/* ============================================================
   主题变量 —— 红色主题（团日活动主题色）

   配色逻辑：
     · 站点主题 = 中国红（团日/党建主题色）
     · 班徽（logo）= 蓝青色（班徽第一款「能流织环·原色蓝青」）
     · 交大标准色（科技蓝 #005699 / 爱国红 #C8161E）保留为备用变量

   换肤：只改这里
   ============================================================ */
:root{
  --brand:        #C8102E;   /* 中国红 · 主色（团日主题色） */
  --brand-deep:   #8B0A1E;   /* 深红 · 页脚 */
  --brand-light:  #E63A50;   /* 亮红 · 悬浮 */
  --brand-tint:   #FFF1F3;   /* 极浅红 · 卡片底 */
  --accent:       #D4AF37;   /* 金 · 辅色 */
  --accent-light: #F0DFA0;   /* 浅金 */

  /* 交大标准色（班徽 / 备选主题） */
  --xjtu-blue:      #005699;  /* 科技蓝 · 交大校徽标准色 */
  --xjtu-cyan:      #009B93;  /* 青绿 · 班徽第二色 */
  --xjtu-red:       #C8161E;  /* 爱国红 · 校庆标识色 */
  --xjtu-gold:      #A87B51;  /* 梧桐金 · 校庆标识第二色 */

  /* 四篇章标识色：回望(深红) → 自驱(红) → 携手(橙) → 开物(金) */
  --ch1:#8B0A1E;   /* 回望 · 根 */
  --ch2:#C8102E;   /* 自驱 · 知 */
  --ch3:#E8734A;   /* 携手 · 行 */
  --ch4:#D4AF37;   /* 开物 · 创 */

  --page-bg:#FAF7F5;
  --card-bg:#FFFFFF;
  --line:#EFE0E2;
  --text:#262626;
  --text-2:#6B6B6B;
  --text-3:#9A9A9A;
}

*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:"Source Han Sans SC","Noto Sans SC","Microsoft YaHei","PingFang SC",sans-serif;
  background:var(--page-bg);color:var(--text);font-size:15px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 顶部 & 导航 ============ */
.topbar{background:var(--brand-deep);color:#fff}
.topbar .wrap{display:flex;align-items:center;gap:16px;height:64px}
/* ============ 顶栏班徽（替换原文字圆形 LOGO） ============ */
.logo{
  width:46px;height:46px;border-radius:0;flex:0 0 auto;
  background:none;display:block;overflow:visible;
}
.logo img{
  width:100%;height:100%;object-fit:contain;display:block;
  filter:drop-shadow(0 1px 4px rgba(0,0,0,.28));
}
.topbar .logo{width:48px;height:48px}
.brand-text b{display:block;font-size:17px;letter-spacing:1px}
.brand-text span{display:block;font-size:12px;color:var(--accent-light)}
.topbar .right{margin-left:auto;font-size:12.5px;color:var(--accent-light);text-align:right}

.nav{background:var(--brand);position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.nav .wrap{display:flex;align-items:center;height:48px;gap:2px;overflow-x:auto}
.nav a{
  color:#fff;font-size:14.5px;padding:0 18px;height:48px;line-height:48px;
  white-space:nowrap;border-bottom:3px solid transparent;transition:.18s;
}
.nav a:hover{background:var(--brand-light)}
.nav a.on{border-bottom-color:var(--accent);background:rgba(0,0,0,.14);font-weight:600}

/* ============ 栏目标题 ============ */
.sec{padding:52px 0}
.sec-head{display:flex;align-items:flex-end;gap:14px;margin-bottom:24px}
.sec-head h2{font-size:23px;font-weight:700;letter-spacing:1px;position:relative;padding-left:14px}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;background:var(--c,var(--brand));border-radius:2px;
}
.sec-head .more{margin-left:auto;font-size:13.5px;color:var(--brand);font-weight:600}
.sec-head .more:hover{color:var(--brand-light)}

/* ============ 篇章页头 ============ */
.ch-hero{
  background:linear-gradient(125deg,#5C0713 0%,var(--brand-deep) 48%,#A00C24 100%);
  color:#fff;padding:48px 0 44px;position:relative;overflow:hidden;
}
.ch-hero::after{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(60deg,rgba(255,255,255,.045) 0 2px,transparent 2px 44px),
    repeating-linear-gradient(-60deg,rgba(255,255,255,.045) 0 2px,transparent 2px 44px);
}
.ch-hero .wrap{position:relative;z-index:2}
.ch-hero .badge{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:2px;
  color:var(--accent);border:1px solid rgba(212,175,55,.5);padding:5px 13px;
  border-radius:2px;margin-bottom:16px;
}
.ch-hero .badge i{width:9px;height:9px;border-radius:2px;background:var(--c);display:inline-block}
.ch-hero h1{font-size:38px;letter-spacing:4px;font-weight:700;line-height:1.3}
.ch-hero h1 em{font-style:normal;font-size:20px;letter-spacing:6px;color:var(--accent-light);margin-left:14px}
.ch-hero p{margin-top:14px;font-size:15.5px;color:var(--accent-light);max-width:760px;letter-spacing:.5px}
.ch-hero .meta{margin-top:22px;display:flex;gap:34px;flex-wrap:wrap}
.ch-hero .meta div b{display:block;font-size:26px;color:#fff;line-height:1}
.ch-hero .meta div span{font-size:12.5px;color:var(--accent-light)}

