:root{
  /* 水墨亮色（宣纸感） */
  --paper:#f6f6f3;
  --paper2:#fbfbfa;
  --ink:#161616;
  --muted:#5f5f5f;
  --line:#e6e6e2;
  --line2:#dcdcd6;

  --accent:#b21f1f;     /* 印章红 */
  --accent2:#8d1414;

  --radius:20px;
  --shadow: 0 10px 30px rgba(0,0,0,.06);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Microsoft Yahei", sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 20% 10%, rgba(0,0,0,.05), transparent 60%),
    radial-gradient(900px 500px at 80% 45%, rgba(0,0,0,.04), transparent 60%),
    radial-gradient(800px 450px at 50% 95%, rgba(178,31,31,.05), transparent 60%),
    linear-gradient(180deg, var(--paper2), var(--paper));
}

/* 轻宣纸纹理（很淡，不花） */
body:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,.03) 0 1px, transparent 1px 7px);
  opacity:.06;
  mix-blend-mode:multiply;
}

.container{
  width:min(1100px, 92vw);
  margin:0 auto;
}

/* ======================
   Topbar
   ====================== */
.topbar{
  position:sticky;
  top:0;
  z-index:100;
  background: rgba(251,251,250,.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 0;
  gap:12px;
}

.logo-link{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--ink);
}
.logo-img{
  height:42px;
  width:auto;
  border-radius:14px;
  border:1px solid var(--line2);
  background: rgba(255,255,255,.7);
  box-shadow: 0 6px 18px rgba(0,0,0,.06);
}
.logo-img:hover{
  border-color:#cfcfc8;
}

.nav{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
}
.nav a{
  text-decoration:none;
  color:var(--ink);
  padding:8px 11px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.65);
}
.nav a:hover{
  border-color:#d0d0c8;
  background: rgba(255,255,255,.92);
}

/* 语言按钮 */
.lang{
  display:flex;
  gap:8px;
  align-items:center;
}
.lang button{
  cursor:pointer;
  color:var(--ink);
  padding:8px 10px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.7);
}
.lang button:hover{ border-color:#d0d0c8; }
.lang button.active{
  border-color: rgba(178,31,31,.35);
  background: rgba(178,31,31,.06);
}

/* ======================
   Pages / Cards
   ====================== */
.page{ min-height:100vh; }

.main{
  padding: 26px 0 44px;
}

.card{
  background: rgba(255,255,255,.92);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}
.card h1{
  margin:0 0 10px;
  font-size:22px;
  letter-spacing:.3px;
}
.card h2{
  margin:0 0 10px;
  font-size:18px;
  letter-spacing:.2px;
}
.card p, .card li{
  color: var(--muted);
  line-height:1.9;
}
.hint{
  color: var(--muted);
  margin-top:10px;
}

/* ======================
   Home (Hero)
   ====================== */
.hero{
  min-height: calc(100vh - 70px);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:44px 0;
}

.hero-card{
  text-align:center;
  max-width: 860px;
}

.home-logo{
  width: 240px;
  max-width: 70vw;
  height:auto;
  display:block;
  margin: 0 auto 18px;
}

.brand{
  font-weight:900;
  font-size:54px;
  letter-spacing:12px;
  margin:0;
}
.sub{
  margin-top:10px;
  color: var(--muted);
  font-weight:600;
}

/* 按钮（淡墨 + 印章红点缀） */
.cta{
  margin-top:22px;
  display:flex;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
}
.btn{
  display:inline-block;
  text-decoration:none;
  color:var(--ink);
  padding:11px 14px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.75);
}
.btn:hover{
  border-color:#d0d0c8;
  background: rgba(255,255,255,.95);
}
.btn.primary{
  border-color: rgba(178,31,31,.35);
  background: rgba(178,31,31,.06);
}

/* ======================
   Members grid
   ====================== */
.members{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap:10px;
}
.member{
  padding:12px;
  border:1px solid var(--line);
  border-radius:16px;
  background: rgba(255,255,255,.75);
}
.member .name{ font-weight:800; color:var(--ink); }
.member .role{ color:var(--muted); font-size:13px; margin-top:4px; }

