:root{--primary: #0EA5E9;--primary-hover: #0284C7;--accent: #3B82F6;--bg-page: #F7F7F8;--bg-primary: #FFFFFF;--bg-sidebar: #FFFFFF;--bg-input: #F1F5F9;--bg-hover: #E2E8F0;--selected-bg: #DBEAFE;--text-primary: #1A1A2E;--text-secondary: #64748B;--text-muted: #94A3B8;--text-tertiary: #CBD5E1;--border: #E2E8F0;--success: #10B981;--warning: #F59E0B;--danger: #EF4444}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background-color:var(--bg-page);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:0;height:0}*{scrollbar-gutter:stable}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .15s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-secondary{background-color:var(--bg-input);color:var(--text-secondary)}.btn-secondary:hover:not(:disabled){background-color:var(--bg-hover)}.btn-outline{background-color:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-outline:hover:not(:disabled){background-color:var(--bg-input)}.btn-icon{padding:6px;border-radius:4px;background-color:transparent;color:var(--text-muted)}.btn-icon:hover{background-color:var(--bg-input);color:var(--text-secondary)}.input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:6px;background-color:var(--bg-input);color:var(--text-primary);font-size:14px;outline:none;transition:border-color .15s ease}.input:focus{border-color:var(--primary)}.input::-moz-placeholder{color:var(--text-muted)}.input::placeholder{color:var(--text-muted)}.container{max-width:800px;margin:0 auto;padding:0 24px}body,.header,.sidebar,.topbar,.card,.btn,.input,.modal-content{transition:background-color .3s ease,color .3s ease,border-color .3s ease}.menu-portal{position:fixed;z-index:9999;pointer-events:none}.menu-portal>*{pointer-events:auto}.page-fade-enter-active,.page-fade-leave-active{transition:opacity .3s ease}.page-fade-enter-from,.page-fade-leave-to{opacity:0}