/* MeteoTour Web App Custom Styles - Alban-Félix Design Charter */

/* CSS Variables - Design System */
:root {
    /* Color Palette - Inspired by albanfelix.fr */
    --primary-color: #2c5282;      /* Deep blue - professional yet personal */
    --secondary-color: #3182ce;    /* Lighter blue accent */
    --accent-color: #63b3ed;       /* Soft blue highlight */
    --dark-color: #1a202c;         /* Deep navy for text */
    --gray-color: #718096;         /* Sophisticated gray */
    --light-gray: #edf2f7;         /* Very light background */
    --white: #ffffff;
    --success-color: #38a169;      /* Nature green */
    --warning-color: #d69e2e;      /* Warm amber */
    --danger-color: #e53e3e;       /* Alert red */
    
    /* Typography */
    --font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-family-mono: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing & Layout */
    --border-radius: 12px;         /* Rounded, modern feel */
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    /* Shadows */
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --box-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    
    /* Text Colors */
    --text-color: var(--dark-color);
    --text-muted: var(--gray-color);
}

/* Base styles */
body {
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    min-height: 100vh;
    font-family: var(--font-family);
    color: var(--text-color);
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
}

/* Navigation - Clean & Personal */
.navbar {
    background: var(--white) !important;
    border-bottom: 1px solid var(--light-gray);
    box-shadow: var(--box-shadow-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Override Bootstrap navbar classes */
.navbar-expand-lg {
    background: var(--white) !important;
}

.navbar-brand {
    font-weight: var(--font-weight-bold) !important;
    font-size: 1.5rem !important;
    color: var(--primary-color) !important;
    letter-spacing: -0.025em;
    text-decoration: none !important;
}

.navbar-nav .nav-link {
    color: var(--text-color) !important;
    font-weight: var(--font-weight-medium) !important;
    transition: all 0.2s ease;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    margin: 0 0.25rem;
    text-decoration: none !important;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background-color: rgba(44, 82, 130, 0.05);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2844, 82, 130, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Cards - Modern & Elegant */
.card {
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    background: var(--white);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
}

.card.shadow {
    box-shadow: var(--box-shadow);
}

.card.shadow-lg {
    box-shadow: var(--box-shadow-lg);
}

.card-header {
    border-radius: 0;
    border-bottom: 1px solid var(--light-gray);
    font-weight: var(--font-weight-semibold);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    letter-spacing: -0.025em;
}

/* Form Elements - Clean & Modern */
.form-control, .form-select {
    border-radius: var(--border-radius-sm);
    border: 1.5px solid #e2e8f0;
    background-color: var(--white);
    font-weight: var(--font-weight-normal);
    transition: all 0.2s ease;
    padding: 0.75rem 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(44, 82, 130, 0.1);
    outline: none;
}

.form-control-sm, .form-select-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

.form-label {
    font-weight: var(--font-weight-medium);
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Buttons - Elegant & Interactive */
.btn {
    border-radius: var(--border-radius-sm);
    font-weight: var(--font-weight-medium);
    transition: all 0.2s ease;
    letter-spacing: -0.025em;
    padding: 0.625rem 1.25rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
    color: var(--white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2a4d7a 0%, #2b78c7 100%);
    transform: translateY(-1px);
    box-shadow: var(--box-shadow);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
}

/* Typography - Clean & Readable */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    color: var(--dark-color);
    letter-spacing: -0.025em;
    line-height: 1.2;
}

.display-4 {
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    letter-spacing: -0.05em;
}

.lead {
    font-size: 1.125rem;
    font-weight: var(--font-weight-normal);
    color: var(--text-muted);
    line-height: 1.6;
}

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

.text-muted {
    color: var(--text-muted) !important;
}

/* Stats */
.stat-item {
    padding: 1rem 0;
}

.stat-item h3 {
    font-weight: 700;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

/* Navigation Tabs */
.nav-tabs {
    border-bottom: 2px solid #dee2e6;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    font-weight: 500;
    color: #6c757d;
    transition: all 0.15s ease-in-out;
}

.nav-tabs .nav-link:hover {
    border-color: transparent;
    color: var(--primary-color);
    background-color: #f8f9fa;
}

.nav-tabs .nav-link.active {
    border-color: transparent transparent var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    color: var(--primary-color);
    background-color: white;
}

/* Tab Content */
.tab-content .card {
    border-top-left-radius: 0;
}

/* Map Container */
.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.map-container .leaflet-container {
    height: 100% !important;
    width: 100% !important;
}

/* Full-width Analysis Layout */
.analysis-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
    max-width: 100%;
    padding: 0 1rem;
}

.analysis-section {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.analysis-section:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
}

.analysis-section h3 {
    color: var(--dark-color);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Map Container for grid layout */
.analysis-section .map-container {
    height: 500px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

/* Charts */
.charts-grid {
    display: grid;
    gap: 1.5rem;
}

.chart-item img {
    border-radius: var(--border-radius);
    width: 100%;
    height: auto;
}

/* Summary styling in grid */
.summary-stats {
    display: grid;
    gap: 1rem;
}

.summary-stats .stat-item {
    background: rgba(102, 126, 234, 0.1);
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
}

.summary-stats .stat-item h4 {
    color: #4c5c8a;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.summary-stats .stat-item .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
}

/* HTMX Loading Indicator */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: block;
}

.htmx-request.htmx-indicator {
    display: block;
}

/* Loading States */
.loading-container {
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8f9fa;
    border-radius: var(--border-radius);
}

/* Feature Cards */
.feature-card {
    transition: transform 0.2s ease-in-out;
}

.feature-card:hover {
    transform: translateY(-2px);
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--border-radius);
}

.alert-success {
    background-color: rgba(25, 135, 84, 0.1);
    color: #0f5132;
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    color: #664d03;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: #842029;
}

.alert-info {
    background-color: rgba(13, 202, 240, 0.1);
    color: #055160;
}

/* Responsive Design */
@media (max-width: 768px) {
    .analysis-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .analysis-section .map-container {
        height: 300px;
    }
    
    .stat-item h3 {
        font-size: 1.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) {
    .analysis-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .analysis-section .map-container {
        height: 500px;
    }
}

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

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

/* Utility Classes */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), #4dabf7);
}

.bg-gradient-success {
    background: linear-gradient(135deg, var(--success-color), #51cf66);
}

.bg-gradient-danger {
    background: linear-gradient(135deg, var(--danger-color), #ff6b6b);
}

.bg-gradient-warning {
    background: linear-gradient(135deg, var(--warning-color), #ffd43b);
}

.text-shadow {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* File Upload Styling */
.form-control[type="file"] {
    padding: 0.375rem 0.75rem;
}

.form-control[type="file"]::-webkit-file-upload-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: calc(var(--border-radius) - 1px);
    padding: 0.375rem 0.75rem;
    margin-right: 0.75rem;
    cursor: pointer;
    transition: background-color 0.15s ease-in-out;
}

.form-control[type="file"]::-webkit-file-upload-button:hover {
    background-color: #0b5ed7;
}