/* Essência Cura — landing page
   Ordem: tokens → base → utilitários → componentes → seções → responsivo por seção
   Fonte de verdade visual: specs/design.md */

/* ---------- Tokens ---------- */
:root {
  /* Paleta "Ateliê de madeira" (design.md §2) */
  --pinho: #2F4A34;
  --pinho-hover: #283F2C;
  --casca: #3B2A20;
  --carvao: #161412; /* base sob a textura do pó no cabeçalho, rodapé e barra fixa (decisão de 2026-10-24) */
  --serragem: #F5EEE2;
  --resina: #C27C2C;
  --areia: #E6D7BE;
  --musgo: #DCE3D2;
  --fumaca: #6E625A;
  --branco: #FFFDF9;
  --linha: rgba(59, 42, 32, 0.15);
  --linha-clara: rgba(245, 238, 226, 0.14);
  --texto-claro-2: rgba(245, 238, 226, 0.8);

  /* Tipografia (design.md §3) */
  --f-titulo: "Fraunces", Georgia, "Times New Roman", serif;
  --f-texto: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-display: clamp(2.5rem, 1.7rem + 2.5vw, 4rem);
  --fs-h2: clamp(2rem, 1.55rem + 1.4vw, 2.75rem);
  --fs-h3: clamp(1.375rem, 1.25rem + 0.4vw, 1.625rem);
  --fs-lead: clamp(1.125rem, 1.07rem + 0.25vw, 1.25rem);
  --fs-body: clamp(1rem, 0.97rem + 0.12vw, 1.0625rem);
  --fs-label: 0.75rem;
  --fs-caption: 0.8125rem;

  /* Espaços (design.md §4) */
  --gutter: 16px;
  --sec: 64px;
  --gap-cards: 16px;
  --pad-card: 24px;
  --header-h: 64px;

  /* Raios (design.md §5) */
  --r-card: 20px;
  --r-pill: 999px;

  --t-rapida: 0.18s ease;
}

@media (min-width: 768px) {
  :root {
    --gutter: 24px;
    --sec: 96px;
    --gap-cards: 24px;
    --fs-label: 0.8125rem;
    --fs-caption: 0.875rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --sec: 128px;
    --pad-card: 32px;
    --header-h: 84px;
  }
}

/* ---------- Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--serragem);
  color: var(--casca);
  font-family: var(--f-texto);
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--f-titulo);
  font-weight: 500;
  text-wrap: balance;
}

p {
  margin: 0 0 1em;
}

p:last-child {
  margin-bottom: 0;
}

figure {
  margin: 0;
}

/* Garante que [hidden] vença classes com display próprio (ex.: .btn) */
[hidden] {
  display: none !important;
}

a {
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Foco: anel --resina de 2px afastado 2px (design.md §6) + contorno --casca
   para garantir 3:1 sobre fundos claros (resina sobre serragem = 2,93:1). */
:focus-visible {
  outline: 2px solid var(--resina);
  outline-offset: 2px;
  box-shadow: 0 0 0 6px var(--casca);
}

.site-header :focus-visible,
.site-footer :focus-visible,
.sticky-buy :focus-visible {
  box-shadow: 0 0 0 6px var(--serragem);
}

/* ---------- Utilitários ---------- */
.container {
  width: 100%;
  max-width: calc(1200px + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 1.25em;
  height: 1.25em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 100;
  padding: 12px 20px;
  border-radius: var(--r-pill);
  background: var(--pinho);
  color: var(--serragem);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 12px;
}

/* ---------- Tipografia ---------- */
.display {
  font-size: var(--fs-display);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.h2 {
  font-size: var(--fs-h2);
  line-height: 1.1;
}

.h3 {
  font-size: var(--fs-h3);
  line-height: 1.2;
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.5;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  color: var(--pinho);
  font-size: var(--fs-label);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--resina);
}

