* { margin: 0; padding: 0; box-sizing: border-box; }
        :root {
            --primary: #0f766e;
            --secondary: #0d9488;
            --accent: #f59e0b;
            --dark: #0f172a;
            --light: #f8fafc;
            --text: #1e293b;
            --gray: #64748b;
            --border: #e2e8f0;
        }
        html { scroll-behavior: smooth; }
        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif; color: var(--text); }
        
        header {
            background: white;
            padding: 20px 60px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .logo { font-size: 26px; font-weight: 800; color: var(--primary); text-decoration: none; }
        nav ul { display: flex; list-style: none; gap: 45px; }
        nav a { text-decoration: none; color: var(--text); font-weight: 500; font-size: 14px; }
        nav a:hover { color: var(--primary); }
        nav a.active { color: var(--primary); border-bottom: 2px solid var(--primary); }

        .page-header {
            background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
            padding: 80px 60px;
            text-align: center;
        }

        .page-header h1 { font-size: 52px; font-weight: 900; margin-bottom: 15px; }
        .page-header p { font-size: 18px; color: var(--gray); max-width: 700px; margin: 0 auto; }

        section { padding: 100px 60px; }
        section.light { background: white; }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: start;
        }

        .contact-info h2 { font-size: 42px; font-weight: 900; margin-bottom: 25px; }
        .contact-info p { font-size: 15px; color: var(--gray); line-height: 1.8; margin-bottom: 35px; }

        .info-block {
            margin-bottom: 40px;
        }

        .info-block h4 { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 1px; }
        .info-block p { font-size: 14px; color: var(--gray); margin-bottom: 8px; }
        .info-block a { color: var(--gray); text-decoration: none; }
        .info-block a:hover { color: var(--primary); }

        .form-group {
            margin-bottom: 24px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 14px;
            border: 1.5px solid var(--border);
            border-radius: 6px;
            font-family: inherit;
            font-size: 14px;
            color: var(--text);
            transition: all 0.3s;
            background: white;
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: #cbd5e1;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.1);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 140px;
        }

        .form-submit {
            width: 100%;
            padding: 14px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 10px;
        }

        .form-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(15, 118, 110, 0.2);
        }

        footer {
            background: var(--dark);
            color: white;
            padding: 80px 60px 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 60px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        footer h4 { font-size: 13px; font-weight: 700; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 1.5px; }
        footer p { color: #94a3b8; font-size: 14px; margin-bottom: 10px; }
        footer a { color: #94a3b8; text-decoration: none; display: block; font-size: 14px; margin-bottom: 8px; }
        footer a:hover { color: white; }

        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 30px;
            margin-top: 40px;
            text-align: center;
            color: #64748b;
            font-size: 13px;
        }

        @media (max-width: 1024px) {
            header { padding: 15px 40px; }
            nav ul { gap: 30px; }
            .page-header { padding: 60px 40px; }
            .page-header h1 { font-size: 40px; }
            section { padding: 80px 40px; }
            .contact-container { grid-template-columns: 1fr; gap: 50px; }
            footer { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            header { flex-direction: column; gap: 12px; padding: 12px 20px; }
            nav ul { gap: 20px; flex-wrap: wrap; justify-content: center; }
            .page-header { padding: 50px 20px; }
            .page-header h1 { font-size: 32px; }
            section { padding: 60px 20px; }
            .contact-info h2 { font-size: 32px; }
            footer { grid-template-columns: 1fr; gap: 30px; padding: 50px 20px 30px; }
        }