:root{--vk-blue: #0077ff;--bg: #0b1d33}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#fff;overscroll-behavior:none}body{display:flex;justify-content:center;align-items:center}.phone{position:relative;width:100%;height:100%;max-width:430px;max-height:100dvh;overflow:hidden;background:#000}@media (min-width: 540px) and (min-height: 700px){.phone{height:860px;border-radius:40px;box-shadow:0 30px 80px #0009}}.viewer{position:relative;width:100%;height:100%;touch-action:none;cursor:grab}.viewer:active{cursor:grabbing}#scene{display:block;width:100%;height:100%}.loader{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:var(--bg);transition:opacity .4s ease}.loader[hidden]{display:none}.loader--done{opacity:0;pointer-events:none}.loader__bar{width:180px;height:4px;border-radius:4px;background:#ffffff26;overflow:hidden}.loader__bar span{display:block;width:0;height:100%;background:var(--vk-blue);transition:width .2s ease}.loader__text{font-size:14px;opacity:.7}.hint{position:absolute;left:50%;bottom:calc(28px + env(safe-area-inset-bottom));transform:translate(-50%);display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:999px;background:#0a14238c;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);font-size:13px;white-space:nowrap;transition:opacity .5s ease}.hint[hidden]{display:none}.hint--off{opacity:0}.hint__icon{font-size:15px;animation:swipe 1.8s ease-in-out infinite}.hint--done{background:#0077ffd9;font-weight:600}.hint--done .hint__icon{animation:none}@keyframes swipe{0%,to{transform:translate(-3px)}50%{transform:translate(3px)}}