html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: #0b0f17;
  color: #e5e7eb;
}

.wrap {
  min-height: 100vh;
  max-width: 960px;
  margin: 0 auto;
  padding: 64px 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.hero {
  text-align: center;
}

h1 {
  margin: 0 0 12px;
  font-size: 42px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.sub {
  margin: 0 0 28px;
  color: #9ca3af;
  font-size: 16px;
}

.btn {
  display: inline-block;
  padding: 14px 20px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 600;
}

.btn.primary {
  background: #ffffff;
  color: #0b0f17;
}

.video {
  width: 100%;
}

.ratio {
  position: relative;
  padding-top: 56.25%;
  border-radius: 18px;
  overflow: hidden;
  background: #111827;
}

.ratio iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.footer {
  text-align: center;
  color: #6b7280;
  font-size: 13px;
  padding-bottom: 20px;
}