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

/* GLOBAL */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #111;
  background: #fff;
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 0 20px;
}

/* NAV */
.nav {
  padding: 20px 0;
}

.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* HERO */
.hero {
  padding: 100px 20px;
  text-align: center;
  background: linear-gradient(to bottom, #f8f9ff, #ffffff);
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.2rem;
  color: #555;
  margin-bottom: 25px;
}

.hero-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
}

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 14px 28px;
  background: #4f46e5;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  transition: 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.btn.secondary {
  background: transparent;
  color: #4f46e5;
  border: 1px solid #ddd;
}

.btn.small {
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* PROOF */
.proof {
  padding: 40px 0;
  text-align: center;
  color: #777;
  font-size: 0.95rem;
}

/* FEATURES */
.features {
  padding: 80px 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  padding: 30px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid #eee;
  transition: 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.05);
}

.card h3 {
  margin-bottom: 10px;
}

/* CTA */
.cta {
  padding: 80px 20px;
  text-align: center;
  background: #111;
  color: #fff;
}

.cta h2 {
  margin-bottom: 20px;
}

/* FOOTER */
footer {
  padding: 30px 0;
  text-align: center;
  font-size: 0.9rem;
  color: #777;
}

/* MOBILE */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }
}