/* System-design workbench. All surfaces inherit the active time-travel palette. */
body.exploration-view .main-grid{grid-template-columns:minmax(0,1fr)}
body.exploration-view .context-panel{display:none}
body.exploration-view .terminal-body{padding:28px}
body.exploration-view .command-line{margin-bottom:24px}
.architecture-lab{font-size:12px;line-height:1.7;min-width:0}
.architecture-lab [hidden]{display:none!important}
.al-intro{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:28px}
.al-intro h2{font-size:38px;margin:0 0 10px;letter-spacing:-1px}
.al-intro h2 span{color:var(--accent)}
.al-intro p{color:var(--muted);margin:0;font-size:13px}
.al-mode{color:var(--accent);font-size:9px;letter-spacing:1px;white-space:nowrap}
.al-toolbar{display:flex;align-items:end;justify-content:space-between;gap:16px;padding:18px 0;border-top:1px solid var(--line)}
.architecture-lab label{display:grid;gap:6px;font-size:11px;color:var(--muted);min-width:0}
.architecture-lab select,.architecture-lab input{color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:6px;min-height:38px;font:inherit;padding:8px 10px;max-width:100%;min-width:0}
.architecture-lab select{cursor:pointer}
.architecture-lab option{background:var(--bg);color:var(--text)}
.al-toolbar>label{min-width:240px}
.al-file-actions{display:flex;gap:8px;flex-wrap:wrap}
.al-purpose{margin:0 0 22px;color:var(--muted)}
.al-steps{display:flex;overflow:auto;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:24px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.al-steps button{flex:1;display:grid;gap:4px;min-width:108px;padding:12px 10px;border:0;border-bottom:2px solid transparent;text-align:left;white-space:nowrap;font-size:10px;color:var(--muted)}
.al-steps button span{font-size:9px;opacity:.8}
.al-steps button[aria-current=step]{border-bottom-color:var(--accent);color:var(--accent);background:color-mix(in srgb,var(--accent) 6%,transparent)}
.al-steps button:hover{color:var(--text)}
.al-diagram-tools{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:0 0 14px}
.al-diagram-tools>div{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.al-diagram-tools strong{font-size:12px;font-weight:500}
.al-count{color:var(--muted);font-size:10px}
.al-live-dot{display:block;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.al-canvas-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:20px;align-items:start}
.al-map-section{min-width:0}
.al-map-scroll{max-width:100%;overflow:auto;border:1px solid var(--line);border-radius:12px;scrollbar-width:thin;scrollbar-color:var(--line) var(--bg);background:var(--bg)}
.al-map{height:440px;min-width:640px;position:relative;isolation:isolate;background-image:radial-gradient(circle,color-mix(in srgb,var(--line) 60%,transparent) .7px,transparent .7px);background-size:20px 20px}
.al-connections{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.al-wire{stroke:color-mix(in srgb,var(--accent) 38%,var(--line));stroke-width:1.5;fill:none;vector-effect:non-scaling-stroke}
#al-arrow{fill:var(--accent)}
.al-connections text{fill:var(--muted);font-family:var(--mono);font-size:11px;paint-order:stroke;stroke:var(--bg);stroke-width:5px;stroke-linejoin:round}
.al-pulse{display:none;fill:none;stroke:var(--accent);stroke-width:3;stroke-linecap:round;stroke-dasharray:10 90;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 3px var(--accent))}
.is-flowing .al-pulse{display:block;animation:al-current 650ms linear both}
.is-flowing .al-wire{stroke:var(--accent)}
@keyframes al-current{from{stroke-dashoffset:10}to{stroke-dashoffset:-90}}
.al-node{position:absolute;transform:translate(-50%,-50%);width:16%;height:56px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:3px;padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface2);text-align:left;touch-action:none;cursor:grab;color:var(--text)}
.al-node:active{cursor:grabbing}
.al-node strong{max-width:100%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:11px;font-weight:500}
.al-node-type{font-size:8px;color:var(--muted);max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.al-node[aria-pressed=true]{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,var(--surface));box-shadow:0 4px 16px #0003}
.al-node-port{position:absolute;right:-3px;top:calc(50% - 3px);width:6px;height:6px;border:1px solid var(--accent);border-radius:50%;background:var(--bg)}
.al-map-hint{color:var(--muted);font-size:10px;margin:10px 0 20px}
