@media screen and (max-width:768px){.nav-menu{padding:4vw 0}.nav-menu ul{flex-direction:column;display:none;background:linear-gradient(to right,#2c3e50,#3498db);width:100vw}.nav-menu.expanded ul{display:flex}.nav-menu li{display:none;margin:1vw 0}.nav-menu.expanded li{display:block;width:100vw}.nav-menu a{padding:2vw;font-size:4vw}.content-section{margin-top:20vw;margin-bottom:4vw;width:100vw;padding:2vw}#home{padding:12vw 0}#home h1{font-size:6vw;padding:0 2vw;margin-top:0;margin-bottom:4vw;font-weight:700}#home h2{font-size:6vw;padding:0 2vw}#home p{font-size:3.5vw;padding:0 2vw}.small-title{display:block}.hamburger{display:block;right:3vw;top:3.5vw}.notice{font-size:4vw;padding:2vw;margin:3vw 0;width:100%;border-radius:8px}.notice-icon{width:5vw;height:5vw;margin-right:1vw}.hamburger div{width:5vw;height:.6vw;margin:1vw 0}#rental{flex-direction:column;padding:2vw;margin-top:4px}.rental-left,.rental-right{border-right:none;border-bottom:.4vw dashed #ccc;padding:2vw;width:100vw}.rental-left{order:2}.rental-right{order:1;padding:0}.telegram-container{margin:4vw 0}.telegram-icon{width:20vw;height:20vw;margin-bottom:2vw}.rental-right-top{flex-direction:column;padding:0}.rental-right-top-left,.rental-right-top-right{border-right:none;border-bottom:.4vw dashed #ccc;padding-right:0;padding-left:0}.rental-left h3::before,.rental-right-bottom h3::before,.rental-right-top-left h3::before,.rental-right-top-right h3::before{width:8vw;height:8vw;margin-right:2vw}.energy-buttons{justify-content:center;padding:0 1vw;gap:1.5vw;margin-bottom:2vw;flex-wrap:nowrap}.energy-buttons.pen-buttons{flex-wrap:wrap;gap:1vw}.energy-button{font-size:3.5vw;padding:2vw 2.5vw;flex:1;min-width:0;white-space:nowrap}.pen-buttons .energy-button{flex:0 0 auto;min-width:18vw}.energy-input,.pen-input{width:100%;font-size:4vw;padding:3vw}.address-display,.address-display-2,.price-display{width:100%;padding:3vw;font-size:3.6vw}.address-display,.address-display-2{text-align:left;margin-bottom:3vw}.address-display-2::after,.address-display::after,.price-display::after{width:5vw;height:5vw;right:2vw}.exchange-address-div{justify-content:start}.rental-info{font-size:4vw;padding:0 2vw;margin:3vw 0}.rental-right-bottom{padding-left:0;padding-right:0}.rental-left p,.rental-left span{font-size:4.4vw}.exchange-inputs{flex-direction:column;gap:0}.exchange-title img{width:10vw;height:10vw;margin-right:2vw}.input-label{font-size:4vw;margin:0}.exchange-input{font-size:4vw;padding:3vw;width:70%}.convert-icon{width:10vw;height:10vw;margin:0}.agent-section{width:100%}.agent-title img{width:12vw;height:auto;aspect-ratio:224/200;object-fit:contain}.feature-item{font-size:3.5vw}.feature-item img{width:5vw;height:5vw}#about p,.about-header,.features-container{width:100%;padding:0 15px}.exchange-info{flex-direction:column}.exchange-info span{margin-top:0;margin-right:0;margin-bottom:0;font-size:3.5vw}#exchange{margin-top:6vw}.rental-right-top{border:none}.exchange-title{margin-bottom:0}.exchange-rate{margin:0;font-size:4vw}.input-group,.two-input-group{display:flex;flex-direction:row;align-items:center;justify-content:space-between;width:100%}.two-input-group{justify-content:center}.last-input-group{margin:3vw 0}.last-input-group>div:first-child{margin:0 0 3vw;padding:1vw 0}.show-qrcode-div img{width:7vw;height:7vw}.show-qrcode-div span{font-size:3.8vw}.rental-price{font-size:4vw}.price-display{width:auto;font-size:10vw;padding:2vw}.rental-info-div-h4{font-size:4vw}.rental-right-top-right .expandable-title{position:relative;cursor:pointer;padding-right:30px}.rental-right-top-right .expandable-title::after{content:'';position:absolute;right:10px;top:50%;width:12px;height:12px;border-right:3px solid #ff9800;border-bottom:3px solid #ff9800;transform:translateY(-50%) rotate(45deg);transition:transform .3s;animation:1.5s ease-in-out infinite glowArrow}@keyframes glowArrow{0%,100%{opacity:.4}50%{opacity:1}}.rental-right-top-right .expandable-title.expanded::after{transform:translateY(-50%) rotate(-135deg)}.rental-right-top-right .expandable-content{max-height:0;overflow:hidden;opacity:0;transition:max-height .5s ease-in-out,opacity .3s ease-in-out}.rental-right-top-right .expandable-content.expanded{max-height:1000px;opacity:1}}