: 700; text-align: right;
}
.corr-value.pos { color: var(--ok); }
.corr-value.neg { color: var(--danger); }
.corr-bar {
  height: 6px; border-radius: 1px; background: var(--border);
  position: relative; overflow: hidden;
}
.corr-bar-fill {
  position: absolute; top: 0; height: 100%;
  transition: width 0.4s ease;
}
.corr-bar-fill.pos { background: var(--ok); left: 50%; }
.corr-bar-fill.neg { background: var(--danger); right: 50%; }

/* ── Haiku health summary ───────────────────────────────────────────── */
.haiku-summary {
  font-size: 15px; line-height: 1.65; color: var(--ink);
  padding: 4px 0 8px;
}
.haiku-summary strong { color: var(--accent); font-weight: 600; }
.haiku-meta {
  font-family: var(--mono); font-size: 10px;
  color: var(--ink-lt); letter-spacing: 0.06em;
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between;
}

/* ── Buttons ────────────────────────────────────────────────────────── */
.btn-primary {
  background: var(--ink); color: var(--bg);
  border: none; border-radius: 3px;
  padding: 11px 18px;
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  cursor: pointer; transition: opacity 0.15s;
}
.btn-primary:hover { opacity: 0.88; }

.btn-ghost {
  background: transparent; color: var(--ink-mid);
  border: 1px solid var(--border-strong);
  padding: 7px 14px; border-radius: 3px;
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  cursor: pointer; transition: all 0.15s;
}
.btn-ghost:hover { color: var(--ink); border-color: var(--ink); background: rgba(255,255,255,0.03); }
.btn-ghost.sm { padding: 5px 10px; font-size: 9px; }

.btn-link {
  background: transparent; border: none; cursor: pointer;
  color: var(--ink-lt); font: inherit; font-size: 12px;
  text-decoration: underline; padding: 4px 0;
}
.btn-link:hover { color: var(--ink); }

.refresh-btn { display: inline-flex; align-items: center; gap: 6px; }
.refresh-btn.spinning svg { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Gate (login) ───────────────────────────────────────────────────── */
#gate.card { max-width: 420px; margin: 80px auto 0; }
#gate h2 {
  font-size: 18px; font-weight: 600; margin-bottom: 6px;
  letter-spacing: -0.01em;
}
#gate p { color: var(--ink-lt); margin-bottom: 18px; font-size: 13px; }
.stack { display: flex; flex-direction: column; gap: 10px; }
label {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt); margin-top: 8px;
}
input[type="email"], input[type="text"], input:not([type]), select {
  background: var(--bg-elev); color: var(--ink);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  padding: 9px 12px;
  font-family: var(--mono); font-size: 12px;
  outline: none; transition: border-color 0.15s;
  min-width: 160px;
  appearance: none;
  -webkit-appearance: none;
}
/* Custom dropdown arrow on <select> since we removed the native one */
select {
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-lt) 50%),
                    linear-gradient(135deg, var(--ink-lt) 50%, transparent 50%);
  background-position: calc(100% - 16px) calc(50% - 2px), calc(100% - 12px) calc(50% - 2px);
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
  padding-right: 28px;
}
input::placeholder { color: var(--ink-lt); opacity: 0.6; }
input:focus, select:focus { border-color: var(--accent); }
input:hover, select:hover { border-color: var(--ink-lt); }
/* Form rows in cohort + trace cards */
.b-content .card label {
  font-family: var(--mono); font-size: 9px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-lt); margin-bottom: 5px;
  display: block;
}
.err {
  color: var(--danger); font-family: var(--mono); font-size: 11px;
  margin-top: 6px;
}
#gate-status {
  font-family: var(--mono); font-size: 11px; color: var(--ink-lt);
  margin-top: 14px;
}
.muted { color: var(--ink-lt); }
.empty-hint {
  padding: 48px 24px; text-align: center;
  color: var(--ink-lt); font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* ── Chart system (charts.js) ──────────────────────────────────────── */
.brain-chart {
  width: 100%; height: 100%;
  font-family: var(--mono);
}
.brain-chart.bc-spark { display: block; }
.brain-chart text { user-select: none; }
.brain-chart .bc-axis text { font-family: var(--mono); fill: var(--ink-lt); }
.brain-chart .bc-grid line { shape-rendering: crispEdges; }
.brain-chart .bc-hit { cursor: crosshair; }

