.login-wrapper{width:100%;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:#f5f7fa;background-image:url(/portal/bk.jpg);background-size:cover;background-position:center;background-repeat:no-repeat;position:relative}.login-wrapper:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#ffffffd9;z-index:0}.login-container{width:100%;max-width:360px;background:#fff;border-radius:12px;box-shadow:0 4px 20px #00000026;padding:40px;position:relative;z-index:1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2}.logo-section{text-align:center;margin-bottom:32px;position:relative}.logo-icon{width:64px;height:64px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center}h2{font-size:24px;font-weight:500;color:#1a1a1a;margin:0 0 4px}.subtitle{color:#666;font-size:14px;margin:0}.error-message{background:#fff3cd;border:1px solid #ffc107;color:#856404;padding:12px;margin-bottom:20px;font-size:14px;border-radius:4px}.form-group{margin-bottom:20px}.form-label{display:block;font-size:14px;color:#333;margin-bottom:8px;font-weight:400}.input-wrapper{position:relative}.input-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#bfbfbf;font-size:16px;pointer-events:none;display:flex;align-items:center;justify-content:center}.input-wrapper input[type=text],.input-wrapper input[type=password]{width:100%;padding:12px 12px 12px 40px;font-size:14px;border:1px solid #e0e0e0;border-radius:4px;background:#fff;color:#333;outline:none;box-sizing:border-box;transition:border-color .2s}.input-wrapper input[type=text]:focus,.input-wrapper input[type=password]:focus{border-color:#06f}.input-wrapper input[type=text]:disabled,.input-wrapper input[type=password]:disabled{background:#f5f5f5;cursor:not-allowed}.input-wrapper input[type=text]::placeholder,.input-wrapper input[type=password]::placeholder{color:#999}.submit-button{width:100%;padding:12px;font-size:16px;font-weight:400;color:#fff;background:#06f;border:none;border-radius:4px;cursor:pointer;margin-top:8px;transition:background-color .2s}.submit-button:hover:not(:disabled){background:#0052cc}.submit-button:disabled{background:#ccc;cursor:not-allowed}.forgot-password{text-align:center;margin-top:16px}.forgot-password-link{color:#06f;text-decoration:none;font-size:14px}.forgot-password-link:hover{text-decoration:underline}.footer-text{text-align:center;margin-top:32px;color:#999;font-size:12px}.login-mode-tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:1px solid #e0e0e0}.tab-button{flex:1;padding:12px;background:transparent;border:none;border-bottom:2px solid transparent;color:#666;font-size:14px;cursor:pointer;transition:all .2s}.tab-button:hover{color:#06f}.tab-button.active{color:#06f;border-bottom-color:#06f;font-weight:500}.wechat-login-section{min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center}.wechat-loading{text-align:center;padding:40px 20px}.loading-spinner{width:40px;height:40px;border:3px solid #f3f3f3;border-top:3px solid #0066ff;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 16px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.wechat-loading p{color:#666;font-size:14px;margin:0}.wechat-qrcode{text-align:center;padding:20px}.qrcode-container{width:200px;height:200px;margin:0 auto 16px;padding:12px;background:#fff;border:1px solid #e0e0e0;border-radius:8px;display:flex;align-items:center;justify-content:center}.qrcode-icon{font-size:80px;line-height:1}.qrcode-container img{max-width:100%;max-height:100%;display:block}.wechat-open-button{margin-top:16px;padding:10px 24px;background:#07c160;color:#fff;border:none;border-radius:4px;font-size:14px;cursor:pointer;transition:background-color .2s}.wechat-open-button:hover{background:#06ad56}.qrcode-tip{color:#333;font-size:14px;margin:8px 0 4px;font-weight:500}.qrcode-tip-small{color:#999;font-size:12px;margin:0}.wechat-placeholder{text-align:center;padding:40px 20px;color:#999;font-size:14px}