:root{font-family:Inter,Segoe UI,sans-serif;color:#203445;background:#f3f6f8;font-size:16px}*{box-sizing:border-box}body{margin:0}header{padding:24px max(24px,calc((100vw - 1000px)/2));background:#193849;color:white;display:flex;justify-content:space-between;align-items:center;gap:16px}.brand{font-weight:800;letter-spacing:2px}.badge{background:#f4cf71;color:#39301b;font-size:.75rem;font-weight:800;padding:8px 12px;border-radius:20px}main{max-width:1000px;margin:auto;padding:38px 24px}.intro{max-width:740px}.eyebrow{font-size:.75rem;letter-spacing:2px;color:#427475;font-weight:800}h1{font-size:2.7rem;letter-spacing:-1px;line-height:1.15;margin:12px 0 20px}h2{font-size:1.25rem;margin-top:0}p{line-height:1.65;color:#506575}section{padding:26px;background:white;border:1px solid #dce4e8;border-radius:14px;margin:20px 0}form{display:grid;gap:16px;max-width:600px}label{display:grid;gap:7px;font-size:.9rem;font-weight:600}input,select{font:inherit;padding:12px;border:1px solid #b5c6cf;border-radius:7px;min-width:0;width:100%;background:white}input:focus,select:focus,button:focus-visible{outline:3px solid #91d4d0;outline-offset:2px}button{font:inherit;font-weight:600;border:1px solid #14746b;border-radius:7px;padding:12px 16px;background:#14746b;color:white;cursor:pointer}button:disabled{opacity:.5;cursor:wait}button.secondary{background:white;color:#31586b;border-color:#b5c6cf}.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.actions select{width:auto;max-width:100%}#message{border-left:4px solid #d7ab44;background:#fff8e6;padding:14px 18px;border-radius:4px;color:#514323}#message.error{border-color:#bd4141;background:#fff0ee;color:#812c2c}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.65 Consolas,monospace;color:#325365}pre:empty{display:none}.session{display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:.8rem;color:#506575}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card-field{height:44px;padding:10px;border:1px solid #b5c6cf;border-radius:7px}#card-area{margin-top:24px}#card-area>label{margin-bottom:18px}#checkout{display:inline-block;margin-top:18px;color:#086d68}#checkout[hidden],[hidden]{display:none!important}footer{font-size:.8rem;text-align:center;color:#6c818e;padding:30px 0}@media(max-width:600px){h1{font-size:2rem}header{padding:18px}.badge{font-size:.65rem}main{padding:24px 16px}section{padding:20px}.actions button{width:100%}.session{align-items:flex-start}.grid{grid-template-columns:1fr 1fr}}