/* FSRS notebook insights. Uses the notebook's shared light and dark tokens. */
.notebook-dialog .notebook-memory-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  gap: 8px;
  min-height: 44px;
  padding: 10px 15px;
  border: 1px solid var(--nb-line);
  border-radius: 999px;
  color: var(--nb-ink);
  background: var(--nb-surface);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: background 160ms ease, border-color 160ms ease;
}
.notebook-dialog .notebook-memory-button:hover,
.notebook-dialog .notebook-memory-button[aria-pressed="true"] {
  border-color: color-mix(in srgb, var(--cift-accent) 42%, var(--nb-line));
  background: var(--cift-control);
}
.notebook-memory-button .notebook-icon { width: 18px; height: 18px; }
.nb-memory {
  --nm-accent: var(--cift-accent, #496b80);
  --nm-accent-soft: color-mix(in srgb, var(--nm-accent) 9%, var(--nb-surface));
  --nm-curve-fill: color-mix(in srgb, var(--nm-accent) 9%, transparent);
  --nm-moderate: var(--nb-muted);
  --nm-low: var(--cift-danger, #975b58);
  flex: 1;
  min-width: 0;
  min-height: 0;
  padding: 12px 30px 32px;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--cift-scrollbar) transparent;
  scroll-padding: 24px;
  color: var(--nb-ink);
  background: var(--nb-surface);
  font-variant-numeric: tabular-nums;
}
.nb-memory :is(button, input, select, summary) { touch-action: manipulation; }
.nb-memory :is(h2, h3) { text-wrap: balance; }
.nb-memory :is(p, dd, dt, strong, small) { overflow-wrap: anywhere; }
.nb-memory button { -webkit-tap-highlight-color: transparent; }
.nb-memory-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.notebook-dialog .nb-memory-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  margin-left: -10px;
  padding: 8px 10px;
  border: 0;
  border-radius: 8px;
  color: var(--nb-muted);
  background: transparent;
  font-size: 12px;
  transition: color 160ms ease, background 160ms ease;
}
.nb-memory-back .notebook-icon { width: 16px; height: 16px; }
.nb-memory-back:hover { color: var(--nb-ink); background: var(--nb-soft); }
.nb-memory-engine { color: var(--nb-muted); font-size: 12px; text-align: right; }
.nb-memory-intro { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; padding: 8px 0 16px; }
.nb-memory-intro h2 { color: var(--nb-ink); font-size: 26px; font-weight: 680; line-height: 1.35; letter-spacing: -.035em; }
.nb-memory-intro p { margin-top: 8px; color: var(--nb-muted); font-size: 13px; line-height: 1.7; }
.nb-memory-summary { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 18px; color: var(--nb-muted); font-size: 12px; }
.nb-memory-summary > span { display: inline-flex; align-items: baseline; gap: 5px; }
.nb-memory-summary strong { color: var(--nb-ink); font-size: 18px; font-weight: 600; }
.nb-memory-summary small { font-size: 12px; }
.nb-memory-tabs { display: inline-flex; align-items: center; gap: 4px; max-width: 100%; margin-bottom: 16px; padding: 4px; border: 1px solid var(--nb-line); border-radius: 999px; background: var(--nb-soft); }
.notebook-dialog .nb-memory-tabs button {
  min-height: 44px;
  padding: 9px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--nb-muted);
  background: transparent;
  font-size: 13px;
  font-weight: 550;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}
.nb-memory-tabs button:hover { color: var(--nb-ink); }
.nb-memory-tabs button[aria-pressed="true"] { color: var(--nb-ink); border-color: var(--nb-line); background: var(--nb-surface); box-shadow: 0 1px 3px rgb(0 0 0 / .035); }
.nb-memory-body { min-width: 0; }
.nb-memory-pending { padding: 0 0 12px; color: var(--nb-muted); font-size: 12px; }
.nb-memory-panel { min-width: 0; animation: nb-memory-enter 240ms cubic-bezier(.22,.75,.22,1) both; }
.nb-memory-selection { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 16px; }
