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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            padding: 20px 40px;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo-link {
            font-size: 24px;
            font-weight: 800;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-decoration: none;
            letter-spacing: -0.5px;
        }

        .nav-links {
            display: flex;
            gap: 20px;
        }

        .nav-links a {
            text-decoration: none;
            color: #333;
            font-weight: 600;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: #667eea;
        }

        .container {
            flex: 1;
            max-width: 800px;
            margin: 40px auto;
            padding: 0 20px;
            width: 100%;
        }

        .contact-card {
            background: white;
            border-radius: 20px;
            padding: 50px 40px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        h1 {
            font-size: 32px;
            margin-bottom: 10px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .subtitle {
            color: #666;
            margin-bottom: 30px;
            font-size: 14px;
        }

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

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #333;
            font-size: 14px;
        }

        .required {
            color: #e74c3c;
            margin-left: 4px;
        }

        input,
        textarea,
        select {
            width: 100%;
            padding: 14px 16px;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-size: 15px;
            font-family: inherit;
            transition: all 0.3s;
        }

        input:focus,
        textarea:focus,
        select:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        textarea {
            resize: vertical;
            min-height: 150px;
        }

        .btn-submit {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
        }

        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
        }

        .btn-submit:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }

        .status-message {
            margin-top: 20px;
            padding: 15px;
            border-radius: 10px;
            text-align: center;
            font-weight: 600;
            display: none;
        }

        .status-success {
            background: #d4edda;
            color: #155724;
            border: 1px solid #c3e6cb;
        }

        .status-error {
            background: #f8d7da;
            color: #721c24;
            border: 1px solid #f5c6cb;
        }

        footer {
            background: rgba(255, 255, 255, 0.95);
            padding: 20px;
            text-align: center;
            color: #666;
            font-size: 14px;
            margin-top: auto;
        }

        @media (max-width: 768px) {
            header {
                padding: 15px 20px;
            }

            .contact-card {
                padding: 30px 20px;
            }

            h1 {
                font-size: 24px;
            }
        }