/**
 * Hero Block (Three.js) — первый экран главной, scoped под .section_home-hero-block
 */
.section_home-hero-block {
  --color-page: #000000;
  --color-fg: #ffffff;
  --color-muted: #727067;
  --hero-organise-offset-y: 56px;
  position: relative;
  width: 100%;
  min-height: 100svh;
  background: var(--color-page);
  color: var(--color-fg);
  overflow: hidden;
}

.section_home-hero-block .bg-page {
  background: var(--color-page);
}

.section_home-hero-block .text-fg {
  color: var(--color-fg);
}

.section_home-hero-block .hero-loader {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-page);
  transition: opacity 520ms ease, visibility 520ms ease;
}

.section_home-hero-block .hero-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.section_home-hero-block .hero-loader__inner {
  display: flex;
  align-items: center;
  justify-content: center;
}

.section_home-hero-block .hero-loader__logo {
  color: var(--color-fg);
  filter: drop-shadow(0 0 24px rgba(255, 255, 255, 0.12));
  animation: hero-loader-breathe 1.5s ease-in-out infinite;
}

@keyframes hero-loader-breathe {
  0%,
  100% {
    opacity: 0.28;
    transform: scale(0.94);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .section_home-hero-block .hero-loader__logo {
    animation: none;
    opacity: 0.85;
  }
}

.section_home-hero-block .hero-block-shell {
  position: relative;
  width: 100%;
  height: 100svh;
  overflow: hidden;
}

.section_home-hero-block .hero-block-stage {
  position: relative;
  width: 100%;
  height: 100%;
}

.section_home-hero-block .hero-block-canvas-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: auto;
  background: var(--color-page);
  transition: transform 2000ms cubic-bezier(0.645, 0.045, 0.355, 1);
  transform: translateY(0);
}

@media (min-width: 768px) {
  .section_home-hero-block .hero-block-canvas-wrap.is-shifted {
    transform: translateY(0);
  }
}

.section_home-hero-block #heroBlockCanvas {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--color-page);
  touch-action: none;
}

.section_home-hero-block.is-orbit-active #heroBlockCanvas {
  cursor: grab;
}

.section_home-hero-block.is-orbit-active.is-orbit-dragging #heroBlockCanvas {
  cursor: grabbing;
}

.section_home-hero-block .hero-intro-overlay {
  position: absolute;
  inset: 0;
  z-index: 45;
  pointer-events: none;
  transition: opacity 600ms ease-out;
  opacity: 1;
}

.section_home-hero-block .hero-intro-overlay.is-hidden {
  opacity: 0;
}

.section_home-hero-block .hero-tagline-wrap {
  position: absolute;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  overflow: visible;
  transition: opacity 0.25s ease-out, visibility 0.25s ease-out;
}

.section_home-hero-block .hero-tagline-wrap.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.section_home-hero-block .hero-tagline {
  max-width: 90%;
  text-align: center;
  padding: 0 1rem;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
  opacity: 0;
  background-image:
    linear-gradient(90deg, transparent calc(50% - 80px), #ffffff, transparent calc(50% + 80px)),
    linear-gradient(var(--color-muted), var(--color-muted));
  background-size: 250% 100%, auto;
  background-repeat: no-repeat, padding-box;
  background-position: 100% center;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section_home-hero-block .hero-organise-eye-source {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.section_home-hero-block .hero-organise-eye-wrap,
.section_home-hero-block .hero-organise-eye {
  display: none !important;
}

.section_home-hero-block .hero-organise-center {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, calc(-50% + var(--hero-organise-offset-y)));
  z-index: 62;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  max-width: min(42vw, 22rem);
  pointer-events: none;
}

.section_home-hero-block .hero-organise-label {
  position: relative;
  left: auto;
  top: auto;
  transform: none;
  z-index: 1;
  max-width: 100%;
  margin: 0;
  text-align: center;
  font-size: clamp(1.75rem, 5vw, 3.25rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  opacity: 0;
  pointer-events: none;
  text-transform: capitalize;
  font-family: inherit;
  color: #fff;
  will-change: opacity, filter;
}

@media screen and (min-width: 768px) {
  .section_home-hero-block .hero-organise-label {
    font-size: calc(3.25rem + 8px);
  }
}

.section_home-hero-block .hero-segment-labels {
  position: absolute;
  inset: 0;
  z-index: 15;
  pointer-events: none;
  overflow: hidden;
}

