“`html

/* —————————————————————————————————- */
/* Base Styles: For a clean, modern, and readable layout on all devices */
/* —————————————————————————————————- */
body {
font-family: ‘Vazirmatn’, sans-serif; /* Recommended Persian font for readability */
line-height: 1.7;
color: #34495e; /* Darker blue-grey for main text */
background-color: #f8f9fa; /* Light background */
margin: 0;
padding: 0;
direction: rtl; /* Right-to-left for Persian content */
text-align: right; /* Default text alignment */
}

/* Article Container: Centralizes content and adds visual depth */
.article-container {
max-width: 900px; /* Optimal width for readability */
margin: 30px auto;
padding: 25px 35px; /* Ample padding */
background-color: #ffffff;
border-radius: 12px;
box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08); /* Soft shadow for depth */
border: 1px solid #e9ecef; /* Subtle border */
}

/* Headings: Distinct visual hierarchy */
h1 {
font-size: 2.8em; /* Prominent size for main title */
font-weight: 900; /* Extra bold */
color: #2c3e50; /* Deep blue for H1 */
text-align: center;
margin-top: 25px;
margin-bottom: 35px;
position: relative;
padding-bottom: 20px;
letter-spacing: -0.8px;
}
h1::after { /* Decorative line under H1 */
content: ”;
display: block;
width: 80px;
height: 4px;
background-color: #3498db; /* Bright blue accent */
margin: 15px auto 0 auto;
border-radius: 2px;
}

h2 {
font-size: 2.1em; /* Substantial size for H2 */
font-weight: 800; /* Bold */
color: #34495e; /* Darker blue for H2 */
margin-top: 45px;
margin-bottom: 25px;
border-right: 6px solid #3498db; /* Distinct right border accent */
padding-right: 18px;
line-height: 1.3;
}

h3 {
font-size: 1.5em; /* Readable size for H3 */
font-weight: 700; /* Semi-bold */
color: #2980b9; /* Slightly lighter blue for H3 */
margin-top: 30px;
margin-bottom: 18px;
position: relative;
padding-right: 15px;
}
h3::before { /* Small icon/marker before H3 */
content: ‘▪’;
color: #1abc9c; /* Green accent */
position: absolute;
right: 0;
top: 0;
font-size: 1em;
line-height: 1.5;
}

/* Paragraphs: Enhanced readability */
p {
margin-bottom: 1.5em;
text-align: justify;
}

/* Lists: Clear and organized */
ul, ol {
margin-bottom: 1.5em;
padding-right: 25px; /* For RTL lists */
}
ul li, ol li {
margin-bottom: 0.8em;
line-height: 1.6;
}
ul {
list-style: disc; /* Default disc for unordered lists */
}
ol {
list-style: decimal; /* Default decimal for ordered lists */
}

/* Table of Contents (TOC): Easy navigation */
.toc {
background-color: #eef7fc; /* Light blue background */
border: 1px solid #d4eaf5;
padding: 22px;
margin: 35px 0;
border-radius: 10px;
text-align: center;
}
.toc strong {
display: block;
margin-bottom: 18px;
font-size: 1.4em;
color: #2c3e50;
font-weight: 800;
}
.toc ul {
list-style: none;
padding: 0;
margin: 0;
display: flex; /* Flexbox for horizontal alignment */
flex-wrap: wrap; /* Allow wrapping on smaller screens */
justify-content: center;
}
.toc ul li {
margin: 8px 20px;
font-size: 1.1em;
line-height: 1.5;
}
.toc ul li a {
color: #3498db;
text-decoration: none;
font-weight: 600;
transition: color 0.3s ease;
}
.toc ul li a:hover {
color: #2980b9;
text-decoration: underline;
}

/* Infographic-like Block: Visually distinct sections */
.infographic-block {
background-color: #f0fdfc; /* Very light green-blue */
border-right: 8px solid #1abc9c; /* Green accent border */
padding: 25px 30px;
margin: 40px 0;
border-radius: 10px;
box-shadow: 0 5px 15px rgba(26, 188, 156, 0.1); /* Subtle green shadow */
}
.infographic-block h3 {
color: #1abc9c; /* Green color for infographic title */
font-size: 1.6em;
border-bottom: none;
padding-bottom: 0;
margin-top: 0;
margin-bottom: 20px;
}
.infographic-block h3::before { /* Remove H3 default marker here */
content: none;
}
.infographic-block ul {
list-style: none; /* Remove default bullet */
padding: 0;
margin-top: 15px;
}
.infographic-block ul li {
position: relative;
padding-right: 40px; /* Space for custom icon */
margin-bottom: 15px;
font-size: 1.15em;
color: #34495e;
line-height: 1.6;
}
.infographic-block ul li::before {
content: ‘✅’; /* Custom checkmark icon */
position: absolute;
right: 0;
font-size: 1.2em;
line-height: 1.5;
}

/* Table Styling: Professional and readable */
table {
width: 100%;
border-collapse: separate; /* For rounded corners on cells */
border-spacing: 0;
margin: 35px 0;
font-size: 0.98em;
text-align: right;
direction: rtl;
border-radius: 8px; /* Rounded corners for the whole table */
overflow: hidden; /* Ensures rounded corners are applied */
}
th, td {
border: 1px solid #e0e6ea;
padding: 14px 18px;
vertical-align: top; /* Align content to top */
}
th {
background-color: #f2f5f7; /* Light grey-blue header */
color: #2c3e50;
font-weight: 700;
text-align: center; /* Center header text */
}
tr:nth-child(even) {
background-color: #fcfdfe; /* Alternating row color */
}
tr:hover {
background-color: #f6fbff; /* Subtle hover effect */
}

