@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#172622;--paper:#fafbf8;--muted:#626e68;--line:#dce2dc;--mint:#d9efe3;--accent:#a8e5c3;--dark:#111c1a;--mono:ui-monospace,SFMono-Regular,Consolas,monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:var(--paper);font-family:'DM Sans',sans-serif;color:var(--ink);line-height:1.65}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:disabled{cursor:default}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,[tabindex]:focus-visible,summary:focus-visible{outline:3px solid #419c78;outline-offset:5px}[hidden]{display:none!important}.wrap{max-width:1320px;margin:auto;padding:0 56px}.nav{background:var(--dark);color:#f0f6ef;border-bottom:1px solid #ffffff12}.nav-inner{height:88px;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:12px;font-family:Manrope,sans-serif;font-size:21px;letter-spacing:-1px;font-weight:700}.brand img{border-radius:8px}.brand-dot{color:var(--accent)}nav{display:flex;gap:30px;align-items:center;font-size:12px}nav>a:not(.nav-cta){color:#b8c6bc}.nav-cta{display:flex;gap:25px;border:1px solid #758a7d60;border-radius:6px;padding:10px 16px}.nav-cta:hover{background:#ffffff0d}.hero{background:var(--dark);color:#f5f7ef;position:relative;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:65px;align-items:center;padding-top:88px;padding-bottom:82px}.eyebrow{font:10px/1.5 var(--mono);letter-spacing:1.4px;font-weight:500;margin:0 0 24px}.hero .eyebrow{display:flex;align-items:center;gap:10px;color:#b9cbc1}.status-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;display:inline-block;box-shadow:0 0 0 4px #a8e5c30d}.edition{margin-left:8px;color:#7b9287}.hero h1{font:500 clamp(45px,4.8vw,69px)/1.08 Manrope,sans-serif;letter-spacing:-3.5px;margin:0 0 28px}.hero h1 em{font-family:Georgia,serif;font-weight:400;letter-spacing:-2.5px;color:var(--accent);font-size:.96em}.intro{font-size:17px;color:var(--muted);max-width:450px;line-height:1.75}.hero .intro{color:#b6c5bc;max-width:400px;font-size:16px;margin:0 0 30px}.hero-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.button{background:var(--accent);color:#152b20;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:15px 22px;border-radius:6px;font-size:13px;font-weight:700;transition:background .2s,transform .2s}.button:hover{background:#c8f4d9;transform:translateY(-2px)}.quiet-link{font-size:12px;color:#d0ddd3}.hero-foot{font-size:11px;color:#839b8d;margin:22px 0 0}.hero-preview{position:relative;border:1px solid #53695c;background:#1b2b25;border-radius:10px;box-shadow:0 30px 60px #0003;transform:rotate(1deg);isolation:isolate}.preview-offset{position:absolute;z-index:-1;inset:14px -12px -14px 12px;border:1px solid #53695c60;border-radius:10px;background:#17241e}.preview-top{display:flex;justify-content:space-between;padding:16px 22px;border-bottom:1px solid #ffffff12;font:9px var(--mono);letter-spacing:1px;color:#a9bcae;background:#1b2b25;border-radius:10px 10px 0 0}.preview-top>span:first-child{display:flex;align-items:center;gap:9px}.preview-title{padding:24px 28px 20px;background:#1b2b25}.preview-kicker{font:9px var(--mono);letter-spacing:1.5px;color:#83a990}.preview-title h2{font:500 38px/1.12 Manrope,sans-serif;letter-spacing:-1.5px;margin:12px 0}.preview-caption{font-size:11px;color:#b5c5ba}.preview-canvas{padding:10px 28px 25px;background:#1b2b25;background-image:radial-gradient(#789c8024 .7px,transparent .7px);background-size:12px 12px}.preview-node{display:flex;align-items:center;gap:12px;background:#253b30;border:1px solid #73948066;padding:15px 12px;border-radius:6px;font-size:12px;box-shadow:0 6px 15px #0001}.node-icon{font:10px var(--mono);color:#9ebfa9;border:1px solid #6d8b7766;border-radius:4px;width:28px;height:28px;display:grid;place-items:center}.preview-node