/* =========================================================
       1. DESIGN TOKENS
       ========================================================= */
    :root {
      --cdi-primary: #A502B5;
      --cdi-primary-rgb: 165, 2, 181;
      --cdi-query-blue: #4641F5;
      --cdi-query-blue-rgb: 70, 65, 245;
      --cdi-brand-teal: #2C5454;
      --cdi-brand-green: #81987B;
      --brand: #A502B5;
      --transition: all .18s ease;
      --cdi-primary-soft: #FBF1FC;
      --cdi-primary-border: #EBD5EE;

      --cdi-teal: #2C5454;
      --cdi-teal-soft: #F0F4F4;

      --cdi-success: #81987B;
      --cdi-success-soft: #F1F4F0;

      --cdi-danger: #a02121;
      --cdi-warning: #a96816;

      --cdi-bg: #f7f8fa;
      --cdi-surface: #ffffff;
      --cdi-surface-subtle: #fafbfc;

      --cdi-text: #262c36;
      --cdi-muted: #717986;
      --cdi-muted-2: #969da8;

      --cdi-border: #e2e4e8;
      --cdi-border-strong: #d5d8dd;

      --cdi-radius-sm: .5rem;
      --cdi-radius-md: .75rem;
      --cdi-radius-lg: 1rem;

      --cdi-shadow-sm: 0 2px 8px rgba(25, 32, 43, .045);
      --cdi-shadow-hover: 0 8px 22px rgba(25, 32, 43, .07);

      --bs-primary: var(--cdi-primary);
      --bs-primary-rgb: var(--cdi-primary-rgb);
      --bs-link-color: var(--cdi-primary);
      --bs-link-hover-color: #A502B5;
      --bs-body-color: var(--cdi-text);
      --bs-body-bg: var(--cdi-bg);
      --bs-border-color: var(--cdi-border);
      --bs-border-radius: var(--cdi-radius-sm);
      --bs-border-radius-lg: var(--cdi-radius-md);
      --bs-focus-ring-color: rgba(var(--cdi-primary-rgb), .12);
    }

    /* =========================================================
       2. APPLICATION SHELL
       ========================================================= */
    body {
      min-width: 320px;
      font-family:
        Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont,
        "Segoe UI", Roboto, Arial, sans-serif;
      font-size: .875rem;
      color: var(--cdi-text);
      background: var(--cdi-bg);
    }
.app-nav-wrap {
      position: sticky;
      top: 0;
      z-index: 1020;
      background: rgba(255, 255, 255, .96);
      border-bottom: 1px solid var(--cdi-border);
      backdrop-filter: blur(10px);
    }

    .app-nav {
      min-height: 4.5rem;
    }

    .app-tab {
      position: relative;
      padding: 1.65rem 1rem 1.2rem;
      border: 0;
      background: transparent;
      color: #4c5360;
      font-weight: 650;
      white-space: nowrap;
      transition:
        color .15s ease,
        background-color .15s ease;
    }

    .app-tab::after {
      content: "";
      position: absolute;
      right: 1rem;
      bottom: -.05rem;
      left: 1rem;
      height: 2px;
      border-radius: 2px;
      background: transparent;
    }

    .app-tab:hover {
      color: #303640;
      background: #fafafa;
    }

    .app-tab.active {
      color: var(--cdi-primary);
    }

    .app-tab.active::after {
      background: var(--cdi-primary);
    }

    .app-main {
      width: 100%;
      padding: 1.75rem 2rem 2.5rem;
    }

    .app-view {
      width: 100%;
    }

    .app-view[hidden] {
      display: none !important;
    }

    /* =========================================================
       3. SHARED COMPONENTS
       ========================================================= */
    .cdi-card {
      border: 1px solid var(--cdi-border);
      border-radius: var(--cdi-radius-md);
      background: var(--cdi-surface);
      box-shadow: var(--cdi-shadow-sm);
      transition:
        border-color .16s ease,
        box-shadow .16s ease,
        transform .16s ease;
    }

    .cdi-card--interactive:hover {
      border-color: var(--cdi-border-strong);
      box-shadow: var(--cdi-shadow-hover);
      transform: translateY(-1px);
    }

    .section-title {
      margin: 0;
      color: #2d3440;
      font-size: 1.1rem;
      font-weight: 750;
      letter-spacing: -.015em;
    }

