/* style.css - Complete with All Features - FIXED */

:root {
    /* Light Mode Colors */
    --primary: #4361ee;
    --secondary: #3a0ca3;
    --success: #4cc9f0;
    --danger: #f72585;
    --warning: #f8961e;
    --info: #7209b7;
    --dark: #212529;
    --light: #f8f9fa;
    --gray: #6c757d;
    --closed: #495057;
    --door-open: #20c997;
    --overload: #ff6b6b;
    
    /* Light Mode Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-card: #ffffff;
    --bg-elevator: #6c757d;
    --elevator-base: #6c757d;
    --elevator-top: #495057;
    --bg-building: #ffffff;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --border-color: #dee2e6;
    --hover-color: rgba(0, 0, 0, 0.05);
    
    /* Toggle Colors */
    --toggle-bg: #f0f0f0;
    --toggle-ball: #ffffff;
}

[data-theme="dark"] {
    /* Dark Mode Colors */
    --primary: #6c8eff;
    --secondary: #9d4edd;
    --success: #4cc9f0;
    --danger: #ff6b6b;
    --warning: #ffd166;
    --info: #9381ff;
    --dark: #121212;
    --light: #2d2d2d;
    --gray: #adb5bd;
    --closed: #6c757d;
    --door-open: #20c997;
    --overload: #ff8fa3;
    
    /* Dark Mode Backgrounds */
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --bg-card: #2d2d2d;
    --bg-elevator: #495057;
    --elevator-base: #495057;
    --elevator-top: #343a40;
    --bg-building: #2d2d2d;
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --border-color: #495057;
    --hover-color: rgba(255, 255, 255, 0.05);
    
    /* Toggle Colors Dark */
    --toggle-bg: #2d2d2d;
    --toggle-ball: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: var(--text-primary);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: var(--bg-primary);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 60px var(--shadow-color);
    position: relative;
}

/* Theme Toggle */
.theme-toggle-container {
    position: absolute;
    top: 30px;
    right: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 100;
}

.theme-toggle {
    width: 60px;
    height: 30px;
    background: var(--toggle-bg);
    border-radius: 30px;
    border: 2px solid var(--border-color);
    cursor: pointer;
    position: relative;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.theme-toggle i {
    font-size: 14px;
    padding: 0 8px;
    z-index: 1;
}

.theme-toggle .fa-moon {
    color: #ffd700;
}

.theme-toggle .fa-sun {
    color: #ff8c00;
}

.toggle-ball {
    position: absolute;
    left: 4px;
    width: 22px;
    height: 22px;
    background: var(--primary);
    border-radius: 50%;
    transition: transform 0.3s ease;
    z-index: 2;
}

[data-theme="dark"] .toggle-ball {
    transform: translateX(30px);
}

.theme-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--primary);
}

.header h1 {
    color: var(--primary);
    font-size: 2.5rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.header .subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.team-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    color: var(--secondary);
    font-weight: 500;
    flex-wrap: wrap;
}

.team-info span {
    display: flex;
    align-items: center;
    gap: 8px;
}

#uptime {
    font-family: 'Courier New', monospace;
    font-weight: bold;
    color: var(--primary);
}

/* Quick Stats Bar */
.quick-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.quick-stat {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: var(--bg-card);
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.quick-stat i {
    color: var(--primary);
    font-size: 1.2rem;
}

.quick-stat span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.quick-stat strong {
    color: var(--text-primary);
    font-size: 1.1rem;
}

/* Keyboard Shortcuts Panel */
.shortcuts-panel {
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 20px;
}

.shortcut-category {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 3px 10px var(--shadow-color);
}

.shortcut-category h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.shortcut-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
}

.shortcut-item:last-child {
    border-bottom: none;
}

.shortcut-item kbd {
    background: var(--dark);
    color: white;
    padding: 4px 8px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    font-weight: bold;
    min-width: 30px;
    text-align: center;
    box-shadow: 0 2px 0 rgba(0,0,0,0.2);
}

