/* Calendar App Styles */
.calendar-app {
    display: flex;
    height: 100%;
    background-color: var(--bg-color);
    /* Light gray background like Windows 11 */
    color: var(--text-color);
    font-family: 'Segoe UI Variable', 'Segoe UI', sans-serif;
    user-select: none;
    overflow: hidden;
}

/* Sidebar */
.calendar-sidebar {
    width: 320px;
    background-color: var(--bg-color);
    display: flex;
    flex-direction: column;
    padding: 24px;
    border-right: 1px solid var(--border-color);
}

.calendar-sidebar-header {
    margin-bottom: 30px;
}

.calendar-current-date-large {
    font-size: 2.8rem;
    font-weight: 300;
    /* Light weight for large text */
    line-height: 1.1;
    margin-bottom: 4px;
    color: var(--text-color);
}

.calendar-current-month-large {
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.7;
    font-weight: 400;
}

.calendar-sidebar-content {
    flex: 1;
    overflow-y: auto;
}

/* Main Calendar Area */
.calendar-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 10px 20px;
    background-color: var(--window-bg);
    /* White background for the grid */
    border-top-left-radius: 8px;
    /* Subtle rounding if desired */
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 20px 10px 20px;
    margin-bottom: 10px;
}

.calendar-month-year {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-color);
}

.calendar-nav {
    display: flex;
    gap: 4px;
    align-items: center;
}

.calendar-nav-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    width: 32px;
    height: 32px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.1s;
}

.calendar-nav-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.calendar-nav-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.calendar-body {
    flex: 1;
    padding: 0 20px 20px 20px;
    display: flex;
    flex-direction: column;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    margin-bottom: 10px;
}

.calendar-weekday {
    font-size: 0.85rem;
    color: var(--text-color);
    font-weight: 600;
    padding: 8px 0;
}

.calendar-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-auto-rows: 1fr;
    gap: 2px;
    flex: 1;
}

.calendar-day {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    /* Center content */
    font-size: 0.95rem;
    cursor: pointer;
    border-radius: 50%;
    /* Circle for selection */
    width: 40px;
    /* Fixed size for circles */
    height: 40px;
    margin: auto;
    /* Center in grid cell */
    transition: background-color 0.1s, border-color 0.1s;
    border: 2px solid transparent;
    position: relative;
    color: var(--text-color);
}

.calendar-day:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.calendar-day.other-month {
    color: var(--text-color);
    opacity: 0.5;
}

.calendar-day.today {
    background-color: var(--accent-color);
    /* Windows 11 Blue */
    color: white;
    font-weight: 600;
}

.calendar-day.today:hover {
    background-color: var(--accent-color);
}

.calendar-day.selected {
    border: 2px solid var(--accent-color);
    /* Ring for selected */
    background-color: transparent;
}

.calendar-day.today.selected {
    background-color: var(--accent-color);
    border: 2px solid #ffffff;
    /* White ring inside blue circle if needed, or just keep blue */
    box-shadow: 0 0 0 2px var(--accent-color);
    /* Outer ring */
}

.calendar-footer {
    padding: 15px 30px;
    display: flex;
    justify-content: flex-end;
}

.calendar-footer-btn {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--border-color);
    padding: 6px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.1s;
    background-color: var(--window-bg);
}

.calendar-footer-btn:hover {
    background-color: var(--hover-bg);
    border-color: var(--border-color);
}