    .eyebrow {
      color: var(--cdi-muted-2);
      font-size: .68rem;
      font-weight: 700;
      letter-spacing: .08em;
      text-transform: uppercase;
    }
.btn-cdi-primary {
      --bs-btn-color: #fff;
      --bs-btn-bg: var(--cdi-primary);
      --bs-btn-border-color: var(--cdi-primary);
      --bs-btn-hover-color: #fff;
      --bs-btn-hover-bg: #A502B5;
      --bs-btn-hover-border-color: #A502B5;
      --bs-btn-active-color: #fff;
      --bs-btn-active-bg: #A502B5;
      --bs-btn-active-border-color: #A502B5;
      --bs-btn-focus-shadow-rgb: var(--cdi-primary-rgb);
    }

    .btn-cdi-teal {
      --bs-btn-color: #fff;
      --bs-btn-bg: var(--cdi-teal);
      --bs-btn-border-color: var(--cdi-teal);
      --bs-btn-hover-color: #fff;
      --bs-btn-hover-bg: #2C5454;
      --bs-btn-hover-border-color: #2C5454;
      --bs-btn-active-color: #fff;
      --bs-btn-active-bg: #2C5454;
      --bs-btn-active-border-color: #2C5454;
    }

    .soft-control {
      border-color: var(--cdi-border);
      background: #fff;
      color: #5f6672;
      box-shadow: none;
    }

    .soft-control:hover {
      border-color: var(--cdi-border-strong);
      background: #f8f9fa;
      color: #363d47;
    }

    .soft-dropdown-menu {
      --bs-dropdown-border-color: var(--cdi-border);
      --bs-dropdown-border-radius: .7rem;
      --bs-dropdown-box-shadow: 0 12px 32px rgba(28, 34, 43, .11);
      padding: .4rem;
      box-shadow: var(--bs-dropdown-box-shadow);
    }

    .soft-dropdown-menu .dropdown-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: .6rem .7rem;
      border-radius: .45rem;
      color: #39404a;
      font-size: .8rem;
    }

    .soft-dropdown-menu .dropdown-item:hover,
    .soft-dropdown-menu .dropdown-item:focus {
      color: #272d36;
      background: #f5f6f7;
    }

    .soft-dropdown-menu .dropdown-item.active,
    .soft-dropdown-menu .dropdown-item:active {
      color: #272d36;
      background: #f1f2f4;
    }

    .soft-dropdown-menu small {
      color: var(--cdi-muted-2);
      font-size: .68rem;
      white-space: nowrap;
    }

    .form-control,
    .form-select {
      min-height: 2.5rem;
      border-color: var(--cdi-border);
      box-shadow: none;
    }

    .form-control:hover,
    .form-select:hover {
      border-color: var(--cdi-border-strong);
    }

    .form-control:focus,
    .form-select:focus {
      border-color: #b993bd;
      box-shadow: 0 0 0 .2rem rgba(var(--cdi-primary-rgb), .08);
    }

    .toast {
      --bs-toast-border-color: var(--cdi-border);
      --bs-toast-border-radius: .75rem;
      box-shadow: 0 12px 34px rgba(28, 34, 43, .13);
    }

    /* =========================================================
       4A. DRG & RULES
       ========================================================= */
    .drg-grid {
      display: grid;
      grid-template-columns:
        minmax(20rem, 1fr)
        minmax(22rem, 1fr)
        minmax(20rem, 1fr);
      gap: 1.25rem;
      align-items: start;
    }

    .drg-card {
      min-height: 33.25rem;
      padding: 1.5rem;
    }

    .optimization-banner {
      margin-top: 1.25rem;
      padding: .48rem .8rem;
      border-radius: .35rem;
      color: var(--cdi-success);
      background: var(--cdi-success-soft);
      font-size: .72rem;
      font-weight: 700;
    }

    .opportunity-card {
      position: relative;
      margin-top: 1rem;
      padding: 1.25rem 1rem 1rem;
      border-left: 4px solid var(--cdi-primary);
      background: var(--cdi-surface-subtle);
      transition: background-color .15s ease;
    }

    .opportunity-card:hover {
      background: #f8f8f9;
    }

    .diagnosis-code {
      color: var(--cdi-primary);
      font-size: .75rem;
      font-weight: 650;
    }

    .diagnosis-name {
      margin-top: .25rem;
      font-size: 1rem;
      font-weight: 750;
    }

