/* Global Styles */
:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
}

[data-theme="dark"] {
    --background-color: #0f172a;
    --surface-color: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
}

/* Loading Container */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background-color: var(--background-color);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    margin-top: 16px;
    color: var(--text-secondary);
    font-size: 14px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Canvas Styles */
.canvas-container {
    position: relative;
    width: 100%;
    height: 600px;
    background-color: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.drawing-canvas {
    width: 100%;
    height: 100%;
    cursor: crosshair;
    touch-action: none;
}

.drawing-canvas.eraser-mode {
    cursor: grab;
}

/* Image Card Styles */
.image-card {
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    cursor: pointer;
}

.image-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Job Item Styles */
.job-item {
    transition: background-color 0.2s ease-in-out;
    cursor: pointer;
}

.job-item:hover {
    background-color: var(--background-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .canvas-container {
        height: 400px;
    }
    
    .mud-grid {
        padding: 8px;
    }
}

/* Custom Component Styles */
.drawing-tool-button {
    min-width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease-in-out;
}

.drawing-tool-button:hover {
    background-color: var(--primary-color);
    color: white;
    transform: scale(1.05);
}

.drawing-tool-button.active {
    background-color: var(--primary-color);
    color: white;
}

.color-palette-button {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: all 0.2s ease-in-out;
}

.color-palette-button:hover {
    transform: scale(1.1);
    border-color: var(--primary-color);
}

.color-palette-button.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-up {
    animation: slideUp 0.3s ease-in-out;
}

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

.scale-in {
    animation: scaleIn 0.2s ease-in-out;
}

@keyframes scaleIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* Utility Classes */
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-muted {
    color: var(--text-secondary) !important;
}

.w-100 {
    width: 100%;
}

.h-100 {
    height: 100%;
}

.d-flex {
    display: flex;
}

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

.justify-center {
    justify-content: center;
}

.justify-space-between {
    justify-content: space-between;
}

.flex-column {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

/* Spacing Utilities */
.pa-1 { padding: 4px; }
.pa-2 { padding: 8px; }
.pa-3 { padding: 12px; }
.pa-4 { padding: 16px; }
.pa-5 { padding: 20px; }

.ma-1 { margin: 4px; }
.ma-2 { margin: 8px; }
.ma-3 { margin: 12px; }
.ma-4 { margin: 16px; }
.ma-5 { margin: 20px; }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 20px; }

.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }

.mr-1 { margin-right: 4px; }
.mr-2 { margin-right: 8px; }
.mr-3 { margin-right: 12px; }
.mr-4 { margin-right: 16px; }
.mr-5 { margin-right: 20px; }

.ml-1 { margin-left: 4px; }
.ml-2 { margin-left: 8px; }
.ml-3 { margin-left: 12px; }
.ml-4 { margin-left: 16px; }
.ml-5 { margin-left: 20px; }

.mx-1 { margin-left: 4px; margin-right: 4px; }
.mx-2 { margin-left: 8px; margin-right: 8px; }
.mx-3 { margin-left: 12px; margin-right: 12px; }
.mx-4 { margin-left: 16px; margin-right: 16px; }
.mx-5 { margin-left: 20px; margin-right: 20px; }

.my-1 { margin-top: 4px; margin-bottom: 4px; }
.my-2 { margin-top: 8px; margin-bottom: 8px; }
.my-3 { margin-top: 12px; margin-bottom: 12px; }
.my-4 { margin-top: 16px; margin-bottom: 16px; }
.my-5 { margin-top: 20px; margin-bottom: 20px; }