*{margin:0;padding:0;box-sizing:border-box}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#0c4a6e;background-color:#f0f9ff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body{height:100%;overflow-x:hidden;-webkit-overflow-scrolling:touch}body{margin:0;padding:0;min-width:320px;min-height:100vh;background-color:#f0f9ff}#root{width:100%;min-height:100vh}h1{font-size:2em;line-height:1.2;color:#1e293b}button{border:none;font-family:inherit;cursor:pointer;transition:all .2s ease;outline:none}button:focus-visible{outline:2px solid #0ea5e9;outline-offset:2px}@media (max-width: 1200px){body{min-width:768px}}@media (max-width: 768px){body{min-width:320px}}.auth-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:9999;animation:fadeIn .2s ease-out}.auth-modal-content{background:#fff;border-radius:16px;padding:32px;max-width:450px;width:90%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 20px 60px #0000004d;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.auth-modal-close{position:absolute;top:16px;right:16px;background:none;border:none;font-size:32px;color:#666;cursor:pointer;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:all .2s}.auth-modal-close:hover{background:#f0f0f0;color:#333}.auth-modal-header{text-align:center;margin-bottom:32px}.auth-modal-header h2{font-size:24px;font-weight:700;background:linear-gradient(135deg,#00bfff,#5dade2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.auth-form{display:flex;flex-direction:column;gap:20px}.auth-form-group{display:flex;flex-direction:column;gap:8px}.auth-form-group label{font-size:14px;font-weight:600;color:#555}.auth-form-group input{padding:12px 16px;border:2px solid #e0e0e0;border-radius:8px;font-size:16px;transition:all .2s}.auth-form-group input:focus{outline:none;border-color:#00bfff;box-shadow:0 0 0 3px #00bfff1a}.auth-form-group input:disabled{background:#f5f5f5;cursor:not-allowed}.auth-error{background:#ffebee;color:#c62828;padding:12px 16px;border-radius:8px;font-size:14px;border-left:4px solid #c62828}.auth-success-message{text-align:center;padding:24px}.auth-success-message p{margin:8px 0;color:#555}.auth-success-message p:first-child{font-size:18px;font-weight:600;color:#00bfff}.auth-btn{width:100%;padding:14px 24px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.auth-btn:disabled{opacity:.6;cursor:not-allowed}.auth-btn-primary{background:linear-gradient(135deg,#00bfff,#5dade2);color:#fff}.auth-btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#09c,#4a9fcc);transform:translateY(-1px);box-shadow:0 4px 12px #00bfff66}.auth-btn-google{background:#fff;color:#333;border:2px solid #e0e0e0}.auth-btn-google:hover:not(:disabled){background:#f8f8f8;border-color:#d0d0d0;transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.google-icon{font-weight:700;font-size:18px;background:linear-gradient(to right,#4285f4,#ea4335,#fbbc05,#34a853);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-divider{display:flex;align-items:center;margin:24px 0;color:#999;font-size:14px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:#e0e0e0}.auth-divider span{padding:0 16px}.auth-links{display:flex;flex-direction:column;gap:12px;margin-top:24px;align-items:center}.auth-link{background:none;border:none;color:#00bfff;font-size:14px;cursor:pointer;text-decoration:none;transition:all .2s}.auth-link:hover{color:#5dade2;text-decoration:underline}@media (max-width: 768px){.auth-modal-content{padding:24px;width:95%}.auth-modal-header h2{font-size:20px}.auth-btn{padding:12px 20px;font-size:15px}}.feedback-button{position:fixed;bottom:30px;left:30px;width:56px;height:56px;border-radius:50%;border:none;background:linear-gradient(135deg,#00bfff,#5dade2);color:#fff;font-size:24px;cursor:pointer;box-shadow:0 8px 32px #00bfff4d,0 4px 16px #00bfff26;transition:all .3s cubic-bezier(.4,0,.2,1);z-index:100;display:flex;align-items:center;justify-content:center}.feedback-button:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 12px 48px #00bfff66,0 6px 24px #00bfff33}.feedback-button:active{transform:translateY(-1px) scale(1.02)}.feedback-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.feedback-modal{background:#fff;border-radius:16px;box-shadow:0 20px 60px #00bfff26,0 8px 32px #00bfff14;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;animation:modalSlideIn .3s ease;transform-origin:center}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.feedback-header{display:flex;align-items:center;justify-content:space-between;padding:24px 24px 16px;border-bottom:1px solid #f0f0f0}.feedback-header h3{margin:0;color:#2c3e50;font-size:20px;font-weight:700}.close-button{background:none;border:none;font-size:24px;color:#2c3e50;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:background-color .2s ease}.close-button:hover{background:#f0f0f0}.feedback-form{padding:24px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:6px;color:#2c3e50;font-weight:600;font-size:14px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 16px;border:2px solid #f0f0f0;border-radius:8px;font-size:14px;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease;box-sizing:border-box}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#00bfff;box-shadow:0 0 0 3px #00bfff1a}.form-group textarea{resize:vertical;min-height:100px}.form-group input::placeholder,.form-group textarea::placeholder{color:#999}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:32px;padding-top:20px;border-top:1px solid #f0f0f0}.cancel-button,.submit-button{padding:12px 24px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;min-width:100px}.cancel-button{background:#f0f0f0;color:#2c3e50}.cancel-button:hover{background:#e0e0e0}.submit-button{background:linear-gradient(135deg,#00bfff,#5dade2);color:#fff;box-shadow:0 4px 12px #00bfff4d}.submit-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #00bfff66}.submit-button:disabled{opacity:.6;cursor:not-allowed;transform:none}.success-modal{text-align:center;padding:40px 30px}.success-animation{margin-bottom:20px}.checkmark{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#00d4ff,#09c);color:#fff;font-size:50px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto;animation:scaleIn .5s ease;box-shadow:0 4px 15px #00bfff4d}@keyframes scaleIn{0%{transform:scale(0);opacity:0}50%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}.success-modal h2{color:#333;font-size:1.5rem;margin:20px 0 15px;font-weight:600}.success-message{margin-bottom:25px}.success-message p{color:#555;line-height:1.6;margin:8px 0}.form-btn{padding:12px 30px;border:none;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:all .3s ease}.back-btn{background:linear-gradient(135deg,#00d4ff,#09c);color:#fff;border:2px solid #00bfff}.back-btn:hover{background:linear-gradient(135deg,#09c,#00d4ff);transform:translateY(-2px);box-shadow:0 5px 15px #00bfff4d}@media (max-width: 768px){.feedback-button{bottom:20px;left:20px;width:50px;height:50px;font-size:20px}.feedback-overlay{padding:16px}.feedback-modal{max-height:95vh}.feedback-header{padding:20px 20px 16px}.feedback-form{padding:20px}.form-row{grid-template-columns:1fr;gap:20px}.form-actions{flex-direction:column-reverse}.cancel-button,.submit-button{width:100%}}.user-menu-container{position:fixed;top:20px;right:20px;z-index:1000}.login-btn{display:flex;align-items:center;gap:8px;padding:10px 30px;background:linear-gradient(135deg,#00bfff,#5dade2);color:#fff;border:none;border-radius:0;font-size:15px;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:0 2px 8px #00bfff4d;min-width:100px}.login-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00bfff66}.login-btn:active{transform:translateY(0)}.login-btn-wrapper{position:relative;display:inline-block}.login-tooltip{position:absolute;top:50%;right:calc(100% + 12px);transform:translateY(-50%);background:#fff;color:#013a63;padding:10px 14px;border-radius:8px;font-size:13px;white-space:nowrap;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s,transform .2s;z-index:1100;pointer-events:none;box-shadow:0 6px 18px #013a631f;border:1px solid