#scrollProgress {
      position: fixed; top: 0; left: 0;
      height: 2px; width: 0;
      background: var(--gold);
      z-index: 9999;
      transition: width 0.1s linear;
    }

    /* ── Portfolio UI enhancements ── */
    .portfolio-filter-bar {
      justify-content: space-between;
      flex-wrap: wrap;
    }
    .pf-filters { display: flex; gap: 0; }
    .pf-count {
      font-family: var(--font-mono);
      font-size: 0.68rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--dim);
      padding: 1rem 0;
      white-space: nowrap;
    }
    .pf-count strong { color: var(--gold); font-weight: 700; }

    /* Tech / category chips inside case-meta */
    .case-stack {
      display: flex; flex-wrap: wrap; gap: 0.5rem;
      margin-top: 0.4rem;
    }
    .case-chip {
      font-family: var(--font-mono);
      font-size: 0.62rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--light);
      border: 1px solid var(--mid);
      border-radius: 999px;
      padding: 0.28rem 0.7rem;
      transition: border-color 0.2s, color 0.2s;
    }
    .case-study:hover .case-chip {
      border-color: rgba(255, 208, 23, 0.35);
      color: var(--ivory);
    }

    /* Project index number overlay on image */
    .case-index {
      position: absolute; bottom: 1.25rem; right: 1.5rem;
      font-family: var(--font-display);
      font-size: clamp(2.5rem, 5vw, 4.5rem);
      line-height: 1;
      color: rgba(250,250,250,0.08);
      letter-spacing: 0.02em;
      z-index: 1;
      pointer-events: none;
      user-select: none;
    }

    /* Enhanced CTA strip */
    .portfolio-cta-strip {
      flex-direction: column;
      align-items: flex-start;
      gap: 1.5rem;
    }
    .portfolio-cta-strip-row {
      display: flex; align-items: center; justify-content: space-between;
      width: 100%; flex-wrap: wrap; gap: 2rem;
    }
    .portfolio-cta-actions {
      display: flex; gap: 1rem; flex-wrap: wrap;
    }
    .btn-secondary-ghost {
      display: inline-flex; align-items: center; gap: 0.6rem;
      font-family: var(--font-mono);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--light);
      border: 1px solid var(--mid);
      border-radius: 999px;
      padding: 0.95rem 1.8rem;
      transition: border-color 0.2s, color 0.2s, background 0.2s;
    }
    .btn-secondary-ghost:hover {
      border-color: var(--gold);
      color: var(--gold);
      background: rgba(255,208,23,0.06);
    }

    @media (max-width: 480px) {
      .portfolio-filter-bar { gap: 0.5rem; }
      .pf-count { width: 100%; order: 2; padding: 0.5rem 4vw 1rem; }
      .pf-filters { order: 1; }
      .case-index { display: none; }
    }
  

/* ── v8 portfolio enhancements ── */
:root { --gold: #E8C84A; }

.case-study {
  transition: opacity 0.4s, transform 0.4s, box-shadow 0.4s;
}
.case-study:hover {
  box-shadow: 0 8px 40px rgba(232,200,74,0.08);
}