small{display:block;font:9px/1.8 var(--mono);color:#93ad9b}.node-status{margin-left:auto;font:8px var(--mono);color:#dcbd84}.node-status.success{color:var(--accent)}.preview-connection{display:flex;gap:12px;align-items:center;height:44px;margin-left:26px;font:9px var(--mono);color:#9db1a3}.path-line{height:44px;width:1px;background:#779884;position:relative}.path-line:after{content:'';position:absolute;bottom:0;left:-3px;border-left:3px solid transparent;border-right:3px solid transparent;border-top:5px solid #91b09b}.preview-result{display:flex;gap:13px;margin-top:22px;font-size:12px}.result-number{font-size:25px;color:var(--accent);line-height:1.2}.preview-result strong{font-weight:500;color:#d9ebdb}.preview-result p{font-size:10px;color:#a2b5a8;margin:3px 0 0}.preview-bottom{display:flex;justify-content:space-between;padding:15px 24px;border-top:1px solid #ffffff12;background:#203328;font-size:10px;border-radius:0 0 10px 10px}.preview-bottom:hover{background:#2b4234}.hero-facts{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #ffffff14;padding-top:26px;padding-bottom:27px;gap:20px}.hero-facts>div{display:flex;gap:14px;align-items:center}.hero-facts strong{font:500 27px Manrope,sans-serif;letter-spacing:-1px}.hero-facts span{font-size:11px;color:#9eb3a5}.hero-facts .fact-note{font-size:10px;color:#829d8c;line-height:1.6}.section{padding-top:100px;padding-bottom:100px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:38px}h2{font:500 44px/1.14 Manrope,sans-serif;letter-spacing:-2px;margin:0}.section-heading .eyebrow{color:#637669;margin-bottom:17px}.section-heading>p{color:var(--muted);font-size:13px;max-width:310px;margin:0 0 4px}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.card{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}.card:hover{transform:translateY(-5px);box-shadow:0 16px 35px #14281c0a;border-color:#91b39b}.card-top{padding:18px 18px 12px;display:flex;justify-content:space-between;align-items:center;font:11px var(--mono);color:#506758}.card-tag{font-size:8px;letter-spacing:.8px}.card-art{height:145px;margin:0 10px;background:#eef4ef;border-radius:4px;display:flex;align-items:center;justify-content:center;gap:6px;position:relative;padding-bottom:23px;background-image:radial-gradient(#719d7c2e .7px,transparent .7px);background-size:10px 10px}.card-art>span{font:8px var(--mono);background:#fff;border:1px solid #bed1c4;padding:10px 7px;border-radius:4px}.card-art>i{font-style:normal;color:#84968a;font-size:13px}.card-art .highlight{background:#224335;color:#d3efdf;border-color:#224335}.art-annotation{position:absolute;bottom:19px;font-size:8px;color:#657f6d;left:0;right:0;text-align:center}.queue-art{background-color:#eef1f6}.rate-art{background-color:#f6f0e7}.payment-art{background-color:#e9f2ee}.queue-blocks{display:flex;gap:3px}.queue-blocks b{width:10px;height:30px;background:#8ca6c0;border-radius:2px}.queue-blocks b:nth-child(2){opacity:.7}.queue-blocks b:last-child{opacity:.4}.token-grid{display:grid;grid-template-columns:repeat(3,7px);gap:4px;padding:8px;border:1px solid #cdb892;border-radius:4px}.token-grid b{width:7px;height:7px;border-radius:50%;background:#c3a372}.token-grid b:last-child{opacity:.2}.card-body{padding:21px 18px 17px}.card h3{font:600 17px/1.3 Manrope,sans-serif;letter-spacing:-.6px;margin:0 0 10px}.card p{font-size:12px;line-height:1.7;color:var(--muted);min-height:62px;margin:0 0 22px}.card-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #edf0ec;padding-top:14px;gap:4px;font-size:9px;color:#718077}.round-arrow{width:25px;height:25px;border:1px solid var(--line);display:grid;place-items:center;border-radius:50%;font-size:14px;color:var(--ink)}.method-section{background:#edf2ed;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:85px 