/* Профессиональная полировка: типографика, шапка по центру экрана, dock-nav */

:root {
  --ft-font: var(--font-geist-sans, "Geist"), ui-sans-serif, system-ui, sans-serif;
  --ft-nav-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ft-nav-spring: cubic-bezier(0.34, 1.24, 0.64, 1);
}

*,
*::before,
*::after {
  font-family: inherit;
}

html,
body,
button,
input,
select,
textarea,
.ft-support-root,
.ft-mini-faq,
div.docs,
.ft-buy-main,
.ft-reseller-main {
  font-family: var(--ft-font) !important;
}

/* —— Шапка: лого слева, dock строго по центру viewport, язык справа —— */
main > nav.nav.shell,
nav.ft-docs-nav,
nav.ft-buy-nav,
nav.ft-reseller-nav,
div.docs > nav.nav.shell {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  column-gap: 12px;
}

main > nav.nav.shell .brand,
div.docs > nav.nav.shell .brand,
nav.ft-docs-nav .brand,
nav.ft-buy-nav .brand,
nav.ft-reseller-nav .brand {
  flex: 0 1 auto;
  z-index: 3;
}

main > nav.nav.shell .nav-actions,
div.docs > nav.nav.shell .nav-actions,
nav.ft-docs-nav .nav-actions,
nav.ft-buy-nav .nav-actions,
nav.ft-reseller-nav .nav-actions {
  position: absolute !important;
  left: 50% !important;
  top: 50% !important;
  transform: translate(-50%, -50%) !important;
  flex: none !important;
  width: auto;
  max-width: min(calc(100vw - 200px), 560px);
  z-index: 4;
  margin: 0 !important;
  pointer-events: none;
}

main > nav.nav.shell .nav-actions .nav-rail,
div.docs > nav.nav.shell .nav-actions .nav-rail,
nav.ft-docs-nav .nav-actions .nav-rail,
nav.ft-buy-nav .nav-actions .nav-rail,
nav.ft-reseller-nav .nav-actions .nav-rail {
  pointer-events: auto;
}

main > nav.nav.shell .ft-nav-tools,
div.docs > nav.nav.shell .ft-nav-tools,
nav.ft-docs-nav .ft-nav-tools,
nav.ft-buy-nav .ft-nav-tools,
nav.ft-reseller-nav .ft-nav-tools,
main > nav.nav.shell .ft-lang-bar,
div.docs > nav.nav.shell .ft-lang-bar,
nav.ft-docs-nav .ft-lang-bar,
nav.ft-buy-nav .ft-lang-bar,
nav.ft-reseller-nav .ft-lang-bar {
  flex: 0 0 auto;
  margin-left: auto !important;
  z-index: 3;
}

/* —— Анимированный dock —— */
.nav-rail--dock {
  position: relative;
  isolation: isolate;
  display: inline-flex !important;
  align-items: center !important;
  flex-wrap: nowrap;
  gap: 3px !important;
  padding: 5px !important;
  border-radius: 999px !important;
  background:
    linear-gradient(165deg, rgba(14, 20, 28, 0.92), rgba(6, 10, 16, 0.88)) !important;
  border: 1px solid rgba(255, 255, 255, 0.11) !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 0 1px rgba(0, 0, 0, 0.35),
    0 16px 48px rgba(0, 0, 0, 0.45),
    0 0 48px rgba(200, 255, 61, 0.08) !important;
  backdrop-filter: blur(22px) saturate(1.35);
  -webkit-backdrop-filter: blur(22px) saturate(1.35);
  overflow: hidden;
  animation: ft-nav-dock-in 0.65s var(--ft-nav-ease) both;
}

.nav-rail--dock::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    120deg,
    rgba(200, 255, 61, 0.55),
    rgba(120, 180, 255, 0.35),
    rgba(200, 255, 61, 0.45)
  );
  background-size: 220% 220%;
  animation: ft-nav-border-flow 8s ease-in-out infinite;
  -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;
  z-index: -1;
  opacity: 0.85;
}

.nav-rail--dock::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 3;
  background: linear-gradient(
    110deg,
    transparent 0%,
    transparent 38%,
    rgba(255, 255, 255, 0.07) 50%,
    transparent 62%,
    transparent 100%
  );
  background-size: 220% 100%;
  animation: ft-nav-shimmer 6.5s ease-in-out infinite;
  mix-blend-mode: soft-light;
}

.nav-rail-glider {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 0;
  border-radius: 999px;
  background: linear-gradient(
    125deg,
    rgba(200, 255, 61, 0.32),
    rgba(110, 231, 183, 0.16),
    rgba(160, 200, 255, 0.14),
    rgba(200, 255, 61, 0.26)
  );
  background-size: 240% 240%;
  animation: ft-glider-shine 5s ease-in-out infinite;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 6px 20px rgba(200, 255, 61, 0.2);
  transition:
    transform 0.42s var(--ft-nav-spring),
    width 0.38s var(--ft-nav-ease),
    height 0.38s var(--ft-nav-ease),
    opacity 0.2s ease;
  pointer-events: none;
}

