/* ============================================================
   product-center1.html 专用样式（pc1- 前缀）
   对应设计稿 1-产品中心1.jpg（1920 × 2547）
   共享 style2.css 的基础样式；导航、页脚、悬浮工具分别见 style-nav.css / style-footer.css / style2.css
   以下数值均按设计稿实测
   ============================================================ */

/* 仅内页（带 pc1-page）放宽到 1920；index2.html 复用本文件时仅头部容器对齐内页（内容左右各 100），页面其余区块仍用 style2.css 的 1720 */
.pc1-page .gc-wrap { max-width: 1920px; }

/* 内容容器：1920 下左右各 170，内容宽 1580 */
.pc1-wrap {
  width: min(1580px, calc(100% - 80px));
  margin: 0 auto;
}

/* ---------------- 产品 Banner：全幅照片 + 左侧半透明青色面板 ---------------- */
.pc1-hero {
  position: relative;
  height: 365px;
  overflow: hidden;
  background: var(--gc-teal);
}
.pc1-hero__bg {
  position: absolute;
  inset: 0;
  background: url("../images/pc1_banner.jpg") center center / cover no-repeat;
}
.pc1-hero__inner {
  position: relative;
  z-index: 2;
  height: 100%;
}
/* 面板：设计稿 x 170–927（宽 758 ≈ 内容宽的 47.98%），y 满铺 365 */
.pc1-hero__panel {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 47.98%;
  background: rgba(33, 154, 163, .9);
}

.pc1-hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .7s ease;
}
.pc1-hero__slide.is-on { opacity: 1; pointer-events: auto; }

.pc1-hero__copy {
  padding: 54px 72px 0;
}
.pc1-hero h2 {
  margin: 0;
  font-size: 44px;
  font-weight: 400;
  line-height: 1.2;
  color: #fff;
}
.pc1-hero p {
  max-width: 617px;
  margin: 25px 0 0;
  font-size: 18px;
  line-height: 35px;
  color: #fff;
}
.pc1-hero__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  margin-top: 22px;
  padding: 0 20px;
  border: 2px solid #fff;
  border-radius: 19px;
  font-size: 14px;
  line-height: 1;
  color: #fff;
  transition: background .3s, color .3s;
}
.pc1-hero__btn i { font-style: normal; }
.pc1-hero__btn:hover { background: #fff; color: var(--gc-teal); }

/* 指示条：面板右下，3 条 28×4、间距 8 */
.pc1-hero__dots {
  position: absolute;
  right: 70px;
  bottom: 47px;
  display: flex;
  gap: 8px;
  z-index: 3;
}
.pc1-hero__dots button {
  width: 28px;
  height: 4px;
  padding: 0;
  border: 0;
  background: rgba(255, 255, 255, .45);
  cursor: pointer;
  transition: background .3s;
}
.pc1-hero__dots button.is-on { background: #fff; }

/* ---------------- 面包屑 + 页面标题 ---------------- */
.pc1-body { padding: 11px 0 96px; }
.pc1-crumb {
  font-size: 16px;
  line-height: 1.6;
  color: #a0a0a0;
}
.pc1-crumb a { color: #666; }
.pc1-crumb a:hover { color: var(--gc-teal); }

.pc1-title {
  margin: 45px 0 71px;
  font-size: 42px;
  font-weight: 400;
  line-height: 1.2;
  color: #333;
}

/* ---------------- 产品卡片 3 × 2 ---------------- */
.pc1-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 48px;
  row-gap: 54px;
}
.pc1-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .07);
  transition: box-shadow .35s, transform .35s;
}
.pc1-card:hover {
  box-shadow: 0 12px 28px rgba(0, 0, 0, .12);
  transform: translateY(-4px);
}

.pc1-card__pic {
  display: block;
  overflow: hidden;
  aspect-ratio: 494 / 332;
}
.pc1-card__pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.pc1-card:hover .pc1-card__pic img { transform: scale(1.05); }

.pc1-card__body { padding: 26px 32px 49px; }

.pc1-card__title {
  margin: 0;
  font-size: 22px;
  font-weight: 400;
  line-height: 40px;
  color: var(--gc-teal);
}

.pc1-card__rule {
  display: block;
  height: 2px;
  margin-top: 16px;
  background: var(--gc-teal);
}

.pc1-card__desc {
  margin-top: 12px;
  font-size: 15px;
  line-height: 30px;
  color: #666;
}

.pc1-card__more {
  display: block;
  margin-top: 59px;
  font-size: 15px;
  line-height: 28px;
  text-align: right;
  color: var(--gc-teal);
  text-decoration: underline;
}
.pc1-card__more:hover { text-decoration: underline; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1500px) {
  .pc1-hero__copy { padding: 44px 48px 0; }
  .pc1-hero h2 { font-size: 46px; }
  .pc1-hero p { font-size: 17px; line-height: 32px; }
  .pc1-hero__dots { right: 48px; }

  .pc1-title { margin: 38px 0 56px; font-size: 48px; }
  .pc1-cards { column-gap: 36px; row-gap: 44px; }
  .pc1-card__body { padding: 20px 26px 38px; }
  .pc1-card__title { font-size: 24px; line-height: 34px; }
  .pc1-card__desc { font-size: 16px; line-height: 28px; }
  .pc1-card__more { margin-top: 48px; font-size: 18px; }
  .pc1-body { padding-bottom: 90px; }
}

@media (max-width: 1200px) {
  .pc1-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1024px) {
  .pc1-hero { height: 320px; }
  .pc1-hero__panel { width: 66%; }
  .pc1-hero__copy { padding: 40px 40px 0; }
}

@media (max-width: 640px) {
  .pc1-wrap { width: calc(100% - 40px); }
  .pc1-hero { height: 300px; }
  .pc1-hero__panel { width: 100%; }
  .pc1-hero__copy { padding: 34px 24px 0; }
  .pc1-hero h2 { font-size: 30px; }
  .pc1-hero p { font-size: 15px; line-height: 27px; }
  .pc1-hero__dots { right: 24px; bottom: 30px; }

  .pc1-crumb { font-size: 15px; }
  .pc1-title { margin: 22px 0 30px; font-size: 32px; }
  .pc1-cards { grid-template-columns: 1fr; row-gap: 32px; }
  .pc1-card__title { font-size: 22px; line-height: 32px; }
  .pc1-card__more { margin-top: 30px; }
}