/* ==========================================================================
   首页 · 两个区块的「大图叙事」改版（2026-10-31 定稿）
   1) 四类能源场景：一行四张满图卡，滤镜用品牌深蓝（非纯黑）
   2) 三个工程实践：左侧手风琴（收起=基础信息，展开=详情），右侧大图随选中切换
   —— 只作用于首页 .home-applications / .home-real-cases
   ========================================================================== */

/* ==========================================================================
   一、四类能源场景 · 一行四张满图卡
   ========================================================================== */
body.v5-site .home-applications .scenegrid{
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

body.v5-site .home-applications .scenegrid .sg{
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  border: 0 !important;
  border-radius: 16px;
  overflow: hidden;
  background: #1B2A40;
  box-shadow: 0 20px 44px -32px rgba(25, 59, 82, .55);
  transform: none;
  isolation: isolate;
  transition: transform .5s cubic-bezier(.2, .7, .3, 1), box-shadow .5s;
  text-decoration: none;
}
body.v5-site .home-applications .scenegrid .sg::before{ display: none !important; }

body.v5-site .home-applications .scenegrid .sg-bg{
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 1.1s cubic-bezier(.2, .7, .3, 1);
}

/* 品牌深蓝 #193B52 系渐变（不是纯黑），上段衬编号/箭头、下段衬文字 */
body.v5-site .home-applications .scenegrid .sg-veil{
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  /* 只压底部约 1/4 画面，够衬住标题与描述即可，图的上 3/4 保持干净 */
  background: linear-gradient(0deg,
    rgba(16, 38, 58, .92) 0%,
    rgba(16, 38, 58, .86) 9%,
    rgba(16, 38, 58, .62) 16%,
    rgba(16, 38, 58, .28) 21%,
    rgba(16, 38, 58, 0) 25%);
}

body.v5-site .home-applications .scenegrid .sg-n{
  position: absolute;
  top: 20px;
  left: 21px;
  z-index: 2;
  display: block;
  font-family: Inter, "Helvetica Neue", sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  color: rgba(255, 255, 255, .88);
  text-shadow: 0 1px 8px rgba(12, 28, 44, .6);
}

body.v5-site .home-applications .scenegrid .sg-go{
  position: absolute;
  top: 15px;
  right: 15px;
  z-index: 2;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, .9);
  filter: drop-shadow(0 1px 6px rgba(12, 28, 44, .55));
  transition: transform .35s, color .35s;
}
body.v5-site .home-applications .scenegrid .sg-go svg{
  width: 19px;
  height: 19px;
  display: block;
}

/* 2026-10-28 旧补丁给这块写了 !important 的 min-height/padding/flex，
   不带上 !important 压不住 */
body.v5-site .home-applications .scenegrid .sg-body{
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 0 22px 22px !important;
  background: none;
  display: block !important;
  gap: 0;
  flex: none !important;
  min-height: 0 !important;
  height: auto !important;
}

body.v5-site .home-applications .scenegrid .sg-body h3{
  margin: 0 0 8px;
  font-size: 21px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .01em;
  color: #FFFFFF;
  text-shadow: 0 1px 3px rgba(10, 26, 44, .55), 0 2px 18px rgba(10, 26, 44, .68);
}

body.v5-site .home-applications .scenegrid .sg-body p{
  margin: 0 0 0 !important;
  /* 固定两行高，保证四张卡标题在同一水平线上（数据中心/先进制造描述短，原本会下移） */
  min-height: 43px !important;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .92);
  text-shadow: 0 1px 3px rgba(10, 26, 44, .5), 0 2px 12px rgba(10, 26, 44, .6);
}

body.v5-site .home-applications .scenegrid .sg:hover{
  transform: translateY(-6px);
  box-shadow: 0 30px 58px -30px rgba(25, 59, 82, .6);
  border-color: transparent;
}
body.v5-site .home-applications .scenegrid .sg:hover .sg-bg{ transform: scale(1.06); }
body.v5-site .home-applications .scenegrid .sg:hover .sg-go{
  transform: translate(2px, -2px);
  color: #fff;
}
body.v5-site .home-applications .scenegrid .sg:focus-visible{
  outline: 3px solid #C96A00;
  outline-offset: 3px;
}

