/**
 * LeTamil CRM - Theme 2026 UI/UX
 * Design moderne inspiré des tendances 2026 :
 * - Glassmorphism & Liquid Glass
 * - Animations fluides & micro-interactions
 * - Dark mode premium
 * - Personnalisation contextuelle
 * - Accessibilité optimale
 */

:root {
    /* === COULEURS LETAMIL (Charte de marque) === */
    --letamil-red: #E31E24;
    --letamil-red-hover: #C01015;
    --letamil-red-light: #FF4550;
    --letamil-red-dark: #B01015;
    
    --letamil-blue: #003B7A;
    --letamil-blue-hover: #002147;
    --letamil-blue-light: #0055A5;
    --letamil-blue-dark: #001833;
    
    /* === PALETTE ÉTENDUE 2026 === */
    /* Neutrals modernes - Warm Off-White */
    --neutral-50: #FAFBFC;
    --neutral-100: #F4F6F8;
    --neutral-200: #E8ECF0;
    --neutral-300: #D4D9E0;
    --neutral-400: #A8B1BD;
    --neutral-500: #6C7580;
    --neutral-600: #4A5568;
    --neutral-700: #2D3748;
    --neutral-800: #1A202C;
    --neutral-900: #0F1419;
    
    /* Couleurs fonctionnelles */
    --success: #10B981;
    --success-light: #34D399;
    --warning: #F59E0B;
    --warning-light: #FBBF24;
    --error: var(--letamil-red);
    --error-light: var(--letamil-red-light);
    --info: var(--letamil-blue-light);
    --info-light: #3B82F6;
    
    /* === TOKENS DE DESIGN === */
    /* Backgrounds */
    --bg-app: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FAFBFC;
    --bg-sidebar: linear-gradient(180deg, var(--letamil-blue-dark) 0%, #000B1A 100%);
    --bg-modal: rgba(0, 0, 0, 0.75);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    
    /* Dark Glass */
    --glass-dark-bg: rgba(26, 32, 44, 0.8);
    --glass-dark-border: rgba(255, 255, 255, 0.08);
    
    /* Text */
    --text-primary: var(--neutral-900);
    --text-secondary: var(--neutral-600);
    --text-tertiary: var(--neutral-500);
    --text-inverse: #FFFFFF;
    
    /* Borders */
    --border-color: var(--neutral-200);
    --border-color-strong: var(--neutral-300);
    
    /* Shadows (2026 - plus douces et naturelles) */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-sm: 0 2px 4px -2px rgba(0, 0, 0, 0.05), 0 4px 8px -2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 8px -2px rgba(0, 0, 0, 0.08), 0 8px 16px -4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.1), 0 8px 16px -4px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 20px 40px -8px rgba(0, 0, 0, 0.12), 0 8px 16px -4px rgba(0, 0, 0, 0.08);
    --shadow-2xl: 0 32px 64px -12px rgba(0, 0, 0, 0.14);
    
    /* Border Radius moderne */
    --radius-xs: 0.25rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Spacing système 8pt */
    --space-1: 0.25rem;  /* 4px */
    --space-2: 0.5rem;   /* 8px */
    --space-3: 0.75rem;  /* 12px */
    --space-4: 1rem;     /* 16px */
    --space-5: 1.25rem;  /* 20px */
    --space-6: 1.5rem;   /* 24px */
    --space-8: 2rem;     /* 32px */
    --space-10: 2.5rem;  /* 40px */
    --space-12: 3rem;    /* 48px */
    --space-16: 4rem;    /* 64px */
    
    /* Transitions fluides 2026 */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Police principale */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Typography scale */
    --font-xs: 0.75rem;     /* 12px */
    --font-sm: 0.875rem;    /* 14px */
    --font-base: 1rem;      /* 16px */
    --font-lg: 1.125rem;    /* 18px */
    --font-xl: 1.25rem;     /* 20px */
    --font-2xl: 1.5rem;     /* 24px */
    --font-3xl: 1.875rem;   /* 30px */
    --font-4xl: 2.25rem;    /* 36px */
    
    /* Z-index layers */
    --z-base: 0;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* === DARK MODE (désactivé pour le contenu principal = meilleure lisibilité) === */
/* On garde un fond clair pour page-content, cards, tables : texte toujours lisible */

/* === GLOBAL RESET & BASE === */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-base);
    line-height: 1.6;
    color: var(--letamil-blue);
    background-color: #FFFFFF;
}

