:root { --fundo: #0f1115; --cartao: #181b22; --texto: #e8e9ec; --suave: #9aa0ab; --acento: #f2b705; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, sans-serif; background: var(--fundo); color: var(--texto); }
header { display: flex; align-items: baseline; gap: .75rem; padding: 1rem 1.25rem; border-bottom: 1px solid #262a33; }
h1 { margin: 0; font-size: 1.3rem; color: var(--acento); }
.lema { margin: 0; color: var(--suave); flex: 1; }
main { max-width: 760px; margin: 0 auto; padding: 1rem; }
.botao, button { background: var(--acento); color: #111; border: 0; border-radius: .5rem; padding: .6rem 1rem; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; }
#sair { background: transparent; color: var(--suave); border: 1px solid #333; }
#mensagens { list-style: none; padding: 0; display: flex; flex-direction: column; gap: .75rem; }
#mensagens li { padding: .75rem 1rem; border-radius: .75rem; background: var(--cartao); }
#mensagens li.eu { align-self: flex-end; background: #2a2f3a; max-width: 85%; }
#mensagens li.erro, .erro { color: #ff8a80; }
.fontes { margin: .5rem 0 0; font-size: .85rem; color: var(--suave); }
code { background: #00000055; padding: 0 .25rem; border-radius: .25rem; font-size: .9em; }
form { display: flex; gap: .5rem; position: sticky; bottom: 0; background: var(--fundo); padding: .5rem 0; }
textarea { flex: 1; resize: vertical; background: var(--cartao); color: var(--texto); border: 1px solid #333; border-radius: .5rem; padding: .6rem; font: inherit; }
.nota { color: var(--suave); font-size: .85rem; }
.oculto { position: absolute; left: -9999px; }
.painel { background: var(--cartao); border-radius: .75rem; padding: 1rem; margin-bottom: 1rem; display: block; position: static; }
fieldset { border: 1px solid #333; border-radius: .5rem; margin: 0 0 1rem; display: flex; flex-direction: column; gap: .4rem; }
.grade { display: grid; grid-template-columns: auto 2fr 1fr 1fr; gap: .4rem; align-items: center; }
.painel input:not([type=radio]) { background: var(--fundo); color: var(--texto); border: 1px solid #333; border-radius: .4rem; padding: .4rem; font: inherit; min-width: 0; }
.voltar, #admin { color: var(--suave); }
.aviso { margin: .5rem 0 0; font-size: .8rem; color: var(--suave); font-style: italic; }