/* 
 * 皇家扑克竞技 - 主样式表
 * 独特的深紫金配色方案
 */

:root {
    --primary-gold: #D4AF37;
    --primary-purple: #2D1B4E;
    --secondary-purple: #4A2C7A;
    --accent-red: #C41E3A;
    --accent-green: #1E8449;
    --dark-bg: #0F0A1A;
    --light-text: #F5F5F5;
    --muted-text: #B8B8B8;
    --card-bg: #1A1025;
    --border-gold: rgba(212, 175, 55, 0.3);
    --gradient-gold: linear-gradient(135deg, #D4AF37 0%, #F4E5B2 50%, #D4AF37 100%);
    --gradient-purple: linear-gradient(180deg, #2D1B4E 0%, #0F0A1A 100%);
}

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

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

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

/* 导航栏 - 非sticky */
.main-nav {
    background: linear-gradient(90deg, var(--primary-purple) 0%, var(--dark-bg) 100%);
    padding: 1rem 0;
    border-bottom: 2px solid var(--border-gold);
    position: relative;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

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

.logo-area img {
    height: 48px;
    width: auto;
}

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

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

.nav-links a {
    color: var(--light-text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.nav-links a:hover {
    background: var(--secondary-purple);
    color: var(--primary-gold);
}

.cta-button {
    background: var(--gradient-gold);
    color: var(--dark-bg) !important;
    font-weight: 600;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px !important;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

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

/* 移动端菜单 */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: 2px solid var(--primary-gold);
    color: var(--primary-gold);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
    filter: brightness(0.6);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(45, 27, 78, 0.9) 0%, rgba(15, 10, 26, 0.95) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--muted-text);
    margin-bottom: 2rem;
    line-height: 1.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-block;
    background: var(--gradient-gold);
    color: var(--dark-bg);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.5);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.7);
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--primary-gold);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--primary-gold);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--primary-gold);
    color: var(--dark-bg);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 3px solid var(--border-gold);
}

/* 特色统计 */
.stats-bar {
    background: var(--card-bg);
    padding: 3rem 0;
    border-top: 1px solid var(--border-gold);
    border-bottom: 1px solid var(--border-gold);
}

.stats-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-gold);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--muted-text);
    font-size: 1rem;
}

/* 内容区块 */
.section {
    padding: 5rem 0;
}

.section-dark {
    background: var(--dark-bg);
}

.section-purple {
    background: var(--primary-purple);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-gold);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--muted-text);
    max-width: 700px;
    margin: 0 auto;
}

/* 游戏卡片网格 */
.games-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.game-card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-gold);
    transition: all 0.4s ease;
}

.game-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.2);
    border-color: var(--primary-gold);
}

.game-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.game-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.game-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-red);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

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

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

.game-card-content p {
    color: var(--muted-text);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.game-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-gold);
}

.game-rtp {
    color: var(--accent-green);
    font-weight: 600;
}

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

.game-link:hover {
    text-decoration: underline;
}

/* 比赛时间表 */
.tournament-schedule {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-gold);
}

.tournament-header {
    background: var(--secondary-purple);
    padding: 1.5rem 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 1rem;
    font-weight: 600;
    color: var(--primary-gold);
}

.tournament-row {
    padding: 1.5rem 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 1rem;
    border-bottom: 1px solid var(--border-gold);
    align-items: center;
    transition: background 0.3s ease;
}

.tournament-row:hover {
    background: rgba(74, 44, 122, 0.3);
}

.tournament-row:last-child {
    border-bottom: none;
}

.tournament-name {
    font-weight: 600;
    color: var(--light-text);
}

.tournament-venue {
    color: var(--muted-text);
}

.tournament-date {
    color: var(--primary-gold);
}

.tournament-prize {
    color: var(--accent-green);
    font-weight: 600;
}

.tournament-status {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    text-align: center;
}

.status-open {
    background: rgba(30, 132, 73, 0.2);
    color: var(--accent-green);
}