/* ============ 活动卡片 ============ */
.acts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.act{
  background:var(--card-bg);border:1px solid var(--line);border-radius:4px;
  padding:22px 22px 18px;position:relative;transition:.2s;display:flex;flex-direction:column;
}
.act:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(200,16,46,.12);border-color:var(--c)}
.act .bar{position:absolute;left:0;top:0;width:100%;height:3px;background:var(--c);border-radius:4px 4px 0 0}
.act h3{font-size:16.5px;font-weight:700;line-height:1.5;margin-top:8px}
.act .when{font-size:12.5px;color:var(--text-3);margin-top:10px;font-variant-numeric:tabular-nums}
.act p{font-size:13.5px;color:var(--text-2);margin-top:10px;flex:1}
.act .foot{
  margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-2);
}
.pill{
  font-size:11.5px;padding:1px 8px;border-radius:2px;
  background:var(--brand-tint);color:var(--brand);border:1px solid #F7CFD6;
}
.pill.gold{background:#FAF3DC;color:#8a6d12;border-color:#EBDCA8}
.pill.grey{background:#F4F4F4;color:#777;border-color:#E4E4E4}

/* ============ 时间轴 ============ */
.tl{position:relative;padding-left:30px}
.tl::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl-item{position:relative;padding:0 0 26px}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:7px;width:12px;height:12px;
  border-radius:50%;background:var(--c,var(--brand));border:2px solid #fff;
  box-shadow:0 0 0 2px var(--c,var(--brand));
}
.tl-item time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums}
.tl-item h4{font-size:15.5px;font-weight:600;margin-top:4px}
.tl-item p{font-size:13.5px;color:var(--text-2);margin-top:6px}

/* ============ 提示条 ============ */
.notice{
  background:#FAF3DC;border:1px solid #EBDCA8;border-left:4px solid var(--accent);
  border-radius:3px;padding:14px 18px;font-size:13.5px;color:#6b5410;
}
.notice b{color:#8a6d12}

/* ============ 页脚 ============ */
footer{background:var(--brand-deep);color:#fff;padding:44px 0 0;margin-top:20px}
footer .fgrid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px;padding-bottom:28px}
footer h4{font-size:14.5px;color:var(--accent);letter-spacing:1px;margin-bottom:14px}
footer p,footer li{font-size:13px;color:#EBC9CF;line-height:2}
footer ul{list-style:none}
footer a:hover{color:var(--accent)}
.fbar{border-top:1px solid rgba(212,175,55,.35);padding:16px 0;text-align:center;font-size:12.5px;color:var(--accent-light)}

/* ============ 响应式 ============ */
@media (max-width:960px){
  .acts{grid-template-columns:repeat(2,1fr)}
  footer .fgrid{grid-template-columns:1fr;gap:22px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .acts{grid-template-columns:1fr}
  .ch-hero h1{font-size:26px;letter-spacing:2px}
  .ch-hero h1 em{display:block;font-size:15px;margin:8px 0 0}
  .sec{padding:34px 0}
  .topbar .right{display:none}
}

/* ============ 首页专用：Banner / 数据条 / 2.5D 地图 / 新闻 ============ */
.banner{
  height:360px;position:relative;overflow:hidden;
  background:
    radial-gradient(circle at 78% 30%, rgba(212,175,55,.30), transparent 55%),
    linear-gradient(125deg,#5C0713 0%,var(--brand-deep) 45%,#A00C24 100%);
}
.banner::after{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(60deg,rgba(255,255,255,.045) 0 2px,transparent 2px 44px),
    repeating-linear-gradient(-60deg,rgba(255,255,255,.045) 0 2px,transparent 2px 44px);
}
.banner .wrap{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center}
.banner .kicker{
  display:inline-block;width:fit-content;font-size:12.5px;letter-spacing:3px;
  color:var(--accent);border:1px solid rgba(212,175,55,.55);
  padding:4px 12px;border-radius:2px;margin-bottom:18px;
}
.banner h1{color:#fff;font-size:46px;letter-spacing:4px;font-weight:700;line-height:1.25}
.banner .sub{color:var(--accent-light);font-size:17px;letter-spacing:2px;margin-top:14px}
.banner .btns{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 24px;
  border-radius:3px;font-size:14.5px;font-weight:600;transition:.18s;border:1px solid transparent;
}
.btn-gold{background:var(--accent);color:#5C0713}
.btn-gold:hover{background:#E4C455}
.btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}

.stats{background:var(--card-bg);border-bottom:1px solid var(--line)}
.stats .wrap{display:flex;flex-wrap:wrap}
.stat{flex:1;min-width:130px;text-align:center;padding:26px 12px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat b{display:block;font-size:38px;color:var(--brand);font-weight:700;line-height:1;font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:13px;color:var(--text-2);margin-top:8px}

