:root {
            --primary: #1A5FCE;
            --primary-dark: #0F4AA3;
            --secondary: #FF6B35;
            --accent: #00C9B7;
            --dark: #0A192F;
            --light: #F8FAFF;
            --gray: #64748B;
            --gray-light: #E2E8F0;
            --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.15);
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
            --border-radius: 12px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #f9fafc;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: white;
        }
        h1, h2, h3, h4, h5 {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 1rem;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-padding {
            padding: 100px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.8rem;
            color: var(--dark);
            position: relative;
            display: inline-block;
            margin-bottom: 20px;
        }

        .section-title h2:after {
            content: '';
            position: absolute;
            width: 80px;
            height: 5px;
            background: linear-gradient(to right, var(--primary), var(--accent));
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 5px;
        }

        .section-title p {
            color: var(--gray);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto;
        }

        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        header.scrolled {
            padding: 5px 0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            transition: var(--transition);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .logo-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.8rem;
            box-shadow: 0 5px 15px rgba(26, 95, 206, 0.3);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
        }

        .logo-text .main {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.2;
        }

        .logo-text .tagline {
            font-size: 0.8rem;
            color: var(--secondary);
            font-weight: 600;
            letter-spacing: 1px;
        }

        /* Desktop Navigation */
        .nav-desktop ul {
            display: flex;
            list-style: none;
            gap: 35px;
        }

        .nav-desktop a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            font-size: 1.05rem;
            position: relative;
            padding: 8px 0;
            transition: var(--transition);
        }

        .nav-desktop a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 3px;
            background: linear-gradient(to right, var(--primary), var(--accent));
            bottom: 0;
            left: 0;
            border-radius: 3px;
            transition: var(--transition);
        }

        .nav-desktop a:hover {
            color: var(--primary);
        }

        .nav-desktop a:hover:after {
            width: 100%;
        }

        .nav-desktop a.active {
            color: var(--primary);
        }

        .nav-desktop a.active:after {
            width: 100%;
        }

        /* Mobile Menu Button */
        .mobile-menu-btn {
            display: none;
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border: none;
            border-radius: 10px;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 5px 15px rgba(26, 95, 206, 0.3);
            transition: var(--transition);
            z-index: 1002;
        }

        .mobile-menu-btn:hover {
            transform: scale(1.05);
        }

        /* Mobile Navigation */
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            height: 100vh;
            background: rgba(10, 25, 47, 0.98);
            backdrop-filter: blur(10px);
            z-index: 1001;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            transition: var(--transition);
            padding: 40px;
        }

        .mobile-nav.active {
            right: 0;
        }

        .mobile-nav ul {
            list-style: none;
            text-align: center;
            width: 100%;
        }

        .mobile-nav li {
            margin-bottom: 25px;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.4s ease;
        }

        .mobile-nav.active li {
            opacity: 1;
            transform: translateY(0);
        }

        .mobile-nav li:nth-child(1) { transition-delay: 0.1s; }
        .mobile-nav li:nth-child(2) { transition-delay: 0.2s; }
        .mobile-nav li:nth-child(3) { transition-delay: 0.3s; }
        .mobile-nav li:nth-child(4) { transition-delay: 0.4s; }
        .mobile-nav li:nth-child(5) { transition-delay: 0.5s; }

        .mobile-nav a {
            color: white;
            text-decoration: none;
            font-size: 1.8rem;
            font-weight: 700;
            display: inline-block;
            padding: 10px 0;
            position: relative;
            transition: var(--transition);
        }

        .mobile-nav a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 3px;
            background: var(--secondary);
            bottom: 0;
            left: 0;
            transition: var(--transition);
        }

        .mobile-nav a:hover {
            color: var(--secondary);
        }

        .mobile-nav a:hover:after {
            width: 100%;
        }

        .close-menu {
            position: absolute;
            top: 30px;
            right: 30px;
            background: none;
            border: none;
            color: white;
            font-size: 2rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .close-menu:hover {
            color: var(--secondary);
            transform: rotate(90deg);
        }

        /* Hero Section */
        .hero {
            padding: 180px 0 120px;
            background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(10, 25, 47, 0.9)), 
                        url('./img/air.jpg');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: white;
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            max-width: 800px;
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: 3.8rem;
            margin-bottom: 25px;
            line-height: 1.2;
        }

        .hero h1 span {
            color: var(--secondary);
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 40px;
            opacity: 0.9;
            max-width: 700px;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 18px 35px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--secondary), #FF8C00);
            color: white;
            box-shadow: 0 10px 25px rgba(255, 107, 53, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(255, 107, 53, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: white;
            transform: translateY(-5px);
        }

        /* Services Section */
        .services {
            background-color: var(--light);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .service-card {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-15px);
            box-shadow: var(--shadow-hover);
        }

        .service-image {
            height: 220px;
            overflow: hidden;
        }

        .service-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .service-card:hover .service-image img {
            transform: scale(1.1);
        }

        .service-content {
            padding: 30px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .service-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.8rem;
            margin-bottom: 20px;
            box-shadow: 0 10px 20px rgba(26, 95, 206, 0.2);
        }

        .service-content h3 {
            font-size: 1.6rem;
            color: var(--dark);
            margin-bottom: 15px;
        }

        .service-content p {
            color: var(--gray);
            margin-bottom: 25px;
            flex-grow: 1;
        }

        .service-features {
            list-style: none;
            margin-bottom: 25px;
        }

        .service-features li {
            margin-bottom: 8px;
            padding-left: 25px;
            position: relative;
        }

        .service-features li:before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-weight: bold;
        }

        .service-price {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .btn-service {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: white;
            padding: 14px 25px;
            border-radius: 10px;
            text-decoration: none;
            font-weight: 600;
            text-align: center;
            transition: var(--transition);
            display: block;
        }