/* Règle globale : tous les textes par défaut en bleu */
* {
    color: inherit;
}

/* Fond blanc = texte bleu */
.card,
.card-modern,
.card-body,
.card-modern-body,
.card-header,
.topbar,
.page-content,
[style*="background: white"],
[style*="background: #fff"],
[style*="background: #FFFFFF"] {
    color: var(--letamil-blue) !important;
}

/* Fond noir/sombre = texte blanc (sidebar) */
.sidebar,
.sidebar *:not(.btn):not(.badge):not(a.btn) {
    color: white !important;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Focus visible moderne */
*:focus-visible {
    outline: 2px solid var(--letamil-blue-light);
    outline-offset: 2px;
    border-radius: var(--radius-xs);
}

/* === LAYOUT PRINCIPAL === */
.app-container {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* === SIDEBAR MODERNE 2026 === */
.sidebar {
    width: 280px;
    background: var(--bg-sidebar);
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    height: 100dvh; /* fallback: 100vh pour navigateurs sans support dvh */
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    overflow-y: hidden; /* défilement dans .sidebar-nav */
    -webkit-overflow-scrolling: touch; /* Défilement tactile fluide (iOS / mobile) */
    touch-action: pan-y; /* Autorise le scroll vertical au doigt */
    overscroll-behavior-y: contain; /* Évite que le scroll se propage au body */
    z-index: var(--z-fixed);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-2xl);
    
    /* Glassmorphism subtle overlay */
    backdrop-filter: blur(10px);
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, var(--letamil-red) 0%, transparent 100%);
    opacity: 0.05;
    pointer-events: none;
}

/* Scrollbar moderne */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.03);
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

.sidebar-nav::-webkit-scrollbar {
    width: 6px;
}
.sidebar-nav::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.03);
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
}
.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* Header Sidebar */
.sidebar-header {
    padding: var(--space-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
}

.sidebar-logo {
    max-width: 160px;
    height: auto;
    transition: transform var(--transition-base);
}

.sidebar-logo:hover {
    transform: scale(1.05);
}

.sidebar-brand {
    display: block;
    text-decoration: none;
}

/* Navigation */
.sidebar-nav {
    padding: var(--space-4) var(--space-3);
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
    overscroll-behavior-y: contain;
    display: flex;
    flex-direction: column;
}

.sidebar-nav > .nav-item,
.sidebar-nav > .nav-dropdown,
.sidebar-nav > .nav-section-title {
    flex-shrink: 0;
    min-height: 0;
}

.nav-section-title {
    font-size: var(--font-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.5);
    padding: var(--space-4) var(--space-3) var(--space-2);
    margin-top: var(--space-4);
}

.nav-item {
    margin-bottom: var(--space-1);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3);
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--font-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

/* Effet de hover moderne */
.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--letamil-red);
    transform: translateX(-3px);
    opacity: 0;
    transition: all var(--transition-base);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: white;
    transform: translateX(2px);
}

.nav-link:hover::before {
    transform: translateX(0);
    opacity: 1;
}

.nav-link.active {
    background: linear-gradient(90deg, rgba(227, 30, 36, 0.15) 0%, rgba(227, 30, 36, 0.05) 100%);
    color: white;
    font-weight: 600;
}

.nav-link.active::before {
    transform: translateX(0);
    opacity: 1;
}

.nav-link i {
    font-size: 1.125rem;
    width: 20px;
    text-align: center;
}

/* Dropdown navigation */
.nav-dropdown {
    margin-bottom: var(--space-1);
    min-height: 0;
    position: relative;
    z-index: 1;
}

.nav-dropdown.active {
    z-index: 2;
}

.nav-dropdown-toggle {
    position: relative;
}

.nav-dropdown-toggle::after {
    content: '\F282';
    font-family: 'bootstrap-icons';
    position: absolute;
    right: var(--space-3);
    transition: transform var(--transition-base);
}

.nav-dropdown.active .nav-dropdown-toggle::after {
    transform: rotate(90deg);
}

.nav-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    padding-left: var(--space-6);
}

.nav-dropdown.active .nav-submenu {
    max-height: var(--nav-submenu-max-height, 2400px);
    overflow-x: hidden;
    overflow-y: auto;
    padding-top: var(--space-2);
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

.nav-submenu-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    padding: var(--space-2) var(--space-3) var(--space-1);
    margin-top: var(--space-1);
}

