/* paymail.ai website. Layout and rhythm follow stellar.org (inspiration, own code):
   white top bar with a gold block, black hero with a moving star field, light serif display, pill CTAs with a gold disc,
   stats over a particle globe, white sections with a rotating particle object and arrow rows, light gray story cards,
   dark CTA band and a dark multi-column footer.
   Dials: DESIGN_VARIANCE 6 / MOTION_INTENSITY 6 / VISUAL_DENSITY 3
   Shape rule: interactive = pill, cards = 2px, device screenshots keep device corners. */
@font-face{font-family:"Newsreader";font-style:normal;font-weight:200 800;font-display:swap;src:url(/assets/fonts/newsreader-latin-opsz-normal.woff2) format("woff2")}
@font-face{font-family:"Newsreader";font-style:italic;font-weight:200 800;font-display:swap;src:url(/assets/fonts/newsreader-latin-opsz-italic.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:100 900;font-display:swap;src:url(/assets/fonts/inter-latin-wght-normal.woff2) format("woff2")}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:100 800;font-display:swap;src:url(/assets/fonts/jetbrains-mono-latin-wght-normal.woff2) format("woff2")}

:root{
  --gold:#EAB300;--gold-hi:#F5C125;--space:#050505;--ink:#0E0E10;--foot:#141414;--paper:#F6F1E4;
  --surface:#FFFFFF;--surface-2:#F6F6F5;--text:#121212;--text-2:#5A5A5E;--rule:#121212;--hair:rgba(18,18,18,.12);--accent-text:#8A6600;
  --code-bg:#F6F6F5;--code-c:#77777C;--code-ok:#1E7A3C;--mute:#A9A69C;
  --serif:"Newsreader",Georgia,serif;--sans:"Inter",system-ui,-apple-system,sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --max:1240px;--ease:cubic-bezier(.16,1,.3,1);color-scheme:light dark}
@media(prefers-color-scheme:dark){:root{
  --surface:#0F0F10;--surface-2:#18181A;--text:#EEEAE0;--text-2:#A9A69C;--rule:#EEEAE0;--hair:rgba(238,234,224,.13);--accent-text:#F5C125;
  --code-bg:#18181A;--code-c:#8C887E;--code-ok:#6FD08C}}

*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font:400 16px/1.6 var(--sans);color:var(--text);background:var(--surface);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}@media(max-width:767px){.wrap{padding:0 20px}}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:var(--surface);color:var(--text);padding:8px 12px;z-index:30}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.space{background:var(--space);color:var(--paper)}
canvas[data-space]{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}

/* top bar */
.hdr{position:sticky;top:0;z-index:20;height:64px;background:#FFFFFF;color:#121212;border-bottom:1px solid rgba(18,18,18,.08)}
.hdr .bar{display:flex;align-items:stretch;height:64px;padding-left:32px}@media(max-width:767px){.hdr .bar{padding-left:20px}}
.hdr .logo{display:flex;align-items:center;margin-right:auto}.hdr .logo img{height:28px;width:auto}
.nav{display:flex;align-items:center;gap:32px;padding-right:36px;font-size:15px}
.nav a{text-decoration:none}.nav a:hover{color:#8A6600}
.nav a[aria-current=page]{text-decoration:underline;text-underline-offset:7px;text-decoration-color:var(--gold);text-decoration-thickness:2px}
.hdr .block{display:flex;align-items:center;padding:0 30px;background:var(--gold-hi);color:#121212;text-decoration:none;font-weight:500;font-size:15px;transition:background .2s}
.hdr .block:hover{background:var(--gold)}
@media(max-width:899px){.nav{display:none}}

/* type */
h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.018em;margin:0}
h2{font-size:clamp(36px,4.4vw,60px);line-height:1.08;max-width:20ch;text-wrap:balance}
h3{font:500 18px/1.35 var(--sans);margin:0}
p{margin:0}
.lead{font-size:18px;color:var(--text-2);max-width:60ch;margin-top:18px}
.space .lead{color:var(--mute)}
.label{display:block;font-size:14px;margin-bottom:14px;color:var(--text-2)}
.space .label{color:var(--mute)}
section{position:relative;padding:136px 0}@media(max-width:767px){section{padding:88px 0}}

