/* Backoffice-Layout (hg-spec/plaene/grundlagen.md 7.3): mobil zuerst, kein JavaScript */
.bo-header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
             gap: .25rem 1rem; padding: .5rem 1rem; background: var(--ink); color: var(--paper); }
.bo-brand { display: flex; align-items: center; min-height: 44px; }
.bo-brand img { display: block; height: 28px; width: auto; }
.bo-user { display: flex; align-items: center; gap: .75rem; min-width: 0; }
.bo-username { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 10rem; }
.bo-user form { margin: 0; }
.bo-user button, .bo-login button { min-height: 44px; min-width: 44px; padding: 0 1rem; font: inherit; cursor: pointer; }
.bo-nav { order: 3; flex: 1 1 100%; overflow-x: auto; }
.bo-nav ul { display: flex; gap: .25rem; margin: 0; padding: 0; list-style: none; }
.bo-nav a { display: flex; align-items: center; min-height: 44px; min-width: 44px; padding: 0 .85rem;
            color: var(--paper); text-decoration: none; white-space: nowrap; border-bottom: 3px solid transparent; }
.bo-nav a:hover, .bo-nav a:focus-visible { background: #2a2a2a; }
.bo-nav a[aria-current="page"] { border-bottom-color: var(--paper); font-weight: 600; }
.bo-header-login { justify-content: flex-start; }

.bo-main { flex: 1; padding: 1.25rem 1rem; max-width: 80rem; width: 100%; }
.bo-main h1 { font-size: 1.6rem; font-weight: 600; margin: 0 0 1rem; }
.bo-link { display: inline-block; padding: .75rem 0; min-height: 44px; }
.bo-login { max-width: 26rem; }
.bo-login input { display: block; width: 100%; min-height: 44px; font: inherit; padding: 0 .5rem; }
.bo-login label { display: block; margin-bottom: .25rem; }

.bo-messages { list-style: none; margin: 0; padding: 0; }
.bo-message { padding: .75rem 1rem; background: var(--panel); border-bottom: 1px solid var(--line); }
.bo-message.error { border-left: 4px solid var(--ink); }

.bo-table-wrap { overflow-x: auto; }
.bo-table-wrap table { border-collapse: collapse; width: 100%; }
.bo-table-wrap th, .bo-table-wrap td { padding: .6rem .75rem; text-align: left; border-bottom: 1px solid var(--line); }

/* Audit-Ansicht (Plan 7.4) */
.bo-table-wrap td { overflow-wrap: anywhere; }
.bo-filter { margin-bottom: 1.25rem; }
.bo-filter-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: .75rem 1rem; }
.bo-field label { display: block; margin-bottom: .25rem; }
.bo-field input, .bo-field select { display: block; width: 100%; min-height: 44px; font: inherit; padding: 0 .5rem;
                                     box-sizing: border-box; }
.bo-filter-actions { display: flex; align-items: center; gap: 1rem; margin-top: .75rem; }
.bo-filter-actions button { min-height: 44px; min-width: 44px; padding: 0 1rem; font: inherit; cursor: pointer; }
.bo-errors { list-style: none; margin: .25rem 0; padding: 0 0 0 .5rem; border-left: 4px solid var(--ink); }
.bo-pagination { display: flex; align-items: center; gap: 1rem; margin-top: 1rem; }
.bo-pagination a { display: inline-flex; align-items: center; min-height: 44px; min-width: 44px; padding: 0 1rem;
                   border: 1px solid var(--ink); color: var(--ink); text-decoration: none; }
.bo-details { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1.25rem; margin: 0 0 1.5rem; }
.bo-details dt { font-weight: 600; }
.bo-details dd { margin: 0; overflow-wrap: anywhere; }

