/* The home board: stat tiles and the panel grid below the command bar.
   Ported from docs/design-mockups/dashboard/template.html, hex replaced by
   tokens. Namespaced under .board where a class name would otherwise collide
   with an existing dashboard class (main.css owns .memory-card and .tag). */

/* ── Tiles ─────────────────────────────────────────────────────────────── */
.tiles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.tiles[hidden] {
  display: none;
}

.tile {
  background: var(--surface-muted);
  border-radius: var(--r-card);
  padding: 18px 22px 16px;
}

.tile-n {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 36px;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.tile-l {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--text-secondary);
}

.tile-d {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-primary);
}

.tile-d::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-ink);
}

.tile-d.quiet {
  color: var(--text-secondary);
}

.tile-d.quiet::before {
  background: var(--border-soft);
}

/* ── Board grid and panels ────────────────────────────────────────────── */
.board {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.board:empty {
  margin-top: 0;
}

.panel {
  grid-column: span 12;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-panel);
  padding: 20px 22px 22px;
  min-width: 0;
}

.span8 {
  grid-column: span 8;
}
.span7 {
  grid-column: span 7;
}
.span6 {
  grid-column: span 6;
}
.span5 {
  grid-column: span 5;
}
.span4 {
  grid-column: span 4;
}
.span3 {
  grid-column: span 3;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.panel h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0;
}

.panel-sub {
  margin: 3px 0 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.panel-act,
.more {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 32px;
  border: 0;
  background: none;
  padding: 0 4px 1px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: border-color var(--dur-feedback) var(--ease-standard);
}

.panel-act:hover,
.more:hover {
  border-color: var(--text-primary);
}

.panel-act i {
  font-size: 15px;
  transition: transform var(--dur-feedback) var(--ease-standard);
}

.panel-act:hover i {
  transform: translateX(2px);
}

/* Range control (.seg). A 2px inner inset keeps the labels off the border. */
.seg {
  display: inline-flex;
  padding: 2px;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: var(--r-button);
}

.seg button {
  height: 30px;
  padding: 0 11px;
  border: 0;
  border-radius: 5px;
  background: none;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition:
    background-color var(--dur-state) var(--ease-standard),
    color var(--dur-state) var(--ease-standard);
}

.seg button[aria-checked='true'] {
  background: var(--text-primary);
  color: var(--on-accent);
}

.seg button:hover:not([aria-checked='true']) {
  background: var(--surface-muted);
  color: var(--text-primary);
}

.seg button:disabled {
  opacity: 0.45;
  cursor: default;
}

/* Board buttons (template.html's .btn/.btn-primary/.btn-secondary/.btn-sm):
   primary fills --action, secondary is transparent with a hairline border.
   --on-accent, not a hardcoded white, so the primary label stays readable
   once --action turns pale in dark theme. */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-radius: var(--r-button);
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color var(--dur-feedback) var(--ease-standard),
    border-color var(--dur-feedback) var(--ease-standard),
    color var(--dur-feedback) var(--ease-standard);
}

.btn-primary {
  background: var(--action);
  color: var(--on-accent);
}
.btn-primary:hover {
  background: var(--action-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--line);
}
.btn-secondary:hover {
  background: var(--surface-muted);
}

.btn:disabled {
  opacity: 0.55;
  cursor: wait;
}

.btn-sm {
  min-height: 32px;
  padding: 0 10px;
  font-size: 13px;
}

@media (max-width: 1240px) {
  .span8 {
    grid-column: span 12;
  }
  /* The decisions thread needs full width before it needs to stack, unlike
     the other span4 panels; matches the mockup's `.span4.decide` override. */
  .span4.decide {
    grid-column: span 12;
  }
  .span7,
  .span5 {
    grid-column: span 6;
  }
  .span4,
  .span3 {
    grid-column: span 6;
  }
  .tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .span7,
  .span6,
  .span5,
  .span4,
  .span3 {
    grid-column: span 12;
  }
  .panel-head {
    flex-wrap: wrap;
  }
}

