/* Prancha 04 · Tratamentos — jogo de pranchas (prefixo tr-) */
.tr { --tr-tinta: #16171b; --tr-linha: #8a7a5e; --tr-folha: #faf6ee; --tr-gap: clamp(2.25rem, 3.6vw, 3.75rem); }
#tratamentos { scroll-margin-top: 1rem; }
.tr-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

/* cabeçalho */
.tr-cab { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26rem); column-gap: var(--tr-gap); align-items: end; margin-bottom: clamp(3rem, 6vw, 5.5rem); }
.tr-cab .wf-carimbo { grid-column: 1 / -1; justify-self: start; }
.tr-cab .wf-h2 { max-width: 15ch; }
.tr-intro { margin: 0; }

/* ───────── jogo: índice + folha ───────── */
.tr-indice { margin: 0 0 1rem; font-family: var(--f-tecnica); font-size: var(--t-mini); letter-spacing: .16em; text-transform: uppercase; color: var(--nanquim-2); }
.tr-aba-h { margin: 0; font: inherit; }
.tr-aba {
  position: relative; width: 100%; min-height: 48px;
  display: grid; grid-template-columns: 3.25rem minmax(0, 1fr) auto; align-items: center; gap: 0 1rem;
  padding: 1.05rem .25rem 1.05rem 0; margin: 0;
  background: none; border: 0; border-top: 1px solid color-mix(in oklab, var(--nanquim) 18%, transparent);
  color: var(--nanquim); text-align: left; cursor: pointer; font: inherit;
  transition: color .4s;
}
.tr-num { font-family: var(--f-tecnica); font-size: var(--t-mini); letter-spacing: .12em; color: var(--nanquim-2); transition: color .4s; line-height: 1; margin-bottom: .2rem; }
.tr-mini { width: 3.25rem; height: 3.25rem; display: block; overflow: hidden; background: color-mix(in oklab, var(--tr-folha) 70%, transparent); border: 1px solid color-mix(in oklab, var(--nanquim) 16%, transparent); transition: border-color .4s, background-color .4s; }
.tr-mini :is(path) { fill: none; stroke: var(--nanquim-2); stroke-width: 1; vector-effect: non-scaling-stroke; opacity: .7; transition: stroke .4s, opacity .4s; }
.tr-mini .tr-mini-leve { opacity: .3; }
.tr-mini .tr-dente path { fill: none; }
.tr-item.ativo .tr-mini { border-color: var(--ouro-tinta); background: var(--tr-folha); }
.tr-item.ativo .tr-mini path { stroke: var(--nanquim); opacity: 1; }
.tr-aba:hover .tr-mini path { opacity: 1; }
.tr-aba-txt { display: grid; gap: .3rem; }
.tr-nome { font-family: var(--f-titulo); font-weight: 300; font-size: clamp(1.4rem, 1.7vw, 1.75rem); line-height: 1.1; transition: transform .6s var(--curva); }
.tr-sub { font-size: 1.0625rem; line-height: 1.3; color: var(--nanquim-2); }
.tr-mais { position: relative; width: 1rem; height: 1rem; }
.tr-mais::before, .tr-mais::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: currentColor; transition: transform .5s var(--curva), opacity .4s; }
.tr-mais::after { transform: rotate(90deg); }
.tr-item.ativo .tr-mais::after { transform: rotate(0deg); opacity: 0; }
.tr-aba:hover .tr-nome { transform: translateX(4px); }
.tr-item.ativo .tr-num { color: var(--ouro-tinta); }
.tr-item.ativo .tr-nome { font-weight: 400; }
.tr-aba:focus-visible { outline: 2px solid var(--ouro-tinta); outline-offset: 2px; }

