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

:root {
    --primary-color: rgb(100, 255, 100);
    --primary-alpha: rgba(100, 255, 100, 0.3);
    --bg-dark: rgba(20, 20, 30, 0.95);
    --bg-darker: rgba(10, 10, 15, 0.98);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --border-color: rgba(100, 255, 100, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: #000;
    color: var(--text-primary);
    overflow: hidden;
    line-height: 1.6;
}

/* Canvas */
#main-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

#loading-screen p {
    margin-top: 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Info Panel */
#info-panel {
    position: fixed;
    left: 20px;
    top: 20px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    min-width: 250px;
    z-index: 100;
    backdrop-filter: blur(10px);
}

#info-panel h2 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
}

.info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
}

.info-row .label {
    color: var(--text-secondary);
}

.info-row .value {
    color: var(--primary-color);
    font-weight: 600;
    font-family: 'Monaco', 'Courier New', monospace;
}

/* Control Panel */
#control-panel {
    position: fixed;
    right: 20px;
    top: 20px;
    width: 380px;
    max-height: calc(100vh - 40px);
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    z-index: 100;
    backdrop-filter: blur(10px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.panel-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h3 {
    font-size: 18px;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 20px;
    padding: 5px 10px;
    transition: color 0.3s;
}

.icon-btn:hover {
    color: var(--primary-color);
}

.panel-content {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.panel-content::-webkit-scrollbar {
    width: 8px;
}

.panel-content::-webkit-scrollbar-track {
    background: rgba(50, 50, 70, 0.3);
    border-radius: 4px;
}

.panel-content::-webkit-scrollbar-thumb {
    background: var(--primary-alpha);
    border-radius: 4px;
}

.panel-content::-webkit-scrollbar-thumb:hover {
    background: rgba(100, 255, 100, 0.5);
}

/* Control Sections */
.control-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.control-section:last-child {
    border-bottom: none;
}

.control-section h4 {
    font-size: 13px;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    font-weight: 600;
}

/* Dimension Selector */
.dimension-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.dim-btn {
    padding: 15px;
    background: rgba(50, 50, 70, 0.6);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.3s ease;
    font-family: 'Georgia', serif;
}

.dim-btn:hover {
    background: rgba(70, 70, 90, 0.8);
    border-color: rgba(100, 255, 100, 0.6);
    transform: translateY(-2px);
}

.dim-btn.active {
    background: var(--primary-alpha);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(100, 255, 100, 0.4);
}

/* Sliders */
.slider-control {
    margin-bottom: 18px;
}

.slider-control label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.slider-control input[type="range"] {
    width: 100%;
    height: 6px;
    background: rgba(100, 255, 100, 0.2);
    outline: none;
    border-radius: 3px;
    -webkit-appearance: none;
    appearance: none;
}

.slider-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(100, 255, 100, 0.6);
    transition: all 0.2s;
}

.slider-control input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 15px rgba(100, 255, 100, 0.8);
}

.slider-control input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    border: none;
    box-shadow: 0 0 10px rgba(100, 255, 100, 0.6);
    transition: all 0.2s;
}

.slider-control input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 15px rgba(100, 255, 100, 0.8);
}

.slider-value {
    float: right;
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 600;
    font-family: 'Monaco', monospace;
}

/* Checkboxes */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s;
}

.checkbox-label:hover {
    color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
    margin-right: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

/* Select */
select {
    width: 100%;
    padding: 12px;
    background: rgba(50, 50, 70, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    outline: none;
    transition: all 0.3s;
}

select:hover {
    border-color: rgba(100, 255, 100, 0.6);
}

select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(100, 255, 100, 0.3);
}

/* Buttons */
button {
    font-family: inherit;
}

.primary-btn {
    width: 100%;
    padding: 14px;
    background: var(--primary-alpha);
    border: 1px solid var(--primary-color);
    color: var(--text-primary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    margin-bottom: 10px;
}

.primary-btn:hover {
    background: rgba(100, 255, 100, 0.5);
    box-shadow: 0 0 20px rgba(100, 255, 100, 0.5);
    transform: translateY(-2px);
}

.secondary-btn {
    width: 100%;
    padding: 12px;
    background: rgba(50, 50, 70, 0.6);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-bottom: 10px;
}

.secondary-btn:hover {
    background: rgba(70, 70, 90, 0.8);
    color: var(--text-primary);
    border-color: rgba(100, 255, 100, 0.5);
}

/* Recording Indicator */
#recording-indicator {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-darker);
    border: 1px solid rgb(255, 100, 100);
    border-radius: 25px;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 200;
    backdrop-filter: blur(10px);
}

.rec-dot {
    width: 12px;
    height: 12px;
    background: rgb(255, 50, 50);
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

#rec-timer {
    font-family: 'Monaco', monospace;
    color: var(--text-primary);
    font-weight: 600;
}

/* Toast Notifications */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px 20px;
    min-width: 250px;
    backdrop-filter: blur(10px);
    animation: slideIn 0.3s ease-out;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.toast-success {
    border-left: 4px solid var(--primary-color);
}

.toast-error {
    border-left: 4px solid rgb(255, 100, 100);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

/* Spectrum Panel */
#spectrum-panel {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    z-index: 100;
    backdrop-filter: blur(10px);
}

#spectrum-canvas {
    display: block;
    border-radius: 6px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    #control-panel {
        width: 320px;
    }
}

@media (max-width: 768px) {
    #info-panel {
        left: 10px;
        top: 10px;
        min-width: 200px;
        padding: 15px;
    }
    
    #control-panel {
        right: 10px;
        top: 10px;
        width: calc(100% - 20px);
        max-width: 400px;
    }
    
    .dimension-selector {
        grid-template-columns: repeat(2, 1fr);
    }
    
    #toast-container {
        right: 10px;
        bottom: 10px;
        left: 10px;
    }
    
    .toast {
        min-width: auto;
    }
}

/* Dark mode optimizations */
@media (prefers-color-scheme: dark) {
    /* Already dark by default */
}

/* Print styles */
@media print {
    #control-panel,
    #info-panel,
    #recording-indicator,
    #toast-container {
        display: none !