:root{--cb-nav-border:#e2e8f8;--cb-nav-shadow:0 1px 4px rgba(37,99,235,.07);--cb-nav-grad:linear-gradient(135deg,#2563eb,#6366f1 50%,#06b6d4);--cb-nav-grad-text:linear-gradient(135deg,#2563eb,#6366f1,#06b6d4);--cb-nav-font-head:"Space Grotesk",sans-serif;--cb-nav-font-mono:"JetBrains Mono",monospace;--cb-nav-text-secondary:#64748b;--cb-nav-accent:#2563eb;--cb-nav-radius:8px;--cb-nav-height:64px}.cb-nav{backdrop-filter:blur(14px) saturate(1.2);-webkit-backdrop-filter:blur(14px) saturate(1.2);background:transparent;border-bottom:1px solid transparent;box-shadow:none;height:var(--header-height,var(--cb-nav-height));top:0;z-index:200}.cb-nav-inner{align-items:center;display:flex;gap:16px;height:100%;justify-content:space-between;margin:0 auto;max-width:1400px;padding:0 clamp(16px,3vw,24px)}.cb-logo{background:var(--grad-text,var(--cb-nav-grad-text));-webkit-background-clip:text;font-family:var(--font-head,var(--cb-nav-font-head));font-size:clamp(1rem,2.5vw,1.15rem);font-weight:700;text-decoration:none;white-space:nowrap;-webkit-text-fill-color:transparent;background-clip:text}.cb-nav-menu{background-color:transparent;flex-wrap:wrap;gap:clamp(12px,2vw,22px);justify-content:flex-end}.cb-nav-links,.cb-nav-menu{align-items:center;display:flex}.cb-nav-links{gap:clamp(10px,1.8vw,20px);list-style:none}.cb-nav-links a{align-items:center;color:var(--text-secondary,var(--cb-nav-text-secondary));display:inline-flex;font-family:var(--font-mono,var(--cb-nav-font-mono));font-size:.78rem;font-weight:500;gap:.4em;text-decoration:none;transition:color .2s ease,transform .15s ease}.cb-nav-links a.active,.cb-nav-links a:hover{color:var(--accent-color,var(--cb-nav-accent));transform:translateY(-1px)}.cb-nav-btn{align-items:center;background:var(--grad,var(--cb-nav-grad));border:none;border-radius:var(--radius-sm,var(--cb-nav-radius));box-shadow:0 2px 10px rgba(37,99,235,.2);color:#fff;cursor:pointer;display:inline-flex;font-family:var(--font-head,var(--cb-nav-font-head));font-size:.84rem;font-weight:700;justify-content:center;padding:8px 18px;text-decoration:none;transition:opacity .2s,transform .15s}.cb-nav-btn:hover{opacity:.9;transform:translateY(-1px)}