/**
 * Okuvision Downloads - Main Stylesheet
 *
 * Frontend styles using --oku- CSS variables from Okuvision child theme
 * Zeilen-Layout: Label links, Button rechts
 * Ausschließlich globale Variablen ohne Fallback-Werte
 * WCAG 2.1 AAA konform für Barrierefreiheit
 *
 * @package OkuvisionDownloads
 * @author  Marius Mueller
 * @since   1.0.0
 */

/* ==========================================================================
   Accessibility - Screen Reader Support
   ========================================================================== */

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: var(--oku-color-white);
    border-radius: var(--oku-border-radius-sm);
    box-shadow: var(--oku-shadow-md);
    clip: auto !important;
    clip-path: none;
    color: var(--oku-color-black);
    display: block;
    font-size: var(--oku-spacing-base);
    height: auto;
    left: var(--oku-spacing-xs);
    line-height: normal;
    padding: var(--oku-spacing-xs) var(--oku-spacing-sm);
    text-decoration: none;
    top: var(--oku-spacing-xs);
    width: auto;
    z-index: 100000;
}

/* ==========================================================================
   Downloads Container
   ========================================================================== */


/* ==========================================================================
   Filters Section
   ========================================================================== */

.oku-downloads-filters {
    margin-bottom: var(--oku-spacing-xl);
}

/* Universal Filter Status - For all filter types */
.oku-downloads-filter-status {
    margin-top: var(--oku-spacing-md);
    font-size: calc(var(--oku-spacing-base) * 0.875);
    color: var(--oku-color-text-muted);
    min-height: calc(var(--oku-spacing-base) * 1.5);
    display: none; /* Hidden by default, shown via JS when filters are active */
    align-items: center;
    justify-content: space-between;
    gap: var(--oku-spacing-sm);
}

.oku-downloads-filter-status.active {
    display: flex; /* Show when active */
}

.oku-downloads-filter-status-text {
    flex: 1;
}

.oku-downloads-filter-status #oku-downloads-filter-clear {
    flex-shrink: 0;
    margin: 0;
}

/* Reset Link Style - Violet Link instead of Button */
.oku-reset-link {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    color: var(--oku-color-violet) !important;
    text-decoration: none;
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
    transition: color var(--oku-transition-default);
}

.oku-reset-link:hover,
.oku-reset-link:focus {
    color: var(--oku-color-violet-hover, var(--oku-color-violet)) !important;
    text-decoration: none;
}

.oku-reset-link:focus {
    outline: var(--oku-focus-outline);
    outline-offset: var(--oku-focus-outline-offset);
}

/* Plugin-spezifische Filter-Ergänzungen
   (Basis-Styles sind jetzt in okuvision-global-variables.css) */

/* Dynamic Filter Styling - Index Counts */
.oku-filter-select option[data-count] {
    font-weight: 500;
}

.oku-filter-select option[data-count="0"] {
    color: var(--oku-color-text-muted);
    font-style: italic;
}

/* Filter transition effects */
.oku-filter-select {
    transition: border-color var(--oku-transition-default), 
                box-shadow var(--oku-transition-default);
}

.oku-filter-select:focus {
    border-color: var(--oku-color-violet);
    box-shadow: 0 0 0 1px var(--oku-color-violet);
}

/* ==========================================================================
   Downloads Results List
   ========================================================================== */

.oku-downloads-results {
    margin-top: var(--oku-spacing-lg);
}

.oku-downloads-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ==========================================================================
   Download Groups - Product Grouping
   ========================================================================== */

.oku-downloads-grouped {
    display: flex;
    flex-direction: column;
    gap: var(--oku-spacing-sm);
}

.oku-download-group {
    display: flex;
    flex-direction: column;
    gap: var(--oku-spacing-md);
    background-color: var(--oku-color-gray-light);
    padding: var(--oku-spacing-lg);
}

.oku-download-group-title {
    font-size: var(--oku-spacing-xl);
    color: var(--oku-color-black);
    margin: 0;
    padding-bottom: var(--oku-spacing-sm);
    position: relative;
}


/* ==========================================================================
   Download Rows - Label links, Button rechts
   ========================================================================== */

.oku-download-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--oku-spacing-md) 0;
    width: 100%;
}

.oku-download-row:last-child {
    border-bottom: none;
}

.oku-download-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--oku-spacing-xs);
}

