/* Markov Chain Simulation Styles */

/* Container */
.markov-container {
    font-family: 'Courier New', monospace;
    background: #0a0a0f;
    color: #e0e0e0;
    padding: 15px;
    border-radius: 8px;
    max-width: 800px;
    margin: 0 auto;
}

/* Control Panel */
.markov-container .control-panel {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 12px 15px;
    margin-bottom: 15px;
}

.markov-container .section-label {
    color: #4fc3f7;
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.markov-container .control-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 8px 0;
    flex-wrap: wrap;
}

.markov-container .control-row label {
    color: #aaa;
    font-size: 12px;
    min-width: 60px;
}

.markov-container .control-row button {
    background: linear-gradient(180deg, #2a4a6a 0%, #1a3a5a 100%);
    border: 1px solid #3a5a7a;
    color: #fff;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    transition: all 0.2s;
}

.markov-container .control-row button:hover {
    background: linear-gradient(180deg, #3a5a7a 0%, #2a4a6a 100%);
    border-color: #4fc3f7;
}

.markov-container .control-row button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.markov-container .control-row button.active {
    background: linear-gradient(180deg, #1a6a4a 0%, #0a5a3a 100%);
    border-color: #4CAF50;
}

.markov-container input[type="range"] {
    width: 80px;
    accent-color: #4fc3f7;
}

.markov-container .value-display {
    color: #4fc3f7;
    font-size: 11px;
    min-width: 40px;
}

/* Preset Select */
.markov-container .preset-select {
    background: #1a2a3a;
    border: 1px solid #3a5a7a;
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

/* Main Visualization Area */
.markov-container .main-area {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.markov-container .canvas-wrapper {
    flex: 1;
    background: #0d1117;
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 10px;
}

.markov-container .canvas-label {
    color: #4fc3f7;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    text-align: center;
}

.markov-container canvas {
    display: block;
    background: #0a0a14;
    border-radius: 4px;
    margin: 0 auto;
}

/* Matrix Panel */
.markov-container .matrix-panel {
    width: 280px;
    background: #0d1117;
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 10px;
}

.markov-container .matrix-title {
    color: #ffb74d;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    text-align: center;
}

/* Transition Matrix Table */
.markov-container .matrix-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 15px;
}

.markov-container .matrix-table th {
    background: #1a2a3a;
    color: #4fc3f7;
    padding: 6px 4px;
    font-size: 11px;
    border: 1px solid #2a3a5a;
}

.markov-container .matrix-table td {
    padding: 4px;
    border: 1px solid #2a3a5a;
    text-align: center;
}

.markov-container .matrix-table .row-header {
    background: #1a2a3a;
    color: #ffb74d;
    font-weight: bold;
    font-size: 11px;
    width: 40px;
}

.markov-container .matrix-table input {
    width: 50px;
    background: #1a1a2e;
    border: 1px solid #3a4a5a;
    color: #fff;
    padding: 4px;
    text-align: center;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    border-radius: 3px;
}

.markov-container .matrix-table input:focus {
    outline: none;
    border-color: #4fc3f7;
    box-shadow: 0 0 5px rgba(79, 195, 247, 0.3);
}

.markov-container .matrix-table input.invalid {
    border-color: #f44336;
    background: #2a1a1a;
}

.markov-container .row-sum {
    color: #888;
    font-size: 10px;
    margin-left: 5px;
}

.markov-container .row-sum.valid {
    color: #4CAF50;
}

.markov-container .row-sum.invalid {
    color: #f44336;
}

/* Statistics Section */
.markov-container .stats-section {
    margin-top: 10px;
}

.markov-container .stats-title {
    color: #81c784;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.markov-container .stat-bar-container {
    margin: 6px 0;
}

.markov-container .stat-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #aaa;
    margin-bottom: 3px;
}

.markov-container .stat-bar-track {
    height: 16px;
    background: #1a1a2e;
    border-radius: 3px;
    overflow: hidden;
    border: 1px solid #2a3a5a;
}

.markov-container .stat-bar-fill {
    height: 100%;
    transition: width 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 4px;
    font-size: 9px;
    color: #fff;
    text-shadow: 0 0 2px rgba(0,0,0,0.5);
}

/* State Colors */
.markov-container .state-a { background: linear-gradient(90deg, #f44336, #e57373); }
.markov-container .state-b { background: linear-gradient(90deg, #4CAF50, #81c784); }
.markov-container .state-c { background: linear-gradient(90deg, #2196F3, #64b5f6); }
.markov-container .state-d { background: linear-gradient(90deg, #ff9800, #ffb74d); }
.markov-container .state-e { background: linear-gradient(90deg, #9c27b0, #ba68c8); }

/* Info Panel */
.markov-container .info-panel {
    background: #0d1117;
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 12px;
    margin-top: 10px;
}

.markov-container .info-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 12px;
    border-bottom: 1px solid #1a2a3a;
}

.markov-container .info-row:last-child {
    border-bottom: none;
}

.markov-container .info-label {
    color: #888;
}

.markov-container .info-value {
    color: #4fc3f7;
    font-weight: bold;
}

.markov-container .info-value.state-active {
    color: #4CAF50;
}

/* History Panel */
.markov-container .history-panel {
    background: #0d1117;
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 10px;
    margin-top: 10px;
}

