/* 字体定义 */
@font-face {
    font-family: 'AlimamaShuHeiTi';
    src: url('../fonts/AlimamaShuHeiTi-Bold.ttf') format('truetype'),
         url('../fonts/AlimamaShuHeiTi-Bold.otf') format('opentype');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

/* CSS 变量定义 */
:root {
    /* 主题颜色 */
    --primary-color: #10b981;
    --primary-dark: #059669;
    --primary-light: rgba(16, 185, 129, 0.1);
    
    /* 文本颜色 */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    
    /* 状态颜色 */
    --status-pending: #ffa726;
    --status-in-progress: #42a5f5;
    --status-completed: #66bb6a;
    --status-cancelled: #ef5350;
    
    /* 优先级颜色 */
    --priority-low: #66bb6a;
    --priority-medium: #ffa726;
    --priority-high: #ef5350;
    --priority-urgent: #9c27b0;
    
    /* 背景颜色 */
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    
    /* 边框颜色 */
    --border-color: #e2e8f0;
}

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

body {
    font-family: 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* 标题字体样式 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'AlimamaShuHeiTi', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    font-weight: bold;
}

/* 导航栏logo文字 */
.nav-logo {
    font-family: 'AlimamaShuHeiTi', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    font-weight: bold;
}

/* 按钮文字 */
.btn {
    font-family: 'AlimamaShuHeiTi', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
}

/* 容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo img, .logo {
    height: 300px !important;
    width: auto !important;
    max-width: 100px !important;
    max-height: 300px !important;
    object-fit: contain !important;
    display: inline-block !important;
    vertical-align: middle !important;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #475569;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 8px 16px;
    border-radius: 8px;
}

.nav-menu a:hover {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #10b981, #3b82f6);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
}

.nav-menu a:hover::after {
    width: 80%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    min-width: 44px;
    min-height: 44px;
    position: relative;
    z-index: 1000;
}

.nav-toggle:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

.nav-toggle:active {
    background-color: rgba(0, 0, 0, 0.2);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 2px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
    display: block;
}

/* 下拉菜单样式 */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    text-decoration: none;
    color: #475569;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 8px 16px;
    border-radius: 8px;
}

.dropdown-toggle:hover {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
}

.dropdown-toggle::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #10b981, #3b82f6);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
}

.dropdown-toggle:hover::after {
    width: 80%;
}

.dropdown-arrow {
    font-size: 0.8rem;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    min-width: 200px;
    padding: 8px 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 12px 20px;
    color: #475569;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    border-radius: 0;
}

.dropdown-menu a:hover {
    color: #10b981;
    background: rgba(16, 185, 129, 0.08);
}

.dropdown-menu a::after {
    display: none;
}

/* 主页横幅样式 */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    position: relative;
    color: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(16, 185, 129, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: #ffffff !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content .highlight {
    color: #10b981 !important;
    font-weight: 900;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.8;
    line-height: 1.7;
    max-width: 600px;
    color: #cbd5e1;
}

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

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* 英雄区域视觉效果 */
.hero-visual {
    position: relative;
    width: 100%;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    width: 200px;
    top: 50px;
    left: -50px;
    transform: rotate(-8deg);
    animation-delay: 0s;
}

.card-2 {
    width: 220px;
    top: 20px;
    right: -30px;
    transform: rotate(5deg);
    animation-delay: 2s;
}

.card-3 {
    width: 180px;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) rotate(-3deg);
    animation-delay: 4s;
}

.floating-card:hover {
    transform: scale(1.05) rotate(0deg) !important;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.card-header {
    font-size: 0.9rem;
    font-weight: 600;
    color: #64748b;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.amount {
    font-size: 1.8rem;
    font-weight: 800;
    color: #ef4444;
    font-family: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
}

.amount.positive {
    color: #10b981;
}

.category {
    font-size: 0.85rem;
    color: #94a3b8;
    font-weight: 500;
}

.chart-mini {
    width: 100%;
    height: 40px;
    background: linear-gradient(90deg, #10b981 0%, #3b82f6 50%, #8b5cf6 100%);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.chart-mini::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(var(--rotation, 0deg));
    }
    50% {
        transform: translateY(-20px) rotate(var(--rotation, 0deg));
    }
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    min-width: 140px;
}

.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;
}

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

.btn-primary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #10b981;
    border-color: #10b981;
}

.btn-outline:hover {
    background: #10b981;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

/* 功能特色样式 */
.features {
    padding: 120px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: #0f172a;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #0f172a 0%, #334155 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 1.25rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: white;
    padding: 3rem 2.5rem;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f1f5f9;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #10b981, #3b82f6, #8b5cf6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: #e2e8f0;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    transition: all 0.3s ease;
}

.feature-icon::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, #10b981, #3b82f6, #8b5cf6);
    border-radius: 22px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover .feature-icon::before {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon svg {
    width: 36px;
    height: 36px;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #0f172a;
    letter-spacing: -0.01em;
}

.feature-card p {
    color: #64748b;
    line-height: 1.7;
    font-size: 1rem;
}

/* 应用截图展示样式 */
.app-showcase {
    padding: 120px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

/* 轮播图容器 */
.showcase-carousel {
    position: relative;
    margin-top: 4rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.carousel-container {
    overflow: hidden;
    border-radius: 24px;
    position: relative;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.showcase-slide {
    min-width: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.showcase-slide.active {
    opacity: 1;
}

.showcase-item {
    text-align: center;
    background: white;
    padding: 3rem 2rem;
    margin: 0 1rem;
    border-radius: 24px;
    border: 1px solid #f1f5f9;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.showcase-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #10b981, #3b82f6, #8b5cf6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.showcase-item:hover::before {
    transform: scaleX(1);
}

.showcase-item img {
    width: 200px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    margin-bottom: 2rem;
    transition: all 0.4s ease;
}

.showcase-item:hover img {
    transform: scale(1.05);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.2);
}

.showcase-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.showcase-item p {
    color: #64748b;
    line-height: 1.7;
    font-size: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

/* 轮播按钮 */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    color: #475569;
}

.carousel-btn:hover {
    background: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    color: #10b981;
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn svg {
    width: 24px;
    height: 24px;
}

.carousel-btn-prev {
    left: -25px;
}

.carousel-btn-next {
    right: -25px;
}

/* 指示器 */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 2rem;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: #cbd5e1;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: #10b981;
    transform: scale(1.2);
}

