:root{
  --blue:#0b57a4;
  --blue-dark:#0a3766;
  --ink:#1f2937;
  --muted:#667085;
  --line:#d9e2ec;
  --soft:#f6f9fc;
  --white:#fff;
  --pale:#7fa9d0;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.55
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{
  width:min(1120px,calc(100% - 2rem));
  margin:0 auto
}

.hero{
  padding:3.8rem 0 3.5rem;
  border-bottom:1px solid #eee
}
.eyebrow{
  margin:0 0 .6rem;
  text-transform:uppercase;
  letter-spacing:.1em;
  font-weight:700;
  font-size:.78rem;
  color:var(--muted)
}
.tagline{
  font-size:1.4rem;
  margin:.2rem 0 .45rem;
  white-space:nowrap
}
.subtag{
  margin:0;
  color:var(--muted);
  font-size:1rem
}

.section{
  padding:4.5rem 0;
  border-bottom:1px solid #eee;
  background:#fff
}
.section-heading{margin-bottom:1.6rem}
.section h2{
  margin:0 0 .7rem;
  font-size:clamp(1.8rem,4vw,2.6rem)
}

/* Unified body copy across requested sections */
.lead,
.section-heading > p:not(.eyebrow),
#sample .split > div > p:not(.eyebrow):not(.note),
.beta-copy,
.subtag{
  font-size:1rem;
  line-height:1.6;
  color:var(--ink);
  font-weight:400;
}
.lead{
  max-width:900px;
  margin-bottom:0;
}
.subtag{color:var(--muted)}
.note{
  padding-left:.9rem;
  border-left:3px solid var(--line);
  color:var(--muted);
  font-size:1rem;
  line-height:1.6
}

.roadmap{
  display:grid;
  grid-template-columns:repeat(7,1fr);
  gap:.75rem
}
.checkpoint{
  min-height:190px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1rem
}
.checkpoint .num{
  display:inline-grid;
  place-items:center;
  width:28px;
  height:28px;
  border-radius:50%;
  background:#e9f2fb;
  color:var(--blue);
  font-weight:800;
  font-size:.85rem
}
.checkpoint h3{
  margin:.75rem 0 .2rem;
  font-size:1rem
}
.question{
  color:var(--blue-dark);
  font-weight:800;
  margin:0 0 .4rem
}
.checkpoint p:last-child{
  color:var(--muted);
  font-size:.88rem;
  margin:0
}

.split{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:3rem;
  align-items:center
}
.btn{
  display:inline-block;
  border-radius:8px;
  padding:.78rem 1.1rem;
  font-weight:700;
  border:1px solid transparent
}
.btn:hover{
  text-decoration:none;
  transform:translateY(-1px)
}
.btn-pale{
  background:var(--pale);
  color:var(--white)
}
.disabled{
  opacity:.58;
  pointer-events:none
}

.sample-diagram{
  background:var(--soft);
  border:1px solid var(--line);
  border-radius:14px;
  padding:1.4rem;
  text-align:center
}
.diagram-box{
  border:1px solid #b9c9da;
  border-radius:9px;
  background:var(--white);
  padding:.8rem;
  font-weight:700
}
.diagram-box.strong{
  border-color:var(--blue);
  color:var(--blue-dark)
}
.arrow{
  color:#98a2b3;
  font-size:1.4rem;
  line-height:1.8
}
.beta-copy{max-width:820px}
.contact{
  text-align:center
}
.contact a{
  font-size:1.15rem;
  font-weight:700
}
footer{
  border-top:1px solid var(--line);
  color:var(--muted);
  padding:1.5rem 0 2.5rem;
  font-size:.9rem
}

@media(max-width:980px){
  .roadmap{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .split{grid-template-columns:1fr}
  .tagline{white-space:normal}
}
@media(max-width:520px){
  .roadmap{grid-template-columns:1fr}
  .section{padding:3.2rem 0}
  .hero{padding:3rem 0}
}

/* v6: keep the placeholder sample button visually identical to the beta button. */
.sample-placeholder{
  pointer-events:none;
  cursor:default;
}