/* ================================================================= */
/* Base page layout                                                  */
/* ================================================================= */
body {
  margin: 0;
  padding: 0.5rem;
  text-align: left;
}
.week {
  margin: 1.5rem 0;
  padding: 0;
}
.images {
  display: flex;
  gap: 0.1rem;
  align-items: flex-start;
  margin: 0;
  padding: 0;
}
.thumb-box {
  flex: 0 0 350px;
  width: 350px; height: 350px;
  overflow: hidden;
  background: transparent;
  position: relative;
}
.thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.thumb-box .thumb-label {
  position: absolute;
  left: 95px;
  font-size: 0.75rem;
  font-weight: bold;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.7);
  z-index: 10;
  line-height: 1.1;
}
.thumb-label.kmc1 {
  color: teal;
  bottom: 32px;
}
.thumb-label.kmc2 {
  color: hotpink;
  bottom: 20px;
}
.thumb-label.kmc3 {
  color: gold;
  bottom: 8px;
}
.viewer-and-heatmaps {
  display: flex;
  gap: 0.1rem;
  align-items: flex-start;
}
.viewer-column {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.controls {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 0;
}
.viewer {
  position: relative;
  flex: 0 0 420px;
  width: 420px; height: 420px;
  background: #000;
  overflow: hidden;
}
.viewer .chan-img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: contain;
}
.chan-img{
  image-rendering: pixelated;
  /* for wider support: */
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
  -ms-interpolation-mode: nearest-neighbor;
  transform-origin: center center;
}

/* Make sure [hidden] actually hides things */
[hidden] {
  display: none !important;
}

/* Container for the three heatmaps (side-by-side) */
.heatmaps {
  display: flex !important;          /* Use flex instead of inline-flex for better control */
  gap: 2px !important;               /* Minimal gap between heatmaps */
  margin: 0;
  padding: 0;
  flex-wrap: nowrap !important;      /* Prevent wrapping to next line */
  align-items: flex-start !important; /* Align items to top */
}

/* Each figure: zero margins/padding, only show when not hidden */
.heatmaps > .heatmap {
  margin: 0 !important;
  padding: 0 !important;
  flex-shrink: 0 !important;         /* Prevent shrinking */
  width: 200px !important;           /* Fixed width */
}

/* Hide heatmap figures that contain hidden images */
.heatmaps > .heatmap:has(img[hidden]) {
  display: none !important;
}

/* The <img> itself: block so no inline whitespace, fixed width */
.heatmaps > .heatmap > img.heatmap-img {
  display: block;
  width: 200px;     /* or whatever size you prefer */
  height: auto;
  margin: 0;
  padding: 0;
  border: none;
  image-rendering: pixelated;
  /* for wider support: */
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
  -ms-interpolation-mode: nearest-neighbor;
  transform-origin: center center;
}

/* Caption: hidden until its image is shown */
.heatmaps > .heatmap > figcaption {
  display: none;
  margin: 4px 0 0;
  padding: 0;
  font-size: 0.9rem;
  color: #000;
  text-align: center;
}

/* Reveal the caption only when its preceding <img> is un-hidden */
.heatmaps > .heatmap > img.heatmap-img:not([hidden]) + figcaption {
  display: block;
}

/* Rotate Week 6 images 30° CCW */
.rotate-w6 {
  transform: rotate(-30deg);
  transform-origin: center center;
  /* keep nearest-neighbor sampling so you don’t lose intensity: */
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  -ms-interpolation-mode: nearest-neighbor;
}
.detailed-sliders {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 1rem;
}

.slider-block {
  border: 1px solid #ddd;
  padding: 1rem;
  border-radius: 8px;
  background: #f9f9f9;
}

.slider-block h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: #333;
}

.slider-container {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.z-slider {
  flex: 1;
  max-width: 300px;
}

.z-value {
  min-width: 30px;
  font-weight: bold;
  color: #666;
}