/* ══════════════════════════════════════════════════════════════
   Optimized Chart Styles - Iframe-Ready & Responsive
   ══════════════════════════════════════════════════════════════ */

/* ── Design Tokens ── */
:root {
  --bg: #ffffff;
  --ink: #1a1a1a;
  --ink-muted: #666666;
  --ink-faint: #999999;
  --rule: #e0e0e0;
  --card-bg: #f5f0e8;

  --bnp: #1a7a3c;
  --jamaat: #d4620a;
  --ncp: #2e6ea6;
  --other: #999999;
}

/* ── Reset & Base for Iframe ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden; /* Prevent scrollbars in iframe */
}

body {
  background: transparent;
  color: var(--ink);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(0.875rem, 1.1vw + 0.5rem, 1.125rem);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* ── Chart Containers ── */
.chart-block,
.viz-card {
  background: var(--card-bg);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: clamp(1rem, 3vw, 2rem);
  width: 100%;
  max-width: 100%;
  height: auto;
}

.viz-card {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.chart-title {
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(0.95rem, 1.5vw, 1.2rem);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.chart-subtitle,
.chart-sub {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.65rem, 1vw, 0.75rem);
  color: var(--ink-muted);
  margin-bottom: 1.5rem;
  font-style: italic;
  line-height: 1.4;
}

.viz-source {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.6rem, 0.9vw, 0.65rem);
  color: var(--ink-faint);
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--rule);
  line-height: 1.5;
}

/* ── Chart Legend ── */
.chart-legend,
.pvote-legend {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.4rem, 1vw, 0.5rem) clamp(0.8rem, 2vw, 1.1rem);
  margin-bottom: 1.2rem;
}

.legend-item,
.pvote-legend-item {
  display: flex;
  align-items: center;
  gap: clamp(0.25rem, 0.5vw, 0.35rem);
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.62rem, 0.9vw, 0.72rem);
  font-weight: 600;
  color: var(--ink-muted);
}

.legend-swatch,
.pvote-legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── Horizontal Stacked Bar Chart (Chart 1, 3) ── */
.sbar-chart {
  display: flex;
  flex-direction: column;
  gap: clamp(0.5rem, 1vw, 0.6rem);
}

.sbar-row {
  display: grid;
  grid-template-columns: minmax(60px, 80px) 1fr;
  align-items: center;
  gap: clamp(0.5rem, 1.5vw, 0.75rem);
}

.sbar-label {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.6rem, 0.9vw, 0.68rem);
  font-weight: 600;
  text-align: right;
  color: var(--ink);
  line-height: 1.2;
}

.sbar-track {
  height: clamp(24px, 4vw, 30px);
  display: flex;
  overflow: hidden;
  border-radius: 1px;
  background: #e5dfd6;
}

.sbar-seg {
  height: 100%;
  width: 0;
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  cursor: default;
}

.sbar-seg.animated {
  width: var(--target-w);
}

.sbar-seg-label {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.55rem, 0.8vw, 0.6rem);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
  padding: 0 3px;
}

/* Chart 1 specific styles */
.pvote-compare .sbar-track {
  height: clamp(30px, 5vw, 38px);
}

.pvote-compare .sbar-chart {
  gap: clamp(0.8rem, 1.5vw, 1.1rem);
}

.pvote-compare .sbar-label {
  font-size: clamp(0.6rem, 0.8vw, 0.65rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.pvote-compare .sbar-seg-label {
  font-size: clamp(0.58rem, 0.8vw, 0.66rem);
}

.pvote-delta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem clamp(1rem, 2vw, 1.4rem);
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--rule);
}

.pvote-delta-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.6rem, 0.85vw, 0.68rem);
  color: var(--ink-muted);
}

.pvote-delta-item strong {
  font-size: clamp(0.62rem, 0.85vw, 0.7rem);
}

.pvote-up {
  color: #1a7a3c;
}

.pvote-down {
  color: #b91c1c;
}

/* ── Vertical Bar Chart (Chart 2) ── */
.vbar-chart {
  display: flex;
  align-items: flex-end;
  gap: clamp(3px, 1vw, 12px);
  height: clamp(180px, 30vw, 240px);
  padding-bottom: 0;
  position: relative;
}

