/*
 * This is a manifest file that'll be compiled into application.css.
 *
 * With Propshaft, assets are served efficiently without preprocessing steps. You can still include
 * application-wide styles in this file, but keep in mind that CSS precedence will follow the standard
 * cascading order, meaning styles declared later in the document or manifest will override earlier ones,
 * depending on specificity.
 *
 * Consider organizing styles into separate files for maintainability.
 */

:root {
  --color-bg: #ffffff;
  --color-text: #0a0a0a;
  --color-muted: #737373;
  --color-border: #e5e5e5;
  --color-avg: #2563eb;
  --color-peak: #93c5fd;
  --color-median: #a78bfa;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0a0a0a;
    --color-text: #fafafa;
    --color-muted: #a3a3a3;
    --color-border: #262626;
    --color-avg: #3b82f6;
    --color-peak: #60a5fa;
    --color-median: #a78bfa;
  }
}

* { box-sizing: border-box; margin: 0; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  padding: 2rem;
  line-height: 1.5;
}

h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 1.5rem;
}

/* ---- Chart card ---- */

.chart-card {
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  max-width: 52rem;
}

.chart-header {
  margin-bottom: 1.25rem;
}

.chart-header h2 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.chart-subtitle {
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* ---- Chart area ---- */

.chart {
  position: relative;
}

.chart-grid {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-bottom: 2rem; /* room for x-axis labels */
  pointer-events: none;
}

.chart-grid-line {
  border-top: 1px solid var(--color-border);
  position: relative;
  height: 0;
}

.chart-grid-line--zero {
  border-top: 1px solid var(--color-border);
}

.chart-grid-label {
  position: absolute;
  right: calc(100% + 0.5rem);
  top: -0.6em;
  font-size: 0.75rem;
  color: var(--color-muted);
  white-space: nowrap;
}

.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.25rem;
  height: 22rem;
  padding-left: 2.5rem;
  padding-bottom: 2rem;
}

.chart-bar-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
  cursor: default;
  min-width: 0;
  position: relative;
}

.chart-bar-stack {
  width: 100%;
  max-width: 2.5rem;
  display: flex;
  flex-direction: column;
  border-radius: 4px 4px 0 0;
  overflow: hidden;
}

.chart-bar {
  width: 100%;
}

.chart-bar--avg {
  background: var(--color-avg);
}

.chart-bar--peak {
  background: var(--color-peak);
  border-radius: 4px 4px 0 0;
}

.chart-bar-label {
  position: absolute;
  bottom: -1.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.6875rem;
  color: var(--color-muted);
  white-space: nowrap;
}

/* ---- Tooltip ---- */

.chart-tooltip {
  position: absolute;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
}

.chart-tooltip-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
  font-size: 0.8125rem;
}

.chart-tooltip-row {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  line-height: 1.6;
}

.chart-tooltip-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.chart-tooltip-dot--avg  { background: var(--color-avg); }
.chart-tooltip-dot--peak { background: var(--color-peak); }
.chart-tooltip-dot--median { background: var(--color-median); }

.chart-tooltip-key {
  color: var(--color-muted);
}

.chart-tooltip-value {
  margin-left: auto;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  padding-left: 1rem;
}

/* ---- Legend ---- */

.chart-legend {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.chart-legend-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.chart-legend-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
}

.chart-legend-dot--avg  { background: var(--color-avg); }
.chart-legend-dot--peak { background: var(--color-peak); }

/* ---- Navigation ---- */

.main-nav {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.75rem;
}

.nav-link {
  font-size: 0.875rem;
  color: var(--color-muted);
  text-decoration: none;
  padding: 0.25rem 0;
}

.nav-link:hover {
  color: var(--color-text);
}

.nav-link--active {
  color: var(--color-text);
  font-weight: 600;
}

/* ---- Summary ---- */

.summary-row {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.summary-cards {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.summary-card {
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  padding: 1rem 1.25rem;
  min-width: 8rem;
}

.summary-card h3 {
  font-size: 0.8125rem;
  color: var(--color-muted);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.summary-card p {
  font-size: 0.9375rem;
}

/* ---- Period selector ---- */

.period-selector {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

/* ---- Data tables ---- */

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.data-table th,
.data-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  color: var(--color-muted);
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table td {
  font-variant-numeric: tabular-nums;
}

/* ---- Heatmap ---- */

.heatmap-container {
  overflow-x: auto;
}

.heatmap {
  border-collapse: collapse;
  font-size: 0.6875rem;
  width: 100%;
}

.heatmap th,
.heatmap td {
  padding: 0.25rem;
  text-align: center;
  min-width: 1.75rem;
}

.heatmap th {
  color: var(--color-muted);
  font-weight: 500;
}

.heatmap-day {
  font-weight: 500;
  text-align: right;
  padding-right: 0.5rem;
  color: var(--color-muted);
}

.heatmap-cell {
  background: color-mix(in srgb, var(--color-avg) calc(var(--intensity)), transparent);
  border-radius: 2px;
  cursor: default;
}

.heatmap-value {
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}