/* Contact Information Block: Prominent and clear */
.contact-info {
background-color: #e6f7ff; /* Lightest blue background */
padding: 30px;
margin: 45px 0;
border-radius: 12px;
text-align: center;
border: 2px dashed #aed9ed; /* Dashed border for visual interest */
box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.contact-info p {
margin: 10px 0;
font-size: 1.15em;
color: #34495e;
line-height: 1.7;
}
.phone-number {
font-size: 2.2em;
font-weight: 900;
color: #e74c3c; /* Striking red for phone number */
display: block;
margin: 20px 0 25px 0;
text-decoration: none;
transition: color 0.3s ease;
}
.phone-number:hover {
color: #c0392b; /* Darker red on hover */
}
.address {
font-size: 1.1em;
color: #556b80;
margin-top: 15px;
line-height: 1.8;
}
.contact-info a {
color: #3498db;
text-decoration: none;
font-weight: 600;
transition: color 0.3s ease;
}
.contact-info a:hover {
color: #2980b9;
text-decoration: underline;
}

/* General Link Styling */
a {
color: #3498db;
text-decoration: none;
transition: color 0.3s ease;
}
a:hover {
color: #2980b9;
text-decoration: underline;
}

/* —————————————————————————————————- */
/* Responsive Adjustments: Ensuring optimal display on all screen sizes */
/* —————————————————————————————————- */

/* For Tablets and smaller Laptops (768px to 1024px) */
@media (max-width: 1024px) {
.article-container {
margin: 20px;
padding: 20px 30px;
}
h1 {
font-size: 2.4em;
}
h2 {
font-size: 1.8em;
}
h3 {
font-size: 1.3em;
}
.toc ul li {
margin: 6px 15px;
font-size: 1em;
}
.infographic-block {
padding: 20px 25px;
}
.infographic-block ul li {
font-size: 1.05em;
}
.phone-number {
font-size: 2em;
}
}

/* For Mobile Devices (up to 767px) */
@media (max-width: 767px) {
body {
font-size: 0.95em; /* Slightly smaller base font */
}
.article-container {
margin: 15px;
padding: 15px 20px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08); /* Lighter shadow for mobile */
}
h1 {
font-size: 2em;
margin-top: 20px;
margin-bottom: 25px;
padding-bottom: 15px;
}
h1::after {
width: 60px;
margin-top: 10px;
}
h2 {
font-size: 1.6em;
margin-top: 35px;
margin-bottom: 20px;
padding-right: 15px;
}
h3 {
font-size: 1.25em;
margin-top: 25px;
margin-bottom: 15px;
padding-right: 12px;
}
.toc {
padding: 18px;
margin: 25px 0;
}
.toc strong {
font-size: 1.2em;
margin-bottom: 12px;
}
.toc ul {
flex-direction: column; /* Stack TOC items vertically */
align-items: flex-end; /* Align right for RTL */
}
.toc ul li {
margin: 5px 0;
font-size: 0.95em;
}
.infographic-block {
padding: 18px 20px;
margin: 30px 0;
border-right-width: 5px; /* Thinner border */
}
.infographic-block h3 {
font-size: 1.4em;
margin-bottom: 15px;
}
.infographic-block ul li {
font-size: 1em;
padding-right: 35px;
margin-bottom: 10px;
}
.infographic-block ul li::before {
font-size: 1.1em;
}

/* Table Responsiveness for Mobile */
table, th, td {
display: block; /* Stack table components */
width: 100%;
}
thead {
display: none; /* Hide header on small screens */
}
tr {
margin-bottom: 15px;
border: 1px solid #e0e6ea;
border-radius: 8px;
overflow: hidden;
display: block;
box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
td {
border: none;
border-bottom: 1px solid #eee; /* Add separator between cells */
position: relative;
padding-right: 50%; /* Space for pseudo-element label */
text-align: right;
}
td:last-child {
border-bottom: none;
}
td::before { /* Add pseudo-element as label for each cell */
content: attr(data-label); /* Get label from data-label attribute */
position: absolute;
right: 15px;
top: 14px; /* Align with cell padding */
font-weight: bold;
text-align: right;
width: 45%; /* Label width */
color: #555;
box-sizing: border-box;
}
td:first-child::before {
color: #3498db; /* Highlight first label */
}

.contact-info {
padding: 22px;
margin: 35px 0;
border-width: 1px; /* Thinner dashed border */
}
.contact-info p {
font-size: 1.05em;
}
.phone-number {
font-size: 1.8em;
margin: 15px 0 20px 0;
}
.address {
font-size: 1em;
}
}

/* For Extra Small Mobile Devices (up to 480px) */
@media (max-width: 480px) {
.article-container {
padding: 15px;
margin: 10px;
}
h1 {
font-size: 1.7em;
margin-bottom: 20px;
}
h2 {
font-size: 1.4em;
margin-top: 30px;
}
h3 {
font-size: 1.15em;
}
td::before {
width: 40%;
right: 10px;
}
td {
padding-right: 45%;
}
.phone-number {
font-size: 1.6em;
}
}

/* Print Styles (Optional but good practice) */
@media print {
body {
background-color: #fff;
color: #000;
}
.article-container {
box-shadow: none;
border: none;
margin: 0;
padding: 0;
}
h1, h2, h3 {
color: #000 !important;
border: none !important;
padding: 0 !important;
margin: 1em 0 !important;
}
h1::after {
display: none;
}
.toc, .infographic-block, .contact-info {
border: 1px solid #ccc;
background-color: #f0f0f0;
page-break-inside: avoid;
}
table, th, td {
border: 1px solid #ccc;
color: #000;
}
a {
text-decoration: underline;
color: #000;
}
a::after {
content: ” (” attr(href) “)”;
font-size: 90%;
}
}

“`