.chapters{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ch{
  background:var(--card-bg);border:1px solid var(--line);border-radius:4px;
  padding:26px 22px 22px;position:relative;overflow:hidden;transition:.2s;display:block;
}
.ch::before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:var(--c)}
.ch:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(200,16,46,.13);border-color:var(--c)}
.ch .dot{width:12px;height:12px;background:var(--c);border-radius:2px;margin-bottom:14px}
.ch h3{font-size:19px;font-weight:700;letter-spacing:1px}
.ch h3 em{font-style:normal;font-size:13px;color:var(--text-3);font-weight:400;margin-left:8px}
.ch p{font-size:13.5px;color:var(--text-2);margin-top:10px;min-height:44px}
.ch .cnt{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--c);font-weight:600}

.cols{display:grid;grid-template-columns:1.35fr 1fr;gap:26px}
.cols > *{min-width:0}
.panel{background:var(--card-bg);border:1px solid var(--line);border-radius:4px;padding:24px 26px}
.news li{list-style:none;display:flex;align-items:center;gap:14px;height:46px;border-bottom:1px dashed var(--line);font-size:14.5px}
.news li:last-child{border-bottom:none}
.news li a{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:.16s}
.news li a:hover{color:var(--brand);transform:translateX(4px)}
.news li time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;flex:0 0 auto}
.tag{font-size:11.5px;padding:1px 7px;border-radius:2px;background:var(--brand-tint);color:var(--brand);flex:0 0 auto;border:1px solid #F7CFD6}
.tag.gold{background:#FAF3DC;color:#8a6d12;border-color:#EBDCA8}

.mapbox{
  border-radius:4px;overflow:hidden;border:1px solid var(--line);
  background:radial-gradient(ellipse at 50% 34%,#3D1219 0%,#2A0A10 62%,#1A060A 100%);
  position:relative;
}
.map-hd{position:absolute;left:22px;top:18px;z-index:3}
.map-hd b{color:#fff;font-size:16px;letter-spacing:2px;display:block}
.map-hd span{color:var(--accent);font-size:12px;letter-spacing:1px}
.map-legend{position:absolute;right:18px;top:18px;z-index:3;font-size:12px;color:var(--accent-light);display:flex;gap:14px;align-items:center}
.map-legend i{width:9px;height:9px;border-radius:50%;background:var(--accent);display:inline-block;margin-right:5px;font-style:normal}
.map-stage{padding:34px 10px 26px;overflow-x:auto}
.iso{display:block;margin:0 auto}
.iso .lbl{fill:#F0DFA0;font-size:12.5px;font-family:inherit;text-anchor:middle}
.iso .lbl-sm{fill:#C89A8A;font-size:11px;font-family:inherit;text-anchor:middle}
.flow{stroke:var(--accent);stroke-width:2;fill:none;stroke-dasharray:9 7;animation:flow 1.4s linear infinite;opacity:.95}
@keyframes flow{to{stroke-dashoffset:-32}}
.spark{fill:#FFF3C4}

@media (max-width:960px){
  .chapters{grid-template-columns:repeat(2,1fr)}
  .cols{grid-template-columns:1fr}
}
@media (max-width:640px){
  .banner{height:300px}
  .banner h1{font-size:28px;letter-spacing:2px}
  .banner .sub{font-size:14px}
  .chapters{grid-template-columns:1fr}
  .stat{min-width:33.33%;padding:18px 6px}
  .stat b{font-size:26px}
}

/* ============================================================
   宣传成果 · 政务官网信息流
   版式要点：整宽单列信息流 + 顶部一条"要闻"头条卡
   健壮性：所有 flex 子项 min-width:0，标题允许换行，极端宽度下自动堆叠
   ============================================================ */
.nf-wrap{
  background:var(--card-bg);border:1px solid var(--line);border-radius:4px;
  overflow:hidden;width:100%;box-sizing:border-box;
}
.nf-hd{
  display:flex;align-items:center;gap:12px;padding:14px 20px;
  background:linear-gradient(90deg,var(--brand) 0%,var(--brand-light) 100%);
  flex-wrap:wrap;
}
.nf-hd h3{color:#fff;font-size:16.5px;font-weight:700;letter-spacing:1px;min-width:0}
.nf-hd .nf-hd-sub{color:#FFD9DF;font-size:12.5px;margin-left:auto}
.nf-hd i{width:4px;height:18px;background:var(--accent);border-radius:2px;display:inline-block;flex:0 0 auto}

/* ---------- 信息流列表：整宽单列 ---------- */
.nf-list{list-style:none;padding:4px 20px 12px;margin:0}
.nf-list li{
  display:flex;align-items:center;gap:12px;
  min-height:46px;padding:8px 0;box-sizing:border-box;
  border-bottom:1px dashed var(--line);font-size:14.5px;
}
.nf-list li:last-child{border-bottom:none}
.nf-ch{
  flex:0 0 auto;font-size:11.5px;padding:1px 8px;border-radius:2px;
  background:var(--brand-tint);color:var(--brand);border:1px solid #F7CFD6;
  font-weight:600;white-space:nowrap;
}
.nf-ch[data-ch="回望"]{background:#F6E7E9;color:#8B0A1E;border-color:#E6C4C9}
.nf-ch[data-ch="携手"]{background:#FCEDE6;color:#B84A26;border-color:#F0CFBC}
.nf-ch[data-ch="开物"]{background:#FAF3DC;color:#8a6d12;border-color:#EBDCA8}

