:root {
    --ah-bg-dark: #1B1B1D;
    --ah-yellow: #FAD322;
    --ah-text: #ffffff;
    --ah-muted: rgba(255, 255, 255, 0.55);
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--ah-bg-dark);
    color: var(--ah-text);
}

.hero {
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.kicker {
    margin: 0;
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ah-muted);
}

h1 {
    margin: 0.75rem 0 0.5rem;
    font-size: clamp(2.4rem, 6vw, 4rem);
    font-weight: 700;
}

.lead {
    margin: 0 0 2rem;
    max-width: 28rem;
    color: var(--ah-muted);
    font-size: 1.1rem;
}

.cta {
    display: inline-block;
    background: var(--ah-yellow);
    color: var(--ah-bg-dark);
    text-decoration: none;
    font-weight: 700;
    padding: 0.85rem 1.6rem;
    border-radius: 10px;
}