:root {
  --ink: #111214;
  --ink-2: #1c1d20;
  --graphite: #303236;
  --steel: #676b70;
  --line: #d7dde5;
  --soft: #f3f6f9;
  --white: #ffffff;
  --accent: #f5b317;
  --accent-2: #d94f25;
  --shadow: 0 22px 60px rgba(17, 18, 20, 0.16);
  --radius: 6px;
  --container: min(1180px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--white);
  line-height: 1.55;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  display: grid;
  grid-template-columns: 180px 1fr 220px;
  align-items: center;
  gap: 24px;
  padding: 12px max(20px, calc((100vw - 1180px) / 2));
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(215, 221, 229, 0.86);
  backdrop-filter: blur(18px);
}

.brand img {
  width: 132px;
  height: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  color: var(--graphite);
  font-size: 0.86rem;
  font-weight: 700;
}

.header-cta {
  justify-self: end;
  min-width: 190px;
}

.mobile-only {
  display: none;
}

.main-nav a {
  position: relative;
}

.main-nav a:not(.nav-cta)::after {
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  content: "";
  background: var(--accent);
  transition: width 180ms ease;
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta,
.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.nav-cta {
  min-height: 42px;
  padding: 0 18px;
  color: var(--ink);
  background: var(--accent);
}

.main-nav .mobile-only {
  display: none;
}

.btn {
  padding: 0 22px;
}

.btn:hover,
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(17, 18, 20, 0.18);
}

.btn-primary {
  color: var(--ink);
  background: var(--accent);
}

.btn-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.46);
  background: rgba(255, 255, 255, 0.1);
}

.btn-whatsapp {
  color: var(--white);
  background: #168a4a;
}

.btn-outline {
  color: var(--ink);
  border-color: var(--accent);
  background: var(--accent);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 84svh;
  overflow: hidden;
  color: var(--white);
  isolation: isolate;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: grid;
  align-items: center;
  padding: 112px 0 68px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 700ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-slide-1 .hero-media {
  background:
    linear-gradient(rgba(17, 18, 20, 0.08), rgba(17, 18, 20, 0.08)),
    url("assets/produtos/Produtos Destaques/TROCADOR CASCO TUBOS/Trocador casco e tubos - REFORMAS DE TROCADORES E EQUIPAMENTOS (4).webp")
      center / cover;
  transform: scale(1.02);
}

.hero-slide-2 .hero-media {
  background:
    linear-gradient(rgba(17, 18, 20, 0.08), rgba(17, 18, 20, 0.08)),
    url("assets/produtos/Produtos Destaques/TROCADOR DE CALOR - TIPO RADIADOR/Radiador -ESPECIAIS - RESFRIADORES E AQUECEDORES DE AR INDUSTRIAIS (1).webp")
      center / cover;
  transform: scale(1.02);
}

.hero-slide-1 .hero-overlay,
.hero-slide-2 .hero-overlay {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(10, 10, 11, 0.9) 0%, rgba(17, 18, 20, 0.76) 44%, rgba(17, 18, 20, 0.18) 100%),
    linear-gradient(0deg, rgba(17, 18, 20, 0.7) 0%, rgba(17, 18, 20, 0) 34%);
}

.hero-slide::after,
.engineering::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.15) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, #000, transparent 70%);
}

.hero-content {
  max-width: 760px;
  margin-left: max(20px, calc((100vw - 1180px) / 2));
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent) !important;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  letter-spacing: 0;
  line-height: 0.98;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(2.2rem, 4.1vw, 3.55rem);
  font-weight: 900;
}

.hero-slide-2 h1 {
  max-width: 760px;
  font-size: clamp(2rem, 3.6vw, 3.15rem);
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(1.72rem, 3vw, 2.95rem);
  font-weight: 900;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
  line-height: 1.18;
}

.hero-copy {
  max-width: 680px;
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn-light-secondary {
  color: var(--graphite);
  border-color: rgba(48, 50, 54, 0.32);
  background: rgba(255, 255, 255, 0.72);
}

.hero-controls {
  position: absolute;
  right: max(20px, calc((100vw - 1180px) / 2));
  bottom: 28px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(17, 18, 20, 0.42);
  backdrop-filter: blur(12px);
}

.hero-arrow,
.hero-dots button,
.carousel-btn {
  border: 0;
  cursor: pointer;
}

.hero-arrow {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.16);
  font-size: 1.6rem;
  line-height: 1;
}