.vbar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
  gap: 0;
}

.vbar-count-label {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.5rem, 1vw, 0.75rem);
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  text-align: center;
}

.vbar-bar-wrap {
  width: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  flex: 1;
}

.vbar-fill {
  width: 100%;
  height: 0;
  transition: height 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border-radius: 1px 1px 0 0;
}

.vbar-fill.animated {
  height: var(--target-h);
}

.vbar-xlabel {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.48rem, 0.9vw, 0.65rem);
  color: var(--ink-muted);
  text-align: center;
  margin-top: 6px;
  line-height: 1.2;
}

.vbar-xlabel-row {
  display: flex;
  gap: clamp(3px, 1vw, 12px);
}

.vbar-xlabel-col {
  flex: 1;
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.48rem, 0.9vw, 0.65rem);
  color: var(--ink-muted);
  text-align: center;
  line-height: 1.2;
  padding-top: 5px;
}

/* ── Turnout Quintile Grouped Bar Chart (Chart 4) ── */
.tq-chart {
  display: flex;
  align-items: flex-end;
  gap: clamp(0.8rem, 2vw, 1.5rem);
  height: clamp(160px, 25vw, 200px);
  padding-bottom: 0;
  margin-top: 1.5rem;
  border-bottom: 2px solid var(--rule);
}

.tq-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
}

.tq-bars {
  display: flex;
  align-items: flex-end;
  gap: clamp(2px, 0.5vw, 4px);
  width: 100%;
  height: calc(100% - 42px);
}

.tq-bar {
  flex: 1;
  height: 0;
  background: var(--tq-color);
  border-radius: 3px 3px 0 0;
  transition: height 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.tq-group.animated .tq-bar {
  height: var(--tq-h);
}

.tq-val {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.58rem, 0.85vw, 0.65rem);
  font-weight: 700;
  color: #fff;
  margin-top: 4px;
  opacity: 0;
  transition: opacity 0.3s ease 0.5s;
}

.tq-group.animated .tq-val {
  opacity: 1;
}

.tq-label {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.68rem, 1vw, 0.78rem);
  font-weight: 600;
  color: var(--ink);
  text-align: center;
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.tq-range {
  font-size: clamp(0.68rem, 1vw, 0.78rem);
  color: var(--ink-muted);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* ── Swing Table (Chart 5) ── */
.swing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 3vw, 2rem);
  align-items: start;
}

@media (max-width: 680px) {
  .swing-grid {
    grid-template-columns: 1fr;
  }
}

.swing-table {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.swing-hdr {
  display: grid;
  grid-template-columns: 1fr auto;
  padding: 0 0 0.4rem 0;
  border-bottom: 1px solid var(--rule);
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.58rem, 0.85vw, 0.65rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-muted);
}

.swing-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  align-items: center;
  gap: clamp(0.3rem, 1vw, 0.5rem);
  padding: clamp(0.35rem, 0.8vw, 0.42rem) 0;
  border-bottom: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}

.swing-bar-wrap {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.swing-bar-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--party-color);
  opacity: 0.09;
  transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.swing-row.animated .swing-bar-fill {
  width: var(--fill-w, 0%);
}

.swing-seat {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.68rem, 1vw, 0.78rem);
  font-weight: 500;
  color: var(--ink);
  position: relative;
  z-index: 1;
}

.swing-party {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.55rem, 0.8vw, 0.6rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  position: relative;
  z-index: 1;
}

.bnp-tag {
  background: color-mix(in srgb, var(--bnp) 15%, transparent);
  color: var(--bnp);
}

.jamaat-tag {
  background: color-mix(in srgb, var(--jamaat) 15%, transparent);
  color: var(--jamaat);
}

.ncp-tag {
  background: color-mix(in srgb, var(--ncp) 15%, transparent);
  color: var(--ncp);
}