.nb-memory-selection label { display: flex; align-items: center; gap: 12px; min-width: 0; max-width: 65%; color: var(--nb-muted); font-size: 12px; white-space: nowrap; }
.nb-memory-selection select {
  width: 100%;
  min-width: 170px;
  min-height: 44px;
  padding: 9px 36px 9px 12px;
  border: 1px solid var(--nb-line);
  border-radius: 10px;
  color: var(--nb-ink);
  background-color: var(--nb-soft);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}
.nb-memory-selection option { color: var(--nb-ink); background: var(--nb-surface); }
.nb-memory-next { display: flex; align-items: center; justify-content: flex-end; gap: 6px; min-width: 0; padding-bottom: 3px; color: var(--nb-muted); font-size: 12px; text-align: right; }
.nb-memory-next > .notebook-icon { width: 15px; height: 15px; }
.nb-memory-next strong { color: var(--nb-ink); font-size: 13px; font-weight: 550; }
.notebook-dialog .nb-memory-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 0 0 20px; padding: 16px 0; border-top: 1px solid var(--nb-line); border-bottom: 1px solid var(--nb-line); }
.nb-memory-metrics > div { min-width: 0; padding: 0 20px; border-left: 1px solid var(--nb-line); }
.nb-memory-metrics > div:first-child { padding-left: 0; border-left: 0; }
.nb-memory-metrics > div:last-child { padding-right: 0; }
.nb-memory-metrics dt { display: flex; align-items: center; gap: 7px; min-height: 20px; color: var(--nb-muted); font-size: 12px; }
.nb-memory-metrics .metric-letter { display: inline-grid; place-items: center; width: 20px; height: 20px; flex: 0 0 auto; border: 1px solid var(--nb-line); border-radius: 5px; color: var(--nm-accent); background: var(--nb-soft); font: 550 12px/1 var(--cift-font-ui, sans-serif); }
.nb-memory-metrics dd { display: flex; align-items: baseline; flex-wrap: wrap; gap: 5px; margin-top: 10px; color: var(--nb-ink); font-size: 31px; font-weight: 550; line-height: 1.2; letter-spacing: -.035em; }
.nb-memory-metrics dd small { color: var(--nb-muted); font-size: 13px; font-weight: 400; letter-spacing: 0; }
.nb-memory-metrics p { margin-top: 8px; color: var(--nb-muted); font-size: 12px; line-height: 1.6; }
.nb-memory-chart-card { min-width: 0; padding: 22px 22px 18px; border: 1px solid var(--nb-line); border-radius: 16px; background: var(--nb-soft); }
.nb-memory-chart-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 16px; }
.notebook-dialog .nb-memory-chart-heading h3 { color: var(--nb-ink); font-size: 15px; font-weight: 650; }
.nb-memory-chart-heading p { margin-top: 5px; color: var(--nb-muted); font-size: 12px; line-height: 1.65; }
.nb-memory-range { display: inline-flex; flex: 0 0 auto; gap: 2px; max-width: 100%; padding: 3px; border: 1px solid var(--nb-line); border-radius: 999px; background: var(--nb-surface); }
.notebook-dialog .nb-memory-range button { min-width: 44px; min-height: 44px; padding: 8px 12px; border: 0; border-radius: 999px; color: var(--nb-muted); background: transparent; font-size: 12px; white-space: nowrap; transition: color 160ms ease, background 160ms ease; }
.nb-memory-range button:hover { color: var(--nb-ink); background: var(--nb-soft); }
.nb-memory-range button[aria-pressed="true"] { color: var(--cift-on-accent, #fff); background: var(--nm-accent); }
.nb-memory-plot { position: relative; width: 100%; min-width: 0; margin: 4px 0 0; }
.nb-memory-plot > svg, .nb-memory-history-chart > svg, .nb-memory-map > svg, svg.nb-memory-map { display: block; width: 100%; height: auto; overflow: visible; color: var(--nm-accent); }
.nb-memory-plot svg, .nb-memory-map { touch-action: pan-y; }
.nb-memory :is(.nb-memory-plot, .nb-memory-history-chart, .nb-memory-map) text { fill: var(--nb-muted); font: 12px var(--cift-font-ui, sans-serif); }
