.site-nav a.is-current{color:var(--text-heading)}.sectionhead--left{text-align:left;max-width:60ch;margin-left:0;margin-right:0}.sectionhead--left .eyebrow{text-align:left}.sectionhead--left .sectionhead__title{margin-left:0;margin-right:0}.lang-zh .sectionhead--left{max-width:40em}.ab-who__inner,.ab-team__inner,.ab-why__inner,.ab-anon__inner,.ab-cta__inner{max-width:1040px;padding:var(--section-y) var(--gutter);margin:0 auto}.lang-zh .ab-hero,.lang-zh .ab-who,.lang-zh .ab-team,.lang-zh .ab-why,.lang-zh .ab-anon,.lang-zh .ab-cta{word-break:normal;overflow-wrap:break-word}.ab-hero{background:var(--surface-page);border-bottom:1px solid var(--border-hairline)}.ab-hero__inner{max-width:880px;padding:clamp(3.5rem, 8vw, 7rem) var(--gutter) clamp(3rem, 6vw, 5rem);text-align:center;margin:0 auto}.ab-hero__h1{margin:var(--space-6) 0 0;font-family:var(--font-display);font-weight:600;font-size:var(--text-display-xl);letter-spacing:-.025em;color:var(--text-heading);text-wrap:balance;line-height:1.1}.ab-hero__sub{margin:var(--space-6) auto 0;font-size:var(--text-lead);color:var(--text-muted);max-width:58ch;line-height:1.55}.lang-zh .ab-hero__sub{max-width:36em}.ab-who{background:var(--sage-50)}.ab-who__body{max-width:64ch;font-size:var(--text-lead);color:var(--text-body);margin:0;line-height:1.6}.lang-zh .ab-who__body{max-width:40em}.ab-why{background:var(--surface-page);border-top:1px solid var(--border-hairline)}.ab-why__list{flex-direction:column;display:flex}.ab-why__item{gap:clamp(var(--space-5), 4vw, var(--space-10));padding:var(--space-8) 0;border-top:1px solid var(--border-hairline);grid-template-columns:88px 1fr;display:grid}.ab-why__item:first-child{padding-top:var(--space-2);border-top:0}.ab-why__n{font-family:var(--font-mono);font-size:var(--text-body-sm);letter-spacing:.08em;color:var(--brand-primary);padding-top:.4em;font-weight:600}.ab-why__text{font-size:var(--text-body-lg);color:var(--text-body);max-width:60ch;margin:0;line-height:1.65}.lang-zh .ab-why__text{max-width:38em}.ab-why__punch{margin:var(--space-10) 0 0;padding-top:var(--space-8);border-top:1px solid var(--border-hairline);font-family:var(--font-display);font-weight:600;font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-heading);text-wrap:balance;max-width:48ch;line-height:1.3}.lang-zh .ab-why__punch{max-width:30em}.ab-cta{background:var(--sage-50);border-top:1px solid var(--border-hairline)}.ab-cta__inner{text-align:center}.ab-cta__title{max-width:28ch;font-family:var(--font-display);font-weight:600;font-size:var(--text-display-lg);letter-spacing:-.02em;color:var(--text-heading);text-wrap:balance;margin:0 auto;line-height:1.15}.lang-zh .ab-cta__title{max-width:20em}.ab-cta__actions{margin-top:var(--space-8);justify-content:center;align-items:center;gap:var(--space-6);flex-wrap:wrap;display:flex}.ab-cta__actions .cta-hero{text-decoration:none}@media (max-width:600px){.ab-why__item{gap:var(--space-2);grid-template-columns:1fr}}