:root {
    --primary: #780000;
    --primary-dark: #5a0000;
    --secondary: #c1121f;
    --accent: #003049;
    --light: #fdf0d5;
    --background: #669bbc;
    --text-dark: #2d3748;
    --text-light: #f7fafc;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--light) 0%, #fff8f0 100%);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%) !important;
    box-shadow: var(--shadow);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--light) !important;
    transition: var(--transition);
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.nav-link {
    color: var(--light) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius);
    transition: var(--transition);
    margin: 0 0.2rem;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.dropdown-menu {
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    background: white;
    animation: slideDown 0.3s ease;
}

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

/* Cartes */
.card {
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    background: white;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: linear-gradient(135deg, var(--accent) 0%, #004d6b 100%);
    color: var(--light);
    border: none;
    padding: 1.25rem;
    font-weight: 600;
}

/* Boutons */
.btn {
    border-radius: var(--radius);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #a00e19 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

.btn-outline-primary:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, #2d7d46 0%, #38a169 100%);
    border: none;
}

.btn-info {
    background: linear-gradient(135deg, var(--accent) 0%, #005b87 100%);
    border: none;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Badges */
.badge {
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-weight: 600;
}

/* Formulaires */
.form-control {
    border-radius: var(--radius);
    border: 2px solid #e2e8f0;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(120, 0, 0, 0.1);
}

.form-label {
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

/* Tableaux */
.table {
    border-radius: var(--radius);
    overflow: hidden;
}

.table th {
    background: var(--accent);
    color: var(--light);
    border: none;
    padding: 1rem;
    font-weight: 600;
}

.table td {
    padding: 1rem;
    border-color: #e2e8f0;
}

/* Progress bars */
.progress {
    border-radius: 10px;
    height: 8px;
    background: #e2e8f0;
}

.progress-bar {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    border-radius: 10px;
}

/* Avatars et images */
.avatar {
    border-radius: 50%;
    border: 3px solid var(--light);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.avatar:hover {
    transform: scale(1.1);
}

/* Grid amélioré */
.row {
    margin: 0 -0.5rem;
}

.row > * {
    padding: 0.5rem;
}

/* Mobile First */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    /* Navigation mobile */
    .navbar-collapse {
        background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
        border-radius: var(--radius);
        margin-top: 1rem;
        padding: 1rem;
    }
    
    .nav-link {
        text-align: center;
        margin: 0.25rem 0;
    }
}

/* Desktop enhancements */
@media (min-width: 769px) {
    .container {
        max-width: 1200px;
    }
    
    .card {
        margin-bottom: 1.5rem;
    }
}

/* États de chargement */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Messages d'alerte */
.alert {
    border-radius: var(--radius);
    border: none;
    padding: 1rem 1.5rem;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, #48bb78, #38a169);
    color: white;
}

.alert-danger {
    background: linear-gradient(135deg, var(--secondary), #e53e3e);
    color: white;
}

.alert-info {
    background: linear-gradient(135deg, var(--accent), #005b87);
    color: white;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark), #a00e19);
}

/* Styles pour l'extraction automatique */
#extractionResult {
    border-left: 4px solid var(--secondary);
    animation: slideInRight 0.5s ease;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.extraction-success {
    border-color: var(--success);
}

.extraction-error {
    border-color: var(--danger);
}


/* Bouton d'ajout toujours visible */
.btn-add-item {
    transition: var(--transition);
}

.btn-add-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* État vide */
.empty-state {
    opacity: 0.7;
    transition: var(--transition);
}

.empty-state:hover {
    opacity: 1;
}

/* Animation pour les nouveaux articles */
@keyframes highlightNew {
    0% {
        background-color: rgba(40, 167, 69, 0.2);
    }
    100% {
        background-color: transparent;
    }
}

.item-card.new-item {
    animation: highlightNew 2s ease;
}

/* Responsive */
@media (max-width: 768px) {
    .card-header .btn {
        margin-top: 0.5rem;
        width: 100%;
    }
}


/* Style pour le champ prix */
input[type="text"][inputmode="decimal"] {
    text-align: right;
    font-family: 'Courier New', monospace;
}

input[type="text"][inputmode="decimal"]::placeholder {
    color: #6c757d;
    opacity: 0.6;
}


/* Améliorations générales mobile */
@media (max-width: 768px) {
    /* Navigation */
    .navbar-nav .nav-link {
        padding: 12px 16px;
        font-size: 16px; /* Taille de texte plus lisible */
    }
    
    /* Boutons */
    .btn {
        min-height: 44px; /* Taille minimale pour les doigts */
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Cartes */
    .card {
        border: none;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        margin-bottom: 16px;
    }
    
