Rockfall Barrier

.product-container {
max-width: 1200px;
margin: 0 auto;
padding: 20px;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
line-height: 1.7;
color: #333;
background: #fff;
}

.specifications-table, .order-table, .model-table, .comparison-table {
width: 100%;
border-collapse: collapse;
margin: 25px 0;
box-shadow: 0 4px 15px rgba(0,0,0,0.1);
border-radius: 8px;
overflow: hidden;
}

.specifications-table th, .specifications-table td,
.order-table th, .order-table td,
.model-table th, .model-table td,
.comparison-table th, .comparison-table td {
padding: 15px 12px;
text-align: left;
border: 1px solid #e0e0e0;
}

.specifications-table th, .order-table th, .model-table th, .comparison-table th {
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
}

.series-container {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
gap: 25px;
margin: 25px 0;
}

.series-block {
background: #f8f9fa;
padding: 20px;
border-radius: 10px;
border: 1px solid #dee2e6;
}

.series-block h4 {
color: #495057;
margin-bottom: 15px;
font-size: 1.3em;
}

.comparison-container {
margin: 25px 0;
}

.advantage {
color: #28a745;
font-weight: 600;
}

.application-list {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
gap: 20px;
list-style: none;
padding: 0;
margin: 25px 0;
}

.application-list li {
background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
padding: 20px;
border-radius: 8px;
border-left: 5px solid #2c5aa0;
transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.application-list li:hover {
transform: translateY(-3px);
box-shadow: 0 6px 20px rgba(44, 90, 160, 0.15);
}

.advantages-container {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: 25px;
margin: 30px 0;
}

.advantage-item {
background: #fff;
padding: 25px;
border-radius: 10px;
box-shadow: 0 4px 15px rgba(0,0,0,0.1);
border-top: 4px solid #28a745;
transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.advantage-item:hover {
transform: translateY(-5px);
box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.advantage-item h4 {
color: #28a745;
font-size: 1.2em;
margin-bottom: 15px;
font-weight: 600;
}

.certification-list {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
gap: 15px;
list-style: none;
padding: 0;
}

.certification-list li {
background: #f8f9fa;
padding: 15px;
border-radius: 6px;
border-left: 3px solid #17a2b8;
}

.support-services ul {
list-style: none;
padding: 0;
}

.support-services li {
background: #f8f9fa;
margin: 10px 0;
padding: 15px;
border-radius: 6px;
border-left: 3px solid #6c757d;
position: relative;
padding-left: 25px;
}

.support-services li:before {
content: "✓";
color: #28a745;
font-weight: bold;
position: absolute;
left: 8px;
}

h1, h2, h3 {
color: #2c5aa0;
font-weight: 600;
}

h1 {
font-size: 2.8em;
margin-bottom: 15px;
text-align: center;
}

h2 {
font-size: 2em;
color: #495057;
font-weight: 400;
text-align: center;
margin-bottom: 30px;
}

h3 {
font-size: 1.6em;
margin: 30px 0 20px 0;
border-bottom: 2px solid #e9ecef;
padding-bottom: 10px;
}

.product-overview {
background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
padding: 30px;
border-radius: 10px;
margin: 25px 0;
border: 1px solid #dee2e6;
}

section {
margin: 35px 0;
}

@media (max-width: 768px) {
.product-container {
padding: 15px;
}

.series-container {
grid-template-columns: 1fr;
}

.specifications-table, .order-table, .model-table, .comparison-table {
font-size: 13px;
}

.specifications-table th, .specifications-table td,
.order-table th, .order-table td,
.model-table th, .model-table td,
.comparison-table th, .comparison-table td {
padding: 10px 8px;
}

.application-list {
grid-template-columns: 1fr;
}

.advantages-container {
grid-template-columns: 1fr;
}

h1 {
font-size: 2.2em;
}

h2 {
font-size: 1.6em;
}
}

@media (max-width: 480px) {
.advantage-item, .application-list li {
padding: 15px;
}

.product-overview {
padding: 20px;
}

.series-block {
padding: 15px;
}
}
```