/* 关键：标题允许收缩（min-width:0），过长时省略号而非溢出 */
.nf-title{
  flex:1 1 auto;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  transition:.16s;color:var(--text);
}
.nf-title:hover{color:var(--brand);text-decoration:underline}
.nf-src{
  flex:0 1 auto;min-width:0;font-size:12.5px;color:var(--text-3);
  max-width:190px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.nf-list time{
  flex:0 0 auto;font-size:13px;color:var(--text-3);
  font-variant-numeric:tabular-nums;white-space:nowrap;
}

/* ---------- 头条卡（横向，不再固定分栏） ---------- */
.nf-hero{
  display:flex;gap:16px;align-items:center;
  background:linear-gradient(100deg,var(--brand) 0%,var(--brand-deep) 100%);
  padding:18px 20px;position:relative;overflow:hidden;
}
.nf-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(60deg,rgba(255,255,255,.05) 0 2px,transparent 2px 40px);
}
.nf-hero > a{position:relative;z-index:2;display:block;flex:1 1 auto;min-width:0}
.nf-hero-ch{
  display:inline-block;font-size:11.5px;letter-spacing:1px;color:#FFD9DF;
  border:1px solid rgba(255,255,255,.45);padding:2px 9px;border-radius:2px;margin-bottom:8px;
}
.nf-hero h4{
  color:#fff;font-size:17px;font-weight:700;line-height:1.55;
  margin:0;overflow-wrap:anywhere;
}
.nf-hero h4:hover{color:var(--accent-light)}
.nf-hero-meta{margin-top:8px;font-size:12.5px;color:#FFC9D1}

/* ---------- 影响力统计 ---------- */
.nf-stat{padding:14px 20px 18px;border-top:1px solid var(--line);background:#FFFBF9}
.nf-stat-hd{
  font-size:13.5px;font-weight:700;color:var(--brand);margin-bottom:10px;
  padding-left:10px;position:relative;
}
.nf-stat-hd::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:14px;background:var(--accent);border-radius:2px;
}
.nf-stat-row{
  display:flex;justify-content:space-between;gap:12px;font-size:13.5px;
  color:var(--text-2);padding:7px 0;border-bottom:1px dotted var(--line);
}
.nf-stat-row:last-child{border-bottom:none}
.nf-stat-row span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nf-stat-row b{color:var(--brand);font-variant-numeric:tabular-nums;flex:0 0 auto}
.nf-stat-row.total{
  margin-top:6px;padding-top:11px;border-top:1px solid var(--line);
  font-weight:700;color:var(--text);
}
.nf-err{color:#A81219;font-size:13.5px;padding:16px 20px}

/* ---------- 已成稿 · 待发布推文 ---------- */
.nf-drafts{margin-top:4px;border-top:1px solid var(--line)}
.nf-drafts-hd{
  display:flex;align-items:center;gap:10px;
  padding:13px 20px 6px;font-size:13px;font-weight:700;color:var(--text-2);
  letter-spacing:.5px;
}
.nf-drafts-hd span{
  font-size:11.5px;font-weight:600;color:var(--accent-deep,#8A6D1F);
  background:#FBF3DC;border:1px solid #EBDBB0;border-radius:2px;
  padding:0 7px;line-height:18px;
}
.nf-list li.is-draft{opacity:.92}
.nf-list li.is-draft .nf-title{color:var(--text-2)}
.nf-draft-tag{
  flex:0 0 auto;font-size:11px;font-weight:600;
  color:#8A6D1F;background:#FBF3DC;border:1px solid #EBDBB0;
  border-radius:2px;padding:1px 6px;line-height:16px;white-space:nowrap;
}

/* ---------- 响应式：窄屏改为堆叠，杜绝竖排溢出 ---------- */
@media (max-width:820px){
  .nf-hero{flex-direction:column;align-items:stretch;padding:16px}
  .nf-hero h4{font-size:15.5px}
}
@media (max-width:640px){
  .nf-list{padding:2px 14px 10px}
  .nf-list li{
    flex-wrap:wrap;gap:6px 10px;min-height:0;padding:11px 0;
  }
  .nf-ch{order:1}
  .nf-list time{order:2;margin-left:auto;font-size:12.5px}
  .nf-title{
    order:3;flex:1 1 100%;white-space:normal;overflow:visible;
    text-overflow:clip;line-height:1.5;
  }
  .nf-src{display:none}
  .nf-hd{padding:12px 14px}
  .nf-hd .nf-hd-sub{display:none}
  .nf-stat{padding:12px 14px 16px}
}

/* ---------- 超窄（<380px） ---------- */
@media (max-width:380px){
  .nf-hero h4{font-size:14.5px}
  .nf-list li{font-size:14px}
}

/* 数据条占位（待填） */
.stat .ph{
  display:block;font-size:34px;color:var(--text-3);font-weight:700;line-height:1;letter-spacing:1px;
}
.stat .ph-sub{display:block;font-size:12px;color:var(--text-3);margin-top:6px}

/* hero 区占位数字 */
.ch-hero .meta .ph-num{color:var(--text-3);font-weight:700}
.ph-sub2{display:block;font-size:11px;color:var(--text-3);margin-top:5px}

