/* Chess-Specific Styles */

.chess-board-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.chess-board__files {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
  width: 760px;
}

.chess-board__files.top {
  margin-bottom: -4px;
}

.chess-board__files.bottom {
  margin-top: -4px;
  grid-template-columns: minmax(0, 1fr) repeat(8, minmax(0, 1fr)) minmax(0, 1fr);
}

.chess-board-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chess-board__ranks {
  display: grid;
  grid-template-rows: repeat(8, minmax(0, 1fr));
  gap: 8px;
}

.chess-board {
  width: 760px;
  height: 760px;
  border-radius: 4px;
}

/* fluid sizes by width AND height (2026-07-15 100dvh stage): the square is
 * the largest that fits both the column width and the viewport minus the
 * stage chrome. Mobile budget is bigger (strip + transport + notation min). */
.chess-board--fluid {
  /* height-fenced, no hard px cap (0.11.2): the board fills its column up to
   * what fits the viewport height; reserve = consumer chrome above+below,
   * same knob the stage cap reads (--chess-stage-reserve, chess 0.5.1) */
  width: min(100%, calc(100dvh - var(--chess-stage-reserve, 200px)));
  height: auto;
  aspect-ratio: 1;
  min-width: 280px;
  /* the board is a CONTAINER so its coordinate chrome can size off the
   * square (ChessBoardFluidCoordinates, kol-chess 2026-08-26) */
  container-type: inline-size;
}

/* Fluid coordinates — the helper voice, sized by the square: a square is
 * 12.5cqw, so the label runs clamp(7px, 2.2cqw, 12px) and its inset
 * max(2px, 0.8cqw). At 390 (45px squares) that is 7px / 2px instead of the
 * desktop 12px / 8px that sat on the rook. */
.chess-board--fluid .chess-coord--fluid {
  padding: max(2px, 0.8cqw);
  font-family: var(--kol-font-family-mono);
  font-size: clamp(7px, 2.2cqw, 12px);
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.06em;
}

@media (max-width: 1023px) {
  .chess-board--fluid {
    width: min(100%, calc(100dvh - 380px));
  }
}


.chess-board__grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  width: 100%;
  height: 100%;
}

.chess-square {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.chess-square--light {
  background-color: #ffffff;
  color: #0f0f0f;
}

.chess-square--dark {
  background-color: #0a682a;
  color: #f5fff4;
}

.chess-square--highlighted {
  position: relative;
}

.chess-square--highlighted::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(251, 191, 36, 0.4);
  pointer-events: none;
  z-index: 1;
}

/* board input (brief 3.0) — selection wash + legal-target marks; amber
 * rides the same highlight language as --highlighted so it reads on all
 * six board themes */
.chess-square--interactive {
  cursor: pointer;
}

.chess-square--selected::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(251, 191, 36, 0.55);
  pointer-events: none;
  z-index: 1;
}

.chess-square--target::before {
  content: '';
  position: absolute;
  left: 36%;
  top: 36%;
  width: 28%;
  height: 28%;
  border-radius: 999px;
  background-color: rgba(251, 191, 36, 0.7);
  pointer-events: none;
  z-index: 2;
}

.chess-square--target-capture::before {
  content: '';
  position: absolute;
  inset: 6%;
  border: 3px solid rgba(251, 191, 36, 0.7);
  border-radius: 999px;
  pointer-events: none;
  z-index: 11; /* over the piece (its wrapper is z-10) */
}

/* armed palette cell (edit mode) — same amber, unmissable */
.chess-palette--armed {
  background-color: rgba(251, 191, 36, 0.35);
  box-shadow: inset 0 0 0 2px rgba(251, 191, 36, 0.9);
}

/* sideline moves in notation carry the board's amber; color-mix keeps
 * contrast on both themes (leans ink on light, cream on dark) */
.kol-btn.chess-notation-sideline {
  color: color-mix(in srgb, #f59e0b 72%, var(--kol-surface-on-primary));
}

.chess-board__coordinate-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--kol-surface-on-primary) 12%, transparent);
  color: var(--kol-surface-primary);
  min-width: 24px;
  min-height: 24px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.chess-board__corner-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--kol-surface-on-primary) 12%, transparent);
  color: var(--kol-surface-primary);
  min-width: 24px;
  min-height: 24px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.board-playback {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, auto));
  grid-template-rows: auto auto;
  gap: 20px 40px;
  justify-content: center;
  color: var(--kol-surface-on-secondary);
  --board-sidebar-width: minmax(320px, 420px);
}

