:root{color:#151922;background:#fff;font-family:Inter,SF Pro Text,PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;--accent: #1457e6;--accent-soft: #eef4ff;--amber: #e77716;--amber-soft: #fff8ed;--border: #dfe4ec;--ink: #151922;--muted: #687183;--subtle: #f7f9fc}*{box-sizing:border-box}body{margin:0;min-width:320px;background:#fff}button,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid rgba(20,87,230,.22);outline-offset:2px}.radar-app{min-height:100vh;background:#fff;color:var(--ink)}.radar-header{min-height:72px;display:grid;grid-template-columns:minmax(250px,1fr) auto minmax(310px,1fr);align-items:stretch;border-bottom:1px solid var(--border);padding:0 46px;background:#fff;position:sticky;top:0;z-index:20}.radar-brand{display:flex;align-items:center;gap:10px;letter-spacing:-.02em}.radar-brand strong{font-size:22px;font-weight:760}.radar-brand span{font-family:Songti SC,STSong,serif;font-size:20px}.mode-nav{display:flex;align-items:stretch;gap:34px}.mode-nav button{display:inline-flex;align-items:center;gap:9px;min-width:104px;justify-content:center;border:0;border-bottom:3px solid transparent;background:transparent;color:#4e5665;font-size:16px;font-weight:620;cursor:pointer}.mode-nav button.active{border-bottom-color:var(--accent);color:var(--accent)}.mode-nav svg,.refresh-button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.mode-nav .active svg rect{fill:currentColor;stroke:currentColor}.refresh-cluster{display:flex;align-items:center;justify-content:flex-end;gap:13px}.schedule-state{display:flex;align-items:flex-end;flex-direction:column;gap:2px;color:#4e5665}.schedule-state span{font-size:13px;letter-spacing:.08em}.schedule-state 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span{color:#7d4545;font-size:13px}.error-banner button{border:0;background:transparent;color:#a02525;font-weight:650;cursor:pointer}.radar-layout{display:grid;grid-template-columns:minmax(0,1fr) 390px;min-height:calc(100vh - 137px)}.feed-panel{min-width:0;padding:22px 22px 64px 46px}.feed-heading{display:flex;align-items:flex-end;justify-content:space-between;padding:0 12px 20px 0}.feed-heading h1{margin:0;font-family:Songti SC,STSong,serif;font-size:25px;font-weight:700;letter-spacing:-.02em}.feed-heading p{margin:5px 0 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