.process-section .section-heading__body{grid-template-columns:minmax(0,1fr)}.process-rail{display:grid;gap:clamp(2rem,3.5vw,3rem) clamp(1.5rem,2.5vw,2rem);grid-template-columns:repeat(4,1fr)}.process-rail li{position:relative;min-height:19rem;padding:1.5rem 0 2rem}.process-rail li:before{position:absolute;top:-.32rem;left:1.4rem;width:.65rem;height:.65rem;border:2px solid var(--surface);border-radius:50%;background:var(--signal);content:""}.process-rail li:nth-child(2):before{background:var(--decision)}.process-rail li:nth-child(3):before{background:var(--system)}.process-rail li:nth-child(4):before{background:var(--signal)}.process-rail__meta{display:flex;justify-content:space-between;color:var(--ink-muted);font-family:var(--font-mono);font-size:.6rem;letter-spacing:.09em}.process-rail h3{margin:4.5rem 0 1rem;font-size:clamp(1.25rem,2vw,1.7rem);font-weight:650;letter-spacing:-.04em}.process-rail p{color:var(--ink-muted);font-size:.95rem}.process-rail--flow{--process-surface:var(--surface);--process-track:var(--line);--process-muted:var(--ink-muted);align-items:stretch;margin-top:7.5rem;border-top:0}.section--night .process-rail--flow{--process-surface:var(--night-surface);--process-track:#4d5c70;--process-muted:#c7d2d5}.process-rail--flow li,.process-rail--flow li:first-child{--step-accent:var(--ink);display:flex;min-height:16rem;flex-direction:column;padding:clamp(1.5rem,2.5vw,2rem);border:1px solid var(--process-track);background:var(--process-surface);box-shadow:var(--shadow-sm);text-align:left;transform:translateY(0)}.process-rail--flow li:nth-child(2){--step-accent:var(--decision);transform:translateY(-2.25rem)}.process-rail--flow li:nth-child(3){transform:translateY(-4.5rem)}.process-rail--flow li:nth-child(4){transform:translateY(-6.75rem)}.process-rail--flow li:before{display:none}.process-rail--flow .process-rail__meta{align-items:baseline;justify-content:flex-start;gap:.75rem;padding-bottom:1rem;margin-bottom:1.25rem;border-bottom:1px solid var(--process-track)}.process-rail--flow .process-rail__meta span:first-child{color:var(--step-accent);font-family:var(--font-mono);font-size:2.2rem;font-weight:300;line-height:1;letter-spacing:0}.process-rail--flow .process-rail__meta span:last-child{color:var(--process-muted);font-size:.85rem;letter-spacing:0}.process-rail--flow h3{margin:0 0 .75rem;font-size:clamp(1.1rem,1.6vw,1.3rem);letter-spacing:-.03em}.process-rail--flow p{max-width:none;color:var(--process-muted);font-size:.9rem;line-height:1.7}@media (max-width:900px){.process-rail{grid-template-columns:repeat(2,1fr)}.process-rail--flow{margin-top:3rem}.process-rail--flow li,.process-rail--flow li:first-child,.process-rail--flow li:nth-child(2),.process-rail--flow li:nth-child(3),.process-rail--flow li:nth-child(4){min-height:auto;transform:none}}@media (max-width:640px){.process-rail{grid-template-columns:1fr}.process-rail li{min-height:auto;padding:1.5rem 0 2.5rem}.process-rail h3{margin-top:3.5rem}.process-rail--flow{margin-top:2rem}.process-rail--flow li,.process-rail--flow li:first-child,.process-rail--flow li:nth-child(2),.process-rail--flow li:nth-child(3),.process-rail--flow li:nth-child(4){padding:1.5rem 1.25rem}}