/**
 * FAQ (custom/block-faq) — frontend styly (SAMOSTATNÝ versovaný stylesheet, NE @import v additionalStyle.css).
 * Enqueue s filemtime v custom_blocks_enqueue_scripts() kvůli Cloudflare cache (docs/08 §F).
 */

/* ============================================================
   FAQ blok (custom/block-faq) — frontend
   ============================================================ */
.wp-block-custom-faq .faq-block {
    width: 100%;
    max-width: 860px;
    margin: 0 auto;
    text-align: left;
    interpolate-size: allow-keywords;
}

/* --- taby (režim tabs) --- */
.wp-block-custom-faq .faq-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 28px;
    justify-content: center;
    border-bottom: 1px solid #e6e6e6;
    margin-bottom: 6px;
}

.wp-block-custom-faq .faq-tab {
    -webkit-appearance: none;
    appearance: none;
    background: none;
    border: 0;
    border-bottom: 2px solid transparent;
    padding: 12px 2px;
    margin: 0;
    font-family: inherit;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: #6b6b6b;
    cursor: pointer;
    transition: color .15s, border-color .15s;
}

.wp-block-custom-faq .faq-tab:hover {
    color: #191919;
}

.wp-block-custom-faq .faq-tab.is-active {
    color: #d91920;
    border-bottom-color: #d91920;
}

.wp-block-custom-faq .faq-hidden {
    display: none;
}

/* --- nadpis kategorie (režim stack) --- */
.wp-block-custom-faq .faq-cat-title {
    margin: 30px 0 2px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #d91920;
}

.wp-block-custom-faq .faq-category:first-child .faq-cat-title {
    margin-top: 0;
}

/* --- položka (accordion) --- */
.wp-block-custom-faq .faq-item {
    border-bottom: 1px solid #e6e6e6;
}

.wp-block-custom-faq .faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 0;
    cursor: pointer;
    list-style: none;
    font-size: 17px;
    font-weight: 600;
    line-height: 1.35;
    color: #191919;
    transition: color .15s;
}

.wp-block-custom-faq .faq-q::-webkit-details-marker {
    display: none;
}

.wp-block-custom-faq .faq-q:hover {
    color: #d91920;
}

.wp-block-custom-faq .faq-item[open] > .faq-q {
    color: #d91920;
}

.wp-block-custom-faq .faq-chev {
    flex: none;
    display: inline-flex;
    align-items: center;
    color: #b0b0b0;
    transition: transform .3s ease, color .3s ease;
}

.wp-block-custom-faq .faq-chev svg {
    width: 20px;
    height: 20px;
}

.wp-block-custom-faq .faq-item[open] > .faq-q .faq-chev {
    transform: rotate(180deg);
    color: #d91920;
}

/* --- odpověď --- */
.wp-block-custom-faq .faq-a-inner {
    padding: 2px 0 22px;
    max-width: 92%;
    font-size: 16px;
    line-height: 1.7;
    color: #4a4a4a;
}

.wp-block-custom-faq .faq-a-inner p {
    margin: 0 0 10px;
}

.wp-block-custom-faq .faq-a-inner p:last-child {
    margin-bottom: 0;
}

.wp-block-custom-faq .faq-a-inner a {
    color: #d91920;
    text-decoration: underline;
}

/* plynulé rozbalení — moderní prohlížeče; fallback = okamžité otevření */
.wp-block-custom-faq .faq-item::details-content {
    block-size: 0;
    overflow: hidden;
    content-visibility: hidden;
    transition: block-size .3s ease, content-visibility .3s allow-discrete;
}

.wp-block-custom-faq .faq-item[open]::details-content {
    block-size: auto;
    content-visibility: visible;
}

@media screen and (max-width: 767px) {
    .wp-block-custom-faq .faq-q {
        font-size: 16px;
    }

    .wp-block-custom-faq .faq-a-inner {
        max-width: 100%;
    }

    .wp-block-custom-faq .faq-tabs {
        justify-content: flex-start;
        gap: 4px 18px;
    }
}