.nav-submenu-label:first-child {
    margin-top: 0;
}

.nav-item-footer {
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-2);
}

.nav-submenu .nav-link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-sm);
    font-weight: 400;
}

/* === MAIN CONTENT === */
.main-content {
    flex: 1;
    margin-left: 280px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
}

/* === TOPBAR MODERNE === */
.topbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-4) var(--space-6);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    animation: slideDown 0.3s ease-out;
    color: var(--letamil-blue);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.topbar-left,
.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

/* Menu toggle — visible sur tous les écrans pour ouvrir/fermer la sidebar */
.topbar-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    min-width: 44px;
    min-height: 44px;
}

.topbar-menu-toggle:hover {
    background: var(--neutral-100);
}

/* Search moderne */
.topbar-search {
    position: relative;
    width: 400px;
}

.topbar-search i {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    pointer-events: none;
}

.topbar-search input {
    width: 100%;
    padding: var(--space-3) var(--space-3) var(--space-3) var(--space-10);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    background: white;
    color: var(--letamil-blue);
    font-size: var(--font-sm);
    font-weight: 500;
    transition: all var(--transition-base);
}

.topbar-search input:focus {
    outline: none;
    border-color: var(--letamil-blue-light);
    box-shadow: 0 0 0 3px rgba(0, 85, 165, 0.1);
    color: var(--letamil-blue);
}

.topbar-search input::placeholder {
    color: var(--text-tertiary);
}

.topbar-search-trigger {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    width: 100%;
    max-width: 400px;
    padding: var(--space-3) var(--space-4) var(--space-3) var(--space-10);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    background: white;
    color: var(--text-tertiary);
    font-size: var(--font-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
}

.topbar-search-trigger:hover {
    border-color: var(--letamil-blue-light);
    box-shadow: 0 0 0 3px rgba(0, 85, 165, 0.08);
    color: var(--letamil-blue);
}

.topbar-search-placeholder {
    flex: 1;
    color: var(--text-tertiary);
}

.topbar-search-kbd {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--bg-secondary, #f0f2f5);
    color: var(--text-tertiary);
    border: 1px solid var(--border-color);
    font-family: inherit;
}

/* === Command palette (Ctrl+K) === */
.command-palette {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 12vh var(--space-4) var(--space-4);
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, visibility 0.15s;
}

.command-palette.is-open {
    pointer-events: auto;
    opacity: 1;
    visibility: visible;
}

.command-palette-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 11, 26, 0.55);
    backdrop-filter: blur(4px);
}

.command-palette-panel {
    position: relative;
    width: 100%;
    max-width: 560px;
    background: #fff;
    border-radius: var(--radius-lg, 12px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: min(70vh, 520px);
}

.command-palette-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-color);
}

.command-palette-header > .bi-search {
    color: var(--text-tertiary);
    font-size: 1.125rem;
}

.command-palette-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: var(--font-base, 1rem);
    font-weight: 500;
    color: var(--letamil-blue);
}

.command-palette-esc {
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--bg-secondary, #f0f2f5);
    color: var(--text-tertiary);
    border: 1px solid var(--border-color);
}

.command-palette-tabs {
    display: flex;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    border-bottom: 1px solid var(--border-color);
    background: #fafbfc;
}

.command-palette-tab {
    border: none;
    background: transparent;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-xs);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
}

.command-palette-tab.active {
    background: var(--letamil-blue);
    color: #fff;
}

.command-palette-results {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-2);
    min-height: 120px;
}

.command-palette-group {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
    padding: var(--space-2) var(--space-3) var(--space-1);
}

.command-palette-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: 100%;
    padding: var(--space-3);
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    text-align: left;
    cursor: pointer;
    color: var(--letamil-blue);
    font-size: var(--font-sm);
}

.command-palette-row:hover,
.command-palette-row-active {
    background: rgba(0, 59, 122, 0.08);
}

.command-palette-row > .bi {
    font-size: 1.125rem;
    color: var(--letamil-blue-light, #0055a5);
    width: 24px;
    text-align: center;
}

.command-palette-row-text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.command-palette-row-label {
    font-weight: 600;
}

.command-palette-row-sub {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.command-palette-fav {
    padding: var(--space-1);
    color: var(--text-tertiary);
    opacity: 0.5;
}

.command-palette-fav.is-fav,
.command-palette-row:hover .command-palette-fav {
    opacity: 1;
    color: #f0ad00;
}

