*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:#1f2937;background-color:#fff;overflow-x:hidden}:root{--primary-green: #10b981;--primary-blue: #3b82f6;--dark-green: #059669;--dark-blue: #1d4ed8;--light-green: #d1fae5;--light-blue: #dbeafe;--accent-teal: #14b8a6;--text-dark: #1f2937;--text-light: #6b7280;--white: #ffffff;--light-gray: #f9fafb;--border-light: #e5e7eb;--shadow: 0 10px 25px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, .25)}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:1rem;color:var(--text-dark)}h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:800}h2{font-size:clamp(2rem,4vw,3rem);color:var(--primary-green)}h3{font-size:clamp(1.5rem,3vw,2rem);color:var(--primary-blue)}h4{font-size:1.25rem;color:var(--dark-green)}p{margin-bottom:1.5rem;color:var(--text-light);font-size:1.1rem;line-height:1.7}a{color:var(--primary-blue);text-decoration:none;transition:all .3s ease}a:hover{color:var(--dark-blue);text-decoration:underline}.navbar{position:fixed;top:0;left:0;right:0;background:#fffffff2;backdrop-filter:blur(10px);border-bottom:1px solid var(--border-light);z-index:1000;transition:all .3s ease}.navbar.scrolled{background:#fffffffa;box-shadow:var(--shadow)}.nav-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center;height:70px}.nav-logo{font-size:1.8rem;font-weight:800;background:linear-gradient(135deg,var(--primary-green),var(--accent-teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-menu{display:flex;list-style:none;gap:2rem;align-items:center}.nav-link{padding:.5rem 1rem;border-radius:50px;transition:all .3s ease;font-weight:500;position:relative}.nav-link:hover{background:var(--light-green);color:var(--dark-green);text-decoration:none;transform:translateY(-2px)}.nav-link.active{background:linear-gradient(135deg,var(--primary-green),var(--accent-teal));color:#fff}.nav-link.active:hover{background:linear-gradient(135deg,var(--dark-green),var(--primary-green));color:#fff}.nav-toggle{display:none;flex-direction:column;cursor:pointer;padding:.5rem}.nav-toggle span{width:25px;height:3px;background:var(--primary-green);margin:3px 0;transition:.3s;border-radius:2px}.hero{min-height:100vh;display:flex;align-items:center;position:relative;background:linear-gradient(135deg,#f0fdf4,#ecfdf5,#e6fffa);overflow:hidden;margin-top:70px}.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 20% 20%,rgba(16,185,129,.1) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(59,130,246,.1) 0%,transparent 50%),radial-gradient(circle at 40% 60%,rgba(20,184,166,.05) 0%,transparent 50%);pointer-events:none}.hero-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;position:relative;z-index:1}.hero-content{animation:fadeInUp 1s ease-out}.hero-title{margin-bottom:1.5rem;background:linear-gradient(135deg,var(--primary-green),var(--primary-blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.3rem;margin-bottom:2rem;color:var(--text-light)}.hero-visual{flex:1;display:flex;justify-content:center;align-items:center;position:relative}.hero-image{max-width:100%;height:auto;border-radius:8px;box-shadow:0 4px 6px #0000001a}.energy-icon{width:300px;height:300px;background:linear-gradient(135deg,var(--primary-green),var(--accent-teal));border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);animation:float 6s ease-in-out infinite;position:relative}.energy-icon:before{content:"⚡";font-size:8rem;color:#fff}.energy-icon:after{content:"";position:absolute;width:320px;height:320px;border:2px solid var(--primary-green);border-radius:50%;opacity:.3;animation:pulse 4s ease-in-out infinite}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:1rem 2rem;border:none;border-radius:50px;font-size:1.1rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.btn-primary{background:linear-gradient(135deg,var(--primary-green),var(--accent-teal));color:#fff;box-shadow:0 4px 15px #10b98166}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 25px #10b98180;color:#fff;text-decoration:none}.btn-secondary{background:transparent;color:var(--primary-green);border:2px solid var(--primary-green)}.btn-secondary:hover{background:var(--primary-green);color:#fff;text-decoration:none}.btn-outline{background:#fff;color:var(--primary-blue);border:2px solid var(--primary-blue)}.btn-outline:hover{background:var(--primary-blue);color:#fff;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 2rem}main{padding:4rem 0}.section{padding:5rem 0}.section-alt{background:var(--light-gray)}.card{background:#fff;border-radius:20px;padding:2rem;box-shadow:var(--shadow);transition:all .3s ease;border:1px solid var(--border-light)}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.form-group{margin-bottom:1.5rem}label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text-dark)}input,select,textarea{width:100%;padding:1rem;border:2px solid var(--border-light);border-radius:10px;font-size:1rem;transition:all .3s ease;background:#fff}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-green);box-shadow:0 0 0 3px #10b9811a}.appliance-row{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:1rem;align-items:end;margin-bottom:1rem;padding:2rem;background:#fff;border-radius:15px;box-shadow:var(--shadow);border-left:4px solid var(--primary-green);transition:all .3s