:root {
    color-scheme: dark;
    font-family: system-ui, -apple-system, sans-serif;
    background: #10141d;
    color: #f4f6fa;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    line-height: 1.6;
}

.container {
    max-width: 850px;
    margin: auto;
    padding: 40px 22px;
}

header {
    padding: 48px 0;
}

h1 {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    line-height: 1.1;
    margin: 12px 0;
}

h2 {
    margin-top: 0;
}

p {
    color: #c4ccda;
}

.eyebrow {
    color: #a4b9ee;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
}

.card {
    background: #1b2230;
    border: 1px solid #303a4d;
    border-radius: 16px;
    padding: 30px;
    margin: 20px 0;
}

a {
    color: #b4c8ff;
}

.button {
    display: inline-block;
    background: #dce5ff;
    color: #10141d;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
}

footer {
    margin-top: 60px;
    font-size: 0.85rem;
    color: #929bac;
}