/*
 * Farben an skin.css ausgerichtet (Senderinfo-Standard-Skin):
 * Hintergrund #FFF, Akzentrahmen #C5D1F3 / Flächen #E3E9F9, Menüleiste #B3CC41,
 * Text/Links #333, Rahmen #999, Menü aktiv #a6c5da, Zeilen #ECECEC, Sep #afcb08
 */
:root {
  --skin-white: #ffffff;
  --skin-page-bg: #f5f7fc;
  --skin-menubar: #b3cc41;
  --skin-tint: #e3e9f9;
  --skin-tint-border: #c5d1f3;
  --skin-tint-border-bottom: #edf1fc;
  --skin-gray-border: #999999;
  --skin-menu-bg: #e0e0e0;
  --skin-menu-hover: #c3c3c3;
  --skin-sub-bg: #f9f9f9;
  --skin-menu-active: #a6c5da;
  --skin-row-alt: #ececec;
  --skin-sep: #afcb08;
  --skin-text: #333333;
  --skin-text-heading: #000000;
  --skin-input-border: #858585;
  --skin-button-text: #333333;

  --app-bg: var(--skin-page-bg);
  --app-surface: var(--skin-white);
  --app-surface-2: var(--skin-tint);
  --app-border: var(--skin-tint-border);
  --app-border-muted: var(--skin-gray-border);
  --app-text: var(--skin-text);
  --app-muted: #666666;
  /* Primäraktion wie .input_schlater: dunkel auf hellem Grund */
  --app-accent: var(--skin-button-text);
  --app-accent-hover: #1a1a1a;
  --app-brand: #7a9218;
  --app-link: var(--skin-text);
  --app-link-hover: var(--skin-text-heading);
  --app-radius: 10px;
  --app-shadow: 0 2px 12px rgba(51, 51, 51, 0.08);
  --sidebar-width: 280px;
  /* Formular: mindestens 70 % der Viewport-Breite, oben durch verfügbaren Platz begrenzt */
  --app-form-min-width: 70vw;
  --app-form-max-width: calc(100vw - 1.5rem);
  /* Eine Schrift für alle HTML-Oberflächen (index.php: skin.css → diese Datei zuletzt; kein Provider-CSS) */
  --app-font-family: Verdana, Arial, Helvetica, sans-serif;
}

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

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  font-family: var(--app-font-family);
}

button,
input,
select,
textarea {
  font-family: inherit;
}

body.app-body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--app-font-family);
  font-size: 11px;
  background: var(--skin-white);
  background-image: linear-gradient(
    180deg,
    var(--skin-tint) 0%,
    var(--skin-page-bg) 28%,
    var(--skin-white) 100%
  );
  color: var(--app-text);
}

body.blank-body {
  margin: 0;
  padding: 1rem;
  font-family: var(--app-font-family);
  background: var(--skin-white);
  color: var(--app-text);
}

.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
}

.app-nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 140;
  background: rgba(51, 51, 51, 0.35);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.app-nav-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
}

body.app-nav-open {
  overflow: hidden;
}

.app-sidebar {
  position: fixed;
  z-index: 160;
  top: 0;
  left: 0;
  width: min(var(--sidebar-width), 92vw);
  max-width: 320px;
  height: 100vh;
  height: 100dvh;
  border-right: 1px solid var(--skin-gray-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--app-shadow);
  background: var(--skin-sub-bg);
  transform: translateX(-100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-sidebar.is-open {
  transform: translateX(0);
}

.app-sidebar-inner {
  padding: 0 1rem 1.5rem;
  overflow-y: auto;
  flex: 1;
  overscroll-behavior: contain;
}

.app-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 0.25rem 0.75rem;
  border-bottom: 1px solid var(--skin-gray-border);
  margin-bottom: 0.75rem;
  position: sticky;
  top: 0;
  background: var(--skin-menu-bg);
  z-index: 1;
}

.app-brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  padding: 0.25rem 0.5rem;
  margin: 0;
  color: var(--app-text);
  flex: 1;
  min-width: 0;
}

.app-drawer-close {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 10px;
  background: var(--app-surface-2);
  color: var(--app-text);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.app-drawer-close:hover {
  background: var(--skin-tint);
  color: var(--skin-text-heading);
}

.app-drawer-close-icon {
  position: relative;
  width: 18px;
  height: 18px;
}

.app-drawer-close-icon::before,
.app-drawer-close-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}

.app-drawer-close-icon::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.app-drawer-close-icon::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.app-burger {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  margin-right: 0.5rem;
  border: 1px solid var(--app-border);
  border-radius: 10px;
  background: var(--app-surface-2);
  color: var(--app-text);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.app-burger:hover {
  background: rgba(179, 204, 65, 0.35);
  border-color: var(--skin-menubar);
}

.app-burger-box {
  width: 22px;
  height: 16px;
  position: relative;
  display: block;
}

.app-burger-inner,
.app-burger-inner::before,
.app-burger-inner::after {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  position: absolute;
  left: 0;
  transform-origin: center;
  transition: transform 0.2s ease, top 0.2s ease, opacity 0.2s ease;
}

.app-burger-inner {
  top: 7px;
}

.app-burger-inner::before,
.app-burger-inner::after {
  content: "";
}

.app-burger-inner::before {
  top: -7px;
}

.app-burger-inner::after {
  top: 7px;
}

body.app-nav-open .app-burger-inner {
  background: transparent;
}

body.app-nav-open .app-burger-inner::before {
  top: 0;
  transform: rotate(45deg);
}

body.app-nav-open .app-burger-inner::after {
  top: 0;
  transform: rotate(-45deg);
}

.app-brand span {
  color: var(--app-brand);
}

.app-user {
  font-size: 0.8rem;
  color: var(--app-muted);
  padding: 0 0.75rem 1rem;
}

