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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

h1 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 2.5em;
}

h2 {
    color: #34495e;
    margin-bottom: 15px;
    font-size: 1.8em;
}

.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-weight: 500;
}

.alert-warning {
    background-color: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
}

.upload-section {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.file-upload {
    margin-bottom: 20px;
}

.upload-label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #2c3e50;
}

input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 2px dashed #3498db;
    border-radius: 8px;
    background-color: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
}

input[type="file"]:hover {
    border-color: #2980b9;
    background-color: #e3f2fd;
}

.file-info {
    margin-top: 10px;
    padding: 10px;
    background-color: #e8f5e8;
    border-radius: 6px;
    font-size: 0.9em;
    display: none;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn:disabled {
    background-color: #bdc3c7;
    cursor: not-allowed;
    transform: none;
}

.map-section {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.map-container {
    height: 600px;
    width: 100%;
    border-radius: 8px;
    border: 2px solid #e0e0e0;
    display: none;
}

.route-info {
    margin-top: 20px;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 8px;
    display: none;
}

.status-section {
    text-align: center;
}

.status-message {
    padding: 15px;
    border-radius: 8px;
    margin: 10px 0;
    font-weight: 500;
    display: none;
}

.status-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.status-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.status-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.route-legend {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.legend-item {
    display: flex;
    align-items: center;
    padding: 8px;
    background-color: white;
    border-radius: 6px;
    border: 1px solid #dee2e6;
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 3px;
    margin-right: 10px;
    border: 2px solid #ddd;
    flex-shrink: 0;
}

.legend-item span {
    flex-grow: 1;
    font-size: 14px;
    font-weight: 500;
}

.color-picker {
    width: 35px;
    height: 35px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-left: 10px;
    transition: transform 0.2s, box-shadow 0.2s;
    flex-shrink: 0;
}

.color-picker:hover {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
    border-radius: 5px;
}

.color-picker::-webkit-color-swatch {
    border: none;
    border-radius: 5px;
}

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

.color-controls .btn {
    font-size: 13px;
    padding: 8px 12px;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.route-controls {
    margin: 20px 0;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #dee2e6;
}

.route-controls h4 {
    margin-bottom: 15px;
    color: #495057;
    font-size: 1.2em;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.control-group label {
    font-weight: 600;
    color: #495057;
    white-space: nowrap;
}

/* Toggle Switch Styles - Enhanced */
.toggle-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    margin: 15px 0;
    cursor: pointer;
    user-select: none;
    padding: 16px 20px;
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
    border: 2px solid #e9ecef;
    border-radius: 16px;
    transition: all 0.3s ease;
    font-weight: 600;
    color: #2c3e50;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.toggle-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.1), transparent);
    transition: left 0.5s ease;
}

.toggle-container:hover::before {
    left: 100%;
}

.toggle-container:hover {
    border-color: #3498db;
    background: linear-gradient(135deg, #f8f9fa, #e3f2fd);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.2);
}

.toggle-container input[type="checkbox"] {
    display: none;
}

.toggle-label-content {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    font-size: 16px;
    font-weight: 600;
    color: #2c3e50;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.toggle-container:hover .toggle-label-content {
    color: #3498db;
}

.toggle-container input[type="checkbox"]:checked ~ .toggle-label-content {
    color: #27ae60;
}

.toggle-slider {
    position: relative;
    width: 64px;
    height: 32px;
    background: linear-gradient(145deg, #e74c3c, #c0392b);
    border-radius: 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.15), 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 28px;
    height: 28px;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    border-radius: 50%;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.25), 0 1px 3px rgba(0, 0, 0, 0.15);
    z-index: 3;
}

.toggle-slider::after {
    content: '✕';
    position: absolute;
    top: 50%;
    left: 10px;
    transform: translateY(-50%);
    font-size: 14px;
    font-weight: bold;
    color: #ffffff;
    transition: all 0.3s ease;
    z-index: 1;
}

.toggle-container input[type="checkbox"]:checked + .toggle-slider {
    background: linear-gradient(145deg, #27ae60, #229954);
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.15), 0 2px 10px rgba(39, 174, 96, 0.3);
}

.toggle-container input[type="checkbox"]:checked + .toggle-slider::before {
    transform: translateX(32px);
    background: linear-gradient(145deg, #ffffff, #e8f5e8);
    box-shadow: 0 3px 8px rgba(39, 174, 96, 0.25), 0 1px 3px rgba(0, 0, 0, 0.15);
}

.toggle-container input[type="checkbox"]:checked + .toggle-slider::after {
    content: '✓';
    left: auto;
    right: 10px;
    color: #ffffff;
    font-size: 16px;
}