.shortcut-item .shortcut-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-style: italic;
}

.shortcut-item span:last-child {
    color: var(--text-primary);
    font-size: 0.9rem;
    margin-left: auto;
    text-align: right;
}

.shortcut-note {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(67, 97, 238, 0.1);
    border-radius: 8px;
    color: var(--primary);
    font-size: 0.9rem;
    border-left: 4px solid var(--primary);
}

/* Simulation Area */
.simulation-area {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

/* Building Section */
.building-section {
    background: var(--bg-secondary);
    border-radius: 15px;
    padding: 20px;
    border: 2px solid var(--border-color);
}

.building {
    position: relative;
    height: 500px;
    background: var(--bg-building);
    border-radius: 10px;
    overflow: hidden;
    border: 3px solid var(--dark);
    margin-bottom: 20px;
}

.floors {
    position: absolute;
    right: 180px;
    top: 20px;
    bottom: 20px;
    width: 200px;
    display: flex;
    flex-direction: column-reverse;
    justify-content: space-between;
}

.floor {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    height: 90px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
    position: relative;
}

.floor:hover {
    transform: translateX(-5px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.floor.ground {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    border-color: #3d8b40;
}

.floor-label {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.call-buttons {
    display: flex;
    gap: 5px;
}

.call-btn {
    width: 35px;
    height: 35px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--primary);
    color: white;
}

.call-btn.up {
    background: var(--primary);
}

.call-btn.down {
    background: var(--info);
}

.call-btn:hover {
    transform: scale(1.1);
    opacity: 0.9;
}

/* Elevator Shaft */
.elevator-shaft {
    position: absolute;
    right: 40px;
    top: 20px;
    bottom: 20px;
    width: 120px;
    background: var(--bg-elevator);
    border-radius: 10px;
    border: 3px solid var(--dark);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
}

.elevator {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 90px;
    background: linear-gradient(135deg, var(--elevator-base), var(--elevator-top));
    transition: bottom 2s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid var(--dark);
}

.door {
    position: absolute;
    top: 0;
    height: 100%;
    width: 50%;
    background: linear-gradient(135deg, #868e96, var(--closed));
    transition: transform 2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}

.left-door {
    left: 0;
    transform-origin: left;
    border-right: 1px solid var(--dark);
}

.right-door {
    right: 0;
    transform-origin: right;
    border-left: 1px solid var(--dark);
}

.door.open-left {
    transform: perspective(500px) rotateY(-90deg);
}

.door.open-right {
    transform: perspective(500px) rotateY(90deg);
}

.elevator-panel {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    background: rgba(0,0,0,0.8);
    border-radius: 5px;
    padding: 10px;
    z-index: 1;
}

.display {
    font-size: 24px;
    font-weight: bold;
    color: #00ff00;
    font-family: 'Courier New', monospace;
    text-align: center;
    margin-bottom: 5px;
}

.status {
    font-size: 11px;
    color: #ffcc00;
    text-align: center;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.weight-indicator {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.occupants {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.add-occupant, .remove-occupant {
    width: 20px;
    height: 20px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    transition: all 0.3s;
}

.add-occupant:hover, .remove-occupant:hover {
    transform: scale(1.1);
    background: var(--secondary);
}

/* Building Controls */
.building-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-control {
    flex: 1;
    min-width: 120px;
    padding: 10px 15px;
    border: none;
    border-radius: 8px;
    background: var(--primary);
    color: white;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
}

.btn-control:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
    opacity: 0.9;
}

.btn-control:nth-child(1) { background: var(--info); }
.btn-control:nth-child(2) { background: var(--success); }
.btn-control:nth-child(3) { background: var(--warning); }
.btn-control:nth-child(4) { background: var(--danger); }

/* Card Styles */
.card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.card h3 {
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
}

/* State Display */
.state-info {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.state-badge {
    padding: 15px 30px;
    background: var(--primary);
    color: white;
    border-radius: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
    min-width: 200px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
    transition: all 0.3s;
}

