@media (max-width: 768px) {
  nav { padding: 0.8rem 1rem !important; }
  .nav-links { display: none !important; }
  .hamburger { display: flex !important; }
  
  .hero { 
    grid-template-columns: 1fr !important; 
    padding: 1rem !important;
    padding-top: 70px !important;
    gap: 1.5rem !important;
    min-height: auto !important;
  }
  .hero h1 { font-size: 2.2rem !important; }
  .hero-bio { font-size: 0.95rem !important; max-width: 100% !important; }
  .hero-eyebrow { font-size: 0.65rem !important; }
  .hero-sub { font-size: 0.75rem !important; }
  .hero-visual { order: -1; }
  .photo-frame { width: 200px !important; height: 260px !important; margin: 0 auto !important; }
  
  .stats-row { grid-template-columns: repeat(2,1fr) !important; margin: 0 1rem !important; }
  .stat { padding: 1.2rem !important; }
  .stat-n { font-size: 2rem !important; }
  
  section { padding: 2.5rem 1rem !important; }
  .sec-title { font-size: 2rem !important; }
  
  .about-grid { grid-template-columns: 1fr !important; gap: 2rem !important; }
  .skills-grid { grid-template-columns: 1fr !important; }
  .hobbies-grid { grid-template-columns: 1fr !important; }
  
  .research-item { grid-template-columns: 60px 1fr !important; gap: 1rem !important; }
  
  .social-grid { gap: 0.5rem !important; }
  .social-link { padding: 0.6rem 0.8rem !important; font-size: 0.7rem !important; }
  
  .artemis-block { padding: 1.5rem !important; }
  
  footer { padding: 1.2rem 1rem !important; flex-direction: column !important; gap: 0.5rem !important; text-align: center !important; }
  
  .page-hero { padding: 5rem 1rem 2rem !important; }
  .page-title { font-size: 2.2rem !important; }
  .content-wrap { padding: 2rem 1rem !important; }
  
  .two-col { grid-template-columns: 1fr !important; }
  .timeline-item { grid-template-columns: 60px 1fr !important; gap: 0.8rem !important; }
  .interest-grid { grid-template-columns: 1fr 1fr !important; }
  .cert-list { grid-template-columns: 1fr !important; }
  .contact-grid { grid-template-columns: 1fr !important; }
  
  .mobile-menu a { font-size: 1.3rem !important; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.9rem !important; }
  .stats-row { grid-template-columns: 1fr 1fr !important; }
  .interest-grid { grid-template-columns: 1fr !important; }
  .photo-frame { width: 160px !important; height: 210px !important; }
}

@media (max-width: 768px) {
  .hero-visual { margin-bottom: 1rem !important; }
  .hero-eyebrow { margin-top: 1.5rem !important; margin-bottom: 1rem !important; }
  .hero h1 { margin-bottom: 1.2rem !important; }
  .hero-sub { margin-bottom: 1.2rem !important; }
  .hero-bio { margin-bottom: 1.5rem !important; }
  .photo-tag { bottom: -1.5rem !important; font-size: 0.55rem !important; }
}

@media (max-width: 768px) {
  .photo-tag { 
    right: 50% !important; 
    transform: translateX(50%) !important;
    text-align: center !important;
  }
}

@media (min-width: 769px) {
  .hamburger { display: none; }
  .nav-links { display: flex !important; }
}

/* Desktop Sidebar Menu */
@media (min-width: 769px) {
  .hamburger { display: flex !important; }
  
  .sidebar {
    position: fixed;
    top: 0;
    left: -25%;
    width: 25%;
    height: 100vh;
    background: rgba(1,1,10,0.97);
    backdrop-filter: blur(20px);
    z-index: 200;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem;
    transition: left 0.3s ease;
    border-right: 1px solid rgba(200,184,122,0.12);
  }
  
  .sidebar.open { left: 0; }
  
  .sidebar a {
    font-size: 0.85rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(160,152,136,0.8);
    text-decoration: none;
    padding: 0.9rem 0;
    border-bottom: 1px solid rgba(200,184,122,0.06);
    transition: color 0.2s;
  }
  
  .sidebar a:hover { color: #c8b87a; }
  
  .sidebar-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 199;
    display: none;
  }
  
  .sidebar-overlay.open { display: block; }
  
  .mobile-menu { display: none !important; }
}

@media (min-width: 769px) {
  nav { justify-content: space-between !important; }
  .nav-logo { margin-right: auto !important; }
}

@media (min-width: 769px) {
  .sidebar {
    position: fixed !important;
    top: 0 !important;
    left: -280px !important;
    width: 280px !important;
    height: 100vh !important;
    background: rgba(1,1,10,0.97) !important;
    backdrop-filter: blur(20px) !important;
    z-index: 200 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    padding: 3rem !important;
    transition: left 0.3s ease !important;
    border-right: 1px solid rgba(200,184,122,0.12) !important;
  }
  .sidebar.open { left: 0 !important; }
  .sidebar a {
    font-size: 0.85rem !important;
    letter-spacing: 0.18em !important;
    text-transform: uppercase !important;
    color: rgba(160,152,136,0.8) !important;
    text-decoration: none !important;
    padding: 0.9rem 0 !important;
    border-bottom: 1px solid rgba(200,184,122,0.06) !important;
    display: block !important;
  }
  .sidebar a:hover { color: #c8b87a !important; }
  .sidebar-overlay { display: none; background: rgba(0,0,0,0.3); }
  .sidebar-overlay.open { display: block !important; position: fixed !important; top:0;left:0;width:100%;height:100%;z-index:199 !important; }
}

@media (min-width: 769px) {
  .hamburger { margin-right: 0.8rem !important; }
}

@media (min-width: 769px) {
  .sidebar-copy {
    margin-top: auto !important;
    padding-top: 3rem !important;
    font-size: 0.72rem !important;
    letter-spacing: 0.15em !important;
    color: rgba(160,152,136,0.8) !important;
    text-transform: uppercase !important;
    line-height: 1.8 !important;
  }
}

@media (min-width: 769px) {
  .sidebar-copy { white-space: nowrap !important; font-size: 0.65rem !important; }
}

@media (min-width: 769px) {
  .sidebar a { border-bottom: 1px solid rgba(200,184,122,0.2) !important; }
}

@media (max-width: 768px) {
  .mobile-menu a { border-bottom: 1px solid rgba(200,184,122,0.1) !important; padding: 1rem 0 !important; }
}

@media (max-width: 768px) {
  .mobile-menu { gap: 0 !important; }
  .mobile-menu a { padding: 0.6rem 0 !important; }
}

@media (max-width: 768px) {
  .mobile-menu { gap: 0 !important; }
  .mobile-menu a { padding: 0.85rem 0 !important; border-bottom: 1px solid rgba(200,184,122,0.15) !important; }
}

@media (max-width: 768px) {
  .mobile-menu { align-items: flex-start !important; padding: 0 2rem !important; }
  .mobile-menu a { width: 100% !important; text-align: left !important; }
}

@media (max-width: 768px) {
  .mobile-menu .sidebar-copy { color: rgba(160,152,136,0.5) !important; font-size: 0.65rem !important; }
}