/* Fonts */
@font-face {
  font-family: "Lato";
  src: url("../fonts/Lato-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Lato";
  src: url("../fonts/Lato-Semibold.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "Lato";
  src: url("../fonts/Lato-Bold.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "Lato";
  src: url("../fonts/Lato-Heavy.ttf") format("truetype");
  font-style: normal;
  font-weight: 900;
  font-display: swap;
}

/* Reset and variables */
:root {
  --color-primary: #ffad0a;
  --color-primary-dark: #ed9700;
  --color-secondary: #0b5b9f;
  --color-dark: #04386e;
  --color-darker: #02294f;
  --color-navy: #031f3f;
  --color-light: #f4f8fc;
  --color-white: #ffffff;
  --color-text: #18212c;
  --color-muted: #657180;
  --color-border: #d9e1e9;
  --shadow-soft: 0 12px 32px rgba(0, 31, 70, 0.12);
  --shadow-card: 0 9px 22px rgba(0, 22, 53, 0.16);
  --radius-lg: 16px;
  --radius-md: 10px;
  --container: 1280px;
  --header-height: 102px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  color: var(--color-text);
  background: var(--color-white);
  font-family: "Lato", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

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

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

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

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 9999;
  padding: 10px 14px;
  color: var(--color-white);
  background: var(--color-darker);
  border-radius: 6px;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: none;
}

/* Font Awesome 6-style aliases over the bundled Font Awesome Free font files */
.fa-solid,
.fa-regular,
.fa-brands {
  display: inline-block;
  font-style: normal;
  font-variant: normal;
  text-rendering: auto;
  -webkit-font-smoothing: antialiased;
}

.fa-solid {
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
}

.fa-regular {
  font-family: "Font Awesome 5 Free";
  font-weight: 400;
}

.fa-brands {
  font-family: "Font Awesome 5 Brands";
  font-weight: 400;
}

/* Buttons */
.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 13px 24px;
  border: 2px solid transparent;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #ffb817, #f29500);
  box-shadow: 0 10px 24px rgba(246, 156, 0, 0.3);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: linear-gradient(135deg, #ffc23a, #ff9e00);
  box-shadow: 0 14px 28px rgba(246, 156, 0, 0.4);
}

.btn-outline {
  color: #fff;
  background: rgba(2, 38, 77, 0.18);
  border-color: rgba(255, 174, 0, 0.9);
  backdrop-filter: blur(5px);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  color: var(--color-darker);
  background: var(--color-white);
  border-color: var(--color-white);
}

/* Header */
.site-header {
  position: relative;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 3px 14px rgba(2, 32, 67, 0.08);
}

.header-inner {
  display: flex;
  height: 100%;
  align-items: center;
  gap: 34px;
}

.brand {
  width: 208px;
  flex: 0 0 208px;
  align-self: stretch;
  overflow: hidden;
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 31px;
  margin-left: auto;
}

.main-nav a {
  position: relative;
  padding: 38px 0;
  color: #101820;
  font-size: 0.92rem;
  font-weight: 600;
  white-space: nowrap;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: 27px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

.main-nav .fa-chevron-down {
  margin-left: 4px;
  font-size: 0.6rem;
}

.header-cta {
  min-height: 44px;
  padding: 12px 22px;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  color: var(--color-white);
  background-image:
    linear-gradient(90deg, rgba(1, 39, 80, 0.96) 0%, rgba(1, 47, 94, 0.79) 37%, rgba(0, 52, 96, 0.17) 65%, rgba(0, 37, 75, 0.05) 100%),
    url("../img/hero-tratamento.webp");
  background-position: center;
  background-size: cover;
}

.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(circle at 43% 16%, transparent 0 5px, rgba(255, 255, 255, 0.22) 6px 7px, transparent 8px),
    linear-gradient(180deg, transparent 55%, rgba(0, 30, 64, 0.48));
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 440px;
  align-items: center;
  padding-top: 12px;
  padding-bottom: 50px;
}

.hero-copy {
  width: min(650px, 56%);
}

.hero-copy h1 {
  margin-bottom: 16px;
  font-size: clamp(2.25rem, 3.45vw, 3.55rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.025em;
  text-shadow: 0 3px 18px rgba(0, 17, 40, 0.34);
}

.hero-copy h1 span {
  color: var(--color-primary);
}

.hero-copy > p {
  max-width: 540px;
  margin-bottom: 25px;
  color: rgba(255, 255, 255, 0.93);
  font-size: 1.08rem;
  line-height: 1.55;
}

