/* Layout and Basic Styling */
.app-container {
    display: flex;
    flex-direction: column;
    padding: 20px;
    font-family: sans-serif;
}

.app-container[data-layout="resizable"] {
    display: grid;
    grid-template-columns: minmax(240px, var(--left-column-width)) 12px minmax(420px, var(--main-column-width)) 12px minmax(320px, var(--lookup-column-width));
    align-items: stretch;
    gap: 0;
    height: calc(100vh - 40px);
    overflow: hidden;
}

.app-container > nav,
.app-container > section,
.app-container > main,
.app-container > aside {
    min-width: 0;
}

.app-container[data-layout="resizable"] > .layout-column {
    height: 100%;
    min-width: 0;
    min-height: 0;
}

.app-container[data-layout="resizable"] > .layout-column-left {
    display: grid;
    grid-template-rows: minmax(120px, var(--selector-row-height)) 12px minmax(0, 1fr);
    overflow: hidden;
}

.app-container[data-layout="resizable"] > .layout-column-left > nav,
.app-container[data-layout="resizable"] > .layout-column-left > section {
    min-width: 0;
    min-height: 0;
    overflow: auto;
    padding-inline: 18px;
}

.app-container[data-layout="resizable"] > .layout-column-left > nav {
    padding-bottom: 12px;
}

.app-container[data-layout="resizable"] > .layout-column-left > section {
    border-top: 4px solid #4d5a6b;
    padding-top: 12px;
}

.app-container[data-layout="resizable"] > .layout-column-main,
.app-container[data-layout="resizable"] > .layout-column-lookup {
    overflow: auto;
    padding-inline: 18px;
}

.app-container[data-layout="resizable"] > .layout-column-main {
    border-left: 4px solid #4d5a6b;
}

.app-container[data-layout="resizable"] > .layout-column-lookup {
    border-left: 4px solid #4d5a6b;
}

.layout-splitter {
    position: relative;
    z-index: 2;
    background: linear-gradient(to right, #2f3a46, #aeb8c4 50%, #2f3a46);
    flex: 0 0 auto;
    user-select: none;
    touch-action: none;
}

.layout-splitter::after {
    content: '';
    position: absolute;
    inset: 0;
}

.layout-splitter-vertical {
    width: 12px;
    cursor: col-resize;
}

.layout-splitter-horizontal {
    height: 12px;
    cursor: row-resize;
    background: linear-gradient(to bottom, #2f3a46, #aeb8c4 50%, #2f3a46);
}

.app-container[data-layout="resizable"] .layout-splitter-horizontal {
    margin-top: 0;
}

.layout-splitter:focus,
.layout-splitter:focus-visible {
    outline: none;
}

@media (max-width: 1100px) {
    .app-container[data-layout="resizable"] {
        display: flex;
        flex-direction: column;
        height: auto;
        overflow: visible;
    }

    .app-container[data-layout="resizable"] > .layout-column {
        height: auto;
        min-height: 0;
        width: 100%;
    }

    .app-container[data-layout="resizable"] > .layout-column-left {
        display: flex;
        flex-direction: column;
        overflow: visible;
    }

    .app-container[data-layout="resizable"] > .layout-column-left > nav,
    .app-container[data-layout="resizable"] > .layout-column-left > section,
    .app-container[data-layout="resizable"] > .layout-column-main,
    .app-container[data-layout="resizable"] > .layout-column-lookup {
        overflow: visible;
        width: 100%;
    }

    .app-container[data-layout="resizable"] > .layout-column-main,
    .app-container[data-layout="resizable"] > .layout-column-lookup {
        border-left: 0;
        border-top: 4px solid #4d5a6b;
    }

    .layout-splitter {
        display: none;
    }
}

#main-inner { min-height: 300px; border: 1px solid #ddd; padding: 20px; margin-top: 10px; }

.skip-link {
    position: absolute;
    left: 8px;
    top: 8px;
    z-index: 1000;
    background: #005a9c;
    color: #fff;
    padding: 8px 10px;
    border-radius: 4px;
    text-decoration: none;
    transform: translateY(-160%);
}