/* ---------- Componentes ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 32px;
  border: 1.5px solid transparent;
  border-radius: var(--r-pill);
  font-family: var(--f-texto);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--t-rapida), color var(--t-rapida), border-color var(--t-rapida), transform var(--t-rapida);
}

.btn .icon {
  width: 18px;
  height: 18px;
}

.btn--primary {
  background: var(--pinho);
  color: var(--serragem);
}

.btn--primary:hover {
  background: var(--pinho-hover);
  transform: translateY(-1px);
}

.btn--secondary {
  border-color: var(--pinho);
  background: transparent;
  color: var(--pinho);
}

.btn--secondary:hover {
  background: rgba(47, 74, 52, 0.08);
}

.btn--light {
  background: var(--serragem);
  color: var(--casca);
}

.btn--light:hover {
  background: var(--areia);
  transform: translateY(-1px);
}

.btn--sm {
  min-height: 44px;
  padding: 0 20px;
  font-size: 0.9375rem;
}

.btn--block {
  width: 100%;
}

.link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  color: var(--pinho);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: text-decoration-thickness var(--t-rapida);
}

.link:hover {
  text-decoration-thickness: 2px;
}

.link .icon {
  width: 18px;
  height: 18px;
  transition: transform var(--t-rapida);
}

.link:hover .icon {
  transform: translateX(3px);
}

.badge {
  display: inline-flex;
  align-items: center;
  margin: 0;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  background: var(--areia);
  color: var(--casca);
  font-size: var(--fs-label);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge--dark {
  background: var(--casca);
  color: var(--serragem);
}

.section {
  padding-block: var(--sec);
}

.section--areia {
  background: linear-gradient(rgba(230, 215, 190, 0.93), rgba(230, 215, 190, 0.93)), url("../assets/img/textura-serragem-512.jpg") 0 0 / 512px repeat;
}

.section--musgo {
  background: var(--musgo);
}

.section-head {
  max-width: 40rem;
  margin-bottom: 40px;
}

.section-head .lead {
  margin-top: 16px;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.section-head--center .eyebrow {
  justify-content: center;
}

@media (min-width: 1024px) {
  .section-head {
    margin-bottom: 56px;
  }
}

/* ---------- 1 · Barra de aviso ---------- */
.announcement {
  background: var(--pinho);
  color: var(--serragem);
  font-size: var(--fs-caption);
  line-height: 1.4;
  text-align: center;
}

.announcement p {
  margin: 0;
  padding-block: 9px;
}

/* ---------- 2 · Cabeçalho ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(rgba(22, 20, 18, 0.84), rgba(22, 20, 18, 0.84)), url("../assets/img/textura-serragem-512.jpg") 0 0 / 256px repeat, var(--carvao);
  color: var(--serragem);
  transition: box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2), 0 8px 20px rgba(0, 0, 0, 0.12);
}

.site-header__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  padding-block: 6px;
  border-radius: 12px;
}

.brand img {
  width: auto;
  height: 40px;
}

.site-header__cta {
  margin-left: auto;
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--serragem);
  cursor: pointer;
  transition: background-color var(--t-rapida);
}

.menu-toggle:hover {
  background: rgba(245, 238, 226, 0.1);
}

.menu-toggle .icon {
  width: 24px;
  height: 24px;
}

.menu-toggle__close,
.menu-toggle[aria-expanded="true"] .menu-toggle__open {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__close {
  display: block;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--serragem);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  text-underline-offset: 6px;
}

.site-nav a:hover {
  text-decoration: underline;
  text-decoration-thickness: 1px;
}