rgba(0,183,255,.22)}.login-tooltip:before{content:"";position:absolute;left:100%;top:50%;transform:translateY(-50%);border:6px solid transparent;border-left-color:#fff;margin-left:1px}.login-tooltip div{margin:2px 0}.login-btn-wrapper:hover .login-tooltip{opacity:1;visibility:visible;transform:translateY(-50%) translate(-4px);pointer-events:auto}.user-menu{position:relative}.user-menu-trigger{display:flex;align-items:center;gap:10px;padding:8px 16px 8px 8px;background:#fff;border:2px solid #e0e0e0;border-radius:0;cursor:pointer;transition:all .2s;font-size:15px;font-weight:600;color:#333}.user-menu-trigger:hover{border-color:#00bfff;box-shadow:0 2px 8px #00bfff33}.user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#00bfff,#5dade2);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px;overflow:hidden}.user-avatar img{width:100%;height:100%;object-fit:cover}.user-name{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-menu-backdrop{position:fixed;inset:0;z-index:999}.user-menu-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:#fff;border-radius:12px;box-shadow:0 8px 24px #00000026;min-width:280px;z-index:1001;animation:dropdownSlide .2s ease-out}@keyframes dropdownSlide{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.user-menu-header{padding:20px;display:flex;align-items:center;gap:12px}.user-avatar-large{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#00bfff,#5dade2);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:20px;overflow:hidden;flex-shrink:0}.user-avatar-large img{width:100%;height:100%;object-fit:cover}.user-info{flex:1;min-width:0}.user-info-name{font-weight:600;font-size:16px;color:#333;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-info-email{font-size:13px;color:#666;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:2px}.user-menu-divider{height:1px;background:#e0e0e0;margin:0 12px}.user-menu-item{width:100%;padding:14px 20px;background:none;border:none;text-align:left;cursor:pointer;font-size:15px;color:#333;display:flex;align-items:center;gap:10px;transition:background .2s}.user-menu-item:hover{background:#f5f5f5}.user-menu-signout{color:#f44336;border-radius:0 0 12px 12px}.user-menu-signout:hover{background:#ffebee}@media (max-width: 768px){.user-name{display:none}.user-menu-trigger{padding:8px}.user-menu-dropdown{right:-10px;min-width:260px}.login-btn{padding:10px 16px;font-size:14px}.login-btn span,.login-tooltip{display:none}}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100vh}body{background:linear-gradient(135deg,#f0f9ff,#e0f7fa,#e3f2fd);background-attachment:fixed}#root{width:100%;margin:0 auto;padding:0;min-height:100vh;position:relative}#root:before{content:"";position:fixed;inset:0;background:radial-gradient(ellipse at 20% 20%,rgba(0,191,255,.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(93,173,226,.15) 0%,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(255,255,255,.3) 0%,transparent 70%);pointer-events:none;z-index:-1}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}.site-links-carousel{max-width:56rem;margin:40px auto 20px;overflow:hidden;padding:10px 0}.site-links-track{display:flex;gap:30px;animation:scroll-left 20s linear infinite;width:fit-content}.site-links-track:hover{animation-play-state:paused}@keyframes scroll-left{0%{transform:translate(0)}to{transform:translate(-1400px)}}.site-link{display:block;text-decoration:none;transition:all .3s ease;border-radius:12px;overflow:hidden;flex-shrink:0}.site-link:hover{transform:translateY(-5px);box-shadow:0 8px 25px #00bfff33}.site-image{width:320px;height:auto;display:block;transition:all .3s ease;object-fit:contain}.site-link:hover .site-image{transform:scale(1.02)}@media (max-width: 768px){.site-links-carousel{margin:30px auto 15px}.site-links-track{gap:20px}.site-image{width:280px}@keyframes scroll-left{0%{transform:translate(0)}to{transform:translate(-1200px)}}}@media (max-width: 480px){.site-links-track{gap:15px;animation-duration:18s}.site-image{width:240px}@keyframes scroll-left{0%{transform:translate(0)}to{transform:translate(-1020px)}}}