.profile-header{background:var(--bg-header);border-bottom:1px solid var(--border-color);text-align:center;padding:4rem 1.5rem}.avatar{border:4px solid var(--border-color);object-fit:cover;border-radius:50%;width:120px;height:120px;margin-bottom:1.5rem}.dev-name{color:var(--text-primary);margin-bottom:.5rem;font-size:2rem;font-weight:700}.dev-bio{color:var(--text-secondary);max-width:600px;margin:0 auto 1.5rem;line-height:1.6}.meta-info{color:var(--text-secondary);justify-content:center;gap:1.5rem;margin-bottom:2rem;font-size:.9rem;display:flex}.meta-item{align-items:center;gap:.5rem;display:flex}.social-links{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.social-btn{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:50px;align-items:center;gap:.5rem;padding:.6rem 1.2rem;text-decoration:none;transition:all .2s;display:flex}.social-btn:hover{background:var(--primary-color);border-color:var(--primary-color);color:#fff;transform:translateY(-2px)}body.dark-mode .social-btn:hover{background:var(--primary-color);color:#fff}.repos-section{max-width:1200px;margin:3rem auto;padding:0 1.5rem}.repos-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;margin-top:1.5rem;display:grid}.repo-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;flex-direction:column;padding:1.5rem;text-decoration:none;transition:all .2s;display:flex}.repo-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow-lg);transform:translateY(-4px)}.repo-name{color:var(--primary-color);align-items:center;gap:.5rem;margin-bottom:.5rem;font-size:1.1rem;font-weight:600;display:flex}.repo-desc{color:var(--text-secondary);flex:1;margin-bottom:1rem;font-size:.9rem;line-height:1.5}.repo-stats{color:var(--text-secondary);border-top:1px solid var(--border-color);align-items:center;gap:1rem;padding-top:1rem;font-size:.8rem;display:flex}.stat-item{align-items:center;gap:4px;display:flex}.lang-dot{border-radius:50%;width:10px;height:10px;display:inline-block}