/* ===== PC 通用布局（改版）===== */
.container{max-width:1400px;margin:0 auto;padding:0 30px}
.container-wide{max-width:1600px;margin:0 auto;padding:0 30px}

/* ===== 顶部导航条 ===== */
.nav{position:sticky;top:0;z-index:100;background:var(--dark);height:100px;display:flex;align-items:center}
.nav-in{width:100%;max-width:1400px;margin:0 auto;padding:0 30px;display:flex;align-items:center;justify-content:space-between}
.nav-brand{display:flex;align-items:baseline;gap:14px;text-decoration:none}
.nav-brand__main{font-family:var(--serif);font-weight:400;font-size:32px;color:var(--white);line-height:1}
.nav-brand__sub{font-size:14px;color:rgba(255,255,255,0.7)}
.nav-links{display:flex;align-items:center;gap:36px}
.nav-links a{font-size:16px;line-height:26px;color:var(--white);opacity:0.8;transition:opacity .2s}
.nav-links a:hover,.nav-links a.on{opacity:1}
.nav-r{display:flex;align-items:center;gap:20px}
.nav-r__login{font-size:16px;color:var(--white);cursor:pointer;opacity:0.8}
.nav-r__login:hover{opacity:1}
.nav-r__user{font-size:14px;color:var(--white);display:flex;align-items:center;gap:6px;cursor:pointer}
.nav-toggle{display:none;font-size:24px;color:var(--white);background:none;border:none;cursor:pointer}

/* ===== 区块 ===== */
.sec{padding:100px 0}
.sec-dark{background:var(--dark);color:var(--white)}
.sec-light{background:var(--light)}
.sec-grey{background:#F6F5F8}
.sec-hd{text-align:center;max-width:900px;margin:0 auto 60px}
.sec-hd__title{font-weight:700;font-size:42px;line-height:52px}
.sec-hd__sub{font-size:16px;line-height:26px;margin-top:18px;color:var(--text)}
.sec-dark .sec-hd__title{color:var(--white)}
.sec-dark .sec-hd__sub{color:rgba(255,255,255,0.7)}

/* ===== 首页 Hero（团队网格） ===== */
.hero{background:var(--dark);color:var(--white);padding:80px 0 100px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;top:-10%;right:-5%;width:480px;height:480px;background:radial-gradient(circle,rgba(37,218,197,0.08) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.hero-hd{text-align:center;margin-bottom:56px;position:relative;z-index:2}
.hero-hd__tag{display:inline-block;font-size:14px;letter-spacing:3px;color:var(--primary);margin-bottom:18px}
.hero-hd__title{font-weight:700;font-size:48px;line-height:60px;color:var(--white)}
.hero-hd__sub{font-size:18px;line-height:28px;color:rgba(255,255,255,0.7);margin-top:18px;max-width:760px;margin-left:auto;margin-right:auto}
.hero-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 56px;position:relative;z-index:2}
.hero-cell{cursor:pointer;transition:transform .25s}
.hero-cell:hover{transform:translateY(-4px)}
.hero-cell__icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;font-size:40px;color:var(--primary);margin-bottom:20px}
.hero-cell__name{font-weight:500;font-size:18px;line-height:28px;color:var(--white);margin-bottom:10px}
.hero-cell__desc{font-size:14px;line-height:22px;color:rgba(255,255,255,0.7)}

/* ===== 数字员工列表页 ===== */
.staff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}

/* ===== 功能中心 ===== */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}

/* ===== 数字员工详情页 ===== */
.detail-hero-img{width:100%;max-width:970px;height:520px;object-fit:cover;border-radius:var(--r-card);display:block;margin:0 auto}
.detail-title{font-weight:700;font-size:42px;line-height:52px;color:var(--heading);text-align:center;margin-top:40px}
.detail-desc{font-size:18px;line-height:28px;color:var(--text);text-align:center;max-width:700px;margin:24px auto 0}
.detail-btns{display:flex;justify-content:center;gap:20px;margin-top:40px}

