/* ==================================================================
   Institutsanwendung - zentrales Stylesheet
   Design: ruhig, klar, Apple-inspiriert; Frosted-Glass-Flaechen,
   8px Radius, zurueckhaltende Schatten, responsive.
   Admin-konfigurierbare Farben kommen aus /theme.css (CSS-Variablen).
   ================================================================== */

:root {
    /* Abstaende */
    --ia-space-1: 4px;
    --ia-space-2: 8px;
    --ia-space-3: 12px;
    --ia-space-4: 16px;
    --ia-space-5: 24px;
    --ia-space-6: 32px;
    --ia-space-7: 48px;

    /* Radius: 8px als Grundwert */
    --ia-radius: 8px;

    /* Schatten */
    --ia-shadow-sm: 0 1px 2px rgba(20, 22, 26, 0.06);
    --ia-shadow: 0 4px 16px rgba(20, 22, 26, 0.08);
    --ia-shadow-lg: 0 12px 32px rgba(20, 22, 26, 0.12);

    /* Schriftgroessen */
    --ia-font-xs: 0.78rem;
    --ia-font-sm: 0.875rem;
    --ia-font-base: 0.9625rem;
    --ia-font-lg: 1.125rem;
    --ia-font-xl: 1.375rem;
    --ia-font-xxl: 1.75rem;

    /* Oberflaechen */
    --ia-bg: #f4f5f7;
    --ia-bg-gradient-a: #eef1f6;
    --ia-bg-gradient-b: #f7f5f2;
    --ia-surface: #ffffff;
    --ia-surface-glass: rgba(255, 255, 255, 0.72);
    --ia-surface-muted: #f2f3f5;
    --ia-border: rgba(28, 28, 30, 0.10);

    /* Text */
    --ia-text: #1c1c1e;
    --ia-text-muted: #6e6e73;

    /* Statusfarben: Fallbacks; /theme.css ueberschreibt sie aus den
       Admin-Einstellungen */
    --ia-color-primary: #0a5bd3;
    --ia-color-success: #1f7a3d;
    --ia-color-warning: #b97509;
    --ia-color-danger: #c22e2e;
}

/* ------------------------------------------------------------------
   Grundlayout
   ------------------------------------------------------------------ */

html {
    height: 100%;
}

body.ia_app_body,
body.ia_guest_body {
    min-height: 100vh;
    background-color: var(--ia-bg);
    background-image:
        radial-gradient(1100px 500px at 8% -5%, var(--ia-bg-gradient-a), transparent 60%),
        radial-gradient(900px 480px at 100% 0%, var(--ia-bg-gradient-b), transparent 55%);
    background-attachment: fixed;
    color: var(--ia-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: var(--ia-font-base);
    -webkit-font-smoothing: antialiased;
}

.ia_main {
    padding-top: var(--ia-space-6);
    padding-bottom: var(--ia-space-7);
}

.ia_footer {
    padding: var(--ia-space-5) 12px var(--ia-space-6);
    color: var(--ia-text-muted);
    font-size: var(--ia-font-xs);
}

.ia_footer_centered {
    text-align: center;
}

/* Admin-gepflegter Fusszeilen-Inhalt (HTML aus den Einstellungen) */
.ia_footer_content p {
    margin: 0 0 var(--ia-space-1);
}

.ia_footer_content p:last-child,
.ia_footer_content ul:last-child,
.ia_footer_content ol:last-child {
    margin-bottom: 0;
}

.ia_footer_content ul,
.ia_footer_content ol {
    margin: 0 0 var(--ia-space-1);
    padding-left: 1.4em;
}

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

.ia_footer_content a:hover,
.ia_footer_content a:focus-visible {
    text-decoration: underline;
}

.ia_footer_content img {
    max-height: 40px;
    width: auto;
}

.ia_footer_content hr {
    margin: var(--ia-space-2) 0;
    border-color: var(--ia-border);
}

/* ------------------------------------------------------------------
   Frosted Glass
   ------------------------------------------------------------------ */

.ia_glass {
    background-color: var(--ia-surface);
    border: 1px solid var(--ia-border);
}

@supports ((backdrop-filter: blur(4px)) or (-webkit-backdrop-filter: blur(4px))) {
    .ia_glass {
        background-color: var(--ia-surface-glass);
        -webkit-backdrop-filter: saturate(180%) blur(18px);
        backdrop-filter: saturate(180%) blur(18px);
    }
}

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

.ia_nav_wrap {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding: var(--ia-space-3) var(--ia-space-3) 0;
}

