.ph-hero{position:relative;overflow:hidden;isolation:isolate;text-align:center}.ph-hero:after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(90% 70% at 50% 0,transparent 45%,var(--bg) 82%),linear-gradient(180deg,transparent 60%,var(--bg) 99%)}.ph-hero-in{padding:clamp(72px,12vw,156px) 0 clamp(40px,6vw,72px)}.ph-hero .eyebrow{display:block}.ph-hero h1{font-size:var(--step-4);max-width:16ch;margin:20px auto 0}.ph-hero .ph-sub{margin:26px auto 0;max-width:54ch;font-size:var(--step-1);line-height:1.5;color:var(--ink-soft)}.ph-prose{max-width:40rem;margin-inline:auto;padding:clamp(20px,5vw,40px) var(--gut) clamp(60px,9vw,110px)}.ph-prose>*{max-width:34rem;margin-inline:auto}.ph-prose p{font-size:1.14rem;line-height:1.72;color:var(--ink-soft);margin-top:1.35em}.ph-prose p+p{margin-top:1.15em}.ph-lead-p{font-size:1.3rem!important;line-height:1.6!important;color:var(--ink)!important}.ph-lead-p:first-letter{font-family:var(--serif);font-size:3.4em;line-height:.78;float:left;padding:8px 14px 0 0;color:var(--accent);font-weight:600}.ph-chapter{display:flex;align-items:center;gap:14px;margin-top:clamp(56px,8vw,92px);color:var(--muted)}.ph-chapter .num{font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;color:var(--accent)}.ph-chapter .rule{flex:1 1;height:1px;background:var(--line-strong)}.ph-prose h2{font-family:var(--serif);font-size:var(--step-2);letter-spacing:-.015em;color:var(--ink);margin-top:18px}.ph-prose em{font-style:italic;color:var(--ink)}.ph-quote{max-width:44rem;margin:clamp(48px,7vw,84px) auto;text-align:center}.ph-quote blockquote{margin:0;font-family:var(--serif);font-size:clamp(1.5rem,1.1rem + 1.7vw,2.35rem);line-height:1.3;letter-spacing:-.015em;color:var(--ink);text-wrap:balance}.ph-quote blockquote .accent{color:var(--accent)}.ph-quote figcaption{margin-top:20px;font-family:var(--mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.ph-principles{max-width:44rem!important;margin:clamp(28px,4vw,44px) auto 0;list-style:none;padding:0;display:grid;grid-gap:2px;gap:2px;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--line)}.ph-principles li{background:var(--surface);padding:24px clamp(20px,3vw,30px);display:grid;grid-template-columns:auto 1fr;grid-gap:4px 20px;gap:4px 20px;align-items:baseline;transition:background .25s ease}.ph-principles li:hover{background:var(--surface-2)}.ph-principles .mark{font-family:var(--serif);font-size:1.1rem;color:var(--accent);grid-row:span 2}.ph-principles h3{font-family:var(--serif);font-size:1.22rem;font-weight:600;letter-spacing:-.01em;color:var(--ink);margin:0}.ph-principles p{margin:6px 0 0;font-size:.98rem;line-height:1.55;color:var(--muted)}.ph-sign{margin-top:40px!important;font-family:var(--mono);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.ph-cta{border-top:1px solid var(--line);background:var(--surface-2);text-align:center}.ph-cta-in{padding:clamp(60px,9vw,110px) var(--gut)}.ph-cta h2{font-size:var(--step-3);max-width:20ch;margin-inline:auto}.ph-cta p{margin:18px auto 0;max-width:46ch;color:var(--ink-soft);font-size:var(--step-1)}.ph-cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}