@import "https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap";
:root{--ink:#1c2530;--ink-soft:#5b6774;--paper:#f6f5f2;--surface:#fff;--line:#e3e1db;--accent:#3b5b6b;--accent-hover:#2e4753;--signal-red:#b23b3b;--signal-red-bg:#fbeeee;--signal-amber:#c08a2e;--signal-amber-bg:#fbf3e4;--signal-green:#3f7d58;--signal-green-bg:#eef5f0}*{box-sizing:border-box}html,body{background:var(--paper);height:100%;color:var(--ink);margin:0;padding:0;font-family:IBM Plex Sans,-apple-system,sans-serif}h1,h2,h3{letter-spacing:-.01em;font-weight:600}a{color:var(--accent)}input,select{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:6px;font-family:IBM Plex Sans,sans-serif}button{font-family:IBM Plex Sans,sans-serif;font-weight:500}.mono{font-family:IBM Plex Mono,monospace}