/**
 * Documentation Search Styles
 * Phase 13: Documentation Module - Batch 9
 */

/* ========== Variables ========== */
:root {
    --search-spacing: clamp(1rem, 2vw, 1.5rem);
}

/* ========== Main Container ========== */
.documentation-search {
    display: flex;
    flex-direction: column;
    height: 100%;
    animation: fadeIn 0.3s ease-out;
}

/* ========== Header ========== */
.search-header {
    padding: var(--search-spacing);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.search-header h2 {
    margin: 0;
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: var(--text-primary);
}

/* ========== Search Bar ========== */
.search-bar-container {
    position: relative;
    padding: var(--search-spacing);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.search-bar-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 800px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.search-btn {
    min-width: 48px;
    min-height: 48px;
    padding: var(--spacing-md);
    border: 2px solid var(--primary);
    border-radius: 12px;
    background: var(--primary);
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary-light);
    transform: translateY(-1px);
}

.search-btn:active {
    transform: translateY(0);
}

/* ========== Suggestions ========== */
.search-suggestions {
    position: absolute;
    top: calc(100% + var(--spacing-xs));
    left: var(--search-spacing);
    right: var(--search-spacing);
    max-width: 800px;
    margin: 0 auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 100;
    max-height: 300px;
    overflow-y: auto;
}

.suggestion-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: background 0.2s ease;
}

.suggestion-item:hover {
    background: var(--surface-hover);
}

.suggestion-item i {
    color: var(--text-secondary);
}

/* ========== Filters ========== */
.search-filters {
    padding: var(--search-spacing);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.filters-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.filters-header h3 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.filter-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* ========== Results ========== */
.search-results {
    flex: 1;
    overflow-y: auto;
    padding: var(--search-spacing);
}

.search-results-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    text-align: center;
}

.placeholder-icon {
    font-size: 4rem;
    color: var(--text-disabled);
    opacity: 0.5;
    margin-bottom: var(--spacing-lg);
}

.search-results-placeholder h3 {
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--text-primary);
}

.search-results-placeholder p {
    margin: 0;
    color: var(--text-secondary);
}

.results-header {
    margin-bottom: var(--spacing-lg);
}

.results-header h3 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.result-item {
    padding: var(--spacing-lg);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.result-item:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.result-title {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
    flex: 1;
}

.result-title mark {
    background: var(--primary);
    color: white;
    padding: 2px 4px;
    border-radius: 4px;
}

.result-excerpt {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.6;
}

.result-excerpt mark {
    background: var(--primary);
    color: white;
    padding: 2px 4px;
    border-radius: 4px;
    font-weight: 500;
}

.result-meta {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.result-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.result-meta i {
    color: var(--text-disabled);
}

/* ========== Skeleton ========== */
.skeleton-result {
    padding: var(--spacing-lg);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
}

/* ========== Mobile Adaptivity ========== */
@media (max-width: 768px) {
    .search-bar-wrapper {
        flex-direction: column;
    }
    
    .search-input {
        width: 100%;
    }
    
    .search-btn {
        width: 100%;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .result-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .result-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .search-header h2 {
        font-size: 1.5rem;
    }
    
    .result-title {
        font-size: 1.125rem;
    }
}

/* ========== High Contrast Theme ========== */
@media (prefers-contrast: high) {
    .search-input {
        border-width: 2px;
    }
    
    .result-item {
        border-width: 2px;
    }
}

/* ========== Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}