/* ==========================================================================
   二、工程实践 · 左侧手风琴 + 右侧图联动
   ========================================================================== */
body.v5-site .home-real-cases .case-interact{
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: 28px;
  align-items: stretch;
  margin-top: 34px;
}

/* ---------- 左侧：手风琴 ---------- */
body.v5-site .home-real-cases .ci-list{
  display: flex;
  flex-direction: column;
}
body.v5-site .home-real-cases .ci-item{
  position: relative;
  border: 0;
  border-radius: 10px;
  transition: background .3s;
}
/* 每层之间用渐变细线分隔 */
body.v5-site .home-real-cases .ci-item::after{
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #E3EAF4 18%, #E3EAF4 82%, transparent);
}
body.v5-site .home-real-cases .ci-item:last-child::after{
  display: none;
}
/* 展开项：暖白渐变底，呼应站点暖色强调 */
body.v5-site .home-real-cases .ci-item.is-open{
  background: linear-gradient(180deg, #FFF9EF 0%, #FFFDF9 100%);
}
body.v5-site .home-real-cases .ci-item.is-open::after{
  display: none;
}

body.v5-site .home-real-cases .ci-head{
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 4px;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  color: inherit;
  transition: background .25s;
}
body.v5-site .home-real-cases .ci-head:hover{ background: rgba(25, 59, 82, .03); }

body.v5-site .home-real-cases .ci-num{
  font-family: Inter, "Helvetica Neue", sans-serif;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: #C96A00;
  flex: none;
}
body.v5-site .home-real-cases .ci-titles{
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}
body.v5-site .home-real-cases .ci-title{
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
  color: #193B52;
  letter-spacing: -.005em;
  transition: color .3s;
}
/* 收起时展示的价值摘要 */
body.v5-site .home-real-cases .ci-subline{
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.5;
  color: #66748F;
}
body.v5-site .home-real-cases .ci-loc{
  margin-left: auto;
  font-size: 12.5px;
  color: #8494AC;
  letter-spacing: .02em;
  flex: none;
}
body.v5-site .home-real-cases .ci-arw{
  width: 20px;
  height: 20px;
  color: #9AA8BD;
  flex: none;
  transition: transform .4s cubic-bezier(.2, .7, .3, 1), color .3s;
}
/* 展开时箭头翻转向上 */
body.v5-site .home-real-cases .ci-item.is-open .ci-arw{
  transform: rotate(180deg);
  color: #C96A00;
}
body.v5-site .home-real-cases .ci-item.is-open .ci-title{
  color: #C96A00;
}

/* 折叠面板：grid 0fr→1fr，丝滑展开/收起 */
body.v5-site .home-real-cases .ci-panel{
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .45s cubic-bezier(.2, .7, .3, 1);
}
body.v5-site .home-real-cases .ci-panel-inner{
  overflow: hidden;
}
body.v5-site .home-real-cases .ci-item.is-open .ci-panel{
  grid-template-rows: 1fr;
}

body.v5-site .home-real-cases .ci-sub{
  margin: 14px 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: #66748F;
}

body.v5-site .home-real-cases .ci-kpi{
  display: flex;
  gap: 0;
  padding: 16px 0 22px;
  border-top: 1px solid #EDF1F6;
}
body.v5-site .home-real-cases .ci-kpi > div{
  flex: 1 1 0;
  min-width: 0;
  padding-right: 14px;
}
body.v5-site .home-real-cases .ci-kpi > div + div{
  padding-left: 16px;
  border-left: 1px solid #EDF1F6;
}
body.v5-site .home-real-cases .ci-kpi b{
  display: block;
  margin-bottom: 5px;
  font-family: Inter, "Helvetica Neue", sans-serif;
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: #193B52;
}
body.v5-site .home-real-cases .ci-kpi span{
  display: block;
  font-size: 11.5px;
  line-height: 1.42;
  color: #8494AC;
}

/* 单个案例不再有“查看案例”链接，统一走模块底部的“查看更多案例” */

/* ---------- 右侧：大图随选中切换 ---------- */
body.v5-site .home-real-cases .ci-media{
  position: relative;
  overflow: hidden;
  background: #DDE6F2;
  border-radius: 18px;
  box-shadow: 0 24px 52px -40px rgba(25, 59, 82, .45);
  min-height: 440px;
}
body.v5-site .home-real-cases .ci-img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity .55s ease, transform .9s cubic-bezier(.2, .7, .3, 1);
}
body.v5-site .home-real-cases .ci-img.is-active{
  opacity: 1;
  transform: scale(1);
}
body.v5-site .home-real-cases .ci-tag{
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 2;
  padding: 5px 11px;
  border-radius: 6px;
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  box-shadow: 0 4px 14px rgba(20, 40, 70, .14);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .01em;
  color: #193B52;
  transition: opacity .3s;
}

