*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:Segoe UI,system-ui,sans-serif;background:#0f1117;color:#e8e8ef}#tour_app{min-height:100%;display:flex;flex-direction:column}.tour-header{display:flex;align-items:center;gap:1rem;padding:.75rem 1rem;background:#161a24;border-bottom:1px solid rgba(255,255,255,.08);flex-shrink:0}.back-link{color:#8ab4ff;text-decoration:none;font-size:.9rem}.tour-header h1{font-size:1rem}.tour-header p{font-size:.8rem;opacity:.65}.sync-status{color:#8ab4ff;font-size:.8rem}#tour_list_view{padding:1rem}#tour_list{list-style:none;display:grid;gap:.75rem}#tour_list li{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem;background:#161a24;border-radius:10px;border:1px solid rgba(255,255,255,.08)}#tour_list .meta{font-size:.8rem;opacity:.65;margin-top:.25rem}.btn{padding:.45rem .75rem;border-radius:8px;background:#3d6df0;color:#fff;text-decoration:none;font-size:.85rem;white-space:nowrap}#tour_view{flex:1;display:flex;flex-direction:column;min-height:0}.iframe-shell{flex:1;position:relative;min-height:calc(100vh - 80px)}#tour_frame{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:none;background:#000}#tour_frame.remote-pulse{box-shadow:inset 0 0 0 3px #ffd166}#error,#tour_error{padding:1rem;color:#ff8a80;text-align:center}.hidden{display:none!important}