/**
 * 科研处首页样式（scoped，不影响 2026 主站）
 */
.keyan-home-page .keyan-hero{
  position:relative;
  margin-top:78px;
  min-height:470px;
  background:#1a1a1a center/cover no-repeat;
  overflow:hidden;
}
.keyan-home-page .keyan-hero-shade{
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(0,0,0,.62) 0%,rgba(0,0,0,.32) 36%,rgba(0,0,0,.05) 78%),linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.18));
  pointer-events:none;
}
.keyan-home-page .keyan-hero-inner{
  position:relative;
  width:min(1180px,calc(100% - 92px));
  margin:0 auto;
  min-height:470px;
  display:flex;
  align-items:center;
}
.keyan-home-page .keyan-hero-copy{padding-top:20px}
.keyan-home-page .keyan-hero h1{
  margin:0 0 28px;
  font-size:72px;
  font-weight:900;
  line-height:1;
  letter-spacing:.04em;
  color:#fff;
  text-shadow:0 8px 28px rgba(0,0,0,.36);
}
.keyan-home-page .keyan-hero p{
  margin:0;
  font-size:27px;
  font-weight:800;
  letter-spacing:.06em;
  color:rgba(255,255,255,.96);
}
.keyan-home-page .keyan-hero i{
  display:block;
  width:88px;
  height:6px;
  margin-top:31px;
  background:var(--red,#df151d);
  border-radius:4px;
}

.keyan-home{
  background:#f7f8fa;
  padding-bottom:64px;
}
.keyan-container{
  width:min(1180px,calc(100% - 92px));
  margin:0 auto;
}

.keyan-entry-tabs{
  position:relative;
  z-index:5;
  margin-top:-62px;
}
.keyan-tabs-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  max-width:1060px;
}
.keyan-tab-card{
  height:110px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:20px;
  background:#fff;
  border-radius:2px;
  box-shadow:0 18px 42px rgba(24,38,62,.08);
  font-size:25px;
  font-weight:900;
  color:#2f333a;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
}
.keyan-tab-card.active,
.keyan-tab-card:hover{
  background:var(--red,#df151d);
  color:#fff;
}
.keyan-tab-card:hover{transform:translateY(-5px);box-shadow:0 20px 45px rgba(24,38,62,.12)}
.keyan-tab-icon{
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
}
.keyan-tab-icon svg{width:34px;height:34px;fill:currentColor}

.keyan-section{padding:48px 0 0}
.keyan-section-title-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.keyan-section-title-row h2{
  margin:0 0 5px;
  font-size:34px;
  font-weight:900;
  line-height:1.1;
  letter-spacing:.04em;
  color:#2c3038;
}
.keyan-section-title-row p{
  margin:0;
  color:#a4aab1;
  font-size:24px;
  font-family:Georgia,"Times New Roman",serif;
}
.keyan-section-title-row div::after{
  content:"";
  display:block;
  width:58px;
  height:4px;
  margin-top:8px;
  background:var(--red,#df151d);
  border-radius:2px;
}
.keyan-section-title-row > a{
  flex:0 0 auto;
  margin-top:12px;
  font-size:15px;
  font-weight:800;
  color:#686f78;
  text-decoration:none;
}
.keyan-section-title-row > a:hover{color:var(--red,#df151d)}

/* 三个板块统一内容区高度 */
.keyan-section-body{
  min-height:392px;
}
.keyan-news-layout{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:62px;
  align-items:stretch;
}
.keyan-feature-news{
  display:flex;
  flex-direction:column;
  height:100%;
  background:#fff;
  border-radius:2px;
  box-shadow:0 12px 30px rgba(22,34,50,.035);
  overflow:hidden;
}
.keyan-feature-link{
  display:flex;
  flex-direction:column;
  height:100%;
  color:inherit;
  text-decoration:none;
}
.keyan-feature-news .keyan-hover-img{
  width:100%;
  height:300px;
  object-fit:cover;
  border-radius:5px 5px 0 0;
  transition:opacity .28s ease;
}
.keyan-feature-news h3{
  margin:25px 24px 14px;
  font-size:25px;
  font-weight:900;
  line-height:1.35;
  color:#2c3038;
}
.keyan-feature-news p{
  margin:0 24px;
  color:#6f7781;
  font-size:16px;
  line-height:2.05;
  flex:1;
}
.keyan-feature-news .keyan-meta{
  display:flex;
  gap:36px;
  margin:23px 24px 26px;
  color:#9aa1aa;
  font-size:15px;
}

