/* Custom CSS for Yuyu Games Main Page */

/* General Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Hero Section */
.yuyu-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.yuyu-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
}

.yuyu-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.yuyu-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.yuyu-buttons {
    margin-top: 2rem;
}

.yuyu-image {
    position: relative;
    height: 400px;
}

.floating-icons {
    position: relative;
    height: 100%;
}

.floating-icon {
    position: absolute;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.8);
    animation: float 3s ease-in-out infinite;
}

.floating-icon:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.floating-icon:nth-child(2) {
    top: 50%;
    right: 20%;
    animation-delay: 1s;
}

.floating-icon:nth-child(3) {
    bottom: 20%;
    left: 50%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
}

/* About Cards */
.about-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.about-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.about-card h4 {
    color: #333;
    margin-bottom: 1rem;
    font-weight: 600;
}

/* App Cards */
.app-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.app-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.app-icon .material-icons {
    font-size: 2.5rem;
    color: white;
}

.app-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.app-content h4 {
    color: #333;
    font-weight: 600;
    margin-bottom: 1rem;
}

.app-rating {
    margin-bottom: 1rem;
}

.rating-stars {
    color: #ffc107;
    font-size: 1.2rem;
    margin-right: 0.5rem;
}

.rating-text {
    color: #666;
    font-size: 0.9rem;
}

.app-description {
    color: #666;
    margin-bottom: 1.5rem;
    flex: 1;
}

.app-features {
    margin-bottom: 1.5rem;
}

.feature-tag {
    display: inline-block;
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    margin: 0.25rem;
    font-weight: 500;
}

.app-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #666;
    font-size: 0.9rem;
}

.stat .material-icons {
    font-size: 1.2rem;
    color: #667eea;
}

.app-actions {
    display: flex;
    gap: 1rem;
    margin-top: auto;
}

.app-actions .btn {
    flex: 1;
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.stat-item {
    text-align: center;
    padding: 2rem;
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Contact Section */
.contact-item {
    padding: 1.5rem;
}

.contact-icon {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.contact-item h5 {
    color: #333;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-item a {
    color: #667eea;
    text-decoration: none;
}

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

.contact-social {
    margin-top: 2rem;
}

/* Footer */
.footer {
    background: #2c3e50 !important;
}

.footer-brand {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-end;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-divider {
    border-color: rgba(255, 255, 255, 0.2);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Custom Buttons */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-outline-light {
    border-radius: 50px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(76, 175, 80, 0.3);
}

.btn-outline-primary {
    border-color: #667eea;
    color: #667eea;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: #667eea;
    border-color: #667eea;
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .yuyu-title {
        font-size: 2.5rem;
    }
    
    .yuyu-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .app-actions {
        flex-direction: column;
    }
    
    .footer-links {
        align-items: flex-start;
        margin-top: 2rem;
    }
    
    .app-stats {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}