0}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px}.method-grid h2{font-size:52px}.method-grid h2 em{font-family:Georgia,serif;font-weight:400;color:#608b70}.method-grid .intro{font-size:15px;max-width:320px;margin-top:24px}.method-list{list-style:none;margin:0;padding:0}.method-list li{display:flex;gap:22px;border-bottom:1px solid #cdd8cd;padding:18px 0}.method-list li:first-child{padding-top:0}.method-list li:last-child{border-bottom:0;padding-bottom:0}.method-list li>span{font:11px var(--mono);color:#8b9d8d;margin-top:3px}.method-list h3{font:600 16px Manrope,sans-serif;letter-spacing:-.3px;margin:0 0 6px}.method-list p{font-size:12px;color:var(--muted);margin:0}.collection{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.collection .intro{font-size:15px;max-width:360px;margin:25px 0}.dark-button{background:var(--ink);color:#fff}.dark-button:hover{background:#2a4839}.publication-note{border:1px solid var(--line);padding:35px 38px;background:#fff;border-radius:8px;box-shadow:0 10px 40px #17262204}.publication-note>.eyebrow{color:#7d8f82}.publication-note>p{font:400 24px/1.5 Georgia,serif;letter-spacing:-.3px;margin:24px 0}.author-line{display:flex;gap:12px;align-items:center}.author-line strong{display:block;font-size:12px;font-weight:600}.author-line span{display:block;font-size:10px;color:var(--muted)}.publication-meta{font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:24px}.publication-note>a{font-size:11px;display:inline-block;margin-top:8px;text-decoration:underline;text-underline-offset:4px}.footer{border-top:1px solid var(--line);padding:28px 0}.footer-inner{display:flex;align-items:center;gap:35px;font-size:10px;color:var(--muted)}.footer .brand{font-size:16px;color:var(--ink)}.footer-note{margin-left:auto}.skip{position:absolute;top:-100px;left:20px;z-index:20;padding:12px;background:white;color:var(--ink)}.skip:focus{top:15px}
/* Reading view */
body.reading .home-view{display:none}body.reading .nav{position:sticky;top:0;z-index:10}.reading .nav-inner{height:72px}.lesson-section{background:#fbfcfa;min-height:80vh}.reader-shell{display:grid;grid-template-columns:220px minmax(0,1fr);gap:62px;padding-top:42px;padding-bottom:90px}.reader-sidebar{position:sticky;top:106px;align-self:start}.back-link{font-size:12px;color:#617669;display:block;margin-bottom:33px}.reader-sidebar>.eyebrow{font-size:9px;color:#87968b;margin-bottom:17px}.tabs{display:flex;flex-direction:column;gap:5px}.tabs button{display:flex;align-items:center;gap:11px;text-align:left;border:1px solid transparent;background:none;border-radius:5px;padding:11px 10px;font-size:12px;color:#627568}.tabs button>span{font:10px var(--mono);color:#95a197}.tabs button[aria-selected=true]{background:#e6eee5;border-color:#d5e1d3;color:#234932;font-weight:600}.tabs button:hover{background:#f0f3ee}.tabs i{margin-left:auto;font-style:normal;font-size:12px;color:#59816b}.sidebar-progress{padding:22px 10px 15px;margin-top:16px;border-top:1px solid var(--line)}.sidebar-progress>span{font-size:10px;color:#6c7d70}.progress-track{height:3px;background:#e1e7df;margin:9px 0}.progress-track>span{height:100%;display:block;background:#668e74;width:0;transition:width .2s}.sidebar-progress small{font-size:9px;color:#89948d}.text-button{border:1px solid var(--line);border-radius:5px;background:white;padding:10px 14px;font-size:11px;color:#516e5b;width:100%;text-align:left}.text-button:hover{background:#edf2ed}.reader-toc{border-top:1px solid var(--line);margin-top:25px;padding-top:25px;display:flex;flex-direction:column;gap:9px}.reader-toc .eyebrow{font-size:9px;margin:0 0 5px;color:#89958c}.reader-toc a{font-size:11px;color:#718277}.reader-toc a:hover{color:#234932}#lesson-panel{min-width:0;outline:none}.lesson-head{padding:0 0 34px;border-bottom:1px