.top-banner{background-color:var(--primary-blue);color:var(--white);padding:1rem 0;font-size:1.4rem;text-align:center}.top-banner p{margin:0}.header{background-color:var(--white);box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:1000}.header-container{display:flex;align-items:center;justify-content:space-between;padding:1.5rem 2rem;max-width:1400px;margin:0 auto}.logo{display:flex;flex-direction:column;font-weight:700;color:var(--primary-blue);transition:opacity .2s ease}.logo-text{font-size:2.4rem;line-height:1.2}.logo-subtitle{font-size:1rem;font-weight:400;letter-spacing:.1em;opacity:.8}.menu-toggle{display:none;flex-direction:column;gap:.4rem;background:none;padding:.5rem;color:var(--primary-blue)}.menu-toggle span{width:2.4rem;height:.2rem;background-color:currentColor;transition:all .3s ease}.nav{display:flex;align-items:center;gap:3rem;font-size:1.6rem}.nav a{color:var(--text-primary);font-weight:500;position:relative}.nav a:after{content:"";position:absolute;bottom:-.5rem;left:0;width:0;height:2px;background-color:var(--secondary-blue);transition:width .3s ease}.nav a:hover:after{width:100%}.btn-contact{background-color:var(--secondary-blue);color:var(--white)!important;padding:1rem 2rem;border-radius:.4rem;font-weight:600}.btn-contact:after{display:none}.btn-contact:hover{background-color:var(--primary-blue);opacity:1}@media (max-width: 768px){.menu-toggle{display:flex}.nav{position:absolute;top:100%;left:0;right:0;background-color:var(--white);flex-direction:column;padding:2rem;box-shadow:0 4px 6px #0000001a;transform:translateY(-100%);opacity:0;visibility:hidden;transition:all .3s ease}.nav-open{transform:translateY(0);opacity:1;visibility:visible}}.hero{background:linear-gradient(135deg,var(--primary-blue) 0%,var(--dark-blue) 100%);color:var(--white);padding:8rem 2rem;position:relative;overflow:hidden}.hero-pattern{position:absolute;top:0;left:0;right:0;bottom:0;background-image:radial-gradient(circle at 20% 50%,rgba(255,255,255,.05) 1px,transparent 1px),radial-gradient(circle at 80% 80%,rgba(255,255,255,.03) 1px,transparent 1px);background-size:50px 50px,80px 80px;opacity:.6}.hero-content{position:relative;z-index:1;max-width:900px;margin:0 auto;text-align:center}.hero-title{font-size:4.8rem;font-weight:700;margin-bottom:2rem;line-height:1.1}.hero-subtitle{font-size:2.4rem;font-weight:500;margin-bottom:2rem;opacity:.95}.hero-description{font-size:1.8rem;line-height:1.8;margin-bottom:4rem;opacity:.9;max-width:800px;margin-left:auto;margin-right:auto}.btn-primary{display:inline-block;background-color:var(--secondary-blue);color:var(--white);padding:1.6rem 3.2rem;font-size:1.8rem;font-weight:600;border-radius:.4rem;transition:all .3s ease}.btn-primary:hover{background-color:var(--white);color:var(--primary-blue);transform:translateY(-2px);box-shadow:0 8px 16px #0003;opacity:1}@media (max-width: 768px){.hero{padding:6rem 2rem}.hero-title{font-size:3.2rem}.hero-subtitle{font-size:2rem}.hero-description{font-size:1.6rem}.btn-primary{font-size:1.6rem;padding:1.4rem 2.8rem}}.about{padding:8rem 2rem;background-color:var(--white)}.container{max-width:1200px;margin:0 auto}.section-header{text-align:center;margin-bottom:6rem}.section-title{font-size:4rem;color:var(--primary-blue);margin-bottom:2rem}.section-divider{width:80px;height:4px;background-color:var(--secondary-blue);margin:0 auto;border-radius:2px}.about-content{max-width:1000px;margin:0 auto}.about-intro{font-size:1.8rem;line-height:1.8;color:var(--text-primary);margin-bottom:6rem;text-align:center}.about-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:4rem;margin-top:4rem}.feature-card{text-align:center;padding:3rem 2rem;border-radius:.8rem;transition:transform .3s ease,box-shadow .3s ease}.feature-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px #0000001a}.feature-icon{width:80px;height:80px;margin:0 auto 2rem;color:var(--secondary-blue);display:flex;align-items:center;justify-content:center;background-color:var(--light-blue);border-radius:50%}.feature-card h3{font-size:2.2rem;color:var(--primary-blue);margin-bottom:1.5rem}.feature-card p{font-size:1.6rem;line-height:1.6;color:var(--text-secondary)}@media (max-width: 768px){.about{padding:6rem 2rem}.section-title{font-size:3rem}.about-intro{font-size:1.6rem}.about-features{grid-template-columns:1fr;gap:3rem}}.products{padding:8rem 2rem;background-color:var(--gray-100)}.section-description{font-size:1.8rem;color:var(--text-secondary);margin-top:2rem;text-align:center}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(500px,1fr));gap:4rem;margin-top:6rem}.product-card{background-color:var(--white);padding:4rem;border-radius:1.2rem;box-shadow:0 4px 12px #00000014;transition:transform .3s ease,box-shadow .3s ease;position:relative;overflow:hidden}.product-card:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:linear-gradient(180deg,var(--secondary-blue) 0%,var(--primary-blue) 100%)}.product-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.product-number{font-size:8rem;font-weight:700;color:var(--light-blue);line-height:1;margin-bottom:2rem;position:absolute;top:2rem;right:2rem;opacity:.3}.product-title{font-size:2.6rem;color:var(--primary-blue);margin-bottom:2rem;position:relative;z-index:1}.product-description{font-size:1.7rem;line-height:1.8;color:var(--text-primary);margin-bottom:3rem;position:relative;z-index:1}.product-features{list-style:none;padding:0;position:relative;z-index:1}.product-features li{font-size:1.6rem;line-height:1.8;color:var(--text-primary);margin-bottom:1.5rem;padding-left:2rem;position:relative}.product-features li:before{content:"✓";position:absolute;left:0;color:var(--secondary-blue);font-weight:700;font-size:1.8rem}.product-features strong{color:var(--primary-blue);font-weight:600}@media (max-width: 768px){.products{padding:6rem 2rem}.products-grid{grid-template-columns:1fr;gap:3rem}.product-card{padding:3rem 2rem}.product-number{font-size:6rem;top:1.5rem;right:1.5rem}.product-title{font-size:2.2rem}.product-description{font-size:1.6rem}.product-features li{font-size:1.5rem}}.smart-water{padding:8rem 2rem;background-color:var(--white)}.overview-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:3rem;margin-bottom:6rem}.overview-card{background:linear-gradient(135deg,var(--light-blue) 0%,var(--white) 100%);padding:3rem;border-radius:1rem;border-left:4px solid var(--secondary-blue)}.overview-card h3{font-size:2.4rem;color:var(--primary-blue);margin-bottom:1.5rem}.overview-card p{font-size:1.7rem;line-height:1.8;color:var(--text-primary)}.architecture-section{margin-bottom:6rem;padding:4rem;background-color:var(--gray-100);border-radius:1.2rem}.subsection-title{font-size:3rem;color:var(--primary-blue);margin-bottom:2rem;text-align:center}.architecture-intro{font-size:1.8rem;line-height:1.8;text-align:center;margin-bottom:4rem;color:var(--text-primary)}.architecture-intro strong{color:var(--primary-blue);font-weight:600}.architecture-layers{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem}.layer-item{background-color:var(--white);padding:2.5rem 2rem;border-radius:.8rem;text-align:center;position:relative;transition:transform .3s ease,box-shadow .3s ease}.layer-item:hover{transform:translateY(-4px);box-shadow:0 8px 16px #0000001a}.layer-number{width:60px;height:60px;background:linear-gradient(135deg,var(--secondary-blue) 0%,var(--primary-blue) 100%);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.4rem;font-weight:700;margin:0 auto 1.5rem}.layer-item h4{font-size:2rem;color:var(--primary-blue);margin-bottom:1rem}.layer-item