:root {
    --bg-color: #050505;
    --text-color: #00ff41; 
    --ui-bg: #0a0a0c;
    --ui-border: rgba(0, 255, 65, 0.3);
    --accent: #00ff41;
    --accent-hover: #33ff66;
    --danger: #ff3366;
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: #fff;
    font-family: var(--font-sans);
    overflow: hidden; 
    width: 100vw;
    height: 100vh;
}

#app {
    display: flex;
    width: 100%;
    height: 100%;
    flex-direction: row;
}

#canvasContainer {
    flex: 1;
    position: relative;
    background-color: #000;
    overflow: hidden;
}

canvas#mainCanvas {
    display: block;
    width: 100%;
    height: 100%;
}

/* Sidebar UI Controls */
#sidebarControls {
    width: 350px;
    background: var(--ui-bg);
    border-left: 1px solid var(--ui-border);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    box-shadow: -4px 0 20px rgba(0,0,0,0.5);
    z-index: 10;
    overflow-y: auto;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 0.75rem;
}

h1 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    letter-spacing: 1px;
    color: var(--accent);
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
    font-weight: 700;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: #aaa;
}

.dot {
    width: 8px;
    height: 8px;
    background-color: var(--danger);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--danger);
}
.dot.active {
    background-color: var(--accent);
    box-shadow: 0 0 8px var(--accent);
}

.controls-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.control-group label {
    font-size: 0.95rem;
    color: #eee;
    font-weight: 600;
}

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

input[type="range"] {
    flex: 1;
    accent-color: var(--accent);
    height: 4px;
    background: rgba(255,255,255,0.2);
    border-radius: 2px;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%; 
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent);
}

#resolutionValue {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    min-width: 4ch;
    text-align: right;
    color: var(--accent);
}

select {
    background: rgba(0,0,0,0.6);
    color: #fff;
    border: 1px solid var(--ui-border);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-family: var(--font-sans);
    outline: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    width: 100%;
}

select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 8px rgba(0, 255, 65, 0.3);
}

.actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.btn {
    width: 100%;
    background: rgba(0,0,0,0.4);
    color: #fff;
    border: 1px solid var(--ui-border);
    padding: 0.8rem;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.btn:hover {
    background: rgba(0, 255, 65, 0.15);
    border-color: var(--accent-hover);
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.3);
    transform: translateY(-2px);
}

.btn-record {
    border-color: rgba(255, 51, 102, 0.4);
    color: #ffb3c6;
}

.btn-record:hover {
    background: rgba(255, 51, 102, 0.15);
    border-color: var(--danger);
    box-shadow: 0 0 15px rgba(255, 51, 102, 0.3);
}

.btn-record.recording {
    background: rgba(255, 51, 102, 0.2);
    border-color: var(--danger);
    color: #fff;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(255, 51, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 51, 102, 0); }
}

/* Toggle Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
}

.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: .4s;
  border: 1px solid rgba(255,255,255,0.2);
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: #888;
  transition: .4s;
}

input:checked + .slider {
  background-color: rgba(0, 255, 65, 0.2);
  border-color: var(--accent);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--accent);
}

input:checked + .slider:before {
  transform: translateX(24px);
  background-color: var(--accent);
  box-shadow: 0 0 5px var(--accent);
}

.slider.round {
  border-radius: 34px;
}

.slider.round:before {
  border-radius: 50%;
}

/* Responsive */
@media (max-width: 768px) {
    #app {
        flex-direction: column;
    }
    #sidebarControls {
        width: 100%;
        height: 40vh;
        border-left: none;
        border-top: 1px solid var(--ui-border);
    }
    #canvasContainer {
        height: 60vh;
    }
}