:root{--bg: #f6faf5;--surface: rgba(255, 255, 255, .82);--surface-strong: #ffffff;--surface-green: #edf6ec;--text: #1f2a24;--muted: #6b756e;--line: rgba(93, 124, 95, .22);--line-strong: rgba(93, 124, 95, .38);--green: #5e8b61;--green-dark: #284535;--gold: #c4a04b;--gold-soft: rgba(196, 160, 75, .16);--grey: #e4e9e4;--danger: #9b4d42;--shadow: 0 18px 48px rgba(52, 75, 58, .12);--font: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{min-height:100vh;background:linear-gradient(120deg,rgba(118,163,107,.18),transparent 34%),linear-gradient(260deg,rgba(196,160,75,.12),transparent 30%),var(--bg);color:var(--text);font-family:var(--font)}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:disabled{cursor:not-allowed}.app-shell{width:min(1120px,calc(100vw - 24px));margin:0 auto;padding:14px 0 28px}.hero-panel,.rank-panel,.board-panel,.catalog-panel{border:1px solid 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