* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f0f0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.container {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    width: 95%;
    max-width: 1200px;
    height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.container.fullscreen {
    width: 100%;
    height: 100vh;
    max-width: none;
    border-radius: 0;
}

.floating-controls {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    transition: transform 0.3s ease-out;
}

.floating-controls.collapsed {
    transform: translateX(-100%);
}

.floating-controls.collapsed .control-toggle i {
    transform: rotate(180deg);
}

.control-toggle {
    background: white;
    border: 1px solid #dee2e6;
    border-left: none;
    border-radius: 0 4px 4px 0;
    padding: 10px 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
}

.control-toggle i {
    transition: transform 0.3s ease;
}

.toolbar {
    background-color: white;
    padding: 10px;
    border: 1px solid #dee2e6;
    border-left: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
}

.fullscreen-controls {
    display: none;
}

#fullscreenBtn {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 12px;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
}

#fullscreenBtn:hover {
    background-color: #f8f9fa;
    transform: scale(1.05);
}

#fullscreenBtn i.fa-compress {
    display: none;
}

.container.fullscreen #fullscreenBtn i.fa-expand {
    display: none;
}

.container.fullscreen #fullscreenBtn i.fa-compress {
    display: inline;
}

.tool-group {
    display: flex;
    gap: 5px;
    padding: 5px;
    border-bottom: 1px solid #dee2e6;
}

.tool-group:last-child {
    border-bottom: none;
}

button {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: 4px;
    color: #495057;
    transition: all 0.2s ease;
}

button:hover {
    background-color: #e9ecef;
}

button.active {
    background-color: #e9ecef;
    color: #007bff;
}

input[type="color"] {
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

input[type="range"] {
    width: 100px;
}

.canvas-container {
    position: relative;
    overflow: hidden;
    background: #fff;
    flex: 1;
    display: flex;
    flex-direction: column;
    cursor: default;
    z-index: 1;
}

#pageIndicator {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: rgba(0, 0, 0, 0.1);
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 14px;
}

#drawingCanvas {
    flex: 1;
    background-color: white;
    background-image: linear-gradient(#f0f0f0 1px, transparent 1px),
                      linear-gradient(90deg, #f0f0f0 1px, transparent 1px);
    background-size: 20px 20px;
    cursor: crosshair;
    position: relative;
    z-index: 1;
    touch-action: none;
}

/* Selection tool styles */
.selection-area {
    position: absolute;
    border: 2px dashed #007bff;
    background-color: rgba(0, 123, 255, 0.1);
    cursor: move;
}

.selection-area.moving {
    cursor: grabbing;
}

/* Responsive design */
@media (max-width: 768px) {
    .toolbar {
        padding: 5px;
        gap: 10px;
    }

    .tool-group {
        padding: 0 5px;
    }

    button {
        padding: 6px;
    }

    input[type="range"] {
        width: 80px;
    }

    select {
        max-width: 100px;
    }
}

select {
    padding: 5px;
    border-radius: 4px;
    border: 1px solid #dee2e6;
    background-color: white;
    cursor: pointer;
}

select:hover {
    border-color: #adb5bd;
}

.selection-controls {
    display: none;
    position: absolute;
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 5px;
    gap: 5px;
    z-index: 100;
}

.selection-controls.show {
    display: flex;
}

.selection-controls button {
    padding: 5px;
    border-radius: 4px;
}

.selection-controls button:hover {
    background-color: #e9ecef;
}

/* Update canvas background styles */
#drawingCanvas.grid {
    background-image: linear-gradient(var(--grid-color) 1px, transparent 1px),
                      linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 20px 20px;
}

#drawingCanvas.dotted {
    background-image: radial-gradient(var(--grid-color) 1px, transparent 1px);
    background-size: 20px 20px;
}

#drawingCanvas.ruled {
    background-image: linear-gradient(var(--grid-color) 1px, transparent 1px);
    background-size: 100% 20px;
}