    .drg-flow {
      display: flex;
      align-items: center;
      gap: .35rem;
      font-size: .7rem;
    }

    .drg-badge {
      padding: .2rem .5rem;
      background: #ebedf0;
      color: #555c66;
    }

    .drg-badge--next {
      color: var(--cdi-primary);
      background: var(--cdi-primary-soft);
    }

    .impact-value {
      color: var(--cdi-primary);
      font-size: 1rem;
      font-weight: 750;
      text-align: right;
    }

    .rule-toggle {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: .5rem;
      margin-top: 1.25rem;
    }

    .rule-toggle .btn {
      border-radius: 999px;
      font-size: .74rem;
      font-weight: 650;
    }

    .rule-toggle .btn.active {
      color: #fff;
      background: var(--cdi-teal);
      border-color: var(--cdi-teal);
    }

    .criteria-list {
      margin: .75rem 0 0;
      padding: 0;
      list-style: none;
    }

    .criteria-item {
      display: grid;
      grid-template-columns: .8rem 1fr auto;
      gap: .6rem;
      align-items: center;
      min-height: 2.55rem;
      color: #454c57;
      font-size: .8rem;
    }

    .criteria-dot {
      width: .42rem;
      height: .42rem;
      border-radius: 50%;
      background: var(--cdi-primary);
    }

    .evidence-code {
      border: 0;
      border-radius: .3rem;
      padding: .18rem .45rem;
      color: #A502B5;
      background: #f2f3f5;
      font-size: .66rem;
      font-weight: 750;
    }

    .evidence-code:hover {
      background: #e8e9ec;
    }

    .summary-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: .85rem;
      margin-top: 1.5rem;
    }

    .summary-tile {
      min-height: 4.85rem;
      padding: 1rem;
      background: var(--cdi-surface-subtle);
    }

    .summary-tile--full {
      grid-column: 1 / -1;
    }

    .summary-label {
      color: var(--cdi-muted);
      font-size: .65rem;
      text-transform: uppercase;
    }

    .summary-value {
      margin-top: .3rem;
      font-size: 1rem;
      font-weight: 750;
      line-height: 1.35;
    }

    .summary-footer {
      margin-top: 6.5rem;
      padding-top: 1rem;
      border-top: 1px solid var(--cdi-border);
      color: var(--cdi-muted);
      font-size: .75rem;
    }

    .risk-score {
      width: 4.1rem;
      height: 4.1rem;
      display: grid;
      place-items: center;
      border: 4px solid #e8c996;
      border-radius: .8rem;
      font-size: 1.4rem;
      font-weight: 800;
    }

    .payer-icon {
      width: 2.7rem;
      height: 2.7rem;
      display: grid;
      place-items: center;
      border-radius: .65rem;
      color: var(--cdi-primary);
      background: var(--cdi-primary-soft);
      font-size: 1.2rem;
    }

    /* =========================================================
       4B. EVIDENCE FINDER
       ========================================================= */
    .feature-heading {
      margin-bottom: 1.25rem;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -.02em;
    }

    .finder-toolbar {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto auto;
      gap: .65rem;
      padding: 1.25rem;
    }

    .evidence-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1.25rem;
      margin-top: 1.25rem;
    }

    .evidence-card {
      position: relative;
      min-height: 15rem;
      padding: 1.2rem 1.25rem 1rem;
    }

    .evidence-card::before {
      content: "";
      position: absolute;
      top: 0;
      bottom: 0;
      left: 0;
      width: 3px;
      border-radius: .75rem 0 0 .75rem;
      background: #b7bac1;
    }

    .evidence-card[data-kind="added"]::before {
      background: #81987B;
    }

    .evidence-card[data-kind="suggestive"]::before {
      background: #d2aa68;
    }

    .evidence-meta {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: .75rem;
    }

    .evidence-quote {
      min-height: 5rem;
      margin: 1.15rem 0 1.1rem;
      font-size: .84rem;
      font-style: italic;
      font-weight: 650;
      line-height: 1.65;
    }

    .evidence-action {
      width: 100%;
      border: 1px solid var(--cdi-primary-border);
      color: #A502B5;
      background: #faf7fb;
      font-size: .75rem;
      font-weight: 700;
    }

    .evidence-action:hover {
      color: #58305c;
      background: #f5eff6;
      border-color: #dec8e1;
    }

