:root{--bg:#f5f7fb;--surface:#ffffff;--ink:#172539;--muted:#5b6b80;--line:#dfe6ef;--accent:#285ac2;--accent-dark:#1e4492;--tint:#eef2fa;--accent-rgb:40,90,194}
.compare-bar{box-sizing:border-box;display:flex;align-items:center;gap:24px;padding:12px 28px;min-height:64px;background:#172b28;color:#fff;font:12px/1.5 system-ui,sans-serif;position:relative;z-index:50;flex-wrap:wrap}.compare-bar a{text-decoration:none;color:#d6e2df}.compare-home{font-weight:700;letter-spacing:.3px}.compare-versions,.compare-screens{display:flex;gap:4px;align-items:center;flex-wrap:wrap}.compare-bar .compare-versions a{padding:7px 13px;border:1px solid #526961;border-radius:6px}.compare-versions a[aria-current]{background:white;color:#172b28;border-color:white}.compare-screens a{padding:7px 9px}.compare-screens a[aria-current]{color:white;text-decoration:underline;text-underline-offset:5px}.compare-note{margin-left:auto;font-size:10px;color:#c1d2cb}.compare-bar a:focus-visible{outline:3px solid #9cbcff;outline-offset:3px}
.proposed{margin:0;background:#f5f7fb;color:#172539;font:15px/1.6 Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}.proposed *{box-sizing:border-box}.proposed a{color:inherit;text-decoration:none}.proposed button{font:inherit;cursor:pointer}.proposed svg{max-width:100%}.proposed h1,.proposed h2,.proposed h3,.proposed p{margin:0}.proposed h1,.proposed h2{letter-spacing:-.055em;line-height:1.06;font-weight:650}.proposed h1{font-size:clamp(42px,5.4vw,78px)}.proposed h2{font-size:clamp(30px,3.3vw,46px)}.proposed p{color:#5b6b80}.proposed a:focus-visible,.proposed button:focus-visible,.proposed pre:focus-visible{outline:3px solid #285ac2;outline-offset:5px}.test-skip{position:absolute;top:-100px;background:white;padding:12px;z-index:70}.test-skip:focus{top:8px}.test-logo{width:136px;height:34px;display:block}.test-header{max-width:1240px;margin:auto;display:flex;align-items:center;gap:30px;padding:24px 32px;border-bottom:1px solid #dfe6ef}.test-header nav{display:flex;gap:28px;margin-left:auto;font-size:13px;color:#5b6b80}.test-button{display:inline-flex;align-items:center;justify-content:center;gap:24px;background:#285ac2;color:#fff!important;border:1px solid #285ac2;border-radius:8px;padding:13px 20px;font-weight:600;font-size:14px;line-height:1.4}.test-button:hover{background:#204a9f}.test-button.small{padding:10px 14px;font-size:12px;gap:12px}.test-link{display:inline-flex;align-items:center;gap:18px;color:#285ac2!important;font-weight:600;font-size:13px;padding:10px 0}.test-main{max-width:1240px;margin:auto;padding:0 32px}.test-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:72px;align-items:center;padding:70px 0 64px}.test-eyebrow{display:flex;align-items:center;gap:9px;font-size:10px;font-weight:750;letter-spacing:1.6px;color:#285ac2;line-height:1.5}.test-eyebrow>span{width:6px;height:6px;border-radius:50%;background:#285ac2}.hero-story h1{margin:24px 0}.hero-story h1 em{font-style:normal;color:#285ac2}.test-lead{font-size:17px;line-height:1.75;max-width:460px}.test-cta{display:flex;align-items:center;gap:25px;margin-top:30px;flex-wrap:wrap}.beta-note{font-size:11px;margin-top:15px!important}.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;border-top:1px solid #dfe6ef;margin-top:38px;padding-top:23px}.hero-facts strong,.hero-facts span{display:block}.hero-facts strong{font-size:12px;font-weight:650;margin-bottom:5px}.hero-facts span{font-size:11px;color:#5b6b80;line-height:1.5}.hero-product{background:#eaf0fb;border:1px solid #dbe4f3;border-radius:20px;padding:20px 25px 24px;max-width:470px;justify-self:end;width:100%}.product-caption{font-size:9px;letter-spacing:1px;display:flex;justify-content:space-between;gap:10px;margin-bottom:18px;color:#465c7a}.product-caption a{letter-spacing:0;color:#285ac2;font-weight:700}.payment-card{background:white;border:1px solid #dfe6ef;border-radius:16px;padding:23px;box-shadow:0 18px 35px #223d6b0a;max-width:400px;margin:auto}.payment-brand{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:18px;border-bottom:1px solid #e6eaf1}.payment-brand .test-logo{width:105px;height:26px}.payment-brand>span{font-size:8px;letter-spacing:1px;color:#5b6b80}.payment-order{display:flex;align-items:center;gap:10px;padding-top:18px}.merchant-avatar{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:#f0f3f8;color:#5b6b80;font-size:13px;font-weight:700}.payment-order strong,.payment-order div>span{display:block}.payment-order strong{font-size:12px;font-weight:650}.payment-order div>span{font-size:9px;color:#5b6b80}.network{font-size:9px;color:#5b6b80;border:1px solid #dfe6ef;border-radius:20px;padding:4px 8px;margin-left:auto}.payment-amount{text-align:center;margin:23px 0 18px}.payment-amount>span{font-size:10px;color:#5b6b80}.payment-amount strong{display:block;font-size:39px;letter-spacing:-1.5px;line-height:1.4;font-weight:650}.payment-amount small{font-size:15px;letter-spacing:0;font-weight:500;color:#5b6b80}.payment-amount p{font-size:10px}.demo-qr{width:164px;height:164px;padding:10px;margin:auto;border:1px solid #dfe6ef;border-radius:12px;background:white}.demo-qr