/* ============================================================================
   RECTANGULAR WAVEGUIDE SIMULATOR - STYLES
   Interactive 3D visualization of EM fields in waveguides
   ============================================================================ */

/* === CSS Variables === */
:root {
    --wg-bg-primary: #0d1117;
    --wg-bg-secondary: #161b22;
    --wg-bg-tertiary: #21262d;
    --wg-border: #30363d;
    --wg-text-primary: #e6edf3;
    --wg-text-secondary: #8b949e;
    --wg-accent-cyan: #00d4ff;
    --wg-accent-blue: #0084ff;
    --wg-accent-red: #ff6b6b;
    --wg-accent-orange: #ff9500;
    --wg-accent-green: #00ff88;
    --wg-accent-yellow: #ffd93d;
}

/* === Main Container === */
.wg-container {
    background: #000000;
    border-radius: 16px;
    padding: 15px;
    margin: 20px 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    font-family: 'Courier New', monospace;
    color: var(--wg-text-primary);
    max-width: 800px;
}

/* === Main Layout === */
.wg-main-section {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

/* === Canvas Container === */
.wg-canvas-container {
    flex: 1;
    min-width: 470px;
    background: var(--wg-bg-secondary);
    border-radius: 12px;
    padding: 15px;
    border: 1px solid var(--wg-border);
}

.wg-canvas-label {
    font-size: 12px;
    color: var(--wg-text-secondary);
    margin-bottom: 10px;
    font-weight: 600;
}

#wg-canvas-wrapper {
    width: 100%;
    height: 500px;
    background: #000;
    border-radius: 8px;
    position: relative; /* Context for absolute positioning */
    overflow: hidden;
}

/* Three.js canvas positioning */
#wg-canvas-wrapper canvas:not(#wg-plot-canvas) {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

/* Plot canvas positioning (must be above 3D canvas) */
#wg-plot-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Allows mouse control of 3D scene */
    z-index: 10; /* Must be higher than the 3D canvas */
}

/* === Camera Control Buttons === */
.wg-camera-controls {
    position: absolute;
    top: 8px;
    left: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 100;
}

/* === Plot Type Buttons (top right) === */
.wg-plot-type-controls {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    flex-direction: row;
    gap: 4px;
    z-index: 100;
}

.wg-plot-type-btn {
    padding: 6px 10px;
    background: rgba(13, 17, 23, 0.8);
    border: 1px solid var(--wg-border);
    border-radius: 4px;
    color: var(--wg-text-secondary);
    font-size: 10px;
    font-family: 'Courier New', monospace;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.wg-plot-type-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--wg-accent-cyan);
    color: var(--wg-text-primary);
}

.wg-plot-type-btn.active {
    background: var(--wg-accent-cyan);
    border-color: var(--wg-accent-cyan);
    color: #000;
}

.wg-camera-btn {
    width: 28px;
    height: 28px;
    background: rgba(13, 17, 23, 0.8);
    border: 1px solid var(--wg-border);
    border-radius: 4px;
    color: var(--wg-text-primary);
    font-size: 14px;
    font-family: 'Courier New', monospace;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    padding: 0;
}

.wg-camera-btn:hover {
    background: rgba(0, 212, 255, 0.3);
    border-color: var(--wg-accent-cyan);
    transform: scale(1.1);
}

.wg-camera-btn:active {
    transform: scale(0.95);
    background: rgba(0, 212, 255, 0.5);
}

.wg-formula-display {
    margin-top: 10px;
    padding: 8px 12px;
    background: var(--wg-bg-tertiary);
    border-radius: 6px;
    font-size: 11px;
    color: var(--wg-accent-cyan);
    font-family: 'Courier New', monospace;
    border-left: 3px solid var(--wg-accent-cyan);
}

.wg-vector-scale-control {
    margin-top: 10px;
    padding: 8px 12px;
    background: var(--wg-bg-tertiary);
    border-radius: 6px;
    border: 1px solid var(--wg-border);
}

/* === Slider Styles === */
.wg-slider {
    flex: 1;
    height: 8px;
    background: transparent;
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.wg-slider::-webkit-slider-runnable-track {
    width: 100%;
    height: 8px;
    background: rgba(139, 148, 158, 0.3);
    border: 1px solid rgba(139, 148, 158, 0.5);
    border-radius: 4px;
}

.wg-slider::-moz-range-track {
    width: 100%;
    height: 8px;
    background: rgba(139, 148, 158, 0.3);
    border: 1px solid rgba(139, 148, 158, 0.5);
    border-radius: 4px;
}