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

.hero-capabilities-wrap {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
}

.hero-capabilities {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
  background: rgba(2, 51, 101, 0.91);
  border: 1px solid rgba(99, 180, 242, 0.42);
  border-bottom: 0;
  border-radius: 12px 12px 0 0;
  box-shadow: 0 -8px 30px rgba(0, 26, 60, 0.24);
  backdrop-filter: blur(10px);
}

.hero-capabilities article {
  display: flex;
  min-height: 120px;
  align-items: center;
  gap: 18px;
  padding: 25px 28px;
}

.hero-capabilities article + article {
  border-left: 1px solid rgba(255, 255, 255, 0.17);
}

.hero-capabilities > article > i {
  width: 48px;
  color: var(--color-white);
  font-size: 2.55rem;
  text-align: center;
}

.hero-capabilities h2 {
  margin-bottom: 4px;
  font-size: 0.91rem;
  line-height: 1.2;
}

.hero-capabilities p {
  margin: 0;
  color: rgba(255, 255, 255, 0.77);
  font-size: 0.76rem;
  line-height: 1.35;
}

/* Benefit strip */
.benefits {
  padding: 30px 0 31px;
  background: #fff;
  border-bottom: 1px solid #d9e4ee;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.benefits article {
  padding: 0 24px;
  text-align: center;
}

.benefits article + article {
  border-left: 1px solid #bcc7d2;
}

.benefits i {
  margin-bottom: 12px;
  color: var(--color-dark);
  font-size: 2.75rem;
}

.benefits h2 {
  margin-bottom: 6px;
  color: #111820;
  font-size: 0.92rem;
  line-height: 1.2;
}

.benefits p {
  margin: 0;
  color: #333b45;
  font-size: 0.76rem;
  line-height: 1.5;
}

/* Shared section presentation */
.section-dark {
  position: relative;
  color: var(--color-white);
  background:
    radial-gradient(circle at 18% 10%, rgba(35, 125, 192, 0.28), transparent 32%),
    linear-gradient(135deg, #053d75 0%, #04356a 54%, #032b59 100%);
}

.section-heading {
  margin-bottom: 22px;
  text-align: center;
}

.section-heading span {
  display: block;
  margin-bottom: 2px;
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.7rem, 2.35vw, 2.25rem);
  line-height: 1.18;
}

.services {
  z-index: 1;
  overflow: hidden;
  padding: 30px 0 38px;
}

.services::after {
  position: absolute;
  right: -85px;
  bottom: -112px;
  z-index: -1;
  width: 390px;
  height: 210px;
  content: "";
  opacity: 0.52;
  border: 7px solid rgba(101, 196, 255, 0.72);
  border-radius: 62% 38% 47% 53%;
  box-shadow:
    -38px -26px 0 -9px rgba(126, 213, 255, 0.18),
    -78px -50px 0 -17px rgba(146, 223, 255, 0.18);
  transform: rotate(-11deg);
}

.water-orb {
  position: absolute;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
}

.water-orb-one {
  top: 50px;
  left: 5%;
  width: 140px;
  height: 140px;
}

.services-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
}

.service-card {
  position: relative;
  display: flex;
  grid-column: span 3;
  min-height: 242px;
  flex-direction: column;
  align-items: center;
  padding: 22px 24px 16px;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.service-card:nth-child(n+5) {
  grid-column: span 4;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 17px 34px rgba(0, 20, 50, 0.25);
}

.service-card:focus-visible {
  outline: 4px solid var(--color-primary);
  outline-offset: 3px;
  transform: translateY(-5px);
}

.service-card > i {
  margin-bottom: 12px;
  color: var(--color-dark);
  font-size: 3.15rem;
  line-height: 1;
}

.service-card h3 {
  min-height: 43px;
  margin-bottom: 8px;
  color: #111820;
  font-size: 1.02rem;
  line-height: 1.18;
}

.service-card p {
  margin-bottom: 12px;
  color: #46505c;
  font-size: 0.76rem;
  line-height: 1.48;
}

.service-link {
  display: inline-flex;
  align-items: center;
  margin-top: auto;
  color: var(--color-secondary);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.service-link i {
  margin-left: 4px;
  transition: transform 180ms ease;
}

.service-card:hover .service-link i,
.service-card:focus-visible .service-link i {
  transform: translateX(4px);
}

