/* UX: крупнее оплата, чётче иконки, лёгкие анимации (GPU-friendly) */

:root {
  --ft-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ft-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

body {
  background-attachment: scroll !important;
}

@media (prefers-reduced-motion: reduce) {
  .product-card,
  .checkout,
  .amount-grid button,
  .nav-pill--tab,
  .ft-support-fab,
  .ft-support-panel,
  .modal-action {
    transition-duration: 0.01ms !important;
  }
}

/* —— Каталог: иконки токен / сеть / кошелёк —— */
.product-icon {
  width: 58px !important;
  height: 58px !important;
  min-width: 58px !important;
  border-radius: 16px !important;
}

.product-icon > img:first-of-type {
  width: 34px !important;
  height: 34px !important;
  object-fit: contain !important;
}

.product-icon .network-mini {
  width: 18px !important;
  height: 18px !important;
  right: -2px !important;
  top: -2px !important;
  object-fit: contain !important;
}

.product-icon .wallet-mini {
  width: 18px !important;
  height: 18px !important;
  right: -3px !important;
  bottom: -3px !important;
  padding: 2px !important;
  object-fit: contain !important;
  border-radius: 6px !important;
}

.product-card {
  transition:
    transform 0.22s var(--ft-ease-out),
    border-color 0.2s ease,
    box-shadow 0.22s var(--ft-ease-out),
    background 0.2s ease !important;
}

.product-card:not(.product-card--disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
}

.product-card--active:not(.product-card--disabled) {
  animation: ft-card-pulse 2.4s ease-in-out infinite;
}

@keyframes ft-card-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(200, 255, 61, 0.12);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(200, 255, 61, 0.06);
  }
}

.amount-grid button {
  transition:
    transform 0.16s var(--ft-ease-out),
    background 0.16s ease,
    border-color 0.16s ease !important;
}

.amount-grid button:hover:not(.active) {
  transform: translateY(-1px);
}

.amount-grid button.active {
  animation: ft-pop 0.35s var(--ft-ease-spring);
}

@keyframes ft-pop {
  0% {
    transform: scale(0.94);
  }
  100% {
    transform: scale(1);
  }
}

.checkout {
  transition:
    transform 0.18s var(--ft-ease-out),
    box-shadow 0.22s ease,
    background 0.18s ease !important;
}

.checkout:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(200, 255, 61, 0.28) !important;
}

.checkout:active {
  transform: translateY(0);
}

/* —— Модалка оформления —— */
.modal-backdrop {
  animation: ft-fade-in 0.22s ease both;
}

.checkout-modal {
  max-width: min(540px, 94vw) !important;
  animation: ft-modal-in 0.32s var(--ft-ease-out) both;
}

@keyframes ft-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes ft-modal-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.payment-network-label > span {
  font-size: 12px !important;
  letter-spacing: 0.08em !important;
  text-transform: uppercase;
  color: #b8c0b4 !important;
}

.payment-tabs {
  gap: 8px !important;
}

.payment-tabs button {
  min-height: 44px !important;
  font-size: 13px !important;
  border-radius: 12px !important;
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.16s var(--ft-ease-out) !important;
}

.payment-tabs button:active {
  transform: scale(0.98);
}

.payment-assets button {
  min-height: 40px !important;
  font-size: 11px !important;
}

.payment-network-grid {
  gap: 10px !important;
  grid-template-columns: 1fr !important;
}

@media (min-width: 440px) {
  .payment-network-grid {
    grid-template-columns: 1fr 1fr !important;
  }
}

.payment-network-grid > button {
  min-height: 78px !important;
  padding: 12px 14px !important;
  gap: 12px !important;
  grid-template-columns: 48px 1fr 22px !important;
  border-radius: 14px !important;
  transition:
    transform 0.18s var(--ft-ease-out),
    border-color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.2s ease !important;
}

.payment-network-grid > button:hover {
  transform: translateY(-2px);
}

.payment-network-grid > button.active {
  transform: translateY(-1px);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.14), 0 12px 28px rgba(0, 0, 0, 0.25) !important;
}

.payment-network-grid i {
  width: 46px !important;
  height: 46px !important;
  border-radius: 13px !important;
  background: rgba(255, 255, 255, 0.06) !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative !important;
  display: grid !important;
  place-items: center !important;
}

.payment-network-grid i > img:first-child {
  width: 30px !important;
  height: 30px !important;
  object-fit: contain !important;
  border-radius: 8px !important;
}

.payment-network-grid i > img.ft-pay-badge {
  position: absolute;
  right: -4px;
  bottom: -4px;
  width: 16px !important;
  height: 16px !important;
  padding: 2px;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
  object-fit: contain;
}

.payment-network-grid span {
  gap: 4px !important;
}

.payment-network-grid b {
  font-size: 14px !important;
  letter-spacing: 0.01em;
}