/* folha */
.tr-folha { position: relative; }
.tr-folha::before, .tr-folha::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  border: 1px solid color-mix(in oklab, var(--nanquim) 24%, transparent); background: var(--papel-2);
  translate: 8px -8px; z-index: 0;
}
.tr-folha::after { translate: 16px -16px; background: var(--papel-3); opacity: .55; z-index: -1; }
.tr-folha-in {
  position: relative; z-index: 1; background: var(--tr-folha);
  border: 1px solid color-mix(in oklab, var(--nanquim) 48%, transparent);
  box-shadow: inset 0 0 0 8px var(--tr-folha), inset 0 0 0 9px color-mix(in oklab, var(--nanquim) 16%, var(--tr-folha));
  display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  grid-template-areas: "des txt" "leg cta" "selo selo"; grid-template-rows: 1fr auto auto; height: 100%;
}
.tr-desenho { grid-area: des; margin: 0; padding: clamp(1rem, 1.8vw, 1.6rem) clamp(.5rem, 1vw, 1rem) .5rem clamp(1rem, 1.8vw, 1.6rem); align-self: center; }
.tr-svg { display: block; width: 100%; height: auto; aspect-ratio: 1; overflow: hidden; }
.tr-texto { grid-area: txt; padding: clamp(1.75rem, 2.8vw, 2.6rem) clamp(1.25rem, 2.2vw, 2.25rem) 1rem clamp(.5rem, 1vw, 1rem); display: flex; flex-direction: column; }
.tr-folha-tit { margin: 0 0 1.25rem; font-family: var(--f-titulo); font-weight: 300; font-size: clamp(1.7rem, 2.3vw, 2.35rem); line-height: 1.08; letter-spacing: -.01em; color: var(--nanquim); text-wrap: balance; }
.tr-dl { margin: 0; display: grid; gap: 1rem; }
.tr-dl > div { padding-top: .9rem; border-top: 1px solid color-mix(in oklab, var(--nanquim) 14%, transparent); }
.tr-dl dt { display: flex; align-items: center; gap: .6rem; font-family: var(--f-tecnica); font-size: var(--t-mini); letter-spacing: .14em; text-transform: uppercase; color: var(--ouro-tinta); margin-bottom: .45rem; }
.tr-dl dt i { flex: none; font-style: normal; display: inline-grid; place-items: center; width: 1.45rem; height: 1.45rem; border: 1px solid currentColor; border-radius: 50%; font-size: .75rem; letter-spacing: 0; text-transform: lowercase; }
.tr-dl dd { margin: 0; font-size: var(--t-corpo); line-height: 1.55; color: var(--nanquim-2); }
.tr-cit { margin: .8rem 0 0; padding-left: 1rem; border-left: 1px solid var(--ouro-tinta); }
.tr-cit p { margin: 0; font-size: 1.1em; line-height: 1.45; color: var(--nanquim); }
.tr-cit footer { margin-top: .45rem; font-family: var(--f-tecnica); font-size: var(--t-mini); letter-spacing: .08em; line-height: 1.4; color: var(--nanquim-2); }
.tr-link { color: var(--nanquim); border-bottom-color: var(--ouro-tinta); }
.tr-link span { color: var(--ouro-tinta); }

/* rodapé da folha: legenda | avaliação */
.tr-leg { grid-area: leg; align-self: end; margin: 0 clamp(.5rem, 1vw, 1rem) 0 clamp(1rem, 1.8vw, 1.6rem); padding: .9rem 0 1.25rem; border-top: 1px solid color-mix(in oklab, var(--nanquim) 14%, transparent); }
.tr-leg ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .4rem 1.25rem; }
.tr-leg li { display: inline-flex; align-items: baseline; gap: .5rem; font-size: 1.0625rem; line-height: 1.3; color: var(--nanquim-2); }
.tr-leg b { white-space: nowrap; font-family: var(--f-tecnica); font-weight: 400; font-size: var(--t-mini); letter-spacing: .08em; color: var(--ouro-tinta); }
.tr-ilustra { margin: .65rem 0 0; font-size: 1rem; line-height: 1.4; color: var(--nanquim-2); }
.tr-cta { grid-area: cta; align-self: end; display: flex; flex-wrap: wrap; align-items: center; gap: .8rem 1.1rem; margin: 0 clamp(1.25rem, 2.2vw, 2.25rem) 0 clamp(.5rem, 1vw, 1rem); padding: 1rem 0 1.4rem; border-top: 1px solid color-mix(in oklab, var(--nanquim) 14%, transparent); }
.tr-cta-txt { flex-basis: 100%; margin: 0; font-family: var(--f-titulo); font-size: 1.15rem; font-weight: 400; color: var(--nanquim); }
.tr-botao { padding: .95rem 1.35rem .95rem 1.5rem; white-space: nowrap; }

