:root{--primary-color:#7b68ee;--primary-light:#9d91f2;--primary-dark:#5a4ad1;--accent-color:#00bfff;--dark-bg:#0f1221;--card-bg:#1a1f35;--light-text:#f8f9fa;--medium-text:#c9d1d9;--dark-text:#8b949e;--success:#56d364;--warning:#e3b341;--gradient-bg:linear-gradient(135deg, var(--dark-bg), #182039)}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}body{background:var(--gradient-bg);color:var(--light-text);line-height:1.6;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:0 2rem}header{z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:#0f1221e6;width:100%;padding:1.5rem 0;transition:background-color .3s;position:fixed;top:0}.navbar{justify-content:space-between;align-items:center;display:flex}.logo{align-items:center;font-size:1.8rem;font-weight:700;display:flex}.logo .helium{background:linear-gradient(to right, var(--primary-color), var(--accent-color));color:#0000;-webkit-background-clip:text;background-clip:text}.logo .tenna{color:var(--light-text)}.nav-links{gap:2rem;display:flex}.nav-links a{color:var(--medium-text);border-bottom:2px solid #0000;padding:.5rem 0;font-weight:500;text-decoration:none;transition:all .3s}.nav-links a:hover{color:var(--light-text);border-color:var(--primary-color)}.nav-links a.cta{background-color:var(--primary-color);color:#fff;border:none;border-radius:50px;padding:.5rem 1.5rem}.nav-links a.cta:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 20px #5a4ad133}.hero{padding:10rem 0 6rem;position:relative;overflow:hidden}.hero:before{content:"";z-index:-1;background:radial-gradient(circle,#7b68ee26 0%,#0f122100 70%);width:600px;height:600px;position:absolute;top:-10%;right:-10%}.hero:after{content:"";z-index:-1;background:radial-gradient(circle,#00bfff1a 0%,#0f122100 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var(--primary-color);background-color:#0000}.btn-secondary:hover{background-color:#7b68ee1a;transform:translateY(-3px)}.features{padding:6rem 0;position:relative}.section-title{text-align:center;color:var(--light-text);margin-bottom:1.5rem;font-size:2.5rem;font-weight:700}.section-subtitle{text-align:center;color:var(--medium-text);max-width:600px;margin:0 auto 4rem;font-size:1.1rem}.features-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2.5rem;display:grid}.feature-card{background-color:var(--card-bg);z-index:1;border-radius:16px;padding:2.5rem;transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden}.feature-card:before{content:"";background:linear-gradient(to right, var(--primary-color), var(--accent-color));z-index:-1;height:4px;position:absolute;top:0;left:0;right:0}.feature-card:hover{transform:translateY(-10px);box-shadow:0 20px 40px #0003}.feature-icon{background:linear-gradient(135deg,#7b68ee26,#00bfff26);border-radius:14px;justify-content:center;align-items:center;width:70px;height:70px;margin-bottom:1.5rem;font-size:2.5rem;display:flex}.feature-card h3{color:var(--light-text);margin-bottom:1rem;font-size:1.5rem;font-weight:600}.feature-card p{color:var(--medium-text);font-size:1rem}.pricing{background-color:#0f122199;padding:6rem 0;position:relative}.pricing:before{content:"";z-index:-1;background-image:radial-gradient(circle at 10% 30%,#7b68ee0d 0%,#0000 20%),radial-gradient(circle at 90% 70%,#00bfff0d 0%,#0000 20%);width:100%;height:100%;position:absolute;top:0;left:0}.pricing-container{flex-wrap:wrap;justify-content:center;gap:2rem;margin-top:4rem;display:flex}.pricing-card{background-color:var(--card-bg);border-radius:16px;flex-direction:column;width:350px;padding:3rem;transition:all .3s;display:flex;position:relative}.pricing-card:hover{transform:translateY(-15px);box-shadow:0 30px 60px #00000040}.pricing-card.popular{border:2px solid var(--primary-color)}.popular-badge{background:linear-gradient(to right, var(--primary-color), var(--accent-color));color:#fff;border-radius:50px;padding:.4rem 1.2rem;font-size:.85rem;font-weight:600;position:absolute;top:-12px;right:2rem}.pricing-card h3{color:var(--light-text);margin-bottom:1rem;font-size:1.7rem;font-weight:700}.pricing-desc{color:var(--medium-text);margin-bottom:2rem;font-size:.95rem}.pricing-amount{color:var(--light-text);align-items:center;margin-bottom:.5rem;font-size:3.5rem;font-weight:700;display:flex}.pricing-amount .currency{opacity:.9;margin-right:.3rem;font-size:1.5rem}.pricing-period{color:var(--dark-text);margin-bottom:2rem;font-size:1rem}.pricing-features{flex:1;margin-bottom:2.5rem;list-style:none}.pricing-features li{color:var(--medium-text);align-items:center;margin-bottom:1rem;display:flex}.pricing-features li:before{content:"✓";color:var(--success);width:1.5rem;margin-right:.5rem;font-weight:700;display:inline-block}.pricing-features li.not-included{color:var(--dark-text);text-decoration:line-through}.pricing-features li.not-included:before{content:"×";color:var(--dark-text)}.pricing-card .btn{width:100%;margin-top:auto}.how-it-works{padding:6rem 0}.steps{flex-wrap:wrap;justify-content:center;gap:3rem;margin-top:4rem;display:flex}.step{text-align:center;flex-direction:column;align-items:center;max-width:300px;display:flex}.step-number{background:linear-gradient(135deg, var(--primary-color), var(--accent-color));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;margin-bottom:1.5rem;font-size:1.5rem;font-weight:700;display:flex}.step h3{color:var(--light-text);margin-bottom:1rem;font-size:1.3rem;font-weight:600}.step p{color:var(--medium-text)}.data-flow-visualization{background:linear-gradient(135deg,#0f1221cc,#1a1f3599);border-radius:24px;grid-template-columns:1fr 1fr 1fr;align-items:center;gap:2rem;margin-top:5rem;padding:4rem 2rem;display:grid;position:relative;overflow:visible}.flow-column{z-index:10;flex-direction:column;gap:1.5rem;display:flex;position:relative}.sensor-node{opacity:0;background:#1a1f35e6;border:2px solid #7b68ee4d;border-radius:12px;align-items:center;gap:1rem;padding:1rem 1.25rem;transition:all .4s;animation:.6s ease-out forwards fadeInLeft;display:flex}@keyframes fadeInLeft{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}.sensor-node:hover{border-color:var(--primary-color);transform:translate(10px);box-shadow:0 4px 20px #7b68ee66}.node-icon{filter:drop-shadow(0 2px 8px #7b68ee80);font-size:2rem}.node-label{color:var(--light-text);font-size:.95rem;font-weight:500}.hub-column{justify-content:center;align-items:center;display:flex}.central-hub{border:3px solid var(--primary-color);background:#1a1f35f2;border-radius:50%;justify-content:center;align-items:center;width:200px;height:200px;display:flex;position:relative;box-shadow:0 0 40px #7b68ee80}.hub-glow{background:radial-gradient(circle,#7b68ee4d,#0000 70%);border-radius:50%;animation:3s ease-in-out infinite hubGlow;position:absolute;inset:-20px}@keyframes hubGlow{0%,to{opacity:.5;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}}.hub-pulse{border:2px solid var(--accent-color);opacity:0;border-radius:50%;animation:2s ease-out infinite hubPulse;position:absolute;inset:-10px}@keyframes hubPulse{0%{opacity:1;transform:scale(.8)}to{opacity:0;transform:scale(1.4)}}.hub-content{text-align:center;z-index:2}.hub-icon{margin-bottom:.5rem;font-size:3rem;animation:4s linear infinite hubIconRotate}@keyframes hubIconRotate{0%,to{transform:rotate(0)scale(1)}25%{transform:rotate(-5deg)scale(1.05)}75%{transform:rotate(5deg)scale(1.05)}}.hub-title{color:var(--light-text);margin-bottom:.25rem;font-size:1.2rem;font-weight:700}.hub-subtitle{color:var(--dark-text);text-transform:uppercase;letter-spacing:.5px;font-size:.7rem}.processing-indicator{gap:4px;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}.process-bar{background:var(--accent-color);border-radius:2px;width:3px;height:12px;animation:1.2s ease-in-out infinite processingPulse}@keyframes processingPulse{0%,to{opacity:.5;height:8px}50%{opacity:1;height:16px}}.destination-node{opacity:0;animation:.6s ease-out forwards fadeInRight}@keyframes fadeInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}.notification-preview{background:#1a1f35f2;border:2px solid #7b68ee4d;border-radius:12px;margin-bottom:.75rem;padding:1rem;transition:all .4s;box-shadow:0 4px 12px #0000004d}.destination-node:hover .notification-preview{border-color:var(--accent-color);transform:translate(-10px);box-shadow:0 8px 24px #00bfff66}.notification-header{border-bottom:1px solid #ffffff1a;align-items:center;gap:.5rem;margin-bottom:.75rem;padding-bottom:.5rem;display:flex}.notif-icon{width:24px;height:24px}.notification-header span{color:var(--medium-text);font-size:.85rem;font-weight:600}.notification-body{color:var(--medium-text);font-family:Courier New,monospace;font-size:.8rem;line-height:1.6}.destination-node .node-label{text-align:center;color:var(--dark-text);font-size:.9rem}.flow-connections{pointer-events:none;z-index:1;width:100%;height:100%;position:absolute;top:0;left:0}.data-path{stroke-dasharray:5 5;animation:20s linear infinite pathDash}@keyframes pathDash{to{stroke-dashoffset:-100px}}.data-particle{opacity:.8}@media (width<=1200px){.data-flow-visualization{gap:1rem}.central-hub{width:170px;height:170px}.hub-icon{font-size:2.5rem}.hub-subtitle{font-size:.65rem}.processing-indicator{bottom:15px}}@media (width<=768px){.data-flow-visualization{grid-template-rows:auto auto auto;grid-template-columns:1fr;gap:3rem;padding:3rem 1.5rem}.flow-column{gap:1rem}.sensor-node,.destination-node{animation:.6s ease-out forwards fadeInUp}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.sensor-node:hover,.destination-node:hover .notification-preview{transform:translateY(-5px)}.central-hub{width:160px;height:160px}.flow-connections{display:none}.notification-preview{padding:1.25rem}}.cta-section{text-align:center;background:linear-gradient(135deg,#7b68ee1a,#00bfff1a);padding:6rem 0}.cta-content{max-width:700px;margin:0 auto}.cta-section h2{color:var(--light-text);margin-bottom:1.5rem;font-size:2.5rem;font-weight:700}.cta-section p{color:var(--medium-text);margin-bottom:2.5rem;font-size:1.2rem}footer{background-color:var(--dark-bg);padding:4rem 0 2rem}.footer-content{grid-template-columns:2fr 1fr 1fr;align-items:flex-start;gap:4rem;display:grid}.footer-brand{max-width:400px}.footer-logo{margin-bottom:1rem;font-size:1.5rem;font-weight:700}.footer-links{flex-direction:column;gap:1rem;display:flex}.footer-links a{color:var(--medium-text);text-decoration:none;transition:color .3s}.footer-links a:hover{color:var(--primary-light)}.copyright{color:var(--dark-text);margin-top:1rem;font-size:.9rem}.nav-toggle{color:var(--light-text);cursor:pointer;background:0 0;border:none;font-size:1.5rem;display:none}.mobile-menu{background-color:var(--dark-bg);z-index:200;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100vh;padding:2rem;transition:transform .3s;display:flex;position:fixed;top:0;right:0;transform:translate(100%)}.mobile-menu.active{transform:translate(0)}.mobile-menu-close{color:var(--light-text);cursor:pointer;background:0 0;border:none;font-size:1.5rem;position:absolute;top:1.5rem;right:1.5rem}.mobile-menu .nav-links{flex-direction:column;align-items:center;gap:2rem;display:flex}.mobile-menu .nav-links a{border:none;padding:.5rem 1.5rem;font-size:1.25rem}.mobile-menu .nav-links a.cta{margin-top:1rem;padding:.75rem 2rem}@media (width<=992px){.hero h1{font-size:2.5rem}.features-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.25rem}.feature-card{padding:1.75rem}}@media (width<=768px){.nav-toggle{display:block}.navbar .nav-links{display:none}.hero{padding:7rem 0 3rem}.hero h1{font-size:2.25rem}.hero p{font-size:1rem}.section-title{font-size:2rem}.section-subtitle{font-size:1rem}.pricing-container{flex-direction:column;align-items:center}.pricing-card{width:100%;max-width:100%}.steps{gap:2rem}.cta-section h2{font-size:2rem}.cta-section p{font-size:1rem}}@media (width<=576px){.hero h1{font-size:1.85rem}.hero p{margin-bottom:1.75rem;font-size:.95rem}.hero-buttons{flex-direction:column;width:100%}.hero-buttons .btn{width:100%}.btn{padding:.8rem 1.5rem;font-size:.95rem}.section-title{font-size:1.75rem}.feature-card{padding:1.5rem}.feature-icon{width:50px;height:50px;font-size:1.75rem}.feature-card h3{font-size:1.25rem}.pricing-card{padding:1.5rem}.pricing-card h3{font-size:1.5rem}.pricing-amount{font-size:2.5rem}.step-number{width:45px;height:45px;font-size:1.25rem}.step h3{font-size:1.15rem}.cta-section h2{font-size:1.75rem}.cta-section .btn{width:100%}.footer-content{grid-template-columns:1fr;gap:2rem}.footer-brand{max-width:100%}.footer-links{gap:1rem}}