:root {
            --primary: #0d253f;
            --accent: #00b4d8;
            --bg: #f8f9fa;
            --text: #222;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Montserrat', Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
        }
        header {
            background: var(--primary);
            color: #fff;
            padding: 2rem 0 1rem 0;
            text-align: center;
            position: relative;
        }
        header h1 {
            font-size: 2.8rem;
            letter-spacing: 2px;
            margin-bottom: 0.5rem;
        }
        header p {
            font-size: 1.2rem;
            color: #cce3f6;
            margin-bottom: 1.5rem;
        }
        nav {
            margin-top: 1rem;
        }
        nav a {
            color: #fff;
            text-decoration: none;
            margin: 0 1.2rem;
            font-weight: 700;
            transition: color 0.2s;
        }
        nav a:hover {
            color: var(--accent);
        }
        .hero {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            padding: 3rem 1rem 2rem 1rem;
            background: linear-gradient(90deg, #e0f7fa 60%, #fff 100%);
        }
        .hero-content {
            flex: 1 1 350px;
            max-width: 500px;
            padding: 1rem;
        }
        .hero-content h2 {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .hero-content p {
            font-size: 1.1rem;
            margin-bottom: 1.5rem;
        }
        .hero-content .cta {
            background: var(--accent);
            color: #fff;
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.2s;
            box-shadow: 0 2px 8px rgba(0,180,216,0.15);
        }
        .hero-content .cta:hover {
            background: #0096c7;
        }
        .hero-img {
            flex: 1 1 300px;
            max-width: 400px;
            text-align: center;
            padding: 1rem;
        }
        .hero-img img {
            width: 90%;
            max-width: 350px;
            border-radius: 20px;
            box-shadow: 0 4px 24px rgba(13,37,63,0.08);
        }
        section {
            padding: 3rem 1rem;
            max-width: 1100px;
            margin: 0 auto;
        }
        .services {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: center;
        }
        .service-card {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.07);
            padding: 2rem 1.5rem;
            flex: 1 1 260px;
            max-width: 320px;
            text-align: center;
            transition: transform 0.2s;
        }
        .service-card:hover {
            transform: translateY(-8px) scale(1.03);
            box-shadow: 0 6px 24px rgba(0,180,216,0.13);
        }
        .service-card svg {
            width: 48px;
            height: 48px;
            margin-bottom: 1rem;
            fill: var(--accent);
        }
        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 0.7rem;
            color: var(--primary);
        }
        .service-card p {
            font-size: 1rem;
            color: #444;
        }
        .about {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            justify-content: center;
        }
        .about-img {
            flex: 1 1 250px;
            max-width: 320px;
            text-align: center;
        }
        .about-img img {
            width: 90%;
            max-width: 220px;
            border-radius: 50%;
            box-shadow: 0 2px 16px rgba(0,180,216,0.10);
        }
        .about-content {
            flex: 2 1 350px;
            max-width: 600px;
        }
        .about-content h2 {
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .about-content p {
            font-size: 1.08rem;
            color: #333;
        }
        .portfolio {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: center;
        }
        .portfolio-item {
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.07);
            overflow: hidden;
            max-width: 320px;
            flex: 1 1 260px;
            transition: transform 0.2s;
        }
        .portfolio-item:hover {
            transform: translateY(-6px) scale(1.02);
            box-shadow: 0 6px 24px rgba(0,180,216,0.13);
        }
        .portfolio-item img {
            width: 100%;
            display: block;
            height: 180px;
            object-fit: cover;
        }
        .portfolio-item .desc {
            padding: 1rem;
        }
        .portfolio-item .desc h4 {
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .portfolio-item .desc p {
            font-size: 0.98rem;
            color: #444;
        }
        .contact-form {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.07);
            max-width: 500px;
            margin: 0 auto;
            padding: 2rem 1.5rem;
        }
        .contact-form h2 {
            color: var(--primary);
            margin-bottom: 1rem;
            text-align: center;
        }
        .contact-form label {
            display: block;
            margin-bottom: 0.3rem;
            font-weight: 600;
        }
        .contact-form input, .contact-form textarea {
            width: 100%;
            padding: 0.7rem;
            margin-bottom: 1rem;
            border: 1px solid #cce3f6;
            border-radius: 8px;
            font-size: 1rem;
            background: #f4fbfd;
        }
        .contact-form button {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.2s;
            width: 100%;
        }
        .contact-form button:hover {
            background: #0096c7;
        }
        footer {
            background: var(--primary);
            color: #fff;
            text-align: center;
            padding: 1.5rem 0 1rem 0;
            margin-top: 2rem;
            font-size: 1rem;
        }
        @media (max-width: 900px) {
            .hero, .about {
                flex-direction: column;
                text-align: center;
            }
            .hero-img, .about-img {
                margin-bottom: 1.5rem;
            }
        }
        @media (max-width: 600px) {
            header h1 { font-size: 2rem; }
            .hero-content h2 { font-size: 1.5rem; }
            section { padding: 2rem 0.5rem; }
        }