.command-palette-empty {
    padding: var(--space-6) var(--space-4);
    text-align: center;
    color: var(--text-tertiary);
    font-size: var(--font-sm);
}

.command-palette-footer {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-4);
    border-top: 1px solid var(--border-color);
    font-size: 0.65rem;
    color: var(--text-tertiary);
}

.command-palette-footer kbd {
    font-size: 0.6rem;
    padding: 1px 4px;
    border-radius: 3px;
    background: #f0f2f5;
    border: 1px solid var(--border-color);
    margin-right: 2px;
}

body.command-palette-open {
    overflow: hidden;
}

/* Boutons topbar */
.topbar-icon {
    position: relative;
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.topbar-icon:hover {
    background: var(--neutral-100);
    color: var(--text-primary);
}

.topbar-icon .badge {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    background: var(--letamil-red);
    border-radius: var(--radius-full);
    border: 2px solid white;
}

/* User dropdown */
.topbar-user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.topbar-user:hover {
    background: var(--neutral-100);
}

.topbar-user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--letamil-blue) 0%, var(--letamil-blue-light) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-sm);
    box-shadow: var(--shadow-sm);
}

.topbar-user-name {
    font-weight: 600;
    font-size: var(--font-sm);
    color: var(--text-primary);
}

.topbar-user-role {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
}

/* === PAGE CONTENT === */
.page-content {
    flex: 1;
    padding: var(--space-6);
    animation: fadeIn 0.4s ease-out;
    background: #F4F6F8;
    color: var(--letamil-blue);
}

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

/* === CARDS MODERNES 2026 === */
.card {
    background: #FFFFFF !important;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
    color: var(--letamil-blue);
}

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

.card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-color);
    background: #F4F6F8;
}

.card-header h5 {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--letamil-blue);
    margin: 0;
}

.card-body {
    padding: var(--space-6);
    color: var(--letamil-blue);
}

/* === BOUTONS MODERNES === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-weight: 600;
    font-size: var(--font-sm);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-accent {
    background: linear-gradient(135deg, var(--letamil-red) 0%, var(--letamil-red-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(227, 30, 36, 0.3);
}

.btn-accent:hover {
    box-shadow: 0 8px 20px rgba(227, 30, 36, 0.4);
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--letamil-blue) 0%, var(--letamil-blue-light) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 59, 122, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 8px 20px rgba(0, 59, 122, 0.4);
    transform: translateY(-2px);
}

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

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

/* === BADGES === */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 0.35em 0.75em;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    letter-spacing: 0.02em;
}

.badge-secondary {
    background: #E8ECF0;
    color: #4A5568;
    border: 1px solid #D4D9E0;
}

.badge-primary {
    background: rgba(0, 59, 122, 0.12);
    color: var(--letamil-blue);
    border: 1px solid rgba(0, 59, 122, 0.3);
}

.badge-info {
    background: rgba(0, 85, 165, 0.12);
    color: var(--letamil-blue);
    border: 1px solid rgba(0, 85, 165, 0.3);
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #D97706;
    border: 1px solid rgba(245, 158, 11, 0.4);
}

.badge-danger {
    background: rgba(227, 30, 36, 0.15);
    color: var(--letamil-red);
    border: 1px solid rgba(227, 30, 36, 0.4);
}

/* === ALERTS === */
.alert {
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.alert-success {
    background: rgba(16, 185, 129, 0.08);
    border-color: var(--success);
    color: var(--success);
}

.alert-danger {
    background: rgba(227, 30, 36, 0.08);
    border-color: var(--letamil-red);
    color: var(--letamil-red-dark);
}

/* === OVERLAY SIDEBAR MOBILE/TABLETTE === */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-fixed) - 1);
    opacity: 0;
    transition: opacity var(--transition-base);
    -webkit-tap-highlight-color: transparent;
}

@media (max-width: 1024px) {
    .sidebar-overlay.active {
        display: block;
        opacity: 1;
    }
}

/* Bloquer le scroll du body quand sidebar ouverte sur mobile */
body.sidebar-open {
    overflow: hidden;
}

/* Desktop : sidebar peut être fermée (body.sidebar-closed) */
@media (min-width: 1025px) {
    .sidebar {
        transition: transform var(--transition-base);
    }
    body.sidebar-closed .sidebar {
        transform: translateX(-100%);
    }
    body.sidebar-closed .main-content {
        margin-left: 0;
    }
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        max-width: 85vw;
    }
    
    .sidebar.active {
        transform: translateX(0);
        box-shadow: var(--shadow-2xl);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }

