.post-hero[data-astro-cid-4ee7rn3o]{background:var(--vd-surface-hero);color:var(--vd-white);padding:160px var(--vd-pad-x) 64px;position:relative}.post-hero-overlay[data-astro-cid-4ee7rn3o]{pointer-events:none;background:linear-gradient(135deg,#0f1e35e0 0%,#0f1e35bf 45%,#1a215066 100%);position:absolute;inset:0}.post-hero-inner[data-astro-cid-4ee7rn3o]{z-index:1;max-width:860px;position:relative}.post-hero[data-astro-cid-4ee7rn3o] .crumbs[data-astro-cid-4ee7rn3o]{margin-bottom:24px}.post-category[data-astro-cid-4ee7rn3o]{text-transform:uppercase;letter-spacing:.15em;color:var(--vd-accent-light);margin-bottom:16px;font-family:JetBrains Mono,monospace;font-size:12px;font-weight:600;display:inline-block}.post-hero[data-astro-cid-4ee7rn3o] .section-title[data-astro-cid-4ee7rn3o]{color:var(--vd-white);max-width:none;margin-bottom:16px}.post-date[data-astro-cid-4ee7rn3o]{color:#fff9;font-family:JetBrains Mono,monospace;font-size:13px}.post-body[data-astro-cid-4ee7rn3o]{background:var(--vd-white)}.post-content[data-astro-cid-4ee7rn3o]{width:100%;max-width:860px;font-size:17px;line-height:var(--vd-leading-relaxed);color:var(--vd-slate-700);margin:0 auto}.post-content[data-astro-cid-4ee7rn3o] h2{color:var(--vd-ink-deep);margin:48px 0 16px;font-family:General Sans,sans-serif;font-size:24px;font-weight:600}.post-content[data-astro-cid-4ee7rn3o] h2:first-child{margin-top:0}.post-content[data-astro-cid-4ee7rn3o] h3{color:var(--vd-ink-deep);margin:24px 0 8px;font-family:General Sans,sans-serif;font-size:17px;font-weight:600}.post-content[data-astro-cid-4ee7rn3o] p{margin:0 0 16px}.post-content[data-astro-cid-4ee7rn3o] ul,.post-content[data-astro-cid-4ee7rn3o] ol{margin:0 0 16px;padding-left:1.5rem}.post-content[data-astro-cid-4ee7rn3o] li{margin-bottom:8px}.post-content[data-astro-cid-4ee7rn3o] strong{color:var(--vd-ink-deep);font-weight:600}.post-content[data-astro-cid-4ee7rn3o] a{color:var(--vd-accent-deep);text-underline-offset:3px;text-decoration:underline}.post-content[data-astro-cid-4ee7rn3o] blockquote{border-left:3px solid var(--vd-accent);color:var(--vd-slate-500);margin:1.5rem 0;padding-left:1.25rem;font-style:italic}.post-content[data-astro-cid-4ee7rn3o] img{border-radius:var(--vd-radius-md);max-width:100%;height:auto;margin:32px auto;display:block}.post-content[data-astro-cid-4ee7rn3o] video{max-width:100%;height:auto;margin:32px auto;display:block}@media (width<=640px){.post-hero[data-astro-cid-4ee7rn3o]{padding-top:120px}}.post-content[data-astro-cid-4ee7rn3o] figure.vd-video{margin:32px 0}.post-content[data-astro-cid-4ee7rn3o] figure.vd-video video{border-radius:var(--vd-radius-md);background:var(--vd-ink-deep);margin:0}.post-content[data-astro-cid-4ee7rn3o] figure.vd-video figcaption{letter-spacing:.08em;text-transform:uppercase;color:var(--vd-slate-500);margin-top:10px;font-family:JetBrains Mono,monospace;font-size:12px}.post-content[data-astro-cid-4ee7rn3o] table{border-collapse:separate;border-spacing:0;border:1px solid var(--vd-slate-100);border-radius:var(--vd-radius-md);width:100%;margin:24px 0 32px;font-size:15px;line-height:1.45;display:block;overflow-x:auto}.post-content[data-astro-cid-4ee7rn3o] thead th{background:var(--vd-ink-deep);color:var(--vd-white);letter-spacing:.06em;text-transform:uppercase;text-align:left;white-space:nowrap;padding:14px 16px;font-family:JetBrains Mono,monospace;font-size:12px;font-weight:500}.post-content[data-astro-cid-4ee7rn3o] thead th:last-child{background:var(--vd-accent-deep)}.post-content[data-astro-cid-4ee7rn3o] tbody td{vertical-align:top;border-top:1px solid var(--vd-slate-100);min-width:140px;padding:14px 16px}.post-content[data-astro-cid-4ee7rn3o] tbody tr:first-child td{border-top:none}.post-content[data-astro-cid-4ee7rn3o] tbody td:first-child{color:var(--vd-ink-deep);min-width:200px;font-weight:600}.post-content[data-astro-cid-4ee7rn3o] tbody td:last-child{background:var(--vd-tint);color:var(--vd-ink-deep)}.post-content[data-astro-cid-4ee7rn3o] tbody td:nth-child(2),.post-content[data-astro-cid-4ee7rn3o] tbody