.hero-dots {
  display: flex;
  gap: 7px;
}

.hero-dots button {
  width: 9px;
  height: 9px;
  padding: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
  transition:
    width 180ms ease,
    background 180ms ease;
}

.hero-dots button.is-active {
  width: 28px;
  background: var(--accent);
}

.trust-strip {
  background: var(--ink);
  color: var(--white);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.trust-grid article {
  min-height: 250px;
  padding: 34px 28px 30px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.trust-grid article:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.trust-grid span {
  display: block;
  margin-bottom: 40px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 900;
}

.trust-grid h3 {
  margin-bottom: 12px;
  font-size: 1.04rem;
}

.trust-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.92rem;
}

.metrics-section {
  padding: 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(17, 18, 20, 0.94), rgba(17, 18, 20, 0.82)),
    url("assets/produtos/Produtos Destaques/TROCADOR CASCO TUBOS/ESPECIAIS - TROCADORES CASCO E TUBOS (3).webp")
      center / cover;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.metrics-grid article {
  min-height: 148px;
  padding: 32px clamp(24px, 3vw, 46px) 30px;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(17, 18, 20, 0.22);
}

.metrics-grid article:first-child {
  border-left: 0;
}

.metrics-grid strong {
  display: block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: clamp(2rem, 3.5vw, 3.25rem);
  line-height: 1;
  white-space: nowrap;
}

.metrics-grid span {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.42;
}

.section {
  padding: 112px 0;
}

.split-grid,
.engineering-grid,
.quality-grid,
.contact-grid,
.segments-grid,
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 68px;
  align-items: center;
}

.section-copy p,
.section-heading p,
.engineering p,
.quality p,
.contact p,
.faq p {
  color: var(--steel);
  font-size: 1.05rem;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 30px;
}

.section-cta {
  margin-top: 30px;
}

.check-list span,
.segment-list article {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--graphite);
  font-size: 0.9rem;
  font-weight: 800;
}

.check-list span {
  min-height: auto;
  align-items: flex-start;
  gap: 10px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--graphite);
  font-size: 0.98rem;
  line-height: 1.35;
}

.check-list span::before,
.quality-badges span::before {
  content: "✓";
  color: var(--accent);
  font-weight: 900;
  line-height: 1.25;
}

.image-frame,
.quality figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.image-frame::before,
.quality figure::before {
  position: absolute;
  inset: 18px auto auto 18px;
  width: 44%;
  height: 46%;
  content: "";
  border-top: 3px solid var(--accent);
  border-left: 3px solid var(--accent);
  z-index: 2;
}

.image-frame img,
.quality img {
  width: 100%;
  height: 620px;
  object-fit: cover;
}

.products-section {
  padding: 42px 0 58px;
  background: #15181e;
  overflow: hidden;
}

.products-section .container {
  width: min(1600px, calc(100vw - 40px));
}

.product-showcase-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
}

.product-showcase-head .eyebrow {
  margin-bottom: 0;
  font-size: 0.82rem;
}

.product-showcase-head a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  font-weight: 900;
}

.product-showcase-head a:hover {
  color: var(--accent);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(320px, 0.62fr);
  column-gap: 48px;
  row-gap: 14px;
  align-items: start;
  margin-bottom: 48px;
}

.section-heading .eyebrow,
.section-heading h2 {
  margin-bottom: 0;
}

.section-heading .eyebrow,
.section-heading h2 {
  grid-column: 1;
}

.section-heading p {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: start;
  margin-bottom: 0;
}

.carousel-heading {
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.55fr);
  row-gap: 16px;
}

.carousel-heading .eyebrow,
.carousel-heading h2,
.carousel-heading > p {
  grid-column: 1;
}

.carousel-heading p {
  grid-row: auto;
  max-width: 600px;
  padding-top: 0;
}

.section-heading.narrow {
  display: block;
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.carousel-heading {
  margin-bottom: 28px;
}

.product-carousel {
  position: relative;
}

.product-carousel .carousel-actions {
  position: absolute;
  top: 50%;
  right: auto;
  left: 14px;
  z-index: 4;
  margin-bottom: 0;
  transform: translateY(-50%);
}

.carousel-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-bottom: 18px;
}

.carousel-btn {
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: var(--white);
  font-size: 1.6rem;
  line-height: 1;
  box-shadow: 0 10px 28px rgba(17, 18, 20, 0.08);
}

.product-carousel .carousel-btn {
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--white);
  background: rgba(17, 18, 20, 0.48);
  box-shadow: 0 10px 28px rgba(17, 18, 20, 0.22);
  backdrop-filter: blur(12px);
}

