/* 
 * 皇冠棋牌竞技网 - 主样式表
 * 独特的深紫金配色方案
 * 移动端优先响应式设计
 */

:root {
    --primary-dark: #1a0a2e;
    --primary-purple: #2d1b4e;
    --accent-gold: #d4af37;
    --accent-copper: #b87333;
    --text-light: #f5f5f5;
    --text-muted: #a8a8a8;
    --card-bg: #251540;
    --success-green: #28a745;
    --danger-red: #dc3545;
    --border-gold: rgba(212, 175, 55, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

/* 容器布局 */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 导航栏 - 非sticky */
.main-nav {
    background: rgba(26, 10, 46, 0.95);
    border-bottom: 2px solid var(--border-gold);
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-area img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-copper));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav-menu a:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
}

.cta-btn {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
    color: var(--primary-dark) !important;
    font-weight: 700;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px !important;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: 2px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 0.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 3rem 1rem;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

.hero-title span {
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-copper));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    color: var(--text-muted);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 1rem 0;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--accent-gold);
    text-decoration: none;
}

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

/* 内容区块 */
.section {
    padding: 4rem 0;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-copper));
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* 游戏卡片网格 */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.game-card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-gold);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.game-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.2);
}

.game-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.game-card-content {
    padding: 1.5rem;
}

.game-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--accent-gold);
}

.game-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.game-card .btn-link {
    display: inline-block;
    color: var(--accent-gold);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.game-card .btn-link:hover {
    color: var(--accent-copper);
}

/* 特色区块 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--border-gold);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.feature-item h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--accent-gold);
}

/* 关于我们 */
.about-section {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 3rem;
    margin: 2rem 0;
    border: 1px solid var(--border-gold);
}

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

.about-text p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

/* 支付方式 */
.payment-section {
    background: rgba(37, 21, 64, 0.8);
    padding: 3rem;
    border-radius: 20px;
    margin: 2rem 0;
}

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

.payment-item {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-gold);
}

.payment-item img {
    height: 50px;
    margin-bottom: 1rem;
}

.payment-item.highlight {
    border-color: var(--accent-gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
}

/* 牌照区域 */
.license-section {
    text-align: center;
    padding: 3rem;
    background: var(--card-bg);
    border-radius: 20px;
    margin: 2rem 0;
}

.license-badge {
    max-width: 200px;
    margin: 2rem auto;
}

.license-info {
    background: rgba(212, 175, 55, 0.1);
    padding: 1.5rem;
    border-radius: 12px;
    margin-top: 1.5rem;
}

/* FAQ区域 */
.faq-section {
    margin: 3rem 0;
}

.faq-item {
    background: var(--card-bg);
    margin-bottom: 1rem;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-gold);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--accent-gold);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
}

/* 评论区域 */
.reviews-section {
    margin: 3rem 0;
}

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

.review-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-gold);
}

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

.reviewer-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.reviewer-info h4 {
    color: var(--accent-gold);
    margin-bottom: 0.25rem;
}

.reviewer-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.review-stars {
    color: var(--accent-gold);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.review-content {
    color: var(--text-muted);
    font-style: italic;
}

.review-date {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 客服区域 */
.support-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.support-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--border-gold);
}

.support-card img {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
}

/* 负责任游戏 */
.responsible-section {
    background: linear-gradient(135deg, #2d1b4e, #1a0a2e);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    border: 2px solid var(--danger-red);
}

.responsible-section h2 {
    color: var(--danger-red);
}

.responsible-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.responsible-item {
    background: rgba(220, 53, 69, 0.1);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
}

/* 页脚 */
.main-footer {
    background: rgba(26, 10, 46, 0.98);
    border-top: 2px solid var(--border-gold);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

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

.footer-col h4 {
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

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

.footer-col li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

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

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-gold);
    transition: all 0.3s;
}

.footer-social a:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
}

.footer-bottom {
    border-top: 1px solid var(--border-gold);
    padding-top: 2rem;
    text-align: center;
}

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

.footer-badges img {
    height: 50px;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 标签页面 */
.tags-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
}

.tag-item {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-gold);
    transition: all 0.3s;
}

.tag-item:hover {
    border-color: var(--accent-gold);
    transform: scale(1.05);
}

.tag-item a {
    color: var(--accent-gold);
    text-decoration: none;
    font-weight: 600;
}

/* APP下载页面 */
.app-section {
    text-align: center;
    padding: 4rem 2rem;
}

.app-preview {
    max-width: 100%;
    border-radius: 20px;
    margin: 2rem 0;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.download-btns {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
    color: var(--primary-dark);
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
}

/* 内页样式 */
.article-content {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 20px;
    margin: 2rem 0;
    border: 1px solid var(--border-gold);
}

.article-content h2 {
    color: var(--accent-gold);
    margin: 2rem 0 1rem;
    font-size: 1.5rem;
}

.article-content h3 {
    color: var(--accent-copper);
    margin: 1.5rem 0 1rem;
    font-size: 1.2rem;
}

.article-content p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.article-content ul, .article-content ol {
    margin: 1rem 0 1.5rem 2rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content img {
    max-width: 100%;
    border-radius: 12px;
    margin: 1.5rem 0;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.article-content th, .article-content td {
    padding: 1rem;
    border: 1px solid var(--border-gold);
    text-align: left;
}

.article-content th {
    background: rgba(212, 175, 55, 0.2);
    color: var(--accent-gold);
}

/* 作者信息 */
.author-box {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: rgba(212, 175, 55, 0.1);
    padding: 2rem;
    border-radius: 16px;
    margin: 2rem 0;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    flex-shrink: 0;
}

.author-info h4 {
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.author-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        background: var(--card-bg);
        padding: 1rem;
        border-radius: 12px;
        margin-top: 1rem;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-section {
        min-height: 50vh;
    }
    
    .about-section, .article-content {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .section {
        padding: 2.5rem 0;
    }
    
    .games-grid, .features-grid, .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .author-box {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .download-btns {
        flex-direction: column;
        align-items: center;
    }
}

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

/* 懒加载图片占位 */
img[loading="lazy"] {
    background: var(--card-bg);
}

/* 打印样式 */
@media print {
    .main-nav, .main-footer, .cta-btn {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}