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(width<=980px){.auth-gate[data-v-d79c0c75]{grid-template-columns:1fr}.auth-story[data-v-d79c0c75]{display:none}.auth-panel[data-v-d79c0c75]{padding:24px}.auth-mobile-brand[data-v-d79c0c75]{margin-bottom:40px;display:flex}.auth-mobile-brand strong[data-v-d79c0c75]{color:var(--auth-ink);font-size:16px}}@media (width<=520px){.auth-panel[data-v-d79c0c75]{background:#fff;padding:0}.auth-card[data-v-d79c0c75]{min-height:100vh;box-shadow:none;border:0;flex-direction:column;justify-content:center;padding:32px 24px;display:flex}}@media (prefers-reduced-motion:reduce){.session-progress i[data-v-d79c0c75]{width:100%;animation:none}}:root{--brand:#2b5ce6;--brand-light:#e8eeff;--sidebar-bg:#1a1f36;--sidebar-hover:#252b45;--sidebar-active:#2b5ce626}.layout{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--sidebar-bg);color:#fff;flex-direction:column;flex-shrink:0;width:220px;height:100vh;display:flex;overflow-y:auto}.sidebar .logo{border-bottom:1px solid 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li.active{background:var(--sidebar-active);color:var(--brand);font-weight:500}.sidebar .nav-menu li .nav-icon{flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;display:flex}.sidebar .nav-menu li .nav-icon .el-icon{font-size:16px}.main-content{flex-direction:column;flex:1;min-width:0;height:100vh;display:flex;overflow:hidden}.header{z-index:10;background:#fff;flex-shrink:0;justify-content:space-between;align-items:center;height:56px;padding:0 24px;display:flex;box-shadow:0 1px 4px #0000000f}.header .breadcrumb-area{align-items:center;gap:8px;display:flex}.header .breadcrumb-area .group-label{color:#909399;font-size:13px}.header .breadcrumb-area .page-label{color:#303133;font-size:15px;font-weight:600}.header .header-actions{align-items:center;gap:12px;display:flex}.page-content{flex:1;min-height:0;padding:20px;overflow-y:auto}