:root {
  --blue-950: #021927;
  --blue-900: #062f4d;
  --blue-800: #064c78;
  --blue-700: #0475a8;
  --blue-600: #0486b7;
  --blue-100: #e6f6fc;
  --green-500: #a4cd39;
  --green-600: #7fad24;
  --ink: #142431;
  --muted: #5c6b75;
  --line: #d8e4eb;
  --paper: #ffffff;
  --mist: #f4f8fb;
  --steel: #eef3f6;
  --shadow: 0 18px 45px rgba(3, 32, 52, 0.12);
  --container: 1180px;
  --radius: 8px;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: 0;
  overflow-x: hidden;
}

.scroll-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 100;
  width: 100%;
  height: 4px;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--green-500), #32c4ee, #ffffff);
  box-shadow: 0 0 18px rgba(50, 196, 238, 0.42);
}

.cursor-light {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 4;
  width: 420px;
  height: 420px;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(calc(var(--cursor-x, 50vw) - 50%), calc(var(--cursor-y, 50vh) - 50%), 0);
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0)),
    linear-gradient(155deg, rgba(4, 134, 183, 0), rgba(164, 205, 57, 0.16), rgba(4, 134, 183, 0));
  mix-blend-mode: screen;
  clip-path: polygon(34% 0, 100% 18%, 66% 100%, 0 76%);
  transition: opacity 180ms ease;
}

body.has-pointer .cursor-light {
  opacity: 1;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--green-500);
  color: var(--blue-950);
  border-radius: var(--radius);
  font-weight: 800;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(6, 76, 120, 0.14);
  backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px rgba(3, 32, 52, 0.06);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 292px;
  color: var(--blue-800);
}

.brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: contain;
  object-position: left center;
  filter: none;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  width: 242px;
  height: 64px;
  overflow: visible;
  background: transparent;
}

.site-header .brand-mark {
  width: 292px;
  height: 74px;
  border-radius: 0;
  background: transparent;
}

.site-header .brand-logo {
  object-fit: contain;
  object-position: left center;
}

.brand-logo-crop {
  border-radius: 0;
}

.brand-mark::after {
  content: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius);
  color: var(--blue-800);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  color: var(--blue-800);
  background: rgba(230, 246, 252, 0.92);
  outline: none;
}

.nav-cta {
  margin-left: 0.35rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #25d366 0%, #9bd72f 100%) !important;
  color: var(--blue-950) !important;
  box-shadow: 0 12px 26px rgba(37, 211, 102, 0.22);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  color: var(--blue-950) !important;
  background: linear-gradient(135deg, #9bd72f 0%, #25d366 100%) !important;
  box-shadow: 0 16px 34px rgba(37, 211, 102, 0.3);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(6, 76, 120, 0.2);
  border-radius: var(--radius);
  background: rgba(230, 246, 252, 0.75);
  color: var(--blue-800);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero,
.page-hero {
  --hero-image: url("img/banners/hero-polietileno-clean.webp");
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background:
    linear-gradient(90deg, rgba(2, 25, 39, 0.96) 0%, rgba(6, 47, 77, 0.88) 48%, rgba(6, 47, 77, 0.38) 100%),
    var(--hero-image);
  background-size: cover;
  background-position: center;
  color: #fff;
}

.hero-effects {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.hero-effects .water-line {
  position: absolute;
  left: -20%;
  width: 70%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.54), rgba(164, 205, 57, 0.58), transparent);
  opacity: 0.62;
  transform: translateX(-20%) skewX(-16deg);
  animation: waterSweep 8s linear infinite;
}

.water-line-one {
  top: 24%;
}

.water-line-two {
  top: 52%;
  animation-delay: 1.7s !important;
}

.water-line-three {
  top: 74%;
  animation-delay: 3.4s !important;
}

.technical-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.58), rgba(0, 0, 0, 0));
}

.hero--catalog {
  --hero-image: url("img/banners/banner-cisternas.webp");
}

.hero--treatment {
  --hero-image: url("img/banners/banner-tratamento.webp");
}

.hero--company {
  --hero-image: url("img/company/sobre-empresa-01.webp");
}

.hero--contact {
  --hero-image: url("img/company/obra-01.webp");
}

.hero {
  min-height: 620px;
  display: grid;
  align-items: end;
}

.hero-showcase {
  position: absolute;
  right: max(24px, calc((100vw - var(--container)) / 2));
  bottom: 58px;
  z-index: 0;
  width: min(470px, 36vw);
  height: 420px;
  opacity: 0.74;
  pointer-events: none;
}

