.ka-hero {
  min-height: 570px;
  display: flex;
  align-items: center;
  background: linear-gradient(125deg,#061523,#173b5b);
  color: white;
  padding: 150px 0 95px;
}
.ka-hero h1 {
  max-width: 850px;
  font-size: clamp(42px,6vw,83px);
  line-height: 1.03;
  letter-spacing: -.05em;
  margin: 22px 0;
}
.ka-hero p {
  max-width: 720px;
  font-size: 18px;
  line-height: 1.7;
  color: #c4d2df;
  margin-bottom: 30px;
}
.ka-intro,.ka-plans {
  padding: 95px 0;
}
.ka-intro {
  background: #f3f6f9;
}
.ka-intro h2,.ka-plans h2 {
  max-width: 800px;
  font-size: clamp(32px,4vw,55px);
  letter-spacing: -.04em;
  line-height: 1.12;
  margin: 20px 0;
}
.ka-intro p {
  max-width: 800px;
  font-size: 17px;
  line-height: 1.8;
  color: #536679;
  margin-bottom: 28px;
}
.ka-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 20px;
  margin-top: 40px;
}
.ka-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 32px;
  border: 1px solid #dae3eb;
  background: #fff;
}
.ka-card:nth-child(2) {
  border-color: #7b9ab5;
  box-shadow: 0 18px 38px rgba(10,35,58,.08);
}
.ka-kicker {
  color: #557b9c;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
}
.ka-card h3 {
  font-size: 28px;
  margin: 20px 0 12px;
}
.ka-card p {
  color: #566b7c;
  font-size: 14px;
  line-height: 1.7;
}
.ka-price {
  margin: 22px 0 10px;
  color: #102b46;
  font-size: 25px;
  font-weight: 800;
}
.ka-card .button {
  margin-top: auto;
  justify-content: space-between;
  font-size: 11px;
}
.ka-disclaimer {
  max-width: 950px;
  margin-top: 30px;
  color: #657586;
  font-size: 13px;
  line-height: 1.8;
}
@media(max-width:950px) {
  .ka-grid { grid-template-columns: 1fr; }
  .ka-hero { min-height: 470px; }
}
@media(max-width:650px) {
  .ka-hero { padding: 135px 0 70px; }
  .ka-intro,.ka-plans { padding: 65px 0; }
  .ka-card { padding: 25px; }
}