.app-user strong {
  color: var(--app-text);
  display: block;
  margin-top: 0.2rem;
  font-size: 0.9rem;
}

.app-body-wrap {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.app-topbar {
  padding: 0.75rem 1rem 0.75rem 1rem;
  border-bottom: 1px solid var(--skin-tint-border);
  background: var(--skin-tint);
  border-top: 3px solid var(--skin-menubar);
  backdrop-filter: none;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.25rem;
  flex-wrap: nowrap;
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-topbar-heading-stack {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.1rem;
}

.app-topbar-heading-stack h1 {
  margin: 0;
  font-size: 12px;
  font-weight: bold;
  color: var(--skin-text-heading);
}

.app-page-gen-time {
  margin: 0;
  padding: 0;
  font-size: 0.55rem;
  line-height: 1.15;
  color: var(--app-muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* Provider-Großlogo (IMAGE_LARGE_HEADER) in derselben Zeile wie Burger + Titel */
.app-topbar-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  margin-left: 0.35rem;
}

.app-topbar-logo img {
  display: block;
  height: auto;
  max-height: 2.25rem;
  width: auto;
  max-width: min(52vw, 20rem);
  object-fit: contain;
  object-position: right center;
}

.app-content-outer {
  flex: 1;
  min-width: 0;
  min-height: 0;
  padding: 1.5rem;
  width: 100%;
  box-sizing: border-box;
}

/*
 * Split-View (Master-Detail): Referenz senderlist — Root .app-split-layout
 * Links Objektliste, rechts Bearbeitung; siehe incs/layout_split_view.inc.php
 */
.app-content-outer:has(.app-split-layout) {
  display: flex;
  flex-direction: column;
}

.app-content-card:has(.app-split-layout) {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.app-content-card:has(.app-split-layout) > .content {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  overflow-y: hidden;
}

/* Schmale Viewports: kein Abschneiden — Seite scrollt mit (kein festes Viewport-Flex) */
@media (max-width: 991px) {
  .app-content-card:has(.app-split-layout) > .content {
    overflow-x: hidden;
    overflow-y: visible;
  }
}

/* Desktop: Höhe begrenzen, Flex shrink erlauben — Scroll nur in Liste / Formular */
@media (min-width: 992px) {
  /* Definite viewport chain — sonst bleibt flex/grid-Höhe „auto“ und overflow-y:auto greift nicht */
  html:has(.app-split-layout),
  body.app-body:has(.app-split-layout) {
    height: 100%;
    max-height: 100dvh;
    overflow: hidden;
  }

  .app-layout:has(.app-split-layout) {
    height: 100dvh;
    max-height: 100dvh;
    min-height: 0;
    overflow: hidden;
  }

  .app-body-wrap:has(.app-split-layout) {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
  }

  .app-content-outer:has(.app-split-layout) {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
  }

  .app-content-card:has(.app-split-layout) {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
  }

  .app-content-card:has(.app-split-layout) > .content {
    flex: 1 1 0%;
    min-height: 0;
  }

  /* SSO-Log, TKom-Cache: volle Breite, vertikaler Platz wie Listen-Vorlage (kein Split) */
  .app-content-card:has(#ssolog-page),
  .app-content-card:has(#tkomcache-page) {
    flex: 1 1 0%;
    min-height: 0;
    display: flex;
    flex-direction: column;
  }

  .app-content-card:has(#ssolog-page) > .content,
  .app-content-card:has(#tkomcache-page) > .content {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .app-body-wrap:has(#ssolog-page),
  .app-body-wrap:has(#tkomcache-page) {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
  }

  .app-layout:has(#ssolog-page),
  .app-layout:has(#tkomcache-page) {
    height: 100dvh;
    max-height: 100dvh;
    min-height: 0;
    overflow: hidden;
  }

  html:has(#ssolog-page),
  html:has(#tkomcache-page),
  body.app-body:has(#ssolog-page),
  body.app-body:has(#tkomcache-page) {
    height: 100%;
    max-height: 100dvh;
    overflow: hidden;
  }
}

.app-content-outer.app-loading {
  opacity: 0.55;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.app-banner {
  width: 100%;
  text-align: center;
  padding: 0 1.5rem 0.5rem;
}

.app-banner img {
  max-width: 100%;
  height: auto;
  border-radius: var(--app-radius);
}

.app-legacy-menu .topmenu,
.app-legacy-menu .bottommenu {
  display: none;
}

/* Abschnittsüberschriften: klar abgegrenzt, zugehörige Punkte darunter eingerückt */
.app-legacy-menu h3 {
  margin: 0.55rem -1rem 0.3rem;
  padding: 0.5rem 1rem 0.5rem 0.75rem;
  border-left: 4px solid var(--skin-menubar);
  border-bottom: 1px solid var(--skin-tint-border);
  background: linear-gradient(
    90deg,
    var(--skin-tint) 0%,
    rgba(227, 233, 249, 0.22) 100%
  );
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--skin-text-heading);
  font-weight: 700;
  line-height: 1.25;
  border-radius: 0 8px 8px 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.app-legacy-menu h3:first-child {
  margin-top: 0;
}

.app-legacy-menu h3:not(:first-child) {
  margin-top: 0.85rem;
}

/* Altes Markup nutzt <br /> zwischen Blöcken — im Drawer unnötig große Lücken */
.app-legacy-menu > br {
  display: none;
}

/* skin.css: border-bottom + line-height pro Zeile — hier kompakter */
.app-legacy-menu .mainmenu,
.app-legacy-menu .submenu,
.app-legacy-menu .mainmenu_active,
.app-legacy-menu .submenu_active {
  margin: 0;
  padding: 0 0 0 0.55rem;
  border: none;
  border-bottom: none;
  background: transparent;
  line-height: 1.25;
  width: auto;
  max-width: 100%;
  left: 0;
  position: relative;
}

