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var(--ring-line);border-radius:var(--radius-circle);opacity:0;will-change:transform;transition:opacity 1.8s linear;display:block;position:absolute;top:0;left:0}@media (prefers-reduced-motion:reduce){.product-hero__bubbles{display:none}}.product-hero__stage-rail{background:var(--surface-on-tint);border:var(--card-border);border-radius:var(--card-radius);z-index:4;width:13.5rem;position:absolute;top:4.5rem;left:-2%;overflow:hidden}.product-hero__stage-rail>p{color:var(--color-primary);font-size:var(--text-micro);font-weight:var(--weight-black);letter-spacing:var(--tracking-overline);padding:var(--space-16);text-transform:uppercase;margin:0}.product-hero__stage-rail>span{border-top:1px solid var(--color-line);align-items:center;gap:var(--space-12);min-height:var(--size-xl);padding:var(--space-12) var(--space-16);grid-template-columns:auto 1fr;display:grid}.product-hero__stage-rail>span i{color:var(--color-text-subtle);font-size:var(--text-nano);font-style:normal}.product-hero__stage-rail>span strong{font-size:var(--text-nano);line-height:var(--leading-normal)}.product-hero__stage-rail>span.is-current{background:var(--color-primary-soft);color:var(--color-primary)}.product-hero__stage-rail>span.is-current i{color:var(--color-primary)}.product-hero__status{background:var(--unit-bg);border:var(--unit-border);border-radius:var(--unit-radius);align-items:center;gap:var(--space-12);padding:var(--space-12) var(--space-16);z-index:4;display:flex;position:absolute;bottom:0;right:1%}.product-hero__status>span{background:var(--color-success);border-radius:var(--radius-circle);box-shadow:0 0 0 .3rem var(--color-success-soft);height:var(--size-dot);width:var(--size-dot)}.product-hero__status small,.product-hero__status strong{display:block}.product-hero__status small{color:var(--color-text-subtle);font-size:var(--text-nano);letter-spacing:var(--tracking-label);text-transform:uppercase}.product-hero__status strong{font-size:var(--text-label);margin-top:var(--space-4)}.product-proof{border-top:1px solid var(--color-line);margin-top:var(--space-64);padding-top:var(--space-40);grid-template-columns:repeat(4,1fr);align-items:center;gap:0;display:grid}.product-proof span{border-right:1px solid var(--color-line);color:var(--color-ink-soft);font-size:var(--text-meta);font-weight:var(--weight-semibold);align-items:center;gap:var(--space-8);padding-inline:var(--space-16);justify-content:center;display:flex}.product-proof span:last-child{border-right:0}.product-proof svg{color:var(--color-primary)}.product-screen{box-shadow:var(--panel-shadow);background:var(--panel-bg);border:var(--panel-border);border-radius:var(--panel-radius);margin:0;position:relative;overflow:hidden}.product-screen--hero{z-index:2;width:100%;position:absolute;top:1.5rem;right:-3%}.product-screen__bar{background:var(--color-surface-muted);border-bottom:1px solid var(--color-line);align-items:center;gap:var(--space-4);min-height:var(--size-sm);padding:var(--space-12) var(--space-16);display:flex}.product-screen__bar>span{background:var(--tint-primary-soft);border-radius:var(--radius-circle);height:var(--size-dot-sm);width:var(--size-dot-sm)}.product-screen__bar>span:nth-child(2){background:var(--tint-primary)}.product-screen__bar>span:nth-child(3){background:var(--tint-primary-strong)}.product-screen__bar 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var(--color-line);min-height:10.75rem;padding:var(--space-16) var(--space-12)}.flow-stage:last-child{border-right:0}.flow-stage__meta{color:var(--color-text-subtle);font-size:var(--text-micro);margin-bottom:var(--space-40);justify-content:space-between;align-items:center;display:flex}.flow-stage__meta svg{color:var(--color-primary)}.flow-stage strong{font-family:var(--font-display);font-size:var(--text-base);font-weight:var(--weight-medium);display:block}.flow-stage p{color:var(--color-text-subtle);font-size:var(--text-label);line-height:var(--leading-normal);margin:var(--space-8) 0 0}.flow-stage--choice{background:linear-gradient(145deg, var(--color-primary-bright), var(--color-primary-deep));color:#fff}.flow-stage--choice .flow-stage__meta,.flow-stage--choice .flow-stage__meta svg,.flow-stage--choice p{color:var(--on-dark-muted)}.flow-stage--choice 