/* Mars AI Operator — combined language + version switcher (bottom-left). */
.aiops-nav{position:fixed;left:16px;bottom:16px;z-index:60;display:flex;gap:8px;
  font:13px/1 "Inter",system-ui,sans-serif}
.aiops-seg{display:inline-flex;align-items:center;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border:1px solid rgba(10,10,10,.14);border-radius:999px;
  box-shadow:0 2px 10px rgba(0,0,0,.08);overflow:hidden}
.aiops-seg a{padding:8px 12px;text-decoration:none;color:#525252;font-weight:600;white-space:nowrap}
.aiops-seg a + a{border-left:1px solid rgba(10,10,10,.1)}
.aiops-seg a:hover{background:#f5f5f4;color:#0a0a0a}
.aiops-seg a.on{background:#0a0a0a;color:#fff}
.aiops-seg a.on:hover{background:#0a0a0a;color:#fff}
@media(max-width:680px){.aiops-nav{left:12px;bottom:12px;gap:6px}.aiops-seg a{padding:7px 10px;font-size:12px}}