```css
:root {
    --green: #28b423;
    --text: #222222;
    --muted: #666666;
    --background: #ffffff;
    --white: #ffffff;
    --border: #e5e5e5;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Trebuchet MS", Trebuchet, Arial, sans-serif;
    background: var(--background);
    color: var(--text);
    line-height: 1.7;
}

/* Main page container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px 60px;
}

/* Logo area */
.hero {
    text-align: center;
    margin-bottom: 45px;
}

.logo {
    display: block;
    width: 100%;
    max-width: 640px;
    height: auto;
    margin: 0 auto;
}

/* Main content */
.content {
    background: var(--white);
    padding: 48px;
    border: 1px solid var(--border);
    border-radius: 8px;
}

/* Main heading */
h1 {
    font-family: "Trebuchet MS", Trebuchet, Arial, sans-serif;
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: bold;
    line-height: 1.15;
    text-align: center;
    margin-bottom: 2.5rem;
}

/* Paragraphs */
p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* Remove excess space after the final paragraph */
.content p:last-child {
    margin-bottom: 0;
}

/* Footer */
footer {
    margin-top: 50px;
    padding-top: 25px;
    border-top: 1px solid var(--border);
    color: var(--muted);
    text-align: center;
}

footer p {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0.4rem;
}

footer a {
    color: var(--text);
    text-decoration: underline;
}

footer a:hover {
    color: var(--green);
}

/* Mobile adjustments */
@media (max-width: 600px) {
    .container {
        padding: 25px 15px 40px;
    }

    .hero {
        margin-bottom: 30px;
    }

    .content {
        padding: 30px 22px;
        border-radius: 6px;
    }

    h1 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    p {
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.75rem;
    }

    footer {
        margin-top: 40px;
    }
}
```