:root {
  --pwa-card-bg: rgba(15, 23, 42, 0.95);
  --pwa-border: rgba(255, 255, 255, 0.14);
  --pwa-text: #f8fafc;
  --pwa-muted: rgba(248, 250, 252, 0.78);
  --pwa-accent: #facc15;
  --pwa-button: #3b82f6;
  --pwa-button-hover: #2563eb;
}

.pwa-install-card {
  position: fixed;
  left: auto;
  right: 10px;
  bottom: 10px;
  transform: translateY(0);
  z-index: 99999;
  width: min(82vw, 220px);
  max-width: 220px;
  opacity: 0;
  visibility: hidden;
  border-radius: 12px;
  padding: 6px 8px;
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.22);
  pointer-events: auto;
}

.pwa-install-card.visible {
  animation: slideInUp 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  visibility: visible;
}

@keyframes slideInUp {
  from {
    transform: translate(-50%, 110%);
    opacity: 0;
    visibility: hidden;
  }
  to {
    transform: translate(-50%, 0);
    opacity: 1;
    visibility: visible;
  }
}

.pwa-install-content {
  display: grid;
  gap: 6px;
}

.pwa-install-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.pwa-install-icon-wrapper {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.pwa-install-icon {
  width: 16px;
  height: 16px;
  object-fit: contain;
}

.pwa-install-text {
  flex: 1;
}

.pwa-install-title {
  font-size: 0.74rem;
  font-weight: 800;
  margin-bottom: 1px;
  letter-spacing: 0.01em;
  color: #ffffff;
}

.pwa-install-copy {
  font-size: 0.64rem;
  color: rgba(255, 255, 255, 0.94);
  line-height: 1.2;
}

.pwa-install-note {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.62rem;
  color: rgba(255, 255, 255, 0.82);
  margin-top: 2px;
}

.pwa-install-hint {
  display: none;
}

.pwa-install-close {
  background: transparent;
  border: none;
  color: var(--pwa-muted);
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  transition: transform 0.2s ease, color 0.2s ease;
}

.pwa-install-close:hover {
  transform: scale(1.08);
  color: #fff;
}

.pwa-install-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 3px;
  align-items: center;
}

.pwa-install-button,
.pwa-install-secondary-button {
  border: none;
  border-radius: 999px;
  padding: 5px 8px;
  font-size: 0.62rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.pwa-install-button {
  background: #ffffff;
  color: #1d4ed8;
  min-width: 0;
  padding: 6px 10px;
}

.pwa-install-secondary-button {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

.pwa-install-button:hover {
  transform: translateY(-1px);
  background: #f8fafc;
}

.pwa-install-secondary-button:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.24);
}

.pwa-install-hint {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.78);
  margin-top: -4px;
}

.pwa-install-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100000;
  padding: 0.75rem;
}

.pwa-install-overlay.visible {
  display: flex;
}

.pwa-install-modal.visible {
  animation: popIn 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes popIn {
  from {
    transform: translateY(20px) scale(0.95);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.pwa-install-modal {
  width: min(240px, calc(100% - 24px));
  max-width: 240px;
  background: rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 0.75rem;
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.24);
  color: #f8fafc;
  display: grid;
  gap: 0.65rem;
}

.pwa-install-modal-close {
  display: none;
}

.pwa-install-cancel-icon {
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  font-size: 0.95rem;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.pwa-install-cancel-icon:hover {
  background: rgba(255,255,255,0.06);
  transform: translateY(-1px);
}

.pwa-install-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.pwa-install-header img {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.12);
}

.pwa-install-copy {
  color: rgba(248, 250, 252, 0.8);
}

.pwa-install-modal-body {
  min-height: 58px;
}

.pwa-install-modal-body p {
  margin: 0;
  font-size: 0.74rem;
  line-height: 1.35;
}

.pwa-install-modal-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.pwa-install-modal-footer {
  display: flex;
  justify-content: center;
}

.pwa-install-card-footer {
  display: flex;
  justify-content: center;
}

.pwa-install-modal-footer,
.pwa-install-card-footer {
  margin-top: 8px;
}

.pwa-install-cancel-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.16);
  background: transparent;
  color: #f8fafc;
  font-size: 1.15rem;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.pwa-install-cancel-icon:hover {
  background: rgba(255,255,255,0.06);
  transform: translateY(-1px);
}

@media (max-width: 520px) {
  .pwa-install-card {
    left: auto;
    right: 10px;
    bottom: 10px;
    width: min(92vw, 300px);
    padding: 10px 12px;
    border-radius: 14px;
  }

  .pwa-install-header {
    gap: 8px;
  }

  .pwa-install-title {
    font-size: 0.84rem;
  }

  .pwa-install-copy {
    font-size: 0.74rem;
  }

  .pwa-install-hint {
    font-size: 0.7rem;
  }

  .pwa-install-actions {
    grid-template-columns: 1fr auto auto;
    gap: 5px;
  }
}