/* ===== Map ===== */
#map {
  height: clamp(400px, 75vh, 900px);
  border: 1px solid #ccc;
  border-radius: 5px;
  box-shadow: 0 4px 8px rgba(0,0,0,.1);
  width: 100%;
}

/* Ensure Bootstrap columns can shrink without causing overlap */
.container.ptb-70 .row { --bs-gutter-x: 1rem; }
.col-md-9 { min-width: 0; }

/* If your sidebar uses sticky/fixed styles, keep it from covering charts */
.sidebar, .left-sidebar, .side-menu {
  max-width: 100%;
  z-index: 2;
}

/* ===== Leaflet legend/info ===== */
.info {
  padding: 6px 8px;
  background: rgba(255,255,255,0.8);
  box-shadow: 0 0 15px rgba(0,0,0,0.2);
  border-radius: 5px;
}
.legend-line {
  display: inline-block;
  width: 30px;
  height: 0;
  border-top: 3px solid;
  margin-right: 8px;
}

/* ===== Chart rows =====
   Use CSS Grid so each row shows two charts side-by-side on larger screens
   and stacks into one column on small screens. */
.site-row,
.ozone-site-row {
  display: grid;
  grid-template-columns: 1fr;   /* 1 column on phones */
  gap: 16px;
  width: 100%;
  background: #fff;
  margin: 0 auto 20px auto;
  padding: 8px 8px 12px;
  box-shadow: 0 4px 8px rgba(0,0,0,.08);
  border-radius: 8px;
  box-sizing: border-box;
}

/* Two charts side-by-side from ≥768px */
@media (min-width: 768px) {
  .site-row,
  .ozone-site-row {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
}

/* Widen the gap a bit on big screens */
@media (min-width: 1200px) {
  .site-row,
  .ozone-site-row {
    gap: 24px;
  }
}

/* ===== Chart containers ===== */
#chartsContainer,
#chartsContainer-ozone {
  width: 100%;
  display: grid;
  gap: 20px;
}

/* Give each chart a predictable drawing box */
.canvas-container {
  width: 100%;
  min-width: 0;                 /* prevent grid overflow */
  background: #fff;
  border-radius: 8px;
  padding: 10px;
}

/* Chart size: responsive height via aspect-ratio with fallbacks */
.canvas-container canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;         /* modern browsers */
}

/* Fallback explicit heights for older browsers or tight spaces */
@supports not (aspect-ratio: 16 / 9) {
  .canvas-container canvas { height: 240px; }
}
@media (max-width: 575.98px) {  /* xs */
  .canvas-container canvas { height: 180px; }
}
@media (min-width: 992px) {     /* lg */
  .canvas-container canvas { height: 280px; }
}
@media (min-width: 1400px) {    /* xl+ */
  .canvas-container canvas { height: 320px; }
}

/* Keep long x-axis labels from overflowing */
.canvas-container { overflow: hidden; }

/* ===== Flash effect when jumping to a chart ===== */
@keyframes flashAnimation {
  0%, 100% { border-color: transparent; }
  50%      { border-color: #2b6cb0; }
}
.flashEffect {
  animation: flashAnimation 1s ease-in-out;
  animation-iteration-count: 2;
  border: 2px solid transparent;
  border-radius: 8px;
  box-sizing: border-box;
}

/* ===== AQI legend table ===== */
.aqi-table {
  width: min(700px, 100%);
  border-collapse: collapse;
  margin: 0 auto;
}
.aqi-table th, .aqi-table td {
  border: 1px solid #ccc;
  padding: 8px 10px;
  text-align: left;
  font-size: clamp(12px, 1.7vw, 14px);
}

.good           { background-color: #1f7a4d; color: #ffffff; }
.moderate       { background-color: #e6c200; color: #000000; }
.unhealthy-sg   { background-color: #cc7a00; color: #000000; }
.unhealthy      { background-color: #990024; color: #ffffff; }
.very-unhealthy { background-color: #4b006e; color: #ffffff; }
.hazardous      { background-color: #5c001a; color: #ffffff; }


/* Obvious enlarge button overlay */
.chart-expand-btn {
  position: absolute;
  top: 10px;
  right: 12px;
  z-index: 10;

  display: inline-flex;
  align-items: center;
  gap: 6px;

  padding: 6px 10px;
  border-radius: 999px;

  font-size: 13px;
  font-weight: 600;

  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
  border: 1px solid rgba(0,0,0,0.12);
}

/* Make it pop on hover */
.chart-expand-btn:hover {
  transform: translateY(-1px);
}

.modal-backdrop.show {
  opacity: 1 !important;
  background-color: white;
}


#chartZoomModal {
  text-align: center;
  width: 100%;
}

#chartZoomModal .modal-content,
#chartZoomModal .modal-header,
#chartZoomModal .modal-body {
  background-color: #ffffff !important;
  color: #212529;
}

/* ===== Small-screen spacing tweaks ===== */
@media (max-width: 767.98px) {
  #map { margin-bottom: 12px; }
  #chartsContainer, #chartsContainer-ozone { gap: 16px; }
}