/* ===== VAI Gameboard — page-specific tokens ===== */
    :root {
      --pool-a: var(--fx-blue-600);
      --pool-b: var(--fx-orange-600);
      --pool-c: var(--fx-purple-600);

      --font-body: var(--font-serif);
      --font-body-italic: var(--font-serif);
      --font-body-bold: var(--font-serif);
      --font-heading: var(--font-sans);

      --radius: 8px;
    }

    * { margin: 0; padding: 0; }

    body {
      font-family: var(--font-body);
      font-feature-settings: "ss01" 0, "ss02" 1, "ss03" 1;
      font-variant-numeric: oldstyle-nums;
      font-size: var(--base-size);
      background-color: var(--color-bg);
      color: var(--color-text);
      min-height: 100vh;
      line-height: 1.6;
    }

    /* ===== Header ===== */
    .gb-header {
      padding: 20px 32px;
      border-bottom: 1px solid var(--color-border);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .gb-logo {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .gb-logo-mark {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background-color: var(--fx-orange-400);
    }

    /* ===== Phase containers ===== */
    .gb-phase {
      display: none;
    }

    .gb-phase.active {
      display: block;
    }

    .gb-phase--configure {
      max-width: 680px;
      margin: 0 auto;
      padding: 60px 24px 80px;
    }

    .gb-phase--draw {
      max-width: 780px;
      margin: 0 auto;
      padding: 40px 24px 80px;
    }

    .gb-phase--reading {
      max-width: 1100px;
      margin: 0 auto;
      padding: 40px 24px 80px;
    }

    /* ===== Phase 1: Configure ===== */
    .gb-title {
      font-family: var(--font-heading);
      font-size: var(--h5);
      line-height: 1.2;
      margin-bottom: 12px;
    }

    .gb-subtitle {
      font-size: var(--wb-p2);
      color: var(--color-text-secondary);
      margin-bottom: 48px;
      max-width: 520px;
    }

    .gb-conditions {
      display: flex;
      flex-direction: column;
      gap: 0;
    }

    .gb-condition-row {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 24px;
      padding: 20px 0;
      border-bottom: 1px solid var(--color-bg-subtle);
    }

    .gb-condition-row:first-child {
      border-top: 1px solid var(--color-bg-subtle);
    }

    .gb-condition-info {
      flex: 1;
      min-width: 0;
    }

    .gb-condition-name {
      font-family: var(--font-heading);
      font-size: var(--wb-p3);
      margin-bottom: 4px;
    }

    .gb-condition-desc {
      font-size: var(--wb-p3);
      color: var(--color-text-secondary);
      line-height: 1.4;
    }

    .gb-condition-context {
      font-size: var(--wb-p3);
      color: var(--color-text-muted);
      font-style: italic;
      margin-top: 6px;
      line-height: 1.4;
      display: none;
    }

    .gb-condition-context.visible {
      display: block;
    }

    /* Segmented toggle */
    .gb-toggle {
      display: flex;
      flex-shrink: 0;
      border: 1.5px solid var(--color-border);
      border-radius: 6px;
      overflow: hidden;
      background: white;
    }

    .gb-toggle-option {
      font-family: var(--font-ui);
      font-size: var(--wb-p3);
      padding: 8px 14px;
      border: none;
      background: transparent;
      color: var(--color-text-secondary);
      cursor: pointer;
      transition: all 0.15s ease;
      white-space: nowrap;
      position: relative;
    }

    .gb-toggle-option:not(:last-child)::after {
      content: '';
      position: absolute;
      right: 0;
      top: 25%;
      height: 50%;
      width: 1px;
      background: var(--color-border);
    }

    .gb-toggle-option:hover {
      color: var(--color-text);
      background: var(--color-bg-subtle);
    }

    .gb-toggle-option.selected {
      background: var(--color-text);
      color: var(--color-bg);
    }

    .gb-toggle-option.selected::after,
    .gb-toggle-option.selected + .gb-toggle-option::after {
      background: transparent;
    }

    /* Presets */
    .gb-presets {
      margin-top: 36px;
      padding-top: 24px;
      border-top: 1px solid var(--color-bg-subtle);
    }

