/* =============== بخش اصلی منو ساید =============== */
.menu-side {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: #fff;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease;
    z-index: 1000;
    overflow-y: auto;
    padding: 20px 0;
    font-family: 'Segoe UI', sans-serif;
    border-left: 1px solid #eee;
}
.menu-side.open {
    right: 0;
}
/* =============== بک‌درپ (Backdrop) =============== */
.menu-side-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
    transition: opacity 0.3s ease;
}
/* =============== آیتم‌های منو اصلی =============== */
.menu-side > ul {
    position: relative;
    list-style: none;
    padding: 0;
    margin: 0;
}
.menu-side li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    margin: 0;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid #f0f0f0; 
    cursor: pointer;   
}
.menu-side li a {
    display: block;
    color: #333;
    text-decoration: none;
    font-size: 15px;
}
.menu-side li:hover {
    background-color: #f5f5f5;
}
/* =============== دکمه تگل زیرمنو (فقط برای آیتم‌های دارای زیرمنو) =============== */
.menu-side .item-toggle {
    font-size: 14px;
    color: #888;
    cursor: pointer;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    background-color: #f0f0f0;
    transition: background-color 0.2s ease;
}
.menu-side .item-toggle:hover {
    background-color: #e0e0e0;
}
.menu-side .item-toggle i {
    font-size: 12px;
}
/* =============== زیرمنو (sub-menu) =============== */
.menu-side ul.sub-menu {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    min-height: 100%;
    z-index: 1;    
    display: none;
    list-style: none;
    padding: 0;
    margin: 0;
    background-color: #fff;
}
.menu-side ul.sub-menu.open {
    display: block;
}
.menu-side ul.sub-menu li:hover a {
    color: #007bff;
}
/* =============== هدینگ زیرمنو (بازگشت و عنوان) =============== */
.menu-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background-color: #f0f0f0;
    border-bottom: 1px solid #ddd;
    font-weight: 600;
    font-size: 14px;
    color: #333;
    position: relative;
    box-sizing: border-box;
}
.menu-heading-back {
    font-size: 14px;
    color: #555;
    cursor: pointer;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    background-color: #e0e0e0;
    transition: background-color 0.2s ease;
}
.menu-heading-back:hover {
    background-color: #d0d0d0;
}
.menu-heading-name {
    flex: 1;
    text-align: center;
    margin-right: 10px;
    font-weight: 500;
    color: var(--colorPrimary);
}
/* =============== دکمه تگل منو (اختیاری) =============== */
.menu-toggle-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1001;
    background-color: var(--colorPrimary);;
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.2s ease;
}
.menu-toggle-btn:hover {
    background-color: #0056b3;
}
/* =============== ریسپانسیو (برای موبایل) =============== */
@media (max-width: 768px) {
    .menu-side {
        width: 270px;
        right: -270px;
    }
.menu-side.open {
        right: 0;
    }
.menu-side-backdrop {
        display: none;
    }
.menu-toggle-btn {
        left: 10px;
    }
}