solid var(--line);margin-bottom:10px}.lesson-head .eyebrow{font-size:10px;color:#668473;margin-bottom:18px}.lesson-head h2{font-size:44px;max-width:650px;letter-spacing:-1.8px;line-height:1.15}.lesson-head>p{font-size:16px;color:var(--muted);max-width:620px;margin:20px 0 0}.lesson-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 36px}.lesson-box{padding:34px 0;min-width:0;border-bottom:1px solid var(--line);scroll-margin-top:95px}.lesson-box.wide{grid-column:1/-1}.lesson-box h3{font:600 19px Manrope,sans-serif;letter-spacing:-.5px;margin:0 0 17px}.lesson-box p,.lesson-box li{font-size:14px;color:#4d6254;line-height:1.85}.lesson-box ul,.lesson-box ol{padding-left:20px}.lesson-box li{margin-bottom:9px}.lesson-box p{margin:12px 0}.terms{margin-top:26px;border-left:2px solid #c9daca;padding-left:16px}.terms dt{font-size:11px;font-weight:700;color:#4c6a55;margin-top:14px}.terms dd{font-size:12px;line-height:1.7;margin:4px 0 0;color:#7b887e}.design-figure{margin:24px 0 12px}.diagram-scroll,.table-scroll{max-width:100%;overflow-x:auto;border:1px solid #dce4dc;border-radius:7px;background:#fff}.design-diagram{display:block;width:100%;min-width:640px;height:auto}.design-figure figcaption{display:flex;justify-content:space-between;gap:14px;font:9px/1.7 var(--mono);color:#7d8e80;margin-top:12px}.design-figure figcaption a{white-space:nowrap;text-decoration:underline;text-underline-offset:3px}.scenario-controls{display:flex;gap:7px;flex-wrap:wrap;margin:18px 0}.scenario-controls button{font-size:11px;border:1px solid #d2ddd1;background:#fff;padding:9px 14px;border-radius:5px;color:#5a6f5d}.scenario-controls button[aria-pressed=true]{background:#263f30;border-color:#263f30;color:#f5fbf6}.scenario-result{background:#eaf2e8;border-left:2px solid #719b7b;padding:18px 20px;font-size:13px;color:#3b5e45;line-height:1.85;min-height:82px}.lesson-box .recovery-label{font:10px var(--mono);letter-spacing:1px;text-transform:uppercase;margin-top:34px;color:#7b8e7e}.lesson-box details{margin-top:19px;border:1px solid var(--line);border-radius:5px;background:#fff;padding:14px 18px}.lesson-box summary{font-size:12px;font-weight:500;cursor:pointer;color:#43634b}.lesson-box details .answer{border-top:1px solid var(--line);padding-top:16px;font-size:14px}.choice-table{width:100%;border-collapse:collapse;min-width:520px;text-align:left;font-size:12px}.choice-table caption{padding:15px;text-align:left;color:var(--muted);font-size:11px}.choice-table th,.choice-table td{padding:16px;border-top:1px solid var(--line);vertical-align:top;line-height:1.8}.choice-table thead th{background:#edf3eb;font-size:10px;color:#56705b;text-transform:uppercase;letter-spacing:.7px}.choice-table tbody th{width:23%;font-weight:600}.choice-table td{color:#677969}.sources{font-size:11px;color:#7b897d;margin:24px 0}.sources a{text-decoration:underline;text-underline-offset:3px}.lesson-completion{padding-top:25px;display:flex;align-items:center;justify-content:space-between;gap:20px}.complete-button{border:1px solid #b7cdb8;background:#edf5eb;color:#315c3c;font-size:12px;padding:12px 18px;border-radius:5px}.next-lesson{font-size:12px;color:#4b7255}.reading .footer-inner{padding-top:5px;padding-bottom:5px}
@media(min-width:1500px){.hero-grid{padding-top:105px;padding-bottom:100px}.hero h1{font-size:74px}}
@media(max-width:1100px){.wrap{padding-left:32px;padding-right:32px}.hero-grid{gap:35px}.hero h1{font-size:55px}.preview-title{padding:22px}.preview-canvas{padding:8px 20px 22px}.cards{grid-template-columns:repeat(2,1fr);gap:22px}.card-art{height:165px;gap:16px}.card-art>span{font-size:10px;padding:12px}.card p{min-height:40px}.card h3{font-size:20px}.card-body{padding:24px}.card-top{padding:20px 24px 14px}.card-bottom{font-size:10px}.reader-shell{grid-template-columns:190px minmax(0,1fr);gap:32px}.lesson-head h2{font-size:38px}.method-grid,.collection{gap:60px}}
