:root {
            --primary: #3D5A73;
            --primary-dark: #2C4459;
            --primary-light: #5A7A94;
            --accent: #4ECDC4;
            --accent-glow: rgba(78, 205, 196, 0.3);
            --dark: #1A2530;
            --darker: #0F171E;
            --light: #F8FAFC;
            --gray: #94A3B8;
            --gray-light: #E2E8F0;

            --font-display: 'Space Grotesk', sans-serif;
            --font-body: 'Plus Jakarta Sans', sans-serif;

            --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background: var(--darker);
            color: var(--light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Animated Background */
        .bg-grid {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image:
                linear-gradient(rgba(61, 90, 115, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(61, 90, 115, 0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
            z-index: 0;
        }

        .bg-gradient {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background:
                radial-gradient(ellipse 80% 50% at 20% 40%, rgba(78, 205, 196, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse 60% 40% at 80% 60%, rgba(61, 90, 115, 0.1) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 1rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            backdrop-filter: blur(20px);
            background: rgba(15, 23, 30, 0.8);
            border-bottom: 1px solid rgba(61, 90, 115, 0.2);
            transition: var(--transition);
        }

        .logo {
            height: 70px;
            transition: var(--transition);
            filter: drop-shadow(0 2px 8px rgba(78, 205, 196, 0.2));
        }

        nav .logo {
            height: 70px;
        }

        .footer-brand .logo {
            height: 80px;
            margin-bottom: 1rem;
            filter: drop-shadow(0 4px 12px rgba(78, 205, 196, 0.15));
        }

        .logo:hover {
            transform: scale(1.05);
            filter: drop-shadow(0 4px 16px rgba(78, 205, 196, 0.4));
        }

        .nav-links {
            display: flex;
            gap: 2.5rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--gray);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--light);
        }

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

        .nav-cta {
            padding: 0.75rem 1.5rem;
            background: var(--accent);
            color: var(--darker);
            text-decoration: none;
            font-weight: 600;
            border-radius: 8px;
            transition: var(--transition);
        }

        .nav-cta:hover {
            background: var(--light);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px var(--accent-glow);
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 8rem 5% 4rem;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            max-width: 800px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: rgba(78, 205, 196, 0.1);
            border: 1px solid rgba(78, 205, 196, 0.3);
            border-radius: 50px;
            font-size: 0.85rem;
            color: var(--accent);
            margin-bottom: 2rem;
            animation: fadeInUp 0.8s ease-out;
        }

        .hero-badge::before {
            content: '';
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.2); }
        }

        .hero h1 {
            font-family: var(--font-display);
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            font-weight: 700;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            animation: fadeInUp 0.8s ease-out 0.1s both;
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent) 0%, var(--primary-light) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: 1.25rem;
            color: var(--gray);
            max-width: 600px;
            margin-bottom: 2.5rem;
            animation: fadeInUp 0.8s ease-out 0.2s both;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            animation: fadeInUp 0.8s ease-out 0.3s both;
        }

        .btn-primary {
            padding: 1rem 2rem;
            background: var(--accent);
            color: var(--darker);
            text-decoration: none;
            font-weight: 600;
            border-radius: 10px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-primary:hover {
            background: var(--light);
            transform: translateY(-3px);
            box-shadow: 0 15px 40px var(--accent-glow);
        }

        .btn-secondary {
            padding: 1rem 2rem;
            background: transparent;
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            border-radius: 10px;
            border: 1px solid var(--primary-light);
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .hero-visual {
            position: absolute;
            right: 5%;
            top: 50%;
            transform: translateY(-50%);
            width: 40%;
            max-width: 500px;
            opacity: 0.15;
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(-50%) rotate(0deg); }
            50% { transform: translateY(-52%) rotate(2deg); }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Stats Bar */
        .stats-bar {
            padding: 3rem 5%;
            background: rgba(61, 90, 115, 0.1);
            border-top: 1px solid rgba(61, 90, 115, 0.2);
            border-bottom: 1px solid rgba(61, 90, 115, 0.2);
            position: relative;
            z-index: 1;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-family: var(--font-display);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 0.5rem;
        }

        .stat-label {
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* Sections Common */
        section {
            padding: 6rem 5%;
            position: relative;
            z-index: 1;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 4rem;
        }

