/* Global Styles */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    
    --traffic-heavy: #d73027;
    --traffic-moderate: #fc8d59;
    --traffic-light: #fee08b;
    --traffic-minimal: #d9ef8b;
    --traffic-very-light: #91bfdb;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--light-color);
}

/* Navigation Styles */
.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--info-color) !important;
}

/* Control Panel Styles */
.control-panel {
    height: calc(100vh - 56px);
    overflow-y: auto;
    background: white;
    border-right: 1px solid #dee2e6;
}

.control-panel h5 {
    color: var(--dark-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.form-label.fw-bold {
    color: var(--dark-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-range {
    margin: 0.5rem 0;
}

.form-range::-webkit-slider-thumb {
    background: var(--primary-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
}

.form-range::-moz-range-thumb {
    background: var(--primary-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
}

/* Form Check Styles */
.form-check {
    margin-bottom: 0.5rem;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    font-size: 0.9rem;
    color: var(--dark-color);
}

/* Button Styles */
.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.15s ease-in-out;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    transform: translateY(-1px);
}

.btn-outline-secondary {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-outline-secondary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-1px);
}

/* Badge Styles */
.badge {
    font-size: 0.75rem;
    border-radius: 50%;
    width: 12px;
    height: 12px;
    padding: 0;
    display: inline-block;
}

/* Data Source Status */
.badge.bg-success {
    background-color: var(--success-color) !important;
}

.badge.bg-warning {
    background-color: var(--warning-color) !important;
}

.badge.bg-secondary {
    background-color: var(--secondary-color) !important;
}

/* Loading Overlay */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    font-weight: 500;
    color: var(--primary-color);
}

.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .control-panel {
        height: auto;
        max-height: 40vh;
        border-right: none;
        border-bottom: 1px solid #dee2e6;
    }
    
    .map-container {
        height: 60vh !important;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .control-panel h5 {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .control-panel {
        padding: 1rem !important;
    }
    
    .form-label.fw-bold {
        font-size: 0.8rem;
    }
    
    .form-control, .form-select {
        font-size: 0.875rem;
    }
    
    .btn {
        font-size: 0.875rem;
        padding: 0.375rem 0.75rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

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

.slide-in {
    animation: slideIn 0.3s ease-out;
}

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

/* Utility Classes */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

/* Custom Scrollbar */
.control-panel::-webkit-scrollbar {
    width: 6px;
}

.control-panel::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.control-panel::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.control-panel::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Focus Styles for Accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* Print Styles */
@media print {
    .control-panel,
    .navbar {
        display: none !important;
    }
    
    .col-md-9 {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .map-container {
        height: 80vh !important;
    }
}