*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #020617, #020617 40%, #000);
    color: #e5e7eb;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page {
    padding: 1.5rem;
    text-align: center;
}

.card {
    background: rgba(15, 23, 42, 0.95);
    border-radius: 1.2rem;
    padding: 2rem 2.4rem;
    border: 1px solid rgba(148, 163, 184, 0.4);
    box-shadow:
        0 18px 40px rgba(15, 23, 42, 0.6),
        0 0 0 1px rgba(15, 23, 42, 0.8);
    max-width: 420px;
    margin: 0 auto;
}

.logo {
    font-size: 2.4rem;
    margin-bottom: 0.5rem;
}

h1 {
    margin: 0 0 0.5rem;
    font-size: 1.6rem;
}

.tagline {
    margin: 0 0 0.25rem;
    font-size: 1rem;
    font-weight: 500;
}

.hint {
    margin: 0;
    font-size: 0.9rem;
    color: #9ca3af;
}

.footer {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.9rem;   /* ~1–2px größer */
    font-weight: 600;    /* halb-fett, oder 700 für ganz fett */
    color: #6b7280;
}