/* Tunninet only; no client-brand shell changes. */
.studio-v3 .platform-explorer{background:linear-gradient(135deg,#fafdff,#eaf5ff);border:1px solid #c4d7eb;border-radius:24px;padding:clamp(12px,2vw,28px);min-width:0;color:#102b49}.platform-explorer h2{font-size:clamp(1.55rem,2.5vw,2.4rem);line-height:1.1;letter-spacing:-.04em}.platform-toolbar{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,170px),1fr));gap:12px;margin:18px 0}.platform-toolbar label{display:flex;flex-direction:column;font-size:.8rem;font-weight:650;gap:6px;min-width:0}.platform-toolbar select,.platform-toolbar input,.platform-explorer button{font:inherit;max-width:100%;min-width:0;border:1px solid #a7c2db;background:#fff;color:#102b49;padding:10px;border-radius:9px;min-height:44px}.platform-explorer button{cursor:pointer}.platform-explorer button:disabled{opacity:.5;cursor:default}.platform-explorer :focus-visible{outline:3px solid #1474ff;outline-offset:3px}.platform-diagram{position:relative;width:100%;min-height:220px;overflow:hidden;background:#f7fbff;border-radius:16px}.platform-diagram svg{display:block;width:100%;touch-action:pan-y}.platform-diagram [role=button]{cursor:pointer}.platform-explorer p{font-size:.9rem;line-height:1.65;overflow-wrap:anywhere}.platform-explorer details{border-top:1px solid #bed1e3;padding:14px 0}.platform-explorer summary{cursor:pointer;min-height:32px}.platform-inspector{border-left:3px solid #29bdd3;padding:12px;max-height:350px;overflow:auto;background:#fff}.platform-inspector pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.platform-explorer .actions{display:flex;flex-wrap:wrap;gap:10px}.platform-compact .platform-inspector{max-height:160px}.studio-v3 .v2-home-hero{align-items:start}.studio-v3 .v2-home-hero>.platform-explorer{max-width:100%}.platform-explorer [data-platform-stage]{font-weight:700;color:#1260a5}.studio-v3 .tunninet-emblem{overflow:visible}.studio-v3 .tunninet-emblem .signal-pulse{stroke:#00bcd4;stroke-dasharray:6 30;animation:tunninet-signal 4s linear infinite;fill:none}.studio-v3 .tunninet-emblem .signal-pulse:nth-child(2){stroke:#1469ff;animation-delay:-2s}@keyframes tunninet-signal{to{stroke-dashoffset:-72}}.tunninet-motion-paused .tunninet-emblem .signal-pulse{animation-play-state:paused}@media(prefers-reduced-motion:reduce){.studio-v3 .tunninet-emblem .signal-pulse{animation:none}}@media(max-width:600px){.platform-toolbar{grid-template-columns:1fr 1fr}.platform-toolbar label{font-size:.75rem}.platform-toolbar select{font-size:12px}.platform-explorer{padding:12px}.platform-explorer .actions>*{width:100%}}@media(max-width:360px){.platform-toolbar{grid-template-columns:1fr}}
.platform-compact>header>h2{font-size:1.45rem}.platform-compact>header>p:not(.eyebrow){font-size:.8rem}.platform-compact>.platform-toolbar{grid-template-columns:1fr 1fr}.platform-compact>.platform-toolbar>details{grid-column:1/-1;padding:4px 0}.platform-compact>.platform-toolbar>details:not([open]){border:0}.platform-compact:not([data-inspected]) .platform-inspector{display:none}.platform-compact>[data-platform-counts],.platform-compact>[data-platform-impact],.platform-compact>.actions{display:none}.platform-compact>[data-platform-status]{font-size:.75rem}.platform-compact [data-platform-stage]{font-size:.8rem}
.platform-depth{position:absolute;inset:0;pointer-events:none;width:100%;height:100%}.platform-diagram svg{position:relative;z-index:1}.platform-diagram.depth-ready [data-node-group] rect{fill-opacity:.68}

/* Keep navigation inside the corporate header under text/browser zoom. */
.studio-v3 .desktop-nav{min-width:0;max-width:100%;flex-wrap:wrap}