body {
    margin: 0;
    font-family: Arial, sans-serif;
    transition: 0.3s;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    background: white;
}

/* left side (logo + contact) */
.left-header {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo img {
    height: 60px;
}

/* contact text */
.contact-info {
    display: flex;
    gap: 15px;
    font-size: 14px;
}

.contact-info p {
    font-weight: bold;
}

.hero {
    height: 60vh;
    background: url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e") center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 30px;
}

.locations {
    padding: 50px;
    text-align: center;
}

/* Buttons */
.tab-buttons {
    margin-bottom: 30px;
}

.tab-btn {
    padding: 12px 25px;
    border: none;
    background: #ddd;
    cursor: pointer;
    margin: 5px;
    border-radius: 8px;
    transition: 0.3s;
}

.tab-btn:hover {
    background: #0088cc;
    color: white;
}

.tab-btn.active {
    background: #0088cc;
    color: white;
}

/* Content */
.tab-content {
    display: none;
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.tab-content.active {
    display: block;
}

/* Fade-in base state */
.contact {
    background: #0088cc;
    color: white;
    padding: 40px 20px;
    text-align: center;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease, transform 1s ease;
}

/* When visible */
.contact.show {
    opacity: 1;
    transform: translateY(0);
}

.contact h2 {
    margin-bottom: 30px;
}

.contact-container {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.contact-item h4 {
    margin-bottom: 10px;
}

.contact-item a {
    color: white;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

header {
    background: white;
    color: black;
}

.city-image {
    width: 100%;
    max-width: 600px;
    margin-top: 20px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.destination-section {
    text-align: center;
    padding: 60px 20px;
}

.section-title {
    font-size: 28px;
    margin-bottom: 30px;
    font-weight: 600;
}

/* Button container */
.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Base button */
.tab-btn {
    padding: 12px 30px;
    border-radius: 12px;
    border: none;
    background: #e5e5e5;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

/* Hover effect */
.tab-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* Active button */
.tab-btn.active {
    background: #0088cc;
    color: white;
    box-shadow: 0 8px 20px rgba(0,136,204,0.4);
}

.batam-slider {
    position: relative;
    overflow: hidden;
    max-width: 1000px;
    margin: 40px auto;
}

.bintan-slider {
    position: relative;
    overflow: hidden;
    max-width: 1000px;
    margin: 40px auto;
}

.pinang-slider {
    position: relative;
    overflow: hidden;
    max-width: 1000px;
    margin: 40px auto;
}

.slider-wrapper {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100%;
    display: flex;
    align-items: center;
    gap: 40px;
}

.slide img {
    width: 50%;
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

.slide-content {
    width: 50%;
}

.slide-content h3 {
    font-size: 26px;
    margin-bottom: 15px;
}

.slide-content p {
    margin-bottom: 15px;
}

.detail-btn {
    padding: 10px 25px;
    background: #004d40;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
}

.detail-btn:hover {
    background: #00695c;
}

.slide-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    font-size: 22px;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 50%;
    z-index: 10; /* 🔥 THIS FIXES IT */
}

.prev { left: 10px; }
.next { right: 10px; }

/* Header layout */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
}

/* Navigation */
.main-nav {
    margin-left: auto;
}

.main-nav > ul {
    list-style: none;
    display: flex;
    gap: 40px;
    align-items: center;
    margin: 0;
}

.main-nav a {
    text-decoration: none;
    color: #333;
    font-weight: 600;
    transition: 0.3s;
}

.main-nav a:hover {
    color: #0088cc;
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 35px;
    left: 0;
    background: white;
    padding: 10px 0;
    display: none;
    min-width: 160px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    border-radius: 10px;
    flex-direction: column;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: #333;
    text-decoration: none;
}

.dropdown-menu a:hover {
    background: #f5f5f5;
}

.dropdown-menu.show {
    display: block;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    font-size: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    z-index: 999;
}

.whatsapp-float.show {
    opacity: 1;
    transform: translateY(0);
}

.whatsapp-float:hover {
    background: #1ebe5d;
    transform: scale(1.1);
}

/* Navigation styling */
nav {
    display: flex;
    gap: 40px;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: #333;
    font-weight: 600;
    transition: 0.3s ease;
}

nav a:hover {
    color: #0088cc;
}

/* Remove purple visited color */
nav a:visited {
    color: #333;
}