/* Celular e tablet sem JS: âncoras numa linha rolável dentro do cabeçalho */
@media (max-width: 1023px) {
  html:not(.js) .site-header__bar {
    flex-wrap: wrap;
  }

  html:not(.js) .site-nav {
    order: 5;
    flex-basis: 100%;
    overflow-x: auto;
  }

  html:not(.js) .site-nav ul {
    display: flex;
    gap: 20px;
    padding-bottom: 8px;
  }

  html:not(.js) .site-nav a {
    white-space: nowrap;
  }

  html:not(.js) .menu-toggle {
    display: none;
  }

  /* Com JS: gaveta abaixo do cabeçalho */
  .js .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    border-top: 1px solid var(--linha-clara);
    background: linear-gradient(rgba(22, 20, 18, 0.84), rgba(22, 20, 18, 0.84)), url("../assets/img/textura-serragem-512.jpg") 0 0 / 256px repeat, var(--carvao);
    box-shadow: 0 16px 24px rgba(0, 0, 0, 0.18);
  }

  .js .site-header.is-open .site-nav {
    display: block;
  }

  .js .site-nav ul {
    display: grid;
    max-width: calc(1200px + 2 * var(--gutter));
    margin-inline: auto;
    padding: 8px var(--gutter) 16px;
  }

  .js .site-nav a {
    display: flex;
    min-height: 52px;
    border-bottom: 1px solid var(--linha-clara);
    font-size: 1.0625rem;
  }

  .js .site-nav li:last-child a {
    border-bottom: 0;
  }
}

@media (min-width: 768px) {
  .brand img {
    height: 52px;
  }
}

@media (min-width: 1024px) {
  .brand img {
    height: 60px;
  }

  .site-nav {
    margin-left: auto;
  }

  .site-nav ul {
    display: flex;
    gap: 32px;
  }

  .site-header__cta {
    margin-left: 16px;
  }

  .menu-toggle {
    display: none;
  }
}

/* ---------- 3 · Hero ---------- */
.hero {
  padding-block: 32px 48px;
}

.hero__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.hero__content {
  max-width: 36rem;
}

.hero .display {
  margin-bottom: 20px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero__media {
  position: relative;
}

.hero__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-card);
  object-fit: cover;
}

/* Selo "1 kg" junto da foto (design.md §9) */
.hero__seal {
  position: absolute;
  top: 16px;
  left: 16px;
  display: grid;
  place-items: center;
  align-content: center;
  width: 84px;
  height: 84px;
  margin: 0;
  border-radius: 50%;
  background: var(--pinho);
  color: var(--serragem);
  text-align: center;
  line-height: 1;
}

.hero__seal span {
  font-family: var(--f-titulo);
  font-size: 1.625rem;
  font-weight: 500;
}

.hero__seal small {
  margin-top: 4px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 479px) {
  .hero__actions .btn {
    width: 100%;
  }
}

@media (min-width: 768px) {
  .hero {
    padding-block: 48px 64px;
  }

  .hero__media img {
    aspect-ratio: 4 / 3;
    object-position: 80% center;
  }

  .hero__seal {
    top: 24px;
    left: 24px;
    width: 96px;
    height: 96px;
  }

  .hero__seal span {
    font-size: 1.875rem;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding-block: 56px 80px;
  }

  .hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
  }

  .hero__media img {
    aspect-ratio: 9 / 8;
  }
}

/* ---------- 4 · Faixa de confiança ---------- */
.trust {
  border-block: 1px solid var(--linha);
  background: linear-gradient(rgba(245, 238, 226, 0.9), rgba(245, 238, 226, 0.9)), url("../assets/img/textura-madeira-1024.jpg") center / 1024px repeat;
}

.trust__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 16px;
  padding-block: 28px;
}

.trust__item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.3;
}

.trust__item .icon {
  width: 28px;
  height: 28px;
  color: var(--resina);
}

.trust__item:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  justify-content: center;
}

@media (min-width: 768px) {
  .trust__list {
    grid-template-columns: repeat(3, 1fr);
    padding-block: 32px;
  }

  .trust__item:last-child:nth-child(odd) {
    grid-column: auto;
    justify-content: flex-start;
  }
}

@media (min-width: 1024px) {
  .trust__list {
    grid-template-columns: repeat(5, auto);
    justify-content: space-between;
  }
}

/* ---------- 5 · O produto ---------- */
.media-split {
  display: grid;
  gap: 32px;
  align-items: center;
}