/* selo (carimbo da folha) */
.tr-selo { grid-area: selo; margin: 0; display: grid; grid-template-columns: auto auto 1fr; background: var(--grafite); color: var(--tinta-2); font-family: var(--f-tecnica); font-size: var(--t-mini); letter-spacing: .12em; text-transform: uppercase; }
.tr-selo > span { padding: .8rem 1.15rem .85rem; border-right: 1px solid #e9d3ad26; line-height: 1.2; }
.tr-selo > span:last-child { border-right: 0; }
.tr-selo b { display: block; margin-top: .4rem; font-weight: 400; color: var(--luz-2); letter-spacing: .1em; }
.tr-selo > span:first-child b { color: var(--ouro-claro); }
.tr-selo-de { text-align: right; }
.tr-selo-de b { line-height: 1.35; }

/* número de folha grande, sob o índice */
.tr-folio { display: none; }

/* ───────── traço do desenho ───────── */
.tr-svg .tr-cantos path { stroke: var(--tr-tinta); stroke-width: 1; opacity: .5; }
.tr-svg .tr-papel { opacity: .5; }
.tr-svg :is(.tr-c path, .tr-c circle, .tr-c ellipse), .tr-svg .tr-c2 { stroke: var(--tr-linha); stroke-width: .7; stroke-dasharray: 3 4; opacity: .75; fill: none; }
.tr-svg .tr-eixo { stroke: var(--tr-linha); stroke-width: .8; stroke-dasharray: 18 4 2 4; fill: none; }
.tr-svg :is(.tr-k, .tr-f, .tr-e, .tr-q, .tr-cota-v, .tr-chave) :is(path, circle, ellipse) { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.tr-svg .tr-k path { stroke: var(--tr-tinta); stroke-width: 1.7; }
.tr-svg .tr-f :is(path, circle, ellipse) { stroke: var(--tr-tinta); stroke-width: 1; opacity: .82; }
.tr-svg .tr-leve { opacity: .42 !important; }
.tr-svg .tr-e :is(path, circle, ellipse) { stroke: var(--ouro-tinta); stroke-width: 1.3; }
.tr-svg .tr-e .tr-ch { fill: url(#tr-hach); stroke: none; opacity: .5; }
.tr-svg .tr-niveis path { stroke-width: 1; opacity: .85; }
.tr-svg .tr-tracejado { stroke: var(--ouro-tinta); stroke-width: 1.4; stroke-dasharray: 5 4; fill: none; }
.tr-svg .tr-gengiva { stroke: var(--ouro-tinta); stroke-width: 1.1; stroke-dasharray: 1.5 4; stroke-linecap: round; fill: none; }
.tr-svg :is(.tr-q, .tr-cota-v, .tr-chave) :is(path, circle) { stroke: var(--nanquim-2); stroke-width: .8; }
.tr-svg .tr-corte { fill: none; stroke: var(--nanquim-2); stroke-width: .9; }
.tr-svg .tr-n { fill: var(--tr-folha); stroke: var(--ouro-tinta); stroke-width: 1.4; }
.tr-svg .tr-fib :is(path, ellipse) { stroke: var(--ouro-tinta); stroke-width: .7; opacity: .5; fill: none; }
.tr-svg .tr-rugas path { stroke: var(--tr-tinta); stroke-width: .9; stroke-dasharray: 4 3; fill: none; opacity: .7; }
.tr-svg .tr-dente path { fill: var(--tr-folha); stroke: var(--tr-tinta); stroke-width: 1.1; stroke-linejoin: round; }
.tr-svg .tr-dente .s { fill: none; stroke-width: .7; opacity: .55; }
.tr-svg .tr-tx text { font-family: var(--f-tecnica); font-size: 14px; letter-spacing: .1em; fill: var(--nanquim-2); }
.tr-svg .tr-tx.o text { fill: var(--ouro-tinta); }
.tr-svg .tr-fdi text { font-size: 11px; }

