:root {
    color-scheme: dark;
    --fundo: #05070b;
    --painel: #0b1117;
    --linha: #253642;
    --texto: #f4f8fb;
    --suave: #b9c7d0;
    --ciano: #36edf5;
    --verde: #78ed9a;
    --amarelo: #ffd35f;
}

* { box-sizing: border-box; }

html { background: var(--fundo); }

body {
    min-height: 100dvh;
    margin: 0;
    background: var(--fundo);
    color: var(--texto);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
a { font: inherit; }

.guia {
    width: min(100%, 620px);
    min-height: 100dvh;
    margin: 0 auto;
    padding: 18px 18px calc(28px + env(safe-area-inset-bottom));
}

.marca {
    display: flex;
    align-items: center;
    gap: 11px;
    padding-bottom: 17px;
    border-bottom: 1px solid var(--linha);
}

.marca img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 0 13px rgba(54, 237, 245, 0.35));
}

.marca strong,
.marca span { display: block; }
.marca strong { font-size: 0.92rem; }
.marca span { margin-top: 2px; color: var(--suave); font-size: 0.72rem; }

.cabecalho {
    padding: 28px 0 18px;
}

.cabecalho > i {
    display: grid;
    width: 58px;
    height: 58px;
    place-items: center;
    margin-bottom: 16px;
    border: 1px solid rgba(54, 237, 245, 0.55);
    border-radius: 50%;
    background: #0a1d23;
    color: var(--ciano);
    font-size: 1.5rem;
    box-shadow: 0 0 18px rgba(54, 237, 245, 0.13);
}

h1 {
    margin: 0;
    font-size: 2rem;
    line-height: 1.08;
    letter-spacing: 0;
}

.cabecalho p {
    margin: 12px 0 0;
    color: var(--suave);
    font-size: 0.96rem;
    line-height: 1.55;
}

.passos {
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--linha);
    list-style: none;
}

.passo {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 12px;
    padding: 18px 0;
    border-bottom: 1px solid var(--linha);
}

.numero {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid rgba(54, 237, 245, 0.62);
    border-radius: 50%;
    color: var(--ciano);
    font-size: 0.84rem;
    font-weight: 900;
}

.passo h2 {
    margin: 1px 0 6px;
    font-size: 1rem;
    letter-spacing: 0;
}

.passo p {
    margin: 0;
    color: var(--suave);
    font-size: 0.86rem;
    line-height: 1.5;
}

.passo strong { color: #fff; }

.acao {
    display: inline-flex;
    width: 100%;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    margin-top: 13px;
    padding: 12px 16px;
    border: 1px solid var(--verde);
    border-radius: 7px;
    background: #123a23;
    color: #f4fff7;
    font-weight: 900;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 0 17px rgba(120, 237, 154, 0.13);
}

.acao.secundaria {
    border-color: var(--ciano);
    background: #0a2931;
    box-shadow: 0 0 17px rgba(54, 237, 245, 0.1);
}

.acao:focus-visible {
    outline: 3px solid var(--amarelo);
    outline-offset: 3px;
}

.status {
    min-height: 20px;
    margin: 8px 0 0;
    color: var(--verde);
    font-size: 0.78rem;
    font-weight: 800;
    text-align: center;
}

.final {
    padding: 20px 0 0;
    text-align: center;
}

.final strong,
.final span { display: block; }
.final strong { color: var(--verde); }
.final span { margin-top: 5px; color: var(--suave); font-size: 0.8rem; line-height: 1.45; }
.final a { display: inline-block; margin-top: 15px; color: var(--ciano); font-size: 0.8rem; font-weight: 800; }

@media (min-width: 640px) {
    .guia { padding-top: 28px; }
    h1 { font-size: 2.35rem; }
}