/* ==========================================
   CSS 变量定义
   ========================================== */
:root {
    --color-primary: #060b0f;
    --color-secondary: #cfdbe0;
    --color-accent-1: #6e8fa5;
    --color-accent-2: #58748c;
    --color-white: #ffffff;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: #e0e0e0;
    --color-bg-light: #f8f9fa;
    
    --font-family: 'Noto Sans SC', sans-serif;
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    
    --header-height: 80px;
}

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

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

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

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

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

ul, ol {
    list-style: none;
}

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

/* ==========================================
   通用组件
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--color-primary);
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-1), var(--color-accent-2));
    border-radius: 2px;
}

.section-title i {
    margin-right: 0.5rem;
    color: var(--color-accent-1);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 14px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

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

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

.btn-secondary:hover {
    background: var(--color-accent-1);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-download {
    font-size: 1.2rem;
    padding: 16px 40px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(110, 143, 165, 0.7);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(110, 143, 165, 0);
    }
}

/* ==========================================
   返回顶部按钮
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

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

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

/* ==========================================
   页面头部
   ========================================== */
.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 999;
    height: var(--header-height);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
}

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

.logo:hover {
    color: var(--color-accent-1);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: nowrap;
}

.nav-menu a {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 500;
    color: var(--color-text);
    padding: 8px 10px;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 0.9rem;
    white-space: nowrap;
}

.nav-menu a:hover {
    color: var(--color-accent-1);
    background: var(--color-bg-light);
}

.nav-menu a i {
    font-size: 0.85rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 25px;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

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

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

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

/* ==========================================
   英雄区
   ========================================== */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-2) 100%);
    color: var(--color-white);
    padding: 4rem 0 3rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    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;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
}

.meta-item i {
    color: var(--color-secondary);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 500;
}

.feature-tag i {
    color: var(--color-secondary);
}

/* ==========================================
   新闻动态区
   ========================================== */
.news-section {
    padding: 5rem 0;
    background: var(--color-bg-light);
}

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

.news-card {
    background: var(--color-white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.news-date {
    color: var(--color-accent-1);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.news-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.news-content {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent-1);
    font-weight: 600;
    transition: var(--transition);
}

.news-link:hover {
    color: var(--color-accent-2);
    gap: 1rem;
}

/* ==========================================
   媒体画廊区
   ========================================== */
.gallery-section {
    padding: 5rem 0;
}

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

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
}

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

.gallery-item:hover img {
    filter: brightness(0.8);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(6, 11, 15, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

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

/* 图片模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    animation: zoomIn 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 30px;
    right: 50px;
    color: var(--color-white);
    font-size: 3rem;
    font-weight: 300;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--color-accent-1);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes zoomIn {
    from { transform: scale(0.8); }
    to { transform: scale(1); }
}

/* ==========================================
   用户评价区
   ========================================== */
.reviews-section {
    padding: 5rem 0;
    background: var(--color-bg-light);
}

.reviews-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.rating-summary {
    text-align: center;
}

.rating-score {
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-accent-1);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.rating-stars {
    font-size: 1.5rem;
    color: #ffc107;
    margin-bottom: 0.5rem;
}

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

.rating-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    align-items: center;
    justify-content: center;
}

.rating-tags .tag {
    padding: 8px 20px;
    background: var(--color-bg-light);
    color: var(--color-accent-2);
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
}

.reviews-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.reviews-container {
    overflow: hidden;
    border-radius: 12px;
}

.review-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    display: none;
}

.review-card:first-child {
    display: block;
}

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

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

.reviewer-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.reviewer-name {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.3rem;
}

.review-stars {
    color: #ffc107;
    font-size: 0.9rem;
}

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

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

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    background: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-accent-1);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--color-accent-1);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.prev-btn {
    left: -60px;
}

.next-btn {
    right: -60px;
}

/* ==========================================
   游戏攻略区
   ========================================== */
.strategy-section {
    padding: 5rem 0;
}

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

.filter-btn {
    padding: 10px 24px;
    border-radius: 25px;
    background: var(--color-bg-light);
    color: var(--color-text);
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    color: var(--color-white);
}

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

.strategy-card {
    background: var(--color-white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid var(--color-accent-1);
}

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

.strategy-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.strategy-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.strategy-desc {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.strategy-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.difficulty,
.recommend {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent-2);
}

.recommend {
    color: #ffc107;
}

/* ==========================================
   章节介绍区
   ========================================== */
.chapters-section {
    padding: 5rem 0;
    background: var(--color-bg-light);
}

.chapters-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.chapters-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-accent-1);
}

.chapter-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 3rem;
}

.chapter-marker {
    position: absolute;
    left: 20px;
    top: 0;
    width: 22px;
    height: 22px;
    background: var(--color-accent-1);
    border: 4px solid var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.chapter-content {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.chapter-content:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.chapter-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.chapter-badge.main {
    background: var(--color-accent-1);
    color: var(--color-white);
}

.chapter-badge.character {
    background: var(--color-accent-2);
    color: var(--color-white);
}

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

.chapter-desc {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.chapter-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

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

.emotion-tag {
    padding: 4px 12px;
    border-radius: 12px;
    font-weight: 500;
}

.emotion-tag.warm {
    background: #fff3e0;
    color: #e65100;
}

.emotion-tag.tense {
    background: #ffebee;
    color: #c62828;
}

.emotion-tag.deep {
    background: #e8eaf6;
    color: #283593;
}

.emotion-tag.important {
    background: #fff9c4;
    color: #f57f17;
}

.emotion-tag.varied {
    background: #f3e5f5;
    color: #6a1b9a;
}

/* ==========================================
   版本历史区
   ========================================== */
.versions-section {
    padding: 5rem 0;
}