.nb-memory-grid { fill: none; stroke: var(--nb-line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.nb-memory-axis { fill: var(--nb-muted); }
.nb-memory-target { fill: none; stroke: var(--nb-muted); stroke-width: 1; stroke-dasharray: 3 5; opacity: .8; vector-effect: non-scaling-stroke; }
.nb-memory-area { stroke: none; }
.nb-memory-line, .nb-memory-history-line { fill: none; stroke: var(--nm-accent); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.nb-memory-line { stroke-dasharray: 5 5; }
.nb-memory-guide { fill: none; stroke: var(--nm-accent); stroke-width: 1; stroke-dasharray: 3 4; opacity: .6; vector-effect: non-scaling-stroke; }
.nb-memory-marker { fill: var(--nb-surface); stroke: var(--nm-accent); stroke-width: 2.5; vector-effect: non-scaling-stroke; }
.nb-memory-dot { fill: var(--nm-accent); stroke: var(--nb-surface); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.nb-memory-dot.is-medium { fill: var(--nb-surface); stroke: var(--nm-accent); stroke-width: 2; }
.nb-memory-dot.is-low { fill: var(--nb-surface); stroke: var(--nm-low); stroke-width: 2; stroke-dasharray: 2 1; }
.nb-memory-dot.is-selected { stroke: var(--nb-ink); stroke-width: 3; }
.nb-memory-probe { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px 16px; min-height: 36px; margin: 12px 0 0; padding-top: 12px; border-top: 1px solid var(--nb-line); color: var(--nb-muted); font-size: 12px; }
.nb-memory-probe output { display: inline-flex; align-items: baseline; gap: 8px; color: var(--nb-muted); }
.nb-memory-probe strong { color: var(--nb-ink); font-size: 18px; font-weight: 600; }
.nb-memory-probe span { font-size: 12px; }
.nb-memory input.nb-memory-scrubber { display: block; width: 100%; min-width: 0; height: 44px; margin: 0; padding: 0; border: 0; background: transparent; accent-color: var(--nm-accent); cursor: pointer; touch-action: pan-y; }
.nb-memory-chart-note { display: block; margin-top: 3px; color: var(--nb-muted); font-size: 12px; line-height: 1.7; }
.nb-memory-history { margin-top: 30px; }
.nb-memory-history > header, .nb-memory-history-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.nb-memory-panel > .nb-memory-history-heading { margin-top: 28px; margin-bottom: 0; }
.notebook-dialog .nb-memory-history h3 { color: var(--nb-ink); font-size: 15px; font-weight: 650; }
.nb-memory-history > header > span, .nb-memory-history-heading > span { color: var(--nb-muted); font-size: 12px; }
.nb-memory-history-chart { min-width: 0; margin: 18px 0; }
.nb-memory-history-list { margin: 0; padding: 0; list-style: none; }
.nb-memory-history-list li { display: grid; grid-template-columns: minmax(125px, 1.35fr) minmax(64px, .7fr) repeat(2, minmax(0, 1fr)); align-items: center; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--nb-line); color: var(--nb-muted); font-size: 12px; }
.nb-memory-history-list li:last-child { border-bottom: 0; }
.nb-memory-history-list :is(time, strong) { color: var(--nb-ink); font-weight: 450; }
.nb-memory-history-list :is(.is-known, .is-unknown) { justify-self: start; display: inline-flex; align-items: center; min-height: 26px; padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 550; }
.nb-memory-history-list .is-known { color: var(--nm-accent); background: var(--nm-accent-soft); }
.nb-memory-history-list .is-unknown { color: var(--nm-low); background: color-mix(in srgb, var(--nm-low) 8%, var(--nb-surface)); }
.nb-memory-explainer { margin-top: 24px; padding-top: 4px; border-top: 1px solid var(--nb-line); }
.nb-memory-explainer summary, .nb-memory-data-table summary { min-height: 44px; padding: 12px 0; color: var(--nb-muted); font-size: 12px; cursor: pointer; }
.nb-memory-explainer summary:hover, .nb-memory-data-table summary:hover { color: var(--nb-ink); }
