@import url('../assets/tokens.css');

/*
 * Chart Guide — bikindashboard.com CSS
 * Global styles & components based on docs/source/chart/design.md
 */

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--bd-font);
  background: var(--bd-bg-secondary);
  color: var(--bd-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Global Text Color Reset to prevent browser default user-agent or link inheritance coloring text blue */
p, ul, li, th, td, h1, h2, h3, span:not(.bd-badge):not(.bd-btn):not(.bd-kbd) {
  color: var(--bd-text);
}

/* ==========================================================================
   Typography
   ========================================================================== */
.bd-title      { font-size: 20px; font-weight: 600; color: var(--bd-text); line-height: 1.3; }
.bd-heading    { font-size: 15px; font-weight: 600; color: var(--bd-text); }
.bd-body       { font-size: 14px; font-weight: 400; color: var(--bd-text); line-height: 1.6; }
.bd-label      { font-size: 12px; font-weight: 500; color: var(--bd-text-secondary); letter-spacing: 0.03em; }
.bd-hint       { font-size: 12px; font-weight: 400; color: var(--bd-text-tertiary); }
.bd-mono       { font-family: var(--bd-font-mono); font-size: 12px; }

.bd-data-sample-note {
  margin: 0 0 12px;
  line-height: 1.5;
}

/* ==========================================================================
   Layout Structure
   ========================================================================== */
.bd-topbar {
  background: var(--bd-bg);
  border-bottom: 1px solid var(--bd-border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.bd-topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.bd-topbar-left { display: flex; align-items: center; gap: 12px; }
.bd-topbar-right { display: flex; align-items: center; gap: 8px; }
.bd-topbar-divider { width: 1px; height: 16px; background: var(--bd-border); }

.bd-back {
  font-size: 13px;
  color: var(--bd-text-secondary);
  text-decoration: none;
}
.bd-back:hover { color: var(--bd-text); }

.bd-main { flex: 1; padding: 24px; }
.bd-container { max-width: 1100px; margin: 0 auto; }

.bd-footer {
  text-align: center;
  padding: 16px;
  border-top: 1px solid var(--bd-border);
  background: var(--bd-bg);
}
.bd-link { color: var(--bd-primary); text-decoration: none; }
.bd-link:hover { text-decoration: underline; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.bd-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  border-radius: var(--bd-radius-md);
  font-family: var(--bd-font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
  outline: none;
}
.bd-btn:active { transform: scale(0.97); }

.bd-btn-primary {
  background: var(--bd-primary);
  color: #fff;
  border-color: var(--bd-primary);
}
.bd-btn-primary:hover { background: var(--bd-primary-hover); border-color: var(--bd-primary-hover); }

.bd-btn-secondary {
  background: var(--bd-bg);
  color: var(--bd-text);
  border-color: var(--bd-border-strong);
}
.bd-btn-secondary:hover { background: var(--bd-bg-tertiary); }

.bd-btn-ghost {
  background: transparent;
  color: var(--bd-text-secondary);
  border-color: var(--bd-border);
}
.bd-btn-ghost:hover { background: var(--bd-bg-tertiary); color: var(--bd-text); }

.bd-btn-sm { height: 28px; padding: 0 10px; font-size: 12px; }

/* ==========================================================================
   Inputs
   ========================================================================== */
.bd-input {
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--bd-border);
  border-radius: var(--bd-radius-md);
  font-family: var(--bd-font);
  font-size: 14px;
  color: var(--bd-text);
  background: var(--bd-bg);
  width: 100%;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.bd-input::placeholder { color: var(--bd-text-tertiary); }
.bd-input:focus { outline: none; border-color: var(--bd-primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.bd-input-sm { height: 30px; font-size: 13px; }

/* ==========================================================================
   Cards
   ========================================================================== */
.bd-card {
  background: var(--bd-bg);
  border: 1px solid var(--bd-border);
  border-radius: var(--bd-radius-lg);
  overflow: hidden;
  box-shadow: var(--bd-shadow-sm);
}
.bd-card-header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--bd-border);
  background: var(--bd-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.bd-card-body { padding: 16px; }