/* ======================
   Controls / Inputs
   ====================== */
.controls{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
}
.input, .select{
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:16px;
  background: rgba(255,255,255,.8);
  color: var(--ink);
  outline:none;
}
.input:focus, .select:focus{
  border-color:#d0d0c8;
}

/* ======================
   Table
   ====================== */
.table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:16px;
  background: rgba(255,255,255,.82);
}
.table th, .table td{
  text-align:left;
  padding:12px;
  border-bottom:1px solid var(--line);
  color: var(--muted);
}
.table th{
  color: var(--ink);
  background: rgba(0,0,0,.03);
  letter-spacing:.2px;
}
.table tr:hover td{
  background: rgba(0,0,0,.02);
}
.table tr:last-child td{ border-bottom:none; }

/* ======================
   Footer
   ====================== */
.footer{
  padding:18px 0 30px;
  color: var(--muted);
  text-align:center;
  border-top:1px solid var(--line);
  background: rgba(251,251,250,.72);
}
/* =========================
   水墨亮色 V1+（卷轴/宣纸/晕染）
   只需追加到 style.css 末尾
   ========================= */

/* 更像宣纸：加纤维+颗粒（极淡） */
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  /* 纤维纹理 + 细颗粒 */
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.018) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(0deg, rgba(0,0,0,.014) 0 1px, transparent 1px 11px),
    radial-gradient(circle at 20% 10%, rgba(0,0,0,.06), transparent 55%),
    radial-gradient(circle at 80% 30%, rgba(0,0,0,.05), transparent 60%);
  opacity:.12;
  mix-blend-mode:multiply;
}

/* 水墨晕染角落 + 印泥红一笔（很克制） */
body::after{
  content:"";
  position:fixed;
  inset:-12%;
  pointer-events:none;
  background:
    radial-gradient(700px 520px at 12% 10%, rgba(0,0,0,.10), transparent 62%),
    radial-gradient(620px 520px at 88% 18%, rgba(0,0,0,.08), transparent 64%),
    radial-gradient(800px 620px at 50% 100%, rgba(0,0,0,.06), transparent 62%),
    radial-gradient(420px 300px at 78% 88%, rgba(178,31,31,.10), transparent 60%);
  filter: blur(26px);
  opacity:.55;
}

/* 顶部导航更像“卷轴边” */
.topbar{
  box-shadow: 0 10px 30px rgba(0,0,0,.06);
}
.topbar:after{
  content:"";
  position:absolute;
  left:0; right:0; bottom:-1px;
  height:1px;
  background: linear-gradient(90deg, transparent, rgba(0,0,0,.12), transparent);
  pointer-events:none;
}

/* 卡片像“宣纸页” + 轻微边缘墨痕 */
.card{
  position:relative;
  overflow:hidden;
}
.card:before{
  content:"";
  position:absolute;
  inset:-30%;
  background:
    radial-gradient(circle at 10% 0%, rgba(0,0,0,.06), transparent 45%),
    radial-gradient(circle at 90% 30%, rgba(0,0,0,.05), transparent 52%),
    radial-gradient(circle at 50% 110%, rgba(178,31,31,.05), transparent 45%);
  filter: blur(28px);
  opacity:.35;
  pointer-events:none;
}
.card > *{ position:relative; }

/* 按钮更“章印感”一点 */
.btn.primary{
  box-shadow: 0 10px 22px rgba(178,31,31,.08);
}
.btn.primary:hover{
  background: rgba(178,31,31,.09);
}

/* 首页团徽：一点点“印章呼吸”（非常克制） */
@keyframes sealBreath{
  0%,100%{ transform: translateY(0); filter: drop-shadow(0 10px 14px rgba(0,0,0,.10)); }
  50%{ transform: translateY(-1px); filter: drop-shadow(0 14px 18px rgba(0,0,0,.12)); }
}
.home-logo{
  animation: sealBreath 6s ease-in-out infinite;
}

