/* 优势对比模块 - 简约设计 */

/* 简约配色系统 */
:root {
    /* 简约配色 - 灰色、浅蓝色、白色组合 */
    --minimal-white: #ffffff;
    --minimal-gray-50: #f8fafc;
    --minimal-gray-100: #f1f5f9;
    --minimal-gray-200: #e2e8f0;
    --minimal-gray-300: #cbd5e1;
    --minimal-gray-400: #94a3b8;
    --minimal-gray-500: #64748b;
    --minimal-gray-600: #475569;
    --minimal-gray-700: #334155;
    --minimal-gray-800: #1e293b;
    --minimal-gray-900: #0f172a;
    
    /* 浅蓝色系 */
    --minimal-blue-50: #f0f9ff;
    --minimal-blue-100: #e0f2fe;
    --minimal-blue-200: #bae6fd;
    --minimal-blue-300: #7dd3fc;
    --minimal-blue-400: #38bdf8;
    --minimal-blue-500: #0ea5e9;
    --minimal-blue-600: #0284c7;
    --minimal-blue-700: #0369a1;
    
    /* 简约阴影 */
    --minimal-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --minimal-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --minimal-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* 简约边框半径 */
    --minimal-radius-sm: 4px;
    --minimal-radius-md: 8px;
    --minimal-radius-lg: 12px;
    
    /* 简约过渡 */
    --minimal-transition: all 0.2s ease;
    
    /* 字体系统 */
    --minimal-font-family: 'MiSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* 优势对比区域 */
.advantage-comparison {
    background: linear-gradient(135deg, var(--minimal-gray-50) 0%, var(--minimal-white) 100%);
    padding: 100px 0;
    position: relative;
    font-family: var(--minimal-font-family);
}

.advantage-comparison::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

/* 区域标题 */
.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--minimal-gray-900);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* 区域副标题 */
.section-subtitle {
    font-size: 1.3rem;
    color: var(--minimal-gray-600);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.5;
}

/* 对比表格容器 */
.comparison-table-wrapper {
    background: var(--minimal-white);
    border-radius: var(--minimal-radius-lg);
    box-shadow: var(--minimal-shadow-lg);
    overflow: visible;
    border: 1px solid var(--minimal-gray-200);
    margin-top: 4rem;
    max-width: 1400px; /* 调大表格 */
    margin-left: auto;
    margin-right: auto;
    transition: var(--minimal-transition);
}

.comparison-table-wrapper:hover {
    box-shadow: 0 12px 20px -5px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

/* 对比表格 */
.comparison-table {
    width: 100%;
    display: table;
    table-layout: fixed;
    border-radius: var(--minimal-radius-lg);
    overflow: hidden;
}

/* 表格头部 */
.table-header {
    display: table-row;
    background: linear-gradient(135deg, var(--minimal-gray-50) 0%, var(--minimal-gray-100) 100%);
    border-bottom: 2px solid var(--minimal-gray-200);
}

.header-item {
    display: table-cell;
    padding: 2.5rem 1.5rem;
    text-align: center;
    font-weight: 600;
    font-size: 1.4rem;
    color: var(--minimal-gray-800);
    vertical-align: middle;
    position: relative;
    line-height: 1.3;
    border-bottom: 3px solid var(--minimal-gray-200);
    transition: var(--minimal-transition);
}

.header-item.comparison-category {
    background: var(--minimal-gray-100);
    color: var(--minimal-gray-700);
    font-weight: 500;
    width: 20%;
}

.header-item.our-product {
    background: linear-gradient(135deg, var(--minimal-blue-50) 0%, var(--minimal-blue-100) 100%);
    color: var(--minimal-blue-700);
    position: relative;
    width: 30%;
    overflow: visible;
}

.header-item.competitor,
.header-item.traditional {
    width: 25%;
}

/* 推荐标签 */
.product-badge {
    position: absolute;
    top: -12px;
    right: -12px;
    background: linear-gradient(135deg, var(--minimal-blue-500) 0%, var(--minimal-blue-600) 100%);
    color: var(--minimal-white);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: var(--minimal-radius-sm);
    box-shadow: var(--minimal-shadow-md);
    transform: rotate(12deg);
    white-space: nowrap;
    z-index: 10;
}

/* 表格行 */
.table-row {
    display: table-row;
    border-bottom: 1px solid var(--minimal-gray-200);
    transition: var(--minimal-transition);
}

.table-row:hover {
    background: var(--minimal-gray-50);
}

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

/* 表格单元格 */
.table-cell {
    display: table-cell;
    padding: 2rem 1.8rem;
    text-align: center;
    vertical-align: middle;
    font-size: 1.35rem;
    line-height: 1.4;
    font-weight: 500;
    color: var(--minimal-gray-700);
    transition: var(--minimal-transition);
    border-bottom: 1px solid var(--minimal-gray-100);
}

.table-cell:hover {
    background-color: var(--minimal-gray-25);
    transform: translateY(-1px);
}

.table-cell.category {
    background: var(--minimal-gray-50);
    color: var(--minimal-gray-700);
    font-weight: 600;
    text-align: left;
    padding-left: 2rem;
}

.table-cell.our-product {
    background: linear-gradient(135deg, var(--minimal-blue-50) 0%, var(--minimal-blue-100) 100%);
    color: var(--minimal-blue-800);
    font-weight: 700;
    position: relative;
    border: none;
}

.table-cell.our-product.highlight {
    background: linear-gradient(135deg, var(--minimal-blue-100) 0%, var(--minimal-blue-200) 100%);
    color: var(--minimal-blue-900);
    border: none;
    font-weight: 700;
    box-shadow: var(--minimal-shadow-md);
}

