/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS变量定义 */
:root {
    --color-deep-space: #0f172a;
    --color-neon-cyan: #00f5d4;
    --color-secondary-cyan: #00d4aa;
    --color-text-primary: #ffffff;
    --color-text-secondary: #94a3b8;
    --color-accent: #3b82f6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    
    --gradient-primary: linear-gradient(135deg, var(--color-deep-space) 0%, #1e293b 50%, var(--color-deep-space) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-neon-cyan) 0%, var(--color-secondary-cyan) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    --blur-amount: 12px;
    --border-radius: 16px;
    --border-radius-small: 8px;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    
    --font-family: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', 'Helvetica Neue', 'Arial', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;
}

/* 基础样式 */
body {
    font-family: var(--font-family);
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* 背景动画层 */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(0, 245, 212, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(0, 245, 212, 0.05) 0%, transparent 50%);
    animation: gradientShift 20s ease-in-out infinite;
}

.bg-particles::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,0.1), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(0,245,212,0.1), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255,255,255,0.1), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(0,245,212,0.1), transparent);
    background-size: 150px 100px;
    animation: particleFloat 30s linear infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(180deg); }
}

@keyframes particleFloat {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-100vh); }
}

/* 玻璃拟态面板样式 - 微信浏览器兼容 */
.glass-panel {
    background: rgba(255, 255, 255, 0.08);
    background: var(--gradient-glass);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    -moz-backdrop-filter: blur(var(--blur-amount));
    -ms-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    /* 微信浏览器降级方案 */
    background-color: rgba(15, 23, 42, 0.85);
}

.glass-panel:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

/* 容器和布局 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* 头部导航 */
.header {
    padding: var(--spacing-md) 0;
    position: relative;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo-img {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
    filter: brightness(1.1) contrast(1.1);
}

.logo-img:hover {
    transform: scale(1.05);
    filter: brightness(1.2) contrast(1.2);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--color-neon-cyan);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* 移动端按钮组 */
.mobile-buttons {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    z-index: 1001;
}

/* 移动端进入官网按钮 */
.mobile-website-btn {
    background: var(--gradient-accent);
    color: var(--color-deep-space);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 245, 212, 0.3);
    white-space: nowrap;
}

.mobile-website-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 245, 212, 0.4);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: block;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-icon {
    display: flex;
    flex-direction: column;
    width: 24px;
    height: 18px;
    justify-content: space-between;
}

.menu-icon span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--color-text-primary);
    border-radius: 1px;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active .menu-icon span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active .menu-icon span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .menu-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端菜单 - 微信浏览器兼容 */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    -moz-backdrop-filter: blur(8px);
    -ms-backdrop-filter: blur(8px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    /* 微信浏览器降级方案 */
    background-color: rgba(0, 0, 0, 0.9);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 280px;
    height: 100%;
    padding: 0;
    border-radius: 0;
    border-top-left-radius: var(--border-radius);
    border-bottom-left-radius: var(--border-radius);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow: hidden;
    /* 微信浏览器兼容性增强 */
    background-color: rgba(15, 23, 42, 0.95);
    border-left: 2px solid rgba(0, 245, 212, 0.3);
}

.mobile-menu.active .mobile-menu-content {
    transform: translateX(0);
}

.mobile-menu-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
}

.mobile-menu-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    font-weight: 600;
}

.mobile-menu-close {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    transform: rotate(90deg);
}

.mobile-menu-nav {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.mobile-menu-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--border-radius-small);
    transition: all 0.3s ease;
    background: transparent;
    border: none;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    cursor: pointer;
    width: 100%;
    text-align: left;
}

.mobile-menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-neon-cyan);
    transform: translateX(4px);
}

.menu-icon-text {
    font-size: var(--font-size-lg);
    color: var(--color-neon-cyan);
    width: 24px;
    text-align: center;
    display: inline-block;
}

.mobile-menu-item span {
    font-weight: 500;
}

.contact-btn:hover {
    background: rgba(0, 245, 212, 0.1);
}

/* 主要内容区 */
.hero-section {
    padding: var(--spacing-xl) 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text {
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

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

.stat-number {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-neon-cyan);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* 下载卡片 */
.download-card {
    padding: var(--spacing-lg);
    max-width: 400px;
    position: relative;
}

.download-header h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.download-header p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.version-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(0, 245, 212, 0.1);
    border-radius: var(--border-radius-small);
}

.version-badge {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.version-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.version-number {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-neon-cyan);
}

.update-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.system-requirements {
    margin-bottom: var(--spacing-md);
}

.system-requirements h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.system-requirements ul {
    list-style: none;
}

.system-requirements li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: 4px;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.system-requirements i {
    color: var(--color-neon-cyan);
    width: 16px;
}

/* 按钮样式 */
.download-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.btn-primary,
.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-small);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-deep-space);
    box-shadow: 0 4px 15px rgba(0, 245, 212, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 245, 212, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-neon-cyan);
}

.download-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--color-deep-space);
    width: 0%;
    transition: width 0.3s ease;
}

/* 下载信息 */
.download-info {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.security-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: 4px;
}

.security-info i {
    color: var(--color-success);
}

.file-info {
    opacity: 0.7;
}

/* 功能特色部分 */
.features-section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    padding: var(--spacing-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: 50%;
    font-size: 24px;
    color: var(--color-deep-space);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* 技术支持部分 */
.support-section {
    padding: var(--spacing-xl) 0;
}

