/* Base styles with rem units (1rem = 16px default) */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 100%; /* 16px base */
}

/* Navigation */
#main-navigation {
    background-color: rgba(51, 51, 51, 0.7);
    padding: 1rem 2%;
    display: flex;
    align-items: center;
    gap: 2.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
}

.register {
    margin-left: auto;
    background-color: #ff6600;
    color: white;
    padding: 0.625rem 1.5rem;
    font-size: 1rem;
    font-weight: bold;
    border: none;
    border-radius: 1.25rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.register:hover {
    background-color: #e65c00;
}

.logo {
    height: 3.125rem;
    width: auto;
}

.nav-list {
    list-style-type: none;
    display: flex;
    gap: 1.875rem;
    align-items: center;
}

.nav-list li a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    font-size: 1.125rem;
    padding: 0.5rem 1rem;
    border-radius: 0.3125rem;
    transition: background-color 0.3s;
}

.nav-list li a:hover {
    background-color: #555;
    color: tomato;
}

/* Landing Page */
.landing-page {
    font-family: Arial, sans-serif;
    background-image: url('bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    min-height: 100vh;
    width: 100%;
}

/* Home Hero Section */
.home {
    color: white;
    text-align: center;
    padding-top: 15vh;
    max-width: 90%;
    margin: 0 auto;
    padding-left: 5%;
    padding-right: 5%;
}

.cta-button {
    background-color: #ff6600;
    color: white;
    padding: 1.125rem 2.5rem;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: bold;
    border-radius: 1.875rem;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    margin-top: 1.875rem;
    cursor: pointer;
    box-shadow: 0 0.25rem 0.9375rem rgba(255, 102, 0, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.0625rem;
}

.cta-button:hover {
    background-color: #e65c00;
    transform: translateY(-0.1875rem);
    box-shadow: 0 0.375rem 1.25rem rgba(255, 102, 0, 0.6);
}

#about, #services, #contact {
    padding: 5rem 1.25rem;
    text-align: center;
}

.home #hh1 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1875rem;
    font-weight: 300;
    color: #ffd700;
    text-shadow: 0.125rem 0.125rem 0.5rem rgba(0, 0, 0, 0.8), 0 0 1.25rem rgba(255, 215, 0, 0.5);
    animation: fadeInDown 1s ease;
    font-style: italic;
}

.home #hh2 {
    font-size: clamp(2rem, 6vw, 3.5rem);
    margin-bottom: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, #ffffff 0%, #ff6600 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    filter: drop-shadow(0.1875rem 0.1875rem 0.375rem rgba(0, 0, 0, 0.7));
    line-height: 1.2;
    animation: fadeInUp 1s ease 0.2s both;
}

.home #hh3 {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 2.5rem;
    line-height: 1.6;
    color: #e0e0e0;
    text-shadow: 0.125rem 0.125rem 0.375rem rgba(0, 0, 0, 0.8);
    animation: fadeIn 1s ease 0.4s both;
    font-weight: 300;
    letter-spacing: 0.03125rem;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-1.25rem); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(1.25rem); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Spacer */
.spacer {
    height: 20vh;
}

/* Common Section Styles */
.section-title {
    font-size: clamp(1.75rem, 5vw, 2.625rem);
    color: white;
    margin-bottom: 1rem;
    font-weight: bold;
    text-shadow: 0.1875rem 0.1875rem 0.625rem rgba(0, 0, 0, 0.8);
    text-align: center;
}

.section-subtitle {
    font-size: clamp(0.875rem, 2vw, 1.125rem);
    color: #ffd700;
    margin-bottom: 3rem;
    text-shadow: 0.125rem 0.125rem 0.375rem rgba(0, 0, 0, 0.8);
    text-align: center;
}

/* Stats Section */
.stats-section {
    padding: 4rem 5%;
    background: rgba(0, 0, 0, 0.5);
}

.stats-container {
    max-width: 75rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.875rem;
}

.stat-item {
    text-align: center;
    padding: 1.875rem 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 0.9375rem;
    backdrop-filter: blur(0.625rem);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-0.625rem);
    background: rgba(255, 102, 0, 0.3);
}

.stat-item i {
    font-size: 2.5rem;
    color: #ff6600;
    margin-bottom: 1rem;
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: bold;
    color: white;
    margin-bottom: 0.3125rem;
}

.stat-label {
    font-size: 1rem;
    color: #ffd700;
    text-transform: uppercase;
    letter-spacing: 0.0625rem;
}

/* Destinations Section */
.destinations-section {
    padding: 5rem 5%;
    max-width: 87.5rem;
    margin: 0 auto;
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 15.625rem);
    gap: 1.25rem;
}