.indicator:hover {
    background: #94a3b8;
    transform: scale(1.1);
}

.indicator.active:hover {
    background: #059669;
}

/* 价格方案样式 */
.pricing {
    padding: 100px 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    border-color: #10b981;
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #10b981;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: #1e293b;
}

.price {
    margin-bottom: 2rem;
}

.price .currency {
    font-size: 1.2rem;
    color: #64748b;
}

.price .amount {
    font-size: 3rem;
    font-weight: bold;
    color: #10b981;
}

.price .period {
    font-size: 1rem;
    color: #64748b;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: #64748b;
    border-bottom: 1px solid #f1f5f9;
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* 关于我们样式 */
.about {
    padding: 100px 0;
    background: #f8fafc;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.about-text p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: bold;
    color: #10b981;
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: #64748b;
    font-weight: 500;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 联系我们样式 */
.contact {
    padding: 100px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: white;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-item h4 {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: #1e293b;
}

.contact-item p {
    color: #64748b;
}

.contact-form {
    background: #f8fafc;
    padding: 2.5rem;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #10b981;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚样式 */
.footer {
    background: #1e293b;
    color: white;
    padding: 40px 0 30px;
}

.footer-simple {
    text-align: center;
    color: #94a3b8;
}

.footer-simple p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* 平板设备响应式设计 */
@media (max-width: 1024px) and (min-width: 769px) {
    .hero-container {
        gap: 3rem;
        padding: 0 30px;
    }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .feature-card {
        padding: 2.5rem 2rem;
    }
}

/* 手机设备响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed !important;
        top: 70px !important;
        left: -100% !important;
        width: 100% !important;
        height: calc(100vh - 70px) !important;
        background: white !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-start !important;
        align-items: center !important;
        padding-top: 2rem !important;
        transition: left 0.3s ease !important;
        z-index: 999 !important;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1) !important;
        overflow-y: auto !important;
        gap: 0 !important;
    }
    
    .nav-menu.active {
        left: 0 !important;
        transform: translateX(0) !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    /* 移动端菜单项样式 */
    .nav-menu li {
        width: 100%;
        text-align: center;
        margin: 0;
    }
    
    .nav-menu li a {
        display: block;
        padding: 15px 20px;
        color: #333;
        text-decoration: none;
        border-bottom: 1px solid #f0f0f0;
        transition: background-color 0.3s ease;
    }
    
    .nav-menu li a:hover {
        background-color: #f8f9fa;
        color: #10b981;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    /* 移动端下拉菜单样式 */
    .nav-dropdown {
        width: 100%;
    }
    
    .dropdown-toggle {
        width: 100%;
        justify-content: center;
        padding: 15px 20px;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: #f8fafc;
        border: none;
        border-radius: 0;
        box-shadow: none;
        margin-top: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .nav-dropdown.active .dropdown-menu {
        max-height: 200px;
    }
    
    .dropdown-menu a {
        padding: 15px 40px;
        border-bottom: 1px solid #e2e8f0;
        background: #f8fafc;
    }
    
    .dropdown-menu a:hover {
        background: rgba(16, 185, 129, 0.1);
    }
    
    .hero {
        padding: 120px 0 60px;
        min-height: auto;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.5rem;
        padding: 0 15px;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
        color: #ffffff !important;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
        margin-bottom: 2rem;
        padding: 0 10px;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.8rem;
    }
    
    .hero-buttons .btn {
        min-width: 140px;
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    
    .hero-image {
        order: 2;
        margin-top: 1rem;
    }
    
    /* 移动端英雄视觉效果 */
    .hero-visual {
        height: 300px;
        padding: 0 20px;
    }
    
    .floating-card {
        position: relative;
        margin: 10px;
        animation: none;
    }
    
    .card-1 {
        width: 160px;
        top: 0;
        left: 0;
        transform: rotate(-5deg);
    }
    
    .card-2 {
        width: 180px;
        top: -20px;
        right: 0;
        transform: rotate(3deg);
    }
    
    .card-3 {
        width: 140px;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%) rotate(-2deg);
    }
    
    .amount {
        font-size: 1.4rem;
    }
    
    .chart-mini {
        height: 30px;
    }
    
    .features {
        padding: 80px 0;
    }
    
    .section-header {
        margin-bottom: 3rem;
        padding: 0 15px;
    }
    
    .section-header h2 {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .section-header p {
        font-size: 1.1rem;
        padding: 0 10px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 15px;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
        margin: 0;
    }
    
    .feature-card h3 {
        font-size: 1.3rem;
        margin: 1rem 0 0.8rem;
    }
    
    .feature-card p {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    /* 移动端轮播图样式 */
    .showcase-carousel {
        margin-top: 2rem;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-btn svg {
        width: 20px;
        height: 20px;
    }
    
    .carousel-btn-prev {
        left: -20px;
    }
    
    .carousel-btn-next {
        right: -20px;
    }
    
    .showcase-item {
        padding: 2rem 1.5rem;
        margin: 0 0.5rem;
    }
    
    .showcase-item img {
        width: 160px;
    }
    
    .showcase-item h3 {
        font-size: 1.3rem;
    }
    
    .showcase-item p {
        font-size: 0.9rem;
    }
    
    .carousel-indicators {
        margin-top: 1.5rem;
        gap: 8px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .hero {
        padding: 100px 0 40px;
    }
    
    .hero-container {
        padding: 0 10px;
        gap: 1rem;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
        color: #ffffff !important;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        margin-bottom: 0.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        padding: 0 5px;
    }
    
    .hero-buttons {
        gap: 0.6rem;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 200px;
        padding: 14px 20px;
        font-size: 1rem;
    }
    
    .hero-visual {
        height: 250px;
        padding: 0 10px;
    }
    
    .features {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
        padding: 0 10px;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .section-header p {
        font-size: 1rem;
        padding: 0 5px;
    }
    
    .features-grid {
        padding: 0 10px;
        gap: 1.2rem;
    }
    
    .feature-card {
        padding: 1.5rem 1rem;
    }
    
    .feature-card h3 {
        font-size: 1.2rem;
        margin: 0.8rem 0 0.6rem;
    }
    
    .feature-card p {
        font-size: 0.9rem;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
    }
    
    .floating-card {
        margin: 5px;
    }
    
    .card-1 {
        width: 140px;
    }
    
    .card-2 {
        width: 150px;
    }
    
    .card-3 {
        width: 120px;
    }
    
    .amount {
        font-size: 1.2rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 加载动画 */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* 页面路由样式 */
.page-content {
    min-height: calc(100vh - 140px);
}