.product-viewport {
  overflow: hidden;
}

.product-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
}

.product-track::-webkit-scrollbar {
  display: none;
}

.product-track.is-dragging,
.portfolio-track.is-dragging,
.diff-track.is-dragging,
.testimonial-track.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}

.product-card {
  position: relative;
  flex: 0 0 calc((100% - 80px) / 5.15);
  min-width: 250px;
  aspect-ratio: 0.74;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background: #20242b;
  box-shadow: none;
  scroll-snap-align: start;
}

.product-card::after {
  position: absolute;
  inset: auto 0 0;
  height: 58%;
  content: "";
  background: linear-gradient(180deg, rgba(17, 18, 20, 0), rgba(17, 18, 20, 0.9));
  pointer-events: none;
}

.product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-body {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 2;
  padding: 0;
}

.product-card h3 {
  min-height: 0;
  margin-bottom: 0;
  color: var(--white);
  font-size: clamp(1.05rem, 1.25vw, 1.36rem);
  line-height: 1.12;
}

.product-card p {
  margin-bottom: 22px;
  color: var(--steel);
  font-size: 0.94rem;
}

.product-card a {
  display: inline-flex;
  color: var(--accent);
  font-weight: 900;
}

.product-kicker {
  display: inline-flex;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.center-action {
  display: flex;
  justify-content: center;
  margin-top: 42px;
}

.portfolio-section {
  background: var(--soft);
  overflow: hidden;
}

.portfolio-heading {
  max-width: 720px;
  margin-bottom: 30px;
}

.portfolio-heading h2 {
  max-width: 680px;
}

.portfolio-heading p:not(.eyebrow) {
  max-width: 660px;
  margin-bottom: 0;
  color: var(--steel);
  font-size: 1.05rem;
}

.portfolio-carousel {
  position: relative;
}

.portfolio-carousel .carousel-actions {
  margin-bottom: 18px;
}

.portfolio-viewport {
  overflow: hidden;
}

.portfolio-track {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
}

.portfolio-track::-webkit-scrollbar {
  display: none;
}

.portfolio-track.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}

.portfolio-card {
  flex: 0 0 calc((100% - 54px) / 3.5);
  min-width: 280px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 18, 20, 0.06);
  scroll-snap-align: start;
}

.portfolio-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.portfolio-body {
  padding: 22px 22px 24px;
}

.portfolio-body span {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portfolio-body h3 {
  min-height: 48px;
  margin-bottom: 22px;
}

.portfolio-body p {
  margin-bottom: 22px;
  color: var(--steel);
  font-size: 0.94rem;
}

.portfolio-body a {
  display: inline-flex;
  color: var(--accent);
  font-weight: 900;
}

.engineering {
  position: relative;
  padding: 112px 0;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(17, 18, 20, 0.96), rgba(17, 18, 20, 0.84)),
    url("assets/produtos/Produtos Destaques/TROCADOR CASCO TUBOS/ESPECIAIS - TROCADORES CASCO E TUBOS (3).webp")
      center / cover;
  color: var(--white);
  isolation: isolate;
}

.engineering p {
  color: rgba(255, 255, 255, 0.7);
}

.engineering-panel {
  display: grid;
  gap: 16px;
}

.engineering-panel article {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0 22px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    rgba(255, 255, 255, 0.04);
}

.engineering-panel span {
  grid-row: span 2;
  color: var(--accent);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1;
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(245, 179, 23, 0.36);
  border-radius: 50%;
  background: rgba(245, 179, 23, 0.1);
}

.engineering-panel h3 {
  color: var(--white);
}

.engineering-panel p {
  margin: 0;
  font-size: 0.96rem;
}

.engineering-panel small {
  grid-column: 2;
  display: block;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.82rem;
  font-weight: 700;
}

.service-list,
.diff-track,
.testimonial-track {
  display: grid;
  gap: 18px;
}

.service-list article,
.diff-track article,
.testimonial-track blockquote,
.faq-list details {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.diff-track article {
  padding: 28px;
}

.services-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
  gap: 86px;
  align-items: start;
}

.services-copy {
  position: sticky;
  top: 116px;
}

.services-copy .eyebrow {
  padding-left: 0;
}

.services-copy .eyebrow::before {
  display: none;
  content: none;
}

.services-copy p {
  max-width: 470px;
  margin-bottom: 28px;
  color: var(--steel);
}

.service-list {
  gap: 0;
  border-top: 2px solid var(--ink);
}

.service-list article {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 24px;
  padding: 26px 0 28px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}