.other-tag {
  background: color-mix(in srgb, var(--other) 15%, transparent);
  color: var(--ink-muted);
}

.swing-margin {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.65rem, 0.95vw, 0.72rem);
  font-weight: 600;
  color: var(--ink);
  text-align: right;
  position: relative;
  z-index: 1;
}

/* ── Bangladesh Map (Chart 6) ── */
.div-path {
  fill: #cccccc;
  stroke: none;
  transition:
    fill 0.25s ease,
    opacity 0.2s ease;
}

g.division > .div-path {
  cursor: pointer;
}

.division:hover > .div-path {
  filter: brightness(1.12);
}

.div-label {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(32px, 6vw, 52px);
  font-weight: 700;
  fill: #111111;
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  paint-order: stroke fill;
  stroke: rgba(255, 255, 255, 0.95);
  stroke-width: 10px;
  stroke-linejoin: round;
}

.map-sum-row {
  display: grid;
  grid-template-columns: minmax(70px, 80px) 1fr minmax(70px, 80px);
  align-items: center;
  gap: 0.5rem;
  padding: 0.2rem 0;
  cursor: pointer;
  border-radius: 3px;
  transition: background 0.15s;
}

.map-sum-row:hover {
  background: rgba(0, 0, 0, 0.05);
}

.map-sum-name {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.65rem, 0.95vw, 0.72rem);
  font-weight: 500;
  color: var(--ink);
}

.map-sum-bar-wrap {
  height: 6px;
  background: #eee;
  border-radius: 3px;
  overflow: hidden;
}

.map-sum-bar {
  height: 100%;
  border-radius: 3px;
}

.map-sum-pct {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.55rem, 0.8vw, 0.6rem);
  font-weight: 600;
  text-align: right;
}

.bnp-c {
  color: var(--bnp);
}

.jamaat-c {
  color: var(--jamaat);
}

.md-stat {
  background: var(--card-bg);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: clamp(0.5rem, 1vw, 0.6rem) clamp(0.6rem, 1.2vw, 0.75rem);
}

.md-stat-num {
  font-family: "Playfair Display", serif;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.2rem;
}

.md-stat-lbl {
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.55rem, 0.8vw, 0.6rem);
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

@media (max-width: 680px) {
  #map-container {
    grid-template-columns: 1fr !important;
  }

  #map-panel {
    border-right: none !important;
    border-bottom: 1px solid var(--rule);
    min-height: 300px !important;
  }
}

/* ── Stacked Bar Tooltip ── */
#sbar-tooltip {
  position: fixed;
  pointer-events: none;
  z-index: 999;
  background: #1a1a1a;
  color: #ffffff;
  font-family: "DM Sans", sans-serif;
  font-size: clamp(0.65rem, 0.9vw, 0.72rem);
  font-weight: 500;
  line-height: 1.3;
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.1s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

#sbar-tooltip.visible {
  opacity: 1;
}

#sbar-tooltip::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-bottom: none;
  border-top-color: #1a1a1a;
}

/* ── DIVISION VOTE SHARE TABLE ── */
.dvs-wrap {
  overflow-x: auto;
  padding: 0 1.5rem 0.25rem;
}

.dvs-table {
  width: 100%;
  border-collapse: collapse;
  font-family: "DM Sans", sans-serif;
  font-size: 0.78rem;
}

.dvs-table th {
  text-align: left;
  padding: 0.45rem 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink-faint);
  font-weight: 600;
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  white-space: nowrap;
}

.dvs-table th:last-child {
  text-align: center;
}

.dvs-table td {
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: middle;
  color: var(--ink);
}

.dvs-div-name {
  font-weight: 600;
  font-size: 0.8rem;
  min-width: 90px;
  white-space: nowrap;
}

.dvs-pct-cell {
  min-width: 88px;
}

.dvs-pct-val {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  font-weight: 700;
  display: block;
}

.dvs-pct-bar {
  height: 3px;
  border-radius: 2px;
  margin-top: 4px;
  min-width: 2px;
}