@media (max-width: 700px) {
  .tiles {
    gap: 12px;
    margin-top: 20px;
  }
  .tile {
    padding: 14px 16px 12px;
  }
  .tile-n {
    font-size: 28px;
  }
  .board {
    gap: 14px;
    margin-top: 14px;
  }
  .panel {
    padding: 16px 16px 18px;
  }
  .bar {
    grid-template-columns: 96px minmax(0, 1fr) 40px;
  }
}

/* ── Decisions thread ─────────────────────────────────────────────────── */
.ledger {
  position: relative;
  padding-left: 26px;
  margin-top: 16px;
  /* A guard, not the fix: refitThread (board.js) keeps the thread sized to
     its stops, but this stops a stale height from ever visibly running past
     the ledger's own box if a refit is ever missed. */
  overflow: hidden;
}

.thread {
  position: absolute;
  left: 3px;
  top: 9px;
  width: 2px;
  height: 60%;
  border-radius: 1px;
  background: var(--brand-orange);
  transform-origin: top;
  transform: scaleY(0);
}

.thread.drawn {
  transform: scaleY(1);
  transition: transform var(--dur-focal) var(--ease);
}

.stop {
  position: relative;
  padding: 0 0 18px;
}

.stop::before {
  content: '';
  position: absolute;
  left: -26px;
  top: 6px;
  width: 7px;
  height: 7px;
  margin-left: 0.5px;
  border-radius: 50%;
  background: var(--brand-orange);
  box-shadow: 0 0 0 2px var(--bg-card);
}

.stop + .stop {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.stop + .stop::before {
  top: 22px;
}

.stop-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
}

.stop-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.stop--settled .brief-body,
.stop--settled .brief-actions {
  display: none;
}

.stop--settled .brief-label {
  color: var(--text-secondary);
}

@media (prefers-reduced-motion: reduce) {
  .thread {
    transform: scaleY(1) !important;
    transition: none !important;
  }
}

/* ── Bars (topics, and the temporary sources-from-brief panel) ──────────── */
.bars {
  margin-top: 10px;
}

.bar {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr) 44px;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 6px 0;
  border: 0;
  background: none;
  font-size: 13.5px;
  font-family: var(--font-sans);
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
}

.bar > span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar-track {
  height: 8px;
  min-width: 3px;
  border-radius: 0 4px 4px 0;
  background: var(--data);
  width: var(--w);
}

.bar-n {
  text-align: right;
  color: var(--text-secondary);
}

/* ── Recalled rows ────────────────────────────────────────────────────── */
.board .rows .row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 3px 14px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.board .rows .row[role='button'] {
  cursor: pointer;
}

.board .rows .row[role='button']:hover,
.board .rows .row[role='button']:focus-visible {
  background: var(--bg-soft);
}

.reread-text[role='button'] {
  cursor: pointer;
}

.reread-text[role='button']:hover,
.reread-text[role='button']:focus-visible {
  color: var(--brand-orange);
}

.board .rows .row:first-child {
  border-top: 0;
}

.board .row-t {
  grid-column: 1;
  grid-row: 1;
  font-size: 14px;
  line-height: 1.4;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.board .row-m {
  grid-column: 1;
  grid-row: 2;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-secondary);
}

.board .row-n {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  text-align: right;
  white-space: nowrap;
}

/* ── Open rows (sources-from-brief) ──────────────────────────────────────── */
.board .rows {
  margin-top: 8px;
}

.board .src {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  gap: 0 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  color: var(--text-secondary);
}

.board .src:first-child {
  border-top: 0;
}

.board .src-name {
  font-size: 14px;
  color: var(--text-primary);
}

.board .src-meta {
  display: block;
  margin-top: 2px;
  font-size: 12.5px;
  color: var(--text-secondary);
}

/* ── Memory mark (the resurfaced memory, unboxed) ─────────────────────── */
.memory-mark {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 14px;
}

.memory-mark-head {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
}

.memory-mark-icon {
  flex: none;
  width: 36px;
  height: auto;
}

.memory-mark-label {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--text-primary);
}

.memory-mark-meta {
  font-size: 13px;
  color: var(--text-secondary);
}

.reread-text {
  margin-top: 8px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
}

