/**
 * Simulators Stylesheet
 * Styling for all interactive simulator components
 */

/* ═══════════════════════════════════════════════════════════════
   SIMULATOR CARDS - Base Styling
   ═══════════════════════════════════════════════════════════════ */

.simulators-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin: 4rem -2rem;
}

.simulators-section h2 {
    text-align: center;
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.simulators-section .section-subtitle {
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.simulators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 500px), 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.simulator-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.simulator-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.simulator-card.explosion {
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.simulator-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.simulator-header i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.simulator-header h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.8rem;
}

.simulator-subtitle {
    margin: 0;
    opacity: 0.9;
    font-size: 1rem;
}

.simulator-body {
    padding: 2rem;
}

/* ═══════════════════════════════════════════════════════════════
   INPUT GROUPS
   ═══════════════════════════════════════════════════════════════ */

.input-group {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 8px;
    transition: background 0.3s;
}

.input-group.flash {
    background: #dbeafe;
    animation: flashBg 0.3s;
}

@keyframes flashBg {
    0%, 100% { background: #f9fafb; }
    50% { background: #bfdbfe; }
}

.input-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: #374151;
}

.tooltip {
    cursor: help;
    font-size: 0.9rem;
}

.input-group input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    transition: border-color 0.3s;
}

.input-group input[type="number"]:focus {
    outline: none;
    border-color: #667eea;
}

.input-group input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e5e7eb;
    outline: none;
    -webkit-appearance: none;
}

.input-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    transition: transform 0.2s;
}

.input-group input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.input-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    border: none;
}

.input-value {
    display: block;
    text-align: right;
    color: #6b7280;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* ═══════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════ */

.calculator-button-group, .action-buttons {
    display: flex;
    gap: 1rem;
    margin: 1.5rem 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #6b7280;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #4b5563;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-danger {
    background: #ef4444;
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ═══════════════════════════════════════════════════════════════
   RESULTS & STATS
   ═══════════════════════════════════════════════════════════════ */

.results-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.result-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
}

.result-label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.result-value {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.result-subtext {
    font-size: 0.85rem;
    opacity: 0.8;
}

.result-subtext.status-good { color: #10b981; }
.result-subtext.status-warning { color: #f59e0b; }
.result-subtext.status-danger { color: #ef4444; }

/* ═══════════════════════════════════════════════════════════════
   PROGRESS BARS
   ═══════════════════════════════════════════════════════════════ */

.progress-visualization {
    margin: 2rem 0;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #374151;
}

.progress-bar-container {
    position: relative;
    height: 40px;
}

.progress-bar {
    height: 100%;
    background: #e5e7eb;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: #10b981;
    border-radius: 20px;
    transition: width 0.8s cubic-bezier(0.4, 0.0, 0.2, 1), background-color 0.3s;
}

.progress-fill.shake {
    animation: shake 0.5s;
}

.progress-marker {
    position: absolute;
    top: -25px;
    transform: translateX(-50%);
    font-size: 0.85rem;
    color: #6b7280;
}

/* ═══════════════════════════════════════════════════════════════
   FEEDBACK MESSAGES
   ═══════════════════════════════════════════════════════════════ */

.feedback-container {
    margin-top: 2rem;
}

.feedback-message {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.feedback-success {
    background: #d1fae5;
    border-left-color: #10b981;
}

.feedback-good {
    background: #dbeafe;
    border-left-color: #3b82f6;
}

.feedback-warning {
    background: #fef3c7;
    border-left-color: #f59e0b;
}

.feedback-danger {
    background: #fee2e2;
    border-left-color: #ef4444;
}

.feedback-critical {
    background: #fecaca;
    border-left-color: #dc2626;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.feedback-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.feedback-text {
    flex: 1;
    color: #1f2937;
}

/* ═══════════════════════════════════════════════════════════════
   CONTEXT WINDOW VISUALIZER
   ═══════════════════════════════════════════════════════════════ */

.context-window-container {
    background: #f9fafb;
    border-radius: 12px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.window-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e5e7eb;
}

.window-label {
    font-weight: 600;
    color: #374151;
}

.window-capacity {
    color: #6b7280;
    font-size: 0.9rem;
}

.window-stats {
    font-size: 1.2rem;
    font-weight: bold;
    color: #667eea;
}

