.header{background:rgba(13,12,12,.65);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:1000;width:100%}.header nav{max-width:1200px;margin:0 auto;padding:1.1rem 2rem;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:.85rem;font-weight:800}.brand span{font-size:1.35rem;letter-spacing:-.03em;background:linear-gradient(135deg,var(--text-primary) 30%,var(--accent-cyan));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.brandLogo{color:var(--accent-cyan);display:flex;align-items:center;justify-content:center;transition:var(--transition-smooth)}.brandLogo svg{width:28px;height:28px;filter:drop-shadow(0 2px 8px rgba(190, 18, 60, .1))}.brand:hover .brandLogo{transform:scale(1.08) rotate(4deg);filter:drop-shadow(0 0 10px rgba(190, 18, 60, .3));color:#fff}.btnLogin,.btnPrimary,.btnSecondary{padding:.65rem 1.6rem;border-radius:99px;font-size:.875rem;font-weight:700;transition:var(--transition-smooth);display:inline-block;text-align:center;letter-spacing:-.01em}.btnLogin{border:1px solid var(--border-color);background:rgba(255,255,255,.02);color:var(--text-primary);backdrop-filter:blur(8px)}.btnLogin:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);transform:translateY(-1px)}.btnPrimary{background:linear-gradient(135deg,var(--accent-blue) 0,#9f1239 100%);color:#fff;box-shadow:var(--glow-blue);border:1px solid rgba(255,255,255,.05)}.btnPrimary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(190,18,60,.3),var(--border-glow-blue);filter:brightness(1.08)}.btnSecondary{background:rgba(255,255,255,.03);border:1px solid var(--border-color);color:var(--text-secondary)}.btnSecondary:hover{background:rgba(255,255,255,.08);color:var(--text-primary);border-color:rgba(255,255,255,.15);transform:translateY(-1px)}.global-mode .content{max-width:1200px;margin:0 auto;padding:4rem 2rem;min-height:calc(100vh - 180px)}.footer{border-top:1px solid var(--border-color);background:rgba(13,12,12,.8);padding:3rem 2rem;text-align:center;backdrop-filter:blur(10px)}.footer p{color:var(--text-secondary);font-size:.875rem;font-weight:500;letter-spacing:-.01em}.footer .tagline{margin-top:.6rem;font-size:.8rem;color:var(--text-muted);font-weight:400}@media (max-width:768px){.header nav{padding:1rem 1.25rem;flex-direction:row;gap:1rem}}