/* SmartChart BI — Shared Styles */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-base:       #FAF9F6;
  --bg-surface:    #FFFFFF;
  --bg-subtle:     #F3F1ED;
  --border:        #E8E4DC;
  --border-strong: #D4CFC5;
  --text-primary:  #1C1B19;
  --text-secondary:#6B6760;
  --text-muted:    #A39E96;
  --accent:        #D95F39;
  --accent-hover:  #C04E2A;
  --accent-light:  #FDF0EC;
  --teal:          #3A9A8B;
  --teal-light:    #EBF5F2;
  --green:         #5A9B6B;
  --green-light:   #EBF5EE;
  --amber:         #E8A84B;
  --amber-light:   #FDF5E6;
  --red:           #D94040;
  --red-light:     #FDECEC;
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 30px rgba(0,0,0,0.10);
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --font: "Noto Sans SC", "PingFang SC", system-ui, -apple-system, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

/* ─── Header ─── */
.header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 28px;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-right: 32px;
}
.header-logo-icon {
  width: 32px; height: 32px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.header-logo-icon svg { width: 18px; height: 18px; fill: white; }
.header-logo-text {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.header-nav {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 2px;
  flex: 1;
}
.nav-link {
  height: 100%;
  padding: 0 16px;
  display: flex;
  align-items: center;
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.nav-link:hover { color: var(--text-primary); }
.nav-link.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.header-date {
  font-size: 12px;
  color: var(--text-muted);
}

/* ─── Page Layout ─── */
.page-wrap {
  max-width: 1320px;
  margin: 0 auto;
  padding: 28px 28px 48px;
}
.page-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.page-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* ─── KPI Cards ─── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 16px 14px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, transform 0.2s;
}
.kpi-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.kpi-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.kpi-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 6px;
  font-feature-settings: 'tnum';
}
.kpi-change {
  font-size: 12px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 7px;
  border-radius: 20px;
}
.kpi-change.up { background: var(--green-light); color: var(--green); }
.kpi-change.down { background: var(--red-light); color: var(--red); }
.kpi-change.neutral { background: var(--bg-subtle); color: var(--text-muted); }
.kpi-change svg { width: 10px; height: 10px; }

/* ─── Chart Card ─── */
.chart-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: 20px;
}
.chart-card-header {
  padding: 16px 20px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.chart-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}
.chart-card-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-left: auto;
  margin-right: 12px;
}
.chart-card-body { padding: 20px; }
.chart-canvas-wrap { position: relative; height: 340px; }
.chart-canvas-wrap.tall { height: 420px; }
.chart-canvas-wrap.short { height: 260px; }

/* ─── Grid Layouts ─── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }

/* ─── Section Title ─── */
.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ─── Filter Bar ─── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.filter-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}
.filter-btn {
  padding: 5px 12px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: inherit;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.filter-btn:hover { border-color: var(--border-strong); color: var(--text-primary); }
.filter-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

/* ─── Data Table ─── */
.data-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.data-table th {
  background: var(--bg-subtle);
  padding: 9px 14px;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  white-space: nowrap;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:nth-child(even) td { background: var(--bg-base); }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table .positive { color: var(--green); }
.data-table .negative { color: var(--red); }
.data-table tbody tr.row-highlight { background: var(--accent-light) !important; outline: 2px solid var(--accent); outline-offset: -2px; }

/* ─── Legend / Color Swatch ─── */
.legend-list {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 10px 0;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}
.legend-swatch {
  width: 10px; height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ─── Waterfall helper classes ─── */
.waterfall-positive { color: var(--green); }
.waterfall-negative { color: var(--red); }
.waterfall-total { color: var(--text-primary); font-weight: 600; }

/* ─── Alert Badge ─── */
.alert-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
}
.alert-badge.warning { background: var(--amber-light); color: var(--amber); }
.alert-badge.danger { background: var(--red-light); color: var(--red); }
.alert-badge.success { background: var(--green-light); color: var(--green); }

/* ─── DuPont Pyramid ─── */
.dupont-level {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 4px;
}
.dupont-box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  text-align: center;
  min-width: 120px;
  box-shadow: var(--shadow-sm);
}
.dupont-box.highlight {
  background: var(--accent-light);
  border-color: var(--accent);
}
.dupont-label { font-size: 11px; color: var(--text-muted); margin-bottom: 3px; }
.dupont-value { font-size: 15px; font-weight: 700; color: var(--text-primary); }
.dupont-arrow { font-size: 14px; color: var(--text-muted); }

/* ─── Footer ─── */
.page-footer {
  text-align: center;
  padding: 24px;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

/* ─── Distribution Module ─── */
.dist-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
}
.dist-tab {
  padding: 7px 18px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-family: inherit;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.dist-tab:hover { border-color: var(--accent); color: var(--accent); }
.dist-tab.active { border-color: var(--accent); color: var(--accent); background: var(--accent-light); font-weight: 600; }

.dist-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: 20px;
  overflow: hidden;
}

/* Left/Right split layout */
.dist-split {
  display: flex;
  min-height: 520px;
}
.dist-split-charts {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  border-right: 1px solid var(--border);
  overflow: hidden;
}
.dist-split-table {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}
.dist-type-btns {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.dist-type-btn {
  padding: 5px 13px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: inherit;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.dist-type-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.dist-type-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-light); font-weight: 600; }

.dist-one-chart {
  flex: 1;
  display: flex;
  align-items: stretch;
  min-height: 340px;
  position: relative;
}
.dist-chart-single {
  flex: 1;
  display: flex;
  flex-direction: column;
  visibility: hidden;
  height: 0;
  overflow: hidden;
  padding: 16px 20px;
  gap: 12px;
}
.dist-chart-single--active {
  display: flex;
  flex: 1;
  height: auto;
  visibility: visible;
  overflow: hidden;
}
.dist-chart-single-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.dist-chart-wrap {
  position: relative;
  flex: 1;
  width: 100%;
  height: 100%;
  min-height: 280px;
}

.dist-legend-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding-top: 6px;
}
.dist-legend-row .legend-item { font-size: 11px; }

.dist-table-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ─── Responsive ─── */
@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .page-wrap { padding: 16px; }
  .header-nav { display: none; }
}