.memory-card-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
}

.board .tag {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: var(--r-chip);
  background: var(--surface-muted);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
}

.memory-card-foot .digest-btn {
  margin-left: auto;
}

/* ── Area chart ───────────────────────────────────────────────────────── */
.panel.growth {
  display: flex;
  flex-direction: column;
}

.chart {
  position: relative;
  margin-top: 14px;
  flex: 1;
  min-height: 264px;
}

.chart svg {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.grid line {
  stroke: var(--line);
  stroke-width: 1;
}

.axis text {
  font-size: 11.5px;
  fill: var(--text-secondary);
}

.area {
  fill-opacity: 0.22;
}

.line {
  fill: none;
  stroke-width: 1.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.area.is-muted,
.line.is-muted {
  opacity: 0.12;
}

.area,
.line {
  transition: opacity var(--dur-feedback) var(--ease-standard);
}

.cross {
  stroke: var(--text-primary);
  stroke-width: 1;
  opacity: 0;
  transition: opacity var(--dur-feedback) var(--ease-standard);
}

.cross-dot {
  stroke: var(--bg-card);
  stroke-width: 2;
  opacity: 0;
  transition: opacity var(--dur-feedback) var(--ease-standard);
}

.chart.hover .cross,
.chart.hover .cross-dot {
  opacity: 1;
}

/* Visually hidden, still readable by assistive tech (the data table caption). */
.vh {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Fixed tooltip shared by every chart on the page. */
.tip {
  position: fixed;
  z-index: 20;
  pointer-events: none;
  padding: 8px 10px;
  border-radius: var(--r-input);
  background: var(--charcoal);
  color: var(--text-on-elevated);
  font-size: 12px;
  line-height: 1.45;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, 4px);
  transition:
    opacity var(--dur-feedback) var(--ease-standard),
    transform var(--dur-feedback) var(--ease-standard);
}

.tip.on {
  opacity: 1;
  transform: translate(-50%, 0);
}

.tip b {
  font-weight: 500;
}

.tip .row {
  display: flex;
  align-items: center;
  gap: 7px;
  justify-content: space-between;
}

.tip .row i {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  display: inline-block;
  margin-right: 6px;
}

.tip .row em {
  font-style: normal;
  color: rgba(255, 255, 255, 0.72);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

/* Shown instead of the range control and table toggle against an older
   Worker, which has neither to switch between. */
.chart-note {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-primary);
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  cursor: pointer;
}

.legend-item.is-muted {
  opacity: 0.55;
}

.legend-item i {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex: none;
}

.legend-item .num {
  color: var(--text-secondary);
}

.table-scroll {
  max-height: 320px;
  overflow: auto;
  margin-top: 14px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th,
.data-table td {
  text-align: right;
  padding: 7px 8px;
  border-top: 1px solid var(--line);
  white-space: nowrap;
}

.data-table th:first-child,
.data-table td:first-child {
  text-align: left;
}

.data-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 500;
  border-top: 0;
}

.data-table[hidden] {
  display: none;
}

@media (max-width: 700px) {
  .chart {
    flex: none;
    height: 240px;
    min-height: 0;
  }
}

/* ── Graph preview ────────────────────────────────────────────────────── */
.graph {
  margin-top: 14px;
  aspect-ratio: 560 / 340;
}

.graph-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.graph-node {
  fill: var(--text-secondary);
  stroke: var(--bg-card);
  stroke-width: 2;
  transition: fill var(--dur-state) var(--ease-standard), opacity var(--dur-state) var(--ease-standard);
}

/* The one place this panel takes on brand orange: a user's own click, never
   the default render (see the renderGraphPanel comment in board.js). */
.graph-node.is-active {
  fill: var(--brand-orange);
}

.graph-node.is-dimmed {
  opacity: 0.3;
}

.graph-ring {
  fill: var(--text-primary);
  fill-opacity: 0.045;
  stroke: var(--text-primary);
  stroke-opacity: 0.28;
  transition:
    stroke var(--dur-state) var(--ease-standard),
    fill var(--dur-state) var(--ease-standard),
    opacity var(--dur-state) var(--ease-standard);
}

