.chart-actions {
  align-items: center;
  display: flex;
  gap: 10px;
  min-width: 0;
}

.fullscreen-chart-button {
  align-items: center;
  background:
    linear-gradient(180deg, rgba(114, 198, 255, 0.18), rgba(54, 229, 141, 0.08)),
    rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(114, 198, 255, 0.35);
  border-radius: 7px;
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  font-weight: 760;
  gap: 8px;
  min-height: 38px;
  padding: 8px 12px;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.fullscreen-chart-button:hover {
  border-color: rgba(54, 229, 141, 0.62);
  box-shadow: 0 0 24px rgba(54, 229, 141, 0.14);
  transform: translateY(-1px);
}

.expand-icon {
  border: 2px solid currentColor;
  display: inline-block;
  height: 14px;
  position: relative;
  width: 14px;
}

.expand-icon::before,
.expand-icon::after {
  background: var(--panel-strong);
  content: "";
  position: absolute;
}

.expand-icon::before {
  height: 6px;
  left: 3px;
  top: -3px;
  width: 4px;
}

.expand-icon::after {
  height: 4px;
  right: -3px;
  top: 3px;
  width: 6px;
}

#mainChart {
  cursor: zoom-in;
}

body.chart-fullscreen-open {
  overflow: hidden;
}

.chart-fullscreen-overlay {
  animation: fullscreen-fade-in 180ms ease both;
  background:
    radial-gradient(circle at 12% 12%, rgba(54, 229, 141, 0.08), transparent 28rem),
    linear-gradient(180deg, rgba(3, 6, 7, 0.98), rgba(5, 10, 11, 0.99));
  inset: 0;
  padding: 10px;
  position: fixed;
  z-index: 100;
}

.fs-workspace {
  animation: workspace-enter 220ms ease both;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012)),
    #05090a;
  border: 1px solid rgba(183, 196, 189, 0.16);
  border-radius: 8px;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.56);
  display: grid;
  grid-template-areas:
    "top top top"
    "tools chart side";
  grid-template-columns: 54px minmax(0, 1fr) minmax(300px, 340px);
  grid-template-rows: auto minmax(0, 1fr);
  height: calc(100vh - 20px);
  overflow: hidden;
  position: relative;
  width: 100%;
}

.fs-topbar {
  align-items: center;
  background: rgba(7, 13, 14, 0.94);
  border-bottom: 1px solid rgba(183, 196, 189, 0.14);
  display: grid;
  gap: 10px;
  grid-area: top;
  grid-template-columns: minmax(190px, 0.8fr) auto minmax(280px, auto) minmax(360px, 1.5fr) auto;
  min-height: 66px;
  padding: 9px 12px;
  position: relative;
  z-index: 4;
}

.fs-symbol-block {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.fs-symbol-block strong {
  color: #f2faf6;
  font-size: 18px;
  letter-spacing: 0;
}

.fs-symbol-block span {
  color: var(--muted);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fs-price-strip {
  align-items: end;
  display: grid;
  gap: 3px;
  justify-items: end;
}

.fs-price-strip span:first-child {
  color: var(--text);
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 18px;
  font-weight: 780;
}

.fs-price-strip span:last-child {
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 12px;
}

.fs-range-tabs,
.fs-chart-controls,
.fs-persist-controls {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.fs-range-tabs {
  background: rgba(255, 255, 255, 0.026);
  border: 1px solid rgba(255, 255, 255, 0.055);
  border-radius: 8px;
  padding: 4px;
}

.fs-topbar button,
.watchlist-filters button,
.watchlist-heading button,
.watchlist-mobile-button,
.watchlist-collapse,
.watchlist-slim-button {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(183, 196, 189, 0.14);
  border-radius: 7px;
  color: var(--muted);
  cursor: pointer;
  min-height: 32px;
  padding: 6px 9px;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.fs-topbar button:hover,
.watchlist-filters button:hover,
.watchlist-heading button:hover,
.watchlist-mobile-button:hover,
.watchlist-collapse:hover,
.watchlist-slim-button:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(114, 198, 255, 0.36);
  color: var(--text);
}

.fs-topbar button.active,
.watchlist-filters button.active {
  background: rgba(54, 229, 141, 0.13);
  border-color: rgba(54, 229, 141, 0.42);
  color: var(--green);
}