.markov-container .history-title {
    color: #ce93d8;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.markov-container .history-sequence {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    max-height: 60px;
    overflow-y: auto;
    font-size: 11px;
}

.markov-container .history-item {
    padding: 2px 6px;
    border-radius: 3px;
    color: #fff;
}

.markov-container .history-item.state-0 { background: #f44336; }
.markov-container .history-item.state-1 { background: #4CAF50; }
.markov-container .history-item.state-2 { background: #2196F3; }
.markov-container .history-item.state-3 { background: #ff9800; }
.markov-container .history-item.state-4 { background: #9c27b0; }

/* Steady State Panel */
.markov-container .steady-state-panel {
    background: #1a1a2e;
    border: 1px solid #3a4a6a;
    border-radius: 4px;
    padding: 8px;
    margin-top: 10px;
}

.markov-container .steady-state-title {
    color: #ffb74d;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.markov-container .steady-state-values {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    font-size: 11px;
}

.markov-container .steady-state-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.markov-container .steady-state-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

/* Legend */
.markov-container .legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 8px;
    background: #1a1a2e;
    border-radius: 4px;
    margin-top: 10px;
}

.markov-container .legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: #aaa;
}

.markov-container .legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

/* Animation Packet */
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 10px rgba(255, 215, 0, 0.5); }
    50% { box-shadow: 0 0 20px rgba(255, 215, 0, 0.8); }
}

.markov-container .current-state-glow {
    animation: pulse-glow 1s infinite;
}

/* Normalize Button */
.markov-container .normalize-btn {
    background: linear-gradient(180deg, #5a4a2a 0%, #4a3a1a 100%);
    border: 1px solid #7a6a3a;
    color: #ffb74d;
    padding: 4px 8px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 10px;
    margin-top: 5px;
}

.markov-container .normalize-btn:hover {
    background: linear-gradient(180deg, #6a5a3a 0%, #5a4a2a 100%);
}

/* Trajectory Graph Panel */
.markov-container .trajectory-panel {
    background: #0d1117;
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 10px;
    margin-top: 10px;
}

.markov-container .trajectory-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.markov-container .trajectory-title {
    color: #81c784;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.markov-container .trajectory-legend {
    display: flex;
    gap: 12px;
    font-size: 10px;
}

.markov-container .trajectory-legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.markov-container .trajectory-legend-line {
    width: 20px;
    height: 3px;
    border-radius: 1px;
}

.markov-container #trajectory-canvas {
    display: block;
    background: #0a0a14;
    border-radius: 4px;
    width: 100%;
}

.markov-container .trajectory-info {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 10px;
    color: #666;
}

.markov-container .trajectory-x-label {
    color: #888;
}

.markov-container .trajectory-note {
    color: #666;
    font-style: italic;
}

/* Decision Panel - Shows how next state is determined */
.markov-container .decision-panel {
    background: #0d1117;
    border: 1px solid #2a3a5a;
    border-radius: 6px;
    padding: 10px;
    margin-top: 10px;
}

.markov-container .decision-title {
    color: #ce93d8;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    text-align: center;
}

.markov-container .decision-content {
    font-size: 11px;
}

.markov-container .decision-idle {
    color: #666;
    text-align: center;
    padding: 10px;
}

.markov-container .decision-step {
    margin: 6px 0;
    padding: 6px 8px;
    background: #1a1a2e;
    border-radius: 4px;
    border-left: 3px solid #3a4a6a;
}

.markov-container .decision-step.active {
    border-left-color: #ffd700;
    background: #252540;
}

.markov-container .decision-step-label {
    color: #888;
    font-size: 10px;
    margin-bottom: 3px;
}

.markov-container .decision-step-value {
    color: #fff;
}

.markov-container .decision-prob-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.markov-container .decision-prob-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    background: #252540;
    border-radius: 3px;
    font-size: 10px;
}

.markov-container .decision-prob-item.winner {
    background: #2a4a2a;
    border: 1px solid #4CAF50;
}

.markov-container .decision-prob-item.checked {
    opacity: 0.5;
}

.markov-container .decision-number-line {
    position: relative;
    height: 30px;
    margin: 8px 0;
    display: flex;
    border-radius: 3px;
    overflow: hidden;
}

.markov-container .decision-segment {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
}

.markov-container .decision-random-marker {
    position: absolute;
    top: -8px;
    transform: translateX(-50%);
    color: #ffd700;
    font-size: 10px;
    font-weight: bold;
}

.markov-container .decision-random-arrow {
    position: absolute;
    top: -2px;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #ffd700;
}

.markov-container .decision-result {
    text-align: center;
    padding: 8px;
    background: linear-gradient(135deg, #1a3a1a 0%, #0a2a0a 100%);
    border: 1px solid #4CAF50;
    border-radius: 4px;
    margin-top: 8px;
}

.markov-container .decision-result-text {
    color: #81c784;
    font-weight: bold;
}

/* Responsive */
@media (max-width: 800px) {
    .markov-container .main-area {
        flex-direction: column;
    }
    
    .markov-container .matrix-panel {
        width: 100%;
    }
}