/* desktop/01-search.css - Desktop Search Component (Complete with Header Integration) */

/* === DESKTOP SEARCH VARIABLES === */
:root {
    /* Desktop search dimensions */
    --desktop-search-container-height: 40px;
    --desktop-search-max-width: 400px;
    --desktop-search-results-max-height: 400px;
    --desktop-search-item-icon-size: 40px;
    
    /* Desktop search spacing */
    --desktop-search-container-padding: 0 16px;
    --desktop-search-results-padding: var(--spacing-current-lg);
    --desktop-search-item-padding: var(--spacing-current-sm) var(--spacing-current-md);
    
    /* Desktop search colors */
    --desktop-search-bg: rgba(0, 0, 0, 0.95);
    --desktop-search-input-bg: rgba(255, 255, 255, 0.1);
    --desktop-search-focus-bg: rgba(255, 255, 255, 0.15);
    --desktop-search-hover-bg: rgba(255, 255, 255, 0.12);
    --desktop-search-border: rgba(255, 255, 255, 0.2);
    
    /* Desktop search z-index */
    --desktop-search-z-index: calc(var(--desktop-header-z-index) + 1);
}

/* === HEADER SEARCH INTEGRATION === */
.header-search-area {
    flex: 1 1 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: var(--desktop-search-max-width);
    margin: 0 auto;
    position: relative;
}

/* === DESKTOP SEARCH CONTAINER === */
.global-search {
    width: 100%;
    max-width: var(--desktop-search-max-width);
    position: relative;
    flex-shrink: 0;
}

.search-container {
    display: flex;
    align-items: center;
    background: var(--desktop-search-input-bg);
    border: 1px solid var(--desktop-search-border);
    border-radius: 25px;
    padding: 0;
    height: var(--desktop-search-container-height);
    width: 100%;
    max-width: var(--desktop-search-max-width);
    transition: var(--transition-base);
    box-sizing: border-box;
    position: relative;
    will-change: transform;
}

.search-container:focus-within {
    background: var(--desktop-search-focus-bg);
    border-color: var(--accent-color);
    box-shadow: 0 0 20px rgba(29, 185, 84, 0.3);
    transform: translateZ(0);
}

.search-container:hover {
    background: var(--desktop-search-hover-bg);
    border-color: rgba(255, 255, 255, 0.3);
}

/* === DESKTOP SEARCH INPUT === */
.search-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: var(--desktop-search-container-padding);
    color: white;
    font-size: 14px;
    outline: none;
    height: 100%;
    font-family: var(--font-primary);
    box-sizing: border-box;
    line-height: 1.2;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-base);
    font-family: var(--font-primary);
    font-weight: 300;
}

.search-input:focus::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

/* Loading state */
.search-input.loading {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(29, 185, 84, 0.1) 50%, 
        transparent 100%);
    background-size: 200% 100%;
    animation: inputLoading 2s ease-in-out infinite;
}

@keyframes inputLoading {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* === DESKTOP SEARCH BUTTONS === */
.search-btn,
.search-clear {
    background: none;
    border: none;
    padding: var(--spacing-current-sm);
    cursor: pointer;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    min-width: 36px;
    min-height: 36px;
    will-change: transform;
}

.search-btn:hover,
.search-clear:hover {
    color: var(--accent-color);
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.05) translateZ(0);
}

.search-btn:focus-visible,
.search-clear:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.search-btn svg,
.search-clear svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    transition: fill var(--transition-base);
}

/* Clear button states */
.search-clear {
    margin-right: var(--spacing-current-xs);
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8);
    transition: var(--transition-base);
    display: none;
}

.search-clear.visible {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    display: flex;
}

