/*
 * TrustESD - FAQ Accordion
 * Collapsible FAQ items with animation
 */

.faq-item {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.faq-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.faq-item[open] {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 1.25rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    list-style: none;
    user-select: none;
    transition: background 0.2s ease, color 0.2s ease;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '';
    width: 10px;
    height: 10px;
    border-right: 2.5px solid var(--color-primary);
    border-bottom: 2.5px solid var(--color-primary);
    transform: rotate(-45deg);
    transition: transform 0.25s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    background: var(--color-bg-alt);
    color: var(--color-primary);
}

.faq-item[open] summary {
    background: var(--color-bg-alt);
    color: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
}

.faq-item p {
    padding: 1.1rem 1.25rem;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    animation: faqFadeIn 0.25s ease;
}

@keyframes faqFadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

html[data-dark="true"] .faq-item {
    background: var(--color-bg-card);
    border-color: var(--color-border);
}

html[data-dark="true"] .faq-item:hover,
html[data-dark="true"] .faq-item[open] {
    border-color: var(--color-accent);
}

html[data-dark="true"] .faq-item summary::after {
    border-color: var(--color-accent);
}

html[data-dark="true"] .faq-item[open] summary {
    background: rgba(255,255,255,0.03);
    border-color: var(--color-border);
}

html[data-dark="true"] .faq-item summary:hover {
    background: rgba(255,255,255,0.03);
}