.wg-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--wg-accent-cyan);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    margin-top: -5px;
    transition: background 0.2s, transform 0.1s;
}

.wg-slider::-webkit-slider-thumb:hover {
    background: var(--wg-accent-blue);
    transform: scale(1.1);
}

.wg-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--wg-accent-cyan);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.wg-slider::-moz-range-thumb:hover {
    background: var(--wg-accent-blue);
    transform: scale(1.1);
}

.wg-slider-value {
    min-width: 40px;
    font-size: 10px;
    color: var(--wg-text-primary);
    font-family: 'Courier New', monospace;
    text-align: right;
}

/* === Animation Control Buttons === */
.wg-anim-controls {
    display: flex;
    gap: 4px;
    justify-content: center;
    align-items: center;
}

.wg-anim-btn {
    padding: 4px 8px;
    background: rgba(13, 17, 23, 0.8);
    border: 1px solid var(--wg-border);
    border-radius: 4px;
    color: var(--wg-text-secondary);
    font-size: 12px;
    font-family: 'Courier New', monospace;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 30px;
}

.wg-anim-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--wg-accent-cyan);
    color: var(--wg-text-primary);
}

.wg-anim-btn.active {
    background: var(--wg-accent-cyan);
    border-color: var(--wg-accent-cyan);
    color: #000;
}

.wg-anim-btn.playing {
    background: var(--wg-accent-green);
    border-color: var(--wg-accent-green);
    color: #000;
}

/* === Control Panel === */
.wg-control-panel {
    min-width: 250px;
    max-width: 280px;
    background: var(--wg-bg-secondary);
    border-radius: 12px;
    padding: 15px;
    border: 1px solid var(--wg-border);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* === Section Titles === */
.wg-section-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--wg-accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

/* === Dividers === */
.wg-divider {
    height: 1px;
    background: var(--wg-border);
    margin: 4px 0;
}

/* === Input Groups === */
.wg-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.wg-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.wg-input-label {
    min-width: 80px;
    font-size: 11px;
    color: var(--wg-text-secondary);
}

.wg-input {
    flex: 1;
    background: var(--wg-bg-tertiary);
    border: 1px solid var(--wg-border);
    border-radius: 4px;
    padding: 6px 8px;
    color: var(--wg-text-primary);
    font-size: 11px;
    font-family: 'Courier New', monospace;
}

.wg-input:focus {
    outline: none;
    border-color: var(--wg-accent-cyan);
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.2);
}

.wg-input-unit {
    min-width: 35px;
    font-size: 10px;
    color: var(--wg-text-secondary);
    text-align: right;
}

.wg-select {
    flex: 1;
    background: var(--wg-bg-tertiary);
    border: 1px solid var(--wg-border);
    border-radius: 4px;
    padding: 6px 8px;
    color: var(--wg-text-primary);
    font-size: 11px;
    font-family: 'Courier New', monospace;
    cursor: pointer;
}

.wg-select:focus {
    outline: none;
    border-color: var(--wg-accent-cyan);
}

/* === Toggle Switches === */
.wg-toggle-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.wg-toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.wg-toggle-label {
    font-size: 11px;
    color: var(--wg-text-secondary);
}

.wg-toggle {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 20px;
}

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

.wg-toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--wg-bg-tertiary);
    border: 1px solid var(--wg-border);
    transition: 0.3s;
    border-radius: 20px;
}

.wg-toggle-slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 3px;
    bottom: 2px;
    background-color: var(--wg-text-secondary);
    transition: 0.3s;
    border-radius: 50%;
}

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

.wg-toggle input:checked + .wg-toggle-slider:before {
    transform: translateX(20px);
    background-color: #fff;
}

/* === Status Box === */
.wg-status-box {
    background: var(--wg-bg-tertiary);
    border-radius: 8px;
    padding: 12px;
    border: 1px solid var(--wg-border);
}

.wg-status-title {
    font-size: 12px;
    font-weight: 700;
    color: var(--wg-accent-green);
    margin-bottom: 8px;
}

.wg-status-title.cutoff {
    color: var(--wg-accent-red);
}

.wg-status-text {
    font-size: 10px;
    color: var(--wg-text-secondary);
    line-height: 1.6;
}

.wg-status-text b {
    color: var(--wg-text-primary);
    font-weight: 600;
}

/* === Responsive Design === */
@media (max-width: 1000px) {
    .wg-main-section {
        flex-direction: column;
    }
    
    .wg-canvas-container {
        min-width: 100%;
    }
    
    .wg-control-panel {
        max-width: 100%;
    }
}