.media-split__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-card);
  object-fit: cover;
}

.media-split__body .h2 {
  margin-bottom: 20px;
}

.check-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.check-list .icon {
  width: 24px;
  height: 24px;
  margin-top: 1px;
  padding: 4px;
  border-radius: 50%;
  background: var(--musgo);
  color: var(--pinho);
  stroke-width: 2;
}

.detail-grid {
  display: grid;
  gap: var(--gap-cards);
  margin-top: 48px;
}

.detail img {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-card);
  object-fit: cover;
}

.detail figcaption {
  margin-top: 14px;
  color: var(--fumaca);
  font-size: var(--fs-caption);
  line-height: 1.4;
}

.detail figcaption strong {
  display: block;
  margin-bottom: 4px;
  color: var(--casca);
  font-family: var(--f-titulo);
  font-size: 1.25rem;
  font-weight: 500;
}

@media (min-width: 640px) {
  .detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .media-split {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .media-split {
    gap: 80px;
  }

  .detail-grid {
    margin-top: 80px;
  }
}

/* ---------- 6 · Especificações ---------- */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
}

.spec-item {
  padding: 18px 16px;
  border: 1px solid var(--linha);
  border-radius: var(--r-card);
  background: var(--branco);
}

.spec-item dt {
  color: var(--pinho);
  font-size: var(--fs-label);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spec-item dd {
  margin: 8px 0 0;
  font-family: var(--f-titulo);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.25;
}

.spec-media {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 24px;
}

.spec-media img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--r-card);
  object-fit: cover;
}

@media (min-width: 768px) {
  .spec-grid,
  .spec-media {
    gap: var(--gap-cards);
  }

  .spec-item {
    padding: var(--pad-card);
  }

  .spec-item dd {
    font-size: 1.25rem;
  }

  .spec-media {
    margin-top: var(--gap-cards);
  }

  .spec-media img {
    aspect-ratio: 3 / 2;
  }
}

@media (min-width: 1024px) {
  .spec-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- 7 · Para quem é ---------- */
.audience-grid {
  display: grid;
  gap: var(--gap-cards);
}

.audience-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--linha);
  border-radius: var(--r-card);
  background: var(--branco);
}

.audience-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.audience-card__body {
  padding: var(--pad-card);
}

.audience-card .h3 {
  margin-bottom: 8px;
}

.audience-card p {
  color: var(--fumaca);
}

.audience-card .link {
  margin-top: 8px;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 3º card ocupa a linha inteira no tablet, em formato horizontal */
  .audience-card:last-child {
    grid-column: 1 / -1;
    flex-direction: row;
  }

  .audience-card:last-child img {
    width: 50%;
    aspect-ratio: auto;
  }

  .audience-card:last-child .audience-card__body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 50%;
  }
}

@media (min-width: 1024px) {
  .audience-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 7.1 · Banner ateliê ---------- */
.banner {
  position: relative;
  overflow: hidden;
  background: var(--serragem);
}

.banner img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.banner__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding-top: 48px;
  text-align: center;
}

.banner .h2 {
  max-width: 20ch;
}

@media (min-width: 768px) {
  .banner img {
    height: clamp(440px, 42vw, 640px);
    aspect-ratio: auto;
    object-position: center;
  }

  .banner__content {
    justify-content: center;
    padding-top: 0;
  }

  .banner .h2 {
    max-width: 16ch;
  }
}

/* ---------- 3 · Comprar (primeira seção) ----------
   Cards compactos, com a foto ao lado do texto, para os dois botões
   caberem na primeira tela do desktop e o kit inteiro na do celular. */
.buy {
  padding-block: 32px 40px;
}

.buy__head {
  margin-bottom: 24px;
}

.buy__head .lead {
  margin-top: 12px;
}

.offers {
  display: grid;
  gap: 12px;
  max-width: 1080px;
  margin-inline: auto;
}