.ia_navbar {
    border-radius: var(--ia-radius);
    box-shadow: var(--ia-shadow-sm);
    padding-top: var(--ia-space-2);
    padding-bottom: var(--ia-space-2);
}

.ia_navbar .navbar-nav {
    gap: var(--ia-space-2);
}

.ia_navbar .nav-link {
    color: var(--ia-text);
    border-radius: var(--ia-radius);
    padding: 6px 12px;
}

/* Icons: dezente Groesse und Abstand zum Text */
.ia_ico {
    margin-right: 6px;
    font-size: 0.95em;
    line-height: 1;
    vertical-align: -0.05em;
}

.ia_card_title .ia_ico {
    color: var(--ia-color-primary);
    margin-right: var(--ia-space-2);
}

.ia_navbar .nav-link:hover,
.ia_navbar .nav-link:focus-visible {
    background-color: rgba(28, 28, 30, 0.06);
}

.ia_navbar .nav-link.active {
    background-color: rgba(28, 28, 30, 0.08);
    font-weight: 600;
}

/* ------------------------------------------------------------------
   Dunkle Menueleiste (Einstellung "Menüleiste: Dunkel")
   ------------------------------------------------------------------ */

.ia_navbar.ia_nav_dark {
    background-color: #043464;
    border-color: rgba(255, 255, 255, 0.18);
}

@supports ((backdrop-filter: blur(4px)) or (-webkit-backdrop-filter: blur(4px))) {
    .ia_navbar.ia_nav_dark {
        background-color: rgba(4, 52, 100, 0.96);
    }
}

.ia_navbar.ia_nav_dark .nav-link,
.ia_navbar.ia_nav_dark .ia_nav_profile_link,
.ia_navbar.ia_nav_dark .ia_brand_name {
    color: #fff;
}

.ia_navbar.ia_nav_dark .nav-link:hover,
.ia_navbar.ia_nav_dark .nav-link:focus-visible {
    background-color: #e9ecef;
    color: #043464;
}

.ia_navbar.ia_nav_dark .nav-link.active {
    background-color: #dee2e6;
    color: #043464;
}

/* Abmelden-Button auf dunklem Grund */
.ia_navbar.ia_nav_dark .btn-outline-secondary {
    --bs-btn-color: #fff;
    --bs-btn-border-color: rgba(255, 255, 255, 0.6);
    --bs-btn-hover-bg: #e9ecef;
    --bs-btn-hover-color: #043464;
    --bs-btn-hover-border-color: #e9ecef;
    --bs-btn-active-bg: #dee2e6;
    --bs-btn-active-color: #043464;
    --bs-btn-active-border-color: #dee2e6;
}

/* Mobil-Umschalter: weisse Linien statt der dunklen Standardgrafik */
.ia_navbar.ia_nav_dark .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.4);
}

.ia_navbar.ia_nav_dark .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Dropdown "Sonstiges" in der Menüleiste */
.ia_navbar .dropdown-menu {
    border-radius: var(--ia-radius);
    box-shadow: var(--ia-shadow);
    border-color: var(--ia-border);
}

.ia_navbar .dropdown-item {
    padding-top: 8px;
    padding-bottom: 8px;
}

.ia_nav_brand {
    display: flex;
    align-items: center;
    gap: var(--ia-space-2);
}

.ia_brand_logo {
    max-height: 34px;
    max-width: 180px;
    width: auto;
    height: auto;
}

.ia_brand_name {
    font-size: var(--ia-font-lg);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.ia_nav_user {
    display: flex;
    align-items: center;
    gap: var(--ia-space-3);
    flex-wrap: wrap;
}

.ia_nav_profile_link {
    color: var(--ia-text);
    text-decoration: none;
    font-weight: 500;
}

.ia_nav_profile_link:hover,
.ia_nav_profile_link:focus-visible {
    text-decoration: underline;
}

.ia_inline_form {
    display: inline;
    margin: 0;
}

/* Datumsauswahl auf der QR-Ausleihseite */
.ia_loan_due {
    max-width: 280px;
}

/* ------------------------------------------------------------------
   Popups mit Mindest-Lesedauer
   ------------------------------------------------------------------ */

.ia_popup_overlay {
    position: fixed;
    inset: 0;
    z-index: 1090;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--ia-space-4);
    background-color: rgba(20, 22, 26, 0.5);
}

.ia_popup_overlay.ia_popup_visible {
    display: flex;
}

body.ia_popup_open {
    overflow: hidden;
}

.ia_popup {
    width: 100%;
    max-width: 560px;
    max-height: 85vh;
    overflow-y: auto;
    margin-bottom: 0;
    box-shadow: var(--ia-shadow-lg);
}

