:root{--bg:#050914;--panel:#0a1325;--panel2:#101d35;--line:#1e3659;--text:#f2f7ff;--muted:#8fa6c7;--accent:#139bff;--cyan:#17e6e0;--green:#78dec2;--orange:#efbd6d;--red:#ff7d8e;--code:#060d19}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.65 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--accent);text-decoration:none}code,pre{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace}.docs-top{height:68px;position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:0 24px;border-bottom:1px solid var(--line);background:rgba(7,10,18,.93);backdrop-filter:blur(16px)}.docs-brand{display:flex;align-items:center;gap:11px;color:var(--text)}.docs-brand>img{width:148px;height:42px;object-fit:contain;object-position:left center;display:block}.docs-brand>div{padding-left:12px;border-left:1px solid rgba(23,230,224,.28)}.docs-brand strong,.docs-brand small{display:block}.docs-brand strong{font-size:15px}.docs-brand small{font-size:10px;color:var(--muted)}.docs-top-links{display:flex;gap:18px;font-size:12px}.docs-shell{display:grid;grid-template-columns:250px minmax(0,900px) 220px;justify-content:center;min-height:calc(100vh - 68px)}.docs-side{position:sticky;top:68px;height:calc(100vh - 68px);padding:25px 18px;border-right:1px solid var(--line);overflow:auto}.docs-side-title{color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.14em;margin:0 10px 12px}.docs-side nav{display:grid;gap:3px}.docs-side nav a{padding:8px 10px;border-radius:8px;color:#b5c2d8;font-size:12px}.docs-side nav a:hover,.docs-side nav a.active{background:var(--panel2);color:#fff}.docs-side nav a.active{box-shadow:inset 3px 0 var(--accent)}.docs-side-foot{margin-top:24px;padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}.docs-side-foot strong,.docs-side-foot small,.docs-side-foot code{display:block}.docs-side-foot strong{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.09em}.docs-side-foot code{margin:7px 0;color:#cfe3ff;font-size:11px;word-break:break-all}.docs-side-foot small{color:var(--muted);font-size:10px;line-height:1.5}.docs-main{padding:44px 48px 80px;min-width:0}.docs-right{padding:44px 14px;border-left:1px solid var(--line)}.toc{position:sticky;top:100px}.toc strong{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}#tocLinks{display:grid;margin-top:10px}#tocLinks a{font-size:11px;color:var(--muted);padding:4px 0}#tocLinks a:hover{color:var(--text)}.doc-hero{margin-bottom:34px}.doc-kicker{font-size:10px;letter-spacing:.16em;color:var(--accent);font-weight:800;text-transform:uppercase}.doc-hero h1{font-size:42px;line-height:1.08;letter-spacing:-.045em;margin:8px 0 14px}.doc-hero p{font-size:16px;color:#a8b6cc;max-width:760px}.doc-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:17px}.doc-badge{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:5px 9px;font-size:10px;color:#bfd1e9}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0 34px}.card{display:block;padding:18px;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--text)}.card:hover{border-color:#41536f}.card strong{display:block;font-size:14px}.card span{display:block;color:var(--muted);font-size:12px;margin-top:6px}.docs-main>h2,.docs-main section>h2{font-size:24px;letter-spacing:-.025em;margin:38px 0 12px}.docs-main h3{font-size:14px;margin:24px 0 8px}.docs-main p,.docs-main li{color:#aab7cc}.docs-main ul,.docs-main ol{padding-left:21px}.code-wrap{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--code);margin:10px 0 20px}.code-label{padding:6px 12px;border-bottom:1px 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var(--line);padding-top:30px;margin-top:34px;scroll-margin-top:90px}.endpoint-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.endpoint-route{display:flex;align-items:center;gap:9px}.endpoint-route