:root{--paper:#fff;--paper-2:#f6f6f7;--paper-3:#fafafa;--ink:#18181b;--muted:#62626a;--weak:#8b8b94;--line:#e4e4e7;--line-strong:#cfcfd4;--accent:#ffd84d;--accent-hover:#f5ca2f;--accent-soft:#fff8d6;--accent-ink:#18181b;--danger:#a92a20;--success:#1f7542;--radius-card:10px;--radius-control:8px;--radius-small:6px;--max:1240px;--motion-fast:.16s;--motion-base:.2s;--ease-ui:cubic-bezier(.2, .7, .2, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Helvetica Neue,PingFang SC,Microsoft YaHei,Arial,sans-serif;font-size:15px;line-height:1.5}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid color-mix(in srgb, 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