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(max-width:760px){.ab-hero__part{display:inline}}.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{border-top:0}.ab-why__list{flex-direction:column;display:flex}.ab-why__item{align-items:start;gap:clamp(var(--space-5), 4vw, var(--space-10));padding:var(--space-8) 0;border-top:1px solid var(--border-hairline);grid-template-columns:120px 1fr;display:grid}.ab-why__item:first-child{padding-top:var(--space-2);border-top:0}.ab-why__n{font-family:var(--font-display);color:#0000;-webkit-text-stroke:1px #f2f0e78c;font-size:clamp(3rem,2rem + 3vw,4.5rem);font-weight:600;line-height:.9;transition:-webkit-text-stroke-color 1.2s,text-shadow 1.2s}.ab-why__item.is-revealed 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.ab-why__punch-rest{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}.ab-fields{margin:var(--space-10) 0 0;gap:var(--space-4);grid-template-columns:repeat(4,minmax(0,1fr));padding:0;list-style:none;display:grid}.ab-field{align-items:flex-start;gap:var(--space-3);padding:var(--space-5) var(--space-4) var(--space-4);border-top:1px solid var(--sage-300);flex-direction:column;display:flex}.ab-field__glyph{width:56px;height:56px;overflow:visible}.ab-field__glyph path{fill:none;stroke:var(--sage-800);stroke-width:1.4px;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1px}.ab-field.is-revealed .ab-field__glyph path{animation:1.2s cubic-bezier(.65,0,.35,1) forwards ab-draw}.ab-field:hover .ab-field__glyph path{animation:.9s cubic-bezier(.65,0,.35,1) forwards ab-redraw}.ab-field:hover .ab-field__glyph{filter:drop-shadow(0 0 6px #7e9a8a8c)}.ab-field__name{font-family:var(--font-display);color:var(--text-heading);font-size:1.1rem;font-weight:600}@keyframes ab-draw{to{stroke-dashoffset:0}}@keyframes ab-redraw{0%{stroke-dashoffset:1px}to{stroke-dashoffset:0}}.ab-hero__stage{z-index:1;max-width:1200px;padding:0 var(--gutter);margin:clamp(2rem,4vw,3rem) auto 0;position:relative}.dl{position:relative}.dl__svg{touch-action:pan-y;width:100%;height:auto;display:block;overflow:visible}.dl__seg{fill:none;stroke:#f2f0e7;stroke-width:1.2px;stroke-dasharray:1;stroke-dashoffset:1px;stroke-linecap:round}.dl__crawl{fill:#f2f0e7;filter:drop-shadow(0 0 6px #f2f0e7);opacity:0}.dl__node-ring{fill:#1f2e26e6;stroke:#f2f0e7;stroke-width:1.1px;stroke-opacity:calc(.6 + var(--flash,0) * .4)}.dl__node-dot{fill:#f2f0e7}.dl__label{fill:#f2f0e7b8;font-family:var(--font-sans);letter-spacing:.02em;font-weight:500}.dl__strike{stroke:#f2f0e7;stroke-width:1.4px;stroke-dasharray:1;stroke-dashoffset:1px}.dl__direct{fill:none;stroke:#f2f0e7;stroke-width:2px;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1px}.dl__direct-glow{fill:none;stroke:#f2f0e7;stroke-width:6px;stroke-opacity:.35;stroke-dasharray:1;stroke-dashoffset:1px}.dl__pulse-halo{fill:#f2f0e7;opacity:.18}.dl__pulse-core{fill:#fff}.dl__end-halo{fill:#f2f0e71f;opacity:var(--glow,0);transform:scale(calc(.6 + var(--glow,0) * .4))}.dl__glyph{fill:#1f2e26f2;stroke:#f2f0e7;stroke-width:1.4px;stroke-linejoin:round;stroke-linecap:round}.dl__endlabel{fill:#f2f0e7;font-family:var(--font-display);font-weight:600}.dl__caption{margin:var(--space-4) 0 0;text-align:center;font-family:var(--font-display);color:#f2f0e7;letter-spacing:.02em;font-size:clamp(1.1rem,.9rem + 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