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0;display:flex}.scale-quadrant{margin-top:var(--space-40);grid-template-columns:repeat(2,1fr);display:grid}.scale-quadrant>div{align-items:center;gap:var(--space-8);min-height:6rem;padding:var(--space-16);text-align:center;flex-direction:column;justify-content:center;display:flex}.scale-quadrant>div:nth-child(odd){border-right:1px solid var(--color-line-strong)}.scale-quadrant>div:nth-child(-n+2){border-bottom:1px solid var(--color-line-strong)}.scale-quadrant>div>span{background:var(--color-primary-soft);border-radius:var(--radius-circle);color:var(--color-primary);height:var(--size-xs);width:var(--size-xs);flex:none;justify-content:center;align-items:center;display:inline-flex}.scale-quadrant strong{font-family:var(--font-display);font-size:var(--text-md);font-weight:var(--weight-medium)}.chapter-list li>span,.principle-list>div>span{background:var(--color-primary-soft);border-radius:var(--radius-circle);color:var(--color-primary);height:var(--size-xs);width:var(--size-xs);flex:none;justify-content:center;align-items:center;display:inline-flex}.product-screen--chapter .product-screen__viewport{aspect-ratio:1.44}.chapter-intro--split{margin-bottom:var(--space-64);grid-template-columns:minmax(0,1.1fr) minmax(24rem,.9fr);align-items:end;gap:clamp(3rem,8vw,9rem);display:grid}.chapter-intro--split .chapter-number{margin-bottom:var(--space-32)}.chapter-intro--split>p{color:var(--color-text-muted);line-height:var(--leading-loose);margin:0 0 var(--space-8)}.product-screen--wide .product-screen__viewport{aspect-ratio:1.72}.principle-list{margin-top:var(--space-40);display:grid}.principle-list>div{border-top:1px solid var(--color-line);align-items:flex-start;gap:var(--space-12);padding:var(--space-16) 0;grid-template-columns:auto 1fr;display:grid}.principle-list p{color:var(--color-text-subtle);font-size:var(--text-meta);line-height:var(--leading-relaxed);margin:0}.principle-list strong{color:var(--color-ink);font-family:var(--font-display);font-size:var(--text-base);font-weight:var(--weight-medium);margin-bottom:var(--space-4);display:block}.product-chapter--execution{background:var(--color-paper-deep)}.execution-gallery{gap:var(--space-20);grid-template-columns:1.05fr .95fr;display:grid}.product-screen--execution .product-screen__viewport{aspect-ratio:1.42}.product-screen--editor .product-screen__viewport--cropped img{width:100%;left:0}.step-strip{border-bottom:1px solid var(--color-line-strong);border-left:1px solid var(--color-line-strong);margin-top:var(--space-56);grid-template-columns:repeat(4,1fr);display:grid}.step-strip>div{border-right:1px solid var(--color-line-strong);min-height:12rem;padding:var(--space-24)}.step-strip>div>span,.control-grid article>span{border:1px solid var(--color-line-strong);border-radius:var(--radius-circle);color:var(--color-primary);height:var(--size-sm);width:var(--size-sm);justify-content:center;align-items:center;display:inline-flex}.step-strip strong{font-family:var(--font-display);font-size:var(--text-lg);font-weight:var(--weight-medium);margin-top:var(--space-24);display:block}.step-strip p{color:var(--color-text-subtle);font-size:var(--text-label);line-height:var(--leading-relaxed);margin:var(--space-12) 0 0}.product-continuity{background:var(--color-ground-dark);color:#fff;padding-block:var(--space-112)}.product-continuity .section-heading h2{color:#fff}.product-continuity .section-heading__body{color:var(--on-dark-subtle)}.product-continuity .overline{color:var(--color-primary-on-dark)}.actor-grid{border-left:1px solid var(--on-dark-line);border-top:1px solid var(--on-dark-line);margin-top:var(--space-64);grid-template-columns:repeat(4,1fr);display:grid}.actor-card{border-bottom:1px solid var(--on-dark-line);border-right:1px solid var(--on-dark-line);min-height:19rem;padding:var(--space-24)}.actor-card>span{border:1px solid var(--on-dark-line);border-radius:var(--radius-circle);color:var(--color-primary-on-dark);height:var(--size-md);width:var(--size-md);justify-content:center;align-items:center;display:inline-flex}.actor-card p{color:var(--color-primary-on-dark);font-size:var(--text-micro);font-weight:var(--weight-bold);letter-spacing:var(--tracking-overline);margin:var(--space-80) 0 var(--space-12);text-transform:uppercase}.actor-card strong{color:#fff;font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--weight-medium);display:block}.actor-card