.industrial-blog {
  font-family: 'Calibri', 'Arial', sans-serif;
  color: #222b33;
  background: #ffffff;
  line-height: 1.6;
  max-width: 1120px;
  margin: 40px auto;
  padding: 0 24px;
  border-top: 3px solid #1f3a5f;
}

.industrial-blog .meta-bar {
  font-size: 13px;
  color: #5b6873;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 24px 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid #d9dfe6;
}

.industrial-blog h1 {
  font-size: 34px;
  font-weight: 700;
  color: #1f3a5f;
  margin: 0 0 18px;
  line-height: 1.25;
}

.industrial-blog .intro {
  font-size: 17px;
  color: #444f58;
  margin-bottom: 28px;
  max-width: 820px;
}

.industrial-blog .kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 36px;
}

.industrial-blog .kpi-box {
  border: 1px solid #d9dfe6;
  border-left: 4px solid #ed6b24;
  padding: 18px 20px;
  background: #f7f9fb;
}

.industrial-blog .kpi-box .num {
  font-size: 28px;
  font-weight: 700;
  color: #1f3a5f;
  margin-bottom: 4px;
}

.industrial-blog .kpi-box .label {
  font-size: 14px;
  color: #444f58;
}

.industrial-blog .toc-panel {
  background: #f7f9fb;
  border: 1px solid #d9dfe6;
  padding: 22px 24px;
  margin-bottom: 42px;
}

.industrial-blog .toc-panel h4 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #1f3a5f;
  margin: 0 0 14px;
}

.industrial-blog .toc-panel ol {
  padding-left: 20px;
  margin: 0;
}

.industrial-blog .toc-panel li {
  padding: 6px 0;
  border-bottom: 1px dashed #c7d0da;
  color: #303c47;
}

.industrial-blog h2 {
  font-size: 24px;
  color: #1f3a5f;
  border-left: 5px solid #ed6b24;
  padding: 4px 0 4px 14px;
  margin-top: 48px;
  margin-bottom: 22px;
}

.industrial-blog h3 {
  font-size: 19px;
  color: #1f3a5f;
  margin-top: 28px;
  margin-bottom: 12px;
}

.industrial-blog .two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin: 24px 0 32px;
}

.industrial-blog .col {
  border: 1px solid #d9dfe6;
  padding: 22px;
  background: #ffffff;
}

.industrial-blog .col img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: #e6ebf0;
  margin-bottom: 14px;
  display: block;
}

.industrial-blog ul {
  padding-left: 18px;
  margin: 10px 0 0;
}

.industrial-blog li {
  margin-bottom: 6px;
  color: #303c47;
}

.industrial-blog .tech-note {
  border-left: 4px solid #1f3a5f;
  background: #f7f9fb;
  padding: 16px 20px;
  margin: 28px 0;
  font-size: 15px;
}

.industrial-blog .tech-note strong {
  color: #1f3a5f;
}

.industrial-blog .warning {
  border-left: 4px solid #ed6b24;
  background: #fff7f2;
  padding: 16px 20px;
  margin: 28px 0;
  font-size: 15px;
}

.industrial-blog .warning strong {
  color: #c8551f;
}

.industrial-blog table.compare {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 15px;
}

.industrial-blog table.compare th {
  background: #1f3a5f;
  color: #ffffff;
  text-align: left;
  padding: 13px 16px;
  font-weight: 600;
}

.industrial-blog table.compare td {
  border: 1px solid #d9dfe6;
  padding: 12px 16px;
  color: #303c47;
}

.industrial-blog table.compare tr:nth-child(even) td {
  background: #f7f9fb;
}

.industrial-blog .tag {
  display: inline-block;
  background: #ed6b24;
  color: #ffffff;
  font-size: 13px;
  padding: 2px 10px;
  margin-left: 8px;
  vertical-align: middle;
}

.industrial-blog .timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 30px 0 40px;
}

.industrial-blog .timeline .step {
  border: 1px solid #d9dfe6;
  border-top: 4px solid #1f3a5f;
  padding: 16px;
  background: #ffffff;
  font-size: 14px;
}

.industrial-blog .timeline .step .num {
  font-size: 22px;
  font-weight: 700;
  color: #ed6b24;
  margin-bottom: 6px;
}

.industrial-blog .contact-footer {
  margin-top: 48px;
  border: 1px solid #1f3a5f;
  background: #1f3a5f;
  color: #ffffff;
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  align-items: center;
}

.industrial-blog .contact-footer h3 {
  color: #ffffff;
  margin-top: 0;
}

.industrial-blog .contact-footer a.email {
  display: inline-block;
  background: #ed6b24;
  color: #ffffff;
  padding: 12px 22px;
  font-weight: 700;
  text-decoration: none;
  margin-top: 10px;
}

.industrial-blog .contact-footer .trust {
  font-size: 13px;
  opacity: 0.85;
  border-left: 1px solid rgba(255,255,255,0.4);
  padding-left: 24px;
}

@media (max-width: 820px) {
  .industrial-blog .kpi-row,
  .industrial-blog .two-col,
  .industrial-blog .timeline {
    grid-template-columns: 1fr;
  }

  .industrial-blog .contact-footer {
    grid-template-columns: 1fr;
  }

  .industrial-blog .contact-footer .trust {
    border-left: none;
    padding-left: 0;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.3);
  }
}