:root{--ink:#17222c;--muted:#63717d;--paper:#f4f7f6;--card:#fff;--teal:#087f72;--teal-dark:#05685f;--lime:#d9f36f;--line:#dbe3e0}*{box-sizing:border-box}html{background:var(--paper)}body{color:var(--ink);background:var(--paper);font-family:var(--font-geist),Arial,sans-serif;margin:0}button{font:inherit}.scanner-shell{background:radial-gradient(circle at 14% 0%,#e3f2ed 0,transparent 32%),var(--paper);min-height:100vh}.topbar{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffe6;align-items:center;gap:14px;height:78px;padding:0 clamp(18px,5vw,72px);display:flex}.brand-mark{color:#fff;background:var(--teal);letter-spacing:-.05em;border-radius:13px;place-items:center;width:42px;height:42px;font-weight:850;display:grid}.eyebrow{color:var(--teal);text-transform:uppercase;letter-spacing:.12em;margin:0 0 2px;font-size:10px;font-weight:800}.topbar 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