*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;background:#020b11;color:#edf8ff;font-family:Inter,Arial,sans-serif}body{overflow:hidden}.demo-shell{position:relative;width:100vw;height:100vh;min-height:650px;background:#04131c;overflow:hidden}.environment{position:absolute;inset:0;background:url("vista-demo-environment.jpg") center/cover no-repeat;filter:saturate(.72) brightness(.56) contrast(1.13);transform:scale(1.025)}.scan-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(61,228,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(61,228,255,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(to bottom,transparent,black 15%,black 85%,transparent)}.vignette{position:absolute;inset:0;background:radial-gradient(circle at 50% 46%,transparent 25%,rgba(1,8,13,.28) 62%,rgba(1,8,13,.88) 100%),linear-gradient(180deg,rgba(1,8,13,.55),transparent 28%,transparent 70%,rgba(1,8,13,.75))}.topbar{position:absolute;top:0;left:0;right:0;height:76px;display:flex;align-items:center;padding:0 34px;border-bottom:1px solid rgba(96,224,255,.18);background:rgba(2,12,18,.62);backdrop-filter:blur(12px);z-index:20}.brand img{width:120px}.status-group{margin-left:auto;display:flex;gap:9px;align-items:center;font-size:11px;letter-spacing:.16em;color:#9cc4d2}.status-dot{width:7px;height:7px;border-radius:50%;background:#52e5ff;box-shadow:0 0 14px #52e5ff}.exit{margin-left:28px;color:#dcecf2;text-decoration:none;font-size:11px;letter-spacing:.14em}.intro-panel,.results{position:absolute;z-index:30;top:50%;left:50%;transform:translate(-50%,-50%);width:min(720px,calc(100vw - 40px));padding:46px;background:linear-gradient(145deg,rgba(4,23,34,.96),rgba(3,13,20,.94));border:1px solid rgba(80,221,255,.28);box-shadow:0 30px 90px rgba(0,0,0,.55),inset 0 0 80px rgba(31,182,224,.025);border-radius:18px}.eyebrow{font-size:11px;letter-spacing:.23em;color:#57e6ff;font-weight:800;margin-bottom:16px}.intro-panel h1,.results h2{font-family:"Arial Narrow",Arial,sans-serif;font-size:clamp(44px,7vw,82px);line-height:.88;letter-spacing:-.055em;margin:0 0 22px;font-weight:900}.intro-panel h1 span,.results h2 span{color:#53e5ff}.intro-panel p{color:#a7c3cf;line-height:1.65;font-size:16px}.notice{display:flex;gap:13px;padding:15px 17px;margin:23px 0;border-left:2px solid #53e5ff;background:rgba(70,216,246,.06);font-size:12px;line-height:1.5}.notice b{white-space:nowrap;color:#fff}.notice span{color:#9db7c2}.primary,.secondary{border:0;background:#52e5ff;color:#021018;padding:15px 21px;border-radius:7px;font-weight:900;letter-spacing:.08em;font-size:12px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.intro-panel>small{display:block;margin-top:15px;font-size:9px;letter-spacing:.14em;color:#708e9a}.hidden{display:none!important}.hud{position:absolute;inset:76px 0 0;z-index:10}.left-rail,.right-rail{position:absolute;top:30px;width:250px}.left-rail{left:28px}.right-rail{right:28px}.micro{font-size:9px;letter-spacing:.18em;color:#59e5ff}.module{margin:8px 0 20px;font-size:21px;font-weight:900;letter-spacing:.03em}.rail-card,.ai-card,.score-card,.telemetry,.object-card{background:rgba(3,18,27,.74);border:1px solid rgba(86,225,255,.22);backdrop-filter:blur(8px);padding:13px 15px;margin-bottom:9px;border-radius:6px}.rail-card small,.ai-card small,.telemetry small,.object-card small{font-size:8px;letter-spacing:.18em;color:#7da8b7}.rail-card strong{float:right;font-size:11px}.ai-title{font-size:12px;font-weight:900;letter-spacing:.12em;color:#63e5ff;margin-bottom:9px}.ai-card p,.telemetry p{font-size:12px;line-height:1.5;color:#d4e8ef;margin:7px 0 0}.score-card{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;text-align:center}.score-card div{border-right:1px solid rgba(94,211,240,.15)}.score-card div:last-child{border:0}.score-card span{display:block;font-size:7px;letter-spacing:.1em;color:#7ca0ad}.score-card b{font-size:20px;color:#fff}.center-view{position:absolute;inset:0}.reticle{position:absolute;left:50%;top:45%;width:66px;height:66px;transform:translate(-50%,-50%);border:1px solid rgba(87,230,255,.75);border-radius:50%;box-shadow:0 0 35px rgba(82,229,255,.11)}.reticle:before,.reticle:after{content:"";position:absolute;background:#5be9ff}.reticle:before{width:18px;height:1px;left:24px;top:32px}.reticle:after{width:1px;height:18px;left:32px;top:24px}.reticle span{position:absolute;inset:-7px;border:1px dashed rgba(87,230,255,.34);border-radius:50%;animation:spin 7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.hotspot{position:absolute;background:rgba(3,22,31,.8);border:1px solid #59e5ff;color:#fff;padding:8px 10px;border-radius:4px;font-size:9px;font-weight:800;letter-spacing:.11em;cursor:pointer;box-shadow:0 0 18px rgba(78,225,255,.13)}.hotspot i{display:inline-block;width:6px;height:6px;border-radius:50%;background:#5be6ff;margin-right:7px;box-shadow:0 0 10px #5be6ff}.hotspot.transformer{left:58%;top:27%}.hotspot.zone{left:48%;top:66%}.hotspot.ground{left:67%;top:69%}.hotspot.done{border-color:#5ff0a1;color:#caffdf}.hotspot.done i{background:#5ff0a1;box-shadow:0 0 10px #5ff0a1}.hotspot.locked{opacity:.3;pointer-events:none}.object-card{position:absolute;left:55%;top:35%;width:290px}.object-card strong{display:block;margin:6px 0 11px;font-size:14px}.object-card div{display:flex;justify-content:space-between;font-size:9px;margin-top:6px;color:#8caab6}.object-card b{color:#dffaff}.boundary{position:absolute;left:34%;right:24%;bottom:15%;height:29%;border:2px solid rgba(87,231,255,.85);border-radius:50%;transform:perspective(400px) rotateX(62deg);box-shadow:0 0 40px rgba(88,230,255,.2),inset 0 0 40px rgba(88,230,255,.08)}.boundary span{position:absolute;top:-20px;left:50%;transform:translateX(-50%) rotateX(-62deg);font-size:8px;letter-spacing:.15em;color:#6beaff;white-space:nowrap}.hazard{position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);width:min(560px,calc(100vw - 40px));display:flex;gap:18px;padding:22px;background:rgba(37,13,14,.94);border:1px solid rgba(255,103,91,.65);box-shadow:0 0 60px rgba(255,65,47,.16);border-radius:8px}.hazard-icon{width:48px;height:48px;border:2px solid #ff735f;border-radius:50%;display:grid;place-items:center;font-size:26px;font-weight:900;color:#ff735f}.hazard small{font-size:8px;letter-spacing:.2em;color:#ff8c7c}.hazard strong{display:block;font-size:17px;margin:4px 0}.hazard p{font-size:12px;color:#e7beb8;line-height:1.45}.decision-row{display:flex;gap:8px}.decision-row button{background:transparent;color:#f0cbc5;border:1px solid rgba(255,126,107,.4);padding:10px;border-radius:4px;font-size:9px;font-weight:800;cursor:pointer}.decision-row .safe{background:#54e5ff;color:#031016;border-color:#54e5ff}.lower-hud{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);display:flex;background:rgba(2,15,23,.68);border:1px solid rgba(82,227,255,.18);backdrop-filter:blur(10px);border-radius:7px;overflow:hidden}.lower-hud div{padding:9px 15px;border-right:1px solid rgba(81,220,248,.12)}.lower-hud div:last-child{border:0}.lower-hud small{display:block;font-size:6px;letter-spacing:.14em;color:#698793}.lower-hud b{font-size:8px;letter-spacing:.13em}.lower-hud .active b{color:#57e6ff}.results{text-align:center}.result-mark{margin:0 auto 15px;width:55px;height:55px;border:1px solid #55e6ff;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:900;color:#57e6ff}.results h2{font-size:clamp(36px,6vw,65px)}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0}.result-grid div{padding:18px 8px;background:rgba(83,229,255,.055);border:1px solid rgba(83,229,255,.15);border-radius:7px}.result-grid small{display:block;font-size:7px;letter-spacing:.12em;color:#8eb0bc}.result-grid strong{font-size:28px;color:#58e6ff}.results>p{font-size:12px;color:#91aeb9}.result-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:20px}.secondary{background:transparent;color:#d9f5ff;border:1px solid rgba(88,229,255,.3)}.concept-note{display:block;margin-top:18px;color:#678490;font-size:8px;letter-spacing:.16em}@media(max-width:900px){.left-rail{left:12px;width:165px}.right-rail{right:12px;width:190px}.lower-hud{display:none}.hotspot.transformer{left:50%}.hotspot.ground{left:60%}}@media(max-width:680px){.demo-shell{min-height:100vh}.topbar{height:60px;padding:0 14px}.brand img{width:90px}.status-group{font-size:8px}.exit{margin-left:10px;font-size:8px}.intro-panel,.results{padding:28px 22px}.hud{inset:60px 0 0}.left-rail{top:10px;left:10px;width:140px}.left-rail .rail-card:nth-of-type(2){display:none}.right-rail{top:auto;bottom:12px;right:10px;width:calc(100% - 20px)}.right-rail .score-card{max-width:280px;margin-left:auto}.ai-card,.telemetry{max-width:300px;margin-left:auto}.hotspot{font-size:7px}.object-card{left:12px;top:38%;width:220px}.hazard{top:45%}.result-grid strong{font-size:20px}}

/* VISTA 5D Build 1.0C.2 — interaction-layer hotfix */
.scan-grid,
.vignette,
.reticle,
.object-card,
.boundary,
.lower-hud {
  pointer-events: none;
}

.hotspot,
.hazard,
.hazard button,
.topbar,
.left-rail,
.right-rail {
  pointer-events: auto;
}

.hotspot {
  z-index: 12;
}

.object-card {
  z-index: 8;
}

.boundary {
  z-index: 7;
}

.hazard {
  z-index: 20;
}