/* Segments */
.segments {
  padding: 25px 0;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}

.segments-inner {
  display: grid;
  grid-template-columns: minmax(300px, 1.35fr) 3fr;
  align-items: stretch;
}

.segments-intro {
  display: flex;
  justify-content: center;
  flex-direction: column;
  padding-right: 35px;
  border-right: 1px solid var(--color-border);
}

.segments-intro h2 {
  margin-bottom: 2px;
  color: var(--color-dark);
  font-size: 1.55rem;
}

.segments-intro p {
  margin: 0;
  color: #424d58;
  font-size: 0.93rem;
}

.segments-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.segments-list article {
  padding: 4px 10px;
  text-align: center;
}

.segments-list article + article {
  border-left: 1px solid #e1e6eb;
}

.segments-list i {
  margin-bottom: 7px;
  color: var(--color-dark);
  font-size: 2.35rem;
}

.segments-list h3 {
  margin: 0;
  color: #141b22;
  font-size: 0.82rem;
  line-height: 1.2;
}

/* Methodology */
.methodology {
  overflow: hidden;
  padding: 24px 0 32px;
  background-image:
    linear-gradient(rgba(1, 47, 94, 0.91), rgba(1, 39, 80, 0.96)),
    url("../img/hero-tratamento.webp");
  background-position: center 54%;
  background-size: cover;
}

.methodology::after {
  position: absolute;
  right: 0;
  bottom: -50px;
  left: 0;
  height: 150px;
  content: "";
  opacity: 0.2;
  background: repeating-radial-gradient(ellipse at center, transparent 0 27px, #71c7ee 28px 29px, transparent 30px 51px);
}

.methodology .section-heading {
  position: relative;
  z-index: 2;
  margin-bottom: 20px;
}

.process-list {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  counter-reset: step;
}

.process-list::before {
  position: absolute;
  top: 21px;
  right: 9%;
  left: 9%;
  height: 2px;
  content: "";
  background: rgba(255, 255, 255, 0.64);
}

.process-list li {
  position: relative;
  padding: 0 18px;
  text-align: center;
}

.step-number {
  position: relative;
  z-index: 2;
  display: flex;
  width: 43px;
  height: 43px;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  color: var(--color-darker);
  background: #fff;
  border: 5px solid var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.25);
  font-weight: 900;
}

.process-list li > i {
  margin-bottom: 6px;
  color: #fff;
  font-size: 1.75rem;
}

.process-list h3 {
  margin-bottom: 5px;
  font-size: 0.9rem;
}

.process-list p {
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.73rem;
  line-height: 1.5;
}

/* Company, products and numbers */
.company-band {
  display: grid;
  grid-template-columns: 1fr 1.24fr 0.76fr;
  min-height: 380px;
}

.company-band h2 {
  font-size: 1.45rem;
  line-height: 1.18;
}

.about-panel {
  position: relative;
  overflow: hidden;
  padding: 36px clamp(28px, 4vw, 68px);
  background: #fff;
}

.about-panel .panel-content {
  position: relative;
  z-index: 2;
  max-width: 430px;
}

.about-panel h2,
.numbers-panel h2 {
  color: var(--color-dark);
}

.about-panel p {
  color: #313b46;
  font-size: 0.83rem;
  line-height: 1.5;
}

.about-photo {
  position: absolute;
  right: -22%;
  bottom: -23%;
  width: 76%;
  height: 74%;
  background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(3, 48, 92, 0.1)), url("../img/hero-tratamento.webp");
  background-position: 47% center;
  background-size: cover;
  clip-path: ellipse(68% 74% at 67% 70%);
}

.products-panel {
  position: relative;
  overflow: hidden;
  padding: 36px 36px;
  color: #fff;
  background-color: var(--color-darker);
  background-image: linear-gradient(90deg, rgba(1, 39, 80, 0.99) 0%, rgba(1, 39, 80, 0.9) 36%, rgba(1, 32, 65, 0.12) 69%), url("../img/produtos-quimicos.webp");
  background-position: center;
  background-size: cover;
}

.products-copy {
  position: relative;
  z-index: 2;
  width: 51%;
  min-width: 290px;
}

.products-panel p {
  color: rgba(255, 255, 255, 0.87);
  font-size: 0.8rem;
  line-height: 1.52;
}

.products-panel li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 8px;
  font-size: 0.76rem;
}

