.container{margin:0 auto;max-width:1280px;padding:0 40px;width:100%}.iot-section{background:#eaecf5;padding:60px 0 70px}.iot-section h2{color:var(--secondary);font-size:30px;font-weight:700;margin-bottom:10px}.iot-subtitle{color:#6b7280;font-size:13.5px;line-height:1.6;margin-bottom:44px;max-width:480px}.iot-body{align-items:flex-start;display:flex;gap:0;justify-content:space-between}.iot-nav{display:flex;flex-direction:column;flex-shrink:0;gap:2px}.iot-nav-item{border-left:3px solid transparent;border-radius:0 8px 8px 0;color:#273250;cursor:pointer;display:block;font-size:15px;font-weight:500;padding:11px 16px;transition:color .2s;user-select:none;white-space:nowrap}.iot-nav-item:hover{color:var(--secondary)}.iot-nav-item.active{border-left:3px solid var(--primary);color:var(--primary);font-weight:700}.iot-center{align-items:flex-start;display:flex;flex:1;justify-content:center;min-width:0;overflow:visible}.iot-img-wrap{display:grid;max-width:340px;overflow:visible;position:relative;width:100%}.iot-img-wrap img{border-radius:12px;display:block;grid-area:1/1;height:auto;object-fit:cover;opacity:0;transition:opacity .4s ease;width:100%}.iot-img-wrap img.active{opacity:1}.iot-img-wrap:before{background:var(--primary);border-radius:2px;content:"";height:2px;left:100%;position:absolute;transition:top .35s cubic-bezier(.4,0,.2,1);width:28px;z-index:0}.iot-img-wrap.active-sensors:before{left:59%;top:39%;width:90%}.iot-img-wrap.active-compute:before{left:51%;top:36%;width:98%}.iot-img-wrap.active-network:before{left:57%;top:7.7%;width:92%}.iot-img-wrap.active-ui:before{left:44%;top:27%;width:105%}.iot-img-wrap.active-power:before{left:75%;top:27.5%;width:74%}.iot-cards{flex-shrink:0;position:relative;width:350px}.iot-card{background:var(--white);border:2px solid #4268fa;border-radius:18px;display:none;padding:20px}.iot-card.active{display:block}.info-card-header{align-items:flex-start;display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;margin-bottom:16px}.info-card-header h3{color:#4268fa;font-family:var(--main-font);font-size:24px;font-weight:600;letter-spacing:-1px;line-height:1.3;margin:0}.info-badge{background-color:#b2e0db33;border-radius:8px;font-family:var(--main-font);font-size:14px;font-weight:500;line-height:1.2;padding:8px 16px;text-transform:uppercase}.info-group{margin-bottom:13px}.info-group-title{color:var(--secondary);font-family:var(--main-font);font-size:16px;font-weight:500;margin-bottom:5px}.info-group ul{list-style:none;padding:0}.info-group ul li{color:#6b7280;font-size:14px;font-weight:400;line-height:1.55;margin-bottom:3px;padding-left:13px;position:relative}.info-group ul li:before{color:var(--primary);content:"•";font-size:14px;left:0;line-height:1.3;position:absolute}@media (max-width:1024px){.iot-img-wrap{max-width:260px}.iot-cards{width:240px}.iot-nav-item{font-size:14px;padding:10px 12px}.iot-img-wrap:before{width:18px}}@media (max-width:768px){.iot-section{padding:40px 0 50px}.iot-section h2{font-size:24px}.iot-subtitle{font-size:13px;margin-bottom:28px}.iot-body{align-items:stretch;flex-direction:column;gap:20px}.iot-center{order:1}.iot-nav{order:2}.iot-cards{order:3}.iot-img-wrap:before{display:none}.iot-nav{flex-direction:row;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px;scrollbar-width:none}.iot-nav::-webkit-scrollbar{display:none}.iot-nav-item{border-bottom:3px solid transparent;border-left:none;border-radius:8px 8px 0 0;font-size:13.5px;padding:10px 14px;white-space:nowrap}.iot-nav-item.active{border-bottom:3px solid var(--primary);border-left:none}.iot-center{justify-content:center}.iot-img-wrap{max-width:100%}.iot-cards{width:100%}}@media (max-width:480px){.iot-section h2{font-size:20px}.iot-card{padding:18px 16px}}