.al-inspector{border-top:1px solid var(--accent);padding-top:14px;min-width:0}
.al-inspector-top{display:flex;gap:10px;justify-content:space-between;font-size:8px;color:var(--muted);margin-bottom:12px}
.al-inspector h3{font-size:18px;overflow-wrap:anywhere}
.al-inspector p{color:var(--muted);font-size:11px;line-height:1.8;margin:8px 0 18px}
.al-inspector input,.al-inspector select{width:100%}
.al-inspector h4{font-size:11px;margin:22px 0 12px;font-weight:500}
.al-connect-form{border-top:1px solid var(--line);margin-top:20px;display:grid;gap:10px}
.al-connect-form h4{margin:16px 0 0}
.al-connect-form .button{justify-content:center}
.al-connect-status:empty{display:none}
.al-edge-list>div{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:8px;padding:6px 0;color:var(--muted);font-size:9px}
.al-edge-list span{overflow-wrap:anywhere}
.al-edge-list button{min-width:28px;min-height:28px;font-size:18px}
.al-remove{margin-top:20px;color:var(--muted);font-size:10px;text-decoration:underline;text-underline-offset:4px;min-height:32px}
.al-sim-buttons{display:flex;flex-wrap:wrap;gap:8px}
.al-simulation>p{font-size:10px;color:var(--muted);margin:12px 0}
.al-trace{padding:14px 16px;max-height:180px;min-height:64px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--accent);font:10px/1.9 var(--mono);background:var(--bg);border-radius:8px;border:1px solid var(--line)}
.al-footer{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:9px;border-top:1px solid var(--line);margin-top:28px;padding-top:16px}
.al-document,.al-capacity{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:32px}
.al-document h3,.al-capacity h3{font-size:18px;margin:6px 0 12px}
.al-document p,.al-capacity p{color:var(--muted);font-size:12px}
.al-document textarea{width:100%;min-height:330px;resize:vertical;font:12px/2 var(--mono);color:var(--text);background:var(--bg);padding:20px;border:1px solid var(--line);border-radius:8px;margin-top:14px;tab-size:2}
.al-document .al-document-hint{font-size:10px}
.al-guide{border-left:1px solid var(--line);padding-left:24px}
.al-guide h3{font-size:14px}
.al-guide dl{padding-top:16px;border-top:1px solid var(--line);margin-top:22px;font-size:11px}
.al-guide dd{margin:10px 0;color:var(--muted)}
.al-guide a{display:block;color:var(--accent);font-size:10px;margin:24px 0}
.al-guide .button{margin-top:20px}
.al-input-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.al-estimate{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:20px}
.al-estimate dt{color:var(--muted);font-size:11px}
.al-estimate dd{color:var(--accent);font-size:28px;line-height:1.4;margin:4px 0 24px;font-variant-numeric:tabular-nums}
.al-estimate p{font-size:10px}
.architecture-lab :is(button,input,select,textarea):focus-visible,.al-map-scroll:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.architecture-lab button:disabled{opacity:.45;cursor:default}
.architecture-lab [data-stop]{opacity:1}
@media(min-width:1700px){.al-canvas-layout{grid-template-columns:minmax(0,1fr) 280px}.al-map{height:480px}.al-node{height:61px}}
@media(max-width:1200px){.al-canvas-layout{grid-template-columns:minmax(0,1fr)}.al-inspector{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}.al-inspector-top,.al-inspector>h3{grid-column:1/-1}.al-connect-form{grid-row:3/6;grid-column:2;margin-top:0;border-top:0}.al-edge-list{grid-column:1}.al-remove{justify-self:start}.al-mode{display:none}}
@media(max-width:720px){body.exploration-view .terminal-body{padding:24px 16px}.al-intro h2{font-size:30px}.al-intro p{font-size:12px}.al-toolbar{align-items:stretch;flex-direction:column}.al-toolbar>label{min-width:0}.al-file-actions .button{flex:1;justify-content:center}.al-purpose{font-size:11px}.al-steps{margin-right:-16px}.al-steps button{min-width:112px}.al-diagram-tools{align-items:start;flex-direction:column}.al-diagram-tools>div:last-child{width:100%}.al-diagram-tools select{flex:1}.al-map{height:400px}.al-node{height:51px}.al-document,.al-capacity{grid-template-columns:1fr;gap:24px}.al-guide{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}.al-document textarea{padding:12px;font-size:11px;min-height:360px}.al-footer{flex-direction:column;gap:6px}.al-inspector{display:block}.al-connect-form{margin-top:20px;border-top:1px solid var(--line)}.al-edge-list button{min-width:36px;min-height:36px}.al-sim-buttons .button{font-size:10px}.al-input-grid{gap:16px 12px}}
@media(prefers-reduced-motion:reduce){.al-pulse{animation:none!important;display:none!important}}