/* ============================================
   Biblioteca Técnica — Styles
   ============================================ */

/* Search bar */
.library-search-bar {
    position: relative;
}

.library-search-bar input {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 16px 10px 42px;
    font-size: 0.9rem;
    color: var(--text-primary);
    width: 100%;
    transition: all 0.2s;
}

.library-search-bar input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    outline: none;
}

.library-search-bar .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Tabs */
.library-tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    border-radius: 10px;
    padding: 3px;
    margin-bottom: 16px;
}

.library-tab {
    flex: 1;
    padding: 8px 16px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.library-tab:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

.library-tab.active {
    background: var(--accent-blue);
    color: #fff;
    font-weight: 600;
}

.library-tab .badge {
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 10px;
}

/* Entry cards */
.library-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.library-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px 18px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.library-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.library-card-title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.library-card-title .bi {
    color: var(--accent-blue);
    font-size: 0.85rem;
}

.library-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.library-card-meta .author {
    color: var(--accent-green, #34d399);
    font-weight: 500;
}

.library-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.library-tag {
    background: rgba(99, 102, 241, 0.12);
    color: var(--accent-blue);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 500;
}

.library-card-context {
    font-size: 0.8rem;
    color: var(--text-secondary, var(--text-muted));
    margin-top: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.library-card .shared-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 6px;
    background: rgba(52, 211, 153, 0.15);
    color: #34d399;
}

/* Empty state */
.library-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.library-empty i {
    font-size: 3rem;
    display: block;
    margin-bottom: 12px;
    opacity: 0.3;
}

.library-empty p {
    font-size: 0.9rem;
    margin-bottom: 16px;
}

/* Modal form */
.library-modal .modal-content {
    background: var(--bg-deep, #0f0f23);
    border: 1px solid var(--border);
    border-radius: 16px;
}

.library-modal .modal-header {
    border-bottom: 1px solid var(--border);
    padding: 16px 20px;
}

.library-modal .modal-body {
    padding: 20px;
}

.library-modal .modal-footer {
    border-top: 1px solid var(--border);
    padding: 12px 20px;
}

.library-modal .form-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary, var(--text-muted));
    margin-bottom: 4px;
}

.library-modal textarea {
    min-height: 80px;
    resize: vertical;
}

.library-modal .form-control {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text-primary);
    border-radius: 8px;
}

.library-modal .form-control:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

/* Tags input */
.library-tags-input {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 6px 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    min-height: 38px;
    align-items: center;
    cursor: text;
}

.library-tags-input:focus-within {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.library-tags-input .tag-chip {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-blue);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 500;
}

.library-tags-input .tag-chip .remove {
    cursor: pointer;
    opacity: 0.6;
    font-size: 0.7rem;
}

.library-tags-input .tag-chip .remove:hover {
    opacity: 1;
}

.library-tags-input input {
    border: none;
    background: transparent;
    outline: none;
    font-size: 0.82rem;
    color: var(--text-primary);
    flex: 1;
    min-width: 80px;
    padding: 2px 4px;
}

/* Detail view */
.library-detail-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
}

.library-detail-panel h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.library-detail-section {
    margin-bottom: 18px;
}

.library-detail-section .label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.library-detail-section .content {
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre-wrap;
}

.library-detail-section .content:empty::after {
    content: '—';
    color: var(--text-muted);
    opacity: 0.5;
}

/* Attachments */
.library-attachments {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.library-attachment {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.78rem;
    color: var(--text-primary);
}

.library-attachment i {
    color: var(--accent-blue);
}

/* Suggestions banner */
.library-suggestions-banner {
    background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(168,85,247,0.1));
    border: 1px solid rgba(99,102,241,0.25);
    border-radius: 10px;
    padding: 10px 16px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all 0.2s;
}

.library-suggestions-banner:hover {
    border-color: var(--accent-blue);
}

.library-suggestions-banner .bi-robot {
    font-size: 1.1rem;
    color: var(--accent-blue);
}

/* File drop zone */
.library-dropzone {
    border: 2px dashed var(--border);
    border-radius: 10px;
    padding: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.82rem;
    transition: all 0.2s;
    cursor: pointer;
}

.library-dropzone:hover,
.library-dropzone.drag-over {
    border-color: var(--accent-blue);
    background: rgba(99,102,241,0.05);
    color: var(--accent-blue);
}

.library-dropzone i {
    font-size: 1.5rem;
    display: block;
    margin-bottom: 6px;
}

/* Links section */
.library-link-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 0.82rem;
}

.library-link-item .status {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 6px;
}

.library-link-item .status.accepted {
    background: rgba(52, 211, 153, 0.15);
    color: #34d399;
}

.library-link-item .status.pending {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
}

/* Responsive */
@media (max-width: 768px) {
    .library-card {
        padding: 12px 14px;
    }
    
    .library-detail-panel {
        padding: 16px;
    }
}