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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background-color: #0d1117;
            color: #e6edf3;
            line-height: 1.6;
        }

        /* Header */
        .header {
            background: linear-gradient(145deg, #161b22, #1c2128);
            padding: 1rem 0;
            border-bottom: 1px solid #30363d;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: bold;
            color: #f0b90b;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            color: #e6edf3;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .nav-links a:hover {
            color: #f0b90b;
        }

        .nav-links a.active {
            color: #f0b90b;
        }

        .user-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .user-actions button {
            background: none;
            border: none;
            color: #e6edf3;
            cursor: pointer;
            padding: 0.5rem;
            border-radius: 4px;
            transition: background-color 0.3s ease;
        }

        .user-actions button:hover {
            background-color: #21262d;
        }

        /* Main Content */
        .main-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 4rem 2rem;
        }

        .contact-section {
            text-align: center;
            margin-bottom: 4rem;
        }

        .contact-section h1 {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #e6edf3;
        }

        .contact-section p {
            font-size: 1.125rem;
            color: #8b949e;
            max-width: 600px;
            margin: 0 auto;
        }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            margin-top: 4rem;
        }

        /* Form Section */
        .form-section {
            background: linear-gradient(145deg, #1c2128, #161b22);
            padding: 2rem;
            border-radius: 16px;
            border: 1px solid #30363d;
            box-shadow: 
                0 10px 25px rgba(0, 0, 0, 0.3),
                0 4px 10px rgba(0, 0, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.05);
            position: relative;
            overflow: hidden;
        }

        .form-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(240, 185, 11, 0.3), transparent);
        }

        .form-section h2 {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            color: #e6edf3;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .form-group {
            margin-bottom: 1rem;
        }

        .form-group.full-width {
            grid-column: 1 / -1;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.875rem 1rem;
            background: linear-gradient(145deg, #0d1117, #161b22);
            border: 1px solid #30363d;
            border-radius: 10px;
            color: #e6edf3;
            font-size: 0.875rem;
            transition: all 0.3s ease;
            box-shadow: 
                inset 0 2px 4px rgba(0, 0, 0, 0.1),
                0 1px 2px rgba(255, 255, 255, 0.02);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #f0b90b;
            box-shadow: 
                0 0 0 3px rgba(240, 185, 11, 0.1),
                0 2px 8px rgba(240, 185, 11, 0.15),
                inset 0 2px 4px rgba(0, 0, 0, 0.1);
            background: linear-gradient(145deg, #161b22, #1c2128);
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: #8b949e;
        }

        .form-group textarea {
            resize: vertical;
            min-height: 120px;
        }

        .submit-btn {
            width: 100%;
            padding: 1rem 2rem;
            background: linear-gradient(135deg, #f0b90b, #d19e09);
            color: #0d1117;
            border: none;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 1rem;
            box-shadow: 
                0 4px 15px rgba(240, 185, 11, 0.3),
                0 2px 8px rgba(240, 185, 11, 0.2);
            position: relative;
            overflow: hidden;
        }

        .submit-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;
        }

        .submit-btn:hover {
            background: linear-gradient(135deg, #d19e09, #b8890a);
            transform: translateY(-2px);
            box-shadow: 
                0 6px 20px rgba(240, 185, 11, 0.4),
                0 3px 12px rgba(240, 185, 11, 0.3);
        }

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

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

        .response-time {
            text-align: center;
            color: #8b949e;
            font-size: 0.875rem;
        }

        /* Info Section */
        .info-section {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .info-card {
            background: linear-gradient(145deg, #1c2128, #161b22);
            padding: 1.5rem;
            border-radius: 16px;
            border: 1px solid #30363d;
            box-shadow: 
                0 8px 20px rgba(0, 0, 0, 0.25),
                0 3px 8px rgba(0, 0, 0, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            position: relative;
            transition: all 0.3s ease;
            overflow: hidden;
        }

        .info-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(240, 185, 11, 0.2), transparent);
        }

        .info-card:hover {
            transform: translateY(-2px);
            box-shadow: 
                0 12px 30px rgba(0, 0, 0, 0.3),
                0 6px 15px rgba(0, 0, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.08);
            border-color: rgba(240, 185, 11, 0.3);
        }

        .info-card:hover::before {
            background: linear-gradient(90deg, transparent, rgba(240, 185, 11, 0.4), transparent);
        }

        .info-icon {
            width: 28px;
            height: 28px;
            background: linear-gradient(135deg, #f0b90b, #d19e09);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 0.25rem;
            box-shadow: 
                0 4px 12px rgba(240, 185, 11, 0.2),
                0 2px 4px rgba(240, 185, 11, 0.1);
            font-size: 14px;
        }

        .info-content h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: #e6edf3;
        }

        .info-content p {
            color: #8b949e;
            font-size: 0.875rem;
            line-height: 1.5;
        }

        .info-content a {
            color: #58a6ff;
            text-decoration: none;
        }

        .info-content a:hover {
            text-decoration: underline;
        }

        /* Footer */
        .footer {
            background: linear-gradient(145deg, #161b22, #1c2128);
            border-top: 1px solid #30363d;
            padding: 3rem 0;
            margin-top: 4rem;
            box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 2fr;
            gap: 2rem;
        }

        .footer-section h4 {
            color: #e6edf3;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            margin-bottom: 0.5rem;
        }

        .footer-section ul li a {
            color: #8b949e;
            text-decoration: none;
            font-size: 0.875rem;
            transition: color 0.3s ease;
        }

        .footer-section ul li a:hover {
            color: #e6edf3;
        }

        .newsletter {
            background: linear-gradient(145deg, #0d1117, #161b22);
            padding: 1.5rem;
            border-radius: 12px;
            border: 1px solid #30363d;
            box-shadow: 
                0 4px 12px rgba(0, 0, 0, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.03);
        }

        .newsletter h4 {
            margin-bottom: 1rem;
        }

        .newsletter-form {
            display: flex;
            gap: 0.5rem;
        }

        .newsletter input {
            flex: 1;
            padding: 0.75rem 1rem;
            background: linear-gradient(145deg, #161b22, #1c2128);
            border: 1px solid #30363d;
            border-radius: 8px;
            color: #e6edf3;
            font-size: 0.875rem;
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .newsletter input:focus {
            outline: none;
            border-color: #f0b90b;
            box-shadow: 
                0 0 0 2px rgba(240, 185, 11, 0.1),
                inset 0 2px 4px rgba(0, 0, 0, 0.1);
        }

        .newsletter button {
            padding: 0.75rem 1.5rem;
            background: linear-gradient(135deg, #f0b90b, #d19e09);
            color: #0d1117;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            font-size: 0.875rem;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(240, 185, 11, 0.2);
        }

        .newsletter button:hover {
            background: linear-gradient(135deg, #d19e09, #b8890a);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.3);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .contact-section h1 {
                font-size: 2rem;
            }

            .contact-container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .form-grid {
                grid-template-columns: 1fr;
            }

            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 480px) {
            .main-content {
                padding: 2rem 1rem;
            }

            .nav-container {
                padding: 0 1rem;
            }

            .footer-container {
                grid-template-columns: 1fr;
                padding: 0 1rem;
            }
        }