/* 
 * PG电子游戏网站 - 全新霓虹紫金风格
 * 移动端优先响应式设计
 * 2026年SEO优化版本
 */

/* CSS变量定义 - 独特配色方案 */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gold: #ffd700;
    --accent-purple: #9b59b6;
    --dark-bg: #0a0a1a;
    --card-bg: rgba(26, 26, 46, 0.95);
    --text-primary: #ffffff;
    --text-secondary: #b8b8d1;
    --neon-glow: 0 0 20px rgba(102, 126, 234, 0.5);
    --gold-glow: 0 0 15px rgba(255, 215, 0, 0.4);
    --border-radius: 16px;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* 重置样式 */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.8;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 背景动画效果 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(155, 89, 182, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(240, 147, 251, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部导航 - 非sticky */
.site-header {
    background: linear-gradient(180deg, rgba(10, 10, 26, 0.98) 0%, rgba(10, 10, 26, 0.9) 100%);
    border-bottom: 1px solid rgba(102, 126, 234, 0.3);
    padding: 15px 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

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

.site-logo span {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 主导航 */
.main-nav {
    display: none;
}

.main-nav.active {
    display: flex;
    flex-direction: column;
    width: 100%;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 15px;
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.nav-list a {
    display: block;
    padding: 12px 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    border-radius: 10px;
    transition: var(--transition-smooth);
    background: rgba(102, 126, 234, 0.1);
}

.nav-list a:hover,
.nav-list a.active {
    background: var(--primary-gradient);
    box-shadow: var(--neon-glow);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--accent-gold);
    border-radius: 3px;
    transition: var(--transition-smooth);
}

/* CTA按钮 */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    background: var(--secondary-gradient);
    color: white;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 8px 25px rgba(245, 87, 108, 0.4);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245, 87, 108, 0.6);
}

/* Hero区域 */
.hero-section {
    position: relative;
    padding: 60px 0;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.hero-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-gold) 50%, #fff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: var(--gold-glow);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--neon-glow);
    margin: 30px auto;
    display: block;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 15px 0;
    font-size: 0.9rem;
}

.breadcrumb-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.breadcrumb-list li::after {
    content: '›';
    margin-left: 8px;
    color: var(--accent-purple);
}

.breadcrumb-list li:last-child::after {
    content: '';
}

.breadcrumb-list a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

.breadcrumb-list span {
    color: var(--accent-gold);
}

/* 游戏卡片网格 */
.games-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 40px 0;
}

.game-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition-smooth);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.game-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--neon-glow);
    border-color: rgba(102, 126, 234, 0.5);
}

.game-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.game-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.game-card:hover .game-card-image img {
    transform: scale(1.1);
}

.game-card-content {
    padding: 20px;
}

.game-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--accent-gold);
}

.game-card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 内容区块 */
.content-section {
    padding: 50px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

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

.section-desc {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* 特色区块 */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.feature-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(155, 89, 182, 0.2);
    transition: var(--transition-smooth);
}

.feature-item:hover {
    border-color: var(--accent-purple);
    box-shadow: 0 0 30px rgba(155, 89, 182, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--accent-gold);
}

.feature-text {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* FAQ区块 */
.faq-section {
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.05) 0%, transparent 100%);
    padding: 60px 0;
}

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

.faq-item {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    overflow: hidden;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-smooth);
}

.faq-question:hover {
    background: rgba(102, 126, 234, 0.1);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent-gold);
    transition: var(--transition-smooth);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

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

.faq-answer-content {
    padding: 0 25px 25px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 评论区块 */
.reviews-section {
    padding: 60px 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.review-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-gold);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.review-author {
    font-weight: 600;
    color: var(--text-primary);
}

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

.review-rating {
    color: var(--accent-gold);
    font-size: 0.9rem;
}

.review-content {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 10px;
}

.review-date {
    font-size: 0.8rem;
    color: rgba(184, 184, 209, 0.6);
}

/* 支付方式 */
.payment-section {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    margin: 40px 0;
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 25px;
}

.payment-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 12px;
}

.payment-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
}

.payment-info h4 {
    font-size: 0.95rem;
    margin-bottom: 3px;
}

.payment-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* 牌照区块 */
.license-section {
    text-align: center;
    padding: 50px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(155, 89, 182, 0.05) 100%);
}

