/* 全局样式 */
:root {
    --primary-color: #7e57c2;
    --primary-light: #b085f5;
    --primary-dark: #4d2c91;
    --secondary-color: #ff9800;
    --dark-bg: #121212;
    --card-bg: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-radius: 12px;
    --transition: all 0.3s ease;
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

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

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* 容器布局 */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo i {
    font-size: 2rem;
    color: var(--primary-light);
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary-light), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.main-nav a {
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 500;
    transition: var(--transition);
}

.main-nav a:hover, .main-nav a.active {
    background-color: rgba(126, 87, 194, 0.2);
    color: var(--primary-light);
}

/* 内容区域 */
.content {
    flex: 1;
    padding: 40px 0;
}

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

.game-section h2 {
    font-size: 2rem;
    margin-bottom: 24px;
    position: relative;
    display: inline-block;
}

.game-section h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), transparent);
    border-radius: 2px;
}

/* 游戏卡片网格 */
.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.game-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.game-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.game-card.featured {
    grid-column: span 2;
}

.game-thumb {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.game-card.featured .game-thumb {
    height: 300px;
}

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

.game-card:hover .game-thumb img {
    transform: scale(1.05);
}

.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 20px;
    opacity: 0;
    transition: var(--transition);
}

.game-card:hover .game-overlay {
    opacity: 1;
}

.play-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    transform: translateY(20px);
}

.game-card:hover .play-btn {
    transform: translateY(0);
}

.play-btn:hover {
    background-color: var(--primary-dark);
}

.game-info {
    padding: 20px;
}

.game-info h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.game-info p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.game-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category {
    background-color: rgba(126, 87, 194, 0.2);
    color: var(--primary-light);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.rating {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--secondary-color);
    font-weight: 600;
}

/* 趋势游戏部分 */
.trending {
    background-color: rgba(126, 87, 194, 0.05);
    padding: 40px;
    border-radius: var(--border-radius);
    margin: 40px 0;
}

.game-slider {
    overflow: hidden;
}

.trending-games {
    display: flex;
    gap: 20px;
}

.trending-game {
    min-width: 300px;
    text-align: center;
}

.trending-game img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
}

/* 页脚样式 */
.main-footer {
    background-color: var(--card-bg);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    padding: 40px 0 0;
    margin-top: 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    padding: 0 20px;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary-light);
}

.footer-section p {
    color: var(--text-secondary);
}

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

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

.footer-section ul li a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

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

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

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .game-card.featured {
        grid-column: span 1;
    }
    
    .game-card.featured .game-thumb {
        height: 200px;
    }
    
    .main-header {
        flex-direction: column;
        gap: 20px;
    }
    
    .trending {
        padding: 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}