/* ==========================================================================
   Badges
   ========================================================================== */
.bd-badge {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 8px;
  border-radius: var(--bd-radius-full);
  font-size: 11px;
  font-weight: 500;
  text-decoration: none;
}
.bd-badge-blue   { background: var(--bd-primary-light); color: var(--bd-primary-text); }
.bd-badge-orange { background: #FFF7ED; color: #B45309; }
.bd-badge-green  { background: var(--bd-success-light); color: var(--bd-success); }
.bd-badge-gray   { background: var(--bd-bg-tertiary); color: var(--bd-text-secondary); }

/* ==========================================================================
   Toasts
   ========================================================================== */
.bd-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(60px);
  background: var(--bd-text);
  color: var(--bd-bg);
  padding: 8px 16px;
  border-radius: var(--bd-radius-md);
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transition: all 0.2s cubic-bezier(.4,0,.2,1);
  pointer-events: none;
  z-index: 1000;
  white-space: nowrap;
  box-shadow: var(--bd-shadow-md);
}
.bd-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   Section Labels
   ========================================================================== */
.bd-section-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--bd-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 8px;
}

/* ==========================================================================
   Dividers
   ========================================================================== */
.bd-divider {
  height: 1px;
  background: var(--bd-border);
  margin: 20px 0;
}

/* ==========================================================================
   Keyboard Shortcut Hints
   ========================================================================== */
.bd-kbd-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--bd-text-tertiary);
}
.bd-kbd {
  display: inline-block;
  padding: 2px 6px;
  border: 1px solid var(--bd-border-strong);
  border-radius: var(--bd-radius-sm);
  font-family: var(--bd-font);
  font-size: 11px;
  color: var(--bd-text-secondary);
  background: var(--bd-bg-secondary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.bd-hero {
  text-align: center;
  padding: 20px 16px 8px 16px;
  margin-bottom: 12px;
}
.bd-hero-title {
  font-size: 32px;
  font-weight: 600;
  color: var(--bd-text);
  margin-bottom: 8px;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.bd-hero-subtitle {
  font-size: 15px;
  color: var(--bd-text-secondary);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ==========================================================================
   Search & Filter Layouts
   ========================================================================== */
.bd-search-wrapper {
  max-width: 500px;
  margin: 0 auto 12px auto;
}
.bd-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.bd-category-desc {
  font-size: 13px;
  color: var(--bd-text-secondary);
  text-align: center;
  margin-top: -8px;
  margin-bottom: 20px;
  opacity: 0;
  transition: opacity 0.15s ease-in-out;
  min-height: 20px;
}
.bd-category-desc.show {
  opacity: 1;
}

/* Keep the guide page aligned with the content grid.  The other tools use a
   left-edge workspace layout, so the guide's discovery controls should start
   on that same vertical line instead of floating in the middle. */
body.bd-chart-index .bd-hero {
  text-align: left;
  padding-left: 0;
  padding-right: 0;
}
body.bd-chart-index .bd-hero-subtitle {
  margin-left: 0;
  margin-right: 0;
}
body.bd-chart-index .bd-search-wrapper {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}
body.bd-chart-index .bd-filters {
  justify-content: flex-start;
}
body.bd-chart-index .bd-category-desc {
  text-align: left;
}
.bd-chart-recommender-entry {
  margin: -10px 0 18px;
  color: var(--bd-text-secondary);
  font-size: 13px;
}
.bd-chart-recommender-entry a {
  color: var(--bd-primary);
  font-weight: 600;
  text-decoration: none;
}
.bd-chart-recommender-entry a:hover { text-decoration: underline; }
.bd-filter-pill {
  background: var(--bd-bg);
  border: 1px solid var(--bd-border);
  color: var(--bd-text-secondary);
  font-family: var(--bd-font);
  font-size: 13px;
  font-weight: 500;
  height: 32px;
  padding: 0 14px;
  border-radius: var(--bd-radius-md);
  cursor: pointer;
  transition: all 0.15s;
  outline: none;
}
.bd-filter-pill:hover {
  border-color: var(--bd-border-strong);
  color: var(--bd-text);
}
.bd-filter-pill.active {
  background: var(--bd-primary);
  border-color: var(--bd-primary);
  color: #ffffff;
}
.bd-filter-pill:active {
  transform: scale(0.96);
}