/* === DESKTOP SEARCH RESULTS DROPDOWN === */
.search-results {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: var(--desktop-search-bg);
    border: 1px solid var(--desktop-search-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: var(--desktop-search-z-index);
    max-height: var(--desktop-search-results-max-height);
    width: var(--desktop-search-max-width);
    max-width: var(--desktop-search-max-width);
    overflow: hidden;
    margin-top: var(--spacing-current-sm);
    box-shadow: var(--shadow-xl);
    display: none;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    pointer-events: none;
    will-change: transform, opacity;
}

/* Show states */
.search-results.visible,
.search-results.show {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    animation: searchResultsShow var(--transition-slow) ease-out;
    pointer-events: auto;
}

/* Force hidden states */
.search-results.hidden,
.search-results:not(.visible):not(.show) {
    display: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

@keyframes searchResultsShow {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-8px) scale(0.98);
        filter: blur(2px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scale(1);
        filter: blur(0);
    }
}

/* === DESKTOP RESULTS CONTENT === */
.search-results-content {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    padding: var(--desktop-search-results-padding);
    max-height: var(--desktop-search-results-max-height);
    overflow-y: auto;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) transparent;
}

.search-results-content::-webkit-scrollbar {
    width: 4px;
}

.search-results-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
}

.search-results-content::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
}

.search-results-content::-webkit-scrollbar-thumb:hover {
    background: var(--accent-hover-color);
}

/* === DESKTOP SEARCH SECTIONS === */
.search-section {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-bottom: var(--spacing-current-lg);
}

.search-section:last-child {
    margin-bottom: 0;
}

.search-section h4 {
    color: var(--accent-color);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 0 var(--spacing-current-sm) 0;
    font-family: var(--font-secondary);
    font-weight: 600;
    padding-bottom: var(--spacing-current-xs);
    border-bottom: 1px solid rgba(29, 185, 84, 0.3);
    line-height: 1.2;
}

/* === DESKTOP SEARCH ITEMS === */
.search-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-current-xs);
    width: 100%;
}

.search-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    width: 100%;
    min-width: 0;
    padding: var(--desktop-search-item-padding);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-base);
    margin-bottom: 0;
    text-decoration: none;
    color: inherit;
    border: 1px solid transparent;
    box-sizing: border-box;
    will-change: transform;
    min-height: 48px;
}

.search-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(4px) translateZ(0);
    border-color: rgba(255, 255, 255, 0.1);
}

.search-item:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* === DESKTOP SEARCH ITEM ICON === */
.search-item-icon {
    width: var(--desktop-search-item-icon-size);
    height: var(--desktop-search-item-icon-size);
    border-radius: var(--radius-sm);
    margin-right: var(--spacing-current-md);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
}

.search-item:hover .search-item-icon {
    background: rgba(29, 185, 84, 0.1);
    transform: scale(1.05) translateZ(0);
}

.search-item-icon-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xs);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
    image-rendering: -webkit-optimize-contrast;
    image-rendering: optimize-contrast;
}

.search-item:hover .search-item-icon-img {
    border-color: var(--accent-color);
}

/* Icon fallbacks */
.search-item-icon:empty::before {
    content: "\1F3B5"; /* 🎵 */
    font-size: var(--font-size-lg);
    opacity: 0.6;
}

.search-item[data-type="artist"] .search-item-icon:empty::before {
    content: "\1F464"; /* 👤 */
}

.search-item[data-type="album"] .search-item-icon:empty::before {
    content: "\1F4BF"; /* 💿 */
}

.search-item[data-type="track"] .search-item-icon:empty::before {
    content: "\1F3B5"; /* 🎵 */
}

/* Unicode fallback */
@supports not (content: "\1F3B5") {
    .search-item-icon:empty::before {
        content: "♪";
        font-family: serif;
    }
    
    .search-item[data-type="artist"] .search-item-icon:empty::before {
        content: "@";
    }
    
    .search-item[data-type="album"] .search-item-icon:empty::before {
        content: "○";
    }
}

/* === DESKTOP SEARCH ITEM INFO === */
.search-item-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.search-item-title {
    color: var(--primary-text-color);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-current-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
    line-height: 1.2;
    display: block;
    font-family: var(--font-primary);
    transition: color var(--transition-base);
}