.ia_popup_head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--ia-space-2);
    margin-bottom: var(--ia-space-3);
}

.ia_popup_head .ia_card_title {
    margin: 0;
    flex: 1 1 auto;
}

/* Countdown-Zahl an der Stelle, an der danach das X erscheint */
.ia_popup_countdown {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--ia-surface-muted);
    color: var(--ia-text-muted);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.ia_popup_countdown.d-none {
    display: none;
}

/* Globale Suchleiste (Dashboard und Suchergebnisseite) */
.ia_search_card {
    padding: var(--ia-space-4);
    margin-bottom: var(--ia-space-5);
}

.ia_search_bar {
    display: flex;
    gap: var(--ia-space-2);
    flex-wrap: wrap;
    align-items: center;
}

.ia_search_input {
    flex: 1 1 220px;
}

.ia_search_scope {
    width: auto;
    flex: 0 0 auto;
}

/* Tabelle der Standard-Ausleihdauern in den Einstellungen */
.ia_type_days_table input {
    max-width: 140px;
}

/* Verlängern mit Datum in der Admin-Ausleihenliste */
.ia_extend_form {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
}

.ia_extend_date {
    width: auto;
    max-width: 160px;
}

/* Aufklappbare Einstellungs-Karten: Plus/Minus vor der Überschrift */
.ia_collapse_toggle {
    background: none;
    border: 0;
    padding: 0;
    margin: 0;
    font: inherit;
    color: inherit;
    display: flex;
    align-items: center;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.ia_collapse_toggle .ia_collapse_plus,
.ia_collapse_toggle .ia_collapse_minus {
    color: var(--ia-color-primary);
}

.ia_collapse_toggle .ia_collapse_plus,
.ia_collapse_toggle.collapsed .ia_collapse_minus {
    display: none;
}

.ia_collapse_toggle .ia_collapse_minus,
.ia_collapse_toggle.collapsed .ia_collapse_plus {
    display: inline-block;
}

/* Verlinktes Logo auf der Login-Seite: neutral, ohne Linkfarbe */
.ia_guest_brand a {
    color: inherit;
    text-decoration: none;
}

/* Eingerueckte Unterordner in der Dateiablage-Verwaltung */
.ia_tree_indent {
    display: inline-block;
    margin-left: 1.4rem;
    margin-right: 6px;
    color: var(--ia-text-muted);
}

/* ------------------------------------------------------------------
   Karten
   ------------------------------------------------------------------ */

.ia_card {
    border-radius: var(--ia-radius);
    box-shadow: var(--ia-shadow-sm);
    padding: var(--ia-space-5);
    margin-bottom: var(--ia-space-5);
}

.ia_card_header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--ia-space-3);
    margin-bottom: var(--ia-space-4);
    flex-wrap: wrap;
}

.ia_card_title {
    font-size: var(--ia-font-lg);
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: var(--ia-space-3);
}

/* Prominentes Kachel-Icon in Modul- und Ordnerkarten */
.ia_icon_tile {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    border-radius: var(--ia-radius);
    background-color: color-mix(in srgb, var(--ia-color-primary) 12%, white);
    color: var(--ia-color-primary);
    font-size: 1.25rem;
}

@supports not (color: color-mix(in srgb, red 50%, white)) {
    .ia_icon_tile {
        background-color: #e7eef9;
    }
}

/* ------------------------------------------------------------------
   Fliesstext-Inhalte aus dem Admin (Einfuehrung/Hilfe)
   ------------------------------------------------------------------ */

.ia_prose {
    max-width: 760px;
}

.ia_prose h1 {
    font-size: var(--ia-font-xxl);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 var(--ia-space-3);
}

.ia_prose h2 {
    font-size: var(--ia-font-xl);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: var(--ia-space-6) 0 var(--ia-space-2);
    padding-top: var(--ia-space-4);
    border-top: 1px solid var(--ia-border);
}

.ia_prose h3 {
    font-size: var(--ia-font-lg);
    font-weight: 600;
    margin: var(--ia-space-4) 0 var(--ia-space-1);
}

.ia_prose p,
.ia_prose ul,
.ia_prose ol {
    margin: 0 0 var(--ia-space-3);
    line-height: 1.65;
}

.ia_prose ul,
.ia_prose ol {
    padding-left: 1.4em;
}

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

.ia_card_count {
    display: inline-block;
    min-width: 26px;
    text-align: center;
    padding: 2px 8px;
    border-radius: var(--ia-radius);
    background-color: var(--ia-surface-muted);
    color: var(--ia-text-muted);
    font-size: var(--ia-font-sm);
    font-weight: 600;
}