.board-playback--sidebar-360 {
  --board-sidebar-width: 360px;
}

.board-playback__toolbar {
  display: flex;
  gap: 12px;
}

.board-playback__toolbar--left {
  grid-column: 1 / 2;
  justify-self: start;
}

.board-playback__toolbar--right {
  grid-column: 2 / 3;
  justify-self: end;
}

.board-toolbar__button {
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 12%, transparent);
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 6%, transparent);
  color: var(--kol-surface-on-secondary);
  border-radius: var(--kol-radius-sm);
  padding: 10px 14px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: border-color 120ms ease, background 120ms ease;
}

.board-toolbar__button--compact {
  padding: 8px 12px;
  font-size: 0.68rem;
}

.board-toolbar__button:hover {
  border-color: color-mix(in srgb, var(--kol-accent-primary) 35%, transparent);
  background: color-mix(in srgb, var(--kol-accent-primary) 14%, transparent);
}

.board-toolbar__button:active {
  transform: translateY(1px);
}

.board-toolbar__button--active {
  border-color: color-mix(in srgb, var(--kol-accent-primary) 50%, transparent);
  background: color-mix(in srgb, var(--kol-accent-primary) 18%, transparent);
  color: var(--kol-accent-primary);
}

.board-playback__content {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr var(--board-sidebar-width);
  gap: 32px;
}

.board-playback__board {
  position: relative;
}

.board-playback__coordinates {
  position: absolute;
  display: flex;
  gap: 6px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
}

.board-playback__coordinates--files {
  inset-inline: 0;
  bottom: -24px;
  justify-content: space-between;
}

.board-playback__coordinates--ranks {
  inset-block: 0;
  right: -24px;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.board-playback__sidebar {
  background: var(--kol-surface-secondary);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  border-radius: 4px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: 100%;
  flex: 1 1 auto;
}

.board-playback__sidebar--plain {
  background: var(--kol-surface-secondary);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  border-radius: 4px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: 100%;
  flex: 1 1 auto;
}

.board-playback__sidebar--minimal {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow: visible;
  height: 100%;
  flex: 1 1 auto;
}

.board-playback__sidebar-header {
  display: flex;
  flex-direction: column;
  gap: 16px;
}


.board-playback__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--kol-accent-primary) 24%, transparent);
  color: var(--kol-accent-primary);
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* sans-narrow BY NAME, not --kol-font-family-heading
 * (ChessHeadingFontVarUndefined, kol-chess 2026-09-01): `heading` is a
 * framework-tier brand seam (kol-brand-color.css) the theme never ships, so
 * an app-shell consumer resolved it to nothing and every hero metric, title
 * and chart heading fell to the inherited body font. sans-narrow is what the
 * brand seam bound it to — same face where it worked, fixed where it did not.
 * This applies to all 10 heading rules in this pack. */
.board-playback__title {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 1.2rem;
  letter-spacing: 0.06em;
  margin: 6px 0 4px;
}

.board-playback__meta {
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
}

.board-playback__select {
  appearance: none;
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 12%, transparent);
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 6%, transparent);
  border-radius: 999px;
  padding: 10px 16px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--kol-surface-on-secondary);
  text-transform: uppercase;
}

.board-playback__controls {
  display: flex;
  gap: 8px;
  justify-content: space-between;
}

.board-playback__controls button {
  flex: 1;
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 10%, transparent);
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 4%, transparent);
  border-radius: var(--kol-radius-sm);
  padding: 10px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kol-surface-on-secondary);
  transition: background 120ms ease, border-color 120ms ease;
}

.board-playback__controls button:hover {
  background: color-mix(in srgb, var(--kol-accent-primary) 18%, transparent);
  border-color: color-mix(in srgb, var(--kol-accent-primary) 35%, transparent);
}

.board-playback__panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.board-playback__label {
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
}

.board-playback__value {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 1.1rem;
  letter-spacing: 0.04em;
}

.board-playback__moves {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.board-playback__moves ol {
  list-style: decimal;
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 4px;
}

.board-playback__palette {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
}

.board-playback__palette-row {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  justify-items: center;
}

.board-playback__section {
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  border-radius: var(--kol-radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.board-playback__section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--kol-font-family-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.board-playback__section-body--two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.board-playback__notation {
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.board-playback__notes {
  min-height: 110px;
  border-radius: var(--kol-radius-sm);
  padding: 16px;
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 4%, transparent);
  font-family: var(--kol-font-family-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.board-playback__footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
}

.board-playback__avatar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.board-playback__avatar-img {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 12%, transparent);
}

.board-playback__avatar-name {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
}

.board-playback__avatar-meta {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
}

.analysis-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
}

.analysis-control {
  flex: 0 1 auto;
  min-width: 200px;
}

.analysis-control-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.analysis-control--search {
  flex: 0 0 320px;
  max-width: 320px;
}

.analysis-table-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.analysis-table-empty {
  padding: 32px;
  text-align: center;
  border-radius: var(--kol-radius-sm);
  border: 1px solid var(--kol-border-default);
  background: color-mix(in srgb, var(--kol-surface-secondary) 92%, transparent);
  color: var(--kol-surface-on-secondary);
}