    .evidence-action.is-added {
      color: var(--cdi-success);
      background: var(--cdi-success-soft);
      border-color: #d0e8db;
    }

    .evidence-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-top: .85rem;
    }

    .link-button {
      border: 0;
      padding: 0;
      color: var(--cdi-muted);
      background: transparent;
      font-size: .68rem;
    }

    .link-button:hover {
      color: #3b414b;
      text-decoration: underline;
    }

    /* =========================================================
       4C. PATIENT CHART
       ========================================================= */
    .patient-chart-card {
      overflow: visible;
    }

    .patient-chart-toolbar {
      min-height: 5.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: 1.25rem 1.5rem;
      border-bottom: 1px solid var(--cdi-border);
    }

    .chart-document-controls {
      display: flex;
      align-items: center;
      gap: .5rem;
      flex-wrap: wrap;
    }

    .document-dropdown .btn {
      min-width: 0;
      width: auto;
      border-radius: 999px;
      padding: .35rem .7rem;
      font-size: .72rem;
      font-weight: 650;
    }

    .document-dropdown .btn.active-doc {
      color: #A502B5;
      background: var(--cdi-primary-soft);
      border-color: var(--cdi-primary-border);
    }

    .document-count {
      min-width: 1rem;
      height: 1rem;
      display: inline-grid;
      place-items: center;
      padding: 0 .2rem;
      border-radius: 999px;
      color: #6f7680;
      background: #eef0f2;
      font-size: .58rem;
    }

    .active-doc .document-count {
      color: #fff;
      background: var(--cdi-primary);
    }

    .chart-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 18rem;
    }

    .chart-document {
      padding: 2rem;
    }

    .document-paper {
      margin-top: 1.35rem;
      padding: 2rem;
      border: 1px solid #eceef0;
      border-radius: .45rem;
      color: #424a55;
      line-height: 1.6;
    }

    .document-highlight {
      margin: 1.5rem 0;
      padding: .75rem .8rem;
      border-left: 3px solid var(--cdi-primary);
      color: #A502B5;
      background: var(--cdi-primary-soft);
    }

    .chart-sidebar {
      padding: 1.5rem;
      border-left: 1px solid var(--cdi-border);
    }

    .vital-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 3rem;
      margin-bottom: .75rem;
      padding: 0 .8rem;
      border: 1px solid var(--cdi-border);
      border-radius: .45rem;
      background: #fff;
      transition: background-color .15s ease;
    }

    .vital-item:hover {
      background: #fafafa;
    }

    /* =========================================================
       4D. LABS
       ========================================================= */
    .labs-card {
      overflow: visible;
    }

    .labs-toolbar {
      min-height: 5.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: 1.25rem 1.5rem;
      border-bottom: 1px solid var(--cdi-border);
    }

    .labs-search-controls {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: .6rem;
      flex: 1;
    }

    .lab-filter-btn {
      min-width: 7rem;
      border-radius: 999px;
      font-size: .75rem;
      font-weight: 650;
    }

    .lab-search {
      width: min(28rem, 45vw);
    }

    .labs-content {
      padding: 1.5rem;
    }

    .lab-context {
      margin: 1rem 0;
      padding: .8rem;
      border-left: 3px solid var(--cdi-primary);
      color: #75407b;
      background: var(--cdi-primary-soft);
      font-size: .78rem;
    }

    .lab-table {
      --bs-table-bg: transparent;
      --bs-table-hover-bg: #fafafa;
      --bs-table-border-color: var(--cdi-border);
      margin-bottom: 0;
    }

    .lab-table th {
      color: var(--cdi-muted-2);
      font-size: .68rem;
      font-weight: 700;
    }

    .lab-table td {
      font-size: .78rem;
      vertical-align: middle;
    }

    .lab-table tr.is-abnormal > * {
      color: #A502B5;
      background: #fbf5fc;
    }

    .lab-table tr.is-abnormal > :first-child {
      box-shadow: inset 3px 0 0 var(--cdi-primary);
    }

    /* =========================================================
       4E. DOCUMENTATION
       ========================================================= */
    .documentation-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 21rem;
      gap: 1.25rem;
    }

    .documentation-main {
      padding: 1.5rem;
    }

    .documentation-group + .documentation-group {
      margin-top: 1.5rem;
    }

    .documentation-item {
      position: relative;
      padding: .95rem 1rem;
      border-left: 4px solid var(--cdi-primary);
      background: var(--cdi-surface-subtle);
      transition:
        background-color .15s ease,
        box-shadow .15s ease;
    }

