.hero-section {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #e3f2fd 0%, #fdfdfd 100%);
    text-align: center;
    color: #0a2540;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: rgba(100, 181, 246, 0.2);
    border-radius: 50%;
    z-index: 0;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-section .display-3 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
    line-height: 1.2;
    color: #0a2540;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.05);
}

.hero-section .lead {
    font-size: 1.35rem;
    color: #4a5568;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-section .btn-primary {
    background: linear-gradient(90deg, #007bff, #28a745);
    border: none;
    padding: 0.85rem 2.2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: 0 6px 18px rgba(0, 123, 255, 0.25);
    transition: all 0.3s ease;
    color: #fff;
}

.hero-section .btn-primary:hover {
    background: linear-gradient(90deg, #0056b3, #1e7e34);
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 123, 255, 0.35);
}

/* Responsive Tweaks */
@media (max-width: 768px) {
    .hero-section {
        padding: 4rem 1.5rem;
    }
    .hero-section .display-3 {
        font-size: 2.5rem;
    }
    .hero-section .lead {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .hero-section .display-3 {
        font-size: 2rem;
    }
    .hero-section .lead {
        font-size: 1rem;
    }
    .hero-section .btn-primary {
        padding: 0.65rem 1.8rem;
        font-size: 1rem;
    }
}