/* Base Styles & Variables */
        :root {
            --bg-dark: #121212;
            --bg-card: #1f1f1f;
            --bg-card-alt: #242423;
            --accent: #e74c3c;
            --accent-hover: #c0392b;
            --text-primary: #e0e0e0;
            --text-secondary: #b0b0b0;
            --border: #333;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            line-height: 1.6;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        /* HEADER Responsive */
        header {
            background-color: var(--bg-card);
            color: white;
            padding: 1rem 5%;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .Name h2 {
            margin: 0;
            font-size: 1.5rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .container-menu nav ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            gap: 1.5rem;
            align-items: center;
        }

        .container-menu nav ul li a {
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            transition: all 0.3s ease;
            font-weight: 500;
            text-transform: uppercase;
            font-size: 0.9rem;
        }

        .container-menu nav ul li a:not(.btn-contact-nav):hover {
            background-color: var(--border);
            color: #ffffff;
        }

        .btn-contact-nav {
            background-color: var(--accent) !important;
            color: white !important;
            padding: 0.6rem 1.2rem !important;
            border-radius: 50px !important;
            font-weight: bold !important;
            box-shadow: 0 4px 6px rgba(231, 76, 60, 0.3);
        }

        .btn-contact-nav:hover {
            background-color: var(--accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(231, 76, 60, 0.5);
        }

        /* MAIN Content */
        main {
            flex-grow: 1;
            padding: 2rem 5%;
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            box-sizing: border-box;
        }

        h2.main-title { 
            text-align: center; 
            font-size: 2.5rem; 
            margin-bottom: 0.5rem; 
            color: var(--text-primary);
        }
        
        .subtitle { 
            text-align: center; 
            color: var(--text-secondary); 
            margin-bottom: 2.5rem; 
            font-size: 1.1rem;
        }
        
        /* Form Styles Responsive */
        .contact-form { 
            background: var(--bg-card); 
            padding: 2.5rem; 
            border-radius: 15px; 
            box-shadow: 0 10px 30px rgba(0,0,0,0.5); 
            border: 1px solid var(--border);
            max-width: 800px;
            margin: 0 auto;
        }

        .form-group { margin-bottom: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; color: var(--accent); font-weight: bold; font-size: 0.9rem; }
        
        .form-group input, 
        .form-group textarea { 
            width: 100%; 
            padding: 1rem; 
            background: #121212; 
            border: 1px solid var(--border); 
            color: white; 
            border-radius: 8px; 
            box-sizing: border-box; 
            outline: none; 
            transition: all 0.3s; 
            font-size: 1rem;
            font-family: inherit;
        }

        .form-group input:focus, 
        .form-group textarea:focus { 
            border-color: var(--accent); 
            box-shadow: 0 0 8px rgba(231, 76, 60, 0.2);
        }
        
        .privacy-box {
            margin: 1.5rem 0;
            padding: 1rem;
            background: #181818;
            border-radius: 8px;
            font-size: 0.8rem;
            color: var(--text-secondary);
            border-left: 3px solid var(--accent);
        }

        .checkbox-group {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 1.5rem;
            font-size: 0.85rem;
            cursor: pointer;
        }

        .hidden-field { display: none !important; }

        .btn-submit { 
            width: 100%; 
            background: var(--accent); 
            color: white; 
            border: none; 
            padding: 1rem; 
            border-radius: 8px; 
            font-weight: bold; 
            cursor: pointer; 
            transition: 0.3s; 
            text-transform: uppercase; 
            letter-spacing: 1.5px; 
            font-size: 1rem;
        }

        .btn-submit:hover { 
            background: var(--accent-hover); 
            transform: translateY(-2px); 
            box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
        }

        /* MODAL STYLES */
        .modal-overlay {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.85);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2000;
            opacity: 0; visibility: hidden;
            transition: 0.3s;
            padding: 20px;
        }
        .modal-overlay.active { opacity: 1; visibility: visible; }
        .modal-card {
            background: var(--bg-card);
            padding: 2.5rem;
            border-radius: 15px;
            text-align: center;
            max-width: 400px;
            width: 100%;
            border: 1px solid var(--accent);
            transform: translateY(20px);
            transition: 0.3s;
        }
        .modal-overlay.active .modal-card { transform: translateY(0); }
        .modal-card h3 { color: var(--accent); font-size: 1.5rem; margin-top: 0; }
        .modal-btn {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 5px;
            margin-top: 1.5rem;
            cursor: pointer;
            font-weight: bold;
        }

        /* FOOTER Responsive */
        footer {
            background-color: var(--bg-card);
            padding: 4rem 5% 2rem;
            margin-top: 5rem;
            border-top: 1px solid var(--border);
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto 3rem;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }

        .footer-section h4 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            text-transform: uppercase;
            font-size: 0.9rem;
            letter-spacing: 1px;
        }

        .footer-section p, .footer-section a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
            display: block;
            transition: color 0.3s;
        }

        .footer-section a:hover { color: white; }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            background: #333;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: 0.3s;
            font-size: 1.2rem;
        }

        .social-icon:hover {
            background: var(--accent);
            transform: translateY(-3px);
            color: white;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 2rem;
            color: #666;
            font-size: 0.8rem;
            text-align: center;
        }

       @media (max-width: 768px) {
            header {
                flex-direction: column;
                padding: 1.5rem 1rem;
                gap: 1rem;
            }
            .container-menu nav ul {
                gap: 0.8rem;
                flex-wrap: wrap;
                justify-content: center;
            }
            .container-menu nav ul li a {
                font-size: 0.8rem;
                padding: 0.4rem 0.6rem;
            }
            main {
                padding: 2rem 5%;
            }
            .project-hero {
                margin-bottom: 2rem;
            }
        }

        @media (max-width: 480px) {
            .Name h2 {
                font-size: 1.2rem;
            }
            .btn-contact-nav {
                padding: 0.5rem 1rem !important;
            }
        }