body {
         margin: 0;
         padding: 0;
         min-height: 100vh;
         display: flex;
         align-items: center;
         justify-content: center;
         background: linear-gradient(-45deg, #0d1621, #112c31, #195881, #112031);
         background-size: 400% 400%;
         animation: gradient 15s ease infinite;
         position: relative;
         overflow: hidden;
     }

     /* 动态背景动画 */
     @keyframes gradient {
         0% {
             background-position: 0% 50%;
         }
         50% {
             background-position: 100% 50%;
         }
         100% {
             background-position: 0% 50%;
         }
     }

     /* 添加浮动粒子效果 */
     .particles {
         position: fixed;
         top: 0;
         left: 0;
         width: 100%;
         height: 100%;
         pointer-events: none;
         z-index: 0;
     }

     .particle {
         position: absolute;
         background: rgba(255, 255, 255, 0.5);
         border-radius: 50%;
         animation: float 6s infinite;
     }

     @keyframes float {
         0% {
             transform: translateY(0) rotate(0deg);
             opacity: 1;
         }
         100% {
             transform: translateY(-100vh) rotate(360deg);
             opacity: 0;
         }
     }

     .layui-container {
         display: flex;
         justify-content: center;
         align-items: center;
         height: 100vh;
         padding: 0;
     }

     .login-container {
         width: 420px;
         padding: 35px;
         background: rgba(255, 255, 255, 0.95);
         border-radius: 10px;
         box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.6);
         backdrop-filter: blur(8px);
         -webkit-backdrop-filter: blur(8px);
         border: 1px solid rgba(255, 255, 255, 0.18);
         z-index: 1;
     }

     .login-title {
         text-align: center;
         margin-bottom: 30px;
     }

     .login-title h2 {
         color: #2c3e50;
         font-size: 24px;
         font-weight: 600;
     }

     .language-switch {
         position: fixed;
         top: 20px;
         right: 20px;
         z-index: 2;
     }

     .layui-form-item {
         margin-bottom: 20px;
     }

     .layui-input {
         background: rgba(255, 255, 255, 0.9) !important;
         border: 1px solid rgba(0, 0, 0, 0.1) !important;
         transition: all 0.3s ease;
     }

     .layui-input:focus {
         border-color: #3498db !important;
         box-shadow: 0 0 5px rgba(52, 152, 219, 0.3);
     }

     .layui-form-label {
         color: #2c3e50;
         font-weight: 500;
         width: 80px;
         padding: 9px 0;
     }

     .layui-input-block {
         margin-left: 110px;
     }

     /* 验证码容器样式 */
     .captcha-container {
         display: flex;
         gap: 10px;
         align-items: center;
     }

     .captcha-input {
         flex: 1;
         min-width: 0; /* 防止input溢出 */
     }

     .captcha-canvas {
         width: 120px;
         height: 38px;
         border-radius: 4px;
         cursor: pointer;
         background: #f5f5f5;
         flex-shrink: 0; /* 防止canvas被压缩 */
     }

     .copy-btn-container {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-direction: row;
     }

     /* 响应式布局 */
     @media screen and (max-width: 768px) {
         .layui-container {
             padding: 0 2%;
             height: auto;
             min-height: 100vh;
         }

         .login-container {
             width: 96%;
             padding: 20px;
             margin: 20px auto;
         }
         
         .layui-form-label {
             width: 70px;
         }
         
         .layui-input-block {
             margin-left: 90px;
         }
         
         .captcha-container {
             gap: 8px;
         }
         
         .captcha-input {
             width: calc(100% - 130px);
         }
         
         .captcha-canvas {
             width: 110px;
         }
     }

     .login-button-container {
         display: flex;
         justify-content: center;
     }

     .login-button {
         width: 100%;
         height: 40px;
         margin-top: 20px;
         font-size: 16px;
         background-color: #3498db;
         border-radius: 6px;
     }

     .login-button:hover {
         background-color: #2980b9;
     }

     .regedit-button {
         width: 100%;
         height: 40px;
         font-size: 16px;
         background-color: #3498db;
         border-radius: 6px;
     }

     .regedit-button:hover {
         background-color: #2980b9;
     }

     /* 激活提示框样式 */
     .activation-layer {
         border-radius: 8px;
         overflow: hidden;
         position: fixed !important;
         top: 50% !important;
         left: 50% !important;
         transform: translate(-50%, -50%) !important;
         margin: 0 !important;
     }

     .activation-dialog {
         padding: 24px;
         margin: 0 auto;
         background: #fff;
     }

     .activation-title {
         font-size: 18px;
         font-weight: bold;
         color: #333;
         margin-bottom: 24px;
         text-align: center;
     }

     .activation-title .username {
         color: #1890ff;
         margin: 0 5px;
     }