td:nth-child(3){color:var(--vd-slate-500)}.post-content[data-astro-cid-4ee7rn3o] .vd-diagram{background:var(--vd-tint);border:1px solid var(--vd-slate-100);border-radius:var(--vd-radius-md);margin:32px 0;padding:32px 24px}.post-content[data-astro-cid-4ee7rn3o] .vd-diagram-caption{letter-spacing:.08em;text-transform:uppercase;color:var(--vd-slate-500);text-align:center;margin:0 0 24px;font-family:JetBrains Mono,monospace;font-size:12px}.post-content[data-astro-cid-4ee7rn3o] .vd-flow{flex-wrap:wrap;align-items:stretch;gap:0;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone{border-radius:var(--vd-radius-sm);flex-direction:column;flex:240px;gap:12px;padding:20px;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone--ok{background:var(--vd-white);border:1.5px dashed var(--vd-slate-300)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone--blocked{background:var(--vd-ink-deep);border:1.5px solid var(--vd-ink-deep);color:var(--vd-white)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone-label{letter-spacing:.08em;text-transform:uppercase;align-items:center;gap:8px;font-family:JetBrains Mono,monospace;font-size:11px;font-weight:600;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone--ok .vd-flow-zone-label{color:var(--vd-teal)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone--blocked .vd-flow-zone-label{color:var(--vd-accent-light)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-step{background:var(--vd-tint);border-radius:6px;padding:10px 12px;font-size:14px;line-height:1.4}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone--blocked .vd-flow-step{color:#ffffffe6;background:#ffffff14}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-step strong{color:inherit;font-size:14px;display:block}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-zone--blocked .vd-flow-step strong{color:var(--vd-white)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-arrow{color:var(--vd-slate-300);flex:none;justify-content:center;align-items:center;padding:0 8px;font-size:20px;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-gate{flex-direction:column;flex:none;justify-content:center;align-items:center;gap:6px;min-width:64px;padding:0 16px;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-gate svg{width:22px;height:22px;color:var(--vd-accent)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-gate span{text-transform:uppercase;letter-spacing:.06em;color:var(--vd-accent-deep);text-align:center;font-family:JetBrains Mono,monospace;font-size:10px}@media (width<=640px){.post-content[data-astro-cid-4ee7rn3o] .vd-flow{flex-direction:column}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-arrow{padding:8px 0;transform:rotate(90deg)}.post-content[data-astro-cid-4ee7rn3o] .vd-flow-gate{flex-direction:row;padding:12px 0}}.post-content[data-astro-cid-4ee7rn3o] .vd-perim,.post-content[data-astro-cid-4ee7rn3o] .vd-states{background:var(--vd-ink-deep);color:var(--vd-white);border-radius:var(--vd-radius-md);margin:36px 0;padding:28px 28px 24px}.post-content[data-astro-cid-4ee7rn3o] .vd-perim .vd-diagram-caption,.post-content[data-astro-cid-4ee7rn3o] .vd-states .vd-diagram-caption{color:var(--vd-slate-300);text-align:left;margin-bottom:26px}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-track{grid-template-columns:repeat(4,1fr);margin:0;padding:40px 0 0;list-style:none;display:grid;position:relative}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-track:before{content:attr(data-tag);letter-spacing:.08em;text-transform:uppercase;color:var(--vd-slate-300);pointer-events:none;border:1.5px dashed #cbd5e161;border-radius:14px;padding:8px 12px;font-family:JetBrains Mono,monospace;font-size:11px;position:absolute;inset:0 calc(25% + 6px) -14px -14px}.post-content[data-astro-cid-4ee7rn3o] .vd-rail{background:#cbd5e140;width:75%;height:2px;position:absolute;top:52px;left:20px}.post-content[data-astro-cid-4ee7rn3o] .vd-rail-fill{background:var(--vd-accent);width:0;transition:width .7s