.showcase-card {
  position: absolute;
  display: grid;
  place-items: center;
  padding: 0.72rem;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.14);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.24), inset 0 0 24px rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(12px);
  animation: floatProduct 7s ease-in-out infinite;
}

.showcase-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 6px;
}

.showcase-card span {
  position: absolute;
  right: 0.85rem;
  top: 0.85rem;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.52rem;
  border-radius: 999px;
  background: var(--green-500);
  color: var(--blue-950);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-weight: 900;
}

.showcase-card-main {
  width: 260px;
  right: 96px;
  top: 0;
}

.showcase-card-mid {
  width: 220px;
  right: 0;
  top: 150px;
  animation-delay: 1.1s;
}

.showcase-card-small {
  width: 170px;
  left: 0;
  bottom: 16px;
  animation-delay: 2.2s;
}

.hero::after,
.page-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 9px;
  background: linear-gradient(90deg, var(--green-500), var(--blue-600), #ffffff);
  z-index: -1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding: 5.5rem 0 4.2rem;
  width: min(780px, 100%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  color: var(--green-500);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: currentColor;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Archivo", "Segoe UI", sans-serif;
  line-height: 1.02;
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  font-size: 4.35rem;
  font-weight: 900;
  overflow-wrap: anywhere;
}

h2 {
  font-size: 2.65rem;
  font-weight: 900;
}

h3 {
  font-size: 1.35rem;
  font-weight: 850;
}

p {
  margin: 0;
}

.hero-lede,
.page-lede {
  max-width: 690px;
  margin-top: 1.35rem;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.22rem;
}

@media (min-width: 981px) {
  .hero {
    min-height: 610px;
  }

  .hero-inner {
    width: min(640px, 100%);
    padding: 6rem 0 5rem;
  }

  .hero h1 {
    max-width: 640px;
    font-size: 4.05rem;
  }

  .hero-lede {
    max-width: 610px;
  }

  .hero-showcase {
    right: max(38px, calc((100vw - var(--container)) / 2));
    bottom: 72px;
    width: min(500px, 35vw);
    height: 392px;
    opacity: 0.62;
  }

  .showcase-card-main {
    width: 236px;
    right: 126px;
  }

  .showcase-card-mid {
    width: 204px;
    top: 144px;
  }

  .showcase-card-small {
    width: 156px;
    bottom: 22px;
  }
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.78rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--blue-600);
  color: #fff;
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 0.93rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button-icon {
  width: 1.34rem;
  height: 1.34rem;
  flex: 0 0 1.34rem;
  object-fit: contain;
  padding: 0.14rem;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.96);
}

.nav-cta .button-icon {
  width: 1.22rem;
  height: 1.22rem;
}

.button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 12%, rgba(255, 255, 255, 0.34) 46%, transparent 72%);
  transform: translateX(-120%);
  transition: transform 520ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(4, 134, 183, 0.22);
  outline: none;
}

.button:hover::after,
.button:focus-visible::after {
  transform: translateX(120%);
}

.button.primary {
  background: var(--green-500);
  color: var(--blue-950);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.26);
  color: #fff;
}

.button.dark {
  background: var(--blue-950);
}

.button.light {
  background: #fff;
  color: var(--blue-950);
}

.section {
  padding: 5.2rem 0;
}

.section.tight {
  padding: 3.4rem 0;
}

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

.section.blue {
  background: var(--blue-950);
  color: #fff;
}

.section-head {
  max-width: 780px;
  margin-bottom: 2.2rem;
}

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

.section-head p {
  margin-top: 0.95rem;
  color: var(--muted);
  font-size: 1.12rem;
}

.blue .section-head p,
.blue .body-copy,
.blue .metric span {
  color: rgba(255, 255, 255, 0.74);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.metric {
  padding: 1.25rem 1.5rem;
  background: var(--paper);
}

.metric strong {
  display: block;
  color: var(--blue-800);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 2.2rem;
  line-height: 1;
}