.products-panel li i {
  margin-top: 2px;
  color: var(--color-primary);
  font-size: 1.05rem;
}

.numbers-panel {
  padding: 36px 36px;
  background: #fff;
}

.numbers-panel ul {
  display: grid;
  gap: 13px;
}

.numbers-panel li {
  display: flex;
  align-items: center;
  gap: 15px;
}

.numbers-panel li > i {
  width: 38px;
  color: var(--color-secondary);
  font-size: 2rem;
  text-align: center;
}

.numbers-panel strong,
.numbers-panel span {
  display: block;
}

.numbers-panel strong {
  color: var(--color-dark);
  font-size: 1.18rem;
  line-height: 1.05;
}

.numbers-panel span {
  color: #3e4852;
  font-size: 0.77rem;
}

/* Internal solution pages */
.detail-hero {
  position: relative;
  display: flex;
  min-height: 430px;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background-image:
    linear-gradient(90deg, rgba(1, 35, 72, 0.97) 0%, rgba(2, 50, 96, 0.87) 48%, rgba(2, 48, 91, 0.3) 100%),
    url("../img/hero-tratamento.webp");
  background-position: center;
  background-size: cover;
}

.detail-hero::after {
  position: absolute;
  right: -80px;
  bottom: -150px;
  width: 430px;
  height: 300px;
  content: "";
  border: 8px solid rgba(103, 202, 244, 0.23);
  border-radius: 50%;
  box-shadow: -42px -25px 0 -10px rgba(103, 202, 244, 0.12);
}

.detail-hero-content {
  position: relative;
  z-index: 2;
  padding-block: 60px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

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

.breadcrumb i {
  font-size: 0.62rem;
}

.detail-hero-layout {
  display: flex;
  max-width: 840px;
  align-items: flex-start;
  gap: 28px;
}

.detail-hero-icon {
  display: flex;
  width: 86px;
  height: 86px;
  flex: 0 0 86px;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  background: var(--color-primary);
  border: 5px solid rgba(255, 255, 255, 0.22);
  border-radius: 22px;
  box-shadow: 0 14px 30px rgba(0, 20, 50, 0.26);
  font-size: 2.8rem;
}

.detail-hero h1 {
  max-width: 760px;
  margin-bottom: 14px;
  font-size: clamp(2.35rem, 4vw, 4.1rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.detail-hero p {
  max-width: 690px;
  margin-bottom: 24px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.08rem;
}

.detail-overview,
.detail-features-section,
.detail-applications,
.detail-navigation {
  padding: 70px 0;
}

.detail-two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(300px, 0.72fr);
  gap: 68px;
  align-items: start;
}

.detail-eyebrow {
  display: block;
  margin-bottom: 6px;
  color: var(--color-secondary);
  font-size: 0.79rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.detail-main-copy h2,
.detail-section-heading h2 {
  margin-bottom: 18px;
  color: var(--color-dark);
  font-size: clamp(1.8rem, 2.8vw, 2.65rem);
  line-height: 1.15;
}

.detail-main-copy > p {
  color: #46525e;
  font-size: 1rem;
}

.detail-check-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 22px;
  margin-top: 30px;
}

.detail-check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #25323e;
  font-size: 0.92rem;
  font-weight: 700;
}

.detail-check-list i {
  margin-top: 4px;
  color: var(--color-primary-dark);
}

.detail-contact-card {
  position: sticky;
  top: 24px;
  padding: 30px;
  color: #fff;
  background:
    radial-gradient(circle at 100% 0, rgba(84, 176, 231, 0.27), transparent 35%),
    linear-gradient(145deg, var(--color-dark), var(--color-darker));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.detail-contact-card > i {
  margin-bottom: 16px;
  color: var(--color-primary);
  font-size: 2.5rem;
}

.detail-contact-card h2 {
  margin-bottom: 10px;
  font-size: 1.45rem;
  line-height: 1.2;
}

.detail-contact-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.88rem;
}

.detail-contact-phone {
  display: block;
  margin: 18px 0;
  color: #fff;
  font-size: 1.22rem;
  font-weight: 900;
}

.detail-contact-phone i {
  margin-right: 8px;
  color: #53df88;
}

.detail-contact-card .btn {
  width: 100%;
}

.detail-features-section {
  background: var(--color-light);
  border-block: 1px solid var(--color-border);
}