/* Parteien (Plan parteien 5.6) */
.bo-form { display: grid; gap: .75rem; max-width: 40rem; }
.bo-form input[type="text"], .bo-form input[type="email"], .bo-form input[type="tel"], .bo-form input[type="url"],
.bo-form input[type="date"], .bo-form input[type="datetime-local"], .bo-form select, .bo-form textarea,
.bo-inline-form input[type="text"] { display: block; width: 100%; min-height: 44px; font: inherit; padding: .5rem;
                                       box-sizing: border-box; }
.bo-form fieldset { border: 1px solid var(--line); padding: .5rem .75rem; }
.bo-form fieldset ul { list-style: none; margin: 0; padding: 0; }
.bo-form fieldset label, .bo-check label { display: inline-flex; align-items: center; min-height: 44px; gap: .5rem; }
.bo-form input[type="checkbox"], .bo-check input[type="checkbox"], .bo-form input[type="radio"] { width: 1.5rem; height: 1.5rem; }
.bo-form input[type="search"] { display: block; width: 100%; min-height: 44px; font: inherit; padding: .5rem; }
.bo-help { margin: .25rem 0 0; color: var(--muted, #555); font-size: .9rem; }
.bo-section { margin: 0 0 1.5rem; }
.bo-section h2 { font-size: 1.2rem; margin: 0 0 .5rem; }
.bo-card { padding: .5rem 0; border-bottom: 1px solid var(--line); }
.bo-card p { margin: .25rem 0; }
.bo-badge { display: inline-block; padding: .1rem .5rem; border: 2px solid var(--ink); font-size: .85rem;
            font-weight: 600; vertical-align: middle; }
.bo-tag { display: inline-block; margin: 0 .25rem; padding: 0 .5rem; border: 1px solid var(--line); font-size: .85rem; }
.bo-warning { padding: .75rem 1rem; border: 2px solid var(--ink); background: var(--panel); }
.bo-warning h2 { margin-top: 0; }
.bo-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; margin: .5rem 0; }
.bo-actions form, .bo-inline-form { margin: 0; }
.bo-inline-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: .5rem; }
.bo-actions button, .bo-form button, .bo-inline-form button, .bo-button { display: inline-flex; align-items: center;
    min-height: 44px; min-width: 44px; padding: 0 1rem; font: inherit; cursor: pointer; border: 1px solid var(--ink);
    background: var(--paper); color: var(--ink); text-decoration: none; box-sizing: border-box; }
.bo-columns { display: grid; gap: 0 2rem; }

/* Fahrzeuge (Plan fahrzeuge 5.6): Felder in Abschnitten und aufklappbare lange Texte */
.bo-form fieldset .bo-field label { display: block; min-height: 0; }
.bo-form fieldset { display: grid; gap: .75rem; min-width: 0; }
.bo-form details > summary { min-height: 44px; display: flex; align-items: center; cursor: pointer; }

/* Fotos (Plan anhaenge 5.4): Titelbild, Raster der Miniaturbilder, Verwaltung */
.bo-photo-cover { display: block; max-width: 100%; height: auto; border: 1px solid var(--line); }
.bo-photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(7rem, 1fr)); gap: .5rem; margin: .75rem 0;
    list-style: none; padding: 0; }
.bo-photo-grid a { display: block; min-height: 44px; }
.bo-photo-grid img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.bo-photo-grid .bo-badge { margin-top: .25rem; }
.bo-photo-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; max-width: 60rem; }
.bo-photo-item { display: grid; gap: .5rem 1rem; padding: .75rem; border: 1px solid var(--line); }
.bo-photo-item img { display: block; max-width: 100%; height: auto; }
.bo-photo-fields { display: grid; gap: .5rem; }
.bo-form.bo-photo-form { max-width: 60rem; }
.bo-form input[type="file"] { display: block; width: 100%; min-height: 44px; font: inherit; }
.bo-photo-fields input[type="number"], .bo-photo-fields input[type="text"], .bo-photo-fields select {
    display: block; width: 100%; min-height: 44px; font: inherit; padding: .5rem; box-sizing: border-box; }
@media (min-width: 40rem) {
  .bo-photo-item { grid-template-columns: 12rem 1fr; align-items: start; }
}

/* Aufgaben: Karten statt Tabellen, Bedienflächen mindestens 44 x 44 px */
.bo-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin: .5rem 0 1rem; }
.bo-tabs a[aria-current="page"] { background: var(--ink); color: var(--paper); }
.bo-task-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; max-width: 50rem; }
.bo-task-card { padding: .75rem 1rem; border: 1px solid var(--line); background: var(--panel); }
.bo-task-card h3 { margin: 0 0 .25rem; font-size: 1.1rem; overflow-wrap: anywhere; }
.bo-task-card h3 a { display: inline-block; min-height: 44px; line-height: 44px; }
.bo-task-card.bo-task-overdue { border-left: 6px solid var(--ink); }
.bo-task-meta { margin: .25rem 0; display: flex; flex-wrap: wrap; gap: .25rem .75rem; align-items: center; }
.bo-task-done { min-width: 44px; min-height: 44px; }
.bo-pagination { display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: center; margin: 1rem 0; }
.bo-comments { list-style: none; margin: 0 0 1rem; padding: 0; display: grid; gap: .5rem; max-width: 50rem; }
.bo-comments li { padding: .5rem .75rem; border: 1px solid var(--line); }
.bo-comments p { margin: .25rem 0; overflow-wrap: anywhere; }

