/* CSS变量定义 - 主题色方案 */
:root {
    --primary-color: #e1d6dd;
    --secondary-color: #8e8992;
    --accent-color: #906e6d;
    --light-accent: #d2b7b2;
    --text-dark: #2c2c2c;
    --text-light: #666;
    --white: #ffffff;
    --background-light: #fafafa;
    --border-color: #e0e0e0;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--light-accent));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    --border-radius: 8px;
    --border-radius-large: 16px;
    --transition: all 0.3s ease;
    --font-primary: 'Noto Sans SC', sans-serif;
    --font-secondary: 'Noto Serif SC', serif;
}

/* 基础重置和全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* 头部导航样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1.2rem;
    transition: var(--transition);
}

.nav-logo:hover {
    color: var(--accent-color);
}

.logo-icon {
    width: 32px;
    height: 32px;
    margin-right: 10px;
    border-radius: 4px;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-2px);
}

.nav-link i {
    font-size: 0.9rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle .bar {
    width: 25px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* 英雄区样式 */
.hero-section {
    padding: 120px 0 80px;
    background: var(--gradient-primary);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: 3.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius-large);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.hero-info:hover {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.version-info, .release-info, .size-info {
    text-align: center;
}

.version-label, .release-label, .size-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.version-number, .release-date, .size-number {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-color);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.primary-btn, .secondary-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.primary-btn {
    background: var(--gradient-secondary);
    color: var(--white);
    box-shadow: var(--shadow-medium);
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.secondary-btn {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.secondary-btn:hover {
    background: var(--accent-color);
    color: var(--white);
    transform: translateY(-2px);
}

.hero-image {
    position: relative;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-heavy);
    transition: var(--transition);
}

.hero-img:hover {
    transform: scale(1.05);
}

/* 通用区块样式 */
.section-title {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-secondary);
    border-radius: 2px;
}

/* 游戏介绍区样式 */
.about-section {
    padding: 80px 0;
    background: var(--background-light);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text h3 {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.8;
}

.feature-list {
    list-style: none;
    margin-top: 1rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-list i {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-weight: 500;
}

/* 游戏截图画廊样式 */
.gallery-section {
    padding: 80px 0;
}

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

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
}

.gallery-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.1);
}

.gallery-overlay i {
    color: var(--white);
    font-size: 2rem;
}

/* 懒加载图片样式 */
.lazy-load {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy-load.loaded {
    opacity: 1;
}

/* 最新动态样式 */
.news-section {
    padding: 80px 0;
    background: var(--background-light);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.news-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border-left: 4px solid var(--accent-color);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.news-date {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.news-title {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.news-excerpt {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.news-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
}

.news-link:hover {
    color: var(--secondary-color);
    gap: 10px;
}

.news-link::after {
    content: '→';
    transition: var(--transition);
}

/* 用户评价样式 */
.reviews-section {
    padding: 80px 0;
}

.reviews-stats {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 3rem;
    align-items: center;
}

.rating-summary {
    text-align: center;
    background: var(--gradient-primary);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.rating-score {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.rating-stars {
    color: #ffc107;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.rating-count {
    color: var(--text-light);
    font-size: 0.9rem;
}

.rating-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tag {
    background: var(--gradient-secondary);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: var(--shadow-light);
}

.reviews-carousel {
    position: relative;
    margin-bottom: 2rem;
}

.review-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
    display: none;
    border-left: 4px solid var(--accent-color);
}

.review-card.active {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

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

.review-stars {
    color: #ffc107;
    margin-bottom: 1rem;
}

.review-text {
    font-style: italic;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.review-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
}

.review-date {
    color: var(--text-light);
    font-size: 0.9rem;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: var(--gradient-secondary);
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-light);
}

.carousel-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-medium);
}

/* 版本历史样式 */
.versions-section {
    padding: 80px 0;
    background: var(--background-light);
}

.versions-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.version-item {
    background: var(--white);
    margin-bottom: 2rem;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    position: relative;
}

.version-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.version-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--gradient-secondary);
    color: var(--white);
    padding: 8px 16px;
    border-bottom-left-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 600;
}

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: var(--gradient-primary);
    border-bottom: 1px solid var(--border-color);
}

.version-title {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    color: var(--text-dark);
    margin: 0;
}

.version-date {
    color: var(--text-light);
    font-weight: 500;
}

.version-details {
    padding: 2rem;
}

.version-size, .version-platform {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.version-changelog {
    list-style: none;
    margin: 1.5rem 0;
}

.version-changelog li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.version-changelog li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.version-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gradient-secondary);
    color: var(--white);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    margin-top: 1rem;
}

.version-download:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* 常见问题样式 */
.faq-section {
    padding: 80px 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 1rem;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-medium);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    cursor: pointer;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.faq-question h3 {
    font-family: var(--font-secondary);
    font-size: 1.2rem;
    color: var(--text-dark);
    margin: 0;
}

.faq-question i {
    color: var(--accent-color);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 1.5rem 2rem;
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

/* 页脚样式 */
.footer {
    background: var(--gradient-secondary);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.contact-info p {
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
}

.contact-info a {
    color: var(--white);
    text-decoration: none;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--white);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

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

.legal-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.legal-links a:hover {
    color: var(--white);
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: var(--gradient-secondary);
    color: var(--white);
    cursor: pointer;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

/* 响应式设计 */
@media (max-width: 768px) {
    /* 导航菜单 */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding: 2rem 0;
        transition: var(--transition);
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -8px);
    }

    /* 英雄区 */
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-info {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        justify-content: center;
    }

    /* 关于我们 */
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* 评价统计 */
    .reviews-stats {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .rating-tags {
        justify-content: center;
    }

    /* 页脚 */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

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

    /* 通用调整 */
    .section-title {
        font-size: 2rem;
    }

    .container {
        padding: 0 15px;
    }

    /* 按钮调整 */
    .primary-btn, .secondary-btn {
        flex: 1;
        justify-content: center;
        min-width: 0;
    }
}

@media (max-width: 480px) {
    /* 更小屏幕的特殊调整 */
    .hero-title {
        font-size: 2rem;
    }

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

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .news-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item {
        margin-bottom: 1rem;
    }

    .carousel-controls {
        gap: 0.5rem;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

    .version-header {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .faq-question {
        padding: 1rem 1.5rem;
    }

    .faq-answer {
        padding: 0 1.5rem;
    }

    .faq-item.active .faq-answer {
        padding: 1rem 1.5rem;
    }
}

/* 加载动画 */
@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-light);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* 选择文本样式 */
::selection {
    background: var(--accent-color);
    color: var(--white);
}

/* 焦点样式 */
button:focus,
a:focus,
input:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* 打印样式 */
@media print {
    .header,
    .back-to-top,
    .carousel-controls {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero-section,
    .about-section,
    .gallery-section,
    .news-section,
    .reviews-section,
    .versions-section,
    .faq-section {
        page-break-inside: avoid;
    }
}