/* Quality Assurance Phase Styles */
.quality_assurance_phase {
  padding: 1.66rem 2.38rem;
  max-width: 14.40rem;
  margin: 0 auto;
  background: #ffffff;
}

.quality-header {
  text-align: center;
  margin-bottom: 0.6rem;
}

.quality-title {
  font-size: var(--font-size-30);
  font-weight: bolder;
  color: var(--primary-color);
  line-height: 1.6;
  margin-bottom: 0.24rem;
}

.quality-subtitle {
  font-size: var(--font-size-22);
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 0.6rem;
}

.quality-content {
  display: flex;
  gap: 0.67rem;
  margin-top: 0.8rem;
}

.quality-left {
  flex: 1;
}

.quality-left img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 4px;
}

.quality-right {
  flex: 1;
}

.quality-intro {
  font-size: var(--font-size-22);
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 0.4rem;
}

.row-reverse {
  background-color: var(--bg-light-blue);
}
.row-reverse .quality-content{
  flex-direction:row-reverse;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .quality_assurance_phase {
    padding: 1rem 0.3rem;
    max-width: 100%;
  }

  .quality-header {
    margin-bottom: 0.4rem;
  }

  .quality-title {
    font-size: var(--font-size-22);
    margin-bottom: 0.2rem;
    line-height: 1.5;
  }

  .quality-subtitle {
    font-size: var(--font-size-18);
    margin-bottom: 0.4rem;
    line-height: 1.5;
  }

  .quality-content {
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 0.5rem;
  }

  .row-reverse .quality-content {
    flex-direction: column;
  }

  .quality-left {
    width: 100%;
    order: 1;
  }

  .quality-left img {
    width: 100%;
    height: auto;
  }

  .quality-right {
    width: 100%;
    order: 2;
  }

  .quality-intro {
    font-size: var(--font-size-16);
    margin-bottom: 0.3rem;
    line-height: 1.6;
  }

  .feature-item {
    padding-top: 0.3rem;
    padding-bottom: 0.3rem;
    padding-left: 0.05rem;
    padding-right: 0.1rem;
  }

  .feature-title {
    font-size: var(--font-size-18);
    line-height: 1.4;
  }

  .feature-content {
    margin-top: 0.2rem;
  }

  .feature-content p {
    font-size: var(--font-size-14);
    line-height: 1.5;
  }

  .feature-icon {
    font-size: var(--font-size-24);
  }

  .feature-header .digg-icon {
    width: 0.1rem;
    height: 0.1rem;
    margin-right: 0.08rem;
  }
}

/* 注释弹框样式 */
.footnote-modal-content {
  position: absolute;
  background: #ffffff;
  border-radius: 8px;
  padding: 0.2rem 0.2rem;
  width: max-content;
  max-width: 8rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  pointer-events: auto;
  bottom: calc(100% + var(--font-size-14));
  left: 0;
  white-space: normal;
  z-index: 1000;
  word-wrap: break-word;
  overflow-wrap: break-word;
  display: none;
}

.footnote-modal-content.show-top {
  bottom: calc(100% + var(--font-size-14));
  top: auto;
}

.footnote-modal-content.show-bottom {
  top: calc(100% + var(--font-size-14));
  bottom: auto;
}

.footnote-modal-content.show-left {
  left: 0;
  right: auto;
}

.footnote-modal-content.show-right {
  right: 0;
  left: auto;
  transform: translateX(0);
}

.footnote-modal-content.show-center {
  left: 50%;
  right: auto;
  transform: translateX(-50%);
}

.footnote-text {
  font-size: var(--font-size-16);
  color: var(--text-gray);
  line-height: 1.5;
  margin: 0;
}

.footnote-trigger {
  cursor: pointer;
  color: var(--primary-color);
  font-size: var(--font-size-18);
  margin-left: 0.05rem;
  transition: color 0.3s ease;
  display: inline-block;
  position: relative;
  vertical-align: super;
  line-height: 0;
  z-index: 99999;
}

.footnote-trigger::before {
  content: '*';
}

.footnote-trigger:hover {
  color: var(--lightblue-color);
}

@media (min-width: 768px) {
  .footnote-trigger:hover .footnote-modal-content {
    display: inline-block;
  }
}

/* 移动端适配 */
@media (max-width: 768px) {
  .footnote-modal-content {
    max-width: calc(80svw - 2rem);
  }
  
  .footnote-trigger {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  
  .footnote-modal-content.active {
    display: inline-block !important;
  }
}