.offer {
  display: grid;
  grid-template-columns: 112px 1fr;
  grid-template-areas:
    "img body"
    "foot foot";
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--linha);
  border-radius: var(--r-card);
  background: var(--branco);
}

.offer--featured {
  border: 1.5px solid var(--pinho);
  box-shadow: 0 1px 2px rgba(59, 42, 32, 0.06);
}

.offer__img {
  grid-area: img;
  width: 100%;
  aspect-ratio: 1;
  border-radius: 14px;
  object-fit: cover;
}

.offer__body {
  grid-area: body;
  min-width: 0;
}

.offer__foot {
  grid-area: foot;
}

.offer__badge {
  margin-bottom: 8px;
}

.offer__title {
  margin: 0 0 2px;
}

.offer__meta {
  margin: 0;
  color: var(--fumaca);
  font-size: 0.875rem;
  line-height: 1.4;
}

.offer__price {
  margin: 8px 0 0;
  font-family: var(--f-titulo);
  font-size: clamp(1.75rem, 1.6rem + 0.6vw, 2.25rem);
  font-weight: 500;
  line-height: 1;
}

.offer__note {
  margin: 0 0 12px;
  color: var(--fumaca);
  font-size: var(--fs-caption);
  line-height: 1.4;
}

.offer .btn {
  padding-inline: 16px;
}

.offers__footnote {
  margin: 20px 0 0;
  color: var(--casca); /* sobre --areia, --fumaca não passa AA */
  font-size: var(--fs-caption);
  text-align: center;
}

@media (min-width: 768px) {
  .buy {
    padding-block: 48px 56px;
  }

  .buy__head {
    margin-bottom: 32px;
  }

  .offers {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-cards);
  }

  .offer {
    grid-template-columns: 120px 1fr;
    padding: 20px;
  }
}

@media (min-width: 1024px) {
  .offer {
    grid-template-columns: 180px 1fr;
    grid-template-rows: 1fr auto;
    grid-template-areas:
      "img body"
      "img foot";
    column-gap: 24px;
    row-gap: 12px;
    align-items: start;
  }

  .offer__foot {
    align-self: end;
  }
}

/* ---------- 9 · Atacado ---------- */
.cta-split {
  position: relative;
  background: var(--serragem);
}

.cta-split__media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.cta-split__inner {
  padding-block: 40px var(--sec);
}

.cta-split__content {
  max-width: 34rem;
}

.cta-split__content .h2 {
  margin-bottom: 16px;
}

.cta-split__content .btn {
  margin-top: 24px;
}

/* Texto sobre a parede livre da foto só a partir de 1280px,
   onde a pilha começa depois de 39% da largura */
@media (min-width: 1280px) {
  .cta-split__media img {
    height: clamp(560px, 44vw, 680px);
    aspect-ratio: auto;
    object-position: 50% 40%;
  }

  .cta-split__inner {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    padding-block: 0;
  }

  .cta-split__content {
    max-width: 380px;
  }
}

/* ---------- 10 · Perguntas frequentes ---------- */
.faq {
  display: grid;
  gap: 48px;
}

.faq__media {
  display: none;
}

.accordion details {
  border-bottom: 1px solid var(--linha);
}

.accordion details:first-child {
  border-top: 1px solid var(--linha);
}

.accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 44px;
  padding: 20px 0;
  font-family: var(--f-titulo);
  font-size: clamp(1.125rem, 1.05rem + 0.3vw, 1.3125rem);
  font-weight: 500;
  line-height: 1.3;
  list-style: none;
  cursor: pointer;
  transition: color var(--t-rapida);
}

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

.accordion summary:hover {
  color: var(--pinho);
}

.accordion summary .icon {
  width: 22px;
  height: 22px;
  color: var(--pinho);
  transition: transform 0.25s ease;
}

.accordion details[open] summary .icon {
  transform: rotate(180deg);
}

.accordion__panel p {
  max-width: 60ch;
  margin: 0;
  padding-bottom: 20px;
}

@media (prefers-reduced-motion: no-preference) {
  @supports (interpolate-size: allow-keywords) {
    :root {
      interpolate-size: allow-keywords;
    }

