/**
 * RecrasCalendar & RecrasTimepicker Styles
 *
 * Uses CSS custom properties for easy theming.
 * Integrates with existing availability calendar class names.
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */

.rc-calendar,
.rc-popup,
.rc-buttonpane,
.rc-timepicker-dropdown {
    --rc-bg: #fff;
    --rc-text: #333;
    --rc-text-muted: #999;
    --rc-border: #ddd;
    --rc-hover: #f5f5f5;
    --rc-selected: #337ab7;
    --rc-selected-text: #fff;
    --rc-today-bg: #e8f4fc;
    --rc-today-border: #337ab7;
    --rc-disabled: #ccc;
    --rc-weeknum: #999;
    --rc-button-bg: #f6f6f6;
    --rc-button-border: #c5c5c5;
    --rc-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    --rc-radius: 4px;
    --rc-day-size: 28px;
    --rc-font-size: 14px;
}

/* ==========================================================================
   Calendar Base
   ========================================================================== */

.rc-calendar {
    font-family: inherit;
    font-size: var(--rc-font-size);
    background: var(--rc-bg);
    color: var(--rc-text);
    border-radius: var(--rc-radius);
    padding: 8px;
    user-select: none;
}

.rc-popup {
    position: absolute;
    /* Bootstrap's dropdown layer: above the page, below .navbar-fixed-top (1030) */
    z-index: 1000;
    width: fit-content;
    background: var(--rc-bg);
    border: 1px solid var(--rc-border);
    border-radius: var(--rc-radius);
    box-shadow: var(--rc-shadow);
}

.rc-calendar--inline {
    border: 1px solid var(--rc-border);
}

/* ==========================================================================
   Header (Navigation)
   ========================================================================== */

.rc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    padding: 0 4px;
}

.rc-title {
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.rc-month-select {
    font-size: var(--rc-font-size);
    font-weight: 600;
    border: 1px solid var(--rc-border);
    border-radius: var(--rc-radius);
    padding: 2px 4px;
    background: var(--rc-bg);
    color: var(--rc-text);
    cursor: pointer;
}

.rc-year-select {
    font-size: var(--rc-font-size);
    font-weight: 600;
    border: 1px solid var(--rc-border);
    border-radius: var(--rc-radius);
    padding: 2px 4px;
    background: var(--rc-bg);
    color: var(--rc-text);
    cursor: pointer;
}

.rc-nav {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    font-size: 18px;
    line-height: 1;
    color: var(--rc-text);
    border-radius: var(--rc-radius);
    transition: background-color 0.15s ease;
}

.rc-nav:hover {
    background: var(--rc-hover);
}

.rc-nav:focus {
    outline: 2px solid var(--rc-selected);
    outline-offset: -2px;
}

.rc-nav--hidden {
    visibility: hidden;
}

/* ==========================================================================
   Month Grid
   ========================================================================== */

.rc-months {
    display: flex;
    gap: 16px;
}

.rc-month {
    flex: 1;
    min-width: 0;
}

/* ==========================================================================
   Weekday Headers
   ========================================================================== */

.rc-weekdays {
    display: flex;
    margin-bottom: 4px;
}

.rc-weekday {
    width: var(--rc-day-size);
    text-align: center;
    font-size: 0.85em;
    font-weight: 600;
    color: var(--rc-text-muted);
}

.rc-weekday--weeknum {
    width: 26px;
}

/* ==========================================================================
   Week Rows
   ========================================================================== */

.rc-week {
    display: flex;
}

.rc-weeknum {
    width: 26px;
    font-size: 0.8em;
    color: var(--rc-weeknum);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   Day Cells
   ========================================================================== */

.rc-day {
    width: var(--rc-day-size);
    height: var(--rc-day-size);
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 50%;
    font-size: inherit;
    color: inherit;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        background-color 0.15s ease,
        color 0.15s ease;
}

.rc-day:hover:not(:disabled):not(.rc-day--empty) {
    background: var(--rc-hover);
}

.rc-day:focus {
    outline: 2px solid var(--rc-selected);
    outline-offset: -2px;
}

.rc-day.rc-selected {
    background: var(--rc-selected);
    color: var(--rc-selected-text);
}

.rc-day.rc-today {
    background: var(--rc-today-bg);
    border: 1px solid var(--rc-today-border);
}

.rc-day.rc-today.rc-selected {
    background: var(--rc-selected);
    border-color: var(--rc-selected);
}