/* 左上角骑兵logo：hover 微微提亮 */
.logo-img{
  transition: transform .12s ease, filter .12s ease;
}
.logo-img:hover{
  transform: translateY(-1px);
  filter: contrast(1.05);
}
/* ======================
   隐蔽署名（水印）
   ====================== */
.site-signature{
  position:fixed;
  right:18px;
  bottom:14px;
  font-size:12px;
  color:rgba(0,0,0,.18);
  letter-spacing:2px;
  pointer-events:none;
  user-select:none;
  transition: all .25s ease;
  font-family:"Noto Serif SC","PingFang SC",serif;
}

/* 鼠标靠近才略微显现 */
.site-signature:hover{
  color:rgba(0,0,0,.35);
}

/* 贡献 Top3 浅金高亮（克制） */
.table tr.top3 td{
  background: linear-gradient(
    90deg,
    rgba(216,182,106,.22),
    rgba(216,182,106,.10),
    rgba(216,182,106,.02)
  );
}
.table tr.top3:hover td{
  background: linear-gradient(
    90deg,
    rgba(216,182,106,.26),
    rgba(216,182,106,.14),
    rgba(216,182,106,.04)
  );
}

/* 表格局部滚动（约10行） */
.table-scroll{
  max-height: 520px;
  overflow: auto;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.82);
}
.table{
  border: none;
  border-radius: 0;
}
.table thead th{
  position: sticky;
  top: 0;
  z-index: 2;
  background: rgba(245,245,242,.95);
  backdrop-filter: blur(6px);
}

/* Top3 浅金高亮 */
.table tr.top3 td{
  background: linear-gradient(90deg,
    rgba(216,182,106,.22),
    rgba(216,182,106,.10),
    rgba(216,182,106,.02)
  );
}
.table tr.top3:hover td{
  background: linear-gradient(90deg,
    rgba(216,182,106,.26),
    rgba(216,182,106,.14),
    rgba(216,182,106,.04)
  );
}

/* ======================
   Members：管理层置顶 + 列表
   ====================== */

.officer-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap:14px;
  margin-top:12px;
}

.officer-card{
  position:relative;
  padding:14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.78);
  overflow:hidden;
}

/* “印泥红底座”——非常克制 */
.officer-card::after{
  content:"";
  position:absolute;
  left:10px; right:10px; bottom:8px;
  height:10px;
  border-radius: 999px;
  background: rgba(178,31,31,.14); /* 印泥红 */
  filter: blur(0.2px);
  opacity: .9;
}

.officer-name{
  font-weight: 900;
  letter-spacing: .5px;
}

.officer-role{
  margin-top:6px;
  font-size: 12px;
  opacity: .70;
}

.divider{
  height:1px;
  margin:18px 0 14px;
  background: linear-gradient(90deg, transparent, rgba(0,0,0,.12), transparent);
}

.member-list-header{
  display:flex;
  align-items:baseline;
  gap:8px;
  margin-bottom:10px;
  font-weight:800;
}

.member-list{
  background: rgba(255,255,255,.72);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 10px 14px;
}

.member-ul{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap:8px 14px;
}

.member-li{
  padding:8px 10px;
  border-radius: 14px;
  background: rgba(0,0,0,.03);
  border: 1px solid rgba(0,0,0,.06);
}
.member-li:hover{
  background: rgba(0,0,0,.05);
}

/* ======================
   Home Hero Banner
   ====================== */

.home .main{
  padding-top: 18px; /* hero 下方留一点空间 */
}

.hero{
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: stretch;
  justify-content: center;
  background: #f7f7f4;
  overflow: hidden;
}

/* 背景图铺满 */
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image: var(--hero-img);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: translateZ(0);
}

/* 一层轻微的“宣纸雾化”遮罩，让内容更稳重可读 */
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(80% 70% at 50% 35%,
    rgba(255,255,255,.55) 0%,
    rgba(255,255,255,.30) 40%,
    rgba(255,255,255,.05) 70%,
    rgba(255,255,255,0) 100%
  );
  pointer-events: none;
}

.hero-inner{
  position: relative;
  width: min(1200px, 92vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: center;
  gap: 28px;
  padding: 92px 0 48px; /* 让内容避开 topbar */
}

/* 左侧竖排题字区域 */
.hero-vertical{
  display:flex;
  justify-content: center;
  align-items: center;
}

