:root{--primary-bg: #f0f2f5;--secondary-bg: #ffffff;--text-color: #333333;--text-light: #666666;--accent-color: #007bff;--accent-hover: #0056b3;--error-color: #dc3545;--border-color: #e0e0e0;--shadow-light: rgba(0, 0, 0, .05);--shadow-medium: rgba(0, 0, 0, .1)}body{margin:0;font-family:Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--primary-bg);color:var(--text-color);min-height:100vh;display:flex;flex-direction:column}#root,.App{flex-grow:1;display:flex;flex-direction:column}.rate-limit-toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%);background:#0f4c81;color:#fff;padding:12px 24px;border-radius:8px;font-size:.95rem;box-shadow:0 4px 16px #0000004d;z-index:9999;animation:toast-in .2s ease}.rate-limit-toast--network-error{background:#c0392b}.rate-limit-toast--info{background:#11698e}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px;box-sizing:border-box;background:radial-gradient(circle at 20% 20%,rgba(0,123,255,.08),transparent 35%),radial-gradient(circle at 80% 80%,rgba(238,50,36,.08),transparent 35%),linear-gradient(150deg,#f0f4ff,#faf0f0 40%,#f8fafd)}.auth-card{background-color:var(--secondary-bg);border-radius:12px;box-shadow:0 14px 38px #02183a1f;padding:40px;text-align:center;width:100%;max-width:400px;box-sizing:border-box;border:1px solid rgba(0,103,172,.12);animation:auth-card-fade-in .26s ease}@keyframes auth-card-fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.auth-header h1{font-size:2em;margin-bottom:10px;color:var(--text-color)}.auth-header p{color:var(--text-light);margin-bottom:25px}.auth-buttons{display:flex;flex-direction:column;gap:15px;margin-top:20px}.auth-button{display:flex;align-items:center;justify-content:center;width:100%;padding:12px 20px;border:1px solid var(--border-color);border-radius:8px;background-color:var(--secondary-bg);color:var(--text-color);font-size:1em;cursor:pointer;transition:all .3s ease;text-decoration:none}.auth-button:hover:not(:disabled){border-color:var(--accent-color);box-shadow:0 2px 8px var(--shadow-light)}.auth-button:disabled{opacity:.6;cursor:not-allowed}.auth-button .button-content{display:flex;align-items:center;gap:10px}.auth-icon{width:24px;height:24px}.auth-button.google{border-color:#4285f4;color:#4285f4}.auth-button.google:hover:not(:disabled){background-color:#e6f0ff}.error-message{color:var(--error-color);margin-top:20px;font-size:.9em}.loading-message{color:var(--text-light);margin-top:20px;font-size:.9em}.loading-spinner{border:4px solid var(--border-color);border-top:4px solid var(--accent-color);border-radius:50%;width:30px;height:30px;animation:spin 1s linear infinite;margin:20px auto 0}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.user-info{margin-bottom:20px}.profile-image{width:80px;height:80px;border-radius:50%;object-fit:cover;margin-bottom:15px;border:3px solid var(--accent-color)}