/* 页面头部样式 */
.page-header {
    background: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.page-header p {
    font-size: 1.15rem;
    opacity: 0.95;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* 更新日志样式 */
.changelog-content {
    padding: 4rem 0;
    background: #f8fafc;
}

/* FAQ页面样式 */
.faq-content {
    padding: 4rem 0;
    background: #f8fafc;
    min-height: 60vh;
}

.faq-list {
    min-height: 400px;
}

.faq-category {
    margin-bottom: 40px;
}

.faq-category-title {
    font-size: 24px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid #10b981;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.faq-question {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 500;
    color: #1e293b;
    transition: background 0.2s;
    font-size: 16px;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-icon {
    transition: transform 0.3s;
    color: #64748b;
    flex-shrink: 0;
    margin-left: 12px;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: #10b981;
}

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

.faq-item.active .faq-answer {
    max-height: 800px;
}

.faq-answer-content {
    padding: 0 24px 20px 24px;
    color: #64748b;
    line-height: 1.6;
    font-size: 15px;
}

.faq-answer-content p {
    margin-bottom: 0.5rem;
}

.faq-answer-content ul,
.faq-answer-content ol {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

.faq-answer-content li {
    margin-bottom: 0.25rem;
}

.empty-message {
    text-align: center;
    padding: 80px 20px;
    color: #94a3b8;
    font-size: 16px;
}

.error-message {
    text-align: center;
    padding: 80px 20px;
    color: #ef4444;
    font-size: 16px;
}

/* 筛选器样式 */
.changelog-filters {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    padding: 0;
}

.platform-tabs, .version-tabs {
    display: flex;
    background: white;
    border-radius: 12px;
    padding: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    gap: 4px;
}

.tab-btn, .version-btn {
    padding: 12px 24px;
    border: none;
    background: transparent;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #64748b;
    font-size: 0.95rem;
}

.tab-btn.active, .version-btn.active {
    background: #10b981;
    color: white;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.tab-btn:hover, .version-btn:hover {
    color: #10b981;
}

.tab-btn.active:hover, .version-btn.active:hover {
    color: white;
}

/* 更新日志列表样式 */
.changelog-list {
    min-height: 400px;
    position: relative;
}

/* 时间线容器 - 只包裹changelog items */
.changelog-items-wrapper {
    position: relative;
}

/* 时间线效果 - 只在changelog items区域内显示 */
.changelog-items-wrapper::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 1.5rem;
    width: 3px;
    background: linear-gradient(180deg, #10b981 0%, #059669 30%, #e2e8f0 100%);
    border-radius: 3px;
}

.loading-message {
    text-align: center;
    padding: 3rem;
    color: #64748b;
}

.changelog-item {
    background: white;
    border-radius: 16px;
    padding: 1.75rem 1.75rem 1.75rem 3.5rem;
    margin-bottom: 1.5rem;
    margin-left: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f5f9;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

/* 时间线节点 */
.changelog-item::before {
    content: '';
    position: absolute;
    left: -48px;
    top: 28px;
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4);
    z-index: 2;
}

/* 最新版本节点动画 */
.changelog-item:first-child::before {
    width: 20px;
    height: 20px;
    left: -50px;
    top: 26px;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4), 0 0 0 0 rgba(16, 185, 129, 0.4);
    }
    50% {
        box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4), 0 0 0 8px rgba(16, 185, 129, 0);
    }
}

/* 卡片顶部装饰线 */
.changelog-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #10b981, #3b82f6, #8b5cf6);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.changelog-item:hover::after {
    opacity: 1;
}

.changelog-item:hover {
    transform: translateX(8px) translateY(-4px);
    box-shadow: 0 12px 40px rgba(16, 185, 129, 0.15);
    border-color: #10b98130;
}

/* 最新版本特殊样式 */
.changelog-item:first-child {
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
    border: 2px solid #10b98140;
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.12);
}

.changelog-item:first-child::after {
    opacity: 1;
    height: 5px;
}

.changelog-item:first-child:hover {
    box-shadow: 0 16px 48px rgba(16, 185, 129, 0.2);
}

/* 历史版本样式 - 更简洁 */
.changelog-item-old {
    background: #fafafa;
    padding: 1.25rem 1.5rem 1.25rem 3rem;
    border: 1px solid #e8e8e8;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.changelog-item-old::before {
    width: 12px;
    height: 12px;
    left: -46px;
    top: 22px;
    background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
    box-shadow: 0 2px 6px rgba(100, 116, 139, 0.3);
    animation: none;
}

.changelog-item-old::after {
    display: none;
}

.changelog-item-old:hover {
    background: #f5f5f5;
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.changelog-item-old .version-header h2 {
    font-size: 1.25rem;
    color: #475569;
}

.changelog-item-old .view-details-btn {
    font-size: 0.85rem;
    color: #64748b;
    background: rgba(100, 116, 139, 0.08);
}

.changelog-item-old .view-details-btn:hover {
    background: rgba(100, 116, 139, 0.12);
    color: #475569;
}

.version-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0;
    padding: 0;
    border-bottom: none;
}

.version-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    flex: 1;
}

.version-header h2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: #1e293b;
    margin: 0;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #1e293b 0%, #475569 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.changelog-item:first-child .version-header h2 {
    font-size: 1.8rem;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.build-number {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: #475569;
    padding: 5px 10px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    font-family: 'SF Mono', 'Monaco', 'Menlo', monospace;
    letter-spacing: 0.02em;
    border: 1px solid #e2e8f0;
}

.release-date {
    color: #64748b;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.release-date::before {
    content: '📅';
    font-size: 0.85rem;
}

.version-badge {
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    position: relative;
    overflow: hidden;
}

.version-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: badge-shimmer 3s infinite;
}

@keyframes badge-shimmer {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

.version-badge.latest {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.35);
}

.version-badge.beta {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.35);
}

.version-badge.alpha {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.35);
}

.version-badge.major {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.35);
}

.version-badge.initial {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.35);
}

.version-badge.important {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.35);
    animation: important-pulse 2s ease-in-out infinite;
}

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

.changelog-summary {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.changelog-details h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
    margin: 1.5rem 0 0.8rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.changelog-details ul {
    list-style: none;
    margin: 0 0 1.5rem 0;
    padding: 0;
}

.changelog-details li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #475569;
    line-height: 1.6;
}