    .accordion details::details-content {
      block-size: 0;
      overflow: hidden;
      transition: block-size 0.25s ease, content-visibility 0.25s allow-discrete;
    }

    .accordion details[open]::details-content {
      block-size: auto;
    }
  }
}

@media (min-width: 1024px) {
  .faq {
    grid-template-columns: 7fr 5fr;
    gap: 80px;
    align-items: start;
  }

  .faq__media {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }

  .faq__media img {
    width: 100%;
    aspect-ratio: 3 / 4;
    border-radius: var(--r-card);
    object-fit: cover;
  }
}

/* ---------- 11 · Rodapé ---------- */
.site-footer {
  padding-top: var(--sec);
  background: linear-gradient(rgba(22, 20, 18, 0.84), rgba(22, 20, 18, 0.84)), url("../assets/img/textura-serragem-512.jpg") 0 0 / 256px repeat, var(--carvao);
  color: var(--serragem);
}

.site-footer__grid {
  display: grid;
  gap: 40px;
}

.site-footer__brand img {
  width: 200px;
}

.footer-title {
  margin: 0 0 16px;
  color: var(--areia);
  font-family: var(--f-texto);
  font-size: var(--fs-label);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer__col ul {
  display: grid;
  gap: 4px;
}

.site-footer__col li {
  display: flex;
  align-items: center;
  min-height: 36px;
  color: var(--texto-claro-2);
  font-size: 0.9375rem;
}

.site-footer__col a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--serragem);
  text-decoration: none;
  text-underline-offset: 4px;
}

.site-footer__col a:hover {
  text-decoration: underline;
}

.site-footer__base {
  margin-top: 56px;
  padding-block: 20px calc(20px + 76px);
  border-top: 1px solid var(--linha-clara);
  color: var(--texto-claro-2);
  font-size: var(--fs-caption);
}

.site-footer__base p {
  margin: 0;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .site-footer__base {
    padding-bottom: 20px;
  }
}

@media (min-width: 1024px) {
  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 48px;
  }

  /* Enquanto a coluna de contatos estiver oculta, o rodapé fica com 3 colunas */
  .site-footer__grid:has(> [hidden]) {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

/* ---------- Barra de compra fixa (celular) ---------- */
.sticky-buy {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: linear-gradient(rgba(22, 20, 18, 0.84), rgba(22, 20, 18, 0.84)), url("../assets/img/textura-serragem-512.jpg") 0 0 / 256px repeat, var(--carvao);
  color: var(--serragem);
  box-shadow: 0 -6px 18px rgba(0, 0, 0, 0.12);
  transform: translateY(110%);
  visibility: hidden;
  transition: transform 0.25s ease, visibility 0.25s;
}

.sticky-buy.is-visible {
  transform: none;
  visibility: visible;
}

.sticky-buy__text {
  display: grid;
  margin: 0;
  line-height: 1.3;
}

.sticky-buy__text strong {
  font-size: 0.9375rem;
  font-weight: 600;
}

.sticky-buy__text span {
  color: var(--texto-claro-2);
  font-size: 0.8125rem;
}

@media (min-width: 768px) {
  .sticky-buy {
    display: none;
  }
}

/* ---------- Revelação ao rolar (design.md §10) ----------
   Só esconde quando o JS confirmou que vai revelar (.js-reveal). */
@media (prefers-reduced-motion: no-preference) {
  .js-reveal .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.45s ease-out, transform 0.45s ease-out;
  }
}

@media (prefers-reduced-motion: reduce) {
  .js-reveal .reveal {
    opacity: 0;
    transition: opacity 0.45s ease-out;
  }

  .btn:hover,
  .link:hover .icon {
    transform: none;
  }
}

.js-reveal .reveal.is-visible {
  opacity: 1;
  transform: none;
}