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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #f2f3f6 0%, #eef0f3 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .login-container {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
            padding: 40px;
            width: 100%;
            max-width: 450px;
            position: relative;
            overflow: hidden;
        }

        .login-container::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #667eea, #764ba2, #667eea);
            background-size: 200% 100%;
            animation: gradientMove 3s ease-in-out infinite;
        }

        @keyframes gradientMove {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }

        .header {
            text-align: center;
            margin-bottom: 40px;
        }

        .logo {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-bottom: 20px;
        }

        .logo img {
            max-height: 50px;
            max-width: 200px;
            object-fit: contain;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 700;
            color: #333;
        }

        .welcome-text {
            font-size: 28px;
            font-weight: 600;
            color: #333;
            margin-bottom: 8px;
        }

        .subtitle {
            color: #666;
            font-size: 16px;
        }

        .form-group {
            margin-bottom: 25px;
            position: relative;
        }

        .form-group label {
            display: block;
            color: #333;
            font-weight: 500;
            margin-bottom: 8px;
            font-size: 14px;
        }

        .input-wrapper {
            position: relative;
        }

        .form-group input {
            width: 100%;
            padding: 16px 20px;
            border: 2px solid #e1e5e9;
            border-radius: 12px;
            font-size: 16px;
            transition: all 0.3s ease;
            background: #fff;
            outline: none;
        }

        .form-group input:focus {
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
            transform: translateY(-2px);
        }

        .form-group input::placeholder {
            color: #aaa;
        }

        .password-toggle {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            cursor: pointer;
            color: rgba(0, 0, 0, 0.767);
            font-size: 18px;
            padding: 5px;
        }

        .password-toggle:hover {
            color: rgba(0, 0, 0, 0.634);
        }

        .forgot-password {
            text-align: right;
            margin-top: 10px;
        }

        .forgot-password a {
            color: #667eea;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .forgot-password a:hover {
            color: #764ba2;
        }

        .login-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-top: 20px;
            position: relative;
            overflow: hidden;
        }

        .login-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s ease;
        }

        .login-btn:hover::before {
            left: 100%;
        }

        .login-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
        }

        .login-btn:active {
            transform: translateY(0);
        }

        .register-section {
            text-align: center;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #e1e5e9;
        }

        .register-section p {
            color: #666;
            font-size: 14px;
        }

        .register-section a {
            color: #667eea;
            text-decoration: none;
            font-weight: 600;
            margin-left: 5px;
            transition: color 0.3s ease;
        }

        .register-section a:hover {
            color: #764ba2;
        }

        .footer {
            text-align: center;
            margin-top: 40px;
            color: #999;
            font-size: 12px;
        }

        .language-selector {
            display: none;
        }

        @media (max-width: 480px) {
            .login-container {
                margin: 10px;
                padding: 30px 25px;
            }
            
            .welcome-text {
                font-size: 24px;
            }
        }

        .floating-shapes {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            overflow: hidden;
        }

        .shape {
            position: absolute;
            opacity: 0.1;
            animation: float 6s ease-in-out infinite;
        }

        .shape:nth-child(1) {
            top: 20%;
            left: 10%;
            width: 80px;
            height: 80px;
            background: #667eea;
            border-radius: 50%;
            animation-delay: 0s;
        }

        .shape:nth-child(2) {
            top: 60%;
            right: 10%;
            width: 60px;
            height: 60px;
            background: #764ba2;
            border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
            animation-delay: 2s;
        }

        .shape:nth-child(3) {
            bottom: 20%;
            left: 20%;
            width: 100px;
            height: 100px;
            background: #667eea;
            border-radius: 20px;
            animation-delay: 4s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(180deg); }
        }