.sector-heatmap-page {
  width: min(1280px, calc(100% - 28px));
  margin: 12px auto 28px;
  display: grid;
  gap: 10px;
}

.sector-heatmap-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.sector-heatmap-breadcrumb a {
  color: var(--brand);
  text-decoration: none;
}

.sector-heatmap-kicker {
  display: block;
  color: var(--brand);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.sector-heatmap-hero {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
}

.sector-heatmap-hero h1 {
  margin: 3px 0 0;
  font-size: 36px;
  line-height: 1;
}

.sector-heatmap-hero p {
  max-width: 680px;
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
}

.sector-heatmap-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.sector-heatmap-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 9px;
  background: color-mix(in srgb, var(--panel) 86%, transparent);
}

.sector-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.sector-legend-dot.is-up { background: #24c77a; }
.sector-legend-dot.is-flat { background: #94a3b8; }
.sector-legend-dot.is-down { background: #ef5f68; }

.sector-heatmap-shell {
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    radial-gradient(circle at 14% 4%, color-mix(in srgb, var(--brand) 11%, transparent) 0 18%, transparent 34%),
    color-mix(in srgb, var(--panel) 95%, var(--ghost-bg));
  box-shadow: 0 18px 48px rgba(0, 0, 0, .08);
  padding: 14px;
}

.sector-heatmap-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.sector-heatmap-toolbar h2 {
  margin: 4px 0 0;
  font-size: 23px;
  line-height: 1.1;
}

.sector-heatmap-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.sector-heatmap-range {
  display: inline-flex;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px;
  background: color-mix(in srgb, var(--ghost-bg) 76%, var(--panel));
}

.sector-heatmap-chip,
.sector-heatmap-refresh {
  min-height: 38px;
  border-radius: 10px;
  font: inherit;
  font-size: 13px;
  font-weight: 850;
  cursor: pointer;
}

.sector-heatmap-chip {
  min-width: 42px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
}

.sector-heatmap-chip.active {
  border-color: color-mix(in srgb, var(--brand) 58%, var(--line));
  background: color-mix(in srgb, var(--brand) 15%, var(--panel));
  color: var(--brand);
}

.sector-heatmap-refresh {
  border: 1px solid color-mix(in srgb, var(--brand) 68%, black 8%);
  background: var(--brand);
  color: #fff;
  padding: 0 14px;
}

.sector-heatmap-refresh:disabled {
  cursor: wait;
  opacity: .68;
}

.sector-heatmap-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 12px;
}

.sector-summary-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  background: color-mix(in srgb, var(--panel) 74%, transparent);
}

.sector-summary-chip strong {
  color: var(--text);
}

.sector-summary-chip.is-up strong { color: #18aa6e; }
.sector-summary-chip.is-down strong { color: #dc4e56; }

.sector-heatmap-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: clamp(38px, 4.7vh, 48px);
  grid-auto-flow: dense;
  gap: 8px;
  min-height: 0;
  border: 1px solid color-mix(in srgb, var(--line) 86%, transparent);
  border-radius: 18px;
  overflow: hidden;
  padding: 8px;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--line) 28%, transparent) 1px, transparent 1px),
    linear-gradient(color-mix(in srgb, var(--line) 24%, transparent) 1px, transparent 1px),
    color-mix(in srgb, var(--ghost-bg) 72%, var(--panel));
  background-size: 44px 44px;
}

.sector-heatmap-grid.is-loading {
  min-height: 380px;
}

.sector-heatmap-loading,
.sector-heatmap-empty,
.sector-heatmap-error {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-weight: 850;
  text-align: center;
  padding: 18px;
}

.sector-heatmap-tile {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  align-content: space-between;
  gap: 6px;
  border: 1px solid color-mix(in srgb, var(--sector-ring) 72%, white 8%);
  border-radius: 10px;
  padding: 9px 10px;
  overflow: hidden;
  color: #fff;
  text-decoration: none;
  background:
    radial-gradient(circle at 24% 18%, rgba(255, 255, 255, .26), transparent 30%),
    linear-gradient(135deg, var(--sector-fill), color-mix(in srgb, var(--sector-fill) 70%, #111 30%));
  box-shadow:
    inset 0 -18px 28px rgba(0, 0, 0, .14),
    0 10px 24px rgba(0, 0, 0, .12);
  transition: transform .16s ease, filter .16s ease, box-shadow .16s ease;
}

.sector-heatmap-tile:hover,
.sector-heatmap-tile:focus-visible {
  transform: translateY(-2px);
  filter: saturate(1.08) brightness(1.04);
  box-shadow:
    inset 0 -18px 28px rgba(0, 0, 0, .14),
    0 16px 32px rgba(0, 0, 0, .18);
  outline: none;
}

