body {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    color: #333333;
    background-color: #f4f4f9;
    line-height: 1.6;
}

a {
    color: #2c5d63;
}

.container {
    width: min(1100px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    background-color: #ffffff;
    border-bottom: 1px solid #dddddd;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.site-nav-left {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.site-nav a {
    color: #333333;
    text-decoration: none;
}

.site-nav-right {
    margin-left: auto;
    text-align: right;
}

.site-nav a:hover,
.site-nav a:focus-visible {
    text-decoration: underline;
    outline: none;
}

.hero {
    background-color: #ffffff;
    padding: 72px 0;
}

.hero h1 {
    margin: 0 0 16px;
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: #222222;
}

.hero h2 {
    margin: 0 0 20px;
    max-width: 860px;
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: normal;
    color: #444444;
}

.hero p {
    max-width: 760px;
    margin: 0;
    color: #555555;
    font-size: 1.1rem;
}

.hero-actions {
    margin-top: 28px;
}

.button {
    display: inline-block;
    padding: 12px 20px;
    background-color: #2c5d63;
    color: #ffffff;
    text-decoration: none;
    border-radius: 4px;
}

.button:hover,
.button:focus-visible {
    background-color: #234b50;
    outline: none;
}

.section {
    padding: 52px 0;
}

.section h3 {
    margin: 0 0 16px;
    font-size: 2rem;
    color: #222222;
}

.section p {
    margin: 0;
    max-width: 820px;
    color: #555555;
    font-size: 1.05rem;
}

.applications {
    background-color: #ffffff;
}

.app-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 28px;
}

.app-card {
    display: block;
    padding: 24px;
    border: 1px solid #dddddd;
    border-radius: 6px;
    background-color: #fafafa;
    color: inherit;
    text-decoration: none;
}

.app-card:hover,
.app-card:focus-visible {
    border-color: #bbbbbb;
    background-color: #f5f5f5;
    outline: none;
}

.app-card h4 {
    margin: 0 0 10px;
    font-size: 1.3rem;
    color: #222222;
}

.app-card p {
    margin: 0;
    color: #555555;
}

.site-footer {
    padding: 24px 0 40px;
    background-color: #f4f4f9;
    border-top: 1px solid #dddddd;
}

.site-footer p {
    margin: 0;
    color: #666666;
    font-size: 0.95rem;
}

@media (max-width: 640px) {
    .container {
        width: min(100% - 24px, 1100px);
    }

    .hero {
        padding: 56px 0;
    }

    .site-nav {
        align-items: flex-start;
        flex-direction: column;
        gap: 14px;
    }

    .site-nav-left {
        gap: 14px;
    }

    .site-nav-right {
        margin-left: 0;
        text-align: left;
    }
}