:root{
  --ps-teal:#3D686B;
  --ps-teal-dark:#31575A;
  --ps-teal-deep:#254447;
  --ps-teal-muted:#7CA3A2;
  --ps-bg:#F6F9F8;
  --ps-bg-soft:#EDF4F3;
  --ps-border:#D7E3E1;
  --ps-border-strong:#B2CECA;
  --ps-text:#172526;
  --ps-muted:#637475;
  --ps-white:#ffffff;
  --ps-shadow:0 10px 28px rgba(25,50,51,.07);
  --ps-radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ps-bg);
  color:var(--ps-text);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.65;
}
a{color:var(--ps-teal);text-decoration:none}
a:hover{color:var(--ps-teal-deep)}
button,input,textarea,select{font:inherit}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  height:62px;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--ps-border);
  backdrop-filter:blur(10px);
}
.nav-shell{
  max-width:1180px;
  height:100%;
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  gap:26px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:var(--ps-text);
  font-weight:700;
  letter-spacing:-.02em;
  font-size:1.02rem;
  margin-right:auto;
}
.brand img{width:28px;height:28px;object-fit:contain}
.brand-accent{color:var(--ps-teal)}
.nav-links{display:flex;align-items:stretch;height:100%}
.nav-links a{
  position:relative;
  display:flex;
  align-items:center;
  padding:0 12px;
  color:#445455;
  font-size:.86rem;
  font-weight:500;
}
.nav-links a:hover{color:var(--ps-text)}
.nav-links a.active{color:var(--ps-teal-deep);font-weight:600}
.nav-links a.active:after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:-1px;height:3px;
  border-radius:3px 3px 0 0;background:var(--ps-teal);
}
.nav-cta,.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  min-height:40px;
  padding:9px 15px;
  border-radius:9px;
  border:1px solid transparent;
  font-weight:600;
  font-size:.85rem;
  cursor:pointer;
  transition:.16s ease;
}
.nav-cta,.btn-primary{
  background:var(--ps-teal);
  color:#fff;
  border-color:var(--ps-teal);
}
.nav-cta:hover,.btn-primary:hover{
  background:var(--ps-teal-dark);
  border-color:var(--ps-teal-dark);
  color:#fff;
}
.btn-secondary{
  background:#fff;
  color:var(--ps-teal-deep);
  border-color:var(--ps-border-strong);
}
.btn-secondary:hover{background:var(--ps-bg-soft);color:var(--ps-teal-deep)}
.mobile-toggle{display:none;background:none;border:0;font-size:1.45rem;cursor:pointer;color:var(--ps-text)}
.page-shell{max-width:1040px;margin:0 auto;padding:54px 24px 72px}
.page-shell.narrow{max-width:860px}
.hero{
  margin-bottom:34px;
  padding:38px 40px;
  border:1px solid var(--ps-border);
  border-radius:var(--ps-radius);
  background:linear-gradient(180deg,#fff 0%,#fbfdfc 100%);
  box-shadow:var(--ps-shadow);
}
.eyebrow{
  margin-bottom:8px;
  color:var(--ps-teal);
  font-size:.76rem;
  font-weight:700;
  letter-spacing:.09em;
  text-transform:uppercase;
}
h1,h2,h3{line-height:1.22;letter-spacing:-.025em;color:#182829}
h1{font-size:clamp(2rem,4vw,3.1rem);margin:0 0 14px}
h2{font-size:1.4rem;margin:0 0 14px}
h3{font-size:1.05rem;margin:24px 0 8px}
.lede{font-size:1.06rem;color:#526465;max-width:760px;margin:0}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.card{
  background:#fff;
  border:1px solid var(--ps-border);
  border-radius:var(--ps-radius);
  box-shadow:0 6px 22px rgba(31,55,56,.045);
  padding:28px 30px;
  margin-bottom:18px;
}
.card p:first-child{margin-top:0}
.card p:last-child{margin-bottom:0}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.stat-card{padding:22px 24px}
.stat-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;color:var(--ps-muted);font-weight:700}
.stat-value{margin-top:5px;font-size:1.05rem;font-weight:650;color:var(--ps-teal-deep)}
.callout{
  border-left:4px solid var(--ps-teal);
  background:var(--ps-bg-soft);
  padding:16px 18px;
  border-radius:0 10px 10px 0;
  margin:20px 0;
  color:#415354;
}
.data-flow{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0
}
.flow-step{
  border:1px solid var(--ps-border);
  background:#fff;
  padding:16px;
  border-radius:10px;
  font-size:.86rem;
}
.flow-step strong{display:block;color:var(--ps-teal-deep);margin-bottom:4px}
ul.clean{padding-left:20px}
ul.clean li{margin:.45rem 0}
table{width:100%;border-collapse:collapse;font-size:.89rem}
th,td{padding:12px 13px;border-bottom:1px solid var(--ps-border);text-align:left;vertical-align:top}
th{font-size:.73rem;text-transform:uppercase;letter-spacing:.055em;color:var(--ps-muted);background:#fbfcfc}
code{
  font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.88em;background:var(--ps-bg-soft);padding:2px 5px;border-radius:5px
}
.legal h2{margin-top:30px}
.legal h2:first-child{margin-top:0}
.legal p,.legal li{color:#435657}
.updated{font-size:.8rem;color:var(--ps-muted);margin-top:8px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
label{font-size:.8rem;font-weight:650;color:#344849}
input,select,textarea{
  width:100%;
  border:1px solid #cbd9d7;
  border-radius:9px;
  background:#fff;
  color:var(--ps-text);
  padding:10px 12px;
  outline:none;
}
input:focus,select:focus,textarea:focus{
  border-color:var(--ps-teal-muted);
  box-shadow:0 0 0 3px rgba(61,104,107,.10)
}
textarea{min-height:130px;resize:vertical}
.form-note{font-size:.78rem;color:var(--ps-muted)}
.form-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px}
.status{
  display:none;
  padding:12px 14px;
  border-radius:9px;
  font-size:.84rem;
  margin-top:14px
}
.status.show{display:block}
.status.ok{background:#edf7f0;color:#2f6040;border:1px solid #c9e3d0}
.status.error{background:#fff2f1;color:#84433d;border:1px solid #efd0cc}
.footer{
  border-top:1px solid var(--ps-border);
  background:#fff;
}
.footer-shell{
  max-width:1040px;margin:0 auto;padding:30px 24px;
  display:flex;align-items:flex-start;justify-content:space-between;gap:30px
}
.footer-brand{font-weight:700}
.footer-copy{font-size:.78rem;color:var(--ps-muted);max-width:430px;margin-top:5px}
.footer-links{display:flex;flex-wrap:wrap;gap:14px;font-size:.78rem}
.beta-badge{
  display:inline-flex;align-items:center;padding:3px 7px;border-radius:999px;
  background:var(--ps-bg-soft);border:1px solid var(--ps-border-strong);
  color:var(--ps-teal-deep);font-size:.68rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.055em
}
@media(max-width:800px){
  .nav-links{display:none;position:absolute;top:62px;left:0;right:0;height:auto;background:#fff;border-bottom:1px solid var(--ps-border);padding:8px 16px 14px;flex-direction:column}
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 8px}
  .nav-links a.active:after{display:none}
  .mobile-toggle{display:block}
  .nav-cta{display:none}
  .grid-2,.form-grid,.data-flow{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .hero{padding:28px 24px}
  .page-shell{padding-top:34px}
  .footer-shell{flex-direction:column}
}