body {
    background: #f4f6f9;
    font-family: 'Segoe UI', sans-serif;
}

/* Navbar */
.navbar {
    box-shadow: 0px 3px 10px rgba(0,0,0,0.1);
}

/* Hero Section */
.hero {
    background: linear-gradient(to right, #0d6efd, #003366);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.hero h1 {
    font-weight: 700;
    font-size: 42px;
}

.hero p {
    font-size: 18px;
    max-width: 900px;
    margin: auto;
}

/* Section Titles */
.section-title {
    font-weight: 600;
    margin-bottom: 30px;
}

/* Cards */
.feature-card {
    border-radius: 15px;
    box-shadow: 0px 4px 15px rgba(0,0,0,0.08);
    transition: 0.3s;
    height: 100%;
}

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

/* Container width */
.container {
    max-width: 1200px;
}

/* Footer */
footer {
    background: #003366;
    color: white;
    padding: 30px 0;
    margin-top: 50px;
}

/* ========================= */
/* RESPONSIVE STYLES */
/* ========================= */

@media (max-width: 992px) {

    .hero {
        padding: 60px 15px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

    .navbar .btn {
        font-size: 14px;
        padding: 8px 12px;
    }
}

@media (max-width: 768px) {

    .hero h1 {
        font-size: 26px;
    }

    .hero p {
        font-size: 15px;
    }

    .section-title {
        font-size: 20px;
    }

    .card {
        margin-bottom: 20px;
    }
}

@media (max-width: 576px) {

    .hero {
        padding: 50px 10px;
    }

    .hero h1 {
        font-size: 22px;
        line-height: 1.4;
    }

    .hero p {
        font-size: 14px;
    }

    .btn-lg {
        font-size: 14px;
        padding: 10px 15px;
    }

    footer {
        font-size: 14px;
    }
}