*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,sans-serif;line-height:1.6;color:#333}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.section-title{text-align:center;margin-bottom:40px;font-size:2.5rem;color:#2c5aa0;position:relative}.section-title:after{content:"";display:block;width:100px;height:3px;background:#4caf50;margin:10px auto}.btn{display:inline-block;padding:12px 24px;border-radius:4px;text-decoration:none;font-weight:700;transition:all .3s ease}.btn-primary{background:#4caf50;color:#fff;border:2px solid #4caf50}.btn-primary:hover{background:transparent;color:#4caf50}.btn-secondary{background:transparent;color:#2c5aa0;border:2px solid #2c5aa0}.btn-secondary:hover{background:#2c5aa0;color:#fff}.navbar{background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.1);position:fixed;top:0;left:0;right:0;z-index:1000}.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:20px}.navbar-brand h1{font-size:1.8rem;color:#4caf50;margin:0}.navbar-menu{display:flex;list-style:none}.navbar-menu li{margin-left:20px}.navbar-menu a{text-decoration:none;color:#333;font-weight:700;transition:color .3s ease}.navbar-menu a:hover{color:#4caf50}.banner{background:linear-gradient(rgba(0,0,0,.6),rgba(0,0,0,.6)),url(https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=beautiful%20natural%20landscape%2C%20green%20mountains%2C%20clean%20water%2C%20blue%20sky&image_size=landscape_16_9);background-size:cover;background-position:50%;height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;margin-top:80px}.banner-content h2{font-size:3.5rem;margin-bottom:20px}.banner-content p{font-size:1.2rem;margin-bottom:30px}.about{padding:100px 0;background:#f9f9f9}.about-content{display:flex;align-items:center;gap:40px}.about-text{flex:1}.about-text h3{font-size:1.8rem;margin-bottom:20px;color:#2c5aa0}.about-text p{margin-bottom:20px;font-size:1.1rem}.about-image{flex:1}.about-image img{width:100%;height:auto;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1)}.services{padding:100px 0}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.service-item{background:#fff;padding:30px;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1);text-align:center;transition:transform .3s ease}.service-item:hover{transform:translateY(-10px)}.service-icon{width:80px;height:80px;background:#4caf50;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:2rem}.service-item h3{font-size:1.5rem;margin-bottom:15px;color:#2c5aa0}.advantages{padding:100px 0;background:#f0f8f0}.advantages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}.advantage-item{background:#fff;padding:30px;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1);text-align:center}.advantage-item h3{font-size:1.3rem;margin-bottom:15px;color:#2c5aa0}.projects{padding:100px 0}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.project-item{background:#fff;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1);overflow:hidden;transition:transform .3s ease}.project-item:hover{transform:translateY(-10px)}.project-item img{width:100%;height:200px;-o-object-fit:cover;object-fit:cover}.project-item h3{padding:20px;margin:0;color:#2c5aa0}.project-item p{padding:0 20px 20px;margin:0}.news{padding:100px 0;background:#f9f9f9}.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.news-item{background:#fff;padding:30px;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1)}.news-date{color:#4caf50;font-weight:700;margin-bottom:10px}.news-item h3{font-size:1.3rem;margin-bottom:15px;color:#2c5aa0}.news-item p{margin-bottom:20px}.contact{padding:100px 0}.contact-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px}.contact-info h3{font-size:1.5rem;margin-bottom:20px;color:#2c5aa0}.contact-info p{margin-bottom:15px;display:flex;align-items:center}.contact-info i{margin-right:10px;color:#4caf50}.contact-form h3{font-size:1.5rem;color:#2c5aa0}.contact-form h3,.form-group{margin-bottom:20px}.form-group input,.form-group textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:1rem}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#4caf50}.footer{background:#333;color:#fff;padding:60px 0}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:40px}.footer-info h3{font-size:1.5rem;margin-bottom:15px;color:#4caf50}.footer-links h4{font-size:1.2rem;margin-bottom:15px}.footer-links ul{list-style:none}.footer-links li{margin-bottom:10px}.footer-links a{color:#ccc;text-decoration:none;transition:color .3s ease}.footer-links a:hover{color:#4caf50}.footer-contact h4{font-size:1.2rem;margin-bottom:15px}.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid #444}@media (max-width:768px){.navbar .container{flex-direction:column;padding:10px}.navbar-menu{margin-top:15px}.navbar-menu li{margin-left:10px;margin-right:10px}.banner-content h2{font-size:2.5rem}.about-content{flex-direction:column}.contact-content{grid-template-columns:1fr}}@media (max-width:480px){.banner-content h2,.section-title{font-size:2rem}.navbar-menu{flex-wrap:wrap;justify-content:center}}