img{max-width:100%}.qr-caption{font-size:9px;text-align:center;margin:8px 0 17px!important}.demo-address{padding:11px;background:#f5f7fb;border:1px solid #e6eaf1;border-radius:8px}.demo-address span,.demo-address strong{display:block}.demo-address span{font-size:9px;color:#5b6b80}.demo-address strong{font:10px/1.8 ui-monospace,monospace;color:#5b6b80;overflow-wrap:anywhere}.payment-state{display:flex;align-items:center;gap:7px;font-size:10px;background:#edf3fe;border:1px solid #dce6fa;color:#254fa9;padding:11px 10px;border-radius:8px;margin-top:15px}.state-dot{width:5px;height:5px;border-radius:50%;background:#285ac2;flex-shrink:0}.payment-state strong{margin-left:auto;font-size:10px;white-space:nowrap}.payment-help{text-align:center;font-size:9px;margin-top:9px!important}.payment-custody{border-top:1px solid #e6eaf1;padding-top:13px;margin-top:15px!important;font-size:9px;text-align:center}.payment-card[data-state=paid] .payment-state{background:#eef7f1;border-color:#d5e7dd;color:#226144}.payment-card[data-state=paid] .state-dot{background:#226144}.payment-card[data-state=expired] .payment-state{background:#fcf2ea;border-color:#f0dfcf;color:#844414}.payment-card[data-state=expired] .state-dot{background:#844414}.demo-switch{display:flex;justify-content:center;gap:4px;margin:15px 0;flex-wrap:wrap}.demo-switch button{border:1px solid #c4d1e5;background:transparent;color:#465c7a;font-size:10px;padding:7px 11px;border-radius:6px}.demo-switch button[aria-pressed=true]{background:#285ac2;color:white;border-color:#285ac2}.api-strip{display:flex;align-items:center;gap:9px;font-size:10px;color:#465c7a;padding-top:12px;border-top:1px solid #cbd8ed;flex-wrap:wrap}.api-strip>span{color:#285ac2;font-weight:750}.api-strip strong{margin-left:auto;font-size:9px;color:#226144}.flow-section{padding:60px 0 68px;border-top:1px solid #dfe6ef}.section-intro{display:grid;grid-template-columns:1fr 1fr;column-gap:64px;align-items:end}.section-intro .test-eyebrow{grid-column:1/-1;margin-bottom:16px}.section-intro>p{font-size:15px;line-height:1.7;max-width:360px;justify-self:end}.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:38px;border-top:1px solid #dfe6ef}.flow-grid article{padding:25px 23px 0 0}.flow-grid article+article{border-left:1px solid #dfe6ef;padding-left:23px}.flow-grid article>span{font:11px/1.5 ui-monospace,monospace;color:#285ac2}.flow-grid h3{font-size:18px;margin:18px 0 10px;font-weight:600}.flow-grid p{font-size:12px;line-height:1.75}.integration-section{background:white;border:1px solid #dfe6ef;border-radius:16px;padding:38px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.integration-section h2{margin:16px 0 20px}.integration-section p{font-size:14px;line-height:1.8}.integration-section ul{padding-left:18px;font-size:12px;color:#5b6b80;line-height:2}.integration-code{background:#15243a;color:#e4edf9;border:1px solid #253850;border-radius:12px;overflow:hidden;min-width:0}.code-title{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;font-size:10px;border-bottom:1px solid #30415b}.code-title button{font-size:10px;background:transparent;border:1px solid #607494;border-radius:5px;color:#e4edf9;padding:4px 9px}.proposed pre{margin:0;padding:18px;overflow:auto;font:10px/1.9 ui-monospace,SFMono-Regular,Consolas,monospace;max-width:100%}.code-result{border-top:1px solid #30415b;background:#1a2c45}.code-result>span{font-size:9px;color:#bad5ff;display:block;padding:12px 18px 0}.integration-code .copy-feedback{font-size:10px;color:#d7e3f5;padding:0 18px 12px}.boundaries{display:grid;grid-template-columns:1fr 1fr;gap:64px;padding:64px 0;border-bottom:1px solid #dfe6ef}.boundaries h2{margin-top:16px}.boundaries p{font-size:14px;line-height:1.8;margin-bottom:14px}.access-section{text-align:center;padding:70px 0}.access-section .test-eyebrow{justify-content:center}.access-section h2{margin:18px 0}.access-section p{max-width:590px;margin:0 auto 24px;font-size:15px}.access-section>.test-link{display:block;margin:10px auto}.test-footer{max-width:1240px;padding:25px 32px;margin:auto;border-top:1px solid #dfe6ef;display:flex;align-items:center;gap:24px;font-size:12px;flex-wrap:wrap}.test-footer p{flex:1;font-size:11px}.test-checkout{min-height:calc(100vh - 64px);max-width:1050px;margin:auto;padding:70px 32px;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.checkout-intro h1{font-size:48px;margin:20px 0}.checkout-intro p{font-size:15px;line-height:1.8}.checkout-intro .demo-warning{font-size:12px;color:#844414;margin-top:20px}.checkout-intro .demo-switch{justify-content:flex-start;margin:24px 0}.full-payment{width:100%;padding:30px}.full-payment .payment-amount strong{font-size:46px}.design-hub{max-width:1080px;margin:auto;padding:70px 32px}.design-hub h1{margin:22px 0}.design-hub>p{max-width:740px;font-size:16px;line-height:1.8}.hub-options{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:36px 0}.hub-options article{padding:32px;border:1px solid #dfe6ef;border-radius:16px;background:white}.hub-options article>span{font-size:10px;letter-spacing:1px;color:#5b6b80}.hub-options h2{font-size:32px;margin:16px 0}.hub-options p{font-size:14px;line-height:1.8;margin-bottom:25px}