.payment-network-grid small {
  font-size: 11px !important;
  line-height: 1.35;
  color: #a8aea1 !important;
}

.payment-network-grid em .ui-icon {
  width: 16px !important;
  height: 16px !important;
}

.modal-action {
  min-height: 50px !important;
  font-size: 14px !important;
  transition: transform 0.16s var(--ft-ease-out), box-shadow 0.2s ease !important;
}

.modal-action:hover:not(:disabled) {
  transform: translateY(-1px);
}

/* Нав-иконки — тонкий штрих, Lucide */
.nav-tab-icon svg {
  width: 18px !important;
  height: 18px !important;
}

/* —— Плавное появление блоков (класс ft-revealed ставит site-perf.js) —— */
.ft-reveal {
  opacity: 0;
  transform: translate3d(0, 16px, 0);
  transition:
    opacity 0.55s var(--ft-ease-out),
    transform 0.55s var(--ft-ease-out);
  transition-delay: var(--ft-reveal-delay, 0ms);
  will-change: opacity, transform;
}

.ft-reveal.ft-revealed {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  will-change: auto;
}

@media (prefers-reduced-motion: reduce) {
  .ft-reveal {
    opacity: 1;
    transform: none;
    transition: none;
    will-change: auto;
  }
}

/* —— Нав: плавнее табы и подчёркивание —— */
.nav-pill--tab {
  transition:
    color 0.22s var(--ft-ease-out),
    background 0.22s var(--ft-ease-out),
    border-color 0.22s var(--ft-ease-out),
    transform 0.18s var(--ft-ease-out) !important;
}

.nav-pill--tab::after {
  transition: opacity 0.25s var(--ft-ease-out), transform 0.25s var(--ft-ease-out) !important;
  transform: scaleX(0.6);
  opacity: 0;
}

.nav-pill--tab.nav-pill--active::after {
  transform: scaleX(1);
  opacity: 1;
}

.nav-pill--tab:active {
  transform: scale(0.98);
}

.nav-rail {
  transition: box-shadow 0.3s var(--ft-ease-out);
}

/* —— Карточки: стрелка и без бесконечного pulse (экономия GPU) —— */
.product-card--active:not(.product-card--disabled) {
  animation: none;
  box-shadow: 0 0 0 1px rgba(200, 255, 61, 0.2), 0 8px 28px rgba(0, 0, 0, 0.28);
  transition:
    transform 0.28s var(--ft-ease-out),
    box-shadow 0.35s var(--ft-ease-out),
    border-color 0.25s ease,
    background 0.25s ease !important;
}

.product-arrow {
  transition: transform 0.25s var(--ft-ease-out), color 0.2s ease !important;
}

.product-card:not(.product-card--disabled):hover .product-arrow {
  transform: translate(2px, -2px);
  color: #c8ff3d;
}

.calculator {
  transition: box-shadow 0.35s var(--ft-ease-out), transform 0.35s var(--ft-ease-out);
}

.calculator:hover {
  transform: translateY(-1px);
}

/* —— FAQ: мягкое раскрытие —— */
.ft-faq-item summary {
  transition: color 0.2s ease, background 0.2s ease;
}

.ft-faq-item summary::after {
  transition: transform 0.28s var(--ft-ease-out), background 0.2s ease, border-color 0.2s ease;
}

.ft-faq-item p {
  animation: ft-faq-in 0.35s var(--ft-ease-out) both;
}

@keyframes ft-faq-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.footer.shell,
.ft-mini-faq,
.ft-contact-btn,
.ft-support-fab,
.ft-support-panel {
  transition-timing-function: var(--ft-ease-out);
}

/* —— Perf: легче фон и blur на слабых экранах —— */
@media (max-width: 900px) {
  body::before {
    opacity: 0.18 !important;
  }
}

@media (max-width: 640px) {
  body::before {
    opacity: 0.2 !important;
    display: block !important;
  }

  main > nav.nav.shell,
  nav.ft-docs-nav,
  nav.ft-buy-nav,
  nav.ft-reseller-nav {
    backdrop-filter: blur(10px) saturate(1.05) !important;
    -webkit-backdrop-filter: blur(10px) saturate(1.05) !important;
  }

  .ft-support-panel {
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
  }
}

.products.shell .calculator,
.footer.shell,
.ft-mini-faq {
  content-visibility: auto;
  contain-intrinsic-size: auto 420px;
}

@media (max-width: 720px) {
  .shop {
    gap: 16px !important;
  }

  .products.shell .section-head {
    margin-bottom: 12px !important;
  }

  .product-card {
    padding: 12px 14px !important;
  }

  .products.shell .calculator {
    position: sticky;
    bottom: max(8px, env(safe-area-inset-bottom));
    z-index: 20;
    margin-top: 4px;
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.45);
  }

  .checkout-modal {
    padding-bottom: max(12px, env(safe-area-inset-bottom)) !important;
  }
}