/* ============================================================
   活动卡片 · 计划中状态（灰化 + 角标）
   ============================================================ */
.act{position:relative}
.act-planned{
  background:#FAFAFA;border-color:#E8E8E8;
  filter:saturate(.25);
}
.act-planned .bar{background:#BDBDBD}
.act-planned h3{color:#6B6B6B}
.act-planned .when{color:#A0A0A0}
.act-planned p{color:#8A8A8A}
.act-planned .foot{border-top-color:#EDEDED}
.act-planned:hover{background:#F5F5F5;filter:saturate(.4)}
.act-badge{
  position:absolute;top:14px;right:16px;
  font-size:11px;font-weight:600;letter-spacing:.5px;
  color:#8A6D12;background:#FAF3DC;border:1px solid #EBDCA8;
  padding:2px 8px;border-radius:2px;
}

/* 分隔条：已完成 / 计划中 */
.acts-sep{
  grid-column:1 / -1;
  display:flex;align-items:center;gap:14px;
  font-size:13px;color:var(--text-3);
  margin:6px 0 2px;
}
.acts-sep::before,.acts-sep::after{
  content:"";flex:1;height:1px;background:var(--line);
}
.acts-sep span{
  padding:3px 12px;border:1px dashed var(--line);border-radius:20px;
  background:var(--page-bg);white-space:nowrap;
}

/* ============================================================
   首页 · 3D 地图引导卡（替代原废弃的等距 SVG）
   ============================================================ */
.map-cta{
  display:grid;grid-template-columns:1.35fr 1fr;gap:0;
  background:linear-gradient(120deg,var(--brand) 0%,var(--brand-deep) 100%);
  border-radius:4px;overflow:hidden;position:relative;
}
.map-cta::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(60deg,rgba(255,255,255,.05) 0 2px,transparent 2px 40px);
}
.map-cta-l{padding:30px 28px;position:relative;z-index:2;min-width:0}
.map-cta-badge{
  display:inline-block;font-size:11.5px;letter-spacing:1.5px;color:#FFD9DF;
  border:1px solid rgba(255,255,255,.45);padding:3px 11px;border-radius:2px;margin-bottom:20px;
}
.map-cta-nums{display:flex;gap:34px;flex-wrap:wrap;margin-bottom:20px}
.map-cta-nums b{display:block;font-size:34px;color:var(--accent);line-height:1;font-weight:700}
.map-cta-nums span{display:block;font-size:12.5px;color:#FFC9D1;margin-top:7px}
.map-cta-sites{display:flex;flex-direction:column;gap:6px}
.map-cta-sites span{font-size:13.5px;color:#FFE3E7;padding-left:14px;position:relative}
.map-cta-sites span::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:5px;height:5px;background:var(--accent);border-radius:50%;
}
.map-cta-sites span.pending{color:#E2B7BC}
.map-cta-sites span.pending::before{background:#8B6A6E}
.map-cta-r{
  padding:30px 28px;position:relative;z-index:2;min-width:0;
  background:rgba(0,0,0,.16);display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.map-cta-btn{
  display:block;background:var(--accent);color:#5C0713;border-radius:3px;
  padding:16px 20px;text-align:center;transition:.2s;font-family:inherit;
}
.map-cta-btn:hover{background:#E8C44E;transform:translateY(-2px)}
.map-cta-btn span{display:block;font-size:16.5px;font-weight:700;letter-spacing:1px}
.map-cta-btn em{display:block;font-style:normal;font-size:12px;margin-top:5px;opacity:.75}
.map-cta-note{font-size:12px;color:#E2B7BC;text-align:center;margin:0}

@media (max-width:820px){
  .map-cta{grid-template-columns:1fr}
  .map-cta-nums{gap:22px}
  .map-cta-nums b{font-size:26px}
}

/* ============================================================
   照片墙 · 网格 + 灯箱
   ============================================================ */
.gal{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));
  gap:10px;margin-top:6px;
}
.gal-i{
  display:block;position:relative;overflow:hidden;border-radius:3px;
  border:1px solid var(--line);background:#F0F0F0;aspect-ratio:4/3;
}
.gal-i img{width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .35s cubic-bezier(.2,.7,.3,1)}
.gal-i:hover img{transform:scale(1.07)}
.gal-i::after{
  content:"";position:absolute;inset:0;background:rgba(139,10,30,0);
  transition:.25s;pointer-events:none;
}
.gal-i:hover::after{background:rgba(139,10,30,.13)}
.gal-empty{color:var(--text-3);font-size:13.5px;padding:14px 0}

/* 灯箱 */
.gal-lb{
  position:fixed;inset:0;z-index:999;background:rgba(12,4,6,.94);
  display:none;align-items:center;justify-content:center;
}
.gal-lb.on{display:flex}
.gal-lb img{
  max-width:92vw;max-height:88vh;object-fit:contain;
  border-radius:3px;box-shadow:0 20px 60px rgba(0,0,0,.6);
}
.gal-lb button{
  position:absolute;background:rgba(255,255,255,.1);color:#fff;border:none;
  cursor:pointer;font-family:inherit;transition:.18s;border-radius:3px;
}
.gal-lb button:hover{background:rgba(255,255,255,.24)}
.gal-x{top:22px;right:26px;font-size:26px;width:44px;height:44px;line-height:1}
.gal-p,.gal-n{top:50%;transform:translateY(-50%);font-size:34px;width:52px;height:74px;line-height:1}
.gal-p{left:22px}
.gal-n{right:22px}
@media (max-width:640px){
  .gal{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:7px}
  .gal-p,.gal-n{width:42px;height:60px;font-size:26px}
  .gal-p{left:8px}.gal-n{right:8px}
  .gal-x{top:12px;right:12px}
}

