.main{background-color:#f5f7fa;color:#333;line-height:1.6;padding:20px;min-height:100vh;display:flex;flex-direction:column;align-items:center}.logo{font-size:24px;font-weight:700;color:#2563eb;display:flex;align-items:center}.logo i{margin-right:10px;font-size:28px}.container{display:flex;max-width:1100px;width:100%;background-color:#fff;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.08);overflow:hidden;margin-bottom:30px}.left-panel{flex:1;padding:40px;background:linear-gradient(145deg,#2563eb,#1d4ed8);color:#fff}.right-panel{flex:1;padding:40px}.membership-title{font-size:28px;margin-bottom:25px;font-weight:700}.price{font-size:48px;font-weight:800;margin-bottom:10px}.price-period{font-size:18px;opacity:.9;margin-bottom:30px}.benefits-title{font-size:20px;margin:35px 0 15px;font-weight:600}.benefits-list{list-style:none}.benefits-list li{margin-bottom:15px;display:flex;align-items:flex-start}.benefits-list i{margin-right:12px;margin-top:3px;color:#93c5fd}.purchase-form{display:flex;flex-direction:column}.form-title{font-size:24px;margin-bottom:30px;color:#1e293b;font-weight:700}.form-group{margin-bottom:25px}.form-label{display:block;margin-bottom:8px;font-weight:600;color:#475569}.coupon-section{background-color:#f8fafc;border-radius:10px;padding:20px;margin-bottom:25px;border:1px solid #e2e8f0;display:block}.coupon-section.show{display:block}.coupon-select-group{display:flex;flex-direction:column;margin-top:10px}.coupon-select-group .ivu-select-single .ivu-select-selection{height:auto;padding:7px 15px;border-radius:8px}.coupon-select{padding:12px 15px;border:1px solid #d1d5db;border-radius:8px;font-size:16px;outline:0;transition:border-color .3s;background-color:#fff;cursor:pointer}.coupon-select:focus{border-color:#2563eb}.coupon-info{margin-top:12px;padding:10px;background-color:#f0f9ff;border-radius:6px;border-left:4px solid #2563eb;display:none}.coupon-info.show{display:block}.coupon-name{font-weight:600;color:#1e293b;margin-bottom:4px}.coupon-desc{font-size:14px;color:#475569}.coupon-discount{color:#10b981;font-weight:600;margin-top:5px}.coupon-expiry{font-size:13px;color:#64748b;margin-top:5px}.payment-methods{display:flex;flex-direction:column;gap:15px}.payment-method{border:2px solid #e2e8f0;border-radius:10px;padding:15px;display:flex;align-items:center;cursor:pointer;transition:all .3s}.payment-method:hover{border-color:#cbd5e1}.payment-method.selected{border-color:#2563eb;background-color:#eff6ff}.payment-icon{font-size:32px;margin-right:15px;width:40px;text-align:center}.alipay{color:#1677ff}.wechat{color:#07c160}.paypal{color:#001d63}.payment-text{flex:1}.payment-name{font-weight:600;margin-bottom:4px}.payment-desc{font-size:14px;color:#64748b}.price-summary{background-color:#f8fafc;border-radius:10px;padding:20px;margin:25px 0}.price-row{display:flex;justify-content:space-between;margin-bottom:12px}.price-row.total{font-size:20px;font-weight:700;color:#1e293b;border-top:1px solid #e2e8f0;padding-top:15px;margin-top:15px}.purchase-button{padding:18px;border-radius:10px;font-size:18px;font-weight:700;cursor:pointer;transition:background-color .3s;display:flex;justify-content:center;align-items:center;margin-top:10px;height:64px}.purchase-button i{margin-right:10px}.secure-payment{text-align:center;margin-top:15px;color:#64748b;font-size:14px}.secure-payment i{margin-right:8px;color:#10b981}.text-unselect{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}@media(max-width:900px){.container{flex-direction:column}.left-panel,.right-panel{padding:30px}}@media(max-width:600px){.left-panel,.right-panel{padding:25px}.price{font-size:40px}}