/* ==========================================================================
   Grid & Card Layouts
   ========================================================================== */
.bd-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
  gap: 20px;
  margin-bottom: 32px;
}

.bd-chart-card {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s;
  border: 1px solid var(--bd-border);
  border-radius: var(--bd-radius-lg);
  background: var(--bd-bg);
  overflow: hidden;
}
.bd-chart-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--bd-shadow-md);
  border-color: var(--bd-border-strong);
}
.bd-chart-card-preview {
  height: 116px;
  padding: 16px 16px 0;
  background: linear-gradient(180deg, var(--bd-primary-light), var(--bd-bg));
  overflow: hidden;
}
.chart-thumb {
  height: 100%;
  width: 100%;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-bottom: 0;
  border-radius: var(--bd-radius-md) var(--bd-radius-md) 0 0;
  background: rgba(255, 255, 255, 0.8);
}
.chart-thumb-bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 9px;
  padding: 18px 22px 0;
}
.chart-thumb-bars::before,
.chart-thumb-bars::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  height: 1px;
  background: var(--bd-border);
}
.chart-thumb-bars::before { top: 35%; }
.chart-thumb-bars::after { top: 67%; }
.chart-thumb-bars i {
  display: block;
  width: min(13%, 22px);
  min-height: 14px;
  border-radius: 4px 4px 0 0;
  background: var(--bd-primary);
  opacity: 0.85;
  z-index: 1;
}
.chart-thumb-bars i:nth-child(2n) { background: #60A5FA; }
.chart-thumb-line svg {
  width: 100%;
  height: 100%;
  display: block;
}
.chart-thumb-line svg path:first-child {
  fill: none;
  stroke: var(--bd-primary);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.chart-thumb-line .chart-thumb-fill {
  fill: rgba(37, 99, 235, 0.12);
  stroke: none;
}
.chart-thumb-slope svg,
.chart-thumb-area svg {
  display: block;
  width: 100%;
  height: 100%;
}
.chart-thumb-slope svg path {
  fill: none;
  stroke: var(--bd-primary);
  stroke-width: 3;
  stroke-linecap: round;
}
.chart-thumb-slope svg path:nth-child(2) { stroke: #60A5FA; }
.chart-thumb-slope svg path:nth-child(3) { stroke: #93C5FD; }
.chart-thumb-slope svg circle {
  fill: #fff;
  stroke: var(--bd-primary);
  stroke-width: 3;
}
.chart-thumb-slope svg circle:nth-of-type(2n) { stroke: #60A5FA; }
.chart-thumb-area .area-fill { fill: rgba(37, 99, 235, 0.18); stroke: none; }
.chart-thumb-area .area-line { fill: none; stroke: var(--bd-primary); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.chart-thumb-donut {
  display: grid;
  place-items: center;
}
.chart-thumb-donut::before {
  content: "";
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: conic-gradient(var(--bd-primary) 0 34%, #60A5FA 34% 62%, #93C5FD 62% 82%, #DBEAFE 82% 100%);
}
.chart-thumb-donut span {
  position: absolute;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #fff;
}
.chart-thumb-donut.is-pie span { display: none; }
.chart-thumb-stacked,
.chart-thumb-histogram,
.chart-thumb-waterfall {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 8px;
  padding: 18px 22px 0;
}
.chart-thumb-stacked::before,
.chart-thumb-histogram::before,
.chart-thumb-waterfall::before {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 1px;
  background: var(--bd-border-strong);
}
.chart-thumb-stacked i {
  display: block;
  width: min(15%, 24px);
  min-height: 20px;
  border-radius: 4px 4px 0 0;
  background: linear-gradient(to top, #2563EB 0 34%, #60A5FA 34% 68%, #93C5FD 68% 100%);
}
.chart-thumb-treemap {
  background: #EFF6FF;
}
.chart-thumb-treemap i {
  position: absolute;
  border: 3px solid #EFF6FF;
  border-radius: 4px;
  background: var(--bd-primary);
}