.status-soon {
    background: rgba(212, 175, 55, 0.2);
    color: var(--primary-gold);
}

.status-full {
    background: rgba(196, 30, 58, 0.2);
    color: var(--accent-red);
}

/* 关于我们 */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.about-content h2 {
    font-size: 2.2rem;
    color: var(--primary-gold);
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--muted-text);
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.about-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--secondary-purple);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary-gold);
    font-size: 1.5rem;
}

.about-feature h4 {
    color: var(--light-text);
    margin-bottom: 0.3rem;
}

.about-feature p {
    color: var(--muted-text);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* 支付方式 */
.payment-section {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 3rem;
    border: 1px solid var(--border-gold);
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.payment-method {
    text-align: center;
    padding: 2rem;
    background: var(--dark-bg);
    border-radius: 12px;
    border: 1px solid var(--border-gold);
    transition: all 0.3s ease;
}

.payment-method:hover {
    border-color: var(--primary-gold);
    transform: translateY(-5px);
}

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

.payment-method h4 {
    color: var(--light-text);
    margin-bottom: 0.5rem;
}

.payment-method p {
    color: var(--muted-text);
    font-size: 0.9rem;
}

.payment-highlight {
    border-color: var(--primary-gold);
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--secondary-purple) 100%);
}

/* 牌照区域 */
.license-section {
    text-align: center;
}

.license-badge {
    display: inline-block;
    background: var(--card-bg);
    padding: 2rem 3rem;
    border-radius: 16px;
    border: 2px solid var(--primary-gold);
    margin-bottom: 2rem;
}

.license-badge img {
    height: 100px;
    margin-bottom: 1rem;
}

.license-info {
    max-width: 800px;
    margin: 0 auto;
}

.license-info h3 {
    color: var(--primary-gold);
    margin-bottom: 1rem;
}

.license-info p {
    color: var(--muted-text);
    line-height: 1.8;
}

/* 客户支持 */
.support-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.support-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--border-gold);
    transition: all 0.3s ease;
}

.support-card:hover {
    border-color: var(--primary-gold);
    transform: translateY(-5px);
}

.support-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--secondary-purple);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.support-icon img {
    width: 40px;
    height: 40px;
}

.support-card h3 {
    color: var(--light-text);
    margin-bottom: 0.75rem;
}

.support-card p {
    color: var(--muted-text);
    margin-bottom: 1rem;
}

.support-link {
    color: var(--primary-gold);
    text-decoration: none;
    font-weight: 600;
}

/* FAQ区域 */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

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

.faq-question {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: var(--secondary-purple);
}

.faq-question h4 {
    color: var(--light-text);
    font-size: 1.1rem;
}

.faq-toggle {
    color: var(--primary-gold);
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    padding: 0 2rem 1.5rem;
    color: var(--muted-text);
    line-height: 1.8;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* 用户评论 */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 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;
}

.review-avatar {
    width: 60px;
    height: 60px;
    background: var(--secondary-purple);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-gold);
    font-weight: 700;
}

.review-info h4 {
    color: var(--light-text);
    margin-bottom: 0.25rem;
}

.review-info span {
    color: var(--muted-text);
    font-size: 0.9rem;
}

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

.review-content {
    color: var(--muted-text);
    line-height: 1.7;
    margin-bottom: 1rem;
}

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

/* 负责任娱乐 */
.responsible-section {
    background: linear-gradient(135deg, var(--accent-red) 0%, #8B0000 100%);
    padding: 4rem 0;
}

.responsible-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
}

.responsible-badge {
    text-align: center;
}

.responsible-badge img {
    width: 120px;
    margin-bottom: 1rem;
}

.responsible-badge h3 {
    color: white;
    font-size: 1.5rem;
}

.responsible-text h2 {
    color: white;
    margin-bottom: 1rem;
}

.responsible-text p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.responsible-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.responsible-links a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.responsible-links a:hover {
    background: white;
    color: var(--accent-red);
}

