:root {
    --bg-primary: #050608;
    --bg-sidebar: #010204;
    --bg-glass: rgba(8, 11, 16, 0.75);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glass-focus: rgba(255, 255, 255, 0.2);
    
    --accent-orange: #ff7b72;
    --accent-blue: #3890ff;
    --accent-cyan: #00f2fe;
    --accent-green: #56d364;
    --accent-purple: #bc8cff;
    --accent-magenta: #ff007f;
    
    --text-main: #f0f6fc;
    --text-muted: #8b949e;
    
    --font-sans: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --transition-speed: 0.3s;
    --border-radius: 16px;
    --shadow-glow: 0 8px 32px 0 rgba(0, 242, 254, 0.06);
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    font-family: var(--font-sans);
    height: 100vh;
    overflow: hidden;
}

.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-glow);
}

.app-container {
    display: flex;
    width: 100vw;
    height: 100vh;
    padding: 1rem;
    gap: 1rem;
}

.workspace {
    flex-grow: 1;
    height: 100%;
}

.canvas-container {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #010204;
}

.mode-badge {
    position: absolute;
    top: 1.25rem;
    left: 1.25rem;
    padding: 0.5rem 1rem;
    background: rgba(4, 6, 10, 0.85);
    border: 1px solid var(--border-glass);
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--accent-cyan);
    z-index: 10;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.control-panel {
    width: 360px;
    height: 100%;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    overflow-y: auto;
}

.panel-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 1rem;
}

.panel-header h2 {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.sub-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.75rem;
}

.panel-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.controls-content {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    flex-grow: 1;
}

.control-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.control-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
}

.val-display {
    color: var(--accent-cyan);
    font-family: var(--font-mono);
    font-weight: 700;
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.08);
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    box-shadow: 0 0 8px rgba(0, 242, 254, 0.4);
    transition: transform 0.1s, background-color 0.2s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--accent-magenta);
}

.select-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.select-item label {
    font-size: 0.85rem;
    font-weight: 600;
}

.glass-select {
    width: 100%;
    padding: 0.65rem;
    background: rgba(1, 2, 4, 0.5);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
}

.glass-select:focus {
    border-color: var(--accent-cyan);
}

.glass-select option {
    background: var(--bg-primary);
    color: var(--text-main);
}

.checkbox-item {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 38px;
    height: 20px;
    flex-shrink: 0;
}

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

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

.slider-round:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    transition: .3s;
}

input:checked + .slider-round {
    background-color: var(--accent-cyan);
}

input:checked + .slider-round:before {
    transform: translateX(18px);
}

.checkbox-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.panel-telemetry {
    margin-top: 1.5rem;
    border-top: 1px dashed var(--border-glass);
    padding-top: 1.25rem;
}

.panel-telemetry h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.panel-telemetry h4 i {
    color: var(--accent-cyan);
}

.telemetry-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.telemetry-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.tel-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
}

.tel-val {
    font-size: 0.85rem;
    font-family: var(--font-mono);
    font-weight: 700;
}

.tel-val.good { color: var(--accent-green); }
.tel-val.warn { color: var(--accent-orange); }
.tel-val.info { color: var(--accent-cyan); }
.tel-val.special { color: var(--accent-purple); }

.control-panel::-webkit-scrollbar {
    width: 6px;
}

.control-panel::-webkit-scrollbar-track {
    background: transparent;
}

.control-panel::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.control-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   Responsive Mobile Media Query Layout
   ========================================================================== */
@media (max-width: 768px) {
    body {
        overflow-y: auto;
    }
    
    .app-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
        padding: 0.5rem;
        gap: 0.5rem;
    }
    
    .workspace {
        height: 50vh;
        min-height: 320px;
    }
    
    .control-panel {
        width: 100%;
        height: auto;
        padding: 1.25rem;
        flex-grow: 1;
        overflow-y: visible;
    }
}