/* ───────── gesto: a folha se redesenha ───────── */
.js .tr-svg .tr-d { stroke-dasharray: 1; stroke-dashoffset: 1; }
.js .tr-svg :is(.tr-c, .tr-c2, .tr-eixo, .tr-fib, .tr-rugas, .tr-ch, .tr-gengiva, .tr-tracejado, .tr-tx, .tr-cantos, .tr-papel, .tr-nos, .tr-corte) { opacity: 0; }
.js .tr-svg .tr-n { transform-box: fill-box; transform-origin: 50% 50%; scale: 0; }
.tr-folha.desenha .tr-svg .tr-d { animation: tr-risca var(--dur, 1.2s) var(--curva) var(--atraso, .3s) forwards; }
.tr-folha.desenha .tr-svg .tr-k .tr-d { --atraso: .25s; --dur: 1.7s; }
.tr-folha.desenha .tr-svg .tr-f .tr-d { --atraso: .75s; --dur: 1s; }
.tr-folha.desenha .tr-svg .tr-dente .tr-d { --atraso: .35s; --dur: .9s; }
.tr-folha.desenha .tr-svg .tr-e .tr-d { --atraso: 1.25s; --dur: 1.1s; }
.tr-folha.desenha .tr-svg :is(.tr-q, .tr-cota-v, .tr-chave) .tr-d { --atraso: 1.6s; --dur: .8s; }
.tr-folha.desenha .tr-svg :is(.tr-cantos, .tr-papel) { animation: tr-surge .6s ease forwards; }
.tr-folha.desenha .tr-svg :is(.tr-c, .tr-c2, .tr-eixo) { animation: tr-surge .9s ease .05s forwards; }
.tr-folha.desenha .tr-svg :is(.tr-fib, .tr-rugas, .tr-gengiva, .tr-tracejado) { animation: tr-surge 1s ease 1.2s forwards; }
.tr-folha.desenha .tr-svg .tr-ch { animation: tr-meio .9s ease 1.9s forwards; }
.tr-folha.desenha .tr-svg :is(.tr-nos, .tr-corte) { animation: tr-surge .3s ease 1.7s forwards; }
.tr-folha.desenha .tr-svg .tr-n { animation: tr-no .55s var(--curva) 1.75s forwards; }
.tr-folha.desenha .tr-svg .tr-tx { animation: tr-surge .8s ease 2s forwards; }
.tr-folha.desenha .tr-svg .tr-niveis .tr-d { --atraso: 1.4s; }
@keyframes tr-risca { to { stroke-dashoffset: 0; } }
@keyframes tr-surge { to { opacity: 1; } }
@keyframes tr-meio { to { opacity: .5; } }
@keyframes tr-no { to { scale: 1; } }
/* o texto da folha entra junto */
.js .tr-folha.desenha :is(.tr-folha-tit, .tr-dl > div, .tr-cta, .tr-leg) { animation: sobe .9s var(--curva) both; }
.js .tr-folha.desenha .tr-cta { animation-delay: .4s; }
.js .tr-folha.desenha .tr-dl > div:nth-child(1) { animation-delay: .1s; }
.js .tr-folha.desenha .tr-dl > div:nth-child(2) { animation-delay: .18s; }
.js .tr-folha.desenha .tr-dl > div:nth-child(3) { animation-delay: .26s; }
.js .tr-folha.desenha .tr-cta { animation-delay: .34s; }
.js .tr-folha.desenha .tr-leg { animation-delay: 1.6s; }

