/* Stili di templates/_biblio/bibliography.html */
/* Manteniamo solo gli stili specifici, rimuoviamo il grid layout */

/* Sidebar Collections */
.sidebar-collections {
    position: sticky;
    top: 1.5rem;
    height: fit-content;
    max-height: calc(100vh - 3rem);
    overflow-y: auto;
}

.collections-card {
    background: white;
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.collections-header {
    padding: 1rem;
    border-bottom: 1px solid var(--bs-border-color);
    background: var(--bs-tertiary-bg);
    font-weight: 600;
    border-radius: 0.5rem 0.5rem 0 0;
}

.collections-body {
    padding: 0.75rem;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

/* Collection tree collapsabile (manteniamo uguale) */
.collection-item {
    padding: 0.4rem 0.5rem;
    margin: 0.2rem 0;
    cursor: pointer;
    border-radius: 0.25rem;
    transition: background 0.15s;
    font-size: var(--fs-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.collection-item:hover {
    background: var(--bs-tertiary-bg);
}

.collection-item input[type="checkbox"] {
    margin: 0;
    cursor: pointer;
}

.collection-item label {
    margin: 0;
    cursor: pointer;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--fs-sm);
}

.collection-toggle {
    border: none;
    background: none;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--bs-secondary-color);
    transition: transform 0.2s;
}

.collection-toggle.collapsed {
    transform: rotate(-90deg);
}

.collection-children {
    margin-left: 1.5rem;
    border-left: 1px solid var(--bs-secondary-bg);
    padding-left: 0.5rem;
    display: none;
}

.collection-children.show {
    display: block;
}

.collection-count {
    color: var(--bs-secondary-color);
    font-size: var(--fs-xs);
}

.collection-group + .collection-group {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--bs-secondary-bg);
}

.collection-group-header {
    color: var(--bs-secondary-color);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

/* Filtri orizzontali - ottimizzato per Bootstrap */
.filters-bar {
    background: white;
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Active Collections Badges */
/*.active-collections {
    margin-top: 0.55rem;
    padding-top: 0.55rem;
    border-top: 1px solid var(--bs-secondary-bg);
}*/

.active-collections-title {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--bs-secondary-color);
    margin-bottom: 0.5rem;
}

.collection-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    background: var(--bs-primary-bg-subtle);
    border: 1px solid var(--bs-primary-border-subtle);
    border-radius: 1rem;
    font-size: var(--fs-sm);
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

.collection-badge button {
    border: none;
    background: none;
    padding: 0;
    margin-left: 0.25rem;
    cursor: pointer;
    color: var(--bs-link-hover-color);
    font-weight: bold;
    line-height: 1;
}

.collection-badge button:hover {
    color: var(--bs-primary-text-emphasis);
}

/* Controls bar */
.controls-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.75rem 1rem;
    background: white;
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
}

.results-info {
    font-size: var(--fs-sm);
    color: var(--bs-secondary-color);
}

/* Bibliografia items */
.bibliography-item {
    background: white;
    padding: 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    transition: box-shadow 0.2s;
}

.bibliography-item:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.bibliography-item {
    animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bibliography-formatted {
    line-height: 1.7;
    color: var(--bs-gray-800);
    margin-bottom: 0.75rem;
}

.bibliography-meta {
    font-size: var(--fs-sm);
    color: var(--bs-secondary-color);
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--bs-secondary-bg);
}

.bibliography-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

/* Loading */
/*.loading-indicator {
    display: none;
    text-align: center;
    padding: 2rem;
    color: var(--bs-secondary-color);
}*/
.loading-indicator {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.loading-indicator.htmx-request {
    display: block;
}

/* Scrollbar custom */
.collections-body::-webkit-scrollbar {
    width: 6px;
}

.collections-body::-webkit-scrollbar-track {
    background: var(--bs-secondary-bg);
}

.collections-body::-webkit-scrollbar-thumb {
    background: var(--bs-gray-600);
    border-radius: 3px;
}

.collections-body::-webkit-scrollbar-thumb:hover {
    background: var(--bs-gray-700);
}

/*.sorting-section {
    background: white;
    border-radius: 0.375rem;
    padding: 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    border: 1px solid rgba(0,0,0,0.05);
}*/
.sorting-section {
    position: relative;
}

.sorting-section::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: -0.5rem;
    width: 3px;
    background: linear-gradient(to bottom, var(--bs-primary), var(--bs-purple));
    border-radius: 2px;
    opacity: 0.7;
}