    .documentation-item:hover {
      background: #f8f9fa;
      box-shadow: 0 4px 12px rgba(25, 32, 43, .04);
    }

    .documentation-item + .documentation-item {
      margin-top: .6rem;
    }

    .documentation-item__code {
      color: #A502B5;
      font-size: .68rem;
      font-weight: 750;
    }

    .documentation-item__text {
      margin-top: .35rem;
      font-size: .8rem;
    }

    .documentation-item__meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-top: .55rem;
      color: var(--cdi-muted-2);
      font-size: .65rem;
    }

    .documentation-remove {
      position: absolute;
      top: .7rem;
      right: .75rem;
      width: 1.7rem;
      height: 1.7rem;
      border: 0;
      border-radius: 50%;
      color: #999fa8;
      background: transparent;
    }

    .documentation-remove:hover {
      color: #565d67;
      background: #eceef0;
    }

    .dropzone {
      min-height: 5.25rem;
      display: grid;
      place-items: center;
      padding: .75rem;
      border: 1px dashed #c9ccd1;
      color: var(--cdi-muted-2);
      background: #fff;
      transition:
        border-color .15s ease,
        background-color .15s ease;
    }

    .dropzone:hover,
    .dropzone.is-dragover {
      border-color: #aaaeb5;
      background: #fafafa;
    }

    .finalize-card {
      padding: 1.5rem;
      color: #fff;
      background: var(--cdi-teal);
      border: 0;
    }

    .finalize-card p {
      color: rgba(255,255,255,.88);
      line-height: 1.6;
    }

    /* =========================================================
       5. RESPONSIVE BEHAVIOR
       ========================================================= */
    @media (max-width: 1200px) {
      .drg-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .drg-side {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.25rem;
      }

      .evidence-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .documentation-layout {
        grid-template-columns: minmax(0, 1fr) 19rem;
      }
    }

    @media (max-width: 900px) {
      .encounter-meta {
        display: none !important;
      }

      .chart-layout,
      .documentation-layout {
        grid-template-columns: 1fr;
      }

      .chart-sidebar {
        border-top: 1px solid var(--cdi-border);
        border-left: 0;
      }

      .documentation-side {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
      }
    }

    @media (max-width: 768px) {
      .app-main {
        padding: 1rem;
      }

      .app-nav {
        overflow-x: auto;
      }

      .drg-grid,
      .evidence-grid,
      .drg-side,
      .documentation-side {
        grid-template-columns: 1fr;
      }

      .finder-toolbar {
        grid-template-columns: 1fr 1fr;
      }

      .finder-toolbar .input-group {
        grid-column: 1 / -1;
      }

      .labs-toolbar,
      .patient-chart-toolbar {
        align-items: flex-start;
        flex-direction: column;
      }

      .labs-search-controls {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
      }

      .lab-search {
        width: 100%;
        flex: 1 1 100%;
      }

      .chart-document {
        padding: 1rem;
      }

      .document-paper {
        padding: 1.2rem;
      }
    }
  
    /* =========================================================
       6. SEARCH TOOLBARS
       ========================================================= */

    /* Evidence Finder */
    .evidence-search-panel {
      padding: 1.25rem 1.5rem;
    }

    .evidence-search-row {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 7.25rem 9rem;
      align-items: center;
      gap: .65rem;
    }

    .evidence-search-field {
      position: relative;
    }

    .evidence-search-field .form-control {
      height: 2.75rem;
      padding-right: 2.75rem;
      border: 1px solid var(--cdi-border);
      border-radius: .5rem;
      background: #fcfcfd;
      font-size: .82rem;
    }

    .evidence-search-field .form-control::placeholder {
      color: #969ca6;
    }

    .evidence-search-field .form-control:focus {
      background: #fff;
    }

    .evidence-search-icon {
      position: absolute;
      top: 50%;
      right: .95rem;
      color: #9aa1aa;
      transform: translateY(-50%);
      pointer-events: none;
    }

    .evidence-find-btn,
    .evidence-advanced-btn {
      height: 2.35rem;
      border-radius: 999px;
      font-size: .75rem;
      font-weight: 650;
    }

    .evidence-advanced-btn {
      color: #455f60;
      background: #fff;
      border: 1px solid #d4d6da;
    }

