/* 全局样式 */
:root {
    --primary-color: #6c5ce7;
    --secondary-color: #a29bfe;
    --background-color: #f8f9fa;
    --text-color: #2d3436;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --gradient: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* 导航栏样式 */
header {
    background-color: white;
    box-shadow: var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

/* 英雄区域样式 */
.hero {
    background: var(--gradient);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
}

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

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* 游戏区域样式 */
.game-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    margin: 0;
    color: var(--text-color);
}

.view-all {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.game-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s;
}

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

.game-thumb {
    position: relative;
    padding-top: 75%;
}

.game-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(108, 92, 231, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

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

.play-now {
    padding: 0.8rem 1.5rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 25px;
    font-weight: bold;
    transform: translateY(20px);
    transition: transform 0.3s;
}

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

.game-info {
    padding: 1rem;
}

.game-info h3 {
    margin: 0 0 0.5rem 0;
    color: var(--text-color);
}

.game-tag {
    display: inline-block;
    padding: 0.2rem 0.8rem;
    background: var(--secondary-color);
    color: white;
    border-radius: 15px;
    font-size: 0.9rem;
}

/* 页脚样式 */
footer {
    background: white;
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.footer-info {
    max-width: 300px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid #eee;
    text-align: center;
    color: #666;
}

/* 移动端菜单 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: white;
    padding: 1rem;
    box-shadow: var(--card-shadow);
    transform: translateY(-100%);
    transition: transform 0.3s;
}

.mobile-menu.active {
    transform: translateY(0);
}

.mobile-menu a {
    display: block;
    padding: 0.8rem;
    text-decoration: none;
    color: var(--text-color);
    border-bottom: 1px solid #eee;
}

.mobile-menu a:last-child {
    border-bottom: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .mobile-menu {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .game-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}

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

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