    .gb-presets-label {
      font-family: var(--font-ui);
      font-size: var(--wb-p3);
      color: var(--color-text-secondary);
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 12px;
    }

    .gb-presets-row {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .gb-preset-desc {
      font-size: var(--wb-p3);
      color: var(--fx-blue-600);
      font-style: italic;
      margin-top: 12px;
      line-height: 1.4;
      min-height: 1.4em;
    }

    /* Set board button */
    .gb-set-board {
      margin-top: 36px;
      display: flex;
      justify-content: center;
    }

    /* ===== Phase 2: Draw ===== */
    .gb-board-summary {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 40px;
      padding: 16px 20px;
      background: white;
      border-radius: var(--radius);
      border: 1px solid var(--color-bg-subtle);
    }

    .gb-pill {
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      padding: 4px 10px;
      border-radius: 20px;
      background: var(--color-bg-subtle);
      color: var(--color-text-secondary);
      white-space: nowrap;
    }

    .gb-pill-value {
      color: var(--color-text);
      font-family: var(--font-heading);
    }

    .gb-draw-area {
      text-align: center;
    }

    .gb-draw-title {
      font-family: var(--font-heading);
      font-size: var(--h5);
      margin-bottom: 8px;
    }

    .gb-draw-subtitle {
      font-size: var(--wb-p3);
      color: var(--color-text-secondary);
      margin-bottom: 32px;
    }

    /* Pool tabs */
    .gb-pool-tabs {
      display: flex;
      justify-content: center;
      gap: 8px;
      margin-bottom: 32px;
      flex-wrap: wrap;
    }

    .gb-pool-tab {
      font-family: var(--font-ui);
      font-size: var(--wb-p3);
      padding: 8px 16px;
      border: 1.5px solid var(--color-border);
      border-radius: 6px;
      background: white;
      color: var(--color-text-secondary);
      cursor: pointer;
      transition: all 0.15s ease;
    }

    .gb-pool-tab:hover {
      border-color: var(--color-text-muted);
      color: var(--color-text);
    }

    .gb-pool-tab.active {
      border-color: var(--pool-color, var(--color-text));
      color: var(--pool-color, var(--color-text));
      background: white;
    }

    .gb-pool-tab[data-pool="A"] { --pool-color: var(--fx-blue-600); }
    .gb-pool-tab[data-pool="B"] { --pool-color: var(--fx-orange-600); }
    .gb-pool-tab[data-pool="C"] { --pool-color: var(--fx-purple-600); }

    /* Card flip */
    .gb-card-stage {
      margin: 0 auto 32px;
      max-width: 400px;
    }

    .gb-card-stage.has-card .gb-card-back-wrap {
      display: none;
    }

    .gb-card-stage.has-card .gb-card-front-wrap {
      display: block;
    }

    .gb-card-back-wrap {
      display: block;
    }

    .gb-card-front-wrap {
      display: none;
    }

    .gb-card-back {
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--color-text);
      color: var(--color-text-muted);
      font-family: var(--font-ui);
      font-size: var(--wb-p3);
      cursor: pointer;
      border: 2px solid var(--color-text);
      min-height: 220px;
      border-radius: var(--radius);
      transition: background 0.15s ease;
    }

    .gb-card-back:hover {
      background: #282726;
    }

    .gb-card-front {
      background: white;
      border: 1px solid var(--color-border);
      padding: 28px;
      text-align: left;
      border-radius: var(--radius);
      animation: cardReveal 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }

    @keyframes cardReveal {
      from { opacity: 0; transform: scale(0.95); }
      to { opacity: 1; transform: scale(1); }
    }

    /* Card content */
    .gb-card-pool-badge {
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      text-transform: uppercase;
      letter-spacing: 0.06em;
      padding: 3px 8px;
      border-radius: 3px;
      display: inline-block;
      margin-bottom: 12px;
    }

