.pcb-lead{max-width:52ch;color:var(--muted);margin:12px 0 36px}.pcb-steps{grid-template-columns:repeat(4,1fr);gap:16px;list-style:none;display:grid}.pcb-steps li{background:var(--paper-2);border-top:2px solid #0000;min-height:160px;padding:24px 20px}.pcb-steps h3{margin-bottom:8px;font-size:20px}.pcb-steps p{color:var(--muted);font-size:14px}.pcb-steps li:first-child{background:rgba(var(--signal-rgb), .1);color:var(--text);border-top-color:var(--signal);grid-column:span 2}.pcb-steps li:first-child h3{color:var(--signal-ink)}.pcb-steps li:first-child p{color:var(--muted)}.pcb-steps li:nth-child(2){border-top-color:var(--rashmi)}.pcb-spec h2{margin-bottom:28px}.pcb-spec dl{grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:40px;display:grid}.pcb-spec dt{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-size:11px}.pcb-spec dd{color:var(--text);font-size:18px}.pcb-linger{max-height:420px;overflow:hidden}.pcb-linger img{object-fit:cover;width:100%;height:420px}@media (width<=900px){.pcb-steps{grid-template-columns:1fr 1fr}.pcb-steps li:first-child{grid-column:span 2}}@media (width<=640px){.pcb-steps,.pcb-steps li:first-child{grid-column:auto;grid-template-columns:1fr}.pcb-spec dl{grid-template-columns:1fr}.pcb-linger img{height:240px}}