/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4a90d9;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --footer-bg: #2c3e50;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

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

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

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

/* 移动端菜单 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
}

/* 主横幅 */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #667eea 100%);
    color: var(--white);
    padding: 150px 0 100px;
    text-align: center;
    margin-top: 60px;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.store-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--white);
    color: var(--secondary-color);
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.store-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.store-btn svg {
    width: 24px;
    height: 24px;
}

/* 章节通用样式 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* 游戏作品 */
.games {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.game-card {
    background: var(--white);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.game-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

/* 游戏截图区域 */
.game-screenshots {
    margin: -1.5rem -1.5rem 1.5rem;
    border-radius: 16px 16px 0 0;
    overflow: hidden;
    background: #f8f9fa;
    position: relative;
}

.screenshot-track {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.screenshot-track::-webkit-scrollbar {
    display: none;
}

.screenshot-item {
    flex: 0 0 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: start;
    position: relative;
    background-size: cover;
    background-position: center;
}

.screenshot-placeholder {
    font-size: 5rem;
    opacity: 0.9;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

/* 截图指示器 */
.screenshot-indicators {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
}

.screenshot-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.screenshot-indicator.active {
    background: rgba(255, 255, 255, 0.9);
    width: 20px;
    border-radius: 3px;
}

.game-icon-large {
    font-size: 5rem;
    margin-bottom: 1rem;
}

.game-card h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.game-type {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.game-desc {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.game-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #2c3e50;
    color: var(--white);
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.btn-download:hover {
    background: #1a252f;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(44, 62, 80, 0.4);
}

.btn-download svg {
    flex-shrink: 0;
}

.view-all {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #3a7bc8;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.4);
}

/* 关于我们 */
.about {
    padding: 80px 0;
    background-color: var(--white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #555;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    padding: 2rem;
    border-radius: 12px;
    background: var(--light-bg);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature h4 {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.feature p {
    color: #666;
    font-size: 0.95rem;
}

/* 联系我们 */
.contact {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-content p {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 2rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--white);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.contact-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    color: var(--primary-color);
}

.contact-link svg {
    flex-shrink: 0;
}

/* 页脚 */
.footer {
    background-color: var(--footer-bg);
    color: var(--white);
    padding: 2rem 0;
}

.footer-content {
    text-align: center;
}

.footer-content p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer-content a {
    color: var(--white);
    text-decoration: underline;
    transition: opacity 0.3s ease;
}

.footer-content a:hover {
    opacity: 0.8;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .store-buttons {
        flex-direction: column;
        align-items: center;
    }

    .view-all {
        flex-direction: column;
        align-items: center;
    }
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}