.food-calendar {
        width: 100%;
        max-width: 800px;
        margin: 0 auto;
        font-family: Arial, sans-serif;
        color: #000000;
        background: #ffffff;
    }
    .food-calendar-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
    }
    .food-calendar-title {
        font-size: 24px;
        font-weight: bold;
        text-align: center;
    }
    .food-calendar-prev,
    .food-calendar-next {
        background: none;
        border: 1px solid #dddddd;
        padding: 8px 15px;
        cursor: pointer;
        color: #000000;
        transition: all 0.3s;
        border-radius: 3px;
    }
    .food-calendar-prev:hover,
    .food-calendar-next:hover {
        background-color: #0286bc;
        color: #ffffff;
        border-color: #0286bc;
    }
    .food-calendar-grid {
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        gap: 5px;
    }
    .food-calendar-day-header {
        text-align: center;
        font-weight: bold;
        padding: 10px;
        background-color: #f0f0f0;
        color: #000000;
    }
    .food-calendar-day-cell {
        border: 1px solid #dddddd;
        min-height: 80px;
        padding: 5px;
        position: relative;
        background: #ffffff;
        transition: all 0.2s;
    }
    .food-calendar-day-cell a {
        display: block;
        width: 100%;
        height: 100%;
        text-decoration: none;
        color: #000000;
    }
    .food-calendar-day-number {
        font-weight: bold;
        margin-bottom: 5px;
        text-align: right;
    }
    .food-calendar-other-month {
        background-color: #f9f9f9;
        color: #aaaaaa;
    }
    .food-calendar-today {
        background-color: #e6f7ff;
        border-color: #0286bc;
        color: #000000;
    }
    .food-calendar-has-menu {
        background-color: #e1f5fe;
        color: #000000;
    }
    .food-calendar-day-cell:hover {
        background-color: #f0f0f0;
        color: #000000;
        transform: translateY(-2px);
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }
    .food-calendar-has-menu:hover {
        background-color: #0286bc;
        color: #fff;
    }
    .food-calendar-menu-link {
        font-size: 12px;
        color: #0286bc;
        margin-top: 5px;
        text-align: center;
    }
    .food-calendar-loading,
    .food-calendar-error {
        text-align: center;
        padding: 20px;
        font-size: 18px;
        background: #f5f5f5;
        border-radius: 3px;
        margin: 10px 0;
    }