:root {
    --primary-color: #059669;
    --primary-hover: #047857;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #d97706;
    --error-color: #dc2626;
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
.navbar {
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    height: 4rem;
}

.nav-back-btn {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius);
    background: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    flex-shrink: 0;
    left: 1rem;
}

.nav-back-btn:hover {
    background: var(--background-color);
    color: var(--primary-color);
}

.nav-back-btn i {
    font-size: 1.25rem;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    height: 4rem;
    flex: 1;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.2s ease;
    cursor: pointer;
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo i {
    font-size: 1.5rem;
}

.nav-logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: var(--radius);
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

/* Dropdown menu */
.nav-item.dropdown {
    position: relative;
}

.dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.dropdown-toggle .fa-chevron-down {
    font-size: 0.7rem;
    margin-left: 0.25rem;
    transition: transform 0.2s ease;
}

.dropdown-toggle.active .fa-chevron-down {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    padding: 0.5rem 0;
    display: none;
    z-index: 1000;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.9rem;
}

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

.dropdown-item i {
    width: 1.25rem;
    text-align: center;
}

/* Main content */
.main-content {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* Hero section */
.hero-section {
    text-align: center;
    margin-bottom: 4rem;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

/* Stats cards */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-width: 200px;
}

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

.stat-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-info {
    text-align: center;
    flex: 1;
    min-width: 0; /* Permet au contenu de se rétrécir */
}

.stat-info h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    word-break: break-word;
    overflow-wrap: break-word;
    line-height: 1.2;
}

.stat-info p {
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0.5rem 0 0 0;
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

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

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

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

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

.action-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
}

/* Features section */
.features-section h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
}

main {
    display: flex;
    justify-content: center;
}

.actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.action-btn {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow-md);
}

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

.action-btn[data-action="ajouter"] {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border-color: var(--primary-color);
}

.action-btn[data-action="ajouter"] .action-title,
.action-btn[data-action="ajouter"] .action-desc {
    color: white;
}

.action-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
}

.action-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: block;
    font-weight: 400;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    background: var(--surface-color);
    margin-top: auto;
    flex-shrink: 0;
}

footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
        height: 3.5rem;
    }
    
    .nav-logo i {
        font-size: 1.25rem;
    }
    
    .nav-logo h1 {
        font-size: 1rem;
    }
    
    .nav-menu {
        gap: 0.25rem;
    }
    
    .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }
    
    .nav-link span {
        display: none;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .stats-cards {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: center;
    }
}