/* State-specific badge colors */
.state-badge.idle { background: var(--gray); }
.state-badge.moving-up { background: var(--primary); }
.state-badge.moving-down { background: var(--info); }
.state-badge.door-opening { background: var(--success); }
.state-badge.door-open { background: var(--door-open); }
.state-badge.door-closing { background: var(--warning); }
.state-badge.door-closed { background: var(--closed); }
.state-badge.emergency { 
    background: linear-gradient(45deg, var(--danger), #ff6b6b);
    animation: emergencyPulse 1.5s infinite;
}

.state-badge.overload {
    background: linear-gradient(45deg, var(--overload), #ff8fa3);
    animation: pulse 1s infinite;
}

.output-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.output-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 15px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.output-item .label {
    font-weight: 600;
    color: var(--text-secondary);
}

.output-item .value {
    font-weight: bold;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

/* Floor Selection */
.floor-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.floor-btn {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 50%;
    background: var(--gray);
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floor-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.floor-btn.ground {
    background: var(--success);
}

.floor-presets {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.preset-btn {
    padding: 8px 15px;
    border: none;
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}

.preset-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Action Buttons */
.button-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 15px;
}

.btn-action {
    padding: 15px 10px;
    border: none;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.btn-action i {
    font-size: 1.5rem;
}

.btn-action:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px var(--shadow-color);
    opacity: 0.9;
}

.btn-up { background: var(--primary); }
.btn-down { background: var(--info); }
.btn-success { background: var(--success); }
.btn-warning { background: var(--warning); }
.btn-danger { 
    background: linear-gradient(45deg, var(--danger), #ff6b6b);
    animation: pulse 2s infinite;
}
.btn-info { background: var(--gray); }

.additional-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-control-small {
    flex: 1;
    padding: 8px 12px;
    border: none;
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.8rem;
    transition: all 0.3s;
    min-width: 140px;
}

.btn-control-small:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Queue Display */
.queue-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 15px;
}

.btn-small {
    padding: 6px 12px;
    border: none;
    border-radius: 6px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.8rem;
    transition: all 0.3s;
}

.btn-small:hover {
    background: var(--primary);
    color: white;
}

.queue-info {
    margin-left: auto;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.queue-info span {
    font-weight: bold;
    color: var(--primary);
}

.queue-list {
    min-height: 100px;
    max-height: 200px;
    overflow-y: auto;
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 15px;
}

.queue-item {
    background: var(--bg-secondary);
    padding: 12px 15px;
    margin-bottom: 10px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 4px solid var(--primary);
    animation: fadeIn 0.5s;
}

.queue-item.priority {
    border-left-color: var(--danger);
    background: linear-gradient(90deg, rgba(247, 37, 133, 0.1), var(--bg-secondary));
}

.queue-item .floor {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--primary);
}

.queue-item .direction {
    background: var(--info);
    color: white;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.queue-item .time {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
}

.queue-item .cancel-btn {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    padding: 5px;
    border-radius: 4px;
    transition: background 0.3s;
}

.queue-item .cancel-btn:hover {
    background: rgba(247, 37, 133, 0.1);
}

.empty-queue {
    text-align: center;
    color: var(--text-secondary);
    padding: 30px;
    font-style: italic;
}

/* Complete State Table */
.state-table-section {
    margin: 30px 0;
}

.state-table-container {
    overflow-x: auto;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 3px 10px var(--shadow-color);
}

.moore-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.moore-table thead {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.moore-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
}

.moore-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
}

.moore-table tbody tr {
    transition: all 0.3s;
}

.moore-table tbody tr:hover {
    background: var(--hover-color);
    transform: translateX(5px);
}

/* State-specific row colors */
.state-idle { border-left: 4px solid var(--gray); }
.state-moving-up { border-left: 4px solid var(--primary); }
.state-moving-down { border-left: 4px solid var(--info); }
.state-door-opening { border-left: 4px solid var(--success); }
.state-door-open { border-left: 4px solid var(--door-open); }
.state-door-closing { border-left: 4px solid var(--warning); }
.state-door-closed { border-left: 4px solid var(--closed); }
.state-emergency { border-left: 4px solid var(--danger); }
.state-overload { border-left: 4px solid var(--overload); }

