* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo img {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.nav-logo img:hover {
    transform: scale(1.05);
}

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

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #ff6b6b;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #ff6b6b;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    background: url('images/bg.png') center/cover no-repeat;
    background-attachment: fixed;
    color: white;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 1;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.6);
    font-weight: 400;
}

.hero-image-placeholder {
    margin: 2rem 0;
}

.image-placeholder {
    background: rgba(255, 255, 255, 0.2);
    border: 3px dashed rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    padding: 3rem;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
}

.gift-intro {
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, #8B5CF6 0%, #A855F7 100%);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.gift-intro h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Gift Options */
.gift-options {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 3rem;
    font-weight: 700;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.option-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.option-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
}

.option-card.thailand::before {
    background: linear-gradient(90deg, #ff9a56, #ff6b6b);
}

.option-card.vietnam::before {
    background: linear-gradient(90deg, #4ecdc4, #44a08d);
}

.option-card.cash::before {
    background: linear-gradient(90deg, #ffd700, #ffb347);
}

.option-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.option-image {
    margin: -2rem -2rem 1rem -2rem;
    overflow: hidden;
    border-radius: 15px 15px 0 0;
}

.option-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.option-card:hover .option-image img {
    transform: scale(1.05);
}

.card-header h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #333;
}

.card-content h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #555;
}

.card-content ul {
    list-style: none;
}

.card-content li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.card-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4ecdc4;
    font-weight: bold;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: white;
    color: #ff6b6b;
}

.btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #ff6b6b;
}

.btn-accent {
    background: #4ecdc4;
    color: white;
}

.btn-accent:hover {
    background: #45b7b8;
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero {
        background-attachment: scroll;
        min-height: 80vh;
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .gift-intro {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }
    
    .gift-intro h2 {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 80%;
        max-width: 300px;
    }
}

/* Device Restriction - Only Desktop and Landscape Tablets */
.device-restriction-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: 10000;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    padding: 2rem;
}

.device-restriction-content {
    max-width: 400px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.device-restriction-content h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #fff;
}

.device-restriction-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.device-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

/* Hide main content on mobile and portrait tablets */
@media (max-width: 1023px) and (orientation: portrait), 
       (max-width: 767px) {
    body > *:not(.device-restriction-overlay) {
        display: none !important;
    }
    
    .device-restriction-overlay {
        display: flex !important;
    }
}

/* Allow landscape tablets (768px and up in landscape) */
@media (min-width: 768px) and (max-width: 1023px) and (orientation: landscape) {
    .device-restriction-overlay {
        display: none !important;
    }
    
    body > *:not(.device-restriction-overlay) {
        display: block !important;
    }
}

/* Page-specific styles */
.page-hero {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
    color: white;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-content {
    padding: 60px 0;
    background: #f8f9fa;
}

.content-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

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

.fun-list li {
    padding: 1rem;
    margin: 0.5rem 0;
    background: linear-gradient(90deg, rgba(255, 107, 107, 0.1), rgba(78, 205, 196, 0.1));
    border-radius: 10px;
    border-left: 4px solid #ff6b6b;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.price-table th,
.price-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.price-table th {
    background: #ff6b6b;
    color: white;
    font-weight: 600;
}

.price-table tr:hover {
    background: rgba(255, 107, 107, 0.05);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.contact-card h3 {
    color: #ff6b6b;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.contact-card p {
    color: #666;
    margin: 0.5rem 0;
}

.contact-image {
    margin: -2rem -2rem 1rem -2rem;
    overflow: hidden;
    border-radius: 15px 15px 0 0;
}

.contact-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-image img:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}