p{font-size:1.5rem;line-height:1.6;color:var(--text-secondary)}.features-section{margin-top:6rem}.feature-module{margin-bottom:5rem;padding:3rem;background-color:var(--gray-100);border-radius:1rem}.module-title{font-size:2.6rem;color:var(--primary-blue);margin-bottom:2rem;display:flex;align-items:center;gap:1rem}.module-icon{font-size:3rem}.module-description{font-size:1.7rem;line-height:1.8;color:var(--text-primary);margin-bottom:2rem}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.feature-item{background-color:var(--white);padding:2rem;border-radius:.8rem;transition:transform .3s ease,box-shadow .3s ease}.feature-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.feature-item h5{font-size:1.9rem;color:var(--primary-blue);margin-bottom:1rem;font-weight:600}.feature-item p{font-size:1.5rem;line-height:1.7;color:var(--text-secondary)}.sub-module{margin-top:3rem;padding-top:3rem;border-top:2px solid var(--gray-200)}.sub-module:first-child{border-top:none;padding-top:0;margin-top:0}.sub-module-title{font-size:2.2rem;color:var(--primary-blue);margin-bottom:2rem;font-weight:600}.feature-list{display:flex;flex-direction:column;gap:2rem}.feature-detail{display:flex;gap:2rem;background-color:var(--white);padding:2rem;border-radius:.8rem;transition:transform .3s ease,box-shadow .3s ease}.feature-detail:hover{transform:translate(4px);box-shadow:0 4px 12px #0000001a}.feature-number{flex-shrink:0;width:40px;height:40px;background-color:var(--secondary-blue);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:700}.feature-detail>div{flex:1}.feature-detail strong{font-size:1.9rem;color:var(--primary-blue);display:block;margin-bottom:.8rem;font-weight:600}.feature-detail p{font-size:1.6rem;line-height:1.7;color:var(--text-secondary)}@media (max-width: 768px){.smart-water{padding:6rem 2rem}.overview-section{grid-template-columns:1fr}.architecture-section{padding:2rem}.architecture-layers{grid-template-columns:1fr}.feature-module{padding:2rem}.feature-grid{grid-template-columns:1fr}.feature-detail{flex-direction:column;gap:1rem}.subsection-title{font-size:2.4rem}.module-title{font-size:2.2rem}}.advantages{padding:8rem 2rem;background-color:var(--white)}.advantages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:4rem;margin-top:6rem}.advantage-item{padding:3rem;border-radius:.8rem;background:linear-gradient(135deg,var(--light-blue) 0%,var(--white) 100%);transition:transform .3s ease,box-shadow .3s ease}.advantage-item:hover{transform:translateY(-6px);box-shadow:0 12px 24px #007bff26}.advantage-icon{width:60px;height:60px;margin-bottom:2rem;color:var(--secondary-blue);display:flex;align-items:center;justify-content:center;background-color:var(--white);border-radius:.8rem;box-shadow:0 2px 8px #007bff1a}.advantage-item h3{font-size:2.2rem;color:var(--primary-blue);margin-bottom:1.5rem}.advantage-item p{font-size:1.6rem;line-height:1.8;color:var(--text-primary)}@media (max-width: 768px){.advantages{padding:6rem 2rem}.advantages-grid{grid-template-columns:1fr;gap:3rem}.advantage-item{padding:2.5rem}}.global{padding:8rem 2rem;background:linear-gradient(135deg,var(--gray-100) 0%,var(--white) 100%)}.global-content{margin-bottom:6rem}.section-header-left{text-align:left}.section-header-left .section-divider{margin:0}.global-description{font-size:1.8rem;line-height:1.8;color:var(--text-primary);margin-bottom:2rem;max-width:900px}.mission-section{margin-top:6rem}.mission-card{background:linear-gradient(135deg,var(--primary-blue) 0%,var(--dark-blue) 100%);color:var(--white);padding:6rem 5rem;border-radius:1.2rem;text-align:center;position:relative;overflow:hidden}.mission-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:radial-gradient(circle at 30% 30%,rgba(255,255,255,.05) 1px,transparent 1px),radial-gradient(circle at 70% 70%,rgba(255,255,255,.03) 1px,transparent 