.chart-thumb-treemap i:nth-child(1) { left: 0; top: 0; width: 47%; height: 62%; }
.chart-thumb-treemap i:nth-child(2) { left: 47%; top: 0; width: 28%; height: 36%; background: #60A5FA; }
.chart-thumb-treemap i:nth-child(3) { left: 75%; top: 0; width: 25%; height: 36%; background: #93C5FD; }
.chart-thumb-treemap i:nth-child(4) { left: 47%; top: 36%; width: 53%; height: 64%; background: #3B82F6; }
.chart-thumb-treemap i:nth-child(5) { left: 0; top: 62%; width: 47%; height: 38%; background: #1D4ED8; }
.chart-thumb-histogram i {
  display: block;
  width: min(11%, 17px);
  min-height: 12px;
  border-radius: 3px 3px 0 0;
  background: #60A5FA;
}
.chart-thumb-histogram i:nth-child(3),
.chart-thumb-histogram i:nth-child(4),
.chart-thumb-histogram i:nth-child(5),
.chart-thumb-histogram i:nth-child(6) { background: var(--bd-primary); }
.chart-thumb-boxplot {
  display: block;
}
.chart-thumb-boxplot .boxplot-line {
  position: absolute;
  left: 18%;
  right: 18%;
  top: 50%;
  height: 3px;
  border-radius: 2px;
  background: var(--bd-border-strong);
}
.chart-thumb-boxplot .boxplot-cap {
  position: absolute;
  top: 35%;
  width: 2px;
  height: 30%;
  background: var(--bd-primary);
}
.chart-thumb-boxplot .boxplot-cap-left { left: 18%; }
.chart-thumb-boxplot .boxplot-cap-right { right: 18%; }
.chart-thumb-boxplot .boxplot-box {
  position: absolute;
  left: 33%;
  top: 29%;
  width: 34%;
  height: 42%;
  border: 2px solid var(--bd-primary);
  border-radius: 4px;
  background: #DBEAFE;
}
.chart-thumb-boxplot .boxplot-median {
  position: absolute;
  left: 51%;
  top: 29%;
  width: 2px;
  height: 42%;
  background: #1D4ED8;
}
.chart-thumb-bullet {
  display: flex;
  align-items: center;
  padding: 0 18px;
}
.chart-thumb-bullet::before {
  content: "";
  position: absolute;
  left: 14%;
  right: 14%;
  height: 28px;
  border-radius: 4px;
  background: linear-gradient(90deg, #DBEAFE 0 45%, #BFDBFE 45% 74%, #93C5FD 74% 100%);
}
.chart-thumb-bullet span {
  position: absolute;
  left: 14%;
  width: 59%;
  height: 10px;
  border-radius: 3px;
  background: var(--bd-primary);
}
.chart-thumb-bullet i {
  position: absolute;
  left: 67%;
  width: 3px;
  height: 42px;
  border-radius: 2px;
  background: #0F172A;
}
.chart-thumb-bullet b {
  position: absolute;
  left: 79%;
  width: 2px;
  height: 36px;
  background: #475569;
}
.chart-thumb-waterfall i {
  display: block;
  width: min(15%, 24px);
  min-height: 18px;
  border-radius: 3px 3px 0 0;
  background: var(--bd-primary);
}
.chart-thumb-waterfall i:nth-child(2) { margin-bottom: 18%; background: #F59E0B; }
.chart-thumb-waterfall i:nth-child(3) { margin-bottom: 8%; background: #60A5FA; }
.chart-thumb-waterfall i:nth-child(4) { margin-bottom: 28%; background: #F59E0B; }
.chart-thumb-waterfall i:nth-child(5) { margin-bottom: 0; background: #2563EB; }
.chart-thumb-heatmap {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 4px;
  padding: 16px 18px;
  background: var(--bd-bg-secondary);
}
.chart-thumb-heatmap i {
  border-radius: 3px;
  background: #DBEAFE;
}
.chart-thumb-heatmap i:nth-child(2),
.chart-thumb-heatmap i:nth-child(7) { background: #93C5FD; }
.chart-thumb-heatmap i:nth-child(3),
.chart-thumb-heatmap i:nth-child(9),
.chart-thumb-heatmap i:nth-child(11) { background: #60A5FA; }
.chart-thumb-heatmap i:nth-child(4),
.chart-thumb-heatmap i:nth-child(8),
.chart-thumb-heatmap i:nth-child(12) { background: var(--bd-primary); }
.chart-thumb-heatmap i:nth-child(5) { background: #1D4ED8; }
.chart-thumb-scatter {
  background-image: linear-gradient(var(--bd-border) 1px, transparent 1px), linear-gradient(90deg, var(--bd-border) 1px, transparent 1px);
  background-size: 25% 50%;
}
.chart-thumb-scatter i {
