:root{color-scheme:light;--bg:#fffaf6;--surface:#ffffff;--surface-subtle:#fff4ea;--surface-muted:#f7efe8;--text:#1c1917;--muted:#74665b;--line:#eadfd5;--line-strong:#d8c8b9;--brand:#f97316;--brand-strong:#c2410c;--brand-soft:#ffedd5;--on-brand:#ffffff;--accent:#0f766e;--danger:#b91c1c;--shell-gradient-start:rgba(255,244,234,0.95);--shell-gradient-mid:rgba(255,250,246,0.72);--qr-bg:#ffffff;--qr-line:#d8c8b9;--qr-text:#3f332b;--shadow:0 18px 45px rgba(67,42,25,0.10);--radius:8px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.shell{min-height:100vh;background:linear-gradient(180deg,var(--shell-gradient-start),var(--shell-gradient-mid) 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