code{font-size:12px;color:#d8e7ff}.method{min-width:45px;text-align:center;padding:3px 6px;border-radius:5px;font-size:9px;font-weight:900;letter-spacing:.06em;border:1px solid}.method.get{color:var(--green);border-color:rgba(120,222,194,.4);background:rgba(120,222,194,.07)}.method.post{color:var(--accent);border-color:rgba(102,173,255,.4);background:rgba(102,173,255,.07)}.method.options{color:var(--orange);border-color:rgba(239,189,109,.4)}.endpoint-head h2{font-size:21px!important;margin:10px 0 0!important}.access{font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 8px;white-space:nowrap}.doc-table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px;margin:10px 0 18px}.doc-table{width:100%;border-collapse:collapse;font-size:11px}.doc-table th,.doc-table td{text-align:left;padding:10px 11px;border-bottom:1px solid var(--line);vertical-align:top}.doc-table th{background:#0d1320;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.08em}.doc-table td{color:#b7c5da}.doc-table tr:last-child td{border-bottom:0}.endpoint-index .doc-table td:first-child{white-space:nowrap}.flow{display:flex;flex-wrap:wrap;gap:7px;align-items:center;margin:18px 0 28px}.flow span{border:1px solid var(--line);background:var(--panel);padding:9px 11px;border-radius:8px;font-size:11px}.flow b{color:var(--muted)}.docs-footer{border-top:1px solid var(--line);padding:16px;text-align:center;color:var(--muted);font-size:10px}@media(max-width:1180px){.docs-shell{grid-template-columns:220px minmax(0,1fr)}.docs-right{display:none}}@media(max-width:760px){.docs-top{padding:0 14px}.docs-top-links a:not(:last-child){display:none}.docs-shell{display:block}.docs-side{display:none}.docs-main{padding:28px 18px 60px}.doc-hero h1{font-size:34px}.cards{grid-template-columns:1fr}.endpoint-head{display:block}.access{display:inline-flex;margin-top:9px}}

body{background:radial-gradient(circle at 15% -10%,rgba(19,155,255,.13),transparent 32rem),radial-gradient(circle at 88% 4%,rgba(23,230,224,.08),transparent 28rem),var(--bg)}
.docs-top{border-bottom-color:rgba(23,230,224,.16);box-shadow:0 10px 40px rgba(0,0,0,.18)}
.docs-brand strong{color:#fff;letter-spacing:.02em}.docs-side nav a.active{box-shadow:inset 3px 0 var(--cyan)}
.doc-kicker{background:linear-gradient(90deg,var(--accent),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.doc-hero{position:relative}.doc-hero:after{content:"";position:absolute;left:0;right:0;bottom:-17px;height:1px;background:linear-gradient(90deg,var(--accent),rgba(23,230,224,.25),transparent)}
.featured-card{border-color:rgba(23,230,224,.35);background:linear-gradient(145deg,rgba(19,155,255,.12),rgba(23,230,224,.04)),var(--panel)}
.featured-card strong{color:#dffeff}
.paybyte-demo-hero{padding-right:160px;background:url('/web/assets/paybyte-logo.png') no-repeat right top/150px auto}
.demo-stage{display:grid;grid-template-columns:minmax(300px,.85fr) minmax(320px,1.15fr);gap:18px;margin:26px 0 36px}.demo-store,.demo-console{border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,rgba(19,155,255,.06),transparent 45%),var(--panel);overflow:hidden;box-shadow:0 18px 45px rgba(0,0,0,.18)}.demo-store{padding:22px}.demo-store-top,.demo-console-head{display:flex;justify-content:space-between;align-items:center}.demo-store-top{font-size:13px;font-weight:800;margin-bottom:24px}.demo-sandbox-pill{padding:4px 8px;border-radius:999px;border:1px solid rgba(23,230,224,.35);color:var(--cyan);font-size:9px;letter-spacing:.1em}.demo-product{display:grid;grid-template-columns:48px 1fr auto;gap:12px;align-items:center;padding:15px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.demo-product-art{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;font-weight:900;background:linear-gradient(145deg,#075cff,#1ce5df);color:white}.demo-product