    .evidence-advanced-btn:hover {
      color: #303f40;
      background: #f7f8f8;
      border-color: #c9ccd1;
    }

    /* Labs */
    .labs-search-controls {
      display: grid;
      grid-template-columns: 7rem minmax(18rem, 30rem) 6rem;
      align-items: center;
      justify-content: end;
      gap: .6rem;
      flex: 0 1 auto;
    }

    .lab-filter-btn {
      width: 7rem;
      height: 2.55rem;
      display: inline-flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 .9rem;
      border: 1px solid var(--cdi-border);
      border-radius: 999px;
      color: #5d6470;
      background: #fff;
      font-size: .75rem;
      font-weight: 650;
      box-shadow: none;
    }

    .lab-filter-btn:hover,
    .lab-filter-btn:focus,
    .lab-filter-btn.show {
      color: #363d47;
      background: #f7f8f9;
      border-color: var(--cdi-border-strong);
      box-shadow: none;
    }

    .lab-filter-menu {
      min-width: 10rem;
    }

    .lab-search-field {
      position: relative;
      min-width: 0;
    }

    .lab-search-field .form-control {
      width: 100%;
      height: 2.55rem;
      padding-right: 2.6rem;
      border-radius: 999px;
      background: #fff;
      font-size: .78rem;
    }

    .lab-search-field .form-control::placeholder {
      color: #969ca6;
    }

    .lab-search-icon {
      position: absolute;
      top: 50%;
      right: .9rem;
      color: #9aa1aa;
      transform: translateY(-50%);
      pointer-events: none;
    }

    .lab-search-button {
      width: 6rem;
      height: 2.55rem;
      border-radius: 999px;
      font-size: .75rem;
      font-weight: 650;
    }

    @media (max-width: 900px) {
      .evidence-search-row {
        grid-template-columns: minmax(0, 1fr) 7rem 8rem;
      }

      .labs-search-controls {
        width: 100%;
        grid-template-columns: 7rem minmax(0, 1fr) 6rem;
      }
    }

    @media (max-width: 640px) {
      .evidence-search-row,
      .labs-search-controls {
        grid-template-columns: 1fr 1fr;
      }

      .evidence-search-field,
      .lab-search-field {
        grid-column: 1 / -1;
      }

      .lab-filter-btn,
      .lab-search-button,
      .evidence-find-btn,
      .evidence-advanced-btn {
        width: 100%;
      }
    }

    /* =========================================================
       2A. APPLICATION HEADER
       ========================================================= */
    .app-header {
      min-height: 83px;
      background: #f8f8f9;
      border-bottom: 1px solid #dde0e4;
      display: flex;
      align-items: center;
    }

    .brand-mark {
      width: 49px;
      height: 49px;
      display: grid;
      place-items: center;
      flex: 0 0 49px;
    }

    .accuity-logo {
      width: 44px;
      height: 44px;
      object-fit: contain;
      display: block;
    }

    .brand-title {
      font-size: 23px;
      font-weight: 620;
      letter-spacing: -.025em;
      color: #2C5454;
      white-space: nowrap;
    }

    .encounter-meta {
      color: #687383;
      font-size: 14px;
    }

    .header-icon {
      width: 38px;
      height: 38px;
      border: 0;
      background: transparent;
      border-radius: 10px;
      color: #53606a;
      display: grid;
      place-items: center;
      transition: var(--transition);
    }

    .header-icon:hover {
      background: #eceff2;
      color: #A502B5;
      transform: translateY(-1px);
    }

    @media (max-width: 1050px) {
      .encounter-meta {
        display: none !important;
      }
    }

    @media (max-width: 640px) {
      .app-header {
        min-height: 74px;
      }

      .brand-mark {
        width: 42px;
        height: 42px;
        flex-basis: 42px;
      }

      .accuity-logo {
        width: 38px;
        height: 38px;
      }

      .brand-title {
        font-size: 18px;
      }
    }


    /* Start Query */
    .btn-start-query {
      --bs-btn-color: #fff;
      --bs-btn-bg: #4641F5;
      --bs-btn-border-color: #4641F5;
      --bs-btn-hover-color: #fff;
      --bs-btn-hover-bg: #4641F5;
      --bs-btn-hover-border-color: #4641F5;
      --bs-btn-active-color: #fff;
      --bs-btn-active-bg: #4641F5;
      --bs-btn-active-border-color: #4641F5;
      --bs-btn-focus-shadow-rgb: 70, 65, 245;

      min-width: 8.2rem;
      height: 2.35rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: .25rem;
      font-weight: 650;
      box-shadow: 0 3px 9px rgba(70, 65, 245, .14);
      transition: var(--transition);
    }

