/* =======================================
   CSS AVEC THÈME SOMBRE CORRIGÉ - 3D Printer App
   ======================================= */

/* ------ VARIABLES THÈME CLAIR (par défaut) ------ */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #059669;
    --warning-color: #d97706;
    --danger-color: #dc2626;
    
    /* Couleurs de base - Thème clair */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    
    /* Couleurs de la navbar */
    --navbar-bg: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --navbar-text: #cbd5e1;
    --navbar-text-hover: #ffffff;
    
    /* Autres variables */
    --card-shadow: 0 4px 6px -1px var(--shadow-color);
    --card-shadow-hover: 0 10px 15px -3px var(--shadow-hover);
    --border-radius: 0.75rem;
    --transition: all 0.3s ease;
}

/* ------ VARIABLES THÈME SOMBRE CORRIGÉES ------ */
[data-theme="dark"] {
    --bg-primary: #1e293b;
    --bg-secondary: #0f172a;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #e2e8f0;
    --text-muted: #cbd5e1;
    --border-color: #475569;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --shadow-hover: rgba(0, 0, 0, 0.6);
    
    /* Navbar encore plus sombre dans le thème sombre */
    --navbar-bg: linear-gradient(135deg, #020617 0%, #0c0a09 100%);
    --navbar-text: #cbd5e1;
    --navbar-text-hover: #f8fafc;
}

/* ------ BACKGROUND ANIMÉ ------ */
body {
    background: var(--bg-secondary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    transition: var(--transition);
}

/* Background animé - Thème clair */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    animation: gradientShift 15s ease infinite;
}

/* Background animé - Thème sombre avec plus de contraste */
[data-theme="dark"] body::before {
    background: linear-gradient(135deg, #020617 0%, #0f172a 50%, #1e293b 100%);
}

/* Particules flottantes */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 70%, rgba(16, 185, 129, 0.08) 0%, transparent 50%);
    animation: floatingParticles 20s ease-in-out infinite;
}

[data-theme="dark"] body::after {
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 70%, rgba(34, 197, 94, 0.15) 0%, transparent 50%);
}

/* ------ ANIMATIONS ------ */
@keyframes gradientShift {
    0%, 100% {
        filter: hue-rotate(0deg);
    }
    50% {
        filter: hue-rotate(15deg);
    }
}

@keyframes floatingParticles {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 1;
    }
    33% {
        transform: translateY(-20px) rotate(5deg);
        opacity: 0.8;
    }
    66% {
        transform: translateY(10px) rotate(-3deg);
        opacity: 0.6;
    }
}

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

/* ------ TOGGLE THÈME ------ */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 50px;
    padding: 8px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 60px;
    height: 40px;
}

.theme-toggle:hover {
    transform: scale(1.05);
    box-shadow: var(--card-shadow-hover);
}

.theme-toggle-slider {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    transition: var(--transition);
}

.theme-toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .theme-toggle-slider::before {
    transform: translateX(20px);
    background: var(--warning-color);
}

.theme-toggle-icon {
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
}

/* ------ NAVBAR MODERNE ------ */
.navbar {
    background: var(--navbar-bg) !important;
    box-shadow: 0 4px 20px var(--shadow-color);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--navbar-text-hover) !important;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-nav .nav-link {
    color: var(--navbar-text) !important;
    font-weight: 500;
    padding: 0.75rem 1rem !important;
    border-radius: var(--border-radius);
    margin: 0 0.25rem;
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--navbar-text-hover) !important;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* ------ CONTENEURS ------ */
.container {
    padding-top: 2rem;
    padding-bottom: 2rem;
    position: relative;
    z-index: 1;
}

/* ------ TITRES AVEC MEILLEUR CONTRASTE ------ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    position: relative;
    transition: var(--transition);
}

h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Titre plus visible en mode sombre */
[data-theme="dark"] h1 {
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h1::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 4rem;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 2px;
}

[data-theme="dark"] h1::after {
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
}

/* ------ CARTES AVEC FOND ADAPTATIF ------ */
.card,
.form-container,
.table-container,
.search-container {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    background: var(--bg-primary);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

.card:hover,
.form-container:hover,
.table-container:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
    font-weight: 600;
    border: none;
}