/* pills (stellar: outline pill + gold disc; solid gold pill + dark disc) */
.cta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:32px}
.pill{display:inline-flex;align-items:center;gap:14px;height:44px;padding:0 5px 0 18px;border:1px solid currentColor;border-radius:999px;text-decoration:none;font-size:15px;white-space:nowrap;transition:background .25s var(--ease),color .25s var(--ease),border-color .25s}
.pill .ic{width:32px;height:32px;border-radius:50%;background:var(--gold-hi);color:#121212;display:grid;place-items:center;transition:transform .35s var(--ease)}
.pill .ic svg{width:15px;height:15px}
.pill:hover .ic{transform:translate(2px,-2px)}.pill.down:hover .ic{transform:translateY(2px)}
.pill:active{transform:scale(.98)}
.pill:hover{background:var(--text);color:var(--surface);border-color:var(--text)}
.space .pill:hover{background:var(--paper);color:#121212;border-color:var(--paper)}
.pill.solid{background:var(--gold-hi);color:#121212;border-color:var(--gold-hi)}.pill.solid .ic{background:#121212;color:var(--gold-hi)}
.space .pill.solid:hover,.pill.solid:hover{background:var(--gold);border-color:var(--gold);color:#121212}

/* store "coming soon" marks: text only, deliberately not the official badges */
.stores{display:flex;flex-wrap:wrap;gap:10px}
.store{display:inline-flex;flex-direction:column;justify-content:center;height:52px;padding:0 20px;border:1px solid rgba(246,241,228,.32);border-radius:12px;line-height:1.15;min-width:150px}
.store small{font-size:11px;letter-spacing:.02em;color:var(--mute)}.store b{font:500 17px/1.2 var(--sans);color:var(--paper)}
.light .store{border-color:var(--hair)}.light .store small{color:var(--text-2)}.light .store b{color:var(--text)}

/* hero */
.hero{position:relative;overflow:hidden;min-height:calc(100dvh - 64px);display:flex;align-items:flex-end;padding:96px 0 88px}
.hero .wrap{position:relative;width:100%}
.hero h1{font-size:clamp(46px,6vw,88px);line-height:1.04;max-width:15ch;padding-bottom:6px}
.hero h1 em{font-style:italic;color:var(--gold-hi);padding-right:.04em}
.hero .lead{font-size:clamp(17px,1.4vw,20px)}
.hero .meta{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-top:40px}
.hero .meta .soon{font-size:14px;color:var(--mute)}
.toggle{position:absolute;right:32px;bottom:32px;width:40px;height:40px;border-radius:50%;border:1px solid rgba(246,241,228,.5);background:transparent;color:var(--paper);display:grid;place-items:center;cursor:pointer;z-index:2}
.toggle:hover{background:rgba(246,241,228,.12)}.toggle svg{width:16px;height:16px}
.toggle .i-play{display:none}.toggle[aria-pressed=true] .i-play{display:block}.toggle[aria-pressed=true] .i-pause{display:none}
@media(max-width:767px){.hero{padding:72px 0 96px}.toggle{right:20px;bottom:24px}}
@media(prefers-reduced-motion:no-preference){
  .hero .copy>*{opacity:0;transform:translateY(18px);animation:rise 1s var(--ease) forwards}
  .hero .copy>*:nth-child(2){animation-delay:.1s}.hero .copy>*:nth-child(3){animation-delay:.2s}.hero .copy>*:nth-child(4){animation-delay:.3s}
  .js .reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
  .js .reveal.in{opacity:1;transform:none}}
@keyframes rise{to{opacity:1;transform:none}}

/* stats over the globe */
.stats{min-height:100dvh;display:flex;align-items:center;overflow:hidden}
.stats .wrap{position:relative;width:100%}
.stats h2{max-width:14ch}
.nums{display:flex;flex-wrap:wrap;gap:24px 56px;margin-top:28px}
.nums b{display:block;font:400 clamp(30px,3vw,40px)/1 var(--serif);color:var(--paper)}
.nums span{display:block;margin-top:8px;font-size:13px;color:var(--mute);max-width:18ch}

