/* du · Antes de marcar (claro) */
.du-secao {
  --du-rose: #85412f;   /* rose escurecido: AA sobre o nude */
  padding: calc(var(--secao-pad) * .8) 0 var(--secao-pad);
  background: linear-gradient(180deg in oklab, var(--nude) 0%, var(--nude-claro) 55%, var(--nude) 100%);
  interpolate-size: allow-keywords;
}
.du-grade { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.35fr); gap: 56px clamp(48px, 6vw, 104px); align-items: start; }
.du-fixo { position: sticky; top: 48px; }
.du-rotulo { color: var(--du-rose); }
.du-titulo { color: var(--vinho-noite); font-size: clamp(40px, 4.6vw, 76px); }
.du-titulo .fino { display: block; padding-left: .6em;
  background-image: linear-gradient(100deg in oklab, #6e3324 0%, #8e4a39 30%, #a9604d 48%, #c4826b 54%, #94503f 64%, #6e3324 100%); }
.du-lead { margin-top: 28px; max-width: 24em; font-size: 20px; color: var(--tinta-suave); }
.du-chamada { margin-top: clamp(32px, 4vw, 52px); padding-top: 26px; border-top: 1px solid color-mix(in oklch, var(--rose-ouro) 40%, transparent); }
.du-chamada > p:first-child { font-family: var(--f-titulo); font-style: italic; font-weight: 300; font-size: 22px; color: var(--vinho); margin-bottom: 18px; }
.du-num { margin-top: 12px; font-size: 16px; letter-spacing: .04em; color: var(--tinta-suave); }

/* perguntas */
.du-lista { border-bottom: 1px solid color-mix(in oklch, var(--rose-ouro) 40%, transparent); }
.du-item { position: relative; border-top: 1px solid color-mix(in oklch, var(--rose-ouro) 40%, transparent); }
/* a pergunta aberta vira um painel de luz pêssego */
.du-item::before { content: ""; position: absolute; inset: -1px -28px 0; z-index: -1; border-radius: 26px; pointer-events: none;
  background: radial-gradient(120% 140% at 0% 0% in oklab, #fff6f1, color-mix(in oklab, var(--pessego) 55%, var(--nude-claro)));
  box-shadow: 0 24px 50px -30px rgb(90 24 48 / .35), inset 0 0 0 1px color-mix(in oklch, #fff3ec 70%, transparent);
  opacity: 0; transform: scale(.985); transition: opacity .5s var(--curva), transform .6s var(--curva); }
.du-item[open]::before { opacity: 1; transform: none; }
.du-item[open], .du-item[open] + .du-item { border-top-color: transparent; }
.du-lista { isolation: isolate; }
.du-item summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: 48px minmax(0, 1fr) 44px; gap: 18px; align-items: center;
  padding: clamp(22px, 2.6vw, 34px) 0;
}
.du-item summary::-webkit-details-marker { display: none; }
.du-n { font-family: var(--f-display); font-weight: 230; font-size: 22px; line-height: 1; color: var(--du-rose); align-self: start; padding-top: .35em; }
.du-q { font-family: var(--f-titulo); font-weight: 300; font-size: clamp(23px, 2.3vw, 34px); line-height: 1.2; color: var(--vinho-noite); transition: color .3s; }
.du-item summary:hover .du-q { color: var(--vinho); }
.du-item summary:focus-visible { outline: 2px solid var(--rose-ouro); outline-offset: 6px; border-radius: 4px; }
/* sinal: aro oval rosé com + que vira − */
.du-sinal { position: relative; width: 40px; height: 48px; border-radius: 50%; border: 1px solid color-mix(in oklch, var(--rose-ouro) 70%, transparent); justify-self: end;
  transition: background-color .4s, border-color .4s; }
.du-sinal::before, .du-sinal::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 1.6px; margin: -.8px 0 0 -7px; background: var(--vinho); border-radius: 2px;
  transition: transform .5s var(--curva), background-color .4s; }
.du-sinal::after { transform: rotate(90deg); }
.du-item[open] .du-sinal { background: var(--vinho); border-color: var(--vinho); }
.du-item[open] .du-sinal::before, .du-item[open] .du-sinal::after { background: #fbeee6; }
.du-item[open] .du-sinal::after { transform: rotate(0deg); }

/* abrir com altura animada onde houver suporte */
.du-item::details-content { block-size: 0; overflow: clip; transition: block-size .6s var(--curva), content-visibility .6s allow-discrete; }
.du-item[open]::details-content { block-size: auto; }

/* respostas, na voz dela */
.du-resp { padding: 0 62px clamp(28px, 3vw, 40px) 66px; font-size: 19px; color: var(--tinta-suave); max-width: 46em; }
.du-resp > * + * { margin-top: 12px; }
.du-fala { margin: 0; font-family: var(--f-titulo); font-style: italic; font-weight: 300; font-size: clamp(26px, 2.6vw, 38px); line-height: 1.25; color: var(--vinho);
  padding-left: 20px; border-left: 2px solid; border-image: linear-gradient(180deg in oklab, #c98a72, #8e4a39) 1; }
.du-destaque { font-family: var(--f-titulo); font-weight: 400; font-size: clamp(22px, 2vw, 28px); line-height: 1.3; color: var(--vinho-noite); }
.du-quem { font-size: 13px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: var(--du-rose); }
.du-link { display: inline-grid; gap: 0; margin-top: 18px !important; padding: 10px 26px 12px; border-radius: 99px; white-space: nowrap; line-height: 1.35; text-decoration: none; font-weight: 500;
  color: var(--vinho); border: 1px solid color-mix(in oklch, var(--vinho) 45%, transparent); transition: background-color .3s, color .3s; }
.du-link small { font-size: 13px; letter-spacing: .2em; text-transform: uppercase; font-weight: 500; }
.du-link span { font-size: 18px; }
.du-link:hover { background: var(--vinho); color: #fbeee6; }
.du-fichas { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.du-fichas li { padding: 10px 20px; border-radius: 99px; background: color-mix(in oklab, var(--pessego) 45%, var(--nude-claro)); color: var(--vinho-noite); font-size: 18px;
  box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--rose-ouro) 35%, transparent); }

@media (max-width: 960px) {
  .du-grade { grid-template-columns: 1fr; gap: 0; }
  .du-lista { margin-top: 44px; }
  /* no celular a chamada vem depois das perguntas */
  .du-cabeca, .du-fixo { display: contents; }
  .du-fixo > :not(.du-chamada) { grid-column: 1; }
  .du-chamada { order: 3; margin-top: 48px; border-top: 0; padding-top: 0; }
  .du-item::before { inset: -1px -14px 0; border-radius: 20px; }
}
@media (max-width: 600px) {
  .du-item summary { grid-template-columns: 30px minmax(0, 1fr) 36px; gap: 12px; }
  .du-n { font-size: 18px; }
  .du-sinal { width: 34px; height: 42px; }
  .du-resp { padding: 0 0 28px 42px; }
}