/* 南山法师·山房 —— 全局固定顶栏（自包含，不依赖各页 CSS 变量） */
:root{
  --ns-ink:#21343a; --ns-ink2:#3c525a; --ns-accent:#2f6f74; --ns-accent2:#5b8c84;
  --ns-seal:#9c3b32; --ns-gold:#b08d57; --ns-line:rgba(185,169,138,.55);
  --ns-card:rgba(251,247,238,.94); --ns-paper:#f3ede0;
}
/* 顶栏吸顶 */
.ns-bar{
  position:fixed; top:0; left:0; right:0; height:56px; z-index:200;
  display:flex; align-items:center; gap:10px; padding:0 14px;
  background:var(--ns-card);
  -webkit-backdrop-filter:blur(9px); backdrop-filter:blur(9px);
  border-bottom:1px solid var(--ns-line);
  box-shadow:0 2px 14px rgba(33,52,58,.10);
  font-family:"Noto Serif SC","Songti SC",serif; color:var(--ns-ink);
}
body.ns-has-bar{ padding-top:56px; }

/* 左：返回山房 */
.ns-home{
  display:flex; align-items:center; gap:6px; flex:none; white-space:nowrap;
  text-decoration:none; color:var(--ns-ink);
  font-family:"Ma Shan Zheng","Noto Serif SC",cursive; font-size:20px; letter-spacing:2px;
  padding-right:12px; border-right:1px solid var(--ns-line);
}
.ns-home:hover{ color:var(--ns-accent); }

/* 中：模块平铺图标 */
.ns-mods{ flex:1; display:flex; align-items:center; gap:2px; overflow-x:auto; scrollbar-width:none; }
.ns-mods::-webkit-scrollbar{ display:none; }
.ns-mod{
  position:relative; flex:none; display:flex; align-items:center; justify-content:center;
  width:38px; height:38px; border-radius:10px; text-decoration:none; color:var(--ns-ink);
  font-size:20px; opacity:.80; transition:.16s;
}
.ns-mod:hover{ opacity:1; background:rgba(47,111,116,.12); }
.ns-mod .dot{ position:absolute; right:6px; top:6px; width:7px; height:7px; border-radius:50%; background:#b0a98f; }
.ns-mod .dot.on{ background:#3f9d5a; box-shadow:0 0 0 2px rgba(63,157,90,.22); }
.ns-mod .tip{
  position:absolute; bottom:46px; left:50%; transform:translateX(-50%);
  background:var(--ns-ink); color:#fff; font-size:12px; letter-spacing:1px; white-space:nowrap;
  padding:4px 9px; border-radius:7px; opacity:0; pointer-events:none; transition:.15s;
  font-family:"Noto Serif SC",serif;
}
.ns-mod:hover .tip{ opacity:1; }

/* 右：三仪 */
.ns-sanc{ display:flex; align-items:center; gap:14px; flex:none; padding-left:12px; border-left:1px solid var(--ns-line); }
.ns-seg{ display:flex; align-items:center; gap:6px; font-size:12px; line-height:1.25; }
.ns-seg .ic{ font-size:16px; opacity:.85; }
.ns-seg .k{ color:var(--ns-accent); font-size:10px; letter-spacing:1px; display:block; }
.ns-seg .v{ font-weight:600; font-variant-numeric:tabular-nums; }
.ns-seg .v small{ font-weight:400; color:var(--ns-ink2); font-size:11px; }

@media(max-width:820px){
  .ns-sanc{ gap:8px; }
  .ns-seg .k{ display:none; }
  .ns-home{ font-size:15px; padding-right:8px; }
  .ns-mod{ width:34px; height:34px; font-size:18px; }
}
@media(max-width:560px){
  .ns-sanc{ display:none; }   /* 窄屏隐藏三仪，保留返回与模块 */
}