.bt-header{--bt-color-bg:#080D1A;--bt-color-surface:#0D1526;--bt-color-text:#E0E6ED;--bt-color-text-strong:#FFF;--bt-color-muted:#4A5568;--bt-color-primary:#1566FF;--bt-color-secondary:#00C2FF;--bt-color-accent:#FF6B35;--bt-font-head:"Barlow Condensed",system-ui,-apple-system,sans-serif;--bt-font-body:"Barlow Semi Condensed",system-ui,-apple-system,sans-serif;--bt-font-mono:ui-monospace,"JetBrains Mono",monospace;--bt-hdr-h:72px;--bt-gap:16px;--bt-pad-x:clamp(16px,4vw,32px);--bt-maxw:1184px;background:var(--bt-color-bg);color:var(--bt-color-text);position:relative;z-index:1000;width:100%}.bt-header .bt-status{background:linear-gradient(90deg,var(--bt-color-surface),var(--bt-color-bg));border-bottom:1px solid rgba(255,255,255,0.06);overflow:hidden;width:100%}.bt-header .bt-status__track{display:flex;align-items:center;min-height:36px;width:max-content}.bt-header .bt-status__marquee{display:flex;white-space:nowrap;will-change:transform;animation:bt-marquee 30s linear infinite}.bt-header .bt-status__marquee span{display:inline-flex;align-items:center;padding-right:64px;color:var(--bt-color-text);text-transform:uppercase;font-family:var(--bt-font-mono);font-size:12px;letter-spacing:0.08em}.bt-header .bt-status__label{color:#1566FF!important;padding-right:8px;font-weight:800!important}@keyframes bt-marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}.bt-header .bt-bar{display:flex;justify-content:space-between;align-items:center;height:var(--bt-hdr-h);padding:0 var(--bt-pad-x);width:100%;max-width:var(--bt-maxw);margin:0 auto;box-sizing:border-box}.bt-header .bt-nav-cluster{display:flex;align-items:center;gap:48px}.bt-header .bt-logo{font-family:var(--bt-font-head);font-weight:800;font-size:clamp(22px,2.6vw,28px);letter-spacing:0.08em;text-transform:uppercase;color:var(--bt-color-text-strong);text-decoration:none;display:inline-flex;align-items:baseline;gap:4px;white-space:nowrap}.bt-header .bt-logo .tld{color:var(--bt-color-primary);font-size:0.8em}.bt-header nav.bt-nav{display:flex;gap:24px;align-items:center}.bt-header .bt-nav a{position:relative;display:inline-flex;align-items:center;height:40px;padding:0 4px;font-family:var(--bt-font-head);font-weight:800;text-transform:uppercase;letter-spacing:0.08em;color:var(--bt-color-text);text-decoration:none;transition:color 0.2s ease}.bt-header .bt-nav a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--bt-color-primary);transform:scaleX(0);transition:transform 0.2s ease}.bt-header .bt-nav a:hover::after{transform:scaleX(1)}.bt-header .bt-actions{display:flex;align-items:center;gap:16px}.bt-header .bt-cart{position:relative;display:flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid rgba(255,255,255,0.12);background:var(--bt-color-surface);color:var(--bt-color-text);text-decoration:none;transition:all 0.2s ease}.bt-header .bt-cart:hover{border-color:var(--bt-color-primary);color:var(--bt-color-text-strong)}.bt-header .bt-cart-count{position:absolute;top:-6px;right:-6px;min-width:20px;height:20px;padding:0 4px;background:var(--bt-color-primary);color:#fff;font-size:11px;font-weight:700;line-height:20px;text-align:center;font-family:var(--bt-font-mono);border:1px solid rgba(0,0,0,0.2)}.bt-header .bt-burger{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,0.12);background:var(--bt-color-surface);cursor:pointer;color:var(--bt-color-text)}.bt-header #bt-nav-toggle{position:absolute;opacity:0;pointer-events:none}@media (max-width:980px){.bt-header nav.bt-nav{display:none}.bt-header .bt-burger{display:inline-flex}.bt-header .bt-nav-cluster{gap:16px}}.bt-header .bt-mobile-panel{position:absolute;top:100%;left:0;right:0;background:var(--bt-color-bg);opacity:0;transform:translateY(-10px);pointer-events:none;transition:0.2s ease;padding:20px var(--bt-pad-x);border-top:1px solid rgba(255,255,255,0.1);z-index:99}.bt-header #bt-nav-toggle:checked~.bt-mobile-panel{opacity:1;transform:translateY(0);pointer-events:auto}.bt-header .bt-mobile-panel a{display:block;padding:14px 0;color:var(--bt-color-text);text-decoration:none;font-family:var(--bt-font-head);text-transform:uppercase;font-weight:800;border-bottom:1px solid rgba(255,255,255,0.05)}