.hero-vertical-text{
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: .18em;
  line-height: 1.05;
  font-weight: 900;
  font-size: clamp(22px, 2.2vw, 34px);

  /* 毛笔感：用系统中文书法/楷体优先（不走外链字体，国内更稳） */
  font-family: "STKaiti","Kaiti SC","KaiTi","Songti SC","Noto Serif SC",serif;

  color: rgba(12,12,12,.92);
  text-shadow: 0 1px 0 rgba(255,255,255,.55);
  padding: 10px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,.35);
  border: 1px solid rgba(0,0,0,.08);
  backdrop-filter: blur(6px);
}

/* 中心内容（真正居中） */
.hero-center{
  display:flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
}

.hero-title{
  margin: 0;
  font-size: clamp(42px, 4.6vw, 72px);
  letter-spacing: .08em;
  font-weight: 900;
  color: rgba(0,0,0,.9);
}

.hero-sub{
  margin: 10px 0 0;
  font-size: 14px;
  opacity: .78;
  font-weight: 700;
}

/* 按钮居中 */
.hero-actions{
  margin-top: 22px;
  display:flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* 顶部导航与 Banner 融合：透明 + 轻雾化 */
.topbar-hero{
  position: fixed;   /* 浮在顶部 */
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255,255,255,.40);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,.08);
}

/* 让页面内容不被 fixed topbar 压住（如果你全站都 fixed，可以挪到全局） */
.home .hero-inner{
  padding-top: 110px;
}

/* 移动端：竖排改成横排在上方，避免太挤 */
@media (max-width: 820px){
  .hero-inner{
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 100px 0 44px;
  }
  .hero-vertical-text{
    writing-mode: horizontal-tb;
    letter-spacing: .10em;
    text-align:center;
  }
}

/* ===== Home hero: 强制按钮居中方案 ===== */

.hero-inner{
  position: relative;
  width: min(1200px, 92vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: center;
  gap: 28px;
  padding: 110px 0 48px;
}

/* 中心区域：占满右侧列，内部用绝对定位居中 */
.hero-center{
  position: relative;
  min-height: 52vh;      /* 给按钮一个“舞台”高度 */
}

/* ✅ 关键：按钮容器绝对居中，不受左侧竖排影响 */
.hero-actions-center{
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

/* 移动端：竖排变横排 + 按钮改正常流式居中 */
@media (max-width: 820px){
  .hero-inner{
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 100px 0 44px;
  }
  .hero-center{
    min-height: auto;
  }
  .hero-actions-center{
    position: static;
    transform: none;
    margin-top: 10px;
  }
  .hero-vertical-text{
    writing-mode: horizontal-tb;
    text-align: center;
  }
}

/* ======================
   Home: Desktop hero + Mobile simple
   ====================== */

/* 默认：展示电脑版 hero，隐藏手机版 simple */
.hero-desktop{ display:block; }
.hero-mobile{ display:none; }

/* 电脑版 hero 维持你现在的 banner 风格 */
.hero{
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: stretch;
  justify-content: center;
  background: #f7f7f4;
  overflow: hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image: var(--hero-img);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(80% 70% at 50% 35%,
    rgba(255,255,255,.55) 0%,
    rgba(255,255,255,.30) 40%,
    rgba(255,255,255,.05) 70%,
    rgba(255,255,255,0) 100%
  );
  pointer-events: none;
}
.hero-inner{
  position: relative;
  width: min(1200px, 92vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: center;
  gap: 28px;
  padding: 110px 0 48px;
}
.hero-vertical{
  display:flex;
  justify-content: center;
  align-items: center;
}
.hero-vertical-text{
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: .18em;
  line-height: 1.05;
  font-weight: 900;
  font-size: clamp(22px, 2.2vw, 34px);
  font-family: "STKaiti","Kaiti SC","KaiTi","Songti SC","Noto Serif SC",serif;
  color: rgba(12,12,12,.92);
  text-shadow: 0 1px 0 rgba(255,255,255,.55);
  padding: 10px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,.35);
  border: 1px solid rgba(0,0,0,.08);
  backdrop-filter: blur(6px);
}