.table-cell.competitor {
    color: var(--minimal-gray-600);
}

.table-cell.traditional {
    color: var(--minimal-gray-500);
}

/* 特殊符号样式 */
.table-cell:contains("✓") {
    color: var(--minimal-blue-600);
    font-weight: 600;
    font-size: 1.2rem;
}

.table-cell:contains("x") {
    color: var(--minimal-gray-400);
    font-weight: 600;
    font-size: 1.1rem;
}

/* 响应式设计 */
/* 平板设备 */
@media (max-width: 1024px) and (min-width: 769px) {
    .advantage-comparison {
        padding: 4rem 2rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .section-subtitle {
        font-size: 1.2rem;
    }
    
    .comparison-table-wrapper {
        margin-top: 3rem;
    }
    
    .header-item {
        padding: 2rem 1.2rem;
        font-size: 1.2rem;
    }
    
    .table-cell {
        padding: 1.6rem 1.2rem;
        font-size: 1.2rem;
    }
    
    .table-cell.category {
        padding-left: 1.5rem;
    }
}

/* 手机设备 */
@media (max-width: 768px) {
    .advantage-comparison {
        padding: 3rem 1rem;
    }
    
    .section-title {
        font-size: 2.2rem;
        margin-bottom: 1rem;
        line-height: 1.1;
        font-weight: 700;
        letter-spacing: -0.01em;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
        line-height: 1.4;
        font-weight: 400;
        color: var(--minimal-gray-600);
    }
    
    .comparison-table-wrapper {
        margin-top: 2rem;
        border-radius: var(--minimal-radius-md);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: var(--minimal-shadow-md);
        /* 移除滚动指示器 */
    }
    
    .comparison-table {
        min-width: 650px;
    }
    
    .header-item {
        padding: 1.8rem 0.8rem;
        font-size: 1.05rem;
        line-height: 1.2;
        font-weight: 600;
        letter-spacing: -0.005em;
        min-height: 44px; /* 确保触摸目标足够大 */
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
    }
    
    .header-item:active {
        background-color: var(--minimal-gray-50);
        transform: scale(0.98);
    }
    
    .table-cell {
        padding: 1.5rem 0.8rem;
        font-size: 1rem;
        line-height: 1.3;
        font-weight: 500;
        letter-spacing: 0;
        min-height: 44px; /* 确保触摸目标足够大 */
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
    }
    
    .table-cell:active {
        background-color: var(--minimal-gray-25);
        transform: scale(0.98);
    }
    
    .table-cell.category {
        padding-left: 1.2rem;
        font-size: 0.95rem;
        font-weight: 600;
        line-height: 1.2;
        min-height: 44px;
    }
    
    .table-cell.our-product {
        font-weight: 700;
        font-size: 1.05rem;
    }
    
    .table-cell.our-product:active {
        background-color: var(--minimal-blue-75);
        transform: scale(0.98);
    }
    
    .table-cell.our-product.highlight {
        font-weight: 700;
        font-size: 1.05rem;
    }
    
    .table-cell.our-product.highlight:active {
        background-color: var(--minimal-blue-150);
        transform: scale(0.98);
    }
    
    .product-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }
}

/* 小屏手机设备 */
@media (max-width: 480px) {
    .advantage-comparison {
        padding: 2.5rem 0.8rem;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
        line-height: 1.1;
        font-weight: 700;
        letter-spacing: -0.01em;
    }
    
    .section-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        line-height: 1.4;
        padding: 0 0.5rem;
        font-weight: 400;
        color: var(--minimal-gray-600);
    }
    
    .comparison-table-wrapper {
        margin-top: 1.5rem;
        border-radius: var(--minimal-radius);
        margin-left: -0.8rem;
        margin-right: -0.8rem;
        position: relative;
        /* 移除滚动指示器 */
    }
    
    .comparison-table {
        min-width: 580px;
    }
    
    .header-item {
        padding: 1.4rem 0.6rem;
        font-size: 0.95rem;
        line-height: 1.2;
        font-weight: 600;
        letter-spacing: -0.005em;
        min-height: 40px; /* 确保触摸目标足够大 */
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
    }
    
    .header-item:active {
        background-color: var(--minimal-gray-50);
        transform: scale(0.97);
    }
    
    .table-cell {
        padding: 1.3rem 0.6rem;
        font-size: 0.9rem;
        line-height: 1.3;
        font-weight: 500;
        letter-spacing: 0;
        min-height: 40px; /* 确保触摸目标足够大 */
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
    }
    
    .table-cell:active {
        background-color: var(--minimal-gray-25);
        transform: scale(0.97);
    }
    
    .table-cell.category {
        padding-left: 1.2rem;
        font-size: 0.95rem;
        font-weight: 600;
        line-height: 1.2;
        min-height: 44px;
    }
    
    .table-cell.our-product {
        font-weight: 700;
        font-size: 0.95rem;
    }
    
    .table-cell.our-product:active {
        background-color: var(--minimal-blue-75);
        transform: scale(0.97);
    }
    
    .table-cell.our-product.highlight {
        font-weight: 700;
        font-size: 0.95rem;
    }
    
    .table-cell.our-product.highlight:active {
        background-color: var(--minimal-blue-150);
        transform: scale(0.97);
    }
}

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

.comparison-table-wrapper {
    animation: fadeInUp 0.6s ease-out;
}

/* 打印样式 */
@media print {
    .advantage-comparison {
        background: white;
        padding: 20px 0;
    }
    
    .comparison-table-wrapper {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .product-badge {
        background: #333 !important;
        color: white !important;
    }
}