.search-item:hover .search-item-title {
    color: var(--accent-color);
}

.search-item-subtitle {
    color: var(--secondary-text-color);
    font-size: var(--font-size-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1.2;
    margin: 0;
    display: block;
    font-family: var(--font-secondary);
    font-weight: 400;
    transition: color var(--transition-base);
}

.search-item:hover .search-item-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

/* === DESKTOP SEARCH HIGHLIGHT === */
.search-highlight {
    background: rgba(29, 185, 84, 0.3);
    color: var(--primary-text-color);
    padding: 1px 2px;
    border-radius: var(--radius-xs);
    font-weight: 600;
    font-family: inherit;
}

/* === DESKTOP NO RESULTS STATE === */
.search-no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-current-3xl) var(--spacing-current-lg);
    text-align: center;
    width: 100%;
    color: var(--secondary-text-color);
}

.no-results-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-current-lg);
    opacity: 0.4;
}

.no-results-text {
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-current-sm);
    color: var(--primary-text-color);
    font-family: var(--font-primary);
    line-height: 1.2;
}

.no-results-suggestion {
    font-size: var(--font-size-sm);
    color: var(--secondary-text-color);
    font-style: italic;
    line-height: 1.5;
    max-width: 300px;
    font-family: var(--font-secondary);
}

/* === DESKTOP LOADING STATE === */
.search-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-current-2xl) var(--spacing-current-lg);
    text-align: center;
    width: 100%;
    color: var(--secondary-text-color);
}

.search-loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--card-hover-bg-color);
    border-top: 2px solid var(--accent-color);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-current-sm);
    will-change: transform;
}

.search-loading-text {
    font-size: var(--font-size-sm);
    color: var(--secondary-text-color);
    font-family: var(--font-secondary);
    font-weight: 400;
}

/* === DESKTOP ACCESSIBILITY === */
@media (prefers-reduced-motion: reduce) {
    .search-container,
    .search-btn,
    .search-clear,
    .search-results,
    .search-item,
    .search-item-icon,
    .search-loading-spinner {
        transition: none;
        animation: none;
    }
    
    .search-btn:hover,
    .search-clear:hover,
    .search-item:hover {
        transform: none;
    }
    
    .search-item:hover .search-item-icon {
        transform: none;
    }
}

@media (prefers-contrast: high) {
    .search-container,
    .search-results {
        border: 2px solid var(--accent-color);
    }
    
    .search-item {
        border: 1px solid rgba(255, 255, 255, 0.3);
    }
    
    .search-btn,
    .search-clear {
        border: 1px solid currentColor;
    }
}

/* === DESKTOP COMPONENT ISOLATION === */
.global-search * {
    box-sizing: border-box;
}

.global-search a {
    color: inherit;
    text-decoration: none;
}

.global-search button {
    font-family: inherit;
}

/* === DESKTOP JAVASCRIPT HELPER CLASSES === */
.search-active .search-results {
    display: block;
}

.search-inactive .search-results,
.search-results:empty,
.search-results.hidden {
    display: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.search-not-ready .search-results {
    display: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Force visibility for search elements */
.header-search-area,
.global-search,
.search-container,
.search-input,
.search-btn {
    display: flex;
    visibility: visible;
    opacity: 1;
}

.search-input {
    display: block;
}

/* === DESKTOP PERFORMANCE OPTIMIZATIONS === */
.search-results {
    contain: layout style;
}

.search-item,
.search-item-icon,
.search-loading-spinner {
    contain: layout style;
}

.search-container,
.search-results,
.search-item-icon {
    will-change: transform;
}

/* === LEGACY SUPPORT === */
@supports not (backdrop-filter: blur(20px)) {
    .search-results {
        background: rgba(0, 0, 0, 0.98);
    }
}

/* === ANIMATIONS === */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}