.changelog-details li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.view-details-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #10b981;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.85rem;
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    flex-shrink: 0;
    border: 1px solid rgba(16, 185, 129, 0.2);
    position: relative;
    overflow: hidden;
}

.view-details-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.2), transparent);
    transition: left 0.4s ease;
}

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

.view-details-btn:hover {
    color: white;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    border-color: transparent;
}

/* 更新内容预览样式 */
.changes-preview {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px dashed #e2e8f0;
}

.change-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.2s ease;
}

.change-item:last-child {
    border-bottom: none;
}

.change-item:hover {
    background: rgba(16, 185, 129, 0.03);
    padding-left: 0.5rem;
    margin-left: -0.5rem;
    border-radius: 8px;
}

.change-type {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
    min-width: 52px;
    justify-content: center;
}

.change-type-feature {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.15) 100%);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.change-type-fix {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.12) 0%, rgba(220, 38, 38, 0.12) 100%);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.change-type-optimization {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.12) 0%, rgba(37, 99, 235, 0.12) 100%);
    color: #2563eb;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.change-content {
    color: #475569;
    font-size: 0.9rem;
    line-height: 1.5;
    flex: 1;
}

.more-changes {
    padding: 0.75rem 0 0.25rem;
    color: #94a3b8;
    font-size: 0.85rem;
    font-style: italic;
}

/* TestFlight 区域样式 */
.testflight-section {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #f1f5f9;
}

.testflight-card {
    background: linear-gradient(135deg, #007AFF 0%, #0051D5 100%);
    color: white;
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 122, 255, 0.3);
}

.testflight-card h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: white;
}

.testflight-card p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
    font-size: 1rem;
}

.testflight-btn {
    background: white;
    color: #007AFF;
    border: none;
    font-weight: 600;
    padding: 12px 24px;
    transition: all 0.3s ease;
}

.testflight-btn:hover {
    background: #f8f9fa;
    color: #0051D5;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* 更新日志详情页面样式 */
.breadcrumb {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.breadcrumb a {
    color: #10b981;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.breadcrumb a:hover {
    background: rgba(16, 185, 129, 0.1);
}

.changelog-detail-content {
    padding: 3rem 0;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.detail-content {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.detail-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #10b981, #3b82f6, #8b5cf6, #f59e0b);
}

.changelog-section {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    position: relative;
    transition: all 0.3s ease;
}

.changelog-section:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    border-color: #10b98130;
}

.changelog-section:last-child {
    margin-bottom: 0;
}

.changelog-section h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #10b98130;
}

.changelog-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.changelog-section li {
    padding: 1rem 0 1rem 2rem;
    position: relative;
    color: #475569;
    line-height: 1.7;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.2s ease;
    border-radius: 8px;
    margin: 0.25rem 0;
}

.changelog-section li:hover {
    background: rgba(16, 185, 129, 0.04);
    padding-left: 2.25rem;
}

.changelog-section li:last-child {
    border-bottom: none;
}

.changelog-section li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1.25rem;
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.3);
}

.note-section {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border: 2px solid #f59e0b;
    border-radius: 16px;
    padding: 1.5rem;
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
}

.note-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #f59e0b, #d97706);
}

.note-section h3 {
    color: #92400e;
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.note-content p {
    color: #b45309;
    margin: 0;
    font-weight: 500;
    line-height: 1.6;
}

.detail-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.error-message {
    text-align: center;
    padding: 3rem;
    color: #64748b;
}

.error-message h3 {
    color: #dc2626;
    margin-bottom: 1rem;
}

.download-section {
    padding: 60px 0;
    background: white;
}

.download-card {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
}

.download-card h3 {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.download-card p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* 更新日志页面响应式设计 */
/* iPad横屏和桌面端 */
@media (max-width: 1024px) and (min-width: 769px) {
    .changelog-filters {
        gap: 1.5rem;
    }
    
    .platform-tabs, .version-tabs {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .tab-btn, .version-btn {
        padding: 10px 18px;
        font-size: 0.9rem;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .view-details-btn {
        align-self: flex-start;
    }
}

/* 手机端和iPad竖屏 */
@media (max-width: 768px) {
    .changelog-content,
    .faq-content {
        padding: 2rem 0;
    }
    
    .faq-category-title {
        font-size: 20px;
    }
    
    .faq-question {
        padding: 16px 20px;
        font-size: 15px;
    }
    
    .faq-answer-content {
        padding: 0 20px 16px 20px;
        font-size: 14px;
    }
    
    .faq-item.active .faq-answer {
        max-height: 1000px;
    }
    
    .changelog-filters {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
        padding: 0;
    }
    
    .platform-tabs, .version-tabs {
        width: calc(100% + 40px);
        margin-left: -20px;
        margin-right: -20px;
        padding-left: 20px;
        padding-right: 20px;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE 10+ */
        justify-content: flex-start;
        padding-top: 6px;
        padding-bottom: 6px;
        gap: 6px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        border-radius: 12px;
    }
    
    .platform-tabs::-webkit-scrollbar,
    .version-tabs::-webkit-scrollbar {
        display: none; /* Chrome, Safari, Opera */
    }
    
    .tab-btn, .version-btn {
        padding: 10px 18px;
        font-size: 0.9rem;
        white-space: nowrap;
        flex-shrink: 0;
        min-width: auto;
    }
    
    /* 第一个和最后一个按钮添加额外边距，确保可见 */
    .tab-btn:first-child, .version-btn:first-child {
        margin-left: 0;
    }
    
    .tab-btn:last-child, .version-btn:last-child {
        margin-right: 0;
    }
    
    /* 移动端时间线样式调整 */
    .changelog-items-wrapper::before {
        left: 12px;
        width: 2px;
    }
    
    .changelog-item {
        padding: 1.25rem;
        margin-bottom: 1rem;
        margin-left: 28px;
        padding-left: 1.25rem;
    }
    
    .changelog-item::before {
        left: -22px;
        top: 20px;
        width: 12px;
        height: 12px;
    }
    
    .changelog-item:first-child::before {
        width: 14px;
        height: 14px;
        left: -23px;
        top: 19px;
    }
    
    .changelog-item-old {
        padding: 1rem;
        padding-left: 1rem;
    }
    
    .changelog-item-old::before {
        width: 10px;
        height: 10px;
        left: -21px;
        top: 18px;
    }
    
    .changelog-item-old .version-header h2 {
        font-size: 1.15rem;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .version-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        width: 100%;
    }
    
    .version-header h2 {
        font-size: 1.35rem;
    }
    
    .changelog-item:first-child .version-header h2 {
        font-size: 1.5rem;
    }
    
