/* Read-only progression overview, fed by dashboard-model.js. */
.progression-overview { padding: var(--space-3) var(--page-gutter) var(--space-6); min-width: 0; }
.progression-periods { margin-bottom: var(--space-3); padding: 3px; }
.progression-periods button { min-height: 44px; padding: var(--space-2); }
.progression-period-caption { margin: 0 0 var(--space-5); color: var(--text-muted); font: 400 var(--type-caption)/1.5 var(--font-body); font-variant-numeric: tabular-nums; }
.progression-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2); margin: 0 0 var(--space-7); }
.progression-metric { min-width: 0; padding: var(--space-4); background: var(--surface-1); border-radius: var(--radius-sm); }
.progression-metric dt { color: var(--text-secondary); font: 400 var(--type-caption)/1.4 var(--font-body); }
.progression-metric dd { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-1) var(--space-2); margin: var(--space-3) 0 0; color: var(--text-primary); }
.progression-metric dd strong { min-width: 0; overflow-wrap: anywhere; font: 600 clamp(2.125rem, 8.8vw, 2.25rem)/1.05 var(--font-display); letter-spacing: -.045em; font-variant-numeric: tabular-nums lining-nums; }
.progression-metric dd > span { font: 400 var(--type-caption)/1.4 var(--font-body); color: var(--text-secondary); }
.progression-metric .progression-metric-context { display: block; margin: var(--space-3) 0 0; color: var(--text-muted); font: 400 var(--type-caption)/1.45 var(--font-body); }
.progression-section-heading { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: var(--space-2); margin-bottom: var(--space-4); }
.progression-section-heading h3 { margin: 0; font: 600 var(--type-section)/1.2 var(--font-display); letter-spacing: -.025em; }
.progression-section-heading > span { color: var(--text-muted); font: 400 var(--type-micro)/1.4 var(--font-technical); letter-spacing: .08em; }
.progression-history { min-width: 0; margin-bottom: var(--space-7); }
.progression-chart-wrap { padding: var(--space-4) 0 0; }
.progression-chart-axis, .progression-chart-dates { display: flex; justify-content: space-between; gap: var(--space-3); color: var(--text-muted); font: 400 .75rem/1.5 var(--font-body); }
.progression-chart { min-height: 144px; cursor: crosshair; touch-action: pan-y; }
.progression-chart:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.progression-chart svg { display: block; width: 100%; height: auto; min-height: 144px; overflow: visible; }
.progression-gridline { stroke: var(--border-subtle); stroke-width: 1; stroke-dasharray: 2 5; }
.progression-baseline { stroke: var(--border-subtle); stroke-width: 1; }
.progression-bar { fill: var(--text-muted); }
.progression-chart-dot { fill: transparent; }
.is-selected .progression-bar { fill: var(--text-primary); }
.is-selected .progression-chart-dot { fill: var(--signal-red); }
.progression-chart-inspector { display: grid; grid-template-columns: 44px minmax(0, 1fr) 44px; align-items: center; gap: var(--space-3); min-height: 100px; margin-top: var(--space-4); padding: var(--space-3) 0; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.progression-chart-step { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 0; border: 1px solid var(--border-subtle); border-radius: var(--radius-round); color: var(--text-primary); background: transparent; cursor: pointer; }
.progression-chart-step:disabled { opacity: .35; cursor: default; }
.progression-chart-detail { display: flex; flex-direction: column; align-items: center; gap: 2px; min-width: 0; margin: 0; text-align: center; }
.progression-chart-detail > span { color: var(--text-secondary); font: 400 .75rem/1.4 var(--font-body); }
.progression-chart-detail strong { overflow-wrap: anywhere; color: var(--text-primary); font: 600 1.5rem/1.2 var(--font-display); letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
.progression-chart-detail strong small { color: var(--text-secondary); font: 400 var(--type-caption)/1.4 var(--font-body); }
.progression-evidence-note, .progression-protocol-note { margin: var(--space-4) 0 0; color: var(--text-muted); font: 400 .75rem/1.55 var(--font-body); }
.progression-protocol-note { color: var(--text-secondary); padding-left: var(--space-3); border-left: 1px solid var(--border-control); }
.progression-chart-empty { padding: var(--space-5) 0; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.progression-chart-empty p { margin: 0 0 var(--space-2); color: var(--text-primary); font-size: var(--type-body); }
.progression-chart-empty span { color: var(--text-muted); font-size: var(--type-caption); }
.progression-explore { margin-bottom: var(--space-7); }
.progression-route { display: grid; grid-template-columns: 28px minmax(0, 1fr) 20px; gap: var(--space-3); align-items: center; width: 100%; padding: var(--space-5) 0; border: 0; border-top: 1px solid var(--border-subtle); color: var(--text-primary); background: transparent; text-align: left; cursor: pointer; }
.progression-route:last-child { border-bottom: 1px solid var(--border-subtle); }
.progression-route > span { min-width: 0; }
.progression-route-icon { color: var(--text-secondary); }
.progression-route strong { display: block; font: 600 var(--type-label)/1.3 var(--font-display); letter-spacing: -.015em; }
.progression-route small { display: block; margin-top: var(--space-1); color: var(--text-muted); font: 400 var(--type-caption)/1.5 var(--font-body); }
.progression-editorial { margin: 0; overflow: hidden; background: var(--bg-secondary); }
.progression-editorial img { display: block; width: 100%; height: 140px; object-fit: cover; object-position: 65% 55%; }
.progression-editorial figcaption { display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-4) 0 0; background: var(--bg-primary); }
.progression-editorial strong { color: var(--text-primary); font: 600 var(--type-label)/1.3 var(--font-display); letter-spacing: -.015em; }
.progression-editorial figcaption span { color: var(--text-muted); font: 400 var(--type-caption)/1.5 var(--font-body); }
@media (max-width: 379px) { .progression-metric { padding: var(--space-3); } }
@media (min-width: 768px) {
  .progression-metrics { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .progression-history { max-width: 720px; }
  .progression-chart svg { max-height: 240px; }
  .progression-explore { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); }
  .progression-route { align-items: start; border-bottom: 1px solid var(--border-subtle); }
  .progression-editorial { max-width: 720px; }
}
@media (hover: hover) { .progression-route:hover, .progression-chart-step:hover:not(:disabled) { background: var(--surface-1); } }
@media (prefers-reduced-motion: reduce) { .progression-overview *, .progression-overview *::before, .progression-overview *::after { animation: none !important; transition: none !important; } }