    .gb-card-pool-badge[data-pool="A"] { background: #E0EBF5; color: var(--fx-blue-600); }
    .gb-card-pool-badge[data-pool="B"] { background: #F5E8DC; color: var(--fx-orange-600); }
    .gb-card-pool-badge[data-pool="C"] { background: #ECE6F3; color: var(--fx-purple-600); }

    .gb-card-name {
      font-family: var(--font-heading);
      font-size: var(--wb-p1);
      margin-bottom: 8px;
    }

    .gb-card-mechanism {
      font-size: var(--wb-p3);
      color: var(--color-text-secondary);
      margin-bottom: 16px;
      line-height: 1.5;
    }

    .gb-card-quote {
      font-family: var(--font-body-italic);
      font-size: var(--wb-p3);
      padding: 12px 16px;
      border-left: 3px solid var(--color-border);
      color: var(--color-text-secondary);
      line-height: 1.5;
      margin-bottom: 16px;
    }

    .gb-card-marker-label {
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      text-transform: uppercase;
      letter-spacing: 0.04em;
      color: var(--color-text-muted);
      margin-bottom: 4px;
    }

    .gb-card-marker {
      font-size: var(--wb-p3);
      color: var(--color-text-secondary);
      line-height: 1.5;
    }

    /* Browse grid */
    .gb-browse-toggle {
      font-family: var(--font-ui);
      font-size: var(--wb-p3);
      color: var(--color-text-muted);
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      margin-bottom: 24px;
      text-decoration: underline;
      text-underline-offset: 3px;
    }

    .gb-browse-toggle:hover {
      color: var(--color-text-secondary);
    }

    .gb-browse-grid {
      display: none;
      grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
      gap: 12px;
      margin-bottom: 32px;
    }

    .gb-browse-grid.visible {
      display: grid;
    }

    .gb-browse-card {
      padding: 16px;
      background: white;
      border: 1px solid var(--color-border);
      border-left: 3px solid var(--color-border);
      border-radius: 6px;
      text-align: left;
      cursor: pointer;
      transition: all 0.15s ease;
    }

    .gb-browse-card:hover {
      border-left-color: var(--pool-color, var(--color-text));
      box-shadow: 0 2px 8px var(--shadow-color);
    }

    .gb-browse-card[data-pool="A"] { --pool-color: var(--fx-blue-600); }
    .gb-browse-card[data-pool="B"] { --pool-color: var(--fx-orange-600); }
    .gb-browse-card[data-pool="C"] { --pool-color: var(--fx-purple-600); }

    .gb-browse-card-name {
      font-family: var(--font-heading);
      font-size: var(--wb-p3);
      margin-bottom: 4px;
    }

    .gb-browse-card-mechanism {
      font-size: var(--wb-p3);
      color: var(--color-text-muted);
      line-height: 1.4;
    }

    /* Draw actions */
    .gb-draw-actions {
      display: flex;
      justify-content: center;
      gap: 12px;
      flex-wrap: wrap;
    }

    /* ===== Phase 3: Reading ===== */
    .gb-reading-board {
      margin-bottom: 32px;
    }

    .gb-reading-board-label {
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      color: var(--color-text-secondary);
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 10px;
    }

    .gb-reading-board-conditions {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 12px;
    }

    .gb-reading-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      padding: 5px 10px;
      border-radius: 20px;
      background: white;
      border: 1px solid var(--color-border);
      cursor: pointer;
      transition: all 0.15s ease;
      position: relative;
    }

    .gb-reading-pill:hover {
      border-color: var(--color-text-muted);
    }

    .gb-reading-pill-label {
      color: var(--color-text-muted);
    }

    .gb-reading-pill-value {
      color: var(--color-text);
      font-family: var(--font-heading);
    }

    .gb-reading-pill-dropdown {
      display: none;
      position: absolute;
      top: calc(100% + 4px);
      left: 0;
      z-index: 100;
      background: white;
      border: 1px solid var(--color-border);
      border-radius: 6px;
      box-shadow: 0 4px 16px var(--shadow-color);
      overflow: hidden;
      min-width: 140px;
    }