.service-list article span {
  grid-row: 1 / span 2;
  color: var(--accent);
  font-size: 1.32rem;
  font-weight: 900;
  line-height: 1.15;
}

.service-list h3 {
  grid-column: 2;
  margin-bottom: 10px;
  text-transform: none;
}

.service-list p,
.diff-track p,
.testimonial-track p {
  margin-bottom: 0;
  color: var(--steel);
}

.service-list p {
  grid-column: 2;
}

.segments {
  padding: 86px 0 96px;
  background: #f4f4f4;
  color: var(--graphite);
  text-align: center;
}

.segments h2 {
  max-width: 1000px;
  margin: 0 auto 54px;
  color: #27282b;
  font-size: clamp(1.65rem, 2.6vw, 2.6rem);
  font-weight: 400;
  line-height: 1.18;
}

.segments h2 strong {
  font-weight: 900;
}

.segment-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px 70px;
  max-width: 980px;
  margin: 0 auto 54px;
  text-align: left;
}

.segment-list article {
  display: grid;
  min-height: 112px;
  grid-template-columns: 40px 1fr;
  align-items: start;
  gap: 14px;
  padding: 16px 18px;
  color: #343538;
}

.segment-list h3 {
  margin: 0 0 6px;
  color: #27282b;
  font-size: 1.04rem;
  font-weight: 900;
  line-height: 1.2;
}

.segment-list p {
  margin: 0;
  color: var(--steel);
  font-size: 0.88rem;
  font-weight: 400;
  line-height: 1.38;
}

.segment-icon {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 8px;
  object-fit: cover;
}

.differentials {
  background: linear-gradient(180deg, #ffffff 0%, #f7f9fb 100%);
}

.differentials .section-heading > p:not(.eyebrow) {
  grid-column: 1;
  grid-row: auto;
  max-width: 720px;
}

.diff-viewport,
.testimonial-viewport {
  overflow: hidden;
}

.diff-track,
.testimonial-track {
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
}

.diff-track::-webkit-scrollbar,
.testimonial-track::-webkit-scrollbar {
  display: none;
}

.diff-track article,
.testimonial-track blockquote {
  flex: 0 0 calc((100% - 54px) / 3.5);
  min-width: 300px;
  scroll-snap-align: start;
}

.diff-track .icon {
  display: inline-flex;
  width: auto;
  height: auto;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
  color: var(--accent-2);
  background: transparent;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.diff-track article {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(243, 246, 249, 0.58)),
    var(--white);
}

.diff-track article::after {
  position: absolute;
  right: 24px;
  bottom: 24px;
  width: 42px;
  height: 1px;
  content: "";
  background: var(--accent);
}

.quality {
  padding: 112px 0;
  color: var(--white);
  background: var(--ink-2);
}

.quality-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
}

.quality p {
  color: rgba(255, 255, 255, 0.72);
}

.quality-badges {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 30px;
}

.quality-cta {
  margin-top: 30px;
}

.quality-badges span {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--white);
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1.35;
}

.proof {
  background: var(--soft);
}

.testimonial-track blockquote {
  position: relative;
  padding: 30px;
}

.testimonial-track blockquote::before {
  display: block;
  margin-bottom: 20px;
  color: var(--accent);
  content: "★★★★★";
  font-size: 0.98rem;
  letter-spacing: 0.1em;
}

.avatar-placeholder {
  display: inline-flex;
  width: 54px;
  height: 54px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border-radius: 50%;
  color: #56585b;
  background: #d8dade;
  font-size: 0.82rem;
  font-weight: 900;
}

.testimonial-track cite {
  display: block;
  margin-top: 22px;
  color: var(--ink);
  font-style: normal;
  font-weight: 900;
}

.faq {
  padding: 96px 0;
}

.faq-grid {
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 0;
}

.faq-list summary {
  cursor: pointer;
  padding: 22px 24px;
  color: var(--ink);
  font-weight: 900;
}

.faq-list p {
  padding: 0 24px 22px;
}

.contact {
  padding: 112px 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(17, 18, 20, 0.94), rgba(17, 18, 20, 0.82)),
    url("assets/produtos/Produtos Destaques/TROCADOR CASCO TUBOS/ESPECIAIS - TROCADORES CASCO E TUBOS (6).webp")
      center / cover;
}

.contact p {
  color: rgba(255, 255, 255, 0.72);
}

address {
  display: grid;
  gap: 8px;
  margin-top: 32px;
  font-style: normal;
}

address span {
  color: rgba(255, 255, 255, 0.76);
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--graphite);
  font-size: 0.86rem;
  font-weight: 900;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 14px;
  color: var(--ink);
  background: var(--white);
}