.blocks-container {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 8px;
    margin: 2rem 0;
    min-height: 160px;
}

.context-block {
    aspect-ratio: 1;
    border-radius: 8px;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
}

.context-block.empty {
    background: #e5e7eb;
    border: 2px dashed #d1d5db;
}

.context-block.conversation {
    background: #3b82f6;
}

.context-block.files {
    background: #10b981;
}

.context-block.tools {
    background: #f59e0b;
}

.context-block.pop-in {
    animation: popIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.context-block.pop-out {
    animation: popOut 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes popIn {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes popOut {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); }
    100% { transform: scale(0); opacity: 0; }
}

.window-legend {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #6b7280;
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}

.conversation-color { background: #3b82f6; }
.files-color { background: #10b981; }
.tools-color { background: #f59e0b; }
.empty-color { background: #e5e7eb; border: 2px dashed #d1d5db; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.stat-card {
    background: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    border: 2px solid #e5e7eb;
}

.stat-label {
    font-size: 0.85rem;
    color: #6b7280;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1f2937;
}

.stat-value.status-good { color: #10b981; }
.stat-value.status-warning { color: #f59e0b; }
.stat-value.status-danger { color: #ef4444; }
.stat-value.status-critical { color: #dc2626; }

/* ═══════════════════════════════════════════════════════════════
   MEMORY PERSISTENCE SIMULATOR - RACE TRACK
   ═══════════════════════════════════════════════════════════════ */

.race-container {
    background: #f9fafb;
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.race-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.race-track {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 2rem;
}

.race-lane {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lane-label {
    min-width: 150px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
}

.lane-icon {
    font-size: 1.5rem;
}

.track-container {
    flex: 1;
    height: 60px;
    background: #e5e7eb;
    border-radius: 30px;
    position: relative;
    overflow: hidden;
}

.track-progress {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 30px;
    opacity: 0.2;
    transition: width 0.1s linear;
}

.racer {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translate(-50%, -50%);
    transition: left 0.1s linear;
    z-index: 10;
}

.racer-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.racer.finished .racer-icon {
    animation: bounce 0.5s;
}

.racer.winner .racer-icon {
    animation: sparkle 0.5s;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes sparkle {
    0%, 100% { filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2)); }
    50% { filter: drop-shadow(0 0 20px gold); }
}

.lane-time {
    min-width: 60px;
    text-align: right;
    font-weight: bold;
    color: #6b7280;
}

.finish-line {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: repeating-linear-gradient(
        45deg,
        #1f2937,
        #1f2937 10px,
        white 10px,
        white 20px
    );
}

.finish-line span {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: bold;
    color: #1f2937;
    writing-mode: vertical-rl;
}

.stats-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.comparison-card {
    padding: 1.5rem;
    border-radius: 12px;
    border: 2px solid;
}

.with-memory-card {
    background: #d1fae5;
    border-color: #10b981;
}

.without-memory-card {
    background: #fee2e2;
    border-color: #ef4444;
}

.comparison-card h4 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

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

.efficiency-high { color: #10b981; font-weight: bold; }
.efficiency-low { color: #ef4444; font-weight: bold; }

.savings-highlight {
    margin: 2rem 0;
}

.savings-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 12px;
}

.savings-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.savings-header i {
    font-size: 2rem;
}

.savings-header h4 {
    margin: 0;
    font-size: 1.3rem;
}

.savings-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.saving-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255,255,255,0.1);
    padding: 1rem;
    border-radius: 8px;
}

.saving-icon {
    font-size: 2rem;
}

.saving-info {
    display: flex;
    flex-direction: column;
}

.saving-value {
    font-size: 1.3rem;
    font-weight: bold;
}

.saving-label {
    font-size: 0.85rem;
    opacity: 0.9;
}

.savings-message {
    background: rgba(255,255,255,0.15);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
}

/* ═══════════════════════════════════════════════════════════════
   COGNITIVE LOAD - BRAIN VISUALIZATION
   ═══════════════════════════════════════════════════════════════ */

.brain-visualization {
    margin: 2rem 0;
}

.brain-container {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.brain-svg {
    width: 100%;
    height: auto;
}

.brain-outline {
    fill: none;
    stroke: #6b7280;
    stroke-width: 3;
}

.brain-segment {
    fill: #e5e7eb;
    transition: fill 0.5s, transform 0.3s;
    transform-origin: center;
}

