:root {
  --primary: #124D8C;
  --accent: #1DBC60;
  --bg: #F6FAFF;
  --white: #fff;
  --text: #232b36;
  --shadow: 0 6px 24px 0 rgba(18,77,140,0.08);
  --radius: 18px;
  --transition: 0.18s cubic-bezier(.5,1.4,.6,1);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0;
  font-family: 'Montserrat', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
header {
  background: linear-gradient(120deg, var(--primary) 60%, #226ad1 100%);
  color: var(--white);
  padding: 0 0 3em 0;
  box-shadow: var(--shadow);
  border-bottom-left-radius: 0 0 70px 0;
  border-bottom-right-radius: 0 0 70px 0;
}
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5em 1.5em 0 1.5em;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.7em;
}
.logo img {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 8px #0a233f22;
}
.logo span {
  font-size: 1.5em;
  font-weight: bold;
  letter-spacing: -1px;
}
.nav-links {
  display: flex;
  gap: 2em;
}
.nav-links a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.5px;
  opacity: 0.92;
  transition: opacity var(--transition);
}
.nav-links a:hover {
  opacity: 1;
  text-decoration: underline;
}
.cta-btn {
  background: var(--accent);
  color: #fff;
  font-weight: bold;
  font-size: 1.14em;
  border: none;
  border-radius: 32px;
  padding: 0.85em 2.2em;
  margin-top: 1.7em;
  box-shadow: 0 2px 10px rgba(30,150,120,0.10);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
}
.cta-btn:hover {
  background: #14924b;
  box-shadow: 0 4px 16px rgba(30,150,120,0.18);
}
.hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2em 1.5em 0 1.5em;
  gap: 2em;
}
.hero-content {
  flex: 1 1 370px;
  max-width: 520px;
}
.hero-content h1 {
  font-size: 2.8em;
  margin-bottom: 0.25em;
  letter-spacing: -2px;
  line-height: 1.08;
}
.hero-content h1 .accent {
  color: var(--accent);
}
.hero-content p {
  font-size: 1.22em;
  margin-bottom: 1.5em;
  opacity: 0.93;
  font-weight: 500;
}
.feature-list {
  list-style: none;
  padding: 0;
  margin: 1.2em 0 0 0;
  font-size: 1.05em;
}
.feature-list li {
  margin-bottom: 1em;
  display: flex;
  align-items: center;
}
.feature-list span {
  display: inline-block;
  margin-right: 0.7em;
  font-size: 1.5em;
}
.hero-img {
  flex: 1 1 350px;
  text-align: center;
}
.section {
  max-width: 1100px;
  margin: 3em auto;
  padding: 2.6em 1.5em 2.1em 1.5em;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.section-title {
  font-size: 2em;
  color: var(--primary);
  font-weight: bold;
  margin-bottom: 0.9em;
  text-align: center;
}
.features-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2em;
  justify-content: center;
}
.feature-card {
  flex: 1 1 220px;
  min-width: 260px;
  max-width: 320px;
  background: #f7fbff;
  border-radius: 15px;
  box-shadow: 0 1px 8px #124d8c11;
  padding: 2em 1.3em;
  text-align: center;
  margin-bottom: 1em;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-card:hover {
  box-shadow: 0 8px 32px #1dbc6035;
  transform: translateY(-6px) scale(1.03);
}
.feature-icon {
  font-size: 2.1em;
  margin-bottom: 0.5em;
  color: var(--accent);
}
.feature-title {
  font-weight: bold;
  font-size: 1.13em;
  margin-bottom: 0.2em;
  color: var(--primary);
}
.feature-desc {
  font-size: 1em;
  color: #233551;
  opacity: 0.92;
}
.testimonials {
  background: linear-gradient(90deg,#e5f6ff 0%,#fafffa 100%);
  border-radius: var(--radius);
  box-shadow: 0 2px 16px #124d8c13;
  padding: 2.8em 1em 2.3em 1em;
  margin: 2.7em auto;
  max-width: 900px;
  text-align: center;
}
.testimonials-title {
  color: var(--primary);
  font-size: 1.55em;
  margin-bottom: 1.3em;
  font-weight: bold;
}
.testimonial-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2em;
  justify-content: center;
}
.testimonial-card {
  background: #fff;
  border-radius: 13px;
  box-shadow: 0 2px 10px #1dbc6012;
  margin: 0.7em 0.6em;
  padding: 1.3em 1.4em 0.7em 1.4em;
  max-width: 310px;
  font-size: 1em;
  text-align: left;
  position: relative;
  min-width: 220px;
}
.testimonial-card:before {
  content: "“";
  font-size: 2.7em;
  color: #c6e8d7;
  position: absolute;
  left: 0.15em;
  top: -0.3em;
  z-index: 0;
  opacity: 0.8;
}
.testimonial-card p {
  font-style: italic;
  margin-bottom: 0.5em;
  z-index: 1;
  position: relative;
}
.testimonial-author {
  font-weight: bold;
  color: var(--accent);
  font-size: 0.99em;
  margin-top: 0.2em;
}
.download-section {
  background: linear-gradient(95deg,#f0fff7 10%,#d3e7ff 90%);
  border-radius: var(--radius);
  box-shadow: 0 3px 14px #124d8c13;
  text-align: center;
  max-width: 720px;
  margin: 3em auto 2em auto;
  padding: 2.5em 1.5em 2.1em 1.5em;
}
.download-section h3 {
  color: var(--primary);
  font-size: 1.4em;
  margin-bottom: 0.8em;
  font-weight: bold;
}
.download-links {
  display: flex;
  justify-content: center;
  gap: 2em;
  margin-top: 1em;
}
.store-btn {
  display: inline-block;
  padding: 0.8em 1.6em;
  background: var(--primary);
  color: #fff;
  border-radius: 30px;
  font-weight: bold;
  font-size: 1.09em;
  transition: background var(--transition), box-shadow var(--transition);
  text-decoration: none;
  box-shadow: 0 2px 14px #226ad122;
}
.store-btn:hover {
  background: #0f3972;
}
.credits {
  text-align: center;
  font-size: 1.02em;
  color: #124D8C;
  margin-top: 2em;
  opacity: 0.85;
}
footer {
  background: var(--primary);
  color: #d8e9ff;
  text-align: center;
  padding: 1.4em 0 1em 0;
  font-size: 0.97em;
  border-top-left-radius: 60px 0;
  border-top-right-radius: 60px 0;
  margin-top: 2.2em;
}
footer a {
  color: #fff;
  text-decoration: underline;
}
@media (max-width: 900px) {
  .navbar {
    flex-direction: column;
    align-items: center;
  }
  .hero { flex-direction: column; }
  .hero-img img { margin-top: 0.5em; }
  .features-grid { flex-direction: column; align-items: center; }
  .testimonial-row { flex-direction: column; align-items: center; }
  .download-links { flex-direction: column; gap: 1.1em; }
}