#drawingCanvas.plain {
    background-image: none;
}

.shapes-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    padding: 5px;
}

.shapes-group button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
}

.shapes-group button i {
    font-size: 1.1em;
}

#fillStyle {
    width: 100%;
    margin-top: 5px;
}

/* Remove selection-related styles */
.selection-area,
.selection-controls {
    display: none;
}

/* Update cursor styles for shape tools */
#drawingCanvas.shape-drawing {
    cursor: crosshair;
}

/* Preview shape style */
.shape-preview {
    position: absolute;
    pointer-events: none;
    border: 1px dashed #007bff;
}

.shapes-dropdown {
    position: relative;
    display: inline-block;
}

.shapes-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--toolbar-bg);
    border-radius: 4px;
    padding: 8px;
    display: none;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 1000;
}

.shapes-menu.visible {
    display: grid;
}

.shape-option {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#showToolbarBtn {
    position: fixed;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--toolbar-bg);
    border: none;
    border-radius: 0 4px 4px 0;
    padding: 10px;
    cursor: pointer;
    display: none;
    z-index: 1000;
    box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
}

#showToolbarBtn.visible {
    display: block;
}

#showToolbarBtn:hover {
    background: var(--toolbar-hover);
}

.new-page-btn {
    background-color: #007bff !important;
    color: white !important;
    padding: 8px 16px !important;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.new-page-btn:hover {
    background-color: #0056b3 !important;
}

.page-controls {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
    z-index: 1000;
}

#newPageBtn,
#fullscreenBtn {
    background: var(--toolbar-bg);
    border: none;
    border-radius: 4px;
    padding: 8px 12px;
    cursor: pointer;
    color: var(--text-color);
    font-size: 14px;
    transition: background-color 0.2s;
}

#newPageBtn:hover,
#fullscreenBtn:hover {
    background: var(--toolbar-hover);
}

/* Make shapes draggable */
.shape-dragging {
    cursor: move !important;
}

/* Remove bottom controls as they're no longer needed */
.bottom-controls {
    display: none;
}

.canvas-container.shape-dragging {
    cursor: move;
}

/* Remove these styles */
.modal,
.modal.show,
.modal-content,
.modal-buttons,
#savePromptBtn,
#skipPromptBtn {
    display: none !important;
}

.page-tabs {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #f8f9fa;
    border-top: 1px solid #dee2e6;
    padding: 15px;
    height: 30vh;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    flex-direction: column;
    pointer-events: none;
}

.page-tabs.show {
    display: flex;
    pointer-events: auto;
}

.tab-list {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 15px;
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    align-content: flex-start;
}

.tab {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 200px;
    max-width: 300px;
    height: 50px;
}

.tab-name {
    flex: 1;
    min-width: 100px;
    outline: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Add a container for the action buttons */
.tab-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    padding: 10px;
    border-top: 1px solid #dee2e6;
}

#addTabBtn,
#saveAllBtn {
    padding: 10px 20px;
    border-radius: 4px;
    background: white;
    border: 1px solid #dee2e6;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    font-size: 14px;
}

#addTabBtn i,
#saveAllBtn i {
    margin-right: 8px;
}

.tab:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.tab.active {
    background: #007bff;
    color: white;
    border-color: #0056b3;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.2);
}

/* Scrollbar styling for the tab list */
.tab-list::-webkit-scrollbar {
    height: 8px;
    width: 8px;
}

.tab-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

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

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

/* Add a tabs toggle button */
#toggleTabsBtn {
    position: fixed;
    bottom: 20px;
    right: 80px;
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 8px 12px;
    cursor: pointer;
    z-index: 1001;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
}

#toggleTabsBtn:hover {
    background: #e9ecef;
    transform: translateY(-1px);
}

/* Ensure controls stay on top */
.floating-controls,
.page-controls,
#toggleTabsBtn {
    z-index: 1002;
}

/* Adjust canvas container when tabs are shown */
.canvas-container.tabs-visible {
    height: calc(100% - 30vh);
    transition: height 0.3s ease;
}