cubic-bezier(.4,0,.2,1);position:absolute;top:0;bottom:0;left:0}.post-content[data-astro-cid-4ee7rn3o] .vd-perim[data-step="3"] .vd-rail-fill{background:var(--vd-teal)}.post-content[data-astro-cid-4ee7rn3o] .vd-packet{background:var(--vd-tint);z-index:2;border-radius:4px;flex-direction:column;gap:4px;width:24px;height:28px;margin-left:-12px;padding:6px 4px;transition:left .7s cubic-bezier(.4,0,.2,1),opacity .3s;display:flex;position:absolute;top:40px;left:20px;box-shadow:0 4px 14px #00000059}.post-content[data-astro-cid-4ee7rn3o] .vd-perim[data-step="-1"] .vd-packet{opacity:0}.post-content[data-astro-cid-4ee7rn3o] .vd-packet i,.post-content[data-astro-cid-4ee7rn3o] .vd-mini i{background:var(--vd-slate-300);border-radius:2px;height:3px;transition:background .3s;display:block}.post-content[data-astro-cid-4ee7rn3o] .vd-packet i.s,.post-content[data-astro-cid-4ee7rn3o] .vd-mini i.s{background:#f1b9be}.post-content[data-astro-cid-4ee7rn3o] .vd-perim[data-step="2"] .vd-packet i.s,.post-content[data-astro-cid-4ee7rn3o] .vd-perim[data-step="3"] .vd-packet i.s{background:var(--vd-ink-deep)}.post-content[data-astro-cid-4ee7rn3o] .vd-node{appearance:none;color:inherit;font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;width:100%;padding:30px 14px 6px;transition:background .2s;position:relative}.post-content[data-astro-cid-4ee7rn3o] .vd-node:hover{background:#ffffff0d}.post-content[data-astro-cid-4ee7rn3o] .vd-node:focus-visible{outline:2px solid var(--vd-accent-light);outline-offset:2px}.post-content[data-astro-cid-4ee7rn3o] .vd-node-dot{background:var(--vd-ink-deep);border:2px solid #cbd5e180;border-radius:50%;width:12px;height:12px;transition:border-color .3s,background .3s,transform .3s;position:absolute;top:13px;left:14px}.post-content[data-astro-cid-4ee7rn3o] .vd-node.is-done .vd-node-dot{border-color:var(--vd-accent);background:var(--vd-accent)}.post-content[data-astro-cid-4ee7rn3o] .vd-node.is-active .vd-node-dot{border-color:var(--vd-white);background:var(--vd-accent);transform:scale(1.35)}.post-content[data-astro-cid-4ee7rn3o] .vd-perim[data-step="3"] .vd-node[data-i="3"] .vd-node-dot{background:var(--vd-teal);border-color:var(--vd-white)}.post-content[data-astro-cid-4ee7rn3o] .vd-node-vis{justify-content:flex-start;align-items:center;height:52px;margin-bottom:12px;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-node-vis svg{width:38px;height:38px;stroke:var(--vd-slate-300);fill:none;stroke-width:1.6px;transition:stroke .25s,transform .25s}.post-content[data-astro-cid-4ee7rn3o] .vd-node:hover .vd-node-vis svg,.post-content[data-astro-cid-4ee7rn3o] .vd-node.is-active .vd-node-vis svg{stroke:var(--vd-white);transform:translateY(-2px)}.post-content[data-astro-cid-4ee7rn3o] .vd-node[data-i="2"].is-active .vd-node-vis svg{stroke:var(--vd-accent-light)}.post-content[data-astro-cid-4ee7rn3o] .vd-mini{background:var(--vd-tint);border-radius:5px;flex-direction:column;gap:6px;width:40px;padding:8px 6px;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-mini i{height:4px}.post-content[data-astro-cid-4ee7rn3o] .vd-node.is-active .vd-mini i.s{animation:1.2s ease-in-out infinite vdPulse}@keyframes vdPulse{50%{background:var(--vd-accent)}}.post-content[data-astro-cid-4ee7rn3o] .vd-ai{border:2px solid #cbd5e180;border-radius:50%;place-items:center;width:40px;height:40px;font-family:JetBrains Mono,monospace;font-size:14px;font-weight:600;transition:border-color .3s,color .3s,box-shadow .3s;display:grid}.post-content[data-astro-cid-4ee7rn3o] .vd-perim[data-step="3"] .vd-ai{border-color:var(--vd-teal);color:#5ec8be;box-shadow:0 0 0 6px #0d94882e}.post-content[data-astro-cid-4ee7rn3o] .vd-node-n{letter-spacing:.08em;color:var(--vd-accent-light);font-family:JetBrains Mono,monospace;font-size:11px;display:block}.post-content[data-astro-cid-4ee7rn3o] .vd-node-t{color:var(--vd-white);margin:2px 0;font-size:15px;font-weight:600;display:block}.post-content[data-astro-cid-4ee7rn3o] .vd-node-s{color:var(--vd-slate-400);font-family:JetBrains