        .section-tag {
            display: inline-block;
            padding: 0.4rem 1rem;
            background: rgba(78, 205, 196, 0.1);
            border: 1px solid rgba(78, 205, 196, 0.2);
            border-radius: 50px;
            font-size: 0.8rem;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1rem;
        }

        .section-header h2 {
            font-family: var(--font-display);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .section-header p {
            color: var(--gray);
            font-size: 1.1rem;
        }

        /* Services Section */
        /* Featured Service - Architecture Data */
        .featured-service {
            max-width: 1400px;
            margin: 0 auto 3rem;
            background: linear-gradient(135deg, rgba(78, 205, 196, 0.15) 0%, rgba(61, 90, 115, 0.15) 100%);
            border: 2px solid var(--accent);
            border-radius: 25px;
            padding: 3rem;
            position: relative;
            overflow: hidden;
        }

        .featured-service::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--accent) 0%, var(--primary-light) 50%, var(--accent) 100%);
        }

        .featured-service-header {
            display: flex;
            align-items: flex-start;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .featured-service-icon {
            width: 80px;
            height: 80px;
            min-width: 80px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--primary-light) 100%);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            box-shadow: 0 10px 30px rgba(78, 205, 196, 0.3);
        }

        .featured-service-content h3 {
            font-family: var(--font-display);
            font-size: 2rem;
            margin-bottom: 0.5rem;
            color: var(--accent);
        }

        .featured-service-badge {
            display: inline-block;
            background: rgba(78, 205, 196, 0.2);
            border: 1px solid var(--accent);
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1rem;
        }

        .featured-service p {
            font-size: 1.15rem;
            line-height: 1.8;
            color: var(--gray);
            margin-bottom: 1.5rem;
        }

        .featured-service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .featured-service-tag {
            padding: 0.5rem 1.2rem;
            background: rgba(78, 205, 196, 0.15);
            border: 1px solid rgba(78, 205, 196, 0.3);
            border-radius: 25px;
            font-size: 0.85rem;
            color: var(--light);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .featured-service {
                padding: 2rem;
            }

            .featured-service-header {
                flex-direction: column;
                gap: 1.5rem;
            }

            .featured-service-content h3 {
                font-size: 1.6rem;
            }
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .service-card {
            background: linear-gradient(135deg, rgba(61, 90, 115, 0.1) 0%, rgba(26, 37, 48, 0.5) 100%);
            border: 1px solid rgba(61, 90, 115, 0.2);
            border-radius: 20px;
            padding: 2.5rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent) 0%, var(--primary-light) 100%);
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-8px);
            border-color: var(--accent);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--primary-light) 100%);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
        }

        .service-card h3 {
            font-family: var(--font-display);
            font-size: 1.4rem;
            margin-bottom: 1rem;
        }

        .service-card p {
            color: var(--gray);
            margin-bottom: 1.5rem;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .service-tag {
            padding: 0.3rem 0.8rem;
            background: rgba(61, 90, 115, 0.3);
            border-radius: 20px;
            font-size: 0.75rem;
            color: var(--gray);
        }

        /* Expertise Section */
        .expertise {
            background: linear-gradient(180deg, transparent 0%, rgba(61, 90, 115, 0.05) 50%, transparent 100%);
        }

        .expertise-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            max-width: 1200px;
            margin: 0 auto;
            align-items: center;
        }

        .expertise-text h3 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
        }

        .expertise-text p {
            color: var(--gray);
            margin-bottom: 2rem;
        }

        .expertise-list {
            list-style: none;
        }

        .expertise-list li {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 0;
            border-bottom: 1px solid rgba(61, 90, 115, 0.2);
        }

        .expertise-list li::before {
            content: '→';
            color: var(--accent);
            font-weight: bold;
        }

        .tech-logos {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .tech-logo {
            background: rgba(61, 90, 115, 0.1);
            border: 1px solid rgba(61, 90, 115, 0.2);
            border-radius: 15px;
            padding: 2rem;
            text-align: center;
            transition: var(--transition);
        }

        .tech-logo:hover {
            border-color: var(--accent);
            transform: scale(1.05);
        }

        .tech-logo span {
            display: block;
            font-size: 2rem;
            margin-bottom: 0.5rem;
        }

        .tech-logo p {
            color: var(--gray);
            font-size: 0.85rem;
        }

