/* Bootstrap-Style für jQuery UI Datepicker */

/* Grundlegendes Styling */
.ui-datepicker {
    font-family: var(--bs-body-font-family);
    font-size: 0.9rem;
    padding: 0;
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    width: 320px;
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
    margin: 5px;
}

/* Header-Styling */
.ui-datepicker .ui-datepicker-header {
    background: var(--bs-primary);
    color: white;
    border: none;
    border-radius: 0.5rem 0.5rem 0 0;
    padding: 0.5rem;
    position: relative;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

/* Titel im Header */
.ui-datepicker .ui-datepicker-title {
    margin: 0;
    line-height: 1.5;
    text-align: center;
    font-weight: 700;
    width: 100%;
    padding: 0 2rem;
}

/* Dropdown-Menüs für Monat und Jahr */
.ui-datepicker select.ui-datepicker-month,
.ui-datepicker select.ui-datepicker-year {
    width: 38%;
    margin: 0 2%;
    padding: 0.25rem 0.25rem;
    border-radius: 0.25rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    z-index: 10;
    text-align: center;
    -webkit-appearance: menulist;
    appearance: menulist;
}

/* Pfeil-Buttons */
.ui-datepicker .ui-datepicker-prev,
.ui-datepicker .ui-datepicker-next {
    position: absolute;
    top: 0.5rem;
    width: 2rem;
    height: 2rem;
    cursor: pointer;
    color: transparent;
    text-align: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    z-index: 15;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    overflow: hidden;
}

.ui-datepicker .ui-datepicker-prev:hover,
.ui-datepicker .ui-datepicker-next:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.ui-datepicker .ui-datepicker-prev {
    left: 0.25rem;
    margin-right: 0.5rem;
}

.ui-datepicker .ui-datepicker-next {
    right: 0.25rem;
    margin-left: 0.5rem;
}

.ui-datepicker .ui-datepicker-prev span,
.ui-datepicker .ui-datepicker-next span {
    display: none;
}

/* Verbessere die Sichtbarkeit der Pfeile */
.ui-datepicker .ui-datepicker-prev:before,
.ui-datepicker .ui-datepicker-next:before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0.6rem;
    height: 0.6rem;
    border-style: solid;
    border-color: white;
    border-width: 0 0 3px 3px;
    transform: translateY(-50%) rotate(45deg);
}

.ui-datepicker .ui-datepicker-prev:before {
    left: 0.75rem;
}

.ui-datepicker .ui-datepicker-next:before {
    right: 0.75rem;
    transform: translateY(-50%) rotate(225deg);
}

/* Wochentage-Header */
.ui-datepicker th {
    padding: 0.75rem 0.25rem;
    text-align: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: #000;
    border: none;
    background-color: var(--bs-light);
    text-transform: uppercase;
}

/* Kalenderwoche */
.ui-datepicker .ui-datepicker-calendar .ui-datepicker-week-col {
    color: var(--bs-secondary);
    font-weight: 600;
    text-align: center;
    background-color: var(--bs-light);
    border-right: 1px solid var(--bs-border-color);
}

/* Tage-Zellen */
.ui-datepicker td {
    padding: 1px;
    border: none;
}

.ui-datepicker td a,
.ui-datepicker td span {
    display: block;
    padding: 0.6rem 0.4rem;
    text-align: center;
    text-decoration: none;
    border-radius: 0.25rem;
    border: 1px solid transparent;
    background: transparent;
    color: var(--bs-body-color);
    font-weight: 500;
    transition: all 0.2s ease;
}

/* Hover-Effekt für Tage */
.ui-datepicker td a:hover {
    background-color: var(--bs-light);
    color: var(--bs-primary);
    border-color: var(--bs-primary-border-subtle);
}

/* Ausgewählter Tag */
.ui-datepicker td a.ui-state-active {
    background-color: var(--bs-primary);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Heutiger Tag */
.ui-datepicker td a.ui-state-highlight {
    background-color: rgba(13, 110, 253, 0.2);
    color: #0d6efd;
    border: 1px solid rgba(13, 110, 253, 0.5);
    font-weight: 600;
    position: relative;
}

