.mobile-register-stage {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
  color: #172033;
  background: #f6f8fc;
}

.mobile-register-stage::before {
  position: absolute;
  inset: 0 0 auto;
  z-index: -3;
  height: min(620px, 60vh);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 0 100%);
  background:
    radial-gradient(circle at 72% 30%, rgba(255, 255, 255, .44) 0, transparent 20%),
    radial-gradient(circle at 12% 15%, #ffcb57 0, transparent 31%),
    radial-gradient(circle at 82% 8%, #80e9ff 0, transparent 34%),
    radial-gradient(circle at 72% 78%, #635bff 0, transparent 42%),
    radial-gradient(circle at 25% 82%, #ff6bd6 0, transparent 42%),
    linear-gradient(115deg, #ff8a5c 0%, #a960ee 45%, #635bff 72%, #00d4ff 100%);
  background-size: 125% 125%, 130% 130%, 135% 135%, 130% 140%, 145% 135%, 100% 100%;
  content: '';
  animation: mobile-register-mesh 12s ease-in-out infinite alternate;
}

.mobile-register-grid {
  position: absolute;
  inset: 0 0 auto;
  z-index: -2;
  height: min(620px, 60vh);
  opacity: .2;
  clip-path: polygon(0 0, 100% 0, 100% 72%, 0 100%);
  background-image: repeating-linear-gradient(115deg, transparent 0 48px, rgba(255, 255, 255, .32) 49px, transparent 50px 96px);
  animation: mobile-register-stripes 18s linear infinite;
}

.mobile-register-shell {
  display: grid;
  width: min(760px, calc(100% - 48px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 48px 0;
  place-items: center;
}

.mobile-register-card {
  width: 100%;
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid rgba(98, 88, 140, .13);
  border-radius: 22px;
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 30px 80px rgba(50, 50, 93, .18), 0 2px 8px rgba(31, 38, 76, .06);
  backdrop-filter: blur(20px);
}

.mobile-register-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 26px;
  color: #172033;
  font-size: 1.35rem;
  font-weight: 750;
  letter-spacing: -.03em;
}

.mobile-register-brand:hover { color: #172033; }

.mobile-register-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 11px;
  color: #fff;
  background: linear-gradient(145deg, #635bff, #8b5cf6);
  box-shadow: 0 8px 22px rgba(99, 91, 255, .28);
}

.mobile-register-title {
  margin-bottom: 8px;
  color: #172033;
  font-size: clamp(1.75rem, 4vw, 2.2rem);
  letter-spacing: -.04em;
}

.mobile-register-subtitle { margin-bottom: 28px; color: #697386; }

.mobile-register-salon-note {
  margin: -10px 0 28px;
  padding: 13px 15px;
  border: 1px solid #ddd8ff;
  border-radius: 10px;
  color: #51488d;
  background: #f4f2ff;
  font-size: .9rem;
}

.mobile-register-stage .form-label {
  margin-bottom: 8px;
  color: #344054;
  font-weight: 650;
}

.mobile-register-stage .form-control {
  min-height: 52px;
  border-color: #d8dce7;
  border-radius: 10px;
  color: #172033;
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
}

.mobile-register-stage .form-control:focus {
  border-color: #7c72ff;
  box-shadow: 0 0 0 4px rgba(99, 91, 255, .12);
}

.mobile-register-help { color: #7b8496; font-size: .82rem; }

.mobile-register-stage .form-check-input:checked {
  border-color: #635bff;
  background-color: #635bff;
}

.mobile-register-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid #e5e7ef;
}

.mobile-register-back { color: #635bff; font-weight: 650; }

.mobile-register-submit {
  min-width: 190px;
  min-height: 52px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #635bff, #7c3aed);
  box-shadow: 0 10px 24px rgba(99, 91, 255, .25);
  font-weight: 700;
  transition: transform .18s ease, box-shadow .18s ease;
}

.mobile-register-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(99, 91, 255, .32);
}

@keyframes mobile-register-mesh {
  0% { background-position: center, 0% 0%, 100% 0%, 100% 100%, 0% 100%, center; filter: saturate(1.05) hue-rotate(0deg); }
  50% { background-position: center, 16% 12%, 88% 18%, 80% 86%, 12% 76%, center; filter: saturate(1.22) hue-rotate(5deg); }
  100% { background-position: center, 8% 22%, 76% 4%, 94% 68%, 22% 92%, center; filter: saturate(1.12) hue-rotate(-5deg); }
}

@keyframes mobile-register-stripes { to { background-position: 192px 0; } }

@media (max-width: 575.98px) {
  .mobile-register-shell { width: calc(100% - 24px); padding: 20px 0; }
  .mobile-register-card { padding: 26px 22px; border-radius: 18px; }
  .mobile-register-actions { align-items: stretch; flex-direction: column-reverse; }
  .mobile-register-back { padding: 8px; text-align: center; }
  .mobile-register-submit { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-register-stage::before,
  .mobile-register-grid { animation: none; }
  .mobile-register-submit { transition: none; }
}