.jb-nav{position:-webkit-sticky;position:sticky;top:0;z-index:80;background:linear-gradient(180deg,rgba(239,246,255,.95),#fff 52%);border-bottom:1px solid rgba(2,132,199,.18);box-shadow:0 2px 16px -6px rgba(15,23,42,.08)}.jb-nav__inner{width:100%;max-width:1280px;margin:0 auto;justify-content:flex-start;gap:12px;min-height:56px;padding:4px clamp(10px,2.5vw,20px);box-sizing:border-box}.jb-nav__brand,.jb-nav__inner{display:flex;align-items:center;min-width:0}.jb-nav__brand{text-decoration:none;color:#0f172a;gap:8px;flex-shrink:1;border-radius:12px;padding:2px 4px;transition:background .16s ease,box-shadow .16s ease}.jb-nav__brand:hover{background:rgba(2,132,199,.06);box-shadow:0 10px 18px -16px rgba(2,132,199,.35)}.jb-nav__logoWrap{display:inline-flex;align-items:center;height:44px;transform-origin:left center;transform:scale(1.38);margin-right:14px}.jb-nav__logo{display:block;width:auto;height:44px;max-width:min(520px,calc(100vw - 148px));object-fit:contain;object-position:left center;filter:saturate(1.02) contrast(1.02)}@media (min-width:640px){.jb-nav__inner{min-height:62px;padding-top:6px;padding-bottom:6px}.jb-nav__logoWrap{height:50px;transform:scale(1.42);margin-right:18px}.jb-nav__logo{height:50px;max-width:min(640px,calc(100vw - 190px))}}@media (min-width:1024px){.jb-nav__inner{min-height:68px;padding-top:6px;padding-bottom:8px}.jb-nav__logoWrap{height:56px;transform:scale(1.48);margin-right:22px}.jb-nav__logo{height:56px;max-width:min(760px,calc(100vw - 220px))}}@media (max-width:420px){.jb-nav__inner{min-height:50px;padding-top:4px;padding-bottom:4px}.jb-nav__logoWrap{height:38px;transform:scale(1.26);margin-right:10px}.jb-nav__logo{height:38px;max-width:calc(100vw - 124px)}}