/* 
 * c7娱乐 - 游戏娱乐平台样式表
 * 独特紫金配色方案 - 移动端优先设计
 * 2026年SEO优化版本
 */

/* CSS变量定义 */
:root {
    --primary-gold: #D4AF37;
    --primary-purple: #6B2D8B;
    --secondary-purple: #9B4DCA;
    --dark-bg: #1A0A2E;
    --darker-bg: #0D0518;
    --light-text: #F5F5F5;
    --muted-text: #B8B8B8;
    --accent-cyan: #00D4FF;
    --success-green: #2ECC71;
    --warning-orange: #F39C12;
    --card-bg: rgba(107, 45, 139, 0.15);
    --border-color: rgba(212, 175, 55, 0.3);
    --shadow-purple: rgba(107, 45, 139, 0.4);
    --gradient-gold: linear-gradient(135deg, #D4AF37 0%, #F4D03F 50%, #D4AF37 100%);
    --gradient-purple: linear-gradient(135deg, #6B2D8B 0%, #9B4DCA 100%);
    --font-primary: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    --font-heading: 'Noto Serif SC', serif;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    background: var(--darker-bg);
    color: var(--light-text);
    line-height: 1.8;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 背景装饰 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(107, 45, 139, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(212, 175, 55, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* 链接样式 */
a {
    color: var(--primary-gold);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

/* 图片响应式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 24px;
    }
}

/* 头部导航 - 非sticky */
.site-header {
    background: linear-gradient(180deg, var(--dark-bg) 0%, rgba(26, 10, 46, 0.95) 100%);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
    position: relative;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-logo img {
    width: 48px;
    height: 48px;
    border-radius: 8px;
}

.site-logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--primary-gold);
    transition: var(--transition-fast);
}

@media (min-width: 992px) {
    .mobile-menu-btn {
        display: none;
    }
}

/* 主导航 */
.main-nav {
    display: none;
    width: 100%;
    padding-top: 16px;
}

.main-nav.active {
    display: block;
}

@media (min-width: 992px) {
    .main-nav {
        display: flex;
        width: auto;
        padding-top: 0;
    }
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

@media (min-width: 992px) {
    .nav-list {
        flex-direction: row;
        gap: 24px;
    }
}

.nav-list a {
    display: block;
    padding: 10px 16px;
    color: var(--light-text);
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.nav-list a:hover,
.nav-list a.active {
    background: var(--card-bg);
    color: var(--primary-gold);
}

/* CTA按钮 */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--gradient-gold);
    color: var(--darker-bg);
    font-weight: 700;
    font-size: 1rem;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
    color: var(--darker-bg);
}

.cta-button-secondary {
    background: var(--gradient-purple);
    color: var(--light-text);
    box-shadow: 0 4px 15px var(--shadow-purple);
}

.cta-button-secondary:hover {
    box-shadow: 0 6px 20px var(--shadow-purple);
    color: var(--light-text);
}

/* Hero区域 */
.hero-section {
    position: relative;
    padding: 40px 0 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--primary-gold);
    margin-bottom: 20px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 2.75rem;
    }
}

@media (min-width: 992px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--muted-text);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

@media (min-width: 576px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-gold);
    display: block;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--muted-text);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 16px 0;
    font-size: 0.875rem;
}

.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(--muted-text);
}

.breadcrumb-list li:last-child::after {
    display: none;
}

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

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

.breadcrumb-list li:last-child {
    color: var(--primary-gold);
}

/* 章节标题 */
.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--gradient-purple);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--light-text);
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.25rem;
    }
}

.section-desc {
    color: var(--muted-text);
    max-width: 600px;
    margin: 0 auto;
}

/* 内容区块 */
.content-section {
    padding: 60px 0;
}

.content-section:nth-child(even) {
    background: rgba(107, 45, 139, 0.05);
}

/* 游戏卡片网格 */
.games-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (min-width: 768px) {
    .games-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
}

@media (min-width: 992px) {
    .games-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.game-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
}

.game-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-gold);
    box-shadow: 0 8px 30px var(--shadow-purple);
}

.game-card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

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

.game-card:hover .game-card-image img {
    transform: scale(1.05);
}

.game-card-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px 10px;
    background: var(--gradient-gold);
    color: var(--darker-bg);
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 4px;
}

.game-card-content {
    padding: 16px;
}

.game-card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--light-text);
}

.game-card-desc {
    font-size: 0.875rem;
    color: var(--muted-text);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.game-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
}

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

/* 特色卡片 */
.feature-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .feature-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .feature-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--primary-gold);
    transform: translateY(-4px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--gradient-purple);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-desc {
    color: var(--muted-text);
    font-size: 0.9375rem;
}

/* 关于我们区块 */
.about-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 992px) {
    .about-section {
        grid-template-columns: 1fr 1fr;
    }
}

.about-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 2px solid var(--border-color);
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--primary-gold);
}

.about-content p {
    margin-bottom: 16px;
    color: var(--muted-text);
}

.about-list {
    list-style: none;
    margin: 24px 0;
}

.about-list li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
}

.about-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: bold;
}

/* 支付方式 */
.payment-section {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    border: 1px solid var(--border-color);
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 24px;
}

