/* ==========================================================================
   S3.DocCenter – Theme & Base Styles
   Based on S3.NorthDataAutoExporter design system
   ========================================================================== */

/* ---------- CSS Custom Properties ---------- */

:root {
    --font-size: 16px;
    --background: #fafafa;
    --foreground: #1f1f1f;
    --card: #ffffff;
    --card-foreground: #1f1f1f;
    --popover: #ffffff;
    --popover-foreground: #1f1f1f;
    --primary: #0C5DA6;
    --primary-foreground: #ffffff;
    --secondary: #f5f5f5;
    --secondary-foreground: #1f1f1f;
    --muted: #f0f0f0;
    --muted-foreground: #6b6b6b;
    --accent: #e6f7ff;
    --accent-foreground: #0C5DA6;
    --destructive: #ff4444;
    --destructive-foreground: #ffffff;
    --border: #e8e8e8;
    --input: transparent;
    --input-background: #ffffff;
    --font-weight-medium: 500;
    --font-weight-normal: 400;
    --ring: #0C5DA6;
    --radius: 0;
    --sidebar: #333333;
    --sidebar-foreground: #e8e8e8;
    --sidebar-primary: #0C5DA6;
    --sidebar-primary-foreground: #ffffff;
    --sidebar-accent: #3a3a3a;
    --sidebar-accent-foreground: #ffffff;
    --sidebar-border: #444444;
    --sidebar-ring: #0C5DA6;
    --sidebar-submenu: #2b2b2b;
}

/* ---------- Base styles ---------- */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100vh;
}

/* PDF.js erstellt versteckte Off-Screen-Canvases als Body-Children.
   Diese Canvases haben height:0 aber position im Dokument, was scrollHeight erhöht. */
body > canvas {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
}

html {
    font-size: var(--font-size);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 1rem;
    font-weight: var(--font-weight-normal);
    line-height: 1.5;
    color: var(--foreground);
    background-color: var(--background);
}

h1 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    border: none;
    outline: none;
}

h2 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
}

h3 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
}

h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
}

label {
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
}

button {
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    cursor: pointer;
}

input {
    font-size: 1rem;
    font-weight: var(--font-weight-normal);
    line-height: 1.5;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ---------- Shadow utilities ---------- */

.shadow-header {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.shadow-sidebar {
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.12);
}

.shadow-actionbar {
    box-shadow: 0 -1px 4px rgba(0, 0, 0, 0.06);
}

.shadow-card {
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.10);
}

.shadow-button {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.shadow-dropdown {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

/* ---------- Layout ---------- */

.layout {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.sidebar {
    background-color: var(--sidebar);
    color: var(--sidebar-foreground);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-animating {
    transition: width 0.2s ease;
}

.sidebar-collapsed {
    width: 64px;
}

.header {
    height: 68px;
    background-color: var(--card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    gap: 1rem;
}

.action-bar {
    background-color: var(--card);
    padding: 0.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
    flex-shrink: 0;
    min-height: 48px;
    margin-top: 1rem;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.10), 0 2px 10px rgba(0, 0, 0, 0.10);
    position: relative;
}

.action-bar-loader {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: color-mix(in srgb, var(--primary) 15%, transparent);
    overflow: hidden;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.action-bar-loader.active {
    opacity: 1;
}

.action-bar-loader::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 40%;
    background-color: var(--primary);
    animation: actionbar-loading 1.2s ease-in-out infinite;
}

@keyframes actionbar-loading {
    0%   { left: -40%; }
    100% { left: 100%; }
}

.content-area {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
    width: 100%;
}

/* ---------- Content-Container (max-width + zentriert) ---------- */

/* Container-Varianten — die jeweilige Page wraps ihren Top-Level-Inhalt
   mit einer dieser Klassen. Breite steht statisch im Markup, kein
   Runtime-State, kein Page-Wechsel-Flicker. */
.container-narrow,
.container-standard,
.container-wide,
.container-full {
    width: 100%;
    margin: 0 auto;
}

.container-narrow   { max-width: 720px;  }
.container-standard { max-width: 1040px; }
.container-wide     { max-width: 1584px; }
.container-full     { max-width: none;   }

/* ---------- Status badges ---------- */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    border-radius: 9999px;
    white-space: nowrap;
}

.badge-success {
    background-color: #dcfce7;
    color: #166534;
}

.badge-warning {
    background-color: #fef9c3;
    color: #854d0e;
}

.badge-error {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-primary {
    background-color: color-mix(in srgb, var(--primary) 12%, transparent);
    color: var(--primary);
}

