body {
    font-family: 'Inter', sans-serif;
}
.font-serif-display {
    font-family: 'Playfair Display', serif;
}
.hero-bg {
    background-image: linear-gradient(to right, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8)), url('https://placehold.co/1920x1080/E2E8F0/A0AEC0?text=Latar+Belakang+Elegan');
    background-size: cover;
    background-position: center;
}
.cta-button {
    transition: all 0.3s ease;
}
.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}
.feature-card, .package-card, .testimonial-card, .theme-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.3s ease;
}
.feature-card:hover, .package-card:hover, .testimonial-card:hover, .theme-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}
.tab-button.active {
    background-color: #4f46e5; /* indigo-600 */
    color: white;
}