/* ==========================================================================
   NS Engenharia & Energia — estilos da página inicial

   Índice
   1. Variáveis (cores, fonte, medidas)
   2. Base
   3. Peças reutilizáveis (container, seção, botão, link, ícone)
   4. Animação de entrada (data-reveal)
   5. Menu
   6. Hero
   7. Números
   8. Serviços
   9. Atuação (carrossel) e homologação
  10. Portfólio (cases)
  11. Quem somos e diferenciais
  12. Depoimentos
  13. Blog
  14. Contato e formulário
  15. Rodapé
  16. Movimento reduzido
   ========================================================================== */

/* 1. VARIÁVEIS ============================================================ */

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src:
    url("assets/fonts/plus-jakarta-sans-300.woff2") format("woff2"),
    url("assets/fonts/plus-jakarta-sans-300.woff") format("woff");
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src:
    url("assets/fonts/plus-jakarta-sans-400.woff2") format("woff2"),
    url("assets/fonts/plus-jakarta-sans-400.woff") format("woff");
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src:
    url("assets/fonts/plus-jakarta-sans-700.woff2") format("woff2"),
    url("assets/fonts/plus-jakarta-sans-700.woff") format("woff");
}

:root {
  /* cores da marca */
  --ocean: #122f3a; /* azul-petróleo: fundos escuros e títulos */
  --ink: #172227; /* quase preto: rodapé */
  --teal: #189292; /* cor de destaque */
  --teal-dark: #0e7f7f; /* teal para texto pequeno sobre fundo claro */
  --cyan: #22d3d3; /* destaque sobre fundo escuro */
  --platinum: #f4f5f6; /* fundo cinza claro */
  --muted: #b5bfcc; /* texto secundário sobre fundo escuro */
  --text: #50656e; /* texto corrido sobre fundo claro */
  --quote-text: #334b56;
  --error: #e0705f;

  --font:
    "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto,
    sans-serif;

  /* medidas */
  --max: 1440px; /* largura máxima do conteúdo */
  --pad: clamp(1.25rem, 4.2vw, 3.75rem); /* margem lateral */
  --inset: max(var(--pad), calc((100vw - var(--max)) / 2 + var(--pad)));
  --radius: 16px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --nav-h: 72px;
}

/* 2. BASE ================================================================= */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text);
  background: #fff;
  overflow-x: clip;
}

h1,
h2,
h3,
p,
ul,
ol,
figure,
blockquote {
  margin: 0;
}
ul,
ol {
  padding: 0;
  list-style: none;
}
img,
svg {
  display: block;
  max-width: 100%;
}
img {
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
strong {
  font-weight: 700;
}
hr {
  height: 1px;
  margin: 0;
  border: 0;
  background: currentColor;
  opacity: 0.14;
}
[hidden] {
  display: none !important;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
button {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

h1,
h2 {
  font-weight: 300;
  letter-spacing: -0.02em;
}
h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.75rem);
  line-height: 1.05;
}
h2 {
  font-size: clamp(1.9rem, 3.6vw, 3.25rem);
  line-height: 1.12;
}
h3 {
  font-size: 1.375rem;
  line-height: 1.25;
}
h2 strong {
  font-weight: 700;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 200;
  padding: 0.75rem 1rem;
  background: #fff;
  color: var(--ocean);
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* 3. PEÇAS REUTILIZÁVEIS ================================================== */

.container {
  position: relative;
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* Seções: o tom do fundo define a cor do texto */
.section {
  position: relative;
  padding-block: clamp(4rem, 9vw, 8rem);
  overflow: clip;
}
.section--ocean {
  background: var(--ocean);
  color: var(--platinum);
}
.section--white {
  background: #fff;
  color: var(--text);
}
.section--platinum {
  background: var(--platinum);
  color: var(--text);
}
.section--gradient {
  background: linear-gradient(180deg, var(--ocean), var(--ink));
  color: var(--platinum);
}