/* Route Selector Styles */
.route-selector {
    padding: 10px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    background-color: white;
    color: #2c3e50;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 250px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.route-selector:hover {
    border-color: #3498db;
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.2);
    background-color: #f8f9fa;
}

.route-selector:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.route-selector option {
    padding: 8px;
    font-size: 14px;
    color: #2c3e50;
    background-color: white;
}

.route-selector option:hover {
    background-color: #e3f2fd;
}

.route-selector option[value="-1"] {
    font-weight: bold;
    color: #27ae60;
    background-color: #f0fff4;
}

/* Route highlighting specific styles */
.route-highlight-active .legend-item {
    transition: all 0.3s ease;
}

.route-highlight-active .legend-item.dimmed {
    opacity: 0.4;
    transform: scale(0.95);
}

.route-highlight-active .legend-item.highlighted {
    opacity: 1;
    transform: scale(1.05);
    background: linear-gradient(135deg, #e3f2fd, #ffffff);
    border-color: #3498db;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

/* Enhanced control group for route selector */
.control-group:has(.route-selector) {
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 18px;
    margin: 15px 0;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.control-group:has(.route-selector):hover {
    border-color: #3498db;
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.15);
}

.control-group:has(.route-selector) label {
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
    display: block;
    font-size: 16px;
    letter-spacing: 0.3px;
}

/* Route highlighting info panel */
.route-highlight-info {
    background: linear-gradient(135deg, #e8f4fd, #ffffff);
    border: 2px solid #3498db;
    border-radius: 12px;
    padding: 15px;
    margin: 15px 0;
    font-size: 14px;
    color: #2c3e50;
    box-shadow: 0 3px 10px rgba(52, 152, 219, 0.1);
}

.route-highlight-info strong {
    color: #3498db;
    font-weight: 600;
}

/* Enhanced route controls container */
.route-controls {
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
    border: 2px solid #e9ecef;
    border-radius: 16px;
    padding: 25px;
    margin: 25px 0;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.route-controls::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #3498db, transparent);
    transition: left 0.5s ease;
}

.route-controls:hover::before {
    left: 100%;
}

.route-controls:hover {
    border-color: #3498db;
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.15);
    transform: translateY(-2px);
}

.route-controls h4 {
    margin-bottom: 20px;
    color: #2c3e50;
    font-size: 1.3em;
    font-weight: 700;
    text-align: center;
    padding-bottom: 15px;
    border-bottom: 2px solid #e9ecef;
    position: relative;
}

.route-controls h4::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #3498db, #2ecc71);
    border-radius: 2px;
}

/* Animation for route highlighting */
@keyframes routeHighlight {
    0% {
        opacity: 0.3;
        transform: scale(0.95);
    }
    50% {
        opacity: 1;
        transform: scale(1.02);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes routeDim {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0.3;
        transform: scale(0.98);
    }
}

.route-highlight-transition {
    animation: routeHighlight 0.6s ease-out;
}

.route-dim-transition {
    animation: routeDim 0.4s ease-out;
}

/* Style selector enhancements */
.style-selector {
    padding: 10px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    background-color: white;
    color: #2c3e50;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 200px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.style-selector:hover {
    border-color: #3498db;
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.2);
}

.style-selector:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

/* Node Addition Section Styles */
.node-add-section {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
    border: 2px solid #e3f2fd;
}

.node-add-section h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.8em;
}

.node-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 14px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    background-color: #f8f9fa;
}

.form-group input[type="number"] {
    font-family: 'Courier New', monospace;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 25px;
    flex-wrap: wrap;
}

.form-actions .btn {
    min-width: 160px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0.3px;
}

/* Status-specific styling for select options */
.form-group select option[value="NewRequest"] {
    background-color: #f4e6ff;
    color: #9b59b6;
}

.form-group select option[value="Rejected"] {
    background-color: #fadbd8;
    color: #e74c3c;
}

.form-group select option[value="RequestDelete"] {
    background-color: #f1948a;
    color: #c0392b;
}

.form-group select option[value="Ordered"] {
    background-color: #e3f2fd;
    color: #3498db;
}

/* Responsive design for form */
@media (max-width: 768px) {
    .node-add-section {
        padding: 20px;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .form-actions .btn {
        width: 100%;
        max-width: 250px;
    }
}

/* Form validation styles */
.form-group input.error,
.form-group select.error {
    border-color: #e74c3c;
    background-color: #fdf2f2;
}

.form-group input.success,
.form-group select.success {
    border-color: #27ae60;
    background-color: #f0fff4;
}

/* Loading state for add button */
.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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