.contact-form textarea {
  resize: vertical;
}

.full {
  grid-column: 1 / -1;
}

.whatsapp {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
  display: inline-flex;
  width: 58px;
  height: 58px;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  color: var(--white);
  background: #168a4a;
  box-shadow: 0 14px 32px rgba(17, 18, 20, 0.28);
}

.wa-mark {
  display: inline-flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  flex: 0 0 22px;
  color: currentColor;
}

.wa-mark svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.whatsapp .wa-mark {
  width: 30px;
  height: 30px;
  flex-basis: 30px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.68);
  background: #111820;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.55fr 0.8fr 1fr 1fr 1.2fr;
  gap: 42px;
  align-items: start;
  padding: 64px 0 54px;
}

.footer-brand img {
  width: 150px;
  margin-bottom: 24px;
}

.footer-brand p {
  max-width: 360px;
  margin-bottom: 28px;
}

.footer-top nav,
.footer-links,
.footer-contact {
  display: grid;
  gap: 11px;
  margin: 0;
  font-style: normal;
}

.footer-top strong {
  display: block;
  margin-bottom: 10px;
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 800;
}

.footer-top a,
.footer-top span,
.footer-top p {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.9rem;
}

.footer-contact a,
.footer-contact span {
  overflow-wrap: anywhere;
}

.footer-top a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
  color: var(--white);
  font-size: 0.82rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  align-items: center;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.84rem;
  font-weight: 800;
}

.breadcrumb a:hover {
  color: var(--accent);
}

.internal-hero {
  padding: 142px 0 72px;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(17, 18, 20, 0.96), rgba(17, 18, 20, 0.78)),
    url("assets/produtos/Produtos Destaques/TROCADOR CASCO TUBOS/ESPECIAIS - TROCADORES CASCO E TUBOS (3).webp")
      center / cover;
}

.internal-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.54fr);
  gap: 54px;
  align-items: end;
}

.internal-hero h1 {
  max-width: 740px;
  margin-bottom: 0;
  font-size: clamp(1.82rem, 3.05vw, 2.82rem);
}

.internal-hero p:not(.eyebrow) {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 1.06rem;
}

.product-listing {
  padding: 58px 0 104px;
  background: var(--soft);
}

.listing-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 34px;
  align-items: start;
}

.filter-sidebar {
  position: sticky;
  top: 92px;
}

.filter-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 18, 20, 0.05);
}

.filter-summary {
  display: none;
}

.filter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
}

.filter-head strong {
  font-size: 1rem;
  font-weight: 900;
}

.filter-head button {
  border: 0;
  color: var(--accent-2);
  background: transparent;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 900;
}

.search-field,
.filter-block {
  display: grid;
  gap: 12px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
  color: var(--graphite);
  font-size: 0.86rem;
  font-weight: 900;
}

.filter-block:last-child {
  border-bottom: 0;
}

.search-field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 13px;
  color: var(--ink);
  background: var(--soft);
}

.filter-block h2 {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.2;
  text-transform: uppercase;
}

.filter-options {
  display: grid;
  gap: 9px;
}

.filter-option {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  color: var(--steel);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.3;
}

.filter-option input {
  width: 16px;
  height: 16px;
  margin-top: 1px;
  accent-color: var(--accent);
}

.listing-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.listing-toolbar p,
.listing-toolbar span {
  margin: 0;
  color: var(--steel);
  font-size: 0.92rem;
  font-weight: 900;
}

.listing-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.listing-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 18, 20, 0.06);
}

.listing-image {
  display: block;
  overflow: hidden;
}

.listing-card img {
  width: 100%;
  height: 238px;
  object-fit: cover;
  transition: transform 220ms ease;
}

.listing-placeholder {
  display: block;
  width: 100%;
  height: 238px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.14), transparent 42%),
    #d5d8dc;
}

.listing-card:hover img {
  transform: scale(1.035);
}

.listing-body {
  display: grid;
  min-height: 292px;
  align-content: start;
  padding: 22px;
}

.listing-kicker {
  margin-bottom: 12px;
  color: var(--accent-2);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.listing-body h3 {
  min-height: 44px;
  margin-bottom: 16px;
}

.listing-body p {
  margin-bottom: 18px;
  color: var(--steel);
  font-size: 0.94rem;
}

.listing-tags,
.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.listing-tags span,
.detail-tags span {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--graphite);
  background: var(--soft);
  font-size: 0.76rem;
  font-weight: 900;
}