.moore-table td:first-child {
    font-weight: bold;
    color: var(--text-primary);
}

.moore-table td:nth-child(2) {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.moore-table td:nth-child(3),
.moore-table td:nth-child(4),
.moore-table td:nth-child(5),
.moore-table td:nth-child(6),
.moore-table td:nth-child(7) {
    font-family: 'Courier New', monospace;
    font-weight: 500;
    color: var(--text-primary);
}

.moore-table td:last-child {
    color: var(--warning);
    font-size: 0.85rem;
}

.state-table-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.state-table-legend .legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

.state-table-legend .legend-color.state-idle { background: var(--gray); }
.state-table-legend .legend-color.state-emergency { background: var(--danger); }
.state-table-legend .legend-color.state-overload { background: var(--overload); }

/* State Diagram */
.states-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.state-node {
    padding: 15px 25px;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
    min-width: 120px;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    cursor: pointer;
}

.state-node i {
    font-size: 1.5rem;
}

/* State Node Colors */
.state-node.idle { background: var(--gray); }
.state-node.moving-up { background: var(--primary); }
.state-node.moving-down { background: var(--info); }
.state-node.door-opening { background: var(--success); }
.state-node.door-open { background: var(--door-open); }
.state-node.door-closing { background: var(--warning); }
.state-node.door-closed { background: var(--closed); }
.state-node.emergency { 
    background: linear-gradient(45deg, var(--danger), #ff6b6b);
    border: 2px solid #ff0000;
}
.state-node.overload {
    background: linear-gradient(45deg, var(--overload), #ff8fa3);
    border: 2px solid #ff4757;
}

.state-node.active {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.7);
    border: 3px solid gold;
}

.arrow {
    color: var(--gray);
    font-size: 1.2rem;
}

.emergency-arrow {
    color: var(--danger);
    animation: emergencyFlash 1s infinite;
}

.state-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-primary);
}

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

.legend-color.idle { background: var(--gray); }
.legend-color.moving-up { background: var(--primary); }
.legend-color.moving-down { background: var(--info); }
.legend-color.door-opening { background: var(--success); }
.legend-color.door-open { background: var(--door-open); }
.legend-color.door-closing { background: var(--warning); }
.legend-color.door-closed { background: var(--closed); }
.legend-color.emergency { background: var(--danger); }
.legend-color.overload { background: var(--overload); }

.state-diagram-note {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(103, 58, 183, 0.1);
    border-radius: 8px;
    color: var(--info);
    font-size: 0.9rem;
    border-left: 4px solid var(--info);
    margin-top: 20px;
}

/* Statistics Dashboard */
.stats-dashboard {
    margin-top: 20px;
}

.stats-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    border-left: 5px solid var(--primary);
    transition: all 0.3s;
    box-shadow: 0 3px 10px var(--shadow-color);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px var(--shadow-color);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-card:nth-child(1) .stat-icon { background: var(--primary); }
.stat-card:nth-child(2) .stat-icon { background: var(--info); }
.stat-card:nth-child(3) .stat-icon { background: var(--success); }
.stat-card:nth-child(4) .stat-icon { background: var(--warning); }
.stat-card:nth-child(5) .stat-icon { background: var(--danger); }
.stat-card:nth-child(6) .stat-icon { background: var(--closed); }

.stat-info {
    flex: 1;
}

.stat-info h4 {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 5px;
    font-weight: 600;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

.charts-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.chart-wrapper {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 3px 10px var(--shadow-color);
}

.chart-wrapper h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.chart-wrapper canvas {
    width: 100% !important;
    height: 250px !important;
}

/* Chart.js Dark Mode */
[data-theme="dark"] .chart-wrapper canvas {
    filter: brightness(0.9) contrast(1.1);
}