.rc-day--empty {
    background: none;
    cursor: default;
}

/* ==========================================================================
   Availability Calendar Classes (for staff scheduling)
   These integrate with existing classes from StaffAvailabilityService
   ========================================================================== */

.rc-day.beschikbaarheidskalender-onbekend {
    background: #fff;
    color: #444;
}

.rc-day.beschikbaarheidskalender-beschikbaar-heledag {
    background: var(--color-available);
    color: #fff;
}

.rc-day.beschikbaarheidskalender-beschikbaar-deels {
    background-image: var(--gradient-partially-available);
    color: #444;
}

.rc-day.beschikbaarheidskalender-onbeschikbaar-heledag {
    background: var(--color-unavailable);
    color: #444;
}

.rc-day.beschikbaarheidskalender-onbeschikbaar-deels {
    background-image: var(--gradient-partially-unavailable);
    color: #444;
}

.rc-day.beschikbaarheidskalender-meervoudig {
    background-image: var(--gradient-multiple-availabilities);
    color: #444;
}

.rc-day.beschikbaarheidskalender-shift-asked {
    background: #337ab7;
    color: #fff;
}

.rc-day.beschikbaarheidskalender-shift-confirmed {
    background: var(--color-shift-confirmed);
    color: #fff;
}

.rc-day.beschikbaarheidskalender-shift-declined {
    background: var(--color-shift-declined);
    color: #fff;
}

/* After the availability classes: a day that cannot be picked shows that it cannot be picked,
   whatever colour its availability gave it */
.rc-day:disabled,
.rc-day.rc-disabled {
    color: var(--rc-disabled);
    cursor: not-allowed;
    background: none;
}

/* Hover states for availability calendar */
.rc-day.beschikbaarheidskalender-beschikbaar-heledag:hover:not(:disabled),
.rc-day.beschikbaarheidskalender-shift-asked:hover:not(:disabled),
.rc-day.beschikbaarheidskalender-shift-confirmed:hover:not(:disabled),
.rc-day.beschikbaarheidskalender-shift-declined:hover:not(:disabled) {
    opacity: 0.8;
}

/* ==========================================================================
   Inline Calendar Container
   ========================================================================== */

.rc-inline-container {
    display: inline-block;
}

/* The months keep their own width and share the room the calendar was given */
.rc-calendar--inline .rc-months {
    justify-content: space-around;
}

.rc-calendar--inline .rc-month {
    flex: 0 0 auto;
}

.rc-inline-container .rc-calendar {
    width: 100%;
}

/* ==========================================================================
   Datepicker Button Pane
   ========================================================================== */

.rc-buttonpane {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 0 8px 8px;
}

.rc-button {
    font-size: 0.9em;
    padding: 3px 10px;
    border: 1px solid var(--rc-button-border);
    border-radius: var(--rc-radius);
    background: var(--rc-button-bg);
    color: var(--rc-text);
    cursor: pointer;
}

.rc-button:hover {
    background: var(--rc-hover);
}

.rc-button:focus {
    outline: 2px solid var(--rc-selected);
    outline-offset: 1px;
}

/* ==========================================================================
   Timepicker Dropdown
   ========================================================================== */

.rc-timepicker-dropdown {
    position: absolute;
    /* Bootstrap's dropdown layer: above the page, below .navbar-fixed-top (1030) */
    z-index: 1000;
    background: var(--rc-bg);
    border: 1px solid var(--rc-border);
    border-radius: var(--rc-radius);
    box-shadow: var(--rc-shadow);
    max-height: 200px;
    overflow-y: auto;
}

.rc-timepicker-list {
    list-style: none;
    margin: 0;
    padding: 4px 0;
}

.rc-timepicker-item {
    padding: 6px 12px;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.rc-timepicker-item:hover {
    background: var(--rc-hover);
}

.rc-timepicker-item--selected {
    background: var(--rc-selected);
    color: var(--rc-selected-text);
}

.rc-timepicker-item--selected:hover {
    background: var(--rc-selected);
}

/* Custom class for "niet op programma" option */
.rc-timepicker-item.niet-op-programma {
    font-style: italic;
    border-bottom: 1px solid var(--rc-border);
    margin-bottom: 4px;
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */

@media (max-width: 480px) {
    .rc-months {
        flex-direction: column;
    }

    .rc-calendar {
        --rc-day-size: 36px;
        --rc-font-size: 16px;
    }
}

/* Multi-month calendar responsive */
.rc-calendar:has(.rc-month + .rc-month) {
    min-width: fit-content;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .rc-popup,
    .rc-timepicker-dropdown {
        display: none !important;
    }
}