.page-section--about {
  background: #050505;
}

.page-section--about .page-section__bg {
  background:
    radial-gradient(
      ellipse 70% 55% at 88% 22%,
      rgba(200, 0, 0, 0.22) 0%,
      transparent 58%
    ),
    radial-gradient(
      ellipse 50% 42% at 8% 78%,
      rgba(120, 0, 0, 0.35) 0%,
      transparent 52%
    );
  opacity: 1;
}

.page-section--about .page-section__bg::after {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, transparent 38%);
}

.page-section__inner--about {
  justify-content: flex-start;
  align-items: stretch;
  padding-top: calc(var(--header-height) + clamp(0.5rem, 1.5vh, 1rem));
  padding-bottom: clamp(1rem, 2.5vh, 1.5rem);
  overflow-x: hidden;
  overflow-y: auto;
  min-height: 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(180, 0, 0, 0.45) transparent;
}

.about-layout {
  width: 100%;
  max-width: min(920px, 100%);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2.4vh, 1.45rem);
}

.about-hero {
  text-align: center;
}

.about-hero__title {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: clamp(2rem, 4.8vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 clamp(0.65rem, 1.6vh, 0.9rem);
  color: #fff;
  white-space: nowrap;
}

.about-hero__title-accent {
  color: var(--color-red);
}

.about-hero__lead {
  margin: 0 auto;
  max-width: 38rem;
  font-size: clamp(0.95rem, 1.55vw, 1.08rem);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.82);
  min-height: clamp(4.25rem, 9vh, 5.5rem);
}

.about-highlight {
  color: var(--color-red);
  font-weight: 700;
  animation: about-accent-pulse 2.8s ease-in-out infinite;
}

@keyframes about-accent-pulse {
  0%,
  100% {
    text-shadow: 0 0 0 transparent;
  }
  50% {
    text-shadow: 0 0 16px rgba(220, 30, 30, 0.42);
  }
}

.about-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.75rem, 1.8vw, 1rem);
}

.about-card {
  position: relative;
  padding: clamp(1rem, 2.2vh, 1.25rem) clamp(1rem, 2vw, 1.2rem);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(28, 28, 28, 0.92) 0%, rgba(12, 12, 12, 0.96) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.about-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-red), transparent);
  opacity: 0.85;
  transform: scaleX(0.35);
  transform-origin: left center;
  transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.page-section--about.section-enter--visible .about-card::before {
  transform: scaleX(1);
}

.about-card__icon {
  width: clamp(2.65rem, 5vw, 3rem);
  height: clamp(2.65rem, 5vw, 3rem);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.65rem;
  padding: 0.35rem;
  background: none;
  box-sizing: border-box;
  animation: about-icon-float 4s ease-in-out infinite;
}

.about-card__icon img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.about-card:nth-child(2) .about-card__icon {
  animation-delay: 0.6s;
}

.about-card:nth-child(3) .about-card__icon {
  animation-delay: 1.2s;
}

@keyframes about-icon-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

.about-card__title {
  margin: 0 0 0.45rem;
  font-size: clamp(0.82rem, 1.35vw, 0.95rem);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  line-height: 1.35;
  min-height: clamp(2.35rem, 4.5vh, 2.85rem);
}

.about-card__text {
  margin: 0;
  font-size: clamp(0.88rem, 1.4vw, 0.98rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
  min-height: clamp(4.1rem, 8vh, 5.25rem);
}

.about-partner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(0.85rem, 2.5vw, 1.75rem);
  padding: clamp(1rem, 2.2vh, 1.3rem) clamp(1.1rem, 2.4vw, 1.35rem);
  border-radius: 16px;
  background: linear-gradient(120deg, rgba(90, 0, 0, 0.35) 0%, rgba(18, 18, 18, 0.95) 48%);
  border: 1px solid rgba(220, 40, 40, 0.28);
  overflow: hidden;
}

.about-partner__body {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
}

.about-partner__brand {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.35rem;
}

.about-partner__logo {
  width: clamp(7.25rem, 16vw, 10.5rem);
  height: auto;
  max-height: clamp(3.25rem, 7.5vh, 4.75rem);
  object-fit: contain;
  filter: drop-shadow(0 10px 22px rgba(0, 0, 0, 0.4));
}

.about-partner::after {
  content: "";
  position: absolute;
  inset: -40% -20%;
  background: linear-gradient(
    105deg,
    transparent 42%,
    rgba(255, 255, 255, 0.06) 50%,
    transparent 58%
  );
  animation: about-partner-shine 5.5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes about-partner-shine {
  0%,
  100% {
    transform: translateX(-30%) rotate(0deg);
    opacity: 0;
  }
  45% {
    opacity: 1;
  }
  55% {
    transform: translateX(30%) rotate(0deg);
    opacity: 0;
  }
}

.about-partner__label {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.about-partner__text {
  margin: 0 0 0.75rem;
  font-size: clamp(0.9rem, 1.45vw, 1rem);
  line-height: 1.62;
  color: rgba(255, 255, 255, 0.86);
}

.about-partner__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: #fff;
  color: #6b0505;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
}

.about-partner__link:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.38);
}

.about-partner__link-arrow {
  color: var(--color-red);
  font-weight: 800;
}

.about-thanks {
  text-align: center;
  padding: clamp(0.85rem, 2vh, 1.1rem) clamp(1rem, 3vw, 1.5rem);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.about-thanks__text {
  margin: 0;
  font-size: clamp(0.9rem, 1.5vw, 1.02rem);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.88);
}

.about-thanks__heart {
  display: inline-block;
  color: var(--color-red);
  animation: about-heart-beat 1.6s ease-in-out infinite;
}

@keyframes about-heart-beat {
  0%,
  100% {
    transform: scale(1);
  }
  25% {
    transform: scale(1.12);
  }
}

.page-section--about.section-enter--visible .section-enter__item:nth-child(1) {
  transition-delay: 0.05s;
}

.page-section--about.section-enter--visible .section-enter__item:nth-child(2) {
  transition-delay: 0.12s;
}

.page-section--about.section-enter--visible .section-enter__item:nth-child(3) {
  transition-delay: 0.2s;
}

.page-section--about.section-enter--visible .section-enter__item:nth-child(4) {
  transition-delay: 0.28s;
}

.page-section--about.section-enter--visible .section-enter__item:nth-child(5) {
  transition-delay: 0.36s;
}

@media (max-width: 960px) {
  .about-cards {
    grid-template-columns: 1fr;
  }

  .about-hero__title {
    font-size: clamp(1.55rem, 7.2vw, 2.15rem);
    white-space: normal;
  }
}

@media (max-width: 900px) {
  .about-hero__lead {
    min-height: 0;
  }

  .about-card {
    min-width: 0;
  }

  .about-partner {
    flex-direction: column;
    align-items: stretch;
  }

  .about-partner__body {
    display: contents;
  }

  .about-partner__label,
  .about-partner__text {
    width: 100%;
  }

  .about-partner__brand {
    order: 3;
    align-self: center;
    width: 100%;
    padding-top: 0.15rem;
  }

  .about-partner__link {
    order: 4;
    align-self: center;
    margin-top: 0.85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .about-highlight,
  .about-card__icon,
  .about-partner::after,
  .about-thanks__heart {
    animation: none;
  }

  .about-card::before {
    transform: scaleX(1);
    transition: none;
  }
}