:root {
    --primary: #00ff88;
    --secondary: #ff6b6b;
    --dark: #0a192f;
    --light: #ccd6f6;
}

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

body {
    background: var(--dark);
    color: var(--light);
    font-family: 'Segoe UI', system-ui;
    line-height: 1.6;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background: linear-gradient(45deg, #0a192fdd, #0a192faa),
                url('../game-bg.jpg') center/cover;
}

.game-title {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 4rem;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: title-glow 2s ease-in-out infinite alternate;
}

.title-icon {
    width: 80px;
    height: auto;
    filter: drop-shadow(0 0 10px var(--primary));
    transition: transform 0.3s ease;
}

.title-icon:hover {
    transform: rotate(15deg) scale(1.1);
}

@keyframes title-glow {
    from { text-shadow: 0 0 10px var(--primary); }
    to { text-shadow: 0 0 20px var(--secondary); }
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
}

.feature-card {
    background: #112240;
    padding: 2rem;
    border-radius: 1rem;
    transition: transform 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-10px);
}

.download-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.download-btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 1.5rem;
    min-width: 180px;
    background: var(--dark);
    border: 2px solid var(--primary);
    color: var(--primary);
    transition: all 0.3s ease;
}

.download-btn:hover {
    background: var(--primary);
    color: var(--dark);
    box-shadow: 0 0 15px var(--primary);
}

.download-btn i {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.download-btn small {
    font-size: 0.8rem;
    opacity: 0.8;
    margin-top: 0.3rem;
}

/* 新增轮播样式 */
.carousel {
    position: relative;
    width: 100%;
    max-width: 1200px;
    height: 500px;
    margin: 2rem auto;
    overflow: hidden;
    border-radius: 1rem;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
}

.carousel-item {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-item.active {
    opacity: 1;
}

@media (max-width: 768px) {
    .carousel {
        height: 300px;
        margin: 1rem auto;
    }
}

/* 信息卡片样式 */
.info-card {
    background: #112240;
    padding: 2rem;
    border-radius: 1rem;
    margin: 2rem auto;
    max-width: 800px;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.info-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.info-card ul {
    padding-left: 2rem;
    margin-top: 1rem;
}

/* 社区链接样式 */
.community-card {
    margin: 2rem auto;
    max-width: 600px;
}

.community-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.community-btn {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: #1a2a4a;
    border-radius: 10px;
    transition: transform 0.3s ease;
    color: #ffffff !important;  /* 新增白色文字 */
    font-weight: bold;         /* 新增文字加粗 */
}

.community-btn:hover {
    transform: translateY(-5px);
    background: var(--primary);
    color: var(--dark) !important; /* 悬停时保持对比色 */
}

/* 新增链接状态控制 */
.community-btn:active,
.community-btn:visited {
    color: #ffffff !important;
}
.community-btn i {
    font-size: 1.8rem;
    margin-right: 1rem;
}

.qq-group {
    background: #1890ff !important;
}

/* 页脚备案信息 */
.copyright-info {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(204, 214, 246, 0.1);
    margin-top: 3rem;
}

.copyright-info p {
    color: var(--primary);
    margin-bottom: 1rem;
}

.icp-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

.icp-links a {
    color: inherit;
    text-decoration: none;
}

.icp-links a:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .icp-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* 新增响应式断点 */
@media (max-width: 1200px) {
    .game-title {
        font-size: 3.5rem;
    }
}

@media (max-width: 992px) {
    .game-title {
        font-size: 3rem;
        flex-direction: column;
        text-align: center;
    }
    
    .title-icon {
        width: 60px;
    }
}

@media (max-width: 768px) {
    .game-title {
        font-size: 2.5rem;
    }
    
    .feature-grid {
        padding: 2rem 1rem;
        grid-template-columns: 1fr;
    }
    
    .download-btn {
        min-width: 160px;
        padding: 0.8rem;
    }
    
    .carousel {
        height: 300px;
    }
}

@media (max-width: 576px) {
    .hero {
        padding: 1rem;
    }
    
    .game-title {
        font-size: 2rem;
    }
    
    .download-group {
        flex-direction: column;
    }
    
    .download-btn {
        width: 100%;
    }
    
    .community-links {
        grid-template-columns: 1fr;
    }
}

/* 移动端导航优化 */
.navbar {
    display: none; /* 暂留空位 */
}

.mobile-menu {
    display: none;
}

@media (max-width: 768px) {
    .navbar {
        display: flex;
        justify-content: space-between;
        padding: 1rem;
        background: #112240;
    }
    
    .mobile-menu-btn {
        display: block;
        background: none;
        border: none;
        color: var(--primary);
        font-size: 1.5rem;
    }
}