.metric span {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
}

.feature-layout,
.split-layout {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 3.5rem;
  align-items: center;
}

.feature-photo {
  position: relative;
  min-height: 480px;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--steel);
  box-shadow: var(--shadow);
}

.feature-photo img {
  width: 100%;
  height: 100%;
  min-height: 480px;
  object-fit: cover;
}

.company-photo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.company-photo-card {
  min-height: 360px;
  margin: 0;
  border: 1px solid rgba(6, 76, 120, 0.14);
}

.company-photo-card img {
  min-height: 360px;
  object-fit: cover;
}

.photo-label {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--blue-900);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 0.92rem;
  font-weight: 900;
  text-transform: uppercase;
  box-shadow: 0 12px 26px rgba(3, 32, 52, 0.16);
}

.photo-caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: rgba(2, 25, 39, 0.82);
  color: #fff;
  font-weight: 800;
}

.body-copy {
  color: var(--muted);
  font-size: 1.08rem;
}

.check-list,
.spec-list {
  display: grid;
  gap: 0.85rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.spec-list li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  color: var(--ink);
}

.check-list li::before,
.spec-list li::before {
  content: "";
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  margin-top: 0.48rem;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 0 5px rgba(164, 205, 57, 0.15);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.15rem;
}

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

.product-grid.catalog-two-col,
.product-grid.catalog.catalog-two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.35rem;
}

.home-products-direct {
  border-top: 1px solid rgba(6, 76, 120, 0.12);
}

.compact-company {
  align-items: center;
}

.company-summary-title {
  max-width: 24ch;
  color: var(--ink);
  font-size: clamp(1.8rem, 2.65vw, 2.85rem);
  line-height: 1.06;
}

.company-summary-copy {
  max-width: 68ch;
  margin-top: 1rem;
}

.company-summary-copy .body-copy + .body-copy {
  margin-top: 0.85rem;
}

.treatment-feature {
  display: grid;
  grid-template-columns: minmax(280px, 0.92fr) minmax(320px, 1fr);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
}

.treatment-feature .feature-photo {
  margin: 0;
}

.treatment-feature .feature-photo img {
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: var(--steel);
}

.treatment-feature .body-copy {
  margin-top: 1rem;
  max-width: 58ch;
}

.treatment-feature > div {
  max-width: 560px;
}

.product-image-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.product-image-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 14px 34px rgba(3, 32, 52, 0.08);
}

.product-image-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: var(--steel);
}

.product-image-grid img[src*="old-site"] {
  box-sizing: border-box;
  padding: clamp(0.65rem, 2vw, 1.2rem);
  object-fit: contain;
}

.product-image-grid figcaption {
  padding: 0.85rem 1rem;
  color: var(--blue-900);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-weight: 800;
}

.table-wrap {
  min-width: 0;
}

.table-wrap .body-copy {
  margin-top: 1rem;
}

.info-panel .button {
  margin-top: 1.1rem;
}

.product-card {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  position: relative;
  transform: perspective(900px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(0);
  transform-style: preserve-3d;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.product-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(125deg, rgba(255, 255, 255, 0.44), rgba(255, 255, 255, 0) 34%),
    linear-gradient(180deg, rgba(4, 134, 183, 0), rgba(4, 134, 183, 0.08));
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.product-card:hover,
.product-card:focus-within {
  transform: perspective(900px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(-4px);
  border-color: rgba(4, 134, 183, 0.38);
  box-shadow: var(--shadow);
}

.product-card:hover::before,
.product-card:focus-within::before {
  opacity: 1;
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: var(--steel);
}

.product-card img[src*="old-site"] {
  box-sizing: border-box;
  padding: clamp(0.65rem, 2vw, 1.2rem);
  object-fit: contain;
}

.product-card .product-body {
  display: flex;
  min-height: 230px;
  flex: 1;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.1rem;
  position: relative;
  z-index: 2;
}

.product-card p {
  color: var(--muted);
}

.product-card a {
  margin-top: auto;
  color: var(--blue-800);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-weight: 850;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0.22rem 0.62rem;
  border: 1px solid rgba(4, 134, 183, 0.18);
  border-radius: 999px;
  background: var(--blue-100);
  color: var(--blue-900);
  font-size: 0.9rem;
  font-weight: 700;
}

