/* Navigation standardisée Cooppère */
.standard-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

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

.nav-buttons {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    border: 2px solid rgba(139, 69, 19, 0.2);
    padding: 10px 18px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.nav-btn:hover {
    background: linear-gradient(135deg, #8B4513, #DAA520);
    color: white;
    border-color: #8B4513;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(139, 69, 19, 0.3);
}

.nav-btn.active {
    background: linear-gradient(135deg, #DAA520, #FFD700);
    color: #8B4513;
    border-color: #DAA520;
    font-weight: 700;
    box-shadow: 0 8px 20px rgba(218, 165, 32, 0.4);
}

.nav-btn.active:hover {
    background: linear-gradient(135deg, #FFD700, #FFFF99);
    color: #8B4513;
}

/* Bouton Dashboard spécial */
.nav-btn.dashboard-btn {
    background: linear-gradient(135deg, #4A90E2, #50C878);
    color: white;
    border-color: #4A90E2;
}

.nav-btn.dashboard-btn:hover {
    background: linear-gradient(135deg, #50C878, #87CEEB);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(74, 144, 226, 0.4);
}

.nav-btn.dashboard-btn.active {
    background: linear-gradient(135deg, #32CD32, #90EE90);
    color: white;
    box-shadow: 0 8px 20px rgba(50, 205, 50, 0.5);
}

/* Responsive design */
@media (max-width: 1200px) {
    .nav-logo img {
        height: 34px;
    }
    
    .nav-btn {
        padding: 8px 14px;
        font-size: 0.85rem;
        gap: 6px;
    }
}

@media (max-width: 992px) {
    .nav-container {
        padding: 12px 15px;
    }
    
    .nav-logo img {
        height: 32px;
    }
    
    .nav-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
    
    .nav-buttons {
        gap: 10px;
    }
}

@media (max-width: 768px) {
    .nav-logo img {
        height: 28px;
    }
    
    .nav-btn {
        padding: 6px 10px;
        font-size: 0.75rem;
        gap: 4px;
    }
    
    .nav-buttons {
        gap: 8px;
    }
}

@media (max-width: 640px) {
    .nav-btn i {
        display: none;
    }
    
    .nav-btn {
        padding: 6px 8px;
        font-size: 0.7rem;
    }
    
    .nav-buttons {
        gap: 6px;
    }
}