/* 科研成果 / 科研制度：标题单独一行，内容区一行（图+列表） */
.keyan-stack-layout{
  display:grid;
  grid-template-columns:420px 1fr;
  gap:68px;
  align-items:stretch;
}
.keyan-stack-media{
  height:100%;
  min-height:392px;
  overflow:hidden;
  border-radius:5px;
  background:#e9edf2;
}
.keyan-stack-media .keyan-hover-img{
  width:100%;
  height:100%;
  min-height:392px;
  object-fit:cover;
  display:block;
  transition:opacity .28s ease;
}

/* 统一列表样式与行高（对齐三板块） */
.keyan-post-list{
  list-style:none;
  margin:0;
  padding:0;
  height:100%;
  min-height:392px;
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid #f1f2f5;
}
.keyan-post-list li{
  display:grid;
  grid-template-columns:minmax(0,1fr) 88px;
  gap:22px;
  align-items:center;
  flex:1;
  min-height:78px;
  padding:0 24px;
  border-bottom:1px solid #eef1f4;
  transition:background .22s ease;
}
.keyan-post-list li:last-child{border-bottom:0}
.keyan-post-list li:hover,
.keyan-post-list li.is-active{background:rgba(223,21,29,.04)}
.keyan-post-list a{
  position:relative;
  font-size:16px;
  font-weight:700;
  line-height:1.6;
  color:#3f454c;
  text-decoration:none;
  padding-left:18px;
}
.keyan-post-list a::before{
  content:"";
  position:absolute;
  left:0;
  top:12px;
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--red,#df151d);
}
.keyan-post-list a:hover{color:var(--red,#df151d)}
.keyan-post-list time{
  font-size:14px;
  color:#a0a7af;
  text-align:right;
  white-space:nowrap;
}
.keyan-section--stack .keyan-post-list time{min-width:88px}

.keyan-hover-img.is-switching{opacity:.72}

@media (max-width:1180px){
  .keyan-home-page .keyan-hero-inner,
  .keyan-container{width:min(100% - 54px,1040px)}
  .keyan-home-page .keyan-hero h1{font-size:64px}
  .keyan-home-page .keyan-hero p{font-size:24px}
  .keyan-news-layout{gap:36px}
  .keyan-stack-layout{gap:40px}
}
@media (max-width:880px){
  .keyan-home-page .keyan-hero,
  .keyan-home-page .keyan-hero-inner{min-height:410px}
  .keyan-home-page .keyan-hero h1{font-size:54px}
  .keyan-home-page .keyan-hero p{font-size:20px}
  .keyan-tabs-grid{grid-template-columns:1fr;gap:14px}
  .keyan-tab-card{height:92px}
  .keyan-news-layout,
  .keyan-stack-layout{grid-template-columns:1fr}
  .keyan-stack-media,
  .keyan-stack-media .keyan-hover-img{min-height:240px;height:240px}
  .keyan-section-body,
  .keyan-post-list{min-height:auto}
  .keyan-post-list li{min-height:68px}
}
@media (max-width:560px){
  .keyan-home-page .keyan-hero-inner,
  .keyan-container{width:calc(100% - 28px)}
  .keyan-home-page .keyan-hero,
  .keyan-home-page .keyan-hero-inner{min-height:360px}
  .keyan-home-page .keyan-hero h1{font-size:44px}
  .keyan-home-page .keyan-hero p{font-size:17px}
  .keyan-home-page .keyan-hero i{width:64px;height:4px}
  .keyan-entry-tabs{margin-top:-40px}
  .keyan-tab-card{font-size:21px}
  .keyan-section{padding-top:36px}
  .keyan-section-title-row h2{font-size:30px}
  .keyan-section-title-row p{font-size:20px}
  .keyan-feature-news .keyan-hover-img{height:210px}
  .keyan-feature-news h3{font-size:22px}
  .keyan-post-list li{grid-template-columns:1fr;gap:4px;padding:14px 18px}
  .keyan-post-list time{text-align:left;padding-left:18px}
}