        /* Process Section */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }

        /* References Section */
        .references {
            background: linear-gradient(180deg, rgba(61, 90, 115, 0.05) 0%, transparent 50%, rgba(61, 90, 115, 0.05) 100%);
        }

        .references-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .reference-card {
            background: rgba(26, 37, 48, 0.6);
            border: 1px solid rgba(61, 90, 115, 0.2);
            border-radius: 16px;
            padding: 2rem;
            transition: var(--transition);
            position: relative;
        }

        .reference-card:hover {
            border-color: var(--accent);
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
        }

        .reference-logo {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 0.5rem;
        }

        .reference-title {
            font-size: 0.9rem;
            color: var(--primary-light);
            margin-bottom: 1rem;
            font-weight: 500;
        }

        .reference-card p {
            color: var(--gray);
            font-size: 0.95rem;
            margin-bottom: 1rem;
        }

        .reference-period {
            font-size: 0.8rem;
            color: var(--gray);
            padding-top: 1rem;
            border-top: 1px solid rgba(61, 90, 115, 0.2);
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            width: 80%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 50%, var(--primary) 100%);
            z-index: 0;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .step-number {
            width: 80px;
            height: 80px;
            background: var(--darker);
            border: 2px solid var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
        }

        .process-step h4 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
        }

        .process-step p {
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* CTA Section */
        .cta-section {
            text-align: center;
            background: linear-gradient(135deg, rgba(61, 90, 115, 0.2) 0%, rgba(78, 205, 196, 0.1) 100%);
            border-radius: 30px;
            margin: 2rem 5%;
            padding: 5rem;
            border: 1px solid rgba(78, 205, 196, 0.2);
        }

        .cta-section h2 {
            font-family: var(--font-display);
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            margin-bottom: 1rem;
        }

        .cta-section p {
            color: var(--gray);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 2rem;
        }

        /* Contact Section */
        .contact-grid {
            display: block;
            max-width: 1400px;
            margin: 0 auto;
        }

        .contact-info h3 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
        }

        .contact-info p {
            color: var(--gray);
            margin-bottom: 2rem;
        }

        .contact-detail {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 0;
            color: var(--gray);
        }

        .contact-detail span {
            font-size: 1.2rem;
        }

        .contact-form {
            background: rgba(61, 90, 115, 0.1);
            border: 1px solid rgba(61, 90, 115, 0.2);
            border-radius: 20px;
            padding: 2.5rem;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 1rem;
            background: var(--darker);
            border: 1px solid rgba(61, 90, 115, 0.3);
            border-radius: 10px;
            color: var(--light);
            font-family: var(--font-body);
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-glow);
        }

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

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

        .btn-submit {
            width: 100%;
            padding: 1rem 2rem;
            background: var(--accent);
            color: var(--darker);
            border: none;
            border-radius: 10px;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-submit:hover {
            background: var(--light);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px var(--accent-glow);
        }

        /* Footer */
        footer {
            padding: 4rem 5% 2rem;
            border-top: 1px solid rgba(61, 90, 115, 0.2);
            position: relative;
            z-index: 1;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem;
            max-width: 1200px;
            margin: 0 auto 3rem;
        }

        .footer-brand p {
            color: var(--gray);
            margin-top: 1rem;
            font-size: 0.9rem;
        }

        .footer-col h4 {
            font-family: var(--font-display);
            margin-bottom: 1.5rem;
            font-size: 1rem;
        }

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

        .footer-col a {
            color: var(--gray);
            text-decoration: none;
            font-size: 0.9rem;
            display: block;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--accent);
            transform: translateX(5px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(61, 90, 115, 0.2);
            color: var(--gray);
            font-size: 0.85rem;
        }

        /* Mobile Menu */
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 5px;
        }

        .mobile-menu-btn span {
            width: 25px;
            height: 2px;
            background: var(--light);
            transition: var(--transition);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .expertise-content {
                grid-template-columns: 1fr;
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps::before {
                display: none;
            }
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .logo {
                height: 60px;
            }

            nav .logo {
                height: 60px;
            }

            .footer-brand .logo {
                height: 70px;
            }

            nav {
                padding: 0.75rem 5%;
            }

            .nav-links {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .process-steps {
                grid-template-columns: 1fr;
            }

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

            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .cta-section {
                margin: 2rem;
                padding: 3rem 2rem;
            }
        }

        /* Scroll animations */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }