.homepage-proof .proof-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:32px;align-items:start}
.homepage-proof .proof-card{min-width:0;padding:20px;background:var(--surface,#10131e);border:1px solid var(--border,#303343);border-radius:18px;text-align:left}
.proof-card-heading,.proof-dialog-heading{display:flex;gap:16px;align-items:center;justify-content:space-between}
.proof-card-heading h3{font-size:clamp(1.05rem,1.6vw,1.35rem);margin:0;line-height:1.2}
.proof-open,.proof-close{flex-shrink:0;background:transparent;color:var(--text,#fff);border:1px solid var(--border,#454558);border-radius:8px;padding:9px 12px;font:inherit;font-size:.85rem;cursor:pointer;min-height:44px}
.proof-open:hover,.proof-close:hover{border-color:#8292ff;background:#7483ff18}
.proof-intro{color:var(--dim,#b7b9ce);font-size:.9rem;line-height:1.5;margin:12px 0 18px;min-height:2.7em}
.proof-options{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 12px}
.proof-options button{flex:1;padding:10px 9px;border:1px solid var(--border,#454558);border-radius:8px;background:transparent;color:var(--dim,#b7b9ce);font:inherit;font-size:.83rem;cursor:pointer;min-height:44px}
.proof-options button[aria-pressed=true]{color:#fff;background:#334ba8;border-color:#879cff}
.proof-options button:focus-visible,.proof-open:focus-visible,.proof-close:focus-visible,.proof-settings summary:focus-visible{outline:3px solid #aebdff;outline-offset:3px}
.proof-compare{width:100%;margin:0!important;aspect-ratio:16/9;border-radius:10px}
.proof-compare .tag{font-size:.65rem;padding:5px 8px}
.proof-note{font-size:.88rem;line-height:1.5;color:var(--dim,#b7b9ce);margin:14px 0 10px;min-height:2.7em}
.proof-settings{font-size:.78rem;color:var(--dim,#b7b9ce);margin:0;line-height:1.6}
.proof-settings summary{cursor:pointer;display:list-item;min-height:30px}
.proof-caption{font-family:var(--font-mono,monospace);font-size:.73rem;margin:8px 0 0;line-height:1.8}
.proof-provenance{text-align:center;font-size:.8rem;color:var(--faint,#9398b2);margin:20px auto 0;max-width:65ch}
.proof-dialog{color:var(--text,#f3f4fc);background:#111420;border:1px solid #4c5572;border-radius:16px;padding:20px;width:min(1480px,96vw);max-width:96vw;max-height:94dvh;overflow:auto;margin:auto;box-shadow:0 30px 100px #000b;overscroll-behavior:contain}
.proof-dialog::backdrop{background:#020411df;backdrop-filter:blur(8px)}
.proof-dialog-heading{margin-bottom:16px}.proof-dialog-heading h2{font-size:1.2rem;line-height:1.3;margin:0}
.proof-dialog .proof-options{max-width:650px}
.proof-dialog .proof-compare{max-width:calc((94dvh - 260px)*16/9);margin-inline:auto!important}
.proof-dialog .proof-note{min-height:0;margin:12px 0 8px}
html.proof-modal-open{overflow:hidden}
@media(max-width:899px){.homepage-proof .proof-grid{grid-template-columns:1fr;gap:20px}.homepage-proof .proof-card{padding:16px}.proof-intro{min-height:0}.proof-dialog{padding:14px;width:96vw}.proof-dialog .proof-compare{max-width:100%}.proof-note{min-height:0}.proof-card-heading h3{font-size:1.15rem}}
@media(prefers-reduced-motion:reduce){.proof-dialog::backdrop{backdrop-filter:none}}