.destination-card {
    position: relative;
    border-radius: 1.25rem;
    overflow: hidden;
    cursor: pointer;
}

.destination-card.large {
    grid-row: span 2;
}

.destination-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.destination-card:hover img {
    transform: scale(1.1);
}

.destination-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 1.25rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    color: white;
    transition: all 0.3s ease;
}

.destination-card:hover .destination-overlay {
    padding-bottom: 2.1875rem;
}

.destination-tag {
    display: inline-block;
    background: #ff6600;
    color: white;
    padding: 0.3125rem 0.75rem;
    border-radius: 0.9375rem;
    font-size: 0.75rem;
    font-weight: bold;
    margin-bottom: 0.625rem;
    text-transform: uppercase;
}

.destination-overlay h3 {
    font-size: 1.375rem;
    margin-bottom: 0.3125rem;
}

.destination-overlay p {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-bottom: 0.625rem;
}

.destination-overlay .price {
    font-size: 1rem;
    font-weight: bold;
    color: #ffd700;
}

/* Why Choose Us */
.why-choose-section {
    padding: 5rem 5%;
    max-width: 87.5rem;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.875rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    padding: 2.5rem 1.5rem;
    border-radius: 1.25rem;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0.25rem;
    background: linear-gradient(90deg, #ff6600, #ffd700);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-0.625rem);
    box-shadow: 0 1.25rem 2.5rem rgba(255, 102, 0, 0.3);
}

.feature-icon {
    width: 5rem;
    height: 5rem;
    background: linear-gradient(135deg, #ff6600, #ffd700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.4s ease;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg);
}

.feature-card h3 {
    font-size: 1.25rem;
    color: #333;
    margin-bottom: 1rem;
}

.feature-card p {
    font-size: 0.875rem;
    color: #666;
    line-height: 1.7;
}

/* Packages Section */
.packages-section {
    padding: 5rem 5%;
    max-width: 87.5rem;
    margin: 0 auto;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.875rem;
}

.package-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 1.25rem;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 0.625rem 1.875rem rgba(0, 0, 0, 0.2);
}

.package-card:hover {
    transform: translateY(-0.9375rem);
    box-shadow: 0 1.5625rem 3.125rem rgba(255, 102, 0, 0.4);
}

.package-image {
    position: relative;
    height: 12.5rem;
    overflow: hidden;
}

.package-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.package-card:hover .package-image img {
    transform: scale(1.1);
}

.package-duration {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: rgba(255, 102, 0, 0.9);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 1.25rem;
    font-size: 0.8125rem;
    font-weight: bold;
}

.package-content {
    padding: 1.5rem;
}

.package-content h3 {
    font-size: 1.375rem;
    color: #333;
    margin-bottom: 0.625rem;
}

.package-content > p {
    font-size: 0.875rem;
    color: #666;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.package-features {
    list-style: none;
    margin-bottom: 1.25rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.625rem;
}

.package-features li {
    font-size: 0.8125rem;
    color: #555;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.package-features li i {
    color: #28a745;
    font-size: 0.75rem;
}

.package-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.25rem;
    border-top: 0.0625rem solid #eee;
}

.package-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ff6600;
}

.package-price small {
    font-size: 0.875rem;
    font-weight: normal;
    color: #666;
}

.book-btn {
    background: linear-gradient(135deg, #ff6600, #ff8533);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 1.5rem;
    font-size: 0.875rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.book-btn:hover {
    transform: translateY(-0.125rem);
    box-shadow: 0 0.5rem 1.25rem rgba(255, 102, 0, 0.4);
}

/* Footer */
footer {
    background-color: rgba(51, 51, 51, 0.95);
    color: white;
    padding: 3rem 5% 1.25rem;
    margin-top: auto;
}

.footer-content {
    max-width: 75rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 2.5rem;
    margin-bottom: 1.875rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #ff6600;
    font-size: 1.25rem;
}

.footer-section p {
    line-height: 1.8;
    font-size: 0.875rem;
    margin-bottom: 0.625rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.625rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #ff6600;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.social-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.social-links a:hover {
    color: #ff6600;
}

.social-links i {
    font-size: 1.125rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.25rem;
    border-top: 0.0625rem solid rgba(255, 255, 255, 0.2);
    font-size: 0.875rem;
}

/* Reviews Section */
.reviews-section {
    padding: 5rem 5%;
    max-width: 87.5rem;
    margin: 0 auto;
    text-align: center;
}

.reviews-title {
    font-size: clamp(1.75rem, 5vw, 2.625rem);
    color: white;
    margin-bottom: 1rem;
    font-weight: bold;
    text-shadow: 0.1875rem 0.1875rem 0.625rem rgba(0, 0, 0, 0.8);
}