.nb-memory-explainer dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 24px; padding: 12px 0; }
.nb-memory-explainer dt { margin-bottom: 6px; font-size: 13px; font-weight: 600; }
.nb-memory-explainer dd { color: var(--nb-muted); font-size: 12px; line-height: 1.8; }
.nb-memory-empty { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 12px; min-height: 250px; padding: 36px 24px; text-align: center; color: var(--nb-muted); }
.nb-memory-empty > .notebook-icon { width: 32px; height: 32px; margin-bottom: 4px; color: var(--nm-accent); }
.notebook-dialog .nb-memory-empty h3 { color: var(--nb-ink); font-size: 17px; font-weight: 600; }
.nb-memory-empty p { max-width: 370px; font-size: 14px; line-height: 1.8; }
.nb-memory-empty button { margin-top: 6px; }
.nb-memory-loading { display: flex; align-items: center; justify-content: center; gap: 12px; min-height: 330px; padding: 32px; color: var(--nb-muted); font-size: 14px; text-align: center; }
.nb-memory-loading > .notebook-icon { color: var(--nm-accent); }
.nb-memory-error { padding: 24px; border: 1px solid var(--nb-line); border-radius: 16px; background: var(--nb-soft); color: var(--nb-muted); font-size: 14px; line-height: 1.75; }
.nb-memory-error button { margin-top: 16px; }
.notebook-dialog .nb-memory-distribution-heading h3 { color: var(--nb-ink); font-size: 17px; font-weight: 650; }
.nb-memory-distribution-heading p { max-width: 660px; margin: 6px 0 20px; color: var(--nb-muted); font-size: 13px; line-height: 1.8; }
.nb-memory-map { width: 100%; min-width: 0; }
.nb-memory .nb-memory-map .nb-memory-cluster-label { fill: var(--cift-on-accent, #fff); font-size: 12px; font-weight: 600; pointer-events: none; }
.nb-memory-map .nb-memory-dot.is-medium + .nb-memory-cluster-label { fill: var(--nm-accent); }
.nb-memory-map .nb-memory-dot.is-low + .nb-memory-cluster-label { fill: var(--nm-low); }
.nb-memory-map :focus-visible { outline: 2px solid var(--nm-accent); outline-offset: 5px; }
.nb-memory-legend { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 20px; margin-top: 12px; color: var(--nb-muted); font-size: 12px; }
.nb-memory-legend > span { display: inline-flex; align-items: center; gap: 7px; }
.nb-memory-legend i { display: inline-block; width: 9px; height: 9px; flex: 0 0 auto; border: 1.5px solid var(--nm-accent); border-radius: 50%; background: var(--nm-accent); }
.nb-memory-legend .is-medium i, .nb-memory-legend i.is-medium { background: var(--nb-surface); }
.nb-memory-legend .is-low i, .nb-memory-legend i.is-low { border-color: var(--nm-low); border-style: dashed; background: var(--nb-surface); }
.nb-memory-word-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; margin: 24px 0 0; padding: 0; list-style: none; }
.nb-memory-word-grid > li { min-width: 0; }
.notebook-dialog .nb-memory-word-grid button { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: baseline; gap: 8px 12px; width: 100%; min-height: 78px; padding: 14px; border: 1px solid var(--nb-line); border-radius: 12px; color: var(--nb-ink); background: var(--nb-surface); text-align: left; transition: border-color 160ms ease, background 160ms ease; }
.nb-memory-word-grid button:hover { border-color: color-mix(in srgb, var(--nm-accent) 55%, var(--nb-line)); background: var(--nb-soft); }
.nb-memory-word-grid button.is-selected, .nb-memory-word-grid button[aria-pressed="true"] { border-color: var(--nm-accent); background: var(--nm-accent-soft); }
.nb-memory-word-grid strong { font-size: 15px; font-weight: 600; }
.nb-memory-word-grid span { color: var(--nm-accent); font-size: 14px; font-weight: 550; }
.nb-memory-word-grid small { grid-column: 1 / -1; color: var(--nb-muted); font-size: 12px; line-height: 1.5; }
.nb-memory-data-table { margin-top: 24px; border-top: 1px solid var(--nb-line); }
