@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

body {
  font-family: 'Inter', sans-serif;
  background-color: #111827;
  color: #e5e7eb;
  margin: 0;
  padding: 0;
  text-align: center;
}

a {
  color: #38BDF8;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

header {
  padding: 60px 20px 20px;
  background-color: #1f2937;
}

h1 {
  font-size: 2.8rem;
  margin-bottom: 10px;
  color: #fff;
}

.subtitle {
  font-size: 1.2rem;
  color: #9ca3af;
}

main {
  max-width: 900px;
  margin: auto;
  padding: 40px 20px;
  text-align: left;
}

h2 {
  color: #38BDF8;
  font-size: 1.6rem;
  margin-bottom: 16px;
}

ul {
  padding-left: 20px;
  list-style-type: none;
}

ul li::before {
  content: '✔️ ';
  margin-right: 6px;
}

.install-btn img {
  height: 60px;
  margin-top: 30px;
}

.card-info {
  background-color: #1f2937;
  border: 1px solid #374151;
  border-radius: 12px;
  padding: 20px;
  margin: 20px auto;
  max-width: 500px;
  color: #9ca3af;
}

.slider {
  position: relative;
  width: 100%;
  max-width: 700px;
  margin: 20px auto;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid #374151;
  background: #0f172a;
}

.slide {
  display: none;
  width: 100%;
  border-radius: 8px;
}

.slide.active {
  display: block;
}

.controls {
  text-align: center;
  margin-top: 10px;
}

.controls button {
  background: #1f2937;
  color: #e5e7eb;
  border: 1px solid #374151;
  border-radius: 4px;
  padding: 6px 14px;
  margin: 0 6px;
  cursor: pointer;
  font-weight: 600;
}

footer {
  margin-top: 40px;
  padding: 30px 20px;
  font-size: 0.9rem;
  color: #6b7280;
  background-color: #1f2937;
}