:root {
    --bg: #f4f4f5;
    --text: #111111;
    --muted: #6b7280;
    --blue: #1B41CA;
    --yellow: #F7CB32;
    --border: #d4d5d6;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    line-height: 1.65;
}

.wrapper {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px 18px 80px;
}

.hero {
    background: white;
    border-radius: 28px;
    padding: 28px;
    box-shadow: 0 10px 40px rgba(0,0,0,.06);
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: var(--blue);
    right: -90px;
    top: -120px;
}

.hero::after {
    content: "";
    position: absolute;
    width: 190px;
    height: 190px;
    border-radius: 50%;
    background: var(--yellow);
    left: -70px;
    bottom: -90px;
}

.logo {
    position: relative;
    z-index: 1;
    display: inline-block;
    padding: 8px 12px;
    border: 2px solid #111;
    background: #fff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}

h1 {
    position: relative;
    z-index: 1;
    margin: 20px 0 10px;
    font-size: 34px;
    line-height: 1.05;
    font-weight: 800;
}

.subtitle {
    position: relative;
    z-index: 1;
    max-width: 460px;
    color: var(--muted);
    font-size: 18px;
}

.content {
    margin-top: 22px;
}

.meta {
    color: var(--muted);
    font-size: 14px;
    margin: 20px 0;
}

h2 {
    margin-top: 36px;
    margin-bottom: 14px;
    font-size: 24px;
    padding-left: 14px;
    border-left: 5px solid var(--blue);
}

p {
    margin: 10px 0;
    font-size: 17px;
}

li {
    margin: 8px 0 8px 18px;
    font-size: 17px;
}

.card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 16px;
    margin: 18px 0;
}

.footer {
    margin-top: 42px;
    padding: 22px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--blue), #2d59ff);
    color: white;
}

@media (max-width: 430px) {
    .wrapper {
        padding: 14px 14px 60px;
    }

    .hero {
        padding: 22px;
        border-radius: 22px;
    }

    h1 {
        font-size: 28px;
    }

    h2 {
        font-size: 21px;
    }

    p, li {
        font-size: 16px;
    }
}