.detail-section-heading {
  max-width: 720px;
  margin: 0 auto 35px;
  text-align: center;
}

.detail-section-heading p {
  margin: 0;
  color: var(--color-muted);
}

.detail-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.detail-feature-card {
  padding: 28px 24px;
  background: #fff;
  border: 1px solid #e0e8ef;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 22px rgba(0, 34, 70, 0.07);
}

.detail-feature-card i {
  display: flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: #fff;
  background: var(--color-dark);
  border-radius: 13px;
  font-size: 1.45rem;
}

.detail-feature-card h3 {
  margin-bottom: 8px;
  color: var(--color-dark);
  font-size: 1.05rem;
  line-height: 1.25;
}

.detail-feature-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.84rem;
}

.detail-process-section {
  padding: 66px 0;
}

.detail-process-section .detail-section-heading h2 {
  color: #fff;
}

.detail-process-section .detail-section-heading p {
  color: rgba(255, 255, 255, 0.76);
}

.detail-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: detail-step;
}

.detail-process-grid article {
  position: relative;
  padding: 26px 22px 23px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
}

.detail-process-grid article::before {
  display: flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin-bottom: 17px;
  color: var(--color-darker);
  content: counter(detail-step);
  counter-increment: detail-step;
  background: var(--color-primary);
  border-radius: 50%;
  font-weight: 900;
}

.detail-process-grid h3 {
  margin-bottom: 7px;
  font-size: 1.02rem;
}

.detail-process-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.83rem;
}

.application-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.application-chips li {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  gap: 9px;
  padding: 11px 18px;
  color: var(--color-dark);
  background: #fff;
  border: 1px solid #cddae5;
  border-radius: 999px;
  box-shadow: 0 5px 14px rgba(0, 40, 80, 0.06);
  font-size: 0.88rem;
  font-weight: 700;
}

.application-chips i {
  color: var(--color-primary-dark);
}

.detail-navigation {
  padding-top: 0;
}

.detail-nav-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

.detail-nav-grid > a {
  color: var(--color-dark);
  font-size: 0.84rem;
  font-weight: 900;
}

.detail-nav-grid > a:last-child {
  text-align: right;
}

.detail-nav-grid > a:hover {
  color: var(--color-primary-dark);
}

.detail-all-link {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: 50%;
}

/* CTA */
.cta-section {
  position: relative;
  overflow: hidden;
  padding: 29px 0;
  color: #fff;
  background:
    radial-gradient(circle at 90% 50%, rgba(85, 174, 229, 0.24), transparent 25%),
    linear-gradient(110deg, #043c73, #053364 72%, #032853);
}

.cta-section::after {
  position: absolute;
  right: -45px;
  bottom: -75px;
  width: 295px;
  height: 190px;
  content: "";
  opacity: 0.35;
  border: 5px solid #81d3f3;
  border-radius: 48% 52% 44% 56%;
  transform: rotate(17deg);
}

.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-inner h2 {
  margin-bottom: 2px;
  font-size: 1.72rem;
  line-height: 1.2;
}

.cta-inner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
}

.cta-actions {
  display: flex;
  min-width: 330px;
  align-items: center;
  flex-direction: column;
  gap: 7px;
}

.phone-link {
  font-size: 1.35rem;
  font-weight: 900;
}

.phone-link i {
  margin-right: 8px;
  font-size: 1.6rem;
}

/* Footer */
.site-footer {
  padding: 34px 0 14px;
  color: rgba(255, 255, 255, 0.8);
  background: linear-gradient(120deg, #02294f, #021f3d);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.75fr 1fr 1.1fr;
  gap: 42px;
}

.footer-brand img {
  width: 190px;
  height: 85px;
  margin: -18px 0 1px;
  padding: 4px 8px;
  object-fit: contain;
  background: #fff;
  border-radius: 5px;
}

.footer-brand p {
  max-width: 245px;
  font-size: 0.7rem;
  line-height: 1.42;
}

.social-links {
  display: flex;
  gap: 17px;
}

.social-links a {
  display: flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 5px;
  transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.social-links a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.footer-column {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
}

.footer-column h2 {
  margin-bottom: 9px;
  color: #fff;
  font-size: 1rem;
}

.footer-column a,
.footer-column p {
  margin-bottom: 3px;
  font-size: 0.72rem;
  font-style: normal;
  line-height: 1.45;
}

