:root{--bg-primary: #050505;--bg-secondary: #0a0a0a;--bg-tertiary: #111111;--bg-card: #0d0d0d;--text-primary: #ffffff;--text-secondary: #b0b0b0;--text-muted: #666666;--text-accent: #e0e0e0;--accent-blue: #3b82f6;--accent-purple: #8b5cf6;--accent-cyan: #06b6d4;--accent-pink: #ec4899;--accent-emerald: #10b981;--glow-blue: rgba(59, 130, 246, .4);--glow-purple: rgba(139, 92, 246, .4);--glow-cyan: rgba(6, 182, 212, .3);--glow-pink: rgba(236, 72, 153, .3);--glass-bg: rgba(255, 255, 255, .03);--glass-bg-hover: rgba(255, 255, 255, .06);--glass-border: rgba(255, 255, 255, .08);--glass-border-hover: rgba(255, 255, 255, .15);--gradient-primary: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));--gradient-glow: radial-gradient(ellipse at center, var(--glow-purple) 0%, transparent 70%);--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-weight-light: 300;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 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p{font-size:1.0625rem;line-height:1.8}.about-experience-list{margin-bottom:1.5rem}.about-experience-title{font-size:.875rem;font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem}.about-experience-card{display:flex;gap:1rem;padding:1.25rem;margin-bottom:.75rem;opacity:0}.about-experience-card:last-of-type{margin-bottom:0}.exp-logo{flex-shrink:0;width:48px;height:48px;border-radius:var(--radius-md);overflow:hidden}.exp-logo 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#3b82f666}.cert-content{padding:1.25rem}.cert-category-badge{display:inline-flex;align-items:center;gap:.375rem;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:.375rem .75rem;border-radius:50px;margin-bottom:.75rem}.cert-workshop .cert-category-badge{color:#8b5cf6;background:#8b5cf626}.cert-certification .cert-category-badge{color:#3b82f6;background:#3b82f626}.cert-experience .cert-category-badge{color:#ec4899;background:#ec489926}.cert-participation .cert-category-badge{color:#6b7280;background:#6b728026}.cert-challenge .cert-category-badge{color:#f59e0b;background:#f59e0b26}.cert-title{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem;line-height:1.4}.cert-meta{display:flex;align-items:center;justify-content:space-between;font-size:.8rem;color:#ffffff80}.cert-issuer{font-weight:500}.featured-badge{position:absolute;top:12px;right:12px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f59e0b,#d97706);border-radius:50%;color:#fff;box-shadow:0 4px 12px #f59e0b66;z-index:2}.cert-stats{display:flex;justify-content:center;gap:4rem;padding:2rem;background:#ffffff05;border:1px solid rgba(255,255,255,.06);border-radius:16px}.stat-item{text-align:center}.stat-number{display:block;font-size:2.5rem;font-weight:800;color:#3b82f6;line-height:1;margin-bottom:.5rem}.stat-label{font-size:.875rem;color:#ffffff80;font-weight:500}.cert-lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:#000000e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:2rem;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.lightbox-content{position:relative;max-width:90vw;max-height:90vh;background:#141923f2;border:1px solid rgba(255,255,255,.1);border-radius:16px;overflow:hidden;animation:scaleIn .3s ease}@keyframes scaleIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.lightbox-content img{max-width:100%;max-height:70vh;object-fit:contain;display:block}.lightbox-pdf{width:80vw;height:70vh;max-width:900px}.lightbox-pdf iframe{width:100%;height:100%;border:none;background:#fff}.lightbox-close{position:absolute;top:16px;right:16px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#00000080;border:1px solid rgba(255,255,255,.1);border-radius:50%;color:#fff;cursor:pointer;transition:all .2s ease;z-index:10}.lightbox-close:hover{background:#ef4444cc;border-color:transparent}.lightbox-info{padding:1.5rem;text-align:center;border-top:1px solid rgba(255,255,255,.1)}.lightbox-info h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.lightbox-info p{font-size:.9rem;color:#ffffff80;margin-bottom:1rem}.lightbox-download{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#3b82f6,#1e40af);border-radius:50px;text-decoration:none;transition:all .3s ease}.lightbox-download:hover{transform:translateY(-2px);box-shadow:0 8px 25px #3b82f666}@media(max-width:768px){.certifications-section{padding:100px 0 60px}.cert-filters{gap:.5rem}.cert-filter-btn{padding:.5rem 1rem;font-size:.8rem}.cert-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.cert-stats{flex-direction:column;gap:1.5rem}.stat-number{font-size:2rem}.lightbox-pdf{width:95vw;height:60vh}}@media(max-width:480px){.cert-grid{grid-template-columns:1fr}.cert-image-container{height:160px}}