“`html

/* Base styles for responsiveness and readability */
body {
font-family: system-ui, -apple-system, BlinkMacSystemFont, “Segoe UI”, Roboto, “Helvetica Neue”, Arial, sans-serif;
line-height: 1.7;
color: #333;
margin: 0;
padding: 0;
background-color: #f9f9f9;
}

.container {
max-width: 900px;
margin: 2rem auto;
padding: 1.5rem;
background-color: #ffffff;
border-radius: 12px;
box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
box-sizing: border-box; /* Ensures padding doesn’t exceed max-width */
}

/* Headings – for real H1, H2, H3 rendering */
h1 {
font-size: 2.8em;
font-weight: 800;
color: #0d47a1; /* Darker blue for primary heading */
margin-bottom: 1.5em;
text-align: center;
line-height: 1.3;
letter-spacing: -0.02em;
}

h2 {
font-size: 2.2em;
font-weight: 700;
color: #1976d2; /* Medium blue for H2 */
margin-top: 2.5em;
margin-bottom: 1.2em;
border-bottom: 3px solid #e0e0e0;
padding-bottom: 0.5em;
line-height: 1.4;
letter-spacing: -0.01em;
}

h3 {
font-size: 1.7em;
font-weight: 600;
color: #42a5f5; /* Lighter blue for H3 */
margin-top: 2em;
margin-bottom: 1em;
border-right: 4px solid #90caf9;
padding-right: 10px;
line-height: 1.5;
}

p {
margin-bottom: 1.2em;
text-align: justify;
font-size: 1.1em;
}

ul {
list-style: disc;
margin-right: 1.5em;
margin-bottom: 1.5em;
padding-right: 0;
}

ul li {
margin-bottom: 0.8em;
font-size: 1.05em;
}

strong {
color: #0d47a1;
}

/* Table of Contents */
.table-of-contents {
background-color: #e3f2fd;
border-right: 5px solid #90caf9;
padding: 1.5em;
margin-bottom: 3em;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}
.table-of-contents h3 {
color: #0d47a1;
margin-top: 0;
margin-bottom: 1em;
border-right: none;
padding-right: 0;
font-size: 1.8em;
text-align: center;
}
.table-of-contents ul {
list-style: none;
margin: 0;
padding: 0;
}
.table-of-contents ul li {
margin-bottom: 0.7em;
}
.table-of-contents ul li a {
color: #1976d2;
text-decoration: none;
font-weight: 500;
transition: color 0.3s ease;
display: block;
padding: 0.5em 0;
border-bottom: 1px dotted #bbdefb;
}
.table-of-contents ul li a:hover {
color: #0d47a1;
padding-right: 5px;
background-color: #bbdefb30;
border-radius: 4px;
}

/* Standard Table */
table {
width: 100%;
border-collapse: collapse;
margin: 2em 0;
font-size: 1.05em;
background-color: #fafafa;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
border-radius: 10px;
overflow: hidden; /* For rounded corners */
}
th, td {
border: 1px solid #e0e0e0;
padding: 15px;
text-align: right;
}
th {
background-color: #1976d2;
color: white;
font-weight: bold;
font-size: 1.1em;
}
tr:nth-child(even) {
background-color: #f1f8e9; /* Light green tint for even rows */
}
tr:hover {
background-color: #e8f5e9; /* Slightly darker green on hover */
}

/* Infographic Alternative (Stylized Boxes) */
.infographic-box {
display: flex;
flex-wrap: wrap; /* Allows wrapping on smaller screens */
gap: 20px;
margin: 3em 0;
justify-content: center;
}
.infographic-item {
flex: 1; /* Distributes space equally */
min-width: 280px; /* Minimum width before wrapping */
background-color: #e0f2f7; /* Very light blue */
border: 2px solid #81d4fa; /* Accent blue border */
border-radius: 15px;
padding: 1.8em;
box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
text-align: center;
transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.infographic-item:hover {
transform: translateY(-8px);
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}
.infographic-item h4 {
color: #0288d1; /* Darker blue for box title */
font-size: 1.4em;
margin-top: 0;
margin-bottom: 0.8em;
font-weight: 700;
}
.infographic-item p {
color: #444;
font-size: 1em;
line-height: 1.6;
text-align: center;
}
.infographic-item .icon {
font-size: 2.5em;
color: #0288d1;
margin-bottom: 0.5em;
display: block;
}

