/* ============================================
   GARAGE MANAGER - Main CSS
   Design Professional & Sober
   Colors: Grey Neutral + Professional Blue
   ============================================ */

:root {
    /* Primary Colors */
    --primary: #2c3e50;
    --secondary: #34495e;
    --tertiary: #7f8c8d;
    
    /* Accent Colors */
    --accent: #3498db;
    --accent-dark: #2980b9;
    --accent-light: #5dade2;
    
    /* Status Colors */
    --success: #27ae60;
    --danger: #e74c3c;
    --warning: #f39c12;
    --info: #3498db;
    
    /* Neutral Colors */
    --text-dark: #2c3e50;
    --text-normal: #34495e;
    --text-light: #7f8c8d;
    --text-lighter: #bdc3c7;
    
    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #ecf0f1;
    --bg-lighter: #f8f9fa;
    --bg-dark: #34495e;
    
    /* Borders */
    --border: #bdc3c7;
    --border-light: #ecf0f1;
    --border-dark: #7f8c8d;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(44, 62, 80, 0.06);
    --shadow-md: 0 4px 8px rgba(44, 62, 80, 0.08);
    --shadow-lg: 0 10px 20px rgba(44, 62, 80, 0.1);
    --shadow-xl: 0 20px 40px rgba(44, 62, 80, 0.12);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: var(--bg-lighter);
    color: var(--text-normal);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
    letter-spacing: -0.5px;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-normal);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-dark);
    text-decoration: none;
}

/* ============================================
   NAVBAR STYLING
   ============================================ */

.navbar {
    background: var(--bg-white) !important;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary) !important;
    letter-spacing: -0.5px;
}

.navbar-nav .nav-link {
    color: var(--text-normal) !important;
    font-weight: 500;
    margin: 0 8px;
    transition: color var(--transition-fast);
    border-bottom: 2px solid transparent;
}

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

.navbar-nav .nav-link.active {
    color: var(--accent) !important;
    border-bottom-color: var(--accent);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    font-weight: 600;
    border-radius: var(--radius-md);
    padding: 10px 20px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.btn-primary,
.btn-lg.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

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

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-outline-primary {
    border: 2px solid var(--accent);
    color: var(--accent);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.btn-success {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: darken(#e74c3c, 10%);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-warning:hover {
    background: darken(#f39c12, 10%);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

/* ============================================
   FORM ELEMENTS
   ============================================ */

.form-control,
.form-select,
textarea.form-control {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-size: 14px;
    color: var(--text-normal);
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    color: var(--text-normal);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-size: 14px;
}

.form-text {
    color: var(--text-light);
    font-size: 13px;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border-top: 4px solid var(--accent);
}

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

.card-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 20px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.card-body {
    padding: 24px;
}

.card-footer {
    background: var(--bg-lighter);
    border: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    padding: 16px 24px;
}

/* ============================================
   ALERTS
   ============================================ */

.alert {
    border: none;
    border-left: 4px solid;
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-color: #27ae60;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border-color: #e74c3c;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border-color: #f39c12;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border-color: #3498db;
}

/* ============================================
   BADGES
   ============================================ */

.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: var(--success);
    color: white;
}

.badge-danger {
    background: var(--danger);
    color: white;
}

.badge-warning {
    background: var(--warning);
    color: white;
}

.badge-info {
    background: var(--info);
    color: white;
}

.badge-secondary {
    background: var(--tertiary);
    color: white;
}

/* ============================================
   TABLES
   ============================================ */

.table {
    border-collapse: collapse;
    width: 100%;
}

.table thead th {
    background: var(--bg-light);
    color: var(--text-dark);
    font-weight: 700;
    padding: 14px;
    text-align: left;
    border-bottom: 2px solid var(--border);
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
}

.table tbody tr {
    border-bottom: 1px solid var(--border-light);
    transition: background-color var(--transition-fast);
}

