/* Main Styles */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-color: #dee2e6;
    --shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

#app {
    padding: 0;
}

/* Header */
header {
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    z-index: 1030;
}

/* Offset body content below the fixed header */
body {
    padding-top: 56px;
}

header .navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

/* Buttons */
.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.1);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Cards */
.card {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    transition: all 0.2s ease;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem;
}

.card-header h5 {
    color: #333;
    font-weight: 600;
}

.card-body {
    padding: 1rem;
}

/* List Group */
.list-group-item {
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.list-group-item:hover {
    background-color: #f8f9fa;
    border-color: var(--primary-color);
}

.list-group-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Form Controls */
.form-control {
    border-radius: 0.375rem;
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Text Utilities */
.text-muted {
    color: #6c757d;
}

.text-center {
    text-align: center;
}

/* Spacing */
.mb-0 {
    margin-bottom: 0;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.me-2 {
    margin-right: 0.5rem;
}

.mt-5 {
    margin-top: 3rem;
}

/* Utility Classes */
.hidden {
    display: none;
}

.loading {
    opacity: 0.6;
    pointer-events: none;
}

.error-message {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.success-message {
    color: var(--success-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Print Header - hidden in normal view */
.print-header {
    display: none;
}

/* Print Styles */
@media print {
    /* Hide navbar header */
    header.navbar {
        display: none !important;
    }

    /* Hide left sidebar */
    .col-lg-3.col-md-4 {
        display: none !important;
    }

    /* Main content takes full width */
    .col-lg-9.col-md-8 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* Hide hidden panels */
    .hidden {
        display: none !important;
    }

    /* Remove box-shadow and hover effects */
    .card,
    .card:hover,
    .btn,
    .btn:hover,
    .list-group-item,
    .list-group-item:hover {
        box-shadow: none !important;
        transform: none !important;
    }

    /* White background, black text */
    body {
        background-color: #fff;
        color: #000;
    }

    /* Page-break for cards */
    .card {
        page-break-inside: avoid;
        break-inside: avoid;
    }

    /* Show print header */
    .print-header {
        display: block;
        font-size: 1.5rem;
        font-weight: 700;
        text-align: center;
        margin-bottom: 1rem;
    }

    /* Hide interactive buttons not needed in print */
    #graphExportContainer,
    .fullscreen-btn,
    #fullscreenBtn,
    #sidebarToggleBtn,
    #copyLinkBtn,
    #uploadBtn,
    #exportBtn,
    #printBtn,
    .graph-controls,
    .graph-search-container,
    .graph-layout-switcher,
    .node-grouping-controls,
    .graph-annotation-controls,
    .minimap-container,
    .guided-tour-btn,
    #tourBtn {
        display: none !important;
    }

    /* Graph container: allow auto height for print image */
    #graphContainer {
        height: auto !important;
        overflow: visible !important;
        border: none !important;
    }

    /* Static graph image */
    #graph-print-image {
        max-width: 100%;
        height: auto;
        display: block !important;
        page-break-inside: avoid;
        break-inside: avoid;
    }

    /* Graph card: allow page break and full width for graph column */
    .col-md-8:has(#graphContainer) {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* Hide node detail panel in print (it's beside the graph) */
    .col-md-4:has(#nodeDetailContainer) {
        display: none !important;
    }
}