:root{--primary-color: #0a2e5c;--secondary-color: #ffffff;--accent-color: #f97316;--text-color: #111111;--light-gray: #f5f5f5;--medium-gray: #e0e0e0;--dark-gray: #333333;--border-color: #e0e0e0}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text-color);background-color:var(--secondary-color);line-height:1.6}.app-container{min-height:100vh;display:flex;flex-direction:column}.header{background-color:var(--primary-color);color:var(--secondary-color);padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:100;box-shadow:0 2px 10px #0000001a}.logo{font-size:1.5rem;font-weight:700;letter-spacing:1px}.navigation{display:flex;gap:1.5rem}.navigation button{background:none;border:none;color:var(--secondary-color);font-size:1rem;font-weight:500;cursor:pointer;padding:.5rem 0;position:relative;transition:color .3s ease}.navigation button:hover,.navigation button.active{color:var(--accent-color)}.navigation button.active:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background-color:var(--accent-color)}.main-content{flex:1;padding:2rem;max-width:1200px;margin:0 auto;width:100%}.hero-section{display:flex;flex-direction:column;align-items:center;text-align:center;padding:4rem 2rem;background:linear-gradient(135deg,#f8fafc,#e2e8f0);border-radius:12px;margin-bottom:3rem}.hero-content h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary-color);line-height:1.2}.subtitle{font-size:1.2rem;margin-bottom:2rem;color:var(--dark-gray)}.stats{display:flex;justify-content:center;gap:2rem;margin-bottom:2rem;flex-wrap:wrap}.stat-item{text-align:center}.stat-number{font-size:2.5rem;font-weight:700;color:var(--primary-color);display:block}.stat-label{font-size:1rem;color:var(--dark-gray);display:block}.cta-button{background-color:var(--accent-color);color:#fff;border:none;padding:.75rem 2rem;font-size:1.1rem;font-weight:600;border-radius:6px;cursor:pointer;transition:background-color .3s ease}.cta-button:hover{background-color:#ea580c}.hero-image{margin-top:2rem;width:100%;max-width:800px}.image-placeholder{background-color:var(--light-gray);height:300px;display:flex;align-items:center;justify-content:center;border:2px dashed var(--border-color);border-radius:8px;color:var(--dark-gray);font-weight:500}.about-section h2,.products-section h2,.applications-section h2,.custom-section h2,.contact-section h2{font-size:2rem;margin-bottom:2rem;color:var(--primary-color);text-align:center}.about-content{display:flex;gap:2rem;align-items:center}.about-text{flex:1}.about-text p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.8}.about-image{flex:1}.product-category{margin-bottom:3rem}.product-category h3{font-size:1.5rem;margin-bottom:1.5rem;color:var(--primary-color);padding-bottom:.5rem;border-bottom:2px solid var(--accent-color);display:inline-block}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem}.product-card{background-color:var(--secondary-color);border:1px solid var(--border-color);border-radius:8px;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease}.product-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px #0000001a}.product-image{height:200px}.product-card h4{font-size:1.2rem;margin:1rem;color:var(--primary-color)}.product-card p{padding:0 1rem 1rem;color:var(--dark-gray)}.applications-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem}.application-card{background-color:var(--secondary-color);border:1px solid var(--border-color);border-radius:8px;overflow:hidden;text-align:center;transition:transform .3s ease,box-shadow .3s ease}.application-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px #0000001a}.application-image{height:180px}.application-card h3{font-size:1.3rem;margin:1.5rem 1rem 1rem;color:var(--primary-color)}.application-card p{padding:0 1rem 1.5rem;color:var(--dark-gray)}.custom-content{display:flex;gap:3rem;margin-top:2rem}.custom-text{flex:1}.custom-text p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.8}.custom-text h3{font-size:1.4rem;margin:1.5rem 0 1rem;color:var(--primary-color)}.custom-text ul{padding-left:1.5rem;margin-bottom:2rem}.custom-text li{margin-bottom:.75rem}.custom-form{flex:1;background-color:var(--light-gray);padding:2rem;border-radius:8px}.custom-form h3{font-size:1.4rem;margin-bottom:1.5rem;color:var(--primary-color)}.contact-content{display:flex;gap:3rem;margin-top:2rem}.contact-info{flex:1}.contact-info h3{font-size:1.4rem;margin-bottom:1rem;color:var(--primary-color)}.contact-info p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.8}.contact-details{margin-top:1.5rem}.contact-item{display:flex;margin-bottom:1rem}.contact-label{font-weight:600;min-width:120px;color:var(--primary-color)}.contact-value{color:var(--dark-gray)}.contact-form{flex:1;background-color:var(--light-gray);padding:2rem;border-radius:8px}.contact-form h3{font-size:1.4rem;margin-bottom:1.5rem;color:var(--primary-color)}.form-group{margin-bottom:1.25rem}.form-group input,.form-group textarea{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:6px;font-size:1rem;transition:border-color .3s ease}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent-color)}.submit-button{background-color:var(--accent-color);color:#fff;border:none;padding:.75rem 2rem;font-size:1.1rem;font-weight:600;border-radius:6px;cursor:pointer;transition:background-color .3s ease}.submit-button:hover{background-color:#ea580c}.footer{background-color:var(--primary-color);color:var(--secondary-color);padding:2rem;margin-top:auto}.footer-content{max-width:1200px;margin:0 auto;text-align:center}.footer-logo{font-size:1.5rem;font-weight:700;margin-bottom:1rem;letter-spacing:1px}.footer p{margin:.5rem 0;opacity:.8}@media (max-width: 768px){.header{flex-direction:column;padding:1rem}.navigation{margin-top:1rem;flex-wrap:wrap;justify-content:center}.main-content{padding:1rem}.hero-section{padding:2rem 1rem}.hero-content h1{font-size:2rem}.stats{gap:1rem}.stat-number{font-size:2rem}.about-content,.custom-content,.contact-content{flex-direction:column}.custom-form,.contact-form{padding:1.5rem}}