.skip-link:focus,
.skip-link:focus-visible {
    transform: translateY(0);
}

[hidden] { display: none !important; }

#builder-view { display: flex; flex-direction: column; gap: 12px; }
.metadata-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.metadata-grid label,
.template-config label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; }
.metadata-grid input,
.metadata-grid select,
.metadata-grid textarea,
.template-config input,
.template-config select,
.template-config textarea { padding: 8px; font: inherit; }
.template-config { display: flex; flex-direction: column; gap: 12px; padding: 12px; border: 1px solid #ddd; background: #fafafa; }

.branding-config { display: grid; gap: 10px; padding: 12px; border: 1px solid #ddd; background: #fafafa; }
.branding-config h3 { margin: 0; }
.branding-toggle { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
#branding-controls { display: grid; gap: 10px; }
#branding-controls label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; }
.branding-error { margin: 0; color: #8a0000; font-weight: 700; min-height: 1.2rem; }
.branding-preview { max-height: 72px; width: auto; border: 1px solid #ddd; padding: 4px; background: #fff; }

#editor-view { display: flex; flex-direction: column; gap: 16px; }
.editor-instructions { display: grid; gap: 4px; padding: 8px 10px; border-left: 3px solid #005a9c; background: #f7fbff; }
.editor-instructions p { margin: 0; }
.editor-metadata-list { margin: 0; padding: 0; display: grid; gap: 8px; }
.editor-metadata-item { display: grid; grid-template-columns: minmax(180px, 240px) 1fr; gap: 8px; }
.editor-metadata-item dt { font-weight: 700; }
.editor-metadata-item dd { margin: 0; }
.editor-fields-grid { display: grid; grid-template-columns: minmax(180px, 240px) 1fr; gap: 10px; align-items: start; }
.editor-fields-grid label { font-weight: 600; }
.editor-fields-grid input,
.editor-fields-grid select,
.editor-fields-grid textarea { width: 100%; padding: 8px; font: inherit; }
.editor-fields-grid textarea { min-height: 96px; resize: vertical; }
.wcag-combobox { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: start; }
.wcag-combobox-input { width: 100%; padding: 8px; font: inherit; }
.wcag-combobox-toggle { white-space: nowrap; }
.wcag-combobox-listbox {
    grid-column: 1 / -1;
    margin: 0;
    padding: 0;
    list-style: none;
    border: 1px solid #ccc;
    max-height: 220px;
    overflow-y: auto;
    background: #fff;
}
.wcag-combobox-listbox li { padding: 8px; cursor: pointer; }
.wcag-combobox-listbox li[aria-selected="true"] { background: #dfefff; }

#viewer-view { display: flex; flex-direction: column; gap: 16px; }
.viewer-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.wcag-viewer-link { overflow-wrap: anywhere; }
.viewer-branding {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border: 1px solid #ddd;
    background: #f8fbff;
}
.viewer-brand-logo { max-height: 64px; width: auto; }
.viewer-brand-header { margin: 0; font-weight: 700; font-size: 1.05rem; }
.viewer-metadata-list { margin: 0; padding: 0; display: grid; gap: 8px; }
.viewer-metadata-item { display: grid; grid-template-columns: minmax(180px, 240px) 1fr; gap: 8px; }
.viewer-metadata-item dt { font-weight: 700; }
.viewer-metadata-item dd { margin: 0; }
.viewer-fields-list { display: grid; gap: 10px; }
.viewer-field-card { border: 1px solid #ddd; border-radius: 4px; background: #fafafa; padding: 10px; }
.viewer-field-card h4 { margin: 0 0 6px; }
.viewer-field-card p { margin: 0 0 4px; }

.viewer-paragraph-item { margin-bottom: 12px; }
.viewer-paragraph-item h4 { margin: 0 0 6px; }
.viewer-paragraph-item p { margin: 0; }

.viewer-table-wrapper { overflow-x: auto; }
.viewer-layout-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.viewer-layout-table th,
.viewer-layout-table td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: left;
    vertical-align: top;
    overflow-wrap: anywhere;
    word-break: break-word;
}
.viewer-layout-table th { background: #f4f4f4; }

.viewer-bullet-list { margin: 0; padding-left: 24px; }
.viewer-bullet-list li { margin-bottom: 8px; }

#export-dialog {
    border: 1px solid #ccc;
    background: #fff;
    padding: 12px;
    display: grid;
    gap: 8px;
    max-width: 420px;
}

