/* ============================================================
   Digitale Vorgangsakte – Application Styles
   ============================================================ */

/* ===== CSS Custom Properties ===== */
:root,
.theme-classic {
    --dva-primary: #2563eb;
    --dva-primary-dark: #1d4ed8;
    --dva-primary-light: #dbeafe;
    --dva-primary-rgb: 37, 99, 235;
    --dva-sidebar-bg: #1e293b;
    --dva-sidebar-hover: #334155;
    --dva-sidebar-text: #cbd5e1;
    --dva-sidebar-text-active: #ffffff;
    --dva-sidebar-width: 260px;
    --dva-sidebar-border: rgba(255, 255, 255, 0.1);
    --dva-sidebar-brand: #ffffff;
    --dva-topbar-height: 56px;
    --dva-topbar-bg: #ffffff;
    --dva-content-bg: #f1f5f9;
    --dva-card-bg: #ffffff;
    --dva-card-radius: 0.5rem;
    --dva-card-shadow: none;
    --dva-border: #e2e8f0;
    --dva-text: #1e293b;
    --dva-text-muted: #64748b;
    --dva-table-header-bg: #f8fafc;
    --dva-table-hover-bg: #f8fafc;
    --dva-input-bg: #ffffff;
    --dva-input-border: #dee2e6;
    --dva-input-text: #1e293b;
    --dva-autocomplete-bg: #ffffff;
    --dva-autocomplete-hover: #f8f9fa;
    --dva-mobile-nav-bg: #ffffff;
    --dva-overlay-bg: rgba(0, 0, 0, 0.5);
    --dva-success: #16a34a;
    --dva-warning: #d97706;
    --dva-danger: #dc2626;
    --dva-info: #0891b2;
    --dva-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --dva-font-heading: var(--dva-font-family);
    --dva-heading-weight: 600;
    --dva-body-size: 0.9rem;
    --dva-badge-bg: #475569;
    --dva-badge-text: #ffffff;
    --dva-badge-outline-bg: transparent;
    --dva-badge-outline-text: #475569;
    --dva-badge-outline-border: #94a3b8;
    --dva-login-bg: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    --dva-login-card-bg: #ffffff;
    --dva-login-text: #1e293b;
}

/* ===== Reset / Base ===== */
body.app-body {
    font-family: var(--dva-font-family);
    background: var(--dva-content-bg);
    color: var(--dva-text);
    margin: 0;
    font-size: var(--dva-body-size);
}

/* ===== App Layout ===== */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.app-main {
    margin-left: var(--dva-sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.app-content {
    padding: 1.5rem;
    flex: 1;
}

/* ===== Sidebar ===== */
.app-sidebar {
    width: var(--dva-sidebar-width);
    background: var(--dva-sidebar-bg);
    color: var(--dva-sidebar-text);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--dva-sidebar-border);
}

.sidebar-brand {
    color: var(--dva-sidebar-brand);
    text-decoration: none;
    font-size: 1.15rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-brand:hover {
    color: var(--dva-sidebar-brand);
}

.sidebar-brand i {
    font-size: 1.4rem;
}

.sidebar-close {
    background: none;
    border: none;
    color: var(--dva-sidebar-text);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
}

.sidebar-nav {
    flex: 1;
    padding: 0.75rem 0;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 1.25rem;
    color: var(--dva-sidebar-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: background-color 0.15s, color 0.15s;
    border-left: 3px solid transparent;
}

.sidebar-nav-item:hover {
    background: var(--dva-sidebar-hover);
    color: var(--dva-sidebar-text-active);
}

.sidebar-nav-item.active {
    background: var(--dva-sidebar-hover);
    color: var(--dva-sidebar-text-active);
    border-left-color: var(--dva-primary);
    font-weight: 500;
}

.sidebar-nav-item i {
    font-size: 1.15rem;
    width: 1.25rem;
    text-align: center;
}

.sidebar-divider {
    border-top: 1px solid var(--dva-sidebar-border);
    margin: 0.5rem 1.25rem;
}

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--dva-sidebar-border);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--dva-sidebar-text);
    font-size: 0.85rem;
}

.sidebar-user i {
    font-size: 1.25rem;
}

/* ===== Topbar ===== */
.app-topbar {
    height: var(--dva-topbar-height);
    background: var(--dva-topbar-bg);
    border-bottom: 1px solid var(--dva-border);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1020;
}

.topbar-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dva-text);
    cursor: pointer;
    padding: 0.25rem;
    margin-right: 0.75rem;
}

.topbar-title {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--dva-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.topbar-back {
    color: var(--dva-text);
    font-size: 1.25rem;
    padding: 0.25rem;
    margin-right: 0.5rem;
    text-decoration: none;
    flex-shrink: 0;
}

.topbar-back:hover {
    color: var(--dva-primary);
}

/* Desktop: Zurueck-Pfeil neben Breadcrumb */
.topbar-back-desktop {
    align-items: center;
    justify-content: center;
    color: var(--dva-primary);
    font-size: 1.1rem;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    text-decoration: none;
    flex-shrink: 0;
    margin-right: 0.5rem;
    transition: background-color 0.15s, color 0.15s;
}

.topbar-back-desktop:hover {
    background-color: var(--dva-primary);
    color: #fff;
}

/* ===== Breadcrumb in Topbar ===== */
.topbar-breadcrumb {
    align-items: center;
    gap: 0;
    min-width: 0;
    overflow: hidden;
}

.topbar-breadcrumb-link {
    color: var(--dva-primary);
    text-decoration: none;
    font-size: 0.9rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.topbar-breadcrumb-link:hover {
    color: var(--dva-primary-dark);
    text-decoration: underline;
}

.topbar-breadcrumb-sep {
    color: var(--dva-text-muted);
    font-size: 0.7rem;
    margin: 0 0.4rem;
    flex-shrink: 0;
}

.topbar-breadcrumb-current {
    color: var(--dva-text);
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.topbar-actions .btn-link {
    text-decoration: none;
    font-size: 0.9rem;
}

/* ===== Mobile Navigation ===== */
.app-mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--dva-mobile-nav-bg);
    border-top: 1px solid var(--dva-border);
    display: flex;
    justify-content: space-around;
    padding: 0.4rem 0 calc(0.4rem + env(safe-area-inset-bottom, 0px));
    z-index: 1040;
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
    color: var(--dva-text-muted);
    text-decoration: none;
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    transition: color 0.15s;
}

.mobile-nav-item i {
    font-size: 1.25rem;
}

.mobile-nav-item.active {
    color: var(--dva-primary);
}

.mobile-nav-item:hover {
    color: var(--dva-primary);
}

/* ===== Sidebar Overlay (Mobile) ===== */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: var(--dva-overlay-bg);
    z-index: 1035;
    display: none;
}

