/* zekt-core.css — Green theme (Core Service) */
    :root {
      --accent: #00ff88;
      --accent-rgb: 0, 255, 136;
    }

    .flip-card-back {
      background: linear-gradient(160deg, #0d1a11 0%, #0a0f0c 100%);
    }

    .alternatives-note {
      margin-top: 16px;
      font-size: 0.875rem;
      color: #666;
    }

    .alternatives-note-link,
    a.alternatives-note-link:link,
    a.alternatives-note-link:visited {
      color: #00ff88;
    }