/* 登录页样式 v3 */
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;color:#333;background:#f0f2f5}
.login-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:20px;background:linear-gradient(135deg,#e6f7ff 0%,#f0f2f5 50%,#f9f0ff 100%)}
.login-card{width:100%;max-width:400px;background:#fff;border-radius:16px;padding:36px 28px 32px;box-shadow:0 6px 24px rgba(0,0,0,.08)}
.login-logo{text-align:center;margin-bottom:24px}
.login-logo-icon{width:56px;height:56px;margin:0 auto 12px;background:linear-gradient(135deg,#1890ff,#096dd9);border-radius:14px;display:flex;align-items:center;justify-content:center}
.login-logo-icon svg{width:32px;height:32px;fill:#fff}
.login-title{font-size:22px;font-weight:700;color:#1a1a1a;letter-spacing:1px}
.login-subtitle{font-size:13px;color:#999;margin-top:4px}

/* 标签切换 */
.login-tabs{display:flex;margin-bottom:20px;border-bottom:2px solid #f0f0f0}
.login-tab{flex:1;text-align:center;padding:10px 0;font-size:14px;font-weight:600;color:#999;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s}
.login-tab.active{color:#1890ff;border-bottom-color:#1890ff}
.login-tab:active{opacity:.7}

.login-form{display:none}
.login-form.active{display:block}
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:13px;font-weight:600;color:#666;margin-bottom:6px}
.form-input{width:100%;height:44px;padding:0 14px;border:1px solid #d9d9d9;border-radius:8px;font-size:15px;color:#333;background:#fafafa;transition:border-color .2s,box-shadow .2s;outline:none}
.form-input:focus{border-color:#1890ff;background:#fff;box-shadow:0 0 0 3px rgba(24,144,255,.12)}
.form-input::placeholder{color:#bfbfbf}

.login-btn{width:100%;height:44px;margin-top:6px;background:linear-gradient(135deg,#1890ff,#096dd9);color:#fff;font-size:16px;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:opacity .2s,transform .1s;letter-spacing:1px}
.login-btn:active{opacity:.85;transform:scale(.98)}
.login-btn:disabled{opacity:.5;cursor:not-allowed}
.login-btn.green{background:linear-gradient(135deg,#52c41a,#389e0d)}
.login-btn.gray{background:#999}
.login-btn.sm{height:36px;font-size:14px;margin-top:8px}

.login-error{margin-top:12px;padding:10px 14px;border-radius:6px;font-size:13px;text-align:center;display:none}
.login-error.show{display:block}
.login-error.err{background:#fff2f0;border:1px solid #ffccc7;color:#ff4d4f}
.login-error.info{background:#e6f7ff;border:1px solid #91d5ff;color:#1890ff}

.login-switch{text-align:center;margin-top:18px;font-size:13px;color:#999}
.login-switch a{color:#1890ff;text-decoration:none;font-weight:600;cursor:pointer}
.login-footer{margin-top:28px;text-align:center;font-size:12px;color:#bfbfbf}

/* 用户信息条 */
.user-bar{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;background:#e6f7ff;border-radius:6px;margin-bottom:8px;font-size:12px;color:#096dd9;max-width:480px;margin-left:auto;margin-right:auto}
.user-bar-name{font-weight:600}
.user-bar-role{background:#1890ff;color:#fff;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600}
.user-bar-expire{font-size:11px;color:#faad14;margin-left:8px}
.user-bar-logout{background:none;border:none;color:#999;font-size:12px;cursor:pointer;padding:2px 6px}
.user-bar-logout:active{color:#ff4d4f}

/* Loading */
.login-btn.loading{position:relative;color:transparent;pointer-events:none}
.login-btn.loading::after{content:attr(data-loading-text);position:absolute;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;color:white;font-size:14px;letter-spacing:1px;animation:ldot 1.5s infinite}
@keyframes ldot{0%,20%{opacity:1}50%{opacity:.5}80%,100%{opacity:1}}

/* 协作密码面板（主应用内） */
.collab-panel{background:#fafafa;border:1px solid #e8e8e8;border-radius:8px;padding:12px;margin:8px 0}
.collab-panel h4{font-size:13px;color:#1890ff;margin-bottom:8px}
.collab-pwd-list{list-style:none;padding:0}
.collab-pwd-item{display:flex;align-items:center;justify-content:space-between;padding:8px;background:#fff;border:1px solid #e8e8e8;border-radius:6px;margin-bottom:6px;font-size:13px}
.collab-pwd-code{font-family:monospace;font-size:16px;font-weight:700;color:#1890ff;letter-spacing:2px}
.collab-pwd-info{font-size:11px;color:#999}
.collab-qr-btn{background:none;border:1px solid #1890ff;color:#1890ff;padding:4px 10px;border-radius:4px;font-size:11px;cursor:pointer}
.collab-qr-btn:active{opacity:.7}