.nb-memory-data-table > div { max-width: 100%; overflow-x: auto; overscroll-behavior-x: contain; }
.nb-memory-data-table table { width: 100%; border-collapse: collapse; color: var(--nb-ink); font-size: 12px; text-align: left; }
.nb-memory-data-table :is(th, td) { padding: 12px; border-bottom: 1px solid var(--nb-line); white-space: nowrap; }
.nb-memory-data-table th { color: var(--nb-muted); font-weight: 500; background: var(--nb-soft); }
.nb-memory-data-table tr:last-child td { border-bottom: 0; }
@keyframes nb-memory-enter { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 850px) {
  .notebook-header:has(.notebook-memory-button) { gap: 12px; }
  .notebook-header:has(.notebook-memory-button) .notebook-header-actions { gap: 8px; }
  .nb-memory-intro { align-items: flex-start; flex-direction: column; gap: 12px; }
  .nb-memory-metrics > div { padding-left: 15px; padding-right: 15px; }
}
@media (max-width: 700px) {
  .notebook-dialog .notebook-memory-button { width: 44px; height: 44px; padding: 0; border: 0; background: var(--nb-soft); }
  .notebook-memory-button > span { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
  .notebook-header:has(.notebook-memory-button) .notebook-header-actions { gap: 4px; }
  .nb-memory { padding: 10px 20px max(28px, env(safe-area-inset-bottom)); }
  .nb-memory-top { gap: 8px; }
  .nb-memory-engine { max-width: 155px; line-height: 1.5; }
  .nb-memory-intro { padding: 8px 0 16px; }
  .nb-memory-intro h2 { font-size: 24px; }
  .nb-memory-summary { gap: 8px 16px; }
  .nb-memory-tabs { display: flex; width: max-content; margin-bottom: 16px; }
  .nb-memory-tabs button { flex: 1; padding-left: 18px; padding-right: 18px; }
  .nb-memory-selection { align-items: flex-end; gap: 12px; margin-bottom: 20px; }
  .nb-memory-selection label { display: grid; gap: 6px; max-width: 60%; }
  .nb-memory-selection select { min-width: 0; }
  .nb-memory-next { max-width: 43%; }
  .notebook-dialog .nb-memory-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 0; margin: 22px 0; padding: 20px 0; }
  .nb-memory-panel[data-mode="curve"] { display: flex; flex-direction: column; }
  .nb-memory-panel[data-mode="curve"] > .nb-memory-selection { order: 0; }
  .nb-memory-panel[data-mode="curve"] > :is(.nb-memory-chart-card, .nb-memory-empty) { order: 1; }
  .nb-memory-panel[data-mode="curve"] > .nb-memory-metrics { order: 2; }
  .nb-memory-panel[data-mode="curve"] > .nb-memory-history { order: 3; }
  .nb-memory-panel[data-mode="curve"] > .nb-memory-explainer { order: 4; }
  .nb-memory-metrics > div { padding: 0 0 0 20px; }
  .nb-memory-metrics > div:nth-child(odd) { padding-left: 0; padding-right: 20px; border-left: 0; }
  .nb-memory-metrics dd { font-size: 30px; }
  .nb-memory-chart-card { padding: 18px 14px 14px; border-radius: 14px; }
  .nb-memory-chart-heading { flex-direction: column; gap: 12px; margin-bottom: 10px; }
  .nb-memory-range { align-self: flex-end; }
  .nb-memory-range button { min-width: 50px; }
  .nb-memory-history { margin-top: 26px; }
  .nb-memory-history-list li { grid-template-columns: minmax(110px, 1.2fr) minmax(50px, .65fr) repeat(2, minmax(0, 1fr)); gap: 8px; padding: 12px 0; }
  .nb-memory-history-list time { font-size: 12px; }
  .nb-memory-history-list :is(.is-known, .is-unknown) { padding: 3px 7px; }
  .nb-memory-explainer dl { grid-template-columns: 1fr; gap: 16px; }
  .nb-memory-word-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .nb-memory-word-grid button { padding: 12px; gap: 7px; }
  .nb-memory-word-grid strong { font-size: 14px; }
  .nb-memory-word-grid span { font-size: 12px; }
}
@media (max-width: 380px) {
  .notebook-header:has(.notebook-memory-button) { padding-left: 14px; padding-right: 8px; gap: 8px; }