.footer-column a:hover {
  color: var(--color-primary);
}

.footer-column a i,
.footer-column p i {
  width: 17px;
  color: #fff;
  text-align: center;
}

.footer-bottom {
  display: flex;
  justify-content: center;
  gap: 80px;
  margin-top: 25px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.65rem;
}

.footer-bottom a:hover {
  color: var(--color-primary);
}

.floating-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 800;
  display: flex;
  width: 56px;
  height: 56px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: #24d366;
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.24);
  font-size: 1.9rem;
  transition: transform 180ms ease;
}

.floating-whatsapp:hover {
  transform: translateY(-4px) scale(1.04);
}

/* Light motion */
.reveal {
  transition: opacity 560ms ease, transform 560ms ease;
}

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

/* Responsive */
@media (max-width: 1180px) {
  :root {
    --header-height: 88px;
  }

  .header-inner {
    gap: 18px;
  }

  .brand {
    width: 174px;
    flex-basis: 174px;
  }

  .main-nav {
    gap: 18px;
  }

  .main-nav a {
    font-size: 0.82rem;
  }

  .header-cta {
    padding-inline: 16px;
    font-size: 0.72rem;
  }

  .hero-capabilities article {
    gap: 12px;
    padding-inline: 18px;
  }

  .benefits article {
    padding-inline: 15px;
  }

  .service-card {
    padding-inline: 17px;
  }

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

  .numbers-panel {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: 1fr 2fr;
    align-items: center;
    padding-block: 28px;
  }

  .numbers-panel h2 {
    margin: 0;
  }

  .numbers-panel ul {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .footer-grid {
    grid-template-columns: 1.1fr repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .container {
    width: min(100% - 36px, var(--container));
  }

  .site-header {
    height: 80px;
  }

  .header-inner {
    justify-content: space-between;
  }

  .brand {
    width: 165px;
    flex-basis: 165px;
  }

  .menu-toggle {
    display: flex;
    margin-left: auto;
  }

  .header-cta {
    display: none;
  }

  .main-nav {
    position: fixed;
    top: 80px;
    right: 0;
    bottom: 0;
    width: min(360px, 88vw);
    align-items: stretch;
    justify-content: flex-start;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 24px;
    background: #fff;
    box-shadow: -12px 22px 35px rgba(0, 23, 50, 0.2);
    transform: translateX(105%);
    transition: transform 220ms ease;
  }

  .main-nav.is-open {
    transform: none;
  }

  .main-nav a {
    padding: 15px 6px;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-border);
  }

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

  .hero {
    min-height: 660px;
    background-position: 61% center;
  }

  .hero-content {
    min-height: 475px;
    align-items: flex-start;
    padding-top: 70px;
  }

  .hero-copy {
    width: 76%;
  }

  .hero-copy h1 {
    font-size: clamp(2.15rem, 6vw, 3.25rem);
  }

  .hero-capabilities {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-capabilities article {
    min-height: 92px;
    padding-block: 18px;
  }

  .hero-capabilities article:nth-child(3) {
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.17);
  }

  .hero-capabilities article:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.17);
  }

  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 28px;
  }

  .benefits article:nth-child(4) {
    grid-column: 1 / 2;
    margin-left: 50%;
  }

  .benefits article:nth-child(4),
  .benefits article:nth-child(5) {
    width: 100%;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-card,
  .service-card:nth-child(n+5),
  .service-card:nth-child(5) {
    grid-column: auto;
    min-height: 230px;
  }

  .service-card:last-child {
    grid-column: 1 / -1;
    width: 50%;
    justify-self: center;
  }

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

  .segments-intro {
    align-items: center;
    margin-bottom: 22px;
    padding: 0;
    border: 0;
    text-align: center;
  }

  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 14px;
    overflow: visible;
    padding-bottom: 0;
  }

  .process-list::before {
    display: none;
  }

  .process-list li {
    padding-inline: 12px;
  }

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

  .about-panel,
  .products-panel {
    min-height: 370px;
  }

  .numbers-panel {
    display: block;
  }

  .numbers-panel h2 {
    margin-bottom: 20px;
    text-align: center;
  }

  .cta-inner {
    text-align: center;
  }

  .cta-inner > div:first-child {
    max-width: 480px;
  }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .detail-two-col {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .detail-contact-card {
    position: static;
  }

  .detail-feature-grid,
  .detail-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-brand {
    grid-column: span 3;
  }