        .btn-service:hover {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(26, 95, 206, 0.3);
        }

        /* Service Details Modal */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(5px);
            z-index: 2000;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s ease;
        }

        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .service-modal {
            background: white;
            border-radius: 20px;
            width: 90%;
            max-width: 800px;
            max-height: 90vh;
            overflow-y: auto;
            position: relative;
            transform: translateY(50px);
            opacity: 0;
            transition: all 0.4s ease;
        }

        .modal-overlay.active .service-modal {
            transform: translateY(0);
            opacity: 1;
        }

        .modal-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 40px;
            height: 40px;
            background: var(--light);
            border: none;
            border-radius: 50%;
            font-size: 1.5rem;
            color: var(--dark);
            cursor: pointer;
            z-index: 2;
            transition: var(--transition);
        }

        .modal-close:hover {
            background: var(--gray-light);
            transform: rotate(90deg);
        }

        .modal-content {
            padding: 40px;
        }

        /* Areas Section */
        .areas-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .area-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .area-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .area-card h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--gray-light);
        }

        .area-list {
            columns: 2;
            list-style: none;
        }

        .area-list li {
            margin-bottom: 12px;
            padding-left: 25px;
            position: relative;
            break-inside: avoid;
        }

        .area-list li:before {
            content: '📍';
            position: absolute;
            left: 0;
            color: var(--secondary);
        }

        /* Contact Section */
        .contact {
            background: linear-gradient(135deg, var(--dark) 0%, #152642 100%);
            color: white;
        }

        .contact-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
        }

        .contact-info h2 {
            font-size: 2.5rem;
            color: white;
        }

        .contact-info p {
            opacity: 0.8;
            margin-bottom: 30px;
        }

        .contact-details {
            margin-top: 30px;
        }

        .contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 25px;
        }

        .contact-icon {
            width: 60px;
            height: 60px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            font-size: 1.5rem;
            color: var(--accent);
            flex-shrink: 0;
        }

        .contact-text h4 {
            color: white;
            margin-bottom: 5px;
        }

        .contact-text p {
            opacity: 0.8;
            margin-bottom: 0;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 30px;
        }

        .social-link {
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.3rem;
            text-decoration: none;
            transition: var(--transition);
        }

        .social-link:hover {
            background: var(--primary);
            transform: translateY(-5px);
        }

        /* Floating Contact Button */
        .floating-contact {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
        }

        .floating-btn {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--secondary), #FF8C00);
            color: white;
            border: none;
            font-size: 1.8rem;
            cursor: pointer;
            box-shadow: 0 10px 30px rgba(255, 107, 53, 0.4);
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            z-index: 2;
        }

        .floating-btn:hover {
            transform: scale(1.1);
        }

        .floating-btn.pulse {
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.7); }
            70% { box-shadow: 0 0 0 20px rgba(255, 107, 53, 0); }
            100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0); }
        }

        .contact-options {
            position: absolute;
            bottom: 85px;
            right: 0;
            display: flex;
            flex-direction: column;
            gap: 15px;
            opacity: 0;
            transform: translateY(20px);
            transition: var(--transition);
            pointer-events: none;
        }

        .contact-options.active {
            opacity: 1;
            transform: translateY(0);
            pointer-events: all;
        }

        .contact-option {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            text-decoration: none;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
        }

        .option-call {
            background: linear-gradient(135deg, #25D366, #128C7E);
        }

        .option-whatsapp {
            background: linear-gradient(135deg, #25D366, #128C7E);
        }

        .option-email {
            background: linear-gradient(135deg, #EA4335, #D14836);
        }

        .contact-option:hover {
            transform: translateY(-5px) scale(1.1);
        }

        /* Footer */
        footer {
            background-color: #0A1525;
            color: white;
            padding: 80px 0 30px;
        }

        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 50px;
            margin-bottom: 50px;
        }

        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .footer-logo span {
            color: var(--secondary);
        }

        .footer-about p {
            opacity: 0.7;
            margin-bottom: 25px;
        }

        .footer-links h3, .footer-services h3, .footer-hours h3 {
            color: white;
            margin-bottom: 25px;
            font-size: 1.4rem;
        }

        .footer-links ul, .footer-services ul {
            list-style: none;
        }

        .footer-links li, .footer-services li {
            margin-bottom: 12px;
        }

        .footer-links a, .footer-services li {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }

        .hours-item {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
        }

        /* Responsive Styles */
        @media (max-width: 1100px) {
            .hero h1 {
                font-size: 3.2rem;
            }
            
            .section-title h2 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 492px) {
            .nav-desktop {
                display: none;
            }
            
            .mobile-menu-btn {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            
            .hero {
                padding: 160px 0 100px;
            }
            
            .hero h1 {
                font-size: 2.8rem;
            }
            
            .section-padding {
                padding: 80px 0;
            }
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.4rem;
            }
            
            .hero p {
                font-size: 1.1rem;
            }
            
            .cta-buttons {
                flex-direction: column;
            }
            
            .btn {
                width: 100%;
                justify-content: center;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .area-list {
                columns: 1;
            }
            
            .modal-content {
                padding: 30px 20px;
            }
            
            .floating-contact {
                bottom: 20px;
                right: 20px;
            }
            
            .floating-btn {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
            }
        }

        @media (max-width: 576px) {
            .hero {
                padding: 140px 0 80px;
            }
            
            .hero h1 {
                font-size: 2rem;
            }
            
            .section-padding {
                padding: 60px 0;
            }
            
            .service-card, .area-card {
                padding: 25px;
            }
            
            .footer-container {
                gap: 40px;
            }
        }