.section_home-hero-block .hero-segment-label {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 300ms ease;
  white-space: nowrap;
  will-change: transform;
}

.section_home-hero-block .hero-segment-label span {
  display: inline-flex;
  align-items: center;
  height: 24px;
  border-radius: 7px;
  border: 1px solid var(--color-fg);
  padding: 2.5px 6px 1px;
  font-size: 12px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 166.7%;
  color: var(--color-fg);
  font-family: var(--font-mono, ui-monospace, monospace);
}

.section_home-hero-block .hero-fade {
  position: absolute;
  left: 0;
  right: 0;
  pointer-events: none;
  z-index: 1;
}

.section_home-hero-block .hero-fade--top {
  top: 0;
  height: 28%;
}

.section_home-hero-block .hero-fade--bottom {
  bottom: 0;
  height: 38%;
}

.section_home-hero-block .hero-fade--top::before,
.section_home-hero-block .hero-fade--top::after,
.section_home-hero-block .hero-fade--bottom::before,
.section_home-hero-block .hero-fade--bottom::after {
  content: "";
  position: absolute;
  inset: 0;
}

.section_home-hero-block .hero-fade--top::before {
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  mask-image: linear-gradient(to top, transparent 0%, black 25%);
  -webkit-mask-image: linear-gradient(to top, transparent 0%, black 25%);
}

.section_home-hero-block .hero-fade--top::after {
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  mask-image: linear-gradient(to top, transparent 25%, black 100%);
  -webkit-mask-image: linear-gradient(to top, transparent 25%, black 100%);
  background: linear-gradient(to bottom, var(--color-page) 0%, transparent 100%);
}

.section_home-hero-block .hero-fade--bottom::before {
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  mask-image: linear-gradient(to bottom, transparent 0%, black 30%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 30%);
}

.section_home-hero-block .hero-fade--bottom::after {
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  mask-image: linear-gradient(to bottom, transparent 30%, black 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 30%, black 100%);
  background: linear-gradient(to top, var(--color-page) 0%, transparent 60%);
}

.section_home-hero-block .hero-bottom {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: calc(
    var(--navbar-float-top, 32px) + var(--navbar-float-pill-height, 3.25rem) + 0.5rem
  );
  padding-bottom: calc(
    var(--navbar-float-bottom, 1.25rem) + var(--navbar-float-pill-height, 3.25rem) + 0.75rem
  );
  box-sizing: border-box;
  pointer-events: none;
}

@media screen and (min-width: 768px) {
  .section_home-hero-block .hero-bottom {
    padding-top: calc(env(safe-area-inset-top, 0px) + 1rem);
  }
}

@media screen and (max-width: 767px) {
  .section_home-hero-block .hero-bottom {
    padding-top: calc(env(safe-area-inset-top, 0px) + 1rem);
  }
}

.section_home-hero-block .hero-copy {
  position: relative;
  z-index: 10;
  width: 100%;
  margin: 0;
  padding: 0 0 0.5rem;
  text-align: center;
  box-sizing: border-box;
  background: none;
}

.section_home-hero-block .hero-copy__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--fixed--3rem);
  width: 100%;
  max-width: 48rem;
  margin: 0 auto;
  text-align: center;
  background: none;
}

/* Логотип Young вместо label + треугольника */
.section_home-hero-block .hero-copy__logo {
  display: flex;
  justify-content: center;
  margin: 0;
  color: #fff;
  line-height: 0;
}

.section_home-hero-block .hero-copy__logo-svg {
  display: block;
  width: auto;
  height: 1rem;
}

/* Заголовок — heading-style-h3 на тёмном фоне */
.section_home-hero-block .hero-copy__title {
  max-width: 48rem;
  margin: 0 auto;
  text-align: center;
  color: #fff;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
  -webkit-text-fill-color: #fff;
  background: none;
}

.section_home-hero-block .hero-copy__label,
.section_home-hero-block .hero-copy__title {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 700ms ease-out, transform 700ms ease-out;
}

.section_home-hero-block .hero-copy.is-visible .hero-copy__label,
.section_home-hero-block .hero-copy.is-visible .hero-copy__title {
  opacity: 1;
  transform: translateY(0);
}

.section_home-hero-block .hero-copy.is-visible .hero-copy__title {
  transition-delay: 100ms;
}