“`html

/* Responsive Base Styles */
body {
font-family: ‘Arial’, ‘Tahoma’, ‘Segoe UI’, sans-serif;
line-height: 1.7;
color: #333;
background-color: #F9FCFF; /* Very light blue/grey background */
margin: 0;
padding: 0;
direction: rtl; /* Right-to-left for Persian */
text-align: right;
}

.article-container {
max-width: 900px;
margin: 20px auto;
padding: 25px;
background-color: #FFFFFF;
border-radius: 12px;
box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
border: 1px solid #e0e7ed; /* Subtle border */
}

/* Headings Styling */
h1 {
font-size: 2.8em; /* Larger for H1 */
font-weight: 800;
color: #0A3D62; /* Deep ocean blue */
margin-top: 0;
margin-bottom: 0.8em;
text-align: center;
border-bottom: 3px solid #6DD5ED; /* Accent color for underline */
padding-bottom: 20px;
letter-spacing: -0.5px;
line-height: 1.2;
}

h2 {
font-size: 2.2em; /* Smaller than H1 */
font-weight: 700;
color: #1A5276; /* Slightly lighter deep blue */
margin-top: 2.2em;
margin-bottom: 1em;
border-right: 6px solid #C0E0F0; /* Light blue accent bar */
padding-right: 15px;
line-height: 1.3;
}

h3 {
font-size: 1.6em; /* Smaller than H2 */
font-weight: 600;
color: #2A709E; /* Medium blue */
margin-top: 1.8em;
margin-bottom: 0.8em;
border-right: 3px solid #8ECDDD; /* Even lighter blue accent */
padding-right: 10px;
line-height: 1.4;
}

/* Paragraph Styling */
p {
font-size: 1.15em;
line-height: 1.9;
color: #444;
margin-bottom: 1.2em;
text-align: justify;
}

/* List Styling */
ul, ol {
margin-right: 25px;
margin-bottom: 1.5em;
font-size: 1.1em;
line-height: 1.8;
color: #555;
}

ul li, ol li {
margin-bottom: 0.8em;
padding-right: 5px;
}

/* Table Styling */
table {
width: 100%;
border-collapse: collapse;
margin: 3em 0;
background-color: #F8FDFF; /* Very light blue for table background */
border: 1px solid #D0E0EE; /* Subtle table border */
border-radius: 8px;
overflow: hidden; /* Ensures rounded corners work for table content */
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

table th, table td {
padding: 14px 20px;
border: 1px solid #E5EEF5; /* Lighter border for cells */
text-align: right;
vertical-align: top;
}

table th {
background-color: #4A90E2; /* Vibrant blue for table header */
color: white;
font-weight: 700;
font-size: 1.1em;
}

table tr:nth-child(even) {
background-color: #F0F6FC; /* Alternate row color */
}

/* Infographic Alternative Styling */
.infographic-block {
background-color: #E8F7FD; /* Lightest blue for infographic block */
border-radius: 15px;
padding: 30px;
margin: 3.5em 0;
box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
border: 1px solid #C0E0F0;
}

.infographic-block h2 {
text-align: center;
border-right: none;
padding-right: 0;
margin-top: 0;
margin-bottom: 1.5em;
color: #0A3D62;
font-size: 2.2em;
}

.infographic-step {
display: flex;
align-items: flex-start;
margin-bottom: 25px;
padding-bottom: 15px;
border-bottom: 1px dashed #D0E0EE; /* Dashed separator */
}

.infographic-step:last-child {
border-bottom: none;
margin-bottom: 0;
padding-bottom: 0;
}

.step-icon {
font-size: 2.2em;
font-weight: bold;
color: #FFFFFF;
background-color: #4A90E2; /* Vibrant blue for icons */
border-radius: 50%;
width: 55px;
height: 55px;
display: flex;
justify-content: center;
align-items: center;
flex-shrink: 0;
margin-left: 20px;
box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
border: 2px solid #6DD5ED; /* Accent border */
}

.step-content {
flex-grow: 1;
font-size: 1.1em;
line-height: 1.8;
color: #333;
padding-top: 5px;
}

.step-content strong {
color: #1A5276; /* Darker text for emphasis */
font-weight: 700;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
.article-container {
margin: 15px auto;
padding: 20px;
border-radius: 8px;
}
h1 {
font-size: 2em;
padding-bottom: 15px;
}
h2 {
font-size: 1.7em;
margin-top: 1.8em;
padding-right: 10px;
}
h3 {
font-size: 1.3em;
margin-top: 1.5em;
padding-right: 8px;
}
p, ul, ol, table th, table td, .step-content {
font-size: 1em;
}
table th, table td {
padding: 10px 15px;
}
.infographic-block {
padding: 20px;
}
.infographic-step {
flex-direction: column; /* Stack icon and content on small screens */
align-items: center;
text-align: center;
}
.step-icon {
margin-left: 0; /* Remove margin for centered icon */
margin-bottom: 15px;
width: 50px;
height: 50px;
font-size: 1.8em;
}
}

@media (max-width: 480px) {
.article-container {
margin: 10px auto;
padding: 15px;
}
h1 {
font-size: 1.7em;
padding-bottom: 10px;
}
h2 {
font-size: 1.4em;
}
h3 {
font-size: 1.1em;
}
p, ul, ol, .step-content {
font-size: 0.95em;
line-height: 1.7;
}
table {
display: block;
overflow-x: auto; /* Enable horizontal scroll for tables */
white-space: nowrap;
}
table thead, table tbody, table th, table td, table tr {
display: block;
}
table tr {
margin-bottom: 10px;
border: 1px solid #E5EEF5;
border-radius: 5px;
overflow: hidden;
}
table th, table td {
text-align: right;
border: none;
padding: 10px;
}
table td:before {
content: attr(data-label); /* Show header as label for mobile */
float: right;
font-weight: bold;
text-transform: uppercase;
margin-left: 10px;
color: #1A5276;
}
table th {
display: none; /* Hide original headers on small screens */
}
}

“`