:root{--primary:#1e3a8a;--primary-dark:#15264d;--primary-light:#3b82f6;--primary-bg:#eff6ff;--primary-50:#eff6ff;--accent:#2563eb;--accent-light:#93bbfd;--success:#059669;--warning:#d97706;--danger:#dc2626;--text-primary:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--bg-page:#f1f5f9;--bg-card:#fff;--border:#e2e8f0;--shadow:0 1px 2px rgba(0,0,0,.04),0 1px 3px rgba(0,0,0,.03);--shadow-md:0 4px 6px rgba(0,0,0,.04),0 2px 4px rgba(0,0,0,.02);--radius:8px;--radius-sm:6px}#app,body,html{height:100%;margin:0;padding:0;font-family:Inter,PingFang SC,Microsoft YaHei,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;background:var(--bg-page);color:var(--text-primary)}*{box-sizing:border-box}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.edu-dialog .el-dialog__header{background:linear-gradient(135deg,#1e293b,#15264d);padding:16px 24px;border-radius:var(--radius) var(--radius) 0 0}.edu-dialog .el-dialog__title{color:#fff;font-size:15px;font-weight:600}.edu-dialog .el-dialog__headerbtn{top:16px}.edu-dialog .el-dialog__headerbtn .el-dialog__close{color:#fff;font-size:18px}.edu-dialog .el-dialog__headerbtn .el-dialog__close:hover{color:#cbd5e1}.edu-dialog .el-dialog__body{padding:24px}.edu-dialog .el-dialog__footer{border-top:1px solid var(--border);padding:14px 24px}.el-table{border-radius:var(--radius-sm);overflow:hidden}.el-table th{background:#f8fafc!important;color:var(--text-primary)!important;font-weight:600;font-size:13px;border-bottom:2px solid #e2e8f0!important}.el-table--striped .el-table__body tr.el-table__row--striped td{background:#fafbfc}.el-table__body tr:hover>td{background:#f1f5f9!important}.el-card{border-radius:var(--radius)!important;box-shadow:var(--shadow)!important;border:1px solid var(--border)!important;transition:box-shadow .2s}.el-card:hover{box-shadow:var(--shadow-md)!important}.el-button--primary{background:var(--primary)!important;border-color:var(--primary)!important}.el-button--primary:hover{background:var(--primary-dark)!important;border-color:var(--primary-dark)!important}.el-button--primary.is-plain{color:var(--primary)!important;background:var(--primary-bg)!important;border-color:#93bbfd!important}.el-button--primary.is-plain:hover{background:var(--primary)!important;color:#fff!important}.el-button--success{background:var(--success)!important;border-color:var(--success)!important}.el-button--warning{background:var(--warning)!important;border-color:var(--warning)!important}.el-button--danger{background:var(--danger)!important;border-color:var(--danger)!important}.el-pagination.is-background .el-pager li:not(.disabled).active{background:var(--primary)!important;color:#fff!important}.el-pagination.is-background .el-pager li:not(.disabled):hover{color:var(--primary)!important}.el-input.is-active .el-input__inner,.el-input__inner:focus,.el-range-editor.is-active,.el-range-editor.is-active:hover,.el-select .el-input.is-focus .el-input__inner,.el-textarea__inner:focus{border-color:var(--primary)!important}.el-checkbox__input.is-checked .el-checkbox__inner,.el-radio__input.is-checked .el-radio__inner{background:var(--primary)!important;border-color:var(--primary)!important}.el-checkbox__input.is-checked+.el-checkbox__label,.el-radio__input.is-checked+.el-radio__label{color:var(--primary)!important}.el-switch.is-checked .el-switch__core{background:var(--primary)!important;border-color:var(--primary)!important}.el-tabs__active-bar{background:var(--primary)!important}.el-tabs__item.is-active{font-weight:600}.el-tabs__item.is-active,.el-tabs__item:hover,.el-tag--primary{color:var(--primary)!important}.el-tag--primary{background:#eff6ff!important;border-color:#bfdbfe!important}.el-tag--success{background:#ecfdf5!important;border-color:#a7f3d0!important;color:#065f46!important}.el-tag--warning{background:#fffbeb!important;border-color:#fde68a!important;color:#92400e!important}.el-tag--danger{background:#fef2f2!important;border-color:#fecaca!important;color:#991b1b!important}.el-tag--info{background:#f1f5f9!important;border-color:#cbd5e1!important;color:#475569!important}.el-message--success{background:#ecfdf5!important;border-color:#6ee7b7!important}.el-message--warning{background:#fffbeb!important;border-color:#fcd34d!important}.el-message--error{background:#fef2f2!important;border-color:#fca5a5!important}.dark-menu .el-menu-item.is-active{background:hsla(0,0%,100%,.12)!important;border-right:3px solid #60a5fa}.dark-menu .el-menu-item:hover,.dark-menu .el-submenu__title:hover{background:hsla(0,0%,100%,.06)!important}.dark-menu .el-menu .el-menu-item{padding-left:20px!important}.dark-menu .el-submenu__title{font-size:16px!important;font-weight:700!important}.dark-menu .el-submenu__icon-arrow{display:none!important}.el-dropdown-menu__item:hover{background:var(--primary-bg)!important;color:var(--primary)!important}.el-alert--info{background:#eff6ff!important;border-color:#bfdbfe!important}.el-alert--warning{background:#fffbeb!important;border-color:#fde68a!important;color:#92400e!important}.el-divider__text{background:#fff;color:var(--text-secondary);font-weight:500}.el-table .cell .el-button{margin:2px 3px}