/* ============================================================
   活动详情页
   ============================================================ */
.act-hero{
  background:linear-gradient(125deg,var(--brand-deep) 0%,var(--brand) 100%);
  color:#fff;padding:30px 0 28px;position:relative;overflow:hidden;
}
.act-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(60deg,rgba(255,255,255,.045) 0 2px,transparent 2px 44px);
}
.act-hero .wrap{position:relative;z-index:2}
.act-hero-ch{
  display:inline-block;font-size:12px;letter-spacing:1.5px;color:var(--accent-light);
  border:1px solid rgba(212,175,55,.55);padding:3px 11px;border-radius:2px;
}
.act-hero-badge{
  display:inline-block;font-size:12px;margin-left:10px;padding:3px 11px;border-radius:2px;
  background:#FAF3DC;color:#8A6D12;border:1px solid #EBDCA8;
}
.act-hero h1{font-size:26px;line-height:1.5;margin:14px 0 0;letter-spacing:1px}
.act-hero-meta{margin-top:12px;font-size:14px;color:var(--accent-light)}
.act-hero-tags{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
.act-hero-tags .pill{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.28)}

.act-body{padding:22px 0 6px}
.act-body h2{
  font-size:18px;color:var(--brand);margin-bottom:12px;padding-left:13px;position:relative;
}
.act-body h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:18px;background:var(--accent);border-radius:2px;
}
.act-body h4{font-size:15px;color:var(--text);margin:16px 0 6px}
.act-body p{font-size:14.8px;line-height:1.95;color:var(--text-2);margin-bottom:8px}
.act-cnt{
  display:inline-block;margin-left:10px;font-size:12.5px;color:var(--text-3);
  background:var(--brand-tint);border:1px solid var(--line);padding:2px 9px;border-radius:20px;
}

/* 活动卡片可点击（进详情页） */
a.act{display:block;text-decoration:none;color:inherit;cursor:pointer}
a.act:hover{border-color:var(--brand);box-shadow:0 6px 20px rgba(139,10,30,.13)}
a.act:hover h3{color:var(--brand)}
.act .foot .pill.photo{background:var(--brand-tint);color:var(--brand);border-color:#F0C9CF}

/* ============================================================
   活动详情页 · 推文形式
   ============================================================ */

/* 已发布推文入口（置于正文之前） */
.act-article{margin:0 0 30px}
.act-article-btn{
  display:flex;align-items:center;gap:14px;
  padding:15px 20px;border:1px solid #F3C9D0;border-radius:4px;
  background:linear-gradient(100deg,#FFF8F9 0%,#FFF1F3 100%);
  transition:.18s;text-decoration:none;
}
.act-article-btn:hover{background:#FFF1F3;border-color:var(--brand);transform:translateY(-1px)}
.act-article-ico{
  flex:0 0 auto;width:38px;height:38px;border-radius:3px;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;letter-spacing:1px;
}
.act-article-txt{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:3px}
.act-article-txt b{font-size:15px;color:var(--text);letter-spacing:.5px}
.act-article-txt em{font-size:12.5px;color:var(--text-3);font-style:normal}
.act-article-arrow{flex:0 0 auto;color:var(--brand);font-size:18px}

/* 导语 */
.act-lead{
  font-size:16.5px;line-height:2;color:var(--text);
  padding:18px 22px;margin:0 0 34px;
  background:var(--brand-tint);border-left:3px solid var(--brand);border-radius:0 3px 3px 0;
}
.act-lead strong{color:var(--brand);font-weight:600}

/* 正文 */
.act-story{max-width:820px;margin:0 0 8px}
.act-story h2{
  font-size:19px;font-weight:700;color:var(--text);letter-spacing:.5px;
  margin:34px 0 14px;padding-left:13px;position:relative;
}
.act-story h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;
  background:var(--brand);border-radius:2px;
}
.act-story h2:first-child{margin-top:0}
.act-story p{
  font-size:15.5px;line-height:2.05;color:var(--text-2);
  text-indent:2em;margin:0 0 16px;text-align:justify;
}
.act-story p strong{color:var(--text);font-weight:600}

/* 总结 */
.act-summary{max-width:820px;margin:38px 0 0;padding-top:8px}
.act-summary h2{
  font-size:19px;font-weight:700;color:var(--text);
  margin:0 0 14px;padding-left:13px;position:relative;
}
.act-summary h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;
  background:var(--accent);border-radius:2px;
}
.act-summary p{
  font-size:15.5px;line-height:2.05;color:var(--text-2);
  text-indent:2em;text-align:justify;margin:0;
}

/* 观后感 */
.act-insight{max-width:820px;margin:38px 0 0}
.act-insight h2{
  font-size:19px;font-weight:700;color:var(--text);
  margin:0 0 16px;padding-left:13px;position:relative;
}
.act-insight h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;
  background:var(--brand-deep);border-radius:2px;
}
.act-insight blockquote{
  margin:0 0 14px;padding:15px 20px;
  background:#FBF8F6;border-left:3px solid #E8D3C4;border-radius:0 3px 3px 0;
  font-size:14.5px;line-height:1.95;color:var(--text-2);
}
.act-insight blockquote cite{
  display:block;margin-top:8px;font-size:12.5px;color:var(--text-3);font-style:normal;text-align:right;
}

