.sonic-install-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 18px 14px calc(18px + env(safe-area-inset-bottom));
  background:
    radial-gradient(circle at 20% 10%, rgba(0, 229, 255, .18), transparent 34%),
    radial-gradient(circle at 88% 20%, rgba(43, 110, 255, .20), transparent 38%),
    rgba(2, 8, 22, .76);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.sonic-install-overlay.show {
  display: flex;
}

.sonic-install-card {
  width: min(440px, 100%);
  border: 1px solid rgba(64, 220, 255, .34);
  border-radius: 28px;
  padding: 18px;
  background:
    linear-gradient(145deg, rgba(8, 18, 44, .98), rgba(3, 9, 25, .98)),
    radial-gradient(circle at 30% 0%, rgba(0, 238, 255, .16), transparent 35%);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.04) inset,
    0 24px 70px rgba(0,0,0,.58),
    0 0 42px rgba(0, 210, 255, .20);
  color: #fff;
  font-family: inherit;
  transform: translateY(12px);
  animation: sonicInstallUp .28s ease forwards;
}

@keyframes sonicInstallUp {
  to { transform: translateY(0); }
}

.sonic-install-top {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 14px;
}

.sonic-install-icon {
  width: 58px;
  height: 58px;
  border-radius: 20px;
  background:
    radial-gradient(circle at 35% 25%, rgba(255,255,255,.35), transparent 22%),
    linear-gradient(135deg, #00eaff, #1667ff 55%, #061438);
  display: grid;
  place-items: center;
  box-shadow: 0 0 26px rgba(0, 225, 255, .35);
  overflow: hidden;
  flex: 0 0 auto;
}

.sonic-install-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sonic-install-title {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .2px;
  line-height: 1.12;
}

.sonic-install-sub {
  margin-top: 5px;
  color: rgba(217, 241, 255, .74);
  font-size: 13px;
  line-height: 1.35;
}

.sonic-install-steps {
  display: grid;
  gap: 10px;
  margin: 15px 0 16px;
}

.sonic-install-step {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 10px;
  align-items: center;
  padding: 11px;
  border: 1px solid rgba(123, 218, 255, .15);
  border-radius: 18px;
  background: rgba(255,255,255,.055);
}

.sonic-install-step-num {
  width: 36px;
  height: 36px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 900;
  background: linear-gradient(135deg, rgba(0,234,255,.22), rgba(39,104,255,.18));
  border: 1px solid rgba(0,234,255,.30);
  color: #92f6ff;
}

.sonic-install-step-text {
  font-size: 14px;
  line-height: 1.35;
  color: rgba(245, 251, 255, .95);
}

.sonic-install-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.sonic-install-done {
  border: 0;
  width: 100%;
  border-radius: 18px;
  padding: 14px 16px;
  color: #02101b;
  font-size: 15px;
  font-weight: 900;
  background: linear-gradient(135deg, #54f4ff, #2f7bff);
  box-shadow: 0 14px 34px rgba(0, 170, 255, .25);
}

.sonic-install-later {
  border: 1px solid rgba(255,255,255,.14);
  width: 100%;
  border-radius: 18px;
  padding: 13px 16px;
  color: rgba(235,248,255,.84);
  font-size: 14px;
  font-weight: 800;
  background: rgba(255,255,255,.06);
}

.sonic-install-note {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.35;
  color: rgba(210, 232, 255, .58);
  text-align: center;
}

[dir="rtl"] .sonic-install-step {
  grid-template-columns: 1fr 36px;
}

[dir="rtl"] .sonic-install-step-num {
  grid-column: 2;
  grid-row: 1;
}

[dir="rtl"] .sonic-install-step-text {
  grid-column: 1;
  grid-row: 1;
  text-align: right;
}