.section--ocean h2,
.section--gradient h2 {
  color: #fff;
}
.section--white h2,
.section--platinum h2 {
  color: var(--ocean);
}

/* Marcas decorativas de fundo */
.section__mark {
  position: absolute;
  right: var(--inset);
  bottom: 0;
  height: min(70%, 560px);
  width: auto;
  opacity: 0.16;
  mix-blend-mode: multiply;
  filter: saturate(1.1) contrast(1.08);
  pointer-events: none;
}
#equipe .section__mark,
#equipe .section__mark-glow {
  top: 0;
  right: auto;
  bottom: auto;
  left: -10vw;
}
#equipe .section__mark {
  height: min(62%, 520px);
}
#equipe .section__mark-glow {
  width: min(62vw, 520px);
}
#sobre .section__mark,
#sobre .section__mark-glow {
  right: -10vw;
  bottom: -4rem;
}
.section__mark-glow {
  position: absolute;
  right: var(--inset);
  bottom: 0;
  width: min(70vw, 560px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(
    ellipse,
    rgba(255, 255, 255, 0.28) 0%,
    rgba(255, 255, 255, 0.12) 42%,
    transparent 72%
  );
  filter: blur(22px);
  opacity: 0.72;
  pointer-events: none;
}

/* Cabeçalho de seção: título + texto (ou etiqueta ao lado) */
.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-head > * + * {
  margin-top: 1rem;
}
.section-head--split {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem 3rem;
}
.section-head--split > * + * {
  margin-top: 0;
}
.section-head__text {
  margin-top: 1rem;
  max-width: 34rem;
  font-size: 1.0625rem;
}
.section-head__side {
  max-width: 28rem;
  display: grid;
  gap: 1.5rem;
  justify-items: start;
}
.section-foot {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  text-align: center;
}

/* Etiqueta com ponto pulsante */
.eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-dark);
}
.eyebrow::before,
.eyebrow::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}
.eyebrow::after {
  position: absolute;
  left: 0;
  animation: eyebrow-pulse 2.4s ease-out infinite;
}
.section--ocean .eyebrow,
.section--gradient .eyebrow {
  color: var(--platinum);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.9rem 1.75rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 700;
  transition:
    background-color 0.25s,
    color 0.25s,
    border-color 0.25s;
}
.btn--primary {
  background: var(--teal);
  color: #fff;
}
.btn--primary:hover {
  background: #14a3a3;
}
.btn--ghost {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}
.btn--ghost:hover {
  background: #fff;
  color: var(--ocean);
}
.btn--outline {
  border-color: rgba(18, 47, 58, 0.3);
  color: var(--ocean);
}
.btn--outline:hover {
  background: var(--ocean);
  color: #fff;
}

/* Link com seta num círculo */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  font-weight: 700;
}
.link-arrow__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid currentColor;
  border-radius: 50%;
  transition: transform 0.3s var(--ease);
}
.link-arrow__icon svg {
  width: 20px;
  height: 20px;
}
.link-arrow:hover .link-arrow__icon {
  transform: translate(3px, -3px);
}

/* Setas desenhadas em SVG inline */
.link-arrow svg,
.circle-btn svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Quadrado do ícone (cartões de atuação e diferenciais) */
.icon-box {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  transition:
    background-color 0.3s,
    transform 0.3s;
}
.seg-card:hover .icon-box,
.dif-card:hover .icon-box {
  background: var(--teal);
  transform: rotate(-4deg);
}

/* Botão redondo das setas do carrossel */
.circle-btn {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  background: transparent;
  color: #fff;
  transition:
    background-color 0.25s,
    border-color 0.25s;
}
.circle-btn svg {
  width: 22px;
  height: 22px;
}
.circle-btn:hover:not(:disabled) {
  background: var(--teal);
  border-color: var(--teal);
}
.circle-btn:disabled {
  opacity: 0.35;
  cursor: default;
}
.section--white .circle-btn {
  border-color: rgba(18, 47, 58, 0.3);
  color: var(--ocean);
}
.section--white .circle-btn:hover:not(:disabled) {
  color: #fff;
}

