/* SIND Compressed Air Treatment Page */
.sind-air-treatment {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 20px;
}
.sind-air-treatment section {
    margin-bottom: 50px;
}
.sind-air-treatment h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #181818;
    margin-bottom: 16px;
}
.sind-air-treatment h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #00a0dd;
    margin: 0 0 8px;
}
.sind-air-treatment h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #181818;
    margin: 0 0 8px;
}
.sind-air-treatment p {
    font-size: 1rem;
    color: #4c5560;
    line-height: 1.6;
    margin: 0 0 12px;
}
.sind-at-contaminants {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 20px 0;
}
@media (max-width: 767px) {
    .sind-at-contaminants { grid-template-columns: 1fr; }
}
.sind-at-contam {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #00a0dd;
}
.sind-at-flowchart {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    margin: 30px 0;
}
.sind-at-step {
    flex: 1;
    min-width: 150px;
    text-align: center;
    padding: 20px;
    background: #fff;
    border: 2px solid #e8e8e8;
    border-radius: 12px;
    transition: all 0.2s;
}
.sind-at-step:hover {
    border-color: #00a0dd;
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}
.sind-at-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}
.sind-at-arrow {
    font-size: 1.5rem;
    color: #00a0dd;
    font-weight: 700;
}
@media (max-width: 991px) {
    .sind-at-flowchart { flex-direction: column; }
    .sind-at-arrow { transform: rotate(90deg); }
}
.sind-at-product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 30px 0;
}
@media (max-width: 767px) {
    .sind-at-product-grid { grid-template-columns: 1fr; }
}
.sind-at-product {
    background: #f8f9fa;
    padding: 24px;
    border-radius: 12px;
    border: 2px solid transparent;
    transition: all 0.2s;
}
.sind-at-product:hover {
    border-color: #00a0dd;
    background: #fff;
}
.sind-at-product ul {
    margin: 12px 0 0;
    padding-left: 20px;
}
.sind-at-product li {
    font-size: 0.9375rem;
    color: #4c5560;
    margin: 6px 0;
}
.sind-at-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
.sind-at-table th {
    background: #00a0dd;
    color: #fff;
    padding: 12px;
    text-align: left;
    font-weight: 600;
}
.sind-at-table td {
    padding: 12px;
    border-bottom: 1px solid #e8e8e8;
}
.sind-at-table tr:hover {
    background: #f8f9fa;
}
.sind-at-cta {
    background: linear-gradient(135deg, #00a0dd 0%, #0077a8 100%);
    color: #fff;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
}
.sind-at-cta h2 {
    color: #fff;
}
.sind-at-cta p {
    color: rgba(255,255,255,0.9);
    font-size: 1.125rem;
}
.sind-at-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 14px 28px;
    background: #fff;
    color: #00a0dd;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
}
.sind-at-btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}