/* Semantic search component */

:root {
    --list-entry-bg: linear-gradient(135deg, rgba(96, 165, 250, 0.05) 0%, rgba(96, 165, 250, 0.02) 100%);
    --list-entry-bg-hover: rgba(59, 130, 246, 0.06);
}

.semantic-search-wrapper {
    margin-top: 0;
    display: inline-flex;
    align-items: center;
}

.semantic-search-trigger {
    background: transparent;
    border: none;
    color: var(--text-primary);
    border-radius: 12px;
    padding: 0.35rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    cursor: pointer;
    transition: color 0.2s ease, transform 0.15s ease, border-color 0.2s ease;
}

.semantic-search-trigger:hover {
    color: var(--primary-color);
}

.semantic-search-trigger .material-icons {
    font-size: 1.75rem;
}

.semantic-search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(6px);
    align-items: flex-start;
    justify-content: center;
    padding: 6rem 1.5rem 2rem;
    z-index: 1300;
    overflow: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    display: flex;
    transition: opacity 0.22s ease, visibility 0.22s ease, backdrop-filter 0.22s ease;
}

.semantic-search-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

body.semantic-search-open {
    overflow: hidden;
}

.semantic-search-results {
    width: min(900px, 100%);
    background: var(--bg-primary);
    border-radius: 14px;
    border: none;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.35);
    padding: 1rem;
    max-height: 78vh;
    overflow: auto;
    opacity: 0;
    transform: translateY(-6px) scale(0.995);
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.semantic-search-results.semantic-expanded {
    max-height: none;
}

.semantic-search-overlay.active .semantic-search-results {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.semantic-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.semantic-results-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.semantic-show-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-top: 0.4rem;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.35rem 0;
    font-weight: 600;
    transition: color 0.2s ease;
}

.semantic-show-more:hover {
    color: var(--primary-color);
}

.semantic-results-list a {
    text-decoration: none;
    color: inherit;
}

.semantic-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem;
    border-radius: 8px;
    cursor: pointer;
    transition: color 0.2s ease;
}

.semantic-close-btn:hover {
    color: var(--text-primary);
}

.semantic-results-meta {
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Search bar inside overlay */
.semantic-search-bar {
    position: relative;
    flex: 1;
}

.semantic-search-input {
    width: 100%;
    padding: 0.9rem 1rem 0.9rem 3rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.semantic-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.semantic-search-icon {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1.2rem;
    pointer-events: none;
}

.semantic-result-anim {
    animation: semanticFadeSlideLeft 0.25s ease both;
}

@keyframes semanticFadeSlideLeft {
    from {
        opacity: 0;
        transform: translateX(-14px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}