/* Sim-only styles on top of racebook.css. */
.viewer-wrap { position: relative; height: min(62vh, 620px); min-height: 320px; border-radius: 0 0 8px 8px; overflow: hidden; background: var(--bg-primary); }
.viewer-wrap canvas { display: block; width: 100%; height: 100%; }
.viewer-views { position: absolute; right: 10px; top: 10px; display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.viewer-empty { position: absolute; inset: 0; display: grid; place-items: center; color: var(--text-muted); font-family: var(--font-mono); font-size: 12px; text-align: center; padding: 16px; }
.scrub { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-top: 1px solid var(--border-primary); }
.scrub input[type=range] { flex: 1; accent-color: var(--accent-primary); }
.scrub .mono { min-width: 90px; text-align: right; }
.mono { font-family: var(--font-mono); font-size: 12px; color: var(--text-secondary); }
.muted { color: var(--text-muted); }
.small { font-size: 12px; }

.data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th { font-family: var(--font-mono); font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; color: var(--text-muted);
  text-align: right; padding: 6px 8px; border-bottom: 1px solid var(--border-primary); white-space: nowrap; }
.data-table th:first-child, .data-table td:first-child { text-align: left; }
.data-table td { font-family: var(--font-mono); padding: 5px 8px; border-bottom: 1px solid color-mix(in srgb, var(--border-primary) 50%, transparent);
  text-align: right; color: var(--text-primary); white-space: nowrap; }
.data-table td.label { font-family: var(--font-body); color: var(--text-secondary); }
.data-table tr:hover td { background: var(--bg-hover); }
.table-scroll { overflow-x: auto; }

.channel-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.channel { background: var(--bg-tertiary); border: 1px solid var(--border-primary); border-radius: 5px; padding: 6px 10px; min-width: 0; }
.channel .k { font-family: var(--font-mono); font-size: 9px; text-transform: uppercase; letter-spacing: .5px; color: var(--text-muted); }
.channel .v { font-family: var(--font-mono); font-size: 14px; font-weight: 600; color: var(--accent-primary); }
.channel .u { font-family: var(--font-mono); font-size: 10px; color: var(--text-muted); margin-left: 3px; }

.pill { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; font-weight: 600; text-transform: uppercase;
  letter-spacing: .4px; padding: 2px 8px; border-radius: 10px; border: 1px solid var(--border-primary); color: var(--text-secondary); background: var(--bg-tertiary); }
.pill.ok { color: var(--success); border-color: color-mix(in srgb, var(--success) 50%, transparent); }
.pill.warn { color: var(--warning-text); border-color: color-mix(in srgb, var(--warning) 50%, transparent); }
.pill.bad { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 50%, transparent); }
.note { font-size: 12px; color: var(--text-muted); line-height: 1.5; }
.note b { color: var(--text-secondary); }
.callout { border: 1px solid var(--border-primary); border-left: 3px solid var(--accent-primary); background: var(--bg-tertiary); border-radius: 6px; padding: 10px 12px; font-size: 13px; color: var(--text-secondary); line-height: 1.5; }
.callout.warn { border-left-color: var(--warning); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }

/* chart */
.chart { position: relative; width: 100%; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .grid line { stroke: var(--border-primary); stroke-width: 1; opacity: .55; }
.chart .axis text { fill: var(--text-muted); font-family: var(--font-mono); font-size: 10px; }
.chart .axis-title { fill: var(--text-secondary); font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: .5px; }
.chart .series { fill: none; stroke: var(--accent-primary); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .bp line { stroke: var(--text-muted); stroke-width: 1; stroke-dasharray: 3 3; }
.chart .bp text { fill: var(--text-secondary); font-family: var(--font-mono); font-size: 10px; }
.chart .cross { stroke: var(--text-muted); stroke-width: 1; }
.chart .dot { fill: var(--accent-primary); stroke: var(--bg-card); stroke-width: 2; }
.chart-tip { position: absolute; pointer-events: none; background: var(--bg-secondary); border: 1px solid var(--border-primary); border-radius: 6px;
  padding: 6px 8px; font-family: var(--font-mono); font-size: 11px; color: var(--text-primary); box-shadow: 0 8px 24px rgba(0,0,0,.35); white-space: nowrap; display: none; z-index: 5; }
.chart-tip .muted { color: var(--text-muted); }

.swatches { display: flex; gap: 8px; flex-wrap: wrap; }
.swatch { width: 28px; height: 28px; border-radius: 6px; border: 2px solid transparent; cursor: pointer; }
.swatch.active { border-color: var(--text-primary); }
.drop { border: 1px dashed var(--border-accent); border-radius: 8px; padding: 24px; text-align: center; color: var(--text-muted); font-size: 13px; cursor: pointer; }
.drop.over { border-color: var(--accent-primary); color: var(--accent-primary); }
.feature-list { list-style: none; display: grid; gap: 6px; font-size: 13px; color: var(--text-secondary); }
.feature-list li::before { content: "▸ "; color: var(--accent-primary); }