.sidebar-overlay.show {
    display: block;
}

/* ===== Responsive ===== */
@media (max-width: 767.98px) {
    .app-sidebar {
        transform: translateX(-100%);
    }

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

    .app-main {
        margin-left: 0;
    }

    .app-content {
        padding: 1rem;
        padding-bottom: 5rem;
    }
}

@media (min-width: 768px) {
    .app-mobile-nav {
        display: none !important;
    }
}

/* ===== Mobile: Page-Header stacking ===== */
@media (max-width: 575.98px) {
    .page-header .d-flex {
        flex-direction: column;
        align-items: stretch !important;
        gap: 0.75rem;
    }
    .page-header .btn {
        width: 100%;
        text-align: center;
    }
    .page-header h1 {
        font-size: 1.4rem;
    }
}

/* ===== Mobile: Touch-Targets & iOS-Zoom-Fix ===== */
@media (max-width: 767.98px) {
    .form-control-sm,
    .form-select-sm {
        font-size: 16px;
        min-height: 44px;
        padding: 0.5rem 0.75rem;
    }
    .btn-sm {
        min-height: 44px;
        min-width: 44px;
        padding: 0.5rem 0.75rem;
    }
}

/* ===== Mobile: Filter-Collapse ===== */
@media (max-width: 767.98px) {
    .filter-collapsible {
        display: none;
    }
    .filter-collapsible.show {
        display: block;
    }
}
.filter-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.filter-toggle-btn .filter-count {
    font-size: 0.7rem;
    min-width: 1.25rem;
    height: 1.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* ===== Card-Grid-Layout fuer Listen ===== */
.mobile-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}
.mobile-card {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.875rem 1rem;
    border: 1px solid var(--dva-border);
    border-left: 4px solid var(--card-accent, var(--dva-primary));
    border-radius: var(--dva-card-radius);
    background: var(--dva-card-bg);
    box-shadow: var(--dva-card-shadow);
    text-decoration: none;
    color: var(--dva-text);
    transition: box-shadow 0.2s ease;
}
.mobile-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.mobile-card:active {
    background: var(--dva-table-hover-bg);
}
.mobile-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}
.mobile-card-header > *:first-child {
    min-width: 0;
}
.mobile-card-header > span:first-child,
.mobile-card-header > a:first-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mobile-card-header > div:first-child > a {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mobile-card-header .badge {
    flex-shrink: 0;
}
.mobile-card-title {
    font-size: 0.95rem;
    line-height: 1.3;
}
.mobile-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.8rem;
    color: var(--dva-text-muted);
}
.mobile-card-meta i {
    margin-right: 0.2rem;
}
.mobile-card-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* ===== View Toggle: List/Cards Switch ===== */
.dva-view-toggle {
    flex-shrink: 0;
}
.dva-view-toggle .btn.active {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
    color: #fff;
}
.dva-view-container.dva-view-list .view-table {
    display: block !important;
}
.dva-view-container.dva-view-list .view-cards {
    display: none !important;
}
.dva-view-container.dva-view-cards .view-table {
    display: none !important;
}
.dva-view-container.dva-view-cards .view-cards {
    display: block !important;
}
.dva-view-container.dva-view-cards .view-cards.mobile-cards {
    display: grid !important;
}

/* ===== Mobile: Tagesmappe Range-Tabs horizontal scroll ===== */
@media (max-width: 575.98px) {
    .reminder-range-tabs .btn-group {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .reminder-range-tabs .btn-group::-webkit-scrollbar {
        display: none;
    }
    .reminder-range-tabs .btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
}

/* ===== Guest Layout (Login) ===== */
.app-content-guest {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: var(--dva-login-bg);
}

.login-card {
    background: var(--dva-login-card-bg);
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 2.5rem;
    width: 100%;
    max-width: 400px;
}

.login-card .login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-card .login-header i {
    font-size: 2.5rem;
    color: var(--dva-primary);
}

.login-card .login-header h1 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: 0.75rem;
    color: var(--dva-login-text);
}

.login-card .login-header p {
    color: var(--dva-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== Page Header ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: var(--dva-heading-weight);
    font-family: var(--dva-font-heading);
    margin: 0;
}

/* ===== KPI Cards ===== */
a.color-inherit { color: inherit; }
a.color-inherit:hover .kpi-card {
    border-color: var(--dva-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.kpi-card {
    background: var(--dva-card-bg);
    border-radius: var(--dva-card-radius);
    border: 1px solid var(--dva-border);
    box-shadow: var(--dva-card-shadow);
    padding: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.kpi-card .kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.kpi-card .kpi-icon.bg-primary-light {
    background: var(--dva-primary-light);
    color: var(--dva-primary);
}

.kpi-card .kpi-icon.bg-success-light {
    background: #dcfce7;
    color: var(--dva-success);
}

.kpi-card .kpi-icon.bg-warning-light {
    background: #fef3c7;
    color: var(--dva-warning);
}

.kpi-card .kpi-icon.bg-danger-light {
    background: #fee2e2;
    color: var(--dva-danger);
}

.kpi-card .kpi-icon.bg-info-light {
    background: #cffafe;
    color: var(--dva-info);
}

.kpi-card .kpi-value {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1;
    color: var(--dva-text);
}

.kpi-card .kpi-label {
    font-size: 0.8rem;
    color: var(--dva-text-muted);
    margin-top: 0.25rem;
}

/* ===== Bootstrap Card Override (fuer Chronik etc.) ===== */
.card {
    background-color: var(--dva-card-bg);
    border-color: var(--dva-border);
    color: var(--dva-text);
}
.card-header {
    background-color: var(--dva-table-header-bg);
    border-color: var(--dva-border);
}

/* ===== Content Cards ===== */
.content-card {
    background: var(--dva-card-bg);
    border-radius: var(--dva-card-radius);
    border: 1px solid var(--dva-border);
    box-shadow: var(--dva-card-shadow);
    margin-bottom: 1.5rem;
}

.content-card .card-header-custom {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--dva-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    font-size: 0.95rem;
}

.content-card .card-body-custom {
    padding: 0;
}

/* ===== Tables ===== */
.table-container {
    background: var(--dva-card-bg);
    border-radius: var(--dva-card-radius);
    border: 1px solid var(--dva-border);
    box-shadow: var(--dva-card-shadow);
    overflow: hidden;
}

.table-container .table {
    margin-bottom: 0;
}

.table-container .table th {
    background: var(--dva-table-header-bg);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    color: var(--dva-text-muted);
    border-bottom-width: 1px;
    padding: 0.75rem 1rem;
    white-space: nowrap;
}

.table-container .table td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
    font-size: 0.9rem;
}