     .activation-item {
         margin-bottom: 20px;
         display: flex;
         align-items: center;
     }

     .item-label {
         width: 80px;  /* 统一标签宽度 */
         color: #666;
         flex-shrink: 0;
         text-align: right;  /* 文字右对齐 */
         padding-right: 15px;  /* 与内容保持间距 */
         line-height: 32px;  /* 与内容垂直居中 */
     }

     .item-content {
         flex: 0 1 auto;
         display: flex;
         align-items: center;
         flex-wrap: wrap;
         gap: 8px;
     }

     .address-text {
         display: inline-block;
         word-break: break-all;
         font-family: monospace;
         background: #f5f5f5;
         padding: 8px;
         border-radius: 4px;
         font-size: 14px;
         font-weight: bold;
     }

     .amount-text {
         color: #1890ff;
         font-weight: bold;
         font-size: 18px;
     }

     .countdown-text {
         font-weight: bold;
         color: #333;
         font-size: 20px;
         font-family: monospace;
     }

     .copy-btn {
         flex-shrink: 0;
         height: 32px;
         line-height: 30px;
         padding: 0 15px;
         font-size: 14px;
         border-radius: 4px;
         transition: all 0.3s;
     }

     .copy-btn:hover {
         color: #1890ff;
         border-color: #1890ff;
     }

     .activation-notice {
         background: #fffbe6;
         border: 1px solid #ffe58f;
         padding: 12px;
         border-radius: 4px;
         margin-bottom: 24px;
         display: flex;
         align-items: flex-start;
         gap: 8px;
     }

     .activation-notice i {
         color: #faad14;
         font-size: 16px;
         margin-top: 2px;
     }

     .activation-notice span {
         color: #666;
         font-size: 14px;
         line-height: 1.5;
     }

     .activation-buttons {
         display: flex;
         justify-content: space-between;
         gap: 16px;
     }

     .activation-buttons .layui-btn {
         flex: 1;
         height: 40px;
         line-height: 38px;
         font-size: 16px;
     }

     /* 二维码弹窗样式 */
     .qrcode-dialog {
         padding: 0 10px;
         text-align: center;
         background: #fff;
     }

     #qrcode {
         display: inline-block;
         padding: 10px;
         background: #fff;
         border-radius: 4px;
         margin-bottom: 15px;
         border: 1px solid #eee;
     }

     #qrcode img {
         display: block;
         margin: 0 auto;
         width: 200px !important;
         height: 200px !important;
     }

     .qrcode-text {
         word-break: break-all;
         color: #666;
         font-size: 14px;
         padding: 0 20px;
         line-height: 1.5;
     }

     .qrcode-btn {
         width: 32px !important;
         padding: 0 !important;
     }

     .qrcode-btn .layui-icon {
         font-size: 18px;
     }

     /* 修改二维码按钮为文字按钮 */
     .qrcode-icon-container {
         display: flex;
         align-items: center;
         justify-content: center;
         height: 32px;
         padding: 0 15px;
         border: 1px solid #ddd;
         border-radius: 4px;
         cursor: pointer;
         transition: all 0.3s;
         font-size: 14px;
     }

     .qrcode-icon-container:hover {
         border-color: #1890ff;
         color: #1890ff;
     }

     .qrcode-icon-container .layui-icon {
         font-size: 16px;
         margin-right: 5px;
     }

     /* 移动端适配 */
     @media screen and (max-width: 768px) {
         .activation-dialog {
             padding: 15px;
             width: calc(100vw - 30px);
             max-width: 100%;
             box-sizing: border-box;
         }

         .item-label {
             width: 70px;
             padding-right: 10px;
         }

         /* 只针对激活地址的内容使用列排列 */
         .activation-item:nth-child(2) .item-content {
             flex-direction: column;
             align-items: flex-start;
             width: calc(100% - 80px);
         }

         /* 激活地址下方的按钮容器 */
         .activation-item:nth-child(2) .item-content > div {
             display: flex;
             gap: 8px;
             width: 100%;
         }

         /* 其他项保持行排列 */
         .item-content {
             flex-wrap: nowrap;
             width: calc(100% - 80px);
         }

         .address-text {
             width: 100%;
             margin-bottom: 8px;
             box-sizing: border-box;
         }

         .copy-btn, .qrcode-icon-container {
             flex: 1;
             min-width: 0;
         }

         .qrcode-icon-container {
             padding: 0 12px;
             height: 32px;
             text-align: center;
         }

         .qrcode-icon-container .layui-icon {
             font-size: 16px;
         }

         .qrcode-dialog {
             padding: 10px;
         }

         #qrcode {
             padding: 10px;
         }

         #qrcode img {
             width: 180px !important;
             height: 180px !important;
         }

         .qrcode-text {
             font-size: 13px;
             padding: 0 10px;
         }
     }