.graph-ring.is-active {
  stroke: var(--brand-orange);
  stroke-opacity: 1;
  fill: color-mix(in srgb, var(--brand-orange) 6%, transparent);
}

.graph-ring.is-dimmed {
  opacity: 0.4;
}

.graph-edge {
  stroke: var(--line);
  stroke-width: 1;
  transition: opacity var(--dur-state) var(--ease-standard);
}

.graph-edge.is-dimmed {
  opacity: 0.15;
}

.graph-label {
  font-family: var(--font-sans);
  font-size: 11.5px;
  fill: var(--text-secondary);
  cursor: pointer;
  transition: fill var(--dur-state) var(--ease-standard);
}

.graph-label:hover,
.graph-label:focus-visible {
  text-decoration: underline;
}

.graph-label.is-active {
  fill: var(--text-primary);
  font-weight: 600;
}

.graph-n {
  fill: var(--text-primary);
  font-weight: 500;
}

.graph-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--text-secondary);
}

/* Row of chips standing in for the in-SVG .graph-label controls, shown only
   where those hide (below 700px, where there is no room to set them without
   overlap). Same words, same click-to-highlight behavior. */
.graph-cluster-legend {
  display: none;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-top: 8px;
  font-size: 12.5px;
}

.graph-chip {
  font: inherit;
  color: var(--text-secondary);
  background: none;
  border: none;
  padding: 4px 0;
  min-height: 24px;
  cursor: pointer;
  transition: color var(--dur-state) var(--ease-standard);
}

.graph-chip:hover,
.graph-chip:focus-visible {
  text-decoration: underline;
}

.graph-chip.is-active {
  color: var(--brand-orange);
  font-weight: 600;
}

@media (max-width: 700px) {
  .graph-label {
    display: none;
  }
  .graph-cluster-legend {
    display: flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  .graph-node,
  .graph-ring,
  .graph-edge,
  .graph-label,
  .graph-chip {
    transition: none !important;
  }
}

/* ── Last night ───────────────────────────────────────────────────────── */
.night {
  margin-top: 8px;
}

.night-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding: 9px 0;
  border-top: 1px solid var(--line);
}

.night-row:first-child {
  border-top: 0;
}

.night-n {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-align: right;
}

.night-t {
  font-size: 14px;
  color: var(--text-primary);
}

/* ── Kinds of links: the two-column tail beneath the top-3 bars ────────── */
.link-chips {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 16px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.link-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.link-chip .num {
  color: var(--text-primary);
}

/* ── Upkeep and connected sources ─────────────────────────────────────── */
.task {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.task:first-child {
  border-top: 0;
}

.task-t {
  font-size: 14px;
  line-height: 1.35;
  color: var(--text-primary);
}

.task-t span {
  display: block;
  margin-top: 2px;
  font-size: 12.5px;
  color: var(--text-secondary);
}

.board .src .ti {
  color: var(--text-secondary);
}

.src-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 6px;
  flex: none;
}

.board .src-meta a {
  color: var(--text-primary);
  font-weight: 500;
}

/* ── Prompt capsule ───────────────────────────────────────────────────── */
.slots {
  margin-top: 8px;
}

.slot {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: start;
  gap: 8px 10px;
  padding: 9px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--text-primary);
  width: 100%;
  text-align: left;
  background: none;
  border-right: 0;
  border-left: 0;
  border-bottom: 0;
  cursor: pointer;
}

.slot:hover .slot-body,
.slot:focus-visible .slot-body {
  color: var(--brand-orange);
}

.slot-add {
  grid-column: 2;
  color: var(--brand-orange);
  font-size: 12.5px;
}

.slot:first-child {
  border-top: 0;
}

.slot .ti {
  width: 16px;
  margin-top: 1px;
  color: var(--text-primary);
}

.slot.empty .ti {
  color: var(--data);
}

.slot-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.slot small {
  font-size: 12.5px;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.35;
}

@media (max-width: 370px) {
  .tiles {
    grid-template-columns: 1fr;
  }
}