strong,.demo-product span{display:block}.demo-product span{font-size:10px;color:var(--muted);margin-top:3px}.demo-product b{font-size:13px}.demo-total{display:flex;justify-content:space-between;margin:18px 0;color:var(--muted)}.demo-total strong{font-size:19px;color:var(--text)}.paybyte-image-button{position:relative;display:block;width:100%;aspect-ratio:4.45/1;overflow:hidden;padding:0;border:0;background:transparent;cursor:pointer;border-radius:999px;transition:transform .16s,filter .16s}.paybyte-image-button:hover{transform:translateY(-1px);filter:brightness(1.08)}.paybyte-image-button:active{transform:translateY(1px)}.paybyte-image-button img{position:absolute;left:50%;top:50%;display:block;width:100%;max-width:none;height:auto;margin:0;transform:translate(-50%,-50%);pointer-events:none}.demo-safe-line{position:relative;z-index:1;display:block;text-align:center;color:var(--muted);font-size:9px;margin-top:9px}.demo-console{min-height:350px}.demo-console-head{padding:14px 16px;border-bottom:1px solid var(--line);font-size:11px}.demo-console-head>div{display:flex;align-items:center;gap:8px}.demo-console-head button{border:0;background:transparent;color:var(--accent);cursor:pointer;font:inherit;font-size:10px}.demo-dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px var(--cyan)}.demo-events{list-style:none;padding:10px 0;margin:0;max-height:340px;overflow:auto}.demo-events li{display:grid;grid-template-columns:72px 1fr;gap:10px;padding:9px 15px;border-bottom:1px solid rgba(30,54,89,.52);font-size:11px;color:#b7c7df}.demo-events time{font-family:monospace;color:#637b9e;font-size:9px}.demo-events li:before{content:""}.demo-events li.waiting{display:block;text-align:center;padding:80px 20px;color:var(--muted);border:0}.demo-events li.ok span:before,.demo-events li.safe span:before{content:"✓ ";color:var(--green)}.demo-events li.info span:before{content:"• ";color:var(--accent)}.demo-events li.warn span:before{content:"! ";color:var(--orange)}.checkout-overlay[hidden]{display:none}.checkout-overlay{position:fixed;inset:0;z-index:100;background:rgba(2,5,12,.82);backdrop-filter:blur(12px);display:grid;place-items:center;padding:20px}.checkout-modal{position:relative;width:min(480px,100%);max-height:92vh;overflow:auto;border:1px solid rgba(23,230,224,.25);border-radius:22px;background:radial-gradient(circle at 90% 0,rgba(19,155,255,.18),transparent 17rem),#08101f;box-shadow:0 35px 120px rgba(0,0,0,.65),0 0 0 1px rgba(19,155,255,.08);padding:24px}.checkout-close{position:absolute;right:15px;top:13px;border:0;background:transparent;color:#7f94b3;font-size:24px;cursor:pointer}.checkout-brand{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:0 32px 18px 0;margin-bottom:22px}.checkout-brand img{width:155px;height:52px;object-fit:contain;object-position:left}.checkout-brand span{font-size:9px;color:var(--muted);text-transform:uppercase;letter-spacing:.11em}.checkout-screen{display:none}.checkout-screen.active{display:block}.checkout-screen h2{margin:7px 0 9px!important;font-size:26px!important}.checkout-step{font-size:9px;color:var(--cyan);font-weight:800;letter-spacing:.13em}.checkout-amount{font-size:40px;font-weight:850;letter-spacing:-.04em;margin:18px 0 24px}.checkout-amount small{font-size:14px;color:var(--muted);letter-spacing:0}.checkout-kv{display:flex;justify-content:space-between;gap:20px;padding:10px 0;border-bottom:1px solid rgba(30,54,89,.55);font-size:11px}.checkout-kv span{color:var(--muted)}.checkout-kv strong,.checkout-kv code{text-align:right;color:#d7e8ff;max-width:65%;word-break:break-all}.checkout-warning{margin:18px 0;padding:10px 12px;border:1px solid rgba(239,189,109,.34);border-radius:9px;color:var(--orange);background:rgba(239,189,109,.05);font-size:9px;font-weight:750;letter-spacing:.05em}.checkout-primary,.checkout-secondary{width:100%;padding:13px 