* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: #fff;
}

header {
  background: #fff;
  border-bottom: 1px solid rgba(7, 56, 205, 0.15);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

header h1 {
  font-size: 18px;
  font-weight: 500;
  color: #0738cd;
  letter-spacing: -0.2px;
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 40px 20px;
  background: #fff;
}

.promo-image {
  max-width: 280px;
  height: auto;
}

.app-btn {
  background-color: #0738cd;
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 16px 40px;
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: opacity 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.app-btn:hover {
  opacity: 0.85;
}
.app-btn:active {
  opacity: 0.75;
  transform: scale(0.98);
}

.apple-icon {
  width: 20px;
  height: 20px;
  fill: #fff;
  flex-shrink: 0;
}

footer {
  background: #0738cd;
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
  padding: 20px;
  font-size: 13px;
}

footer span {
  color: #fff;
  font-weight: 500;
}

.hide {
  display: none !important;
}