.app-legacy-menu .mainmenu a,
.app-legacy-menu .submenu a {
  display: block;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  color: var(--app-text);
  text-decoration: none;
  font-size: 0.82rem;
  line-height: 1.3;
  transition: background 0.15s ease, color 0.15s ease;
}

.app-legacy-menu .mainmenu a:hover,
.app-legacy-menu .submenu a:hover {
  background: var(--skin-menu-hover);
  color: var(--skin-text-heading);
}

.app-legacy-menu .mainmenu a.active,
.app-legacy-menu .submenu a.active {
  background: var(--skin-menu-active);
  color: var(--skin-text-heading);
}

.app-content-card {
  background: var(--app-surface);
  border: 1px solid var(--skin-tint-border);
  border-radius: var(--app-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--app-shadow);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.app-content-card .content {
  background: transparent !important;
  width: 100% !important;
  max-width: 100% !important;
  float: none !important;
  box-sizing: border-box;
}

#ssolog-page.ssolog-page--full,
#tkomcache-page.tkomcache-page--full {
  display: flex;
  flex-direction: column;
  flex: 1 1 0%;
  min-height: 0;
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

#ssolog-page.ssolog-page--full .senderlist-table-wrap,
#tkomcache-page.tkomcache-page--full .senderlist-table-wrap {
  flex: 1 1 0%;
  min-height: 0;
}

#tkomcache-page.tkomcache-page--full > form {
  display: flex;
  flex-direction: column;
  flex: 1 1 0%;
  min-height: 0;
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

#tkomcache-page .tkomcache-form-actions {
  padding: 0.65rem 0.5rem 0.35rem;
  vertical-align: middle;
  border-top: 1px solid var(--skin-tint-border);
  background: var(--skin-sub-bg);
}

#ssolog-page .ssolog-login-data-cell {
  padding: 0.5rem 0.75rem;
  vertical-align: top;
}

#ssolog-page .ssolog-login-data {
  margin: 0;
  font-size: 11px;
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 14rem;
  overflow: auto;
  background: var(--skin-sub-bg);
  border: 1px solid var(--skin-tint-border);
  border-radius: var(--app-radius);
  padding: 0.5rem 0.65rem;
  text-align: left;
}

.sender-edit-form {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.sender-edit-form .sender-form-section-spacer td {
  padding: 0.4rem 0;
  border: none;
  line-height: 0;
}

.sender-form-table-wrap,
.sender-provider-form-wrap {
  width: 100% !important;
  max-width: none !important;
  box-sizing: border-box;
}

.sender-form-table-wrap > table,
.sender-provider-form-wrap .sender-provider-form-table {
  width: 100%;
}

/* Gleiche sichtbare Breite für Text, Auswahl, mehrzeilig — höhere Spezifität als skin.css textarea.c*bREI* */
body.app-body .app-content-outer .sender-edit-form input[type="text"],
body.app-body .app-content-outer .sender-edit-form input[type="number"],
body.app-body .app-content-outer .sender-edit-form input[type="password"],
body.app-body .app-content-outer .sender-edit-form input[type="file"],
body.app-body .app-content-outer .sender-edit-form input[type="email"],
body.app-body .app-content-outer .sender-edit-form input[type="url"],
body.app-body .app-content-outer .sender-edit-form input[type="search"],
body.app-body .app-content-outer .sender-edit-form input[type="tel"],
body.app-body .app-content-outer .sender-edit-form select,
body.app-body .app-content-outer .sender-edit-form textarea {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

body.app-body .app-content-outer .sender-search-form input[type="text"],
body.app-body .app-content-outer .sender-search-form input[type="number"],
body.app-body .app-content-outer .sender-search-form input[type="password"],
body.app-body .app-content-outer .sender-search-form select,
body.app-body .app-content-outer .sender-search-form textarea {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

/* Textareas: mindestens 4 Zeilen (schlägt skin.css-Höhen wie c50x500) */
body.app-body .app-content-outer textarea {
  height: auto;
  min-height: calc(4 * 1.35em + 0.75rem);
  resize: vertical;
}

/* Admin-Senderformular: feste Label-Spalte, Eingaben gleich breit in der zweiten Spalte */
.sender-form-table-wrap > table {
  table-layout: fixed;
}

.sender-form-table-wrap > table td:first-child:not([colspan]) {
  width: 26%;
  vertical-align: top;
}

.sender-search-form-wrap {
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
}

.sender-search-form-wrap > table {
  table-layout: fixed;
  width: 100%;
}

.sender-search-form-wrap > table td:first-child:not([colspan]) {
  width: 26%;
  vertical-align: top;
}

.app-content-outer table {
  border-collapse: collapse;
}

.app-content-outer input[type="text"],
.app-content-outer input[type="password"],
.app-content-outer input[type="number"],
.app-content-outer select,
.app-content-outer textarea {
  background: var(--skin-white);
  border: 1px solid var(--skin-input-border);
  color: var(--app-text);
  border-radius: 4px;
  padding: 0.4rem 0.65rem;
  font-family: var(--app-font-family);
  font-size: 11px;
}

.app-content-outer input[type="submit"],
.app-content-outer button,
.app-content-outer .input_schlater {
  background: var(--skin-sub-bg);
  color: var(--app-accent);
  border: 1px solid var(--skin-gray-border);
  border-radius: 4px;
  padding: 0.45rem 1rem;
  cursor: pointer;
  font-weight: bold;
  font-size: 11px;
}

.app-content-outer input[type="submit"]:hover,
.app-content-outer button:hover {
  background: var(--skin-menu-hover);
  color: var(--app-accent-hover);
}