.table-container .table tbody tr:hover {
    background: var(--dva-table-hover-bg);
}

/* ===== Status Badges ===== */
.badge.bg-secondary {
    background-color: var(--dva-badge-bg) !important;
    color: var(--dva-badge-text) !important;
}
.badge.bg-outline-secondary {
    background-color: var(--dva-badge-outline-bg) !important;
    color: var(--dva-badge-outline-text) !important;
    border: 1px solid var(--dva-badge-outline-border) !important;
}
.badge-status {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.3em 0.65em;
    white-space: nowrap;
}
@media (max-width: 575.98px) {
    .badge-status {
        font-size: 0.65rem;
        padding: 0.25em 0.5em;
    }
}

/* ===== Favorite Toggle Button ===== */
.favorite-toggle-btn {
    color: var(--dva-text-muted);
    background: transparent;
    border: 1px solid var(--dva-border);
    border-radius: 0.375rem;
    transition: color 0.2s, border-color 0.2s;
    line-height: 1;
}
.favorite-toggle-btn:hover {
    color: #f59e0b;
    border-color: #f59e0b;
}
.favorite-toggle-btn.is-favorite {
    color: #f59e0b;
    border-color: #f59e0b;
}
.favorite-toggle-btn.is-favorite:hover {
    color: #d97706;
    border-color: #d97706;
}
.favorite-toggle-btn:disabled {
    opacity: 0.5;
}

/* ===== Filter Bar ===== */
.filter-bar {
    background: var(--dva-card-bg);
    border-radius: var(--dva-card-radius);
    border: 1px solid var(--dva-border);
    box-shadow: var(--dva-card-shadow);
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
}

.filter-bar .form-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--dva-text-muted);
    margin-bottom: 0.25rem;
}

.filter-bar .form-select,
.filter-bar .form-control {
    font-size: 0.875rem;
}

/* ===== Detail Page ===== */
.detail-header {
    background: var(--dva-card-bg);
    border-radius: var(--dva-card-radius);
    border: 1px solid var(--dva-border);
    box-shadow: var(--dva-card-shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.detail-header h1 {
    font-size: 1.35rem;
    font-weight: var(--dva-heading-weight);
    font-family: var(--dva-font-heading);
    margin: 0 0 0.5rem;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    color: var(--dva-text-muted);
    font-size: 0.875rem;
}

.detail-meta-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.detail-section {
    background: var(--dva-card-bg);
    border-radius: var(--dva-card-radius);
    border: 1px solid var(--dva-border);
    box-shadow: var(--dva-card-shadow);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.detail-section h3 {
    font-size: 1rem;
    font-weight: var(--dva-heading-weight);
    font-family: var(--dva-font-heading);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--dva-border);
}

/* ===== Flash Messages ===== */
.flash-container {
    margin-bottom: 1rem;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--dva-text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.4;
}

.empty-state p {
    font-size: 0.95rem;
    margin: 0;
}

/* ===== Email Body ===== */
.email-body-container {
    background: var(--dva-card-bg);
    border: 1px solid var(--dva-border);
    border-radius: 0.375rem;
    padding: 1.25rem;
    max-height: 600px;
    overflow-y: auto;
    font-size: 0.9rem;
    line-height: 1.6;
}

.email-body-container img {
    max-width: 100%;
    height: auto;
}

/* ===== Progress Bars (Budget) ===== */
.budget-bar {
    height: 8px;
    border-radius: 4px;
    background: #e2e8f0;
    overflow: hidden;
}

.budget-bar .bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s;
}

/* ===== Utilities ===== */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cursor-pointer {
    cursor: pointer;
}

/* ===== Drag & Drop Aufgaben ===== */
.drag-handle {
    cursor: grab !important;
    user-select: none;
    -webkit-user-select: none;
}

.drag-handle:active {
    cursor: grabbing !important;
}

tr.dragging {
    opacity: 0.5;
    background-color: var(--dva-primary-light, #e8f0fe) !important;
}

/* ===== Print ===== */
@media print {
    .app-sidebar,
    .app-topbar,
    .app-mobile-nav,
    .sidebar-overlay,
    .filter-bar,
    .btn {
        display: none !important;
    }

    .app-main {
        margin-left: 0 !important;
    }

    .app-content {
        padding: 0 !important;
    }
}

/* ===== Quill Editor ===== */
.ql-container.ql-snow {
    max-height: 400px;
}

/* ===== Autocomplete Dropdown ===== */
.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1050;
    max-height: 240px;
    overflow-y: auto;
    background: var(--dva-autocomplete-bg);
    border: 1px solid var(--dva-border);
    border-top: none;
    border-radius: 0 0 .375rem .375rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, .1);
}
.autocomplete-item {
    padding: .5rem .75rem;
    cursor: pointer;
    border-bottom: 1px solid var(--dva-border);
}
.autocomplete-item:last-child {
    border-bottom: none;
}
.autocomplete-item:hover,
.autocomplete-item.active {
    background: var(--dva-autocomplete-hover);
}
.autocomplete-item .item-name {
    font-weight: 500;
    font-size: .875rem;
}
.autocomplete-item .item-company {
    font-size: .775rem;
    color: var(--dva-text-muted);
}
.autocomplete-hint {
    padding: .4rem .75rem;
    font-size: .775rem;
    color: var(--dva-text-muted);
    text-align: center;
}

/* ===== Chronik / Timeline ===== */
.timeline {
    position: relative;
    padding-left: 1.75rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 0.25rem;
    bottom: 0.25rem;
    width: 2px;
    background: var(--dva-border);
}
.timeline-item {
    position: relative;
    padding-bottom: 1rem;
}
.timeline-item:last-child {
    padding-bottom: 0;
}
.timeline-dot {
    position: absolute;
    left: -1.5rem;
    top: 0.25rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--dva-card-bg);
    background: var(--dva-border);
    box-shadow: 0 0 0 1px var(--dva-border);
}
.timeline-dot.dot-primary   { background: var(--dva-primary); box-shadow: 0 0 0 1px var(--dva-primary); }
.timeline-dot.dot-success   { background: var(--dva-success); box-shadow: 0 0 0 1px var(--dva-success); }
.timeline-dot.dot-warning   { background: var(--dva-warning); box-shadow: 0 0 0 1px var(--dva-warning); }
.timeline-dot.dot-info      { background: var(--dva-info);    box-shadow: 0 0 0 1px var(--dva-info); }
.timeline-dot.dot-secondary { background: #6c757d;           box-shadow: 0 0 0 1px #6c757d; }
.timeline-dot.dot-muted     { background: #adb5bd;           box-shadow: 0 0 0 1px #adb5bd; }
.timeline-title {
    font-weight: 500;
    font-size: 0.875rem;
}
.timeline-meta {
    font-size: 0.775rem;
    color: var(--dva-text-muted);
}

