@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&family=Fira+Code:wght@400;500&display=swap');

:root {
    --bg-dark: #070913;
    --bg-glass: rgba(13, 17, 37, 0.7);
    --border-glow: rgba(56, 139, 253, 0.2);
    --border-glow-hover: rgba(56, 139, 253, 0.4);
    
    --accent-cyan: #00f0ff;
    --accent-purple: #bd00ff;
    --accent-green: #39ff14;
    --accent-yellow: #ffee00;
    
    --text-main: #f0f3ff;
    --text-sub: #8ea1c4;
    --font-display: 'Outfit', sans-serif;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'Fira Code', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    overflow: hidden;
    height: 100vh;
    display: flex;
    flex-direction: column;
    /* Space cybernetic background grid */
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(189, 0, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.05) 0%, transparent 40%),
        linear-gradient(rgba(255, 255, 255, 0.007) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.007) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
}

/* Header */
header {
    background: rgba(7, 9, 19, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-glow);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    z-index: 10;
}

header h1 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 8px;
}

header h1::before {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    background-color: var(--accent-cyan);
    box-shadow: 0 0 10px var(--accent-cyan);
    border-radius: 50%;
}

.system-status {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-sub);
}

.status-badge {
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--accent-cyan);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.15);
}

/* Main Workspace Layout */
.workspace {
    display: flex;
    flex: 1;
    height: calc(100vh - 64px);
    overflow: hidden;
}

/* Sidebar Controls */
.sidebar {
    width: 360px;
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    border-right: 1px solid var(--border-glow);
    display: flex;
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    overflow-y: auto;
    z-index: 5;
    box-shadow: 10px 0 30px rgba(0, 0, 0, 0.5);
}

/* Customize Scrollbar for Sidebar */
.sidebar::-webkit-scrollbar {
    width: 6px;
}
.sidebar::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
    background: var(--border-glow);
    border-radius: 4px;
}
.sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--border-glow-hover);
}

.section-title {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-cyan);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.3), transparent);
}

.control-group {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all 0.3s ease;
}

.control-group:hover {
    border-color: var(--border-glow);
    box-shadow: 0 0 10px rgba(56, 139, 253, 0.05);
}

label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-sub);
    font-weight: 500;
}

label span.val {
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}

select, input[type="text"] {
    width: 100%;
    background: rgba(7, 9, 19, 0.8);
    border: 1px solid var(--border-glow);
    border-radius: 4px;
    color: var(--text-main);
    padding: 8px 12px;
    font-size: 13px;
    font-family: var(--font-sans);
    outline: none;
    transition: all 0.3s ease;
}

select:focus, input[type="text"]:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.25);
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    margin: 6px 0;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    box-shadow: 0 0 8px var(--accent-cyan);
    transition: transform 0.1s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

/* Checkbox Toggle */
.toggle-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-sub);
}

/* Switch Toggle Styling */
.switch {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    transition: .3s;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.slider:before {
    position: absolute;
    content: "";
    height: 12px;
    width: 12px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-sub);
    transition: .3s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: rgba(0, 240, 255, 0.2);
    border-color: var(--accent-cyan);
}

input:checked + .slider:before {
    transform: translateX(16px);
    background-color: var(--accent-cyan);
    box-shadow: 0 0 8px var(--accent-cyan);
}

/* Buttons */
.btn {
    width: 100%;
    padding: 10px 16px;
    border-radius: 6px;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), #0077ff);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.5);
}

.btn-secondary {
    background: rgba(189, 0, 255, 0.1);
    border: 1px solid rgba(189, 0, 255, 0.3);
    color: var(--text-main);
    box-shadow: 0 4px 15px rgba(189, 0, 255, 0.05);
}

.btn-secondary:hover {
    background: rgba(189, 0, 255, 0.2);
    border-color: var(--accent-purple);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(189, 0, 255, 0.2);
}

.btn-success {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
    color: #fff;
    box-shadow: 0 4px 15px rgba(189, 0, 255, 0.2);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(189, 0, 255, 0.4);
}

/* PreText Logger */
.logger-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 140px;
    border: 1px solid var(--border-glow);
    border-radius: 8px;
    background: rgba(7, 9, 19, 0.9);
    padding: 10px;
}

.logger-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-sub);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 6px;
    margin-bottom: 6px;
}

.logger-body {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-sub);
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.5;
}

/* Main Display Canvas Panel */
.display-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #020308;
    position: relative;
    overflow: hidden;
}

.toolbar {
    height: 48px;
    background: rgba(7, 9, 19, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-glow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 2;
}

.toolbar-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.toolbar-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-sub);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.toolbar-btn:hover, .toolbar-btn.active {
    border-color: var(--accent-cyan);
    color: var(--text-main);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.15);
}

.stats-container {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 12px;
    color: var(--text-sub);
}

.stat-item span {
    color: var(--accent-cyan);
    font-weight: 600;
}

/* Canvas Area */
.canvas-wrapper {
    flex: 1;
    width: 100%;
    height: 100%;
    position: relative;
    cursor: grab;
}

.canvas-wrapper:active {
    cursor: grabbing;
}

canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* UI Overlay elements */
.zoom-controls {
    position: absolute;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 3;
}

.zoom-btn {
    width: 36px;
    height: 36px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glow);
    border-radius: 50%;
    color: var(--text-main);
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.zoom-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
    transform: scale(1.05);
}

/* Tooltip */
.canvas-tooltip {
    position: absolute;
    background: rgba(7, 9, 19, 0.95);
    border: 1px solid var(--accent-cyan);
    color: var(--text-main);
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 12px;
    pointer-events: none;
    z-index: 100;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.2);
    display: none;
    font-family: var(--font-sans);
}

.canvas-tooltip .title {
    font-weight: 700;
    color: var(--accent-cyan);
    margin-bottom: 4px;
}

.canvas-tooltip .info {
    font-family: var(--font-mono);
    color: var(--text-sub);
    font-size: 11px;
}

/* Spinner */
.spinner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(7, 9, 19, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    z-index: 10;
    display: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(0, 240, 255, 0.1);
    border-top: 3px solid var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
}

.spinner-text {
    font-family: var(--font-display);
    font-size: 15px;
    color: var(--accent-cyan);
    letter-spacing: 0.5px;
}

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