/* 现场照片 */
.act-photos{margin:44px 0 0;padding-top:28px;border-top:1px solid var(--line)}
.act-photos h2{
  font-size:19px;font-weight:700;color:var(--text);
  margin:0 0 18px;padding-left:13px;position:relative;
  display:flex;align-items:center;gap:10px;
}
.act-photos h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;
  background:var(--brand);border-radius:2px;
}

/* 上下篇 */
.act-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
  margin:52px 0 8px;padding-top:26px;border-top:1px solid var(--line);
}
.act-nav a{
  display:flex;flex-direction:column;gap:6px;
  padding:14px 18px;border:1px solid var(--line);border-radius:4px;
  text-decoration:none;background:#fff;transition:.18s;min-width:0;
}
.act-nav a:hover{border-color:var(--brand);background:#FFFBFC}
.act-nav em{font-size:12px;color:var(--text-3);font-style:normal}
.act-nav b{
  font-size:14.5px;color:var(--text);font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

@media (max-width:640px){
  .act-lead{font-size:15px;padding:14px 16px;margin-bottom:26px}
  .act-story h2,.act-summary h2,.act-insight h2,.act-photos h2{font-size:17px}
  .act-story p,.act-summary p{font-size:15px;line-height:1.95;text-indent:0}
  .act-nav{grid-template-columns:1fr}
}


/* ============================================================
   首页 · 两幕分组标题（储百卅之光 / 能万里新程）
   ============================================================ */
.act-band{
  display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
  margin:30px 0 16px;padding-bottom:11px;border-bottom:1px solid var(--line);
}
.act-band:first-of-type{margin-top:6px}
.act-band span{
  font-size:11.5px;letter-spacing:2px;color:var(--brand);
  background:var(--brand-tint);border:1px solid #F7CFD6;border-radius:2px;padding:2px 9px;
}
.act-band b{font-size:18px;letter-spacing:2px;color:var(--text)}
.act-band em{font-style:normal;font-size:13px;color:var(--text-3)}
@media (max-width:640px){
  .act-band{margin:22px 0 12px}
  .act-band b{font-size:16px}
}

/* ============================================================
   首页 · 两幕布局：每幕 2 张卡，左右顶格撑满整行
   ============================================================ */
.chapters.chapters-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:640px){
  .chapters.chapters-2{grid-template-columns:1fr}
}
/* ============================================================
   首页 · 两幕布局
   每幕 2 张卡、左右顶格；卡片改为横向：左标题与范围，右活动数
   ============================================================ */
.chapters.chapters-2{grid-template-columns:repeat(2,1fr)}

.chapters.chapters-2 .ch{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:4px 20px;
  padding:24px 26px;
}
.chapters.chapters-2 .ch .dot{grid-row:1 / span 2;grid-column:1;margin-bottom:0}
.chapters.chapters-2 .ch h3{grid-row:1;grid-column:2;align-self:end}
.chapters.chapters-2 .ch p{grid-row:2;grid-column:2;align-self:start;margin-top:6px;min-height:0}
.chapters.chapters-2 .ch .cnt{
  grid-row:1 / span 2;grid-column:3;
  margin:0;padding:0 0 0 22px;border-top:none;border-left:1px dashed var(--line);
  text-align:right;font-size:12.5px;line-height:1.5;
  align-self:center;
}
.chapters.chapters-2 .ch .cnt b{
  display:block;font-size:32px;line-height:1;font-weight:700;
  color:var(--c);font-variant-numeric:tabular-nums;margin-bottom:2px;
}

@media (max-width:900px){
  .chapters.chapters-2{grid-template-columns:1fr}
  .chapters.chapters-2 .ch{padding:20px 22px;gap:4px 16px}
  .chapters.chapters-2 .ch .cnt b{font-size:26px}
}
@media (max-width:640px){
  .chapters.chapters-2{grid-template-columns:1fr}
}
/* 活动详情页 · 主标题下的副标题（活动名称） */
.act-hero-sub{
  margin-top:10px;font-size:15.5px;letter-spacing:1px;
  color:rgba(255,255,255,.86);
}
@media (max-width:640px){ .act-hero-sub{font-size:13.5px;margin-top:8px} }
/* 活动卡片 · 主标题（推文标题）小字行 */
.act .act-eyebrow{
  font-size:12.5px;letter-spacing:1px;color:var(--c);font-weight:600;
  margin-bottom:7px;line-height:1.5;opacity:.92;
}
@media (max-width:640px){ .act .act-eyebrow{font-size:11.5px} }