  position: absolute;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bd-primary);
}
.chart-thumb-scatter i:nth-child(1) { left: 18%; bottom: 24%; }
.chart-thumb-scatter i:nth-child(2) { left: 31%; bottom: 42%; width: 15px; height: 15px; background: #60A5FA; }
.chart-thumb-scatter i:nth-child(3) { left: 43%; bottom: 32%; }
.chart-thumb-scatter i:nth-child(4) { left: 57%; bottom: 58%; width: 17px; height: 17px; background: #93C5FD; }
.chart-thumb-scatter i:nth-child(5) { left: 70%; bottom: 50%; }
.chart-thumb-scatter i:nth-child(6) { left: 79%; bottom: 72%; width: 8px; height: 8px; background: #1D4ED8; }
.chart-thumb-dotplot {
  background-image: linear-gradient(90deg, var(--bd-border) 1px, transparent 1px);
  background-size: 20% 100%;
}
.chart-thumb-dotplot .dotplot-axis {
  position: absolute;
  left: 10%;
  right: 10%;
  bottom: 25%;
  height: 2px;
  border-radius: 2px;
  background: var(--bd-border-strong);
}
.chart-thumb-dotplot i {
  position: absolute;
  bottom: calc(25% - 5px);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bd-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
}
.chart-thumb-dotplot i:nth-of-type(1) { left: 16%; }
.chart-thumb-dotplot i:nth-of-type(2) { left: 24%; }
.chart-thumb-dotplot i:nth-of-type(3) { left: 36%; }
.chart-thumb-dotplot i:nth-of-type(4) { left: 44%; }
.chart-thumb-dotplot i:nth-of-type(5) { left: 45.5%; }
.chart-thumb-dotplot i:nth-of-type(6) { left: 61%; }
.chart-thumb-dotplot i:nth-of-type(7) { left: 74%; }
.chart-thumb-dotplot i:nth-of-type(8) { left: 82%; background: #60A5FA; }
.chart-thumb-map {
  display: grid;
  place-items: center;
}
.chart-thumb-map svg { width: 88%; height: 88%; }
.chart-thumb-map path { fill: #bfdbfe; stroke: #3b82f6; stroke-width: 2; stroke-linejoin: round; }
.chart-thumb-map circle { fill: #1d4ed8; stroke: #fff; stroke-width: 2; }
.chart-thumb-bubble {
  background-image: linear-gradient(var(--bd-border) 1px, transparent 1px), linear-gradient(90deg, var(--bd-border) 1px, transparent 1px);
  background-size: 25% 50%;
}
.chart-thumb-bubble i {
  position: absolute;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.78);
  border: 2px solid rgba(255, 255, 255, 0.72);
}
.chart-thumb-bubble i:nth-child(1) { left: 17%; bottom: 24%; width: 13px; height: 13px; }
.chart-thumb-bubble i:nth-child(2) { left: 31%; bottom: 45%; width: 24px; height: 24px; background: rgba(96, 165, 250, 0.82); }
.chart-thumb-bubble i:nth-child(3) { left: 49%; bottom: 32%; width: 10px; height: 10px; background: rgba(29, 78, 216, 0.82); }
.chart-thumb-bubble i:nth-child(4) { left: 62%; bottom: 58%; width: 31px; height: 31px; background: rgba(147, 197, 253, 0.92); }
.chart-thumb-bubble i:nth-child(5) { left: 80%; bottom: 68%; width: 15px; height: 15px; background: rgba(37, 99, 235, 0.9); }
.bd-chart-card-header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--bd-border);
  background: var(--bd-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.bd-chart-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--bd-text);
}
.bd-chart-card-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.bd-chart-card-desc {
  font-size: 13px;
  line-height: 1.5;
  color: var(--bd-text-secondary);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.bd-chart-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 11px;
  color: var(--bd-text-tertiary);
}
.bd-chart-card-meta span + span {
  padding-left: 8px;
  border-left: 1px solid var(--bd-border);
}
.bd-chart-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}
.bd-chart-card-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--bd-border);
  color: var(--bd-primary-text);
  font-size: 12px;
  font-weight: 600;
  background: var(--bd-bg-secondary);
}

