:root{--cdp-accent: var(--accent);--cdp-border: #d6b0a8;--cdp-surface: #f4e9e6;--cdp-surface-strong: #ecdad5;--cdp-diagram-surface: #f1e9e5}.protocol-diagram{display:flex;align-items:stretch;gap:.65rem;padding:1.15rem;border:1px solid var(--cdp-border);background:var(--cdp-diagram-surface);font-family:var(--mono);font-size:.78rem;line-height:1.25}.protocol-tools{display:grid;flex:1;gap:.45rem;align-content:center}.protocol-tools span,.protocol-router,.protocol-runtime{display:flex;align-items:center;justify-content:center;min-width:0;padding:.65rem;border:1px solid var(--cdp-border);background:var(--paper);text-align:center}.protocol-router{flex:1.25;flex-direction:column;gap:.3rem;border-color:var(--cdp-accent)}.protocol-router strong{font-size:.9rem;font-weight:500}.protocol-router small{color:var(--muted);font-size:.68rem}.protocol-runtime{flex:.8}.protocol-arrow{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:68px;color:var(--muted);text-align:center}.protocol-arrow span{font-size:.72rem;line-height:1.2}.protocol-arrow::after{margin-top:.25rem;color:var(--cdp-accent);content:'→';font-size:1.2rem}.pillars{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:.85rem;margin:2.5rem 0}.pillar{display:flex;flex-direction:column;min-width:0;padding:1.25rem;border:1px solid var(--cdp-border);background:var(--cdp-surface)}.pillar-number{color:var(--cdp-accent);font-family:var(--mono);font-size:1.15rem;font-weight:500;letter-spacing:.08em;line-height:1}.pillar-title{margin-top:.9rem;font-size:1.05rem;font-weight:600;line-height:1.15}.pillar p{margin:.8rem 0 0;color:var(--muted);font-size:.87rem;line-height:1.45}.capability-table{overflow-x:auto;margin:2.25rem 0;border:1px solid var(--cdp-border);background:var(--cdp-surface)}.capability-table table{width:100%;min-width:620px;margin:0;border-collapse:collapse;font-size:.88rem;line-height:1.45}.capability-table th{padding:.85rem 1rem;background:var(--cdp-surface-strong);color:var(--cdp-accent);font-family:var(--mono);font-size:.78rem;font-weight:500;letter-spacing:.02em;text-align:left}.capability-table td{padding:1rem;border-top:1px solid var(--cdp-border);vertical-align:top}.capability-table th+th,.capability-table td+td{border-left:1px solid var(--cdp-border)}@media (max-width: 600px){.protocol-diagram{flex-direction:column}.protocol-arrow{min-height:42px}.protocol-arrow::after{content:'↓'}.pillars{grid-template-columns:1fr}}