.proposed-docs{--radius:12px}.proposed-docs .site-header{height:70px}.proposed-docs .header-inner{gap:28px}.proposed-docs .docs-layout{gap:28px}.proposed-docs .docs-content h1{font-size:40px}.proposed-docs .doc-code{border-radius:8px}.proposed-docs .docs-card{border-radius:10px;box-shadow:none}.proposed-docs .docs-content{font-size:14px}.proposed-docs .docs-content h2{font-size:25px}.proposed-docs .docs-content h3{font-size:18px}.proposed-docs pre{font-size:12px}.proposed-docs .docs-hero{padding-top:35px}.proposed-docs .site-footer{padding-top:36px}.proposed-docs .endpoint{border-radius:6px}.proposed [hidden]{display:none!important}
@media(max-width:900px){.compare-bar{gap:12px;padding:12px 20px}.compare-note{display:none}.test-hero{gap:35px;grid-template-columns:1fr 1fr}.test-main{padding:0 24px}.hero-facts{grid-template-columns:1fr;gap:10px}.hero-facts strong,.hero-facts span{display:inline}.hero-facts span{margin-left:7px}.hero-product{padding:15px}.test-header{padding:20px 24px;gap:20px}.test-header nav{gap:18px}.integration-section{gap:25px;padding:25px}.test-checkout{gap:35px}.checkout-intro h1{font-size:40px}.payment-card{padding:18px}.test-cta{gap:10px}.test-button{font-size:12px;gap:12px}.product-caption{font-size:8px}}
@media(max-width:650px){.compare-bar{gap:10px;padding:10px 16px;font-size:11px}.compare-home{width:100%}.compare-versions,.compare-screens{gap:3px}.compare-screens{width:100%}.compare-bar .compare-screens a{padding:5px 8px}.test-header{padding:18px 20px;gap:15px;flex-wrap:wrap}.test-header .test-logo{width:112px;height:28px}.test-header nav{order:3;width:100%;justify-content:space-between;margin:0;font-size:12px}.test-header>.test-button{margin-left:auto;font-size:10px}.test-main{padding:0 20px}.test-hero{grid-template-columns:1fr;padding-top:40px;gap:32px}.hero-story h1{font-size:54px;letter-spacing:-3px;margin:20px 0}.test-lead{font-size:15px}.hero-facts{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px}.hero-facts strong,.hero-facts span{display:block}.hero-facts strong{font-size:10px}.hero-facts span{margin-left:0;font-size:10px}.hero-product{justify-self:center;max-width:430px;padding:17px}.payment-card{padding:18px}.product-caption{font-size:8px}.section-intro{grid-template-columns:1fr;gap:18px}.section-intro>p{justify-self:start;font-size:14px}.flow-grid{grid-template-columns:1fr 1fr}.flow-grid article{padding:20px 15px 18px 0}.flow-grid article+article{padding-left:15px}.flow-grid article:nth-child(3){border-left:0;padding-left:0}.flow-grid article:nth-child(n+3){border-top:1px solid #dfe6ef}.integration-section{grid-template-columns:1fr;padding:23px;gap:20px}.integration-section h2{font-size:32px}.integration-code pre{font-size:10px;padding:14px}.boundaries{grid-template-columns:1fr;gap:22px;padding:44px 0}.flow-section{padding:40px 0}.access-section{padding:45px 0}.test-footer{padding:24px 20px;gap:20px}.test-footer p{flex-basis:100%;order:2}.test-checkout{grid-template-columns:1fr;gap:25px;padding:38px 20px;max-width:480px}.checkout-intro h1{font-size:38px}.checkout-intro p{font-size:14px}.full-payment{padding:24px}.design-hub{padding:40px 20px}.design-hub h1{font-size:42px}.hub-options{grid-template-columns:1fr}.hub-options article{padding:25px}.hub-options h2{font-size:29px}.design-hub>p{font-size:14px}.proposed-docs .docs-content h1{font-size:32px}}@media(prefers-reduced-motion:reduce){.proposed *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.proposed-docs .docs-layout{max-width:1180px;grid-template-columns:190px minmax(0,1fr);gap:40px;padding-top:32px}.proposed-docs .docs-toc{display:none}.proposed-docs .docs-content h1{font-size:38px;margin-bottom:12px}.proposed-docs .docs-content h2{margin-top:30px}.proposed-docs .docs-content p{line-height:1.65}.proposed-docs .docs-nav a{padding:8px 11px;font-size:12px}.proposed-docs .doc-code pre{padding:17px}.proposed-docs .docs-cards{gap:14px}.proposed-docs .docs-card{padding:19px}@media(max-width:760px){.proposed-docs .docs-layout{display:block;padding:24px 20px}.proposed-docs .docs-content h1{font-size:32px}}

/* Refined API-first hero: promise, creation contract, customer checkout. */
.proposed .test-main{max-width:1440px}.proposed .test-header,.proposed .test-footer{max-width:1440px}.test-hero{grid-template-columns:1.05fr 1.05fr .95fr;gap:30px;padding:44px 0 38px;align-items:center}.hero-story h1{font-size:clamp(44px,4vw,60px);letter-spacing:-.05em}.hero-story .test-lead{font-size:15px;line-height:1.7}.hero-story .test-cta{gap:16px;margin-top:25px}.hero-story .test-button{font-size:12px;padding:12px 15px;gap:14px}.hero-story .test-link{font-size:12px;gap:10px}.hero-badges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 16px;list-style:none;padding:20px 0 0;margin:24px 0 0;border-top:1px solid #dfe6ef}.hero-badges li{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600;color:#465c7a}.hero-badges svg{width:17px;height:17px;color:#285ac2;flex-shrink:0}.hero-api{min-width:0;width:100%;align-self:center}.hero-api .product-caption{margin-bottom:14px}.hero-api pre{font-size:11px;line-height:1.8;padding:17px;white-space:pre-wrap;overflow-wrap:anywhere}.hero-api .copy-feedback{padding-bottom:0;min-height:24px;margin:0}.hero-api .code-result>span{font-size:10px}.hero-api .code-result pre{padding-top:10px}.api-caption{font-size:10px;line-height:1.7;margin-top:13px!important;color:#5b6b80}.hero-product{padding:15px;border-radius:16px}.hero-product .product-caption{font-size:8px;letter-spacing:.8px;margin-bottom:14px}.hero-product .payment-card{padding:17px}.hero-product .payment-brand{padding-bottom:12px}.hero-product .payment-order{padding-top:12px}.hero-product .payment-amount{margin:16px 0 12px}.hero-product .payment-amount strong{font-size:35px}.hero-product .demo-qr{width:118px;height:118px;padding:10px}.hero-product .demo-qr canvas,.hero-product .demo-qr img{width:96px!important;height:96px!important}.hero-product .qr-caption{font-size:8px;margin:7px 0 12px!important}.hero-product .demo-address{padding:8px}.hero-product .demo-address strong{font-size:9px}.hero-product .payment-state{font-size:9px;padding:9px 8px;margin-top:11px}.hero-product .payment-help{font-size:8px}.hero-product .payment-custody{font-size:8px;margin-top:10px!important;padding-top:10px}.hero-product .demo-switch{margin:12px 0}.hero-product .api-strip{font-size:9px;gap:6px}.architecture-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:24px 0 38px}.architecture-flow{border-top:1px solid #dfe6ef;border-bottom:1px solid #dfe6ef;padding:22px 0}.architecture-title{display:flex;align-items:center;gap:9px;margin-bottom:20px}.architecture-title>svg{width:18px;height:18px;color:#285ac2}.architecture-title h2{font-size:16px!important;letter-spacing:-.02em!important;font-weight:650!important}.architecture-title>span{font:9px/1.5 ui-monospace,monospace;color:#5b6b80;margin-left:auto;letter-spacing:.8px}.flow-route{display:flex;align-items:center;justify-content:space-between;gap:10px;max-width:530px}.flow-route>span:not(.route-arrow){display:flex;align-items:center;gap:9px;font-size:11px;font-weight:600;color:#465c7a}.flow-route svg{width:22px;height:22px;color:#285ac2;flex-shrink:0}.route-arrow{color:#6c85af;font-size:17px}.architecture-flow p{font-size:11px;line-height:1.7;margin-top:15px!important}.flow-section{border-top:0;padding-top:24px}.webhook-rule{border-top:1px solid #30415b;color:#bad5ff;font-size:10px;padding:14px 18px}.webhook-preview .code-title>span:last-child{font-size:9px;color:#bad5ff}
@media(max-width:1099px){.test-hero{grid-template-columns:1fr 1fr;gap:28px}.hero-story{grid-column:1/-1;max-width:800px}.hero-story h1{font-size:56px}.hero-story .test-lead{max-width:560px}.hero-badges{display:flex;flex-wrap:wrap;gap:16px 24px}.hero-api{align-self:center}.hero-product{max-width:none;justify-self:stretch}.hero-product .demo-qr{width:142px;height:142px}.hero-product .demo-qr canvas,.hero-product .demo-qr img{width:120px!important;height:120px!important}.architecture-pair{gap:30px}.flow-route{gap:8px}.flow-route>span:not(.route-arrow){flex-direction:column;text-align:center;font-size:10px}.hero-product .payment-card{max-width:400px}}
@media(max-width:700px){.test-hero{grid-template-columns:1fr;gap:28px;padding-top:34px}.hero-story{grid-column:auto}.hero-story h1{font-size:49px}.hero-story .test-cta{gap:15px}.hero-badges{display:grid;grid-template-columns:1fr 1fr;gap:13px}.hero-api .product-caption{font-size:9px}.hero-api pre{font-size:11px;padding:16px}.hero-product{max-width:430px;justify-self:center;padding:17px}.hero-product .product-caption{font-size:9px}.hero-product .payment-amount strong{font-size:39px}.hero-product .payment-state{font-size:10px}.hero-product .payment-help,.hero-product .payment-custody{font-size:9px}.hero-product .payment-brand{padding-bottom:16px}.hero-product .payment-order{padding-top:16px}.hero-product .payment-amount{margin:20px 0 16px}.hero-product .demo-address{padding:11px}.hero-product .qr-caption{font-size:9px}.architecture-pair{grid-template-columns:1fr;gap:0;padding-top:0}.architecture-flow+.architecture-flow{border-top:0}.flow-route>span:not(.route-arrow){flex-direction:row;font-size:10px;gap:6px}.flow-route svg{width:17px;height:17px}.flow-route{gap:6px}.architecture-title>span{font-size:8px}.architecture-flow p{font-size:11px}.webhook-preview pre{font-size:10px}.webhook-rule{font-size:9px}}

/* Compare only the explanation beneath the hero. */
