body {
            background-color: #0A192F;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            max-width: 600px;
            margin: 40px auto;
            padding: 20px;
            box-sizing: border-box;
            min-height: 100vh;
            background: linear-gradient(135deg, #0A192F 0%, #112240 100%);
        }
        
        .back {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 40px;
            backdrop-filter: blur(10px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            position: relative;
            overflow: hidden;
        }
        
        .back::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, #64FFDA, #00D4AA, #64FFDA);
            animation: shimmer 2s infinite;
        }
        
        @keyframes shimmer {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }
        
        @media (max-width: 768px) {
            body {
                margin: 20px auto;
                padding: 15px;
            }
            .back {
                padding: 30px 25px;
                border-radius: 15px;
            }
        }
        
        @media (max-width: 480px) {
            body {
                margin: 10px auto;
                padding: 10px;
            }
            .back {
                padding: 25px 20px;
                border-radius: 12px;
            }
        }
        
        h2 {
            text-align: center;
            margin-bottom: 30px;
            color: #64FFDA;
            font-size: 2.2em;
            font-weight: 600;
            text-shadow: 0 0 20px rgba(100, 255, 218, 0.3);
            position: relative;
        }
        
        h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, #64FFDA, #00D4AA);
            border-radius: 2px;
        }
        
        @media (max-width: 480px) {
            h2 {
                font-size: 1.8em;
                margin-bottom: 25px;
            }
        }
        
        label {
            font-weight: 600;
            display: block;
            margin-top: 20px;
            margin-bottom: 8px;
            font-size: 14px;
            color: #CCD6F6;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        
        @media (max-width: 480px) {
            label {
                font-size: 16px;
                margin-top: 25px;
                margin-bottom: 10px;
            }
        }
        
        input, textarea, select {
            width: 100%;
            padding: 15px 18px;
            margin-bottom: 20px;
            border: 2px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            box-sizing: border-box;
            font-size: 16px;
            background: rgba(255, 255, 255, 0.05);
            color: #CCD6F6;
            transition: all 0.3s ease;
            backdrop-filter: blur(5px);
        }
        
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #64FFDA;
            box-shadow: 0 0 0 3px rgba(100, 255, 218, 0.1);
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }
        
        input::placeholder, textarea::placeholder {
            color: rgba(204, 214, 246, 0.5);
        }
        
        @media (max-width: 480px) {
            input, textarea, select {
                padding: 18px 20px;
                font-size: 16px;
                margin-bottom: 25px;
                border-radius: 10px;
            }
        }
        
        textarea {
            resize: vertical;
            min-height: 120px;
            font-family: inherit;
        }
        
        select {
            cursor: pointer;
            appearance: none;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2364FFDA' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
            background-position: right 12px center;
            background-repeat: no-repeat;
            background-size: 16px;
            padding-right: 45px;
        }
        
        option {
            background-color: #112240;
            color: #CCD6F6;
            padding: 10px;
        }
        
        button {
            padding: 18px 40px;
            background: linear-gradient(135deg, #64FFDA 0%, #00D4AA 100%);
            color: #0A192F;
            border: none;
            border-radius: 12px;
            cursor: pointer;
            width: 100%;
            font-size: 18px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        button::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;
        }
        
        button:hover::before {
            left: 100%;
        }
        
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(100, 255, 218, 0.3);
        }
        
        button:active {
            transform: translateY(-1px);
        }
        
        @media (max-width: 480px) {
            button {
                padding: 20px 40px;
                font-size: 18px;
                border-radius: 10px;
            }
        }
        
        .message {
            margin-top: 25px;
            font-weight: 600;
            text-align: center;
            padding: 15px 20px;
            border-radius: 12px;
            font-size: 16px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all 0.3s ease;
        }
        
        .message.success {
            background: rgba(100, 255, 218, 0.1);
            color: #64FFDA;
            border-color: rgba(100, 255, 218, 0.3);
        }
        
        .message.error {
            background: rgba(255, 107, 107, 0.1);
            color: #FF6B6B;
            border-color: rgba(255, 107, 107, 0.3);
        }
        
        @media (max-width: 480px) {
            .message {
                font-size: 16px;
                margin-top: 30px;
                padding: 18px 20px;
            }
        }
        
        #contactForm {
            width: 100%;
            position: relative;
        }
        
        /* Ensure form doesn't break on very small screens */
        @media (max-width: 320px) {
            body {
                padding: 5px;
            }
            
            .back {
                padding: 20px 15px;
            }
            
            input, textarea, select {
                padding: 15px 12px;
            }
            
            button {
                padding: 16px 20px;
                font-size: 16px;
            }
        }
        
        /* Floating animation for the form */
        /* .back {
            /* animation: float 6s ease-in-out infinite; */
        /* }  */
        
        /* @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
        } */
        
        /* Subtle glow effect */
        .back {
            box-shadow: 
                0 8px 32px rgba(0, 0, 0, 0.3),
                0 0 0 1px rgba(255, 255, 255, 0.05),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
        }