/* 全局样式重置与基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #1a237e;
    --secondary-blue: #0d47a1;
    --accent-gold: #ffd700;
    --dark-bg: #0a1929;
    --light-text: #ffffff;
    --gray-text: #b0bec5;
    --card-bg: #1e3a5f;
    --hover-gold: #ffed4e;
}

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

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--secondary-blue) 100%);
    color: var(--light-text);
    line-height: 1.8;
    min-height: 100vh;
    overflow-x: hidden;
}

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

a {
    color: var(--accent-gold);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--hover-gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

/* 导航栏样式（非sticky） */
.header-nav {
    background: rgba(26, 35, 126, 0.95);
    padding: 1.2rem 0;
    border-bottom: 2px solid var(--accent-gold);
    position: relative;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
}

.site-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-gold);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

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

.main-nav a {
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.main-nav a:hover {
    background: rgba(255, 215, 0, 0.2);
    transform: translateY(-2px);
}

.cta-button {
    background: linear-gradient(135deg, var(--accent-gold) 0%, #ffa000 100%);
    color: var(--primary-blue) !important;
    padding: 0.8rem 2rem;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(255, 215, 0, 0.6);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: var(--accent-gold);
    border: none;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--primary-blue);
}

/* 主容器 */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero横幅区域 */
.hero-section {
    position: relative;
    margin: 2rem 0 4rem;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.6) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8);
    color: var(--accent-gold);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

/* 视频模块 */
.video-section {
    margin: 4rem 0;
    padding: 3rem;
    background: rgba(30, 58, 95, 0.6);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--accent-gold);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.video-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.video-thumbnail {
    width: 100%;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.video-thumbnail:hover {
    transform: scale(1.02);
}

/* 卡片网格布局 */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.game-card {
    background: linear-gradient(145deg, var(--card-bg) 0%, rgba(13, 71, 161, 0.8) 100%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.game-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(255, 215, 0, 0.3);
    border-color: var(--accent-gold);
}

.card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.card-content {
    padding: 2rem;
}

.card-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--accent-gold);
    font-weight: bold;
}

.card-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-text);
    margin-bottom: 1.5rem;
}

.card-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #ffa000 100%);
    color: var(--primary-blue);
    padding: 0.8rem 2rem;
    border-radius: 25px;
    font-weight: bold;
    text-align: center;
    transition: all 0.3s ease;
}

.card-button:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.5);
}

/* 内容区块 */
.content-section {
    margin: 4rem 0;
    padding: 3rem;
    background: rgba(30, 58, 95, 0.6);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.content-text {
    font-size: 1.15rem;
    line-height: 2;
    color: var(--light-text);
    margin-bottom: 1.5rem;
}

.content-text strong {
    color: var(--accent-gold);
    font-weight: bold;
}

/* 文章列表 */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.article-card {
    background: rgba(30, 58, 95, 0.8);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-gold);
}

.article-card:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 40px rgba(255, 215, 0, 0.2);
}

.article-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-gold);
}

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

/* FAQ区域 */
.faq-section {
    margin: 4rem 0;
}

.faq-item {
    background: rgba(30, 58, 95, 0.8);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
    border-left: 5px solid var(--accent-gold);
}

.faq-question {
    font-size: 1.4rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: var(--accent-gold);
}

.faq-answer {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--light-text);
}

/* 评论区域 */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.review-card {
    background: rgba(30, 58, 95, 0.8);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
    border-top: 3px solid var(--accent-gold);
}

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

.reviewer-name {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--accent-gold);
}

.reviewer-badge {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.9rem;
}

.rating-stars {
    color: var(--accent-gold);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.review-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--gray-text);
    margin-bottom: 1rem;
}

.review-date {
    font-size: 0.95rem;
    color: #78909c;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 1rem 0;
    font-size: 1rem;
}

.breadcrumb a {
    color: var(--gray-text);
}

.breadcrumb a:hover {
    color: var(--accent-gold);
}

.breadcrumb-separator {
    margin: 0 0.5rem;
    color: var(--gray-text);
}

/* 页脚 */
.site-footer {
    background: rgba(10, 25, 41, 0.95);
    margin-top: 6rem;
    padding: 4rem 2rem 2rem;
    border-top: 3px solid var(--accent-gold);
}

.footer-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

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

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: var(--gray-text);
    font-size: 1.05rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 215, 0, 0.3);
    color: var(--gray-text);
    font-size: 1rem;
}

.age-restriction {
    display: inline-block;
    background: #d32f2f;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-weight: bold;
    margin: 1rem 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-container {
        grid-template-columns: auto 1fr;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .main-container {
        padding: 1rem;
    }
    
    .content-section {
        padding: 1.5rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 加载优化 */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}