/* Checklisten: ein Punkt je fieldset, große Bedienflächen, Zeichenfeld für die Unterschrift */
.bo-visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.bo-checklist-form { max-width: 50rem; }
.bo-checklist-item legend { font-weight: 600; padding: 0 .25rem; }
.bo-checklist-reading { display: grid; grid-template-columns: 2fr 1fr; gap: .5rem; }
.bo-checklist-choice > div { display: flex; flex-wrap: wrap; gap: .25rem 1.5rem; }
.bo-checklist-choice > div > div { display: inline-block; }
.bo-checklist-photos { display: grid; gap: .5rem; padding-top: .5rem; border-top: 1px solid var(--line); }
.bo-checklist-form textarea { display: block; width: 100%; font: inherit; padding: .5rem; box-sizing: border-box; }
.bo-signature-canvas { display: block; width: 100%; min-width: 200px; height: 12rem; max-width: 40rem;
    border: 2px solid var(--ink); background: var(--paper); touch-action: none; cursor: crosshair; }
.bo-signature-image { display: block; max-width: 100%; height: auto; max-height: 8rem; border: 1px solid var(--line);
    background: var(--paper); }

@media (min-width: 64rem) {
  .bo-columns { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 40rem) {
  .bo-col-secondary { display: none; }
}

@media (min-width: 64rem) {
  .bo-header { flex-wrap: nowrap; padding: .5rem clamp(1rem, 4vw, 3rem); }
  .bo-brand img { height: 40px; }
  .bo-nav { order: 0; flex: 1 1 auto; overflow: visible; }
  .bo-user { order: 2; }
  .bo-username { max-width: 20rem; }
  .bo-main { padding: 2rem clamp(1rem, 4vw, 3rem); }
}

/* Zwei-Faktor-Anmeldung (Plan 2fa-pwa A.5): QR-Code, Schlüssel, Wiederherstellungscodes */
.bo-qr { display: inline-block; padding: .5rem; background: #fff; max-width: 100%; }
.bo-qr svg { display: block; max-width: 100%; height: auto; }
.bo-secret code { display: block; padding: .5rem .75rem; font-size: 1.15rem; letter-spacing: .08em; word-break: break-all; background: var(--panel); }
.bo-codes { list-style: none; margin: 0 0 1rem; padding: 0; columns: 2; }
.bo-codes li { padding: .25rem 0; }
.bo-codes code { font-size: 1.1rem; letter-spacing: .05em; }
.bo-login .bo-message { margin: 0 0 1rem; }

/* Sichere Bereiche (Notch, Statusleiste, Home-Indikator) bei viewport-fit=cover und black-translucent.
   Nur Backoffice: das Portal setzt viewport-fit nicht und bleibt unverändert. */
:root { --bo-pad-x: 1rem; }
@media (min-width: 64rem) {
  :root { --bo-pad-x: clamp(1rem, 4vw, 3rem); }
}
.site-backoffice .bo-header,
.site-backoffice .bo-testbetrieb,
.site-backoffice .bo-main,
.site-backoffice .footer {
  padding-left: max(var(--bo-pad-x), env(safe-area-inset-left, 0px));
  padding-right: max(var(--bo-pad-x), env(safe-area-inset-right, 0px));
}
/* Das oberste Element (Testbetrieb-Hinweis oder Kopfzeile) reicht unter die Statusleiste und bekommt oben Abstand */
.site-backoffice > .bo-header:first-child { padding-top: calc(.5rem + env(safe-area-inset-top, 0px)); }
.site-backoffice > .bo-testbetrieb:first-child { padding-top: calc(.6rem + env(safe-area-inset-top, 0px)); }
/* Seitenfuß: unten Abstand für den Home-Indikator */
.site-backoffice .footer { padding-bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px)); }