/**
 * FlexSearch Search Bar Component
 * Fast full-text search with autocomplete
 */

.search-bar {
    position: relative;
    width: 100%;
    max-width: 600px;
}

/* Input wrapper */
.search-bar-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
}

.search-bar-input-wrapper:focus-within {
    border-color: var(--theme-accent);
    box-shadow: 0 0 0 3px rgba(120, 113, 108, 0.1);
}

/* Search icon */
.search-bar-icon {
    padding: 0.75rem;
    color: var(--theme-text-secondary);
    font-size: 1.25rem;
    pointer-events: none;
}

/* Input */
.search-bar-input {
    flex: 1;
    padding: 0.75rem 0.75rem 0.75rem 0;
    border: none;
    background: none;
    font-size: 0.875rem;
    color: var(--theme-text-primary);
    outline: none;
}

.search-bar-input::placeholder {
    color: var(--theme-text-secondary);
}

/* Clear button */
.search-bar-clear {
    padding: 0.5rem 0.75rem;
    background: none;
    border: none;
    color: var(--theme-text-secondary);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: color var(--transition-speed);
}

.search-bar-clear:hover {
    color: var(--theme-text-primary);
}

/* Results container - TOC Style (Sharp & Minimal) */
.search-bar-results {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    max-height: 400px;
    overflow-y: auto;
    background-color: var(--theme-surface);
    border: 1px solid var(--theme-border);
    /* Sharp edges - no border radius */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.25rem);
    transition: all 0.15s ease;
    z-index: 1000;
}

.search-bar-results.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Results list */
.search-bar-results-list {
    padding: 0;
}

/* Category header - TOC style */
.search-bar-category {
    padding: 0.375rem 0.75rem;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--theme-text-secondary);
    background-color: var(--theme-bg);
    border-top: 1px solid var(--theme-border);
    line-height: 1.4;
}

.search-bar-category:first-child {
    border-top: none;
}

/* Result item - TOC style (compact & sharp) */
.search-bar-result-item {
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    transition: all 0.1s ease;
    border-left: 2px solid transparent;
    border-bottom: 1px solid var(--theme-border);
}

.search-bar-result-item:last-child {
    border-bottom: none;
}

.search-bar-result-item:hover {
    background-color: var(--theme-bg);
    border-left-color: var(--theme-accent);
}

.search-bar-result-title {
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--theme-text-primary);
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.search-bar-result-content {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--theme-text-secondary);
    line-height: 1.5;
    margin-bottom: 0.375rem;
}

.search-bar-result-tags {
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.search-bar-result-tag {
    padding: 0.125rem 0.375rem;
    font-size: 0.625rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--theme-text-secondary);
    background-color: var(--theme-bg);
    /* Sharp edges */
    border: 1px solid var(--theme-border);
}

/* Highlight */
.search-highlight {
    background-color: var(--theme-accent);
    color: var(--theme-accent-contrast);
    padding: 0.125rem 0.25rem;
    border-radius: 2px;
    font-weight: 600;
}

/* Empty state */
.search-bar-empty {
    padding: 2rem 1rem;
    text-align: center;
    color: var(--theme-text-secondary);
    font-size: 0.875rem;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .search-bar {
        max-width: 100%;
    }

    .search-bar-results {
        max-height: 300px;
    }

    .search-bar-result-item {
        padding: 0.625rem 0.75rem;
    }

    .search-bar-result-title {
        font-size: 0.8125rem;
    }

    .search-bar-result-content {
        font-size: 0.75rem;
    }
}

/* Scrollbar styling */
.search-bar-results::-webkit-scrollbar {
    width: 8px;
}

.search-bar-results::-webkit-scrollbar-track {
    background: var(--theme-bg);
}

.search-bar-results::-webkit-scrollbar-thumb {
    background: var(--theme-border);
    border-radius: 4px;
}

.search-bar-results::-webkit-scrollbar-thumb:hover {
    background: var(--theme-text-secondary);
}