body {
  background: #f7fafc;
  font-family: system-ui, sans-serif;
  margin: 0;
  color: #1a2233;
}
.landing-header {
  background: #fff;
  padding: 2.5em 1.4em 1.2em 1.4em;
  border-bottom: 1.5px solid #eaeaea;
  text-align: center;
}
.logo-demo {
  margin-bottom: 1.4em;
  display: inline-block;
}
.main-title {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 0 0 0.3em 0;
  color: #183367;
}
.subtitle {
  color: #2563eb;
  font-size: 1.15rem;
  margin-bottom: 0.8em;
  letter-spacing: 0.01em;
}
.review-quote {
  font-size: 1.15rem;
  margin: 2.3em auto 1.4em auto;
  padding: 1.1em 1.4em;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(80,110,180,0.04);
  color: #223350;
  max-width: 720px;
  font-style: italic;
  line-height: 1.5;
}
.why-section {
  max-width: 750px;
  margin: 2em auto;
  padding: 2em 2em 2.5em 2em;
  background: #ffffffcc;
  border-radius: 12px;
  box-shadow: 0 2px 20px rgba(40,60,90,0.03);
}
.why-section h2 {
  font-size: 1.25em;
  margin: 0 0 1em 0;
  color: #234;
}
.why-section ul {
  list-style: none;
  padding: 0;
  margin: 0 0 0.8em 0;
}
.why-section ul li {
  margin-bottom: 1.3em;
  font-size: 1.07em;
  padding-left: 1.7em;
  position: relative;
}
.why-section ul li:before {
  content: "✓";
  color: #20b486;
  font-weight: bold;
  font-size: 1.1em;
  position: absolute;
  left: 0;
  top: 0;
}
.cta-btn {
  display: inline-block;
  background: linear-gradient(90deg,#3460f7 30%,#20b486 90%);
  color: #fff;
  padding: 0.95em 2.3em;
  font-size: 1.18rem;
  font-weight: 600;
  border-radius: 7px;
  text-decoration: none;
  margin: 2.4em 0 1.5em 0;
  box-shadow: 0 2px 8px rgba(60,90,180,0.06);
  transition: background 0.14s, box-shadow 0.12s, transform 0.11s;
}
.cta-btn:hover {
  background: linear-gradient(90deg,#183367 10%,#20b486 90%);
  box-shadow: 0 6px 22px rgba(60,90,180,0.15);
  transform: translateY(-2px) scale(1.03);
}
.footer-note {
  text-align: center;
  color: #888;
  margin: 3em auto 1em auto;
  font-size: 0.98em;
}
@media (max-width: 600px) {
  .why-section, .review-quote {
    padding: 1.2em 0.8em;
  }
  .main-title { font-size: 1.25rem; }
  .logo-demo { margin-bottom: 0.7em; }
}