.ia_card_footer {
    margin-top: var(--ia-space-4);
    padding-top: var(--ia-space-3);
    border-top: 1px solid var(--ia-border);
}

/* Aktionszeile: Formulare/Buttons nebeneinander, unten ausgerichtet;
   bei Umbruch (Mobil) mit Abstand statt aneinanderklebend */
.ia_action_row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ia-space-3);
    align-items: flex-end;
}

.ia_card_footer a {
    color: var(--ia-color-primary);
    text-decoration: none;
    font-weight: 500;
}

.ia_card_footer a:hover,
.ia_card_footer a:focus-visible {
    text-decoration: underline;
}

/* ------------------------------------------------------------------
   Seitentitel
   ------------------------------------------------------------------ */

.ia_page_header {
    margin-bottom: var(--ia-space-5);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--ia-space-3);
    flex-wrap: wrap;
}

.ia_page_title {
    font-size: var(--ia-font-xxl);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--ia-space-3);
}

.ia_page_title .ia_ico {
    color: var(--ia-color-primary);
    margin-right: 0;
    font-size: 0.9em;
}

.ia_page_subtitle {
    color: var(--ia-text-muted);
    margin: var(--ia-space-1) 0 0;
}

/* ------------------------------------------------------------------
   Listen in Dashboard-Karten
   ------------------------------------------------------------------ */

.ia_list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.ia_list_item {
    border-bottom: 1px solid var(--ia-border);
}

.ia_list_item:last-child {
    border-bottom: none;
}

.ia_list_link {
    display: block;
    padding: var(--ia-space-3) var(--ia-space-2);
    color: inherit;
    text-decoration: none;
    border-radius: var(--ia-radius);
}

.ia_list_link:hover,
.ia_list_link:focus-visible {
    background-color: rgba(28, 28, 30, 0.04);
    color: inherit;
}

.ia_list_title {
    font-weight: 600;
    margin-bottom: 2px;
}

.ia_list_meta {
    color: var(--ia-text-muted);
    font-size: var(--ia-font-sm);
    display: flex;
    flex-wrap: wrap;
    gap: var(--ia-space-1) var(--ia-space-4);
}

.ia_empty {
    color: var(--ia-text-muted);
    padding: var(--ia-space-4) var(--ia-space-2);
    text-align: center;
}

/* ------------------------------------------------------------------
   Status-Badges (Farbe + Text, nie Farbe allein)
   ------------------------------------------------------------------ */

.ia_badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--ia-radius);
    font-size: var(--ia-font-xs);
    font-weight: 600;
    line-height: 1.6;
    border: 1px solid transparent;
}

.ia_badge_neutral {
    background-color: var(--ia-surface-muted);
    color: var(--ia-text-muted);
}

.ia_badge_warning {
    background-color: color-mix(in srgb, var(--ia-color-warning) 14%, white);
    color: var(--ia-color-warning);
    border-color: color-mix(in srgb, var(--ia-color-warning) 35%, white);
}

.ia_badge_danger {
    background-color: color-mix(in srgb, var(--ia-color-danger) 12%, white);
    color: var(--ia-color-danger);
    border-color: color-mix(in srgb, var(--ia-color-danger) 35%, white);
}

.ia_badge_success {
    background-color: color-mix(in srgb, var(--ia-color-success) 12%, white);
    color: var(--ia-color-success);
    border-color: color-mix(in srgb, var(--ia-color-success) 35%, white);
}

/* Fallback fuer Browser ohne color-mix */
@supports not (color: color-mix(in srgb, red 50%, white)) {
    .ia_badge_warning { background-color: #fdf3e1; }
    .ia_badge_danger { background-color: #fbe9e9; }
    .ia_badge_success { background-color: #e8f4ec; }
}

/* ------------------------------------------------------------------
   Buttons und Formulare
   ------------------------------------------------------------------ */

.ia_btn {
    border-radius: var(--ia-radius);
}

/* Theme-Farben fuer alle Button-Zustaende ueber die Bootstrap-Variablen:
   dadurch folgen auch Hover, Active, Focus und Disabled der Primaerfarbe. */
.btn-primary {
    --bs-btn-bg: var(--ia-color-primary);
    --bs-btn-border-color: var(--ia-color-primary);
    --bs-btn-hover-bg: var(--ia-color-primary);
    --bs-btn-hover-border-color: var(--ia-color-primary);
    --bs-btn-active-bg: var(--ia-color-primary);
    --bs-btn-active-border-color: var(--ia-color-primary);
    --bs-btn-disabled-bg: var(--ia-color-primary);
    --bs-btn-disabled-border-color: var(--ia-color-primary);
    --bs-btn-focus-shadow-rgb: 0, 0, 0;
}