small{color:var(--on-dark-subtle);font-size:var(--text-label);line-height:var(--leading-relaxed);margin-top:var(--space-12);max-width:14rem;display:block}.control-layout{grid-template-columns:minmax(0,.72fr) minmax(35rem,1.28fr);gap:clamp(4rem,8vw,8rem);display:grid}.control-grid{border-left:1px solid var(--color-line-strong);border-top:1px solid var(--color-line-strong);grid-template-columns:repeat(2,1fr);display:grid}.control-grid article{border-bottom:1px solid var(--color-line-strong);border-right:1px solid var(--color-line-strong);min-height:15rem;padding:var(--space-24)}.control-grid h3{margin:var(--space-40) 0 0}.control-grid p{color:var(--color-text-muted);font-size:var(--text-meta);line-height:var(--leading-relaxed);margin:var(--space-12) 0 0}.product-cta{background:radial-gradient(circle at 81% 38%, color-mix(in srgb, var(--color-primary-bright) 18%, transparent), transparent 23rem), var(--color-ground-dark);color:#fff;padding-block:clamp(5rem,8vw,7.5rem)}.product-cta__inner{align-items:end;gap:var(--space-64);grid-template-columns:1fr auto;display:grid}.product-cta h2{color:#fff;margin:var(--space-16) 0 var(--space-20);max-width:var(--measure-heading)}.product-cta p:not(.overline){color:var(--on-dark-muted);line-height:var(--leading-loose);max-width:var(--measure-lede);margin:0}.product-cta .overline{color:var(--color-primary-on-dark)}.product-cta__actions{justify-content:flex-end;margin:0}.product-cta .button--secondary{border-color:var(--on-dark-line);color:#fff}.product-cta .button--secondary:hover{background:var(--on-dark-line-soft);border-color:var(--on-dark-subtle);color:#fff}@media (width<=1180px){.product-hero__grid,.chapter-grid,.chapter-grid--reverse,.control-layout{grid-template-columns:minmax(0,.9fr) minmax(30rem,1.1fr)}.product-hero__visual{min-height:34rem}.flow-rail{grid-template-columns:repeat(4,1fr)}.flow-stage:nth-child(4n){border-right:0}.flow-stage:nth-child(-n+4){border-bottom:1px solid var(--color-line)}}@media (width<=960px){.product-hero__grid,.chapter-grid,.chapter-grid--reverse,.control-layout,.chapter-intro--split,.product-cta__inner{grid-template-columns:1fr}.product-hero__copy{max-width:var(--measure-body)}.product-hero__visual{min-height:37rem}.product-screen--hero{width:86%;right:0}.product-hero__stage-rail{left:0}.chapter-grid--reverse .chapter-copy{grid-row:1}.chapter-intro--split{align-items:start;gap:var(--space-28)}.chapter-intro--split>p{max-width:var(--measure-body)}.control-layout{gap:var(--space-56)}.product-cta__actions{justify-content:flex-start}}@media (width<=760px){.product-hero{padding-top:var(--space-72)}.product-hero__visual{min-height:32rem}.product-screen--hero{width:100%;top:0;right:0}.product-hero__status{display:none}.product-hero__stage-rail{grid-template-columns:repeat(4,1fr);width:100%;display:grid;top:auto;bottom:0;left:0}.product-hero__stage-rail>p{display:none}.product-hero__stage-rail>span{border-left:1px solid var(--color-line);min-height:var(--size-2xl);padding:var(--space-8)}.product-proof{grid-template-columns:repeat(2,1fr)}.product-proof span{border-bottom:1px solid var(--color-line);min-height:var(--size-md);justify-content:flex-start}.product-proof span:nth-child(2n){border-right:0}.flow-rail,.step-strip,.actor-grid,.control-grid{grid-template-columns:repeat(2,1fr)}.flow-stage{border-bottom:1px solid var(--color-line);min-height:9rem}.flow-stage:nth-child(2n){border-right:0}.flow-stage__meta{margin-bottom:var(--space-24)}.execution-gallery{grid-template-columns:1fr}.step-strip>div,.actor-card,.control-grid article{min-height:11.5rem}.actor-card p{margin-top:var(--space-40)}}@media (width<=560px){.product-hero__actions,.product-cta__actions{flex-direction:column;align-items:stretch}.product-hero__visual{min-height:26rem}.product-screen--hero{width:100%}.product-hero__stage-rail>span{gap:var(--space-4);grid-template-columns:1fr}.product-hero__stage-rail>span strong{font-size:var(--text-nano)}.product-screen__bar{min-height:var(--size-xs);padding:var(--space-8) var(--space-12)}.product-screen__bar em{font-size:var(--text-nano)}.product-proof,.flow-rail,.step-strip,.actor-grid,.control-grid{grid-template-columns:1fr}.product-proof span,.flow-stage,.flow-stage:nth-child(4n),.flow-stage:nth-child(2n){border-right:0}.flow-stage{min-height:auto}.chapter-number{margin-bottom:var(--space-28)}.product-screen figcaption{font-size:var(--text-micro)}.actor-card,.control-grid article,.step-strip>div{min-height:auto}}