/* ===== Footer ===== */
.footer{background:var(--dark);color:var(--white);padding:100px 0 40px}
.footer-in{max-width:1400px;margin:0 auto;padding:0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:60px;margin-bottom:50px}
.footer-brand__txt{font-size:16px;line-height:26px;color:rgba(255,255,255,0.7);margin-bottom:24px}
.footer-socials{display:flex;gap:24px;font-size:20px;color:rgba(255,255,255,0.7)}
.footer-socials a:hover{color:var(--white)}
.footer-col h4{font-weight:500;font-size:18px;line-height:28px;color:var(--white);margin-bottom:18px}
.footer-col a{display:block;font-size:16px;line-height:26px;color:rgba(255,255,255,0.7);padding:6px 0}
.footer-col a:hover{color:var(--white)}
.footer-b{border-top:1px solid rgba(255,255,255,0.1);padding-top:30px;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,0.5);flex-wrap:wrap;gap:12px}
.footer-lang{display:flex;align-items:center;gap:8px;cursor:pointer}

/* ===== 导航下拉面板（全屏展开 + 圆形头像） ===== */
.nav-item-dropdown{position:static;display:inline-block}
.nav-dropdown-arrow{font-size:11px;margin-left:6px;opacity:0.6;transition:transform .25s}
.nav-item-dropdown.open .nav-dropdown-arrow{transform:rotate(180deg)}

/* 全屏下拉面板 */
.nav-dropdown-panel{position:fixed;top:64px;left:0;right:0;background:linear-gradient(160deg,#1a3a7a 0%,#2F1893 100%);z-index:200;opacity:0;visibility:hidden;transition:all .3s ease-out;padding:48px 0 32px;box-shadow:0 24px 48px rgba(47,24,147,0.25);transform:translateY(-10px)}
.nav-item-dropdown.open .nav-dropdown-panel{opacity:1;visibility:visible;transform:translateY(0)}

/* 面板头部 */
.nav-dropdown-header{text-align:center;margin-bottom:36px;padding:0 24px}
.nav-dropdown-title{font-size:24px;font-weight:700;color:#fff;margin-bottom:8px}
.nav-dropdown-sub{font-size:14px;color:rgba(255,255,255,0.7)}

/* 加载中/空状态 */
.nav-dropdown-loading,.nav-dropdown-empty{text-align:center;padding:60px 24px;color:rgba(255,255,255,0.6)}
.nav-dropdown-loading i{font-size:24px}

/* 卡片网格：4列 */
.nav-dropdown-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1200px;margin:0 auto;padding:0 32px}

/* 员工卡片 */
.nav-dropdown-card{display:flex;gap:14px;padding:16px;border-radius:14px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08);transition:all .25s;text-decoration:none;align-items:center}
.nav-dropdown-card:hover{background:rgba(255,255,255,0.12);border-color:rgba(37,218,197,0.4);transform:translateY(-2px)}

/* 圆形头像 */
.nav-dropdown-card__avatar{width:56px;height:56px;border-radius:50%;overflow:hidden;flex-shrink:0;background:linear-gradient(135deg,rgba(37,218,197,0.3),rgba(47,24,147,0.3));display:flex;align-items:center;justify-content:center}
.nav-dropdown-card__avatar img{width:100%;height:100%;object-fit:cover}
.nav-dropdown-card__avatar span{font-size:22px;font-weight:600;color:#fff;font-family:var(--serif)}

/* 卡片文字 */
.nav-dropdown-card__body{flex:1;min-width:0}
.nav-dropdown-card__title{font-size:15px;font-weight:600;color:#fff;margin-bottom:4px}
.nav-dropdown-card__desc{font-size:12px;line-height:18px;color:rgba(255,255,255,0.65);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}

