/* ===================================
   CSS变量定义
   =================================== */
:root {
    /* 主题配色 */
    --primary-color: #9a6b45;
    --secondary-color: #754f32;
    --accent-color: #bca197;
    --accent-light: #c2aaa5;
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, #9a6b45 0%, #754f32 100%);
    --gradient-accent: linear-gradient(135deg, #c2aaa5 0%, #bca197 100%);
    --gradient-dark: linear-gradient(135deg, #754f32 0%, #5a3d26 100%);
    
    /* 中性色 */
    --text-primary: #2c2c2c;
    --text-secondary: #666666;
    --text-light: #999999;
    --bg-white: #ffffff;
    --bg-light: #f8f6f4;
    --bg-dark: #2c2c2c;
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.2);
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* 过渡动画 */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 字体 */
    --font-primary: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
}

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

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

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition-fast);
}

/* ===================================
   通用容器
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   返回顶部按钮
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===================================
   头部导航
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 30px;
    padding: 5px;
}

.menu-toggle span {
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-menu a:not(.nav-download-btn):hover {
    color: var(--primary-color);
}

.nav-menu a:not(.nav-download-btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

.nav-menu a:not(.nav-download-btn):hover::after {
    width: 100%;
}

.nav-download-btn {
    background: var(--gradient-primary);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.nav-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===================================
   英雄区
   =================================== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: var(--gradient-primary);
    color: white;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(188, 161, 151, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(117, 79, 50, 0.3) 0%, transparent 50%);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    line-height: 1.2;
    text-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-family: var(--font-secondary);
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.hero-info {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.info-item i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    opacity: 0.9;
}

.info-label {
    font-size: 0.85rem;
    opacity: 0.85;
}

.info-value {
    font-size: 1.1rem;
    font-weight: 700;
}

.hero-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-base);
}

.feature-tag:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===================================
   按钮样式
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-small {
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

/* ===================================
   区块标题
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ===================================
   游戏特色区
   =================================== */
.features {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

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

.feature-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: var(--radius-xl);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================
   新闻动态区
   =================================== */
.news {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

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

.news-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-light);
}

.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.news-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
}

.news-badge-update {
    background: var(--gradient-accent);
    color: var(--text-primary);
}

.news-badge-fix {
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
}

.news-badge-feature {
    background: linear-gradient(135deg, #50c878 0%, #3d9e5f 100%);
}

.news-date {
    font-size: 0.85rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.news-title {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.news-excerpt {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-fast);
}

.news-link:hover {
    gap: 0.75rem;
}

/* ===================================
   游戏截图区
   =================================== */
.gallery {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 16 / 9;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

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

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(154, 107, 69, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
}

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

.gallery-overlay i {
    font-size: 3rem;
    color: white;
}

/* 灯箱样式 */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 2rem;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition-fast);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.lightbox-close {
    top: 2rem;
    right: 2rem;
}

.lightbox-prev {
    left: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.lightbox-prev:hover {
    transform: translateY(-50%) scale(1.1);
}

.lightbox-next:hover {
    transform: translateY(-50%) scale(1.1);
}

/* ===================================
   玩家评价区
   =================================== */
.reviews {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.reviews-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.review-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.review-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-white);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    color: var(--primary-color);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.review-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--gradient-accent);
}

.reviews-carousel {
    position: relative;
    overflow: hidden;
    padding: 1rem 0;
}

.reviews-track {
    display: flex;
    gap: 2rem;
    transition: transform var(--transition-slow);
}

.review-card {
    min-width: 100%;
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.reviewer-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.reviewer-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.reviewer-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.review-stars {
    color: #ffd700;
    font-size: 0.9rem;
}

.review-date {
    font-size: 0.85rem;
    color: var(--text-light);
}

.review-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

/* ===================================
   版本历史区
   =================================== */
.versions {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding-left: 3rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    left: -2.5rem;
    top: 0;
    width: 30px;
    height: 30px;
    background: var(--gradient-primary);
    border-radius: 50%;
    border: 4px solid var(--bg-white);
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.timeline-item:hover .timeline-content {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.version-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.version-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.version-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.version-details h4 {
    color: var(--primary-color);
    margin: 1.5rem 0 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.version-details ul {
    list-style: none;
    padding-left: 0;
}

