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solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--bg-card);padding:8px 16px;font-size:1.2rem;font-weight:600}.chrono-bridge{z-index:1;flex-direction:column;align-items:center;width:300px;margin:0 -20px;display:flex;position:relative}.bridge-svg{width:100%;height:120px}.bridge-duration-box{text-align:center;background:var(--bg-card);border:1px solid var(--border-medium);border-radius:var(--radius-lg);z-index:3;min-width:150px;padding:16px 28px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 8px 40px #0006}.bridge-dur-value{font-family:var(--font-display);color:var(--gold-bright);white-space:nowrap;font-size:1.4rem;font-weight:700}.bridge-dur-label{letter-spacing:3px;text-transform:uppercase;color:var(--text-muted);margin-top:4px;font-size:.65rem;font-weight:700}.bridge-particles{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0;overflow:hidden}.bridge-particle{background:var(--gold);opacity:0;width:4px;height:4px;box-shadow:0 0 8px var(--gold-glow-strong);border-radius:50%;position:absolute}.breakdown-gauges{flex-wrap:wrap;justify-content:center;gap:40px;margin-top:60px;display:flex}.gauge-item{justify-content:center;align-items:center;width:120px;height:120px;display:flex;position:relative}.gauge-svg{width:100%;height:100%;position:absolute;inset:0;transform:none}.gauge-fill{transition:stroke-dashoffset 1.2s var(--ease-out)}.gauge-text{text-align:center;z-index:2;position:relative}.gauge-value{font-family:var(--font-display);color:var(--gold-bright);font-size:1.8rem;font-weight:700;line-height:1.1;display:block}.gauge-label{text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);margin-top:2px;font-size:.65rem;font-weight:700;display:block}.timeline-bar{margin-top:50px;padding:0 20px}.timeline-track{background:var(--bg-elevated);border-radius:3px;height:6px;position:relative;overflow:visible}.timeline-fill{background:linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-bright));width:0%;height:100%;transition:width 1.2s var(--ease-out);box-shadow:0 0 12px var(--gold-glow-mid);border-radius:3px;position:absolute;top:0;left:0}.timeline-start-marker,.timeline-end-marker{flex-direction:column;align-items:center;gap:12px;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.timeline-start-marker{left:0}.timeline-end-marker{transition:left 1.2s 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var(--gold-glow-mid);border-radius:50%;margin-left:-7px}.formula-bar-start .formula-bar-marker-dot{background:var(--gold)}.formula-bar-end .formula-bar-marker-dot{background:var(--gold-bright)}.formula-bar-labels{color:var(--text-dim);justify-content:space-between;font-size:.65rem;font-weight:500;display:flex}.diagram-format-converter{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:24px}.format-converter{align-items:center;gap:16px;display:flex}.format-side{text-align:center;flex:1}.format-side-label{letter-spacing:1px;text-transform:uppercase;color:var(--text-muted);margin-bottom:12px;font-size:.72rem;font-weight:600}.format-ampm-tag,.format-mil-tag{color:var(--gold)}.format-time-display{background:var(--bg-elevated);border:1px solid var(--border-light);border-radius:var(--radius-md);justify-content:center;align-items:center;gap:4px;padding:12px 16px;display:flex}.format-time-display 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