    .topbar-search {
        width: 200px;
        max-width: 100%;
    }
    
    .page-content {
        padding: var(--space-4) var(--space-3);
    }
}

/* Tablette : 768px - 1024px */
@media (max-width: 1024px) and (min-width: 769px) {
    .topbar-search {
        width: 280px;
    }
    
    .page-content {
        padding: var(--space-5);
    }
}

@media (max-width: 768px) {
    .topbar {
        padding: var(--space-3) var(--space-4);
        flex-wrap: wrap;
        gap: var(--space-2);
    }
    
    .topbar-left,
    .topbar-right {
        flex-wrap: wrap;
    }
    
    .topbar-search-trigger {
        max-width: 44px;
        padding-left: var(--space-10);
    }
    
    .topbar-search-placeholder,
    .topbar-search-kbd {
        display: none;
    }
    
    .topbar-user-info {
        display: none;
    }
    
    .page-content {
        padding: var(--space-4) var(--space-3);
    }
}

/* Mobile : < 576px */
@media (max-width: 576px) {
    .topbar {
        padding: var(--space-2) var(--space-3);
    }
    
    .page-content {
        padding: var(--space-3) var(--space-2);
    }
    
    .sidebar {
        width: 100%;
        max-width: 100%;
    }
}

/* === ANIMATIONS MICRO-INTERACTIONS === */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* === UTILITAIRES === */
.text-gradient {
    background: linear-gradient(135deg, var(--letamil-blue) 0%, var(--letamil-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glassmorphism {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

/* === COMPOSANTS PAGES === */
/* Hero Section */
.page-hero {
    padding: var(--space-6) 0;
}

.page-title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--letamil-blue);
    margin: 0 0 var(--space-2) 0;
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-size: 0.95rem;
    color: var(--neutral-600);
    margin: 0;
}

/* Cards Modernes */
.card-modern {
    background: #FFFFFF !important;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    overflow: hidden;
    color: var(--letamil-blue);
}

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

.card-modern-body {
    padding: var(--space-6);
    color: var(--letamil-blue);
    background: #FFFFFF;
}

.card-modern-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--letamil-blue);
    margin: 0 0 var(--space-1) 0;
}

.card-modern-subtitle {
    font-size: 0.875rem;
    color: var(--neutral-700);
    margin: 0;
}

/* Form Controls Modernes */
.form-label-modern {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--letamil-blue);
    margin-bottom: var(--space-2);
    display: block;
}

.input-group-modern {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: var(--space-4);
    color: var(--text-tertiary);
    z-index: 1;
}

.form-control-modern {
    width: 100%;
    padding: var(--space-3) var(--space-4) var(--space-3) calc(var(--space-4) * 2.5);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all var(--transition-base);
    background: #FFFFFF;
    color: var(--letamil-blue);
    font-weight: 500;
}

.form-control-modern:focus {
    outline: none;
    border-color: var(--letamil-blue);
    box-shadow: 0 0 0 3px rgba(0, 59, 122, 0.1);
    color: var(--letamil-blue);
}

.form-select-modern {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all var(--transition-base);
    background: #FFFFFF;
    color: var(--letamil-blue);
    font-weight: 500;
    cursor: pointer;
}

.form-select-modern:focus {
    outline: none;
    border-color: var(--letamil-blue);
    box-shadow: 0 0 0 3px rgba(0, 59, 122, 0.1);
    color: var(--letamil-blue);
}

/* Tables Modernes */
.table-modern-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    background: #FFFFFF;
}

.table-modern {
    width: 100%;
    border-collapse: collapse;
    background: #FFFFFF;
}

.table-modern thead {
    background: #E8ECF0;
}

.table-modern th {
    padding: var(--space-4);
    text-align: left;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--letamil-blue);
    border-bottom: 2px solid var(--border-color);
}

.table-modern td {
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--letamil-blue);
    background: #FFFFFF;
}

.table-modern tbody tr {
    transition: all var(--transition-fast);
}

.table-modern tbody tr:hover {
    background: #FAFBFC !important;
}

.table-modern tbody tr:hover td {
    background: #FAFBFC !important;
}

.table-modern tbody tr:last-child td {
    border-bottom: none;
}

/* Boutons Icon */
.btn-group-modern {
    display: flex;
    gap: var(--space-2);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: #FFFFFF;
    color: var(--letamil-blue);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-icon:hover {
    background: var(--letamil-blue);
    border-color: var(--letamil-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Pagination Moderne */
.pagination-modern-wrapper {
    display: flex;
    justify-content: center;
    margin-top: var(--space-6);
}

