/* ============================================================
   Onesown Blazor Components – Accordion
   Abhängigkeit: main.css
   Animation: grid-template-rows 0fr → 1fr (kein JS nötig)
   Selektoren für den Zustand eines Items nutzen den Kind-Kombinator (>),
   damit verschachtelte Accordions nicht vom äußeren Item mitgeöffnet werden.
   ============================================================ */

/* ── Container ── */
.oo-accordion {
    display: flex;
    flex-direction: column;
    min-width: 0;
    border: var(--oo-border-width) solid var(--oo-color-border);
    border-radius: var(--oo-radius-md);
    overflow: hidden;
    font-family: var(--oo-font-family);
    font-size: var(--oo-font-size-md);
    color: var(--oo-color-text);
}

/* ── Größen (Size) ── */
.oo-accordion.oo-size-xxxs, .oo-accordion-item.oo-size-xxxs { font-size: var(--oo-font-size-xxxs); }
.oo-accordion.oo-size-xxs, .oo-accordion-item.oo-size-xxs { font-size: var(--oo-font-size-xxs); }
.oo-accordion.oo-size-xs, .oo-accordion-item.oo-size-xs { font-size: var(--oo-font-size-xs); }
.oo-accordion.oo-size-sm, .oo-accordion-item.oo-size-sm { font-size: var(--oo-font-size-sm); }
.oo-accordion.oo-size-md, .oo-accordion-item.oo-size-md { font-size: var(--oo-font-size-md); }
.oo-accordion.oo-size-lg, .oo-accordion-item.oo-size-lg { font-size: var(--oo-font-size-lg); }
.oo-accordion.oo-size-xl, .oo-accordion-item.oo-size-xl { font-size: var(--oo-font-size-xl); }

/* ── Item ── */
.oo-accordion-item {
    min-width: 0;
    border-bottom: var(--oo-border-width) solid var(--oo-color-border);
}

.oo-accordion-item:last-child {
    border-bottom: none;
}

.oo-accordion-item--disabled {
    opacity: 0.5;
}

/* ── Header-Button ── */
.oo-accordion-item__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin: 0;
    padding: var(--oo-space-3) var(--oo-space-4);
    background-color: var(--oo-color-surface);
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    color: var(--oo-color-text);
    text-align: left;
    transition: background-color var(--oo-transition), color var(--oo-transition);
    gap: var(--oo-space-2);
}

.oo-accordion-item__header:hover:not(:disabled) {
    background-color: color-mix(in srgb, var(--oo-primary) 4%, var(--oo-color-background));
}

.oo-accordion-item__header:focus-visible {
    outline: 2px solid var(--oo-primary);
    outline-offset: -2px;
}

.oo-accordion-item__header--disabled {
    cursor: not-allowed;
}

.oo-accordion-item__header--expanded,
.oo-accordion-item__header--expanded:hover:not(:disabled) {
    color: var(--oo-primary);
    font-weight: 600;
    background-color: color-mix(in srgb, var(--oo-primary) 8%, var(--oo-color-background));
    border-left: 3px solid var(--oo-primary);
    padding-left: calc(var(--oo-space-4) - 3px);
}

/* ── Header-Inhalt (Icon + Titel bzw. HeaderTemplate) ── */
.oo-accordion-item__header-content {
    display: flex;
    align-items: center;
    gap: var(--oo-space-2);
    flex: 1;
    min-width: 0;
}

/* Lange Titel umbrechen statt abschneiden – auf schmalen Bildschirmen bleibt der volle Text lesbar */
.oo-accordion-item__title {
    flex: 1;
    min-width: 0;
    overflow-wrap: anywhere;
}

.oo-accordion-item__icon {
    font-size: 1.2em;
    color: inherit;
    flex-shrink: 0;
}

/* ── Chevron-Animation ── */
.oo-accordion-item__chevron {
    font-size: 1.4em;
    color: var(--oo-color-text-subtle);
    flex-shrink: 0;
    transition: transform var(--oo-transition);
    user-select: none;
}

.oo-accordion-item__header--expanded > .oo-accordion-item__chevron {
    transform: rotate(180deg);
    color: var(--oo-primary);
}

/* ── Body-Animation via grid-template-rows ── */
.oo-accordion-item__body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--oo-transition-slow);
    background-color: var(--oo-color-background);
}

.oo-accordion-item--expanded > .oo-accordion-item__body {
    grid-template-rows: 1fr;
    border-left: 3px solid color-mix(in srgb, var(--oo-primary) 30%, transparent);
}

.oo-accordion-item__body-inner {
    min-width: 0;
    overflow: hidden;
    padding: 0;
    transition: padding var(--oo-transition-slow);
}

.oo-accordion-item--expanded > .oo-accordion-item__body > .oo-accordion-item__body-inner {
    padding: var(--oo-space-4);
}

/* ── Schmale Bildschirme: weniger Innenabstand ── */
@media (max-width: 480px) {
    .oo-accordion-item__header {
        padding: var(--oo-space-3);
    }

    .oo-accordion-item__header--expanded,
    .oo-accordion-item__header--expanded:hover:not(:disabled) {
        padding-left: calc(var(--oo-space-3) - 3px);
    }

    .oo-accordion-item--expanded > .oo-accordion-item__body > .oo-accordion-item__body-inner {
        padding: var(--oo-space-3);
    }
}

@media (prefers-reduced-motion: reduce) {
    .oo-accordion-item__header,
    .oo-accordion-item__chevron,
    .oo-accordion-item__body,
    .oo-accordion-item__body-inner {
        transition: none;
    }
}