html,
body {
    height: 100%;
    margin: 0;
    box-sizing: border-box;
}

body {
    display: grid;
    place-items: start center;
    padding: 10% 16px 16px;
    box-sizing: border-box;
    overflow: hidden;
    background: #F7F8FA;
    color: #1F2937;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

.card {
    width: min(420px, 100%);
    padding: 32px 24px;
    text-align: center;
    background: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

h1 {
    margin: 0 0 8px;
    font-size: 20px;
    font-weight: 600;
}

p {
    margin: 0 0 24px;
    color: #6B7280;
    font-size: 14px;
    line-height: 1.6;
}

.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 8px;
    background: #1F6F43;
    color: #FFFFFF;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
}

.btn:hover,
.btn:focus-visible {
    background: #175C36;
}