.global-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px 16px;padding:10px 18px;background:#0a0a0cf2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:none;box-shadow:none;z-index:10000;position:sticky;top:0;transition:opacity .3s ease,transform .3s ease;opacity:1;transform:translateY(0)}.global-header.hidden{opacity:0;transform:translateY(-100%);pointer-events:none}.global-header-left{display:flex;align-items:center;gap:12px;min-width:0}.global-header-logo{height:30px;width:auto;object-fit:contain;transition:transform .2s ease}.global-header-logo:hover{transform:scale(1.05)}.global-header-logo.fsc-logo{height:32px}.global-header-logo.nomad-logo{height:12px;margin-right:5px;opacity:.9}.global-header-logo.volumetric-logo{height:42px;margin-right:8px}.logo-link{display:flex;align-items:center;text-decoration:none;transition:transform .2s ease}.logo-link:hover{transform:scale(1.05)}.global-header-title-container{display:flex;flex-direction:column;gap:2px;min-width:0}.global-header-title{margin:0;font-size:18px;font-weight:700;color:#0ff;text-transform:uppercase;letter-spacing:1px}.global-header-session{display:none}.global-header-center{display:flex;align-items:center;flex:1;min-width:0;justify-content:center;position:relative}.global-header-nav{display:flex;flex-wrap:wrap;gap:6px;align-items:center;justify-content:center}.global-header-menu-toggle{display:none;width:42px;height:42px;padding:0;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:#ffffff0a;color:#e8eefc;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}.global-header-menu-toggle span{width:18px;height:2px;border-radius:999px;background:currentColor}.global-header-menu-toggle:hover,.global-header-menu-toggle.active{border-color:#00ffff59;background:#00ffff14;box-shadow:0 0 0 3px #00ffff14}.nav-btn{--nav-accent: #00ffff;min-width:42px;min-height:42px;padding:8px 10px;font-size:12px;font-weight:600;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:12px;color:#e8eefcd1;cursor:pointer;transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;touch-action:manipulation;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:8px}.nav-btn:hover{background:#ffffff14;border-color:color-mix(in srgb,var(--nav-accent) 55%,rgba(255,255,255,.15));color:#fff;transform:translateY(-1px);box-shadow:0 8px 24px #00000038}.nav-btn:active{transform:translateY(0)}.nav-btn:focus-visible,.global-header-menu-toggle:focus-visible,.lang-selector-btn:focus-visible,.auth-user-btn:focus-visible,.auth-signin-btn:focus-visible{outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--nav-accent, #00ffff) 25%,transparent);border-color:color-mix(in srgb,var(--nav-accent, #00ffff) 55%,rgba(255,255,255,.15))}.nav-btn.active{background:color-mix(in srgb,var(--nav-accent) 16%,rgba(255,255,255,.04));border-color:color-mix(in srgb,var(--nav-accent) 68%,rgba(255,255,255,.15));color:#fff;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--nav-accent) 32%,transparent)}.nav-btn-icon{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;color:var(--nav-accent);flex:0 0 auto}.nav-btn-icon-svg{width:20px;height:20px;display:block}.nav-btn-label{line-height:1;letter-spacing:.03em}.nav-btn-icon-only{width:46px;min-width:46px;padding:0}.global-header-extra-actions{display:flex;align-items:center;margin-left:8px;gap:8px}.global-header-auth{display:flex;align-items:center;margin-left:8px}.auth-signin-btn{width:74px;height:46px;padding:0;font-size:13px;font-weight:600;background:transparent;border:2px solid #00ffff;border-radius:10px;color:#0ff;cursor:pointer;transition:all .2s;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center}.auth-signin-btn:hover{background:#0ff;color:#000;transform:translateY(-1px);box-shadow:0 4px 12px #0ff6}.auth-signin-btn:active{transform:translateY(0)}.header-icon-button-icon{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center}.header-icon-button-icon .nav-btn-icon-svg{width:20px;height:20px}.auth-user-area{position:relative}.auth-user-btn{padding:10px 18px;font-size:13px;font-weight:600;background:#00ffff1a;border:2px solid rgba(0,255,255,.4);border-radius:10px;color:#0ff;cursor:pointer;transition:all .2s;white-space:nowrap}.auth-user-btn:hover{background:#0ff3;border-color:#0ff;transform:translateY(-1px);box-shadow:0 4px 12px #00ffff4d}.auth-user-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:#1a1a1e;border:1px solid rgba(0,255,255,.2);border-radius:8px;overflow:hidden;min-width:160px;box-shadow:0 8px 24px #00000080;z-index:10001}.auth-dropdown-item{display:block;width:100%;padding:12px 16px;font-size:13px;font-weight:500;background:none;border:none;color:#ccc;cursor:pointer;text-align:left;transition:all .15s}.auth-dropdown-item:hover{background:#00ffff1a;color:#fff}.auth-dropdown-item.active{background:#00ffff26;color:#0ff;font-weight:700}.auth-dropdown-divider{height:1px;background:#ffffff1a;margin:4px 0}.auth-dropdown-logout{border-top:1px solid #333;color:#f66}.auth-dropdown-logout:hover{background:#ff32321a;color:#f44}@media(max-width:1280px){.global-header-title{font-size:16px}.nav-btn-label{display:none}.nav-btn{padding:8px;min-width:40px}}@media(max-width:1024px){.global-header{padding:10px 12px}.global-header-title-container{display:none}.global-header-logo{height:28px}.global-header-logo.volumetric-logo{height:36px}}@media(max-width:768px){.global-header{flex-wrap:nowrap}.global-header-left{flex:1;min-width:0}.global-header-center{flex:0 0 auto;justify-content:flex-end}.global-header-menu-toggle{display:inline-flex}.global-header-nav{position:absolute;top:calc(100% + 8px);left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:8px;padding:12px;border-radius:16px;border:1px solid rgba(255,255,255,.08);background:#070a12fa;box-shadow:0 16px 40px #00000073;z-index:10002}.global-header-nav.isOpen{display:flex}.nav-btn{width:100%;justify-content:flex-start;padding:10px 12px}.nav-btn-label{display:inline}.global-header-extra-actions,.global-header-auth{margin-left:0}}