/* 面板底部 */
.nav-dropdown-footer{text-align:center;margin-top:32px}
.nav-dropdown-all{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:100px;background:rgba(37,218,197,0.15);border:1px solid rgba(37,218,197,0.3);color:#fff;font-size:14px;font-weight:500;text-decoration:none;transition:all .25s}
.nav-dropdown-all:hover{background:rgba(37,218,197,0.25);transform:translateY(-2px)}
.nav-dropdown-all i{font-size:11px}

/* 响应式 */
@media(max-width:1200px){
  .nav-dropdown-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:900px){
  .nav-dropdown-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav-dropdown-grid{grid-template-columns:1fr;padding:0 24px}
  .nav-dropdown-card{padding:14px}
  .nav-dropdown-panel{top:56px;padding:32px 0 24px}
}

/* ===== 响应式（PC 为主，平板降级） ===== */
@media(max-width:1200px){
  .hero-grid{grid-template-columns:repeat(3,1fr)}
  .staff-grid,.feature-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px) and not ((hover:hover) and (pointer:fine)){
  .nav-links{display:none}
  .nav-r{display:none}
  .nav-toggle{display:block}
  .hero-grid{grid-template-columns:repeat(2,1fr);gap:32px 24px}
  .staff-grid,.feature-grid{grid-template-columns:1fr}
  .h3-title,.sec-hd__title,.hero-hd__title{font-size:32px;line-height:42px}
  .footer-grid{grid-template-columns:1fr}
  .sec{padding:60px 0}
  .detail-hero-img{height:300px}
}



/* ===== 桌面PC绝对兜底 (2026-08-03) =====
   只要 hover 可用 + pointer 精细（=鼠标环境），就算用户手动把窗口拉到 300x200，
   也强制显示完整8项导航（.nav-links / .nav-r），不显示三道杠(.nav-toggle)。
   优先级：@media 天然高于非 @media；再加 !important，赢过任何移动端媒体查询里的 !important。
*/
@media (hover:hover) and (pointer:fine) {
  .nav{height:auto !important}
  .nav-links{display:flex !important}
  .nav-r{display:flex !important}
  .nav-toggle{display:none !important}
  .nav-brand__sub{display:inline !important}
  .nav-brand__main{font-size:28px !important}
  /* 桌面下绝对不允许被移动端的"展开"样式干扰（汉堡不可能打开，因此.nav-links的行内样式都忽略） */
  .nav-links[style]{display:flex !important; position:static !important; top:auto !important; flex-direction:row !important; gap:42px !important; padding:0 !important; background:transparent !important; border-top:0 !important; z-index:auto !important}
}

/* ===== 响应式：窄屏PC导航避免挤压 ===== */
@media (max-width: 1100px) and (hover: none) and (pointer: coarse) {
  .nav{height:70px !important}
  .nav-in{padding:0 20px}
  .nav-links{display:none !important}
  .nav-r{display:none !important}
  .nav-toggle{display:inline-flex !important;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px;border:1px solid rgba(255,255,255,0.25)}
  .nav-brand__sub{display:none}
  .nav-brand__main{font-size:24px !important}
  /* 汉堡打开的下拉菜单适配 */
  .nav-links[style*="display: flex"],
  .nav-links[style*="display:flex"]{
    display:flex !important;position:absolute;top:70px !important;left:0;right:0;z-index:999;
    flex-direction:column;padding:16px 24px 24px;background:var(--dark);
    border-top:1px solid rgba(255,255,255,0.1);gap:18px !important;
  }
  .nav-links[style*="display: flex"] a,
  .nav-links[style*="display:flex"] a{font-size:15px;padding:6px 0}
  .sec{padding:60px 0 !important}
  .sec-dark[style*="padding-top:140px"],.sec-dark[style*="padding-top: 140px"]{padding-top:110px !important}
  .sec-light[style*="padding-top:120px"],.sec-light[style*="padding-top: 120px"]{padding-top:100px !important}
}
@media (max-width: 600px) {
  .nav-in{padding:0 16px}
  .nav-brand__main{font-size:20px !important}
  .sec-hd{padding:0 18px}
  .sec-hd__title{font-size:26px !important;line-height:1.3}
  .sec-hd__sub{font-size:14px !important}
  .container,.container-wide{padding-left:18px !important;padding-right:18px !important}
  .container-wide .staff-grid,.feature-grid{grid-template-columns:1fr !important}
}