  .notebook-header:has(.notebook-memory-button) .notebook-primary { width: 44px; min-width: 44px; padding: 0; }
  .notebook-header:has(.notebook-memory-button) .notebook-primary .notebook-icon { display: inline-block; }
  .notebook-header:has(.notebook-memory-button) .notebook-primary > span { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
  .notebook-header:has(.notebook-memory-button) .notebook-heading h1 { font-size: 18px; }
  .nb-memory { padding-left: 16px; padding-right: 16px; }
  .nb-memory-engine { max-width: 130px; }
  .nb-memory-history-list li { grid-template-columns: minmax(0, 1fr) auto; gap: 6px 12px; }
  .nb-memory-history-list li > :nth-child(2) { justify-self: end; }
  .nb-memory-history-list li > :nth-child(4) { text-align: right; }
}
@media (prefers-reduced-motion: reduce) {
  .nb-memory-panel { animation: none; }
  .nb-memory *, .notebook-dialog .notebook-memory-button { transition: none !important; scroll-behavior: auto !important; }
}

/* Whole-notebook overview: today's next action before the memory forecast. */
.nb-memory:has(.nb-memory-dashboard) .nb-memory-intro { padding: 4px 0 18px; gap: 12px; }
.nb-memory:has(.nb-memory-dashboard) .nb-memory-intro h2 { font-size: 23px; }
.nb-memory:has(.nb-memory-dashboard) .nb-memory-intro p { margin-top: 4px; }
.nb-memory-dashboard { min-width: 0; }
.nb-memory-today {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  min-height: 104px;
  padding: 14px 22px;
  border: 1px solid color-mix(in srgb, var(--nm-accent) 20%, var(--nb-line));
  border-radius: 16px;
  background: var(--nm-accent-soft);
}
.nb-memory-today-copy { min-width: 0; }
.nb-memory-today-copy .today-label { display: block; color: var(--nb-muted); font-size: 12px; line-height: 1.5; }
.notebook-dialog .nb-memory-today-copy h3 { display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px; margin: 4px 0; color: var(--nb-ink); line-height: 1.1; }
.nb-memory-today-copy h3 strong { font-size: 36px; font-weight: 600; letter-spacing: -.045em; }
.nb-memory-today-copy h3 span { font-size: 14px; font-weight: 550; letter-spacing: 0; }
.nb-memory-today-copy p { color: var(--nb-muted); font-size: 12px; line-height: 1.65; }
.notebook-dialog .nb-memory-today > .notebook-primary { min-width: 100px; padding: 10px 18px; }
.nb-memory-today > .notebook-primary .notebook-icon { width: 17px; height: 17px; }
.notebook-dialog .nb-memory-daily-metrics,
.notebook-dialog .nb-memory-overall-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin: 0; }
.notebook-dialog .nb-memory-daily-metrics { padding: 20px 0; }
.nb-memory-daily-metrics > div,
.nb-memory-overall-stats > div { min-width: 0; padding: 0 20px; border-left: 1px solid var(--nb-line); }
.nb-memory-daily-metrics > div:first-child,
.nb-memory-overall-stats > div:first-child { padding-left: 0; border-left: 0; }
.nb-memory-daily-metrics > div:last-child,
.nb-memory-overall-stats > div:last-child { padding-right: 0; }
.nb-memory-daily-metrics dt,
.nb-memory-overall-stats dt { color: var(--nb-muted); font-size: 12px; line-height: 1.5; }
.nb-memory-daily-metrics dd,
.nb-memory-overall-stats dd { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px; margin-top: 6px; color: var(--nb-ink); font-size: 25px; font-weight: 550; line-height: 1.2; letter-spacing: -.03em; }
.nb-memory-daily-metrics small,
.nb-memory-overall-stats small { color: var(--nb-muted); font-size: 12px; font-weight: 400; line-height: 1.6; letter-spacing: 0; }
.nb-memory-daily-metrics > div > small,
.nb-memory-overall-stats > div > small { display: block; margin-top: 5px; }
.nb-memory-cohort-line { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; min-height: 44px; margin: 0 0 12px; border-top: 1px solid var(--nb-line); padding-top: 10px; color: var(--nb-muted); font-size: 12px; }