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

.version-card {
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
    overflow: hidden;
    transition: var(--transition);
}

.version-card:hover {
    box-shadow: var(--shadow-md);
}

.version-header {
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    color: var(--color-white);
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.version-number {
    font-size: 1.8rem;
    font-weight: 700;
}

.version-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    opacity: 0.95;
}

.version-info {
    padding: 2rem;
}

.version-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.version-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.version-meta i {
    color: var(--color-accent-1);
}

.version-updates h4 {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.version-updates ul {
    margin-bottom: 2rem;
}

.version-updates li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 0.5rem 0;
    color: var(--color-text);
    line-height: 1.6;
}

.version-updates li i {
    color: var(--color-accent-1);
    margin-top: 0.2rem;
}

/* ==========================================
   常见问题区
   ========================================== */
.faq-section {
    padding: 5rem 0;
    background: var(--color-bg-light);
}

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

.faq-item {
    background: var(--color-white);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.faq-question {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 2rem;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--color-accent-1);
}

.faq-question i {
    color: var(--color-accent-1);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 2rem 1.5rem 4rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ==========================================
   页脚
   ========================================== */
.footer {
    background: var(--color-primary);
    color: var(--color-secondary);
    padding: 4rem 0 2rem;
}

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

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

.footer-section p {
    line-height: 1.7;
    opacity: 0.9;
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-section a {
    color: var(--color-secondary);
    transition: var(--transition);
}

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

.footer-partners {
    margin-bottom: 2rem;
    text-align: center;
}

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

.partners-list {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    opacity: 0.9;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(207, 219, 224, 0.2);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.disclaimer {
    font-size: 0.9rem;
}

/* ==========================================
   响应式布局 - 平板
   ========================================== */
@media (max-width: 968px) {
    :root {
        --header-height: 70px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* 头部导航 - 在平板上显示汉堡菜单 */
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--color-white);
        flex-direction: column;
        justify-content: flex-start;
        padding: 2rem;
        gap: 0;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-md);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-menu a {
        width: 100%;
        padding: 1rem;
        justify-content: flex-start;
        font-size: 1rem;
    }
    
    .nav-menu a i {
        font-size: 1rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-meta {
        gap: 1rem;
    }
    
    .meta-item {
        font-size: 0.9rem;
        padding: 6px 12px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .news-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .strategy-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .prev-btn {
        left: -50px;
    }
    
    .next-btn {
        right: -50px;
    }
    
    .chapters-timeline::before {
        left: 20px;
    }
    
    .chapter-item {
        padding-left: 60px;
    }
    
    .chapter-marker {
        left: 10px;
    }
}

/* ==========================================
   响应式布局 - 手机
   ========================================== */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }
    
    html {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
    
    /* 头部导航 */
    .logo {
        font-size: 1.1rem;
    }
    
    .logo img {
        width: 32px;
        height: 32px;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--color-white);
        flex-direction: column;
        justify-content: flex-start;
        padding: 2rem;
        gap: 0;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-md);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-menu a {
        width: 100%;
        padding: 1rem;
        justify-content: flex-start;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* 英雄区 */
    .hero {
        padding: 3rem 0 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-meta {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .meta-item {
        width: 100%;
        justify-content: center;
    }
    
    .hero-features {
        gap: 0.8rem;
    }
    
    .feature-tag {
        font-size: 0.85rem;
        padding: 6px 16px;
    }
    
    .btn-download {
        font-size: 1.1rem;
        padding: 14px 32px;
    }
    
    /* 通用区块 */
    .news-section,
    .gallery-section,
    .reviews-section,
    .strategy-section,
    .chapters-section,
    .versions-section,
    .faq-section {
        padding: 3rem 0;
    }
    
    .news-grid,
    .gallery-grid,
    .strategy-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* 评价区 */
    .reviews-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .rating-tags {
        justify-content: center;
    }
    
    .prev-btn,
    .next-btn {
        display: none;
    }
    
    .review-card {
        padding: 1.5rem;
    }
    
    .review-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    /* 攻略区 */
    .strategy-filter {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    /* 章节区 */
    .chapters-timeline::before {
        display: none;
    }
    
    .chapter-item {
        padding-left: 0;
        margin-bottom: 2rem;
    }
    
    .chapter-marker {
        display: none;
    }
    
    .chapter-content {
        padding: 1.5rem;
    }
    
    .chapter-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* 版本区 */
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.5rem;
    }
    
    .version-number {
        font-size: 1.5rem;
    }
    
    .version-info {
        padding: 1.5rem;
    }
    
    .version-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* FAQ区 */
    .faq-question {
        padding: 1.2rem 1.5rem;
        font-size: 1rem;
    }
    
    .faq-answer p {
        padding: 0 1.5rem 1.2rem 3.5rem;
    }
    
    /* 页脚 */
    .footer {
        padding: 3rem 0 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .partners-list {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    /* 返回顶部 */
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    /* 模态框 */
    .modal-close {
        top: 20px;
        right: 20px;
        font-size: 2rem;
    }
}

/* ==========================================
   超小屏幕优化
   ========================================== */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.7rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .news-card,
    .strategy-card,
    .chapter-content,
    .version-info,
    .review-card {
        padding: 1.2rem;
    }
}