@layer components {
/* Add Tile Styles - Minimal and Elegant */
.add-tile {
  position: relative;
  aspect-ratio: 1;
  border: 1px solid var(--accent-border-subtle);
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.4) 0%,
    rgba(30, 41, 59, 0.4) 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: all 0.4s var(--ease-standard);
  cursor: pointer;
  padding: 20px;
}

.add-tile::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at center,
    rgba(248, 113, 113, 0.05),
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  border-radius: 10px;
}

.add-tile:hover {
  border-color: var(--accent-glow-medium);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 0 0 1px var(--accent-glow-soft) inset;
  transform: scale(1.02);
}

.add-tile:hover::before {
  opacity: 1;
}

.add-tile-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 2.5rem;
  font-weight: 200;
  line-height: 1;
  transition: all 0.4s var(--ease-smooth);
}

.add-tile:hover .add-tile-icon {
  color: var(--accent-tertiary);
  transform: scale(1.15);
  text-shadow: 0 8px 22px var(--accent-glow-medium);
}

.add-tile-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}

.add-tile-title {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: var(--letter-spacing-extra-wide);
  text-transform: uppercase;
  color: var(--accent-secondary);
  transition: all 0.4s var(--ease-smooth);
}

.add-tile:hover .add-tile-title {
  color: var(--accent-tertiary);
}

.add-tile-subtitle {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.7);
  transition: all 0.4s var(--ease-smooth);
}

.add-tile:hover .add-tile-subtitle {
  color: rgba(148, 163, 184, 0.9);
}

/* Heatmap layout */
.heatmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 4px;
  padding: 24px;
  border-radius: 15px;
  border: 1px solid var(--accent-border-medium);
  background: var(--surface-glass-strong);
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.4),
    0 0 0 1px var(--accent-glow-soft) inset;
  position: relative;
  animation: fadeIn var(--motion-fadeIn-delayed-0-4s);
  transition: all 0.4s var(--ease-smooth);
  content-visibility: auto;
  contain-intrinsic-size: 800px;
}

/* Asset tiles */
.asset-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  aspect-ratio: 1;
  border-radius: 10px;
  background: linear-gradient(
    135deg,
    var(--tile-color-1) 0%,
    var(--tile-color-2) 100%
  );
  cursor: pointer;
  overflow: hidden;
  contain: paint;
  --tile-hover-lift: 6px;
  --tile-hover-brightness: 1.08;
  --tile-hover-saturation: 1.05;
  --tile-color-1: var(--tile-neutral-1, #2a2a2a);
  --tile-color-2: var(--tile-neutral-2, #1a1a1a);
  transition:
    filter 0.75s var(--ease-smooth),
    box-shadow 0.75s var(--ease-smooth),
    background 0.75s var(--ease-smooth);
  will-change: transform, filter, box-shadow;
}

.asset-tile.tile-enter {
  animation: tileEntry var(--motion-tileEntry);
}

.asset-tile.tile-state-change {
  opacity: 0.95;
  box-shadow:
    0 24px 48px var(--tile-glow-ring-outer-color, rgba(248, 113, 113, 0.3)),
    0 0 0 1px var(--tile-glow-ring-border-color, rgba(248, 113, 113, 0.22)),
    0 30px 60px rgba(0, 0, 0, 0.45);
}

.asset-tile.tile-state-change::before {
  opacity: 0.45;
}

.asset-tile.tile-state-change::after {
  transform: rotate(45deg) translateX(-40%);
}

.asset-tile.hidden {
  display: none;
  opacity: 0;
  transform: scale(0.8);
}

.sparkline-canvas {
  position: absolute;
  bottom: 32px;
  left: 0;
  right: 0;
  height: 28px;
  pointer-events: none;
  opacity: 0.55;
  transition: opacity 0.3s ease;
  z-index: 1;
  mix-blend-mode: screen;
}

.asset-tile:hover .sparkline-canvas {
  opacity: 0.7;
}

.asset-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at center,
    transparent 0%,
    rgba(0, 0, 0, 0.3) 100%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 0;
}

.asset-tile::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transform: rotate(45deg) translateX(-100%);
  transition: transform 0.6s var(--ease-smooth);
  pointer-events: none;
}

