/* styles.css - ДОПОЛНЕННАЯ ВЕРСИЯ */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.header {
    text-align: center;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 10px;
}

.preset-buttons {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.preset-btn, .btn-primary, .btn-secondary, .btn-danger, .btn-info, .btn-success, .btn-nav {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.preset-btn {
    flex: 1;
    min-width: 150px;
    background: #4CAF50;
    color: white;
}

.btn-primary { background: #4CAF50; color: white; }
.btn-secondary { background: #2196F3; color: white; }
.btn-danger { background: #f44336; color: white; }
.btn-info { background: #2196F3; color: white; }
.btn-success { background: #FF9800; color: white; }
.btn-nav { background: white; color: #2196F3; border: 1px solid #2196F3; }

.preset-btn:hover, .btn-primary:hover, .btn-secondary:hover, .btn-danger:hover, .btn-info:hover, .btn-success:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.btn-nav:hover:not(:disabled) {
    background: #2196F3;
    color: white;
}

.btn-nav:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.automaton-card {
    border: 2px solid #2196F3;
    border-radius: 10px;
    padding: 15px;
    margin: 10px 0;
    background: #f8f9fa;
}

.automaton-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.automaton-type.active {
    color: #4CAF50;
    font-weight: bold;
}

.automaton-type.passive {
    color: #2196F3;
    font-weight: bold;
}

.state-badge {
    background: #ffeb3b;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: bold;
    margin: 2px;
    display: inline-block;
}

.section {
    margin-bottom: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
    border: 1px solid #e9ecef;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.transitions-editor table {
    width: 100%;
    border-collapse: collapse;
    margin: 10px 0;
}

.transitions-editor th, .transitions-editor td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

.transitions-editor input, .transitions-editor select {
    width: 90%;
    padding: 5px;
}

#network-container {
    border: 2px solid #2196F3;
    border-radius: 10px;
    padding: 15px;
    margin: 10px 0;
    background: #f8f9fa;
    height: 500px;
}

#network {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 5px;
}

.connection-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.control-group {
    margin-bottom: 15px;
}

.button-group {
    display: flex;
    gap: 10px;
    margin: 15px 0;
}

.button-group button {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
}

.simulation-history {
    margin-top: 20px;
}

.connection-item {
    background: #e3f2fd;
    padding: 8px;
    margin: 5px 0;
    border-radius: 5px;
    border-left: 4px solid #2196F3;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.alphabet-items code {
    background: #ffeb3b;
    padding: 3px 6px;
    border-radius: 3px;
    margin: 0 2px;
    font-weight: bold;
}

.page-navigation {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    background: #f5f5f5;
    padding: 10px;
    border-radius: 10px;
}

.nav-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: #e0e0e0;
    color: #333;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.nav-btn.active {
    background: #2196F3;
    color: white;
    box-shadow: 0 2px 5px rgba(33, 150, 243, 0.3);
}

.nav-btn:hover:not(.active) {
    background: #d0d0d0;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.visualization-controls {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid #e9ecef;
}

.compact-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.compact-controls input {
    flex: 2;
    min-width: 200px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

.compact-controls button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    flex: 1;
    min-width: 100px;
}

.step-navigation {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: #e3f2fd;
    border-radius: 8px;
    margin-top: 15px;
}

.step-navigation button {
    padding: 8px 12px;
    border: 1px solid #2196F3;
    border-radius: 5px;
    background: white;
    color: #2196F3;
    cursor: pointer;
    transition: all 0.3s;
}

#step-counter {
    font-weight: bold;
    padding: 0 15px;
    background: white;
    border-radius: 20px;
    padding: 8px 15px;
    border: 1px solid #2196F3;
}

.simulation-status {
    margin-top: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #2196F3;
}

.current-state-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    margin: 5px 0;
    background: white;
    border-radius: 6px;
    border-left: 4px solid #2196F3;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.state-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 5px;
}

.state-indicator.active {
    background: #FF9800;
    box-shadow: 0 0 8px #FF9800;
}

.state-indicator.final {
    background: #F44336;
    border: 2px solid #000;
}

.state-indicator.start {
    background: #4CAF50;
    border: 2px solid #000;
}

.graph-legend {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-top: 15px;
    padding: 15px;
    background: #f5f5f5;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    border: 1px solid #666;
}

.start-state { background: #90EE90; border-color: #32CD32; }
.final-state { background: #FFB6C1; border-color: #FF69B4; }
.current-state { background: #FFA500; border-color: #FF8C00; }

.legend-line {
    width: 30px;
    height: 2px;
}

.internal-transition { background: #2B7CE9; }
.system-connection { background: #FF69B4; }

.simulation-result {
    margin-top: 20px;
}

.verdict {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.verdict.accepted {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.verdict.rejected {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.automata-results {
    margin: 10px 0;
}

.automaton-result {
    padding: 5px 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.automaton-result:last-child {
    border-bottom: none;
}

.simulation-steps {
    margin-top: 15px;
}

.step-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    margin: 5px 0;
    background: white;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.step-item.current {
    background: #e3f2fd;
    border-color: #2196F3;
}

.step-item button {
    padding: 4px 8px;
    background: #2196F3;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
}

.system-controls {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.system-controls button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    flex: 1;
    min-width: 150px;
}

/* НОВЫЙ СТИЛЬ ДЛЯ ВЫРАВНИВАНИЯ ЧЕКБОКСА */
.alphabet-controls .form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .system-controls, .compact-controls, .connection-controls {
        flex-direction: column;
    }
    
    .system-controls button, .compact-controls input, .compact-controls button {
        min-width: 100%;
    }
    
    .step-navigation {
        flex-wrap: wrap;
    }
    
    #network-container {
        height: 400px;
    }
    
    .connection-controls {
        grid-template-columns: 1fr;
    }

    .checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-group label {
    margin: 0;
    font-weight: normal;
}

}