:root {
  /* Color tokens */
  --color-header-background: #3c3c3c;
  --color-page-background: #f7f7f7;
  --color-section-background: #e9e9e9;
  --color-hero-background: #f1f1f1;
  --color-service-background: #e5e1d8;
  --color-surface: #ffffff;
  --color-text-on-dark: #cbcbcb;
  --color-text-primary: #252525;
  --color-text-heading: #202020;
  --color-text-secondary: #555555;
  --color-text-muted: #777777;
  --color-text-subtle: #888888;
  --color-text-disabled: #888888;
  --color-text-note: #bdbdbd;
  --color-text-light: #d3d3d3;
  --color-text-white: #ffffff;
  --color-text-placeholder: #999999;
  --color-text-checkbox: #444444;
  --color-accent: #ffd600;
  --color-accent-dark: #806d00;
  --color-accent-muted: #d8ba00;
  --color-accent-border: #e2bf00;
  --color-accent-hover-border: #c7a700;
  --color-accent-hover-background: #ffe34d;
  --color-focus: #a98d00;
  --color-focus-border: #9b8500;
  --color-focus-ring: rgb(255 214 0 / 30%);
  --color-input-border: #c8c8c8;
  --color-disabled-border: #d2d2d2;
  --color-disabled-background: #e7e7e7;
  --color-image-background: #d2cdc2;
  --color-error: #a32929;

  /* Layout tokens */
  --header-height: 100px;
  --radius-card: 14px;
  --radius-small: 6px;
  --radius-medium: 12px;
  --transition-fast: 160ms ease;
  --shadow-header: 0 2px 8px rgb(0 0 0 / 18%);
  --shadow-menu: 0 4px 8px rgb(0 0 0 / 18%);
  --shadow-card: 0 10px 30px rgb(0 0 0 / 10%);
}

/* Base and shared utilities */

* {
  box-sizing: border-box;
}

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

body {
  min-width: 320px;
  margin: 0;
  color: var(--color-text-on-dark);
  background: var(--color-page-background);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
}

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

main {
  padding-top: var(--header-height);
}

main section {
  min-height: 70vh;
  padding: 64px 8%;
  color: var(--color-header-background);
  background: var(--color-page-background);
}

main h1,
main h2 {
  margin: 0;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading h2 {
  color: var(--color-text-primary);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.section-heading p {
  margin: 12px 0 0;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.eyebrow {
  display: block;
  margin-bottom: 10px;
  color: var(--color-accent-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

/* Header */

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  right: 0;
  left: 0;
  background: var(--color-header-background);
  border-bottom: 3px solid var(--color-accent);
  box-shadow: var(--shadow-header);
}

.header-content {
  display: flex;
  align-items: center;
  gap: 28px;
  width: 100%;
  height: var(--header-height);
  min-height: var(--header-height);
  margin: 0 auto;
  padding: 0;
}

.brand {
  display: block;
  flex: 0 0 auto;
  line-height: 0;
}

.brand img {
  display: block;
  width: auto;
  height: var(--header-height);
}

.main-navigation {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 80px;
}

.main-navigation a,
.phone {
  color: var(--color-text-on-dark);
  text-decoration: none;
}

.main-navigation a {
  white-space: nowrap;
  font-size: 1.1rem;
  transition: color var(--transition-fast);
}

.main-navigation a:hover,
.main-navigation a:focus-visible {
  color: var(--color-accent);
}

.menu-toggle {
  display: none;
}

.contact-area {
  position: relative;
  display: flex;
  align-self: stretch;
  flex-direction: column;
  flex: 0 0 auto;
  min-width: 245px;
  padding: 15px 30px 3px 3px;
  text-align: right;
}

.phone {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.1;
  white-space: nowrap;
  cursor: pointer;
  text-align: right;
}

.phone:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.phone-prefix,
.phone-number {
  color: var(--color-text-white);
}

.phone-prefix {
  font-size: 0.7143em;
}

.contact-choices {
  position: fixed;
  z-index: 20;
  top: calc(var(--header-height) + 3px);
  right: 20px;
  display: flex;
  min-width: 160px;
  flex-direction: column;
  padding: 6px 16px;
  background: var(--color-header-background);
  border: 1px solid var(--color-accent);
  box-shadow: var(--shadow-menu);
}

.contact-choices[hidden] {
  display: none;
}

.contact-choices a {
  padding: 9px 0;
  color: var(--color-text-on-dark);
  text-decoration: none;
}

