/* Article Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.header-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.logo img {
    height: 40px;
}

.main-nav {
    margin-left: auto;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-list li {
    margin: 0 10px;
    position: relative;
}

.nav-list a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    padding: 5px 0;
}

.nav-list a:hover, .nav-list a.active {
    color: #25D366;
}

.nav-list a.active {
    border-bottom: 2px solid #25D366;
}

.dropdown {
    position: relative;
}

.dropdown > a {
    display: flex;
    align-items: center;
}

.dropdown > a i {
    margin-left: 5px;
    font-size: 0.8rem;
}

.free-tools-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 15px;
    min-width: 250px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.dropdown:hover .free-tools-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.free-tools-menu-item {
    display: flex;
    align-items: center;
    padding: 10px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
    margin-bottom: 5px;
    text-decoration: none;
}

.free-tools-menu-item:last-child {
    margin-bottom: 0;
}

.free-tools-menu-item:hover {
    background-color: #f5f5f5;
}

.free-tools-menu-item i {
    width: 30px;
    height: 30px;
    background-color: rgba(37, 211, 102, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #25D366;
    margin-right: 10px;
}

.free-tools-menu-item-content {
    display: flex;
    flex-direction: column;
}

.free-tools-menu-item-title {
    font-weight: 500;
    color: #333;
    margin-bottom: 2px;
}

.free-tools-menu-item-desc {
    font-size: 0.8rem;
    color: #666;
}

.header-cta {
    margin-left: 20px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #25D366;
    color: #fff;
}

.btn-primary:hover {
    background-color: #128C7E;
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin-bottom: 5px;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle span:last-child {
    margin-bottom: 0;
}

@media (max-width: 992px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: #fff;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
    }
    
    .nav-list li {
        margin: 10px 0;
    }
    
    .dropdown {
        position: static;
    }
    
    .free-tools-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0;
        margin-top: 10px;
        display: none;
    }
    
    .dropdown.active .free-tools-menu {
        display: block;
    }
    
    .header-cta {
        margin-left: 0;
        margin-top: 15px;
    }
}