    .gb-reading-pill-dropdown.open {
      display: block;
    }

    .gb-reading-pill-option {
      display: block;
      width: 100%;
      text-align: left;
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      padding: 8px 14px;
      border: none;
      background: transparent;
      color: var(--color-text-secondary);
      cursor: pointer;
    }

    .gb-reading-pill-option:hover {
      background: var(--color-bg-subtle);
      color: var(--color-text);
    }

    .gb-reading-pill-option.current {
      color: var(--color-text);
      font-family: var(--font-heading);
    }

    /* Two-column layout */
    .gb-reading-layout {
      display: grid;
      grid-template-columns: 380px 1fr;
      gap: 40px;
      align-items: start;
    }

    .gb-reading-card-col {
      position: sticky;
      top: 24px;
    }

    /* Full archetype card in reading view */
    .gb-reading-archetype {
      background: white;
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      overflow: hidden;
    }

    .gb-reading-archetype-header {
      padding: 24px 24px 0;
    }

    .gb-reading-archetype-body {
      padding: 0 24px 24px;
    }

    .gb-reading-archetype-section {
      margin-top: 16px;
      padding-top: 16px;
      border-top: 1px solid var(--color-bg-subtle);
    }

    .gb-reading-archetype-section-label {
      font-family: var(--font-ui);
      font-size: var(--badge-size);
      text-transform: uppercase;
      letter-spacing: 0.04em;
      color: var(--color-text-secondary);
      margin-bottom: 6px;
    }

    .gb-reading-archetype-section-text {
      font-size: var(--wb-p3);
      color: var(--color-text-secondary);
      line-height: 1.5;
    }

    /* Terrain reading column */
    .gb-terrain {
      min-width: 0;
    }

    .gb-terrain-header {
      font-family: var(--font-heading);
      font-size: var(--wb-p1);
      margin-bottom: 24px;
      padding-bottom: 16px;
      border-bottom: 2px solid var(--color-text);
    }

    .gb-terrain-section {
      margin-bottom: 28px;
    }

    .gb-terrain-section-label {
      font-family: var(--font-ui);
      font-size: var(--wb-p3);
      text-transform: uppercase;
      letter-spacing: 0.04em;
      color: var(--color-text-secondary);
      margin-bottom: 10px;
    }

    .gb-terrain-interpretation {
      font-size: var(--wb-p3);
      line-height: 1.7;
      color: var(--color-text);
    }

    .gb-terrain-interpretation p {
      margin-bottom: 12px;
    }

    .gb-terrain-interpretation p:last-child {
      margin-bottom: 0;
    }

    .gb-terrain-questions {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .gb-terrain-question {
      font-size: var(--wb-p3);
      line-height: 1.6;
      padding: 14px 18px;
      background: white;
      border-radius: 6px;
      border-left: 3px solid var(--fx-orange-400);
      color: var(--color-text);
    }

    .gb-terrain-suggestions {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .gb-terrain-suggestion {
      font-size: var(--wb-p3);
      line-height: 1.6;
      padding-left: 16px;
      position: relative;
      color: var(--color-text-secondary);
    }

    .gb-terrain-suggestion::before {
      content: '';
      position: absolute;
      left: 0;
      top: 10px;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--fx-blue-600);
    }

    .gb-terrain-what-changes {
      font-size: var(--wb-p3);
      line-height: 1.6;
      padding: 16px 20px;
      background: #FAEEC6;
      border-radius: 6px;
      color: var(--color-text);
    }

    .gb-terrain-placeholder {
      font-size: var(--wb-p3);
      color: var(--color-text-muted);
      font-style: italic;
      padding: 32px 24px;
      background: white;
      border-radius: var(--radius);
      border: 1px dashed var(--color-border);
      text-align: center;
      line-height: 1.6;
    }

    /* Reading actions */
    .gb-reading-actions {
      display: flex;
      gap: 12px;
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid var(--color-bg-subtle);
      flex-wrap: wrap;
    }

