body {
  font-family: 'Montserrat', Arial, sans-serif;
  margin: 0;
  background: #f8f8fa;
  color: #222;
}
.hero {
  background: linear-gradient(rgba(20,40,80,0.7),rgba(20,40,80,0.7)), url('https://cdn.pixabay.com/photo/2016/11/19/14/00/chart-1834925_1280.jpg') center/cover;
  color: #fff;
  padding: 80px 0 60px 0;
  text-align: center;
}
.hero-content h1 {
  font-size: 2.8em;
  margin-bottom: 0.4em;
}
.hero-content p {
  font-size: 1.3em;
  margin-bottom: 1.2em;
}
.btn {
  background: #3179ea;
  color: #fff;
  padding: 0.8em 2em;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: background .2s;
}
.btn:hover {
  background: #204c85;
}
.features {
  max-width: 960px;
  margin: 40px auto;
  background: #fff;
  border-radius: 10px;
  padding: 32px 24px;
  box-shadow: 0 2px 12px rgba(50,60,80,0.10);
}
.features h2 {
  margin-top: 0;
  color: #3179ea;
}
.features-list {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 32px;
  justify-content: center;
}
.feature-item {
  flex: 1 1 220px;
  max-width: 260px;
  background: #f3f7fb;
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 2px 6px rgba(50,60,80,0.07);
  text-align: center;
}
.feature-item img {
  width: 70px;
  margin-bottom: 14px;
}
.feature-item h3 {
  margin: 0.2em 0 0.4em 0;
  color: #204c85;
}
.gallery {
  max-width: 960px;
  margin: 40px auto;
  padding: 32px 24px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(50,60,80,0.10);
}
.gallery h2 {
  color: #3179ea;
}
.gallery-images {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 18px;
}
.gallery-images img {
  width: 240px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(50,60,80,0.13);
  background: #eef;
}
.contact {
  max-width: 520px;
  margin: 40px auto;
  padding: 32px 24px 16px 24px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(50,60,80,0.10);
}
.contact h2 {
  color: #3179ea;
}
.contact form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
}
.contact input, .contact textarea {
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #b6c9e6;
  font-size: 1em;
  background: #f7fafd;
}
.contact button {
  background: #3179ea;
  color: #fff;
  border: none;
  border-radius: 25px;
  padding: 0.7em 2em;
  font-size: 1em;
  font-weight: bold;
  cursor: pointer;
  transition: background .2s;
}
.contact button:hover {
  background: #204c85;
}
footer {
  background: #204c85;
  color: #fff;
  text-align: center;
  padding: 24px 0 10px 0;
}
footer .social a {
  margin: 0 10px;
  display: inline-block;
  vertical-align: middle;
}
footer img {
  vertical-align: middle;
  filter: brightness(0) invert(1);
}
@media (max-width: 800px) {
  .features-list, .gallery-images {
    flex-direction: column;
    align-items: center;
  }
}