    .view-details-btn {
        width: 100%;
        text-align: center;
        padding: 10px 16px;
        justify-content: center;
    }
    
    .changes-preview {
        margin-top: 1rem;
    }
    
    .change-item {
        padding: 8px 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .testflight-section {
        padding: 1.5rem 0;
    }
    
    .testflight-card {
        padding: 1.5rem;
    }
    
    .testflight-card h3 {
        font-size: 1.3rem;
    }
    
    /* 更新日志详情页 */
    .detail-content {
        padding: 1.5rem;
        border-radius: 12px;
    }
    
    .changelog-section h3 {
        font-size: 1.2rem;
    }
    
    .changelog-section li {
        font-size: 0.95rem;
        padding-left: 1.2rem;
    }
    
    .detail-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .detail-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    /* 空状态优化 */
    .empty-state-icon {
        font-size: 4rem;
    }
    
    .empty-state-title {
        font-size: 1.3rem;
    }
    
    .empty-state-subtitle {
        font-size: 1rem;
    }
    
    .empty-state-description {
        font-size: 0.95rem;
    }
}

/* 小屏手机优化 */
@media (max-width: 480px) {
    .tab-btn, .version-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
    
    .version-header h2 {
        font-size: 1.2rem;
    }
    
    .build-number, .release-date {
        font-size: 0.75rem;
    }
    
    .version-badge {
        font-size: 0.7rem;
        padding: 3px 8px;
    }
    
    .changelog-item {
        padding: 1rem;
    }
}

/* 政策页面样式 */
.policy-content,
.terms-content {
    padding: 80px 0;
    background: white;
}

.policy-section,
.terms-section {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #f1f5f9;
}

.policy-section:last-child,
.terms-section:last-child {
    border-bottom: none;
}

.policy-section h2,
.terms-section h2 {
    font-size: 1.8rem;
    font-weight: bold;
    color: #1e293b;
    margin-bottom: 1rem;
}

.policy-section h3,
.terms-section h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #374151;
    margin: 1.5rem 0 0.8rem;
}

.policy-section p,
.terms-section p {
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.policy-section ul,
.terms-section ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.policy-section li,
.terms-section li {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.contact-info {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
    color: #374151;
}

.agreement-section {
    padding: 60px 0;
    background: #f8fafc;
}

.agreement-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.agreement-card h3 {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1e293b;
    margin-bottom: 1rem;
}

.agreement-card p {
    color: #64748b;
    margin-bottom: 2rem;
}

.agreement-buttons {
    text-align: center;
    margin: 0 auto;
}

.agreement-buttons .btn {
    margin: 0.5rem;
    display: inline-block;
}

/* 错误页面样式 */
.error-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
}

.error-content {
    text-align: center;
}

.error-content h1 {
    font-size: 6rem;
    font-weight: bold;
    color: #e2e8f0;
    margin-bottom: 1rem;
}

.error-content h2 {
    font-size: 2rem;
    font-weight: bold;
    color: #1e293b;
    margin-bottom: 1rem;
}

.error-content p {
    color: #64748b;
    margin-bottom: 2rem;
}

/* 加载页面样式 */
.loading-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #10b981;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 导航激活状态 */
.nav-menu a.active {
    color: #10b981;
}

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

/* 备案信息样式 */
.beian-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.beian-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.beian-link:hover {
    color: white;
}

.beian-icon {
    width: 16px;
    height: 16px;
}

/* 404页面专用样式 */
.error-page {
    padding: 2rem 0;
}

.error-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

.error-icon {
    margin-bottom: 1.5rem;
    opacity: 0.7;
}

.error-icon svg {
    margin: 0 auto;
    display: block;
}

.error-content h1 {
    margin-bottom: 0.5rem;
    line-height: 1;
}

.error-content h2 {
    margin-bottom: 2rem;
    font-weight: 600;
}

.error-message {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    margin: 2rem auto;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: left;
    max-width: 500px;
    border: 1px solid #e2e8f0;
}

.error-message h3 {
    color: #1e293b;
    margin-bottom: 1rem;
    font-size: 1.2rem;
    text-align: center;
}

.error-message p {
    color: #64748b;
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.error-message ul {
    color: #64748b;
    padding-left: 1.5rem;
    margin: 0;
    line-height: 1.6;
}

.error-message li {
    margin-bottom: 0.5rem;
}

.error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2.5rem 0;
    flex-wrap: wrap;
}

.helpful-links {
    margin-top: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem;
}

.helpful-links h4 {
    color: #1e293b;
    margin-bottom: 2rem;
    font-size: 1.2rem;
    text-align: center;
    font-weight: 600;
}

.link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.link-item {
    display: flex;
    align-items: center;
    padding: 1.75rem;
    background: white;
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.link-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #10b981, #059669);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.link-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
    border-color: #10b981;
}

.link-item:hover::before {
    transform: scaleX(1);
}

.link-icon {
    font-size: 2.2rem;
    margin-right: 1.25rem;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.link-item:hover .link-icon {
    transform: scale(1.1);
}

.link-text {
    flex: 1;
}

.link-text strong {
    display: block;
    color: #1e293b;
    margin-bottom: 0.4rem;
    font-size: 1.05rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.link-item:hover .link-text strong {
    color: #10b981;
}

.link-text span {
    color: #64748b;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .error-content h1 {
        font-size: 4rem;
    }
    
    .error-message {
        margin: 1.5rem 1rem;
        padding: 1.5rem;
    }
    
    .error-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .error-actions .btn {
        width: 200px;
    }
    
    .link-grid {
        grid-template-columns: 1fr;
    }
    
    .helpful-links {
        margin-top: 2rem;
        padding: 0 1rem;
    }
}

/* 空状态页面样式 */
.empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: 3rem 1rem;
    text-align: center;
}

.empty-state-content {
    max-width: 500px;
    margin: 0 auto;
}

.empty-state-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.8;
    animation: float 3s ease-in-out infinite;
    transform-origin: center;
}

.empty-state-dots {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.empty-state-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #007AFF, #5856D6);
    animation: pulse 1.5s ease-in-out infinite;
}

.empty-state-dots .dot:nth-child(1) {
    animation-delay: 0s;
}

.empty-state-dots .dot:nth-child(2) {
    animation-delay: 0.3s;
}

.empty-state-dots .dot:nth-child(3) {
    animation-delay: 0.6s;
}

.empty-state-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 0.5rem;
    font-family: 'AlimamaShuHeiTi', 'PingFang SC', sans-serif;
}