16px;border-radius:12px;font:inherit;font-weight:800;cursor:pointer}.checkout-primary{border:1px solid rgba(23,230,224,.45);background:linear-gradient(135deg,#075ee8,#03b9cf);color:white;box-shadow:0 10px 30px rgba(7,94,232,.2)}.checkout-secondary{margin-top:8px;border:1px solid var(--line);background:transparent;color:#a8bad3}.demo-loader{width:58px;height:58px;border-radius:50%;border:3px solid #172740;border-top-color:var(--cyan);margin:34px auto 20px;animation:spin .8s linear infinite}.checkout-screen[data-screen="processing"] h2,.checkout-screen[data-screen="processing"]>p{text-align:center}.checkout-screen[data-screen="processing"]>p{color:var(--muted);font-size:11px}.process-list{margin-top:25px}.process-list>div{padding:10px 0;border-bottom:1px solid rgba(30,54,89,.55);font-size:11px;color:#8297b6}.process-list span{display:inline-grid;place-items:center;width:17px;height:17px;margin-right:9px;border:1px solid var(--line);border-radius:50%}.process-list>div.done{color:#d6e6fa}.process-list>div.done span{border-color:rgba(120,222,194,.55);background:rgba(120,222,194,.08)}.process-list>div.done span:after{content:"✓";font-size:9px;color:var(--green)}.checkout-muted{color:var(--muted)!important;font-size:11px}.confirmation-ring{display:grid;place-items:center;width:140px;height:140px;border-radius:50%;border:8px solid #10213b;box-shadow:inset 0 0 0 2px rgba(23,230,224,.15),0 0 40px rgba(19,155,255,.1);margin:28px auto}.confirmation-count{display:flex;align-items:baseline;justify-content:center;line-height:1}.confirmation-ring strong{font-size:42px;line-height:1}.confirmation-ring span{color:var(--muted);margin-left:5px;line-height:1}.confirmation-bar{height:6px;background:#10213b;border-radius:999px;overflow:hidden;margin:0 0 24px}.confirmation-bar i{display:block;width:8.33%;height:100%;background:linear-gradient(90deg,var(--accent),var(--cyan));transition:width .2s ease}.demo-success-mark{width:72px;height:72px;display:grid;place-items:center;border-radius:50%;margin:25px auto 18px;background:rgba(120,222,194,.1);border:1px solid rgba(120,222,194,.5);color:var(--green);font-size:35px}.checkout-screen[data-screen="success"]{text-align:center}.checkout-screen[data-screen="success"] p{color:var(--muted)}.demo-success-box{display:grid;grid-template-columns:1fr 1.5fr;text-align:left;margin:22px 0;padding:14px;border:1px solid var(--line);border-radius:12px;background:#070d18;font-size:10px;gap:8px}.demo-success-box span{color:var(--muted)}.demo-success-box strong,.demo-success-box code{text-align:right;color:#d5e8ff}.demo-success-box code{word-break:break-all}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:760px){.docs-brand>img{width:122px}.docs-brand>div{display:none}.paybyte-demo-hero{padding-right:0;background:none}.demo-stage{grid-template-columns:1fr}.checkout-modal{padding:20px}.checkout-brand img{width:130px}.demo-events{max-height:250px}}


/* Paybyte Ice theme — lighter developer portal */
:root{--bg:#eef4fb;--panel:#ffffff;--panel2:#f2f7fd;--line:#c8d8eb;--text:#10213b;--muted:#667892;--accent:#087cf0;--cyan:#00a9c8;--green:#168b7d;--orange:#a96b00;--red:#c9465d;--code:#0b1728}
body{background:radial-gradient(circle at 15% -12%,rgba(8,124,240,.11),transparent 32rem),radial-gradient(circle at 88% 4%,rgba(0,169,200,.07),transparent 28rem),var(--bg);color:var(--text)}
.docs-top{background:rgba(255,255,255,.94);border-bottom-color:#c9d9eb;box-shadow:0 8px 30px rgba(43,76,117,.08)}.docs-brand{color:var(--text)}.docs-brand>div{border-left-color:rgba(0,169,200,.3)}.docs-brand strong{color:#15365e}.docs-brand small{color:#6d7e98}.docs-top-links a{color:#0872d6}