.reviews-subtitle {
    font-size: clamp(0.875rem, 2vw, 1.25rem);
    color: #ffd700;
    margin-bottom: 3rem;
    text-shadow: 0.125rem 0.125rem 0.375rem rgba(0, 0, 0, 0.8);
}

.reviews-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: 1.875rem;
    margin-top: 2.5rem;
}

.review-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 1.875rem;
    border-radius: 0.9375rem;
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: -1.25rem;
    left: 1.25rem;
    font-size: 7.5rem;
    color: rgba(255, 102, 0, 0.1);
    font-family: Georgia, serif;
    line-height: 1;
}

.review-card:hover {
    transform: translateY(-0.625rem) scale(1.02);
    box-shadow: 0 0.9375rem 2.5rem rgba(255, 102, 0, 0.4);
}

.stars {
    margin-bottom: 1.25rem;
}

.stars i {
    color: #ffd700;
    font-size: 1.25rem;
    margin: 0 0.125rem;
    text-shadow: 0.0625rem 0.0625rem 0.1875rem rgba(0, 0, 0, 0.3);
}

.review-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #333;
    margin-bottom: 1.5rem;
    font-style: italic;
    text-align: left;
}

.reviewer-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1.25rem;
    border-top: 0.125rem solid #f0f0f0;
}

.reviewer-image {
    width: 3.75rem;
    height: 3.75rem;
    border-radius: 50%;
    object-fit: cover;
    border: 0.1875rem solid #ff6600;
}

.reviewer-details {
    text-align: left;
}

.reviewer-name {
    font-size: 1.125rem;
    font-weight: bold;
    color: #ff6600;
    margin-bottom: 0.3125rem;
}

.reviewer-location {
    font-size: 0.875rem;
    color: #666;
}

/* ========== MEDIA QUERIES ========== */

/* Tablet Landscape (max-width: 1024px / 64rem) */
@media (max-width: 64rem) {
    .stats-container,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .destinations-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    
    .destination-card.large {
        grid-row: span 1;
    }
    
    .packages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    #main-navigation {
        padding: 1rem 3%;
        gap: 1.5rem;
    }
    
    .nav-list {
        gap: 1rem;
    }
    
    .nav-list li a {
        font-size: 1rem;
        padding: 0.5rem 0.75rem;
    }
}

/* Tablet Portrait (max-width: 768px / 48rem) */
@media (max-width: 48rem) {
    html {
        font-size: 93.75%;
    }
    
    #main-navigation {
        padding: 1rem 4%;
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.75rem;
    }
    
    .register {
        margin-left: 0;
        padding: 0.5rem 1.25rem;
    }
    
    .home {
        padding-top: 10vh;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .destinations-grid,
    .features-grid,
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .destinations-section,
    .why-choose-section,
    .packages-section,
    .stats-section,
    .reviews-section {
        padding: 3rem 4%;
    }
    
    .reviews-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
        flex-direction: row;
        flex-wrap: wrap;
    }
}

/* Mobile (max-width: 480px / 30rem) */
@media (max-width: 30rem) {
    html {
        font-size: 87.5%;
    }
    
    #main-navigation {
        padding: 0.75rem 3%;
    }
    
    .logo {
        height: 2.5rem;
    }
    
    .nav-list li a {
        font-size: 0.875rem;
        padding: 0.375rem 0.5rem;
    }
    
    .register {
        padding: 1rem 1rem;
        font-size: 0.875rem;
    }
    
    .home {
        padding-top: 8vh;
        padding-left: 3%;
        padding-right: 3%;
    }
    
    .cta-button {
        padding: 0.875rem 1.75rem;
        font-size: 1rem;
    }
    
    .spacer {
        height: 10vh;
    }
    
    .stats-container {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }
    
    .stat-item {
        padding: 1rem 0.5rem;
    }
    
    .stat-item i {
        font-size: 1.75rem;
    }
    
    .feature-card {
        padding: 1.5rem 1rem;
    }
    
    .feature-icon {
        width: 3.75rem;
        height: 3.75rem;
    }
    
    .feature-icon i {
        font-size: 1.5rem;
    }
    
    .package-content {
        padding: 1rem;
    }
    
    .package-features {
        grid-template-columns: 1fr;
    }
    
    .package-footer {
        flex-direction: column;
        gap: 1rem;
    }
    
    .book-btn {
        width: 100%;
    }
    
    footer {
        padding: 2rem 4% 1rem;
    }
    
    .footer-content {
        gap: 1.5rem;
    }
    
    .review-card {
        padding: 1.25rem;
    }
}