/* Case Study Styling */
.case-study {
background-color: #fdfae6; /* Light yellow background */
border-right: 5px solid #ffcc80; /* Orange border */
padding: 2em;
margin: 3em 0;
border-radius: 10px;
box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}
.case-study h3 {
color: #e65100; /* Darker orange */
border-right-color: #ffb74d;
}
.case-study p {
font-style: italic;
color: #555;
}

/* Contact Info Block */
.contact-block {
background-color: #e8f5e9; /* Light green */
border-left: 5px solid #81c784; /* Green accent */
padding: 2.5em;
margin: 3em 0;
border-radius: 10px;
text-align: center;
box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}
.contact-block h3 {
color: #2e7d32; /* Dark green */
margin-bottom: 1.5em;
border-right: none;
font-size: 2em;
padding-right: 0;
}
.contact-block p {
font-size: 1.15em;
margin-bottom: 1em;
color: #388e3c;
text-align: center;
}
.contact-block .phone-numbers a {
display: inline-block;
background-color: #4caf50;
color: white;
padding: 12px 25px;
border-radius: 8px;
text-decoration: none;
font-weight: bold;
margin: 0.5em 1em;
transition: background-color 0.3s ease, transform 0.3s ease;
}
.contact-block .phone-numbers a:hover {
background-color: #388e3c;
transform: translateY(-3px);
}
.contact-block .address {
margin-top: 2em;
font-size: 1.05em;
color: #555;
}
.contact-block .address strong {
color: #2e7d32;
}

.cta-button {
display: inline-block;
background-color: #0d47a1;
color: white;
padding: 15px 30px;
border-radius: 10px;
text-decoration: none;
font-weight: bold;
margin-top: 2em;
font-size: 1.2em;
transition: background-color 0.3s ease, transform 0.3s ease;
}
.cta-button:hover {
background-color: #1976d2;
transform: translateY(-5px);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
.container {
margin: 1rem auto;
padding: 1rem;
}
h1 {
font-size: 2.2em;
margin-bottom: 1em;
}
h2 {
font-size: 1.8em;
margin-top: 2em;
margin-bottom: 1em;
}
h3 {
font-size: 1.4em;
margin-top: 1.5em;
margin-bottom: 0.8em;
}
p {
font-size: 1em;
}
.table-of-contents {
padding: 1em;
margin-bottom: 2em;
}
.table-of-contents h3 {
font-size: 1.5em;
}
table, th, td {
display: block;
width: 100%;
box-sizing: border-box;
}
thead tr {
display: none; /* Hide header row on small screens */
}
tr {
margin-bottom: 1em;
display: block;
border: 1px solid #e0e0e0;
border-radius: 8px;
overflow: hidden;
}
td {
border: none;
border-bottom: 1px solid #eee;
position: relative;
padding-left: 50%; /* Space for pseudo-element */
text-align: left;
}
td:last-child {
border-bottom: none;
}
td:before {
content: attr(data-label); /* Use data-label for content */
position: absolute;
right: 15px;
width: 45%;
padding-left: 10px;
font-weight: bold;
color: #1976d2;
text-align: right;
}
.infographic-item {
flex-basis: 100%; /* Stack items on small screens */
min-width: unset; /* Remove min-width restriction */
}
.contact-block .phone-numbers a {
display: block;
margin: 0.8em auto;
max-width: 250px;
}
}

@media (max-width: 480px) {
h1 {
font-size: 1.8em;
}
h2 {
font-size: 1.5em;
}
h3 {
font-size: 1.2em;
}
.table-of-contents h3 {
font-size: 1.3em;
}
.infographic-item h4 {
font-size: 1.2em;
}
.infographic-item .icon {
font-size: 2em;
}
}

“`