/* ===== Projektstruktur / Project Tree ===== */
.project-tree,
.project-tree-children {
    list-style: none;
    margin: 0;
    padding: 0;
}
.project-tree-children {
    padding-left: 1.5rem;
}

/* Jedes Baum-Element: vertikale Linie links */
.project-tree-item {
    position: relative;
    padding-left: 1.5rem;
}

/* Vertikale Verbindungslinie */
.project-tree-item::before {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--dva-border);
}

/* Letztes Kind: vertikale Linie nur bis zum Punkt */
.project-tree-item--last::before {
    bottom: calc(100% - 1.05rem);
}

/* Horizontale Abzweigung zum Punkt */
.project-tree-item::after {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 1rem;
    width: 0.75rem;
    height: 2px;
    background: var(--dva-border);
}

/* Root-Knoten: keine Verbindungslinien */
.project-tree > .project-tree-item::before,
.project-tree > .project-tree-item::after {
    display: none;
}
.project-tree > .project-tree-item {
    padding-left: 0;
}

/* Knoten-Inhalt */
.project-tree-node {
    display: flex;
    align-items: center;
    padding: 0.35rem 0.5rem;
    border-radius: 0.375rem;
    margin-bottom: 0.15rem;
    transition: background-color 0.15s;
}
.project-tree-node:hover {
    background: var(--dva-table-hover-bg);
}

/* Hervorgehobener aktueller Vorgang */
.project-tree-node--current {
    background: var(--dva-primary-light);
    border: 1px solid rgba(var(--dva-primary-rgb), 0.3);
}
.project-tree-node--current:hover {
    background: var(--dva-primary-light);
}

/* Punkt-Indikator */
.project-tree-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--dva-border);
    border: 2px solid var(--dva-card-bg);
    box-shadow: 0 0 0 1px var(--dva-border);
    flex-shrink: 0;
    margin-right: 0.5rem;
}
.project-tree-node--current .project-tree-dot {
    background: var(--dva-primary);
    box-shadow: 0 0 0 1px var(--dva-primary);
}

/* Inhalt (Label + Badge) */
.project-tree-content {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
    min-width: 0;
}
.project-tree-label {
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
a.project-tree-label {
    color: var(--dva-primary);
}
a.project-tree-label:hover {
    color: var(--dva-primary-dark);
    text-decoration: underline !important;
}
.project-tree-node--current .project-tree-label {
    color: var(--dva-text);
}

/* ===== Sortierbare Spaltenueberschriften ===== */
th .sort-link {
    color: var(--dva-text-muted);
    text-decoration: none;
    white-space: nowrap;
}
th .sort-link:hover {
    color: var(--dva-text);
}
th .sort-link .bi {
    font-size: 0.7rem;
    margin-left: 0.2rem;
}

/* ===== E-Mail-Liste: Zuordnen-Button ===== */
.email-assign-btn {
    white-space: nowrap;
    font-size: 0.8rem;
}

/* ===== Dashboard: KPI-Karten gross (Aufgaben-Fokus) ===== */
.kpi-card-lg {
    padding: 1.5rem 1.75rem;
}
.kpi-icon-lg {
    width: 56px;
    height: 56px;
    font-size: 1.75rem;
}
.kpi-value-lg {
    font-size: 2.25rem;
}
.kpi-card-alert {
    border-color: var(--dva-danger);
    border-width: 2px;
}

/* ===== Dashboard: Fortschrittsbalken (KPI-Layout) ===== */
.progress-stacked-bar {
    display: flex;
    height: 12px;
    border-radius: 6px;
    overflow: hidden;
    background: #e2e8f0;
}
.progress-stacked-segment {
    height: 100%;
    transition: width 0.4s ease;
}
.status-legend-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 0.3rem;
    vertical-align: middle;
}

/* ===== Einstellungen: Auswahl-Karten (Layouts / Themes) ===== */
.setting-option {
    display: block;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
}
.setting-option .content-card {
    transition: border-color 0.15s, box-shadow 0.15s;
}
.setting-option:hover .content-card {
    border-color: var(--dva-primary);
    box-shadow: 0 2px 8px rgba(var(--dva-primary-rgb), 0.12);
}
.setting-option.active .content-card,
.setting-option:has(input:checked) .content-card {
    border-color: var(--dva-primary);
    border-width: 2px;
    box-shadow: 0 2px 12px rgba(var(--dva-primary-rgb), 0.18);
    background: var(--dva-primary-light);
}
/* Theme-Vorschau Karte */
.theme-preview-card {
    border-radius: 8px;
    overflow: hidden;
    height: 80px;
    margin-bottom: 0.75rem;
    position: relative;
}
.theme-preview-sidebar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 30%;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px 6px;
}
.theme-preview-sidebar span {
    display: block;
    height: 4px;
    border-radius: 2px;
    opacity: 0.6;
}
.theme-preview-main {
    position: absolute;
    left: 30%;
    top: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
}
.theme-preview-topbar {
    height: 16px;
    border-bottom: 1px solid rgba(0,0,0,0.08);
}
.theme-preview-content {
    flex: 1;
    padding: 6px;
    display: flex;
    gap: 4px;
}
.theme-preview-content span {
    flex: 1;
    border-radius: 3px;
    opacity: 0.5;
}

/* ===== E-Mail-Vorschau in Liste ===== */
.email-preview {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    /* -webkit-line-clamp wird per inline-style gesetzt */
    margin-top: 0.2rem;
    line-height: 1.4;
    font-size: 0.8rem;
    color: var(--dva-text-muted);
    word-break: break-word;
}


