* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f3f4f6;
  min-height: 100vh;
  margin: 0;
  color: #111827;
}
.install-wrap {
  max-width: 420px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}
.install-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.08);
  overflow: hidden;
  margin-bottom: 16px;
}
.install-card--qr {
  padding: 0;
}
.install-hero {
  text-align: center;
  padding: 32px 24px 24px;
  border-bottom: 1px solid #f1f5f9;
}
.app-icon {
  width: 96px;
  height: 96px;
  border-radius: 22px;
  margin: 0 auto 16px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.15);
  object-fit: cover;
}
.install-hero h1 {
  font-size: 24px;
  margin: 0 0 6px;
  font-weight: 700;
}
.install-sub {
  font-size: 13px;
  color: #6b7280;
  margin: 0 0 20px;
}
.install-btn {
  display: inline-block;
  background: linear-gradient(135deg, #4B6BFB, #3B57D9);
  color: #fff;
  padding: 14px 56px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(75, 107, 251, 0.28);
}
.install-tag {
  display: inline-block;
  margin-top: 14px;
  font-size: 12px;
  color: #9ca3af;
}
.install-section {
  padding: 20px 24px;
}
.install-section h2 {
  font-size: 15px;
  margin: 0 0 10px;
}
.install-desc {
  font-size: 13px;
  line-height: 1.7;
  color: #6b7280;
  margin: 0;
}
.install-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 0 24px 20px;
}
.meta-item {
  background: #f8fafc;
  border-radius: 12px;
  padding: 12px 8px;
  text-align: center;
}
.meta-item dt {
  font-size: 11px;
  color: #9ca3af;
  margin-bottom: 4px;
}
.meta-item dd {
  font-size: 12px;
  margin: 0;
  word-break: break-all;
  font-weight: 600;
}
.install-qr {
  text-align: center;
  padding: 24px 24px 28px;
}
.install-qr p {
  font-size: 13px;
  color: #6b7280;
  margin: 0 0 12px;
}
.install-qr img {
  width: 180px;
  height: 180px;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 8px;
  background: #fff;
}
.install-footer {
  text-align: center;
  font-size: 12px;
  color: #9ca3af;
  margin-top: 16px;
  line-height: 1.6;
}