.dvs-small {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
}

.dvs-dash {
  color: var(--ink-faint);
  font-style: italic;
}

.dvs-gap-cell {
  min-width: 130px;
}

.dvs-gap-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dvs-gap-track {
  flex: 1;
  position: relative;
  height: 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
}

.dvs-gap-center {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(255, 255, 255, 0.18);
}

.dvs-gap-bar {
  position: absolute;
  top: 1px;
  bottom: 1px;
  border-radius: 1px;
}

.dvs-gap-lbl {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.65rem;
  font-weight: 700;
  white-space: nowrap;
  min-width: 32px;
  text-align: right;
}

/* Highlight rows */
.dvs-tr-jamaat td {
  background: rgba(186, 73, 0, 0.08);
}

.dvs-tr-close td {
  background: rgba(255, 200, 0, 0.05);
}

.dvs-tr-national td {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: none;
  font-weight: 700;
}

.dvs-tr-national .dvs-div-name {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dvs-conv-row {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 4px;
}

.dvs-conv-row:last-child {
  margin-bottom: 0;
}

.dvs-conv-lbl {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6rem;
  color: rgba(255, 255, 255, 0.35);
  width: 0.7rem;
  flex-shrink: 0;
  text-align: center;
}

@media (max-width: 600px) {
  .dvs-gap-cell {
    display: none;
  }
}

/* ── DIVISION VOTE/SEAT BARS (mobile-first) ── */
.dvs3-chart {
  padding: 0 1.5rem 0.25rem;
  font-family: "DM Sans", sans-serif;
}

.dvs3-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.1rem;
  margin-bottom: 1.25rem;
}

.dvs3-leg {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  color: var(--ink-faint);
}

.dvs3-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
}

.dvs3-leg-note {
  font-size: 0.61rem;
  color: rgba(255, 255, 255, 0.28);
  font-family: "JetBrains Mono", monospace;
  width: 100%;
  margin-top: 0.15rem;
}

.dvs3-row {
  padding: 0.65rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.dvs3-row-jamaat {
  background: rgba(186, 73, 0, 0.07);
  border-radius: 4px;
  padding: 0.65rem 0.6rem;
  margin: 0 -0.6rem;
}

.dvs3-row-inv {
  background: rgba(184, 134, 11, 0.11);
  border-radius: 4px;
  padding: 0.65rem 0.6rem;
  margin: 0 -0.6rem;
}

.dvs3-national {
  background: rgba(0, 0, 0, 0.07);
  border-radius: 4px;
  padding: 0.85rem 0.6rem;
  margin: 0 -0.6rem;
  border-bottom: none;
}

.dvs3-hd {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.dvs3-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
}

.dvs3-national .dvs3-name {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.dvs3-badge {
  font-size: 0.55rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.18rem 0.5rem;
  border-radius: 3px;
  line-height: 1;
}

.dvs3-badge-jamaat {
  background: var(--jamaat);
  color: #fff;
}

.dvs3-badge-inv {
  background: #b8860b;
  color: #fff;
}

.dvs3-bars {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.dvs3-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dvs3-type {
  font-family: "DM Sans", sans-serif;
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-faint);
  width: 2.5rem;
  flex-shrink: 0;
  text-align: right;
}

.dvs3-track {
  flex: 1;
  height: 9px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 2px;
  display: flex;
  overflow: hidden;
}

.dvs3-col-hdr {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.5rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dvs3-col-hdr-nums {
  font-family: "DM Sans", sans-serif;
  font-size: 0.58rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  min-width: 72px;
  text-align: right;
}

.dvs3-seg {
  height: 100%;
}

.dvs3-seg-bnp {
  background: var(--bnp);
}

.dvs3-seg-jam {
  background: var(--jamaat);
  opacity: 0.85;
}

.dvs3-nums {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.61rem;
  white-space: nowrap;
  min-width: 72px;
  text-align: right;
}

.dvs3-sep {
  color: rgba(255, 255, 255, 0.18);
  margin: 0 2px;
}