.pagination-modern {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.pagination-modern-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: #FFFFFF;
    color: var(--letamil-blue);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.pagination-modern-link:hover {
    background: var(--letamil-blue);
    border-color: var(--letamil-blue);
    color: white;
    transform: translateY(-2px);
}

.pagination-modern-link.active {
    background: var(--letamil-blue);
    border-color: var(--letamil-blue);
    color: white;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-10) var(--space-6);
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #E8ECF0;
    color: var(--neutral-500);
}

.empty-state-icon i {
    font-size: 2.5rem;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--letamil-blue);
    margin: 0 0 var(--space-2) 0;
}

.empty-state-text {
    font-size: 0.875rem;
    color: var(--neutral-700);
    margin: 0 0 var(--space-6) 0;
}

/* Client Info */
.client-info-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.client-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.875rem;
    color: var(--neutral-700);
}

.client-info-item i {
    color: var(--letamil-blue);
    width: 20px;
}

.client-stats {
    display: flex;
    gap: var(--space-6);
    justify-content: space-around;
}

.client-stat-item {
    text-align: center;
}

.client-stat-value {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--letamil-blue);
    margin-bottom: var(--space-1);
}

.client-stat-label {
    font-size: 0.75rem;
    color: var(--neutral-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Product Image in Table */
.product-image {
    width: 72px;
    height: 72px;
    object-fit: contain;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--neutral-100);
}

.product-image.d-flex {
    width: 72px;
    height: 72px;
    color: var(--text-tertiary);
}

/* === DASHBOARD STAT CARDS === */
.stat-card-modern {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.stat-card-modern:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-card-modern-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-4);
    color: white;
}

.stat-card-modern-icon-primary {
    background: linear-gradient(135deg, var(--letamil-blue) 0%, var(--letamil-blue-light) 100%);
}

.stat-card-modern-icon-success {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-light) 100%);
}

.stat-card-modern-icon-warning {
    background: linear-gradient(135deg, var(--warning) 0%, var(--warning-light) 100%);
}

.stat-card-modern-icon-accent {
    background: linear-gradient(135deg, var(--letamil-red) 0%, var(--letamil-red-light) 100%);
}

.stat-card-modern-content {
    position: relative;
    z-index: 1;
}

.stat-card-modern-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--neutral-700);
    margin-bottom: var(--space-2);
}

.stat-card-modern-value {
    font-size: 2rem;
    font-weight: 900;
    color: var(--letamil-blue);
    margin-bottom: var(--space-2);
    line-height: 1;
}

.stat-card-modern-trend {
    font-size: 0.75rem;
    color: var(--neutral-600);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.stat-card-modern-trend-up {
    color: var(--success);
    font-weight: 600;
}

.stat-card-modern-trend-down {
    color: var(--letamil-red);
    font-weight: 600;
}

/* Card Modern Header */
.card-modern-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-color);
    background: var(--neutral-50);
}

.card-modern-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--letamil-blue);
    margin: 0;
    display: flex;
    align-items: center;
}

/* Alert List */
.alert-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.alert-item {
    padding: var(--space-3);
    background: var(--neutral-50);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--warning);
    transition: all var(--transition-fast);
}

.alert-item:hover {
    background: var(--neutral-100);
    transform: translateX(4px);
}

.alert-item-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--letamil-blue);
    margin: 0;
}

.alert-item-text {
    font-size: 0.8rem;
    color: var(--neutral-700);
    margin: 0;
}

/* === UTILITAIRES TEXT === */
.text-muted {
    color: var(--neutral-600) !important;
}

.text-accent {
    color: var(--letamil-red) !important;
    font-weight: 600;
}

/* Montants (TTC, etc.) - rouge lisible sur fond blanc */
.table-modern .text-accent {
    color: var(--letamil-red) !important;
}

/* Règle globale : Fond blanc = texte bleu */
.card,
.card-modern,
.stat-card,
.stat-card-modern {
    background: #FFFFFF !important;
    color: var(--letamil-blue);
}

.card-body,
.card-modern-body,
.card-header,
.topbar,
.page-content {
    color: var(--letamil-blue);
}

/* Règle pour sidebar (fond sombre = texte blanc) - mais les liens gardent leur style */
.sidebar {
    color: white;
}