/* 兜底：极窄屏幕 (<768px) 也响应式显示汉堡（兼容老浏览器不支持 hover/pointer media query）*/
/* 2026-08-03: 再加 NOT (桌面鼠标环境)，确保PC版Edge就算窗口拉到600宽也不显示三道杠 */
@media (max-width: 768px) and not ((hover:hover) and (pointer:fine)) {
  .nav{height:70px !important}
  .nav-in{padding:0 16px}
  .nav-links{display:none !important}
  .nav-r{display:none !important}
  .nav-toggle{display:inline-flex !important;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px;border:1px solid rgba(255,255,255,0.25)}
  .nav-links[style*="display: flex"]{
    display:flex !important;position:absolute;top:70px !important;left:0;right:0;z-index:999;
    flex-direction:column;padding:16px 24px 24px;background:var(--dark);
    border-top:1px solid rgba(255,255,255,0.1);gap:18px !important;
  }
}


/* ================================================================
   【桌面PC版Edge/Chrome/任何浏览器 - 最终绝对兜底】2026-08-03
   只要是鼠标环境 (hover:hover) + pointer:fine →
   不管任何宽度（哪怕用户把窗口缩成300px），都显示【完整的8项横向导航】
   绝对不显示三道杠汉堡按钮！
   放在文件末尾，确保盖掉上面所有@media规则里对.nav-toggle/.nav-links的设置！
================================================================ */
@media (hover:hover) and (pointer:fine) {
  .nav{height:auto !important}
  .nav-links{display:flex !important}
  .nav-r{display:flex !important}
  .nav-toggle{display:none !important}
  .nav-brand__sub{display:inline !important}
  .nav-brand__main{font-size:28px !important}
  /* 忽略 JS setProperty 展开的移动端下拉位置 / 行内样式 (desktop永远不展开汉堡) */
  .nav-links,
  .nav-links[style],
  .nav-links[style*="display: flex"],
  .nav-links[style*="display:flex"] {
    display:flex !important;
    position:static !important;
    top:auto !important;
    left:auto !important;
    right:auto !important;
    flex-direction:row !important;
    gap:42px !important;
    padding:0 !important;
    background:transparent !important;
    border-top:0 !important;
    z-index:auto !important;
  }
  /* 桌面下 nav-mobile-forced 类完全失效 (加类也没用) */
  body.nav-mobile-forced .nav,
  html.nav-mobile-forced .nav { height:auto !important }
  body.nav-mobile-forced .nav-in,
  html.nav-mobile-forced .nav-in { padding:0 42px !important }
  body.nav-mobile-forced .nav-links,
  html.nav-mobile-forced .nav-links { display:flex !important }
  body.nav-mobile-forced .nav-r,
  html.nav-mobile-forced .nav-r { display:flex !important }
  body.nav-mobile-forced .nav-toggle,
  html.nav-mobile-forced .nav-toggle { display:none !important }
}


/* ========== 回到顶部按钮 ========== */
.back-top {
  position: fixed;
  bottom: 80px;
  right: 30px;
  z-index: 999;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #2F1893;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
  box-shadow: 0 4px 12px rgba(47,24,147,0.35);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
}
.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-top:hover {
  background: #3b22b5;
  box-shadow: 0 6px 16px rgba(47,24,147,0.5);
  transform: translateY(-2px);
}
.back-top.show:hover {
  transform: translateY(-2px);
}