.flow-switch{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;padding:10px 20px;background:#edf2fa;border-bottom:1px solid #d6dfed;font:11px/1.5 system-ui,sans-serif}.flow-switch>span{color:#5b6b80;margin-right:9px}.flow-switch a{color:#465c7a;padding:6px 12px;border-radius:6px;border:1px solid transparent;text-decoration:none}.flow-switch a[aria-current]{background:white;border-color:#ccd8ec;color:#254fa9;font-weight:650}.flow-switch a:focus-visible{outline:3px solid #285ac2;outline-offset:3px}.responsibility-section{padding:24px 0 40px}.responsibility-heading{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-bottom:24px}.responsibility-heading h2{font-size:30px;letter-spacing:-.035em}.responsibility-heading .test-eyebrow{max-width:240px}.responsibility-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.responsibility-grid article{padding:23px 26px;background:white;border:1px solid #dfe6ef;border-radius:12px}.responsibility-title{display:flex;align-items:center;gap:10px;padding-bottom:15px;border-bottom:1px solid #e6eaf1}.responsibility-title svg{width:19px;height:19px;color:#285ac2}.responsibility-title h3{font-size:17px;font-weight:650}.responsibility-title>span{margin-left:auto;font:9px/1.5 ui-monospace,monospace;color:#5b6b80;letter-spacing:.6px}.responsibility-grid ul{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}.responsibility-grid li{position:relative;padding-left:17px;color:#5b6b80;font-size:12px;line-height:1.65}.responsibility-grid li:before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;background:#285ac2;border-radius:50%}.compact-flow{padding:20px 0 38px}.compact-flow p{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;padding:23px 16px;border-top:1px solid #dfe6ef;border-bottom:1px solid #dfe6ef;font-size:15px;color:#5b6b80}.compact-flow strong{color:#172539;font-weight:650}.compact-flow svg{width:20px;height:20px;color:#285ac2}.compact-divider{width:1px;height:20px;background:#cad5e4;margin:0 16px}@media(max-width:700px){.flow-switch{justify-content:flex-start;gap:5px;padding:10px 16px;font-size:10px}.flow-switch>span{width:100%;margin:0 0 3px}.flow-switch a{padding:6px 9px}.responsibility-heading{display:block;margin-bottom:20px}.responsibility-heading h2{font-size:27px;margin-top:15px}.responsibility-grid{grid-template-columns:1fr;gap:14px}.responsibility-grid article{padding:21px}.responsibility-title>span{font-size:8px}.responsibility-section{padding-top:6px}.compact-flow{padding-top:0}.compact-flow p{display:grid;grid-template-columns:20px auto;justify-content:center;gap:12px;font-size:13px;padding:21px 10px}.compact-divider{display:none}}

/* Three placements for the selected division-of-responsibility concept. */
.role-layout{margin:12px 0 46px}.role-columns{display:grid;grid-template-columns:1fr 1fr;gap:24px;min-width:0}.role-owner{display:flex;align-items:center;gap:9px}.role-owner svg{width:19px;height:19px;color:#285ac2;flex-shrink:0}.role-owner h3{font-size:17px;font-weight:650;letter-spacing:-.025em}.role-owner>span{margin-left:auto;font:8px/1.6 ui-monospace,monospace;letter-spacing:.7px;color:#5b6b80}.role-columns ul{list-style:none;padding:0;margin:19px 0 0;display:grid;gap:10px}.role-columns li{position:relative;padding-left:18px;font-size:12px;line-height:1.7;color:#5b6b80}.role-columns li:before{content:"";width:5px;height:5px;border-radius:50%;background:#285ac2;position:absolute;left:0;top:8px}.role-ribbon{display:grid;grid-template-columns:.75fr 2fr;gap:40px;padding:27px 0;border-top:1px solid #d4dfef;border-bottom:1px solid #d4dfef;align-items:start}.role-ribbon h2{font-size:26px;line-height:1.12;margin-top:12px;letter-spacing:-.035em}.role-ribbon .role-columns{gap:30px}.role-ribbon .role-merchant{border-left:1px solid #d4dfef;padding-left:30px}.role-ribbon .role-owner>span{display:none}.role-ribbon .role-columns ul{gap:6px;margin-top:13px}.role-ribbon .role-columns li{font-size:11px}.role-editorial{display:grid;grid-template-columns:.8fr 2fr;gap:40px;padding:46px 0;border-top:1px solid #dfe6ef;border-bottom:1px solid #dfe6ef;align-items:center;margin-top:0}.role-editorial-intro h2{font-size:39px;margin:20px 0}.role-editorial-intro p{font-size:13px;line-height:1.8;margin-bottom:15px;max-width:300px}.role-editorial .role-columns{gap:18px}.role-editorial .role-columns article{border-radius:14px;padding:30px 25px;min-height:295px}.role-editorial .role-provider{background:#285ac2;color:white;border:1px solid #285ac2}.role-editorial .role-merchant{background:white;border:1px solid #dfe6ef}.role-editorial .role-owner{flex-wrap:wrap}.role-editorial .role-owner>span{width:100%;margin:7px 0 0 28px}.role-editorial .role-provider svg,.role-editorial .role-provider li,.role-editorial .role-provider .role-owner>span{color:white}.role-editorial .role-provider li:before{background:#bdd2ff}.role-editorial .role-columns ul{gap:13px;margin-top:24px}.role-editorial .role-owner h3{font-size:21px}.role-integrated{background:white;border:1px solid #dfe6ef;border-radius:18px;padding:38px;margin-bottom:0}.role-integrated-heading{display:grid;grid-template-columns:1fr 1fr;column-gap:40px;align-items:end;margin-bottom:30px}.role-integrated-heading .test-eyebrow{grid-column:1/-1;margin-bottom:16px}.role-integrated-heading h2{font-size:40px}.role-integrated-heading p{font-size:14px;line-height:1.8;max-width:410px}.role-integrated-body{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}.role-integrated .role-columns{display:block}.role-integrated .role-columns article{padding:20px 0;border-top:1px solid #dfe6ef}.role-integrated .role-columns article:first-child{padding-top:0;border-top:0}.role-integrated .role-owner>span{font-size:8px}.role-integrated .role-columns ul{margin-top:12px;gap:7px}.role-event{min-width:0}.role-event .test-link{font-size:11px;margin-top:8px}.role-integrated .role-merchant{margin-top:5px}.role-integrated .webhook-preview pre{font-size:11px}.role-integrated+.boundaries{padding-top:50px}