.viewer-dialog-actions { display: flex; gap: 8px; }

#new-report-options { display: grid; gap: 10px; margin-top: 12px; }
.open-report-status { margin: 8px 0 0; min-height: 1.25rem; }

.recent-reports-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.recent-reports-row select {
    flex: 1;
}
.template-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.report-actions { display: flex; flex-wrap: wrap; gap: 8px; }
#recent-reports-container { display: grid; gap: 10px; margin-top: 16px; }
#report-metrics { border: 1px solid #ddd; background: #fafafa; padding: 10px; }
#report-metrics h3 { margin: 0 0 8px; }
#report-metrics-list { margin: 0; display: grid; gap: 6px; }
#report-metrics-list div { display: grid; grid-template-columns: minmax(180px, 240px) 1fr; gap: 8px; }
#report-metrics-list dt { font-weight: 700; }
#report-metrics-list dd { margin: 0; }
#template-create-dialog,
#template-delete-dialog,
#template-edit-confirm-dialog,
#report-delete-dialog,
#import-conflict-dialog,
#entry-delete-dialog,
#app-settings-dialog,
#settings-shortcut-conflict-dialog,
#settings-standard-name-dialog,
#settings-standard-overwrite-dialog,
#settings-standard-paste-dialog,
#settings-standard-json-dialog,
#settings-clear-standards-dialog,
#settings-reset-dialog {
    border: 1px solid #ccc;
    background: #fff;
    padding: 12px;
    display: grid;
    gap: 8px;
    max-width: 420px;
}

#app-settings-dialog {
    max-width: 960px;
    gap: 14px;
}

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

#app-settings-dialog section {
    border: 1px solid #ddd;
    padding: 10px;
    background: #fafafa;
}

#app-settings-dialog h4 {
    margin-top: 0;
}

#settings-admin-tools {
    border: 1px solid #ddd;
    background: #f7f7f7;
    padding: 8px 10px;
}

#settings-admin-tools > summary {
    cursor: pointer;
    font-weight: 700;
}

#settings-admin-tools > summary:focus,
#settings-admin-tools > summary:focus-visible {
    outline: 2px solid #005a9c;
    outline-offset: 2px;
}

#settings-integrations-list {
    margin: 10px 0 0;
    padding-left: 20px;
    display: grid;
    gap: 6px;
}

#network-activity {
    border: 1px solid #ddd;
    background: #fafafa;
    padding: 10px;
    margin-top: 12px;
}

#network-activity h3 {
    margin: 0 0 6px;
}

#network-activity-status,
#network-activity-detail {
    margin: 0;
}

#settings-shortcuts-table input[readonly] {
    width: 100%;
}

#settings-standards-list {
    margin: 8px 0 0;
    padding-left: 18px;
    display: grid;
    gap: 8px;
}

#settings-about-list {
    margin: 0;
    display: grid;
    gap: 6px;
}

#settings-about-list div {
    display: grid;
    grid-template-columns: minmax(180px, 240px) 1fr;
    gap: 8px;
}

#settings-about-list dt { font-weight: 700; }
#settings-about-list dd { margin: 0; }

/* Table Styling */
table { width: 100%; border-collapse: collapse; margin: 20px 0; }
th, td { border: 1px solid #ccc; padding: 10px; text-align: left; }
th { background-color: #f4f4f4; }

.editor-table-wrapper { overflow-x: auto; }
.editor-audit-table { table-layout: fixed; width: 100%; }
.editor-audit-table td { vertical-align: top; }
.entry-actions-menu { display: grid; gap: 6px; margin-top: 6px; }
.editor-action-bar { display: flex; flex-wrap: wrap; gap: 8px; }
.editor-validation-list,
.editor-statistics-list { margin: 0; padding-left: 20px; }
.editor-validation-list li + li,
.editor-statistics-list li + li { margin-top: 6px; }
.btn-validation-issue { text-align: left; }

.editor-modal-close-top {
    justify-self: start;
}

#editor-metadata-dialog,
#editor-clear-dialog,
#editor-validation-dialog,
#editor-statistics-dialog,
#editor-spellcheck-dialog,
#help-dialog {
    border: 1px solid #ccc;
    background: #fff;
    padding: 12px;
    display: grid;
    gap: 10px;
    max-width: 720px;
}

#help-dialog {
    position: fixed;
    inset: 4vh 4vw;
    max-width: none;
    max-height: 92vh;
    z-index: 1200;
    gap: 12px;
    overflow: hidden;
}