.asset-tile:hover::after {
  transform: rotate(45deg) translateX(100%);
}

.asset-tile.gaining {
  --tile-color-1: var(--gain-medium);
  --tile-color-2: var(--gain-high);
  filter: brightness(var(--thermal-intensity)) saturate(1.3);
  animation-name: pulse;
  animation-duration: 2s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
  box-shadow: 0 0 32px var(--tile-glow-positive-soft, rgba(255, 74, 46, 0.25));
  transition: filter 0.75s var(--ease-smooth), box-shadow 0.75s var(--ease-smooth);
}

.asset-tile.gaining-strong {
  --tile-color-1: var(--gain-high);
  --tile-color-2: var(--gain-extreme);
  filter: brightness(calc(var(--thermal-intensity) * 1.25)) saturate(1.5)
    hue-rotate(-10deg);
  animation-name: pulseFast;
  animation-duration: 1s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
  box-shadow: 0 0 42px var(--tile-glow-positive-strong, rgba(255, 74, 46, 0.55));
  transition: filter 0.75s var(--ease-smooth), box-shadow 0.75s var(--ease-smooth);
}

.asset-tile.losing {
  --tile-color-1: var(--loss-medium);
  --tile-color-2: var(--loss-high);
  filter: brightness(calc(var(--thermal-intensity) * 0.85)) saturate(0.9);
  animation-name: breathe;
  animation-duration: 3s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
  transition: filter 0.75s var(--ease-smooth);
}

.asset-tile.losing-strong {
  --tile-color-1: var(--loss-extreme);
  --tile-color-2: var(--loss-high);
  filter: brightness(calc(var(--thermal-intensity) * 0.65)) saturate(0.7)
    hue-rotate(20deg);
  animation-name: breatheSlow;
  animation-duration: 4s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
  transition: filter 0.75s var(--ease-smooth);
}

.asset-tile.neutral {
  --tile-color-1: var(--tile-neutral-1, #3a3a3a);
  --tile-color-2: var(--tile-neutral-2, #252525);
  filter: brightness(var(--tile-neutral-brightness, 0.9))
    saturate(var(--tile-neutral-saturation, 0.75));
}

/* Monochrome theme fine-tuning */
body[data-theme="monochrome"] .asset-tile.neutral {
  --tile-color-1: #f6f7fb;
  --tile-color-2: #dfe3ea;
  filter: brightness(1) saturate(0.24);
}

body[data-theme="monochrome"] .asset-tile.losing {
  --tile-color-1: #c0c5ce;
  --tile-color-2: #a6aeb9;
  filter: brightness(0.78) saturate(0.18);
}

body[data-theme="monochrome"] .asset-tile.losing-strong {
  --tile-color-1: #9aa1ac;
  --tile-color-2: #858d99;
  filter: brightness(0.65) saturate(0.14);
}

.asset-tile:hover::before {
  opacity: 1;
}

.ticker {
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: var(--letter-spacing-medium);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  margin-bottom: 4px;
  position: relative;
  z-index: 3;
}

body[data-theme="monochrome"] .asset-tile.gaining .ticker,
body[data-theme="monochrome"] .asset-tile.gaining-strong .ticker {
  color: #111827;
  text-shadow: 0 2px 4px rgba(255, 255, 255, 0.6);
}

.price {
  font-size: 1.12rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.98);
  letter-spacing: var(--letter-spacing-narrow);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  position: relative;
  z-index: 3;
}

body[data-theme="monochrome"] .asset-tile.gaining .price,
body[data-theme="monochrome"] .asset-tile.gaining-strong .price {
  color: #0f172a;
  text-shadow: 0 2px 6px rgba(255, 255, 255, 0.45);
}

.change {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(12px);
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.3s ease;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
  position: relative;
  z-index: 3;
}

.change::before {
  font-size: 0.75rem;
  font-weight: 700;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

.change.positive {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.change.negative {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.change.positive::before {
  content: "▲";
}

.change.negative::before {
  content: "▼";
}

@supports (container-type: inline-size) {
  .asset-tile {
    container: asset-card / inline-size;
  }

