:root {
  --azul: #1E3A8A; --azul-2: #2B4FB8; --fundo: #F3F5FA; --cartao: #FFFFFF; --texto: #111827; --suave: #6B7280;
  --linha: #D8DEEA; --ok: #15803D; --erro: #B91C1C; --foco: #93B4FF;
}
@media (prefers-color-scheme: dark) {
  :root { --azul: #3B5FD0; --azul-2: #7C9BF0; --fundo: #0E1320; --cartao: #161D2E; --texto: #E8ECF5; --suave: #9AA4B8;
    --linha: #2A3550; --ok: #4ADE80; --erro: #F87171; --foco: #3B5FD0; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--fundo); color: var(--texto); font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; }
.topo { background: var(--azul); color: #fff; display: flex; align-items: center; gap: 12px; padding: 16px max(16px, env(safe-area-inset-left)); }
.topo .marca { width: 44px; height: 44px; border-radius: 10px; background: #fff; }
.topo h1 { margin: 0; font-size: 1.2rem; }
.topo p { margin: 2px 0 0; font-size: .85rem; opacity: .85; }
main { max-width: 900px; margin: 0 auto; padding: 16px 16px 40px; }
.intro { background: var(--cartao); border: 1px solid var(--linha); border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; }
.intro p { margin: 0 0 8px; }
.intro .aviso { margin: 0; color: var(--erro); font-weight: 600; font-size: .9rem; }

/* seção = faixa azul do PDF */
.secao { background: var(--cartao); border: 1px solid var(--linha); border-radius: 12px; padding: 0 16px; margin: 0 0 16px; min-width: 0; }
.secao legend { float: left; width: calc(100% + 32px); margin: 0 -16px 4px; padding: 10px 16px; background: var(--azul); color: #fff;
  font-weight: 700; border-radius: 11px 11px 0 0; }
.secao legend + * { clear: left; }

/* item = linha do PDF: caixinha · item + explicação · resposta */
.item { display: grid; grid-template-columns: 26px 1fr; column-gap: 10px; padding: 14px 0; border-bottom: 1px solid var(--linha); }
.item:last-child { border-bottom: 0; }
.item-loja { grid-template-columns: 1fr; }
.caixa { width: 18px; height: 18px; margin-top: 2px; border: 1.6px solid var(--azul-2); border-radius: 3px; display: grid; place-items: center; }
.item.feito .caixa { background: var(--azul-2); }
.item.feito .caixa::after { content: ""; width: 5px; height: 10px; border: solid #fff; border-width: 0 2.4px 2.4px 0; transform: translateY(-1px) rotate(45deg); }
.item-tit { margin: 0; font-weight: 700; }
.obr { color: var(--erro); }
.ajuda { margin: 3px 0 0; color: var(--suave); font-size: .86rem; }
.item-resp { grid-column: 1 / -1; margin-top: 10px; min-width: 0; }
.item-resp > * + * { margin-top: 8px; }
@media (min-width: 760px) {
  .item { grid-template-columns: 26px minmax(0, 1.15fr) minmax(0, 1fr); }
  .item-loja { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); column-gap: 16px; }
  .item-resp { grid-column: auto; margin-top: 0; padding-left: 14px; border-left: 1px solid var(--linha); }
  .item-loja .item-resp { padding-left: 0; border-left: 0; }
}

input[type=text], input[type=tel], input[type=email], textarea {
  display: block; width: 100%; font: inherit; color: var(--texto); background: var(--fundo); border: 1px solid var(--linha); border-radius: 8px; padding: 10px 12px; }
input[hidden] { display: none; }
textarea { resize: vertical; min-height: 70px; }
input:focus, textarea:focus, button:focus-visible { outline: 3px solid var(--foco); outline-offset: 1px; }
::placeholder { color: var(--suave); opacity: .75; }
.opcoes { display: flex; flex-wrap: wrap; gap: 8px; }
.op { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--linha); background: var(--fundo); border-radius: 999px;
  padding: 8px 14px; cursor: pointer; }
.op input { margin: 0; accent-color: var(--azul); width: 18px; height: 18px; }
.op:has(input:checked) { border-color: var(--azul-2); background: color-mix(in srgb, var(--azul) 12%, var(--cartao)); font-weight: 600; }
.aviso-item { margin: 8px 0 0; color: var(--erro); font-size: .84rem; font-weight: 600; }
.loja-st { margin: 8px 0 0; font-size: .9rem; min-height: 1.2em; color: var(--suave); }
.loja-st.ok, .arq-info.ok { color: var(--ok); font-weight: 600; }
.loja-st.erro, .arq-info.erro { color: var(--erro); }
.arq-info { margin: 4px 0 0; font-size: .84rem; color: var(--suave); }
input[type=file] { font: inherit; font-size: .92rem; max-width: 100%; }
.vends { display: grid; gap: 8px; }
.vend { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 8px 36px 8px 8px; border: 1px dashed var(--linha); border-radius: 10px; position: relative; }
.vend input[data-v=nome] { grid-column: 1 / -1; }
.vend .x { position: absolute; top: 6px; right: 6px; width: 26px; height: 26px; border: 0; background: transparent; color: var(--suave); font-size: 1.3rem; line-height: 1; cursor: pointer; }
.lins { display: grid; gap: 8px; }
.lin { position: relative; }
.lin input { padding-right: 38px; }
.lin .x { position: absolute; top: 50%; right: 6px; transform: translateY(-50%); width: 26px; height: 26px; border: 0; background: transparent; color: var(--suave); font-size: 1.3rem; line-height: 1; cursor: pointer; }
.btn { font: inherit; font-weight: 700; border: 0; border-radius: 10px; padding: 14px 18px; background: var(--azul); color: #fff; cursor: pointer; }
.btn:disabled { opacity: .6; cursor: wait; }
.btn.sec { background: transparent; color: var(--azul-2); border: 1px solid var(--azul-2); }
.btn.mini { padding: 8px 14px; font-size: .92rem; }
.barra { position: sticky; bottom: 0; background: color-mix(in srgb, var(--fundo) 94%, transparent); padding: 10px 0 max(12px, env(safe-area-inset-bottom)); }
.barra .btn { width: 100%; font-size: 1.05rem; }
.progresso { margin: 0 0 8px; text-align: center; font-size: .85rem; color: var(--suave); }
.erro-envio { color: var(--erro); margin: 0 0 8px; font-weight: 600; }
.erro-envio:empty { display: none; }
#ok { position: fixed; inset: 0; background: rgba(10, 15, 30, .55); display: grid; place-items: center; padding: 16px; z-index: 10; }
#ok[hidden] { display: none; }
.ok-box { background: var(--cartao); border-radius: 16px; padding: 24px; max-width: 420px; text-align: center; }
.ok-ic { width: 56px; height: 56px; margin: 0 auto 8px; border-radius: 50%; background: var(--ok); color: #fff; display: grid; place-items: center; font-size: 1.8rem; font-weight: 700; }
.ok-box h2 { margin: 6px 0; }
.ok-box .mini { color: var(--suave); font-size: .85rem; }