/* Deaktivierte Tage */
.ui-datepicker td.ui-state-disabled {
    opacity: 0.4;
}

/* Buttons unten */
.ui-datepicker .ui-datepicker-buttonpane {
    background-color: #f8f9fa;
    border-top: 1px solid #dee2e6;
    padding: 0.75rem;
    margin: 0;
    border-radius: 0 0 0.5rem 0.5rem;
    display: flex;
    justify-content: space-between;
}

.ui-datepicker .ui-datepicker-buttonpane button {
    background-color: #ffffff;
    border: 1px solid #dee2e6;
    color: #212529;
    border-radius: 0.375rem;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    margin: 0 0.25rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    flex: 1;
}

.ui-datepicker .ui-datepicker-buttonpane button:hover {
    background-color: var(--bs-light);
    border-color: var(--bs-primary);
}

.ui-datepicker .ui-datepicker-buttonpane button.ui-datepicker-current {
    background-color: #0d6efd !important;
    color: white !important;
    border-color: #0d6efd !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    opacity: 1 !important;
}

.ui-datepicker .ui-datepicker-buttonpane button.ui-datepicker-current:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

/* Kalender-Tabelle */
.ui-datepicker table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 2px;
    margin: 0.5rem 0;
}

/* Dark Mode Unterstützung */
[data-bs-theme="dark"] .ui-datepicker {
    background-color: #212529;
    color: #f8f9fa;
    border-color: #495057;
}

[data-bs-theme="dark"] .ui-datepicker th,
[data-bs-theme="dark"] .ui-datepicker .ui-datepicker-calendar .ui-datepicker-week-col {
    background-color: #2c3034;
    color: #adb5bd;
    border-right: 1px solid #495057;
}

[data-bs-theme="dark"] .ui-datepicker td {
    background-color: #2c3034;
}

[data-bs-theme="dark"] .ui-datepicker td a,
[data-bs-theme="dark"] .ui-datepicker td span {
    color: #f8f9fa;
    background-color: #2c3034;
}

[data-bs-theme="dark"] .ui-datepicker td a:hover {
    background-color: #495057;
    color: #f8f9fa;
}

[data-bs-theme="dark"] .ui-datepicker td a.ui-state-highlight {
    background-color: rgba(13, 110, 253, 0.2);
    color: #ffffff;
    border: 1px solid rgba(13, 110, 253, 0.5);
}

[data-bs-theme="dark"] .ui-datepicker td a.ui-state-active {
    background-color: #0d6efd;
    color: #ffffff;
    font-weight: 700;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-bs-theme="dark"] .ui-datepicker .ui-datepicker-buttonpane {
    background-color: #343a40;
    border-color: #495057;
}

[data-bs-theme="dark"] .ui-datepicker .ui-datepicker-buttonpane button {
    background-color: #212529;
    color: #f8f9fa;
    border-color: #495057;
}

[data-bs-theme="dark"] .ui-datepicker .ui-datepicker-buttonpane button.ui-datepicker-current {
    background-color: #0d6efd !important;
    color: white !important;
    border-color: #0d6efd !important;
    opacity: 1 !important;
}

/* Verbesserte Input-Felder mit Kalendersymbol */
.datepicker-group {
    position: relative;
}

.datepicker-group .form-control {
    padding-right: 40px;
}

.datepicker-group .calendar-icon {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--bs-primary);
    cursor: pointer;
    font-size: 1.1rem;
}

/* Responsive Design für kleine Bildschirme */
@media (max-width: 576px) {
    .ui-datepicker {
        width: 100%;
        max-width: 320px;
        font-size: 0.85rem;
    }
    
    .ui-datepicker td a,
    .ui-datepicker td span {
        padding: 0.5rem 0.3rem;
    }
    
    .ui-datepicker .ui-datepicker-buttonpane button {
        padding: 0.4rem 0.75rem;
        font-size: 0.85rem;
    }
}