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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, sans-serif;
    background: #f5f7fb;
    color: #172033;
    line-height: 1.6;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 8%;
    background: #0b1830;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: white;
    text-decoration: none;
}

.logo span {
    color: #60a5fa;
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    color: white;
    text-decoration: none;
}

.nav-links a:hover {
    color: #60a5fa;
}

.hero {
    background: linear-gradient(
        135deg,
        #0b1830,
        #163d70
    );

    color: white;
    text-align: center;
    padding: 110px 8%;
}

.tagline {
    color: #93c5fd;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(32px, 5vw, 58px);
    line-height: 1.2;
    margin-bottom: 25px;
}

.hero h1 span {
    display: block;
    color: #60a5fa;
}

.hero-text {
    max-width: 700px;
    margin: 0 auto 35px;
    color: #dbeafe;
    font-size: 18px;
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    background: #2563eb;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
}

.btn:hover {
    background: #1d4ed8;
}

.services {
    padding: 80px 8%;
    text-align: center;
}

.services h2,
.about h2,
.contact h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.section-text {
    color: #64748b;
    margin-bottom: 40px;
}

.service-grid {
    display: grid;
    grid-template-columns:
        repeat(auto-fit, minmax(240px, 1fr));

    gap: 25px;
}

.service-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    text-align: left;

    box-shadow:
        0 5px 20px rgba(0, 0, 0, 0.05);

    transition: transform 0.2s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    font-size: 38px;
    margin-bottom: 15px;
}

.service-card h3 {
    margin-bottom: 12px;
    color: #1d4ed8;
}

.service-card p {
    color: #64748b;
}

.about {
    padding: 80px 8%;
    text-align: center;
    background: #eaf1fc;
}

.about p {
    max-width: 750px;
    margin: auto;
    color: #475569;
}

.contact {
    padding: 80px 8%;
    text-align: center;
}

.contact p {
    margin: 20px 0 30px;
}

footer {
    background: #0b1830;
    color: white;
    text-align: center;
    padding: 25px;
}

@media (max-width: 600px) {
    .navbar {
        flex-direction: column;
        gap: 15px;
    }

    .nav-links {
        gap: 12px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 75px 6%;
    }

    .services,
    .about,
    .contact {
        padding: 60px 6%;
    }
}