.version-details li {
    color: var(--text-secondary);
    line-height: 1.8;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
}

.version-details li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.version-details strong {
    color: var(--text-primary);
}

/* ===================================
   游戏攻略
   =================================== */
.guide {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.guide-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border-top: 4px solid var(--primary-color);
}

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

.guide-card-highlight {
    background: linear-gradient(135deg, #fff9e6 0%, #ffffff 100%);
    border-top: 4px solid #ffa726;
}

.guide-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.guide-card-highlight .guide-icon {
    background: linear-gradient(135deg, #ffa726 0%, #ff9800 100%);
}

.guide-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.guide-desc {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.guide-tips {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

.guide-tips li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    border-bottom: 1px solid var(--bg-light);
}

.guide-tips li:last-child {
    border-bottom: none;
}

.guide-tips i {
    color: var(--primary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.guide-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
}

.guide-link:hover {
    gap: 0.75rem;
    color: var(--primary-dark);
}

.guide-link i {
    transition: var(--transition-base);
}

.guide-cta {
    background: var(--gradient-primary);
    padding: 3rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.guide-cta-content {
    display: flex;
    align-items: center;
    gap: 2rem;
    color: white;
}

.guide-cta-content > i {
    font-size: 4rem;
    opacity: 0.9;
    flex-shrink: 0;
}

.guide-cta-content h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: white;
}

.guide-cta-content p {
    color: white;
    opacity: 0.95;
    line-height: 1.6;
    margin: 0;
}

.guide-cta-content .btn {
    flex-shrink: 0;
    background: white;
    color: var(--primary-color);
    border: none;
}

.guide-cta-content .btn:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

/* ===================================
   常见问题区
   =================================== */
.faq {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

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

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

.faq-question {
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: var(--bg-white);
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question span {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.faq-question i:last-child {
    font-size: 1.25rem;
    color: var(--primary-color);
    transition: var(--transition-base);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 1000px;
}

.faq-answer p {
    padding: 0 2rem 1.5rem 2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.faq-answer p:first-child {
    padding-top: 0.5rem;
}

.faq-answer strong {
    color: var(--text-primary);
    display: block;
    margin: 0.5rem 0;
}

/* ===================================
   底部区域
   =================================== */
.footer {
    background: var(--gradient-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section p {
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 1rem;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    opacity: 0.85;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-legal {
    opacity: 0.85;
}

.footer-legal p {
    margin-bottom: 0.5rem;
}

.footer-disclaimer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.footer-links-inline {
    display: flex;
    gap: 1rem;
    align-items: center;
    opacity: 0.85;
}

.footer-links-inline a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ===================================
   响应式设计
   =================================== */

/* 平板设备 */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

/* 移动设备 */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    /* 导航栏容器 */
    .header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
    }
    
    .navbar .container {
        padding: 0 1rem;
    }
    
    /* 汉堡菜单按钮 */
    .menu-toggle {
        display: flex;
        z-index: 1002;
        position: relative;
    }
    
    /* 移动端导航菜单 */
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: white;
        flex-direction: column;
        align-items: stretch;
        padding: 80px 2rem 2rem;
        gap: 0;
        transform: translateX(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
        z-index: 1001;
        overflow-y: auto;
        box-shadow: none;
    }
    
    .nav-menu.active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--bg-light);
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
        margin-top: 1rem;
    }
    
    .nav-menu a {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        padding: 1rem 0;
        width: 100%;
        color: var(--text-primary);
        font-size: 1.1rem;
    }
    
    .nav-menu a i {
        font-size: 1.2rem;
        width: 24px;
        text-align: center;
    }
    
    .nav-download-btn {
        margin-top: 1rem;
        padding: 1rem 2rem !important;
        border-radius: var(--radius-lg);
        justify-content: center;
        width: 100%;
    }
    
    .nav-menu a::after {
        display: none;
    }
    
    /* 菜单打开时的遮罩 */
    body.menu-open {
        overflow: hidden;
    }
    
    /* 英雄区 */
    .hero {
        min-height: auto;
        padding: 7rem 0 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-info {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* 区块标题 */
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* 特色卡片 */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1.1rem;
    }
    
