/* Shared site header for every page (injected by server.py from site_meta.py).
   Scoped to .qo-* so it never collides with a page's own styles. */
.qo-skip{position:absolute;left:-9999px;top:8px;z-index:10001;background:#55b8e8;color:#04121c;padding:8px 12px;border-radius:6px;font:600 13px/1 system-ui,-apple-system,"Segoe UI",sans-serif;text-decoration:none}
.qo-skip:focus{left:12px}
.qo-site{position:sticky;top:0;z-index:10000;background:rgba(6,16,25,.92);border-bottom:1px solid #22384a;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);font:14px/1.3 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:#d8e6ef;
  padding-top:env(safe-area-inset-top,0px)}
.qo-site *{box-sizing:border-box}
.qo-site details,.qo-site summary,.qo-site ul,.qo-site li{margin:0;border:0;padding-top:0;background:none;font:inherit;line-height:inherit}
.qo-site a{text-decoration:none}
.qo-site-inner{max-width:1400px;margin:0 auto;padding:0 clamp(12px,2.4vw,24px);height:52px;display:flex;align-items:center;gap:18px}
.qo-brand{display:inline-flex;align-items:center;gap:9px;color:#edf6ff;text-decoration:none;font-weight:650;letter-spacing:-.01em;white-space:nowrap;margin-right:auto}
.qo-brand b{font-weight:800;color:#7fcdf2}
.qo-brand img{display:block;border-radius:5px}
.qo-nav-list{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.qo-nav-item>a,.qo-menu>summary{display:block;padding:8px 11px;border-radius:7px;color:#b9cddb;text-decoration:none;font-weight:550;cursor:pointer;list-style:none;white-space:nowrap}
.qo-menu>summary::-webkit-details-marker{display:none}
.qo-menu>summary::after{content:"";display:inline-block;width:6px;height:6px;margin-left:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);opacity:.7}
.qo-nav-item>a:hover,.qo-menu>summary:hover{color:#fff;background:#0f2433}
.qo-nav-item>a[aria-current="page"]{color:#fff;background:#12324a;box-shadow:inset 0 0 0 1px #2c5876}
.qo-has-menu.is-active>.qo-menu>summary{color:#fff}
.qo-has-menu{position:relative}
.qo-menu-list{position:absolute;right:0;top:calc(100% + 6px);min-width:220px;list-style:none;margin:0;padding:6px;background:#0b1a26;border:1px solid #25445a;border-radius:10px;box-shadow:0 14px 34px rgba(0,0,0,.45)}
.qo-menu-list a,.qo-m-list a{display:block;padding:8px 10px;border-radius:6px;color:#cfe0eb;text-decoration:none}
.qo-menu-list a:hover,.qo-m-list a:hover{background:#12293a;color:#fff}
.qo-menu-list a[aria-current="page"],.qo-m-list a[aria-current="page"]{background:#12324a;color:#fff}
.qo-site a:focus-visible,.qo-site summary:focus-visible{outline:2px solid #7fcdf2;outline-offset:2px}
.qo-mobile{display:none;position:relative}
.qo-mobile>summary{list-style:none;cursor:pointer;padding:8px 12px;border:1px solid #2a4458;border-radius:8px;color:#d8e6ef;font-weight:600}
.qo-mobile>summary::-webkit-details-marker{display:none}
.qo-m-list{position:absolute;right:0;top:calc(100% + 8px);width:min(86vw,320px);max-height:75vh;overflow:auto;list-style:none;margin:0;padding:8px;background:#0b1a26;border:1px solid #25445a;border-radius:12px;box-shadow:0 14px 34px rgba(0,0,0,.5)}
.qo-m-group>span{display:block;padding:8px 10px 4px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#7895aa}
.qo-m-group ul{list-style:none;margin:0;padding:0}
@media (max-width:900px){.qo-nav{display:none}.qo-mobile{display:block}}
@media (prefers-reduced-motion:reduce){.qo-site{backdrop-filter:none}}