*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:#ffffffde;background-color:#1a1a2e;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body,#root{width:100%;height:100%;margin:0;padding:0;overflow:hidden}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden;background-color:#1a1a2e}.app-header{display:flex;align-items:center;gap:12px;padding:16px 24px;background:linear-gradient(135deg,#16213e,#1a1a2e);border-bottom:1px solid rgba(139,139,255,.15);flex-shrink:0}.app-title{font-size:20px;font-weight:600;color:#e2e2ff;margin:0;letter-spacing:-.3px}.app-subtitle{font-size:12px;color:#8b8bff99;background:#8b8bff1a;padding:3px 10px;border-radius:12px;border:1px solid rgba(139,139,255,.15);font-weight:500;letter-spacing:.5px;text-transform:uppercase}.part-switcher{display:flex;gap:10px;padding:14px 24px;background:#16213e99;border-bottom:1px solid rgba(139,139,255,.1);flex-shrink:0}.part-button{display:flex;align-items:center;gap:8px;padding:10px 20px;background:#8b8bff0f;border:1px solid rgba(139,139,255,.15);border-radius:8px;color:#e2e2ffb3;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;font-family:inherit}.part-button:hover{background:#8b8bff1f;border-color:#8b8bff59;color:#e2e2ff;transform:translateY(-1px)}.part-button.active{background:#8b8bff2e;border-color:#8b8bff;color:#fff;box-shadow:0 0 12px #8b8bff33}.part-icon{display:flex;align-items:center;justify-content:center;width:28px;height:28px;background:#8b8bff26;border-radius:6px;font-size:13px;font-weight:700;color:#8b8bff}.part-button.active .part-icon{background:#8b8bff4d;color:#fff}.part-name{white-space:nowrap}.viewer-container{flex:1;position:relative;min-height:0}@media(max-width:600px){.app-header{padding:12px 16px}.app-title{font-size:16px}.part-switcher{padding:10px 16px;gap:8px;overflow-x:auto}.part-button{padding:8px 14px;font-size:13px}.part-icon{width:24px;height:24px;font-size:11px}}