/* ==========================================================================
   Regional Pricing — Premium world-class UI
   ========================================================================== */

.pricing-regional--premium {
  position: relative;
  overflow: hidden;
}

.pricing-regional__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.pricing-regional__aurora {
  position: absolute;
  inset: -20%;
  opacity: 0.9;
  filter: blur(70px) saturate(160%);
  transform: translate3d(0, 0, 0);
  background-image:
    radial-gradient(at 10% 20%, rgba(16, 185, 129, 0.18) 0%, transparent 52%),
    radial-gradient(at 90% 10%, rgba(251, 191, 36, 0.14) 0%, transparent 55%),
    radial-gradient(at 55% 70%, rgba(14, 165, 233, 0.10) 0%, transparent 58%);
  animation: pricingAuroraDrift 18s ease-in-out infinite alternate;
}

@keyframes pricingAuroraDrift {
  0% { transform: translate3d(-10px, 8px, 0) scale(1.02); }
  100% { transform: translate3d(14px, -10px, 0) scale(1.06); }
}

.pricing-regional__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(88px);
  opacity: 0.18;
  animation: pricingOrbFloat 22s ease-in-out infinite;
}

.pricing-regional__orb--emerald {
  width: min(520px, 62vw);
  height: min(520px, 62vw);
  top: -12%;
  left: -10%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.22) 0%, transparent 70%);
}

.pricing-regional__orb--gold {
  width: min(420px, 52vw);
  height: min(420px, 52vw);
  right: -8%;
  bottom: 0;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.18) 0%, transparent 72%);
  animation-delay: -7s;
}

@keyframes pricingOrbFloat {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(0, -10px, 0) scale(1.03); }
}

.pricing-regional__container {
  position: relative;
  z-index: 1;
}

/* Region badge */
.pricing-regional__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  max-width: 520px;
  margin: 0 auto var(--space-8);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(5, 150, 105, 0.14);
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 8px 24px rgba(5, 150, 105, 0.08);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.pricing-regional__switcher {
  display: none !important;
}

.pricing-regional__detected {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.pricing-regional__detected-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary-soft);
  display: grid;
  place-items: center;
  color: var(--color-primary);
}

.pricing-regional__detected-icon svg {
  width: 18px;
  height: 18px;
}

.pricing-regional__code {
  color: var(--color-primary);
  font-weight: 700;
}

/* Grid */
.pricing-regional__grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  align-items: stretch;
  perspective: 1400px;
}

@media (min-width: 768px) {
  .pricing-regional__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }
}

.pricing-regional__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-10);
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
}

/* Card shell — 3D tilt */
.pricing-regional-card {
  --tilt-x: 0;
  --tilt-y: 0;
  --lift: 0;
  --shine-x: 50%;
  --shine-y: 50%;
  --glow: 0;
  position: relative;
  border-radius: var(--radius-2xl);
  min-height: 100%;
  opacity: 0;
  transform: perspective(1000px) translate3d(0, 28px, 0);
  transform-style: preserve-3d;
  transition:
    opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

.pricing-regional-card.is-pricing-visible {
  opacity: 1;
  transform: perspective(1000px)
    rotateX(calc(var(--tilt-y) * -1deg))
    rotateY(calc(var(--tilt-x) * 1deg))
    translate3d(0, calc(var(--lift) * 1px), 0);
}

.pricing-regional-card.is-hovered {
  --lift: -6;
  --glow: 1;
}

.pricing-regional-card__border {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(5, 150, 105, calc(0.26 + var(--glow) * 0.24)),
    rgba(56, 189, 248, calc(0.14 + var(--glow) * 0.14)),
    rgba(251, 191, 36, calc(0.16 + var(--glow) * 0.18))
  );
  z-index: 0;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: calc(0.45 + var(--glow) * 0.35);
  transition: opacity 0.25s ease;
}

.pricing-regional-card__shine {
  position: absolute;
  inset: 2px;
  border-radius: calc(var(--radius-2xl) - 2px);
  pointer-events: none;
  z-index: 3;
  opacity: calc(var(--glow) * 0.55);
  background: radial-gradient(
    360px circle at var(--shine-x) var(--shine-y),
    rgba(255, 255, 255, 0.42) 0%,
    rgba(16, 185, 129, 0.08) 32%,
    transparent 66%
  );
  transition: opacity 0.15s ease;
}

