/* Solid Primary Button */
.btn-primary {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: #fff;
}

    .btn-primary:hover,
    .btn-primary:focus,
    .btn-primary:active,
    .btn-primary.focus,
    .btn-primary.active,
    .show > .btn-primary.dropdown-toggle {
        background-color: var(--bs-primary-dark) !important;
        border-color: var(--bs-primary-dark) !important;
        box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.5) !important; /* Adjust the alpha for intensity */
        color: #fff !important;
        outline: none !important;
    }

    .btn-primary:disabled,
    .btn-primary.disabled {
        background-color: var(--bs-primary);
        border-color: var(--bs-primary);
        opacity: 0.65;
    }

/* Outline Primary Button */
.btn-outline-primary {
    color: var(--bs-primary);
    border-color: var(--bs-primary);
    background-color: transparent;
}

    .btn-outline-primary:hover,
    .btn-outline-primary:focus,
    .btn-outline-primary:active,
    .btn-outline-primary.focus,
    .btn-outline-primary.active,
    .show > .btn-outline-primary.dropdown-toggle {
        color: #fff !important;
        background-color: var(--bs-primary) !important;
        border-color: var(--bs-primary) !important;
        box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.5) !important;
        outline: none !important;
    }

    .btn-outline-primary:disabled,
    .btn-outline-primary.disabled {
        color: var(--bs-primary);
        background-color: transparent;
        opacity: 0.65;
    }

/* Shared button styles */
.btn {
    transition: all 0.2s ease-in-out;
    position: relative;
    overflow: hidden;
}

    .btn::after {
        content: '';
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        pointer-events: none;
        background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
        background-repeat: no-repeat;
        background-position: 50%;
        transform: scale(10, 10);
        opacity: 0;
        transition: transform .5s, opacity 1s;
    }

    .btn:active::after {
        transform: scale(0, 0);
        opacity: 0.2;
        transition: 0s;
    }

    /* Remove default focus outlines for consistency */
    .btn:focus {
        outline: none;
        box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.5) !important;
    }

    .btn:focus-visible {
        outline: none;
        box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.5) !important;
    }

/* ---------- Chip Buttons ---------- */
.btn-chip {
    /* pill shape */
    border-radius: 50rem !important; /* fully-rounded */
    padding: .35rem .9rem !important; /* a bit tighter */
    font-size: .875rem; /* 14 px-ish */
    font-weight: 500;
    line-height: 1;
    margin: .25rem; /* gap between chips */
    border-width: 1px;
    transition: all .15s ease-in-out;
}

    /* muted (un-checked) state uses a very light fill instead of pure white */
    .btn-chip.btn-outline-danger,
    .btn-chip.btn-outline-warning,
    .btn-chip.btn-outline-success,
    .btn-chip.btn-outline-info,
    .btn-chip.btn-outline-secondary {
        background-color: rgba(var(--bs-light-rgb), .7); /* #f8f9fa @ Bootstrap 5 */
    }

/* checked (active) state – keep Bootstrap brand colour but kill the outline */
.btn-check:checked + .btn-chip.btn-outline-danger,
.btn-check:checked + .btn-chip.btn-outline-warning,
.btn-check:checked + .btn-chip.btn-outline-success,
.btn-check:checked + .btn-chip.btn-outline-info,
.btn-check:checked + .btn-chip.btn-outline-secondary {
    color: #fff !important;
    background-color: var(--bs-btn-active-bg, currentColor) !important;
    border-color: transparent !important;
}

/* keyboard focus ring still visible */
.btn-chip:focus-visible {
    box-shadow: 0 0 0 .2rem rgba(var(--bs-primary-rgb), .5);
}