.about-biogas {
    margin-top: 100px;
    padding: 2px;
    background: #f7f7f7;
}

.about-container {
    max-width: 1400px;
    margin: auto;
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 0 20px;
}

/* Left Image */
.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

/* Content */
.about-content {
    flex: 1.2;
}

.about-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.about-content p {
    font-size: 17px;
    line-height: 1.7;
    margin-bottom: 18px;
    color: #444;
}

.about-btn {
    display: inline-block;
    margin-top: 10px;
    padding: 12px 28px;
    background: #0b8f47;
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s ease;
}

.about-btn:hover {
    background: #067235;
}

/* Responsive */
@media (max-width: 900px) {
    .about-container {
        flex-direction: column;
    }
}
.biogas-benefits {
    background: #ffffff;
}

.benefits-container {
    max-width: 1400px;
    margin: auto;
}

.biogas-benefits h2 {
    font-size: 32px;
    color: #1a1a1a;
}

.benefits-list {
    list-style: disc;
    padding-left: 25px;
}

.benefits-list li {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 14px;
    color: #444;
}
.biogas-services {
    background: #f6fdf7;
}

.services-container {
    max-width: 1300px;
    margin: auto;
    text-align: center;
}

.biogas-services h2 {
    font-size: 36px;
    margin-bottom: 40px;
    color: #1a1a1a;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.service-card {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    text-align: left;
    transition: 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: #0b8f47;
}

.service-card p {
    font-size: 15px;
    line-height: 1.6;
    color: #444;
}

.service-card ul {
    margin-top: 12px;
    padding-left: 18px;
}

.service-card ul li {
    font-size: 15px;
    color: #555;
    margin-bottom: 8px;
}
.biogas-efficiency {
    padding: 2px;
    background: #ffffff;
}

.efficiency-container {
    max-width: 1300px;
    margin: auto;
    display: flex;
    align-items: center;
    gap: 40px;
}

.efficiency-content {
    flex: 1.2;
}

.efficiency-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.efficiency-content p {
    font-size: 17px;
    color: #444;
    line-height: 1.7;
    margin-bottom: 15px;
}

.efficiency-content ul {
    margin-top: 15px;
    padding-left: 20px;
}

.efficiency-content ul li {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

/* Right Image */
.efficiency-image {
    flex: 1;
}

.efficiency-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

/* Responsive */
@media (max-width: 900px) {
    .efficiency-container {
        flex-direction: column;
    }
}
.biogas-sustainability {
    background: #f7fdf9;
}

.sustain-container {
    max-width: 1100px;
    margin: auto;
}

.biogas-sustainability h2 {
    font-size: 36px;
    margin-bottom: 25px;
    color: #1a1a1a;
}

.biogas-sustainability p {
    font-size: 17px;
    line-height: 1.7;
    color: #444;
    margin-bottom: 18px;
}

.sustain-points {
    margin-top: 20px;
    padding-left: 22px;
}

.sustain-points li {
    font-size: 17px;
    line-height: 1.7;
    margin-bottom: 10px;
    color: #333;
}
.biogas-case-studies {
    background: #ffffff;
}

.case-container {
    max-width: 900px;
    margin: auto;
    text-align: center;
}

.biogas-case-studies h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.biogas-case-studies p {
    font-size: 17px;
    line-height: 1.8;
    color: #444;
}
.biogas-brochure {
    padding: 20px 20px;
    background: #5ce98b;
    text-align: center;
}

.brochure-container {
    max-width: 800px;
    margin: auto;
}

.biogas-brochure h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.biogas-brochure p {
    font-size: 17px;
    line-height: 1.7;
    color: #444;
    margin-bottom: 30px;
}

.download-btn {
    display: inline-block;
    padding: 14px 32px;
    background: #269428;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: 0.3s ease;
}

.download-btn:hover {
    background: #067235;
}
.biogas-accessories {
    padding: 70px 20px;
    background: #ffffff;
}

.accessories-container {
    max-width: 1300px;
    margin: auto;
    display: flex;
    align-items: center;
    gap: 40px;
}

/* Left Image */
.accessories-image {
    flex: 1;
}

.accessories-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

/* Right Content */
.accessories-content {
    flex: 1.2;
}

.accessories-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.accessories-content p {
    font-size: 17px;
    line-height: 1.7;
    color: #444;
    margin-bottom: 15px;
}

