/* ==============================================================
   ACCORDION COMPONENT
   Standardized premium accordion layout using <details> / <summary>
   ============================================================== */

.accordion-container {
    background: rgba(var(--black-rgb),0.1);
    border-radius: 24px;
    padding: 8px;
    border: 1px solid var(--border);
}

.accordion-item, .settings-accordion {
    border-radius: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition-smooth, all 0.3s ease);
}

.accordion-item:not(:last-child), .settings-accordion:not(:last-child) {
    margin-bottom: 12px;
}

.accordion-item[open], .settings-accordion[open] {
    box-shadow: 0 10px 30px -5px rgba(var(--black-rgb),0.2);
    border-color: rgba(var(--primary-rgb), 0.2);
}

.accordion-header {
    padding: 24px;
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-smooth, all 0.3s ease);
}

.accordion-header::-webkit-details-marker {
    display: none;
}

.accordion-header:hover {
    background: rgba(var(--primary-rgb), 0.02);
}

.accordion-chevron {
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.accordion-item[open] .accordion-chevron, .settings-accordion[open] .accordion-chevron {
    transform: rotate(180deg);
    color: var(--primary);
}

.accordion-content {
    padding: 24px;
    border-top: 1px solid var(--border);
    animation: accordionSlideDown 0.3s ease-out;
}

@keyframes accordionSlideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}