/* 顶部导航融合 */
.topbar-hero{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255,255,255,.40);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,.08);
}

/* 手机版：隐藏大 banner，展示简洁主页 */
@media (max-width: 820px){
  .hero-desktop{ display:none; }
  .hero-mobile{ display:block; }

  .home-simple{
    padding-top: 86px; /* 避开 fixed topbar */
    padding-bottom: 26px;
    background: #f7f7f4;
  }
  .home-simple-inner{
    text-align:center;
    padding: 28px 0 10px;
  }
  .home-simple-title{
    margin:0;
    font-size: 44px;
    font-weight: 900;
    letter-spacing: .12em;
  }
  .home-simple-sub{
    margin: 10px 0 0;
    font-family: "STKaiti","Kaiti SC","KaiTi","Songti SC","Noto Serif SC",serif;
    font-weight: 900;
    opacity: .88;
  }
  .home-simple-hint{
    margin: 10px 0 0;
    font-size: 12px;
    opacity: .70;
    font-weight: 700;
  }
}

/* ===== Mobile: topbar 不再变高盖内容（单行横向滚动） ===== */
@media (max-width: 820px){
  .topbar-hero{
    position: fixed;        /* 继续悬浮 */
  }

  .topbar-inner{
    align-items: center;
    gap: 10px;
  }

  /* 关键：nav 强制单行，不换行；超出就左右滑 */
  .nav{
    display: flex;
    flex-wrap: nowrap;
    white-space: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 10px;
    padding: 6px 2px;
    scrollbar-width: none; /* Firefox */
  }
  .nav::-webkit-scrollbar{ display:none; } /* Chrome/Safari */

  /* 按钮和 logo 也别把高度撑太高（可选：你觉得小就删） */
  .logo-img{ height: 34px; width: auto; }
  .lang button{ padding: 6px 10px; font-size: 12px; }

  /* 让手机版内容避开 topbar：给足顶部间距 */
  .home-simple{
    padding-top: 96px;   /* 比之前更稳，避免盖住内容 */
    padding-bottom: 22px;
  }

  /* 手机版大字 logo */
  .home-simple-logo{
    width: min(260px, 76vw);
    height: auto;
    display: block;
    margin: 0 auto 10px;
  }

  .home-simple-inner{
    text-align: center;
    padding: 18px 0 6px;
  }

  .home-simple-sub{
    margin: 6px 0 0;
    font-family: "STKaiti","Kaiti SC","KaiTi","Songti SC","Noto Serif SC",serif;
    font-weight: 900;
    letter-spacing: .06em;
    opacity: .90;
  }
}

/* ===== Timeline ===== */
.timeline{
  list-style:none;
  padding:0;
  margin:20px 0 0;
  border-left: 2px solid rgba(0,0,0,.12);
}
.timeline li{
  padding: 10px 0 10px 18px;
  position: relative;
}
.timeline li::before{
  content:"";
  position:absolute;
  left:-7px;
  top:18px;
  width:10px;
  height:10px;
  background: rgba(150,0,0,.75);
  border-radius:50%;
}
.timeline .date{
  font-size:12px;
  opacity:.65;
  font-weight:700;
}

/* ===== 铺路队：淡蓝色底座 ===== */
.sub-blue{
  color: rgba(40,80,140,.85);
}

/* 铺路队：用 flex，让卡片宽度跟管理层一样，不会被拉满整行 */
.officer-blue{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 12px;
  align-items: stretch;
}

/* 铺路队：固定卡片宽度（你可以调 220/240） */
.officer-blue .officer-card{
  flex: 0 0 180px;   /* 固定宽度 */
  max-width: 180px;
}


/* 铺路队：底座条改成淡蓝色（覆盖管理层的印泥红） */
.officer-blue .officer-card::after{
  background: rgba(120, 170, 230, .40) !important;
}

/* 如果你的底座条不是 ::after，而是某个子元素（比如 .bar/.base/.underline），也一起覆盖 */
.officer-blue .officer-card .bar,
.officer-blue .officer-card .base,
.officer-blue .officer-card .underline{
  background: rgba(120, 170, 230, .40) !important;
}