.empty-state-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 1rem;
    font-weight: 500;
}

.empty-state-description {
    font-size: 0.95rem;
    color: #888;
    line-height: 1.6;
    margin-bottom: 2rem;
}



/* 浮动动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.05);
    }
}

/* 脉冲动画 */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .empty-state {
        min-height: 300px;
        padding: 2rem 1rem;
    }
    
    .empty-state-animation {
        margin-bottom: 1.5rem;
    }
    
    .empty-state-icon {
        font-size: 3rem;
        margin-bottom: 0.8rem;
    }
    
    .empty-state-dots .dot {
        width: 6px;
        height: 6px;
    }
    
    /* Changelog 移动端优化 */
    .changelog-item {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }
    
    .version-info {
        width: 100%;
    }
    
    .version-info h2 {
        font-size: 1.5rem;
    }
    
    .view-details-btn {
        align-self: flex-end;
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
        gap: 0.8rem;
    }
    
    .version-info {
        width: 100%;
    }
    
    .version-info h2 {
        font-size: 1.5rem;
    }
    
    .view-details-btn {
        align-self: flex-end;
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .empty-state-title {
        font-size: 1.3rem;
    }
    
    .empty-state-subtitle {
        font-size: 1rem;
    }
    
    .empty-state-description {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }
}

/* 手册页面样式 */
.manual-content {
    padding: 2rem 0;
    min-height: calc(100vh - 200px);
}

.manual-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    align-items: start;
}

/* 侧边栏样式 */
.manual-sidebar {
    background: #f8fafc;
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid #e2e8f0;
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    transition: all 0.3s ease;
}

.manual-sidebar.hidden {
    transform: translateX(-100%);
    opacity: 0;
}

.sidebar-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

.sidebar-header h3 {
    font-size: 1.2rem;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

/* 目录导航样式 */
.manual-nav {
    font-size: 0.9rem;
}

.nav-item {
    margin-bottom: 0.5rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-item.active {
    background: rgba(16, 185, 129, 0.1);
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s ease;
    text-decoration: none;
    color: #475569;
}

.nav-link:hover {
    background: rgba(16, 185, 129, 0.05);
    color: #10b981;
}

.nav-icon {
    margin-right: 0.5rem;
    font-size: 1rem;
}

.nav-text {
    flex: 1;
    font-weight: 500;
}

.expand-icon {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
    color: #94a3b8;
}

.nav-item.expanded .expand-icon {
    transform: rotate(90deg);
}

.nav-children {
    margin-left: 1.5rem;
    border-left: 2px solid #e2e8f0;
    padding-left: 1rem;
}

/* 主内容区域样式 */
.manual-main {
    background: white;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.manual-main.full-width {
    grid-column: 1 / -1;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fafc;
}

.breadcrumb {
    font-size: 0.9rem;
    color: #64748b;
}

.breadcrumb a {
    color: #10b981;
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: #059669;
}

.breadcrumb .separator {
    margin: 0 0.5rem;
    color: #94a3b8;
}

.breadcrumb .current {
    color: #1e293b;
    font-weight: 600;
}

.content-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    border: none;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.btn-icon:hover {
    background: #f1f5f9;
    color: #10b981;
}

.btn-icon svg {
    width: 20px;
    height: 20px;
}

/* 文章内容样式 */
.manual-article {
    padding: 2rem;
}

.welcome-content {
    text-align: center;
    padding: 3rem 2rem;
}

.welcome-content h2 {
    font-size: 2rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.welcome-content p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 2rem;
}

.quick-links {
    background: #f8fafc;
    border-radius: 12px;
    padding: 2rem;
    margin-top: 2rem;
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.quick-links h3 {
    font-size: 1.3rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.quick-links ul {
    list-style: none;
}

.quick-links li {
    margin-bottom: 0.75rem;
}

.quick-links a {
    color: #10b981;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.quick-links a:hover {
    color: #059669;
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

.article-header h1 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.article-meta {
    color: #64748b;
    font-size: 0.9rem;
}

.file-info {
    background: #f1f5f9;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
}

/* 文档内容样式 */
.article-content {
    line-height: 1.8;
    color: #374151;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    color: #1e293b;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-content h1 {
    font-size: 2rem;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.5rem;
}

.article-content h2 {
    font-size: 1.6rem;
}

.article-content h3 {
    font-size: 1.3rem;
}

.article-content p {
    margin-bottom: 1rem;
}

.article-content code {
    background: #f1f5f9;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    color: #e11d48;
}

.article-content pre {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.article-content pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: 0.9rem;
}

.article-content ul,
.article-content ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

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

.article-content blockquote {
    border-left: 4px solid #10b981;
    background: #f0fdf4;
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 8px 8px 0;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.article-content th,
.article-content td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.article-content th {
    background: #f8fafc;
    font-weight: 600;
    color: #1e293b;
}

/* 加载动画样式 */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem;
    color: #64748b;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-top: 2px solid #10b981;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 错误信息样式 */
.error-message {
    text-align: center;
    padding: 3rem 2rem;
    color: #dc2626;
}

.error-message h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.error-message p {
    margin-bottom: 2rem;
    color: #64748b;
}

/* 手册页面响应式设计 */
@media (max-width: 1024px) and (min-width: 769px) {
    /* 平板端：保持目录栏显示，但缩小宽度 */
    .manual-layout {
        grid-template-columns: 250px 1fr;
        gap: 1.5rem;
    }
    
    .manual-sidebar {
        padding: 1rem;
    }
}

@media (max-width: 768px) {
    /* 手机端：目录栏可隐藏展开，默认展开 */
    .manual-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
        position: relative;
    }
    
    .manual-sidebar {
        position: fixed;
        top: 72px;
        left: -280px;
        width: 280px;
        height: calc(100vh - 72px);
        z-index: 999;
        background: white;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        transform: none;
        opacity: 1;
    }
    
    .manual-sidebar.hidden {
        left: -280px;
    }
    
    .manual-sidebar:not(.hidden) {
        left: 0;
    }
    
    .manual-main {
        grid-column: 1;
        margin-left: 0;
        transition: margin-left 0.3s ease;
    }
    