.fs-close-button {
  border-color: rgba(255, 93, 108, 0.38) !important;
  color: #ffd8dd !important;
}

.fs-chart-panel {
  grid-area: chart;
  min-height: 0;
  min-width: 0;
  padding: 10px;
}

.fs-chart-stage {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0.008)),
    #030708;
  border: 1px solid rgba(183, 196, 189, 0.12);
  border-radius: 8px;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  position: relative;
}

.fs-chart-grid {
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 80px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 64px);
  inset: 0;
  opacity: 0.6;
  pointer-events: none;
  position: absolute;
}

.fs-chart,
.fs-drawing-layer {
  inset: 0;
  position: absolute;
}

.fs-chart {
  z-index: 1;
}

.fs-drawing-layer {
  cursor: crosshair;
  height: 100%;
  overflow: visible;
  touch-action: none;
  width: 100%;
  z-index: 2;
}

.fs-loading,
.fs-empty {
  align-items: center;
  backdrop-filter: blur(6px);
  background: rgba(3, 7, 8, 0.74);
  color: var(--muted);
  display: flex;
  gap: 12px;
  inset: 0;
  justify-content: center;
  padding: 20px;
  position: absolute;
  text-align: center;
  z-index: 6;
}

.fs-empty {
  border: 1px dashed rgba(183, 196, 189, 0.18);
}

.fs-ohlc-tooltip {
  animation: tooltip-in 120ms ease both;
  background: rgba(4, 9, 10, 0.94);
  border: 1px solid rgba(183, 196, 189, 0.22);
  border-radius: 7px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.32);
  color: #dfe9e4;
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 12px;
  line-height: 1.55;
  max-width: 250px;
  padding: 9px 10px;
  pointer-events: none;
  position: absolute;
  z-index: 7;
}

.fs-watchlist-sidebar {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.036), rgba(255, 255, 255, 0.012)),
    rgba(8, 14, 15, 0.96);
  border-left: 1px solid rgba(183, 196, 189, 0.14);
  display: grid;
  grid-area: side;
  grid-template-columns: 1fr;
  min-height: 0;
  overflow: hidden;
  position: relative;
  transition: width 180ms ease;
}

.watchlist-expanded {
  display: grid;
  gap: 10px;
  grid-template-rows: auto auto auto auto auto minmax(0, 1fr) auto;
  min-height: 0;
  padding: 12px;
}

.watchlist-heading {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.watchlist-heading h2 {
  font-size: 16px;
}

.watchlist-heading button {
  display: none;
}

.watchlist-search,
.watchlist-sort {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(183, 196, 189, 0.14);
  border-radius: 8px;
  color: var(--text);
  min-height: 38px;
  padding: 8px 10px;
}

.watchlist-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.watchlist-status {
  color: var(--muted);
  display: flex;
  font-size: 12px;
  gap: 8px;
  justify-content: space-between;
  min-height: 18px;
}

.watchlist-rows {
  display: grid;
  gap: 7px;
  min-height: 0;
  overflow-y: auto;
  padding-right: 2px;
}

.watchlist-row {
  align-items: center;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(183, 196, 189, 0.12);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  display: grid;
  gap: 8px;
  grid-template-columns: 34px minmax(0, 1fr) auto auto;
  min-height: 62px;
  padding: 9px;
  text-align: left;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.watchlist-logo {
  font-size: 10px;
  height: 34px;
  width: 34px;
}

.watchlist-row:hover {
  background: rgba(255, 255, 255, 0.062);
  border-color: rgba(114, 198, 255, 0.28);
  transform: translateX(-2px);
}

.watchlist-row.active {
  background: rgba(54, 229, 141, 0.11);
  border-color: rgba(54, 229, 141, 0.45);
  box-shadow: 0 0 0 1px rgba(54, 229, 141, 0.08) inset;
}

.watchlist-main,
.watchlist-price {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.watchlist-main small {
  color: var(--muted);
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.watchlist-price {
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 12px;
  justify-items: end;
}

.watchlist-price small {
  white-space: nowrap;
}

.prediction-badge {
  border-radius: 6px;
  font-size: 10px;
  font-weight: 820;
  min-width: 46px;
  padding: 5px 6px;
  text-align: center;
}