.license-badge {
    display: inline-block;
    margin: 20px;
}

.license-badge img {
    width: 120px;
    height: auto;
    border-radius: 10px;
    box-shadow: var(--gold-glow);
}

.license-info {
    max-width: 700px;
    margin: 20px auto;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 关于我们 */
.about-section {
    padding: 60px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

.about-text {
    color: var(--text-secondary);
    line-height: 2;
}

.about-text p {
    margin-bottom: 20px;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--neon-glow);
}

/* 客服区块 */
.support-section {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    margin: 40px 0;
}

.support-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 25px;
}

.support-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(0, 191, 255, 0.1);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.support-item:hover {
    background: rgba(0, 191, 255, 0.2);
}

.support-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
}

.support-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 负责任游戏 */
.responsible-section {
    padding: 50px 0;
    border-top: 1px solid rgba(102, 126, 234, 0.2);
}

.responsible-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.responsible-item {
    padding: 25px;
    background: rgba(220, 20, 60, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(220, 20, 60, 0.3);
}

.responsible-item h4 {
    color: #ff6b6b;
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.responsible-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

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

/* 页脚 */
.site-footer {
    background: linear-gradient(180deg, var(--dark-bg) 0%, #050510 100%);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(102, 126, 234, 0.3);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--accent-gold);
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(102, 126, 234, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.footer-social a:hover {
    background: var(--primary-gradient);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(102, 126, 234, 0.2);
    text-align: center;
}

.footer-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.footer-badges img {
    height: 40px;
    width: auto;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.footer-badges img:hover {
    opacity: 1;
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.8;
}

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

/* 内页样式 */
.page-header {
    padding: 40px 0;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.1) 0%, transparent 100%);
}

.page-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-desc {
    color: var(--text-secondary);
    max-width: 700px;
}

.page-content {
    padding: 40px 0;
}

.content-block {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
}

.content-block h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--accent-gold);
}

.content-block h3 {
    font-size: 1.2rem;
    margin: 25px 0 15px;
    color: var(--text-primary);
}

.content-block p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.9;
}

.content-block ul,
.content-block ol {
    color: var(--text-secondary);
    margin: 15px 0;
    padding-left: 25px;
}

.content-block li {
    margin-bottom: 10px;
    line-height: 1.7;
}

.content-image {
    width: 100%;
    border-radius: var(--border-radius);
    margin: 20px 0;
}

/* RTP信息表格 */
.rtp-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.rtp-table th,
.rtp-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(102, 126, 234, 0.2);
}

.rtp-table th {
    background: rgba(102, 126, 234, 0.2);
    color: var(--accent-gold);
    font-weight: 600;
}

.rtp-table tr:hover {
    background: rgba(102, 126, 234, 0.1);
}

/* APP下载页面 */
.download-section {
    text-align: center;
    padding: 60px 0;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    justify-content: center;
    align-items: center;
    margin: 40px 0;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 35px;
    background: var(--card-bg);
    border: 2px solid var(--accent-gold);
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-smooth);
    min-width: 250px;
}

.download-btn:hover {
    background: var(--primary-gradient);
    border-color: transparent;
    transform: scale(1.05);
}

.download-btn-icon {
    font-size: 2rem;
}

.download-btn-text {
    text-align: left;
}

.download-btn-text small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.download-btn-text span {
    font-size: 1.1rem;
    font-weight: 600;
}

.app-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin: 50px 0;
}

.app-feature {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
}

.app-feature-icon {
    width: 70px;
    height: 70px;
    background: var(--secondary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
}

/* 响应式设计 - 平板 */
@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .games-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .payment-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .responsible-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-buttons {
        flex-direction: row;
    }
    
    .app-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 响应式设计 - 桌面 */
@media (min-width: 1024px) {
    .main-nav {
        display: flex;
    }
    
    .main-nav.active {
        flex-direction: row;
        width: auto;
        background: none;
        padding: 0;
        margin-top: 0;
    }
    
    .nav-list {
        flex-direction: row;
        gap: 5px;
    }
    
    .nav-list a {
        padding: 10px 18px;
        background: transparent;
    }
    
    .menu-toggle {
        display: none;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .games-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .app-features {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    }
    50% {
        box-shadow: 0 0 40px rgba(102, 126, 234, 0.8);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* 懒加载图片占位 */
img[loading="lazy"] {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(155, 89, 182, 0.1) 100%);
}

/* 无障碍优化 */
:focus {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

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