.qphysics{margin:1.4rem 0;padding:clamp(12px,2vw,24px);border:1px solid #cfdae3;border-radius:14px;background:#f8fafb;color:#263e51}.qphysics h3{margin-top:0}.qphysics-controls{display:flex;flex-wrap:wrap;gap:12px;margin:16px 0;align-items:center}.qphysics-controls label{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:15px;max-width:100%}.qphysics-controls label:has(input[type=range]){display:block;flex:1 1 250px}.qphysics input[type=range]{display:block;width:100%;margin:10px 0;accent-color:#177c73}.qphysics button,.qphysics select{font:inherit;font-size:15px;min-height:42px;border:1px solid #aabac6;border-radius:7px;padding:8px 12px;background:white;color:#263e51;cursor:pointer}.qphysics button[aria-pressed=true]{background:#e3f1ed;border-color:#177c73}.qphysics button:focus-visible,.qphysics input:focus-visible,.qphysics select:focus-visible{outline:3px solid #b17b30;outline-offset:3px}.qphysics [data-qp=scene] svg{display:block;width:100%;height:auto;max-height:580px}.qphysics [data-qp=status]{font-weight:600;margin:14px 0;font-size:16px}.qphysics [data-qp=table]{overflow-x:auto;max-width:100%;font-size:14px}.qphysics table{width:100%;border-collapse:collapse;line-height:1.6}.qphysics th,.qphysics td{padding:8px;text-align:left;border-bottom:1px solid #d9e2e7;white-space:nowrap}.qphysics-note{font-size:14px!important;line-height:1.6!important;color:#506778}.qphysics-frames{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.qphysics-frames figure{margin:0}.qphysics-frames svg{width:100%}.qphysics-frames figcaption{font-size:13px;text-align:center}@media(max-width:600px){.qphysics-frames{grid-template-columns:1fr}.qphysics-frames svg{max-height:360px}.qphysics-controls{gap:8px}.qphysics-controls button{flex:1 1 auto}.qphysics [data-qp=scene] svg{min-height:240px}}
.qphysics-scroll{overflow-x:auto;max-width:100%;border-radius:12px}.qphysics-scroll [data-qp=scene]{min-width:540px}.qphysics-math{font-size:16px;line-height:1.9}.qphysics-math .katex{font-size:1.05em}@media(max-width:600px){.qphysics-frames svg{min-width:420px}.qphysics-frames figure{overflow-x:auto}}
/* v2.3: preset states and stable pre-rendered mathematical labels. */
.qphysics-scenarios{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:16px 0}.qphysics-scenarios button{text-align:left;line-height:1.45}.qphysics h4{font-size:18px;line-height:1.5;margin:22px 0 10px}.qphysics-axis-labels{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;margin:12px 0;font-size:15px}.qphysics-time{display:flex;align-items:center;gap:7px;font-size:17px;min-height:3em}.qphysics-time strong,.qphysics-prediction strong{font-variant-numeric:tabular-nums}.qphysics-table-scroll{overflow-x:auto;max-width:100%}.qphysics-table-scroll th .katex{font-size:1.12em}.qphysics-table-scroll th{padding-top:15px;padding-bottom:15px}.qphysics-prediction{margin-top:24px;border-top:1px solid #ccd9df;padding-top:2px}.qphysics-prediction p{font-size:15px;line-height:1.65}.qphysics-prediction dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}.qphysics-prediction dl>div{border-left:3px solid #177c73;padding:4px 12px}.qphysics-prediction dt{font-size:14px;line-height:1.55;margin-bottom:8px}.qphysics-prediction dd{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0;font-size:17px;min-height:2.8em}.qphysics-prediction .katex,.qphysics-time .katex{font-size:1.1em}@media(max-width:600px){.qphysics-scenarios{grid-template-columns:1fr}.qphysics-prediction dl{grid-template-columns:1fr}.qphysics-axis-labels{font-size:14px}.qphysics-prediction dl>div{min-width:0}.qphysics-math{font-size:15px}}

/* UX release: complete overview; the model coordinates remain unchanged. */
.qphysics button,.qphysics select,.qphysics input[type=range]{min-height:44px}
.qphysics[data-quality-physics] .qphysics-scroll [data-qp=scene]{min-width:0}
.qphysics[data-quality-physics] .qphysics-scroll{overflow:visible}
.qphysics[data-quality-physics] .qphysics-frames svg,.qphysics[data-rollout-route="physics9-loop"] .qphysics-frames svg{min-width:0}
.qphysics[data-quality-physics] .qphysics-frames figure{overflow:visible}
.qphysics[data-rollout-route="physics9-loop"] [data-rr] svg{width:100%;height:auto;display:block}
.qphysics[data-rollout-route="physics9-loop"] .qphysics-scroll{overflow:visible}
.expanded-qphysics{width:min(800px,100%);margin:auto}.expanded-qphysics svg{display:block;width:100%;height:auto}
@media(max-width:600px){.qphysics[data-quality-physics] [data-qp=scene] svg{min-height:0}.qphysics[data-quality-physics] .qphysics-frames{grid-template-columns:1fr}.qphysics[data-rollout-route="physics9-loop"] .qphysics-table-scroll th{white-space:normal}}

.qphysics-controls label:has(input[type=checkbox]){min-height:44px;cursor:pointer}

[data-physics-research] [data-rx=scene] svg,[data-physics-research] [data-rx=graph] svg{width:100%;height:auto;display:block}[data-physics-research] .qphysics-scroll{max-width:100%;min-width:0}.expanded-qphysics [data-rx]{min-width:640px}

.qphysics button{min-width:44px}