.analysis-table__cell {
  white-space: normal;
}

.analysis-table__stack {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.analysis-table__result {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.analysis-table__result--win {
  color: var(--kol-accent-primary);
}

.analysis-table__result--draw,
.analysis-table__result--stalemate {
  color: color-mix(in srgb, var(--kol-surface-on-primary) 70%, transparent);
}

.analysis-table__result--loss,
.analysis-table__result--resigned,
.analysis-table__result--timeout,
.analysis-table__result--checkmated,
.analysis-table__result--abandoned {
  color: var(--kol-status-danger);
}

/* no text-transform (casing law) — the JSX authors 'CHESS.COM' in-case;
 * color rides the theme link tokens instead of accent (= ink) */
.analysis-table__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--kol-link);
}

.analysis-table__link:hover {
  color: var(--kol-link-hover);
  text-decoration: underline;
}

.analysis-table__actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.analysis-table__link-button {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
}

.analysis-table__actions-cell {
  text-align: right;
  white-space: nowrap;
}

.analysis-table__actions-header {
  text-align: right;
}

.analysis-table__toggle {
  margin-top: 16px;
  align-self: flex-end;
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kol-accent-primary);
  background: none;
  border: none;
  cursor: pointer;
}

.analysis-table__toggle:hover {
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .analysis-controls {
    gap: 12px;
  }

  .analysis-control-group {
    flex: 1 1 100%;
  }

  .analysis-control--search {
    flex: 1 1 100%;
    max-width: none;
  }

  .analysis-table-wrapper {
    gap: 12px;
  }
}

/* Chess Hero Dashboard */
.chess-hero {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.chess-hero__metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  width: 100%;
}

.chess-hero-metric {
  background: var(--kol-surface-secondary);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 140px;
}

.chess-hero-metric__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.chess-hero-metric__icon {
  font-size: 1.25rem;
  opacity: 0.7;
}

.chess-hero-metric__menu {
  background: none;
  border: none;
  color: var(--kol-surface-on-secondary);
  opacity: 0.4;
  cursor: pointer;
  font-size: 1.25rem;
  padding: 0;
  transition: opacity 0.2s;
}

.chess-hero-metric__menu:hover {
  opacity: 0.7;
}

.chess-hero-metric__label {
  font-family: var(--kol-font-family-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.chess-hero-metric__value {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: auto;
}

.chess-hero-metric__delta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--kol-radius-sm);
  align-self: flex-start;
}

.chess-hero-metric__delta--up {
  background: color-mix(in srgb, #0a682a 20%, transparent);
  color: #5dd27f;
}

.chess-hero-metric__delta--down {
  background: color-mix(in srgb, #d25d5d 20%, transparent);
  color: #f59090;
}

.chess-hero-metric__delta--neutral {
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 12%, transparent);
  opacity: 0.7;
}

.chess-hero__card {
  background: var(--kol-surface-secondary);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  border-radius: 12px;
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  width: 100%;
  height: 600px;
}

.chess-hero__main {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}

.chess-hero__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.chess-hero__title {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 8px 0;
  opacity: 0.8;
}

.chess-hero__subtitle {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.chess-hero__value {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.chess-hero__delta {
  font-family: var(--kol-font-family-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--kol-radius-sm);
  background: color-mix(in srgb, #0a682a 20%, transparent);
  color: #5dd27f;
}

.chess-hero__legend {
  display: flex;
  gap: 20px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.chess-hero__legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chess-hero__legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.chess-hero__legend-dot--primary {
  background: rgba(255, 140, 60, 0.9);
}

.chess-hero__legend-dot--secondary {
  background: rgba(245, 210, 69, 0.7);
}

.chess-hero__chart {
  position: relative;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.chess-hero__chart-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, currentColor 1px, transparent 1px),
    linear-gradient(to top, currentColor 1px, transparent 1px);
  background-size: calc(100% / 12) 100%, 100% calc(100% / 5);
  opacity: 0.08;
  pointer-events: none;
}

.chess-hero__chart-svg {
  flex: 1;
  width: 100%;
}

.chess-hero__chart-axis {
  display: flex;
  justify-content: space-between;
  padding-top: 12px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.5;
}

.chess-hero__chart-label {
  flex: 1;
  text-align: center;
}

.chess-hero__side {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-left: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  padding-left: 28px;
  height: 100%;
}

.chess-hero__side-metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.chess-hero__side-icon {
  font-size: 1.125rem;
  opacity: 0.6;
  margin-bottom: 2px;
}

.chess-hero__side-label {
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  opacity: 0.6;
}

.chess-hero__side-value {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.chess-hero__side-delta {
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 4px;
  background: color-mix(in srgb, #0a682a 20%, transparent);
  color: #5dd27f;
  align-self: flex-start;
}