/* ============================================================
   THEME 2: MITTERNACHT (Dark Mode)
   Dunkler Hintergrund, leuchtende Akzente, glasartige Oberflaechen
   ============================================================ */
.theme-dark {
    --dva-primary: #818cf8;
    --dva-primary-dark: #6366f1;
    --dva-primary-light: rgba(129, 140, 248, 0.15);
    --dva-primary-rgb: 129, 140, 248;
    --dva-sidebar-bg: #0f172a;
    --dva-sidebar-hover: #1e293b;
    --dva-sidebar-text: #94a3b8;
    --dva-sidebar-text-active: #e2e8f0;
    --dva-sidebar-width: 260px;
    --dva-sidebar-border: rgba(255, 255, 255, 0.06);
    --dva-sidebar-brand: #e2e8f0;
    --dva-topbar-height: 56px;
    --dva-topbar-bg: #1e293b;
    --dva-content-bg: #0f172a;
    --dva-card-bg: #1e293b;
    --dva-card-radius: 0.75rem;
    --dva-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.03);
    --dva-border: #334155;
    --dva-text: #e2e8f0;
    --dva-text-muted: #94a3b8;
    --dva-table-header-bg: #1a2332;
    --dva-table-hover-bg: #263345;
    --dva-input-bg: #1e293b;
    --dva-input-border: #475569;
    --dva-input-text: #e2e8f0;
    --dva-autocomplete-bg: #1e293b;
    --dva-autocomplete-hover: #334155;
    --dva-mobile-nav-bg: #1e293b;
    --dva-overlay-bg: rgba(0, 0, 0, 0.7);
    --dva-success: #4ade80;
    --dva-warning: #fbbf24;
    --dva-danger: #f87171;
    --dva-info: #22d3ee;
    --dva-font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --dva-font-heading: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --dva-heading-weight: 700;
    --dva-body-size: 0.9rem;
    --dva-login-bg: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
    --dva-badge-bg: #64748b;
    --dva-badge-text: #ffffff;
    --dva-badge-outline-bg: transparent;
    --dva-badge-outline-text: #94a3b8;
    --dva-badge-outline-border: #475569;
    --dva-login-card-bg: #1e293b;
    --dva-login-text: #e2e8f0;
    color-scheme: dark;
}

/* Dark: Bootstrap-Overrides fuer Formulare, Buttons, Dropdowns */
.theme-dark .form-control,
.theme-dark .form-select {
    background-color: var(--dva-input-bg);
    border-color: var(--dva-input-border);
    color: var(--dva-input-text);
}
.theme-dark .form-control:focus,
.theme-dark .form-select:focus {
    background-color: var(--dva-input-bg);
    border-color: var(--dva-primary);
    color: var(--dva-input-text);
    box-shadow: 0 0 0 0.2rem rgba(var(--dva-primary-rgb), 0.25);
}
.theme-dark .form-control::placeholder {
    color: #64748b;
}
.theme-dark .btn-outline-primary {
    color: var(--dva-primary);
    border-color: var(--dva-primary);
}
.theme-dark .btn-outline-primary:hover {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
    color: #0f172a;
}
.theme-dark .btn-outline-secondary {
    color: #94a3b8;
    border-color: #475569;
}
.theme-dark .btn-outline-secondary:hover {
    background-color: #475569;
    border-color: #475569;
    color: #e2e8f0;
}
.theme-dark .btn-primary {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
    color: #0f172a;
}
.theme-dark .btn-primary:hover {
    background-color: var(--dva-primary-dark);
    border-color: var(--dva-primary-dark);
}
.theme-dark .dropdown-menu {
    background-color: #1e293b;
    border-color: #334155;
}
.theme-dark .dropdown-item {
    color: #e2e8f0;
}
.theme-dark .dropdown-item:hover {
    background-color: #334155;
    color: #f1f5f9;
}
.theme-dark .dropdown-item-text {
    color: #94a3b8 !important;
}
.theme-dark .dropdown-divider {
    border-color: #334155;
}
.theme-dark .btn-link.text-dark {
    color: var(--dva-text) !important;
}
.theme-dark .list-group-item {
    background-color: var(--dva-card-bg);
    border-color: var(--dva-border);
    color: var(--dva-text);
}
.theme-dark .list-group-item-action:hover {
    background-color: var(--dva-table-hover-bg);
    color: var(--dva-text);
}
.theme-dark .table {
    color: var(--dva-text);
    --bs-table-bg: transparent;
    --bs-table-color: var(--dva-text);
    --bs-table-hover-bg: var(--dva-table-hover-bg);
    --bs-table-hover-color: var(--dva-text);
}
.theme-dark .table td,
.theme-dark .table th {
    border-color: var(--dva-border);
    color: var(--dva-text);
}
.theme-dark .table thead th {
    color: var(--dva-text-muted);
}
.theme-dark .card-header-custom {
    color: var(--dva-text);
}
.theme-dark .list-group-item {
    color: var(--dva-text);
}
.theme-dark .modal-content {
    background-color: var(--dva-card-bg);
    border-color: var(--dva-border);
    color: var(--dva-text);
}
.theme-dark .modal-header {
    border-color: var(--dva-border);
}
.theme-dark .modal-footer {
    border-color: var(--dva-border);
}
.theme-dark .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}
.theme-dark .nav-tabs {
    border-color: var(--dva-border);
}
.theme-dark .nav-tabs .nav-link {
    color: var(--dva-text-muted);
}
.theme-dark .nav-tabs .nav-link.active {
    background-color: var(--dva-card-bg);
    border-color: var(--dva-border) var(--dva-border) var(--dva-card-bg);
    color: var(--dva-text);
}
.theme-dark .nav-tabs .nav-link:hover {
    border-color: var(--dva-border);
    color: var(--dva-text);
}
.theme-dark .tab-content {
    background-color: var(--dva-card-bg);
    border: 1px solid var(--dva-border);
    border-top: none;
    border-radius: 0 0 var(--dva-card-radius) var(--dva-card-radius);
}
.theme-dark .text-dark {
    color: var(--dva-text) !important;
}
.theme-dark .text-muted {
    color: var(--dva-text-muted) !important;
}
.theme-dark a {
    color: var(--dva-primary);
}
.theme-dark .fw-medium {
    color: var(--dva-text);
}
.theme-dark .kpi-card .kpi-icon.bg-primary-light {
    background: rgba(129, 140, 248, 0.15);
    color: #818cf8;
}
.theme-dark .kpi-card .kpi-icon.bg-success-light {
    background: rgba(74, 222, 128, 0.15);
    color: #4ade80;
}
.theme-dark .kpi-card .kpi-icon.bg-warning-light {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
}
.theme-dark .kpi-card .kpi-icon.bg-danger-light {
    background: rgba(248, 113, 113, 0.15);
    color: #f87171;
}
.theme-dark .kpi-card .kpi-icon.bg-info-light {
    background: rgba(34, 211, 238, 0.15);
    color: #22d3ee;
}
.theme-dark .login-card {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}
.theme-dark .login-card .login-header p {
    color: #94a3b8;
}
.theme-dark .login-card .login-header i {
    color: #818cf8;
}
.theme-dark hr {
    border-color: var(--dva-border);
}
.theme-dark .ql-toolbar.ql-snow {
    background: var(--dva-card-bg);
    border-color: var(--dva-border);
}
.theme-dark .ql-container.ql-snow {
    background: var(--dva-input-bg);
    border-color: var(--dva-border);
    color: var(--dva-text);
}
.theme-dark .ql-editor.ql-blank::before {
    color: #64748b;
}
/* Dark: Bootstrap-Karten (Chronik etc.) */
.theme-dark .card-header {
    background-color: #1a2332;
}
.theme-dark .btn-outline-danger {
    color: #f87171;
    border-color: #f87171;
}
.theme-dark .btn-outline-danger:hover {
    background-color: #f87171;
    border-color: #f87171;
    color: #0f172a;
}
.theme-dark .form-label {
    color: var(--dva-text);
}
.theme-dark .pagination .page-link {
    background-color: var(--dva-card-bg);
    border-color: var(--dva-border);
    color: var(--dva-primary);
}
.theme-dark .pagination .page-item.active .page-link {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
    color: #0f172a;
}
.theme-dark .pagination .page-item.disabled .page-link {
    background-color: #1a2332;
    border-color: var(--dva-border);
    color: #475569;
}
.theme-dark .alert {
    border-color: var(--dva-border);
}
.theme-dark .alert-success {
    background-color: rgba(74, 222, 128, 0.1);
    color: #4ade80;
}
.theme-dark .alert-danger {
    background-color: rgba(248, 113, 113, 0.1);
    color: #f87171;
}
.theme-dark .alert-warning {
    background-color: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
}

