.vn{--vn-bg:#101d29;--vn-panel:#162635;--vn-line:#344757;--vn-text:#f3f4f0;--vn-muted:#b1bfcb;--vn-gold:#85aaff;color:var(--vn-text);max-width:1800px;margin:auto;padding:22px 28px 40px;font:16px/1.5 Inter,system-ui,sans-serif}.vn *{box-sizing:border-box}.vn h1{font-size:28px;font-weight:550;letter-spacing:-.03em;line-height:1.2;margin:0}.vn h2{font-size:22px;font-weight:550;margin:0}.vn p{color:var(--vn-muted);font-size:14px;line-height:1.6}.vn-head{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:22px}.vn-head p{margin:6px 0 0}.vn-kicker{font-size:12px;letter-spacing:.15em;color:var(--vn-gold);margin-bottom:7px}.vn-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:start}.vn-stage{border:1px solid var(--vn-line);border-radius:12px;overflow:hidden;background:#152431;position:sticky;top:106px}.vn-stage-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;gap:12px}.vn-stage-head span{font-size:13px;color:var(--vn-muted)}#visionCanvas{position:relative;width:100%;height:clamp(380px,57vh,760px);background:radial-gradient(ellipse at 50% 40%,#ced8db,#90a5af);overflow:hidden}#visionCanvas canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab;outline-offset:-4px}#visionCanvas canvas:active{cursor:grabbing}.vn-loading{position:absolute;inset:0;display:grid;align-content:center;text-align:center;gap:10px;padding:30px;color:#152b3b;background:#11151c}.vn-loading[hidden]{display:none}.vn-loading a{color:#204e70}.vn-tools{display:flex;flex-wrap:wrap;gap:8px;padding:16px 20px;border-top:1px solid var(--vn-line)}.vn button,.vn select,.vn input{font:inherit}.vn button{cursor:pointer}.vn-btn{border:1px solid var(--vn-line);background:#203444;color:var(--vn-text);padding:10px 14px;border-radius:6px;font-size:14px!important;min-height:44px}.vn-btn:hover{border-color:var(--vn-gold)}.vn-btn.primary{background:var(--vn-gold);color:#152b3b;border-color:var(--vn-gold);font-weight:650}.vn-btn:disabled{opacity:.45;cursor:not-allowed}.vn-note{padding:0 20px 14px;font-size:13px;color:var(--vn-muted)}.vn-pane{background:var(--vn-panel);border:1px solid var(--vn-line);border-radius:12px;padding:22px}.vn-pane label{display:block;font-size:14px;margin:20px 0 8px;color:var(--vn-text)}.vn-pane select,.vn-pane input{width:100%;min-height:46px;border-radius:6px;border:1px solid #506373;background:#112333;color:var(--vn-text);padding:10px 12px;font-size:15px}.vn-current{display:flex;align-items:center;gap:10px;padding:14px 0;margin-bottom:4px;border-bottom:1px solid var(--vn-line);font-size:14px}.vn-current i{width:24px;height:24px;border-radius:4px;background:#d7c8ab}.vn-materials{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px;max-height:500px;overflow:auto;padding:2px 5px 4px 2px}.vn-material{padding:0;text-align:left;border:1px solid var(--vn-line);border-radius:8px;background:#102130;color:var(--vn-text);overflow:hidden;min-height:105px}.vn-material[aria-pressed=true]{outline:2px solid var(--vn-gold);outline-offset:0}.vn-material img{display:block;width:100%;height:65px;object-fit:cover}.vn-material span{display:block;padding:10px;font-size:14px;line-height:1.3}.vn-status{padding:14px 20px;color:var(--vn-muted);font-size:14px;border-top:1px solid var(--vn-line);min-height:51px}.vn-status.error{color:#ffb6a8}.vn-pending{margin-top:24px;border-top:1px solid var(--vn-line);padding-top:22px}.vn-pending summary{cursor:pointer;font-size:16px;color:var(--vn-muted);padding:8px 0}.vn-preferences{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:14px}.vn-preferences label{font-size:14px;display:block}.vn-preferences select{display:block;width:100%;margin-top:8px;font:14px system-ui;border:1px solid #506373;background:#162635;color:var(--vn-text);padding:12px;border-radius:6px}.vn-preferences select[multiple]{min-height:120px}.vn :focus-visible{outline:3px solid var(--vn-gold);outline-offset:3px}.vn-empty{grid-column:1/-1;color:var(--vn-muted);font-size:14px}.vn small{font-size:12px;color:var(--vn-muted)}@media(max-width:1100px){.vn{padding:20px 16px}.vn-layout{grid-template-columns:minmax(0,1fr) 310px}.vn-stage{top:160px}.vn-pane{padding:16px}}@media(max-width:800px){.vn-layout{grid-template-columns:1fr}.vn-stage{position:relative;top:0}.vn-head{align-items:flex-start;flex-wrap:wrap}#visionCanvas{height:420px}.vn-preferences{grid-template-columns:1fr 1fr}.vn-materials{grid-template-columns:repeat(3,minmax(0,1fr));max-height:380px}}@media(max-width:460px){#visionCanvas{height:350px}.vn-materials,.vn-preferences{grid-template-columns:1fr 1fr}.vn-stage-head{flex-wrap:wrap;padding:14px}.vn-tools{padding:12px}.vn-preferences{grid-template-columns:1fr}.vn h1{font-size:25px}}
.vn-build-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.vn-build-grid label:first-child,.vn-build-grid label:nth-child(2){grid-column:1/-1}.vn-build-grid label{margin:12px 0 0}.vn-build-grid select,.vn-build-grid input{display:block;margin-top:7px}.vn-pane input[type=search]{background:#112333;color:var(--vn-text)}
/* Lot 3 — continuous settings column and viewport-sized sticky canvas. */
.vn{--vn-sticky-top:100px}.vn-layout{grid-template-columns:minmax(0,1fr) minmax(340px,420px);align-items:start}.vn-settings{min-width:0;display:grid;gap:18px}.vn-control-section{scroll-margin-top:calc(var(--vn-sticky-top) + 18px)}.vn-stage{position:sticky;top:var(--vn-sticky-top);max-height:calc(100dvh - var(--vn-sticky-top) - 14px);display:flex;flex-direction:column;align-self:start}.vn-stage-head,.vn-tools,.vn-section-jump,.vn-note{flex-shrink:0}#visionCanvas{height:calc(100dvh - var(--vn-sticky-top) - 235px);min-height:180px;flex:1 1 auto}.vn-status{flex-shrink:0;max-height:72px;overflow:auto}.vn-section-jump{display:flex;align-items:center;gap:10px;padding:10px 20px;border-top:1px solid var(--vn-line)}.vn-section-jump label{font-size:14px;color:var(--vn-muted)}.vn-section-jump select{min-height:40px;max-width:280px;flex:1;width:auto;background:#203444;color:var(--vn-text);border:1px solid var(--vn-line);border-radius:6px;padding:6px 10px;font-size:14px}.vn-section-jump span{display:none}.vn-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.vn-option{display:flex;flex-direction:column;min-height:88px;text-align:left;overflow:hidden;border:1px solid var(--vn-line);border-radius:8px;background:#112333;color:var(--vn-text);padding:0}.vn-option .vn-option-swatch{display:block;height:32px;width:100%;opacity:.8}.vn-option .vn-option-label{display:block;font-size:14px;padding:11px;line-height:1.4}.vn-option[aria-pressed=true]{border-color:var(--vn-gold);box-shadow:inset 0 0 0 1px var(--vn-gold)}.vn-option[aria-pressed=true] .vn-option-label{color:var(--vn-gold)}.vn-option:hover{border-color:#8397a6}.vn-option:disabled{opacity:.45;cursor:not-allowed}.vn-help{margin-bottom:10px!important}.vn-settings-foot{margin:0 8px 24px}.vn-materials{max-height:none;overflow:visible}.vn-control-section.is-active{border-color:#536b96}#playMotion{margin-top:18px;width:100%}.vn-tools{gap:6px;padding:10px 16px}.vn-tools .vn-btn{padding:8px 10px}.vn-stage .vn-note{padding-bottom:10px}#section-locks .vn-option-swatch{display:none}
@media(max-width:1100px){.vn-layout{grid-template-columns:minmax(0,1fr) 340px}.vn-stage-head{padding:14px}.vn-stage-head h2{font-size:18px}}