/* Animated entry — marks fade in + slide up from baseline */
.brain-chart .bc-anim-in {
  opacity: 0;
  transform: translateY(6px);
  animation: bc-fade-up 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.brain-chart .bc-anim-in:nth-child(2)  { animation-delay: 0.02s; }
.brain-chart .bc-anim-in:nth-child(3)  { animation-delay: 0.04s; }
.brain-chart .bc-anim-in:nth-child(4)  { animation-delay: 0.06s; }
.brain-chart .bc-anim-in:nth-child(5)  { animation-delay: 0.08s; }
.brain-chart .bc-anim-in:nth-child(6)  { animation-delay: 0.10s; }
.brain-chart .bc-anim-in:nth-child(n+7) { animation-delay: 0.12s; }
@keyframes bc-fade-up {
  to { opacity: 1; transform: translateY(0); }
}

/* Bar hover lift */
.brain-chart .bc-bar { transition: opacity 0.12s, fill 0.12s; }
.brain-chart .bc-bar:hover { fill: var(--accent) !important; opacity: 1 !important; }

/* Inline legend below charts */
.bc-legend-item {
  display: inline-flex; align-items: center; gap: 6px;
  margin-right: 14px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.06em; color: var(--ink-mid);
}
.bc-sw {
  width: 10px; height: 10px; border-radius: 2px; display: inline-block;
}

/* Tooltip — single floating element shared across all charts */
.brain-chart-tooltip {
  position: fixed; z-index: 100;
  background: rgba(10, 10, 12, 0.96);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 8px 10px;
  font-family: var(--mono); font-size: 11px;
  color: var(--ink); pointer-events: none;
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
  opacity: 0; transition: opacity 0.12s;
  max-width: 280px; min-width: 80px;
}
.brain-chart-tooltip .tip-label {
  color: var(--ink-lt); letter-spacing: 0.08em;
  font-size: 9px; text-transform: uppercase;
  margin-bottom: 2px;
}
.brain-chart-tooltip .tip-value {
  font-size: 13px; font-weight: 600; color: var(--ink);
}
.brain-chart-tooltip .tip-row {
  display: flex; justify-content: space-between; gap: 12px;
  margin-top: 3px;
}
.brain-chart-tooltip .tip-row .k { color: var(--ink-lt); }
.brain-chart-tooltip .tip-row .v { color: var(--ink); font-weight: 500; }
.brain-chart-tooltip .tip-accent { color: var(--accent); }

/* Sparkline grid cell — for stat cards with mini trend */
.stat-spark {
  width: 100%; height: 28px; margin-top: 6px;
  display: block;
}

/* ── Passkey setup toast ────────────────────────────────────────────── */
.passkey-toast {
  position: fixed; right: 20px; bottom: 20px; z-index: 50;
  width: 360px; background: var(--bg-card);
  border: 1px solid var(--border-strong); border-radius: 4px;
  padding: 16px 18px; box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  animation: pk-toast-in 0.25s ease-out;
}
@keyframes pk-toast-in {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0);   opacity: 1; }
}
.passkey-toast-title {
  font-size: 13px; font-weight: 600; color: var(--ink);
  margin-bottom: 4px; letter-spacing: -0.01em;
}
.passkey-toast-sub {
  font-size: 12px; color: var(--ink-lt); line-height: 1.45;
}
.passkey-toast-actions {
  display: flex; align-items: center; gap: 12px;
  margin-top: 14px;
}
.passkey-toast-status {
  margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--border);
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.06em; color: var(--ink-lt);
}
.passkey-toast-status.ok    { color: var(--ok); }
.passkey-toast-status.error { color: var(--danger); }