.about-page {
  max-width: 880px;
  margin: 0 auto;
  padding: 1rem 1rem 2.5rem;
}

.about-page__back {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-family: "Special Elite", "Courier New", Courier, monospace;
  font-weight: 800;
  color: var(--eng-red-deep, #8a0000);
  text-decoration: none;
}

.about-hero {
  border: 3px solid rgba(216, 31, 38, 0.35);
  border-radius: 12px 20px 14px 22px / 16px 12px 18px 14px;
  background: var(--mode-tab-bg, rgba(255, 255, 255, 0.95));
  box-shadow: 3px 4px 0 rgba(120, 10, 10, 0.1);
  padding: 1.35rem 1.2rem 1.4rem;
  margin-bottom: 1rem;
  animation: aboutFadeUp 520ms ease both;
  text-align: center;
}

.about-hero__bolt {
  width: 48px;
  height: 48px;
  margin-bottom: 0.5rem;
}

.about-hero__spark {
  margin: 0.75rem 0 0;
}

.about-hero__title {
  margin: 0 0 0.45rem;
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  color: var(--eng-red, #d81f26);
}

.about-hero__subtitle {
  margin: 0;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  line-height: 1.55;
  color: var(--eng-red-deep, #8a0000);
}

.about-section {
  border: 2px solid rgba(216, 31, 38, 0.35);
  border-radius: 12px;
  background: var(--mode-tab-bg, rgba(255, 255, 255, 0.95));
  padding: 1rem 1.05rem;
  margin-bottom: 0.9rem;
  animation: aboutFadeUp 620ms ease both;
}

.about-section:nth-of-type(2) { animation-delay: 60ms; }
.about-section:nth-of-type(3) { animation-delay: 120ms; }
.about-section:nth-of-type(4) { animation-delay: 180ms; }
.about-section:nth-of-type(5) { animation-delay: 240ms; }

.about-section__title {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
  color: var(--eng-red, #d81f26);
}

.about-section__text {
  margin: 0;
  line-height: 1.6;
  color: var(--eng-red-deep, #8a0000);
}

.about-section__text + .about-section__text {
  margin-top: 0.75rem;
}

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

.about-feature-card {
  border: 2px solid rgba(216, 31, 38, 0.35);
  border-radius: 10px;
  background: var(--surface-muted, rgba(255, 255, 255, 0.92));
  padding: 0.85rem 0.8rem;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.about-feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(216, 31, 38, 0.15);
  border-color: rgba(216, 31, 38, 0.55);
}

.about-feature-card__title {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  color: var(--eng-red, #d81f26);
}

.about-feature-card__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--eng-red-deep, #8a0000);
}

.about-cta {
  text-align: center;
  padding: 1.2rem 1rem 1.3rem;
}

.about-cta__title {
  margin: 0 0 0.85rem;
  font-size: 1.25rem;
  color: var(--eng-red, #d81f26);
}

.about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
}

.about-cta__btn {
  border: 2px solid var(--eng-red, #d81f26);
  border-radius: 10px;
  padding: 0.55rem 1rem;
  background: var(--mode-tab-bg, var(--surface-card, #fff));
  color: var(--eng-red-deep, #8a0000);
  font-family: "Special Elite", "Courier New", Courier, monospace;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: background 160ms ease, transform 160ms ease;
}

.about-cta__btn:hover {
  background: rgba(216, 31, 38, 0.1);
  transform: translateY(-1px);
}

.about-cta__btn--primary {
  background: var(--eng-red-deep, #8a0000);
  color: #fff;
  border-color: var(--eng-red, #d81f26);
}

.about-cta__btn--primary:hover {
  background: var(--eng-red, #d81f26);
  color: #fff;
}

@keyframes aboutFadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .about-features {
    grid-template-columns: 1fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  .about-hero,
  .about-section {
    animation: none;
  }

  .about-feature-card:hover,
  .about-cta__btn:hover {
    transform: none;
  }
}

[data-theme="dark"] .about-hero,
[data-theme="dark"] .about-section {
  background: var(--mode-tab-bg);
  border-color: rgba(216, 31, 38, 0.45);
  box-shadow: 3px 4px 0 rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .about-feature-card {
  background: var(--surface-muted);
  border-color: rgba(216, 31, 38, 0.4);
}

[data-theme="dark"] .about-feature-card:hover {
  border-color: var(--eng-red);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .about-hero__title,
[data-theme="dark"] .about-section__title,
[data-theme="dark"] .about-feature-card__title,
[data-theme="dark"] .about-cta__title {
  color: var(--eng-red);
}

[data-theme="dark"] .about-hero__subtitle,
[data-theme="dark"] .about-section__text,
[data-theme="dark"] .about-feature-card__text {
  color: var(--eng-red-deep);
}

[data-theme="dark"] .about-cta__btn {
  background: var(--mode-tab-bg);
  border-color: var(--eng-red);
  color: var(--eng-red);
}

[data-theme="dark"] .about-cta__btn:hover {
  background: rgba(216, 31, 38, 0.14);
}

[data-theme="dark"] .about-cta__btn--primary {
  background: var(--eng-red-deep);
  color: #fff;
}

[data-theme="dark"] .about-cta__btn--primary:hover {
  background: var(--eng-red);
}

[data-theme="dark"] .about-page__back {
  color: var(--eng-red);
}