/* Import Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  color: #222;
  background-color: #f9f9fb;
  line-height: 1.6;
}

/* Hero Section */
.hero {
  position: relative;
  background: url('https://images.unsplash.com/photo-1542314831-068cd1dbfeeb?auto=format&fit=crop&w=1400&q=80')
    center/cover no-repeat;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

.hero .overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.45);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 0 20px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
}

/* Container */
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
  padding: 4rem 0;
}

/* Section Titles */
section h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #003459;
}

/* Paragraphs */
section p {
  text-align: center;
  max-width: 850px;
  margin: auto;
  color: #555;
  font-size: 1rem;
}

/* Features Section */
.features {
  background: #eaf6ff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background: #fff;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
}

.feature-card h3 {
  color: #006aa7;
  margin-bottom: 0.8rem;
}

/* Join Section */
.join {
  background: linear-gradient(135deg, #00a6fb, #0582ca);
  color: #fff;
  text-align: center;
  border-radius: 40px 40px 0 0;
}

.join p {
  color: #f0f8ff;
}

.btn {
  display: inline-block;
  background: #fff;
  color: #006aa7;
  padding: 0.8rem 1.8rem;
  border-radius: 30px;
  margin-top: 1.5rem;
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
}

.btn:hover {
  background: #eaf6ff;
}

/* Footer */
footer {
  background: #003459;
  color: #fff;
  text-align: center;
  padding: 1.2rem;
  font-size: 0.9rem;
}