/**
 * Stylesheet for Labiofun Collaboration Network Graph
 * Premium dark/glassmorphic theme and fully responsive layout.
 */

#network-content {
    animation: fadeIn var(--transition-base);
}

.network-desc {
    font-size: var(--font-size-base);
    color: var(--dark-gray);
    margin-bottom: var(--space-xl);
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: var(--line-height-relaxed);
}

/* Glassmorphic Filters Toolbar */
.network-filters-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-xl);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-lg);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

/* Glassmorphic Search Input */
.network-search-box {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-full);
    padding: 6px var(--space-md);
    flex: 1 1 350px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.network-search-box i {
    color: var(--primary);
    font-size: var(--font-size-base);
}

.network-search-box input {
    border: none;
    background: transparent;
    outline: none;
    width: 100%;
    color: var(--dark);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
}

.network-search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.15);
    background: var(--white);
}

/* Glassmorphic Filter Tab Buttons */
.network-filter-tabs {
    display: flex;
    gap: var(--space-xs);
    background: rgba(0, 0, 0, 0.04);
    padding: 4px;
    border-radius: var(--radius-full);
}

.network-filter-btn {
    border: none;
    background: transparent;
    color: var(--dark-gray);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--font-size-xs);
    padding: 6px var(--space-md);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
}

.network-filter-btn:hover {
    color: var(--primary);
}

.network-filter-btn.active {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
    .network-filters-bar {
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-md);
    }
    
    .network-search-box {
        flex: 1 1 auto;
    }
    
    .network-filter-tabs {
        justify-content: space-between;
    }
    
    .network-filter-btn {
        flex: 1;
        text-align: center;
        padding: 6px var(--space-xs);
    }
}

/* Container flex layout (side-by-side on desktop) */
.network-container-wrapper {
    display: flex;
    gap: var(--space-xl);
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-xl);
    margin-top: var(--space-lg);
}

/* Visualization Board (Left Box) */
.network-visualization {
    flex: 1 1 68%; /* Adjusted to 68% to give the details panel more breathing room */
    position: relative;
    background: #FAFAFB;
    border-radius: var(--radius-lg);
    border: 1px solid var(--light-gray);
    overflow: hidden;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.02);
}

#network-canvas {
    display: block;
    width: 100%;
    cursor: grab;
}

#network-canvas:active {
    cursor: grabbing;
}

/* Floating Zoom & Pan Controls */
.network-controls {
    position: absolute;
    bottom: var(--space-md);
    right: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 10;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 6px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-md);
}

.network-controls button {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--primary);
    border: 1px solid var(--light-gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-base);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.network-controls button:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-md);
}

.network-controls button:active {
    transform: translateY(0) scale(1.0);
}

/* Network Legend */
.network-legend {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 10;
    pointer-events: none;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    font-weight: 700;
    color: var(--dark-gray);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    transition: transform var(--transition-base);
}

.legend-dot.central {
    background: #FBC02D;
    box-shadow: 0 0 8px rgba(251, 192, 45, 0.8);
    border: 1.5px solid #D32F2F;
}

.legend-dot.internal {
    background: #4ECDB4;
    box-shadow: 0 0 8px rgba(78, 205, 196, 0.8);
    border: 1.5px solid #1A7A68;
}

.legend-dot.external {
    background: #5C6BC0;
    box-shadow: 0 0 8px rgba(92, 107, 192, 0.8);
    border: 1.5px solid #283593;
}

/* Floating Tooltip */
.network-tooltip {
    position: absolute;
    display: none;
    background: rgba(29, 45, 68, 0.95);
    color: var(--white);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    pointer-events: none;
    z-index: 100;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    line-height: 1.5;
    text-align: center;
}

.network-tooltip small {
    color: #4ECDB4;
    font-weight: 800;
    display: block;
    margin-top: 4px;
}

/* Right Details Panel Box */
.network-details-panel {
    flex: 1 1 32%; /* Expanded width from 26% to 32% for optimal typography layout */
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.7);
    box-shadow: var(--shadow-lg);
    padding: var(--space-md); /* Reduced padding for wider usable space */
    display: flex;
    flex-direction: column;
    max-height: 80vh;
    overflow-y: auto;
    transition: all var(--transition-base);
}