@media(max-width:760px){.wrap{padding-left:23px;padding-right:23px}.nav-inner{height:76px}.brand{font-size:19px}nav>a:not(.nav-cta){display:none}.nav-cta{font-size:11px;padding:9px 12px;gap:15px}.hero-grid{grid-template-columns:1fr;gap:48px;padding-top:55px;padding-bottom:55px}.hero h1{font-size:58px;letter-spacing:-3px}.hero .eyebrow{font-size:8px}.hero .intro{max-width:400px}.hero-preview{max-width:480px;width:calc(100% - 14px);justify-self:center}.hero-facts{flex-wrap:wrap;padding-top:23px;padding-bottom:23px;row-gap:24px}.hero-facts>div{width:44%;gap:12px}.hero-facts strong{font-size:26px}.hero-facts span{font-size:10px}.hero-facts .fact-note{font-size:10px}.section{padding-top:60px;padding-bottom:60px}.section-heading{display:block;margin-bottom:30px}h2{font-size:36px}.section-heading>p{margin-top:20px}.method-grid,.collection{grid-template-columns:1fr;gap:35px}.method-section{padding:55px 0}.method-grid h2{font-size:44px}.method-grid .intro{max-width:400px}.method-list li{padding:19px 0}.publication-note{padding:28px}.footer-inner{flex-wrap:wrap;gap:18px 25px}.footer .brand{width:100%}.footer-note{margin-left:0;width:100%}.reader-shell{display:block;padding-top:20px;padding-bottom:55px}.reader-sidebar{position:static}.reader-sidebar>.eyebrow,.reader-toc,.sidebar-progress,.reader-sidebar .back-link{display:none}.tabs{flex-direction:row;overflow-x:auto;gap:4px;padding-bottom:4px}.tabs button{white-space:nowrap;flex:none;padding:9px 11px;font-size:10px}.tabs button>span{display:none}.tabs i:empty{display:none}.reader-sidebar .text-button{width:auto;margin:12px 0 25px;font-size:10px;padding:7px 10px}.lesson-head h2{font-size:36px}.lesson-head>p{font-size:15px}.lesson-grid{grid-template-columns:1fr;gap:0}.lesson-box.wide{grid-column:auto}.lesson-box{padding:27px 0}.lesson-box p,.lesson-box li{font-size:14px}.lesson-box h3{font-size:18px}.design-figure figcaption{flex-direction:column;gap:5px}.diagram-scroll:after{content:'Scroll to read the full diagram →';display:block;position:sticky;left:0;padding:8px 12px;font-size:10px;color:#6c8370;background:#eef4ec;width:100%}.lesson-completion{flex-wrap:wrap}.reading .nav-inner{height:66px}.reading .nav-cta{display:none}}
@media(max-width:460px){.hero h1{font-size:48px}.hero-actions{gap:18px}.hero-actions .button{padding:14px 17px;gap:20px}.hero .eyebrow{letter-spacing:.9px}.edition{margin-left:0}.cards{grid-template-columns:1fr}.card-art{height:150px}.card p{min-height:0}.card-bottom{font-size:11px}.card-body{padding:22px}.preview-title h2{font-size:35px}.preview-caption{font-size:10px}.preview-node{gap:9px}.preview-node small{font-size:8px}.node-status{font-size:7px}.preview-top{font-size:8px;padding:14px 16px}.preview-bottom{font-size:9px;padding:14px 17px}.hero-facts>div{width:46%}.hero-facts span{max-width:105px}.lesson-head h2{font-size:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{body{background:white}.nav,.home-view,.reader-sidebar,.footer,.scenario-controls,.lesson-completion{display:none!important}.lesson-section{display:block!important;background:white}.reader-shell{display:block;max-width:none;padding:0}.lesson-grid{display:block}.lesson-head h2{font-size:29px}.lesson-head>p{font-size:12px}.lesson-box{break-inside:avoid;padding:16px 0}.lesson-box:has(.design-figure){break-inside:auto}.lesson-box h3{font-size:17px}.lesson-box p,.lesson-box li{font-size:11px}.design-figure{break-inside:avoid}.design-diagram{min-width:0;width:100%}.diagram-scroll,.table-scroll{overflow:visible;border:0}.diagram-scroll:after{display:none}.design-figure figcaption a{display:none}.choice-table{min-width:0;font-size:10px}.choice-table td,.choice-table th{padding:10px}.scenario-result{display:none}.terms{font-size:10px}.transcript{break-inside:avoid}}