/* ============================================================
   顶部图片展示带（首页 / 篇章页 / 支部概况）
   ============================================================ */
.photo-band{display:grid;grid-template-columns:repeat(4,1fr);background:#1b0a12}
.photo-band.photo-band-3{grid-template-columns:repeat(3,1fr)}
.photo-band figure{position:relative;margin:0;overflow:hidden;background:#2a121a}
.photo-band img{width:100%;height:264px;object-fit:cover;display:block;
  transition:transform .6s cubic-bezier(.2,.7,.3,1);filter:saturate(1.02)}
.photo-band figure:hover img{transform:scale(1.05)}
.photo-band figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:30px 18px 14px;color:#fff;
  background:linear-gradient(transparent,rgba(20,4,10,.78));
  display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;
}
.photo-band figcaption b{font-size:14px;font-weight:600;letter-spacing:.6px}
.photo-band figcaption span{font-size:11.5px;color:rgba(255,255,255,.72);letter-spacing:1px}
@media (max-width:960px){
  .photo-band,.photo-band.photo-band-3{grid-template-columns:repeat(2,1fr)}
  .photo-band img{height:210px}
}
@media (max-width:560px){
  .photo-band,.photo-band.photo-band-3{grid-template-columns:1fr}
  .photo-band img{height:200px}
}


/* ============================================================
   宣传成果 · 平台统计条 + 折叠列表
   ============================================================ */
.nf-plats{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:13px 20px;border-bottom:1px solid var(--line);background:#FFFBF8;
}
.nf-plats-hd{
  font-size:11.5px;letter-spacing:2px;color:var(--text-3);
  border-right:1px solid var(--line);padding-right:11px;margin-right:2px;
}
.nf-plat{
  display:inline-flex;align-items:baseline;gap:6px;
  font-size:12.5px;color:var(--text-2);
  background:#fff;border:1px solid var(--line);border-radius:2px;padding:3px 9px;
}
.nf-plat b{font-weight:600;color:var(--text)}
.nf-plat i{font-style:normal;font-size:11.5px;color:var(--brand);font-weight:700}
.nf-plats-total{margin-left:auto;font-size:12px;color:var(--text-2)}
.nf-plats-total b{color:var(--brand);font-size:15px;font-weight:700}

/* 折叠：默认只显示前 6 条 */
.nf-list.is-folded li:nth-child(n+7){display:none}

/* 展开 / 收起按钮 */
.nf-more{
  display:block;width:100%;margin:0;padding:12px;
  border:0;border-top:1px dashed var(--line);background:#fff;
  color:var(--brand);font-size:13px;letter-spacing:1.5px;cursor:pointer;
  transition:background .2s;
}
.nf-more:hover{background:var(--brand-tint)}
.nf-more:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}

/* 无日期占位 */
.nf-list time.is-empty{color:var(--text-3);opacity:.55}

@media (max-width:640px){
  .nf-plats{padding:11px 14px;gap:8px}
  .nf-plats-hd{display:none}
  .nf-plats-total{margin-left:0;width:100%}
  .nf-plat{font-size:11.5px;padding:2px 7px}
}


/* ============================================================
   首页顶部轮播（参照高校官网 banner：居中大图 + 圆点 + 箭头）
   ============================================================ */
.pcar{max-width:1200px;margin:28px auto 6px;padding:0 16px}
.pcar-view{
  position:relative;overflow:hidden;border-radius:3px;background:#2a121a;
  box-shadow:0 8px 28px rgba(139,10,30,.14);
}
.pcar-track{position:relative;aspect-ratio:16/9}
.pcar-slide{position:absolute;inset:0;margin:0;opacity:0;transition:opacity .7s ease;pointer-events:none}
.pcar-slide.is-on{opacity:1;pointer-events:auto}
.pcar-slide img{width:100%;height:100%;object-fit:cover;display:block}
.pcar-slide figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:58px 28px 22px;color:#fff;
  background:linear-gradient(transparent,rgba(15,3,8,.84));
  display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;
}
.pcar-slide figcaption b{font-size:19px;font-weight:600;letter-spacing:1.2px}
.pcar-slide figcaption span{font-size:13px;color:rgba(255,255,255,.76);letter-spacing:1.5px}

.pcar-arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  width:44px;height:66px;border:0;padding:0;
  background:rgba(20,5,10,.34);color:#fff;font-size:27px;line-height:1;
  cursor:pointer;display:grid;place-items:center;
  opacity:0;transition:opacity .25s,background .25s;
}
.pcar:hover .pcar-arrow,.pcar:focus-within .pcar-arrow{opacity:1}
.pcar-arrow:hover{background:rgba(200,16,46,.78)}
.pcar-prev{left:0}
.pcar-next{right:0}

.pcar-dots{
  position:absolute;left:0;right:0;bottom:15px;
  display:flex;gap:9px;justify-content:center;
}
.pcar-dot{
  width:9px;height:9px;padding:0;border:1px solid rgba(255,255,255,.72);
  border-radius:50%;background:transparent;cursor:pointer;transition:.25s;
}
.pcar-dot.is-on{background:#fff;border-color:#fff;transform:scale(1.18)}

@media (max-width:760px){
  .pcar{padding:0 12px;margin-top:18px}
  .pcar-track{aspect-ratio:16/9}
  .pcar-slide figcaption{padding:40px 16px 16px;gap:8px}
  .pcar-slide figcaption b{font-size:15px}
  .pcar-slide figcaption span{font-size:11.5px}
  .pcar-arrow{width:34px;height:54px;font-size:20px;opacity:1;background:rgba(20,5,10,.28)}
  .pcar-dots{bottom:10px;gap:7px}
  .pcar-dot{width:8px;height:8px}
}