.badge-muted {
    background-color: var(--muted);
    color: var(--muted-foreground);
}

/* ---------- Tables ---------- */

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th {
    text-align: left;
    padding: 0.625rem 0.75rem;
    font-weight: var(--font-weight-medium);
    color: var(--muted-foreground);
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
    /* Label oben verankern, damit Spalten ohne Filter dasselbe Label-Y
       haben wie Spalten mit Filter (sonst zentriert die default
       vertical-align: middle das Label in der Zelle). */
    vertical-align: top;
}

.data-table td {
    padding: 0.625rem 0.75rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.data-table tbody tr:nth-child(odd) {
    background-color: var(--background);
}

.data-table tbody tr:nth-child(even) {
    background-color: var(--card);
}

.data-table tbody tr:hover {
    background-color: var(--muted);
}

/* Klickbare Zeile — Cursor-Pointer als visuelle Affordance fuer
   Row-Click-Navigation. Action-Buttons in der Zelle haben
   `@onclick:stopPropagation`, damit sie nicht doppelt navigieren. */
.data-table tbody tr.clickable {
    cursor: pointer;
}

/* Fixed Layout — Spaltenbreiten werden aus <col>-Elementen übernommen,
   erlaubt sticky Header ohne Spalten-Verschiebung, schneidet lange
   Inhalte per `text-overflow: ellipsis` in Zellen mit `overflow: hidden`. */
.data-table.data-table-fixed {
    table-layout: fixed;
}

/* Header-Zelle: 2-zeilig — oben Label+Sort, unten Filter-Input/Select */
.data-table .th-label {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.125rem 0;
    user-select: none;
}

.data-table .th-label.sortable {
    cursor: pointer;
}

.data-table .th-label.sortable:hover {
    color: var(--foreground);
}

.data-table .sort-icon {
    opacity: 0.45;
    flex-shrink: 0;
}

.data-table .sort-icon.sort-active {
    opacity: 1;
    color: var(--primary);
}

.data-table .th-filter-input,
.data-table .th-filter-select {
    width: 100%;
    margin-top: 0.375rem;
    padding: 0.375rem 0.5rem;
    height: 34px;
    box-sizing: border-box;
    font-size: 0.8125rem;
    font-weight: var(--font-weight-normal);
    border: 1px solid var(--border);
    background-color: var(--card);
    color: var(--foreground);
    border-radius: var(--radius);
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.data-table .th-filter-input:focus,
.data-table .th-filter-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary) 15%, transparent);
}

.data-table .th-filter-input.is-active,
.data-table .th-filter-select.is-active {
    border-color: var(--primary);
    background-color: color-mix(in srgb, var(--primary) 4%, var(--card));
}

.data-table .th-filter-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
    background-repeat: no-repeat;
    background-position: right 0.375rem center;
    background-size: 14px;
    padding-right: 1.5rem;
}

/* Optionale Selected-Row-Markierung — 3px Primary-Border links + leichter
   Primary-Tint. Wird auf `<tr class="selected">` angewendet. */
.data-table tbody tr.selected {
    background-color: color-mix(in srgb, var(--primary) 8%, var(--card)) !important;
    box-shadow: inset 3px 0 0 var(--primary);
}

/* Empty-State-Zeile innerhalb der Tabelle */
.data-table .empty-state-row td {
    padding: 2.5rem 0.75rem;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--muted-foreground);
    text-align: center;
}

/* Zelle mit Ellipsis — funktioniert nur in data-table-fixed (table-layout: fixed). */
.data-table .cell-ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Action-Spalte (icon-only Buttons rechts in der Zeile). Header-Label und
   Body-Buttons rechtsbündig. Gap entsteht durch margin-left an Buttons,
   damit der `<td>` als table-cell-Layout intakt bleibt. */
.data-table .cell-actions {
    text-align: right;
    white-space: nowrap;
}

.data-table td.cell-actions .action-btn + .action-btn {
    margin-left: 0.25rem;
}

/* ---------- Cards ---------- */

.card {
    background-color: var(--card);
    color: var(--card-foreground);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.10);
    width: 100%;
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    font-weight: var(--font-weight-medium);
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--card);
    color: var(--foreground);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
    text-decoration: none;
}

.btn:hover {
    background-color: var(--muted);
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