.btn-outline-primary {
    --bs-btn-color: var(--ia-color-primary);
    --bs-btn-border-color: var(--ia-color-primary);
    --bs-btn-hover-bg: var(--ia-color-primary);
    --bs-btn-hover-border-color: var(--ia-color-primary);
    --bs-btn-active-bg: var(--ia-color-primary);
    --bs-btn-active-border-color: var(--ia-color-primary);
    --bs-btn-disabled-color: var(--ia-color-primary);
    --bs-btn-disabled-border-color: var(--ia-color-primary);
    --bs-btn-focus-shadow-rgb: 0, 0, 0;
}

.btn-danger {
    --bs-btn-bg: var(--ia-color-danger);
    --bs-btn-border-color: var(--ia-color-danger);
    --bs-btn-hover-bg: var(--ia-color-danger);
    --bs-btn-hover-border-color: var(--ia-color-danger);
    --bs-btn-active-bg: var(--ia-color-danger);
    --bs-btn-active-border-color: var(--ia-color-danger);
}

.btn-outline-danger {
    --bs-btn-color: var(--ia-color-danger);
    --bs-btn-border-color: var(--ia-color-danger);
    --bs-btn-hover-bg: var(--ia-color-danger);
    --bs-btn-hover-border-color: var(--ia-color-danger);
    --bs-btn-active-bg: var(--ia-color-danger);
    --bs-btn-active-border-color: var(--ia-color-danger);
    --bs-btn-disabled-color: var(--ia-color-danger);
    --bs-btn-disabled-border-color: var(--ia-color-danger);
    --bs-btn-focus-shadow-rgb: 0, 0, 0;
}

/* Abgedunkelte Hover-/Active-Toene, wo color-mix verfuegbar ist */
@supports (color: color-mix(in srgb, red 50%, black)) {
    .btn-primary {
        --bs-btn-hover-bg: color-mix(in srgb, var(--ia-color-primary) 85%, black);
        --bs-btn-hover-border-color: color-mix(in srgb, var(--ia-color-primary) 85%, black);
        --bs-btn-active-bg: color-mix(in srgb, var(--ia-color-primary) 78%, black);
        --bs-btn-active-border-color: color-mix(in srgb, var(--ia-color-primary) 78%, black);
    }

    .btn-danger {
        --bs-btn-hover-bg: color-mix(in srgb, var(--ia-color-danger) 85%, black);
        --bs-btn-hover-border-color: color-mix(in srgb, var(--ia-color-danger) 85%, black);
        --bs-btn-active-bg: color-mix(in srgb, var(--ia-color-danger) 78%, black);
        --bs-btn-active-border-color: color-mix(in srgb, var(--ia-color-danger) 78%, black);
    }
}

/* Tabs (nav-pills), z. B. in der Bibliotheksverwaltung */
.nav-pills {
    --bs-nav-pills-link-active-bg: var(--ia-color-primary);
}

.nav-pills .nav-link {
    color: var(--ia-text);
}

.nav-pills .nav-link.active {
    color: #fff;
}

/* Checkboxen und Radios folgen der Primaerfarbe */
.form-check-input:checked {
    background-color: var(--ia-color-primary);
    border-color: var(--ia-color-primary);
}

.form-check-input:focus {
    border-color: var(--ia-color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--ia-color-primary) 25%, transparent);
}

.ia_input,
.form-select {
    border-radius: var(--ia-radius);
}

.ia_input:focus,
.form-select:focus,
.ia_btn:focus-visible {
    border-color: var(--ia-color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--ia-color-primary) 25%, transparent);
    outline: none;
}

a {
    color: var(--ia-color-primary);
}

/* Sichtbarer Fokus fuer Tastaturbedienung */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--ia-color-primary) 55%, transparent);
    outline-offset: 2px;
    border-radius: var(--ia-radius);
}

.ia_field_error {
    color: var(--ia-color-danger);
    font-size: var(--ia-font-sm);
    margin-top: var(--ia-space-1);
}

.ia_alert {
    border-radius: var(--ia-radius);
}

/* ------------------------------------------------------------------
   Gastseiten (Login usw.)
   ------------------------------------------------------------------ */

body.ia_guest_body {
    display: flex;
    flex-direction: column;
}

.ia_guest_wrap {
    flex: 1 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--ia-space-5) var(--ia-space-3);
}

