/* Reset and Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #18181b;
  background-color: #f7f7fa;
  padding: 0;
  margin: 0;
}

/* Header */
header {
  background: #fff;
  color: #18181b;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

header img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

nav a {
  color: #18181b;
  margin-left: 2rem;
  text-decoration: none;
  font-weight: 500;
  font-size: 1.05rem;
  transition: color 0.2s ease;
}

nav a:hover {
  color: #3b82f6;
}

/* Main Layout */
main {
  margin-top: 6.5rem;
}

/* Hero Section */


/* Footer */
footer {
  background: #f7f7fa;
  color: #888;
  text-align: center;
  padding: 2rem 1rem 1rem 1rem;
  font-size: 0.9rem;
  border-top: 1px solid #ececec;
  margin-top: 4rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24rem;
  max-width: 1100px;
  margin: 0 auto 1.5rem auto;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 120px;
}

.footer-links span {
  font-weight: 600;
  color: #18181b;
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: #888;
  text-decoration: none;
  font-size: 0.68rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #3b82f6;
}

.footer-links img {
  width: 13px;
  height: 25px;
} 

.footer-bottom {
  color: #b0b0b0;
  font-size: 0.68rem;
  margin-top: 1rem;
}

/* Responsive */
@media (max-width: 900px) {
  .features {
    flex-direction: column;
    align-items: center;
  }
  .footer-content {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero {
    padding: 5rem 1rem 3rem;
  }
}