*{margin:0;padding:0;box-sizing:border-box}:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;min-height:100vh}#root{min-height:100vh}:root{--bg: #fafafa;--surface: #ffffff;--ink: #101114;--ink-soft: #5c6066;--ink-faint: #9a9ea4;--line: #e6e7e9;--line-strong: #d3d5d8;--black: #101114;--white: #ffffff;--err: #b3261e;--err-bg: #fdf3f2;--radius: 10px}@media(prefers-color-scheme:dark){:root{--bg: #0c0d0f;--surface: #141517;--ink: #f2f3f4;--ink-soft: #a3a7ac;--ink-faint: #6b6f75;--line: #232528;--line-strong: #33363a;--black: #f2f3f4;--white: #0c0d0f;--err: #ff8a80;--err-bg: #2a1614}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh;-webkit-font-smoothing:antialiased;font-size:15px;line-height:1.5}.app{max-width:1160px;margin:0 auto;padding:32px 24px}.btn{border:1px solid 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