*{margin:0;padding:0;box-sizing:border-box}:root{--bbc-black: #000000;--bbc-white: #ffffff;--bbc-red: #bb1919;--bbc-red-hover: #990000;--bbc-grey-1: #1a1a1a;--bbc-grey-2: #3c3c3c;--bbc-grey-3: #6e6e6e;--bbc-grey-4: #aeaeae;--bbc-grey-5: #e0e0e0;--bbc-grey-6: #f5f5f5;--bbc-link: #006de0;--bbc-font: "Helvetica Neue", Helvetica, Arial, sans-serif;--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .12)}body{font-family:var(--bbc-font);background:var(--bbc-grey-6);color:var(--bbc-grey-1);height:100dvh;overflow:hidden;-webkit-font-smoothing:antialiased}#root{height:100%}.app{display:flex;flex-direction:column;height:100%;max-width:900px;margin:0 auto;background:var(--bbc-white)}.app-header{display:flex;align-items:center;justify-content:space-between;padding:0 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.checkout-btn{margin-top:24px;background:var(--bbc-black)}.checkout-success .checkout-btn:hover{background:var(--bbc-grey-2)}.access-denied{display:flex;align-items:center;justify-content:center;height:100%;padding:24px;background:var(--bbc-grey-6)}.access-denied-card{text-align:center;max-width:420px;padding:48px 32px;background:var(--bbc-white);border-radius:4px;box-shadow:var(--shadow-md)}.access-denied-card .bbc-logo{justify-content:center;margin-bottom:24px}.access-denied-card h1{font-size:20px;font-weight:700;color:var(--bbc-grey-1);margin-bottom:12px}.access-denied-card p{font-size:14px;line-height:1.6;color:var(--bbc-grey-2);margin-bottom:8px}.access-denied-small{font-size:12px!important;color:var(--bbc-grey-3)!important;margin-top:12px!important}.diagram-page{height:100%;overflow-y:auto;padding:32px;background:var(--bbc-white)}.diagram-header{display:flex;align-items:center;gap:16px;margin-bottom:32px;padding-bottom:16px;border-bottom:3px solid var(--bbc-black)}.diagram-header 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24px}.letter-qr-section{flex-direction:column;text-align:center}.checkout-body{padding:24px 20px}.checkout-row{flex-direction:column;gap:0}.diagram-page{padding:16px}}