:root{--font-heading:"Outfit", "Inter", -apple-system, sans-serif;--font-body:"Inter", -apple-system, sans-serif;--transition-smooth:all .4s cubic-bezier(.16, 1, .3, 1);--transition-fast:all .2s ease}:root[data-theme=light]{--bg-primary:#f3f4f6;--bg-secondary:#fff;--bg-tertiary:#f9fafb;--text-primary:#111827;--text-secondary:#4b5563;--text-tertiary:#9ca3af;--accent:#0e5484;--accent-rgb:14, 84, 132;--accent-light:#e0f2fe;--success:#059669;--tag-bg:#e2e8f0;--card-bg:#ffffffbf;--card-border:#0e548414;--nav-bg:#fffc;--glow-color:#0e54841a;--box-shadow:0 10px 30px -10px #00000014;--border-radius:16px}:root[data-theme=dark],:root{--bg-primary:#07090e;--bg-secondary:#0f131a;--bg-tertiary:#161b22;--text-primary:#f3f4f6;--text-secondary:#9ca3af;--text-tertiary:#6b7280;--accent:#38bdf8;--accent-rgb:56, 189, 248;--accent-light:#38bdf81a;--success:#3bd80d;--tag-bg:#1e293b;--card-bg:#0f131ab3;--card-border:#ffffff0d;--nav-bg:#07090ebf;--glow-color:#38bdf826;--box-shadow:0 20px 40px -15px 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a:hover{color:var(--accent)}.social-links-footer{gap:1.5rem;display:flex}.social-links-footer a{color:var(--text-secondary);align-items:center;gap:.5rem;font-size:.9rem;font-weight:600;display:inline-flex}.social-links-footer a:hover{color:var(--accent)}.certificates-panel{background:linear-gradient(135deg, var(--card-bg) 0%, rgba(var(--accent-rgb), .05) 100%);flex-direction:column;justify-content:center;align-items:flex-start;padding:3rem;display:flex}.cert-panel-badge{background-color:var(--accent-light);color:var(--accent);border-radius:4px;margin-bottom:1.5rem;padding:.25rem .75rem;font-size:.75rem;font-weight:700;display:inline-block}.cert-panel-title{margin-bottom:1rem;font-size:1.8rem}.cert-panel-desc{color:var(--text-secondary);margin-bottom:2rem;font-size:.95rem;line-height:1.6}.cert-btn{width:100%}.footer-bar{border-top:1px solid var(--card-border);background-color:var(--bg-primary);padding:2rem 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