:root {
  --background: #1e1e1e;
  --foreground: #ffffff; /* brighter for contrast */
  --accent: #0a84ff;
  --card: #2a2a2a;
  --border-radius: 12px;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "San Francisco", "Helvetica Neue", sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 800px;
  margin: auto;
}

section {
  margin: 1.5rem 0;
}

header {
  background: var(--card);
  text-align: center;
  padding: 2.5rem 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  margin-top: 1rem;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.1rem;
  color: #ddd;
}

.btn {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--accent);
  color: white;
  text-decoration: none;
  font-weight: bold;
  border-radius: 8px;
  box-shadow: var(--shadow);
  width: 165px;
  text-align: center;
}

.btn:focus,
a:focus {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.features ul {
  list-style: none;
  padding: 0;
}

.features li {
  background: var(--card);
  padding: 1rem;
  margin: 0.5rem 0;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.screenshot img {
  display: block;
  margin: 0 auto;
  max-width: 350px;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.faq-item {
  background: var(--card);
  padding: 1rem;
  margin-top: 1rem;
  border-left: 4px solid var(--accent);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  color: #bbb;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

.button-group {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Enhancements for Benefits Section */
.intro {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: #ccc;
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.benefit {
  background: var(--card);
  padding: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  font-size: 1rem;
  color: var(--foreground);
}

.ram-tiers {
  list-style: none;
  padding: 0;
  margin-bottom: 2rem;
}

.ram-tiers li {
  background: #2a2a2a;
  padding: 0.75rem 1rem;
  margin: 0.4rem 0;
  border-radius: 8px;
  box-shadow: var(--shadow);
  font-size: 0.95rem;
}

.note {
  font-size: 1.05rem;
  color: #ccc;
}

.callout {
  background: #2a2a2a;
  padding: 1rem;
  border-left: 4px solid var(--accent);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  font-size: 1rem;
  color: var(--foreground);
  margin-top: 1rem;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* Responsive Adjustments */
@media (min-width: 600px) {
  header h1 {
    font-size: 3rem;
  }

  header p {
    font-size: 1.25rem;
  }

  .btn {
    font-size: 1rem;
  }
}