/**
 * Symbion FAQ Frontend Styles
 * 
 * Styles for all FAQ display presets
 * Used by [symbion_faq] shortcode and Gutenberg block
 */

/* ==========================================================================
   CSS Custom Properties (Theme-able)
   ========================================================================== */
.symbion-faq {
    --faq-font-family: inherit;
    --faq-font-size: 16px;
    --faq-line-height: 1.6;
    --faq-color: #333;
    --faq-bg: #fff;
    --faq-border-color: #e0e0e0;
    --faq-border-radius: 8px;
    --faq-question-color: #1a1a1a;
    --faq-question-font-size: 1.1em;
    --faq-question-font-weight: 600;
    --faq-answer-color: #555;
    --faq-accent-color: #0073aa;
    --faq-hover-bg: #f8f9fa;
    --faq-spacing: 1rem;
    --faq-card-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* ==========================================================================
   Base Styles (All Presets)
   ========================================================================== */
.symbion-faq {
    font-family: var(--faq-font-family);
    font-size: var(--faq-font-size);
    line-height: var(--faq-line-height);
    color: var(--faq-color);
    margin: 2rem 0;
}

.symbion-faq * {
    box-sizing: border-box;
}

.symbion-faq__item {
    margin-bottom: var(--faq-spacing);
}

.symbion-faq__item:last-child {
    margin-bottom: 0;
}

.symbion-faq__question {
    color: var(--faq-question-color);
    font-size: var(--faq-question-font-size);
    font-weight: var(--faq-question-font-weight);
    margin: 0;
}

.symbion-faq__answer {
    color: var(--faq-answer-color);
}

.symbion-faq__answer p:first-child {
    margin-top: 0;
}

.symbion-faq__answer p:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   Accordion Style (Default)
   ========================================================================== */
.symbion-faq--accordion .symbion-faq__details {
    background: var(--faq-bg);
    border: 1px solid var(--faq-border-color);
    border-radius: var(--faq-border-radius);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.symbion-faq--accordion .symbion-faq__details:hover {
    box-shadow: var(--faq-card-shadow);
}

.symbion-faq--accordion .symbion-faq__question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.2s ease;
}

.symbion-faq--accordion .symbion-faq__question:hover {
    background: var(--faq-hover-bg);
}

.symbion-faq--accordion .symbion-faq__question::-webkit-details-marker {
    display: none;
}

.symbion-faq--accordion .symbion-faq__icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    margin-left: 1rem;
    position: relative;
}

.symbion-faq--accordion .symbion-faq__icon::before,
.symbion-faq--accordion .symbion-faq__icon::after {
    content: '';
    position: absolute;
    background: var(--faq-accent-color);
    transition: transform 0.3s ease;
}

.symbion-faq--accordion .symbion-faq__icon::before {
    width: 14px;
    height: 2px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.symbion-faq--accordion .symbion-faq__icon::after {
    width: 2px;
    height: 14px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.symbion-faq--accordion .symbion-faq__details[open] .symbion-faq__icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.symbion-faq--accordion .symbion-faq__answer {
    padding: 0 1.25rem 1.25rem;
    border-top: 1px solid var(--faq-border-color);
    animation: faq-slide-down 0.3s ease;
}

@keyframes faq-slide-down {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   List Style (Definition List)
   ========================================================================== */
.symbion-faq--list .symbion-faq__list {
    margin: 0;
    padding: 0;
}

.symbion-faq--list .symbion-faq__item {
    padding: var(--faq-spacing) 0;
    border-bottom: 1px solid var(--faq-border-color);
}

.symbion-faq--list .symbion-faq__item:first-child {
    padding-top: 0;
}

.symbion-faq--list .symbion-faq__item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.symbion-faq--list .symbion-faq__question {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.symbion-faq--list .symbion-faq__question::before {
    content: 'Q';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--faq-accent-color);
    font-weight: 700;
    font-size: 0.9em;
}

.symbion-faq--list .symbion-faq__answer {
    margin: 0;
    padding-left: 1.5rem;
    position: relative;
}

.symbion-faq--list .symbion-faq__answer::before {
    content: 'A';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--faq-accent-color);
    font-weight: 700;
    font-size: 0.9em;
    opacity: 0.6;
}

/* ==========================================================================
   Minimal Style (Clean Headers)
   ========================================================================== */
.symbion-faq--minimal .symbion-faq__item {
    margin-bottom: calc(var(--faq-spacing) * 1.5);
}

.symbion-faq--minimal .symbion-faq__question {
    font-size: 1.2em;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--faq-accent-color);
}

.symbion-faq--minimal .symbion-faq__answer {
    padding-left: 0;
}

/* ==========================================================================
   Cards Style (Grid Layout)
   ========================================================================== */
.symbion-faq--cards .symbion-faq__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--faq-spacing);
}

.symbion-faq--cards .symbion-faq__card {
    background: var(--faq-bg);
    border: 1px solid var(--faq-border-color);
    border-radius: var(--faq-border-radius);
    padding: 1.5rem;
    box-shadow: var(--faq-card-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.symbion-faq--cards .symbion-faq__card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.symbion-faq--cards .symbion-faq__question {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--faq-border-color);
}

.symbion-faq--cards .symbion-faq__answer {
    font-size: 0.95em;
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */
@media (max-width: 768px) {
    .symbion-faq {
        --faq-font-size: 15px;
        --faq-spacing: 0.75rem;
    }
    
    .symbion-faq--accordion .symbion-faq__question {
        padding: 0.875rem 1rem;
    }
    
    .symbion-faq--accordion .symbion-faq__answer {
        padding: 0 1rem 1rem;
    }
    
    .symbion-faq--cards .symbion-faq__grid {
        grid-template-columns: 1fr;
    }
    
    .symbion-faq--cards .symbion-faq__card {
        padding: 1.25rem;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .symbion-faq {
        page-break-inside: avoid;
    }
    
    .symbion-faq--accordion .symbion-faq__details {
        border: none;
        box-shadow: none;
    }
    
    .symbion-faq--accordion .symbion-faq__details[open] .symbion-faq__answer {
        display: block !important;
    }
    
    .symbion-faq--accordion .symbion-faq__icon {
        display: none;
    }
    
    .symbion-faq--cards .symbion-faq__card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */
.symbion-faq--accordion .symbion-faq__question:focus {
    outline: 2px solid var(--faq-accent-color);
    outline-offset: 2px;
}

.symbion-faq--accordion .symbion-faq__question:focus:not(:focus-visible) {
    outline: none;
}

.symbion-faq--accordion .symbion-faq__question:focus-visible {
    outline: 2px solid var(--faq-accent-color);
    outline-offset: 2px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .symbion-faq--accordion .symbion-faq__answer {
        animation: none;
    }
    
    .symbion-faq--accordion .symbion-faq__icon::before,
    .symbion-faq--accordion .symbion-faq__icon::after,
    .symbion-faq--cards .symbion-faq__card {
        transition: none;
    }
}