/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c5530;
    --secondary-color: #f4a261;
    --accent-color: #e76f51;
    --dark-color: #264653;
    --light-color: #f8f9fa;
    --text-color: #333;
    --text-light: #666;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 5px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.logo i {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    background-image: url('../assets/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--white);
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(44, 85, 48, 0.75) 0%,
        rgba(38, 70, 83, 0.85) 100%
    );
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s both;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    z-index: 3;
}

.scroll-indicator i {
    font-size: 2rem;
    color: var(--white);
    opacity: 0.9;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
}

/* ============================================
   SECTIONS
   ============================================ */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* ============================================
   DESTINATIONS GRID
   ============================================ */
.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.destination-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.destination-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.destination-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 4rem;
    position: relative;
    overflow: hidden;
}

.destination-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.destination-image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
}

.destination-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.destination-card:hover .destination-image::before {
    background: rgba(0, 0, 0, 0.5);
}

.destination-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 2;
}

.destination-content {
    padding: 20px;
}

.destination-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.destination-location {
    color: var(--text-light);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.destination-description {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

.destination-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.destination-price {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary-color);
}

.destination-duration {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px;
    background: var(--light-color);
    border-radius: 10px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* ============================================
   TOURS GRID
   ============================================ */
.tours-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tour-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.tour-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    background: var(--light-color);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.testimonial-rating {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.testimonial-author strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    position: relative;
    height: 400px;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--white);
    text-align: center;
    margin-top: 70px;
    overflow: hidden;
}

/* Background images for each page */
.page-header.destinations-page {
    background-image: url('../assets/images/page-header-destinations.jpg');
}

.page-header.about-page {
    background-image: url('../assets/images/page-header-about.jpg');
}

.page-header.contact-page {
    background-image: url('../assets/images/page-header-contact.jpg');
}

.page-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(44, 85, 48, 0.75) 0%,
        rgba(38, 70, 83, 0.85) 100%
    );
    z-index: 1;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s ease;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.95;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s ease 0.2s both;
}

/* ============================================
   FILTERS SECTION
   ============================================ */
.filters-section {
    background: var(--light-color);
    padding: 30px 0;
}

.filters-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.search-box {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.search-box i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.search-box input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-btn {
    padding: 10px 20px;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--white);
}

/* ============================================
   DESTINATIONS PAGE
   ============================================ */
.destinations-page {
    padding: 50px 0;
}

.no-results {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.no-results i {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--text-light);
    opacity: 0.5;
}

/* ============================================
   TOUR DETAIL PAGE
   ============================================ */
.tour-detail {
    padding: 100px 0 50px;
}

.tour-detail-header {
    text-align: center;
    margin-bottom: 50px;
}

.tour-detail-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.tour-detail-header .tour-location {
    color: var(--text-light);
    font-size: 1.1rem;
}

.tour-detail-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.tour-detail-main {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.tour-detail-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5rem;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

.tour-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    display: block;
}

.tour-image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
    border-radius: 10px;
}

.tour-detail-description {
    margin-bottom: 30px;
}

.tour-detail-description h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.tour-detail-description p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.tour-detail-highlights {
    margin-top: 30px;
    margin-bottom: 30px;
}

.tour-detail-highlights h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.highlights-list {
    list-style: none;
    padding: 0;
}

.highlights-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.highlights-list li i {
    color: var(--secondary-color);
    margin-top: 5px;
    flex-shrink: 0;
}

.tour-detail-includes {
    margin-top: 30px;
}

.tour-detail-includes h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.includes-list {
    list-style: none;
    padding: 0;
}

.includes-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.includes-list li i {
    color: var(--secondary-color);
    margin-top: 5px;
    flex-shrink: 0;
}

.tour-detail-itinerary {
    margin-top: 30px;
}

.tour-detail-itinerary h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.itinerary-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.itinerary-day {
    min-width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.itinerary-content h4 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.itinerary-content p {
    color: var(--text-light);
}

.tour-detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.booking-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: sticky;
    top: 100px;
}

.booking-card h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.booking-price {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.booking-info {
    margin-bottom: 20px;
}

.booking-info-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.booking-info-item:last-child {
    border-bottom: none;
}

.booking-btn {
    width: 100%;
    padding: 15px;
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.booking-btn:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-content {
    padding: 50px 0;
}

.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
    align-items: center;
}

.about-text h2 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-image {
    width: 100%;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5rem;
}

.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 60px;
}

.mission-card {
    background: var(--light-color);
    padding: 40px;
    border-radius: 10px;
    text-align: center;
}

.mission-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.mission-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.values-section {
    margin-bottom: 60px;
}

.values-section h2 {
    color: var(--primary-color);
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 40px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px;
    background: var(--light-color);
    border-radius: 10px;
}

.value-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.value-item h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.why-choose-section h2 {
    color: var(--primary-color);
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 40px;
}

.why-list {
    max-width: 800px;
    margin: 0 auto;
}

.why-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
}

.why-item i {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-top: 5px;
}

.why-item h4 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.why-item p {
    color: var(--text-light);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-section {
    padding: 50px 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 30px;
}

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

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item h4 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--text-light);
}

.social-contact h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.contact-form-wrapper {
    background: var(--light-color);
    padding: 40px;
    border-radius: 10px;
}

.contact-form-wrapper h2 {
    color: var(--primary-color);
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--secondary-color);
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .hero {
        background-attachment: scroll; /* Better performance on mobile */
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .destinations-grid {
        grid-template-columns: 1fr;
    }

    .tours-grid {
        grid-template-columns: 1fr;
    }

    .tour-detail-content {
        grid-template-columns: 1fr;
    }

    .about-section {
        grid-template-columns: 1fr;
    }

    .mission-vision {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .page-header {
        height: 300px;
        background-attachment: scroll; /* Better performance on mobile */
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .filter-buttons {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}