.pillar-hero{min-height:min(760px,100svh - 72px);color:var(--color-white);padding:clamp(5rem,10vw,8rem) 0 4rem}.pillar-hero__inner{gap:var(--space-10);grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);align-items:end;display:grid}.pillar-breadcrumb,.pillar-hero__actions{grid-column:1/-1}.pillar-breadcrumb{gap:var(--space-2);color:var(--color-white-38);font:500 var(--text-xs)/1.5 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;display:flex}.pillar-breadcrumb a{color:inherit}.pillar-hero h1{max-width:920px;color:var(--color-white);font-size:clamp(4rem,9vw,8.5rem)}.pillar-hero__description{max-width:760px;margin-top:var(--space-6);color:var(--color-white-60);font-size:var(--text-lg)}.pillar-hero__proof{max-width:390px;padding-left:var(--space-6);border-left:2px solid var(--color-red-on-dark);color:var(--color-white-60);font-size:1.05rem;line-height:1.7}.pillar-hero__proof span{margin-bottom:var(--space-3);color:var(--color-red-on-dark);font:500 var(--text-xs)/1.4 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;display:block}.pillar-hero__actions{gap:var(--space-4);flex-wrap:wrap;display:flex}.pillar-switch{z-index:20;border-bottom:var(--border-light);background:var(--color-white);position:sticky;top:0;overflow-x:auto}.pillar-switch__inner{min-width:max-content;display:flex}.pillar-switch a{min-height:52px;padding:0 var(--space-5);border-left:var(--border-light);color:var(--color-gray);font-size:var(--text-sm);align-items:center;text-decoration:none;display:inline-flex}.pillar-switch a:last-child{border-right:var(--border-light)}.pillar-switch a[aria-current=page]{background:var(--color-black);color:var(--color-white)}.pillar-section-heading{max-width:820px}.pillar-section-heading h2{margin-top:var(--space-4);text-wrap:balance;font-size:clamp(3rem,6vw,6rem)}.pillar-section-heading>p{max-width:650px;margin-top:var(--space-5);color:var(--color-gray);font-size:var(--text-lg)}.pillar-surface{background:#f4efe6;padding:clamp(5rem,9vw,8rem) 0}.pillar-stages{margin:var(--space-8) 0 0;border-top:1px solid;grid-template-columns:repeat(5,1fr);padding:0;list-style:none;display:grid}.pillar-stages li{min-width:0;padding:var(--space-4) var(--space-3) 0 0;font-weight:700}.pillar-stages li span{margin-bottom:var(--space-2);color:var(--color-red-dark);font:500 var(--text-xs)/1 var(--font-mono);display:block}.pillar-stages--seven{grid-template-columns:repeat(7,1fr)}.pillar-evidence{background:var(--color-white);padding:clamp(5rem,10vw,9rem) 0}.pillar-chapters{margin-top:var(--space-12);border-top:var(--border-light)}.pillar-chapter{gap:var(--space-8);border-bottom:var(--border-light);grid-template-columns:64px minmax(0,1.3fr) minmax(280px,.7fr);padding:clamp(3rem,6vw,5rem) 0;display:grid}.pillar-chapter__index{color:var(--color-red-dark);font:500 var(--text-sm)/1 var(--font-mono)}.pillar-chapter__story h3{max-width:820px;margin:var(--space-4) 0 var(--space-5);font-size:clamp(2.25rem,4.5vw,4.5rem)}.pillar-chapter__story p{max-width:720px;color:var(--color-gray);font-size:1.05rem;line-height:1.75}.pillar-chapter__story a{min-height:44px;margin-top:var(--space-6);color:var(--color-black);text-underline-offset:5px;align-items:center;font-weight:700;display:inline-flex}.pillar-chapter__proof{padding-left:var(--space-6);border-left:2px solid var(--color-gray-light)}.pillar-chapter__proof h4{margin-bottom:var(--space-3);font:700 var(--text-sm)/1.4 var(--font-sans)}.pillar-chapter__proof h4:not(:first-child){margin-top:var(--space-7)}.pillar-chapter__proof ul{gap:var(--space-3);color:var(--color-gray);margin:0;padding-left:1.1rem;display:grid}.pillar-chapter__proof p{color:var(--color-gray);font-size:var(--text-sm);line-height:1.65}.pillar-method{padding:clamp(5rem,9vw,8rem) 0}.pillar-method__grid{gap:var(--space-12);grid-template-columns:minmax(0,.8fr) minmax(420px,1.2fr);display:grid}.pillar-method__list{border-top:var(--border-light);margin:0;padding:0;list-style:none}.pillar-method__list li{gap:var(--space-4);padding:var(--space-6) 0;border-bottom:var(--border-light);grid-template-columns:48px 1fr;display:grid}.pillar-method__list li>span{color:var(--color-red-dark);font-family:var(--font-mono)}.pillar-method__list h3{font-size:var(--text-xl)}.pillar-method__list p{margin-top:var(--space-2);color:var(--color-gray)}.pillar-ai{color:var(--color-white);padding:clamp(5rem,9vw,8rem) 0}.pillar-ai h2{color:var(--color-white)}.pillar-ai .pillar-section-heading>p{color:var(--color-white-60)}.pillar-ai__list{margin-top:var(--space-12);border-top:1px solid var(--color-white-22)}.pillar-ai__list article{gap:var(--space-6);padding:var(--space-7) 0;border-bottom:1px solid var(--color-white-22);grid-template-columns:48px