    .manual-main.sidebar-open {
        margin-left: 280px;
    }
    
    .content-header {
        padding: 1rem 1.5rem;
    }
    
    .manual-article {
        padding: 1.5rem;
    }
    
    .welcome-content {
        padding: 2rem 1rem;
    }
    
    .quick-links {
        padding: 1.5rem;
    }
    
    .article-content pre {
        padding: 1rem;
        font-size: 0.8rem;
    }
    
    /* 移动端侧边栏切换按钮样式调整 */
    .btn-icon {
        display: flex;
    }
}

/* 重要更新通知样式 */
.critical-update-notice {
    margin: 0 0 2rem 0;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid #ef4444;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.15);
    position: relative;
    overflow: hidden;
}

.critical-update-notice::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ef4444, #dc2626, #b91c1c);
}

.critical-update-notice::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle at center, rgba(239, 68, 68, 0.1) 0%, transparent 70%);
}

.critical-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.critical-icon {
    font-size: 1.75rem;
    animation: critical-shake 2s ease-in-out infinite;
}

@keyframes critical-shake {
    0%, 100% { transform: rotate(0deg); }
    10%, 30% { transform: rotate(-5deg); }
    20%, 40% { transform: rotate(5deg); }
    50% { transform: rotate(0deg); }
}

.critical-title {
    font-size: 1.3rem;
    font-weight: 800;
    color: #dc2626;
    letter-spacing: -0.01em;
}

.critical-description {
    margin: 0;
    color: #991b1b;
    font-size: 1rem;
    line-height: 1.6;
    font-weight: 500;
    padding-left: 2.5rem;
}

/* 底部操作按钮区域样式 */
.detail-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
    padding: 2.5rem;
    border-radius: 20px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.detail-actions::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #10b981, #3b82f6, #8b5cf6);
}

/* 按钮基础样式 */
.detail-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    min-width: 200px;
    height: 52px;
    position: relative;
    overflow: hidden;
}

/* 按钮悬浮效果 */
.detail-actions .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.5s;
}

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

/* 返回按钮样式 */
.detail-actions .btn-secondary {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(100, 116, 139, 0.25);
    border: 2px solid rgba(100, 116, 139, 0.1);
}

.detail-actions .btn-secondary:hover {
    background: linear-gradient(135deg, #475569 0%, #334155 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(100, 116, 139, 0.35);
    text-decoration: none;
    color: white;
}

/* 下载按钮样式 */
.detail-actions .btn-primary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
    border: 2px solid rgba(16, 185, 129, 0.1);
}

.detail-actions .btn-primary:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(16, 185, 129, 0.4);
    text-decoration: none;
    color: white;
}

.detail-actions .btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

/* 按钮图标样式 */
.detail-actions .btn-icon {
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.detail-actions .btn:hover .btn-icon {
    transform: scale(1.15) rotate(-5deg);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .detail-actions {
        flex-direction: column;
        gap: 1rem;
        padding: 2rem 1.5rem;
    }
    
    .detail-actions .btn {
        width: 100%;
        max-width: 320px;
    }
}

/* 汇率查询页面样式 */
.exchange-rate-content {
    padding: 2rem 0;
}

/* 汇率转换器样式 */
.rate-converter {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 3rem;
    color: white;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.rate-converter h2 {
    margin: 0 0 1.5rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
}

.converter-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-weight: 500;
    font-size: 0.9rem;
}

.input-group input {
    padding: 0.75rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
}

.input-group input:focus {
    outline: none;
    background: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.currency-selector {
    display: flex;
    align-items: end;
    gap: 1rem;
}

.currency-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.currency-group select {
    padding: 0.75rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    cursor: pointer;
}

.currency-group select:focus {
    outline: none;
    background: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.swap-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 0;
}

.swap-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(180deg);
}

.convert-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: center;
}

.convert-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* 转换结果样式 */
.conversion-result {
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.result-display {
    text-align: center;
}

.result-amount {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.result-rate {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.result-time {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* 汇率表格区域样式 */
.rates-table-section {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
}

.refresh-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: #667eea;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.refresh-btn:hover {
    background: #5a6fd8;
    transform: translateY(-1px);
}

.refresh-icon {
    transition: transform 0.3s ease;
}

.refresh-btn:hover .refresh-icon {
    transform: rotate(180deg);
}

.base-currency-selector {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.base-currency-selector label {
    font-weight: 500;
    color: #666;
}

.base-currency-selector select {
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    background: white;
    cursor: pointer;
}

/* 汇率表格样式 */
.rates-table-container {
    overflow-x: auto;
}

.rates-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.rates-table th {
    background: #667eea;
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
}

.rates-table td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
    font-size: 0.9rem;
}

.rates-table tr:hover {
    background: #f8f9fa;
}

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

.currency-code {
    font-weight: 600;
    color: #667eea;
}

.currency-name {
    color: #666;
}

.rate-value {
    font-weight: 600;
    color: #333;
    font-family: 'Courier New', monospace;
}

.rate-value.error {
    color: #e74c3c;
}

.update-time {
    color: #999;
    font-size: 0.8rem;
}

.error-row {
    background: #fff5f5;
}

.loading-message {
    text-align: center;
    padding: 3rem;
    color: #666;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .exchange-rate-content {
        padding: 1rem 0;
    }
    
    .rate-converter {
        margin: 0 1rem 2rem 1rem;
        padding: 1.5rem;
    }
    
    .rates-table-section {
        margin: 0 1rem;
        padding: 1.5rem;
    }
    
    .currency-selector {
        flex-direction: column;
        gap: 1rem;
    }
    
    .swap-btn {
        align-self: center;
        transform: rotate(90deg);
    }
    
    .swap-btn:hover {
        transform: rotate(270deg);
    }
    
    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .base-currency-selector {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }
    
    .rates-table {
        font-size: 0.8rem;
    }
    
    .rates-table th,
    .rates-table td {
        padding: 0.75rem 0.5rem;
    }
    
    .result-amount {
        font-size: 1.5rem;
    }
}

/* ===== 人机验证弹窗样式 ===== */
.verification-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.verification-modal-content {
    background: white;
    border-radius: 20px;
    width: 90%;
    max-width: 480px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
    overflow: hidden;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.verification-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.verification-header h3 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: bold;
}

.verification-close {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    line-height: 1;
}

.verification-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.verification-body {
    padding: 2rem;
}

.verification-description {
    text-align: center;
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.verification-challenge {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.math-question {
    text-align: center;
    font-size: 2rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    font-family: 'Courier New', monospace;
}

.verification-input {
    width: 100%;
    padding: 1rem;
    font-size: 1.2rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    font-weight: 600;
}

