.calendar {
    display: flex;
    flex-flow: column;
    max-width: 1000px;
    margin: 0 auto;
}
.calendar .header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 20px;
}
.calendar .month-nav {
    display: flex;
    align-items: center;
    gap: 24px;
}
.calendar .month-year {
    font-size: 2.2em;
    font-weight: bold;
    color: rgb(242, 101, 32);
    margin: 0;
    padding: 0;
}
.calendar .nav-btn {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgb(242, 101, 32);
    color: white;
    text-decoration: none;
    font-size: 20px;
    font-weight: bold;
    transition: all 0.2s ease;
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.calendar .nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    background: rgb(222, 91, 22);
}

/* Calendar grid and day styles */
.calendar .days {
    display: flex;
    flex-flow: wrap;
    border-radius: 20px;
    box-shadow: #000 0px 0px 10px;
}
.calendar .days .day_name {
    width: calc(100% / 7);
    border-right: 1px solid #2c7aca;
    padding: 20px;
    text-transform: uppercase;
    font-size: 12px;
    font-weight: bold;
    color: #fff;
    background-color:  rgb(242, 101, 34);
}
.calendar .days .day_name:nth-child(7) {
    border: none;
}
.calendar .days .day_num {
    display: flex;
    flex-flow: column;
    width: calc(100% / 7);
    border-right: 1px solid #e6e9ea;
    border-bottom: 1px solid #e6e9ea;
    padding: 15px;
    font-weight: bold;
    color: #7c878d;
    cursor: pointer;
    min-height: 100px;
}
.calendar .days .day_num span {
    display: inline-flex;
    width: 30px;
    font-size: 14px;
}
.calendar .days .day_num .event {
    margin-top: 10px;
    font-weight: 600;
    font-size: 16px;             
    padding: 8px 10px;         
    border-radius: 6px;
    background-color: #f7c30d;
    color: #FFF;
    word-wrap: break-word;

    display: inline-block;
    max-width: calc(100% - 4px); /* allow small internal padding */
    white-space: normal;
    word-break: break-word;
    line-height: 1.35;           /* improve legibility */
    box-sizing: border-box;

    /* subtle separation so badge stands out against dark cells */
    box-shadow: 0 2px 6px rgba(0,0,0,0.12);
    border: 1px solid rgba(0,0,0,0.06);
}
.calendar .days .day_num .event.green {
    background-color: #51ce57;
}
.calendar .days .day_num .event.blue {
    background-color: #518fce;
}
.calendar .days .day_num .event.red {
    background-color: #ce5151;
    color: #FFF;
}
.calendar .days .day_num:nth-child(7n+1) {
    border-left: 1px solid #e6e9ea;
}
.calendar .days .day_num:hover {
    background-color: #999;
    color: #000;
}
.calendar .days .day_num.ignore {
    background-color: #222;
    color: #bbb;
    cursor: inherit;
}
.calendar .days .day_num.selected {
    color: rgb(242, 101, 32);
    background-color: #333;
    cursor: inherit;
}

/* Event-list date styling: orange date, hyphen spacing handled in PHP */
.calendar .event-list .date {
    color: rgb(242, 101, 32); /* orange date */
    font-weight: 700;
    min-width: 90px;
    margin-right: 12px;
}

/* Event list (hidden on desktop, shown for narrow screens) */
.calendar .event-list {
    display: none;
    margin-top: 12px;
    background: #5e5e5e68;
    color: #FFF;
    border-radius: 10px;
    box-shadow: rgba(0,0,0,0.06) 0 4px 12px;
    padding: 10px;
    max-width: 1000px;
}
.calendar .event-list h3 {
    margin: 0 0 8px 0;
    font-size: 1.05em;
}
.calendar .event-list ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.calendar .event-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 6px;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    font-size: 16px;
}
.calendar .event-list li.no-events {
    padding: 8px 6px;
    color: #666;
}
.calendar .event-list .date {
    font-weight: 700;
    color: #F26522;
    min-width: 90px;
    margin-right: 12px;
}

/* Responsive tweaks for medium screens */
@media (max-width: 900px) {
    .calendar {
        max-width: 720px; /* tighten container */
        padding: 0 8px;
    }

    .calendar .header .month-year {
        font-size: 1.8em;
        padding: 12px 0;
    }

    .calendar .days {
        border-radius: 14px;
        box-shadow: rgba(0,0,0,0.12) 0 0 8px;
    }

    .calendar .days .day_name {
        padding: 12px 10px;
        font-size: 11px;
    }

    .calendar .days .day_num {
        padding: 10px;
        min-height: 80px;
        font-size: 13px;
    }

    .calendar .days .day_num span {
        width: 26px;
        font-size: 13px;
    }

    .calendar .days .day_num .event {
        font-size: 15px;         /* keep slightly large on tablets */
        padding: 7px 9px;
        border-radius: 6px;
        line-height: 1.3;
    }

    /* hide small in-cell badges to avoid cramped text */
    .calendar .days .day_num .event {
        /*display: none !important;*/
    }

    .calendar .event-list {
        display: block;
        font-size: 16px;
    }

    .calendar .event-list li {
        font-size: 16px;
    }

    .calendar .month-nav {
        padding: 0 40px;
    }
}

/* Mobile-specific behavior: narrow screens get a horizontally scrollable grid */
/* Keeps 7-day alignment but allows each day to keep readable width on phones */
@media (max-width: 600px) {
    .calendar {
        max-width: 100%;
        padding: 0 6px;
    }

    /* Turn the days container into a fixed-column grid that can scroll horizontally */
    .calendar .days {
        display: grid;
        grid-template-columns: repeat(7, 140px); /* fixed day column width */
        grid-auto-rows: minmax(80px, auto);
        gap: 6px;
        padding: 6px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: none;
        border-radius: 12px;
    }

    /* Make day header and day cells use the fixed width */
    .calendar .days .day_name,
    .calendar .days .day_num {
        width: 140px;
        border-right: none;
        border-left: none;
        box-sizing: border-box;
        padding: 8px;
    }

    .calendar .days .day_name {
        text-align: left;
        padding-left: 10px;
        font-size: 12px;
    }

    .calendar .days .day_num {
        min-height: 90px;
        padding: 8px;
        font-size: 13px;
    }

    .calendar .days .day_num span {
        width: 28px;
        font-size: 13px;
    }

    .calendar .days .day_num .event {
        display: block;          /* stack events vertically for readability */
        font-size: 15px;         /* larger text for phones */
        padding: 9px 10px;       /* comfortable touch area */
        margin-top: 8px;
        white-space: normal;
        word-break: break-word;
        line-height: 1.4;
        border-radius: 8px;
        max-width: calc(100% - 12px);
    }

    /* slightly increase date number size for context on phones */
    .calendar .days .day_num span {
        font-size: 14px;
        width: 30px;
    }

    /* Reduce hover/selected visual noise on touch devices */
    .calendar .days .day_num:hover {
        background-color: inherit;
        color: inherit;
    }

    .calendar .days .day_num.selected {
        background-color: #222;
        color: rgb(242, 101, 32);
    }
}