.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 48px; }
    .filter-btn {
      background: var(--light); border: 1.5px solid var(--border);
      color: var(--mid); font-size: 0.82rem; font-weight: 700;
      padding: 9px 20px; border-radius: var(--r-full);
      cursor: none; transition: all 0.3s var(--bounce);
      display: flex; align-items: center; gap: 7px;
    }
    .filter-btn .lucide { width: 14px; height: 14px; }
    .filter-btn:hover { background: var(--dark); color: white; border-color: var(--dark); transform: scale(1.04); }
    .filter-btn.active { background: var(--orange); color: white; border-color: var(--orange); }

    .case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-bottom: 80px; }
    .case-card {
      border-radius: var(--r-xl); overflow: hidden; cursor: none;
      transition: all 0.4s var(--bounce);
      border: 1.5px solid var(--border); background: white;
    }
    .case-card:hover { transform: translateY(-8px) rotate(-0.3deg); box-shadow: 0 32px 80px rgba(0,0,0,0.14); border-color: var(--orange); }
    .case-thumb {
      height: 280px;
      display: flex; align-items: center; justify-content: center;
      position: relative; overflow: hidden; transition: transform 0.5s var(--ease-out);
    }
    .case-card:hover .case-thumb { transform: scale(1.03); }
    .case-thumb-bg { position: absolute; inset: 0; }
    .case-thumb-icon {
      position: relative; z-index: 1; color: white; opacity: 0.25;
    }
    .case-thumb-icon .lucide { width: 80px; height: 80px; stroke-width: 1; }
    .case-body { padding: 28px; }
    .case-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
    .case-tag {
      background: var(--orange-pale); color: var(--orange);
      font-size: 0.7rem; font-weight: 700;
      padding: 4px 10px; border-radius: var(--r-full);
    }
    .case-name { font-family: var(--font-head); font-size: 1.4rem; margin-bottom: 8px; }
    .case-desc { font-size: 0.88rem; color: var(--mid); line-height: 1.65; margin-bottom: 20px; }
    .case-results { display: flex; gap: 16px; flex-wrap: wrap; padding-top: 16px; border-top: 1px solid var(--border); }
    .case-result-item { text-align: center; }
    .case-result-num { font-family: var(--font-head); font-size: 1.3rem; color: var(--orange); }
    .case-result-label { font-size: 0.7rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
    .case-open-btn {
      display: inline-flex; align-items: center; gap: 6px;
      font-size: 0.82rem; font-weight: 700; color: var(--orange); margin-top: 16px;
      transition: gap 0.3s var(--bounce);
    }
    .case-open-btn .lucide { width: 14px; height: 14px; }
    .case-card:hover .case-open-btn { gap: 10px; }

    /* Modal */
    .modal-backdrop {
      position: fixed; inset: 0;
      background: rgba(0,0,0,0.7); backdrop-filter: blur(6px);
      z-index: 9000;
      display: flex; align-items: center; justify-content: center; padding: 24px;
      opacity: 0; pointer-events: none; transition: opacity 0.3s;
    }
    .modal-backdrop.open { opacity: 1; pointer-events: auto; }
    .modal {
      background: white; border-radius: var(--r-xl); padding: 48px;
      max-width: 700px; width: 100%; max-height: 90vh; overflow-y: auto;
      position: relative;
      transform: scale(0.92) translateY(20px); transition: transform 0.4s var(--bounce);
    }
    .modal-backdrop.open .modal { transform: scale(1) translateY(0); }
    .modal-close {
      position: absolute; top: 20px; right: 20px;
      width: 36px; height: 36px;
      background: var(--light); border: none; border-radius: 50%;
      cursor: none; display: flex; align-items: center; justify-content: center;
      transition: all 0.2s; color: var(--mid);
    }
    .modal-close .lucide { width: 16px; height: 16px; }
    .modal-close:hover { background: var(--dark); color: white; }
    .modal-icon-box {
      width: 64px; height: 64px; border-radius: var(--r-lg);
      background: var(--orange-pale); color: var(--orange);
      display: flex; align-items: center; justify-content: center;
      margin-bottom: 20px;
    }
    .modal-icon-box .lucide { width: 28px; height: 28px; }
    .modal-title { font-family: var(--font-head); font-size: 2rem; margin-bottom: 8px; }
    .modal-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
    .modal-section-title { font-family: var(--font-head); font-size: 1rem; margin: 20px 0 8px; color: var(--dark); }
    .modal-text { font-size: 0.9rem; line-height: 1.75; color: var(--mid); }
    .modal-results { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 24px 0; }
    .modal-result-box { background: var(--orange-pale); border-radius: var(--r-md); padding: 20px; text-align: center; }
    .modal-result-num { font-family: var(--font-head); font-size: 2rem; color: var(--orange); }
    .modal-result-label { font-size: 0.72rem; color: var(--mid); margin-top: 4px; }

    /* Client wall */
    .client-section { background: var(--dark); padding: 80px 60px; }
    .client-section-inner { max-width: 1200px; margin: 0 auto; }
    .client-industry-title {
      font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
      letter-spacing: 0.1em; color: rgba(255,255,255,0.35); margin: 36px 0 14px;
    }
    .client-chips { display: flex; flex-wrap: wrap; gap: 10px; }
    .client-chip {
      background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.1);
      color: rgba(255,255,255,0.7); font-size: 0.82rem; font-weight: 600;
      padding: 8px 18px; border-radius: var(--r-full);
      transition: all 0.3s var(--bounce);
    }
    .client-chip:hover { background: var(--orange); color: white; border-color: var(--orange); transform: scale(1.06); }

    @media (max-width: 800px) {
      .case-grid { grid-template-columns: 1fr; }
      .modal { padding: 32px 24px; }
      .modal-results { grid-template-columns: repeat(2, 1fr); }
    }