    /* Forms */
    .form-control, .form-select {
        font-size: 16px; /* Évite le zoom sur iOS */
        padding: 12px;
        min-height: 44px;
    }
    
    /* Modal */
    .modal-content {
        border-radius: 12px;
    }
    
    /* Notifications */
    .dropdown-menu {
        border: none;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    }
    
    /* Feedback tactile */
    .btn:active, 
    .card:active, 
    .notification-item:active {
        transform: scale(0.96);
        transition: transform 0.1s ease;
    }
    
    /* Safe areas pour iPhone */
    .container {
        padding-left: max(15px, env(safe-area-inset-left));
        padding-right: max(15px, env(safe-area-inset-right));
    }
}

/* Support de la préférence de mouvement réduit */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Amélioration de l'accessibilité tactile */
@media (hover: none) and (pointer: coarse) {
    .btn:hover {
        transform: none; /* Désactive les effets hover sur mobile */
    }
}



/* Correction des bugs tactiles mobiles */
@media (max-width: 768px) {
    /* Amélioration de la réactivité tactile */
    .btn,
    .nav-link,
    .card,
    .dropdown-item,
    .form-control,
    .form-select {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    /* Meilleure cible tactile pour les boutons */
    .btn {
        min-height: 44px;
        min-width: 44px;
        padding: 12px 16px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Navigation mobile améliorée */
    .navbar-toggler {
        padding: 8px 12px;
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        padding: 14px 16px !important;
        margin: 2px 0;
        min-height: 48px;
        display: flex;
        align-items: center;
    }
    
    /* Correction du délai de touche sur iOS */
    .dropdown-item {
        padding: 14px 20px;
        min-height: 48px;
        display: flex;
        align-items: center;
        cursor: pointer;
    }
    
    /* Formulaires mobiles optimisés */
    .form-control,
    .form-select {
        font-size: 16px; /* Évite le zoom automatique sur iOS */
        padding: 14px 12px;
        min-height: 48px;
        border-width: 2px;
    }
    
    /* Cartes plus faciles à toucher */
    .card {
        margin-bottom: 16px;
        border: 1px solid rgba(0,0,0,0.05);
    }
    
    .card-header {
        padding: 16px;
        min-height: 60px;
        display: flex;
        align-items: center;
    }
    
    /* Modal mobile amélioré */
    .modal-content {
        border-radius: 12px;
        margin: 20px 10px;
    }
    
    .modal-header .btn-close {
        min-width: 44px;
        min-height: 44px;
        padding: 12px;
        margin: -12px -12px -12px auto;
    }
    
    /* Tableaux scrollables sur mobile */
    .table-responsive {
        -webkit-overflow-scrolling: touch;
        border-radius: var(--radius);
    }
    
    /* Dropdown mobile */
    .dropdown-menu {
        border: none;
        box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        margin-top: 8px;
    }
    
    /* Safe areas pour iPhone avec encoche */
    .navbar,
    .container-fluid,
    .container {
        padding-left: max(16px, env(safe-area-inset-left));
        padding-right: max(16px, env(safe-area-inset-right));
    }
    
    /* Padding safe area pour le bas */
    body {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Désactivation des animations pour les préférences de réduction de mouvement */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Correction spécifique pour iOS */
@supports (-webkit-touch-callout: none) {
    .btn,
    .nav-link {
        cursor: pointer;
    }
    
    /* Amélioration du scroll sur iOS */
    .container,
    .modal-body,
    .dropdown-menu {
        -webkit-overflow-scrolling: touch;
    }
}

/* Support des appareils sans hover */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .nav-link:hover,
    .card:hover {
        transform: none;
        box-shadow: var(--shadow);
    }
    
    /* État actif pour mobile */
    .btn:active,
    .nav-link:active,
    .card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .nav-link.active {
        background: rgba(255, 255, 255, 0.25);
    }
}

/* Amélioration de la lisibilité sur petits écrans */
@media (max-width: 480px) {
    .container {
        padding-left: 12px;
        padding-right: 12px;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .h4, h4 {
        font-size: 1.25rem;
    }
    
    /* Espacement amélioré pour le contenu */
    .card-body {
        padding: 1rem;
    }
    
    .table td,
    .table th {
        padding: 0.75rem 0.5rem;
        font-size: 0.9rem;
    }
}

/* Correction du zoom sur les champs de formulaire iOS */
@media (max-width: 768px) {
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="number"],
    input[type="password"],
    select,
    textarea {
        font-size: 16px; /* Empêche le zoom automatique sur iOS */
    }
}