1px);background-size:60px 60px,90px 90px;opacity:.6}.mission-card>*{position:relative;z-index:1}.mission-title{font-size:3.6rem;margin-bottom:3rem;color:var(--white)}.mission-text{font-size:2rem;line-height:1.8;margin-bottom:3rem;opacity:.95;max-width:900px;margin-left:auto;margin-right:auto}.mission-callout{font-size:2.2rem;font-weight:600;margin-bottom:4rem;opacity:1}.btn-secondary{display:inline-block;background-color:var(--white);color:var(--primary-blue);padding:1.6rem 3.2rem;font-size:1.8rem;font-weight:600;border-radius:.4rem;transition:all .3s ease}.btn-secondary:hover{background-color:var(--secondary-blue);color:var(--white);transform:translateY(-2px);box-shadow:0 8px 16px #0003;opacity:1}@media (max-width: 768px){.global{padding:6rem 2rem}.global-description{font-size:1.6rem}.mission-card{padding:4rem 3rem}.mission-title{font-size:2.8rem}.mission-text{font-size:1.7rem}.mission-callout{font-size:1.9rem}.btn-secondary{font-size:1.6rem;padding:1.4rem 2.8rem}}.footer{background-color:var(--dark-blue);color:var(--white);padding:6rem 2rem 3rem;position:relative}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:4rem;margin-bottom:4rem;max-width:1200px;margin-left:auto;margin-right:auto}.footer-section h3,.footer-section h4{color:var(--white);margin-bottom:2rem;font-size:2rem}.footer-logo{font-size:2.8rem;font-weight:700;margin-bottom:1rem}.footer-tagline{font-size:1.5rem;line-height:1.6;opacity:.9;margin-bottom:1.5rem}.footer-address{font-size:1.5rem;opacity:.8}.footer-section ul{list-style:none}.footer-section ul li{font-size:1.5rem;margin-bottom:1rem;opacity:.8;transition:opacity .2s ease}.footer-section ul li:hover{opacity:1}.footer-section a{color:var(--white);opacity:.8;transition:all .2s ease}.footer-section a:hover{opacity:1;text-decoration:underline}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:3rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:2rem;max-width:1200px;margin:0 auto}.footer-bottom p{font-size:1.4rem;opacity:.8;margin:0}.footer-links{display:flex;align-items:center;gap:1.5rem;font-size:1.4rem}.footer-links a{color:var(--white);opacity:.8}.footer-links a:hover{opacity:1}.footer-links span{opacity:.5}.help-button{position:fixed;bottom:3rem;right:3rem;background-color:var(--primary-blue);color:var(--white);padding:1.5rem 2rem;border-radius:3rem;display:flex;align-items:center;gap:1rem;font-size:1.6rem;font-weight:600;box-shadow:0 4px 12px #0003;z-index:999;transition:all .3s ease}.help-button:hover{background-color:var(--secondary-blue);transform:translateY(-2px);box-shadow:0 6px 16px #0000004d}.help-button svg{width:24px;height:24px}@media (max-width: 768px){.footer{padding:4rem 2rem 2rem}.footer-content{grid-template-columns:1fr;gap:3rem}.footer-bottom{flex-direction:column;text-align:center}.help-button{bottom:2rem;right:2rem;padding:1.2rem 1.6rem;font-size:1.4rem}.help-button span{display:none}}.app{display:flex;flex-direction:column;min-height:100vh}main{flex:1}:root{--primary-blue: #1a3a5e;--secondary-blue: #007bff;--dark-blue: #0d2440;--light-blue: #e6f2ff;--white: #ffffff;--gray-100: #f8f9fa;--gray-200: #e9ecef;--gray-600: #6c757d;--gray-900: #212529;--text-primary: #212529;--text-secondary: #6c757d;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;font-weight:400;color-scheme:light;color:var(--text-primary);background-color:var(--white);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0}html{font-size:62.5%;scroll-behavior:smooth}body{font-size:1.6rem;margin:0;min-width:320px;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;letter-spacing:-.02em;margin:0}a{color:inherit;text-decoration:none;transition:opacity .2s ease}a:hover{opacity:.8}button{font-family:inherit;cursor:pointer;border:none;transition:all .2s ease}ul{list-style:none}img{max-width:100%;height:auto;display:block}