.oku-download-label {
    color: var(--oku-color-black);
    font-weight: 300;
    line-height: 1.4;
    margin: 0 !important;
}

/* Heading styles for download labels */
.oku-download-label,
.oku-download-label h3,
.oku-download-label h4 {
    margin: 0 !important;
    color: inherit;
    line-height: inherit;
}

/* ==========================================================================
   Download Pills - Taxonomie-Tags
   ========================================================================== */

.oku-download-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--oku-spacing-xs);
    align-items: center;
}

/* Pills erbt jetzt von globalem Styling in okuvision-global-variables.css */

.oku-download-action {
    flex-shrink: 0;
    margin-left: var(--oku-spacing-lg);
    align-self: center;
}


/* ==========================================================================
   Loading & Error States
   ========================================================================== */

/* Loading Animation Overlay */
.oku-downloads-results-loading {
    position: relative;
}

.oku-downloads-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 100;
    border-radius: var(--oku-border-radius-sm);
    min-height: 200px;
}

/* Spinner Animation */
.oku-downloads-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--oku-color-ice-blue);
    border-top: 3px solid var(--oku-color-violet);
    border-radius: 50%;
    animation: oku-downloads-spin 1s linear infinite;
}

@keyframes oku-downloads-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Loading Text */
.oku-downloads-loading-text {
    margin-top: var(--oku-spacing-sm);
    font-size: calc(var(--oku-spacing-base) * 0.875);
    color: var(--oku-color-text-muted);
    text-align: center;
    font-weight: 500;
}

/* Loading with fade-in effect */
.oku-downloads-loading-overlay.oku-downloads-fade-in {
    animation: oku-downloads-fadeIn 0.3s ease-out;
}

@keyframes oku-downloads-fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.oku-no-downloads {
    text-align: center;
    padding: var(--oku-spacing-xl);
    color: var(--oku-color-gray);
    font-style: italic;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Tablet Breakpoint - Mobile filters stacked */
@media (max-width: 959px) {
    /* .oku-filters-row Responsive ist jetzt global */
    
    /* .oku-filter-group ist jetzt global */
    
    .oku-download-row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--oku-spacing-sm);
    }
    
    .oku-download-action {
        margin-left: 0;
        align-self: flex-end;
    }
    
    .oku-download-pills {
        gap: calc(var(--oku-spacing-xs) / 2);
    }
    
    /* Pills responsive Styling ist jetzt global in okuvision-global-variables.css */
    
    /* Responsive group spacing */
    .oku-downloads-grouped {
        gap: var(--oku-spacing-xl);
    }
    
    .oku-download-group-title {
        font-size: var(--oku-spacing-lg);
    }
    
    /* Loading Animation - Responsive */
    .oku-downloads-loading-spinner {
        width: 32px !important;
        height: 32px !important;
        border-width: 2px !important;
    }
    
    .oku-downloads-loading-text {
        font-size: calc(var(--oku-spacing-base) * 0.8) !important;
    }
    
    .oku-downloads-loading-overlay {
        min-height: 150px !important;
    }
}

/* Mobile Breakpoint - Extra small screens */
@media (max-width: 569px) {
    .oku-downloads-filters {
        margin-bottom: var(--oku-spacing-md);
    }
    
    /* .oku-filters-row Responsive ist jetzt global */
    
    .oku-download-row {
        padding: var(--oku-spacing-sm) 0;
    }
    
    /* Filter Status - Responsive */
    .oku-downloads-filter-status {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: var(--oku-spacing-xs) !important;
    }
    
    .oku-downloads-filter-status-text {
        text-align: center;
        margin-bottom: var(--oku-spacing-xs);
    }
}

/* ==========================================================================
   VC Element Specific
   ========================================================================== */

.cvc-downloads {
    /* Wrapper for VC element */
}

.vc_custom_heading .cvc-downloads {
    margin-top: 0;
}

.wpb_row .cvc-downloads {
    margin-bottom: var(--oku-spacing-lg);
}

/* ==========================================================================
   Accessibility Support
   ========================================================================== */

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .oku-downloads-loading-spinner {
        border-color: currentColor !important;
        border-top-color: var(--oku-color-violet) !important;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .oku-downloads-loading-spinner {
        animation: none !important;
        border-top-color: var(--oku-color-violet) !important;
    }
    
    .oku-downloads-loading-overlay.oku-downloads-fade-in {
        animation: none !important;
    }
}