/* ----- Dark: Bootstrap text-* Utility-Farben (globaler Kontrastfix) ----- */
.theme-dark .text-danger {
    color: #f87171 !important;
}
.theme-dark .text-warning {
    color: #fbbf24 !important;
}
.theme-dark .text-primary {
    color: #818cf8 !important;
}
.theme-dark .text-success {
    color: #4ade80 !important;
}
.theme-dark .text-info {
    color: #22d3ee !important;
}

/* ----- Dark: btn-outline-success / btn-success (fehlte komplett) ----- */
.theme-dark .btn-outline-success {
    color: #4ade80;
    border-color: #4ade80;
}
.theme-dark .btn-outline-success:hover,
.theme-dark .btn-outline-success:focus {
    background-color: #4ade80;
    border-color: #4ade80;
    color: #0f172a;
}
.theme-dark .btn-success {
    background-color: #4ade80;
    border-color: #4ade80;
    color: #0f172a;
}
.theme-dark .btn-success:hover,
.theme-dark .btn-success:focus {
    background-color: #22c55e;
    border-color: #22c55e;
    color: #0f172a;
}

/* ----- Dark: Badges ----- */
.theme-dark .badge.bg-warning.text-dark {
    color: #1e293b !important;
    background-color: #fbbf24 !important;
}
.theme-dark .badge.bg-success {
    background-color: rgba(74, 222, 128, 0.2) !important;
    color: #4ade80 !important;
}

/* ----- Dark: Tagesmappe Zeitraum-Tabs ----- */
.theme-dark .reminder-range-tabs .btn-outline-secondary.active {
    background-color: #475569;
    border-color: #475569;
    color: #e2e8f0;
}
.theme-dark .reminder-range-tabs .btn-outline-danger.active {
    background-color: #f87171;
    border-color: #f87171;
    color: #0f172a;
}

/* ----- Dark: Ueberfaellige Zeilen (Listenansicht) ----- */
.theme-dark .reminder-row-overdue {
    background-color: rgba(248, 113, 113, 0.12) !important;
}
.theme-dark .reminder-row-overdue:hover {
    background-color: rgba(248, 113, 113, 0.18) !important;
}

/* ----- Dark: Kachelansicht ----- */
.theme-dark .reminder-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}
.theme-dark .reminder-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}
.theme-dark .reminder-card.overdue {
    background-color: rgba(248, 113, 113, 0.1) !important;
}

/* ----- Dark: Farb-Picker aktiv ----- */
.theme-dark .reminder-color-btn.active {
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.5);
    border-color: #e2e8f0;
}


/* ============================================================
   THEME 3: NATUR (Waldgruen / Erdtoene)
   Warme Erdtoene, olivgruene Sidebar, Serif-Ueberschriften,
   weiche Rundungen, naturverbundenes Gefuehl
   ============================================================ */
.theme-nature {
    --dva-primary: #059669;
    --dva-primary-dark: #047857;
    --dva-primary-light: #d1fae5;
    --dva-primary-rgb: 5, 150, 105;
    --dva-sidebar-bg: #1a2e1a;
    --dva-sidebar-hover: #2d4a2d;
    --dva-sidebar-text: #a7c4a0;
    --dva-sidebar-text-active: #ecfdf5;
    --dva-sidebar-width: 260px;
    --dva-sidebar-border: rgba(167, 196, 160, 0.15);
    --dva-sidebar-brand: #ecfdf5;
    --dva-topbar-height: 56px;
    --dva-topbar-bg: #fefdf8;
    --dva-content-bg: #f5f0e8;
    --dva-card-bg: #fefdf8;
    --dva-card-radius: 0.75rem;
    --dva-card-shadow: 0 1px 4px rgba(120, 100, 60, 0.08);
    --dva-border: #d6cbb2;
    --dva-text: #3d3322;
    --dva-text-muted: #7c6f5a;
    --dva-table-header-bg: #f5f0e8;
    --dva-table-hover-bg: #f0ead9;
    --dva-input-bg: #fefdf8;
    --dva-input-border: #d6cbb2;
    --dva-input-text: #3d3322;
    --dva-autocomplete-bg: #fefdf8;
    --dva-autocomplete-hover: #f5f0e8;
    --dva-mobile-nav-bg: #fefdf8;
    --dva-overlay-bg: rgba(61, 51, 34, 0.5);
    --dva-success: #16a34a;
    --dva-warning: #ca8a04;
    --dva-danger: #dc2626;
    --dva-info: #0e7490;
    --dva-font-family: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --dva-font-heading: Georgia, "Times New Roman", serif;
    --dva-heading-weight: 700;
    --dva-body-size: 0.9rem;
    --dva-login-bg: linear-gradient(135deg, #1a2e1a 0%, #2d4a2d 50%, #1a2e1a 100%);
    --dva-badge-bg: #6b5e48;
    --dva-badge-text: #ffffff;
    --dva-badge-outline-bg: transparent;
    --dva-badge-outline-text: #6b5e48;
    --dva-badge-outline-border: #b8a88e;
    --dva-login-card-bg: #fefdf8;
    --dva-login-text: #3d3322;
}

