:root {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: #f5f7fa;
    color: #172033;
}

a {
    color: inherit;
}

.container {
    width: min(1100px, 92%);
    margin: 0 auto;
}

.site-header {
    background: #ffffff;
    border-bottom: 1px solid #dce2ea;
}

.site-header .container {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    font-size: 1.15rem;
    font-weight: 700;
    text-decoration: none;
}

nav a {
    text-decoration: none;
    font-weight: 600;
}

.hero {
    padding: 96px 0;
    background: #172033;
    color: #ffffff;
}

.eyebrow {
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 800px;
    margin: 0;
    font-size: clamp(2.5rem, 7vw, 5rem);
    line-height: 1.05;
}

.hero-text {
    max-width: 720px;
    margin: 24px 0;
    font-size: 1.2rem;
}

.button {
    display: inline-block;
    padding: 12px 20px;
    border-radius: 6px;
    background: #ffffff;
    color: #172033;
    font-weight: 700;
    text-decoration: none;
}

.section {
    padding: 72px 0;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.card {
    padding: 28px;
    background: #ffffff;
    border: 1px solid #dce2ea;
    border-radius: 10px;
}

.card h3 {
    margin-top: 0;
}

.site-footer {
    padding: 32px 0;
    background: #ffffff;
    border-top: 1px solid #dce2ea;
}

@media (max-width: 700px) {
    .site-header .container {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding: 16px 0;
    }

    .hero {
        padding: 64px 0;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }
}