/* ==================== 产品详情页样式 ==================== */

.product-detail {
    padding-top: 72px;
}

.product-hero {
    padding: 80px 60px;
    text-align: center;
    color: #fff;
}
.product-hero-content {
    max-width: 700px;
    margin: 0 auto;
}
.product-hero-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 20px;
    overflow: hidden;
    background: rgba(255,255,255,0.2);
}
.product-hero-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.product-hero h1 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
}
.product-hero p {
    font-size: 18px;
    opacity: 0.9;
    line-height: 1.8;
}

.product-body {
    max-width: 1000px;
    margin: 0 auto;
    padding: 60px 60px 80px;
}

.product-section {
    margin-bottom: 50px;
}
.product-section h2 {
    font-size: 26px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid #f0f0f0;
}
.product-section p {
    font-size: 16px;
    color: #555;
    line-height: 2;
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.advantage-item {
    background: #f8f9ff;
    border-radius: 12px;
    padding: 28px;
    transition: transform 0.3s;
}
.advantage-item:hover {
    transform: translateY(-4px);
}
.advantage-item .adv-icon {
    font-size: 32px;
    margin-bottom: 12px;
}
.advantage-item h4 {
    font-size: 17px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}
.advantage-item p {
    font-size: 14px;
    color: #888;
    line-height: 1.7;
}

.service-list {
    list-style: none;
    padding: 0;
}
.service-list li {
    font-size: 15px;
    color: #555;
    padding: 10px 0;
    border-bottom: 1px solid #f5f5f5;
    display: flex;
    align-items: center;
    gap: 10px;
}
.service-list li::before {
    content: '✓';
    color: #667eea;
    font-weight: bold;
    font-size: 16px;
}

.industry-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.industry-tags .tag {
    padding: 8px 20px;
    background: #f0f2ff;
    color: #667eea;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}
.industry-tags .tag:hover {
    background: #667eea;
    color: #fff;
}

.product-cta {
    text-align: center;
    background: linear-gradient(135deg, #f8f9ff, #f5f0ff);
    border-radius: 16px;
    padding: 50px 40px;
    margin-top: 20px;
}
.product-cta h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 10px;
}
.product-cta p {
    font-size: 15px;
    color: #888;
    margin-bottom: 24px;
}

/* 产品分割线 */
.product-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, #e0e0e0, transparent);
    margin: 60px 0;
}

/* 定价卡片 */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.pricing-card {
    background: #fff;
    border: 2px solid #f0f0f0;
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s;
}
.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.pricing-card.featured {
    border-color: #667eea;
    position: relative;
}
.pricing-card.featured::after {
    content: '推荐';
    position: absolute;
    top: -12px;
    right: 20px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 10px;
}
.pricing-badge {
    display: inline-block;
    background: #f0f2ff;
    color: #667eea;
    font-size: 14px;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: 20px;
    margin-bottom: 16px;
}
.pricing-price {
    font-size: 40px;
    font-weight: 800;
    color: #1a1a2e;
    margin-bottom: 4px;
}
.pricing-period {
    font-size: 14px;
    color: #999;
    margin-bottom: 20px;
}
.pricing-sub {
    font-size: 14px;
    color: #888;
    margin-bottom: 16px;
}
.pricing-features {
    list-style: none;
    padding: 0;
    margin-bottom: 24px;
    text-align: left;
}
.pricing-features li {
    font-size: 14px;
    color: #555;
    padding: 8px 0;
    border-bottom: 1px solid #f5f5f5;
    display: flex;
    align-items: center;
    gap: 8px;
}
.pricing-features li::before {
    content: '✓';
    color: #667eea;
    font-weight: bold;
}
.pricing-table {
    text-align: left;
    margin-bottom: 8px;
}
.pricing-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #f5f5f5;
    font-size: 15px;
    color: #555;
}
.pricing-row .price {
    font-weight: 700;
    color: #e74c3c;
}