/* Natur: Spezifische Overrides */
.theme-nature .form-control,
.theme-nature .form-select {
    border-color: var(--dva-input-border);
    background-color: var(--dva-input-bg);
}
.theme-nature .form-control:focus,
.theme-nature .form-select:focus {
    border-color: var(--dva-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--dva-primary-rgb), 0.2);
}
.theme-nature .btn-primary {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
}
.theme-nature .btn-primary:hover {
    background-color: var(--dva-primary-dark);
    border-color: var(--dva-primary-dark);
}
.theme-nature .btn-outline-primary {
    color: var(--dva-primary);
    border-color: var(--dva-primary);
}
.theme-nature .btn-outline-primary:hover {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
    color: #fff;
}
.theme-nature .sidebar-nav-item.active {
    border-left-color: #4ade80;
}
.theme-nature .sidebar-brand i {
    color: #4ade80;
}
.theme-nature .kpi-card .kpi-icon.bg-primary-light {
    background: #d1fae5;
    color: #059669;
}
.theme-nature .nav-tabs .nav-link.active {
    background-color: var(--dva-card-bg);
    color: var(--dva-text);
}
.theme-nature .table {
    --bs-table-hover-bg: var(--dva-table-hover-bg);
}
.theme-nature a:not(.btn):not(.sidebar-nav-item):not(.sidebar-brand):not(.topbar-breadcrumb-link):not(.topbar-back):not(.topbar-back-desktop):not(.mobile-nav-item):not(.nav-link) {
    color: var(--dva-primary);
}
.theme-nature .btn-outline-secondary {
    color: #5c5242;
    border-color: #a89a80;
}
.theme-nature .btn-outline-secondary:hover {
    background-color: #5c5242;
    border-color: #5c5242;
    color: #fefdf8;
}


/* ============================================================
   THEME 4: OZEAN (Marine / Blauweiss)
   Helle, weisse Sidebar mit blauen Akzenten,
   Gradient-Topbar, moderne Typografie, starke Schatten,
   frisches professionelles Gefuehl
   ============================================================ */
.theme-ocean {
    --dva-primary: #0369a1;
    --dva-primary-dark: #075985;
    --dva-primary-light: #e0f2fe;
    --dva-primary-rgb: 3, 105, 161;
    --dva-sidebar-bg: #ffffff;
    --dva-sidebar-hover: #f0f9ff;
    --dva-sidebar-text: #64748b;
    --dva-sidebar-text-active: #0369a1;
    --dva-sidebar-width: 250px;
    --dva-sidebar-border: #e0f2fe;
    --dva-sidebar-brand: #0369a1;
    --dva-topbar-height: 60px;
    --dva-topbar-bg: linear-gradient(135deg, #0369a1 0%, #0284c7 100%);
    --dva-content-bg: #f0f9ff;
    --dva-card-bg: #ffffff;
    --dva-card-radius: 0.75rem;
    --dva-card-shadow: 0 1px 3px rgba(3, 105, 161, 0.06), 0 4px 12px rgba(3, 105, 161, 0.04);
    --dva-border: #bae6fd;
    --dva-text: #0c4a6e;
    --dva-text-muted: #64748b;
    --dva-table-header-bg: #f0f9ff;
    --dva-table-hover-bg: #e0f2fe;
    --dva-input-bg: #ffffff;
    --dva-input-border: #bae6fd;
    --dva-input-text: #0c4a6e;
    --dva-autocomplete-bg: #ffffff;
    --dva-autocomplete-hover: #f0f9ff;
    --dva-mobile-nav-bg: #ffffff;
    --dva-overlay-bg: rgba(12, 74, 110, 0.4);
    --dva-success: #059669;
    --dva-warning: #d97706;
    --dva-danger: #dc2626;
    --dva-info: #0891b2;
    --dva-font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --dva-font-heading: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --dva-heading-weight: 700;
    --dva-body-size: 0.9rem;
    --dva-login-bg: linear-gradient(135deg, #0369a1 0%, #0ea5e9 50%, #0369a1 100%);
    --dva-badge-bg: #475569;
    --dva-badge-text: #ffffff;
    --dva-badge-outline-bg: transparent;
    --dva-badge-outline-text: #475569;
    --dva-badge-outline-border: #94a3b8;
    --dva-login-card-bg: #ffffff;
    --dva-login-text: #0c4a6e;
}

/* Ozean: Sidebar bekommt einen linken blauen Rand-Streifen */
.theme-ocean .app-sidebar {
    border-right: 1px solid #e0f2fe;
    box-shadow: 2px 0 8px rgba(3, 105, 161, 0.06);
}
.theme-ocean .sidebar-nav-item {
    border-left: 3px solid transparent;
    border-radius: 0 8px 8px 0;
    margin-right: 0.5rem;
}
.theme-ocean .sidebar-nav-item:hover {
    background: #f0f9ff;
    color: #0369a1;
}
.theme-ocean .sidebar-nav-item.active {
    background: #e0f2fe;
    color: #0369a1;
    border-left-color: #0369a1;
    font-weight: 600;
}
.theme-ocean .sidebar-brand {
    font-weight: 700;
}
.theme-ocean .sidebar-brand i {
    color: #0ea5e9;
}

/* Ozean: Topbar mit Gradient – Texte weiss */
.theme-ocean .app-topbar {
    background: var(--dva-topbar-bg);
    border-bottom: none;
    box-shadow: 0 2px 8px rgba(3, 105, 161, 0.12);
}
.theme-ocean .topbar-toggle {
    color: #ffffff;
}
.theme-ocean .topbar-title {
    color: #ffffff;
}
.theme-ocean .topbar-back {
    color: #ffffff;
}
.theme-ocean .topbar-back:hover {
    color: #e0f2fe;
}
.theme-ocean .topbar-back-desktop {
    color: #e0f2fe;
}
.theme-ocean .topbar-back-desktop:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}
.theme-ocean .topbar-breadcrumb-link {
    color: #e0f2fe;
}
.theme-ocean .topbar-breadcrumb-link:hover {
    color: #ffffff;
}
.theme-ocean .topbar-breadcrumb-sep {
    color: rgba(255, 255, 255, 0.5);
}
.theme-ocean .topbar-breadcrumb-current {
    color: #ffffff;
}
.theme-ocean .topbar-actions .btn-link {
    color: #ffffff !important;
}
.theme-ocean .topbar-actions .dropdown-toggle {
    color: #ffffff !important;
}