.contact-choices a:hover,
.contact-choices a:focus-visible {
  color: var(--color-accent);
}

.contact-methods {
  display: block;
  margin-top: 4px;
  color: var(--color-text-on-dark);
  font-size: 0.9rem;
}

.service-area {
  margin: auto 0 0;
  color: var(--color-text-on-dark);
  font-size: 0.75rem;
  line-height: 1.3;
  white-space: nowrap;
}

.service-area strong {
  color: var(--color-text-white);
  font-weight: 400;
}

/* Page sections: explicit backgrounds keep section order maintainable */

#abertura {
  background-color: black;
  padding-inline: 0;
  padding-block: 24px 0;
}

#produtos {
  background: var(--color-section-background);
}

/* Opening section */
.fundo-section {
  background-image: url('img/ImgPrincipal.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  width: 100%;
  margin-inline: 0;
  padding-inline: 0;
  min-height: 900px;
}

#abertura > h1,
#abertura > p,
#abertura > .section-presentation {
  margin-inline: 5px;
}

@media (min-width: 800px) and (max-width: 1920px) {
  .fundo-section {
    min-height: 0;
    aspect-ratio: 1672 / 941;
    background-size: contain;
  }
}

.abertura-section h1{
  color: white;
}
.abertura-section p {
  color: var(--color-text-subtle);
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 0;
}

.presentation-text {
  display: flex;
  background-color: black;
  color: var(--color-text-subtle);
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

/* Products section */

.products-section h1 {
  margin-bottom: clamp(34px, 5vw, 52px);
  color: var(--color-text-heading);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
}

.product-grid {
  display: grid;
  max-width: 1100px;
  margin: 0 auto;
  overflow: hidden;
  border: 2px solid var(--color-input-border);
  border-radius: var(--radius-medium);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

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

.product-grid-components {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  padding: clamp(18px, 2.5vw, 30px);
  color: var(--color-text-primary);
  text-align: center;
  border-bottom: 3px solid var(--color-accent);
}

.product-card + .product-card {
  border-left: 1px solid var(--color-input-border);
}

.product-grid-slabs .product-card img {
  width: 100%;
  height: clamp(210px, 26vw, 300px);
  object-fit: contain;
}

.product-grid-components .product-card img {
  width: 100%;
  height: clamp(88px, 11vw, 130px);
  margin-bottom: 18px;
  object-fit: contain;
}

.product-card h2,
.product-card p {
  margin: 0;
}

.product-card h2 {
  margin-top: 20px;
  color: var(--color-text-heading);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.25;
}

.product-card p {
  margin-top: 8px;
  color: var(--color-text-secondary);
  font-size: 0.78rem;
  line-height: 1.45;
}

.product-image-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.product-image-wrapper img {
  display: block;
  width: 100%;
  height: auto;
}

.product-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.6);
  border: 1px solid #777777;
  border-radius: 8px;
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  box-sizing: border-box;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.product-overlay p {
  font-size: 14px;
  line-height: 1.5;
  text-align: center;
  margin: 0;
}

.product-card:hover .product-overlay {
  opacity: 1;
  transform: translateY(0);
}

.products-models,
.products-note {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.products-models {
  margin-top: 24px;
  margin-bottom: 0;
  color: var(--color-text-heading);
}

.products-note {
  margin-top: 10px;
  margin-bottom: 0;
  color: var(--color-text-note);
}

.products-separate-sales {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  max-width: 1100px;
  margin: clamp(48px, 7vw, 72px) auto 28px;
  color: var(--color-text-heading);
}

.products-separate-sales p {
  margin: 0;
  white-space: nowrap;
}

.products-separate-sales::after {
  flex: 1;
  height: 1px;
  background: var(--color-input-border);
  content: '';
}
/* How work section */

.how-work-section {
  background: var(--color-service-background);
}

.work-heading {
  margin-bottom: clamp(52px, 8vw, 88px);
}

.work-timeline {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.work-timeline::before {
  position: absolute;
  top: 32px;
  bottom: 32px;
  left: 50%;
  width: 2px;
  background: var(--color-accent);
  content: '';
  transform: translateX(-50%);
}

.work-step {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 64px minmax(0, 1fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
  min-height: 170px;
}

.work-step + .work-step {
  margin-top: clamp(28px, 4vw, 52px);
}

.work-step-card {
  grid-row: 1;
  padding: clamp(24px, 3vw, 34px);
  border-radius: var(--radius-medium);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.work-step:nth-child(odd) .work-step-card {
  grid-column: 1;
  text-align: right;
}

