.diagram{border:1px solid var(--line);background:rgba(13,22,43,.55);padding:28px}.diagram-title{color:var(--text-secondary);font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:22px}.diagram-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.diagram-node{padding:15px 17px;border:1px solid #345078;background:var(--panel);text-align:center;font-weight:700;min-width:120px;flex:1}.diagram-node.cyan{background:var(--cyan);color:var(--bg-primary);border-color:var(--cyan)}.diagram-node.purple{background:var(--purple);color:white;border-color:var(--purple)}.diagram-node.yellow{background:var(--yellow);color:var(--bg-primary);border-color:var(--yellow)}.diagram-arrow{color:var(--cyan);font-size:1.3rem}.vertical-flow{display:grid;gap:0}.vertical-flow .diagram-node{position:relative}.vertical-flow .diagram-node:not(:last-child):after{content:"↓";position:absolute;left:50%;bottom:-25px;color:var(--cyan);z-index:2}.vertical-flow .diagram-node:not(:last-child){margin-bottom:22px}.architecture-stack{display:grid;gap:10px}.architecture-stack .layer:nth-child(1){border-left:4px solid var(--cyan)}.architecture-stack .layer:nth-child(2){border-left:4px solid var(--blue)}.architecture-stack .layer:nth-child(3){border-left:4px solid var(--purple)}.architecture-stack .layer:nth-child(4){border-left:4px solid var(--yellow)}.architecture-stack .layer:nth-child(5){border-left:4px solid var(--green)}.architecture-stack .layer:nth-child(6){border-left:4px solid var(--coral)}.evidence-chain{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;align-items:center}.evidence-step{padding:18px 12px;text-align:center;background:var(--panel);border:1px solid var(--line);font-size:.82rem;font-weight:800}.evidence-step:nth-child(1){border-top:3px solid var(--cyan)}.evidence-step:nth-child(2){border-top:3px solid var(--blue)}.evidence-step:nth-child(3){border-top:3px solid var(--purple)}.evidence-step:nth-child(4){border-top:3px solid var(--yellow)}.evidence-step:nth-child(5){border-top:3px solid var(--green)}.evidence-step:nth-child(6){border-top:3px solid var(--coral)}