.hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    background: url('https://images.unsplash.com/photo-1586165368502-1bad197a6461?auto=format&fit=crop&w=1350&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
}

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

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

nav ul li a {
    font-variant: small-caps;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    font-weight: 400;
}

.btn-hero {
    display: inline-block;
    background-color: #a3f1d4;
    color: #333;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.9rem;
    transition: transform 0.3s, background-color 0.3s;
}

.btn-hero:hover {
    background-color: #8ce4c4;
    transform: scale(1.05);
}