/* section3 图文交错（ui-design / index 共用） */

.section3.design-use-ai-showcase {
  background: #fff;
  padding: 80px min(250px, 8vw) 128px;
  box-sizing: border-box;
}

.design-use-ai-showcase__inner {
  width: 100%;
  max-width: 1420px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 80px;
}

.design-use-ai-showcase__intro {
  text-align: center;
}

.design-use-ai-showcase__title {
  margin: 0;
}

.design-use-ai-showcase__title-row {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0 12px;
  font-size: 48px;
  font-weight: 700;
  line-height: 1.3;
}

.design-use-ai-showcase__title-lead {
  color: #19191a;
}

.design-use-ai-showcase__title-accent {
  background: linear-gradient(130deg, #ffb149 0%, #ff40ef 43%, #832fff 97%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.design-use-ai-showcase__rows {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 120px;
}

.design-use-ai-showcase__row {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 90px;
}

.design-use-ai-showcase__row--reverse {
  flex-direction: row-reverse;
}

.design-use-ai-showcase__media {
  flex: 1 1 50%;
  min-width: 0;
  max-width: 820px;
}

.design-use-ai-showcase__media-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 32px;
  object-fit: cover;
}

.design-use-ai-showcase__content {
  flex: 0 1 496px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.design-use-ai-showcase__headline {
  margin: 0;
  font-size: 40px;
  font-weight: 700;
  line-height: 1.5;
  color: #111614;
}

.design-use-ai-showcase__bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.design-use-ai-showcase__bullet {
  display: flex;
  align-items: flex-start;
  gap: 22px;
}

.design-use-ai-showcase__bullet-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: block;
}

.design-use-ai-showcase__bullet-icon--raster {
  object-fit: contain;
}

.design-use-ai-showcase__bullet-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.design-use-ai-showcase__bullet-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: #111614;
}

.design-use-ai-showcase__bullet-desc {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: rgba(139, 140, 143, 0.8);
}

.section3 .design-use-ai-showcase__cta.btn-proto-colorful {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 56px;
  padding: 16px 32px;
  border-radius: 44px;
  border: none !important;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #fff !important;
  text-decoration: none !important;
  background: linear-gradient(134deg, #1f61ff 6%, #a728ff 56%, #ff4ee4 99%) !important;
  width: auto;
  margin: 0;
}

.section3 .design-use-ai-showcase__cta.btn-proto-colorful:hover {
  opacity: 0.8;
  color: #fff !important;
  text-decoration: none !important;
}

.design-use-ai-showcase__cta-icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

@media (max-width: 991.98px) {
  .design-use-ai-showcase__row,
  .design-use-ai-showcase__row--reverse {
    flex-direction: column;
    align-items: stretch;
    gap: 32px;
  }

  .design-use-ai-showcase__content {
    flex: 1 1 auto;
    width: 100%;
    max-width: 496px;
    margin: 0 auto;
  }

  .design-use-ai-showcase__cta.btn-proto-colorful {
    align-self: stretch;
    justify-content: center;
  }
}

@media (max-width: 1280px) {
  .section3.design-use-ai-showcase {
    padding: 72px 24px 112px;
  }

  .design-use-ai-showcase__inner {
    gap: 64px;
  }

  .design-use-ai-showcase__title-row {
    font-size: 42px;
  }

  .design-use-ai-showcase__rows {
    gap: 96px;
  }

  .design-use-ai-showcase__row {
    gap: 64px;
  }

  .design-use-ai-showcase__headline {
    font-size: 34px;
  }
}

@media (max-width: 992px) {
  .section3.design-use-ai-showcase {
    padding: 64px 16px 96px;
  }

  .design-use-ai-showcase__inner {
    gap: 48px;
  }

  .design-use-ai-showcase__title-row {
    font-size: 36px;
  }

  .design-use-ai-showcase__rows {
    gap: 80px;
  }

  .design-use-ai-showcase__row {
    gap: 40px;
  }

  .design-use-ai-showcase__headline {
    font-size: 30px;
  }

  .design-use-ai-showcase__bullet-icon {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 768px) {
  .section3.design-use-ai-showcase {
    padding: 56px 16px 80px;
  }

  .design-use-ai-showcase__inner {
    gap: 40px;
  }

  .design-use-ai-showcase__title-row {
    font-size: 28px;
  }

  .design-use-ai-showcase__rows {
    gap: 64px;
  }

  .design-use-ai-showcase__headline {
    font-size: 26px;
  }

  .design-use-ai-showcase__bullet-title {
    font-size: 17px;
  }

  .design-use-ai-showcase__bullet-desc {
    font-size: 15px;
  }

  .section3 .design-use-ai-showcase__cta.btn-proto-colorful {
    font-size: 18px;
    min-height: 48px;
    padding: 12px 24px;
  }

  .design-use-ai-showcase__cta-icon {
    width: 22px;
    height: 22px;
  }
}

@media (max-width: 500px) {
  .section3.design-use-ai-showcase {
    padding: 48px 20px 54px;
  }

  .design-use-ai-showcase__inner {
    gap: 32px;
  }

  .design-use-ai-showcase__title-row {
    flex-direction: column;
    gap: 4px;
    font-size: 22px;
    line-height: 1.364;
  }

  .design-use-ai-showcase__rows {
    gap: 40px;
  }

  .design-use-ai-showcase__row {
    gap: 24px;
  }

  .design-use-ai-showcase__headline {
    font-size: 22px;
    line-height: 1.364;
  }

  .design-use-ai-showcase__media-img {
    border-radius: 20px;
  }

  .design-use-ai-showcase__bullets {
    gap: 20px;
  }

  .design-use-ai-showcase__bullet {
    gap: 12px;
  }

  .design-use-ai-showcase__bullet-icon {
    width: 32px;
    height: 32px;
  }

  .design-use-ai-showcase__bullet-title {
    font-size: 16px;
  }

  .design-use-ai-showcase__bullet-desc {
    font-size: 14px;
  }

  .section3 .design-use-ai-showcase__cta.btn-proto-colorful {
    min-height: 40px;
    padding: 8px 20px;
    font-size: 14px !important;
    border-radius: 32px;
  }

  .design-use-ai-showcase__cta-icon {
    width: 16px;
    height: 16px;
  }
}