/* Styles for this post's A/B player and loudness chart. Series colours validated for both themes. */
.viz { --s1: #2a78d6; --s2: #eb6834; }
@media (prefers-color-scheme: dark) { .viz { --s1: #3987e5; --s2: #d95926; } }

.ab-player { border: 1px solid var(--rule); background: var(--card); border-radius: 8px; padding: 1rem; margin: 1.6rem 0 .5rem; font-family: var(--sans); font-size: .95rem; }
.ab-row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.ab-row + .ab-row { margin-top: .75rem; }
.ab-player button { font: inherit; color: var(--fg); background: var(--bg); border: 1px solid var(--rule); border-radius: 6px; padding: .45rem .8rem; cursor: pointer; min-height: 2.5rem; }
.ab-player button:hover { border-color: var(--accent); }
.ab-player button[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); font-weight: 600; }
.ab-player button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.ab-player .ab-play { min-width: 5.5rem; font-weight: 600; }
.ab-status { color: var(--muted); font-size: .88rem; margin-top: .75rem; min-height: 1.3em; }
.ab-blindbox { margin-top: .75rem; padding-top: .75rem; border-top: 1px solid var(--rule); }
.ab-answer { margin: .5rem 0 0; font-weight: 600; }
.ab-noscript { color: var(--muted); }

.loudness-chart { margin: 1.6rem 0 .5rem; font-family: var(--sans); }
.chart-wrap { position: relative; }
.loudness-chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.loudness-chart .grid { stroke: var(--rule); stroke-width: 1; }
.loudness-chart .tick { fill: var(--muted); font-size: 12px; }
.loudness-chart .dlabel { fill: var(--fg); font-size: 12px; }
.loudness-chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; }
.loudness-chart .line.s1 { stroke: var(--s1); }
.loudness-chart .line.s2 { stroke: var(--s2); }
.loudness-chart .dot { stroke: var(--bg); stroke-width: 2; }
.loudness-chart .dot.s1 { fill: var(--s1); }
.loudness-chart .dot.s2 { fill: var(--s2); }
.loudness-chart .cross { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; }
.loudness-chart .hit { fill: transparent; cursor: crosshair; touch-action: pan-y; }
.chart-legend { display: flex; gap: 1.2rem; font-size: .88rem; color: var(--fg); margin-bottom: .4rem; }
.key { display: inline-block; width: 14px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: .4rem; }
.key.s1 { background: var(--s1); }
.key.s2 { background: var(--s2); }
.chart-tip { position: absolute; pointer-events: none; background: var(--bg); border: 1px solid var(--rule); border-radius: 6px; padding: .4rem .6rem; font-size: .82rem; color: var(--fg); box-shadow: 0 2px 8px rgba(0,0,0,.12); white-space: nowrap; }
.chart-table { font-size: .88rem; margin-top: .5rem; }
.chart-table summary { cursor: pointer; color: var(--muted); }
.chart-table table { margin-top: .5rem; }

/* The player's live visuals. */
.ab-legend { display: flex; flex-wrap: wrap; gap: .3rem 1.2rem; font-size: .88rem; margin: 1rem 0 .3rem; }
.ab-panel { margin-top: .6rem; }
.ab-panel-label { font-size: .8rem; color: var(--muted); margin: 0 0 .2rem; }
.ab-player canvas { display: block; width: 100%; background: var(--bg); border: 1px solid var(--rule); border-radius: 6px; }
.ab-player .ab-wave { height: 130px; cursor: pointer; touch-action: none; }
.ab-player .ab-wave:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.ab-player .ab-level { height: 120px; }
.ab-player .ab-spec { height: 170px; }