/* 达远科技 - 钢结构建筑源头厂家 */
.b2b-shop-header { background: linear-gradient(135deg, #1a365d, #2b6cb0); }
.b2b-shop-logo:hover { color: #fff; }
.b2b-shop-nav a:hover { background: rgba(255,255,255,.18); color: #fff; }
.b2b-shop-banner { background: linear-gradient(135deg, #1a365d, #3182ce); }
.b2b-shop-section-title { color: #1a365d; }
.b2b-about-stat-num { color: #2b6cb0; }
.b2b-about-contact { margin-top: 20px; padding: 16px; background: #f7fafc; border-radius: 6px; border-left: 3px solid #2b6cb0; }
.b2b-about-contact p { margin: 6px 0; font-size: 14px; color: #4a5568; }
.b2b-about-contact a { color: #2b6cb0; font-weight: 600; }
.b2b-product-card:hover { box-shadow: 0 8px 24px rgba(26,54,93,.15); }
.b2b-advantage-card { border-top: 3px solid #2b6cb0; }
.b2b-process-card { background: #fff; border-radius: 8px; box-shadow: 0 1px 4px rgba(0,0,0,.06); }
.b2b-contact-card { border-top: 3px solid #2b6cb0; }
.b2b-banner-service-area { margin-top: 12px; font-size: 15px; opacity: 0.85; }
.b2b-banner-cta { margin-top: 24px; }
.b2b-banner-cta a { display: inline-block; background: rgba(255,255,255,.15); border: 2px solid #fff; border-radius: 8px; padding: 12px 32px; color: #fff; text-decoration: none; transition: all 0.2s; }
.b2b-banner-cta a:hover { background: #fff; color: #1a365d; text-decoration: none; }
.b2b-banner-cta-tel { display: block; font-size: 24px; font-weight: bold; line-height: 1.3; }
.b2b-banner-cta-text { display: block; font-size: 14px; opacity: 0.9; }
.b2b-section-intro { font-size: 14px; color: #4a5568; line-height: 2; margin-bottom: 24px; padding: 16px; background: #fff; border-radius: 6px; border-left: 3px solid #2b6cb0; }
.b2b-spec-table { width: 100%; border-collapse: collapse; margin-top: 24px; }
.b2b-spec-table th { background: #1a365d; color: #fff; padding: 10px 12px; text-align: left; font-size: 14px; }
.b2b-spec-table td { padding: 10px 12px; border-bottom: 1px solid #e2e8f0; font-size: 13px; color: #4a5568; }
.b2b-spec-table tr:nth-child(even) td { background: #f7fafc; }
.b2b-spec-table tr:hover td { background: #ebf4ff; }
.b2b-mobile-call-btn { background: #2b6cb0; box-shadow: 0 2px 8px rgba(43,108,176,.3); }
@media (max-width: 768px) {
    .b2b-banner-cta-tel { font-size: 20px; }
    .b2b-spec-table { font-size: 12px; }
    .b2b-spec-table th, .b2b-spec-table td { padding: 8px 6px; }
}