.nb-memory-cohort-line > span { color: var(--nb-ink); font-weight: 550; }
.notebook-dialog .nb-memory-cohort-line button,
.notebook-dialog .nb-memory-details-link { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 8px 0; border: 0; border-radius: 8px; color: var(--nm-accent); background: transparent; font-size: 12px; font-weight: 550; transition: color 160ms ease, background 160ms ease; }
.nb-memory-cohort-line button:hover,
.nb-memory-details-link:hover { color: var(--nb-ink); text-decoration: underline; text-underline-offset: 4px; }
.nb-memory-cohort-line button .notebook-icon,
.nb-memory-details-link .notebook-icon { width: 16px; height: 16px; }
.nb-memory-dashboard .nb-memory-chart-heading { gap: 16px; margin-bottom: 16px; }
.notebook-dialog .nb-memory-overall-stats { margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--nb-line); }
.nb-memory-overall-stats dd { font-size: 23px; }
.nb-memory-overall-now { display: flex; align-items: baseline; gap: 12px; margin: 0 0 18px; }
.nb-memory-overall-now strong { color: var(--nb-ink); font-size: 36px; font-weight: 600; line-height: 1.2; letter-spacing: -.04em; }
.nb-memory-overall-now span { color: var(--nb-muted); font-size: 12px; }
.notebook-dialog .nb-memory-chart-card .nb-memory-overall-stats { margin: 18px 0 0; padding: 16px 0; border-top: 1px solid var(--nb-line); border-bottom: 0; }
.nb-memory-dashboard .nb-memory-chart-note { margin-top: 6px; }
.nb-memory-dashboard-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; gap: 16px; margin-top: 18px; }
.nb-memory-section-card { min-width: 0; padding: 20px; border: 1px solid var(--nb-line); border-radius: 16px; background: var(--nb-surface); }
.nb-memory-section-card > header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 12px; }
.notebook-dialog .nb-memory-section-card h3 { color: var(--nb-ink); font-size: 14px; font-weight: 650; }
.nb-memory-section-card > header > span { color: var(--nb-muted); font-size: 12px; }
.nb-memory-section-note { margin-top: 7px !important; color: var(--nb-muted); font-size: 12px; line-height: 1.7; }
.notebook-dialog .nb-memory-bars { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); align-items: end; gap: 10px; margin: 20px 0 0; padding: 0; list-style: none; }
.nb-memory-bars > li { display: grid; grid-template-rows: minmax(18px, auto) 86px auto; gap: 8px; min-width: 0; text-align: center; }
.nb-memory-bar-value { display: block; color: var(--nb-ink); font-size: 12px; line-height: 1.5; }
.nb-memory-bar-track { display: flex; align-items: flex-end; justify-content: center; position: relative; min-width: 0; height: 86px; border-bottom: 1px solid var(--nb-line); }
.nb-memory-bar-track > i { display: block; width: min(26px, 72%); height: clamp(0%, var(--bar-height, 0%), 100%); border-radius: 4px 4px 0 0; background: color-mix(in srgb, var(--nm-accent) 65%, var(--nb-surface)); }
.nb-memory-bars > li.is-today .nb-memory-bar-track > i { background: var(--nm-accent); }
.nb-memory-bars > li > time { color: var(--nb-muted); font-size: 12px; line-height: 1.5; white-space: nowrap; }
.nb-memory-bars > li.is-today > time { color: var(--nb-ink); font-weight: 600; }
.nb-memory-section-foot { margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--nb-line); color: var(--nb-muted); font-size: 12px; line-height: 1.65; }
.nb-memory-health-card { min-width: 0; margin-top: 18px; padding: 20px; border: 1px solid var(--nb-line); border-radius: 16px; background: var(--nb-surface); }
.nb-memory-health-card > header { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.notebook-dialog .nb-memory-health-card h3 { color: var(--nb-ink); font-size: 14px; font-weight: 650; }
.nb-memory-health-card > header > span { color: var(--nb-muted); font-size: 12px; }