.work-step:nth-child(even) .work-step-card {
  grid-column: 3;
  text-align: left;
}

.work-step-number {
  z-index: 1;
  display: grid;
  grid-column: 2;
  grid-row: 1;
  place-items: center;
  align-self: center;
  width: 52px;
  height: 52px;
  margin: 0 auto;
  border: 3px solid var(--color-service-background);
  border-radius: 50%;
  color: var(--color-text-white);
  background: var(--color-header-background);
  font-size: 0.86rem;
  font-weight: 700;
}

.work-step-card h3,
.work-step-card h4 {
  margin: 0 0 12px;
  color: var(--color-text-heading);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.25;
}

.work-step-card p {
  margin: 0;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.work-support {
  max-width: 1080px;
  margin: clamp(72px, 10vw, 112px) auto 0;
}

.work-support-heading {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: clamp(30px, 5vw, 48px);
}

.work-support-heading span {
  height: 1px;
  flex: 1;
  background: var(--color-accent);
}

.work-support-heading h3 {
  margin: 0;
  color: var(--color-text-heading);
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  text-align: center;
}

.work-support-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 42px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.work-support-step .work-step-card {
  position: relative;
  min-height: 100%;
  padding-top: clamp(64px, 7vw, 78px);
}

.work-support-number {
  position: absolute;
  top: 0;
  left: clamp(24px, 3vw, 34px);
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 0 0 var(--radius-small) var(--radius-small);
  color: var(--color-text-white);
  background: var(--color-header-background);
  font-size: 0.8rem;
  font-weight: 700;
}


/* Differentiators section */

.differentiators-section {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
}

.differentiators-geometry {
  display: block;
  width: clamp(190px, 22vw, 300px);
  height: auto;
  margin: -62px clamp(24px, 8vw, 110px) 18px auto;
  pointer-events: none;
}

.geometry-line,
.geometry-triangle,
.geometry-cross {
  fill: none;
  stroke: var(--color-text-light);
  stroke-width: 1.4;
}

.geometry-cross-two {
  stroke: var(--color-accent-muted);
}

.geometry-diamond {
  fill: var(--color-accent-muted);
}

.differentiators-heading {
  max-width: 720px;
  margin: 0 auto clamp(72px, 10vw, 128px);
  text-align: center;
}

.differentiators-heading .eyebrow {
  margin-bottom: 10px;
  color: var(--color-accent-dark);
}

.differentiators-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 1100px;
  margin: 0 auto;
}

.differentiators-grid::before,
.differentiators-grid::after {
  position: absolute;
  z-index: 0;
  background: var(--color-accent);
  content: '';
}

.differentiators-grid::before {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.differentiators-grid::after {
  top: 50%;
  right: 0;
  left: 0;
  height: 1px;
}

.differentiator {
  position: relative;
  z-index: 1;
  min-height: 290px;
  padding: 0 clamp(26px, 3vw, 64px) clamp(54px, 6vw, 76px);
}

.differentiator-three,
.differentiator-four {
  padding-top: clamp(54px, 6vw, 76px);
  padding-bottom: 0;
}

.differentiator-one,
.differentiator-three {
  padding-left: clamp(26px, 2vw, 28px);
}

.differentiator-two,
.differentiator-four {
  padding-right: clamp(26px, 2vw, 28px);
}

.differentiator-meta {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  margin-bottom: 38px;
}

.differentiator-meta img {
  display: block;
  width: clamp(51px, 6vw, 72px);
  height: auto;
  transform: translateX(-14%);
}

.differentiator h3 {
  max-width: 500px;
  margin: 0 0 56px;
  color: var(--color-text-heading);
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  line-height: 1.2;
}

.differentiator p {
  max-width: 480px;
  margin: 0;
  color: var(--color-text-subtle);
  font-size: 1rem;
  line-height: 1.45;
}

.differentiators-center-mark {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 14px;
  background: var(--color-accent);
  transform: translate(-50%, -50%) rotate(45deg);
}

/* Calculator section */

.calculator-section {
  background: var(--color-hero-background);
}

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  max-width: 980px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.calculator-card {
  padding: clamp(24px, 5vw, 42px);
  background: var(--color-surface);
}

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

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

.field label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text-primary);
  font-weight: 700;
}

.field label span {
  color: var(--color-text-muted);
  font-size: 0.86em;
  font-weight: 400;
}