    .feature-card p {
        font-size: 0.9rem;
    }
    
    /* 新闻卡片 */
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    /* 游戏截图 */
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .gallery-item {
        min-height: 200px;
    }
    
    .lightbox {
        padding: 1rem;
    }
    
    .lightbox-close {
        top: 1rem;
        right: 1rem;
    }
    
    .lightbox-prev {
        left: 1rem;
    }
    
    .lightbox-next {
        right: 1rem;
    }
    
    /* 评价统计 */
    .reviews-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
    }
    
    /* 版本历史 */
    .timeline {
        padding-left: 2rem;
    }
    
    .timeline::before {
        left: 0.5rem;
    }
    
    .timeline-marker {
        left: -1.75rem;
        width: 20px;
        height: 20px;
    }
    
    .timeline-content {
        padding: 1.5rem;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .version-title {
        font-size: 1.25rem;
    }
    
    .version-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* FAQ */
    .faq-question {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .faq-answer p {
        padding: 0 1.5rem 1rem 1.5rem;
    }
    
    /* 底部 */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links-inline {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    /* 返回顶部按钮 */
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-features {
        gap: 0.5rem;
    }
    
    .feature-tag {
        font-size: 0.8rem;
        padding: 0.4rem 0.75rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1rem;
    }
    
    .feature-card p {
        font-size: 0.85rem;
    }
    
    .reviews-stats {
        grid-template-columns: 1fr;
    }
    
    .review-tags {
        gap: 0.5rem;
    }
    
    .review-tag {
        font-size: 0.85rem;
        padding: 0.4rem 0.75rem;
    }
}

/* ===================================
   页面标题区域
   =================================== */
.page-hero {
    background: var(--gradient-primary);
    color: white;
    padding: 10rem 0 4rem;
    text-align: center;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
    margin-bottom: 0.5rem;
}

.page-update {
    font-size: 0.9rem;
    opacity: 0.85;
    font-style: italic;
}

/* ===================================
   政策页面内容
   =================================== */
.policy-content {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.policy-intro {
    max-width: 900px;
    margin: 0 auto 3rem;
}

.policy-intro p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.policy-section {
    max-width: 900px;
    margin: 0 auto 3rem;
}

.policy-section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--accent-light);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.policy-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.policy-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.policy-card h4 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin: 1.5rem 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.policy-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.policy-card strong {
    color: var(--text-primary);
    font-weight: 600;
}

.policy-list {
    list-style: none;
    padding-left: 0;
    margin: 1rem 0;
}

.policy-list li {
    color: var(--text-secondary);
    line-height: 1.8;
    padding-left: 2rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.policy-list li::before {
    content: '▸';
    position: absolute;
    left: 0.5rem;
    color: var(--primary-color);
    font-weight: bold;
}

.policy-list li i {
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.policy-list li i + strong,
.policy-list li i + * {
    margin-left: 0;
}

.policy-footer {
    max-width: 900px;
    margin: 3rem auto 0;
}

.policy-footer-card {
    background: var(--gradient-accent);
    padding: 3rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.policy-footer-card i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.policy-footer-card h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.policy-footer-card p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.policy-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* 特殊通知框 */
.terms-notice,
.copyright-notice {
    background: linear-gradient(135deg, #fff3cd 0%, #fff8e1 100%);
    border-left: 5px solid #ff9800;
    padding: 2rem;
    border-radius: var(--radius-lg);
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.terms-notice i,
.copyright-notice i {
    font-size: 3rem;
    color: #ff9800;
    flex-shrink: 0;
}

.terms-notice h3,
.copyright-notice h3 {
    color: #e65100;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.terms-notice p,
.copyright-notice p {
    color: #5d4037;
    line-height: 1.8;
}

/* ===================================
   手册页面特定样式
   =================================== */
.manual-nav {
    background: var(--bg-white);
    padding: 2rem 0;
    border-bottom: 1px solid var(--accent-light);
}

.manual-toc {
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius-xl);
}

.manual-toc h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.manual-toc ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.manual-toc li a {
    display: block;
    padding: 0.75rem 1.25rem;
    background: white;
    color: var(--primary-color);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.manual-toc li a:hover {
    border-color: var(--accent-color);
    transform: translateX(5px);
}

