:root{--brand: #E53935;--brand-dark: #C62828;--accent: #FB8C00;--bg: #f5f5f7;--card: #ffffff;--text: #1c1c1e;--muted: #8a8a8e;--line: #ececf0;--green: #43A047;--gold: #f5a623;--danger: #E53935;--radius: 14px;--maxw: 1000px;--sidebar: 220px}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%}body{font-family:-apple-system,PingFang SC,Hiragino Sans,Noto Sans CJK,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}input,select,textarea{font:inherit;color:inherit}.console{min-height:100%;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:40;background:var(--brand);color:#fff;padding:10px 18px;display:flex;align-items:center;gap:14px}.topbar .brand{font-weight:800;font-size:18px;display:flex;align-items:center;gap:8px}.topbar .spacer{flex:1}.topbar 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