.auth-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:1000}.auth-modal{background:#fff;border-radius:12px;width:420px;max-width:90vw;max-height:90vh;overflow:auto;position:relative;display:block;flex-shrink:0;z-index:1001;box-shadow:0 8px 24px rgba(0,0,0,.15)}.auth-modal-close{position:absolute;top:16px;right:16px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:none;background:rgba(0,0,0,0);cursor:pointer;color:#999;font-size:18px;line-height:1;padding:0;z-index:10}.auth-modal-close:hover{color:#666}.auth-modal-body{padding:32px 36px 40px}.auth-header{text-align:center;margin-bottom:28px}.auth-header-logo{display:block;height:48px;width:auto;margin:0 auto 10px}.auth-header-brand{font-size:22px;font-weight:700;color:#1677ff;margin-bottom:4px;letter-spacing:.5px}.auth-header-subtitle{font-size:15px;color:#666;font-weight:500}.auth-tabs{display:flex;border-bottom:1px solid #e8e8e8;margin-bottom:24px}.auth-tab{flex:1 1;text-align:center;padding:12px 0;font-size:16px;color:#666;cursor:pointer;position:relative;transition:color .2s}.auth-tab.active{color:#1677ff;font-weight:500}.auth-tab.active:after{content:"";position:absolute;bottom:-1px;left:20%;right:20%;height:2px;background:#1677ff;border-radius:2px}.auth-form .ant-form-item{margin-bottom:18px}.auth-form .ant-input-affix-wrapper{padding:8px 12px;border-radius:6px}.auth-form .ant-input{font-size:14px}.auth-form .ant-input-prefix{margin-right:10px;display:flex;align-items:center}.auth-form-extras{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;font-size:13px}.auth-form-extras .ant-checkbox-wrapper{color:#666}.auth-link{color:#1677ff;cursor:pointer;font-size:13px}.auth-link:hover{opacity:.85}.auth-submit-btn{height:44px;border-radius:22px;font-size:15px;font-weight:500;background:#1677ff;border-color:#1677ff}.auth-submit-btn:hover{background:#4096ff;border-color:#4096ff}.auth-code-btn{height:28px;padding:0 10px;font-size:12px;border-radius:4px}.auth-back-link{display:inline-block;margin-bottom:16px;color:#1677ff;cursor:pointer;font-size:13px}.auth-back-link:hover{opacity:.85}