/* 
 * c7娱乐 - 主样式表
 * 独特深紫配金色主题 - 移动端优先设计
 * 版本: 1.0.0
 */

/* CSS变量定义 */
:root {
    --primary-deep: #1a0a2e;
    --primary-purple: #2d1b4e;
    --accent-gold: #ffd700;
    --accent-gold-light: #ffe44d;
    --accent-gold-dark: #cc9900;
    --text-light: #f5f5f5;
    --text-muted: #b8b8b8;
    --bg-card: rgba(45, 27, 78, 0.85);
    --bg-overlay: rgba(26, 10, 46, 0.95);
    --success-green: #00d26a;
    --warning-red: #ff4757;
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #ffaa00 50%, #ffd700 100%);
    --gradient-purple: linear-gradient(180deg, #1a0a2e 0%, #2d1b4e 100%);
    --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --border-radius: 12px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* 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', 'Hiragino Sans GB', 'Noto Sans SC', sans-serif;
    background: var(--gradient-purple);
    color: var(--text-light);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 预加载和DNS预取优化 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--accent-gold);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* 导航栏 - 非sticky */
.site-header {
    background: var(--bg-overlay);
    padding: 1rem 0;
    border-bottom: 2px solid var(--accent-gold);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

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

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

.site-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    text-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 2px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.5rem;
}

.main-nav {
    display: flex;
    gap: 0.5rem;
}

.main-nav a {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
    background: var(--accent-gold);
    color: var(--primary-deep);
}

.cta-button {
    background: var(--gradient-gold);
    color: var(--primary-deep) !important;
    font-weight: 700;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px !important;
    box-shadow: var(--shadow-gold);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--shadow-gold); }
    50% { box-shadow: 0 4px 30px rgba(255, 215, 0, 0.5); }
}

/* 面包屑导航 */
.breadcrumb {
    background: rgba(45, 27, 78, 0.6);
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
}

.breadcrumb-container {
    max-width: 1400px;
    margin: 0 auto;
}

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

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

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 1rem;
    background: linear-gradient(rgba(26, 10, 46, 0.7), rgba(45, 27, 78, 0.8)), url('../images/hero-banner.webp') center/cover no-repeat;
}

.hero-content {
    max-width: 900px;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.4rem);
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

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

.btn-primary {
    background: var(--gradient-gold);
    color: var(--primary-deep);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: var(--shadow-gold);
    transition: transform var(--transition-fast);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    color: var(--primary-deep);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    font-weight: 600;
    transition: all var(--transition-fast);
}

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

/* 主内容区域 */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

/* 章节标题 */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    color: var(--accent-gold);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

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

/* 游戏卡片网格 */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.game-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-normal);
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.game-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-gold);
}

.game-card-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

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

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

.game-card-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--gradient-gold);
    color: var(--primary-deep);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.game-card-content {
    padding: 1.25rem;
}

.game-card-title {
    font-size: 1.2rem;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.game-card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.game-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

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

.game-card-link {
    background: var(--accent-gold);
    color: var(--primary-deep);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

/* 特色区块 */
.features-section {
    background: rgba(45, 27, 78, 0.5);
    padding: 4rem 1rem;
    margin: 3rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 215, 0, 0.15);
    transition: border-color var(--transition-fast);
}

.feature-item:hover {
    border-color: var(--accent-gold);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.feature-title {
    font-size: 1.2rem;
    color: var(--accent-gold);
    margin-bottom: 0.75rem;
}

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

/* 关于我们 */
.about-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 3rem 0;
}

.about-content {
    line-height: 1.9;
}

.about-content h3 {
    color: var(--accent-gold);
    margin: 2rem 0 1rem;
    font-size: 1.4rem;
}

.about-content p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

/* 支付方式 */
.payment-section {
    background: var(--bg-card);
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    margin: 3rem 0;
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.payment-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(26, 10, 46, 0.6);
    border-radius: 10px;
    transition: transform var(--transition-fast);
}

.payment-item:hover {
    transform: translateY(-5px);
}

.payment-item img {
    height: 40px;
    margin: 0 auto 1rem;
    object-fit: contain;
}

.payment-item span {
    display: block;
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.faq-item {
    background: var(--bg-card);
    margin-bottom: 1rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255, 215, 0, 0.1);
}

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--accent-gold);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: rgba(255, 215, 0, 0.1);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform var(--transition-fast);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

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

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

/* 用户评论 */
.reviews-section {
    margin: 3rem 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.review-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-gold);
}

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

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

.review-info h4 {
    color: var(--text-light);
    font-size: 1rem;
}

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

.review-stars {
    color: var(--accent-gold);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.review-content {
    color: var(--text-light);
    line-height: 1.7;
    font-style: italic;
}

.review-date {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 1rem;
}

/* 牌照信息 */
.license-section {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    margin: 3rem 0;
    text-align: center;
    border: 2px solid rgba(255, 215, 0, 0.3);
}