.app-content-outer a {
  color: var(--app-link);
  text-decoration: none;
}

.app-content-outer a:hover {
  color: var(--app-link-hover);
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.senderlist-page,
.app-split-layout {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.senderlist-page-heading,
.app-split-page-heading {
  margin-bottom: 0.75rem;
  flex-shrink: 0;
}

.senderlist-page-title {
  margin-bottom: 0;
}

.senderlist-page-heading .senderlist-search-wrap,
.app-split-page-heading .senderlist-search-wrap {
  margin-top: 0.75rem;
}

.senderlist-search-wrap {
  margin-bottom: 1rem;
}

/* Langes Suchformular: Viewport-Kette nutzt overflow:hidden — ohne eigenes Scrollen wird das Formular abgeschnitten */
@media (min-width: 992px) {
  .app-split-layout:has(.senderlist-search-wrap) .senderlist-search-wrap {
    max-height: min(52vh, 42rem);
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding-right: 0.35rem;
    box-sizing: border-box;
  }
}

.senderlist-master-detail,
.app-master-detail {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: stretch;
  flex: 1 1 auto;
  min-height: 0;
}

.senderlist-master,
.app-master {
  min-width: 0;
  min-height: 0;
}

.senderlist-panel,
.app-master-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 0;
  flex: 1 1 auto;
}

.senderlist-filters,
.app-master-filters {
  flex-shrink: 0;
}

.senderlist-detail,
.app-detail-pane {
  min-width: 0;
  min-height: 0;
}

.senderlist-detail-empty,
.app-detail-placeholder {
  margin: 0;
  padding: 1.25rem 1rem;
  border: 1px dashed var(--skin-gray-border);
  border-radius: var(--app-radius);
  background: var(--skin-sub-bg);
  color: var(--app-muted);
  font-size: 11px;
  line-height: 1.45;
  text-align: center;
}

.senderlist-detail-empty-inner,
.app-detail-placeholder-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 100%;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}

.senderlist-save-notice {
  margin: 0;
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--skin-tint-border);
  border-radius: var(--app-radius);
  background: var(--skin-sub-bg);
  color: var(--app-text, #1a1a1a);
  font-size: 12px;
  line-height: 1.45;
  text-align: center;
  box-sizing: border-box;
}

.senderlist-save-notice strong {
  font-weight: 600;
  color: var(--app-text, #1a1a1a);
}

.senderlist-save-notice-id {
  color: var(--app-muted);
  font-weight: normal;
}

.senderlist-detail-empty-text,
.app-detail-placeholder-text {
  margin: 0;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 991px) {
  .senderlist-panel,
  .app-master-panel {
    min-height: 200px;
  }

  .app-content-card:has(#ssolog-page) > .content,
  .app-content-card:has(#tkomcache-page) > .content {
    overflow-x: hidden;
    overflow-y: visible;
  }

  html:has(#ssolog-page),
  html:has(#tkomcache-page),
  body.app-body:has(#ssolog-page),
  body.app-body:has(#tkomcache-page) {
    height: auto;
    max-height: none;
    overflow: auto;
  }

  .app-layout:has(#ssolog-page),
  .app-layout:has(#tkomcache-page) {
    height: auto;
    max-height: none;
    overflow: visible;
  }

  .app-body-wrap:has(#ssolog-page),
  .app-body-wrap:has(#tkomcache-page) {
    overflow: visible;
  }
}

@media (min-width: 992px) {
  /* flex-basis 0: Resthöhe nach Heading — sonst wächst die Zeile mit der Tabelle und clippt ohne Scroll */
  .senderlist-page.app-split-layout,
  .app-split-layout:not(.senderlist-page) {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
  }

  .senderlist-master-detail,
  .app-master-detail {
    display: grid;
    /* Liste begrenzt, Formular bekommt den Rest (gleiches Verhalten Admin- und Providermodus) */
    grid-template-columns: minmax(280px, min(40%, calc(34rem))) minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
    column-gap: 1.25rem;
    row-gap: 1rem;
    align-items: stretch;
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
  }

  .senderlist-master,
  .app-master {
    grid-column: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    max-width: 100%;
    max-height: none;
    overflow: hidden;
  }

  .senderlist-panel,
  .app-master-panel {
    flex: 1 1 0%;
    min-height: 0;
    min-width: 0;
    overflow: hidden;
    max-width: 100%;
    width: 100%;
    align-self: stretch;
  }

  .senderlist-filters,
  .app-master-filters {
    position: sticky;
    top: 0;
    z-index: 5;
    padding-bottom: 0.35rem;
    margin-bottom: 0;
    background: var(--app-surface);
    border-bottom: 1px solid var(--skin-tint-border);
  }

  .senderlist-table-wrap,
  .app-master-list-wrap {
    width: 100%;
    align-self: stretch;
    flex: 1 1 0%;
    min-height: 0;
    min-width: 0;
    max-width: 100%;
    /* Fallback: feste Obergrenze, damit overflow-y:auto sicher greift (ohne % — vermeidet zyklische Höhen) */
    max-height: calc(100vh - 12rem);
    max-height: calc(100dvh - 12rem);
    overflow-x: auto;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  #senderlist-page .senderlist-table-scroll,
  #user-page .senderlist-table-scroll,
  #provider-page .senderlist-table-scroll,
  #lists-page .senderlist-table-scroll,
  #attribute-page .senderlist-table-scroll,
  #ssolog-page .senderlist-table-scroll,
  #tkomcache-page .senderlist-table-scroll,
  #provider-edit-modal .senderlist-table-scroll,
  #lists-edit-modal .senderlist-table-scroll,
  #attribute-edit-modal .senderlist-table-scroll {
    max-width: 100% !important;
    min-width: 0;
  }