.btn-primary:hover {
    background-color: #0a4f8f;
    border-color: #0a4f8f;
}

.btn-secondary {
    background-color: var(--card);
    color: var(--foreground);
    border-color: var(--border);
}

.btn-secondary:hover {
    background-color: var(--muted);
}

.btn-danger {
    background-color: var(--destructive);
    color: var(--destructive-foreground);
    border-color: var(--destructive);
}

.btn-danger:hover {
    background-color: #e03030;
    border-color: #e03030;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.8125rem;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--radius);
    background: transparent;
    color: var(--foreground);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.action-btn:hover {
    background-color: var(--muted);
}

.action-btn-danger:hover {
    background-color: #fee2e2;
    color: var(--destructive);
}

.action-bar-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    white-space: nowrap;
    border: none;
    outline: none;
    margin: 0;
    padding: 0;
}

.action-bar-title-with-back {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
}

/* ---------- Forms ---------- */

.form-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-family: inherit;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--input-background);
    color: var(--foreground);
    outline: none;
    transition: border-color 0.15s ease;
}

.form-input:focus {
    border-color: var(--ring);
    box-shadow: 0 0 0 2px rgba(12, 93, 166, 0.15);
}

.form-input[readonly],
.form-input:read-only {
    background-color: var(--background);
    color: var(--muted-foreground);
    cursor: default;
    border-color: var(--border);
}

.form-input[readonly]:focus,
.form-input:read-only:focus {
    border-color: var(--border);
    box-shadow: none;
}

.form-select {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--input-background);
    color: var(--foreground);
    outline: none;
    cursor: pointer;
}

.form-select:focus {
    border-color: var(--ring);
    box-shadow: 0 0 0 2px rgba(12, 93, 166, 0.15);
}

.form-label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--foreground);
}

.filter-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--muted-foreground);
    white-space: nowrap;
}

/* ---------- Pagination ---------- */

.pagination {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 0.5rem;
    font-size: 0.875rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--card);
    color: var(--foreground);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.pagination-btn:hover {
    background-color: var(--muted);
}

.pagination-btn-active {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

.pagination-btn-active:hover {
    background-color: #0a4f8f;
}

.pagination-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.pagination-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

.pagination-left,
.pagination-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

.pagination-range {
    font-variant-numeric: tabular-nums;
}

.pagination-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    color: var(--muted-foreground);
    user-select: none;
}

/* Page-Size-Select in der Pagination-Card — eigenständig (nicht von
   .th-filter-select abgeleitet, sonst sind Höhe/Padding/Width vermischt). */
.page-size-select {
    height: 34px;
    box-sizing: border-box;
    padding: 0 1.75rem 0 0.625rem;
    font-size: 0.875rem;
    line-height: 1;
    border: 1px solid var(--border);
    background-color: var(--card);
    color: var(--foreground);
    border-radius: var(--radius);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 14px;
    cursor: pointer;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.page-size-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary) 15%, transparent);
}

/* Vertikaler Abstand zwischen Tabellen-Card und Pagination-Card. */
.list-page {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* ---------- Detail-Page ---------- */

.detail-card {
    padding: 1.5rem 2rem;
}

.detail-grid {
    display: grid;
    grid-template-columns: max-content 1fr;
    column-gap: 2rem;
    row-gap: 0.625rem;
    margin: 0;
    font-size: 0.875rem;
}

.detail-grid dt {
    color: var(--muted-foreground);
    font-weight: var(--font-weight-medium);
    margin: 0;
}

.detail-grid dd {
    margin: 0;
    color: var(--foreground);
}

/* ---------- Navigation ---------- */

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1rem;
    height: 40px;
    font-size: 0.875rem;
    color: var(--sidebar-foreground);
    text-decoration: none;
    border-radius: var(--radius);
    transition: background-color 0.15s ease;
}

.nav-link:hover {
    background-color: var(--sidebar-accent);
    color: var(--sidebar-accent-foreground);
    text-decoration: none;
}

.nav-link-active,
.nav-link.active {
    background-color: var(--sidebar-accent);
    color: var(--sidebar-accent-foreground);
    box-shadow: inset 4px 0 0 var(--sidebar-primary);
}

.nav-link-active:hover,
.nav-link.active:hover {
    background-color: var(--sidebar-accent);
    color: var(--sidebar-accent-foreground);
}