  @container asset-card (min-width: 180px) {
    .ticker {
      font-size: 0.95rem;
      letter-spacing: var(--letter-spacing-wide);
      margin-bottom: 6px;
    }

    .price {
      font-size: 1.28rem;
    }

    .change {
      font-size: 0.98rem;
      padding: 6px 12px;
    }

    .sparkline-canvas {
      height: 36px;
    }

    .add-tile-icon {
      width: 56px;
      height: 56px;
      font-size: 2.8rem;
    }

    .add-tile-title {
      font-size: 0.95rem;
      letter-spacing: var(--letter-spacing-expanded);
    }

    .add-tile-subtitle {
      font-size: 0.78rem;
    }
  }

  @container asset-card (min-width: 220px) {
    .ticker {
      font-size: 1.08rem;
      margin-bottom: 8px;
    }

    .price {
      font-size: 1.45rem;
    }

    .change {
      font-size: 1.08rem;
      padding: 7px 14px;
    }

    .sparkline-canvas {
      height: 44px;
    }

    .add-tile-icon {
      width: 64px;
      height: 64px;
      font-size: 3.1rem;
    }

    .add-tile-title {
      font-size: 1.05rem;
    }

    .add-tile-subtitle {
      font-size: 0.85rem;
    }
  }
}

/* Single tile mode - Enhanced display when only one tile is visible */
.heatmap-grid.single-tile-mode {
  grid-template-columns: repeat(2, 1fr);
  max-width: 1200px;
  margin: 0 auto;
  gap: 16px;
}

.heatmap-grid.single-tile-mode .asset-tile:not(.hidden) {
  min-height: 400px;
  padding: 32px;
}

.heatmap-grid.single-tile-mode .add-tile {
  min-height: 400px;
  padding: 40px;
}

.heatmap-grid.single-tile-mode .add-tile-icon {
  width: 100px;
  height: 100px;
  font-size: 5rem;
}

.heatmap-grid.single-tile-mode .add-tile-title {
  font-size: 1.8rem;
  letter-spacing: var(--letter-spacing-expanded);
}

.heatmap-grid.single-tile-mode .add-tile-subtitle {
  font-size: 1.2rem;
}

.heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .ticker {
  font-size: 2.5rem;
  margin-bottom: 16px;
  letter-spacing: var(--letter-spacing-expanded);
}

.heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .price {
  font-size: 3.2rem;
  margin-bottom: 12px;
}

.heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .change {
  font-size: 1.8rem;
  padding: 12px 20px;
  border-radius: 8px;
}

.heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .change::before {
  font-size: 1.4rem;
}

.heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .sparkline-canvas {
  height: 120px;
  width: 100%;
  bottom: 80px;
}

/* Override container queries for single-tile-mode */
@supports (container-type: inline-size) {
  @container asset-card (min-width: 180px) {
    .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .sparkline-canvas {
      height: 120px;
    }
  }

  @container asset-card (min-width: 220px) {
    .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .sparkline-canvas {
      height: 120px;
    }
  }
}

@media (max-width: 768px) {
  .heatmap-grid {
    grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
    gap: 3px;
    padding: 16px;
  }

  .heatmap-grid.single-tile-mode {
    max-width: 100%;
    padding: 16px;
    gap: 12px;
    grid-template-columns: 1fr;
  }

  .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) {
    min-height: 320px;
    padding: 24px;
  }

  .heatmap-grid.single-tile-mode .add-tile {
    min-height: 320px;
    padding: 32px;
  }

  .heatmap-grid.single-tile-mode .add-tile-icon {
    width: 80px;
    height: 80px;
    font-size: 4rem;
  }

  .heatmap-grid.single-tile-mode .add-tile-title {
    font-size: 1.4rem;
  }

  .heatmap-grid.single-tile-mode .add-tile-subtitle {
    font-size: 1rem;
  }

  .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .ticker {
    font-size: 2rem;
  }

  .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .price {
    font-size: 2.5rem;
  }

  .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .change {
    font-size: 1.4rem;
  }

  .heatmap-grid.single-tile-mode .asset-tile:not(.hidden) .sparkline-canvas {
    height: 80px;
    width: 100%;
  }
}
}