.field input,
.field select {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-small);
  color: var(--color-text-primary);
  background: var(--color-surface);
  font: inherit;
}

.field input::placeholder {
  color: var(--color-text-placeholder);
}

.field select {
  min-height: 50px;
  appearance: auto;
}

.field input:focus,
.field select:focus {
  border-color: var(--color-focus-border);
  outline: 3px solid var(--color-focus-ring);
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 24px 0;
  color: var(--color-text-checkbox);
  line-height: 1.4;
  cursor: pointer;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  margin: 1px 0 0;
  accent-color: var(--color-focus-border);
}

.calculator-button {
  width: 100%;
  margin-top: 16px;
  padding: 14px 18px;
  border: 2px solid var(--color-accent-border);
  border-radius: var(--radius-small);
  color: var(--color-text-primary);
  background: var(--color-accent);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.calculator-button:hover {
  border-color: var(--color-accent-hover-border);
  background: var(--color-accent-hover-background);
  transform: translateY(-1px);
}

.calculator-button:disabled {
  border-color: var(--color-disabled-border);
  color: var(--color-text-disabled);
  background: var(--color-disabled-background);
  cursor: not-allowed;
  transform: none;
}

.calculator-button:focus-visible,
.result-link:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.calculator-note {
  margin: 14px 0 0;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.form-error {
  margin: -8px 0 16px;
  color: var(--color-error);
  font-size: 0.9rem;
  font-weight: 700;
}

.calculator-result {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 5vw, 46px);
  color: var(--color-text-white);
  background: var(--color-header-background);
}

.result-label {
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-value {
  display: block;
  margin: 10px 0 8px;
  color: var(--color-text-white);
  overflow-wrap: anywhere;
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1;
}

.calculator-result p {
  min-height: 48px;
  margin: 0 0 28px;
  color: var(--color-text-light);
  line-height: 1.5;
}

.calculator-result .result-disclaimer,
.calculator-result .result-note {
  min-height: 0;
  margin-bottom: 14px;
}

.calculator-result .result-disclaimer {
  color: var(--color-text-white);
  font-weight: 700;
}

.calculator-result .result-note {
  margin-bottom: 0;
  color: var(--color-text-note);
  font-size: 0.78rem;
  line-height: 1.45;
}

.result-link {
  align-self: flex-start;
  color: var(--color-accent);
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
}

.result-link span {
  display: inline-block;
  margin-left: 5px;
  transition: transform var(--transition-fast);
}

.result-link:hover span {
  transform: translateX(4px);
}

/* Service section */

.service-section {
  background: var(--color-service-background);
}

.service-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.86fr);
  gap: 0;
  align-items: stretch;
  max-width: 1100px;
  margin: 0 auto 34px;
  box-shadow: var(--shadow-header);
  border-radius: var(--radius-medium);
}

.service-coverage,
.service-locations,
.service-notes {
  background: var(--color-text-on-dark);
}

.service-top {
  padding: clamp(2px, 2vw, 10px);
  background: var(--color-surface);
  line-height: 1;
}

.service-top p {
  color: gray;
}

.service-top p:last-child {
  color: var(--color-text-subtle);
}

.service-copy {
  padding: clamp(24px, 4vw, 38px);
  background: var(--color-surface);
}

.service-copy p {
  margin: 0 0 22px;
  color: var(--color-text-primary);
  line-height: 0.2;
}

.service-copy p:last-child {
  margin-bottom: 0;
  color: var(--color-text-subtle);
}

.service-addresses p {
  line-height: 1.5;
}
.service-label,
.service-cities {
  color: var(--color-text-primary);
}

.service-label {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.service-cities {
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1;
}

.service-image-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-surface);
}

.service-image-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 440px;
  object-fit: cover;
}

.service-coverage {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto;
}

.service-coverage > :first-child {
  border-radius: var(--radius-medium) var(--radius-medium) 0 0;
}

.service-coverage > :last-child {
  border-radius: 0 0 var(--radius-medium) var(--radius-medium);
}

.service-coverage .service-image-wrap img {
  max-height: none;
}

.service-coverage .service-copy p {
  margin-bottom: 50px;
}

.service-coverage .service-copy p:last-child {
  margin-bottom: 0;
}

.service-locations {
  grid-template-columns: minmax(0, 1.08fr) minmax(240px, 0.72fr);
}

.service-locations .service-image-wrap img {
  max-height: none;
  object-fit: contain;
}