ease}.appliance-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}#results{margin-top:3rem;padding:3rem;background:linear-gradient(135deg,var(--light-green),var(--light-blue));border-radius:20px;border:2px solid var(--primary-green)}#result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:2rem}.result-card{background:linear-gradient(135deg,var(--primary-green),var(--accent-teal));color:#fff;padding:2rem;border-radius:15px;text-align:center;box-shadow:var(--shadow);transition:all .3s ease}.result-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.result-card h3{color:#fff;margin-bottom:1rem;font-size:1.1rem;opacity:.9}.cost{font-size:2.5rem;font-weight:800;margin:1rem 0;text-shadow:0 2px 4px rgba(0,0,0,.3)}.appliance-result{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;background:#fff;border-radius:10px;margin-bottom:1rem;box-shadow:0 2px 10px #0000000d;border-left:4px solid var(--accent-teal);transition:all .3s ease}.appliance-result:hover{transform:translate(5px);box-shadow:var(--shadow)}.share-buttons{margin-top:2rem;display:flex;flex-wrap:wrap;gap:1rem}.share-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;color:#fff;text-decoration:none;border-radius:25px;font-size:.9rem;font-weight:500;transition:all .3s ease}.share-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #0003;color:#fff;text-decoration:none}.share-twitter{background:linear-gradient(135deg,#1da1f2,#0d8bd9)}.share-facebook{background:linear-gradient(135deg,#4267b2,#365899)}.share-pinterest{background:linear-gradient(135deg,#bd081c,#a00716)}.share-reddit{background:linear-gradient(135deg,#ff4500,#e03e00)}.share-telegram{background:linear-gradient(135deg,#08c,#006ba6)}.share-whatsapp{background:linear-gradient(135deg,#25d366,#1ebe57)}.share-email{background:linear-gradient(135deg,#6b7280,#4b5563)}.product-card{display:flex;background:#fff;border-radius:15px;overflow:hidden;box-shadow:var(--shadow);transition:all .3s ease;border-left:4px solid var(--primary-blue);margin-bottom:2rem}.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.product-info{padding:2rem;flex:1}.product-info h4{color:var(--primary-green);margin-bottom:1rem;font-size:1.3rem}.newsletter{background:linear-gradient(135deg,var(--light-green),var(--light-blue));padding:4rem;border-radius:20px;text-align:center;margin-top:4rem;border:2px solid var(--primary-green)}.newsletter h3{color:var(--primary-green);margin-bottom:1rem;font-size:2rem}.newsletter form{display:flex;max-width:500px;margin:2rem auto 0;gap:1rem}.newsletter input{flex:1;border-radius:25px}.newsletter button{border-radius:25px;white-space:nowrap}table{width:100%;border-collapse:collapse;margin:2rem 0;background:#fff;border-radius:15px;overflow:hidden;box-shadow:var(--shadow)}th,td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-light)}th{background:linear-gradient(135deg,var(--primary-green),var(--accent-teal));color:#fff;font-weight:600}tr:hover{background:var(--light-gray)}ul,ol{margin:1rem 0;padding-left:2rem}li{margin-bottom:.5rem;line-height:1.6;color:var(--text-light)}.faq-item{margin-bottom:2rem;padding:2rem;background:#fff;border-radius:15px;border-left:4px solid var(--primary-blue);box-shadow:var(--shadow)}.faq-item h3,.faq-item h4{color:var(--primary-green);margin-bottom:1rem}footer{background:linear-gradient(135deg,var(--text-dark),#374151);color:#fff;padding:4rem 0 2rem;margin-top:5rem}.footer-content{max-width:1200px;margin:0 auto;padding:0 2rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;margin-bottom:2rem}.footer-section h4{color:var(--primary-green);margin-bottom:1rem}.footer-section ul{list-style:none;padding:0}.footer-section ul li{margin-bottom:.5rem}.footer-section ul li a{color:#d1d5db;transition:color .3s ease}.footer-section ul li a:hover{color:var(--primary-green);text-decoration:none}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid #4b5563;color:#9ca3af}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}@keyframes pulse{0%,to{transform:scale(1);opacity:.3}50%{transform:scale(1.05);opacity:.1}}@media (max-width: 768px){.nav-menu{position:fixed;left:-100%;top:70px;flex-direction:column;background:#fff;width:100%;text-align:center;transition:.3s;box-shadow:var(--shadow);padding:2rem 0}.nav-menu.active{left:0}.nav-toggle{display:flex}.nav-toggle.active span:nth-child(1){transform:rotate(-45deg) translate(-5px,6px)}.nav-toggle.active span:nth-child(2){opacity:0}.nav-toggle.active span:nth-child(3){transform:rotate(45deg) translate(-5px,-6px)}.hero-container{grid-template-columns:1fr;text-align:center;gap:2rem}.hero-visual{order:-1}.energy-icon{width:200px;height:200px}.energy-icon:before{font-size:5rem}.energy-icon:after{width:220px;height:220px}.appliance-row{grid-template-columns:1fr;gap:1rem}.newsletter form{flex-direction:column}.share-buttons{justify-content:center}.container{padding:0 1rem}}@media (max-width: 480px){.nav-container{padding:0 1rem}.hero{padding:2rem 0}.appliance-result{flex-direction:column;text-align:center;gap:1rem}.cost{font-size:2rem}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mt-4{margin-top:2rem}.mb-4{margin-bottom:2rem}.py-4{padding:2rem 0}.fade-in{animation:fadeInUp .6s ease-out}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}button:focus,input:focus,select:focus,textarea:focus,a:focus{outline:2px solid var(--primary-green);outline-offset:2px}