.pwa-hint-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 9, 21, 0.55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  transition: opacity .25s ease;
}
.pwa-hint-overlay.open { opacity: 1; }
.pwa-hint-sheet {
  width: 100%;
  max-width: 440px;
  background: linear-gradient(180deg, #1E2350 0%, #141834 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-bottom: none;
  border-radius: 20px 20px 0 0;
  padding: 22px 20px calc(22px + env(safe-area-inset-bottom));
  position: relative;
  transform: translateY(16px);
  transition: transform .25s ease;
  box-shadow: 0 -8px 40px rgba(0,0,0,.4);
  direction: rtl;
  font-family: inherit;
}
.pwa-hint-overlay.open .pwa-hint-sheet { transform: translateY(0); }
.pwa-hint-close {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.08);
  color: #D2D8F5;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}
.pwa-hint-close:hover { background: rgba(255,255,255,0.16); }
.pwa-hint-logo { display: flex; justify-content: center; margin-bottom: 10px; }
.pwa-hint-logo img { height: 34px; border-radius: 8px; }
.pwa-hint-title { color: #fff; font-size: 16px; font-weight: 700; text-align: center; margin: 0 0 16px; }
.pwa-hint-step { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; }
.pwa-hint-step-num {
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg,#4C7DFF,#9B7BFF);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pwa-hint-step-text { color: #D2D8F5; font-size: 13.5px; line-height: 1.7; }
.pwa-hint-step-text strong { color: #fff; }
.pwa-hint-icon { font-size: 15px; }
.pwa-hint-note { color: #D2D8F5; font-size: 13.5px; line-height: 1.8; text-align: center; margin: 0 0 16px; }
.pwa-hint-cta {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 11px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg,#4C7DFF,#9B7BFF);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.pwa-hint-cta:hover { filter: brightness(1.08); }
@media (min-width: 560px) {
  .pwa-hint-overlay { align-items: center; }
  .pwa-hint-sheet { border-radius: 20px; }
}