.manual-content {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.manual-section {
    max-width: 900px;
    margin: 0 auto 4rem;
}

.manual-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 4px solid var(--accent-light);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.manual-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.manual-card h3 {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.manual-card h4 {
    font-size: 1.35rem;
    color: var(--secondary-color);
    margin: 2rem 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.manual-list {
    list-style: none;
    padding-left: 0;
}

.manual-list li {
    color: var(--text-secondary);
    line-height: 2;
    padding-left: 2rem;
    position: relative;
    margin-bottom: 0.5rem;
}

.manual-list li i {
    position: absolute;
    left: 0;
    color: var(--primary-color);
    top: 0.25rem;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.shortcut-item {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 2px solid transparent;
    transition: var(--transition-base);
}

.shortcut-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

.shortcut-key {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    min-width: 80px;
}

.shortcut-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.character-intro {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--accent-color);
}

.character-intro h4 {
    margin-top: 0;
    font-size: 1.25rem;
}

.character-note {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
    margin-top: 1.5rem;
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.resource-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.resource-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.resource-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.resource-card p {
    color: var(--text-secondary);
}

/* ===================================
   常见问题页面特定样式
   =================================== */
.faq-page {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.faq-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.category-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.category-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.category-card h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.help-contact {
    max-width: 900px;
    margin: 3rem auto 0;
}

.contact-card {
    background: var(--gradient-accent);
    padding: 3rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.contact-card i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-card h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-card p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* ===================================
   打印样式
   =================================== */
@media print {
    .header,
    .back-to-top,
    .hero-cta,
    .lightbox,
    .carousel-controls,
    .footer-social {
        display: none;
    }
    
    body {
        color: black;
        background: white;
    }
    
    .hero,
    .page-hero {
        background: none;
        color: black;
        min-height: auto;
    }
}

/* ===================================
   响应式设计 - 新页面
   =================================== */
@media (max-width: 768px) {
    .page-hero {
        padding: 7rem 0 3rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .policy-section h2 {
        font-size: 1.5rem;
    }
    
    .policy-card {
        padding: 1.5rem;
    }
    
    .policy-card h3 {
        font-size: 1.25rem;
    }
    
    .policy-footer-card {
        padding: 2rem;
    }
    
    .policy-footer-card i {
        font-size: 3rem;
    }
    
    .policy-actions {
        flex-direction: column;
    }
    
    .policy-actions .btn {
        width: 100%;
    }
    
    .manual-toc {
        padding: 1.5rem;
    }
    
    .manual-toc ul {
        grid-template-columns: 1fr;
    }
    
    .manual-card {
        padding: 1.5rem;
    }
    
    .manual-title {
        font-size: 1.75rem;
    }
    
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-categories {
        grid-template-columns: 1fr;
    }
    
    .terms-notice,
    .copyright-notice {
        flex-direction: column;
        text-align: center;
    }
    
    .terms-notice i,
    .copyright-notice i {
        font-size: 2.5rem;
    }

    /* 游戏攻略响应式 */
    .guide-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .guide-card {
        padding: 2rem;
    }

    .guide-icon {
        width: 60px;
        height: 60px;
        font-size: 1.75rem;
    }

    .guide-title {
        font-size: 1.3rem;
    }

    .guide-cta {
        padding: 2rem 1.5rem;
    }

    .guide-cta-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .guide-cta-content > i {
        font-size: 3rem;
    }

    .guide-cta-content h3 {
        font-size: 1.5rem;
    }

    .guide-cta-content .btn {
        width: 100%;
    }

    /* 文章页面响应式 */
    .article-body {
        padding: 0 1rem;
    }

    .article-intro,
    .update-card,
    .remake-card,
    .location-card,
    .character-update,
    .feature-card-large,
    .special-feature,
    .download-info {
        padding: 1.5rem;
    }

    .article-section h2 {
        font-size: 1.5rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .side-character-grid,
    .explore-grid,
    .tips-grid,
    .optimization-grid,
    .interaction-grid,
    .detail-grid,
    .comparison-grid,
    .rewards-grid,
    .steps-grid,
    .feedback-grid,
    .achievements-grid,
    .character-support-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .strategy-steps .step {
        flex-direction: column;
        gap: 1rem;
    }