.table tbody tr:hover {
    background-color: var(--bg-lighter);
}

.table tbody td {
    padding: 12px 14px;
    vertical-align: middle;
}

/* ============================================
   PAGINATION
   ============================================ */

.pagination {
    margin-top: 20px;
}

.pagination .page-link {
    color: var(--accent);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    margin: 0 4px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination .page-link:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.pagination .page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* ============================================
   MODALS
   ============================================ */

.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 20px;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    background: var(--bg-lighter);
    border: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    padding: 16px 24px;
}

/* ============================================
   BREADCRUMBS
   ============================================ */

.breadcrumb {
    background: transparent;
    padding: 12px 0;
    margin-bottom: 20px;
}

.breadcrumb-item {
    color: var(--text-light);
}

.breadcrumb-item.active {
    color: var(--text-normal);
    font-weight: 600;
}

.breadcrumb-item a {
    color: var(--accent);
}

.breadcrumb-item a:hover {
    color: var(--accent-dark);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

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

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

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

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

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

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

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

.border-top {
    border-top: 1px solid var(--border) !important;
}

.border-bottom {
    border-bottom: 1px solid var(--border) !important;
}

.border-light {
    border: 1px solid var(--border-light) !important;
}

.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow-md {
    box-shadow: var(--shadow-md) !important;
}

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

.shadow-xl {
    box-shadow: var(--shadow-xl) !important;
}

.rounded-lg {
    border-radius: var(--radius-lg) !important;
}

.rounded-xl {
    border-radius: var(--radius-xl) !important;
}

.cursor-pointer {
    cursor: pointer;
}

.transition-all {
    transition: all var(--transition-normal);
}

/* ============================================
   LOADING SPINNER
   ============================================ */

.spinner-border {
    color: var(--accent);
    border-width: 3px;
}

.spinner-grow {
    color: var(--accent);
}

/* ============================================
   RESPONSIVE DESIGN - Mobile First Approach
   ============================================ */

/* === BREAKPOINTS === */
/* XS: 320px - 374px (Extra small phones) */
/* SM: 375px - 576px (Small phones) */
/* MD: 577px - 768px (Tablets) */
/* LG: 769px - 1024px (Large tablets & small desktop) */
/* XL: 1025px - 1440px (Desktop) */
/* XXL: 1441px+ (Large desktop) */

/* ============================================
   EXTRA SMALL: 320px - 374px
   ============================================ */

@media (max-width: 374px) {
    html { font-size: 12px; }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.3rem; }
    h3 { font-size: 1.1rem; }
    h4 { font-size: 1rem; }
    h5 { font-size: 0.9rem; }
    h6 { font-size: 0.85rem; }
    
    p { font-size: 0.9rem; }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .navbar-nav .nav-link {
        font-size: 0.85rem;
        padding: 0.3rem 0.5rem !important;
        margin: 0 !important;
    }
    
    .btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .btn-lg {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    .card {
        border-radius: 6px;
    }
    
    .card-body {
        padding: 12px;
    }
    
    .table {
        font-size: 0.85rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 6px 4px;
    }
    
    .container {
        padding: 0 8px;
    }
}

/* ============================================
   SMALL: 375px - 576px
   ============================================ */

@media (min-width: 375px) and (max-width: 576px) {
    html { font-size: 13px; }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.1rem; }
    h5 { font-size: 1rem; }
    h6 { font-size: 0.9rem; }
    
    .navbar {
        padding: 0.75rem 0;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .navbar-nav .nav-link {
        font-size: 0.9rem;
        margin: 0.3rem 0 !important;
    }
    
    .btn {
        padding: 8px 14px;
        font-size: 0.9rem;
    }
    
    .btn-sm {
        padding: 4px 8px;
        font-size: 0.8rem;
    }
    
    .btn-lg {
        padding: 11px 20px;
        font-size: 0.95rem;
    }
    
    .card {
        border-radius: 8px;
        margin-bottom: 12px;
    }
    
    .card-body {
        padding: 16px;
    }
    
    .card-header {
        padding: 14px;
        font-size: 1rem;
    }
    
    .form-control,
    .form-select {
        padding: 8px 10px;
        font-size: 0.9rem;
    }
    