.chess-hero__bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 80px;
  padding: 8px 0;
}

.chess-hero__bar {
  flex: 1;
  display: flex;
  align-items: flex-end;
  height: 100%;
}

.chess-hero__bar-fill {
  width: 100%;
  background: linear-gradient(180deg, rgba(245, 210, 69, 0.9) 0%, rgba(255, 140, 60, 0.8) 100%);
  border-radius: 4px 4px 0 0;
  min-height: 8px;
  transition: opacity 0.2s;
}

.chess-hero__bar-fill:hover {
  opacity: 0.8;
}

.chess-hero__line-chart {
  height: 60px;
  background: color-mix(in srgb, var(--kol-surface-on-secondary) 4%, transparent);
  border-radius: var(--kol-radius-sm);
  padding: 12px;
}

.chess-hero__line-chart svg {
  width: 100%;
  height: 100%;
}

.chess-hero__side-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding-top: 4px;
}

.chess-hero__side-period {
  opacity: 0.5;
}

.chess-hero__side-status {
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0.6;
}

.chess-hero__side-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #5dd27f;
  animation: kol-chess-pulse 2s ease-in-out infinite;
}


.animate-fade-in {
  animation: kol-chess-fade-in 0.6s ease-out forwards;
}

.animate-number-tick {
  animation: kol-chess-number-tick 0.3s ease-out;
}

.chess-hero__side-link {
  background: none;
  border: none;
  color: var(--kol-accent-primary);
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  padding: 0;
  transition: opacity 0.2s;
}

.chess-hero__side-link:hover {
  opacity: 0.7;
  text-decoration: underline;
}

/* Donut Chart */
.chess-donut-chart {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.chess-donut-chart__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chess-donut-chart__title {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: capitalize;
  opacity: 0.8;
}

.chess-donut-chart__legend {
  display: flex;
  gap: 16px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.chess-donut-chart__legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.chess-donut-chart__legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.chess-donut-chart__container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.chess-donut-chart__svg {
  width: 100%;
  max-width: 400px;
  height: auto;
  aspect-ratio: 1;
}

.chess-donut-chart__legend-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: 240px;
  font-family: var(--kol-font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.chess-donut-chart__legend-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 6%, transparent);
}

.chess-donut-chart__legend-row input[type="checkbox"] {
  width: 14px;
  height: 14px;
  cursor: pointer;
}

.chess-donut-chart__legend-label {
  flex: 1;
  opacity: 0.8;
}

.chess-donut-chart__legend-value {
  font-weight: 600;
  opacity: 0.9;
}

/* Stacked Bar Chart */
.chess-stacked-bar-chart {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  border-radius: 12px;
  background: var(--kol-surface-secondary);
  border: 1px solid color-mix(in srgb, var(--kol-surface-on-secondary) 8%, transparent);
  min-height: 200px;
}

.chess-stacked-bar-chart__header {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chess-stacked-bar-chart__header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.chess-stacked-bar-chart__icon {
  font-size: 1rem;
  opacity: 0.4;
  letter-spacing: -2px;
}

.chess-stacked-bar-chart__menu {
  background: none;
  border: none;
  color: var(--kol-surface-on-secondary);
  font-size: 1.2rem;
  opacity: 0.4;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: opacity 0.2s;
}

.chess-stacked-bar-chart__menu:hover {
  opacity: 0.7;
}

.chess-stacked-bar-chart__label {
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
}

.chess-stacked-bar-chart__title {
  font-family: var(--kol-font-family-sans-narrow);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.chess-stacked-bar-chart__subtitle {
  font-family: var(--kol-font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  opacity: 0.5;
}

.chess-stacked-bar-chart__bars {
  flex: 1;
  min-height: 100px;
}

.chess-stacked-bar-chart__bars svg {
  width: 100%;
  height: 100%;
}

/* Time Class Colors for Chess Data */
.chart-color-blitz {
  --chart-color-value: var(--kol-palette-blue);
}

.chart-color-bullet {
  --chart-color-value: var(--kol-palette-yellow);
}

.chart-color-daily {
  --chart-color-value: var(--kol-palette-green);
}

.chart-color-rapid {
  --chart-color-value: var(--kol-palette-orange);
}

/* Time class dot helpers */
.time-class-dot-blitz {
  background-color: var(--kol-accent-primary);
}

.time-class-dot-bullet {
  background-color: var(--kol-status-danger);
}

.time-class-dot-rapid {
  background-color: var(--kol-accent-primary-strong);
}

.time-class-dot-daily {
  background-color: var(--kol-status-danger-muted);
}

.time-class-dot-classical {
  background-color: var(--kol-surface-on-primary);
}

.time-class-dot-default {
  background-color: color-mix(in srgb, var(--kol-surface-on-primary) 60%, transparent);
}