/* 页脚 */
.main-footer {
    background: var(--dark-bg);
    padding: 4rem 0 2rem;
    border-top: 2px solid var(--border-gold);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand img {
    height: 50px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--muted-text);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--secondary-purple);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-gold);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

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

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

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

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

.footer-column a:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-gold);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-payments {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.footer-payments img {
    height: 30px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

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

.age-badge {
    background: var(--accent-red);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 700;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 1rem 0;
    background: var(--card-bg);
}

.breadcrumb-list {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    gap: 0.5rem;
    list-style: none;
    font-size: 0.9rem;
}

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

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

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

.breadcrumb-separator {
    color: var(--muted-text);
}

/* 内页样式 */
.page-header {
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--dark-bg) 100%);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/poker-chips.webp') center/cover;
    opacity: 0.1;
}

.page-header h1 {
    font-size: 2.5rem;
    color: var(--primary-gold);
    margin-bottom: 1rem;
    position: relative;
}

.page-header p {
    color: var(--muted-text);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

/* 文章内容 */
.article-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.article-content h2 {
    color: var(--primary-gold);
    font-size: 1.8rem;
    margin: 2.5rem 0 1rem;
}

.article-content h3 {
    color: var(--light-text);
    font-size: 1.4rem;
    margin: 2rem 0 1rem;
}

.article-content p {
    color: var(--muted-text);
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.article-content ul, .article-content ol {
    color: var(--muted-text);
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.article-image {
    margin: 2rem 0;
    border-radius: 12px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    display: block;
}

.article-image figcaption {
    background: var(--card-bg);
    padding: 1rem;
    color: var(--muted-text);
    font-size: 0.9rem;
    text-align: center;
}

/* 规则表格 */
.rules-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
}

.rules-table th {
    background: var(--secondary-purple);
    color: var(--primary-gold);
    padding: 1rem;
    text-align: left;
}

.rules-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-gold);
    color: var(--muted-text);
}

.rules-table tr:last-child td {
    border-bottom: none;
}

/* 标签页面 */
.tags-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.tag-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-gold);
    text-align: center;
    transition: all 0.3s ease;
}

.tag-card:hover {
    border-color: var(--primary-gold);
    transform: translateY(-5px);
}

.tag-card h3 {
    color: var(--primary-gold);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.tag-card p {
    color: var(--muted-text);
    margin-bottom: 1.5rem;
}

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

/* APP下载页面 */
.app-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 4rem 0;
}

.app-info h1 {
    font-size: 2.5rem;
    color: var(--primary-gold);
    margin-bottom: 1.5rem;
}

.app-info p {
    color: var(--muted-text);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.app-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.app-button {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--card-bg);
    padding: 1rem 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-gold);
    text-decoration: none;
    transition: all 0.3s ease;
}

.app-button:hover {
    border-color: var(--primary-gold);
    background: var(--secondary-purple);
}

.app-button-icon {
    font-size: 2rem;
}

.app-button-text span {
    display: block;
    color: var(--muted-text);
    font-size: 0.8rem;
}

.app-button-text strong {
    color: var(--light-text);
    font-size: 1.1rem;
}

.app-mockup img {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    display: block;
}

.app-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

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

.app-feature-icon {
    width: 70px;
    height: 70px;
    background: var(--secondary-purple);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.8rem;
    color: var(--primary-gold);
}

.app-feature h3 {
    color: var(--light-text);
    margin-bottom: 0.5rem;
}

.app-feature p {
    color: var(--muted-text);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        order: -1;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .payment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tournament-header,
    .tournament-row {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }
    
    .app-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .app-mockup {
        order: -1;
    }
    
    .app-buttons {
        justify-content: center;
    }
    
    .app-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        padding-top: 1rem;
        margin-top: 1rem;
        border-top: 1px solid var(--border-gold);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .tags-grid {
        grid-template-columns: 1fr;
    }
    
    .responsible-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .payment-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .app-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-text h1 {
        font-size: 1.75rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .game-card-image {
        height: 150px;
    }
    
    .section {
        padding: 3rem 0;
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

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

/* 懒加载图片 */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

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