.ia_guest_card {
    width: 100%;
    max-width: 440px;
    border-radius: var(--ia-radius);
    box-shadow: var(--ia-shadow-lg);
    padding: var(--ia-space-6);
}

.ia_guest_brand {
    text-align: center;
    margin-bottom: var(--ia-space-5);
}

.ia_guest_brand .ia_brand_logo {
    max-height: 48px;
    max-width: 220px;
}

.ia_guest_title {
    font-size: var(--ia-font-xl);
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: var(--ia-space-2);
    text-align: center;
}

.ia_guest_subtitle {
    color: var(--ia-text-muted);
    text-align: center;
    margin-bottom: var(--ia-space-5);
}

.ia_guest_links {
    display: flex;
    justify-content: center;
    gap: var(--ia-space-5);
    margin-top: var(--ia-space-5);
    flex-wrap: wrap;
}

/* Buttons ausnehmen: sonst erhielte z. B. "Zur Anmeldung" (btn-primary)
   Primärfarbe als Textfarbe und wäre auf dem Button unsichtbar */
.ia_guest_links a:not(.btn) {
    color: var(--ia-color-primary);
    text-decoration: none;
    font-size: var(--ia-font-sm);
}

.ia_guest_links a:not(.btn):hover,
.ia_guest_links a:not(.btn):focus-visible {
    text-decoration: underline;
}

.ia_error_code {
    text-align: center;
    font-size: var(--ia-font-xxl);
    font-weight: 700;
    color: var(--ia-text-muted);
    margin-bottom: var(--ia-space-2);
}

/* ------------------------------------------------------------------
   Tabellen und responsive Listen
   ------------------------------------------------------------------ */

.ia_table_wrap {
    overflow-x: auto;
    border-radius: var(--ia-radius);
}

.ia_table {
    margin-bottom: 0;
    background-color: transparent;
}

.ia_table th {
    font-size: var(--ia-font-sm);
    color: var(--ia-text-muted);
    font-weight: 600;
    white-space: nowrap;
}

.ia_table td {
    vertical-align: middle;
}

.ia_table th a {
    color: inherit;
    text-decoration: none;
}

.ia_table th a:hover {
    color: var(--ia-color-primary);
}

/* Auf kleinen Bildschirmen werden markierte Tabellen zu Karten */
@media (max-width: 767.98px) {
    .ia_table_responsive thead {
        display: none;
    }

    .ia_table_responsive tbody tr {
        display: block;
        border: 1px solid var(--ia-border);
        border-radius: var(--ia-radius);
        margin-bottom: var(--ia-space-3);
        padding: var(--ia-space-2) var(--ia-space-3);
        background-color: var(--ia-surface);
    }

    .ia_table_responsive tbody td {
        display: flex;
        justify-content: space-between;
        gap: var(--ia-space-3);
        border: none;
        padding: var(--ia-space-1) 0;
    }

    .ia_table_responsive tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--ia-text-muted);
        font-size: var(--ia-font-sm);
    }
}

/* ------------------------------------------------------------------
   Filterleisten und Pagination
   ------------------------------------------------------------------ */

.ia_filter_bar {
    display: flex;
    gap: var(--ia-space-3);
    flex-wrap: wrap;
    align-items: flex-end;
    margin-bottom: var(--ia-space-4);
}

.ia_filter_bar .form-label {
    font-size: var(--ia-font-sm);
    color: var(--ia-text-muted);
    margin-bottom: 2px;
}

.ia_pagination {
    display: flex;
    align-items: center;
    gap: var(--ia-space-3);
    justify-content: center;
    margin-top: var(--ia-space-5);
    flex-wrap: wrap;
}

.ia_pagination_info {
    color: var(--ia-text-muted);
    font-size: var(--ia-font-sm);
}

/* ------------------------------------------------------------------
   Dashboard-Raster
   ------------------------------------------------------------------ */

.ia_dashboard_grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--ia-space-5);
    margin-bottom: var(--ia-space-5);
}

/* Im Raster regelt allein der Grid-Abstand die Zwischenräume;
   sonst addiert sich der Karten-Außenabstand zum gap (doppelt so hoch) */
.ia_dashboard_grid > .ia_card {
    margin-bottom: 0;
}

@media (max-width: 991.98px) {
    .ia_dashboard_grid {
        grid-template-columns: 1fr;
    }
}

.ia_message_banner {
    border-left: 4px solid var(--ia-color-primary);
}

.ia_message_banner .ia_message_title {
    font-weight: 600;
    margin-bottom: var(--ia-space-1);
}

