body{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;background-color:#2c3e50;margin:0;overflow:hidden;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#fff;transition:background-color .3s ease}#top-bar{position:absolute;top:20px;left:50%;transform:translate(-50%);width:min(860px,calc(100vw - 320px));z-index:20}#ui{text-align:center;background:#000000a6;padding:15px 35px;border-radius:18px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 10px 25px #00000047;transition:background .3s ease,color .3s ease,box-shadow .3s ease}#side-panel{position:absolute;top:20px;left:20px;width:250px;z-index:20;background:#000000ad;border-radius:20px;padding:18px 16px;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 16px 35px #0000004d;display:flex;flex-direction:column;gap:18px;transition:background .3s ease,box-shadow .3s ease}.panel-section{display:flex;flex-direction:column;gap:10px}.panel-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.18em;color:#dfe6e9;font-weight:700}#scene-nav{display:grid;gap:8px}.scene-button,.panel-button{width:100%;border:0;border-radius:14px;padding:10px 12px;background:#ffffff14;color:#ecf0f1;display:flex;align-items:center;gap:10px;font:inherit;cursor:pointer;text-align:left;transition:background .18s ease,transform .18s ease,box-shadow .18s ease}.scene-button:hover,.panel-button:hover,.scene-button:focus-visible,.panel-button:focus-visible{background:#ffffff29;transform:translateY(-1px);outline:none}.scene-button.active{background:#3498db47;box-shadow:inset 0 0 0 1px #ffffff24}h1{margin:0 0 10px;font-size:2.5rem;text-transform:uppercase;letter-spacing:2px;color:#ecf0f1;text-shadow:2px 2px 4px rgba(0,0,0,.5)}#volume-control-container{display:flex;align-items:center;gap:10px;justify-content:center;background:#ffffff14;padding:9px 12px;border-radius:14px}#volume-control-container label{font-size:.9rem;color:#bdc3c7;font-weight:700}#master-volume{cursor:pointer;width:100%}.controls{display:flex;flex-direction:column;gap:8px;align-items:center}p{font-size:1rem;color:#bdc3c7;margin:0;display:flex;align-items:center;gap:10px;justify-content:center;flex-wrap:wrap}.panel-copy{justify-content:flex-start;line-height:1.45;font-size:.95rem}.key-badge{display:inline-block;background:#e74c3c;color:#fff;padding:4px 10px;border-radius:5px;border-bottom:4px solid #c0392b;font-weight:700;transition:transform .05s,border-bottom-width .05s;font-size:.9rem;flex-shrink:0}.key-badge.pressed{transform:translateY(4px);border-bottom-width:0px}.key-badge.blue{background:#3498db;border-color:#2980b9}.key-badge.green{background:#2ecc71;border-color:#27ae60}.key-badge.purple{background:#9b59b6;border-color:#8e44ad}.key-badge.orange{background:#e67e22;border-color:#d35400}.key-badge.pink{background:#e84393;border-color:#d63384}svg{width:100%;max-width:1200px;height:100%;max-height:800px;-webkit-user-select:none;user-select:none;margin-top:110px}body.white-mode{background-color:#fff}body.white-mode #environment,body.white-mode #laundry-environment,body.white-mode #vacuum-environment,body.white-mode #mower-environment,body.white-mode #dish-environment,body.white-mode #birthday-environment,body.white-mode #elevator-outside{opacity:0}body.white-mode #ui,body.white-mode #side-panel{background:#ffffffe6;box-shadow:0 12px 28px #0000001a}body.white-mode h1{color:#2c3e50;text-shadow:none}body.white-mode p,body.white-mode #volume-control-container label,body.white-mode .panel-button,body.white-mode .scene-button{color:#4b5563}body.white-mode #volume-control-container,body.white-mode .scene-button,body.white-mode .panel-button{background:#2c3e5014}body.white-mode .scene-button.active{background:#3498db29}#environment,#laundry-environment,#vacuum-environment,#mower-environment,#dish-environment,#birthday-environment,#elevator-outside{transition:opacity .3s ease}.hidden{display:none!important}#scene-splash text{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;-webkit-user-select:none;user-select:none}#splash-title{font-size:80px;font-weight:900;fill:#fff;text-anchor:middle;letter-spacing:4px;filter:drop-shadow(0px 8px 16px rgba(0,0,0,.5));animation:floatTitle 4s ease-in-out infinite}#splash-subtitle{font-size:24px;font-weight:400;fill:#bdc3c7;text-anchor:middle;letter-spacing:2px;animation:pulseText 2s infinite}.splash-star{fill:#f1c40f;animation:twinkle varies linear infinite}@media(max-width:1100px){#top-bar{width:min(860px,calc(100vw - 40px))}#side-panel{width:220px}svg{margin-top:145px}}@media(max-width:820px){body{justify-content:flex-start}#top-bar{top:12px;width:calc(100vw - 24px)}#ui{padding:14px 18px}h1{font-size:1.6rem}#side-panel{inset:auto 12px 12px;width:auto;max-height:42vh;overflow:auto}#scene-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.scene-button{justify-content:center}svg{margin-top:180px;max-height:calc(100vh - 230px)}}@keyframes floatTitle{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}@keyframes pulseText{0%,to{opacity:.4}50%{opacity:1}}@keyframes twinkle{0%,to{opacity:.2;transform:scale(.8)}50%{opacity:.8;transform:scale(1.2)}}