.process-grid,
.benefit-grid,
.volume-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.benefit,
.process-step,
.volume-card,
.info-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 1.3rem;
}

.benefit strong,
.process-step strong,
.volume-card strong {
  display: block;
  color: var(--blue-900);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 1.2rem;
}

.benefit p,
.process-step p,
.volume-card p,
.info-panel p {
  margin-top: 0.55rem;
  color: var(--muted);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.gallery-item {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  background: var(--steel);
  overflow: hidden;
  cursor: zoom-in;
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 220ms ease;
}

.gallery-item:hover img,
.gallery-item:focus-visible img {
  transform: scale(1.035);
}

.cta-band {
  background:
    linear-gradient(90deg, rgba(2, 25, 39, 0.92), rgba(6, 76, 120, 0.76)),
    url("img/company/obra-02.webp");
  background-size: cover;
  background-position: center;
  color: #fff;
}

.cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
  padding: 3rem 0;
}

.cta-inner p {
  margin-top: 0.7rem;
  color: rgba(255, 255, 255, 0.78);
}

.page-hero {
  min-height: 390px;
  display: grid;
  align-items: end;
}

.page-hero .hero-inner {
  padding: 5rem 0 3.4rem;
}

.page-hero h1 {
  font-size: 3.45rem;
}

.breadcrumb {
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.95rem;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.3);
}

.spec-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 2rem;
  align-items: start;
}

.spec-card {
  position: sticky;
  top: 112px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.spec-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.spec-card-body {
  padding: 1.25rem;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.2rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.98rem;
}

.spec-table th,
.spec-table td {
  padding: 0.8rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.spec-table th {
  background: var(--blue-100);
  color: var(--blue-900);
  font-family: "Archivo", "Segoe UI", sans-serif;
}

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

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.4rem;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 0.78rem;
}

.contact-item {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  align-items: center;
  column-gap: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(244, 248, 251, 0.98)),
    #fff;
  min-height: 92px;
  padding: 1rem;
  overflow: hidden;
  box-shadow: 0 10px 26px rgba(3, 32, 52, 0.05);
}

.contact-item::after {
  content: "";
  position: absolute;
  inset: 0;
  border-left: 4px solid var(--blue-600);
  opacity: 0.42;
  pointer-events: none;
}

.contact-icon {
  position: static;
  width: 48px;
  height: 48px;
  object-fit: contain;
  padding: 0.52rem;
  border: 1px solid rgba(4, 134, 183, 0.16);
  border-radius: 8px;
  background: var(--blue-100);
  box-shadow: 0 10px 24px rgba(4, 134, 183, 0.1);
}

.contact-copy {
  min-width: 0;
}

.contact-item span {
  display: block;
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-item strong,
.contact-item a {
  display: block;
  margin-top: 0.18rem;
  color: var(--blue-900);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-size: 1.05rem;
  font-weight: 850;
  overflow-wrap: anywhere;
}

.contact-form {
  display: grid;
  gap: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 1.3rem;
  box-shadow: var(--shadow);
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  color: var(--blue-900);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-weight: 800;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.85rem 0.9rem;
  background: var(--mist);
  color: var(--ink);
}

.field input:focus,
.field textarea:focus {
  border-color: var(--blue-600);
  outline: 3px solid rgba(4, 134, 183, 0.16);
}

.field textarea {
  min-height: 128px;
  resize: vertical;
}

.map-frame {
  width: 100%;
  min-height: 420px;
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.site-footer {
  background: var(--blue-950);
  color: #fff;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 2rem;
  padding: 3rem 0;
}

.footer-logo {
  width: 270px;
  height: 70px;
  object-fit: cover;
  object-position: 50% 43%;
  filter: none;
  margin-bottom: 1rem;
}

.footer-logo-correct {
  width: min(340px, 100%);
  height: auto;
  padding: 0.45rem 0.55rem;
  border-radius: 6px;
  background: #fff;
  object-fit: contain;
  object-position: left center;
  mix-blend-mode: normal;
  opacity: 1;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.16);
}

.footer-main p,
.footer-main li,
.footer-bottom {
  color: rgba(255, 255, 255, 0.7);
}

.footer-main h2,
.footer-main h3 {
  font-size: 1rem;
  color: #fff;
}

.footer-links {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.social-icons {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding-top: 0.25rem;
}

