body.pwa-install-body {
  margin: 0;
  overflow-x: hidden;
  background: #0b1220;
}

.pwa-install-page {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: #324148;
  line-height: 1.5;
}

.pwa-install-page *,
.pwa-install-page *::before,
.pwa-install-page *::after {
  box-sizing: border-box;
}

.pwa-install-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.pwa-install-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.pwa-install-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.42);
}

.pwa-install-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pwa-install-topbar,
.pwa-install-hero-inner,
.pwa-install-footer {
  position: relative;
  z-index: 1;
}

.pwa-install-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 16px;
}

.pwa-install-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  text-decoration: none;
}

.pwa-install-brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, #38bdf8, #2563eb);
  font-size: 12px;
  font-weight: 800;
}

.pwa-install-browser-label {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.pwa-install-hero-inner {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 16px 40px;
}

.pwa-install-card {
  width: 100%;
  max-width: 720px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 25px rgba(0, 0, 0, 0.25);
  overflow: hidden;
}

.pwa-install-card-body {
  padding: 28px 24px 8px;
  text-align: center;
}

.pwa-install-title {
  margin: 0;
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  color: #2e4249;
}

.pwa-install-subtitle {
  margin: 14px auto 0;
  max-width: 520px;
  font-size: 15px;
  color: #64748b;
}

.pwa-install-cta-wrap {
  margin-top: 28px;
}

.pwa-install-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  width: 100%;
  max-width: 460px;
  min-height: 82px;
  padding: 16px 22px;
  border: 0;
  border-radius: 4px;
  background: #1a73e8;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  color: #fff;
  font: inherit;
  font-size: clamp(15px, 2.4vw, 20px);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s ease;
}

.pwa-install-cta:hover:not(:disabled) {
  background: #1251a5;
}

.pwa-install-cta:disabled {
  cursor: wait;
  opacity: 0.92;
}

.pwa-install-cta.is-waiting .pwa-install-cta-text::after {
  content: "…";
}

.pwa-install-cta-arrow svg {
  display: block;
}

.pwa-install-status,
.pwa-install-hint {
  margin: 16px auto 0;
  max-width: 500px;
  font-size: 13px;
  line-height: 1.5;
  color: #515151;
}

.pwa-install-hint {
  padding: 12px 14px;
  border-radius: 6px;
  background: #f5f8ff;
  border: 1px solid #dbeafe;
}

.pwa-install-quick-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 18px 20px 22px;
  list-style: none;
  background: #f1f5f9;
  counter-reset: none;
}

.pwa-install-quick-steps li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: #64748b;
}

.pwa-install-quick-steps .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #1a73e8;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.pwa-install-footer {
  background: #262732;
  color: rgba(255, 255, 255, 0.8);
  padding: 14px 16px;
}

.pwa-install-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
}

.pwa-install-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
}

.pwa-install-footer a {
  color: #afb3bd;
  text-decoration: none;
}

.pwa-install-footer a:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .pwa-install-topbar {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .pwa-install-cta {
    min-height: 68px;
    font-size: 13px;
  }

  .pwa-install-quick-steps {
    grid-template-columns: 1fr;
  }

  .pwa-install-footer-inner {
    flex-direction: column;
    text-align: center;
  }
}