:root{--ink:#1e2b3b;--muted:#475569;--card:#ffffff;--bg:#f5f7fb;--blue-itb:#0079c2;--stripe:#eaf3fb;--ring:rgba(0, 121, 194, 0.25);--danger:#dc2626}*{box-sizing:border-box}html,body{height:100%}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}body.dragging{user-select:none}.nowrap{white-space:nowrap}cite{font-style:italic;font-size:.85em;color:#d81b60;margin-left:.2em;font-weight:500}.wrap{max-width:1280px;margin:32px auto;padding-left:max(16px, env(safe-area-inset-left));padding-right:max(16px, env(safe-area-inset-right))}body.full .wrap{max-width:none;width:100%;padding:0;margin:0 auto}body.full .banner,body.full main.split{padding-left:max(20px, env(safe-area-inset-left));padding-right:max(20px, env(safe-area-inset-right))}body.full main.split{margin-top:18px}main.split{display:grid;grid-template-columns:2fr 3fr;gap:18px}@media screen and 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