/* Global styles */
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f9fafb;
  color: #2c3e50;
}

a {
  color: #1f78b4;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #145a86;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Header */
.header {
  background-color: #ffffff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 10;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 40px;
  margin-right: 0.5rem;
}

.logo-text {
  font-size: 1.4rem;
  font-weight: bold;
  color: #1f78b4;
}

.nav a {
  margin-left: 1.5rem;
  font-weight: 500;
}

.hero {
  background: linear-gradient(135deg, #1f78b4, #28a745);
  color: white;
  padding: 120px 0 80px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 0.5rem;
}

.hero p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto 1.5rem auto;
  line-height: 1.6;
}

.cta-button {
  display: inline-block;
  background-color: #ffffff;
  color: #1f78b4;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: bold;
  transition: all 0.2s ease;
}

.cta-button:hover {
  background-color: #f4f4f4;
}

/* Sections */
.section-title {
  text-align: center;
  margin: 3rem 0 1.5rem 0;
  font-size: 2rem;
  color: #1f78b4;
}

.features {
  background-color: #ffffff;
  padding: 2rem 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.feature {
  background-color: #f9fafb;
  border: 1px solid #e6e6e6;
  border-radius: 4px;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease;
}

.feature:hover {
  transform: translateY(-4px);
}

.feature h3 {
  margin-top: 0;
  color: #28a745;
}

.about {
  background-color: #f9fafb;
  padding: 2rem 0;
  line-height: 1.6;
}

.contact {
  background-color: #ffffff;
  padding: 2rem 0;
  text-align: center;
}

.signup-form {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.signup-form input {
  padding: 0.75rem;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  width: 300px;
}

.signup-form button {
  padding: 0.75rem 1rem;
  font-size: 1rem;
  color: white;
  background-color: #28a745;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.signup-form button:hover {
  background-color: #218838;
}

.message {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: #28a745;
}

.footer {
  background-color: #f1f1f1;
  padding: 1rem 0;
  text-align: center;
  font-size: 0.9rem;
  color: #666;
}