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

:root {
    --base-font: 1rem;
    --color-bg: #0a0a0f;
    --color-panel: #0d1117;
    --color-panel-light: #161b22;
    --color-border: #30363d;
    --color-text: #c9d1d9;
    --color-text-dim: #8b949e;
    --color-accent: #58a6ff;
    --color-accent2: #f0883e;
    --color-success: #238636;
}

body {
    font-family: 'Courier New', monospace;
    font-size: var(--base-font);
    background: var(--color-bg);
    color: #00ff88;
    overflow: hidden;
}

#container {
    display: flex;
    width: 100vw;
    height: 100vh;
}

#viewport-container {
    width: 75%;
    height: 100%;
    position: relative;
}

#viewport1, #viewport2 {
    position: absolute;
    top: 0;
    height: 100%;
}

#viewport1 {
    left: 0;
    width: 50%;
}

#viewport2 {
    left: 50%;
    width: 50%;
    border-left: 2px solid var(--color-border);
    display: flex;
    flex-direction: column;
}

.viewport-tensor-container {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
    z-index: 10;
}

.viewport-tensor-container .ego-tensor-display {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.viewport-tensor-container .ego-tensor-grid {
    background: none !important;
}







#viewport1 canvas, #viewport2 canvas {
    width: 100% !important;
    height: 100% !important;
}

.viewport-label {
    position: absolute;
    top: 1em;
    left: 1em;
    background: rgba(13, 17, 23, 0.95);
    padding: 0.5em 1em;
    border-radius: 4px;
    font-size: 0.875em;
    font-weight: bold;
    letter-spacing: 0.1em;
    border: 1px solid var(--color-border);
    z-index: 10;
    color: var(--color-accent);
}

/* Info Panel - wider for 4K */
#info-panel {
    width: 25%;
    min-width: 320px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-panel) 0%, var(--color-panel-light) 100%);
    border-left: 2px solid var(--color-border);
    display: flex;
    flex-direction: column;
    padding: 1.5em;
    overflow-y: auto;
}

#info-panel h2 {
    font-size: 1em;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1em;
    color: var(--color-accent);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5em;
}

.control-group {
    margin-bottom: 1.25em;
}

.control-label {
    font-size: 0.875em;
    color: var(--color-text-dim);
    margin-bottom: 0.5em;
    display: block;
    letter-spacing: 0.05em;
}

.spin-toggle {
    display: flex;
    align-items: center;
    gap: 0.5em;
    margin-bottom: 0.5em;
}

.spin-toggle input[type="checkbox"] {
    width: 1.25em;
    height: 1.25em;
    accent-color: var(--color-success);
    cursor: pointer;
}

.spin-toggle label {
    color: var(--color-text);
    font-size: 0.875em;
    cursor: pointer;
}

#geometry-select {
    width: 100%;
    background: #21262d;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    padding: 0.6em 0.8em;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 1em;
    cursor: pointer;
}

#geometry-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

#geometry-select optgroup {
    background: #161b22;
    color: var(--color-accent);
    font-weight: bold;
    font-style: normal;
}

#geometry-select option {
    background: #21262d;
    color: var(--color-text);
    padding: 0.5em;
}

canvas {
    display: block;
}

/* Stats Section */
.stats {
    margin-top: 1em;
    font-size: 1em;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 0.75em;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5em 0;
    border-bottom: 1px solid #21262d;
    color: var(--color-text);
}

.stat-row:last-child {
    border-bottom: none;
}

.stat-value {
    color: var(--color-accent2);
    font-weight: bold;
}

/* Mode Toggle */
.mode-toggle {
    display: flex;
    gap: 0.5em;
    margin-bottom: 0.75em;
}

.mode-btn {
    flex: 1;
    padding: 0.75em 1em;
    background: #21262d;
    border: 2px solid var(--color-border);
    color: var(--color-text-dim);
    font-family: 'Courier New', monospace;
    font-size: 0.875em;
    font-weight: bold;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.mode-btn:hover {
    background: #30363d;
    color: var(--color-text);
}

.mode-btn.active {
    background: var(--color-success);
    border-color: #2ea043;
    color: #fff;
}

/* Agent marker label */
.agent-info {
    position: absolute;
    bottom: 1em;
    right: 1em;
    background: rgba(13, 17, 23, 0.95);
    padding: 0.5em 1em;
    border-radius: 4px;
    font-size: 0.875em;
    border: 2px solid var(--color-accent2);
    color: var(--color-accent2);
    font-weight: bold;
}

/* First Person View styling */
#viewport2.ego-mode {
    background: linear-gradient(180deg, #1a1a2e 0%, #0a0a0f 100%);
}