:root {
    --bg1: #0b1220;
    --bg2: #0e1a33;
    --text: #e8eefc;
    --line: rgba(255,255,255,.12);
    --accent: #7dd3fc;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
    color: var(--text);
    background: radial-gradient(900px 600px at 20% 20%, rgba(125,211,252,.18), transparent 60%), linear-gradient(180deg, var(--bg1), var(--bg2));
}

.wrap {
    min-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

.card {
    width: min(760px, 100%);
    text-align: center;
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 28px;
    background: rgba(255,255,255,.04);
    box-shadow: 0 20px 80px rgba(0,0,0,.35);
    backdrop-filter: blur(8px);
}

h1 {
    margin: 0;
    font-size: clamp(28px, 4vw, 44px);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

a {
    color: var(--accent);
    text-decoration: none;
}

    a:hover {
        text-decoration: underline;
    }

.foot {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    color: rgba(232,238,252,.55);
    font-size: 12px;
}

.sep {
    margin: 0 4px;
    opacity: .6;
}