html { scroll-behavior: smooth; }
  body { font-family: 'Inter', sans-serif; background: #F6F4EE; }
  h1,h2,h3,h4,.font-display { font-family: 'Plus Jakarta Sans', sans-serif; }
  .tabular { font-variant-numeric: tabular-nums; }

  /* glass card */
  .glass {
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.12);
  }
  .glass-light {
    background: rgba(255,255,255,0.55);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.6);
  }

  /* fade-in-on-scroll */
  @keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(24px); }
    100% { opacity: 1; transform: translateY(0); }
  }
  [data-reveal] { opacity: 0; }
  [data-reveal].revealed { animation: fadeInUp 0.8s cubic-bezier(0.16,1,0.3,1) forwards; }

  /* nav underline */
  .nav-link { position: relative; }
  .nav-link::after {
    content: ''; position: absolute; left: 0; bottom: -4px; height: 1px; width: 0;
    background: #a3e635; transition: width 0.3s ease;
  }
  .nav-link:hover::after { width: 100%; }

  /* commission tab underline glow */
  .tab-active { box-shadow: 0 0 0 1px rgba(14,124,90,0.4), 0 8px 24px -8px rgba(14,124,90,0.5); }

  ::selection { background: #0E7C5A; color: white; }

  /* scrollbar */
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #F6F4EE; }
  ::-webkit-scrollbar-thumb { background: #1D3A5F; border-radius: 8px; }

  .circuit-path {
    stroke-dasharray: 1400;
    stroke-dashoffset: 1400;
    animation: drawLine 3s ease-out 0.3s forwards;
  }