/* ==========================================================================
   三、断点
   ========================================================================== */
@media (max-width: 1100px){
  body.v5-site .home-real-cases .case-interact{
    gap: 20px;
  }
}

@media (max-width: 1023px){
  body.v5-site .home-applications .scenegrid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  body.v5-site .home-real-cases .case-interact{
    grid-template-columns: 1fr;
    gap: 18px;
  }
  body.v5-site .home-real-cases .ci-media{
    min-height: 0;
    aspect-ratio: 16 / 10;
    order: -1;
  }
}

@media (max-width: 767px){
  body.v5-site .home-applications .scenegrid{
    grid-template-columns: 1fr;
    gap: 13px;
    margin-top: 22px;
  }
  body.v5-site .home-applications .scenegrid .sg{
    aspect-ratio: auto;
    min-height: 300px;
    border-radius: 14px;
  }
  body.v5-site .home-applications .scenegrid .sg-body{
    padding: 0 18px 19px !important;
  }
  body.v5-site .home-applications .scenegrid .sg-body h3{
    font-size: 19px;
    margin-bottom: 7px;
  }
  body.v5-site .home-applications .scenegrid .sg-body p{
    font-size: 12px;
    line-height: 1.66;
  }
  body.v5-site .home-applications .scenegrid .sg-n{
    top: 16px;
    left: 17px;
  }

  body.v5-site .home-real-cases .case-interact{
    gap: 14px;
    margin-top: 24px;
  }
  body.v5-site .home-real-cases .ci-media{
    aspect-ratio: 4 / 3;
    border-radius: 14px;
  }
  body.v5-site .home-real-cases .ci-head{
    gap: 10px;
    padding: 16px 2px;
  }
  body.v5-site .home-real-cases .ci-title{
    font-size: 15.5px;
  }
  body.v5-site .home-real-cases .ci-loc{
    font-size: 11.5px;
  }
  body.v5-site .home-real-cases .ci-sub{
    font-size: 12px;
    margin-bottom: 14px;
  }
  body.v5-site .home-real-cases .ci-kpi{
    flex-wrap: wrap;
    gap: 14px 0;
    padding: 14px 0 16px;
  }
  body.v5-site .home-real-cases .ci-kpi > div{
    flex: 1 1 30%;
    padding-right: 10px;
  }
  body.v5-site .home-real-cases .ci-kpi > div + div{
    padding-left: 12px;
  }
  body.v5-site .home-real-cases .ci-kpi b{
    font-size: 13.5px;
    letter-spacing: -.01em;
    white-space: nowrap;
  }
  body.v5-site .home-real-cases .ci-kpi span{
    font-size: 10.5px;
  }
  body.v5-site .home-real-cases .ci-link{
    margin-bottom: 16px;
    font-size: 12.5px;
  }
  body.v5-site .home-real-cases .ci-tag{
    top: 13px;
    left: 13px;
    font-size: 10.5px;
    padding: 4px 9px;
  }
}

/* ---------- 2026-10-31 晚：去编号 + 全部左对齐 ---------- */
body.v5-site .home-real-cases .ci-head,
body.v5-site .home-real-cases .ci-titles,
body.v5-site .home-real-cases .ci-title,
body.v5-site .home-real-cases .ci-subline,
body.v5-site .home-real-cases .ci-panel-inner,
body.v5-site .home-real-cases .ci-sub,
body.v5-site .home-real-cases .ci-kpi,
body.v5-site .home-real-cases .ci-kpi > div,
body.v5-site .home-real-cases .ci-kpi b,
body.v5-site .home-real-cases .ci-kpi span{
  text-align: left !important;
  align-items: flex-start;
}
/* 编号已删，标题直接顶格；展开内容与标题同一起点 */
body.v5-site .home-real-cases .ci-head{ gap: 0; }
body.v5-site .home-real-cases .ci-panel-inner{ padding: 0 4px; }