:root {
    --bg: #0a0a0a;
    --surface: #161616;
    --text: #f4f4f4;
    --muted: #8a8a8a;
    --accent: #d4af37;
    --danger: #c0392b;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
    margin: 0;
    height: 100%;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
    overflow: hidden;
}

main#app {
    height: 100vh;
    width: 100vw;
    position: relative;
}

.screen {
    position: absolute;
    inset: 0;
    padding: 4vh 6vw;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.screen.active { display: flex; }

h1 {
    font-size: 8vw;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 4vh 0 4vh;
    text-align: center;
}

.cards {
    display: flex;
    flex-direction: column;
    gap: 3vh;
    width: 100%;
    max-width: 600px;
}

.card {
    background: var(--surface);
    border-radius: 24px;
    padding: 5vh 4vw;
    text-align: center;
    font-size: 5vw;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.1s;
}

.card:active { transform: scale(0.97); }

.cta {
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: 999px;
    padding: 3vh 6vw;
    font-size: 5vw;
    font-weight: 800;
    margin-top: 4vh;
    cursor: pointer;
}

.cta:active { transform: scale(0.97); }