:root{--bg: #f6f5f1;--surface: #ffffff;--ink: #1b1f2a;--muted: #6b6f7a;--line: #e3e1da;--accent: #1f2a44;--accent-ink: #ffffff;--highlight: #f2c14e;--danger: #b3261e;--radius: 12px;color-scheme:light}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg: #12141a;--surface: #1b1e26;--ink: #eceef3;--muted: #9aa0ad;--line: #2c303b;--accent: #f2c14e;--accent-ink: #1b1f2a;--danger: #ff8a80;color-scheme:dark}}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--ink);font:16px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,sans-serif;-webkit-font-smoothing:antialiased}button,input{font:inherit;color:inherit}h1{font-size:1.6rem;margin:.25rem 0;letter-spacing:-.01em}code{background:var(--line);padding:1px 5px;border-radius:4px}.muted{color:var(--muted)}.small{font-size:.85rem}.strong{font-weight:600}.error{color:var(--danger)}.pad{padding:0 16px 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