.nb-memory-health-card > ul { display: grid; gap: 16px; margin-top: 20px; padding: 0; list-style: none; }
.nb-memory-health-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: baseline; gap: 8px 12px; color: var(--nb-muted); font-size: 12px; }
.nb-memory-health-row > strong { color: var(--nb-ink); font-size: 13px; font-weight: 550; }
.nb-memory-health-card > .nb-memory-health-row { margin-top: 18px; }
.nb-memory-word-details summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.nb-memory-word-details summary::before { content: '+'; color: var(--nm-accent); }
.nb-memory-word-details[open] summary::before { content: '−'; }
.nb-memory-word-details summary > span { margin-left: auto; }
.nb-memory-health-track { grid-column: 1 / -1; height: 5px; overflow: hidden; border-radius: 999px; background: var(--nb-soft); }
.nb-memory-health-track > i { display: block; width: clamp(0%, var(--bar-width, 0%), 100%); height: 100%; border-radius: inherit; background: var(--nm-accent); }
.nb-memory-health-row.is-medium .nb-memory-health-track > i { background: color-mix(in srgb, var(--nm-accent) 58%, var(--nb-surface)); }
.nb-memory-health-row.is-low .nb-memory-health-track > i { background: var(--nm-low); }
.notebook-dialog .nb-memory-dashboard > .nb-memory-details-link { justify-content: space-between; width: 100%; margin-top: 16px; padding: 12px 0; }
.nb-memory-dashboard .nb-memory-data-table { margin-top: 14px; }
@media (max-width: 700px) {
  .nb-memory:has(.nb-memory-dashboard) .nb-memory-intro { padding: 2px 0 14px; gap: 8px; }
  .nb-memory:has(.nb-memory-dashboard) .nb-memory-intro h2 { font-size: 22px; }
  .nb-memory-today { gap: 12px; min-height: 102px; padding: 16px; border-radius: 14px; }
  .nb-memory-today-copy h3 strong { font-size: 35px; }
  .nb-memory-today-copy h3 span { font-size: 13px; }
  .notebook-dialog .nb-memory-today > .notebook-primary { min-width: 80px; padding: 10px 12px; }
  .notebook-dialog .nb-memory-daily-metrics { padding: 18px 0; }
  .nb-memory-daily-metrics > div,
  .nb-memory-overall-stats > div { padding: 0 10px; }
  .nb-memory-daily-metrics dd { font-size: 24px; }
  .nb-memory-overall-stats dd { font-size: 21px; }
  .nb-memory-cohort-line { gap: 6px 8px; margin-bottom: 10px; padding-top: 8px; }
  .nb-memory-dashboard .nb-memory-chart-heading { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 14px; }
  .nb-memory-dashboard .nb-memory-chart-heading > div:first-child { flex: 1 1 132px; }
  .nb-memory-dashboard .nb-memory-range { gap: 0; margin-left: auto; padding: 2px; }
  .notebook-dialog .nb-memory-dashboard .nb-memory-range button { min-width: 44px; padding: 8px; }
  .nb-memory-dashboard-grid { grid-template-columns: 1fr; gap: 14px; margin-top: 14px; }
  .nb-memory-section-card, .nb-memory-health-card { padding: 18px 16px; border-radius: 14px; }
  .notebook-dialog .nb-memory-bars { gap: 8px; margin-top: 18px; }
  .nb-memory-bars > li { grid-template-rows: minmax(18px, auto) 74px auto; }
  .nb-memory-bar-track { height: 74px; }
  .nb-memory-health-card { margin-top: 14px; }
}
@media (max-width: 380px) {
  .nb-memory-today { padding: 14px; gap: 10px; }
  .nb-memory-today-copy h3 { gap: 6px; }
  .nb-memory-today-copy h3 strong { font-size: 32px; }
  .notebook-dialog .nb-memory-today > .notebook-primary { min-width: 74px; }
  .nb-memory-daily-metrics > div, .nb-memory-overall-stats > div { padding: 0 8px; }
  .nb-memory-daily-metrics dd { font-size: 22px; }
  .nb-memory-overall-stats dd { font-size: 20px; }
  .nb-memory-daily-metrics small, .nb-memory-overall-stats small { font-size: 12px; }
  .nb-memory-dashboard .nb-memory-chart-heading > div:first-child { flex-basis: 100%; }
  .nb-memory-dashboard .nb-memory-range { align-self: flex-end; }
}