/* =====================================================
   千木云集 - 产品体系页样式
   ===================================================== */

/* ---------- Hero 区（Swiper fade 切换） ---------- */
.prod-hero { background: #fff; padding: 0px 0 0px; position: relative; overflow: hidden;height: 70%; }
.prod-hero-swiper {
  position: relative;
  width: 100%;
}
/* Swiper fade 模式 slide 必须 absolute 定位 */
.prod-hero-swiper.swiper-fade .swiper-slide {
  pointer-events: none;
}
.prod-hero-swiper.swiper-fade .swiper-slide-active {
  pointer-events: auto;
}

.ph-wrap {
  width: 100%;
  margin: 0 auto;
 
  height: 100%;
  position: relative;
}
.ph-left { text-align: left; padding-left: 10px; }
.ph-tags { display: flex; gap: 12px; margin-bottom: 20px; }
.ph-tag-chip {
  border: 1px solid var(--green-light);
  color: var(--green);
  padding: 4px 14px;
  font-size: 12px;
  letter-spacing: 2px;
  background: transparent;
}
.ph-title {
  font-size: 48px;
  color: #c9c9c9;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 2px;
  margin: 0 0 20px;
}
.ph-deco { color: var(--green-light); width: 52px; }
.ph-deco svg { width: 100%; height: auto; }

.ph-center { text-align: center; height:100%; }
.ph-center img {
  width: 100%;
  max-width: 100%;
  height:100%;
  object-fit: cover;
  margin: 0 auto;
  display: block;
  /*filter: drop-shadow(0 6px 18px rgba(0,0,0,.08));*/
}

.ph-right { text-align: left; }
.ph-icons { display: flex; gap: 28px; margin-bottom: 28px; }
.ph-icons .ico {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: #777;
}
.ph-icons .ico svg {
  width: 34px; height: 34px;
  padding: 6px;
  border-radius: 50%;
  stroke: var(--green);
  border: 1.5px solid var(--green-light);
  background: #fff;
}
.ph-icons .ico span { font-size: 13px; color: #555; letter-spacing: 1px; }
.ph-cn-title {
  font-size: 32px;
  color: #333;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 3px;
}

/* Swiper 自动生成的分页 bullets */
.prod-hero-pagination {
  position:absolute;
  z-index:1;
  margin-top: 12px;
  display: flex;
  justify-content: center;
  gap: 14px;
}
.prod-hero-pagination .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d8d8d8;
  opacity: 1;
  margin: 0;
  transition: all .3s;
}
.prod-hero-pagination .swiper-pagination-bullet-active {
  background: var(--green-light);
  width: 26px;
  border-radius: 6px;
}

/* ---------- 企业介绍（品牌 tab 切换） ---------- */
.brandtabs-sec { background: #eaeaea; padding: 60px 0 70px; }

/* 品牌内容面板容器 */
.brand-panel-wrap { position: relative; }
.brand-panel {
  display: none;
  animation: brandFade .4s ease-out;
}
.brand-panel.active {
  display: block;
}
@keyframes brandFade {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 品牌 tabs */
.brand-tabs {
  display: flex;
  justify-content: center;
  gap: 80px;
  margin-bottom: 44px;
}
.brand-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  position: relative;
  padding-bottom: 18px;
  transition: all .25s;
}
.brand-tab.active .bt-name {
  color: var(--green);
  font-weight: 700;
}
.brand-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 46px;
  height: 2px;
  background: var(--green);
}
.bt-logo-wrap {
  width: 72px; height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.bt-logo-logo {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  transition: all .25s;
}
.bt-logo-wr {
  flex-direction: column;
  gap: 0;
  line-height: 1.15;
}
.bt-logo-mark {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 1px;
}
.bt-logo-name {
  font-size: 10px;
  letter-spacing: 1px;
  color: #555;
}
.bt-logo-pys svg { width: 40px; height: 40px; color: #2a5e3f; }
.bt-logo-sw {
  border-radius: 50%;
  border: 1.5px solid #333;
  width: 56px; height: 56px;
}
.bt-logo-circle {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 1px;
}
.bt-name {
  font-size: 14px;
  color: #777;
  letter-spacing: 2px;
  transition: all .25s;
}

/* 主体区 */
.brand-main {
  display: flex;
  align-items: flex-start;
  gap: 60px;
  max-width: 880px;
  margin: 0 auto 48px;
}
.brand-main-left { flex: 1; }
.brand-show-img {
  position: relative;
  background: #fff;
  box-shadow: 0 10px 28px rgba(0,0,0,.1);
  overflow: hidden;
}
.brand-show-img img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  display: block;
}
.brand-show-cap {
  position: absolute;
  left: 50%; bottom: 20px;
  transform: translateX(-50%);
  background: rgba(255,255,255,.94);
  padding: 12px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
  min-width: 220px;
}
.brand-show-cap svg { width: 34px; height: 34px; color: var(--green); flex-shrink: 0; }
.brand-show-cap b {
  font-size: 16px;
  color: #222;
  font-weight: 700;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 2px;
}
.brand-show-cap span {
  font-size: 10px;
  color: #888;
  letter-spacing: 1px;
}

