/* ==========================================================================
   about.css — About page styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.about-hero {
  background: var(--gradient-dark);
  padding: var(--space-24) var(--space-6) var(--space-20);
  text-align: center;
}

.about-hero__overline {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-electric);
  margin-bottom: var(--space-4);
}

.about-hero__heading {
  font-family: var(--font-display);
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
  text-transform: uppercase;
}

.about-hero__subhead {
  font-size: 18px;
  color: var(--text-inverse-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Mission Section
   -------------------------------------------------------------------------- */
.about-mission {
  background-color: var(--bg-light);
  padding: var(--space-20) var(--space-6);
}

.about-mission__container {
  max-width: 800px;
  margin: 0 auto;
}

.about-section-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-electric);
  margin-bottom: var(--space-3);
  text-align: center;
}

.about-mission-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
}

.about-mission__text {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.about-mission__text + .about-mission__text {
  margin-top: var(--space-5);
}

/* --------------------------------------------------------------------------
   What We Built Section
   -------------------------------------------------------------------------- */
.about-built {
  background-color: var(--bg-subtle);
  padding: var(--space-20) var(--space-6);
}

.about-built__container {
  max-width: 1040px;
  margin: 0 auto;
  text-align: center;
}

.about-built__heading {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.about-built__sub {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: var(--space-4) auto 0;
  line-height: 1.7;
}

.about-built__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  max-width: 1000px;
  margin: var(--space-10) auto 0;
}

/* --------------------------------------------------------------------------
   Feature Cards
   -------------------------------------------------------------------------- */
.about-feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  box-shadow: var(--shadow-premium-md);
}

.about-feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background-color: var(--color-electric-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}

.about-feature-card__icon [data-lucide] {
  width: 26px;
  height: 26px;
  color: var(--color-electric);
}

.about-feature-card__title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.about-feature-card__desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Engineers Section
   -------------------------------------------------------------------------- */
.about-engineers {
  background-color: var(--bg-dark);
  padding: var(--space-20) var(--space-6);
  text-align: center;
}

.about-engineers__container {
  max-width: 700px;
  margin: 0 auto;
}

.about-engineers__heading {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.about-engineers__text {
  font-size: 16px;
  color: var(--text-inverse-muted);
  max-width: 640px;
  margin: 0 auto var(--space-10);
  line-height: 1.7;
}

.about-engineers__quote {
  text-align: left;
  margin: 0 auto;
  max-width: 560px;
}

.about-engineers__quote-text {
  font-size: 18px;
  font-style: italic;
  color: var(--text-inverse-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.about-engineers__quote-footer {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.about-engineers__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(47, 128, 237, 0.30);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-white);
  font-size: 15px;
  flex-shrink: 0;
}

.about-engineers__author-name {
  font-weight: 600;
  color: var(--color-white);
  margin: 0;
}

.about-engineers__author-title {
  font-size: 13px;
  color: var(--text-inverse-muted);
  margin: 0;
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.about-cta {
  background: var(--gradient-electric);
  padding: var(--space-20) var(--space-6);
  text-align: center;
}

.about-cta__heading {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.about-cta__sub {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.80);
  margin-bottom: var(--space-8);
}

.about-cta__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.about-cta__btn-primary {
  background: white;
  color: var(--color-electric);
}

.about-cta__btn-secondary {
  border-color: rgba(255, 255, 255, 0.40);
  color: white;
  background: transparent;
}

.about-cta__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* Blockquote styling */
.about-engineers__quote blockquote,
.about-content blockquote {
  border-left: 3px solid var(--color-electric);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-6) 0;
  font-style: italic;
  color: var(--text-secondary);
  background: var(--bg-subtle);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* blockquote element used as a quote container with left accent */
blockquote.about-engineers__quote {
  border-left: 3px solid var(--color-electric);
  padding-left: var(--space-6);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .about-built__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

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

/* --------------------------------------------------------------------------
   About Page — Mobile Responsive Fixes
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
  /* Timeline vertical on mobile */
  .timeline-row {
    flex-direction: column;
    gap: var(--space-5);
  }

  .timeline-item::after {
    display: none;
  }

  .timeline-dot {
    width: 32px;
    height: 32px;
    font-size: 0.75rem;
  }

  .timeline-label {
    font-size: 0.8125rem;
  }

  .timeline-desc {
    font-size: 0.75rem;
  }
}