/* ───────── computador e tablet deitado: índice à esquerda, folha à direita ───────── */
@media (min-width: 1000px) {
  .js .tr-jogo { display: grid; grid-template-columns: minmax(13rem, 15rem) minmax(0, 1fr); column-gap: var(--tr-gap); grid-template-rows: auto repeat(5, auto) 1fr; align-items: start; }
  .js .tr-indice { grid-column: 1; grid-row: 1; }
  .js .tr-item { display: contents; }
  .js .tr-aba-h { grid-column: 1; }
  .js .tr-item:nth-of-type(1) .tr-aba-h { grid-row: 2; }
  .js .tr-item:nth-of-type(2) .tr-aba-h { grid-row: 3; }
  .js .tr-item:nth-of-type(3) .tr-aba-h { grid-row: 4; }
  .js .tr-item:nth-of-type(4) .tr-aba-h { grid-row: 5; }
  .js .tr-item:nth-of-type(5) .tr-aba-h { grid-row: 6; border-bottom: 1px solid color-mix(in oklab, var(--nanquim) 18%, transparent); }
  .js .tr-folha { grid-column: 2; grid-row: 1 / -1; align-self: stretch; visibility: hidden; opacity: 0; transition: opacity .45s ease, visibility 0s linear .45s, translate .6s var(--curva); translate: 16px -16px; }
  .js .tr-item.ativo .tr-folha { visibility: visible; opacity: 1; translate: 0 0; transition: opacity .5s ease, visibility 0s, translate .8s var(--curva); z-index: 2; }
  /* chamada do índice até a folha */
  .js .tr-item.ativo .tr-aba::after {
    content: ""; position: absolute; top: 50%; left: calc(100% + .6rem); width: calc(var(--tr-gap) - .6rem); height: 1px;
    background: var(--ouro-tinta); transform-origin: 0 50%; animation: tr-chamada .7s var(--curva) both;
  }
  .js .tr-item.ativo .tr-aba::before { content: ""; position: absolute; top: calc(50% - 3.5px); left: calc(100% + .6rem - 3.5px); width: 7px; height: 7px; border-radius: 50%; background: var(--ouro-tinta); }
  .js .tr-item:not(.ativo) .tr-aba { color: color-mix(in oklab, var(--nanquim) 80%, var(--papel)); }
  .js .tr-mais { display: none; }
  .js .tr-aba { grid-template-columns: 3.25rem minmax(0, 1fr); }
  .js .tr-folio { display: grid; grid-column: 1; grid-row: 7; align-self: end; margin: 0; gap: .4rem; color: var(--nanquim); }
  .tr-folio-pre { font-family: var(--f-tecnica); font-size: var(--t-mini); letter-spacing: .16em; text-transform: uppercase; color: var(--nanquim-2); }
  .tr-folio-n { font-family: var(--f-titulo); font-weight: 300; font-size: clamp(5rem, 8.4vw, 8.6rem); line-height: .82; letter-spacing: -.04em; display: flex; align-items: flex-end; overflow: hidden; padding-bottom: .06em; }
  .tr-folio-n b { font-weight: 300; color: var(--ouro-tinta); display: inline-block; }
  .tr-folio-n b.troca { animation: tr-folio .8s var(--curva) both; }
}
@keyframes tr-chamada { from { transform: scaleX(0); } }
@keyframes tr-folio { from { transform: translateY(100%); opacity: 0; } }

