.pwa-install-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: #fff;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  z-index: 9999;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
  transform: translateY(100%);
  transition: transform 0.3s ease-out;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.pwa-install-banner--visible {
  transform: translateY(0);
}

.pwa-install-content {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.pwa-install-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  flex-shrink: 0;
}

.pwa-install-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pwa-install-text strong {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.pwa-install-text span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-install-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.pwa-install-btn {
  background: #fff;
  color: #000;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.pwa-install-btn:hover {
  background: #f0f0f0;
  transform: scale(1.02);
}

.pwa-install-btn:active {
  transform: scale(0.98);
}

.pwa-install-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  font-size: 24px;
  line-height: 1;
  padding: 8px;
  cursor: pointer;
  transition: color 0.2s ease;
}

.pwa-install-close:hover {
  color: #fff;
}

.pwa-install-banner--ios .pwa-install-text span svg {
  display: inline-block;
  margin: 0 2px;
}

@media (max-width: 480px) {
  .pwa-install-banner {
    padding: 10px 12px;
    padding-bottom: max(10px, env(safe-area-inset-bottom));
  }

  .pwa-install-icon {
    width: 40px;
    height: 40px;
  }

  .pwa-install-text strong {
    font-size: 14px;
  }

  .pwa-install-text span {
    font-size: 12px;
  }

  .pwa-install-btn {
    padding: 8px 16px;
    font-size: 13px;
  }
}

@media (min-width: 768px) {
  .pwa-install-banner {
    bottom: 20px;
    left: 20px;
    right: auto;
    max-width: 400px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
}