/* ------ FORMULAIRES AVEC CONTRASTE AMÉLIORÉ ------ */
.form-container {
    padding: 2rem;
    margin-bottom: 2rem;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-control, 
.form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-weight: 500;
    transition: var(--transition);
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Meilleur contraste pour les champs en mode sombre */
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.form-control:focus, 
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
    background: var(--bg-primary);
    color: var(--text-primary);
    transform: translateY(-1px);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background: var(--bg-primary);
    box-shadow: 0 0 0 0.2rem rgba(96, 165, 250, 0.25);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-text {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ------ TABLEAUX AVEC FOND CORRIGÉ ------ */
.table-container {
    overflow: hidden;
    margin-bottom: 2rem;
    background: var(--bg-primary);
}

.table {
    margin-bottom: 0;
    color: var(--text-primary);
    background: transparent;
}

.table thead th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    border: none;
    padding: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Amélioration du contraste pour les en-têtes en mode sombre */
[data-theme="dark"] .table thead th {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

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

.table tbody tr:hover {
    background-color: var(--bg-secondary);
    transform: scale(1.001);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    font-weight: 500;
    color: var(--text-primary);
    border-color: var(--border-color);
    background: transparent;
}

/* Force le bon fond pour les cellules en mode sombre */
[data-theme="dark"] .table tbody tr {
    background: var(--bg-primary);
}

[data-theme="dark"] .table tbody tr:hover {
    background: var(--bg-secondary);
}

/* ------ BOUTONS ------ */
.btn {
    border-radius: var(--border-radius);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
    color: white;
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), #475569);
    box-shadow: 0 4px 15px rgba(100, 116, 139, 0.3);
    color: white;
}

.btn-secondary:hover {
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #b91c1c);
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
    color: white;
}

.btn-danger:hover {
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #c2410c);
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
    color: white;
}

.btn-warning:hover {
    color: white;
}

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

/* ------ ALERTS ------ */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.alert-success {
    background: linear-gradient(135deg, rgba(5, 150, 105, 0.1), rgba(5, 150, 105, 0.05));
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

[data-theme="dark"] .alert-success {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.08));
    color: #4ade80;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1), rgba(220, 38, 38, 0.05));
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

[data-theme="dark"] .alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.08));
    color: #f87171;
}

/* ------ BARRE DE RECHERCHE ------ */
.search-container {
    padding: 1.5rem;
    margin-bottom: 2rem;
}

/* ------ ICÔNES ------ */
.icon {
    width: 1.2rem;
    height: 1.2rem;
    opacity: 0.8;
}

/* ------ BADGES AVEC MEILLEUR CONTRASTE ------ */
.badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
}

.badge.bg-light {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .badge.bg-light {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
}

/* ------ PAGE DE CONNEXION ------ */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    box-shadow: var(--card-shadow-hover);
    border: 1px solid var(--border-color);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
    margin-bottom: 0;
}

.login-form .form-floating {
    margin-bottom: 1rem;
}

.login-form .form-floating label {
    color: var(--text-muted);
}

.login-form .form-control {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
}

.login-form .form-control:focus {
    background: var(--bg-primary);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

[data-theme="dark"] .login-form .form-control {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .login-form .form-control:focus {
    background: var(--bg-primary);
    box-shadow: 0 0 0 0.2rem rgba(96, 165, 250, 0.25);
}

/* ------ ANIMATIONS ------ */
.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ------ RESPONSIVE ------ */
@media (max-width: 768px) {
    .theme-toggle {
        top: 10px;
        right: 10px;
        transform: scale(0.9);
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .form-container,
    .login-card {
        padding: 1.5rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .btn-group .btn {
        width: auto;
        margin-bottom: 0;
    }
}

/* ------ FOOTER ------ */
footer {
    background: var(--navbar-bg);
    color: var(--navbar-text);
    border-top: 1px solid var(--border-color);
    margin-top: 3rem;
}

/* ------ CORRECTIONS BOOTSTRAP ------ */
.modal-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
}

.dropdown-menu {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.dropdown-item {
    color: var(--text-primary);
}

.dropdown-item:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* ------ CORRECTIONS SPÉCIFIQUES THÈME SOMBRE ------ */
[data-theme="dark"] .text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--text-primary) !important;
}

[data-theme="dark"] small {
    color: var(--text-muted);
}