/* Menü-Container (kein horizontales Inset — Active-Indicator und
   Hover-Fläche sitzen am Sidebar-Rand). §3.7 */
.nav-menu {
    display: flex;
    flex-direction: column;
    padding: 0.5rem 0;
}

/* Beim Einklappen der Sidebar: Text ausblenden, Icon zentrieren. */
.sidebar.sidebar-collapsed .nav-link {
    justify-content: center;
    padding: 0;
}

.sidebar.sidebar-collapsed .nav-link-text {
    display: none;
}

/* Label-Span in NavLinks — per ::deep erreicht NavMenu.razor auch
   Text-Spans in Tree/Submenu-Unterkomponenten. Hier nichts weiter
   nötig, da keine Tree/Submenu in DS.ClaudeStats. */

/* ---------- Filter-Bar (§3.8) ---------- */

.filter-bar {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.filter-btn {
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    font-family: inherit;
    font-weight: var(--font-weight-medium);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--card);
    color: var(--foreground);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.filter-btn:hover {
    background-color: var(--muted);
}

.filter-btn.active {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

.filter-btn.active:hover {
    background-color: #0a4f8f;
    border-color: #0a4f8f;
}

/* ---------- ActionBar-Inhalts-Gruppe ---------- */
/* Gruppierung mehrerer Controls in einer Action-Bar, die intern nicht
   umbrechen darf (z.B. Wochen-Navigation mit Prev/Label/Next). Muss
   global stehen, weil RenderFragments im MainLayout-Render-Tree landen
   und Page-scoped ::deep-Regeln nicht greifen. */
.action-bar-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: nowrap;
    flex-shrink: 0;
}

.action-bar-group .week-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 9.5rem;
    line-height: 1.15;
    white-space: nowrap;
}

.action-bar-group .week-label strong {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
}

.action-bar-group .week-range {
    font-size: 0.75rem;
    color: var(--muted-foreground);
    font-variant-numeric: tabular-nums;
}

/* Filter-Bar-Variante ohne Abstand nach unten (für ActionBar-Einbettung). */
.filter-bar-inline {
    margin-bottom: 0;
}

/* ==== Heatmap-Zelle (Stundenplan) ==== */
/* Global, nicht scoped — Zell-Styling ist projektspezifisch aber die
   scoped-CSS-Attribut-Transformation auf Descendant-Selektoren ist
   fragil; global ausfuehren macht die Regel deterministisch.
   Zentrierung klassisch via text-align + line-height = grid-row-Hoehe. */
.heatmap-cell {
    display: block;
    padding: 0 0.25rem;
    color: var(--foreground);
    cursor: default;
    transition: outline 0.1s;
    position: relative;
    text-align: center;
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
    line-height: 1.75rem;
    white-space: nowrap;
}

.heatmap-cell:hover {
    outline: 2px solid var(--primary);
    outline-offset: -1px;
    z-index: 1;
}

.heatmap-cell.is-dark {
    color: var(--primary-foreground);
}

.heatmap-cell.is-limit-hit::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 8px 8px 0;
    border-color: transparent var(--destructive) transparent transparent;
    pointer-events: none;
}

/* ---------- Tree / Nav-Row ---------- */
/* Flat + Tree-Items teilen sich die gleiche nav-link-Struktur.
   Active-Indicator (4px box-shadow) sitzt am Sidebar-Rand.
   Folder-Expand-Chevron ist rechts, damit das Icon direkt
   neben dem Indicator steht. */

.tree-link-folder {
    cursor: pointer;
}

.tree-chevron-right {
    margin-left: auto;
    opacity: 0.6;
    transition: transform 0.15s ease;
}

.tree-chevron-open {
    transform: rotate(90deg);
}

.tree-children {
    position: relative;
    margin-left: 16px;
}

.tree-children::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 2px;
    bottom: 2px;
    width: 1px;
    background-color: var(--sidebar-border);
}

/* Collapsed Sidebar: Baumkinder werden komplett ausgeblendet — nur
   Level-0-Folder bleiben als Icons sichtbar. Dadurch fluchtet jedes
   sichtbare Icon mit den flachen NavLinks. */
.tree-children.sidebar-collapsed {
    display: none;
}

/* Collapsed Sidebar: Chevron am Folder-Header raus, sonst wuerde
   `margin-left: auto` das Folder-Icon aus der zentrierten Spur druecken. */
.nav-collapsed .tree-chevron-right {
    display: none;
}

/* ---------- Icon sizes ---------- */

.icon-sm {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.icon-md {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* ---------- Blazor ReconnectModal ---------- */