  #senderlist-page .senderlist-table-scroll table,
  #user-page .senderlist-table-scroll table,
  #provider-page .senderlist-table-scroll table,
  #lists-page .senderlist-table-scroll table,
  #attribute-page .senderlist-table-scroll table,
  #ssolog-page .senderlist-table-scroll table,
  #tkomcache-page .senderlist-table-scroll table,
  #provider-edit-modal .senderlist-table-scroll table,
  #lists-edit-modal .senderlist-table-scroll table,
  #attribute-edit-modal .senderlist-table-scroll table {
    max-width: 100%;
    table-layout: auto;
  }

  .senderlist-detail,
  .app-detail-pane {
    grid-column: 2;
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    height: 100%;
    max-height: 100%;
    align-self: stretch;
    border: 1px solid var(--skin-tint-border);
    border-radius: var(--app-radius);
    background: var(--skin-white);
    overflow: hidden;
    box-shadow: var(--app-shadow);
  }

  .senderlist-detail-empty,
  .app-detail-placeholder {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    border: none;
    border-radius: 0;
    background: transparent;
    min-height: 12rem;
  }

  .senderlist-detail:has(#sender-edit-modal.is-open) .senderlist-detail-empty,
  .app-detail-pane:has(.app-detail-modal.is-open) .app-detail-placeholder {
    display: none;
  }

  .app-split-layout .sender-modal {
    position: absolute;
    inset: 0;
    z-index: 2;
    max-width: 100%;
    box-sizing: border-box;
  }

  .app-split-layout .sender-modal-backdrop {
    display: none;
  }

  .app-split-layout .sender-modal-shell {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    transform: none;
    width: 100%;
    max-width: 100%;
    max-height: 100%;
    height: 100%;
    min-height: 0;
    box-sizing: border-box;
    border-radius: 0;
    border: none;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  /* Kein horizontales Padding: sonst wirkt die Toolbar-Leiste mit Rand „eingerückt“ (weiße Streifen) */
  .app-split-layout .sender-modal-scroll {
    max-height: none;
    height: auto;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding: 0 0 1.25rem 0;
  }

  .app-split-layout #provider-edit-modal .sender-modal-scroll,
  .app-split-layout #lists-edit-modal .sender-modal-scroll,
  .app-split-layout #attribute-edit-modal .sender-modal-scroll {
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
    overflow-x: auto;
  }

  .app-split-layout .sender-edit-form {
    display: flex;
    flex-direction: column;
    min-height: 0;
    flex: 1 1 auto;
    padding-bottom: 1rem;
  }

  /* Inhalt unter der blauen Leiste wieder mit Seitenabstand */
  .app-split-layout .sender-edit-form > *:not(.sender-form-toolbar) {
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
  }

  .app-split-layout .sender-form-toolbar {
    position: sticky;
    top: 0;
    z-index: 6;
    flex-shrink: 0;
    margin: 0;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--skin-gray-border);
    box-shadow: 0 1px 0 rgba(51, 51, 51, 0.06);
  }

  /* Sprungmarken: Abstand zur sticky Formular-Kopfzeile beim Scrollen im Modal */
  .app-split-layout .sender-modal-scroll tr.sender-attr-family-target {
    scroll-margin-top: 3.5rem;
  }
}

/* A–Z-Filter: etwas kleiner als Fließtext (Standard 11px → −2px) */
.senderlist-filters .abclist,
.app-master-filters .abclist {
  font-size: calc(1em - 2px);
}

.senderlist-filters .abclist a,
.app-master-filters .abclist a {
  color: var(--app-link);
  font-size: inherit;
}

.senderlist-filters .abclist a.notactive,
.app-master-filters .abclist a.notactive {
  font-weight: normal;
  text-decoration: none;
}

.senderlist-filters .abclist a.filteractive,
.app-master-filters .abclist a.filteractive {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.1em;
}

/* Listen-Master: Aktionen als Icons (Stift / Liste) */
#lists-page .lists-actions-cell {
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  width: 1%;
}

#lists-page .lists-action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.35rem;
  border-radius: var(--app-radius, 6px);
  color: var(--app-link);
  text-decoration: none;
  line-height: 0;
}

#lists-page .lists-action-link:hover {
  color: var(--app-link-hover);
  background: var(--skin-menu-hover);
}

#lists-page .lists-action-icon {
  display: block;
}

/* Attribut-Liste: Reihenfolge ↑ / ↓ statt „hoch“ / „runter“ */
#attribute-page .attribute-order-cell {
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  width: 1%;
}

#attribute-page .attribute-order-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.35rem;
  border-radius: var(--app-radius, 6px);
  color: var(--app-link);
  text-decoration: none;
  font-size: 1.15em;
  font-weight: bold;
  line-height: 1;
}

#attribute-page .attribute-order-link:hover {
  color: var(--app-link-hover);
  background: var(--skin-menu-hover);
}

#attribute-page .attribute-order-arrow {
  display: block;
}

/* Kein overflow hier: „visible“ würde die Desktop-Regel (min-width:992px) überschreiben und Scroll killen */
.senderlist-table-wrap,
.app-master-list-wrap {
  flex: 1;
  min-height: 0;
  border: 1px solid var(--skin-gray-border);
  border-radius: var(--app-radius);
  background: var(--skin-sub-bg);
}

@media (max-width: 991px) {
  .senderlist-table-wrap,
  .app-master-list-wrap {
    overflow: visible;
  }
}

.senderlist-table-scroll {
  width: 100% !important;
  max-width: none !important;
}

/* Senderliste: keine feste Contentbox-Breite / keine Skin-Hintergrundkacheln (vermeidet horizontales Scrollen) */
#senderlist-page .senderlist-scroll-nav,
#user-page .senderlist-scroll-nav,
#provider-page .senderlist-scroll-nav,
#lists-page .senderlist-scroll-nav,
#attribute-page .senderlist-scroll-nav,
#ssolog-page .senderlist-scroll-nav,
#tkomcache-page .senderlist-scroll-nav,
#provider-edit-modal .senderlist-scroll-nav,
#lists-edit-modal .senderlist-scroll-nav,
#attribute-edit-modal .senderlist-scroll-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  padding: 0.4rem 0.5rem 0.55rem;
  margin: 0;
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--skin-sub-bg);
  border-bottom: 1px solid var(--skin-tint);
  box-sizing: border-box;
}