/* The animated field stays behind all text and controls. */
.hero-field{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0;opacity:.9}.hero:before{content:"";position:absolute;inset:0;pointer-events:none;z-index:1;background:linear-gradient(90deg,#111c1a 0%,#111c1af2 24%,#111c1a92 54%,#111c1a72 100%)}.hero-grid,.hero-facts{position:relative;z-index:2}.hero-preview{box-shadow:0 32px 75px #0006,0 0 0 1px #b6ffbe18}.hero-preview:after{content:"";position:absolute;inset:0;border-radius:10px;pointer-events:none;box-shadow:inset 0 1px 0 #ffffff24}.card:hover .card-art{filter:saturate(1.08)}.card:hover .round-arrow{background:#e2f2e8;border-color:#b9d3c2}.quiet-link:hover,.preview-bottom:hover{text-decoration:underline;text-underline-offset:4px}@media(max-width:760px){.hero:before{background:linear-gradient(180deg,#111c1adf 0%,#111c1ac0 52%,#111c1ae6 100%)}.hero-field{opacity:.65}}@media(prefers-reduced-motion:reduce){.hero-field{opacity:.52}.hero-preview{transform:none}}
/* Scroll guided payment request. */
.flow-story{background:#edf3ec;border-bottom:1px solid #d4dfd2;padding:90px 0 100px}.flow-heading{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:52px}.flow-heading .eyebrow{color:#69806b}.flow-heading h2{font-size:52px}.flow-heading h2 em{font-family:Georgia,serif;color:#658e70;font-weight:400}.flow-heading>p{font-size:14px;color:#607365;max-width:300px;line-height:1.8;margin:0 0 7px}.flow-layout{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(300px,.78fr);gap:66px;align-items:start}.flow-stage{position:sticky;top:105px;background:#15251e;color:#e7f1e8;border:1px solid #51745a;border-radius:10px;overflow:hidden;box-shadow:0 24px 50px #1b36241a}.flow-stage-top{display:flex;align-items:center;justify-content:space-between;padding:16px 22px;border-bottom:1px solid #ffffff18;font:9px var(--mono);letter-spacing:1px;color:#a1bca7}.flow-stage-top>span:first-child{display:flex;align-items:center;gap:8px}.flow-visual{height:350px;position:relative;margin:0 10px;background-image:radial-gradient(#71947d2b .7px,transparent .7px);background-size:12px 12px}.flow-paths{position:absolute;inset:0;width:100%;height:100%;overflow:visible;color:#b5ecc4}.flow-path{fill:none;stroke:#69816d;stroke-width:2;stroke-dasharray:5 8;opacity:.52;transition:stroke .3s,opacity .3s,stroke-width .3s}.flow-path.is-active{stroke:#afeac5;stroke-width:4;stroke-dasharray:13 10;opacity:1;marker-end:url(#flow-arrow);animation:flow-move 1.6s linear infinite}.flow-path.return-path{stroke-dasharray:3 8}.flow-story.is-failure .flow-path.is-active{stroke:#e5ab95}.flow-component{position:absolute;width:18%;min-height:75px;padding:10px 12px;border:1px solid #66806a;background:#263c2e;border-radius:7px;box-shadow:0 8px 20px #0002;opacity:.55;transition:opacity .35s,border-color .35s,background .35s,box-shadow .35s,transform .35s}.flow-component[data-flow-node=customer]{left:4%;top:21%}.flow-component[data-flow-node=api]{left:39%;top:21%}.flow-component[data-flow-node=payment]{left:76%;top:21%}.flow-component[data-flow-node=database]{left:39%;top:69%}.flow-component.is-active{opacity:1;background:#305341;border-color:#afeac5;box-shadow:0 0 0 4px #a8e5c319,0 14px 28px #0004;transform:translateY(-2px)}.flow-story.is-failure .flow-component[data-flow-node=api].is-active{border-color:#e5ab95;background:#503b36}.component-index{display:block;font:8px var(--mono);letter-spacing:.3px;color:#a7c4ae;margin-bottom:6px}.flow-component strong{display:block;font:600 13px/1.25 Manrope,sans-serif;letter-spacing:-.2px;white-space:nowrap}.flow-component small{display:block;font-size:9px;line-height:1.3;color:#b6c7ba;margin-top:4px}.flow-stage-bottom{display:flex;align-items:flex-start;gap:16px;padding:20px 