}

@media (max-width: 640px) {
  :root {
    --header-height: 74px;
  }

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

  .site-header {
    height: 74px;
  }

  .brand {
    width: 145px;
    flex-basis: 145px;
  }

  .main-nav {
    top: 74px;
  }

  .hero {
    min-height: 760px;
    background-position: 68% center;
  }

  .hero::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(90deg, rgba(1, 35, 72, 0.91), rgba(1, 43, 84, 0.6));
  }

  .hero-content {
    z-index: 2;
    min-height: 550px;
    padding-top: 45px;
  }

  .hero-copy {
    width: 100%;
  }

  .hero-copy h1 {
    font-size: clamp(1.9rem, 9.2vw, 2.65rem);
  }

  .hero-copy > p {
    font-size: 0.96rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 22px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-capabilities article {
    min-height: 94px;
    align-items: flex-start;
    gap: 8px;
    padding: 16px 12px;
  }

  .hero-capabilities > article > i {
    width: 34px;
    font-size: 1.7rem;
  }

  .hero-capabilities h2 {
    font-size: 0.76rem;
  }

  .hero-capabilities p {
    font-size: 0.65rem;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
    row-gap: 0;
  }

  .benefits article,
  .benefits article:nth-child(4),
  .benefits article:nth-child(5) {
    width: 100%;
    margin: 0;
    padding: 20px 10px;
    border-left: 0;
  }

  .benefits article + article {
    border-top: 1px solid var(--color-border);
  }

  .services,
  .methodology {
    padding-block: 34px;
  }

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

  .service-card,
  .service-card:last-child {
    grid-column: auto;
    width: 100%;
  }

  .segments-list {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 22px;
  }

  .segments-list article + article {
    border: 0;
  }

  .segments-list article:last-child {
    grid-column: 1 / -1;
  }

  .process-list {
    gap: 22px 10px;
  }

  .process-list li {
    padding-inline: 6px;
  }

  .company-band h2 {
    font-size: 1.35rem;
  }

  .about-panel,
  .products-panel,
  .numbers-panel {
    padding: 30px 22px;
  }

  .about-panel {
    min-height: 430px;
  }

  .about-photo {
    right: -18%;
    width: 92%;
    height: 52%;
  }

  .products-panel {
    min-height: 525px;
    background-image: linear-gradient(180deg, rgba(1, 39, 80, 0.99) 0%, rgba(1, 39, 80, 0.93) 45%, rgba(1, 32, 65, 0.16) 76%), url("../img/produtos-quimicos.webp");
    background-position: 65% center;
  }

  .products-copy {
    width: 100%;
    min-width: 0;
  }

  .numbers-panel ul {
    grid-template-columns: repeat(2, 1fr);
  }

  .numbers-panel li {
    gap: 10px;
  }

  .cta-inner {
    align-items: center;
    flex-direction: column;
    gap: 22px;
  }

  .cta-actions {
    width: 100%;
    min-width: 0;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 24px;
  }

  .footer-brand {
    grid-column: span 2;
  }

  .footer-bottom {
    align-items: center;
    flex-direction: column;
    gap: 6px;
    text-align: center;
  }

  .floating-whatsapp {
    right: 14px;
    bottom: 14px;
    width: 50px;
    height: 50px;
  }

  .detail-hero {
    min-height: 480px;
    background-position: 62% center;
  }

  .detail-hero-content {
    padding-block: 42px;
  }

  .breadcrumb {
    margin-bottom: 20px;
    font-size: 0.7rem;
  }

  .detail-hero-layout {
    flex-direction: column;
    gap: 18px;
  }

  .detail-hero-icon {
    width: 66px;
    height: 66px;
    flex-basis: 66px;
    border-radius: 16px;
    font-size: 2rem;
  }

  .detail-hero h1 {
    font-size: clamp(2rem, 10vw, 2.8rem);
  }

  .detail-hero p {
    font-size: 0.95rem;
  }

  .detail-overview,
  .detail-features-section,
  .detail-applications,
  .detail-navigation,
  .detail-process-section {
    padding-block: 46px;
  }

  .detail-check-list,
  .detail-feature-grid,
  .detail-process-grid {
    grid-template-columns: 1fr;
  }

  .detail-contact-card {
    padding: 25px 22px;
  }

  .detail-nav-grid {
    grid-template-columns: 1fr auto 1fr;
  }

  .detail-nav-grid > a {
    font-size: 0.72rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}