@media(max-width:800px){.vn-layout{display:block}.vn-stage{position:sticky;top:0;z-index:20;max-height:53dvh;margin-bottom:18px;box-shadow:0 6px 16px #0004}.vn-stage-head{padding:8px 12px}.vn-stage-head h2{font-size:16px}.vn-stage-head span{font-size:12px}#visionCanvas{height:25dvh;min-height:110px}.vn-stage .vn-note{display:none}.vn-status{padding:7px 12px;font-size:12px;max-height:44px}.vn-section-jump{padding:5px 10px}.vn-section-jump select{min-height:34px}.vn-tools{padding:5px 10px;gap:4px}.vn-tools .vn-btn{min-height:32px;padding:5px 8px;font-size:12px!important}.vn-control-section{scroll-margin-top:calc(53dvh + 12px)}.vn-settings{gap:16px}.vn-options{grid-template-columns:repeat(3,minmax(0,1fr))}body:has(.vn)>.nav{position:relative}.vn-pane{padding:20px}.vn-materials{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:460px){.vn-options,.vn-materials{grid-template-columns:1fr 1fr}}

.vn-export-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.vn-final{width:min(820px,calc(100vw - 28px));max-height:90dvh;overflow:auto;border:1px solid #52616d;border-radius:14px;background:#162635;color:#f3f4f0;padding:26px;font:16px/1.6 Inter,system-ui,sans-serif}.vn-final::backdrop{background:#091623b8}.vn-final-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.vn-final h2{font-size:26px;margin:4px 0}.vn-final p{color:#b6c5d0;font-size:14px}.vn-final label{display:block;margin:18px 0 8px}.vn-final select{width:100%;padding:12px;background:#203444;color:#f3f4f0;border:1px solid #52616d;border-radius:6px;font-size:16px;margin-bottom:18px}.vn-final progress{width:100%;height:12px;margin-top:20px;accent-color:#85aaff}.vn-final img{display:block;width:100%;height:auto;margin:16px 0;border-radius:8px}.vn-final [hidden]{display:none!important}.vn-final a{text-decoration:none}.vn-final :focus-visible{outline:3px solid #85aaff;outline-offset:3px}@media(max-width:600px){.vn-final{padding:18px}.vn-final-head{align-items:flex-start}.vn-final h2{font-size:22px}}

/* Dialogs live outside .vn: define their palette explicitly. */
.vn-final{--vn-line:#52616d;--vn-text:#f3f4f0;--vn-gold:#85aaff}.vn-final .vn-btn{background:#203444;color:#f3f4f0;border:1px solid #52616d}.vn-final .vn-btn.primary{background:#85aaff;color:#152b3b;border-color:#85aaff}.vn-final textarea{box-sizing:border-box;width:100%;padding:14px;border:1px solid #52616d;background:#0f202e;color:#f3f4f0;border-radius:8px;font:14px/1.6 system-ui;resize:vertical}.vn-final input{max-width:100%;color:#f3f4f0}.vn-final hr{border:0;border-top:1px solid #52616d;margin-top:24px}#shapePlan{display:block;width:100%;background:#10151e;border-radius:10px;touch-action:none;margin-top:16px;max-height:360px}#shapePlan circle{cursor:grab;stroke:#162635;stroke-width:.22}#shapePlan circle:focus{outline:none;stroke:#fff;stroke-width:.6}#editShape[aria-pressed=true]{background:#85aaff;color:#152b3b}.vn-plan-import summary{cursor:pointer;padding:12px 0;color:#85aaff}.vn-plan-import object{width:100%;height:350px;background:white}.vn-plan-import [hidden]{display:none}.vn-plan-import a{color:#85aaff}.vn-plan-import input{font-size:12px}

.vn-surface-edit{position:absolute;z-index:25;top:64px;right:12px;width:min(280px,calc(100% - 24px));padding:16px;background:#162635f5;border:1px solid #85aaff;border-radius:10px;box-shadow:0 8px 24px #0005;max-height:calc(100% - 80px);overflow:auto}.vn-surface-edit[hidden]{display:none}.vn-surface-edit h3{font-size:16px;margin:8px 0}.vn-surface-edit p{font-size:12px;margin:8px 0}.vn-surface-edit label{display:block;font-size:13px}.vn-surface-edit input{width:100%;padding:10px;margin:8px 0;background:#102432;color:white;border:1px solid #506373;border-radius:6px}.vn-surface-edit button{font-size:12px!important}.vn-surface-edit #closeSurfaceInspector{float:right;padding:4px 8px;min-height:28px}