:root{--ink:#17212b;--muted:#65707d;--line:#dbe1e6;--paper:#f4f6f7;--white:#fff;--navy:#162a3a;--accent:#9b6d2e;--soft:#eef1f3}*{box-sizing:border-box}body{background:var(--paper);color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}.app-shell{min-height:100vh}.topbar{z-index:10;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff5;justify-content:space-between;align-items:center;padding:18px clamp(20px,4vw,56px);display:flex;position:sticky;top:0}.brand{letter-spacing:-.02em;font-family:Georgia,serif;font-size:22px;font-weight:700}.brand-subtitle,.fine-print{color:var(--muted);font-size:12px}.topbar-actions{align-items:end;gap:18px;display:flex}.selector-label{text-transform:uppercase;letter-spacing:.09em;color:var(--muted);gap:4px;font-size:11px;display:grid}select{border:1px solid 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