.nav-rail--dock .nav-pill--tab {
  position: relative;
  z-index: 1;
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 7px !important;
  box-sizing: border-box;
  border-radius: 999px !important;
  min-height: 36px !important;
  height: 36px !important;
  padding: 0 13px !important;
  line-height: 1 !important;
  flex: 0 0 auto;
}

.nav-rail--dock .nav-tab-icon {
  width: 17px !important;
  height: 17px !important;
  margin: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.nav-rail--dock .nav-tab-icon svg {
  width: 17px !important;
  height: 17px !important;
  display: block;
}

.nav-rail--dock .nav-tab-label {
  font-size: 12px !important;
  font-weight: 600 !important;
  line-height: 1 !important;
  letter-spacing: 0.015em;
  padding: 0 !important;
  margin: 0 !important;
}

.nav-rail--dock .nav-pill--tab.nav-pill--active::after {
  display: none !important;
}

.nav-rail--dock .nav-pill--tab.nav-pill--active {
  color: #f7f9f3 !important;
  background: transparent !important;
  border-color: transparent !important;
  box-shadow: none !important;
  text-shadow: 0 0 18px rgba(200, 255, 61, 0.22);
}

.nav-rail--dock .nav-pill--tab.nav-pill--active .nav-tab-label {
  font-weight: 700 !important;
}

.nav-rail--dock .nav-pill--tab.nav-pill--active .nav-tab-icon {
  color: #dfff79 !important;
  filter: drop-shadow(0 0 5px rgba(200, 255, 61, 0.5));
}

.nav-rail--dock .nav-pill--tab:not(.nav-pill--active) {
  color: #9aa3a9 !important;
  background: transparent !important;
}

.nav-rail--dock .nav-pill--tab:not(.nav-pill--active):hover {
  color: #e8ecef !important;
  background: rgba(255, 255, 255, 0.05) !important;
  transform: none;
}

.nav-rail--dock .nav-pill--tab:not(.nav-pill--active):hover .nav-tab-icon {
  color: #c8d0c4 !important;
}

@keyframes ft-nav-dock-in {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.96);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: none;
  }
}

@keyframes ft-nav-border-flow {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes ft-nav-shimmer {
  0% {
    background-position: 120% 0;
    opacity: 0.35;
  }
  45% {
    opacity: 0.85;
  }
  100% {
    background-position: -120% 0;
    opacity: 0.35;
  }
}

@keyframes ft-glider-shine {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Шапка всегда видна */
main > nav.nav.shell.ft-reveal,
nav.ft-buy-nav.ft-reveal,
nav.ft-reseller-nav.ft-reveal {
  opacity: 1 !important;
  transform: none !important;
}

.ft-reveal.ft-revealed .section-head > div {
  animation: ft-slide-in 0.65s var(--ft-nav-ease) both;
}

.ft-reveal.ft-revealed .section-head > p {
  animation: ft-slide-in 0.65s var(--ft-nav-ease) 0.08s both;
}

@keyframes ft-slide-in {
  from {
    opacity: 0;
    transform: translate3d(-12px, 10px, 0);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.product-list .product-card.ft-revealed {
  animation: ft-card-in 0.5s var(--ft-nav-ease) both;
  animation-delay: calc(var(--ft-reveal-delay, 0ms) + 40ms);
}

@keyframes ft-card-in {
  from {
    opacity: 0;
    transform: translate3d(0, 18px, 0);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.calculator.ft-revealed {
  animation: ft-calc-in 0.6s var(--ft-nav-ease) both;
  animation-delay: 120ms;
}

@keyframes ft-calc-in {
  from {
    opacity: 0;
    transform: translate3d(14px, 12px, 0);
  }
  to {
    opacity: 1;
    transform: none;
  }
}


.ft-support-field--error input,
.ft-support-field--error select,
.ft-support-field--error textarea {
  border-color: rgba(255, 107, 107, 0.65) !important;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.12) !important;
}

.ft-support-field-hint {
  margin-top: 4px;
  font-size: 0.72rem;
  color: #ff8a8a;
}

@media (max-width: 900px) {
  main > nav.nav.shell .nav-actions,
  nav.ft-buy-nav .nav-actions,
  nav.ft-reseller-nav .nav-actions,
  div.docs > nav.nav.shell .nav-actions {
    position: static !important;
    left: auto !important;
    top: auto !important;
    transform: none !important;
    order: 3;
    flex: 1 1 100%;
    max-width: none;
    pointer-events: auto;
  }

  main > nav.nav.shell,
  nav.ft-buy-nav,
  nav.ft-reseller-nav,
  div.docs > nav.nav.shell {
    flex-wrap: wrap;
    row-gap: 10px;
  }

  .nav-rail--dock {
    width: 100%;
    justify-content: flex-start;
    border-radius: 18px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-rail--dock,
  .nav-rail--dock::before,
  .nav-rail--dock::after,
  .nav-rail-glider,
  .product-list .product-card.ft-revealed,
  .calculator.ft-revealed,
  .ft-reveal.ft-revealed .section-head > div,
  .ft-reveal.ft-revealed .section-head > p {
    animation: none !important;
  }

  .nav-rail-glider {
    transition: none !important;
  }
}