/* Benutzer- und Provider-Masterliste: Primärtaste links, Scroll-Buttons rechts (gleiche Anordnung) */
#user-page .senderlist-scroll-nav,
#provider-page .senderlist-scroll-nav {
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

#user-page .userlist-scroll-actions,
#provider-page .userlist-scroll-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

#user-page a.userlist-new-user-btn,
#provider-page a.userlist-new-user-btn {
  text-decoration: none;
  box-sizing: border-box;
  flex-shrink: 0;
}

#senderlist-page .senderlist-scroll-btn,
#user-page .senderlist-scroll-btn,
#provider-page .senderlist-scroll-btn,
#lists-page .senderlist-scroll-btn,
#attribute-page .senderlist-scroll-btn,
#ssolog-page .senderlist-scroll-btn,
#tkomcache-page .senderlist-scroll-btn,
#provider-edit-modal .senderlist-scroll-btn,
#lists-edit-modal .senderlist-scroll-btn,
#attribute-edit-modal .senderlist-scroll-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--skin-gray-border);
  border-radius: var(--app-radius, 6px);
  background: var(--skin-white);
  color: var(--app-text);
  font-size: 11px;
  font-weight: bold;
  font-family: inherit;
  cursor: pointer;
  line-height: 1.2;
}

#senderlist-page .senderlist-scroll-btn:hover,
#user-page .senderlist-scroll-btn:hover,
#provider-page .senderlist-scroll-btn:hover,
#lists-page .senderlist-scroll-btn:hover,
#attribute-page .senderlist-scroll-btn:hover,
#ssolog-page .senderlist-scroll-btn:hover,
#tkomcache-page .senderlist-scroll-btn:hover,
#provider-edit-modal .senderlist-scroll-btn:hover,
#lists-edit-modal .senderlist-scroll-btn:hover,
#attribute-edit-modal .senderlist-scroll-btn:hover {
  background: var(--skin-menu-hover);
  color: var(--skin-text-heading);
}

#senderlist-page .senderlist-scroll-btn-arrow,
#user-page .senderlist-scroll-btn-arrow,
#provider-page .senderlist-scroll-btn-arrow,
#lists-page .senderlist-scroll-btn-arrow,
#attribute-page .senderlist-scroll-btn-arrow,
#ssolog-page .senderlist-scroll-btn-arrow,
#tkomcache-page .senderlist-scroll-btn-arrow,
#provider-edit-modal .senderlist-scroll-btn-arrow,
#lists-edit-modal .senderlist-scroll-btn-arrow,
#attribute-edit-modal .senderlist-scroll-btn-arrow {
  font-size: 1.1em;
  line-height: 1;
}

#senderlist-page .senderlist-table-scroll,
#user-page .senderlist-table-scroll,
#provider-page .senderlist-table-scroll,
#lists-page .senderlist-table-scroll,
#attribute-page .senderlist-table-scroll,
#ssolog-page .senderlist-table-scroll,
#tkomcache-page .senderlist-table-scroll,
#provider-edit-modal .senderlist-table-scroll,
#lists-edit-modal .senderlist-table-scroll,
#attribute-edit-modal .senderlist-table-scroll {
  float: none;
  max-width: 100% !important;
  margin-top: 0;
}

#senderlist-page .senderlist-page-heading .contentbox_650_10,
.app-split-layout .app-split-page-heading .contentbox_650_10 {
  width: 100%;
  max-width: 100%;
  height: auto;
  min-height: 0;
  padding: 0.5rem 0.75rem;
  box-sizing: border-box;
  text-align: left;
  background: var(--skin-tint);
  background-image: none;
  border-radius: var(--app-radius);
  border: 1px solid var(--skin-tint-border);
}

#senderlist-page tr.toprow td,
#user-page tr.toprow td,
#provider-page tr.toprow td,
#lists-page tr.toprow td,
#attribute-page tr.toprow td,
#ssolog-page tr.toprow td,
#tkomcache-page tr.toprow td,
#provider-edit-modal .senderlist-table-scroll tr.toprow td,
#lists-edit-modal .senderlist-table-scroll tr.toprow td,
#attribute-edit-modal .senderlist-table-scroll tr.toprow td {
  background: var(--skin-tint);
  background-image: none;
  font-weight: bold;
  /* skin.css: border-top #999 — sonst grauer Balken zwischen Scroll-Leiste und Kopfzeile */
  border-top: 1px solid var(--skin-tint);
  border-bottom: 1px solid var(--skin-tint-border);
}

#senderlist-page tr.toprow td.borderleft,
#user-page tr.toprow td.borderleft,
#provider-page tr.toprow td.borderleft,
#lists-page tr.toprow td.borderleft,
#attribute-page tr.toprow td.borderleft,
#ssolog-page tr.toprow td.borderleft,
#tkomcache-page tr.toprow td.borderleft,
#provider-edit-modal .senderlist-table-scroll tr.toprow td.borderleft,
#lists-edit-modal .senderlist-table-scroll tr.toprow td.borderleft,
#attribute-edit-modal .senderlist-table-scroll tr.toprow td.borderleft {
  border-left-color: var(--skin-tint-border);
}