@media(max-width:1050px){.role-ribbon{grid-template-columns:1fr;gap:22px}.role-ribbon-label{display:flex;justify-content:space-between;align-items:center;gap:20px}.role-ribbon h2{margin:0}.role-editorial{grid-template-columns:1fr;gap:24px}.role-editorial-intro{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.role-editorial-intro .test-eyebrow{grid-column:1/-1}.role-editorial-intro h2{grid-row:2/4}.role-editorial-intro p{margin-top:20px}.role-editorial-intro .test-link{align-self:start}.role-editorial .role-columns article{min-height:270px}.role-integrated{padding:28px}.role-integrated-body{gap:25px}.role-integrated-heading{column-gap:25px}.role-integrated .role-owner>span{display:none}}
@media(max-width:650px){.role-layout{margin-top:0;margin-bottom:30px}.role-ribbon{padding:23px 0;gap:23px}.role-ribbon-label{display:block}.role-ribbon h2{font-size:26px;margin-top:12px}.role-columns{grid-template-columns:1fr;gap:22px}.role-ribbon .role-merchant{border-left:0;border-top:1px solid #d4dfef;padding:22px 0 0}.role-ribbon .role-columns{gap:20px}.role-ribbon .role-columns li{font-size:12px}.role-editorial{padding:30px 0}.role-editorial-intro{display:block}.role-editorial-intro h2{font-size:33px;margin:16px 0}.role-editorial-intro p{margin-top:0;max-width:none}.role-editorial .role-columns{gap:14px}.role-editorial .role-columns article{min-height:0;padding:25px}.role-integrated{padding:23px;margin-bottom:0}.role-integrated-heading{display:block;margin-bottom:24px}.role-integrated-heading h2{font-size:33px;margin-top:16px}.role-integrated-heading p{font-size:13px;margin-top:16px}.role-integrated-body{grid-template-columns:1fr;gap:14px}.role-integrated .role-owner>span{display:block}.role-integrated .role-columns li{font-size:12px}.role-integrated .webhook-preview pre{font-size:10px}.role-integrated .role-event .test-link{font-size:11px}.role-columns .role-owner>span{letter-spacing:.4px}.role-integrated+.boundaries{padding-top:35px}}

/* Live checkout keeps the existing data, validation and state handling. */
.approved-checkout .checkout-top{max-width:1000px;margin:auto;border-bottom:1px solid var(--line);padding:20px 28px}.approved-checkout .checkout-main{max-width:440px;padding:36px 20px 28px;margin:auto}.approved-checkout .checkout-card{border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 35px rgba(34,61,107,.04);padding:26px}.approved-checkout .checkout-product{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:18px;gap:12px}.approved-checkout .checkout-product h1{font-size:16px;line-height:1.4;letter-spacing:-.025em;overflow-wrap:anywhere}.approved-checkout .checkout-product p{font-size:11px}.approved-checkout .merchant-icon{width:34px;height:34px;border-radius:9px;background:var(--tint);color:var(--accent-dark)}.approved-checkout .checkout-amount{margin:22px 0}.approved-checkout .checkout-amount h2{font-size:44px;letter-spacing:-1.5px;font-weight:650;line-height:1.3}.approved-checkout .checkout-amount p{font-size:11px}.approved-checkout .checkout-amount h2>span:last-child{font-size:17px;font-weight:500;letter-spacing:0}.approved-checkout .checkout-qr-box{padding:12px;border:1px solid var(--line);border-radius:12px;box-shadow:none;background:white}.approved-checkout .qr-hint{font-size:10px;line-height:1.7}.approved-checkout .checkout-field{border-radius:8px;padding:11px;background:var(--bg);border:1px solid var(--line)}.approved-checkout .field-label{font-size:10px}.approved-checkout .field-value code{font-size:11px;overflow-wrap:anywhere}.approved-checkout .copy-button{font-size:10px}.approved-checkout .checkout-status{padding:13px 12px;border-radius:9px}.approved-checkout .checkout-status h3{font-size:12px;line-height:1.5}.approved-checkout .checkout-status p{font-size:10px;line-height:1.7}.approved-checkout .checkout-timer{font-size:11px}.approved-checkout .checkout-note{border-top:1px solid var(--line);background:none;padding:17px 0 0;margin-top:17px}.approved-checkout .checkout-note strong{font-size:10px}.approved-checkout .checkout-note p{font-size:10px;line-height:1.7}.approved-checkout .checkout-bottom{font-size:10px;line-height:1.8}.approved-checkout .checkout-id{font-size:9px;overflow-wrap:anywhere}.approved-checkout .demo-banner{font-size:12px;border-radius:10px}.approved-checkout .demo-banner p{font-size:11px}.approved-checkout .demo-controls{margin-bottom:16px}.approved-checkout .demo-controls button{font-size:11px;padding:7px 10px}.approved-security .security-public-card{border-radius:12px;box-shadow:none}@media(max-width:650px){.approved-checkout .checkout-top{padding:18px 20px;gap:10px}.approved-checkout .checkout-main{padding-top:24px}.approved-checkout .checkout-card{padding:22px}.approved-checkout .checkout-top-actions{gap:7px}.approved-checkout .checkout-top-actions .button.small{padding:6px 8px;font-size:10px}.approved-checkout .checkout-amount h2{font-size:40px}}
