.niches-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }
    @media (max-width: 860px) {
      .niches-grid {
        grid-template-columns: 1fr;
        gap: 10px;
      }
    }

    .niche-card-item {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 16px 18px;
      display: flex;
      flex-direction: column;
      justify-content: flex-start;
      transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
      overflow: hidden;
    }
    .niche-card-item::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    .niche-card-item:hover {
      border-color: var(--accent);
      transform: translateY(-3px);
      box-shadow: 0 12px 30px -6px rgba(0, 0, 0, 0.5), 0 0 24px var(--accent-glow);
    }
    .niche-card-item:hover::before {
      opacity: 1;
    }
    :root[data-theme="light"] .niche-card-item {
      background: #ffffff !important;
      border-color: #e2e8f0 !important;
      box-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.05);
    }
    :root[data-theme="light"] .niche-card-item:hover {
      border-color: var(--accent) !important;
      box-shadow: 0 12px 28px -6px rgba(0, 0, 0, 0.1), 0 0 20px var(--accent-glow);
    }

    /* Compact 1-line Card Header */
    .niche-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 12px;
      padding-bottom: 10px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    :root[data-theme="light"] .niche-card-header {
      border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    }
    .niche-header-left {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
    }
    .niche-icon-circle {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: rgba(0, 212, 255, 0.12);
      border: 1px solid rgba(0, 212, 255, 0.28);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      margin-bottom: 0 !important;
    }
    .niche-icon-circle.gold {
      background: rgba(255, 215, 0, 0.12);
      border-color: rgba(255, 215, 0, 0.3);
      color: var(--gold);
    }
    .niche-icon-circle.indigo {
      background: rgba(99, 102, 241, 0.14);
      border-color: rgba(99, 102, 241, 0.32);
      color: #818cf8;
    }
    .niche-icon-circle.emerald {
      background: rgba(16, 185, 129, 0.14);
      border-color: rgba(16, 185, 129, 0.32);
      color: var(--success);
    }

    .niche-item-title {
      font-size: 16px;
      font-weight: 800;
      letter-spacing: -0.01em;
      margin: 0;
      color: var(--text);
      line-height: 1.2;
    }
    .niche-item-subtitle {
      font-size: 11.5px;
      color: var(--text-muted);
      line-height: 1.3;
      margin-top: 2px;
    }

    .niche-metric-pill {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 3px 9px;
      border-radius: var(--radius-full);
      font-size: 11px;
      font-weight: 700;
      margin-bottom: 0 !important;
      white-space: nowrap;
      flex-shrink: 0;
    }
    .pill-cyan {
      background: rgba(0, 212, 255, 0.12);
      color: var(--accent);
      border: 1px solid rgba(0, 212, 255, 0.28);
    }
    .pill-gold {
      background: rgba(255, 215, 0, 0.12);
      color: var(--gold);
      border: 1px solid rgba(255, 215, 0, 0.28);
    }
    .pill-indigo {
      background: rgba(99, 102, 241, 0.14);
      color: #a5b4fc;
      border: 1px solid rgba(99, 102, 241, 0.32);
    }
    .pill-emerald {
      background: rgba(16, 185, 129, 0.14);
      color: var(--success);
      border: 1px solid rgba(16, 185, 129, 0.3);
    }

    .niche-features-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin: 0 !important;
      padding: 0;
    }
    .niche-feature-point {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      font-size: 12.5px;
      color: var(--text);
      line-height: 1.45;
    }
    .niche-feature-point svg {
      flex-shrink: 0;
      margin-top: 2px;
    }
    .niche-feature-point strong {
      color: var(--text);
      font-weight: 700;
    }