:root {
    --primary-blue: #1a4d8c;
    --light-blue: #3a7bd5;
    --aqua-blue: #00b4d8;
    --gray-light: #f5f7fa;
    --gray-text: #4a5568;
    --white: #ffffff;
    --dark: #2d3748;
}

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

body {
    font-family: 'Poppins', 'Segoe UI', 'Roboto', sans-serif;
    color: var(--gray-text);
    line-height: 1.6;
}

.navbar {
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

    .logo span {
        color: var(--aqua-blue);
    }

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

    .nav-links a {
        text-decoration: none;
        color: var(--dark);
        font-weight: 500;
        transition: color 0.3s;
    }

        .nav-links a:hover, .nav-links a.active {
            color: var(--aqua-blue);
        }

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    color: white;
    padding: 12px 28px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
    display: inline-block;
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 20px rgba(26,77,140,0.3);
    }

.btn-outline {
    background: transparent;
    border: 2px solid var(--aqua-blue);
    color: var(--aqua-blue);
    padding: 10px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
}

    .btn-outline:hover {
        background: var(--aqua-blue);
        color: white;
    }

.hero {
    background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 5%;
    margin-top: 0;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    padding: 0;
}

.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

    .service-card:hover {
        transform: translateY(-10px);
    }

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--aqua-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

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

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

    .form-group input, .form-group select, .form-group textarea {
        width: 100%;
        padding: 12px;
        border: 1px solid #e2e8f0;
        border-radius: 10px;
        font-family: inherit;
        transition: border-color 0.3s;
    }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            outline: none;
            border-color: var(--aqua-blue);
        }

footer {
    background: var(--dark);
    color: var(--gray-light);
    padding: 3rem 5% 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--aqua-blue);
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 5px 20px rgba(37,211,102,0.4);
    transition: transform 0.3s;
    z-index: 1000;
    text-decoration: none;
}

    .whatsapp-float:hover {
        transform: scale(1.1);
    }

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

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

    .navbar {
        flex-wrap: wrap;
    }
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-family: inherit;
}