/* Página que explica o karaokê para quem chegou na festa e não sabe de nada. */

:root {
    --fundo: #0b0616;
    --cartao: #16092b;
    --neon-rosa: #ff2d95;
    --neon-ciano: #22e4f7;
    --neon-lima: #b4ff3a;
    --texto: #fff;
    --texto-fraco: #b9a9d6;
    --borda: rgba(255, 255, 255, .12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background:
        radial-gradient(1100px 700px at 12% -12%, rgba(255, 45, 149, .3), transparent 62%),
        radial-gradient(900px 650px at 92% 4%, rgba(34, 228, 247, .22), transparent 58%),
        var(--fundo);
    background-attachment: fixed;
    color: var(--texto);
    min-height: 100vh;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 40px 18px 24px;
}

/* ---------- topo ---------- */

.hero {
    text-align: center;
    margin-bottom: 42px;
}

.hero .microfone {
    font-size: 4.4rem;
    line-height: 1;
    display: block;
    margin-bottom: 14px;
    animation: balancar 3s ease-in-out infinite alternate;
}

@keyframes balancar {
    from { transform: rotate(-7deg); }
    to   { transform: rotate(7deg); }
}

.hero h1 {
    font-size: clamp(2.3rem, 9vw, 3.6rem);
    font-weight: 900;
    letter-spacing: -.03em;
    line-height: 1.05;
    background: linear-gradient(92deg, var(--neon-rosa), var(--neon-ciano));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 12px;
}

.hero p {
    color: var(--texto-fraco);
    font-size: 1.08rem;
    max-width: 30ch;
    margin: 0 auto;
}

/* ---------- passos ---------- */

h2.secao {
    font-size: .8rem;
    font-weight: 800;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--neon-ciano);
    margin-bottom: 16px;
    padding-left: 4px;
}

.passos {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 36px;
}

.passos li {
    display: flex;
    gap: 16px;
    background: var(--cartao);
    border: 1px solid var(--borda);
    border-radius: 20px;
    padding: 20px;
}

.passos .numero {
    flex: none;
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(140deg, var(--neon-rosa), #a02dff);
    font-weight: 900;
    font-size: 1.2rem;
}

.passos h3 {
    font-size: 1.16rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.passos p {
    color: var(--texto-fraco);
    font-size: .96rem;
}

.passos strong {
    color: var(--texto);
}

/* ---------- chamada do bot ---------- */

.bloco-bot {
    background: linear-gradient(150deg, rgba(255, 45, 149, .22), rgba(34, 228, 247, .12));
    border: 1px solid var(--borda);
    border-radius: 24px;
    padding: 30px 22px;
    text-align: center;
    margin-bottom: 36px;
}

.bloco-bot h2 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.bloco-bot p {
    color: var(--texto-fraco);
    font-size: .95rem;
    margin-bottom: 22px;
}

.botao {
    display: inline-block;
    text-decoration: none;
    font-weight: 800;
    padding: 16px 34px;
    border-radius: 999px;
    font-size: 1.05rem;
    color: #fff;
    background: linear-gradient(92deg, var(--neon-rosa), #a02dff);
    box-shadow: 0 10px 32px rgba(255, 45, 149, .38);
}

.botao.secundario {
    background: transparent;
    border: 1px solid var(--borda);
    box-shadow: none;
}

.qr {
    margin-top: 22px;
}

.qr img {
    width: 190px;
    height: 190px;
    background: #fff;
    padding: 10px;
    border-radius: 16px;
}

.qr figcaption {
    color: var(--texto-fraco);
    font-size: .82rem;
    margin-top: 10px;
}

/* ---------- comandos ---------- */

.comandos {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 36px;
}

.comandos li {
    display: flex;
    align-items: baseline;
    gap: 12px;
    background: var(--cartao);
    border: 1px solid var(--borda);
    border-radius: 14px;
    padding: 13px 16px;
    font-size: .95rem;
}

.comandos code {
    flex: none;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    color: var(--neon-lima);
    font-size: .92rem;
}

.comandos span {
    color: var(--texto-fraco);
}

/* ---------- regra da fila ---------- */

.destaque {
    background: rgba(180, 255, 58, .09);
    border: 1px solid rgba(180, 255, 58, .35);
    border-radius: 20px;
    padding: 22px;
    margin-bottom: 36px;
}

.destaque h2 {
    font-size: 1.12rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.destaque p {
    color: var(--texto-fraco);
    font-size: .95rem;
}

/* ---------- ações ---------- */

.acoes {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 40px;
}

.acoes .botao {
    text-align: center;
}

/* ---------- dono da casa ---------- */

details.anfitriao {
    background: var(--cartao);
    border: 1px solid var(--borda);
    border-radius: 18px;
    padding: 18px 20px;
    margin-bottom: 34px;
}

details.anfitriao summary {
    cursor: pointer;
    font-weight: 800;
    font-size: 1rem;
    list-style: none;
}

details.anfitriao summary::-webkit-details-marker {
    display: none;
}

details.anfitriao summary::after {
    content: " ▾";
    color: var(--neon-ciano);
}

details.anfitriao[open] summary::after {
    content: " ▴";
}

details.anfitriao ol {
    margin: 16px 0 0 20px;
    color: var(--texto-fraco);
    font-size: .94rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

details.anfitriao a {
    color: var(--neon-ciano);
}

/* ---------- rodapé / crédito ---------- */

.creditos {
    text-align: center;
    padding: 26px 0 10px;
    border-top: 1px solid var(--borda);
}

.creditos .assinatura {
    font-size: .92rem;
    font-weight: 700;
    color: var(--texto);
}

.creditos .assinatura span {
    background: linear-gradient(92deg, var(--neon-rosa), var(--neon-ciano));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

@media (min-width: 640px) {
    .acoes {
        flex-direction: row;
        justify-content: center;
    }

    .acoes .botao {
        min-width: 210px;
    }
}