/* 🚀 STYLES MODERNES - Système de design évolutif */

/* Variables CSS étendues */
:root {
    /* Couleurs étendues */
    --text-muted: #6B7280;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --error-color: #EF4444;
    --info-color: #3B82F6;
    
    /* Espacement moderne */
    --space-xs: 0.25rem;    /* 4px */
    --space-sm: 0.5rem;     /* 8px */
    --space-md: 1rem;       /* 16px */
    --space-lg: 1.5rem;     /* 24px */
    --space-xl: 2rem;       /* 32px */
    --space-2xl: 3rem;      /* 48px */
    
    /* Design système étendu */
    --border-radius-sm: 6px;
    --border-radius-lg: 16px;
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    --transition-fast: all 0.15s ease;
    
    /* Z-index système */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* 🎯 CLASSES UTILITAIRES MODERNES */

/* Layout utilities */
.container-modern {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.grid-auto {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

/* Flexbox utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* Spacing utilities */
.p-xs { padding: var(--space-xs); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.px-xs { padding-left: var(--space-xs); padding-right: var(--space-xs); }
.px-sm { padding-left: var(--space-sm); padding-right: var(--space-sm); }
.px-md { padding-left: var(--space-md); padding-right: var(--space-md); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }

.py-xs { padding-top: var(--space-xs); padding-bottom: var(--space-xs); }
.py-sm { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }

.m-xs { margin: var(--space-xs); }
.m-sm { margin: var(--space-sm); }
.m-md { margin: var(--space-md); }
.m-lg { margin: var(--space-lg); }
.m-xl { margin: var(--space-xl); }
.m-auto { margin: 0 auto; }

.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

/* Text utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }

/* Color utilities */
.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-error { color: var(--error-color); }
.text-white { color: white; }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-white { background-color: white; }
.bg-gray-50 { background-color: #F9FAFB; }
.bg-gray-100 { background-color: #F3F4F6; }

/* Border utilities */
.border { border: 1px solid #E5E7EB; }
.border-primary { border-color: var(--primary-color); }
.border-gray-200 { border-color: #E5E7EB; }
.border-gray-300 { border-color: #D1D5DB; }

.rounded { border-radius: var(--border-radius); }
.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-full { border-radius: 9999px; }

/* Shadow utilities */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-none { box-shadow: none; }

/* Transition utilities */
.transition { transition: var(--transition); }
.transition-fast { transition: var(--transition-fast); }
.transition-colors { transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease; }
.transition-transform { transition: transform 0.15s ease; }

/* Transform utilities */
.scale-105 { transform: scale(1.05); }
.scale-110 { transform: scale(1.1); }
.translate-y-1 { transform: translateY(0.25rem); }
.translate-y-2 { transform: translateY(0.5rem); }
.-translate-y-1 { transform: translateY(-0.25rem); }
.-translate-y-2 { transform: translateY(-0.5rem); }

/* Interactive states */
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:shadow-lg:hover { box-shadow: var(--shadow-lg); }
.hover\:bg-primary:hover { background-color: var(--primary-color); }
.hover\:text-white:hover { color: white; }

.focus\:ring-2:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
    box-shadow: 0 0 0 2px var(--primary-color);
}

.focus\:ring-primary:focus {
    box-shadow: 0 0 0 2px var(--primary-color);
}

/* Position utilities */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }

/* Z-index utilities */
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Display utilities */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }

/* Width utilities */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-fit { width: fit-content; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-full { max-width: 100%; }

/* Height utilities */
.h-full { height: 100%; }
.h-auto { height: auto; }
.min-h-screen { min-height: 100vh; }

/* Overflow utilities */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* 📱 RESPONSIVE UTILITIES */
@media (max-width: 768px) {
    .mobile\:hidden { display: none !important; }
    .mobile\:block { display: block !important; }
    .mobile\:flex { display: flex !important; }
    .mobile\:text-sm { font-size: 0.875rem !important; }
    .mobile\:text-center { text-align: center !important; }
    .mobile\:p-sm { padding: var(--space-sm) !important; }
    .mobile\:px-sm { padding-left: var(--space-sm) !important; padding-right: var(--space-sm) !important; }
    .mobile\:py-sm { padding-top: var(--space-sm) !important; padding-bottom: var(--space-sm) !important; }
}

@media (min-width: 769px) {
    .desktop\:hidden { display: none !important; }
    .desktop\:block { display: block !important; }
    .desktop\:flex { display: flex !important; }
    .desktop\:grid { display: grid !important; }
}

/* 🎨 COMPOSANTS MODERNES */

/* Cartes améliorées */
.card-modern {
    background: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: var(--space-lg);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

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

/* Boutons modernes */
.btn-modern {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #1D4ED8;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: white;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Input modernes */
.input-modern {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid #D1D5DB;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: white;
}

.input-modern:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Badges modernes */
.badge-modern {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.badge-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.badge-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

/* Loading states */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

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

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

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translate3d(0, 0, 0); }
    40%, 43% { transform: translate3d(0, -10px, 0); }
    70% { transform: translate3d(0, -5px, 0); }
    90% { transform: translate3d(0, -2px, 0); }
}

.animate-fadeIn { animation: fadeIn 0.3s ease-out; }
.animate-slideInRight { animation: slideInRight 0.3s ease-out; }
.animate-bounce { animation: bounce 1s infinite; }

/* Dark mode support (préparatif) */
@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #F9FAFB;
        --text-muted: #9CA3AF;
        --background-color: #111827;
        --card-background: #1F2937;
        --input-background: #374151;
    }
}