.about-hero {
  padding-top: 76px;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-hero .ei-shell {
  min-height: 404px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 40px;
}

.about-hero-copy {
  max-width: 1120px;
  min-width: 0;
  text-align: center;
}

.about-hero h1 {
  color: #000;
  font-size: 48px;
  font-weight: 600;
  line-height: 64px;
}

.about-hero p {
  max-width: 1080px;
  margin: 20px auto 0;
  color: #666;
  font-size: 20px;
  line-height: 30px;
}

.about-button {
  margin-top: 36px;
}

.about-work-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(500px, 640px);
  border-bottom: 1px solid var(--ei-border-light);
}

.about-stack-list {
  display: grid;
  border-right: 1px solid var(--ei-border-light);
}

.about-stack-list article {
  display: flex;
  min-height: 100px;
  flex-direction: column;
  justify-content: center;
  padding: 24px 40px;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-stack-list article:last-child {
  border-bottom: 0;
}

.about-stack-list h3,
.about-team-list h3,
.about-mission-grid h3,
.about-why-grid h3 {
  color: #000;
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
}

.about-stack-art {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #f7f7f9;
}

.about-stack-art img {
  width: min(100%, 640px);
}

.about-team-grid {
  display: grid;
  grid-template-columns: minmax(500px, 640px) minmax(0, 1fr);
  min-height: 460px;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-team-grid figure {
  overflow: hidden;
  border-right: 1px solid var(--ei-border-light);
}

.about-team-grid figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-team-list {
  display: grid;
}

.about-team-list article {
  display: flex;
  min-height: 153px;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  padding: 36px 40px;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-team-list article:last-child {
  border-bottom: 0;
}

.about-mission-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-bottom: 1px solid var(--ei-border-light);
  gap: 40px;
}

.about-mission-grid article {
  position: relative;
  display: flex;
  min-height: 160px;
  align-items: center;
  padding: 40px;
  overflow: hidden;
  border-right: 1px solid var(--ei-border-light);
}

.about-mission-grid article:last-child {
  border-right: 0;
  border-left: 1px solid var(--ei-border-light);
}

.about-mission-grid article > div {
  position: relative;
  z-index: 1;
}

.about-mission-grid h3 {
  font-size: 32px;
}

.about-mission-grid p {
  margin-top: 11px;
  font-size: 16px;
  line-height: 24px;
  color: #666;
}

.about-mission-grid img {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 108px;
  height: 108px;
  opacity: 0.1;
  pointer-events: none;
}

.about-mission-divider {
  height: 40px;
  width: 100%;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-value-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 40px;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-value-grid article {
  display: flex;
  min-height: 180px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
  text-align: center;
  border-left: 1px solid var(--ei-border-light);
  border-right: 1px solid var(--ei-border-light);
}

.about-value-grid article:first-child {
  border-left: 0;
}

.about-value-grid article:last-child {
  border-right: 0;
}

.about-value-grid span {
  display: flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  background: var(--ei-blue);
}

.about-value-grid img {
  width: 26px;
  height: 26px;
}

.about-value-grid h3 {
  color: #000;
  font-size: 18px;
  font-weight: 600;
}

.about-section.about-why .ei-shell {
  padding-bottom: 80px;
}

.about-why-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  border-bottom: 1px solid var(--ei-border-light);
}

.about-why-grid article {
  padding: 40px;
  border-left: 1px solid var(--ei-border-light);
  border-right: 1px solid var(--ei-border-light);
}

.about-why-grid article:first-child {
  border-left: 0;
}

.about-why-grid article:last-child {
  border-right: 0;
}

.about-why-grid p {
  margin-top: 10px;
  color: #666;
}

@media (max-width: 1100px) {
  .about-page .about-hero .ei-shell {
    min-height: auto;
    padding: 72px 20px 56px;
  }

  .about-work-grid,
  .about-team-grid {
    grid-template-columns: 1fr;
  }

  .about-stack-art {
    order: -1;
  }

  .about-stack-list,
  .about-team-grid figure {
    border-right: 0;
  }

  .about-stack-art,
  .about-team-grid figure {
    min-height: 360px;
    border-top: 1px solid var(--ei-border-light);
  }

  .about-stack-art img {
    width: min(100%, 560px);
  }

  .about-page .about-why-grid article:nth-child(1),
  .about-page .about-why-grid article:nth-child(2) {
    border-top: none;
  }

  .about-page .about-why-grid article:nth-child(3),
  .about-page .about-why-grid article:nth-child(4) {
    border-bottom: none;
  }

}

@media (max-width: 1024px) {
  .about-page .about-hero-copy {
    width: 100%;
    max-width: 960px;
  }

  .about-page .about-stack-list article,
  .about-page .about-team-list article {
    min-height: 0;
    padding: 24px 20px;
  }

  .about-page .about-why-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .about-page .about-why-grid article {
    min-width: 0;
    border-top: 1px solid var(--ei-border-light);
    border-bottom: 1px solid var(--ei-border-light);
    padding: 40px 20px;
  }
  
  .about-page .about-why-grid article:nth-child(1), 
  .about-page .about-why-grid article:nth-child(2) {
    border-top: 1px solid var(--ei-border-light);
  }

  .about-page .about-why-grid article:nth-child(3),
  .about-page .about-why-grid article:nth-child(4) {
    border-bottom: 1px solid var(--ei-border-light);
  }
  .about-mission-grid article {
    padding: 40px 20px;
  }
}

@media (max-width: 768px) {
  .about-page .about-stack-art,
  .about-page .about-team-grid figure {
    min-height: 300px;
  }

  .about-page .about-mission-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .about-page .about-mission-grid article,
  .about-page .about-mission-grid article:last-child {
    border-right: 0;
    border-left: 0;
    border-bottom: 1px solid var(--ei-border-light);
  }

  .about-page .about-mission-grid article:last-child {
    border-bottom: 0;
  }

  .about-page .about-value-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
  }

  .about-page .about-value-grid article {
    min-width: 0;
    border-right: 0;
    border-bottom: 1px solid var(--ei-border-light);
  }

  .about-page .about-value-grid article:nth-child(2n) {
    border-left: 1px solid var(--ei-border-light);
  }

  .about-page .about-value-grid article:last-child {
    grid-column: 1 / -1;
    border-bottom: 0;
  }

  .about-page .about-why-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    border-bottom: 0;
  }

  .about-page .about-why-grid article {
    width: 100%;
    min-width: 0;
    border-right: 0;
    border-left: 0;
  }

  .about-page .about-why-grid article:first-child {
    border-top: 0;
  }
}

@media (max-width: 560px) {
  .about-page .about-hero {
    padding-top: 68px;
  }

  .about-page .about-hero .ei-shell {
    padding: 48px 15px 36px;
  }

  .about-page .about-stack-list article,
  .about-page .about-team-list article,
  .about-page .about-mission-grid article,
  .about-page .about-why-grid article {
    padding-right: 15px;
    padding-left: 15px;
  }

  .about-page .about-stack-list article,
  .about-page .about-team-list article {
    min-height: 0;
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .about-page .about-stack-list h3,
  .about-page .about-team-list h3,
  .about-page .about-why-grid h3 {
    font-size: 20px;
  }

  .about-page .about-stack-art,
  .about-page .about-team-grid figure {
    min-height: 240px;
  }

  .about-page .about-mission-grid article {
    min-height: 140px;
  }

  .about-page .about-value-grid article {
    min-height: 150px;
    padding-right: 15px;
    padding-left: 15px;
  }

  .about-page .about-section.about-why .ei-shell {
    padding-bottom: 48px;
  }
}