.accessories-content ul {
    margin-top: 15px;
    padding-left: 20px;
}

.accessories-content ul li {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

/* Responsive */
@media (max-width: 900px) {
    .accessories-container {
        flex-direction: column;
    }
}
.biogas-accessories-list {
    padding: 60px 20px;
    background: #f8fdf8;
}

.access-item {
    display: flex;
    align-items: center;
    gap: 35px;
    margin-bottom: 60px;
}

.access-item.reverse {
    flex-direction: row-reverse;
}

.access-image {
    flex: 1;
}

.access-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

.access-content {
    flex: 1.2;
}

.access-content h3 {
    font-size: 26px;
    color: #0b8f47;
    margin-bottom: 12px;
}

.access-content p {
    font-size: 17px;
    color: #444;
    line-height: 1.7;
    margin-bottom: 12px;
}

.access-content ul {
    padding-left: 20px;
}

.access-content ul li {
    font-size: 16px;
    margin-bottom: 8px;
    color: #333;
}

/* Responsive */
@media (max-width: 900px) {
    .access-item,
    .access-item.reverse {
        flex-direction: column;
    }
}
.biomethanation-additives {
    padding: 70px 20px;
    background: #ffffff;
}

.additives-container {
    max-width: 1300px;
    margin: auto;
    display: flex;
    align-items: center;
    gap: 40px;
}

/* Left Side Content */
.additives-content {
    flex: 1.2;
}

.additives-content h2 {
    font-size: 36px;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.additives-content h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: #0b8f47;
}

.additives-content p {
    font-size: 17px;
    color: #444;
    line-height: 1.7;
    margin-bottom: 18px;
}

.additives-content h3 {
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 22px;
    color: #1a1a1a;
}

.additives-content ul {
    padding-left: 22px;
}

.additives-content ul li {
    font-size: 17px;
    line-height: 1.7;
    margin-bottom: 10px;
}

/* Right Image */
.additives-image {
    flex: 1;
}

.additives-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

/* Responsive */
@media (max-width: 900px) {
    .additives-container {
        flex-direction: column;
        text-align: left;
    }
}
.biogas-additives {
    padding: 70px 20px;
    background: #ffffff;
}

.additives-title {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 50px;
}

.additives-title h2 {
    font-size: 36px;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.additives-title p {
    font-size: 17px;
    color: #444;
}

/* ROW STRUCTURE */
.additive-row {
    display: flex;
    align-items: center;
    gap: 40px;
    max-width: 1300px;
    margin: 0 auto 60px;
}

/* Reverse row */
.additive-row.reverse {
    flex-direction: row-reverse;
}

/* IMAGE */
.additive-image {
    flex: 1;
}

.additive-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

/* CONTENT */
.additive-content {
    flex: 1.2;
}

.additive-content h3 {
    font-size: 26px;
    margin-bottom: 15px;
    color: #0b8f47;
}

.additive-content p {
    font-size: 17px;
    margin-bottom: 14px;
    color: #444;
}

.additive-content ul {
    padding-left: 20px;
}

.additive-content ul li {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .additive-row,
    .additive-row.reverse {
        flex-direction: column;
    }
}
.biogas-additives {
    padding: 70px 20px;
    background: #ffffff;
}

.additives-title {
    text-align: left;
    max-width: 1300px;
    margin: 0 auto 50px;
}

.additives-title h2 {
    font-size: 36px;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.additives-title p {
    font-size: 17px;
    color: #444;
}

/* ROW STRUCTURE */
.additive-row {
    display: flex;
    align-items: left;
    gap: 40px;
    max-width: 1300px;
    margin: 0 auto 60px;
}

/* Reverse row */
.additive-row.reverse {
    flex-direction: row-reverse;
}

/* IMAGE */
.additive-image {
    flex: 1;
}

.additive-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
}

/* CONTENT */
.additive-content {
    flex: 1.2;
}

.additive-content h3 {
    font-size: 26px;
    margin-bottom: 15px;
    color: #0b8f47;
}

.additive-content p {
    font-size: 17px;
    margin-bottom: 14px;
    color: #444;
}

.additive-content ul {
    padding-left: 20px;
}

.additive-content ul li {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .additive-row,
    .additive-row.reverse {
        flex-direction: column;
    }
}