/* ==============================================
   COMPONENT: Founding Story
   Description: Story section with body text, origin fact, and milestone timeline
   ============================================== */

/* --- Block --- */

.founding-story {
  padding-block: var(--space-12);
  background: var(--color-bg-section);
}

/* --- Origin fact line --- */

.founding-story__origin-fact {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-vitality-orange);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--space-2);
}

/* --- Body copy --- */

.founding-story__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
  max-width: 720px;
}

.founding-story__body p {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* --- Milestones --- */

.founding-story__milestones {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-10);
  position: relative;
  padding-left: var(--space-8);
}

/* Vertical connecting line */
.founding-story__milestones::before {
  content: '';
  position: absolute;
  left: var(--space-3);
  top: var(--space-4);
  bottom: var(--space-4);
  width: 2px;
  background: var(--color-border);
}

/* --- Milestone item --- */

.founding-story__milestone {
  display: flex;
  align-items: baseline;
  gap: var(--space-5);
  padding-block: var(--space-5);
  position: relative;
}

/* Dot on timeline */
.founding-story__milestone::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-8) + var(--space-2));
  top: calc(var(--space-5) + 4px);
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--color-innovation-blue);
  border: 2px solid var(--color-clinical-white);
  box-shadow: 0 0 0 2px var(--color-innovation-blue);
}

.founding-story__milestone:not(:last-child) {
  border-bottom: 1px solid var(--color-border);
}

/* --- Year --- */

.founding-story__year {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-innovation-blue);
  white-space: nowrap;
  min-width: 52px;
}

/* --- Label --- */

.founding-story__label {
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: 1.4;
}

/* --- Responsive --- */

@media (min-width: 768px) {
  .founding-story {
    padding-block: var(--space-16);
  }

  .founding-story__milestones {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    padding-left: 0;
  }

  .founding-story__milestones::before {
    display: none;
  }

  .founding-story__milestone {
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-6);
    background: var(--color-clinical-white);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-innovation-blue);
    border-radius: var(--radius-lg);
    border-bottom: 1px solid var(--color-border);
  }

  .founding-story__milestone::before {
    display: none;
  }
}

@media (min-width: 1024px) {
  .founding-story {
    padding-block: var(--space-20);
  }

  .founding-story__milestones {
    grid-template-columns: repeat(4, 1fr);
  }
}