.brain-segment.active {
    fill: #667eea;
    animation: glow 1.5s infinite alternate;
}

.brain-segment.inactive {
    fill: #e5e7eb;
}

@keyframes glow {
    from { opacity: 0.7; }
    to { opacity: 1; }
}

.thought-bubble {
    opacity: 0;
    transition: opacity 0.5s;
}

.thought-bubble.visible {
    opacity: 1;
    animation: float 2s infinite alternate;
}

@keyframes float {
    from { transform: translateY(0); }
    to { transform: translateY(-5px); }
}

.brain-status {
    text-align: center;
    margin-top: 1rem;
}

.status-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.status-text {
    font-weight: 600;
    font-size: 1.1rem;
}

.status-text.status-excellent { color: #10b981; }
.status-text.status-good { color: #3b82f6; }
.status-text.status-warning { color: #f59e0b; }
.status-text.status-danger { color: #ef4444; }

.capacity-breakdown {
    background: #f9fafb;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.breakdown-header h4 {
    margin: 0 0 1rem 0;
}

.capacity-bar {
    display: flex;
    height: 50px;
    border-radius: 25px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.capacity-segment {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: white;
    font-weight: bold;
    transition: width 0.5s;
}

.capacity-segment.effective {
    background: #10b981;
}

.capacity-segment.wasted {
    background: #ef4444;
}

.capacity-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
}

.stat-icon {
    font-size: 1.5rem;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.recommendations {
    margin: 2rem 0;
}

.recommendations-list h4 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
}

.recommendation-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    border-left: 4px solid;
}

.recommendation-item.priority-high {
    background: #fee2e2;
    border-left-color: #ef4444;
}

.recommendation-item.priority-medium {
    background: #fef3c7;
    border-left-color: #f59e0b;
}

.recommendation-item.priority-success {
    background: #d1fae5;
    border-left-color: #10b981;
}

.rec-icon {
    font-size: 1.5rem;
}

.rec-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: #1f2937;
}

.rec-text {
    color: #6b7280;
    font-size: 0.9rem;
}

/* ═══════════════════════════════════════════════════════════════
   DECAY SIMULATOR - TIMELINE
   ═══════════════════════════════════════════════════════════════ */

.timeline-container {
    background: #f9fafb;
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.timeline-visualization {
    position: relative;
    min-height: 300px;
    margin-bottom: 2rem;
}

.decay-curve-container {
    position: relative;
    width: 100%;
    margin: 2rem 0;
}

#decay-curve-svg {
    width: 100%;
    height: auto;
}

.decay-curve {
    stroke: #ef4444;
    stroke-width: 3;
    fill: none;
}

.axis-label {
    fill: #6b7280;
    font-size: 12px;
}

.context-block-group circle {
    transition: fill 0.5s, r 0.3s;
}

.context-block.high {
    fill: #10b981;
}

.context-block.medium {
    fill: #f59e0b;
}

.context-block.low {
    fill: #ef4444;
}

.context-block.critical {
    fill: #dc2626;
}

.block-label, .day-label {
    fill: #374151;
    font-size: 11px;
    font-weight: 600;
}

.memory-fog-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.fog-particles {
    position: relative;
    width: 100%;
    height: 100%;
}

.fog-particle {
    position: absolute;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(156, 163, 175, 0.6) 0%, rgba(107, 114, 128, 0.3) 40%, transparent 70%);
    border-radius: 50%;
    animation: float-fog 10s infinite;
    filter: blur(8px);
    will-change: transform, opacity;
}

.fog-particle:nth-child(odd) {
    animation-duration: 12s;
    animation-delay: -5s;
}

.fog-particle:nth-child(even) {
    animation-duration: 15s;
    animation-delay: -8s;
}

@keyframes float-fog {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(30px, -20px); }
    50% { transform: translate(-20px, 20px); }
    75% { transform: translate(-30px, -10px); }
}

@keyframes pulse-decay {
    0%, 100% {
        stroke-width: 3;
        opacity: 1;
    }
    50% {
        stroke-width: 5;
        opacity: 0.6;
    }
}

.decay-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.decay-stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    border: 2px solid #e5e7eb;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.decay-stat-card .stat-icon {
    font-size: 2rem;
}

