:root {
  --bg-dark: #1e1e24;
  --text-light: #e0e0e0;
  --text-muted: #888888;
  --accent: #00d2ff;
  --accent-lowest: #00ff88;
  --neu-outset: 5px 5px 10px rgba(0, 0, 0, 0.5), -5px -5px 10px rgba(255, 255, 255, 0.05);
  --neu-inset: inset 5px 5px 10px rgba(0, 0, 0, 0.5), inset -5px -5px 10px rgba(255, 255, 255, 0.05);
}

#flexibleMatrixContainer {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 15px;
  padding: 20px;
  background-color: var(--bg-dark);
  border-radius: 15px;
  box-shadow: var(--neu-outset);
  margin-top: 20px;
  overflow-x: auto;
  color: var(--text-light);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.flexible-matrix-item {
  background-color: var(--bg-dark);
  border-radius: 10px;
  padding: 15px 10px;
  text-align: center;
  box-shadow: var(--neu-outset);
  transition: all 0.3s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-width: 80px;
}

.flexible-matrix-item:hover {
  box-shadow: var(--neu-inset);
  color: var(--accent);
}

.flexible-matrix-item.is-lowest {
  border: 1px solid var(--accent-lowest);
  box-shadow: var(--neu-inset);
  color: var(--accent-lowest);
}

.flexible-matrix-date {
  font-size: 0.9em;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.flexible-matrix-item:hover .flexible-matrix-date,
.flexible-matrix-item.is-lowest .flexible-matrix-date {
  color: inherit;
}

.flexible-matrix-price {
  font-weight: bold;
  font-size: 1.1em;
}

.flexible-matrix-loader {
  grid-column: 1 / -1;
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  #flexibleMatrixContainer {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 15px;
    padding-bottom: 10px; /* Space for scrollbar */
  }
  .flexible-matrix-item {
    flex: 0 0 auto;
    min-width: 90px;
    scroll-snap-align: center;
  }
}