    .form-label {
        font-size: 0.9rem;
    }
    
    .table {
        font-size: 0.9rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 8px 6px;
    }
    
    .alert {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    .badge {
        padding: 4px 8px;
        font-size: 0.8rem;
    }
    
    .modal-body {
        padding: 16px;
    }
    
    .container {
        padding: 0 12px;
    }
}

/* ============================================
   MEDIUM: 577px - 768px (Tablets)
   ============================================ */

@media (min-width: 577px) and (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }
    h5 { font-size: 1.1rem; }
    h6 { font-size: 1rem; }
    
    .navbar {
        padding: 1rem 0;
    }
    
    .navbar-brand {
        font-size: 1.4rem;
    }
    
    .navbar-nav .nav-link {
        font-size: 0.95rem;
        margin: 0 8px;
    }
    
    .btn {
        padding: 10px 18px;
        font-size: 0.95rem;
    }
    
    .btn-lg {
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .card {
        margin-bottom: 16px;
    }
    
    .card-body {
        padding: 20px;
    }
    
    .form-control,
    .form-select {
        padding: 10px 12px;
        font-size: 0.95rem;
    }
    
    .table {
        font-size: 0.95rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 10px 8px;
    }
    
    .container {
        padding: 0 15px;
    }
}

/* ============================================
   LARGE: 769px - 1024px (Tablets landscape & Small desktop)
   ============================================ */

@media (min-width: 769px) and (max-width: 1024px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.75rem; }
    h4 { font-size: 1.5rem; }
    h5 { font-size: 1.25rem; }
    h6 { font-size: 1.1rem; }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .navbar-nav .nav-link {
        font-size: 1rem;
        margin: 0 12px;
    }
    
    .btn {
        padding: 11px 20px;
    }
    
    .btn-lg {
        padding: 13px 28px;
    }
    
    .card {
        margin-bottom: 18px;
    }
    
    .card-body {
        padding: 22px;
    }
    
    .table {
        font-size: 0.98rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 11px 10px;
    }
}

/* ============================================
   EXTRA LARGE: 1025px - 1440px (Desktop)
   ============================================ */

@media (min-width: 1025px) and (max-width: 1440px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.75rem; }
    h4 { font-size: 1.5rem; }
    h5 { font-size: 1.25rem; }
    h6 { font-size: 1rem; }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .navbar-nav .nav-link {
        font-size: 1rem;
        margin: 0 16px;
    }
    
    .btn {
        padding: 12px 22px;
    }
    
    .card {
        margin-bottom: 20px;
    }
}

/* ============================================
   XXTRA LARGE: 1441px+ (Large Desktop)
   ============================================ */

@media (min-width: 1441px) {
    .container {
        max-width: 1320px;
    }
    
    .navbar-nav .nav-link {
        margin: 0 20px;
    }
    
    .card {
        margin-bottom: 24px;
    }
}

/* ============================================
   LANDSCAPE OPTIMIZATIONS
   ============================================ */

@media (max-height: 500px) and (orientation: landscape) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.1rem; }
    
    .navbar {
        padding: 0.5rem 0;
    }
    
    .btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .card-body {
        padding: 12px;
    }
    
    .table thead th,
    .table tbody td {
        padding: 6px 8px;
    }
}

@media (min-height: 900px) {
    /* Pour les très grands écrans en hauteur */
    h1 { font-size: 3rem; }
    h2 { font-size: 2.5rem; }
    h3 { font-size: 2rem; }
    
    .card {
        padding: 24px;
    }
}

/* ============================================
   RETINA DISPLAY & HIGH DPI
   ============================================ */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Optimisations pour écrans haute résolution */
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    .btn, .card, .form-control {
        border-width: 0.5px;
    }
}

/* ============================================
   FLEXBOX RESPONSIVE GRIDS
   ============================================ */

@media (max-width: 576px) {
    .row > [class*="col"] {
        margin-bottom: 12px;
    }
    
    .d-none.d-sm-block {
        display: block !important;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .navbar, .btn, .modal {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}