minmax(200px,.75fr) minmax(260px,1fr) minmax(220px,.75fr);align-items:start;display:grid}.pillar-ai__list article>span{color:var(--color-red-on-dark);font-family:var(--font-mono)}.pillar-ai__list h3{color:var(--color-white);font-size:var(--text-xl)}.pillar-ai__list p{color:var(--color-white-60)}.pillar-ai__list strong{color:var(--color-white-38);font-size:var(--text-sm);font-weight:500}.pillar-fit{background:var(--color-white);padding:clamp(5rem,9vw,8rem) 0}.pillar-fit__grid{gap:var(--space-12);grid-template-columns:minmax(0,1fr) minmax(340px,.75fr);display:grid}.pillar-fit__roles{border-top:2px solid var(--color-black);margin:0;padding:0;list-style:none}.pillar-fit__roles li{padding:var(--space-5) 0;border-bottom:var(--border-light);font-size:var(--text-lg);font-weight:700}.pillar-related{padding:clamp(5rem,9vw,8rem) 0}.pillar-related h2{max-width:760px;margin-top:var(--space-4);font-size:clamp(3rem,6vw,6rem)}.pillar-related__links{margin-top:var(--space-10);border-top:var(--border-light);grid-template-columns:repeat(2,1fr);display:grid}.pillar-related__links a{min-height:250px;padding:var(--space-7);border-right:var(--border-light);border-bottom:var(--border-light);color:var(--color-black);flex-direction:column;text-decoration:none;display:flex}.pillar-related__links a:first-child{border-left:var(--border-light)}.pillar-related__links span{color:var(--color-gray);font:500 var(--text-xs)/1.5 var(--font-mono);text-transform:uppercase}.pillar-related__links strong{max-width:520px;margin-top:var(--space-5);font-family:var(--font-display);font-size:clamp(2rem,3vw,3.25rem);line-height:.98}.pillar-related__links em{text-underline-offset:5px;margin-top:auto;font-style:normal;font-weight:700;text-decoration:underline}.pillar-cta{text-align:center;padding:clamp(5rem,10vw,9rem) 0}.pillar-cta h2{margin-top:var(--space-4);color:var(--color-white);font-size:clamp(3rem,7vw,7rem)}.pillar-cta p{margin:var(--space-5) auto var(--space-8);color:var(--color-white-60);font-size:var(--text-lg)}.expertise-pillar-index{background:var(--color-gray-bg);padding:clamp(5rem,10vw,9rem) 0}.expertise-pillar-index__list{margin-top:var(--space-12);border-top:2px solid var(--color-black)}.expertise-pillar-index__item{gap:var(--space-7);border-bottom:var(--border-light);color:var(--color-black);grid-template-columns:52px minmax(0,1.15fr) minmax(300px,.85fr);padding:clamp(2.5rem,5vw,4rem) 0;text-decoration:none;display:grid}.expertise-pillar-index__number{color:var(--color-red-dark);font:500 var(--text-sm)/1 var(--font-mono)}.expertise-pillar-index__item h3{max-width:760px;margin:var(--space-4) 0;font-size:clamp(2.5rem,5vw,5rem)}.expertise-pillar-index__item>div>p{max-width:720px;color:var(--color-gray);font-size:1.05rem}.expertise-pillar-index__item aside{padding-left:var(--space-6);border-left:2px solid var(--color-gray-light)}.expertise-pillar-index__item aside strong{font:700 var(--text-xs)/1.5 var(--font-mono);letter-spacing:.08em;text-transform:uppercase}.expertise-pillar-index__item aside p{margin-top:var(--space-4);color:var(--color-gray);line-height:1.7}.expertise-pillar-index__item aside em{min-height:44px;margin-top:var(--space-5);text-underline-offset:5px;align-items:center;font-style:normal;font-weight:700;text-decoration:underline;display:inline-flex}@media (hover:hover){.pillar-switch a:hover,.pillar-related__links a:hover{background:var(--color-gray-bg)}.pillar-switch a[aria-current=page]:hover{background:var(--color-black)}.expertise-pillar-index__item:hover h3{color:var(--color-red-dark)}}@media (width<=900px){.pillar-hero__inner,.pillar-method__grid,.pillar-fit__grid{grid-template-columns:1fr}.pillar-hero{min-height:0}.pillar-chapter{grid-template-columns:48px 1fr}.pillar-chapter__proof{grid-column:2}.pillar-ai__list article{grid-template-columns:40px 1fr}.pillar-ai__list article p,.pillar-ai__list article strong{grid-column:2}.expertise-pillar-index__item{grid-template-columns:48px 1fr}.expertise-pillar-index__item aside{grid-column:2}}@media (width<=640px){.pillar-hero{padding-top:4rem}.pillar-hero h1{font-size:clamp(3.5rem,18vw,5.5rem)}.pillar-hero__actions,.pillar-hero__actions .btn{width:100%}.pillar-stages,.pillar-stages--seven{gap:var(--space-4);border-top:0;grid-template-columns:1fr 1fr}.pillar-stages li{border-top:1px solid}.pillar-chapter{gap:var(--space-5);grid-template-columns:1fr}.pillar-chapter__proof{grid-column:1}.pillar-related__links{grid-template-columns:1fr}.pillar-related__links a{border-left:var(--border-light);min-height:220px}.expertise-pillar-index__item{grid-template-columns:1fr}.expertise-pillar-index__item aside{grid-column:1}}@media (prefers-reduced-motion:reduce){.pillar-switch{position:static}}