25px;background:#1f3628;border-top:1px solid #ffffff16;min-height:99px}.flow-signal{font-size:28px;line-height:1;color:#a8e5c3}.flow-stage-bottom span:not(.flow-signal){display:block;font-size:13px;font-weight:600}.flow-stage-bottom small{display:block;margin-top:5px;font-size:11px;color:#a9c2ad}.flow-steps{list-style:none;margin:0;padding:0}.flow-step{min-height:69vh;padding:55px 25px 50px 30px;border-left:1px solid #cbd8cb;border-bottom:1px solid #d6e0d5;display:flex;flex-direction:column;justify-content:center;opacity:.46;position:relative;transition:opacity .28s}.flow-step:before{content:'';position:absolute;left:-5px;top:50%;height:9px;width:9px;border-radius:50%;background:#b5cbb7;border:2px solid #edf3ec}.flow-step.is-active{opacity:1}.flow-step.is-active:before{background:#4d9b6b;box-shadow:0 0 0 5px #66ac7926}.flow-step:first-child{padding-top:10px}.flow-step:last-child{border-bottom:0}.flow-step-number{font:10px var(--mono);letter-spacing:1px;color:#718d75}.flow-step h3{font:600 26px/1.2 Manrope,sans-serif;letter-spacing:-1px;margin:17px 0}.flow-step p{font-size:14px;color:#526957;line-height:1.85;max-width:400px;margin:0}.flow-step .flow-caveat{font-size:12px;margin-top:18px;color:#6e7f6d}.flow-deep-link{display:inline-block;color:#365b3d;font-size:12px;font-weight:600;text-decoration:underline;text-underline-offset:4px;margin-top:23px}.flow-deep-link:hover{color:#173e22}@keyframes flow-move{to{stroke-dashoffset:-46}}
@media(max-width:1100px){.flow-layout{gap:35px}.flow-component{padding:8px}.flow-component strong{font-size:10px}.flow-component small{font-size:8px}.component-index{font-size:7px}.flow-heading h2{font-size:45px}}
@media(max-width:760px){.flow-story{padding:52px 0 65px}.flow-heading{display:block;margin-bottom:30px}.flow-heading h2{font-size:39px}.flow-heading>p{margin:20px 0 0}.flow-layout{display:block}.flow-stage{top:77px;z-index:5}.flow-visual{height:225px;margin:0 7px}.flow-component{min-height:58px;padding:6px 6px}.flow-component[data-flow-node=customer],.flow-component[data-flow-node=api],.flow-component[data-flow-node=payment]{top:18%}.flow-component[data-flow-node=database]{top:69%}.component-index{font-size:5px;margin-bottom:3px}.flow-component strong{font-size:8px}.flow-component small{font-size:6px;line-height:1.1;margin-top:2px}.flow-stage-top{padding:10px 13px;font-size:7px}.flow-stage-bottom{min-height:59px;padding:9px 13px;gap:8px}.flow-stage-bottom span:not(.flow-signal){font-size:10px}.flow-stage-bottom small{font-size:8px;line-height:1.3}.flow-signal{font-size:20px}.flow-step{min-height:46vh;padding:32px 0 32px 27px;opacity:.68}.flow-step h3{font-size:23px}.flow-step p{font-size:13px}.flow-step:first-child{padding-top:32px}}
@media(max-width:460px){.flow-visual{height:195px}.flow-component strong{font-size:7px}.flow-component small{font-size:5px}.flow-stage-bottom{min-height:65px}.flow-step{min-height:43vh}.flow-heading h2{font-size:37px}}
@media(prefers-reduced-motion:reduce){.flow-path.is-active{animation:none}.flow-component,.flow-step,.flow-path{transition:none}}
@media print{.flow-story{display:none}}

@media(max-width:760px){.flow-visual{height:240px}.flow-component{width:24%;min-height:69px;padding:7px}.flow-component[data-flow-node=customer]{left:2%;top:15%}.flow-component[data-flow-node=api]{left:38%;top:15%}.flow-component[data-flow-node=payment]{left:74%;top:15%}.flow-component[data-flow-node=database]{left:38%;top:68%}.flow-component strong{font-size:9px;white-space:normal}.flow-component small{font-size:7px;line-height:1.2}.component-index{font-size:6px}}
@media(max-width:460px){.flow-visual{height:225px}.flow-component{min-height:66px}.flow-component strong{font-size:8px}.flow-component small{font-size:6px}}