.ia_message_banner .ia_message_body {
    color: var(--ia-text-muted);
    white-space: pre-line;
    margin: 0;
}

/* ------------------------------------------------------------------
   Detailseiten
   ------------------------------------------------------------------ */

.ia_detail_grid {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: var(--ia-space-2) var(--ia-space-4);
    margin: 0;
}

.ia_detail_grid dt {
    color: var(--ia-text-muted);
    font-weight: 500;
}

.ia_detail_grid dd {
    margin: 0;
}

@media (max-width: 575.98px) {
    .ia_detail_grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .ia_detail_grid dt {
        margin-top: var(--ia-space-3);
        font-size: var(--ia-font-sm);
    }
}

/* ------------------------------------------------------------------
   QR-Code-Druckansicht
   ------------------------------------------------------------------ */

.ia_qr_box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--ia-space-3);
    padding: var(--ia-space-5);
}

.ia_qr_box img,
.ia_qr_box svg {
    width: 220px;
    height: 220px;
}

/* Titel der Druckansicht mit Kopieren-Button rechts daneben */
.ia_qr_title_row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ia-space-3);
    flex-wrap: wrap;
    text-align: center;
}

.ia_qr_copy_done {
    color: var(--ia-color-success);
    border-color: var(--ia-color-success);
}

.ia_qr_copy_status {
    margin: 0;
    text-align: center;
    font-size: 0.9rem;
    color: var(--ia-text-muted);
}

.ia_qr_copy_status.ia_qr_copy_error {
    color: var(--ia-color-danger);
}

.ia_qr_copy_status:empty {
    display: none;
}

@media print {
    .ia_nav_wrap,
    .ia_footer,
    .ia_no_print {
        display: none !important;
    }

    body.ia_app_body {
        background: #fff;
    }

    .ia_card,
    .ia_glass {
        box-shadow: none;
        border: none;
    }
}

/* ------------------------------------------------------------------
   Reduzierte Bewegung
   ------------------------------------------------------------------ */

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

/* ------------------------------------------------------------------
   Gefahrenbereich in den Einstellungen (Bibliothek löschen)
   ------------------------------------------------------------------ */

.ia_danger_zone {
    margin-top: var(--ia-space-5);
    padding-top: var(--ia-space-4);
    border-top: 1px solid color-mix(in srgb, var(--ia-color-danger) 40%, white);
}

@supports not (color: color-mix(in srgb, red 50%, white)) {
    .ia_danger_zone {
        border-top-color: #e8b4b4;
    }
}

.ia_danger_title {
    font-size: var(--ia-font-base);
    font-weight: 600;
    color: var(--ia-color-danger);
    margin-bottom: var(--ia-space-2);
}

.ia_danger_title .ia_ico {
    color: var(--ia-color-danger);
}

.ia_danger_zone input {
    max-width: 320px;
}

/* Sortierbare Spaltenkoepfe in Verwaltungslisten */
.ia_sort_link {
    color: inherit;
    text-decoration: none;
    white-space: nowrap;
}

.ia_sort_link:hover,
.ia_sort_link:focus-visible {
    color: var(--ia-color-primary);
    text-decoration: underline;
}

/* Seitenzahlen in der Pagination */
.ia_pagination_pages {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 4px;
}

.ia_page_current {
    pointer-events: none;
}

/* Dezenter (heller) Link in der Fusszeile - im Fusszeilen-HTML nutzbar
   als <a class="ia_footer_muted" href="...">...</a> */
.ia_footer_content a.ia_footer_muted {
    color: #9a9aa0;
}

/* ------------------------------------------------------------------
   Ressourcen-Modul: Kalender, Filter, Verwaltung
   ------------------------------------------------------------------ */

/* Serienbuchungen: aktiviert (Formularbereich sichtbar) */
.ia_booking_series {
    margin-top: var(--ia-space-2);
}

.ia_res_swatch {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: -1px;
    border: 1px solid rgba(0, 0, 0, 0.15);
}

.ia_type_name_input {
    max-width: 260px;
}

.ia_cal_toolbar_card {
    padding-bottom: var(--ia-space-3);
}

.ia_cal_toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--ia-space-3);
    margin-bottom: var(--ia-space-3);
}

.ia_cal_nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--ia-space-2);
}

.ia_cal_heading {
    font-weight: 600;
    margin-left: var(--ia-space-2);
}

.ia_cal_views {
    gap: var(--ia-space-1);
}

.ia_cal_filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ia-space-2) var(--ia-space-3);
    align-items: center;
    border-top: 1px solid var(--ia-border);
    padding-top: var(--ia-space-3);
}