.prediction-badge.up {
  background: rgba(54, 229, 141, 0.14);
  color: var(--green);
}

.prediction-badge.down {
  background: rgba(255, 93, 108, 0.14);
  color: var(--red);
}

.prediction-badge.neutral {
  background: rgba(242, 193, 95, 0.13);
  color: var(--amber);
}

.watchlist-skeleton {
  animation: shimmer 1.25s linear infinite;
  background:
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent),
    rgba(255, 255, 255, 0.045);
  background-size: 420px 100%;
  border-radius: 8px;
  height: 62px;
}

.fs-side-details {
  border-top: 1px solid rgba(183, 196, 189, 0.12);
  display: grid;
  gap: 8px;
  padding-top: 10px;
}

.fs-side-details section {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(183, 196, 189, 0.1);
  border-radius: 8px;
  display: grid;
  gap: 4px;
  padding: 9px;
}

.fs-side-details span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 780;
  text-transform: uppercase;
}

.fs-side-details strong {
  color: #dce8e2;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.45;
}

.watchlist-collapse {
  border-radius: 99px;
  height: 28px;
  left: -14px;
  min-height: 0;
  padding: 0;
  position: absolute;
  top: 16px;
  width: 28px;
  z-index: 8;
}

.watchlist-collapse::before {
  border-bottom: 5px solid transparent;
  border-right: 6px solid currentColor;
  border-top: 5px solid transparent;
  content: "";
  display: block;
  margin: 8px 0 0 9px;
}

.watchlist-slim-button {
  display: none;
}

.watchlist-mobile-button {
  bottom: 16px;
  display: none;
  position: absolute;
  right: 16px;
  z-index: 9;
}

.chart-fullscreen-overlay.watchlist-collapsed .fs-workspace {
  grid-template-columns: 54px minmax(0, 1fr) 46px;
}

.chart-fullscreen-overlay.watchlist-collapsed .watchlist-expanded {
  display: none;
}

.chart-fullscreen-overlay.watchlist-collapsed .watchlist-slim-button {
  align-self: start;
  display: block;
  margin: 56px auto 0;
  min-width: 34px;
  padding: 7px 4px;
  writing-mode: vertical-rl;
}

.chart-fullscreen-overlay.watchlist-collapsed .watchlist-collapse::before {
  border-left: 6px solid currentColor;
  border-right: 0;
}

@keyframes fullscreen-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes workspace-enter {
  from {
    opacity: 0;
    transform: scale(0.985);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes toolbar-slide-in {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes tooltip-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1240px) {
  .fs-workspace {
    grid-template-columns: 54px minmax(0, 1fr) 300px;
  }

  .fs-topbar {
    grid-template-columns: minmax(160px, 0.8fr) auto minmax(260px, auto);
  }

  .fs-chart-controls,
  .fs-persist-controls {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .chart-fullscreen-overlay {
    padding: 0;
  }

  .fs-workspace,
  .chart-fullscreen-overlay.watchlist-collapsed .fs-workspace {
    border-radius: 0;
    grid-template-areas:
      "top"
      "chart"
      "tools";
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr) 58px;
    height: 100vh;
  }

  .fs-topbar {
    grid-template-columns: 1fr auto;
    max-height: 190px;
    overflow-y: auto;
  }

  .fs-price-strip,
  .fs-range-tabs,
  .fs-chart-controls,
  .fs-persist-controls {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  .fs-left-toolbar {
    border-right: 0;
    border-top: 1px solid rgba(183, 196, 189, 0.14);
  }

  .fs-chart-panel {
    padding: 8px;
  }

  .fs-watchlist-sidebar {
    bottom: 0;
    box-shadow: 0 -28px 70px rgba(0, 0, 0, 0.5);
    display: none;
    left: 0;
    position: fixed;
    right: 0;
    top: auto;
    z-index: 12;
  }

  .chart-fullscreen-overlay.watchlist-mobile-open .fs-watchlist-sidebar {
    display: grid;
    max-height: 78vh;
  }

  .chart-fullscreen-overlay.watchlist-collapsed .watchlist-expanded,
  .watchlist-expanded {
    display: grid;
  }

  .watchlist-heading button,
  .watchlist-mobile-button {
    display: inline-flex;
  }

  .watchlist-collapse,
  .watchlist-slim-button {
    display: none !important;
  }
}