.checkout-update{font-size:14px;line-height:1.5;color:#4c6078;margin:10px 0}
.checkout-status[data-state="CHECKING"]{background:#edf4fd;color:#254d80}
.demo-controls{flex-wrap:wrap}

@media(max-width:450px){.approved-checkout .demo-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Readable supporting copy across the approved public pages. */
.proposed{font-size:16px}
.proposed .test-header nav{font-size:14px}
.proposed .test-header .test-button.small{font-size:13px}
.proposed .test-eyebrow{font-size:11px;line-height:1.6}
.proposed .hero-story .test-lead{font-size:17px;line-height:1.75}
.proposed .hero-story .test-button,.proposed .hero-story .test-link{font-size:14px}
.proposed .beta-note,.proposed .api-caption{font-size:13px;line-height:1.75}
.proposed .hero-badges li{font-size:13px;line-height:1.5}
.proposed .hero-api .product-caption,.proposed .hero-product .product-caption{font-size:11px;letter-spacing:.5px}
.proposed .hero-api pre{font-size:13px;line-height:1.8}
.proposed .code-title,.proposed .code-title button,.proposed .hero-api .code-result>span{font-size:12px}
.proposed .integration-code .copy-feedback{font-size:12px;min-height:28px}
.proposed .payment-brand>span{font-size:10px;letter-spacing:.4px}
.proposed .payment-order strong{font-size:14px}
.proposed .payment-order div>span,.proposed .network{font-size:12px;line-height:1.6}
.proposed .payment-amount>span,.proposed .payment-amount p{font-size:13px;line-height:1.65}
.proposed .hero-product .qr-caption,.proposed .hero-product .payment-help,.proposed .hero-product .payment-custody{font-size:12px;line-height:1.7}
.proposed .demo-address span,.proposed .hero-product .demo-address strong{font-size:12px;line-height:1.7}
.proposed .hero-product .payment-state,.proposed .payment-state strong{font-size:12px;line-height:1.6}
.proposed .demo-switch button{font-size:12px;min-height:36px;padding:7px 11px}
.proposed .hero-product .api-strip{font-size:11px;line-height:1.7}
.proposed .api-strip strong{font-size:11px}
.proposed .flow-grid p{font-size:15px;line-height:1.75}
.proposed .flow-grid article>span{font-size:12px}
.proposed .role-integrated-heading p,.proposed .boundaries p{font-size:16px;line-height:1.8}
.proposed .role-integrated .role-columns li{font-size:15px;line-height:1.75}
.proposed .role-owner>span{font-size:11px;letter-spacing:.3px}
.proposed .role-integrated .webhook-preview pre{font-size:13px;line-height:1.8}
.proposed .webhook-preview .code-title>span:last-child{font-size:11px}
.proposed .webhook-rule{font-size:12px;line-height:1.7}
.proposed .role-event .test-link,.proposed .test-link{font-size:14px;line-height:1.7}
.proposed .test-footer,.proposed .test-footer p{font-size:13px;line-height:1.75}

.approved-checkout .checkout-main{max-width:480px}
.approved-checkout .checkout-product p,.approved-checkout .checkout-amount p{font-size:13px;line-height:1.7}
.approved-checkout .qr-hint{font-size:13px;line-height:1.75}
.approved-checkout .field-label{font-size:13px;line-height:1.6}
.approved-checkout .field-value code{font-size:13px;line-height:1.8}
.approved-checkout .copy-button{font-size:12px;min-height:36px}
.approved-checkout .checkout-status h3{font-size:15px;line-height:1.5}
.approved-checkout .checkout-status p{font-size:14px;line-height:1.7}
.approved-checkout .checkout-timer,.approved-checkout .checkout-timer strong{font-size:13px;line-height:1.6}
.approved-checkout .checkout-note strong,.approved-checkout .checkout-note p{font-size:14px;line-height:1.75}
.approved-checkout .checkout-bottom,.approved-checkout .copy-state{font-size:13px;line-height:1.75}
.approved-checkout .checkout-id{font-size:11px;line-height:1.7}
.approved-checkout .demo-banner,.approved-checkout .demo-banner p{font-size:13px;line-height:1.7}
.approved-checkout .demo-controls button{font-size:13px;min-height:38px}
.approved-checkout .language-link,.approved-checkout .checkout-top-actions .button.small{font-size:13px}
.approved-checkout .network{font-size:12px;line-height:1.6}

.proposed-docs .docs-content p,.proposed-docs .docs-content ul,.proposed-docs .docs-content ol{font-size:16px;line-height:1.75}
.proposed-docs .docs-content .docs-lead{font-size:18px;line-height:1.75}
.proposed-docs .docs-content .small{font-size:14px;line-height:1.75}
.proposed-docs .docs-content code:not(pre code){font-size:13px}
.proposed-docs .doc-code pre{font-size:13px;line-height:1.8}
.proposed-docs .doc-code-label{font-size:11px;line-height:1.7;letter-spacing:.5px}
.proposed-docs .endpoint{font-size:13px;line-height:1.7}
.proposed-docs .docs-nav a,.proposed-docs .breadcrumb{font-size:14px;line-height:1.7}
.proposed-docs .docs-nav .docs-base{font-size:12px}
.proposed-docs .docs-card p{font-size:14px;line-height:1.75}
.proposed-docs .docs-content table{font-size:14px;line-height:1.7}
.approved-security .security-public-card p,.approved-security .notice p{font-size:16px;line-height:1.8}
.proposed-docs .footer-grid p,.approved-security .footer-grid p,.proposed-docs .footer-column a,.approved-security .footer-column a{font-size:14px;line-height:1.75}
