*{margin:0;padding:0;box-sizing:border-box}body{background:#0a0a0a;color:#e0e0e0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,monospace;overflow:hidden;height:100vh}#app{display:flex;flex-direction:column;height:100vh}#header{text-align:center;padding:10px 16px 6px;background:linear-gradient(180deg,#111,#0a0a0a);border-bottom:1px solid #222;flex-shrink:0}#header h1{font-size:1.3rem;font-weight:600;letter-spacing:.5px}#header .dim{color:#888;font-weight:400}#header .subtitle{font-size:.85rem;color:#666;margin-top:2px;line-height:1.4}#header .note{font-size:.75rem;color:#555}#viewer-container{flex:1;display:flex;position:relative;min-height:0}.panel{flex:1;position:relative;overflow:hidden}.panel-label{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:10;background:#000000bf;color:#fff;padding:4px 14px;border-radius:4px;font-size:.8rem;font-weight:600;letter-spacing:.5px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);pointer-events:none}.panel-stats{position:absolute;bottom:12px;left:12px;right:12px;z-index:10;background:#000c;color:#ccc;padding:8px 12px;border-radius:6px;font-size:.75rem;font-family:monospace;line-height:1.5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.08);pointer-events:none}.panel-stats .highlight{color:#4fc3f7;font-weight:600}.panel-stats .green{color:#66bb6a;font-weight:600}.viewer{position:absolute;top:0;right:0;bottom:0;left:0}#divider{width:3px;background:#333;position:relative;flex-shrink:0;z-index:20}.divider-badge{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#4fc3f7;color:#000;font-size:.85rem;font-weight:700;padding:6px 12px;border-radius:16px;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .3s}.divider-badge.visible{opacity:1}#loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:100;gap:16px}#loading-overlay.hidden{display:none}#loading-text{font-size:.9rem;color:#aaa}.spinner{width:36px;height:36px;border:3px solid #333;border-top-color:#4fc3f7;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.demo-nav{margin-top:8px;font-size:.75rem}.demo-nav a{color:#4fc3f7;text-decoration:none}.demo-nav a:hover{text-decoration:underline}