.service-addresses .service-label {
  margin-bottom: 28px;
}

.service-locations > :first-child {
  border-radius: var(--radius-medium) 0 0 var(--radius-medium);
}

.service-locations > :last-child {
  border-radius: 0 var(--radius-medium) var(--radius-medium) 0;
}

.service-notes > :first-child {
  border-radius: var(--radius-medium) 0 0 var(--radius-medium);
}

.service-notes > :last-child {
  border-radius: 0 var(--radius-medium) var(--radius-medium) 0;
}

.service-location {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(160px, 0.72fr);
  gap: 0;
  align-items: stretch;
}

.service-location-content {
  min-width: 0;
}

.service-location-title {
  display: block;
  margin-bottom: 14px;
  color: var(--color-text-primary);
  line-height: 1.2;
}

.service-location-image {
  display: block;
  width: 120px;
  height: 100%;
  min-height: 190px;
  justify-self: center;
  margin-inline: auto;
  border-radius: var(--radius-small);
  object-fit: cover;
  object-position: center;
}

.service-location p {
  margin-bottom: 0;
}

.service-location + .service-location {
  margin-top: 30px;
  padding-top: 28px;
  border-top: 1px solid var(--color-accent);
}

.service-hours-label {
  color: var(--color-text-primary); 
}

@media (max-width: 600px) {
  .service-location {
    grid-template-columns: minmax(0, 0.6fr) minmax(140px, 0.5fr);
    gap: 0;
  }

  .service-location-image {
    width: 140px;
    min-height: 180px;
  }
}

.service-hours-label {
  font-size: 0.82em;
  letter-spacing: 0.04em;
}

.service-notes {
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: stretch;
  margin-bottom: 0;
}

.service-notes .service-copy {
  display: flex;
  align-items: center;
}

.service-notes .service-copy p {
  margin: 0;
  line-height: 1.3;
}

.service-warning {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(24px, 4vw, 38px);
  color: var(--color-text-primary);
  background: var(--color-accent);
  line-height: 1.5;
  text-align: center;
}

.service-warning p {
  margin: 0;
}

/* Footer section */

.site-footer {
  padding: 10px 8% 10px;
  color: var(--color-text-on-dark);
  background: var(--color-header-background);
  border-top: 3px solid var(--color-accent);
}

.footer-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(32px, 7vw, 96px);
  max-width: 1100px;
  margin: 0 auto;
}

.footer-registration {
  display: flex;
  align-items: center;
  gap: 22px;
}

.footer-registration img {
  display: block;
  width: clamp(72px, 10vw, 104px);
  height: auto;
  flex: 0 0 auto;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-card);
}

.footer-registration p,
.footer-legal p {
  margin: 0;
  line-height: 1.5;
}

.footer-registration p + p {
  margin-top: 4px;
}

.footer-label,
.footer-legal p:first-child {
  color: var(--color-text-white);
  font-weight: 700;
}

.footer-legal {
  align-self: center;
  max-width: 620px;
  color: var(--color-text-note);
  font-size: 0.86rem;
}

.footer-legal p + p {
  margin-top: 10px;
}

.footer-legal a {
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
}

.footer-legal a:hover,
.footer-legal a:focus-visible {
  color: var(--color-accent-hover-background);
}

.footer-legal a:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

/* Responsive layout */

@media (max-width: 800px) {
  #abertura {
    width: 100%;
    min-height: 0;
    padding: 24px 0 0;
  }

  #abertura > h1,
  #abertura > h2,
  #abertura > .section-presentation {
    margin-inline: 5%;
  }

  .abertura-section h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
  }

  .abertura-section h2 {
    font-size: clamp(1.1rem, 3vw, 1.4rem);
  }

  .fundo-section {
    width: 100%;
    min-height: 220px;
    margin-inline: 0;
    padding: 0;
    background-color: black;
    background-size: contain;
    background-position: center top;
  }

  .presentation-text {
    min-height: 0;
    padding: 16px 20px;
    font-size: 1rem;
  }

  .work-heading {
    margin-bottom: 48px;
  }

  .work-timeline {
    padding-left: 44px;
  }

  .work-timeline::before {
    top: 26px;
    bottom: 26px;
    left: 18px;
    transform: none;
  }

  .work-step,
  .work-step + .work-step {
    display: block;
    min-height: 0;
    margin-top: 24px;
  }