.icon-link {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.icon-link img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.icon-link:hover,
.icon-link:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(164, 205, 57, 0.52);
  background: rgba(255, 255, 255, 0.14);
  outline: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--green-500);
  outline: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1rem 0;
  font-size: 0.92rem;
}

.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 45;
  min-width: 172px;
  border-radius: 999px;
  background: linear-gradient(135deg, #25d366 0%, #a6db28 100%);
  color: var(--blue-950);
  box-shadow: 0 18px 42px rgba(37, 211, 102, 0.34);
}

.floating-whatsapp::before {
  content: "";
  position: absolute;
  inset: -7px;
  border: 1px solid rgba(37, 211, 102, 0.34);
  border-radius: inherit;
  animation: whatsPulse 2.2s ease-in-out infinite;
  pointer-events: none;
}

body[data-page="contato"] .floating-whatsapp {
  display: none;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: none;
  place-items: center;
  padding: 1.2rem;
  background: rgba(2, 25, 39, 0.86);
}

.lightbox.is-open {
  display: grid;
}

.lightbox img {
  max-height: 84vh;
  width: auto;
  border-radius: var(--radius);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.36);
}

.lightbox button {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  cursor: pointer;
}

.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes waterSweep {
  0% {
    transform: translateX(-30%) skewX(-16deg);
  }
  100% {
    transform: translateX(190%) skewX(-16deg);
  }
}

@keyframes floatProduct {
  0%,
  100% {
    transform: translate3d(0, 0, 0) rotate(-1deg);
  }
  50% {
    transform: translate3d(0, -14px, 0) rotate(1deg);
  }
}

@keyframes logoShine {
  0%,
  42% {
    transform: translateX(-70%) rotate(8deg);
  }
  58%,
  100% {
    transform: translateX(70%) rotate(8deg);
  }
}

@keyframes whatsPulse {
  0%,
  100% {
    opacity: 0.2;
    transform: scale(0.96);
  }
  50% {
    opacity: 0.72;
    transform: scale(1.06);
  }
}

@media (max-width: 980px) {
  h1 {
    font-size: 3.25rem;
  }

  h2 {
    font-size: 2.15rem;
  }

  .menu-toggle {
    display: inline-block;
    flex: 0 0 46px;
  }

  .site-nav {
    position: absolute;
    left: 20px;
    right: 20px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.8rem;
    border-radius: var(--radius);
    background: var(--blue-950);
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    width: 100%;
    color: #fff;
  }

  .nav-cta {
    margin-left: 0;
  }

  .hero-showcase {
    display: none;
  }

  .hero,
  .page-hero {
    background:
      linear-gradient(90deg, rgba(2, 25, 39, 0.99) 0%, rgba(6, 47, 77, 0.96) 68%, rgba(6, 47, 77, 0.84) 100%),
      var(--hero-image);
    background-size: cover;
    background-position: center;
  }

  .hero-inner {
    width: min(680px, 100%);
  }

  .metric-strip,
  .product-grid,
  .product-grid.catalog,
  .product-grid.catalog-two-col,
  .product-grid.catalog.catalog-two-col,
  .process-grid,
  .benefit-grid,
  .volume-grid,
  .product-image-grid,
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-layout,
  .treatment-feature,
  .split-layout,
  .spec-layout,
  .contact-grid,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .spec-card {
    position: static;
  }

  .cta-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .container {
    width: min(100% - 28px, var(--container));
  }

  .header-inner {
    min-height: 78px;
    position: relative;
  }

  .brand {
    min-width: 188px;
  }

  .brand-mark {
    width: 188px;
    height: 54px;
  }

  .brand-logo {
    width: 100%;
    height: 100%;
  }

  .product-card img[src*="old-site"],
  .product-image-grid img[src*="old-site"] {
    aspect-ratio: 1.35 / 1;
    padding: 0.85rem;
  }

  .product-card img[src$="old-tanques-polietileno.png"],
  .product-card img[src$="old-cisternas.png"] {
    padding: 1.45rem;
  }

  .menu-toggle {
    position: absolute;
    top: 15px;
    right: 14px;
    z-index: 2;
  }

