.spec-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 2rem; }
 .spec-card { background: var(--white); border: 1px solid var(--border-gray); border-radius: 12px; padding: 14px; }
 .spec-card h4 { font-size: 1rem; margin-bottom: 1rem; color: var(--primary-navy); display: flex; align-items: center; gap: 8px;}
 .spec-card h4 i { color: var(--primary-blue); }
 .spec-list { list-style: none; padding: 0; margin: 0; }
 .spec-list li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border-gray); font-size: 0.875rem; }
 .spec-list li:last-child { border-bottom: none; }
 .spec-list li span:first-child { color: var(--text-medium); }
 .spec-list li span:last-child { color: var(--primary-navy); font-weight: 500; }
 .compliance-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; background: var(--light-gray); border-radius: 20px; font-size: 0.75rem; font-weight: 500; color: var(--text-medium); margin: 4px; }
 .compliance-badge i { color: var(--success-green); }
 .feature-highlight { background: var(--primary-light); border-left: 4px solid var(--primary-blue); padding: 14px 24px; border-radius: 0 8px 8px 0; margin: 1.5rem 0; }
 .related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 2rem; }
 .related-card { background: var(--white); border: 1px solid var(--border-gray); border-radius: 8px; padding: 14px; transition: all 0.2s ease; }
 .related-card:hover { border-color: var(--primary-blue); box-shadow: var(--shadow-sm); }
 .process-app-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-top: 1.5rem; }
 .process-app-card { background: var(--white); border: 1px solid var(--border-gray); border-radius: 8px; padding: 14px; text-align: center; }
 .process-app-card i { font-size: 1.5rem; color: var(--primary-blue); margin-bottom: 12px; }
 .process-app-card h4 { font-size: 0.9375rem; margin-bottom: 8px; }
 .process-app-card p { font-size: 0.875rem; color: var(--text-medium); margin: 0; }
 .container-option { background: var(--white); border: 2px solid var(--border-gray); border-radius: 12px; padding: 14px; margin-bottom: 16px; }
 .container-option:hover { border-color: var(--primary-blue); }
 .container-option h4 { display: flex; align-items: center; gap: 10px; margin-bottom: 12px;}
 .container-option h4 i { color: var(--primary-blue); }
 h4 span { flex: 1; text-align: center; }
.hero-features a.hero-feature-item { transition: all 0.3s ease; }
.hero-features a.hero-feature-item:hover { transform: translateY(-4px); background: rgba(255,255,255,0.15); }
.hero-features a.hero-feature-item:hover h4 { color: #8a6d1c; }



 .specs-table-container { overflow-x: auto; margin: 2rem 0; }
 .specs-table { width: 100%; border-collapse: collapse; background: var(--white); border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-sm); }
 .specs-table th { background: var(--primary-navy); color: var(--white); padding: 14px 16px; text-align: left; font-weight: 600; font-size: 0.875rem; }
 .specs-table td { padding: 12px 16px; border-bottom: 1px solid var(--border-gray); font-size: 0.875rem; }
 .specs-table tr:hover { background: var(--light-gray); }
 .specs-table tr:last-child td { border-bottom: none; }
 .tank-type-header { background: var(--primary-light) !important; }
 .tank-type-header td { font-weight: 600; color: var(--primary-navy); padding: 16px; }
 .volume-cell { font-weight: 600; color: var(--primary-blue); }
 .note-box { background: var(--primary-light); border-left: 4px solid var(--primary-blue); padding: 16px 20px; margin: 1.5rem 0; border-radius: 0 8px 8px 0; }
 .config-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; margin: 2rem 0; }
 .config-card { background: var(--white); border: 1px solid var(--border-gray); border-radius: 12px; padding: 14px; }
 .config-card h4 { color: var(--primary-navy); margin-bottom: 1rem; display: flex; align-items: center; gap: 8px; }
 .config-card h4 i { color: var(--primary-blue); }
 .dimension-list { list-style: none; padding: 0; margin: 0; }
 .dimension-list li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border-gray); font-size: 0.875rem; }
 .dimension-list li:last-child { border-bottom: none; }
 .dimension-list li span:first-child { color: var(--text-medium); }
 .dimension-list li span:last-child { color: var(--primary-navy); font-weight: 500; }