:root{--bg-color: #000000;--text-color: #ffffff;--primary: #fe2c55;--glass: rgba(20, 20, 20, .6)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}html,body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-color);overflow:hidden;overscroll-behavior:none;height:100vh;height:100dvh;width:100vw;position:fixed;top:0;left:0}#root{height:100%;width:100%}button{border:none;background:none;font-family:inherit;cursor:pointer;outline:none}.app-container{height:100%;width:100%;max-width:500px;margin:0 auto;position:relative;background:#000;overflow:hidden}.video-stage{position:relative;width:100%;height:100%;overflow:hidden;touch-action:none}.track-video{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover;background:#000;will-change:transform}.side-buttons{position:absolute;right:14px;bottom:calc(env(safe-area-inset-bottom,12px) + 24px);display:flex;flex-direction:column;gap:16px;z-index:20}.side-btn{width:50px;height:50px;border-radius:50%;background:#14141499;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.12);display:flex;justify-content:center;align-items:center;cursor:pointer;transition:transform .15s}.side-btn:active{transform:scale(.85)}