body {
  margin: 0;
  padding: 0;
  font-family: system-ui, sans-serif;
  background: #f8fafc;
  color: #0f172a;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
  padding: 3rem 0;
}

.hero {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  color: white;
  text-align: center;
  padding: 6rem 0;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 700px;
  margin: auto;
}

.hero img {
  margin-top: 2rem;
  max-width: 350px;
  border-radius: 12px;
}

.about h2,
.join h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.about img {
  max-width: 400px;
  margin-top: 1.5rem;
  border-radius: 10px;
}

.benefits {
  background: #e2e8f0;
}

.benefit {
  margin-bottom: 2.5rem;
}

.benefit h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.benefit img {
  max-width: 300px;
  margin-top: 1rem;
  border-radius: 10px;
}

.join-form {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 400px;
}

.join-form input {
  padding: 0.8rem;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  font-size: 1rem;
}

.join-form button {
  padding: 0.9rem;
  background: #1e293b;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
}

.join-form button:hover {
  background: #0f172a;
}