:root {
    --bg-base: #0f0f11;
    --bg-surface: #18181b;
    --bg-elevated: #27272a;
    --border-color: #3f3f46;
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
    
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;

    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
    background-color: var(--bg-base);
    color: var(--text-main);
    font-family: var(--font-sans);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

h1, h2, h3 {
    font-weight: 600;
}

/* Layout */
.layout {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 0 1.5rem;
    height: 60px;
    flex-shrink: 0;
}

.title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-main);
}

.title-group h1 {
    font-size: 1.1rem;
    letter-spacing: -0.01em;
}

.title-group i {
    color: var(--text-muted);
}

.connection-group {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%; /* Allow dots to be circular */
}

.dot.disconnected { background-color: var(--danger); box-shadow: 0 0 5px var(--danger); }
.dot.syncing { background-color: var(--warning); box-shadow: 0 0 5px var(--warning); }
.dot.ready { background-color: var(--success); box-shadow: 0 0 5px var(--success); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    border-radius: 4px;
    background-color: var(--bg-elevated);
    color: var(--text-main);
    transition: all 0.2s;
}

.btn:hover:not(:disabled) {
    background-color: var(--border-color);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
}

.icon-btn:hover {
    color: var(--text-main);
    background-color: var(--border-color);
}

.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Sidebars */
.sidebar {
    width: 300px;
    background-color: var(--bg-surface);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.5rem;
    overflow-y: auto;
    border-right: 1px solid var(--border-color);
}

.right-sidebar {
    border-right: none;
    border-left: 1px solid var(--border-color);
}

.panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.panel h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

/* Drawing Tools */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.tool-btn {
    background-color: var(--bg-elevated);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
}

.tool-btn:hover {
    color: var(--text-main);
    background-color: var(--border-color);
}

.tool-btn.active {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border-color: var(--primary);
}

/* Color Picker */
.color-section label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    display: block;
}

.color-picker-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

input[type="color"] {
    -webkit-appearance: none;
    border: 1px solid var(--border-color);
    width: 48px;
    height: 48px;
    border-radius: 4px;
    padding: 0;
    cursor: pointer;
    background: none;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 2px;
}

input[type="color"]::-webkit-color-swatch {
    border-radius: 2px;
    border: none;
}

.quick-colors {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    flex: 1;
}

.c-swatch {
    width: 20px;
    height: 20px;
    border-radius: 2px;
    border: none;
    cursor: pointer;
    transition: transform 0.1s;
}

.c-swatch:hover {
    transform: scale(1.1);
}

input[type="file"] {
    display: none;
}

.action-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.action-btn {
    width: 100%;
    justify-content: flex-start;
}

/* Toggles */
.modifiers {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.toggle-switch {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

.toggle-switch input {
    display: none;
}

.slider {
    width: 36px;
    height: 20px;
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    position: relative;
    transition: background-color 0.2s;
}

.slider::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 14px; height: 14px;
    background-color: var(--text-muted);
    border-radius: 50%;
    transition: transform 0.2s;
}

.toggle-switch input:checked + .slider {
    background-color: var(--primary);
    border-color: var(--primary);
}

.toggle-switch input:checked + .slider::after {
    transform: translateX(16px);
    background-color: white;
}

.toggle-switch .label {
    font-size: 0.875rem;
    color: var(--text-main);
}

/* Center Canvas */
.canvas-area {
    flex: 1;
    background-color: var(--bg-base);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.canvas-wrapper {
    position: relative;
    border-radius: 8px;
    padding: 16px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

canvas {
    background-color: #000;
    cursor: crosshair;
    image-rendering: pixelated;
    display: block;
    width: 512px;
    max-width: 100%;
    height: auto;
    border-radius: 2px;
}

/* Console Panel */
.console-panel {
    flex: 1;
}

.console-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.console-header h3 {
    padding-bottom: 0;
    border-bottom: none;
    margin-bottom: 0;
}

.log-container {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    flex: 1;
    min-height: 200px;
    padding: 0.75rem;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.log-container div {
    margin-bottom: 2px;
    word-break: break-all;
}

.log-container .tx { color: var(--primary); }
.log-container .rx { color: var(--success); }
.log-container .err { color: var(--danger); }
.log-container .sys { color: var(--warning); }
/* NEW STYLES */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.lang-select {
    background: var(--bg-elevated);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.25rem;
    font-size: 0.8rem;
    outline: none;
    cursor: pointer;
}
.example-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}
.example-img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.2s;
    background-color: black;
    image-rendering: pixelated;
}
.example-img:hover {
    transform: scale(1.05);
    border-color: var(--primary);
}
.badge-count {
    background: var(--border-color);
    color: var(--text-main);
    padding: 0.1rem 0.4rem;
    border-radius: 12px;
    font-size: 0.7rem;
    margin-left: 0.5rem;
}
/* Modal Styles */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal.hidden {
    display: none;
}
.modal-content {
    background: var(--bg-surface);
    padding: 2rem;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    position: relative;
    border: 1px solid var(--border-color);
}
.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
}
.modal-header-img img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    background: #111;
}
.modal-content h2 {
    margin-bottom: 1rem;
}
.hidden {
    display: none !important;
}