:root{--hc-primary: #0d9488;--hc-primary-soft: #ccfbf1;--hc-primary-dark: #0f766e;--hc-bg: #f0f7f5;--hc-sidebar: #0f3d3a;--hc-sidebar-text: #ffffff;--hc-card: #ffffff;--hc-border: #d9ebe6;--hc-text: #134e4a;--hc-muted: #5f7f7a}*{box-sizing:border-box}html,body,#app{margin:0;padding:0;min-height:100%;font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--hc-bg);color:var(--hc-text)}a{color:inherit;text-decoration:none}.page-card{background:var(--hc-card);border:1px solid var(--hc-border);border-radius:12px;padding:20px}.page-toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:16px}.fade-enter-active,.fade-leave-active{transition:opacity .18s ease}.fade-enter-from,.fade-leave-to{opacity:0}