@media (min-width: 992px) {
  #senderlist-page .senderlist-table-scroll table,
  #user-page .senderlist-table-scroll table,
  #provider-page .senderlist-table-scroll table,
  #lists-page .senderlist-table-scroll table,
  #attribute-page .senderlist-table-scroll table,
  #ssolog-page .senderlist-table-scroll table,
  #tkomcache-page .senderlist-table-scroll table,
  #provider-edit-modal .senderlist-table-scroll table,
  #lists-edit-modal .senderlist-table-scroll table,
  #attribute-edit-modal .senderlist-table-scroll table {
    border-collapse: separate;
    border-spacing: 0;
  }

  #senderlist-page .senderlist-table-wrap tr.toprow td,
  #user-page .senderlist-table-wrap tr.toprow td,
  #provider-page .senderlist-table-wrap tr.toprow td,
  #lists-page .senderlist-table-wrap tr.toprow td,
  #attribute-page .senderlist-table-wrap tr.toprow td,
  #ssolog-page .senderlist-table-wrap tr.toprow td,
  #tkomcache-page .senderlist-table-wrap tr.toprow td {
    position: sticky;
    top: 0;
    z-index: 4;
    box-shadow: 0 1px 0 var(--skin-tint-border);
  }

  #provider-edit-modal .senderlist-table-scroll tr.toprow td,
  #lists-edit-modal .senderlist-table-scroll tr.toprow td,
  #attribute-edit-modal .senderlist-table-scroll tr.toprow td {
    position: sticky;
    top: 0;
    z-index: 4;
    box-shadow: 0 1px 0 var(--skin-tint-border);
  }
}

#senderlist-page tr.evenrow td,
#user-page tr.evenrow td,
#provider-page tr.evenrow td,
#lists-page tr.evenrow td,
#attribute-page tr.evenrow td,
#ssolog-page tr.evenrow td,
#tkomcache-page tr.evenrow td,
#provider-edit-modal .senderlist-table-scroll tr.evenrow td,
#lists-edit-modal .senderlist-table-scroll tr.evenrow td,
#attribute-edit-modal .senderlist-table-scroll tr.evenrow td {
  background: var(--skin-row-alt);
  background-image: none;
}

#senderlist-page tr.oddrow td,
#user-page tr.oddrow td,
#provider-page tr.oddrow td,
#lists-page tr.oddrow td,
#attribute-page tr.oddrow td,
#ssolog-page tr.oddrow td,
#tkomcache-page tr.oddrow td,
#provider-edit-modal .senderlist-table-scroll tr.oddrow td,
#lists-edit-modal .senderlist-table-scroll tr.oddrow td,
#attribute-edit-modal .senderlist-table-scroll tr.oddrow td {
  background: var(--skin-white);
  background-image: none;
}

/* Listen (Master + Modale): Datenzeile beim Hover kräftig hervorheben */
#senderlist-page .senderlist-table-scroll tr.evenrow:hover td,
#senderlist-page .senderlist-table-scroll tr.oddrow:hover td,
#user-page .senderlist-table-scroll tr.evenrow:hover td,
#user-page .senderlist-table-scroll tr.oddrow:hover td,
#provider-page .senderlist-table-scroll tr.evenrow:hover td,
#provider-page .senderlist-table-scroll tr.oddrow:hover td,
#lists-page .senderlist-table-scroll tr.evenrow:hover td,
#lists-page .senderlist-table-scroll tr.oddrow:hover td,
#attribute-page .senderlist-table-scroll tr.evenrow:hover td,
#attribute-page .senderlist-table-scroll tr.oddrow:hover td,
#ssolog-page .senderlist-table-scroll tr.evenrow:hover td,
#ssolog-page .senderlist-table-scroll tr.oddrow:hover td,
#tkomcache-page .senderlist-table-scroll tr.evenrow:hover td,
#tkomcache-page .senderlist-table-scroll tr.oddrow:hover td,
#provider-edit-modal .senderlist-table-scroll tr.evenrow:hover td,
#provider-edit-modal .senderlist-table-scroll tr.oddrow:hover td,
#lists-edit-modal .senderlist-table-scroll tr.evenrow:hover td,
#lists-edit-modal .senderlist-table-scroll tr.oddrow:hover td,
#attribute-edit-modal .senderlist-table-scroll tr.evenrow:hover td,
#attribute-edit-modal .senderlist-table-scroll tr.oddrow:hover td {
  background: var(--skin-menu-active);
  background-image: none;
  box-shadow: inset 0 0 0 1px var(--skin-tint-border);
  transition: background 0.12s ease, box-shadow 0.12s ease;
}

#user-page tr.toprow .userlist-sort {
  display: block;
  width: 100%;
  box-sizing: border-box;
}

#user-page .userlist-sort {
  color: var(--app-link);
  font-weight: inherit;
  text-decoration: none;
}

#user-page .userlist-sort:hover {
  text-decoration: underline;
  color: var(--app-link-hover);
}

#user-page .userlist-sort.userlist-sort--active {
  font-weight: 700;
  color: var(--app-text);
}

#user-page .userlist-edit-link,
#provider-page .userlist-edit-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.35rem;
  border-radius: 4px;
  color: var(--app-link);
  text-decoration: none;
  line-height: 1;
  vertical-align: middle;
}

#user-page .userlist-edit-link:hover,
#provider-page .userlist-edit-link:hover {
  color: var(--app-link-hover);
  background: var(--skin-menu-active);
}

#user-page .userlist-edit-icon,
#provider-page .userlist-edit-icon {
  display: block;
  flex-shrink: 0;
}

.sender-modal {
  position: fixed;
  inset: 0;
  z-index: 250;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.22s ease, visibility 0.22s ease;
  pointer-events: none;
}

.sender-modal.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.sender-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(51, 51, 51, 0.4);
  backdrop-filter: blur(2px);
}