.verification-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.verification-error {
    color: #ef4444;
    text-align: center;
    margin-top: 0.75rem;
    font-size: 0.9rem;
    display: none;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.verification-footer {
    padding: 1.5rem 2rem;
    background: #f8f9fa;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.verification-footer .btn {
    padding: 0.75rem 1.5rem;
    min-width: 100px;
}

/* 成功提示Toast */
.verification-success-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.3);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 10001;
    animation: slideInRight 0.3s ease;
    transition: opacity 0.3s ease;
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.success-icon {
    font-size: 1.5rem;
    font-weight: bold;
    background: rgba(255, 255, 255, 0.2);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.success-message {
    font-weight: 500;
    font-size: 0.95rem;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .verification-modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .verification-header {
        padding: 1.25rem 1.5rem;
    }
    
    .verification-header h3 {
        font-size: 1.2rem;
    }
    
    .verification-body {
        padding: 1.5rem;
    }
    
    .math-question {
        font-size: 1.5rem;
        padding: 0.75rem;
    }
    
    .verification-input {
        font-size: 1.1rem;
        padding: 0.875rem;
    }
    
    .verification-footer {
        padding: 1rem 1.5rem;
        flex-direction: column-reverse;
    }
    
    .verification-footer .btn {
        width: 100%;
    }
    
    .verification-success-toast {
        top: 10px;
        right: 10px;
        left: 10px;
        width: auto;
    }
}

/* 小屏幕优化 */
@media (max-width: 480px) {
    .verification-challenge {
        padding: 1rem;
    }
    
    .math-question {
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    .verification-description {
        font-size: 0.9rem;
    }
}
/* ============================================ */
/* Markdown表格样式 */
/* ============================================ */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    margin: 1.5rem 0;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.md-table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;
    font-size: 0.9rem;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
}

.md-table thead {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.md-table th {
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    color: #fff;
    border-bottom: none;
    white-space: nowrap;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.md-table td {
    padding: 14px 16px;
    border-bottom: 1px solid #f1f5f9;
    color: #475569;
    vertical-align: top;
    line-height: 1.6;
}

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

.md-table tbody tr:nth-child(even) {
    background-color: #f8fafc;
}

.md-table tbody tr:hover {
    background-color: rgba(16, 185, 129, 0.08);
    transition: background-color 0.2s ease;
}

/* 表格第一列特殊样式 */
.md-table td:first-child {
    font-weight: 600;
    color: #1e293b;
    background: rgba(16, 185, 129, 0.04);
    min-width: 140px;
}

/* 表格内容样式 */
.md-table td strong,
.md-table th strong {
    color: inherit;
}

/* 表格内链接样式 */
.md-table a {
    color: #10b981;
    text-decoration: none;
    font-weight: 500;
}

.md-table a:hover {
    color: #059669;
    text-decoration: underline;
}

/* 响应式表格 */
@media (max-width: 768px) {
    .md-table {
        font-size: 0.8rem;
    }
    
    .md-table th,
    .md-table td {
        padding: 10px 12px;
    }
    
    .md-table td:first-child {
        min-width: 100px;
    }
}

/* ============================================ */
/* 政策文档内容样式 */
/* ============================================ */
.policy-content h1,
.policy-content h2,
.policy-content h3,
.policy-content h4,
.policy-content h5,
.policy-content h6 {
    margin-top: 1.5em;
    margin-bottom: 0.6em;
    color: #1e293b;
    line-height: 1.3;
    font-weight: 700;
}

.policy-content h1 { 
    font-size: 1.8rem; 
    color: #10b981;
}

.policy-content h2 { 
    font-size: 1.35rem; 
    border-bottom: 2px solid #10b981;
    padding-bottom: 0.4em;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.policy-content h2::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 1.1em;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 2px;
    margin-right: 0.4rem;
}

.policy-content h3 { 
    font-size: 1.15rem;
    color: #334155;
}

.policy-content h4 { 
    font-size: 1.05rem;
    color: #475569;
}

.policy-content p {
    margin-bottom: 0.8em;
    line-height: 1.7;
    color: #475569;
}

.policy-content ul,
.policy-content ol {
    margin: 0.6em 0;
    padding-left: 1.5em;
}

.policy-content li {
    margin-bottom: 0.3em;
    line-height: 1.6;
    color: #475569;
    position: relative;
}

.policy-content ul li::marker {
    color: #10b981;
}

.policy-content ol li::marker {
    color: #10b981;
    font-weight: 600;
}

.policy-content code {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.88em;
    color: #059669;
    border: 1px solid #d1fae5;
}

.policy-content pre {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 10px;
    overflow-x: auto;
    margin: 1em 0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.policy-content pre code {
    background: none;
    padding: 0;
    color: inherit;
    border: none;
}

.policy-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, #10b981, transparent);
    margin: 1.5em 0;
}

/* 链接样式 - 绿色主题背景高亮 */
.policy-content a,
.auto-link {
    color: #10b981;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.12) 0%, rgba(5, 150, 105, 0.12) 100%);
    padding: 2px 8px;
    border-radius: 4px;
    display: inline;
}

.policy-content a:hover,
.auto-link:hover {
    color: #059669;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.22) 0%, rgba(5, 150, 105, 0.22) 100%);
}

/* 邮箱链接额外样式 */
.email-link {
    word-break: break-all;
}

/* URL链接额外样式 */
.url-link {
    word-break: break-all;
}

.policy-content blockquote {
    border-left: 3px solid #10b981;
    margin: 1em 0;
    padding: 0.8em 1.2em;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    color: #374151;
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

.policy-content blockquote p:last-child {
    margin-bottom: 0;
}

/* 强调文字样式 */
.policy-content strong {
    color: #1e293b;
    font-weight: 600;
}

.policy-content em {
    color: #475569;
    font-style: italic;
}

/* 移除空白的 br 标签间距 */
.policy-content br + br {
    display: none;
}

/* 政策文档容器优化 */
.content-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
}

/* 外层 policy-content 间距调整 */
.policy-content,
.terms-content {
    padding: 40px 0;
    background: white;
}

@media (max-width: 768px) {
    .content-container {
        padding: 1rem;
    }
    
    .policy-content,
    .terms-content {
        padding: 24px 0;
    }
    
    .policy-content h1 {
        font-size: 1.5rem;
    }
    
    .policy-content h2 {
        font-size: 1.2rem;
    }
    
    .policy-content h2::before {
        width: 3px;
        height: 1em;
    }
    
    .policy-content p {
        line-height: 1.6;
    }
}