* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow-x: hidden;
            position: relative;
        }

        /* Animated background elements */
        .bg-blob {
            position: fixed;
            border-radius: 50%;
            filter: blur(80px);
            opacity: 0.3;
            animation: float 8s ease-in-out infinite;
            z-index: 0;
        }

        .blob-1 {
            width: 400px;
            height: 400px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            top: -100px;
            left: -100px;
            animation-delay: 0s;
        }

        .blob-2 {
            width: 300px;
            height: 300px;
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            bottom: -50px;
            right: -50px;
            animation-delay: 2s;
        }

        .blob-3 {
            width: 350px;
            height: 350px;
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            top: 50%;
            right: -100px;
            animation-delay: 4s;
        }

        @keyframes float {
            0%, 100% { transform: translate(0, 0) scale(1); }
            33% { transform: translate(30px, -30px) scale(1.05); }
            66% { transform: translate(-20px, 20px) scale(0.95); }
        }

        /* Main container */
        .container {
            position: relative;
            z-index: 10;
            width: 100%;
            max-width: 450px;
            padding: 20px;
            animation: slideUp 0.8s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Card styling */
        .card {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            animation: fadeIn 1s ease-out 0.2s both;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }
            to {
                opacity: 1;
            }
        }

        /* Header */
        .header {
            text-align: center;
            margin-bottom: 30px;
            animation: slideDown 0.8s ease-out 0.3s both;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .logo {
            font-size: 28px;
            font-weight: 700;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }

        .header h1 {
            color: #fff;
            font-size: 24px;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .header p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }

        /* Form group */
        .form-group {
            margin-bottom: 18px;
            animation: slideUp 0.8s ease-out both;
        }

        .form-group:nth-child(1) { animation-delay: 0.4s; }
        .form-group:nth-child(2) { animation-delay: 0.5s; }
        .form-group:nth-child(3) { animation-delay: 0.6s; }
        .form-group:nth-child(4) { animation-delay: 0.7s; }

        label {
            display: block;
            color: rgba(255, 255, 255, 0.8);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        input {
            width: 100%;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            color: #fff;
            font-size: 14px;
            transition: all 0.3s ease;
            font-family: inherit;
        }

        input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        input:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(102, 126, 234, 0.5);
            box-shadow: 0 0 20px rgba(102, 126, 234, 0.2);
            transform: translateY(-2px);
        }

        /* Checkbox */
        .checkbox-group {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            animation: slideUp 0.8s ease-out 0.8s both;
        }

        input[type="checkbox"] {
            width: 18px;
            height: 18px;
            margin-right: 10px;
            cursor: pointer;
            accent-color: #667eea;
        }

        .checkbox-group label {
            margin: 0;
            font-size: 13px;
            text-transform: none;
            letter-spacing: normal;
            cursor: pointer;
        }

        .checkbox-group a {
            color: #667eea;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .checkbox-group a:hover {
            color: #764ba2;
        }

        /* Buttons */
        .btn-group {
            display: flex;
            flex-direction: column;
            gap: 12px;
            animation: slideUp 0.8s ease-out 0.9s both;
        }

        button {
            padding: 14px 20px;
            border: none;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-family: inherit;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: #fff;
            box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
        }

        .btn-primary:active {
            transform: translateY(-1px);
        }

        .btn-google {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .btn-google:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.25);
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
        }

        .btn-google svg {
            width: 18px;
            height: 18px;
        }

        /* Divider */
        .divider {
            display: flex;
            align-items: center;
            margin: 20px 0;
            animation: slideUp 0.8s ease-out 0.85s both;
        }

        .divider::before,
        .divider::after {
            content: '';
            flex: 1;
            height: 1px;
            background: rgba(255, 255, 255, 0.1);
        }

        .divider span {
            padding: 0 12px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* Footer */
        .footer {
            text-align: center;
            margin-top: 20px;
            animation: slideUp 0.8s ease-out 1s both;
        }

        .footer p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }

        .footer a {
            color: #667eea;
            text-decoration: none;
            transition: color 0.3s ease;
            font-weight: 600;
        }

        .footer a:hover {
            color: #764ba2;
        }

        /* Loading state */
        .btn-primary.loading {
            opacity: 0.7;
            pointer-events: none;
        }

        .spinner {
            display: inline-block;
            width: 14px;
            height: 14px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-top-color: #fff;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        /* Error message */
        .error-message {
            color: #f5576c;
            font-size: 12px;
            margin-top: 6px;
            opacity: 0;
            animation: slideDown 0.3s ease-out forwards;
        }

        .error-message.show {
            opacity: 1;
        }

        /* Success message */
        .success-message {
            background: rgba(76, 175, 80, 0.1);
            border: 1px solid rgba(76, 175, 80, 0.3);
            color: #4caf50;
            padding: 12px;
            border-radius: 8px;
            font-size: 13px;
            margin-bottom: 15px;
            animation: slideDown 0.3s ease-out;
        }

        /* Responsive */
        @media (max-width: 480px) {
            .card {
                padding: 30px 20px;
            }

            .header h1 {
                font-size: 20px;
            }

            .logo {
                font-size: 24px;
            }

            button {
                padding: 12px 16px;
                font-size: 13px;
            }

            .container {
                max-width: 100%;
            }

            .bg-blob {
                filter: blur(60px);
            }
        }

        @media (max-width: 360px) {
            .card {
                padding: 24px 16px;
            }

            .header h1 {
                font-size: 18px;
            }

            input {
                padding: 10px 12px;
                font-size: 13px;
            }
        }