/* Empty State / Placeholder Card styling */
.panel-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--gray);
    height: 100%;
    min-height: 350px;
    font-size: var(--font-size-sm);
    padding: var(--space-xl);
    line-height: var(--line-height-relaxed);
    font-style: normal;
}

.panel-placeholder::before {
    content: '\f05a'; /* FontAwesome info-circle */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: var(--font-size-4xl);
    color: var(--primary);
    opacity: 0.6;
    margin-bottom: var(--space-md);
    animation: floatAnimation 3s ease-in-out infinite;
}

@keyframes floatAnimation {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Panel Header Info Card */
.panel-content h4 {
    color: var(--primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--space-xs);
    text-align: center;
    line-height: 1.3;
}

.panel-institution {
    font-size: var(--font-size-xs);
    color: var(--dark-gray);
    line-height: 1.4;
    margin-bottom: var(--space-md);
    text-align: center;
}

.panel-institution strong {
    color: var(--primary-dark);
}

.panel-stats {
    font-size: var(--font-size-xs);
    color: var(--white);
    background: var(--gradient-primary);
    padding: 6px 12px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    margin: 0 auto var(--space-md) auto;
    box-shadow: var(--shadow-md);
    width: fit-content;
}

.panel-bio {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    color: var(--dark-gray);
    margin-bottom: var(--space-lg);
    text-align: justify;
    border-left: 4px solid var(--accent);
    padding: var(--space-xs) var(--space-sm) var(--space-xs) var(--space-md);
    background: rgba(78, 205, 196, 0.05);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* Researcher Photo */
.panel-photo {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 0 auto var(--space-md) auto;
    box-shadow: var(--shadow-md), 0 0 12px rgba(78, 205, 196, 0.2);
    border: 3px solid var(--white);
    transition: all var(--transition-base);
}

.panel-photo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg), 0 0 16px rgba(78, 205, 196, 0.4);
}

/* Co-publications List Container */
.panel-publications-list {
    margin-top: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 48vh;
    overflow-y: auto;
    padding-right: 6px;
}

/* Scrollbar styles for list box */
.panel-publications-list::-webkit-scrollbar,
.network-details-panel::-webkit-scrollbar {
    width: 6px;
}

.panel-publications-list::-webkit-scrollbar-track,
.network-details-panel::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.03);
    border-radius: 3px;
}

.panel-publications-list::-webkit-scrollbar-thumb,
.network-details-panel::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.12);
    border-radius: 3px;
}

.panel-publications-list::-webkit-scrollbar-thumb:hover,
.network-details-panel::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Individual Publication Card inside Details Panel */
.panel-pub-item {
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-base);
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow-sm);
}

.panel-pub-item:hover {
    background: var(--white);
    transform: translateY(-2px) translateX(3px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--accent);
}

.panel-pub-item h5 {
    color: var(--dark);
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: 6px;
    line-height: var(--line-height-normal);
}

.panel-pub-authors {
    font-size: var(--font-size-xs);
    color: var(--dark-gray);
    margin-bottom: 4px;
    line-height: 1.3;
}

.panel-pub-journal {
    font-size: var(--font-size-xs);
    color: var(--gray);
    margin-bottom: 8px;
    font-style: italic;
}

.panel-pub-doi {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    color: var(--white) !important;
    background: var(--accent);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 700;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    width: fit-content;
}

.panel-pub-doi:hover {
    background: var(--primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* RESPONSIVE LAYOUT (Stacked on tablets & phones) */
@media (max-width: 992px) {
    .network-container-wrapper {
        flex-direction: column;
        padding: var(--space-md);
        background: rgba(255, 255, 255, 0.6);
        gap: var(--space-md);
    }

    .network-visualization {
        flex: 1 1 auto;
        height: auto;
    }

    .network-details-panel {
        flex: 1 1 auto;
        max-height: none;
        padding: var(--space-md);
        background: var(--white);
    }

    .panel-publications-list {
        max-height: 380px;
    }
}

@media (max-width: 576px) {
    .network-legend {
        top: auto;
        bottom: var(--space-md);
        left: var(--space-md);
        padding: 8px 12px;
        gap: 6px;
        box-shadow: var(--shadow-md);
    }
    
    .network-controls {
        bottom: auto;
        top: var(--space-md);
        right: var(--space-md);
        box-shadow: var(--shadow-md);
    }
    
    .network-container-wrapper {
        padding: var(--space-xs);
        border-radius: var(--radius-lg);
    }
}