@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--bg:#f8fafc;--surface:#fff;--surface-hover:#f1f5f9;--card:#fff;--card-alt:#f8fafc;--elevated:#fff;--prebuy:#7c3aed;--prebuy-strong:#6d28d9;--prebuy-dim:#ede9fe;--prebuy-border:#ddd6fe;--oms:#ea580c;--oms-strong:#c2410c;--oms-dim:#ffedd5;--oms-border:#fed7aa;--atonce:#0284c7;--atonce-strong:#0369a1;--atonce-dim:#e0f2fe;--atonce-border:#bae6fd;--green:#16a34a;--green-dim:#dcfce7;--amber:#d97706;--amber-dim:#fef3c7;--red:#dc2626;--red-dim:#fee2e2;--text:#0f172a;--text-dim:#475569;--text-muted:#64748b;--sku-s:#334155;--sku-s-bg:#f1f5f9;--sku-m:#0369a1;--sku-m-bg:#e0f2fe;--border:#e2e8f0;--border-md:#cbd5e1;--border-strong:#94a3b8;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000000d, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #0000000d, 0 4px 6px -4px #0000000d;--r-sm:6px;--r:8px;--r-lg:12px;--r-xl:16px;--gap-xs:8px;--gap-sm:12px;--gap:24px;--gap-lg:32px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:15px}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}button{cursor:pointer;font-family:inherit}input{font-family:inherit}strong{font-weight:600}.app-shell{flex-direction:column;min-height:100vh;display:flex}.top-bar{align-items:center;gap:var(--gap);background:var(--surface);border-bottom:1px solid var(--border);z-index:100;box-shadow:var(--shadow-sm);padding:16px 32px;display:flex;position:sticky;top:0}.top-bar-brand{flex-shrink:0;align-items:center;gap:12px;display:flex}.top-bar-brand 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