@media (min-width: 1000px) and (max-width: 1240px) {
  .tr { --tr-gap: 2.25rem; }
  .tr-folha-in { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); grid-template-areas: "des des" "leg leg" "txt txt" "cta cta" "selo selo"; grid-template-rows: none; height: auto; }
  .js .tr-folha { align-self: start; }
  .js .tr-folio { align-self: start; margin-top: 2.5rem; }
  .tr-desenho { padding: 1.5rem 4.5rem .5rem; }
  .tr-texto { padding: 1.25rem 2rem; }
  .tr-leg, .tr-cta { margin-inline: 2rem; }

  .tr-folio-n { font-size: 5.2rem; }
}

/* ───────── celular e tablet em pé: acordeão ───────── */
@media (max-width: 999px) {
  .tr-cab { grid-template-columns: minmax(0, 1fr); row-gap: 1.25rem; }
  .tr .wf-carimbo { max-width: 100%; }
  .tr-indice { display: none; }
  .tr-item:last-of-type { border-bottom: 1px solid color-mix(in oklab, var(--nanquim) 18%, transparent); }
  .tr-aba { grid-template-columns: 3.25rem minmax(0, 1fr) 1.25rem; padding: 1.1rem 0; scroll-margin-top: 12px; }
  .tr-item.ativo .tr-aba { box-shadow: inset 0 1px 0 var(--ouro-tinta); }
  .js .tr-folha { display: none; }
  .js .tr-item.ativo .tr-folha { display: block; }
  .tr-folha { padding: .25rem 0 1.75rem; }
  .tr-folha::before, .tr-folha::after { display: none; }
  .tr-folha-in { grid-template-columns: minmax(0, 1fr); grid-template-areas: "des" "leg" "txt" "cta" "selo"; grid-template-rows: none; }
  .tr-leg { margin: 0 1.25rem; padding-bottom: .5rem; }
  .tr-cta { margin: 0 1.25rem; }
  .tr-desenho { padding: 1rem .85rem .5rem; }
  .tr-texto { padding: 1.25rem 1.25rem 1.5rem; }
  .tr-selo { grid-template-columns: auto 1fr; }
  .tr-selo-de { grid-column: 1 / -1; text-align: left; border-top: 1px solid #e9d3ad26; }
  .tr-selo > span:nth-child(2) { border-right: 0; }
  .tr-svg .tr-tx text { font-size: 19px; }
  .tr-svg .tr-fdi text { font-size: 15px; }
}
@media (min-width: 640px) and (max-width: 999px) {
  .tr-folha-in { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); grid-template-areas: "des des" "leg leg" "txt txt" "cta cta" "selo selo"; grid-template-rows: none; }
  .tr-desenho { padding: 1.5rem 3rem .5rem; }
  .tr-texto { padding: 1.25rem 2rem 1.25rem; }
  .tr-leg, .tr-cta { margin-inline: 2rem; }
  .tr-svg .tr-tx text { font-size: 15px; }
}
@media (max-width: 420px) {
  .tr-carimbo-jogo { display: none; }
  .tr .wf-carimbo { letter-spacing: .08em; }
  .tr .wf-carimbo > span { padding-inline: .7rem; }
  .tr .wf-carimbo > span:first-child { white-space: nowrap; }
  .tr-cta { flex-direction: column; align-items: flex-start; }
  .tr-folha-tit { font-size: 1.65rem; }
  .tr-botao { padding-inline: 1.15rem; letter-spacing: .12em; }
}

@media (prefers-reduced-motion: reduce) {
  .tr-svg .tr-d { stroke-dashoffset: 0 !important; }
  .tr-svg :is(.tr-c, .tr-c2, .tr-eixo, .tr-fib, .tr-rugas, .tr-gengiva, .tr-tracejado, .tr-tx, .tr-cantos, .tr-papel, .tr-nos, .tr-corte) { opacity: 1 !important; }
  .tr-svg .tr-ch { opacity: .5 !important; }
  .tr-svg .tr-n { scale: 1 !important; }
}