/* x402 with rotating coin */
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px;align-items:start}
.coinwrap{position:sticky;top:96px}
.coin{position:relative;aspect-ratio:1/1;width:100%;max-width:440px}
.rows{border-top:1px solid var(--hair);margin-top:36px}
.rows>div{display:grid;grid-template-columns:28px minmax(0,4fr) minmax(0,7fr);gap:16px;padding:20px 0;border-bottom:1px solid var(--hair);align-items:baseline}
.rows svg{width:18px;height:18px;transform:translateY(3px)}
.rows h3{font-weight:500}.rows p{color:var(--text-2);font-size:15px}
.boxed{border:1px solid var(--hair);background:var(--surface-2);margin-top:40px;border-radius:2px}
.boxed .head{font:400 22px/1.2 var(--serif);padding:16px 22px;border-bottom:1px solid var(--hair)}
.code{margin:0;padding:22px;font:400 13px/1.85 var(--mono);white-space:pre;overflow-x:auto;color:var(--text);background:transparent}
.code .c{color:var(--code-c)}.code .g{color:var(--accent-text);font-weight:600}.code .ok{color:var(--code-ok);font-weight:600}
.arrow-link{display:inline-flex;align-items:center;gap:10px;margin-top:28px;text-decoration:none;font-weight:500}
.arrow-link svg{width:18px;height:18px;transition:transform .3s var(--ease)}.arrow-link:hover svg{transform:translateX(4px)}
.arrow-link:hover{color:var(--accent-text)}
@media(max-width:899px){.split{grid-template-columns:minmax(0,1fr);gap:24px}.coinwrap{position:relative;top:0}.coin{max-width:300px;margin:0 auto}.rows>div{grid-template-columns:24px 1fr}.rows>div p{grid-column:2}}

/* feature story cards (stellar case-study cards) */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px}
.card{background:var(--surface-2);border:1px solid var(--hair);border-radius:2px;padding:32px;display:flex;flex-direction:column;overflow:hidden}
.card .shot{height:260px;margin:-32px -32px 28px;background:linear-gradient(180deg,#0E0E10,#1A1A1D);display:flex;justify-content:center;align-items:flex-start;padding-top:28px;overflow:hidden}
.card .shot img{width:220px;border-radius:22px 22px 0 0;box-shadow:0 0 0 1px rgba(255,255,255,.1),0 20px 60px rgba(234,179,0,.14)}
.card .shot.bottom{align-items:flex-end;padding:0}.card .shot.bottom img{border-radius:0 0 22px 22px}
.card h3{font:400 28px/1.15 var(--serif)}
.card p{color:var(--text-2);margin-top:10px;font-size:15px;max-width:46ch}
.card .metric{margin-top:28px;padding-bottom:22px;border-bottom:1px solid var(--hair)}
.card .metric b{display:block;font:400 34px/1 var(--serif)}.card .metric span{display:block;font-size:12px;color:var(--text-2);margin-top:6px}
.card .arrow-link{margin-top:20px}
.card.wide{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:40px;padding:0}
.card.wide .body{padding:36px 0 32px 36px;display:flex;flex-direction:column}
.card.wide .shot{margin:0;height:auto;min-height:380px;background:linear-gradient(180deg,#E9B200,#F5C125);padding-top:36px}
.card.wide .shot img{width:230px;box-shadow:0 0 0 1px rgba(14,14,16,.08),0 24px 60px rgba(14,14,16,.2)}
@media(max-width:899px){.cards{grid-template-columns:minmax(0,1fr)}.card.wide{grid-template-columns:1fr;gap:0}.card.wide .body{padding:32px}.card.wide .shot{min-height:300px}}

/* keys section (stellar "who secures your network" card) */
.keys{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;margin-top:56px;background:var(--surface-2);border:1px solid var(--hair);border-radius:2px;padding:40px}
.keys .intro p{color:var(--text-2);margin-top:12px;max-width:40ch}
.keys ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:28px 32px}
.keys li svg{width:26px;height:26px;color:var(--accent-text);margin-bottom:12px}
.keys li p{color:var(--text-2);font-size:15px;margin-top:6px}
@media(max-width:899px){.keys{grid-template-columns:1fr;padding:28px}.keys ul{grid-template-columns:1fr}}

/* launch band (dark) with phone */
.launch{overflow:hidden;padding:120px 0 0}
.launch .wrap{position:relative;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:end}
.launch .copy{padding-bottom:120px}
.launch .stores{margin-top:32px}
.launch .dev{margin-top:48px;padding-top:28px;border-top:1px solid rgba(246,241,228,.14);max-width:52ch}
.launch .dev p{color:var(--mute);margin-top:8px}
.launch .phone{justify-self:center;width:300px;border-radius:44px 44px 0 0;padding:10px 10px 0;background:#1C1C1F;box-shadow:0 0 0 1px rgba(255,255,255,.08),0 -20px 120px rgba(234,179,0,.18)}
.launch .phone img{border-radius:34px 34px 0 0;height:520px;object-fit:cover;object-position:top}
@media(max-width:899px){.launch .wrap{grid-template-columns:minmax(0,1fr)}.launch .copy{padding-bottom:0}.launch .phone{width:250px}.launch .phone img{height:400px}}