.support-content {
    padding: var(--spacing-lg);
    text-align: center;
}

.support-content h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.support-content p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.support-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.support-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.support-item i,
.support-emoji,
.feature-emoji,
.system-icon,
.security-icon,
.btn-icon {
    color: var(--color-neon-cyan);
}

.system-icon,
.security-icon,
.btn-icon,
.support-emoji {
    display: inline-block;
    width: 16px;
    text-align: center;
    font-size: var(--font-size-base);
}

.feature-emoji {
    font-size: 24px;
    display: block;
}

/* 底部 */
.footer {
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-xl);
}

.footer-content {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-buttons {
        display: flex;
    }
    
    .support-methods {
        flex-direction: column;
        align-items: center;
    }
    
    .download-card {
        max-width: 100%;
    }
    
    .logo-img {
        height: 35px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: space-between;
        gap: var(--spacing-xs);
    }
    
    .stat-item {
        flex: 1;
        min-width: 0;
    }
    
    .stat-number {
        font-size: var(--font-size-lg);
    }
    
    .stat-label {
        font-size: var(--font-size-xs);
        line-height: 1.2;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .logo-img {
        height: 30px;
    }
    
    .mobile-menu-content {
        width: 100%;
        border-radius: 0;
        border-top-left-radius: var(--border-radius);
        border-top-right-radius: var(--border-radius);
        top: auto;
        bottom: 0;
        height: 70%;
        transform: translateY(100%);
    }
    
    .mobile-menu.active .mobile-menu-content {
        transform: translateY(0);
    }
}

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

.hero-content > * {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card:nth-child(2) { animation-delay: 0.1s; }
.feature-card:nth-child(3) { animation-delay: 0.2s; }
.feature-card:nth-child(4) { animation-delay: 0.3s; }

/* 下载按钮特效 */
.download-btn {
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.download-btn:hover::before {
    left: 100%;
}

/* 二维码模态框样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    max-width: 400px;
    width: 90%;
    padding: 0;
    transform: scale(0.7) translateY(50px);
    transition: all 0.3s ease;
    overflow: hidden;
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
}

.modal-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    font-weight: 600;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--spacing-lg);
    text-align: center;
}

.qr-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.qr-code {
    width: 200px;
    height: 200px;
    border-radius: var(--border-radius-small);
    background: #ffffff;
    padding: var(--spacing-xs);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.qr-code:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.qr-description {
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    font-weight: 600;
    margin: 0;
}

.qr-tips {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: 0;
}

/* 移动端下载提示样式 */
.mobile-download-tip {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-download-tip.show {
    opacity: 1;
    visibility: visible;
}

.tip-content {
    background: var(--gradient-glass);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    max-width: 400px;
    width: 90%;
    text-align: center;
    transform: scale(0.8) translateY(30px);
    transition: all 0.3s ease;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.mobile-download-tip.show .tip-content {
    transform: scale(1) translateY(0);
}

.tip-content i {
    font-size: var(--font-size-2xl);
    color: var(--color-warning);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.tip-content p {
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.tip-content p:first-of-type {
    font-weight: 600;
    color: var(--color-neon-cyan);
}

.tip-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.tip-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-small);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
}

.tip-btn:first-child {
    background: var(--gradient-accent);
    color: var(--color-deep-space);
}

.tip-btn:first-child:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 245, 212, 0.4);
}

.tip-close {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.tip-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    border-color: var(--color-neon-cyan);
}

/* 复制成功提示 */
.copy-success-tip {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background: var(--gradient-accent);
    color: var(--color-deep-space);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-small);
    font-weight: 600;
    font-size: var(--font-size-sm);
    z-index: 10001;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 245, 212, 0.3);
}

.copy-success-tip.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.copy-success-tip i {
    margin-right: var(--spacing-xs);
}

/* 响应式设计 - 模态框 */
@media (max-width: 480px) {
    .modal-content {
        max-width: 350px;
        width: 95%;
    }
    
    .qr-code {
        width: 180px;
        height: 180px;
    }
    
    .modal-body {
        padding: var(--spacing-md);
    }
    
    .tip-content {
        padding: var(--spacing-md);
        width: 95%;
    }
    
    .tip-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .tip-btn {
        width: 100%;
        max-width: 200px;
    }
}

/* 微信浏览器兼容性样式 */
.wechat-browser .glass-panel {
    background: rgba(15, 23, 42, 0.9) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid rgba(0, 245, 212, 0.2);
}

.wechat-browser .mobile-menu {
    background: rgba(0, 0, 0, 0.95) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.wechat-browser .mobile-menu-content {
    background: rgba(15, 23, 42, 0.98) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border-left: 2px solid rgba(0, 245, 212, 0.5);
}

.wechat-browser .modal-overlay {
    background: rgba(0, 0, 0, 0.95) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

/* 微信浏览器中确保按钮可见性 */
.wechat-browser .mobile-buttons {
    background: rgba(15, 23, 42, 0.8);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-small);
    border: 1px solid rgba(0, 245, 212, 0.2);
}

.wechat-browser .mobile-website-btn {
    background: linear-gradient(135deg, #00f5d4 0%, #00d4aa 100%) !important;
    box-shadow: 0 2px 8px rgba(0, 245, 212, 0.4);
}

.wechat-browser .mobile-menu-btn {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-small);
}