    .btn-start-query:hover {
      filter: brightness(.94);
      transform: translateY(-1px);
      box-shadow: 0 5px 13px rgba(70, 65, 245, .18);
    }


/* =========================================================
   11. AI UX RESEARCH PROPOSALS (#15 + #18)
   ========================================================= */
.ai-kicker {
  color: var(--cdi-muted-2);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* #18 — alert fatigue: contextual hierarchy and grouped findings */
.ai-attention-summary {
  margin-top: 1.25rem;
  padding: 1rem;
  border: 1px solid #dfe5e2;
  border-radius: .7rem;
  background: #f8faf9;
}

.ai-attention-title {
  margin: .2rem 0 .2rem;
  color: var(--cdi-text);
  font-size: .95rem;
  font-weight: 760;
}

.ai-attention-copy {
  color: var(--cdi-muted);
  font-size: .76rem;
}

.ai-findings-panel {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #e3e7e5;
}

.ai-finding,
.ai-finding-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem;
  border: 1px solid var(--cdi-border);
  border-radius: .6rem;
  background: #fff;
}

.ai-finding + .ai-finding,
.ai-finding + .ai-finding-group,
.ai-finding-group + .ai-finding {
  margin-top: .65rem;
}

.ai-finding--review {
  border-left: 3px solid var(--cdi-primary);
}

.ai-finding--passive {
  border-color: #e8eaed;
  background: #fbfcfc;
}

.ai-finding__body {
  min-width: 0;
}

.ai-finding__actions {
  display: flex;
  flex: 0 0 auto;
  gap: .45rem;
}

.ai-finding-group {
  display: block;
  margin-top: .65rem;
  background: #fcfcfd;
}

.ai-priority-badge {
  display: inline-flex;
  align-items: center;
  min-height: 1.35rem;
  padding: .12rem .45rem;
  border-radius: 999px;
  color: #626a75;
  background: #f0f1f3;
  font-size: .62rem;
  font-weight: 750;
}

.ai-priority-badge--review {
  color: #71337a;
  background: var(--cdi-primary-soft);
}

/* #15 — explicit AI failure / limitation / stale states */
.ai-state-lab {
  padding: 1rem;
  border: 1px dashed #d6d9df;
  border-radius: .75rem;
  background: #fbfcfd;
}

.ai-state-lab__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.ai-state-lab__title {
  margin: .2rem 0;
  font-size: .92rem;
  font-weight: 760;
}

.ai-state-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: .35rem;
}

.ai-state-btn {
  border: 1px solid var(--cdi-border);
  border-radius: 999px;
  background: #fff;
  color: #5b6370;
  font-size: .7rem;
  font-weight: 650;
}

.ai-state-btn:hover,
.ai-state-btn:focus {
  border-color: #b9bcc4;
  background: #f6f7f8;
}

.ai-state-btn.active {
  border-color: var(--cdi-brand-teal);
  color: #fff;
  background: var(--cdi-brand-teal);
}

.ai-state-message {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .8rem;
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid #e3d8bd;
  border-radius: .7rem;
  background: #fffaf0;
}

.ai-state-message--error {
  border-color: #ead1d1;
  background: #fff7f7;
}

.ai-state-message--info {
  border-color: #d5dfe7;
  background: #f7fafc;
}

.ai-state-message__icon {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  color: #83611c;
  background: #f7e8bd;
}

.ai-state-message--error .ai-state-message__icon {
  color: #8d3434;
  background: #f5dddd;
}

.ai-state-message--info .ai-state-message__icon {
  color: var(--cdi-brand-teal);
  background: #e4eeee;
}

.ai-state-message__content {
  min-width: 0;
}

.ai-state-meta-list {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem .8rem;
  color: var(--cdi-muted);
}

.evidence-grid.is-ai-suppressed,
#evidenceEmpty.is-ai-suppressed {
  display: none !important;
}

@media (max-width: 900px) {
  .ai-state-lab__header,
  .ai-finding {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-state-controls {
    justify-content: flex-start;
  }

  .ai-finding__actions {
    width: 100%;
  }
}