.pricing-regional-card__inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.2vw, 34px) clamp(20px, 2vw, 30px);
  border-radius: calc(var(--radius-2xl) - 2px);
  background: rgba(255, 255, 255, 0.84);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(226, 232, 240, 0.75);
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 10px 26px rgba(15, 23, 42, 0.08);
  transition:
    box-shadow 0.22s ease,
    border-color 0.22s ease;
}

.pricing-regional-card.is-hovered .pricing-regional-card__inner,
.pricing-regional-card--featured .pricing-regional-card__inner {
  border-color: rgba(5, 150, 105, 0.22);
  box-shadow:
    0 10px 22px rgba(15, 23, 42, 0.08),
    0 26px 54px rgba(5, 150, 105, 0.12);
}

.pricing-regional-card--featured .pricing-regional-card__inner {
  background: rgba(236, 253, 245, 0.74);
}

@media (min-width: 768px) {
  .pricing-regional-card--featured.is-pricing-visible {
    transform: perspective(1000px)
      rotateX(calc(var(--tilt-y) * -1deg))
      rotateY(calc(var(--tilt-x) * 1deg))
      translate3d(0, calc((var(--lift) - 4) * 1px), 0)
      scale(1.03);
  }
}

.pricing-regional-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: 0.3rem 0.7rem;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-full);
  background: rgba(15, 23, 42, 0.86);
  color: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
  z-index: 4;
}

.pricing-regional-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary-soft);
  display: grid;
  place-items: center;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  transform: translateZ(16px);
  transition:
    transform 0.2s cubic-bezier(0.23, 1, 0.32, 1),
    background 0.2s ease,
    color 0.2s ease;
}

.pricing-regional-card.is-hovered .pricing-regional-card__icon {
  transform: translateZ(24px) scale(1.04) rotate(-3deg);
  background: var(--gradient-primary);
  color: #fff;
}

.pricing-regional-card__icon svg {
  width: 26px;
  height: 26px;
}

.pricing-regional-card__name {
  font-size: var(--text-xl);
  font-weight: 800;
  margin: 0 0 var(--space-1);
  letter-spacing: var(--tracking-tight);
}

.pricing-regional-card__tagline {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin: 0 0 var(--space-4);
}

.pricing-regional-card__price {
  margin-bottom: var(--space-4);
}

.pricing-regional-card__amount {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
}

.pricing-regional-card__period {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.pricing-regional-card__desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-5);
}

.pricing-regional-card__features {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.pricing-regional-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-text);
}

.pricing-regional-card__check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: rgba(236, 253, 245, 0.9);
  color: var(--color-primary);
}

.pricing-regional-card__check svg {
  width: 12px;
  height: 12px;
}

.pricing-regional-card__cta {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  margin-top: auto;
  transform: translateZ(20px);
  transition:
    transform 0.15s cubic-bezier(0.23, 1, 0.32, 1),
    box-shadow 0.18s ease;
}

.pricing-regional-card__cta-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(255, 255, 255, 0.35) 50%,
    transparent 65%
  );
  transform: translateX(-120%);
  transition: transform 0.5s ease;
  pointer-events: none;
}

.pricing-regional-card__cta:hover {
  transform: translateZ(24px) translateY(-1px);
  box-shadow: 0 14px 36px rgba(5, 150, 105, 0.26);
}

.pricing-regional-card__cta:hover .pricing-regional-card__cta-shine {
  transform: translateX(120%);
}

.pricing-regional-card__cta svg {
  width: 16px;
  height: 16px;
}

.pricing-regional__secure {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  max-width: 640px;
  margin: var(--space-10) auto 0;
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-secondary);
  text-align: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(226, 232, 240, 0.9);
}

.pricing-regional__secure-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary-soft);
  color: var(--color-primary);
}

.pricing-regional-card__amount.is-updating {
  animation: pricePulse 0.4s var(--ease-out-expo);
}

@keyframes pricePulse {
  0% { opacity: 0.4; transform: scale(0.96); }
  100% { opacity: 1; transform: scale(1); }
}

.pricing-regional-card:nth-child(1).is-pricing-visible { transition-delay: 0ms; }
.pricing-regional-card:nth-child(2).is-pricing-visible { transition-delay: 80ms; }
.pricing-regional-card:nth-child(3).is-pricing-visible { transition-delay: 160ms; }

@media (prefers-reduced-motion: reduce) {
  .pricing-regional__orb,
  .pricing-regional__aurora {
    animation: none !important;
  }

  .pricing-regional-card,
  .pricing-regional-card.is-pricing-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
}