/**
 * SDM FAQ Frontend Styles
 * Prispôsobuje sa automaticky aktívnej téme cez CSS custom properties
 */

/* -----------------------------------------------------------------------
   CSS Custom Properties – fallbacky (prepísané z nastavení alebo témy)
   ---------------------------------------------------------------------- */
.sdm-faq-wrapper {
    --sdm-faq-accent:    var(--wp--preset--color--primary, var(--color-primary, #0073aa));
    --sdm-faq-bg:        var(--wp--preset--color--base-2, var(--background-color, #f9f9f9));
    --sdm-faq-text:      var(--wp--preset--color--contrast, var(--foreground-color, #333));
    --sdm-faq-border:    var(--wp--preset--color--base-3, #e0e0e0);
    --sdm-faq-radius:    6px;
    --sdm-faq-padding:   16px;
    --sdm-faq-font-size: 16px;
    --sdm-faq-transition: 0.28s ease;

    margin: 2em 0;
    font-size: var(--sdm-faq-font-size);
    font-family: inherit;
}

/* -----------------------------------------------------------------------
   Nadpis FAQ sekcie
   ---------------------------------------------------------------------- */
.sdm-faq-title {
    font-size: 1.4em;
    margin: 0 0 1em;
    color: var(--sdm-faq-text);
    font-family: inherit;
}

/* -----------------------------------------------------------------------
   Tlačidlo Rozbaliť všetky
   ---------------------------------------------------------------------- */
.sdm-faq-controls {
    margin-bottom: 0.75em;
}

.sdm-faq-expand-all {
    background: none;
    border: 1px solid var(--sdm-faq-accent);
    color: var(--sdm-faq-accent);
    padding: 0.4em 1em;
    border-radius: var(--sdm-faq-radius);
    cursor: pointer;
    font-size: 0.875em;
    transition: background var(--sdm-faq-transition), color var(--sdm-faq-transition);
}

.sdm-faq-expand-all:hover,
.sdm-faq-expand-all:focus-visible {
    background: var(--sdm-faq-accent);
    color: #fff;
    outline: none;
}

/* -----------------------------------------------------------------------
   Zoznam položiek
   ---------------------------------------------------------------------- */
.sdm-faq-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border: 1px solid var(--sdm-faq-border);
    border-radius: var(--sdm-faq-radius);
    overflow: hidden;
}

/* -----------------------------------------------------------------------
   Jedna FAQ položka
   ---------------------------------------------------------------------- */
.sdm-faq-item {
    border-bottom: 1px solid var(--sdm-faq-border);
}

.sdm-faq-item:last-child {
    border-bottom: none;
}

/* -----------------------------------------------------------------------
   Tlačidlo otázky
   ---------------------------------------------------------------------- */
.sdm-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: var(--sdm-faq-bg);
    border: none;
    padding: var(--sdm-faq-padding);
    cursor: pointer;
    text-align: left;
    font-size: 1em;
    font-weight: 600;
    color: var(--sdm-faq-text);
    font-family: inherit;
    gap: 1em;
    transition: background var(--sdm-faq-transition);
}

.sdm-faq-question:hover,
.sdm-faq-question:focus-visible {
    background: color-mix(in srgb, var(--sdm-faq-bg) 85%, var(--sdm-faq-accent) 15%);
    outline: none;
}

.sdm-faq-open .sdm-faq-question {
    background: color-mix(in srgb, var(--sdm-faq-bg) 80%, var(--sdm-faq-accent) 20%);
    color: var(--sdm-faq-accent);
}

.sdm-faq-question-text {
    flex: 1;
    line-height: 1.4;
}

/* -----------------------------------------------------------------------
   Ikony
   ---------------------------------------------------------------------- */
.sdm-faq-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sdm-faq-accent);
    transition: transform var(--sdm-faq-transition);
}

/* Arrow ikona */
.sdm-icon-arrow .sdm-faq-icon::before {
    content: '›';
    font-size: 1.4em;
    line-height: 1;
    display: block;
    transform: rotate(90deg);
    transition: transform var(--sdm-faq-transition);
}

.sdm-icon-arrow .sdm-faq-open .sdm-faq-icon::before {
    transform: rotate(270deg);
}

/* Plus/Minus ikona */
.sdm-icon-plus .sdm-faq-icon::before {
    content: '+';
    font-size: 1.4em;
    line-height: 1;
    font-weight: 300;
    transition: content 0s;
}

.sdm-icon-plus .sdm-faq-open .sdm-faq-icon::before {
    content: '−';
}

/* Chevron ikona */
.sdm-icon-chevron .sdm-faq-icon::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translate(-2px, -2px);
    transition: transform var(--sdm-faq-transition);
}

.sdm-icon-chevron .sdm-faq-open .sdm-faq-icon::before {
    transform: rotate(-135deg) translate(-2px, -2px);
}

/* -----------------------------------------------------------------------
   Odpoveď
   ---------------------------------------------------------------------- */
.sdm-faq-answer {
    overflow: hidden;
}

.sdm-faq-answer[hidden] {
    display: none;
}

/* Slide animácia */
.sdm-animate-slide .sdm-faq-answer:not([hidden]) {
    animation: sdm-slide-in var(--sdm-faq-transition) forwards;
}

@keyframes sdm-slide-in {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 2000px;
    }
}

/* Fade animácia */
.sdm-animate-fade .sdm-faq-answer:not([hidden]) {
    animation: sdm-fade-in var(--sdm-faq-transition) forwards;
}

@keyframes sdm-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.sdm-faq-answer-inner {
    padding: var(--sdm-faq-padding);
    padding-top: 0;
    color: var(--sdm-faq-text);
    line-height: 1.6;
    font-size: 0.95em;
}

.sdm-faq-answer-inner p:first-child { margin-top: 0.5em; }
.sdm-faq-answer-inner p:last-child  { margin-bottom: 0; }

/* -----------------------------------------------------------------------
   Responzívnosť
   ---------------------------------------------------------------------- */
@media (max-width: 600px) {
    .sdm-faq-question {
        padding: calc(var(--sdm-faq-padding) * 0.75);
        font-size: 0.95em;
    }
}

/* -----------------------------------------------------------------------
   High contrast / prefers-reduced-motion
   ---------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .sdm-faq-question,
    .sdm-faq-icon,
    .sdm-faq-icon::before,
    .sdm-faq-expand-all {
        transition: none;
    }

    .sdm-animate-slide .sdm-faq-answer:not([hidden]),
    .sdm-animate-fade  .sdm-faq-answer:not([hidden]) {
        animation: none;
    }
}

/* -----------------------------------------------------------------------
   Podpora pre dark mode
   ---------------------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
    .sdm-faq-wrapper:not([style*="--sdm-faq-bg"]) {
        --sdm-faq-bg:     #1e1e1e;
        --sdm-faq-text:   #e0e0e0;
        --sdm-faq-border: #3a3a3a;
    }
}