.brand-main-right {
  width: 100px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-top: 20px;
}
.bmr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0px;
  cursor: pointer;
  transition: all .25s;
}
.bmr-item:hover .bmr-icon {
  border-color: var(--green);
  color: var(--green);
}
.bmr-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 0px solid #555;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #555;
  transition: all .25s;
}
.bmr-icon img{ width: 30px;transition: transform 0.6s ease;}
.bmr-icon svg { width: 22px; height: 22px; }
.bmr-item span {
  font-size: 12px;
  color: #555;
  text-align: center;
  line-height: 1.55;
}

/* 公司简介 */
.brand-desc {
  max-width: 900px;
  margin: 0 auto;
  color: #555;
  font-size: 13px;
  line-height: 2.15;
  text-align: justify;
}
.brand-desc p { margin-bottom: 8px; text-indent: 2em; }
.brand-desc img{ display:block; max-width:60%; margin:0px auto; margin-bottom:20px;}

/* ---------- 产品中心 ---------- */
.center-sec { padding: 90px 0 100px; }
.pc-side { border-right: 0px solid #eee; padding-right: 6px; }
.pc-side li {
  padding: 10px 8px;
  font-size: 14px;
  color: #666;
  border-bottom: 1px solid #e5e5e5;
  cursor: pointer;
  text-align: center;
  transition: all .25s;
  letter-spacing: 1px;
}
.pc-side li:last-child { border-bottom: none; }
.pc-side li:hover { color: var(--green); }
.pc-side li.active { color: var(--green); font-weight: 700; background: #fff; }

.pc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.pc-item {
  background: #fff;
  border: 1px solid #ececec;
  transition: all .3s;
}
.pc-item:hover { box-shadow: 0 12px 28px rgba(0,0,0,.1); transform: translateY(-4px); }
.pc-item img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
.pc-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 13px;
  font-size: 12px;
  color: #555;
}
.pc-meta svg { width: 15px; height: 15px; stroke: #aaa; }
.pc-loading{ text-align:center;}
/* 响应式 */
@media (max-width: 1200px) {
  .ph-wrap { grid-template-columns: 1fr 1.2fr 1fr; gap: 20px; min-height: 420px; }
  .ph-title { font-size: 40px; }
  .ph-cn-title { font-size: 26px; }
  .ph-center img {  }
  .pc-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 992px) {
  .ph-wrap { grid-template-columns: 1fr; text-align: center; min-height: 0; padding: 0px 0; }
  .ph-left { text-align: center; padding-left: 0; }
  .ph-tags { justify-content: center; }
  .ph-title { font-size: 32px; margin: 0 auto 16px; }
  .ph-deco { margin: 0 auto; }
  .ph-center img { }
  .ph-right { text-align: center; }
  .ph-icons { justify-content: center; }
  .ph-cn-title { font-size: 22px; letter-spacing: 2px; }

  .brand-tabs { gap: 50px; margin-bottom: 32px; }
  .bt-logo-wrap { width: 60px; height: 60px; }
  .bt-logo-pys svg { width: 32px; height: 32px; }
  .bt-logo-sw { width: 48px; height: 48px; }

  .brand-main { flex-direction: column; gap: 20px; align-items: center; }
  .brand-show-img img { height: 260px; }
  .brand-main-right {
    width: 100%;
    flex-direction: row;
    justify-content: center;
    gap: 48px;
    padding-top: 0;
  }
  .pc-grid { grid-template-columns: repeat(3, 1fr); }
  .pc-side { display: flex; flex-wrap: wrap; border-right: none; padding-right: 0; gap: 8px; }
  .pc-side li { border-bottom: none; padding: 8px 16px; border: 1px solid #e5e5e5; }
  .pc-side li.active { border-color: var(--green); }
  .center-sec .row > .col-lg-2 { width: 100%; margin-bottom: 18px; }
  .center-sec .row > .col-lg-10 { width: 100%; }
}
@media (max-width: 576px) {
  .prod-hero { padding: 0px 0 0px; height:40%; }
  .ph-title { font-size: 26px; }
  .ph-tag-chip { font-size: 11px; padding: 3px 10px; letter-spacing: 1px; }
  .ph-center img {  }
  .ph-icons { gap: 18px; }
  .ph-icons .ico svg { width: 26px; height: 26px; padding: 4px; }
  .ph-icons .ico span { font-size: 11px; }
  .ph-cn-title { font-size: 18px; letter-spacing: 1px; }

  .brandtabs-sec { padding: 40px 0 50px; }
  .brand-tabs { gap: 30px; }
  .bt-logo-wrap { width: 50px; height: 50px; }
  .bt-name { font-size: 12px; letter-spacing: 1px; }

  .brand-show-img img { height: 200px; }
  .brand-show-cap { min-width: 180px; padding: 8px 14px; bottom: 14px; }
  .brand-show-cap b { font-size: 13px; letter-spacing: 1px; }
  .brand-show-cap span { font-size: 9px; }
  .brand-main-right { gap: 28px; }
  .bmr-icon { width: 40px; height: 40px; }
  .bmr-icon svg { width: 18px; height: 18px; }
  .bmr-item span { font-size: 11px; }
  .brand-desc { font-size: 12px; line-height: 2; }

  .pc-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .pc-meta { padding: 8px 10px; font-size: 11px; }
  .pc-side li { font-size: 12px; padding: 6px 12px; letter-spacing: 2px; }
}