@media (min-width: 576px) {
    .payment-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) {
    .payment-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.payment-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    text-align: center;
    transition: var(--transition-fast);
}

.payment-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.payment-item img {
    height: 32px;
    margin: 0 auto 8px;
    object-fit: contain;
}

.payment-item span {
    display: block;
    font-size: 0.75rem;
    color: var(--muted-text);
}

/* 牌照区块 */
.license-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
    padding: 40px;
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .license-section {
        flex-direction: row;
        text-align: left;
    }
}

.license-badge {
    width: 120px;
    flex-shrink: 0;
}

.license-info h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary-gold);
}

.license-number {
    font-family: monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    display: inline-block;
    margin-top: 12px;
}

/* FAQ区块 */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--light-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-gold);
}

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

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

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

.faq-answer-inner {
    padding: 0 24px 20px;
    color: var(--muted-text);
}

/* 评论区块 */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.review-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
}

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.review-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.review-author {
    flex: 1;
}

.review-name {
    font-weight: 600;
    margin-bottom: 2px;
}

.review-location {
    font-size: 0.75rem;
    color: var(--muted-text);
}

.review-rating {
    color: var(--primary-gold);
    font-size: 0.875rem;
}

.review-content {
    color: var(--muted-text);
    font-size: 0.9375rem;
    margin-bottom: 12px;
}

.review-date {
    font-size: 0.75rem;
    color: var(--muted-text);
}

/* 作者信息 */
.author-box {
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    margin: 32px 0;
}

@media (min-width: 768px) {
    .author-box {
        flex-direction: row;
        align-items: center;
    }
}

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

.author-info h4 {
    font-size: 1.125rem;
    margin-bottom: 4px;
}

.author-title {
    font-size: 0.875rem;
    color: var(--primary-gold);
    margin-bottom: 8px;
}

.author-bio {
    font-size: 0.875rem;
    color: var(--muted-text);
}

/* 标签页面 */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.tag-link {
    display: inline-block;
    padding: 10px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.9375rem;
    color: var(--light-text);
    transition: var(--transition-fast);
}

.tag-link:hover {
    background: var(--gradient-gold);
    color: var(--darker-bg);
    border-color: var(--primary-gold);
}

/* 页脚 */
.site-footer {
    background: var(--dark-bg);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 0;
}

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

@media (min-width: 576px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .site-logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--muted-text);
    font-size: 0.875rem;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

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

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

.footer-column h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--primary-gold);
}

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

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

.footer-links a {
    color: var(--muted-text);
    font-size: 0.875rem;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--muted-text);
}

.footer-badges {
    display: flex;
    gap: 16px;
    align-items: center;
}

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

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

.age-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(231, 76, 60, 0.2);
    border: 1px solid rgba(231, 76, 60, 0.5);
    border-radius: var(--border-radius-sm);
    font-weight: 700;
    color: #E74C3C;
}

/* 负责任博彩 */
.responsible-gaming {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: var(--border-radius-md);
    padding: 24px;
    margin: 32px 0;
}

.responsible-gaming h3 {
    color: var(--success-green);
    margin-bottom: 16px;
}

.responsible-gaming ul {
    list-style: none;
    margin: 16px 0;
}

.responsible-gaming li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--muted-text);
}

.responsible-gaming li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--success-green);
}

/* 文章内容 */
.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-gold);
    margin: 40px 0 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
}

.article-content h3 {
    font-size: 1.25rem;
    color: var(--light-text);
    margin: 32px 0 16px;
}

.article-content p {
    margin-bottom: 16px;
    color: var(--muted-text);
}

.article-content ul,
.article-content ol {
    margin: 16px 0;
    padding-left: 24px;
    color: var(--muted-text);
}

.article-content li {
    margin-bottom: 8px;
}

.article-content img {
    border-radius: var(--border-radius-md);
    margin: 24px 0;
    border: 1px solid var(--border-color);
}

.article-content blockquote {
    border-left: 4px solid var(--primary-gold);
    padding: 16px 24px;
    margin: 24px 0;
    background: var(--card-bg);
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    font-style: italic;
    color: var(--muted-text);
}

/* 表格样式 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    background: var(--card-bg);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--gradient-purple);
    font-weight: 600;
}

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

.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* 客服支持 */
.support-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .support-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.support-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    text-align: center;
    transition: var(--transition-fast);
}

.support-item:hover {
    border-color: var(--primary-gold);
}

.support-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.support-title {
    font-weight: 600;
    margin-bottom: 8px;
}

.support-desc {
    font-size: 0.875rem;
    color: var(--muted-text);
}

/* 促销横幅 */
.promo-banner {
    background: var(--gradient-gold);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    text-align: center;
    margin: 32px 0;
}

.promo-banner h3 {
    font-size: 1.5rem;
    color: var(--darker-bg);
    margin-bottom: 12px;
}

.promo-banner p {
    color: rgba(0, 0, 0, 0.7);
    margin-bottom: 20px;
}

.promo-banner .cta-button {
    background: var(--darker-bg);
    color: var(--primary-gold);
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

/* 工具类 */
.text-center {
    text-align: center;
}

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

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

.mt-4 {
    margin-top: 32px;
}

.mb-4 {
    margin-bottom: 32px;
}

.hidden {
    display: none;
}

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