.detail-disclosure{border-radius:var(--radius-sm)}.detail-disclosure[data-tone=panel]{border:1px solid var(--border);background:var(--surface)}.detail-disclosure>summary{display:flex;align-items:center;gap:var(--space-snug);min-height:44px;padding:var(--space-snug) var(--space-base);border-radius:var(--radius-sm);color:var(--text);font-size:.875rem;line-height:1.5;cursor:pointer;list-style:none;transition:background var(--fast) var(--ease)}.detail-disclosure[data-tone=plain]>summary{padding-inline:0}.detail-disclosure>summary::-webkit-details-marker{display:none}.detail-disclosure>summary:hover{background:var(--surface-hover)}.detail-disclosure>summary:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.dd-summary{flex:1 1 auto;min-width:0}.dd-more{display:inline-flex;align-items:center;gap:var(--space-tight);flex:none;font-family:var(--font-mono);font-size:var(--type-micro-size);font-weight:var(--type-micro-weight);letter-spacing:var(--type-micro-tracking);text-transform:uppercase;color:var(--text-dim)}.dd-more:after{content:"+";display:inline-block;width:1ch;text-align:center}.detail-disclosure[open] .dd-more:after{content:"−"}.detail-disclosure>summary:not(:has(.dd-more)):after{content:"+";flex:none;font-family:var(--font-mono);font-size:var(--type-micro-size);color:var(--text-dim)}.detail-disclosure[open]>summary:not(:has(.dd-more)):after{content:"−"}.dd-body{padding:0 var(--space-base) var(--space-base);color:var(--text-dim);font-size:.875rem;line-height:1.58;max-width:62ch}.detail-disclosure[data-tone=plain] .dd-body{padding-inline:0}.dd-body>*+*{margin-top:var(--space-snug)}.detail-disclosure[open] .dd-body{animation:dd-open var(--base) var(--ease) both}@keyframes dd-open{0%{opacity:0;transform:translateY(-2px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.detail-disclosure>summary{transition:none}.detail-disclosure[open] .dd-body{animation:none}}.section-band+.section-band{margin-top:var(--space-loose)}.sb-label{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-base);margin:0 0 var(--space-snug);padding-bottom:var(--space-tight);border-bottom:1px solid var(--border);font-family:var(--font-mono);font-size:var(--type-micro-size);font-weight:var(--type-micro-weight);letter-spacing:var(--type-micro-tracking);text-transform:uppercase;color:var(--text-dim)}.sb-aside{flex:none;color:var(--text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.section-band[data-layout=flow] .sb-body{display:flex;flex-direction:column;gap:var(--space-snug)}