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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: #f8f9fa;
  color: #1a1a1a;
  line-height: 1.6;
  font-size: 16px;
  padding-bottom: 4rem;
}

/* Global Containers */
.section {
  padding: 3rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

h1, h2, h3 {
  font-weight: bold;
  margin-bottom: 1rem;
}

p {
  color: #6c757d;
  margin-bottom: 1rem;
}

ul {
  list-style: none;
  padding-left: 0;
}

img {
  max-width: 100%;
  display: block;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  background-color: #ffffff;
  padding: 4rem 1.5rem;
  text-align: center;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.05);
  margin-bottom: 2rem;
}

.app-icon {
  width: 80px;
  height: auto;
  margin-bottom: 1rem;
}

.tagline {
  font-size: 1.25rem;
  color: #6c757d;
  margin-bottom: 2rem;
}

/* CTA Buttons */
.cta {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: bold;
  text-decoration: none;
  transition: background-color 0.3s ease;
  font-size: 1rem;
}

.cta.primary {
  background-color: #0aba04;
  color: white;
}

.cta.primary:hover {
  background-color: #099703;
}

/* Feature Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.04);
  text-align: left;
}

.card h3 {
  margin-bottom: 0.5rem;
  color: #1a1a1a;
}

.card p {
  font-size: 0.95rem;
}

/* Steps Section */
.steps {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
  margin-top: 2rem;
}

.step {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 12px;
  width: 250px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* Screenshots Section */
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.screenshot-grid div {
  background: #ffffff;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  text-align: center;
}

.screenshot-grid p {
  margin-top: 0.5rem;
  font-size: 0.95rem;
}

/* Benefits */
.benefits ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.tag {
  font-size: 1.2rem;
  margin-right: 0.5rem;
}

.tag-green {
  color: #0aba04;
}
.tag-purple {
  color: #6f42c1;
}
.tag-orange {
  color: #ff6b35;
}

/* Download Section */
.download .qr {
  width: 160px;
  margin-top: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem 1rem;
  background: #ffffff;
  font-size: 0.875rem;
  border-top: 1px solid #eee;
  margin-top: 4rem;
}

.footer a {
  color: #007bff;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

/* Responsive Tweaks */
@media (max-width: 600px) {
  .step, .card, .screenshot-grid div {
    width: 100%;
  }
}