:root{font-family:Inter,Microsoft YaHei,PingFang SC,system-ui,sans-serif;color:#20262d;background:#f4f5f6;font-synthesis:none;--ink: #20262d;--muted: #6b737d;--line: #dce0e4;--line-strong: #c8ced4;--surface: #fff;--soft: #eef0f2;--violet: #6251d8;--violet-dark: #4e3fc0;--violet-soft: #efedff;--green: #168765;--green-soft: #e6f4ee;--coral: #d45443;--coral-soft: #fff0ed;--amber: #996314;--shadow: 0 14px 36px rgba(29, 38, 48, .12)}*{box-sizing:border-box}html{min-width:320px;background:#f4f5f6}body{margin:0;min-width:320px;min-height:100vh}button,input{font:inherit;letter-spacing:0}button{color:inherit}button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid 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