Mono,monospace;font-size:11.5px;line-height:1.4;display:block}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-foot{border-top:1px solid #cbd5e12e;align-items:flex-start;gap:16px;margin-top:30px;padding-top:18px;display:flex}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-readout{min-height:3.9em;color:var(--vd-slate-300);flex:1;margin:0;font-size:15px;line-height:1.55}.post-content[data-astro-cid-4ee7rn3o] .vd-btn{appearance:none;cursor:pointer;color:var(--vd-white);letter-spacing:.04em;background:0 0;border:1px solid #cbd5e166;border-radius:999px;flex:none;padding:8px 16px;font-family:JetBrains Mono,monospace;font-size:12px;transition:background .15s,border-color .15s}.post-content[data-astro-cid-4ee7rn3o] .vd-btn:hover{border-color:var(--vd-white);background:#ffffff14}.post-content[data-astro-cid-4ee7rn3o] .vd-btn:focus-visible{outline:2px solid var(--vd-accent-light);outline-offset:2px}.post-content[data-astro-cid-4ee7rn3o] .vd-states-tabs{background:#ffffff12;border-radius:999px;gap:6px;width:fit-content;max-width:100%;padding:4px;display:flex;overflow-x:auto}.post-content[data-astro-cid-4ee7rn3o] .vd-tab{appearance:none;cursor:pointer;white-space:nowrap;color:var(--vd-slate-300);letter-spacing:.04em;background:0 0;border:0;border-radius:999px;padding:9px 18px;font-family:JetBrains Mono,monospace;font-size:12px;transition:background .2s,color .2s}.post-content[data-astro-cid-4ee7rn3o] .vd-tab:hover{color:var(--vd-white)}.post-content[data-astro-cid-4ee7rn3o] .vd-tab:focus-visible{outline:2px solid var(--vd-accent-light);outline-offset:2px}.post-content[data-astro-cid-4ee7rn3o] .vd-tab[aria-selected=true]{background:var(--vd-white);color:var(--vd-ink-deep);font-weight:600}.post-content[data-astro-cid-4ee7rn3o] .vd-states-desc{min-height:4.7em;color:var(--vd-slate-300);max-width:62ch;margin:22px 0;font-size:15px;line-height:1.55}.post-content[data-astro-cid-4ee7rn3o] .vd-meter{border-top:1px solid #cbd5e124;grid-template-columns:210px 1fr 190px;align-items:center;gap:16px;padding:12px 0;display:grid}.post-content[data-astro-cid-4ee7rn3o] .vd-meter-l{color:var(--vd-slate-300);font-size:14px}.post-content[data-astro-cid-4ee7rn3o] .vd-meter-bar{background:#ffffff17;border-radius:999px;height:10px;overflow:hidden}.post-content[data-astro-cid-4ee7rn3o] .vd-meter-fill{background:var(--vd-accent);border-radius:999px;width:0;height:100%;transition:width .65s cubic-bezier(.4,0,.2,1),background .4s;display:block}.post-content[data-astro-cid-4ee7rn3o] .vd-states[data-state="2"] .vd-meter-fill{background:var(--vd-teal)}.post-content[data-astro-cid-4ee7rn3o] .vd-meter-v{color:var(--vd-white);font-family:JetBrains Mono,monospace;font-size:12.5px}@media (width<=720px){.post-content[data-astro-cid-4ee7rn3o] .vd-perim,.post-content[data-astro-cid-4ee7rn3o] .vd-states{padding:22px 16px 18px}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-track{grid-template-columns:1fr;padding-top:22px}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-track:before,.post-content[data-astro-cid-4ee7rn3o] .vd-rail,.post-content[data-astro-cid-4ee7rn3o] .vd-packet{display:none}.post-content[data-astro-cid-4ee7rn3o] .vd-node{border-top:1px solid #cbd5e11f;grid-template-columns:56px 1fr;align-items:center;column-gap:12px;padding:14px 12px 14px 38px;display:grid}.post-content[data-astro-cid-4ee7rn3o] .vd-node-dot{margin-top:-6px;top:50%;left:14px}.post-content[data-astro-cid-4ee7rn3o] .vd-node-vis{grid-row:span 3;margin:0}.post-content[data-astro-cid-4ee7rn3o] .vd-perim-foot{flex-direction:column}.post-content[data-astro-cid-4ee7rn3o] .vd-meter{grid-template-columns:1fr;gap:6px}}@media (prefers-reduced-motion:reduce){.post-content[data-astro-cid-4ee7rn3o] .vd-rail-fill,.post-content[data-astro-cid-4ee7rn3o] .vd-packet,.post-content[data-astro-cid-4ee7rn3o] .vd-meter-fill,.post-content[data-astro-cid-4ee7rn3o] .vd-node-dot,.post-content[data-astro-cid-4ee7rn3o] .vd-node-vis svg{transition:none}.post-content[data-astro-cid-4ee7rn3o] .vd-node.is-active .vd-mini i.s{animation:none}}
