:root{--font-main:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,sans-serif;--font-code:"JetBrains Mono",monospace;--bg-primary:#07090e;--bg-secondary:#0d111a;--bg-card:rgba(18,24,38,0.75);--bg-card-hover:rgba(28,36,56,0.85);--bg-glass:rgba(255,255,255,0.03);--border-glass:rgba(255,255,255,0.08);--border-accent:rgba(99,102,241,0.3);--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-primary:#6366f1;--accent-secondary:#8b5cf6;--accent-cyan:#06b6d4;--accent-emerald:#10b981;--gradient-brand:linear-gradient(135deg,#6366f1,#8b5cf6 50%,#06b6d4);--gradient-card:linear-gradient(180deg,rgba(255,255,255,0.04),rgba(255,255,255,0.01));--shadow-sm:0 4px 6px -1px rgba(0,0,0,0.3);--shadow-glow:0 0 25px rgba(99,102,241,0.25);--shadow-cyan:0 0 25px rgba(6,182,212,0.2);--radius-sm:8px;--radius-md:14px;--radius-lg:24px;--radius-full:9999px;--transition-fast:0.2s cubic-bezier(0.4,0,0.2,1);--transition-normal:0.3s 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var(--border-glass);color:var(--text-secondary);width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}.footer{padding:3rem 0;border-top:1px solid var(--border-glass);text-align:center;color:var(--text-muted);font-size:.9rem}.mobile-menu-btn{display:none}@media (max-width:768px){.mobile-menu-btn{display:flex}.nav-links{display:none}.nav-links.active{display:flex;flex-direction:column;position:absolute;top:72px;left:0;width:100%;background:var(--bg-secondary);padding:1.5rem;border-bottom:1px solid var(--border-glass)}}