.sponsor-container {
    position: relative;
    display: inline-block;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5); /* Semi-transparent black */
    color: white;
    display: none; /* Initially hidden */
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: all 0.5s; /* Smooth transition for better UX */
}

.img-fluid {
    width: 100%; /* Responsive image */
    height: auto;
}

.delete-btn {
    display: block;
    margin-top: 10px; /* Space above the button */
    text-align: center;
    cursor: pointer;
    color: white;
    padding: 10px;
}

/* ── Bootstrap Datepicker styling ─────────────────────────────────── */
.datepicker {
    font-size: 0.9rem;
    padding: 8px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    border: 1px solid #dee2e6;
}

.datepicker table {
    width: 100%;
}

.datepicker table tr td,
.datepicker table tr th {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    text-align: center;
    vertical-align: middle;
    padding: 4px;
}

/* Header row (Su Mo Tu We Th Fr Sa) */
.datepicker table tr th {
    font-weight: 600;
    color: #6c757d;
    font-size: 0.78rem;
    letter-spacing: 0.03em;
}

/* Navigation arrows and month/year title */
.datepicker .datepicker-switch,
.datepicker .prev,
.datepicker .next {
    font-weight: 600;
    color: #0095DA;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 6px;
    transition: background 0.15s;
}

.datepicker .datepicker-switch:hover,
.datepicker .prev:hover,
.datepicker .next:hover {
    background-color: #e8f4fb;
    color: #006fa3;
}

/* Normal day cells */
.datepicker table tr td.day {
    color: #343a40;
    transition: background 0.15s, color 0.15s;
}

.datepicker table tr td.day:hover {
    background-color: #e8f4fb;
    color: #0095DA;
    cursor: pointer;
}

/* Selected / active day */
.datepicker table tr td.active,
.datepicker table tr td.active:hover,
.datepicker table tr td.active.highlighted {
    background-color: #0095DA !important;
    color: #fff !important;
    border-radius: 6px;
    font-weight: 600;
}

/* Today highlight */
.datepicker table tr td.today,
.datepicker table tr td.today:hover {
    background-color: #e8f4fb;
    color: #0095DA;
    font-weight: 600;
}

/* Greyed-out days from prev/next month */
.datepicker table tr td.old,
.datepicker table tr td.new {
    color: #ced4da;
}

/* Month/year picker grids */
.datepicker table tr td span {
    border-radius: 6px;
    padding: 6px 4px;
    display: inline-block;
    width: 48px;
    transition: background 0.15s;
}

.datepicker table tr td span:hover {
    background-color: #e8f4fb;
    color: #0095DA;
    cursor: pointer;
}

.datepicker table tr td span.active,
.datepicker table tr td span.active:hover {
    background-color: #0095DA !important;
    color: #fff !important;
    font-weight: 600;
}