.comparison-section {
    background: #d1fae5;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.comparison-section h4 {
    margin: 0 0 1rem 0;
    color: #065f46;
}

.memory-benefit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.benefit-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.benefit-label {
    font-size: 0.85rem;
    color: #047857;
}

.benefit-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: #065f46;
}

.memory-note {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    color: #047857;
}

.decay-insights {
    margin: 2rem 0;
}

.insight-card {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid;
}

.insight-card.severity-critical {
    background: #fee2e2;
    border-left-color: #dc2626;
}

.insight-card.severity-warning {
    background: #fef3c7;
    border-left-color: #f59e0b;
}

.insight-card.severity-good {
    background: #dbeafe;
    border-left-color: #3b82f6;
}

.insight-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.insight-content h4 {
    margin: 0 0 0.5rem 0;
    color: #1f2937;
}

.insight-content p {
    margin: 0.5rem 0;
    color: #4b5563;
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
    .simulators-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .simulator-card {
        margin-bottom: 2rem;
    }

    .simulator-header {
        padding: 1.5rem;
    }

    .simulator-header h3 {
        font-size: 1.4rem;
    }

    .simulator-body {
        padding: 1rem;
    }

    .blocks-container {
        grid-template-columns: repeat(5, 1fr);
    }

    .calculator-button-group, .action-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    /* Race Track Mobile Fixes */
    .race-lane {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .lane-label {
        min-width: auto;
        margin-bottom: 0.5rem;
    }

    .track-container {
        min-height: 50px;
        margin: 0.5rem 0;
    }

    .lane-time {
        text-align: center;
        margin-top: 0.5rem;
    }

    .race-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .race-header h4 {
        text-align: center;
    }

    /* Cognitive Load Mobile Fixes */
    .brain-container {
        max-width: 100%;
        padding: 1rem;
    }

    .brain-svg {
        max-width: 300px;
        margin: 0 auto;
        display: block;
    }

    .capacity-breakdown {
        padding: 1rem;
    }

    .capacity-bar {
        flex-direction: row;
        min-height: 60px;
    }

    .capacity-segment {
        font-size: 0.85rem;
    }

    .capacity-segment .segment-label,
    .capacity-segment .segment-value {
        display: block;
        text-align: center;
    }

    .capacity-stats {
        gap: 0.75rem;
    }

    .stat-item {
        padding: 0.75rem;
    }

    /* Stats Comparison Mobile */
    .stats-comparison,
    .stats-grid,
    .capacity-stats,
    .decay-stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .comparison-card {
        padding: 1rem;
    }

    .stat-row {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    /* Input Groups Mobile */
    .input-group {
        padding: 0.75rem;
    }

    .input-group label {
        font-size: 0.9rem;
    }

    input[type="number"],
    input[type="range"] {
        font-size: 0.9rem;
    }

    /* Recommendations Mobile */
    .recommendation-item {
        padding: 0.75rem;
    }

    .rec-content {
        font-size: 0.9rem;
    }

    /* Savings Card Mobile */
    .savings-content {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .saving-item {
        padding: 0.75rem;
    }
}

/* Extra small devices (phones, less than 480px) */
@media (max-width: 480px) {
    .simulators-grid {
        padding: 0 0.5rem;
        gap: 1.5rem;
    }

    .simulator-header {
        padding: 1rem;
    }

    .simulator-header h3 {
        font-size: 1.2rem;
    }

    .simulator-header i {
        font-size: 2rem;
    }

    .simulator-body {
        padding: 0.75rem;
    }

    /* Make brain visualization smaller on very small screens */
    .brain-svg {
        max-width: 250px;
    }

    /* Reduce font sizes */
    .capacity-segment {
        font-size: 0.75rem;
        padding: 0.25rem;
    }

    .stat-item {
        font-size: 0.85rem;
    }

    .rec-title {
        font-size: 0.9rem;
    }

    .rec-text {
        font-size: 0.8rem;
    }

    /* Overflow protection */
    .track-container,
    .race-track,
    .capacity-bar,
    .brain-container {
        overflow-x: hidden;
    }
}

/* ═══════════════════════════════════════════════════════════════
   ACCESSIBILITY
   ═══════════════════════════════════════════════════════════════ */

.context-block:focus,
.racer:focus,
.brain-segment:focus {
    outline: 3px solid #667eea;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}