.sector-heatmap-tile.is-xl { grid-column: span 5; grid-row: span 4; }
.sector-heatmap-tile.is-lg { grid-column: span 4; grid-row: span 3; }
.sector-heatmap-tile.is-md { grid-column: span 3; grid-row: span 3; }
.sector-heatmap-tile.is-sm { grid-column: span 3; grid-row: span 2; }
.sector-heatmap-tile.is-xs { grid-column: span 2; grid-row: span 2; }
.sector-tile-top {
  display: grid;
  align-content: start;
  gap: 4px;
  min-width: 0;
  min-height: 0;
}

.sector-tile-name {
  display: -webkit-box;
  overflow: hidden;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 16px;
  line-height: 1.05;
  font-weight: 950;
}

.sector-tile-change {
  font-size: 25px;
  line-height: 1;
  font-weight: 950;
}

.sector-tile-bottom {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 6px;
  color: rgba(255, 255, 255, .82);
  font-size: 11px;
  line-height: 1.2;
  font-weight: 800;
  min-width: 0;
  min-height: 0;
}

.sector-tile-share {
  flex: 0 0 auto;
  min-width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, .16);
  color: #fff;
}

.sector-heatmap-tile.is-xl .sector-tile-name { font-size: 20px; }
.sector-heatmap-tile.is-xl .sector-tile-change { font-size: 34px; }
.sector-heatmap-tile.is-lg .sector-tile-name { font-size: 18px; }
.sector-heatmap-tile.is-lg .sector-tile-change { font-size: 31px; }
.sector-heatmap-tile.is-md .sector-tile-name { font-size: 16px; }
.sector-heatmap-tile.is-md .sector-tile-change { font-size: 27px; }
.sector-heatmap-tile.is-sm .sector-tile-name { font-size: 15px; }
.sector-heatmap-tile.is-sm .sector-tile-change { font-size: 24px; }
.sector-heatmap-tile.is-xs .sector-tile-name { font-size: 13px; }
.sector-heatmap-tile.is-xs .sector-tile-change { font-size: 21px; }

.sector-heatmap-tile.is-xs .sector-tile-bottom {
  display: none;
}

.sector-heatmap-tile.has-long-name .sector-tile-name {
  font-size: 13px;
}

.sector-heatmap-tile.has-very-long-name .sector-tile-name {
  font-size: 12px;
  line-height: 1.03;
}

.sector-heatmap-tile.has-very-long-name .sector-tile-change {
  font-size: 21px;
}

@media (max-width: 960px) {
  .sector-heatmap-page {
    width: min(100% - 24px, 780px);
  }

  .sector-heatmap-hero,
  .sector-heatmap-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .sector-heatmap-hero h1 {
    font-size: 30px;
  }

  .sector-heatmap-controls {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .sector-heatmap-range {
    width: 100%;
  }

  .sector-heatmap-chip {
    flex: 1;
  }

  .sector-heatmap-refresh {
    width: 100%;
  }

  .sector-heatmap-legend {
    justify-content: flex-start;
  }

  .sector-heatmap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 70px;
    min-height: 0;
  }

  .sector-heatmap-tile.is-xl,
  .sector-heatmap-tile.is-lg {
    grid-column: span 2;
  }

  .sector-heatmap-tile.is-xl { grid-row: span 3; }
  .sector-heatmap-tile.is-lg { grid-row: span 2; }
  .sector-heatmap-tile.is-md { grid-column: span 1; grid-row: span 2; }
  .sector-heatmap-tile.is-sm,
  .sector-heatmap-tile.is-xs {
    grid-column: span 1;
    grid-row: span 2;
  }
}

@media (max-width: 560px) {
  .sector-heatmap-shell {
    border-radius: 16px;
    padding: 12px;
  }

  .sector-heatmap-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    gap: 9px;
    padding: 8px;
  }

  .sector-heatmap-tile.is-xl,
  .sector-heatmap-tile.is-lg,
  .sector-heatmap-tile.is-md,
  .sector-heatmap-tile.is-sm,
  .sector-heatmap-tile.is-xs {
    grid-column: auto;
    grid-row: auto;
  }

  .sector-heatmap-tile.is-xl {
    min-height: 220px;
  }

  .sector-heatmap-tile.is-lg {
    min-height: 186px;
  }

  .sector-heatmap-tile.is-md {
    min-height: 164px;
  }

  .sector-heatmap-tile.is-sm,
  .sector-heatmap-tile.is-xs {
    min-height: 136px;
  }

  .sector-tile-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}