:root {
    --primary-color: #0d6efd; /* Bootstrap Primary Blue */
    --secondary-color: #6c757d; /* Bootstrap Secondary Gray */
    --dark-color: #212529; /* Bootstrap Dark */
    --light-color: #f8f9fa; /* Bootstrap Light */
    --white-color: #ffffff;
    --font-primary: 'Poppins', sans-serif;
    --font-headings: 'Playfair Display', serif;
}

body {
    font-family: var(--font-primary);
    color: #495057;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, .navbar-brand, .fw-bold {
    font-family: var(--font-headings);
    font-weight: 700;
}

.navbar-brand {
    font-size: 1.8rem;
    color: var(--primary-color) !important;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-outline-primary {
    border-radius: 50px;
    padding: 12px 30px;
    font-weight: 600;
}

.hero {
    position: relative;
    padding: 10rem 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

#keunggulan .feature-item {
    background-color: var(--white-color);
    border-radius: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

#keunggulan .feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

#keunggulan .icon-box {
    width: 70px;
    height: 70px;
    margin: 0 auto;
    background: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

#paket .section-subtitle {
    color: var(--primary-color);
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

#paket .section-subtitle::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
}

.paket-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.paket-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.paket-card .card-body {
    display: flex;
    flex-direction: column;
}

.paket-card .harga {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-color);
    font-family: var(--font-primary);
}

.paket-spesial {
    background: linear-gradient(135deg, #0d6efd, #0a58ca);
    color: var(--white-color);
    border: 2px solid var(--primary-color);
}

.paket-spesial .harga, .paket-spesial .card-title {
    color: var(--white-color);
}

.paket-spesial .card-text {
    color: rgba(255, 255, 255, 0.8);
}

.paket-card.popular {
    position: relative;
    border: 2px solid var(--primary-color);
}

.popular-badge {
    position: absolute;
    top: 15px;
    right: -45px;
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 5px 40px;
    transform: rotate(45deg);
    font-weight: 600;
    font-size: 0.8rem;
}

#testimonials .testimonial-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    padding: 4px;
    background-color: var(--white-color);
}

#testimonials .carousel-control-prev-icon, 
#testimonials .carousel-control-next-icon {
    background-color: var(--dark-color);
    border-radius: 50%;
}

.footer-map iframe {
    border-radius: 15px;
}

/* Selection Feedback Box */
#selection-feedback {
    border: 2px dashed #ced4da;
    border-radius: 10px;
    padding: 15px;
    transition: all 0.3s ease-in-out;
}

#selection-feedback.selected {
    background-color: #e9f5ff;
    border-color: var(--primary-color);
    border-style: solid;
}

.whatsapp-bubble {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: var(--white-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 100;
    text-decoration: none;
    transition: transform 0.3s, background-color 0.3s;
}

.whatsapp-bubble:hover {
    transform: scale(1.1);
    background-color: #128C7E;
}

@media (max-width: 768px) {
    h1.display-3 { font-size: 2.5rem; }
    .paket-card .harga { font-size: 1.8rem; }
}