/* ══ Thompson Visualizer Module ══ */
    .module-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background: var(--surface);
      z-index: 2000;
      display: none;
      flex-direction: column;
      animation: slideInDown 0.4s var(--ease-socialite);
    }

    .module-overlay.open {
      display: flex;
    }

    .module-header {
      height: 72px;
      padding: 0 2rem;
      border-bottom: 1px solid var(--outline-variant);
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: var(--surface-low);
    }

    .mh-title {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--primary);
      margin: 0;
    }

    .mh-badge {
      font-size: 0.65rem;
      text-transform: uppercase;
      font-weight: 800;
      letter-spacing: 0.12em;
      color: var(--outline);
      margin-bottom: 2px;
    }

    .mh-input-wrap {
      display: flex;
      background: var(--surface-highest);
      padding: 4px;
      border-radius: var(--radius-xl);
      border: 1.5px solid var(--outline-variant);
      width: 450px;
    }

    .mh-input-wrap input {
      flex: 1;
      background: transparent;
      border: none;
      padding: 0 1rem;
      color: var(--on-surface);
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.85rem;
    }

    .mh-input-wrap input:focus {
      outline: none;
    }

    .tm-run-btn {
      padding: 0.6rem 1.2rem;
      background: var(--primary);
      color: var(--on-primary);
      border: none;
      border-radius: var(--radius-lg);
      font-size: 0.8rem;
      font-weight: 700;
      cursor: pointer;
    }

    .module-close {
      padding: 0.5rem 1rem;
      background: rgba(244, 67, 54, 0.1);
      color: #f44336;
      border: 1.5px solid rgba(244, 67, 54, 0.2);
      border-radius: var(--radius-md);
      font-size: 0.75rem;
      font-weight: 700;
      cursor: pointer;
    }

    .module-body {
      flex: 1;
      display: flex;
      overflow: hidden;
    }

    .tm-sidebar {
      width: 320px;
      padding: 1.5rem;
      overflow-y: auto;
      border-right: 1px solid var(--outline-variant);
      background: var(--surface-low);
    }

    .tm-sidebar.tm-details {
      width: 360px;
      border-right: none;
      border-left: 1px solid var(--outline-variant);
    }

    .tm-main {
      flex: 1;
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .tm-section {
      margin-bottom: 2.5rem;
    }

    .tm-eyebrow {
      font-size: 0.75rem;
      font-weight: 800;
      text-transform: uppercase;
      color: var(--primary);
      margin-bottom: 1rem;
      letter-spacing: 0.08em;
    }

    .tm-text {
      font-size: 0.82rem;
      line-height: 1.6;
      color: var(--on-surface-variant);
    }

    .tm-list {
      padding-left: 1.2rem;
      font-size: 0.8rem;
      color: var(--on-surface-variant);
    }

    .tm-list li {
      margin-bottom: 0.5rem;
    }

    .rule-card {
      padding: 1rem;
      background: var(--surface);
      border: 1px solid var(--outline-variant);
      border-radius: var(--radius-lg);
      margin-bottom: 0.75rem;
      cursor: pointer;
      transition: all 0.2s var(--ease-socialite);
    }

    .rule-card:hover {
      border-color: var(--primary);
      transform: translateX(4px);
      box-shadow: var(--ambient-shadow);
    }

    .rc-label {
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 0.25rem;
    }

    .rc-desc {
      font-size: 0.7rem;
      color: var(--outline);
      line-height: 1.4;
    }

    .tm-canvas-header {
      padding: 1rem 1.5rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid var(--outline-variant);
    }

    .tm-stage-badge {
      display: inline-block;
      padding: 0.25rem 0.6rem;
      background: var(--primary-container);
      color: var(--on-primary-container);
      font-size: 0.65rem;
      font-weight: 800;
      border-radius: 4px;
      text-transform: uppercase;
    }

    .tm-active-sub {
      margin-top: 0.35rem;
      font-family: 'JetBrains Mono', monospace;
      font-weight: 700;
      color: var(--on-surface);
    }