.proposed-docs .footer-column strong,.approved-security .footer-column strong,.proposed-docs .footer-bottom,.approved-security .footer-bottom{font-size:13px;line-height:1.7}
.proposed-docs .nav-links a,.approved-security .nav-links a{font-size:14px}

@media(max-width:700px){
 .proposed .hero-story .test-lead{font-size:16px}
 .proposed .hero-story .test-cta{gap:12px}
 .proposed .hero-badges{gap:12px 10px}
 .proposed .hero-product .product-caption{font-size:10px}
 .proposed .role-integrated .role-owner>span{display:none}
 .proposed .role-integrated .role-columns li{font-size:14px}
 .proposed .hero-api pre,.proposed .role-integrated .webhook-preview pre{font-size:12px}
 .proposed .role-integrated-heading p,.proposed .boundaries p,.proposed .flow-grid p{font-size:15px}
 .proposed .test-header .test-button.small{font-size:12px}
 .proposed .test-header nav{font-size:14px}
 .approved-checkout .checkout-top{gap:8px}
 .approved-checkout .checkout-top-actions .button.small{font-size:12px}
 .approved-checkout .field-value{gap:6px;padding:10px 8px}
 .approved-checkout .copy-button{gap:4px;padding:3px 4px}
 .proposed-docs .docs-content p,.proposed-docs .docs-content ul,.proposed-docs .docs-content ol{font-size:15px}
 .proposed-docs .docs-content .docs-lead{font-size:17px}
 .proposed-docs .docs-nav a{font-size:13px}
 .proposed-docs .doc-code pre{font-size:12px}
}

/* New guides inherit the approved documentation layout. */
.content-page .docs-content section{scroll-margin-top:90px}.content-page .docs-content h1{max-width:750px;overflow-wrap:break-word}.content-page .docs-content li{margin:8px 0;line-height:1.75}.content-page .docs-cards{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.content-page .docs-content pre{max-height:620px;overflow:auto}.breadcrumb{display:flex;flex-wrap:wrap;gap:6px;line-height:1.6}.approved-security main>.breadcrumb{margin-bottom:28px}.test-footer{flex-wrap:wrap}.test-footer>a:not(:first-child){font-size:13px}@media(max-width:650px){.content-page .docs-content h1{font-size:30px}.content-page .docs-nav{margin-bottom:28px}.content-page .docs-content pre{max-height:500px}.test-footer{gap:14px}.test-footer>a:not(:first-child){font-size:13px}}

/* Copy the current documentation page or selected section. */
.docs-page-tools{display:flex;justify-content:flex-end;align-items:center;margin:0 0 20px}.docs-page-copy{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;min-width:166px;padding:8px 12px;font-size:13px;font-weight:600;line-height:1.5;background:var(--surface);border:1px solid var(--line);border-radius:8px;color:var(--muted)}.docs-page-copy svg{width:16px;height:16px}.docs-page-copy:hover,.docs-page-copy[data-copied=true]{color:var(--accent-dark);border-color:var(--accent)}.docs-page-copy:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.docs-page-link-status{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.docs-content .docs-page-link-manual{margin:0 0 22px;padding:13px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.docs-page-link-manual label{display:block;font-size:13px;line-height:1.6;margin-bottom:8px;color:var(--muted)}.docs-page-link-manual input{width:100%;min-width:0;padding:10px;border:1px solid var(--line);border-radius:7px;background:var(--bg);color:var(--ink);font-size:13px}

/* A quiet copy icon immediately after each section title. */
.docs-content .docs-section-heading{display:block}.docs-section-copy{display:inline-flex;vertical-align:middle;width:32px;min-width:32px;min-height:32px;padding:6px;margin-left:7px;border-color:transparent;background:transparent;color:var(--muted);letter-spacing:normal}.docs-section-copy:hover,.docs-section-copy:focus-visible{background:var(--tint);border-color:transparent}.section-copy-check,.docs-section-copy[data-copied=true] .section-copy-symbol{display:none}.docs-section-copy[data-copied=true] .section-copy-check{display:block}.docs-section-heading+.docs-page-link-manual{margin-top:12px}
.docs-search{margin:0 0 18px}.docs-search label{display:block;margin-bottom:7px;font-size:13px;font-weight:600;color:var(--muted)}.docs-search input{width:100%;min-height:42px;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:10px 12px;color:var(--ink);font:inherit;font-size:14px}.docs-search input:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.docs-search .docs-search-status{font-size:13px;margin:7px 0 0}.docs-search .docs-search-status:empty{display:none}.docs-search ul{list-style:none;padding:0;margin:10px 0 0;border:1px solid var(--line);border-radius:9px;background:var(--surface);max-height:360px;overflow:auto}.docs-search li{margin:0!important;border-bottom:1px solid var(--line)}.docs-search li:last-child{border:0}.docs-search li a{display:block;padding:11px 13px;text-decoration:none;overflow-wrap:anywhere}.docs-search li a:hover,.docs-search li a:focus-visible{background:var(--tint)}.docs-search li strong{display:block;font-size:14px}.docs-search li small{display:block;color:var(--muted);font-size:12px;line-height:1.6}
.docs-content p code,.docs-content li code{white-space:normal;overflow-wrap:anywhere;word-break:break-word}
.docs-content p,.docs-content li{overflow-wrap:anywhere}