/* ===== Paleta e estrutura base ===== */
:root {
    color-scheme: dark;
    --night: #15221d;
    --night-soft: #1e3028;
    --panel: #23382f;
    --panel-light: #2b4338;
    --line: #405b4b;
    --paper: #f4edda;
    --muted: #b8c5b8;
    --lime: #d8ef76;
    --mint: #78c8a8;
    --coral: #f28b72;
    --gold: #f2c96d;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    padding: 32px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    background-color: var(--night);
    background-image:
        linear-gradient(rgba(120, 200, 168, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 200, 168, 0.045) 1px, transparent 1px),
        linear-gradient(145deg, #1b2d24, var(--night) 58%, #2b271e);
    background-size: 32px 32px, 32px 32px, cover;
    color: var(--paper);
    font-family: 'Trebuchet MS', 'Avenir Next', sans-serif;
}

.app-shell {
    width: min(100%, 760px);
}

.screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.screen[hidden] {
    display: none;
}

h1,
h2,
p {
    margin: 0;
}

h1 {
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    font-size: 2.6rem;
    font-weight: 400;
    line-height: 0.98;
    text-align: center;
}

h1 strong {
    color: var(--lime);
    font-weight: inherit;
}

/* ===== Espacamento para telas pequenas ===== */
@media (max-width: 480px) {
    body {
        padding: 20px 12px;
    }
}