/* =============================================
   ERH Accordion Block
   ============================================= */

.erh-accordion {
    width: 100%;
    margin: var(--space-6) 0;
}

/* ===== Accordion Item ===== */
.erh-accordion-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    overflow: hidden;
}

.erh-accordion-item:not(:last-child) {
    margin-bottom: var(--space-4);
}

.erh-accordion-item:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* ===== Header / Trigger ===== */
.erh-accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    width: 100%;
    padding: var(--space-5) var(--space-6);
    margin: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-dark);
    line-height: var(--leading-snug);
}

.erh-accordion-header:focus {
    outline: none;
}

.erh-accordion-header:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

/* Title */
.erh-accordion-title {
    flex: 1;
    min-width: 0;
}

/* Icon */
.erh-accordion-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    stroke: var(--color-primary);
}

.erh-accordion-header.is-active .erh-accordion-icon {
    transform: rotate(180deg);
}

/* ===== Panel ===== */
.erh-accordion-panel {
    display: none;
    padding: var(--space-5) var(--space-6);
    border-top: 1px solid var(--color-border);
    line-height: var(--leading-relaxed);
    color: var(--color-body);
}

.erh-accordion-panel.is-open {
    display: block;
}

/* Content typography */
.erh-accordion-panel p {
    margin: 0 0 var(--space-4);
}

.erh-accordion-panel p:last-child {
    margin-bottom: 0;
}

.erh-accordion-panel a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.erh-accordion-panel a:hover {
    color: var(--color-primary-hover);
}

.erh-accordion-panel ul,
.erh-accordion-panel ol {
    margin: 0 0 var(--space-4);
    padding-left: var(--space-6);
}

.erh-accordion-panel li {
    margin-bottom: var(--space-2);
}

.erh-accordion-panel li:last-child {
    margin-bottom: 0;
}

/* ===== Empty State (Editor Preview) ===== */
.erh-accordion-empty {
    padding: var(--space-8);
    background: var(--color-background);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--color-muted);
}