.license-badge {
    width: 120px;
    height: auto;
    margin: 0 auto 1.5rem;
}

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

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

.license-number {
    color: var(--accent-gold);
    font-weight: 600;
}

/* 负责任博彩 */
.responsible-gaming {
    background: linear-gradient(135deg, rgba(45, 27, 78, 0.9), rgba(26, 10, 46, 0.95));
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    margin: 3rem 0;
    border: 1px solid rgba(255, 71, 87, 0.3);
}

.responsible-gaming h3 {
    color: var(--warning-red);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.responsible-gaming p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.responsible-gaming ul {
    list-style: none;
    margin: 1.5rem 0;
}

.responsible-gaming li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.responsible-gaming li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
}

.age-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border: 3px solid var(--warning-red);
    border-radius: 50%;
    color: var(--warning-red);
    font-weight: 800;
    font-size: 1.2rem;
    margin-top: 1rem;
}

/* 客户支持 */
.support-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.support-item {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: transform var(--transition-fast);
}

.support-item:hover {
    transform: translateY(-5px);
}

.support-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.support-title {
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.support-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* 页脚 */
.site-footer {
    background: var(--primary-deep);
    border-top: 2px solid var(--accent-gold);
    padding: 4rem 1rem 2rem;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

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

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

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

.footer-section a {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

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

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 215, 0, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 215, 0, 0.2);
    padding-top: 2rem;
    text-align: center;
}

.footer-payments {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.footer-payments img {
    height: 30px;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

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

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

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

/* 标签页面 */
.tags-section {
    margin: 3rem 0;
}

.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.tag-item {
    background: var(--bg-card);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    color: var(--text-light);
    font-size: 0.95rem;
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all var(--transition-fast);
}

.tag-item:hover {
    background: var(--accent-gold);
    color: var(--primary-deep);
    border-color: var(--accent-gold);
}

/* 内页样式 */
.page-header {
    background: linear-gradient(rgba(26, 10, 46, 0.85), rgba(45, 27, 78, 0.9)), url('../images/casino-banner.webp') center/cover no-repeat;
    padding: 4rem 1rem;
    text-align: center;
}

.page-title {
    font-size: clamp(1.8rem, 5vw, 2.8rem);
    color: var(--accent-gold);
    margin-bottom: 1rem;
}

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

.article-content {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.article-content h2 {
    color: var(--accent-gold);
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(255, 215, 0, 0.3);
}

.article-content h3 {
    color: var(--accent-gold-light);
    font-size: 1.25rem;
    margin: 1.5rem 0 0.75rem;
}

.article-content p {
    margin-bottom: 1.25rem;
    line-height: 1.9;
}

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

.article-content li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.article-image {
    margin: 2rem 0;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: auto;
}

.article-image figcaption {
    background: rgba(26, 10, 46, 0.8);
    padding: 0.75rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 信息表格 */
.info-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.info-table th,
.info-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
}

.info-table th {
    background: rgba(255, 215, 0, 0.1);
    color: var(--accent-gold);
    font-weight: 600;
}

.info-table tr:hover {
    background: rgba(255, 215, 0, 0.05);
}

/* APP下载页面 */
.app-download-section {
    text-align: center;
    padding: 3rem 0;
}

.app-preview {
    max-width: 400px;
    margin: 2rem auto;
}

.app-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.app-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-card);
    padding: 1rem 2rem;
    border-radius: 12px;
    border: 2px solid var(--accent-gold);
    transition: all var(--transition-fast);
}

.app-btn:hover {
    background: var(--accent-gold);
    color: var(--primary-deep);
}

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

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

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

.app-btn-text strong {
    font-size: 1.1rem;
}

.app-btn:hover .app-btn-text small {
    color: var(--primary-purple);
}

/* 作者信息 */
.author-box {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-deep);
    flex-shrink: 0;
}

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

.author-title {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.author-bio {
    color: var(--text-light);
    line-height: 1.7;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .main-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        padding-top: 1rem;
        margin-top: 1rem;
        border-top: 1px solid rgba(255, 215, 0, 0.2);
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .main-nav a {
        padding: 0.8rem 1rem;
        text-align: center;
    }
    
    .hero-section {
        min-height: 60vh;
        padding: 2rem 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .author-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .article-content {
        padding: 1.5rem;
    }
    
    .payment-section {
        padding: 2rem 1rem;
    }
    
    .license-section {
        padding: 2rem 1rem;
    }
    
    .responsible-gaming {
        padding: 2rem 1rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .site-logo-text {
        font-size: 1.2rem;
    }
    
    .hero-section {
        min-height: 50vh;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .game-card-image {
        height: 150px;
    }
    
    .info-table th,
    .info-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.9rem;
    }
}

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

/* 无障碍优化 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    :root {
        --bg-card: rgba(0, 0, 0, 0.9);
        --text-muted: #d0d0d0;
    }
}