/* ============================================
   about-us.html 页面专属样式
   ============================================ */

/* ---- About Content Section ---- */
.about-content {
  padding: 60px 20px;
  background: #ffffff;
}

.about-content__inner {
  max-width: 900px;
  margin: 0 auto;
}

.about-content__title {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  font-family: "Archivo", sans-serif;
  color: #1a1a2e;
  margin: 0 0 28px;
}

.about-content__body p {
  font-size: 15px;
  line-height: 1.8;
  color: #555;
  margin: 0 0 18px;
}

.about-content__body p:last-child {
  margin-bottom: 0;
}

/* ---- Stats Section ---- */
.about-stats {
  padding: 60px 20px;
  background: #f5f7fa;
}

.about-stats__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.about-stats__item {
  text-align: center;
  padding: 32px 16px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.about-stats__num {
  display: block;
  font-size: clamp(32px, 6vw, 44px);
  font-weight: 800;
  font-family: "Archivo", sans-serif;
  color: #4caf50;
  line-height: 1;
  margin-bottom: 8px;
}

.about-stats__label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #757575;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@media (min-width: 768px) {
  .about-stats__inner {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---- Manufacturing Section ---- */
.about-manufacturing {
  padding: 60px 20px;
  background: #ffffff;
}

.about-manufacturing__inner {
  max-width: 1200px;
  margin: 0 auto;
}

.about-manufacturing__header {
  text-align: center;
  margin-bottom: 48px;
}



.about-manufacturing__title {
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 700;
  font-family: "Archivo", sans-serif;
  color: #1a1a2e;
  margin: 0;
}

.about-manufacturing__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.about-manufacturing__feature {
  padding: 28px 24px;
  background: #f8f9fa;
  border: 1px solid #eee;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.about-manufacturing__feature:hover {
  border-color: #c8e6c9;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

.about-manufacturing__feature h3 {
  font-size: 18px;
  font-weight: 700;
  font-family: "Archivo", sans-serif;
  color: #1a1a2e;
  margin: 0 0 12px;
  padding-left: 12px;
  border-left: 3px solid #4caf50;
}

.about-manufacturing__feature p {
  font-size: 14px;
  line-height: 1.7;
  color: #616161;
  margin: 0;
}

.about-manufacturing__feature p a {
  color: #4caf50;
  text-decoration: none;
}

.about-manufacturing__feature p a:hover {
  text-decoration: underline;
}

@media (min-width: 768px) {
  .about-manufacturing__features {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .about-content,
  .about-stats,
  .about-manufacturing {
    padding: 40px 16px;
  }

  .split-section {
    padding: 40px 16px;
  }
}

/* ---- Split Section (Image + Text) ---- */
.split-section {
  display: flex;
  flex-direction: column;
  padding: 60px 20px;
  background: #ffffff;
  gap: 30px;
}

.split-section:nth-of-type(even) {
  background: #f5f7fa;
}

.split-section__media {
  width: 100%;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.split-section__media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.split-section__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.split-section__eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #4caf50;
  margin-bottom: 10px;
}

.split-section__title {
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 700;
  font-family: "Archivo", sans-serif;
  color: #1a1a2e;
  margin: 0 0 16px;
  line-height: 1.3;
}

.split-section__content p {
  font-size: 15px;
  line-height: 1.8;
  color: #616161;
  margin: 0 0 20px;
}

.split-section__list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 20px;
}

.split-section__list li {
  font-size: 14px;
  font-weight: 500;
  color: #424242;
  display: flex;
  align-items: center;
  gap: 8px;
}

.split-section__list li i {
  color: #4caf50;
  font-size: 16px;
}

.split-section__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  font-family: "Archivo", sans-serif;
  color: #ffffff;
  background: #4caf50;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s ease;
  align-self: flex-start;
}

.split-section__btn:hover {
  background: #43a047;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(76, 175, 80, 0.3);
}

/* Desktop: side by side */
@media (min-width: 768px) {
  .split-section {
    flex-direction: row;
    align-items: center;
    padding: 80px 40px;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .split-section__media {
    flex: 1 1 45%;
    max-width: 500px;
  }

  .split-section__content {
    flex: 1 1 50%;
  }

  /* Reverse: text left, image right */
  .split-section--reverse .split-section__media {
    order: 2;
  }

  .split-section--reverse .split-section__content {
    order: 1;
  }

  .split-section__list {
    grid-template-columns: 1fr 1fr;
  }
}