.developer-docs{min-height:100vh;background:#f5f7fa;padding-bottom:100px}.docs-container{display:flex;max-width:1400px;margin:0 auto;padding-bottom:100px}.docs-sidebar{width:260px;background:#fff;border-right:1px solid #e8e8e8;padding:24px;position:fixed;height:100vh;overflow-y:auto}.docs-sidebar h2{font-size:18px;font-weight:600;color:#1a1a1a;margin-bottom:20px;padding-bottom:12px;border-bottom:2px solid #1890ff}.docs-sidebar nav{display:flex;flex-direction:column;gap:4px}.docs-sidebar nav a{display:block;padding:10px 16px;color:#595959;text-decoration:none;border-radius:6px;font-size:14px;transition:all .2s}.docs-sidebar nav a:hover{background:#f0f5ff;color:#1890ff}.docs-content{flex:1;margin-left:260px;padding:40px 48px 80px;max-width:900px;min-height:calc(100vh - 64px)}.docs-content h1{font-size:32px;font-weight:700;color:#1a1a1a;margin-bottom:32px;padding-bottom:16px;border-bottom:3px solid #1890ff}.docs-content h2{font-size:24px;font-weight:600;color:#1a1a1a;margin-top:48px;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid #e8e8e8}.docs-content h3{font-size:18px;font-weight:600;color:#262626;margin-top:32px;margin-bottom:16px}.docs-content h4{font-size:16px;font-weight:600;color:#434343;margin-top:24px;margin-bottom:12px}.docs-content p{font-size:15px;line-height:1.8;color:#595959;margin-bottom:16px}.docs-content ul,.docs-content ol{margin-bottom:16px;padding-left:24px}.docs-content li{font-size:15px;line-height:1.8;color:#595959;margin-bottom:8px}.flow-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;margin:24px 0}.step{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 2px 8px #0000000f;border:1px solid #e8e8e8}.step-number{width:40px;height:40px;background:linear-gradient(135deg,#1890ff,#096dd9);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;margin:0 auto 16px}.step h3{font-size:16px;font-weight:600;color:#1a1a1a;margin:0 0 8px}.step p{font-size:13px;color:#8c8c8c;margin:0}.docs-content pre{background:#1e1e1e;border-radius:8px;padding:20px;overflow-x:auto;margin:16px 0}.docs-content pre code{font-family:Fira Code,Consolas,monospace;font-size:13px;line-height:1.6;color:#d4d4d4;background:transparent;padding:0}.docs-content code{font-family:Fira Code,Consolas,monospace;font-size:14px;background:#f6f8fa;padding:2px 6px;border-radius:4px;color:#d73a49}.api-endpoint{display:flex;align-items:center;gap:12px;background:#f6f8fa;padding:12px 16px;border-radius:6px;margin:16px 0}.api-endpoint .method{font-size:12px;font-weight:700;padding:4px 10px;border-radius:4px;text-transform:uppercase}.api-endpoint .method.get{background:#52c41a;color:#fff}.api-endpoint .method.post{background:#1890ff;color:#fff}.api-endpoint code{font-size:14px;color:#1a1a1a;background:transparent}.params-table{width:100%;border-collapse:collapse;margin:16px 0;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.params-table th,.params-table td{padding:12px 16px;text-align:left;border-bottom:1px solid #e8e8e8}.params-table th{background:#fafafa;font-weight:600;color:#1a1a1a;font-size:14px}.params-table td{font-size:14px;color:#595959}.params-table tr:last-child td{border-bottom:none}.faq-item{background:#fff;border-radius:8px;padding:24px;margin-bottom:16px;box-shadow:0 1px 3px #0000001a}.faq-item h3{font-size:16px;font-weight:600;color:#1890ff;margin:0 0 12px}.faq-item p{margin-bottom:12px}.faq-item ul{margin-bottom:0}.support{background:linear-gradient(135deg,#1890ff,#096dd9);border-radius:12px;padding:32px;margin-top:48px;margin-bottom:48px;color:#fff}.support h2{color:#fff;border-bottom-color:#ffffff4d}.support p{color:#ffffffe6}.support ul{list-style:none;padding:0}.support li{color:#ffffffe6;margin-bottom:8px}.support a{color:#fff;text-decoration:underline}.support code{background:#fff3;color:#fff}@media (max-width: 1024px){.docs-sidebar{width:200px}.docs-content{margin-left:200px;padding:24px}}@media (max-width: 768px){.docs-sidebar{display:none}.docs-content{margin-left:0;padding:20px}.flow-steps{grid-template-columns:1fr}}.recharge-page{min-height:100vh;background-color:#f5f5f5;display:flex;justify-content:center;align-items:flex-start;padding:20px}.recharge-container{background-color:#fff;border-radius:12px;box-shadow:0 2px 10px #0000001a;width:100%;max-width:600px;padding:20px}.recharge-header{display:flex;align-items:center;margin-bottom:30px;border-bottom:1px solid #e0e0e0;padding-bottom:20px}.back-button{background:none;border:none;font-size:18px;cursor:pointer;margin-right:20px;color:#333}.recharge-header h1{font-size:24px;font-weight:600;color:#333}.account-section{margin-bottom:30px}.account-info{background-color:#f9f9f9;padding:20px;border-radius:8px;text-align:center}.account-info h3{font-size:16px;color:#666;margin-bottom:10px}.account-name{font-size:18px;font-weight:600;color:#333;margin-bottom:15px}.change-account-button{background-color:#007bff;color:#fff;border:none;padding:8px 16px;border-radius:4px;cursor:pointer;font-size:14px;transition:background-color .3s}.change-account-button:hover{background-color:#0069d9}.wallet-info{margin-top:20px;background-color:#f0f8ff;padding:15px;border-radius:8px;border:1px solid #e0e0e0}.wallet-info h3{font-size:16px;color:#333;margin-bottom:10px}.wallet-details{display:flex;flex-direction:column;gap:8px}.wallet-item{display:flex;justify-content:space-between;align-items:center}.wallet-label{font-size:14px;color:#666}.wallet-value{font-size:14px;font-weight:600;color:#333}.amount-section{margin-bottom:30px}.amount-section h3{font-size:18px;color:#333;margin-bottom:15px}.