.listing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: auto;
}

.text-link {
  color: var(--accent);
  font-weight: 900;
}

.text-link.muted {
  color: var(--graphite);
}

.btn-outline-dark {
  color: var(--ink);
  border-color: var(--line);
  background: var(--white);
}

.empty-state {
  grid-column: 1 / -1;
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.product-contact {
  padding-top: 88px;
}

.product-commerce {
  padding: 118px 0 58px;
  background: var(--white);
}

.product-commerce .breadcrumb {
  margin-bottom: 28px;
  color: var(--steel);
}

.product-commerce .breadcrumb strong {
  color: var(--ink);
}

.product-commerce-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.72fr);
  gap: 34px;
  align-items: start;
}

.commerce-gallery,
.commerce-summary,
.model-viewer-placeholder,
.selection-checklist {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 18, 20, 0.06);
}

.commerce-gallery {
  padding: 14px;
}

.commerce-main-image {
  overflow: hidden;
  border-radius: var(--radius);
  background: #d5d8dc;
}

.commerce-main-image img {
  width: 100%;
  height: 560px;
  object-fit: cover;
}

.commerce-thumbs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.commerce-thumbs button {
  overflow: hidden;
  height: 92px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: var(--radius);
  background: #d5d8dc;
  cursor: pointer;
}

.commerce-thumbs button.is-active {
  border-color: var(--accent);
}

.commerce-thumbs img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.commerce-summary {
  position: sticky;
  top: 94px;
  padding: 30px;
}

.commerce-summary h1 {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(1.82rem, 3vw, 2.78rem);
}

.summary-intro {
  margin-bottom: 20px;
  color: var(--steel);
  font-size: 1rem;
}

.summary-card {
  padding: 18px;
  border: 1px solid rgba(245, 179, 23, 0.42);
  border-radius: var(--radius);
  background: rgba(245, 179, 23, 0.1);
}

.summary-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 0.98rem;
}

.summary-card p {
  margin: 0;
  color: var(--graphite);
  font-size: 0.9rem;
}

.summary-specs {
  display: grid;
  gap: 0;
  margin: 24px 0;
  border-top: 1px solid var(--line);
}

.summary-specs div {
  display: grid;
  grid-template-columns: 118px 1fr;
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.summary-specs dt {
  color: var(--steel);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.summary-specs dd {
  margin: 0;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
}

.commerce-actions {
  display: grid;
  gap: 12px;
}

.product-dense-nav {
  position: sticky;
  top: 67px;
  z-index: 22;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.product-dense-nav .container {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding: 14px 0;
  scrollbar-width: none;
}

.product-dense-nav .container::-webkit-scrollbar {
  display: none;
}

.product-dense-nav a {
  flex: 0 0 auto;
  color: var(--graphite);
  font-size: 0.86rem;
  font-weight: 900;
}

.product-dense-nav a:hover {
  color: var(--accent-2);
}

.product-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.78fr);
  gap: 54px;
  align-items: start;
}

.product-rich-text p {
  color: var(--steel);
  font-size: 1.03rem;
}

.product-rich-text p:not(:last-child) {
  margin-bottom: 18px;
}

.product-hero {
  position: relative;
  min-height: 76svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  isolation: isolate;
}

.product-hero-media,
.product-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.product-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-hero-overlay {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(10, 10, 11, 0.92) 0%, rgba(17, 18, 20, 0.76) 45%, rgba(17, 18, 20, 0.22) 100%),
    linear-gradient(0deg, rgba(17, 18, 20, 0.7) 0%, rgba(17, 18, 20, 0) 36%);
}

.product-hero-content {
  padding: 132px 0 76px;
}

.product-hero-content p:not(.eyebrow) {
  max-width: 720px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.12rem;
}

.product-overview-grid,
.technical-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 64px;
  align-items: start;
}

.product-overview p,
.technical-section p {
  color: var(--steel);
  font-size: 1.05rem;
}

.detail-panels {
  display: grid;
  gap: 18px;
}

.detail-panels article {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 18, 20, 0.05);
}

.detail-panels ul,
.detail-panels li {
  margin-bottom: 0;
}

.detail-panels ul {
  display: grid;
  gap: 12px;
  padding-left: 0;
  list-style: none;
}

.detail-panels li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  color: var(--steel);
}

.detail-panels li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 900;
}

.technical-section {
  padding: 96px 0;
  color: var(--white);
  background: var(--ink);
}

