:root{--ink: #17140f;--paper: #f6f1e7;--paper-2: #efe7d8;--line: #d8cdb8;--accent: #1f6f5c;--accent-2: #b4552d;--muted: #7a6f5d;--radius: 14px;--shadow: 0 1px 0 rgba(23, 20, 15, .04), 0 12px 32px -18px rgba(23, 20, 15, .45);--font-ui: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font-ui);color:var(--ink);background:var(--paper);background-image:radial-gradient(1200px 600px at 12% -10%,#fffdf8 0%,transparent 60%),radial-gradient(900px 500px at 100% 0%,#f0ece0 0%,transparent 55%),repeating-linear-gradient(0deg,transparent 0 27px,rgba(23,20,15,.028) 27px 28px);-webkit-font-smoothing:antialiased}.shell{height:100%;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;padding:18px;max-width:1280px;margin:0 auto}.column{display:flex;flex-direction:column;min-height:0;background:#fffdf8;border:1px solid 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