    /* ===== Site Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--color-bg);
      border-bottom: 1px solid var(--color-border);
    }
    .site-header__inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0.75rem 1.5rem;
    }
    .site-header__brand {
      display: flex;
      align-items: center;
      text-decoration: none;
    }
    .site-header__logo {
      height: 36px;
      width: auto;
    }
    .site-nav {
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }
    #dark-mode-toggle {
      background: none;
      border: none;
      cursor: pointer;
      font-size: var(--wb-p1, 1.5rem);
      padding: 0.25rem;
      color: var(--color-text-secondary);
      transition: color 0.15s ease;
      line-height: 1;
    }
    #dark-mode-toggle:hover {
      color: var(--color-text);
    }

    /* ===== Mobile Header ===== */
    @media (max-width: 640px) {
      .site-nav .btn-tactile--green { display: none; }
    }

    /* ===== Site Footer ===== */
    .site-footer {
      margin-top: 4rem;
      padding: 2rem 1.5rem;
      border-top: 1px solid var(--color-border);
      text-align: center;
      font-family: var(--font-ui);
      font-size: var(--wb-p3, 1.042rem);
      color: var(--color-text-muted);
    }
    .site-footer a {
      color: var(--color-text-secondary);
      text-decoration: none;
    }
    .site-footer a:hover {
      color: var(--color-text);
    }

    /* ===== Dark Mode — component overrides ===== */
    html.dark .gb-toggle { background: #282726; border-color: #403E3C; }
    html.dark .gb-toggle-option { color: var(--color-text-muted); }
    html.dark .gb-toggle-option:hover { background: #343331; color: var(--color-text); }
    html.dark .gb-toggle-option.selected { background: var(--color-text); color: var(--color-bg); }
    html.dark .gb-toggle-option::after { background: #403E3C; }

    html.dark .gb-card-back { background: #282726; border-color: #403E3C; }
    html.dark .gb-card-front { background: #282726; border-color: #403E3C; }
    html.dark .gb-card-pool-badge[data-pool="A"] { background: #122F2C; }
    html.dark .gb-card-pool-badge[data-pool="B"] { background: #12253B; }
    html.dark .gb-card-pool-badge[data-pool="C"] { background: #1A1623; }

    html.dark .gb-board-summary { background: #282726; border-color: #403E3C; }
    html.dark .gb-reading-pill { background: #282726; border-color: #403E3C; }
    html.dark .gb-reading-pill-dropdown { background: #282726; border-color: #403E3C; }
    html.dark .gb-reading-pill-option:hover { background: #343331; }

    html.dark .gb-reading-archetype { background: #282726; border-color: #403E3C; }
    html.dark .gb-terrain-question { background: #282726; }
    html.dark .gb-terrain-what-changes { background: #3A2D04; }
    html.dark .gb-terrain-placeholder { background: #282726; border-color: #403E3C; }
    html.dark .gb-browse-card { background: #282726; border-color: #403E3C; }

    html.dark .btn-tactile { --btn-bg: var(--fx-base-50); --btn-accent: var(--fx-orange-600); }
    html.dark .btn-tactile--ink { --btn-accent: var(--color-border); }
    html.dark .btn-tactile--blue { --btn-accent: var(--fx-blue-400); }

    /* ===== Responsive ===== */
    @media (max-width: 900px) {
      .gb-reading-layout {
        grid-template-columns: 1fr;
      }

      .gb-reading-card-col {
        position: static;
      }
    }

    @media (max-width: 650px) {
      .gb-condition-row {
        flex-direction: column;
        gap: 12px;
      }

      .gb-toggle {
        align-self: flex-start;
      }

      .gb-title {
        font-size: var(--h5);
      }

      .gb-header {
        padding: 16px 20px;
      }

      .gb-phase--configure,
      .gb-phase--draw,
      .gb-phase--reading {
        padding-left: 16px;
        padding-right: 16px;
      }

      .gb-pool-tabs {
        gap: 6px;
      }

      .gb-browse-grid {
        grid-template-columns: 1fr;
      }
    }

    /* ===== Utility ===== */
    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      border: 0;
    }

    /* Transition for phase changes */
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(12px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .gb-phase.active {
      animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }

    /* Cascade animation for preset fill */
    @keyframes cascadeFill {
      from { opacity: 0.5; }
      to { opacity: 1; }
    }