/* ==========================================================================
   Empty State
   ========================================================================== */
.bd-empty-state {
  text-align: center;
  padding: 40px 24px;
  background: var(--bd-bg);
  border: 1px dashed var(--bd-border-strong);
  border-radius: var(--bd-radius-lg);
  max-width: 420px;
  margin: 20px auto 32px auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.bd-empty-icon {
  color: var(--bd-text-tertiary);
}
.bd-empty-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--bd-text-secondary);
}

/* ==========================================================================
   Detail Page Specific
   ========================================================================== */
.bd-chart-view-card {
  margin-bottom: 24px;
}
.bd-chart-canvas-wrapper {
  height: 360px;
  position: relative;
  width: 100%;
}
.bd-chart-canvas-wrapper > canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}
.bd-native-chart {
  position: absolute;
  inset: 16px;
  display: block;
}
.bd-native-chart[hidden] {
  display: none;
}
.bd-native-chart svg {
  width: 100%;
  height: 100%;
  display: block;
}
.bd-chart-fallback {
  position: absolute;
  inset: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  border: 1px dashed var(--bd-border-strong);
  border-radius: var(--bd-radius-md);
  background: var(--bd-bg-secondary);
  color: var(--bd-text-secondary);
}
.bd-chart-fallback[hidden] {
  display: none;
}
.bd-chart-fallback strong {
  font-size: 14px;
  color: var(--bd-text);
}
.bd-chart-fallback span {
  max-width: 360px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--bd-text-tertiary);
}

.bd-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
  margin-bottom: 24px;
}
.bd-detail-main {
  height: fit-content;
}
.bd-kegunaan-list {
  padding-left: 20px;
}
.bd-kegunaan-list li {
  margin-bottom: 8px;
  line-height: 1.5;
}
.bd-body,
#chart-description,
.bd-kegunaan-list li,
.bd-list-unstyled li {
  color: var(--bd-text) !important;
}
.bd-dos-donts-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.bd-card-dos {
  border-left: 3px solid var(--bd-success);
  background: var(--bd-success-light);
}
.bd-card-donts {
  border-left: 3px solid var(--bd-danger);
  background: var(--bd-danger-light);
}
.bd-dos-header, .bd-donts-header {
  background: transparent !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}
.bd-dos-header h3 {
  color: var(--bd-success);
}
.bd-donts-header h3 {
  color: var(--bd-danger);
}
.bd-list-unstyled {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.bd-list-unstyled li {
  position: relative;
  padding-left: 20px;
  line-height: 1.5;
}
.bd-list-unstyled li::before {
  content: "•";
  position: absolute;
  left: 0;
  font-weight: bold;
}
.bd-card-dos .bd-list-unstyled li::before {
  color: var(--bd-success);
}
.bd-card-donts .bd-list-unstyled li::before {
  color: var(--bd-danger);
}
#when-not-to-use-section .bd-list-unstyled li::before {
  color: var(--bd-text-secondary);
}