/* Ozean: Formulare & Buttons */
.theme-ocean .form-control,
.theme-ocean .form-select {
    border-color: var(--dva-input-border);
}
.theme-ocean .form-control:focus,
.theme-ocean .form-select:focus {
    border-color: var(--dva-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--dva-primary-rgb), 0.15);
}
.theme-ocean .btn-primary {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
}
.theme-ocean .btn-primary:hover {
    background-color: var(--dva-primary-dark);
    border-color: var(--dva-primary-dark);
}
.theme-ocean .btn-outline-primary {
    color: var(--dva-primary);
    border-color: var(--dva-primary);
}
.theme-ocean .btn-outline-primary:hover {
    background-color: var(--dva-primary);
    border-color: var(--dva-primary);
    color: #fff;
}
.theme-ocean .btn-outline-secondary {
    color: #475569;
    border-color: #94a3b8;
}
.theme-ocean .btn-outline-secondary:hover {
    background-color: #475569;
    border-color: #475569;
    color: #fff;
}
.theme-ocean .btn-outline-danger {
    color: #dc2626;
    border-color: #dc2626;
}
.theme-ocean .btn-outline-danger:hover {
    background-color: #dc2626;
    border-color: #dc2626;
    color: #fff;
}
.theme-ocean .kpi-card .kpi-icon.bg-primary-light {
    background: #e0f2fe;
    color: #0369a1;
}
.theme-ocean .kpi-card {
    border-radius: 0.75rem;
}
.theme-ocean a:not(.btn):not(.sidebar-nav-item):not(.sidebar-brand):not(.topbar-breadcrumb-link):not(.topbar-back):not(.topbar-back-desktop):not(.mobile-nav-item):not(.nav-link) {
    color: var(--dva-primary);
}
.theme-ocean .nav-tabs .nav-link.active {
    border-bottom-color: var(--dva-card-bg);
}
.theme-ocean .page-header h1 {
    letter-spacing: -0.01em;
}
.theme-ocean .sidebar-footer .sidebar-user {
    color: #64748b;
}
.theme-ocean .mobile-nav-item.active {
    color: #0369a1;
}
.theme-ocean .table {
    --bs-table-hover-bg: var(--dva-table-hover-bg);
}

/* ===== Wiedervorlagen (Reminder) ===== */

/* Bell Icon in Topbar */
.reminder-badge {
    font-size: 0.6rem !important;
    min-width: 1.2em;
    padding: 0.15em 0.4em;
}

/* Bell Dropdown */
.reminder-dropdown {
    padding: 0;
}
.reminder-dropdown .dropdown-header {
    background: var(--dva-table-header-bg);
    border-bottom: 1px solid var(--dva-border);
    font-weight: 600;
    color: var(--dva-text);
}
.reminder-due-item {
    transition: opacity 0.3s ease;
}
.reminder-due-item:last-child {
    border-bottom: none !important;
}
.reminder-due-item:hover {
    background: var(--dva-table-hover-bg, #f8fafc);
}

/* Reminder Buttons */
.reminder-open-btn {
    white-space: nowrap;
}

/* Schnellauswahl */
.reminder-quick-btn {
    font-size: 0.8rem;
}

/* Farbpunkt */
.reminder-color-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    vertical-align: middle;
    flex-shrink: 0;
}

/* Farb-Picker Buttons im Modal */
.reminder-color-btn {
    display: inline-block;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    outline: none;
    padding: 0;
}
.reminder-color-btn:hover {
    transform: scale(1.15);
}
.reminder-color-btn.active {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.4);
    border-color: #fff;
    transform: scale(1.15);
}

/* Tagesmappe: Zeitraum-Tabs */
.reminder-range-tabs .btn-group {
    gap: 2px;
}
.reminder-range-tabs .btn {
    font-size: 0.8rem;
    border-radius: 0.375rem !important;
}
.reminder-range-tabs .btn.active {
    font-weight: 600;
}

/* Tagesmappe: table-responsive Dropdown-Fix */
/* Bootstrap .table-responsive setzt overflow-x:auto, was Dropdowns abschneidet.
   Nur in der Tagesmappe-Tabelle auf Desktop overflow sichtbar lassen. */
@media (min-width: 768px) {
    .reminder-list-card .table-responsive {
        overflow: visible;
    }
}

/* Tagesmappe: Listenansicht */
.reminder-row-overdue {
    background-color: rgba(220, 38, 38, 0.05) !important;
}
.reminder-row-overdue:hover {
    background-color: rgba(220, 38, 38, 0.1) !important;
}

/* Tagesmappe: Kachelansicht */
.reminder-card {
    background: var(--dva-card-bg);
    border: 1px solid var(--dva-border);
    border-left: 4px solid #2563eb;
    border-radius: var(--dva-card-radius);
    padding: 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s ease, opacity 0.3s ease;
}
.reminder-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.reminder-card.overdue {
    background-color: rgba(220, 38, 38, 0.04);
}
.reminder-card.done {
    opacity: 0.6;
}
.reminder-card.done:hover {
    opacity: 0.85;
}

/* Theme Ocean: Topbar Bell */
.theme-ocean #reminderBellDropdown .btn-link {
    color: var(--dva-topbar-text, #e2e8f0);
}
.theme-ocean .reminder-dropdown {
    background: var(--dva-card-bg);
    border-color: var(--dva-border);
}
.theme-ocean .reminder-dropdown .dropdown-header {
    background: var(--dva-table-header-bg);
    color: var(--dva-text);
}
.theme-ocean .reminder-due-item a {
    color: var(--dva-text);
}

/* Theme Ocean: Tagesmappe */
.theme-ocean .reminder-card {
    background: var(--dva-card-bg);
    border-color: var(--dva-border);
}
.theme-ocean .reminder-color-btn.active {
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.4);
}

/* ===== File Preview Grid ===== */
.file-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 0.75rem;
}
.file-preview-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem;
    border: 1px solid var(--dva-border);
    border-radius: var(--dva-card-radius);
    background: var(--dva-card-bg);
    transition: border-color 0.15s;
}
.file-preview-item:hover {
    border-color: var(--dva-primary);
}
.file-preview-thumb {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dva-bg);
    border: 1px solid var(--dva-border);
}
.file-preview-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
}
.file-thumb-icon {
    font-size: 1.5rem;
    color: var(--dva-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.file-thumb-icon.file-thumb-pdf {
    color: #dc3545;
    text-decoration: none;
}
.file-thumb-icon.file-thumb-pdf:hover {
    color: #a71d2a;
}
.file-preview-info {
    flex: 1;
    min-width: 0;
}
.file-preview-name {
    font-weight: 500;
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.file-preview-meta {
    font-size: 0.75rem;
    color: var(--dva-text-muted);
    margin-top: 2px;
}
.file-preview-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
}

/* ===== File Lightbox ===== */
.file-lightbox-overlay {
    position: fixed;
    inset: 0;
    z-index: 1060;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}
.file-lightbox-overlay.show {
    opacity: 1;
}
.file-lightbox-overlay img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
    cursor: default;
}
.file-lightbox-caption {
    color: #fff;
    font-size: 0.875rem;
    margin-top: 0.75rem;
    text-align: center;
    max-width: 90vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.file-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: #fff;
    font-size: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.15s;
    padding: 0.5rem;
    line-height: 1;
}
.file-lightbox-close:hover {
    opacity: 1;
}

/* Theme Ocean: File Preview */
.theme-ocean .file-preview-item {
    background: var(--dva-card-bg);
    border-color: var(--dva-border);
}
.theme-ocean .file-preview-thumb {
    background: var(--dva-bg);
    border-color: var(--dva-border);
}