.docs-side{background:rgba(247,251,255,.72);border-right-color:#cfdded}.docs-right{background:rgba(247,251,255,.45);border-left-color:#cfdded}.docs-side-title,.toc strong{color:#75849a}.docs-side nav a{color:#5c6f89}.docs-side nav a:hover,.docs-side nav a.active{background:#e5f0fb;color:#123250}.docs-side nav a.active{box-shadow:inset 3px 0 var(--cyan)}.docs-side-foot{background:#fff;border-color:#cfdded}.docs-side-foot code{color:#285883}
.doc-hero p,.docs-main p,.docs-main li{color:#5f718b}.doc-badge{background:#f8fbff;color:#49637f;border-color:#c8d8eb}.card,.flow span{background:#fff;border-color:#cbd9e9;color:var(--text);box-shadow:0 10px 28px rgba(43,76,117,.05)}.card:hover{border-color:#78addd;box-shadow:0 12px 34px rgba(43,76,117,.09)}.card span{color:#6b7a91}.featured-card{border-color:#9ac9ea;background:linear-gradient(145deg,rgba(8,124,240,.07),rgba(0,169,200,.035)),#fff}.featured-card strong{color:#15365e}
.doc-note{background:#f4f9ff;border-color:#cbd9e9}.doc-note span{color:#5f718b}.doc-note.good{background:#effbf8}.doc-note.warn{background:#fff8e9}.doc-note.danger{background:#fff1f4}
.inline-code{background:#eaf2fb;color:#215785;border-color:#c8d8eb}.endpoint{border-top-color:#ccdbea}.endpoint-route code{color:#285883}.access{background:#f7fbff}.method.get{color:#08796d;background:#eaf8f5;border-color:#86c9bc}.method.post{color:#096dc8;background:#eaf4ff;border-color:#8abbea}.method.options{color:#956000;background:#fff6e3;border-color:#e2c173}
.doc-table-wrap{border-color:#cbd9e9;background:#fff}.doc-table th{background:#eef5fc;color:#66758e}.doc-table td{color:#50637c}.doc-table th,.doc-table td{border-bottom-color:#d9e3ef}
.code-wrap{border-color:#223851;background:#0b1728;box-shadow:0 8px 24px rgba(20,44,72,.08)}.code-label{background:#102039;color:#9fb4cf;border-bottom-color:#223851}.code-wrap pre{color:#dce9f9}
.docs-footer{background:#f7fbff;border-top-color:#cfdded;color:#6b7a91}
.paybyte-demo-hero{background:url('/web/assets/paybyte-logo.png') no-repeat right top/150px auto}.demo-store,.demo-console{background:linear-gradient(145deg,rgba(8,124,240,.045),transparent 45%),#fff;border-color:#c8d8eb;box-shadow:0 16px 38px rgba(43,76,117,.08)}.demo-store-top{color:#15304e}.demo-sandbox-pill{border-color:#82cfd8;color:#007d93;background:#eefbfd}.demo-product{border-color:#d4e0ed}.demo-product span{color:#6d7e96}.demo-total{color:#6a7b91}.demo-events li{border-bottom-color:#dce5ef;color:#405978}.demo-events time{color:#8090a6}.demo-console-head{border-bottom-color:#d2deeb}.demo-console-head button{color:#0872d6}
.checkout-overlay{background:rgba(10,24,43,.58)}.checkout-modal{background:radial-gradient(circle at 90% 0,rgba(8,124,240,.09),transparent 17rem),#ffffff;border-color:#a7d8e0;box-shadow:0 35px 110px rgba(19,44,75,.3),0 0 0 1px rgba(8,124,240,.06);color:#10213b}.checkout-close{color:#6e809a}.checkout-brand{border-bottom-color:#d3deeb}.checkout-step{color:#008ca5}.checkout-amount small,.checkout-brand span,.checkout-muted,.checkout-screen[data-screen="processing"]>p,.demo-success-box span{color:#6b7c93!important}.checkout-kv{border-bottom-color:#d9e3ef}.checkout-kv span{color:#6b7c93}.checkout-kv strong,.checkout-kv code{color:#254f78}.checkout-warning{color:#8f5e00;background:#fff8e8;border-color:#e5c27c}.checkout-secondary{border-color:#c9d8e9;color:#4f6682;background:#f7fbff}.demo-loader{border-color:#d8e5f2;border-top-color:var(--cyan)}.process-list>div{border-bottom-color:#d9e3ef;color:#72839a}.process-list>div.done{color:#25445f}.process-list span{border-color:#bfd0e2}.confirmation-ring{border-color:#e2edf8;box-shadow:inset 0 0 0 2px rgba(0,169,200,.13),0 0 34px rgba(8,124,240,.08)}.confirmation-bar{background:#e2edf8}.demo-success-box{background:#f6faff;border-color:#ccdbea}.demo-success-box strong,.demo-success-box code{color:#254f78}