    .step-number,
    .step-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .location-icon,
    .interaction-icon,
    .opt-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .explore-icon,
    .reward-icon,
    .achievement-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .remake-header,
    .location-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .new-badge {
        top: 10px;
        right: 10px;
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }

    .support-status {
        position: static;
        display: inline-block;
        margin-bottom: 1rem;
    }

    .download-buttons {
        flex-direction: column;
    }

    .download-buttons .btn-large {
        width: 100%;
    }
}

/* ===================================
   文章页面样式
   =================================== */
.article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.article-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
}

.article-badge-update {
    background: var(--gradient-accent);
    color: var(--text-primary);
}

.article-badge-fix {
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
}

.article-badge-feature {
    background: linear-gradient(135deg, #50c878 0%, #3d9e5f 100%);
}

.article-date {
    color: white;
    opacity: 0.9;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-content {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.article-body {
    max-width: 900px;
    margin: 0 auto;
}

.article-intro {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: 3rem;
    border-left: 4px solid var(--primary-color);
}

.article-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.article-section {
    margin-bottom: 3rem;
}

.article-section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--accent-light);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.update-card,
.remake-card,
.location-card,
.character-update,
.side-update-card,
.feature-card-large,
.interaction-card,
.special-feature,
.opt-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
    transition: var(--transition-base);
}

.update-card:hover,
.remake-card:hover,
.location-card:hover,
.opt-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.remake-header,
.location-header,
.feature-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--bg-light);
}

.remake-badge,
.location-badge {
    padding: 0.4rem 1rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
}

.highlight {
    border-left: 4px solid var(--primary-color);
}

.location-card.featured {
    border-left: 4px solid #ff9800;
    position: relative;
}

.location-card.new {
    position: relative;
}

.new-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.location-icon,
.interaction-icon,
.opt-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    flex-shrink: 0;
}

.intro-box,
.tips-box,
.story-box {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin: 1.5rem 0;
}

.tips-box.important {
    background: linear-gradient(135deg, #fff3cd 0%, #fff8e1 100%);
    border-left: 4px solid #ff9800;
}

.activity-card {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin: 1rem 0;
}

.side-character-grid,
.explore-grid,
.tips-grid,
.optimization-grid,
.interaction-grid,
.detail-grid,
.comparison-grid,
.rewards-grid,
.steps-grid,
.feedback-grid,
.achievements-grid,
.character-support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.explore-card,
.tip-card,
.reward-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.explore-card:hover,
.tip-card:hover,
.reward-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.explore-icon,
.reward-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.strategy-box {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin: 2rem 0;
}

.strategy-steps .step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.step-card {
    text-align: center;
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.comparison-card,
.detail-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.comparison-stats,
.support-list {
    margin-top: 1rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--bg-light);
}

.stat-value {
    color: var(--primary-color);
    font-weight: 700;
}

.interaction-card.highlight {
    border: 2px solid var(--primary-color);
}

.support-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.support-card.complete {
    border-left: 4px solid #50c878;
}

.support-card.partial {
    border-left: 4px solid #ff9800;
}

.support-card.future {
    border-left: 4px solid #9e9e9e;
}

.support-status {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
}

.support-card.complete .support-status {
    background: #e8f5e9;
    color: #2e7d32;
}

.support-card.partial .support-status {
    background: #fff3e0;
    color: #e65100;
}

.support-card.future .support-status {
    background: #f5f5f5;
    color: #616161;
}

.achievement-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.achievement-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.achievement-reward {
    display: block;
    margin-top: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.feedback-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.feedback-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.player-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.rating {
    color: #ffd700;
    font-size: 0.9rem;
}

.version-info-box {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.info-list {
    list-style: none;
    padding: 0;
}

.info-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--bg-light);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.download-info {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.download-info p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.article-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 2px solid var(--accent-light);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.article-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-light);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
}

.article-nav {
    display: flex;
    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 0.6s ease forwards;
}

/* 性能优化：减少不必要的重绘 */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    image-rendering: -webkit-optimize-contrast;
}