:root{--bank-navy:#0c2340;--bank-navy-2:#123457;--bank-green:#1d9e75;--bank-green-dark:#0f6e56;--wallet-purple:#3c3489;--wallet-purple-2:#534ab7;--border:#e2e2e2;--muted:#6b7280;--bg:#f2f2f0;--danger:#c0392b;--container-w:min(96vw, 1520px)}*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;padding:16px 16px 32px;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#1a1a1a;min-height:100vh}h2{font-size:20px;margin:0 0 8px;line-height:1.25}.muted{color:var(--muted);font-size:14px;line-height:1.55;margin:0 0 16px}.hint{color:var(--muted);font-size:13px;margin-top:12px;display:flex;align-items:center;gap:8px}.app{width:var(--container-w);max-width:100%;margin:0 auto}.page-head{margin:0 0 16px}.page-head h1{font-size:22px;font-weight:600;margin:0 0 4px}.page-head p{margin:0;color:var(--muted);font-size:15px}.bank-frame{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 6px 20px #00000014;border:1px solid var(--border);display:flex;flex-direction:column;min-height:calc(100vh - 150px)}.browser-bar{background:var(--bank-navy);padding:10px 16px;display:flex;align-items:center;gap:8px}.browser-dots{display:flex;gap:5px;flex-shrink:0}.browser-dots span{width:8px;height:8px;border-radius:50%;background:#ffffff59}.browser-url{flex:1;min-width:0;background:#ffffff1f;border-radius:6px;padding:5px 12px;font-size:12px;color:#ffffffd9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bank-app-header{background:var(--bank-navy-2);color:#fff;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.bank-logo{font-weight:700;font-size:18px;letter-spacing:.2px}.bank-logo span{color:var(--bank-green)}.bank-user{font-size:13px;color:#ffffffbf;text-align:right}.nav{display:flex;gap:6px;flex-wrap:nowrap;padding:10px 16px;border-bottom:1px solid var(--border);background:#fafafa;overflow-x:auto;-webkit-overflow-scrolling:touch}.nav a,.nav button.linkish{text-decoration:none;border:none;background:transparent;padding:8px 14px;border-radius:8px;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;white-space:nowrap}.nav a.active,.nav a:hover{background:var(--bank-navy);color:#fff}.bank-screen{padding:20px 16px 24px;flex:1;display:flex;flex-direction:column}.screen-grid{display:grid;gap:20px;flex:1;align-items:start}.screen-aside{min-width:0}.form-grid{display:grid;gap:0 16px}.form-field{margin-bottom:14px;min-width:0}.form-field .field{margin-bottom:0}.span-2{grid-column:1 / -1}.card{border:1px solid var(--border);border-radius:10px;padding:16px 18px;margin-bottom:16px}.card-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;font-size:14px;padding:6px 0}.card-row span:last-child{text-align:right;word-break:break-word}.status.not-connected{color:var(--muted)}.status.connected{color:var(--bank-green-dark);font-weight:600}.btn-primary,.btn-secondary,.btn-wallet,.btn-outline-danger,.btn-disabled{width:100%;border-radius:8px;padding:12px 16px;font-size:14px;font-weight:600;cursor:pointer;margin-bottom:8px}.btn-primary{background:var(--bank-navy);color:#fff;border:none}.btn-primary:hover{background:var(--bank-navy-2)}.btn-secondary{background:#fff;color:var(--bank-navy);border:1px solid var(--border)}.btn-wallet{background:var(--wallet-purple);color:#fff;border:none}.btn-wallet:hover{background:var(--wallet-purple-2)}.btn-outline-danger{background:#fff;color:var(--danger);border:1px solid var(--danger)}.btn-disabled{background:#f5f5f5;color:#aaa;border:1px solid var(--border);cursor:not-allowed}button:disabled{opacity:.65;cursor:not-allowed}input.field{width:100%;border:1px solid var(--border);border-radius:8px;padding:11px 12px;font-size:15px;margin-bottom:12px}label.field-label{font-size:13px;color:var(--muted);display:block;margin-bottom:5px}.error{background:#fbeceb;color:var(--danger);border-radius:8px;padding:10px 12px;font-size:14px;margin-bottom:14px}.notice{background:#eefaf5;color:var(--bank-green-dark);border-radius:8px;padding:10px 12px;font-size:14px;margin-bottom:14px}.demo-callout{background:#fff8e8;border:1px solid #ead9a8;color:#6d5214;border-radius:8px;padding:12px 14px;font-size:14px;line-height:1.5;margin-bottom:16px}.demo-callout{background:#fff6e8;color:#7a4b00;border:1px solid #f0d9a8;border-radius:8px;padding:10px 12px;font-size:14px;line-height:1.5;margin-bottom:14px}.setup-guide{margin-top:28px;padding-top:20px;border-top:1px solid var(--border)}.setup-guide-scan{margin-top:0;padding-top:0;border-top:none}.setup-guide h3{font-size:16px;margin:20px 0 8px}.setup-guide code{font-size:13px;background:#f4f4f4;padding:1px 5px;border-radius:4px}.setup-guide a{color:var(--bank-navy)}.setup-steps{margin:0 0 12px;padding-left:22px;font-size:14px;line-height:1.55}.setup-steps li{margin-bottom:8px}.open-wallet-stack{display:flex;flex-direction:column;gap:8px;width:100%}.qr-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;margin-bottom:14px}.qr-wrap img{width:min(100%,240px);height:auto;aspect-ratio:1;border:1px solid var(--border);border-radius:8px}.scheme-row{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.scheme-row button{border:1px solid var(--border);background:#fff;padding:8px 12px;border-radius:8px;font-size:13px;cursor:pointer}.scheme-row button.active{background:var(--bank-navy);color:#fff;border-color:var(--bank-navy)}.spinner{width:13px;height:13px;border:2px solid #ddd;border-top-color:var(--bank-green);border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.footnote{margin:20px auto 0;color:var(--muted);font-size:13px;text-align:center;line-height:1.5}a.btn-primary,a.btn-secondary,a.btn-wallet{display:block;text-align:center;text-decoration:none}@media(min-width:720px){body{padding:20px 24px 32px}.page-head{margin-bottom:18px}.page-head h1{font-size:24px}.bank-screen{padding:28px 32px 32px}.form-grid{grid-template-columns:1fr 1fr}.qr-wrap img{width:260px}}@media(min-width:900px){body{padding:24px 32px 36px}h2{font-size:22px}.bank-app-header{padding:16px 28px}.nav{padding:12px 24px;gap:8px}.bank-screen{padding:36px 40px 40px}.bank-frame{min-height:calc(100vh - 170px)}.screen-grid{grid-template-columns:minmax(0,1.35fr) minmax(300px,.8fr);gap:40px;align-items:stretch}.screen-aside{background:#fafafa;border:1px solid var(--border);border-radius:12px;padding:28px}.qr-wrap img{width:280px}}@media(min-width:1280px){.bank-screen{padding:40px 48px 48px}.screen-grid{gap:48px}h2{font-size:24px}.card{padding:20px 22px}.card-row{font-size:15px;padding:8px 0}}@media(max-width:479px){body{padding:10px 10px 24px}.page-head h1{font-size:18px}.page-head p{font-size:13px}h2{font-size:18px}.bank-logo{font-size:16px}.bank-user{font-size:12px}.bank-frame{min-height:0}.bank-screen{padding:16px 14px 20px}.nav{padding:8px 10px;gap:4px}.nav a,.nav button.linkish{padding:7px 10px;font-size:13px}.card-row{flex-direction:column;gap:2px;align-items:flex-start}.card-row span:last-child{text-align:left}}