.ia_cal_filter_item {
    margin-right: 0;
}

.ia_cal_card {
    padding: var(--ia-space-3);
}

/* Monatsansicht */
.ia_cal_month {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 4px;
}

.ia_cal_month_head {
    text-align: center;
    font-size: var(--ia-font-xs);
    font-weight: 600;
    color: var(--ia-text-muted);
    padding: 4px 0;
}

.ia_cal_month_cell {
    min-height: 96px;
    border: 1px solid var(--ia-border);
    border-radius: 6px;
    padding: 4px;
    background-color: var(--ia-surface);
    overflow: hidden;
}

.ia_cal_month_cell.ia_cal_outside {
    opacity: 0.5;
}

.ia_cal_month_cell.ia_cal_today {
    border-color: var(--ia-color-primary);
    box-shadow: inset 0 0 0 1px var(--ia-color-primary);
}

.ia_cal_month_daynum {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--ia-font-sm);
    font-weight: 600;
    margin-bottom: 4px;
}

.ia_cal_month_daynum a {
    color: inherit;
    text-decoration: none;
}

.ia_cal_add {
    font-weight: 700;
    color: var(--ia-color-primary) !important;
    padding: 0 6px;
    border-radius: 4px;
}

.ia_cal_add:hover,
.ia_cal_add:focus-visible {
    background-color: var(--ia-surface-muted);
}

.ia_cal_chip {
    display: block;
    font-size: var(--ia-font-xs);
    line-height: 1.3;
    padding: 2px 6px;
    margin-bottom: 3px;
    border-radius: 4px;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ia_cal_chip:hover,
.ia_cal_chip:focus-visible {
    filter: brightness(0.92);
    color: #fff;
}

.ia_cal_chip_time {
    opacity: 0.85;
    margin-right: 2px;
}

/* Tages-/Wochenansicht (Zeitraster) */
.ia_cal_timegrid_wrap {
    max-height: 70vh;
    overflow: auto;
    border: 1px solid var(--ia-border);
    border-radius: 6px;
}

.ia_cal_timegrid {
    display: grid;
    grid-template-columns: 56px repeat(7, minmax(120px, 1fr));
    min-width: 900px;
}

.ia_cal_timegrid.ia_cal_cols_1 {
    grid-template-columns: 56px minmax(200px, 1fr);
    min-width: 0;
}

.ia_cal_gutter_head,
.ia_cal_day_head {
    position: sticky;
    top: 0;
    z-index: 2;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--ia-font-sm);
    font-weight: 600;
    background-color: var(--ia-surface);
    border-bottom: 1px solid var(--ia-border);
}

.ia_cal_day_head a {
    color: inherit;
    text-decoration: none;
}

.ia_cal_day.ia_cal_today .ia_cal_day_head {
    color: var(--ia-color-primary);
}

.ia_cal_gutter_hours {
    display: grid;
    grid-template-rows: repeat(24, 48px);
}

.ia_cal_hour_label {
    font-size: var(--ia-font-xs);
    color: var(--ia-text-muted);
    text-align: right;
    padding-right: 6px;
    transform: translateY(-7px);
}

.ia_cal_day {
    border-left: 1px solid var(--ia-border);
}

.ia_cal_day_col {
    position: relative;
    display: grid;
    grid-template-rows: repeat(24, 48px);
}

.ia_cal_slot {
    display: block;
    border-bottom: 1px solid var(--ia-border);
    min-height: 48px;
}

a.ia_cal_slot:hover,
a.ia_cal_slot:focus-visible {
    background-color: var(--ia-surface-muted);
}

.ia_cal_blocks {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.ia_cal_block {
    display: block;
    pointer-events: auto;
    border-radius: 6px;
    padding: 3px 6px;
    margin: 1px 2px;
    font-size: var(--ia-font-xs);
    line-height: 1.25;
    text-decoration: none;
    overflow: hidden;
    box-shadow: var(--ia-shadow-sm);
    border-left: 3px solid rgba(0, 0, 0, 0.25);
}

.ia_cal_positioned .ia_cal_block {
    position: absolute;
}

.ia_cal_block:hover,
.ia_cal_block:focus-visible {
    filter: brightness(0.92);
    color: #fff;
    z-index: 3;
}

.ia_cal_block_time,
.ia_cal_block_title,
.ia_cal_block_res {
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ia_cal_block_title {
    font-weight: 600;
}

.ia_cal_block_res {
    opacity: 0.85;
}

@media (max-width: 767.98px) {
    .ia_cal_month_cell {
        min-height: 64px;
    }

    .ia_cal_chip_time {
        display: none;
    }
}