    .tm-cy-container {
      flex: 1;
      position: relative;
    }

    #tm-cy {
      width: 100%;
      height: 100%;
    }

    .tm-stack-overlay {
      position: absolute;
      top: 1.5rem;
      right: 1.5rem;
      width: 200px;
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(10px);
      border: 1px solid var(--outline-variant);
      border-radius: var(--radius-lg);
      padding: 1rem;
      box-shadow: var(--float-shadow);
      z-index: 10;
    }

    .tm-stack-title {
      font-size: 0.7rem;
      font-weight: 800;
      text-transform: uppercase;
      color: var(--outline);
      margin-bottom: 0.75rem;
      text-align: center;
    }

    .tm-stack-list {
      display: flex;
      flex-direction: column-reverse;
      gap: 0.5rem;
    }

    .tm-stack-item {
      padding: 0.5rem;
      background: var(--surface-highest);
      border-radius: var(--radius-md);
      font-size: 0.7rem;
      font-weight: 600;
      text-align: center;
      border: 1px solid var(--outline-variant);
      animation: slideInUp 0.3s var(--ease-socialite);
    }

    .tm-stack-empty {
      font-size: 0.7rem;
      color: var(--outline);
      text-align: center;
      padding: 1rem 0;
    }

    .tm-footer {
      padding: 1rem 1.5rem;
      border-top: 1px solid var(--outline-variant);
      background: var(--surface-low);
    }

    .tm-slider {
      width: 150px;
      accent-color: var(--primary);
    }

    .tm-speed-p {
      display: flex;
      align-items: center;
      gap: 1rem;
      font-size: 0.7rem;
      font-weight: 700;
      color: var(--outline);
    }

    .tm-details-card {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .tm-details-eyebrow {
      font-size: 0.65rem;
      font-weight: 800;
      text-transform: uppercase;
      color: var(--outline);
    }

    .tm-step-title {
      font-size: 1.25rem;
      font-weight: 800;
      margin: 0;
      line-height: 1.25;
    }

    .tm-step-desc {
      font-size: 0.85rem;
      line-height: 1.6;
      color: var(--on-surface-variant);
    }

    .tm-reasoning-box {
      margin-top: 1.5rem;
      padding: 1rem;
      background: var(--surface-higher);
      border-radius: var(--radius-lg);
    }

    .tm-r-header {
      font-size: 0.7rem;
      font-weight: 800;
      margin-bottom: 0.5rem;
      color: var(--primary);
    }

    .tm-step-why {
      font-size: 0.75rem;
      line-height: 1.6;
      color: var(--on-surface-variant);
      font-style: italic;
    }

    .btn-thompson {
      height: 36px;
      padding: 0 1rem;
      background: var(--surface-high);
      border: 1px solid var(--outline-variant);
      border-radius: var(--radius-md);
      color: var(--primary);
      font-family: 'Inter', sans-serif;
      font-size: 0.78rem;
      font-weight: 700;
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.2s var(--ease-socialite);
    }

    .btn-thompson:hover {
      background: var(--primary);
      color: var(--on-primary);
      border-color: var(--primary);
      box-shadow: 0 4px 12px rgba(102, 86, 135, 0.2);
    }

    /* Thompson Visualizer */
    #thompson-mode {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: var(--surface);
      z-index: 9999;
      display: none;
      flex-direction: column;
    }

    #thompson-mode.open {
      display: flex;
    }

    .thompson-body {
      flex: 1;
      overflow-y: auto;
      padding: 3rem 2rem;
      max-width: 900px;
      margin: 0 auto;
      width: 100%;
    }

    .thompson-rule {
      margin-bottom: 4rem;
      padding: 2rem;
      background: var(--surface-low);
      border-radius: var(--radius-lg);
      box-shadow: var(--lift-shadow);
    }

    .thompson-rule h2 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary);
      margin: 0 0 1rem 0;
    }

    .thompson-rule p {
      font-size: 1rem;
      line-height: 1.6;
      color: var(--on-surface-variant);
      margin: 0 0 2rem 0;
    }

    .thompson-svg {
      width: 100%;
      height: auto;
      background: var(--surface);
      border-radius: var(--radius-md);
      padding: 1.5rem;
    }

    .thompson-svg text {
      font-family: 'Inter', sans-serif;
      font-weight: 600;
    }