.bd-detail-left p,
.bd-detail-left li,
.bd-detail-left td,
.bd-detail-right li {
  color: var(--bd-text) !important;
}

.bd-hint {
  color: var(--bd-text-tertiary) !important;
}

.bd-chart-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  margin-bottom: 24px;
}
.bd-chart-nav .bd-btn {
  text-decoration: none;
}

/* ==========================================================================
   Data Table (Struktur Data)
   ========================================================================== */
.bd-data-structure-wrapper {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--bd-border);
  border-radius: var(--bd-radius-md);
  margin-top: 12px;
  margin-bottom: 8px;
}
.bd-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}
.bd-data-table th {
  background: var(--bd-bg-tertiary);
  color: var(--bd-text-secondary);
  font-weight: 600;
  padding: 8px 12px;
  border-bottom: 1px solid var(--bd-border);
}
.bd-data-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--bd-border);
  font-family: var(--bd-font-mono);
  color: var(--bd-text);
  background: var(--bd-bg);
  white-space: nowrap;
}
.bd-data-table tr:last-child td {
  border-bottom: none;
}

@media (max-width: 800px) {
  .bd-detail-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}
/* ==========================================================================
   Media Queries
   ========================================================================== */
@media (max-width: 900px) {
  .bd-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1201px) {
  .bd-chart-card-preview {
    height: 148px;
  }
}

@media (min-width: 901px) and (max-width: 1100px) {
  .bd-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .bd-main {
    padding: 16px;
  }
  .bd-title {
    font-size: 18px;
  }
  .bd-chart-canvas-wrapper {
    height: 280px;
  }
  .bd-chart-view-card .bd-card-header {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 6px 10px;
  }
  .bd-chart-view-card .bd-card-header .bd-hint {
    flex: 1 1 100%;
    white-space: normal;
    text-align: left;
  }
  .bd-chart-canvas-wrapper .bd-native-chart {
    inset: 10px;
  }
  .bd-chart-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin-top: 24px;
  }
  .bd-chart-nav .bd-btn {
    width: 100%;
    min-width: 0;
    justify-content: center;
    padding: 0 8px;
    font-size: 12px;
  }
  .bd-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Keep chart cards and detail content inside the mobile viewport. */
.bd-chart-card,
.bd-chart-card > *,
.bd-detail-grid > *,
.bd-chart-view-card {
  min-width: 0;
}

.bd-chart-card-desc,
.bd-detail-left p,
.bd-detail-left li,
.bd-detail-right li {
  overflow-wrap: anywhere;
}

@media (max-width: 600px) {
  .bd-chart-card-preview {
    height: 104px;
    padding: 12px 12px 0;
  }

  .bd-chart-card-header,
  .bd-chart-card-body,
  .bd-chart-card-footer {
    padding-left: 12px;
    padding-right: 12px;
  }

  .bd-chart-view-card .bd-card-header {
    padding: 12px;
  }

  .bd-chart-canvas-wrapper {
    height: 240px;
  }

  .bd-chart-canvas-wrapper .bd-native-chart,
  .bd-chart-canvas-wrapper .bd-chart-fallback {
    inset: 10px;
  }

  #chart-badges {
    margin-left: 0 !important;
    max-width: 100%;
    flex-wrap: wrap;
  }
}