  .work-step:first-child {
    margin-top: 0;
  }

  .work-step-card,
  .work-step:nth-child(odd) .work-step-card,
  .work-step:nth-child(even) .work-step-card {
    text-align: left;
  }

  .work-step-number {
    position: absolute;
    top: 18px;
    left: -44px;
    width: 36px;
    height: 36px;
    border-width: 2px;
    font-size: 0.72rem;
  }

  .work-support {
    margin-top: 64px;
  }

  .work-support-heading {
    gap: 12px;
  }

  .work-support-heading h3 {
    font-size: 1.25rem;
  }

  .work-support-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .service-copy,
  .service-image-wrap,
  .service-notes {
    border-radius: var(--radius-medium);
  }
}

@media (max-width: 1080px) {
  .header-content {
    position: relative;
    height: var(--header-height);
    min-height: var(--header-height);
    flex-wrap: nowrap;
    justify-content: space-between;
    padding: 0 20px 0 0;
  }

  .main-navigation {
    position: absolute;
    top: 100%;
    right: 20px;
    display: none;
    width: max-content;
    min-width: 210px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px;
    background: var(--color-header-background);
    box-shadow: var(--shadow-menu);
  }

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

  .main-navigation a {
    padding: 10px 0;
    font-size: 1rem;
  }

  .menu-toggle {
    display: flex;
    z-index: 1;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    cursor: pointer;
  }

  .menu-toggle span:not(.sr-only) {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text-white);
  }

  .menu-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
  }
}

@media (min-width: 800px) {
  .service-section .section-heading h2 {
    white-space: nowrap;
  }
}

@media (max-width: 600px) {
  .contact-area {
    min-width: 0;
    flex: 1 1 auto;
    padding: 17px 0 2px;
    overflow: hidden;
  }

  .header-content {
    gap: 0;
  }

  .phone {
    font-size: 1.48rem;
    white-space: normal;
  }

  .phone-number {
    overflow-wrap: anywhere;
  }

  .contact-methods {
    margin-top: 2px;
    font-size: 0.82rem;
  }

  .service-area {
    font-size: 0.6rem;
    line-height: 1.15;
    white-space: normal;
  }

  main section {
    padding: 48px 5%;
  }

  .site-footer {
    padding: 28px 5% 16px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .footer-registration {
    justify-content: center;
    text-align: left;
  }

  .footer-legal {
    max-width: none;
  }

  .product-grid-slabs,
  .product-grid-components {
    grid-template-columns: 1fr;
  }

  .product-card {
    padding: 24px;
  }

  .product-card + .product-card {
    border-top: 1px solid var(--color-input-border);
    border-left: 0;
  }

  .product-card-featured + .product-card {
    border-top: 0;
  }

  .product-grid-slabs .product-card img {
    height: min(68vw, 300px);
  }

  .product-grid-components .product-card img {
    height: min(38vw, 150px);
  }

  .differentiators-heading {
    margin-bottom: 58px;
  }

  .differentiators-geometry {
    width: 120px;
    margin: -42px 3% 14px auto;
    opacity: 0.8;
  }

  .differentiators-heading .eyebrow {
    margin-bottom: 10px;
  }

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

  .differentiators-grid::before,
  .differentiators-grid::after,
  .differentiators-center-mark {
    display: none;
  }

  .differentiator,
  .differentiator-three,
  .differentiator-four,
  .differentiator-one,
  .differentiator-two {
    min-height: 0;
    padding: 34px 0;
    border-bottom: 1px solid var(--color-text-light);
  }

  .differentiator-one {
    padding-top: 0;
  }

  .differentiator-four {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .differentiator h3 {
    margin-bottom: 24px;
  }

  .calculator-layout {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .service-locations,
  .service-notes {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .service-image-wrap img {
    height: auto;
    max-height: none;
  }

  .service-copy p {
    line-height: 1.4;
  }

  .calculator-result {
    min-height: 280px;
  }

  .service-grid > :first-child {
    border-radius: 12px 0 0 12px;
  }

  .service-grid > :last-child {
    border-radius: 0 12px 12px 0;
  }

  .service-coverage > :first-child {
    border-radius: 12px 12px 0 0;
  }

  .service-coverage > :last-child {
    border-radius: 0 0 12px 12px;
  }

  .service-section .service-grid > * {
    border-radius: var(--radius-medium);
  }

  .service-section .service-location {
    border-radius: var(--radius-medium);
  }
}

@media (max-width: 430px) {
  .form-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .field-full {
    grid-column: auto;
  }
}