.reference-drawer{margin:24px 0 0;border-top:1px solid var(--line,#d8e1eb);padding:16px 0;background:transparent}.reference-drawer>summary{font-weight:600;color:#526780;cursor:pointer}.reference-drawer[open]>summary{margin-bottom:22px}.section>.section-head{margin-bottom:24px}.pcb-story h2{font-size:32px;line-height:1.16}.pcb-story .description{font-size:19px}.pcb-story .pcb-point p{font-size:17px;line-height:1.5}.signal-flow{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:20px 0;color:#254c6c;font-size:16px}.signal-flow b{color:#6d8296}.signal-flow span{font-weight:650}.component-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:26px}.component-groups button{text-align:left;background:white;border:1px solid #d8e1eb;border-radius:8px;padding:16px;color:#21364c;cursor:pointer;font:inherit}.component-groups strong{display:block;font-size:15px}.component-groups strong span{float:right;font-weight:500;color:#627d96}.component-groups small{display:block;margin-top:9px;color:#60738a;line-height:1.45;font-size:13px}.component-groups button[aria-pressed=true]{background:#e8f0f7;border-color:#93adc5}.component-browser{display:grid;grid-template-columns:minmax(250px,30%) minmax(0,1fr);gap:32px;padding:28px;border:1px solid #d8e1eb;border-radius:10px;background:#fff;align-items:start}.component-selector label{display:block;font-size:13px;font-weight:650;margin:0 0 7px}.component-selector input,.component-selector select{width:100%;box-sizing:border-box;min-height:42px;background:#f8fafc;border:1px solid #c8d5e2;border-radius:5px;color:#21364c;font:inherit;font-size:14px;padding:10px;margin-bottom:15px}.component-selector .small{margin:0 0 10px}#component-list{display:grid;gap:5px}#component-list button{display:flex;gap:10px;text-align:left;align-items:baseline;background:transparent;border:1px solid transparent;border-radius:5px;padding:10px;color:#4c6077;font:inherit;font-size:13px;cursor:pointer}#component-list button b{min-width:40px;color:#1c3650}#component-list button[aria-pressed=true]{background:#eaf1f7;border-color:#d5e2ed}.component-paging{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:12px;font-size:12px}.component-paging button{background:white;border:1px solid #d5e0eb;border-radius:5px;padding:4px 14px;font:inherit;font-size:18px;cursor:pointer}.component-paging button:disabled{opacity:.35;cursor:default}#component-detail{min-width:0}#component-detail .panel-kicker{text-transform:uppercase;font-size:12px;margin:0 0 14px}.part-title{display:flex;gap:15px;align-items:center;flex-wrap:wrap}.part-title h3{font-size:34px;margin:0}.necessity-badge{font-size:12px;border:1px solid #c8d7e4;padding:6px 9px;border-radius:4px;color:#395875;white-space:normal}.necessity-badge.nonessential{background:#fff6e5;border-color:#cbaa67;color:#76552a}.part-value{font-size:14px;color:#60748a;margin:8px 0 24px}.part-summary{font-size:17px;line-height:1.6;max-width:78ch}#component-detail h4{font-size:19px;margin:15px 0 8px}#component-depth{padding:16px 0 0;margin-top:20px;border-top:1px solid #d9e2ec}#component-depth summary{font-size:14px;font-weight:600;cursor:pointer;color:#355a79}#component-depth dl{font-size:15px;line-height:1.65}#component-depth dt{font-weight:700;margin-top:15px}#component-depth dd{margin-left:0}.pin-connection-table{max-height:420px;overflow:auto}.pin-connection-table table{font-size:12px}.part-mpn{overflow-wrap:anywhere}.part-actions{display:flex;gap:24px;flex-wrap:wrap;font-size:14px;padding-top:12px}.short-callout{border-left:3px solid #9eb2c5;padding:4px 0 4px 16px;font-size:15px;line-height:1.65;margin-top:24px;max-width:1050px}.correction-callout,.part-finding{background:#fff5ed;border-left:3px solid #b66641;padding:12px 16px;font-size:14px;line-height:1.65;color:#713f27}.pin-summary,.check-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;border-top:1px solid #d8e1eb;border-bottom:1px solid #d8e1eb;padding:24px 0;margin:24px 0}.pin-summary strong,.check-strip strong{display:block;font-size:32px;color:#1b3148}.pin-summary span,.check-strip span{font-size:14px;color:#60748b}#pin-frame{width:100%;height:880px;display:block;border:1px solid #d8e1eb;border-radius:8px;background:white;margin-top:24px}.next-decisions{list-style:none;counter-reset:decisions;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.next-decisions li{counter-increment:decisions;border-top:1px solid #cad8e5;padding:18px 0}.next-decisions li:before{content:'0' counter(decisions);display:block;font-size:12px;color:#71899f;margin-bottom:12px}.next-decisions strong{display:block;font-size:17px}.next-decisions span{display:block;font-size:15px;color:#60748b;margin-top:10px;line-height:1.6}.section-nav a{font-size:14px}.reference-drawer .section-head{margin-top:25px}.part-finding strong{font-weight:700}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid #3e7ead;outline-offset:3px}#presenter-notes p{max-width:90ch}#presenter-notes h3{font-size:17px;margin-top:25px}
@media(min-width:1600px){#pin-frame{height:980px}.component-browser{grid-template-columns:330px minmax(0,1fr)}}
@media(max-width:1000px){.component-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.component-browser{gap:24px;padding:20px;grid-template-columns:230px minmax(0,1fr)}.section-nav{flex-wrap:wrap}.next-decisions{gap:20px}.pcb-story h2{font-size:28px}}
@media(max-width:680px){.component-groups{gap:8px}.component-groups button{padding:12px}.component-groups strong{font-size:13px}.component-groups small{font-size:12px}.component-browser{grid-template-columns:1fr;padding:16px;gap:26px}.component-selector{border-bottom:1px solid #d8e1eb;padding-bottom:20px}#component-list{grid-template-columns:repeat(2,minmax(0,1fr))}#component-list button{flex-direction:column;gap:3px;font-size:12px}.pin-summary,.check-strip{gap:12px}.pin-summary strong,.check-strip strong{font-size:27px}.pin-summary span,.check-strip span{font-size:12px}.next-decisions{grid-template-columns:1fr;gap:0}.next-decisions li{padding:14px 0}.next-decisions li:before{float:left;width:26px;margin-top:4px}.next-decisions strong,.next-decisions span{margin-left:32px}#pin-frame{height:1250px}.part-title h3{font-size:29px}.part-summary{font-size:15px}.part-actions{gap:14px}.pcb-story h2{font-size:26px}.correction-callout,.part-finding{font-size:13px}.section-nav a{font-size:12px}.downloads small{overflow-wrap:anywhere}}