/* Light-mode fullscreen trading workspace. */
.fullscreen-chart-button {
  background: linear-gradient(180deg, #ffffff, #f5f8fc);
  border-color: var(--line);
  color: var(--text);
}

.expand-icon::before,
.expand-icon::after {
  background: #ffffff;
}

.chart-fullscreen-overlay {
  background: rgba(244, 247, 251, 0.98);
}

.fs-workspace {
  background: #ffffff;
  border-color: var(--line);
  box-shadow: 0 28px 90px rgba(20, 42, 71, 0.2);
}

.fs-topbar {
  background: rgba(255, 255, 255, 0.94);
  border-bottom-color: var(--line);
  grid-template-columns: minmax(190px, 0.8fr) auto minmax(300px, auto) minmax(520px, 1.5fr) minmax(250px, auto);
}

.fs-symbol-block strong,
.fs-price-strip span:first-child,
.fs-side-details strong {
  color: var(--text);
}

.fs-symbol-block span,
.watchlist-status,
.watchlist-main small,
.fs-side-details span {
  color: var(--muted);
}

.fs-range-tabs,
.fs-chart-controls,
.fs-persist-controls {
  align-items: stretch;
}

.fs-toolbar-group {
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 5px;
  padding: 6px;
}

.fs-chart-controls {
  background: transparent;
  border: 0;
  display: flex;
  gap: 8px;
  padding: 0;
}

.fs-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.fs-toolbar-label {
  color: var(--muted);
  font-size: 10px;
  font-weight: 820;
  text-transform: uppercase;
}

.fs-topbar button,
.watchlist-filters button,
.watchlist-heading button,
.watchlist-mobile-button,
.watchlist-collapse,
.watchlist-slim-button {
  background: #ffffff;
  border-color: var(--line);
  color: var(--muted);
}

.fs-topbar button:hover,
.watchlist-filters button:hover,
.watchlist-heading button:hover,
.watchlist-mobile-button:hover,
.watchlist-collapse:hover,
.watchlist-slim-button:hover {
  background: var(--blue-soft);
  border-color: rgba(22, 119, 210, 0.28);
  color: var(--text);
}

.fs-topbar button.active,
.watchlist-filters button.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #ffffff;
}

.fs-close-button {
  background: var(--red-soft) !important;
  border-color: rgba(214, 79, 92, 0.28) !important;
  color: var(--red) !important;
}

.fs-chart-stage {
  background: linear-gradient(180deg, #ffffff, #f7fafc);
  border-color: var(--line);
}

.fs-chart-grid {
  background:
    repeating-linear-gradient(90deg, rgba(20, 42, 71, 0.035) 0 1px, transparent 1px 80px),
    repeating-linear-gradient(0deg, rgba(20, 42, 71, 0.03) 0 1px, transparent 1px 64px);
}

.fs-loading,
.fs-empty {
  background: rgba(255, 255, 255, 0.8);
  color: var(--muted);
}

.fs-ohlc-tooltip {
  background: #ffffff;
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
  color: var(--text);
}

.fs-watchlist-sidebar {
  background: #ffffff;
  border-left-color: var(--line);
}

.watchlist-search,
.watchlist-sort {
  background: #ffffff;
  border-color: var(--line);
  color: var(--text);
}

.watchlist-row,
.fs-side-details section {
  background: #ffffff;
  border-color: var(--line);
  color: var(--text);
}

.watchlist-row:hover {
  background: #f6faff;
  border-color: rgba(22, 119, 210, 0.28);
}

.watchlist-row.active {
  background: var(--green-soft);
  border-color: rgba(15, 159, 110, 0.36);
}

.watchlist-skeleton {
  background:
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.74), transparent),
    #e8eef6;
}

.fs-side-details {
  border-top-color: var(--line);
}

.fs-prediction-layout {
  display: grid;
  gap: 7px;
}

.fs-confidence-mini {
  background: #edf2f7;
  border-radius: 999px;
  display: block;
  height: 7px;
  overflow: hidden;
  width: 100%;
}

.fs-confidence-mini i {
  background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
  display: block;
  height: 100%;
}

@media (max-width: 1240px) {
  .fs-topbar {
    grid-template-columns: minmax(160px, 0.8fr) auto minmax(260px, auto);
  }
}