.technical-section p {
  color: rgba(255, 255, 255, 0.7);
}

.technical-grid-dense {
  grid-template-columns: minmax(280px, 0.62fr) minmax(0, 1.38fr);
}

.technical-note {
  display: grid;
  gap: 8px;
  margin-top: 24px;
  padding: 18px;
  border: 1px solid rgba(245, 179, 23, 0.32);
  border-radius: var(--radius);
  background: rgba(245, 179, 23, 0.08);
}

.technical-note strong {
  color: var(--accent);
  font-size: 0.92rem;
}

.technical-note span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

.table-stack {
  display: grid;
  gap: 18px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.spec-table caption {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--white);
  text-align: left;
  font-weight: 900;
}

.spec-table th,
.spec-table td {
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  text-align: left;
  vertical-align: top;
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
  border-bottom: 0;
}

.spec-table th {
  width: 28%;
  color: var(--accent);
  font-size: 0.86rem;
  text-transform: uppercase;
}

.spec-table td {
  color: rgba(255, 255, 255, 0.78);
}

.media-section {
  background: var(--soft);
}

.product-gallery {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  gap: 18px;
}

.media-commerce-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: stretch;
}

.product-gallery img {
  width: 100%;
  height: 300px;
  border-radius: var(--radius);
  object-fit: cover;
  box-shadow: 0 16px 38px rgba(17, 18, 20, 0.08);
}

.product-gallery img:first-child {
  grid-row: span 2;
  height: 618px;
}

.model-viewer-placeholder {
  display: grid;
  min-height: 320px;
  align-content: center;
  justify-items: center;
  padding: 28px;
  color: var(--graphite);
  text-align: center;
  background:
    linear-gradient(rgba(48, 50, 54, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(48, 50, 54, 0.08) 1px, transparent 1px),
    #d5d8dc;
  background-size: 28px 28px;
}

.model-viewer-placeholder span {
  display: inline-flex;
  width: 74px;
  height: 74px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border: 2px solid rgba(48, 50, 54, 0.2);
  border-radius: 50%;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.5);
  font-size: 1.28rem;
  font-weight: 900;
}

.model-viewer-placeholder h3 {
  margin-bottom: 10px;
}

.model-viewer-placeholder p {
  margin: 0;
  color: var(--graphite);
  font-size: 0.92rem;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.video-grid video {
  width: 100%;
  max-height: 420px;
  border-radius: var(--radius);
  background: var(--ink);
  object-fit: cover;
}

.product-engineering {
  padding: 96px 0;
}

.product-faq {
  background: var(--white);
}

.selection-section {
  background: var(--soft);
}

.selection-checklist {
  padding: 28px;
}

.selection-checklist h3 {
  margin-bottom: 18px;
}

.selection-checklist ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.selection-checklist li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  color: var(--steel);
}

.selection-checklist li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 900;
}

.related-section {
  background: var(--soft);
}


@media (max-width: 1040px) {
  .site-header {
    grid-template-columns: 150px 1fr 174px;
  }

  .main-nav {
    gap: 18px;
  }

  .trust-grid,
  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .trust-grid article {
    min-height: 210px;
  }

  .product-card {
    flex-basis: calc((100% - 18px) / 2);
  }

  .portfolio-card {
    flex-basis: calc((100% - 18px) / 2);
  }

  .services-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .services-copy {
    position: static;
  }

  .split-grid,
  .engineering-grid,
  .quality-grid,
  .contact-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .image-frame img,
  .quality img {
    height: 480px;
  }

  .section-heading:not(.carousel-heading) {
    display: block;
    max-width: 820px;
  }

  .section-heading p {
    margin-bottom: 0;
  }

  .footer-top {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .internal-hero-grid,
  .listing-layout,
  .product-overview-grid,
  .technical-grid,
  .product-commerce-grid,
  .product-content-grid,
  .media-commerce-grid {
    grid-template-columns: 1fr;
  }

  .filter-sidebar {
    position: static;
  }

  .filter-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    cursor: pointer;
    color: var(--ink);
    font-weight: 900;
  }

  .filter-summary::after {
    content: "+";
    color: var(--accent);
    font-size: 1.2rem;
    line-height: 1;
  }

  .filter-panel[open] .filter-summary::after {
    content: "-";
  }

  .filter-panel:not([open]) {
    overflow: hidden;
  }

  .listing-grid,
  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .commerce-summary {
    position: static;
  }

  .commerce-main-image img {
    height: 440px;
  }

  .product-gallery img:first-child {
    grid-row: auto;
    height: 300px;
  }
}

@media (max-width: 820px) {
  .site-header {
    display: flex;
    padding: 12px 20px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    right: 20px;
    left: 20px;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .header-cta {
    display: none;
  }

