/* Diagram Library Main Styles */

/* Sticky footer layout */
html, body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    flex-direction: column;
}

main {
    flex: 1 0 auto;
}

footer {
    flex-shrink: 0;
}

.diagram-preview {
    max-width: 100%;
    border: 1px solid #ddd;
    border-radius: 4px;
    border-color: #f9f9f9;
    padding: 10px;
    background-color: #f9f9f9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.subscription-badge {
    font-size: 0.8em;
}

.code-editor {
    font-family: 'Courier New', monospace;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #333;
    color: white;
    padding: 15px 0;
    z-index: 1050;
    border-top: 1px solid #555;
}

.cookie-banner a {
    color: #ffffff;
}

.cookie-banner a:hover {
    color: #cccccc;
}

/* Dark theme overrides */
[data-bs-theme="dark"] {
    background-color: #0d1117;
    color: #e6edf3;
}

[data-bs-theme="dark"] body {
    background-color: #0d1117;
    color: #e6edf3;
}

[data-bs-theme="dark"] .diagram-preview {
    border-color: #f9f9f9;
    background-color: #f9f9f9;
}

[data-bs-theme="dark"] .navbar {
    background-color: #1a1a1a !important;
}

[data-bs-theme="dark"] .card {
    background-color: #161b22;
    border-color: #30363d;
    color: #e6edf3;
}

[data-bs-theme="dark"] .list-group-item {
    background-color: #161b22;
    border-color: #30363d;
    color: #e6edf3;
}

[data-bs-theme="dark"] .list-group-item-action:hover {
    background-color: #1c2128;
}

[data-bs-theme="dark"] footer {
    background-color: #161b22 !important;
    border-top: 1px solid #30363d;
    color: #e6edf3;
}

[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select {
    background-color: #0d1117;
    border-color: #30363d;
    color: #e6edf3;
}

[data-bs-theme="dark"] .form-control:focus,
[data-bs-theme="dark"] .form-select:focus {
    background-color: #0d1117;
    border-color: #58a6ff;
    color: #e6edf3;
}

[data-bs-theme="dark"] .text-muted {
    color: #8b949e !important;
}

[data-bs-theme="dark"] .badge.bg-light {
    background-color: #30363d !important;
    color: #e6edf3;
}

.theme-toggle {
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.25rem;
    transition: background-color 0.2s;
}

.theme-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Diagram Form Styling */
#id_title {
    font-size: 1.75rem;
    font-weight: 500;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.5rem 0;
    transition: border-color 0.2s;
}

#id_title:focus {
    outline: none;
    border-bottom-color: #0d6efd;
}

#id_title::placeholder {
    color: #6c757d;
    font-weight: 400;
}

[data-bs-theme="dark"] #id_title {
    background-color: transparent;
    color: #e6edf3;
    border-bottom-color: transparent;
}

[data-bs-theme="dark"] #id_title:focus {
    border-bottom-color: #58a6ff;
}

/* Compact metadata bar */
.form-label.small {
    font-size: 0.875rem;
    white-space: nowrap;
}

/* Expandable description field */
.expandable-description {
    height: 38px;
    min-height: 38px;
    resize: none;
    overflow: hidden;
    transition: height 0.3s ease, min-height 0.3s ease;
}

.expandable-description:focus {
    height: 100px;
    min-height: 100px;
    overflow-y: auto;
}

.expandable-description::placeholder {
    color: #6c757d;
    font-size: 0.875rem;
}

[data-bs-theme="dark"] .expandable-description::placeholder {
    color: #8b949e;
}

/* Resizable Editor/Preview Layout */
.diagram-editor-layout {
    display: flex;
    gap: 0;
    align-items: stretch;
    position: relative;
}

/* Editor Panel - Default 40% width */
.editor-panel {
    flex: 0 0 40%;
    min-width: 30%;
    max-width: 70%;
    display: flex;
    flex-direction: column;
}

/* CodeMirror editor height match */
.editor-panel .CodeMirror {
    height: 600px !important;
}

/* Preview Panel - Takes remaining space */
.preview-panel {
    flex: 1;
    min-width: 30%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Wrapper for preview content and controls */
.preview-wrapper {
    position: relative;
    flex: 1;
}

/* Zoom controls positioned inside preview */
.preview-zoom-controls {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    pointer-events: auto;
    background-color: white;
    border-radius: 4px;
}

.preview-zoom-controls button {
    pointer-events: auto;
    background-color: white !important;
    border: 1px solid #dee2e6 !important;
}

.preview-zoom-controls button:hover {
    background-color: #f8f9fa !important;
}

/* Dark theme support for zoom controls */
[data-bs-theme="dark"] .preview-zoom-controls {
    background-color: #161b22;
}

[data-bs-theme="dark"] .preview-zoom-controls button {
    background-color: #161b22 !important;
    border-color: #30363d !important;
    color: #e6edf3 !important;
}

[data-bs-theme="dark"] .preview-zoom-controls button:hover {
    background-color: #1c2128 !important;
}

/* Divider Styling - matches content height */
.panel-divider {
    width: 6px;
    background-color: #e0e0e0;
    cursor: col-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    user-select: none;
    flex-shrink: 0;
    transition: background-color 0.2s ease;
    align-self: stretch;
}

.panel-divider:hover {
    background-color: #0d6efd;
}

.divider-handle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 60px;
    color: #6c757d;
    pointer-events: none;
}

.panel-divider:hover .divider-handle {
    color: #ffffff;
}

/* Active dragging state */
.panel-divider.dragging {
    background-color: #0d6efd;
}

.panel-divider.dragging .divider-handle {
    color: #ffffff;
}

/* Prevent text selection during drag */
body.resizing {
    cursor: col-resize !important;
    user-select: none !important;
}

body.resizing * {
    cursor: col-resize !important;
}

/* Dark theme overrides for divider */
[data-bs-theme="dark"] .panel-divider {
    background-color: #30363d;
}

[data-bs-theme="dark"] .panel-divider:hover {
    background-color: #58a6ff;
}

[data-bs-theme="dark"] .divider-handle {
    color: #8b949e;
}

[data-bs-theme="dark"] .panel-divider:hover .divider-handle,
[data-bs-theme="dark"] .panel-divider.dragging .divider-handle {
    color: #ffffff;
}

[data-bs-theme="dark"] .panel-divider.dragging {
    background-color: #58a6ff;
}

/* Mobile responsive - stack vertically on small screens */
@media (max-width: 991px) {
    .diagram-editor-layout {
        flex-direction: column;
    }

    .editor-panel,
    .preview-panel {
        flex: 1 1 auto;
        width: 100%;
        min-width: 100%;
        max-width: 100%;
    }

    .panel-divider {
        display: none;
    }
}