*{margin:0;padding:0;box-sizing:border-box;}body{font-family:"Arial","Helvetica Neue",Helvetica,sans-serif;color:#333;line-height:1.6;background-color:#fff;}a{text-decoration:none;color:inherit;transition:all 0.3s ease;}img{max-width:100%;height:auto;display:block;}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}.sustainability-hero{background-image:url('https://pub-1a00c552aecf4a41bf3afb9b9f12703e.r2.dev/banner-4.webp');color:white;padding:100px 0;text-align:center;margin-bottom:60px;}.sustainability-hero h1{font-size:3rem;margin-bottom:20px;font-weight:700;}.sustainability-hero p{font-size:1.3rem;max-width:800px;margin:0 auto;opacity:0.9;}.intro-text{text-align:center;max-width:900px;margin:0 auto 60px;font-size:1.1rem;line-height:1.8;color:#555;}.sustainability-section{margin-bottom:80px;}.section-title{text-align:center;margin-bottom:50px;}.section-title h2{font-size:2.2rem;color:#2e7d32;margin-bottom:15px;}.section-title p{color:#666;max-width:700px;margin:0 auto;}.vision-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;margin-bottom:60px;}.vision-card{background:#f1f8e9;padding:40px 30px;border-radius:10px;text-align:center;border-top:4px solid #4caf50;transition:all 0.3s ease;}.vision-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px rgba(76,175,80,0.15);}.vision-icon{width:80px;height:80px;background:#e8f5e9;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 25px;color:#4caf50;font-size:36px;}.vision-card h3{color:#2e7d32;margin-bottom:15px;font-size:1.5rem;}.vision-card p{color:#555;line-height:1.7;}.materials-section{background:#f8fdf8;padding:80px 0;margin:60px 0;}.materials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:40px;}.material-card{background:white;border-radius:10px;overflow:hidden;box-shadow:0 5px 15px rgba(76,175,80,0.08);transition:all 0.3s ease;border:1px solid #e8f5e9;}.material-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px rgba(76,175,80,0.15);border-color:#4caf50;}.material-image{height:200px;overflow:hidden;background-color:#f1f8e9;}.material-image img{width:100%;height:100%;object-fit:cover;}.material-content{padding:25px;}.material-content h3{color:#2e7d32;margin-bottom:15px;font-size:1.4rem;}.material-content p{color:#666;margin-bottom:20px;}.material-features{list-style-type:none;}.material-features li{padding:8px 0;color:#555;position:relative;padding-left:25px;}.material-features li:before{content:"✓";position:absolute;left:0;color:#4caf50;font-weight:bold;}.process-steps{display:flex;flex-direction:column;gap:40px;position:relative;margin-top:50px;}.process-steps:before{content:'';position:absolute;left:30px;top:0;bottom:0;width:2px;background:#4caf50;opacity:0.3;}.process-step{display:flex;align-items:flex-start;position:relative;}.step-number{width:60px;height:60px;background:#4caf50;color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:bold;flex-shrink:0;margin-right:30px;z-index:1;}.step-content{background:#f1f8e9;padding:25px;border-radius:10px;flex-grow:1;}.step-content h3{color:#2e7d32;margin-bottom:10px;font-size:1.3rem;}.stats-section{background-image:linear-gradient(
        rgba(0,0,0,0.3),rgba(0,0,0,0.3)
),url('https://pub-1a00c552aecf4a41bf3afb9b9f12703e.r2.dev/banner-6.webp');color:white;padding:80px 0;text-align:center;margin:60px 0;}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px;}.stat-item{padding:20px;}.stat-number{font-size:2.5rem;font-weight:700;margin-bottom:10px;}.stat-label{font-size:1.1rem;opacity:0.9;}.certificates-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;margin-top:40px;}.certificate-card{background:white;border-radius:10px;padding:30px;text-align:center;box-shadow:0 5px 15px rgba(0,0,0,0.05);border:1px solid #e8f5e9;transition:all 0.3s ease;}.certificate-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(76,175,80,0.1);}.certificate-icon{width:70px;height:70px;background:#e8f5e9;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;color:#4caf50;font-size:30px;}.certificate-card h3{color:#2e7d32;margin-bottom:15px;font-size:1.3rem;}.cta-section{background:linear-gradient(to right,#f1f8e9,#f8fdf8);padding:80px 0;text-align:center;margin-top:60px;}.cta-button{display:inline-block;background:#4caf50;color:white;padding:14px 32px;border-radius:30px;font-weight:600;font-size:1.1rem;border:none;cursor:pointer;transition:all 0.3s ease;text-align:center;margin-top:30px;box-shadow:0 4px 12px rgba(76,175,80,0.3);}.cta-button:hover{background:#388e3c;transform:translateY(-3px);box-shadow:0 6px 15px rgba(76,175,80,0.4);}.cta-button.secondary{background:#81c784;box-shadow:0 4px 12px rgba(129,199,132,0.3);}.cta-button.secondary:hover{background:#66bb6a;}.eco-icon{display:inline-block;width:24px;height:24px;background-color:#4caf50;color:white;border-radius:50%;text-align:center;line-height:24px;margin-right:8px;font-size:12px;}.eco-slogan{background:#e8f5e9;padding:20px;border-radius:10px;text-align:center;margin:30px 0;border-left:5px solid #4caf50;}.eco-slogan p{font-size:1.2rem;color:#2e7d32;font-weight:500;font-style:italic;}@media (max-width:768px){.sustainability-hero{padding:80px 0;}.sustainability-hero h1{font-size:2.2rem;}.vision-grid,.materials-grid{grid-template-columns:1fr;}.stats-grid{grid-template-columns:repeat(2,1fr);}.process-steps:before{left:25px;}.step-number{width:50px;height:50px;font-size:1.2rem;margin-right:20px;}.cta-button{display:block;width:100%;margin-bottom:15px;}.cta-button.secondary{margin-left:0;}}@media (max-width:480px){.stats-grid{grid-template-columns:1fr;}.certificates-grid{grid-template-columns:1fr;}.stat-number{font-size:2rem;}.material-image{height:180px;}}