.spec-intro {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 72px; align-items: center;
    }
    .spec-intro img { width: 100%; height: 460px; object-fit: cover; border-radius: 4px; }

    .options-grid {
      display: grid; grid-template-columns: repeat(3,1fr);
      gap: 24px; margin-top: 52px;
    }
    .option-card {
      background: var(--white); border-radius: 4px;
      padding: 30px 26px;
      border-top: 3px solid var(--gold);
    }
    .option-card h3 { font-size: 1.1rem; color: var(--racing-green); margin-bottom: 10px; }
    .option-card ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
    .option-card ul li {
      font-family: 'Inter', sans-serif;
      font-size: 0.87rem; color: var(--muted);
      display: flex; align-items: center; gap: 8px;
    }
    .option-card ul li::before {
      content: ''; display: block;
      width: 5px; height: 5px;
      background: var(--gold); border-radius: 50%; flex-shrink: 0;
    }

    .engine-compare {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 24px; margin-top: 48px;
    }
    .engine-card {
      background: var(--cream); border-radius: 4px; overflow: hidden;
    }
    .engine-card-header {
      padding: 24px 28px;
      background: var(--racing-green); color: #fff;
    }
    .engine-card-header h3 { font-size: 1.25rem; margin-bottom: 6px; }
    .engine-card-header p { font-family: 'Inter', sans-serif; font-size: 0.85rem; color: rgba(255,255,255,0.65); }
    .engine-card-body { padding: 24px 28px; }
    .engine-card-body ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
    .engine-card-body li {
      font-family: 'Inter', sans-serif;
      font-size: 0.88rem; color: var(--text);
      display: flex; align-items: flex-start; gap: 10px;
    }
    .engine-card-body li::before {
      content: ''; display: block;
      width: 5px; height: 5px;
      background: var(--gold); border-radius: 50%;
      margin-top: 7px; flex-shrink: 0;
    }
    .engine-card.featured .engine-card-header { background: var(--gold); }
    .engine-card.featured .engine-card-header h3,
    .engine-card.featured .engine-card-header p { color: var(--racing-green); }

    .quote-block {
      background: var(--racing-green); color: #fff;
      border-radius: 4px; padding: 40px 44px;
      margin-top: 56px; text-align: center;
    }
    .quote-block p {
      font-family: 'Playfair Display', serif;
      font-size: 1.4rem; font-style: italic;
      line-height: 1.5; color: rgba(255,255,255,0.9);
      margin-bottom: 16px;
    }
    .quote-block span {
      font-family: 'Inter', sans-serif;
      font-size: 0.82rem; color: var(--gold);
      text-transform: uppercase; letter-spacing: 0.12em;
    }

    @media (max-width: 960px) {
      .spec-intro { grid-template-columns: 1fr; gap: 40px; }
      .options-grid { grid-template-columns: 1fr 1fr; }
      .engine-compare { grid-template-columns: 1fr; }
    }
    @media (max-width: 640px) {
      .options-grid { grid-template-columns: 1fr; }
    }