/* faq */
.faq{border-top:1px solid var(--hair);margin-top:48px;max-width:900px}
details{border-bottom:1px solid var(--hair)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:22px 0;font:400 22px/1.3 var(--serif)}
summary::-webkit-details-marker{display:none}
summary svg{width:20px;height:20px;flex:none;transition:transform .3s var(--ease)}
details[open] summary svg{transform:rotate(45deg)}
details p{padding:0 0 24px;color:var(--text-2);max-width:68ch}

/* docs */
.doc-hero{position:relative;overflow:hidden;padding:112px 0 80px}
.doc-hero .wrap{position:relative}
.doc-hero h1{font-size:clamp(44px,5.4vw,76px);line-height:1.04}
.doc-hero p{color:var(--mute);margin-top:16px;font-size:18px}
.crumbs{font-size:14px;color:var(--mute);margin-bottom:22px}.crumbs a{color:var(--mute);text-decoration:none}.crumbs a:hover{color:var(--gold-hi)}.crumbs [aria-current]{color:var(--paper)}
.upd{font-size:14px!important;margin-top:18px!important;color:#8C887E!important}
.doc{max-width:780px;margin:0 auto;padding:72px 32px 128px}
.doc h2{font-size:32px;margin:56px 0 16px;max-width:none}.doc h2:first-child{margin-top:0}
.doc p+p{margin-top:14px}.doc ul,.doc ol{padding-left:22px}.doc li{margin:6px 0}
.doc a{text-decoration-color:var(--gold);text-underline-offset:4px}
.doc table{width:100%;border-collapse:collapse;margin:8px 0;font-size:15px}
.doc th,.doc td{text-align:left;vertical-align:top;padding:14px 12px 14px 0;border-bottom:1px solid var(--hair)}
.doc th{font-weight:500;width:34%;color:var(--text-2)}
.doc .note{font:400 13px/1.6 var(--mono);color:var(--text-2);border:1px solid var(--hair);padding:12px 14px}
.doc .warn{border:1px solid var(--hair);border-left:4px solid var(--gold);background:var(--surface-2);padding:16px 18px;margin:28px 0}
.doc summary{font-size:21px}
.doc .answer{font-size:19px;line-height:1.6;padding:22px 24px;border-left:4px solid var(--gold);background:var(--surface-2)}
.doc code{font:500 .9em var(--mono);background:var(--surface-2);padding:1px 6px}
.doc .steps{list-style:none;padding:0;counter-reset:s}
.doc .steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;padding:14px 0;border-top:1px solid var(--hair);margin:0}
.doc .steps li:last-child{border-bottom:1px solid var(--hair)}
.doc .steps li::before{content:counter(s);font:400 28px/1 var(--serif);color:var(--accent-text)}
.doc .fig{margin:32px 0;border:1px solid var(--hair);background:var(--surface-2)}.doc .fig figcaption{font-size:13px;color:var(--text-2);padding:12px 22px;border-top:1px solid var(--hair)}
.doc .cmp th[scope=col]{font-weight:500;color:var(--text);width:auto}.doc .cmp td:last-child{color:var(--text)}
@media(max-width:767px){.doc{padding:56px 20px 96px}.doc .cmp{display:block;overflow-x:auto}}

/* footer (stellar) */
.ftr{background:var(--foot);color:var(--mute);padding:88px 0 32px;font-size:15px}
.ftr .cols{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:40px}
.ftr h4{margin:0 0 16px;font:600 12px/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--paper)}
.ftr nav a{display:block;text-decoration:none;padding:5px 0}.ftr a:hover{color:var(--paper)}
.ftr .co p{margin:4px 0;font-size:14px}.ftr .co strong{color:var(--paper);font-weight:500}
.ftr .legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;border-top:1px solid rgba(246,241,228,.1);margin-top:72px;padding-top:24px;font-size:14px}
.ftr .legal nav{display:flex;gap:24px}.ftr .legal nav a{padding:0}
@media(max-width:899px){.ftr .cols{grid-template-columns:1fr 1fr}.ftr .co{grid-column:1/-1}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}