.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.calendar-month-label {
    margin: 0;
}

.calendar-nav {
    background-color: #6a8880;
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 14px;
}

.calendar-nav:hover {
    background-color: #576e68;
    text-decoration: none;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar-day-name {
    text-align: center;
    padding: 8px 0;
    color: #28302a;
    font-weight: bold;
}

.calendar-day {
    min-height: 90px;
    background-color: #f5f5f5;
    border-radius: 4px;
    padding: 6px;
}

.calendar-day-empty {
    background-color: transparent;
}

.calendar-day-today {
    background-color: #eef3f1;
    box-shadow: inset 0 0 0 2px #6a8880;
}

.calendar-day-number {
    font-weight: bold;
    color: #969696;
    margin-bottom: 4px;
}

.calendar-day-today .calendar-day-number {
    color: #28302a;
}

.calendar-todo-item {
    display: block;
    font-size: 12px;
    background-color: #fff;
    color: #676767;
    border-radius: 3px;
    padding: 3px 5px;
    margin-bottom: 3px;
}

.calendar-todo-item:hover {
    background-color: #e2f2ef;
    text-decoration: none;
}

.calendar-todo-date {
    font-weight: bold;
    margin-right: 4px;
}

@media screen and (max-width: 700px) {
    .calendar-day-name {
        font-size: 12px;
    }

    .calendar-day {
        min-height: 60px;
        padding: 3px;
    }

    .calendar-todo-item {
        font-size: 10px;
    }
}