.help-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

#help-description {
    margin: 0;
}

.help-layout {
    display: grid;
    grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
    gap: 12px;
    min-height: 0;
    overflow: hidden;
}

#help-toc {
    border: 1px solid #ddd;
    background: #fafafa;
    padding: 10px;
    overflow: auto;
}

.help-toc-header {
    display: grid;
    gap: 6px;
}

.help-toc-header h3 {
    margin: 0;
}

#help-toc ul {
    margin: 10px 0 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

#help-content {
    border: 1px solid #ddd;
    background: #fff;
    padding: 12px;
    overflow: auto;
    scroll-behavior: smooth;
}

#help-content section + section {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid #ddd;
}

#help-content h2,
#help-content h3 {
    margin-top: 0;
}

.help-table-wrapper {
    overflow-x: auto;
}

#progress-log-dialog {
    position: fixed;
    inset: 4vh 4vw;
    z-index: 1200;
    border: 1px solid #ccc;
    background: #fff;
    padding: 12px;
    display: grid;
    gap: 10px;
    max-width: none;
    max-height: 92vh;
    overflow: hidden;
}

.progress-log-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.progress-log-header h3 {
    margin: 0;
}

.progress-log-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.progress-log-table-wrapper {
    overflow: auto;
    min-height: 0;
}

.progress-log-table {
    min-width: 1200px;
    margin: 0;
}

.progress-log-table th,
.progress-log-table td {
    vertical-align: top;
}

.progress-log-table input,
.progress-log-table select,
.progress-log-table textarea {
    width: 100%;
    box-sizing: border-box;
    font: inherit;
}

.progress-log-table textarea {
    min-height: 72px;
    resize: vertical;
}

.progress-log-notes {
    white-space: pre-wrap;
}

.progress-log-link-note {
    margin-left: 4px;
    font-size: 0.85em;
    color: #555;
}

@media (max-width: 1100px) {
    #help-dialog {
        inset: 2vh 2vw;
    }

    #progress-log-dialog {
        inset: 2vh 2vw;
    }

    .help-layout {
        grid-template-columns: 1fr;
    }
}

.editor-metadata-dialog-grid {
    display: grid;
    gap: 10px;
}

.editor-metadata-dialog-grid fieldset {
    border: 1px solid #ddd;
    padding: 8px;
    display: grid;
    gap: 6px;
}

.editor-metadata-dialog-grid label { font-weight: 600; }

.editor-metadata-dialog-grid input,
.editor-metadata-dialog-grid select,
.editor-metadata-dialog-grid textarea {
    width: 100%;
    padding: 8px;
    font: inherit;
}

.editor-clear-help { margin: 0 0 8px 22px; }

.spellcheck-context {
    border: 1px solid #ddd;
    background: #fafafa;
    padding: 8px;
    margin: 0;
}

.spellcheck-status {
    margin: 0;
}

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

/* Ensure focus indicators are visible */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid #005a9c;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    #help-content {
        scroll-behavior: auto;
    }
}

@media (forced-colors: active) {
    .viewer-field-card,
    .template-config,
    .branding-config,
    #report-metrics,
    #progress-log-dialog,
    #editor-metadata-dialog,
    #editor-clear-dialog,
    #editor-validation-dialog,
    #editor-statistics-dialog,
    #editor-spellcheck-dialog,
    #help-dialog,
    #export-dialog,
    #app-settings-dialog,
    #settings-shortcut-conflict-dialog,
    #settings-standard-name-dialog,
    #settings-standard-overwrite-dialog,
    #settings-reset-dialog {
        border: 1px solid CanvasText;
        background: Canvas;
    }

    .shortcut-tooltip::after {
        border: 1px solid CanvasText;
        background: Canvas;
        color: CanvasText;
    }

    .progress-log-link-note {
        color: CanvasText;
    }
}

.shortcut-tooltip {
    position: relative;
}

.shortcut-tooltip::after {
    content: attr(data-shortcut-hint);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 6px);
    transform: translateX(-50%);
    padding: 4px 8px;
    border-radius: 4px;
    background: #111;
    color: #fff;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
    z-index: 20;
}

.shortcut-tooltip:hover::after,
.shortcut-tooltip:focus-visible::after {
    opacity: 1;
}