/* Custom Accordion CSS - Extracted from Bootstrap for accordion functionality only */

/* Accordion Base */
.accordion {
    --bs-accordion-color: #212529;
    --bs-accordion-bg: #fff;
    --bs-accordion-transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out, border-radius 0.15s ease;
    --bs-accordion-border-color: rgba(0, 0, 0, 0.125);
    --bs-accordion-border-radius: 0.375rem;
    --bs-accordion-inner-border-radius: calc(0.375rem - 1px);
    --bs-accordion-btn-padding-x: 1.25rem;
    --bs-accordion-btn-padding-y: 1rem;
    --bs-accordion-btn-color: #212529;
    --bs-accordion-btn-bg: transparent;
    --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23212529'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    --bs-accordion-btn-icon-width: 1.25rem;
    --bs-accordion-btn-icon-transform: rotate(-180deg);
    --bs-accordion-btn-icon-transition: transform 0.2s ease-in-out;
    --bs-accordion-btn-active-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230c63e4'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    --bs-accordion-btn-focus-border-color: #86b7fe;
    --bs-accordion-btn-focus-box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    --bs-accordion-body-padding-x: 1.25rem;
    --bs-accordion-body-padding-y: 1rem;
    --bs-accordion-active-color: #0a58ca;
    --bs-accordion-active-bg: #e7f1ff;
}

.accordion-button {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--bs-accordion-btn-padding-y) var(--bs-accordion-btn-padding-x);
    font-size: 1rem;
    color: var(--bs-accordion-btn-color);
    text-align: left;
    background-color: var(--bs-accordion-btn-bg);
    border: 0;
    border-radius: 0;
    overflow-anchor: none;
    transition: var(--bs-accordion-transition);
    cursor: pointer;
}

.accordion-button:not(.collapsed) {
    color: var(--bs-accordion-active-color);
    background-color: var(--bs-accordion-active-bg);
    box-shadow: inset 0 calc(-1 * 1px) 0 var(--bs-accordion-border-color);
}

.accordion-button:not(.collapsed)::after {
    background-image: var(--bs-accordion-btn-active-icon);
    transform: var(--bs-accordion-btn-icon-transform);
}

.accordion-button::after {
    flex-shrink: 0;
    width: var(--bs-accordion-btn-icon-width);
    height: var(--bs-accordion-btn-icon-width);
    margin-left: auto;
    content: "";
    background-image: var(--bs-accordion-btn-icon);
    background-repeat: no-repeat;
    background-size: var(--bs-accordion-btn-icon-width);
    transition: var(--bs-accordion-btn-icon-transition);
}

.accordion-button:hover {
    z-index: 2;
}

.accordion-button:focus {
    z-index: 3;
    border-color: var(--bs-accordion-btn-focus-border-color);
    outline: 0;
    box-shadow: var(--bs-accordion-btn-focus-box-shadow);
}

.accordion-header {
    margin-bottom: 0;
}

.accordion-item {
    color: var(--bs-accordion-color);
    background-color: var(--bs-accordion-bg);
    border: 1px solid var(--bs-accordion-border-color);
}

.accordion-item:first-of-type {
    border-top-left-radius: var(--bs-accordion-border-radius);
    border-top-right-radius: var(--bs-accordion-border-radius);
}

.accordion-item:first-of-type .accordion-button {
    border-top-left-radius: var(--bs-accordion-inner-border-radius);
    border-top-right-radius: var(--bs-accordion-inner-border-radius);
}

.accordion-item:last-of-type {
    border-bottom-right-radius: var(--bs-accordion-border-radius);
    border-bottom-left-radius: var(--bs-accordion-border-radius);
}

.accordion-item:last-of-type .accordion-button.collapsed {
    border-bottom-right-radius: var(--bs-accordion-inner-border-radius);
    border-bottom-left-radius: var(--bs-accordion-inner-border-radius);
}

.accordion-item:last-of-type .accordion-collapse {
    border-bottom-right-radius: var(--bs-accordion-border-radius);
    border-bottom-left-radius: var(--bs-accordion-border-radius);
}

.accordion-body {
    padding: var(--bs-accordion-body-padding-y) var(--bs-accordion-body-padding-x);
}

.accordion-collapse {
    transition: height 0.35s ease;
}

/* Collapse functionality */
.collapse {
    display: none;
}

.collapse.show {
    display: block;
}

.collapsing {
    position: relative;
    height: 0;
    overflow: hidden;
    transition: height 0.35s ease;
}

/* Utility classes */
/* .collapsed class is used to indicate collapsed state - styling handled by .accordion-button:not(.collapsed) */