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.product-item{border:2px solid #e0e0e0;border-radius:8px;padding:15px;text-align:center;cursor:pointer;transition:all .3s}.product-item:hover{border-color:#007bff;transform:translateY(-2px);box-shadow:0 4px 8px #007bff1a}.product-item.selected{border-color:#007bff;background-color:#f0f8ff}.product-amount{font-size:18px;font-weight:600;color:#333;margin-bottom:5px}.product-name{font-size:14px;color:#666;margin-bottom:5px}.product-bonus{font-size:12px;color:#28a745;font-weight:500}.payment-section{margin-bottom:30px}.payment-section h3{font-size:18px;color:#333;margin-bottom:15px}.payment-methods{display:flex;gap:20px}.payment-method{flex:1;border:2px solid #e0e0e0;border-radius:8px;padding:20px;text-align:center;cursor:pointer;transition:all .3s}.payment-method:hover{border-color:#007bff;transform:translateY(-2px);box-shadow:0 4px 8px #007bff1a}.payment-method.selected{border-color:#007bff;background-color:#f0f8ff}.payment-icon{font-size:24px;margin-bottom:10px}.payment-name{font-size:14px;color:#333}.info-section{margin-bottom:30px;background-color:#f9f9f9;padding:15px;border-radius:8px}.info-section h3{font-size:16px;color:#333;margin-bottom:10px}.info-section ul{list-style:none;padding:0;margin:0}.info-section li{font-size:14px;color:#666;margin-bottom:5px;padding-left:20px;position:relative}.info-section li:before{content:"•";position:absolute;left:0;color:#007bff;font-weight:700}.footer-section{border-top:1px solid #e0e0e0;padding-top:20px}.price-info{display:flex;justify-content:space-between;margin-bottom:10px;font-size:16px}.price-label{color:#666}.price-value{font-weight:600;color:#333}.reward-info{display:flex;justify-content:space-between;margin-bottom:20px;font-size:16px}.reward-label{color:#666}.reward-value{font-weight:600;color:#28a745}.recharge-button{width:100%;background-color:#ff6b35;color:#fff;border:none;padding:15px;border-radius:8px;font-size:18px;font-weight:600;cursor:pointer;transition:background-color .3s}.recharge-button:hover{background-color:#e55a2b}.recharge-button:disabled{background-color:#ccc;cursor:not-allowed}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background-color:#fff;border-radius:12px;padding:20px;width:90%;max-width:400px;box-shadow:0 4px 20px #00000026}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;border-bottom:1px solid #e0e0e0;padding-bottom:15px}.modal-header h3{font-size:18px;color:#333;margin:0}.close-button{background:none;border:none;font-size:24px;cursor:pointer;color:#666}.modal-body{margin-bottom:20px}.current-account{font-size:14px;color:#666;margin-bottom:15px}.form-group{margin-bottom:15px}.form-group label{display:block;font-size:14px;color:#333;margin-bottom:5px}.form-group input{width:100%;padding:10px;border:1px solid #e0e0e0;border-radius:4px;font-size:14px}.verify-button{background-color:#007bff;color:#fff;border:none;padding:10px;border-radius:4px;cursor:pointer;font-size:14px;width:100%;margin-bottom:15px;transition:background-color .3s}.verify-button:hover{background-color:#0069d9}.verify-button:disabled{background-color:#ccc;cursor:not-allowed}.account-details{background-color:#f9f9f9;padding:15px;border-radius:4px;margin-top:15px}.account-details h4{font-size:14px;color:#333;margin-bottom:10px}.account-details p{font-size:14px;color:#666;margin:5px 0}.modal-footer{display:flex;gap:10px;justify-content:flex-end}.cancel-button{background-color:#6c757d;color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;font-size:14px;transition:background-color .3s}.cancel-button:hover{background-color:#5a6268}.confirm-button{background-color:#28a745;color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;font-size:14px;transition:background-color .3s}.confirm-button:hover{background-color:#218838}.confirm-button:disabled{background-color:#ccc;cursor:not-allowed}.loading{font-size:18px;color:#666;text-align:center;padding:50px}@media (max-width: 768px){.recharge-container{padding:15px}.products-grid{grid-template-columns:repeat(2,1fr)}.payment-methods{flex-direction:column}.payment-method{padding:15px}.recharge-button{padding:12px;font-size:16px}}.payment-message{font-size:16px;color:#333;margin-bottom:20px;text-align:center;line-height:1.4}.order-info{font-size:14px;color:#666;margin:10px 0;text-align:center}
