/* === GLOBAL === */
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f4f4;
  color: #222;
  line-height: 1.6;
}
img {
  max-width: 100%;
  height: auto;
}

/* === HEADER === */
.main-header {
  background-color: #000;
  color: #fff;
  padding: 1.5rem 1rem;
  text-align: center;
  border-bottom: 4px solid #00cc66;
}
.main-header .logo {
  height: 60px;
  margin-bottom: 10px;
}
.main-header h1 {
  margin: 0;
  font-size: 2.2rem;
  letter-spacing: 1.5px;
}
.tagline {
  font-size: 1rem;
  color: #aaa;
}

/* === NAVIGATION === */
.main-nav {
  background-color: #111;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 1rem 0;
  gap: 1.5rem;
}
.main-nav a {
  color: #fff;
  font-weight: bold;
  font-size: 1rem;
  text-transform: uppercase;
}
.main-nav a:hover {
  color: #00cc66;
}

/* === HERO SECTION === */
.hero {
  padding: 2rem 1rem;
  text-align: center;
  background: linear-gradient(135deg, #00cc66, #003300);
  color: #fff;
}
.hero h2 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}
.hero p {
  font-size: 1.1rem;
}
.cta-btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background-color: #fff;
  color: #003300;
  font-weight: bold;
  border-radius: 5px;
  transition: all 0.3s ease;
  text-transform: uppercase;
}
.cta-btn:hover {
  background-color: #e6e6e6;
}

/* === FEATURES SECTION === */
.features {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  padding: 2rem 1rem;
  background-color: #fff;
}
.feature-box {
  background: #f0f0f0;
  border-radius: 8px;
  padding: 1.5rem;
  max-width: 250px;
  text-align: center;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
}
.feature-box h3 {
  margin-bottom: 0.5rem;
  color: #003300;
}

/* === FOOTER === */
footer {
  text-align: center;
  padding: 1rem;
  background-color: #000;
  color: #aaa;
  font-size: 0.9rem;
}

/* === RESPONSIVE === */
@media screen and (max-width: 768px) {
  .main-nav {
    flex-direction: column;
    gap: 0.75rem;
  }
  .hero h2 {
    font-size: 1.5rem;
  }
  .cta-btn {
    padding: 0.6rem 1.2rem;
  }
  .features {
    flex-direction: column;
    align-items: center;
  }
}