.proof-section{padding-block:72px;border-top:1px solid var(--line,#303030);scroll-margin-top:110px}
.proof-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:32px}
.proof-heading h2{margin:12px 0 0;font-size:clamp(40px,5vw,72px);line-height:1;letter-spacing:-.04em}
.proof-summary{max-width:420px;margin:0;color:var(--muted,#b9b9b3);font-size:clamp(18px,2vw,22px);line-height:1.5}
.proof-evidence{max-width:1000px;margin:0 auto;border:1px solid var(--line,#303030);background:var(--acre-surface)}
.proof-image-link{display:block;background:var(--acre-bg)}
.proof-evidence .proof-image-link img{display:block;width:100%;height:auto;max-height:none;object-fit:contain;aspect-ratio:auto;border-radius:0}
.proof-evidence figcaption{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px;font-size:15px;line-height:1.5}
.proof-evidence figcaption strong{display:block;color:var(--ink,#f3f2ee);font-size:18px}
.proof-date{display:block;margin-top:4px;color:var(--muted,#b9b9b3)}
.proof-expand,.proof-jump{color:inherit;text-decoration:underline;text-underline-offset:6px}
.proof-expand{white-space:nowrap}
.proof-hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:24px}
.proof-dialog{box-sizing:border-box;width:min(1200px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 32px);padding:0;border:1px solid var(--acre-border);background:var(--acre-surface);color:var(--acre-text);overflow:auto}
.proof-dialog::backdrop{background:rgb(var(--acre-rgb) / .88)}
.proof-dialog-header{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 20px;background:var(--acre-surface);border-bottom:1px solid var(--acre-border);z-index:1}
.proof-dialog-header h2{font:inherit;font-size:16px;line-height:1.4;margin:0}
.proof-dialog-close{appearance:none;background:transparent;color:inherit;border:1px solid var(--acre-border);font:inherit;padding:10px 16px;min-height:44px;cursor:pointer}
.proof-dialog img{display:block;width:100%;height:auto;max-height:none;object-fit:contain;background:var(--acre-bg)}
.proof-image-link:focus-visible,.proof-expand:focus-visible,.proof-jump:focus-visible,.proof-dialog-close:focus-visible{outline:3px solid #79aaff;outline-offset:5px}
@media(max-width:640px){.proof-section{padding-block:48px}.proof-heading{display:block}.proof-summary{margin-top:22px}.proof-evidence figcaption{align-items:flex-start;flex-direction:column;gap:16px;padding:20px}.proof-dialog{width:calc(100vw - 16px);max-height:calc(100dvh - 16px)}.proof-dialog-header{padding:10px 12px}}
@media(max-width:640px){.proof-dialog img{min-width:850px}.proof-dialog-header{position:sticky;left:0;min-width:0}}