.sender-modal-shell {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(
    var(--app-form-max-width),
    max(var(--app-form-min-width), 18rem)
  );
  max-width: none;
  max-height: min(90vh, 940px);
  display: flex;
  flex-direction: column;
  background: var(--skin-white);
  border: 1px solid var(--skin-tint-border);
  border-radius: var(--app-radius);
  box-shadow: 0 12px 40px rgba(51, 51, 51, 0.2);
  overflow: hidden;
  border-top: 4px solid var(--skin-menubar);
}

.sender-modal-scroll {
  overflow: auto;
  padding: 0 1rem 1.25rem;
  flex: 1;
  max-height: min(82vh, 860px);
}

.sender-modal-scroll.sender-modal-loading {
  opacity: 0.55;
  pointer-events: none;
  min-height: 120px;
}

/*
 * Split-Detail (alle Viewports): keine seitlichen Lücken bei der Formular-Kopfzeile;
 * grüner Shell-Rand (--skin-menubar) sonst nur so breit wie der „Textblock“.
 */
.app-split-layout .sender-modal-shell {
  border-top: none;
}

.app-split-layout .sender-modal-scroll {
  padding-left: 0;
  padding-right: 0;
}

.app-split-layout .sender-form-toolbar {
  margin: 0;
  width: 100%;
  box-sizing: border-box;
}

.sender-form-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  padding: 0.85rem 1rem;
  margin: 0 0 0.75rem 0;
  border-bottom: 1px solid var(--skin-gray-border);
  background: var(--skin-tint);
  position: sticky;
  top: 0;
  z-index: 2;
}

/* Benutzer-Formular: Vorlage — Titel links, Schalter rechts, weiß mit grauem Rand */
.sender-form-toolbar--user {
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.sender-form-toolbar--user .sender-form-title--user {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--app-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding-right: 0.5rem;
}

.sender-form-toolbar--user .sender-form-toolbar-actions {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  flex: 0 0 auto;
  column-gap: 6px;
  row-gap: 0.5rem;
  margin: 0;
}

.app-content-outer .sender-form-toolbar--user .sender-form-save,
.app-content-outer .sender-form-toolbar--user .sender-modal-dismiss {
  margin: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0.35rem 0.75rem;
  border: 1px solid #999;
  border-radius: 4px;
  background: #fff;
  background-image: none;
  color: #333;
  font-size: 11px;
  font-weight: bold;
  font-family: inherit;
  line-height: 1.2;
  cursor: pointer;
  box-sizing: border-box;
  -webkit-appearance: none;
  appearance: none;
}

.app-content-outer .sender-form-toolbar--user .sender-form-save:hover,
.app-content-outer .sender-form-toolbar--user .sender-modal-dismiss:hover {
  background: #f5f5f5;
  color: #111;
}

.app-split-layout .sender-modal-scroll .sender-form-toolbar--user {
  border-radius: 0 12px 0 0;
}

/* Kopfzeile: Titel | Scroll-Buttons mittig | Speichern + Verwerfen */
.sender-form-toolbar--with-scroll {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 0.5rem 0.75rem;
  align-items: center;
}

.sender-form-toolbar--with-scroll .sender-form-title {
  flex: unset;
  min-width: 0;
}

.sender-form-toolbar--with-scroll .sender-form-scroll-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.65rem;
}

.sender-form-toolbar--with-scroll .sender-form-toolbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  min-width: 0;
}

.sender-form-title {
  flex: 1;
  min-width: 100px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--app-text);
}

/* Toolbar Speichern/Verwerfen (nicht Benutzer-Formular): gleiche Zentrierung; --user separat oben */
.app-content-outer .sender-form-toolbar:not(.sender-form-toolbar--user) .sender-modal-dismiss,
.app-content-outer .sender-form-toolbar:not(.sender-form-toolbar--user) .sender-form-save {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--skin-gray-border);
  border-radius: 4px;
  background: var(--skin-sub-bg);
  color: var(--app-text);
  font-size: 11px;
  font-weight: bold;
  font-family: inherit;
  line-height: 1.2;
  cursor: pointer;
  margin: 0;
  box-sizing: border-box;
  background-image: none;
  -webkit-appearance: none;
  appearance: none;
}

.app-content-outer .sender-form-toolbar:not(.sender-form-toolbar--user) .sender-modal-dismiss:hover,
.app-content-outer .sender-form-toolbar:not(.sender-form-toolbar--user) .sender-form-save:hover {
  background: var(--skin-menu-hover);
  color: var(--skin-text-heading);
}

.sender-form-toolbar--message .sender-form-save {
  display: none;
}

/* Provider-Senderformular: 3 Spalten (Bezeichnung | Provider | Global) */
.sender-provider-form-table {
  table-layout: fixed;
  width: 100%;
}

.sender-provider-form-head td {
  font-weight: bold;
}

.sender-provider-col-label {
  width: 22%;
  vertical-align: top;
}

.sender-provider-col-provider {
  width: 39%;
  vertical-align: top;
}

.sender-provider-col-global {
  width: 39%;
  vertical-align: top;
  background: var(--skin-sub-bg);
  border-left: 1px solid var(--skin-tint-border);
}

.sender-global-readonly-cell {
  font-size: 11px;
  word-break: break-word;
}

.sender-global-readonly-cell img {
  max-width: 100%;
  height: auto;
}

.sender-global-empty {
  color: var(--app-muted);
}

@media (max-width: 640px) {
  .sender-modal-shell {
    width: 100%;
    max-height: 100vh;
    max-height: 100dvh;
    top: auto;
    bottom: 0;
    left: 0;
    transform: none;
    border-radius: var(--app-radius) var(--app-radius) 0 0;
  }

  .sender-modal-scroll {
    max-height: calc(100vh - 80px);
    max-height: calc(100dvh - 80px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-sidebar,
  .app-nav-backdrop,
  .app-burger-inner,
  .app-burger-inner::before,
  .app-burger-inner::after,
  .sender-modal {
    transition: none;
  }
}