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var(--border);object-fit:contain;border-bottom:0;height:auto}.about-tool__body{padding:clamp(1.5rem,3.4vw,3rem)}.about-tool__number{color:var(--accent);font-family:var(--font-mono);letter-spacing:.07em;text-transform:uppercase;margin-bottom:clamp(2.5rem,6vw,5.5rem);font-size:.73rem}.about-tool h3,.about-knowledge h3,.about-principle h3{font-family:var(--font-display);letter-spacing:-.04em;font-size:clamp(1.55rem,2.2vw,2.35rem);font-weight:500;line-height:1}.about-tool__body>p:not(.about-tool__number),.about-knowledge p,.about-principle p{color:var(--text-muted);margin-top:.9rem;line-height:1.58}.about-link{border-bottom:1px solid var(--accent);min-height:42px;color:var(--accent);font-family:var(--font-display);transition:color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);align-items:center;margin-top:2rem;padding:.65rem 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var(--border);background:var(--about-panel);color:var(--accent);font-family:var(--font-display);letter-spacing:-.08em;align-items:flex-end;padding:clamp(1.1rem,2vw,1.75rem);font-size:clamp(2.5rem,6vw,6.25rem);font-weight:500;line-height:.8;display:flex}.about-author__content{max-width:790px}.about-author__bio{margin-top:1.7rem}.about-author__links{color:var(--text-muted);margin-top:1.35rem;line-height:1.6}.about-author__links a{color:var(--accent);border-bottom:1px solid #58b58b8c}.about-definition{padding-top:0;padding-bottom:clamp(4rem,8vw,7rem)}.about-definition__details{border-top:1px solid var(--border);max-width:850px;color:var(--text-muted)}.about-definition__details summary{color:#d8dad5;cursor:pointer;font-family:var(--font-display);padding:1.2rem 0;font-size:1.15rem;font-weight:600}.about-definition__details p{max-width:78ch;padding-bottom:1.2rem;font-size:.88rem;line-height:1.65}.about a:focus-visible,.about summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}@media (max-width:900px){.about-hero{grid-template-columns:1fr;gap:2.5rem;min-height:auto}.about-hero__visual{max-width:760px}.about-hero__heading{grid-column:auto}.about-tools__grid,.about-principles{grid-template-columns:1fr}.about-tool--journal{margin-top:0}.about-principle{max-width:680px}.about-author{grid-template-columns:160px minmax(0,1fr)}}@media (max-width:640px){.about-hero{padding-top:3rem;padding-bottom:4.5rem}.about-hero__title{font-size:clamp(3rem,13.5vw,4.5rem)}.about-tools,.about-standard,.about-author{padding-top:4.75rem;padding-bottom:4.75rem}.about-tool__body,.about-knowledge{padding:1.35rem}.about-tool__number{margin-bottom:2.5rem}.about-knowledge{display:block}.about-knowledge .about-link{margin-top:1.6rem}.about-author{grid-template-columns:1fr;gap:1.75rem}.about-author__mark{max-width:180px}}@media (prefers-reduced-motion:reduce){.about-link{transition:none}}