  .site-nav {
    left: 0;
    right: 0;
  }

  .hero {
    min-height: 540px;
    background:
      linear-gradient(90deg, rgba(2, 25, 39, 0.995) 0%, rgba(6, 47, 77, 0.97) 72%, rgba(6, 47, 77, 0.9) 100%),
      var(--hero-image);
    background-size: cover;
    background-position: 72% center;
  }

  .hero-inner,
  .page-hero .hero-inner {
    width: min(100%, 362px);
    padding: 3.6rem 0 3rem;
  }

  h1,
  .page-hero h1 {
    font-size: 2.05rem;
    max-width: 100%;
    line-height: 1.08;
  }

  body[data-page="contato"] .page-hero h1 {
    font-size: 1.72rem;
  }

  body[data-page="contato"] .hero-inner {
    width: 100%;
    max-width: calc(100vw - 28px);
  }

  body[data-page="contato"] .page-lede {
    max-width: calc(100vw - 36px);
    font-size: 0.92rem;
    line-height: 1.5;
    overflow-wrap: anywhere;
  }

  body[data-page="contato"] .contact-item {
    grid-template-columns: 44px minmax(0, 1fr);
    column-gap: 0.78rem;
    padding: 0.88rem;
  }

  body[data-page="contato"] .contact-icon {
    width: 44px;
    height: 44px;
  }

  body[data-page="contato"] .contact-item strong,
  body[data-page="contato"] .contact-item a {
    font-size: 0.96rem;
  }

  h2 {
    font-size: 1.85rem;
  }

  .hero-lede,
  .page-lede {
    max-width: 100%;
    font-size: 1.06rem;
    overflow-wrap: anywhere;
  }

  .hero-actions .button {
    flex: 1 1 100%;
    min-width: 0;
  }

  .section {
    padding: 3.7rem 0;
  }

  .metric-strip,
  .product-grid,
  .product-grid.catalog,
  .product-grid.catalog-two-col,
  .product-grid.catalog.catalog-two-col,
  .process-grid,
  .benefit-grid,
  .volume-grid,
  .product-image-grid,
  .treatment-feature,
  .gallery {
    grid-template-columns: 1fr;
  }

  .feature-photo,
  .feature-photo img {
    min-height: 340px;
  }

  .company-photo-grid {
    grid-template-columns: 1fr;
  }

  .company-photo-card,
  .company-photo-card img {
    min-height: 280px;
  }

  .floating-whatsapp {
    left: 14px;
    right: 14px;
    bottom: 14px;
  }
}

@media (max-width: 1180px) {
  .hero-showcase {
    opacity: 0.58;
    right: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .cursor-light,
  .hero-showcase {
    display: none;
  }
}

/* Old-site-inspired home treatment requested by the client. */
.classic-home {
  background: #fff;
}

.classic-home .cursor-light,
.classic-home .hero-effects {
  display: none;
}

.classic-home .site-header {
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid #cde5ee;
  box-shadow: 0 6px 18px rgba(6, 76, 120, 0.06);
  backdrop-filter: blur(10px);
}

.classic-home .header-inner {
  min-height: 96px;
}

.classic-home .brand {
  min-width: 292px;
}

.classic-home .brand-mark {
  width: 292px;
  height: 74px;
  overflow: visible;
  border-radius: 0;
  background: transparent;
}

.classic-home .brand-logo {
  display: block;
  width: 292px;
  height: 74px;
  object-fit: contain;
  object-position: left center;
  filter: none;
}

.classic-home .brand-mark::before {
  content: none;
}

.classic-home .brand-mark::after {
  content: none;
}

.classic-home .site-nav a {
  color: var(--blue-800);
}

.classic-home .site-nav a:hover,
.classic-home .site-nav a:focus-visible,
.classic-home .site-nav a.is-active {
  color: var(--blue-800);
  background: transparent;
  box-shadow: inset 0 -3px 0 var(--green-500);
}

.classic-home .nav-cta {
  border-radius: 999px;
  background: linear-gradient(135deg, #25d366 0%, #9bd72f 100%) !important;
  color: var(--blue-950) !important;
  box-shadow: 0 12px 26px rgba(37, 211, 102, 0.22);
}

.classic-home .button {
  text-transform: none;
}

.classic-home .hero {
  min-height: 0;
  display: block;
  background: #f5fbfe;
  color: var(--ink);
}

.classic-home .hero::after {
  content: none;
}

.classic-hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  min-height: 0;
  gap: 2rem;
}

