.teaching-section{padding:80px 0;background:linear-gradient(135deg,#1a1a1a 0,#2d2d2d 100%);min-height:100vh}.container{max-width:1000px;margin:0 auto;padding:0 20px}.teaching-section h2{text-align:center;margin-bottom:40px;background:linear-gradient(45deg,#48cae4,#00b4d8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-size:2.5em}.service-card{background:rgba(255,255,255,.08);border-radius:15px;padding:30px;margin-bottom:30px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.15);transition:all .3s ease;box-shadow:0 4px 20px rgba(0,0,0,.2)}.service-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,180,216,.2);border-color:rgba(0,180,216,.3)}.card-icon{font-size:2.5em;color:#48cae4;margin-bottom:20px;text-align:center}.service-card h2{color:#fff;font-size:1.8em;margin-bottom:15px;text-align:left;background:0 0;-webkit-text-fill-color:#fff}.subtitle{color:#48cae4;font-size:1.1em;margin-bottom:25px}.content-block{background:rgba(255,255,255,.05);border-radius:10px;padding:20px;margin:20px 0;border:1px solid rgba(255,255,255,.1)}.content-block h4{color:#48cae4;margin-bottom:15px;font-size:1.2em}.content-block ul{list-style:none;padding:0}.content-block li{color:#fff;margin-bottom:10px;display:flex;align-items:center;font-size:1.05em}.content-block li i{color:#48cae4;margin-right:10px;font-size:1.1em}.highlight-box{background:rgba(72,202,228,.1);border-left:4px solid #48cae4;padding:20px;margin:20px 0;border-radius:0 10px 10px 0}.highlight-box p{color:#fff;margin-bottom:15px;font-size:1.05em}.highlight-box ol,.highlight-box ul{color:#fff;padding-left:20px;font-size:1.05em}.highlight-box li{margin-bottom:10px}.package-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:30px}.package-item{background:rgba(255,255,255,.05);border-radius:10px;padding:25px;transition:all .3s ease;border:1px solid rgba(255,255,255,.1)}.package-item:hover{transform:translateY(-5px);background:rgba(255,255,255,.08);border-color:rgba(72,202,228,.3)}.package-item h3{color:#48cae4;margin-bottom:15px;font-size:1.4em}.package-item p{color:#fff;margin-bottom:15px;font-size:1.05em;line-height:1.6}.price{font-size:2em;color:#ff6b6b;font-weight:700;margin:15px 0}.price-tag{font-size:1.6em;color:#ff6b6b;font-weight:700;margin:15px 0;text-align:center}.promo-price{color:#48cae4}.qr-code-area{text-align:center;margin:20px 0}.qr-code-area img{max-width:200px;transition:transform .3s ease;cursor:pointer}.qr-code-area img:hover{transform:scale(1.5)}.qr-code-area p{margin-top:10px;color:#666}.modal{display:none;position:fixed;z-index:1000;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.8);justify-content:center;align-items:center}.modal-content{max-width:90%;max-height:90%}.modal-content img{width:100%;height:auto}.close-modal{position:absolute;top:20px;right:20px;color:#fff;font-size:30px;cursor:pointer}@media (max-width:768px){.container{padding:0 15px}.package-grid{grid-template-columns:1fr}.service-card{padding:20px}.service-card h2{font-size:1.5em}.teaching-section{padding:60px 0}.teaching-section h2{font-size:2em}}