  .mobile-only {
    display: inline-flex;
  }

  .main-nav .mobile-only {
    display: inline-flex;
  }

  .main-nav a {
    padding: 14px;
  }

  .main-nav a::after {
    display: none;
  }

  .nav-cta {
    margin-top: 6px;
  }

  .hero {
    min-height: auto;
    height: 720px;
  }

  .hero-slide {
    padding: 112px 0 82px;
  }

  .hero-content {
    width: var(--container);
    margin: 0 auto;
  }

  .hero-slide-2 .hero-media {
    background:
      linear-gradient(rgba(17, 18, 20, 0.08), rgba(17, 18, 20, 0.08)),
      url("assets/produtos/Produtos Destaques/TROCADOR DE CALOR - TIPO RADIADOR/Radiador -ESPECIAIS - RESFRIADORES E AQUECEDORES DE AR INDUSTRIAIS (1).webp")
        center / cover;
  }

  .hero-controls {
    right: auto;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
  }

  .carousel-heading {
    display: block;
    max-width: 100%;
  }

  .carousel-heading p {
    margin-top: 18px;
  }

  .trust-grid,
  .metrics-grid,
  .service-list,
  .contact-form,
  .footer-top {
    grid-template-columns: 1fr;
  }

  .metrics-grid article {
    padding-inline: 28px;
  }

  .diff-track article,
  .testimonial-track blockquote {
    flex-basis: min(82vw, 340px);
  }

  .trust-grid article {
    min-height: auto;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
  }

  .trust-grid span {
    margin-bottom: 18px;
  }

  .segment-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 26px;
  }

  .section,
  .engineering,
  .quality,
  .contact {
    padding: 76px 0;
  }

  .product-card {
    flex-basis: min(82vw, 330px);
  }

  .portfolio-card {
    flex-basis: min(82vw, 330px);
  }

  .product-card img,
  .portfolio-card img,
  .image-frame img,
  .quality img {
    height: 300px;
  }

  .engineering-panel article {
    grid-template-columns: 1fr;
  }

  .engineering-panel span,
  .engineering-panel small {
    grid-column: 1;
  }

  .engineering-panel span {
    margin-bottom: 16px;
  }

  .footer-top {
    gap: 24px;
  }

  .footer-bottom .container {
    flex-direction: column;
  }

  .internal-hero {
    padding: 118px 0 62px;
  }

  .listing-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .product-hero {
    min-height: auto;
  }

  .product-hero-content {
    padding: 120px 0 72px;
  }

  .product-commerce {
    padding-top: 104px;
  }

  .product-dense-nav {
    top: 69px;
  }

  .video-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  :root {
    --container: min(100vw - 28px, 1180px);
  }

  .brand img {
    width: 122px;
  }

  h1 {
    font-size: 2.12rem;
  }

  h2 {
    font-size: 1.62rem;
  }

  .hero-actions,
  .center-action {
    align-items: stretch;
    flex-direction: column;
  }

  .carousel-actions {
    justify-content: flex-start;
  }

  .btn {
    width: 100%;
  }

  .section-heading,
  .section-heading.narrow {
    text-align: left;
  }

  .service-list article,
  .diff-track article,
  .testimonial-track blockquote,
  .contact-form {
    padding: 22px;
  }

  .segment-list {
    grid-template-columns: 1fr;
  }

  .service-list article {
    grid-template-columns: 46px 1fr;
    gap: 16px;
    padding: 22px 0;
  }

  .whatsapp {
    min-height: 56px;
    width: 56px;
    height: 56px;
  }

  .whatsapp strong {
    display: none;
  }

  .listing-grid,
  .related-grid,
  .product-gallery {
    grid-template-columns: 1fr;
  }

  .commerce-main-image img {
    height: 300px;
  }

  .commerce-thumbs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .commerce-thumbs button {
    height: 76px;
  }

  .commerce-summary,
  .selection-checklist,
  .detail-panels article {
    padding: 22px;
  }

  .summary-specs div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .product-dense-nav .container {
    width: calc(100vw - 28px);
  }

  .listing-body {
    min-height: auto;
  }

  .spec-table,
  .spec-table tbody,
  .spec-table tr,
  .spec-table th,
  .spec-table td {
    display: block;
    width: 100%;
  }

  .spec-table th {
    padding-bottom: 6px;
    border-bottom: 0;
  }

  .spec-table td {
    padding-top: 0;
  }
}