.classic-home .hero-inner {
  order: 2;
  width: 100%;
  max-width: 760px;
  align-self: start;
  padding: 0 0 3.6rem;
}

.classic-home .hero h1 {
  max-width: 680px;
  color: var(--blue-700);
  font-size: 3.35rem;
  line-height: 1.05;
}

.classic-home .hero-lede {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.18rem;
  font-weight: 600;
}

.classic-home .eyebrow {
  color: #ff6f24;
}

.classic-home .hero-actions .button.secondary {
  background: #fff;
  border-color: #cfe0e8;
  color: var(--blue-800);
}

.classic-hero-media {
  order: 1;
  margin: 0;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  background: #fff;
}

.classic-hero-media img {
  width: 100%;
  height: auto;
  max-height: 560px;
  min-height: 0;
  object-fit: contain;
  object-position: center;
}

.classic-home .metric-strip {
  margin-top: 0;
  border-top: 0;
}

.tank-volume-showcase {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 2rem;
}

.volume-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 28px rgba(3, 32, 52, 0.08);
}

.volume-card-featured {
  grid-column: span 2;
  grid-row: span 2;
}

.volume-card img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.volume-card span {
  position: absolute;
  left: 0.8rem;
  bottom: 0.8rem;
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 0.24rem 0.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--blue-800);
  font-family: "Archivo", "Segoe UI", sans-serif;
  font-weight: 900;
  box-shadow: 0 8px 20px rgba(3, 32, 52, 0.1);
}

@media (max-width: 980px) {
  .classic-home .header-inner {
    min-height: 84px;
  }

  .classic-home .brand {
    min-width: 236px;
  }

  .classic-home .brand-mark {
    width: 226px;
    height: 58px;
  }

  .classic-home .brand-logo {
    width: 226px;
    height: 58px;
  }

  .classic-home .menu-toggle {
    border-color: rgba(6, 76, 120, 0.22);
    background: #fff;
    color: var(--blue-800);
  }

  .classic-home .site-nav {
    background: #fff;
    border: 1px solid var(--line);
  }

  .classic-home .hero {
    min-height: 0;
  }

  .classic-home .hero-inner {
    max-width: 680px;
    padding: 0 0 2.8rem;
  }

  .classic-home .hero h1 {
    font-size: 2.75rem;
  }

  .classic-hero-media,
  .classic-hero-media img {
    min-height: 0;
  }

  .tank-volume-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .classic-home .brand {
    min-width: 196px;
  }

  .classic-home .brand-mark {
    width: 190px;
    height: 56px;
  }

  .classic-home .brand-logo {
    width: 190px;
    height: 56px;
  }

  .classic-home .hero-inner {
    width: 100%;
    max-width: 100%;
    padding: 0 0 2.4rem;
  }

  .classic-home .hero h1 {
    font-size: 2.28rem;
  }

  .classic-home .hero-lede {
    font-size: 1.02rem;
  }

  .classic-hero-media,
  .classic-hero-media img {
    min-height: 0;
  }

  .tank-volume-showcase {
    grid-template-columns: 1fr;
  }

  .volume-card-featured {
    grid-column: auto;
    grid-row: auto;
  }
}

/* logo-fix: high-resolution horizontal mark */
.site-header .brand,
.classic-home .brand {
  min-width: clamp(276px, 25vw, 330px);
}

.site-header .brand-mark,
.classic-home .brand-mark {
  width: clamp(276px, 25vw, 330px);
  height: clamp(76px, 6.85vw, 90px);
  flex: 0 0 auto;
  overflow: visible;
  background: transparent;
}

.site-header .brand-logo,
.classic-home .brand-logo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  object-position: left center;
  image-rendering: auto;
  filter: none;
}

.footer-logo.footer-logo-correct {
  width: min(100%, 286px);
  height: auto;
  aspect-ratio: 1436 / 393;
  object-fit: contain;
  object-position: left center;
}

@media (max-width: 640px) {
  .site-header .brand,
  .classic-home .brand {
    min-width: 250px;
  }

  .site-header .brand-mark,
  .classic-home .brand-mark {
    width: 250px;
    height: 68px;
  }

  .footer-logo.footer-logo-correct {
    width: min(100%, 250px);
  }
}