.components-reconnect-first-attempt-visible,
.components-reconnect-repeated-attempt-visible,
.components-reconnect-failed-visible,
.components-pause-visible,
.components-resume-failed-visible,
.components-rejoining-animation {
    display: none;
}

#components-reconnect-modal.components-reconnect-show .components-reconnect-first-attempt-visible,
#components-reconnect-modal.components-reconnect-show .components-rejoining-animation,
#components-reconnect-modal.components-reconnect-paused .components-pause-visible,
#components-reconnect-modal.components-reconnect-resume-failed .components-resume-failed-visible,
#components-reconnect-modal.components-reconnect-retrying .components-reconnect-repeated-attempt-visible,
#components-reconnect-modal.components-reconnect-retrying .components-rejoining-animation,
#components-reconnect-modal.components-reconnect-failed .components-reconnect-failed-visible {
    display: block;
}

#components-reconnect-modal:not([open]) {
    display: none;
}

#components-reconnect-modal {
    background-color: white;
    width: 20rem;
    margin: 20vh auto;
    padding: 2rem;
    border: 0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    color: var(--foreground);
    font-size: 0.875rem;
}

#components-reconnect-modal::backdrop {
    background-color: rgba(0, 0, 0, 0.4);
}

.components-reconnect-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

#components-reconnect-modal p {
    margin: 0;
    text-align: center;
}

#components-reconnect-modal button {
    border: 0;
    background-color: var(--primary);
    color: var(--primary-foreground);
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
}

#components-reconnect-modal button:hover {
    background-color: #0a4f8f;
}

.components-rejoining-animation {
    position: relative;
    width: 60px;
    height: 60px;
}

.components-rejoining-animation div {
    position: absolute;
    border: 3px solid var(--primary);
    opacity: 1;
    border-radius: 50%;
    animation: components-rejoining-animation 1.5s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}

.components-rejoining-animation div:nth-child(2) {
    animation-delay: -0.5s;
}

@keyframes components-rejoining-animation {
    0%, 4.9% {
        top: 30px; left: 30px; width: 0; height: 0; opacity: 0;
    }
    5% {
        top: 30px; left: 30px; width: 0; height: 0; opacity: 1;
    }
    100% {
        top: 0; left: 0; width: 60px; height: 60px; opacity: 0;
    }
}

/* ---------- Formular-spezifisch (kompakte Inputs/Labels) ---------- */

.formular .form-input {
    font-size: 0.8125rem;
    padding: 0.25rem 0.5rem;
    height: 1.75rem;
    min-height: 1.75rem;
    max-height: 1.75rem;
    box-sizing: border-box;
    line-height: 1.2;
}

.formular .form-label {
    font-size: 0.6875rem;
    margin-bottom: 0.125rem;
    padding: 0 2px;
    color: var(--muted-foreground);
    font-weight: var(--font-weight-normal);
    display: block;
}

.formular input[type="date"].form-input {
    padding: 0 0.5rem;
    line-height: 1.75rem;
    font-family: inherit;
    -webkit-appearance: none;
    appearance: none;
}

.formular input[type="date"].form-input::-webkit-datetime-edit {
    padding: 0;
    line-height: 1.75rem;
}

.formular input[type="date"].form-input::-webkit-calendar-picker-indicator {
    padding: 0;
    margin: 0;
}

/* ---------- Text Picker (PDF → Input) ---------- */
/* Cursor im PDF bleibt unverändert (Text-Selektion bleibt natürlich) */

/* ---------- Animations ---------- */

.spin {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ---------- Login page ---------- */

.login-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: var(--sidebar);
    padding: 1.5rem;
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.login-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.login-logo-img {
    height: 88px;
    width: auto;
}

.login-title {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--foreground);
}

.login-field {
    margin-bottom: 1rem;
}

.login-btn {
    width: 100%;
    margin-top: 0.5rem;
}

.login-error {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    margin-bottom: 1rem;
    background-color: #fee2e2;
    color: #991b1b;
    font-size: 0.875rem;
    border-radius: var(--radius);
}

.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.6875rem;
    color: var(--sidebar-foreground);
    opacity: 0.5;
    line-height: 1.6;
}

.login-version {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.01em;
}

.login-fieldset {
    border: 0;
    padding: 0;
    margin: 0;
    min-width: 0;
}

/* ---------- Blazor-specific ---------- */

#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid var(--destructive);
}