.advanced-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-box {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 3px 10px var(--shadow-color);
}

.stat-box h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.stat-row span:first-child {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.stat-row span:last-child {
    color: var(--text-primary);
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

.status-good {
    color: var(--success) !important;
}

.status-warning {
    color: var(--warning) !important;
}

.status-danger {
    color: var(--danger) !important;
}

.state-history {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 3px 10px var(--shadow-color);
}

.state-history h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.history-list {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px;
}

.history-item {
    padding: 12px 15px;
    margin-bottom: 8px;
    background: var(--bg-secondary);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 4px solid var(--primary);
    animation: slideInLeft 0.5s;
}

.history-item .state-transition {
    display: flex;
    align-items: center;
    gap: 10px;
}

.history-item .state-from {
    color: var(--text-secondary);
    font-weight: 500;
}

.history-item .state-to {
    color: var(--primary);
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(67, 97, 238, 0.1);
}

.history-item .state-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
}

.history-item .state-floor {
    background: var(--info);
    color: white;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.empty-history {
    text-align: center;
    padding: 30px;
    color: var(--text-secondary);
    font-style: italic;
}

.btn-report {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: var(--primary);
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-report:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px var(--shadow-color);
    background: var(--secondary);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.feature-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow-color);
    border-color: var(--primary);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
}

.feature-card h4 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Footer */
.footer {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes emergencyFlash {
    0%, 100% { 
        opacity: 1; 
        color: var(--danger);
    }
    50% { 
        opacity: 0.5; 
        color: #ff0000;
    }
}

@keyframes emergencyPulse {
    0% { 
        transform: scale(1); 
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.7);
    }
    70% { 
        transform: scale(1.05); 
        box-shadow: 0 0 0 10px rgba(220, 53, 69, 0);
    }
    100% { 
        transform: scale(1); 
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes overloadWarning {
    0%, 100% { 
        background: linear-gradient(45deg, var(--danger), #ff8fa3);
    }
    50% { 
        background: linear-gradient(45deg, #ff0000, #ff6b6b);
    }
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 10px;
    color: white;
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 1000;
    animation: slideIn 0.5s;
    max-width: 400px;
    box-shadow: 0 5px 15px var(--shadow-color);
}

.notification.success { background: #4CAF50; }
.notification.error { background: #f44336; }
.notification.warning { background: #ff9800; }
.notification.info { background: #2196F3; }
.notification.emergency { 
    background: #f44336;
    animation: pulse 1s infinite;
}
.notification.overload {
    background: linear-gradient(45deg, #ff6b6b, #ff8fa3);
    animation: pulse 1s infinite;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .simulation-area {
        grid-template-columns: 1fr;
    }
    
    .building {
        height: 400px;
    }
    
    .floors {
        right: 150px;
        width: 150px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .charts-container {
        grid-template-columns: 1fr;
    }
    
    .advanced-stats {
        grid-template-columns: 1fr;
    }
    
    .states-container {
        flex-wrap: wrap;
    }
    
    .output-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .shortcuts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header h1 {
        font-size: 1.8rem;
    }
    
    .team-info {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    
    .state-info {
        flex-direction: column;
        gap: 20px;
    }
    
    .button-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .states-container {
        flex-direction: column;
    }
    
    .arrow {
        transform: rotate(90deg);
    }
    
    .emergency-arrow {
        transform: rotate(90deg);
    }
    
    .state-legend {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .theme-toggle-container {
        position: static;
        justify-content: flex-end;
        margin-bottom: 20px;
    }
    
    .quick-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .output-grid {
        grid-template-columns: 1fr;
    }
    
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
    
    .moore-table {
        font-size: 0.8rem;
    }
    
    .moore-table th,
    .moore-table td {
        padding: 8px 10px;
    }
    
    .state-table-legend {
        flex-direction: column;
        gap: 10px;
    }
    
    .additional-controls {
        flex-direction: column;
    }
    
    .btn-control-small {
        min-width: 100%;
    }
}