body {
    background: linear-gradient(180deg, #f8fafc, #fffdf7);
    color: #0f172a;
}

.course-head {
    padding: 8rem 1rem 5rem;
    color: white;
    background:
        linear-gradient(to right, rgba(7, 12, 28, 0.85), rgba(15, 23, 42, 0.7)),
        url('../images/course.png') center/cover no-repeat;
}

.course-head h1 {
    font-size: 3rem;
    font-weight: 800;
}

.course-head p {
    color: #e2e8f0;
    max-width: 650px;
    margin: 1rem auto 0;
}

.course-section {
    padding: 5rem 0;
}

.section-heading h2 {
    font-weight: 800;
}

.section-heading p {
    color: #64748b;
}

.course-card {
    padding: 1.4rem;
    border-radius: 20px;
    background: white;
    text-align: center;
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.course-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.1);
    color: #b98500;
}

.course-cta {
    padding: 4rem 0;
    background: #0f172a;
    color: white;
}

.cta-btn {
    display: inline-block;
    margin-top: 1.5rem;
    padding: 0.9rem 2rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #f5c518, #d4a100);
    color: #111827;
    font-weight: 800;
    text-decoration: none;
}

.cta-btn:hover {
    transform: translateY(-2px);
}