/* Global Styles */
:root {
    --primary-color: #4a90e2;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f5f6fa;
    --dark-bg: #2c3e50;
    --success-color: #2ecc71;
    --warning-color: #f1c40f;
    --error-color: #e74c3c;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Language Selector */
.language-selector {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: white;
    padding: 8px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.language-selector select {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
}

/* Header Styles */
header {
    background-color: var(--dark-bg);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 100;
}

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

.logo {
    font-size: 24px;
    font-weight: bold;
    color: white;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Breadcrumb Navigation */
.breadcrumb {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 14px;
    position: relative;
    z-index: 100;
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb span {
    color: var(--secondary-color);
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    flex: 1;
}

/* Game Container */
.game-container {
    width: 100%;
    height: calc(100vh - 120px); /* 减去头部和底部的高度 */
    margin: 0 auto;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    position: relative;
}

.game-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    position: absolute;
    top: 0;
    left: 0;
}

.fullscreen-btn {
    position: absolute;
    bottom: 20px;
    right: 20px;
    z-index: 100;
    background-color: var(--primary-color);
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

.fullscreen-btn:hover {
    background-color: darken(var(--primary-color), 10%);
}

/* 全屏模式下的游戏容器 */
.game-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    border-radius: 0;
}

/* Section Styles */
.section {
    margin: 40px 0;
    padding: 10px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.section h2 {
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-size: 24px;
}

.section p {
    margin-bottom: 15px;
    line-height: 1.8;
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

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

/* Button Styles */
.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: darken(var(--primary-color), 10%);
}

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

.btn-accent {
    background-color: var(--accent-color);
}

/* Footer Styles */
footer {
    background-color: var(--dark-bg);
    color: white;
    padding: 40px 0;
    margin-top: 60px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

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

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

.footer-section a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .game-container {
        height: calc(100vh - 100px);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.p-20 {
    padding: 20px;
}

/* Game Controls */
.game-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.control-item {
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

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

/* Reviews Section */
.reviews {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.review-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.review-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
}

.review-author {
    font-weight: bold;
    color: var(--secondary-color);
}

.review-date {
    font-size: 14px;
    color: #666;
}

.review-content {
    line-height: 1.6;
}

.review-rating {
    color: var(--warning-color);
    margin-top: 10px;
}

/* News Section */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.news-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.news-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-content {
    padding: 20px;
}

.news-date {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
}

.news-title {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 18px;
}

.news-excerpt {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

/* Support Section */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.support-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.support-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.support-title {
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.support-description {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

/* Community Section */
.community-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.community-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.community-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.community-icon {
    width: 40px;
    height: 40px;
    margin-right: 15px;
    color: var(--primary-color);
}

.community-title {
    color: var(--secondary-color);
    font-size: 18px;
}

.community-description {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.community-stats {
    display: flex;
    justify-content: space-between;
    color: #666;
    font-size: 14px;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.feature-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature-title {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 18px;
}

.feature-description {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    margin-top: 15px;
}

.feature-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.feature-list li:before {
    content: "✓";
    color: var(--success-color);
    position: absolute;
    left: 0;
}

/* Loading States */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--light-bg);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error States */
.error-message {
    background-color: var(--error-color);
    color: white;
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    text-align: center;
}

/* Success States */
.success-message {
    background-color: var(--success-color);
    color: white;
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    text-align: center;
}

/* Warning States */
.warning-message {
    background-color: var(--warning-color);
    color: var(--secondary-color);
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    text-align: center;
}

/* Print Styles */
@media print {
    .language-selector,
    .nav-links,
    .btn,
    footer {
        display: none;
    }
    
    body {
        background: white;
    }
    
    .section {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    a {
        text-decoration: none;
        color: var(--text-color);
    }
    
    .game-container {
        border: 1px solid #ddd;
    }
}