/* Basic reset */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color: #0f172a;
  background: #ffffff;
}

/* Topbar */
.topbar{
  padding: 16px 18px 10px 18px;
  border-bottom: 1px solid #e2e8f0;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 10;
}

.title-block h1{
  font-size: 18px;
  margin: 0;
  letter-spacing: 0.2px;
}
.subtitle{
  margin-top: 4px;
  font-size: 12px;
  color: #475569;
}

/* Controls */
.controls{ margin-top: 12px; display: flex; flex-direction: column; gap: 10px; }
.control-row{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
}
.control-group{ display: flex; flex-direction: column; gap: 6px; }
.control-label{ font-size: 12px; color: #475569; }

.segmented{
  display: inline-flex;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  overflow: hidden;
  background: #f8fafc;
}
.segmented-btn{
  border: 0;
  padding: 8px 10px;
  background: transparent;
  font-size: 12px;
  color: #0f172a;
  cursor: pointer;
  white-space: nowrap;
}
.segmented-btn:hover{ background: #eef2ff; }
.segmented-btn.is-active{
  background: #0f172a;
  color: #fff;
}

.ref-asset select{
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 12px;
  background: #fff;
}

.legend-row{
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.legend-chip{
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  color: #334155;
}
.legend-swatch{
  width: 14px;
  height: 14px;
  border-radius: 4px;
  border: 1px solid rgba(0,0,0,0.08);
}
.legend-gradient{
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #334155;
}
.gradient-bar{
  width: 220px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.10);
  background: linear-gradient(90deg, #c81d25, #f1c453, #2a9d8f);
}

/* Main */
.main{ padding: 16px 18px 28px; }

.chart-wrap{
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 14px;
  background: #fff;
}

.chart{
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
}

/* Column */
.column{
  min-width: 140px;
  flex: 0 0 auto;
}
.col-header{
  font-size: 12px;
  font-weight: 700;
  color: #0f172a;
  text-align: center;
  margin-bottom: 8px;
}
.col-body{
  position: relative;
  border-radius: 12px;
  background: #ffffff;
}

/* Baseline for relative modes */
.baseline{
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: #cbd5e1;
  opacity: 0.85;
}

/* Card */
.card{
  position: absolute;
  left: 0;
  right: 0;
  height: 44px;
  border-radius: 10px;
  padding: 7px 8px;
  border: 1px solid rgba(0,0,0,0.10);
  box-shadow: 0 1px 0 rgba(0,0,0,0.02);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  cursor: default;
  user-select: none;
  transition: transform 250ms ease, filter 180ms ease, box-shadow 180ms ease;
  color: #0b1220;
}
.card .name{
  font-size: 12px;
  font-weight: 700;
  line-height: 1.1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.card .val{
  font-size: 12px;
  font-weight: 700;
  opacity: 0.95;
}

/* Hover highlight across columns */
.card.is-hovered{
  outline: 2px solid rgba(15, 23, 42, 0.55);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12);
  filter: saturate(1.02) contrast(1.02);
  z-index: 3;
}
.card.is-dimmed{
  filter: saturate(0.80) opacity(0.62);
}

/* Tooltip */
.tooltip{
  position: fixed;
  pointer-events: none;
  z-index: 999;
  background: rgba(15, 23, 42, 0.96);
  color: #fff;
  padding: 10px 10px;
  border-radius: 10px;
  font-size: 12px;
  max-width: 280px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
}
.tooltip .t-title{
  font-weight: 800;
  margin-bottom: 6px;
}
.tooltip .t-row{
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 2px;
  opacity: 0.95;
}
.tooltip .t-row span:first-child{ opacity: 0.78; }
.footnote{
  margin-top: 10px;
  font-size: 12px;
  color: #334155;
}
.footnote .muted{ margin-top: 4px; color: #64748b; }

@media (max-width: 760px){
  .column{ min-width: 132px; }
  .gradient-bar{ width: 160px; }
}