/* 4. ANIMAÇÃO DE ENTRADA ==================================================
   O JavaScript liga a classe .js-reveal no <html> e coloca .is-in em cada
   elemento quando ele aparece na tela. Sem JavaScript, tudo fica visível.
   Uso no HTML:  data-reveal="up | up-sm | up-lg | down | left | right | scale | fade" */

.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.82s var(--ease),
    transform 1.05s var(--ease);
}
.js-reveal [data-reveal="up-sm"] {
  transform: translateY(22px);
}
.js-reveal [data-reveal="up-lg"] {
  transform: translateY(54px);
}
.js-reveal [data-reveal="down"] {
  transform: translateY(-28px);
}
.js-reveal [data-reveal="left"] {
  transform: translateX(-38px);
}
.js-reveal [data-reveal="right"] {
  transform: translateX(38px);
}
.js-reveal [data-reveal="scale"] {
  transform: scale(0.94);
}
.js-reveal [data-reveal="fade"] {
  transform: none;
}
.js-reveal [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (max-width: 767px) {
  .js-reveal [data-reveal] {
    transform: none;
    transition: opacity 0.26s;
  }
  .js-reveal .hero [data-reveal] {
    opacity: 1;
    transition: none;
  }
}

/* 5. MENU =================================================================
   O JavaScript troca data-tone (dark/light) conforme a seção sob o menu
   e data-at-top (true/false) conforme a página rola. */

.nav {
  position: fixed;
  inset: 14px 20px auto;
  z-index: 100;
  width: min(calc(100% - 40px), 1360px);
  margin-inline: auto;
  padding-block: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  color: #fff;
  background: rgba(18, 47, 58, 0.3);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  transition:
    background-color 0.35s,
    color 0.35s,
    box-shadow 0.35s;
  animation: nav-in 0.9s var(--ease) backwards;
}
.nav[data-tone="dark"] {
  background: rgba(18, 47, 58, 0.48);
  border-color: rgba(255, 255, 255, 0.18);
}
.nav[data-tone="light"] {
  background: rgba(248, 251, 252, 0.78);
  border-color: rgba(18, 47, 58, 0.1);
  color: var(--ocean);
  box-shadow: 0 12px 36px rgba(18, 47, 58, 0.12);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: var(--max);
  margin-inline: auto;
  padding: 10px clamp(14px, 2.3vw, 30px);
}

/* Marca completa permanece estável durante a rolagem. */
.nav__logo {
  display: block;
  width: 180px;
  flex: none;
}
.nav__logo-full {
  display: block;
  width: 180px;
  height: auto;
}
.nav__logo-dark {
  display: none;
}
.nav[data-tone="light"] .nav__logo-full {
  display: none;
}
.nav[data-tone="light"] .nav__logo-dark {
  display: block;
  width: 180px;
  height: auto;
}
.nav.is-open .nav__logo-dark {
  display: none;
}
.nav.is-open .nav__logo-full {
  display: block;
}

/* Links */
.nav__menu > ul {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.2vw, 2.25rem);
}
.nav__menu a:not(.mega-item),
.nav__menu .has-sub > button {
  padding: 0.5rem 0;
  border: 0;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px
    no-repeat;
  color: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background-size 0.3s;
}
.nav__menu a:not(.mega-item):hover,
.nav__menu .has-sub > button:hover,
.nav__menu a[aria-current="page"] {
  background-size: 100% 1px;
}

/* Seta ao lado dos itens com submenu */
.has-sub > button::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 0.5rem;
  border: solid currentColor;
  border-width: 0 1.5px 1.5px 0;
  transform: translateY(-3px) rotate(45deg);
  transition: transform 0.25s;
}
.has-sub.is-open > button::after {
  transform: translateY(0) rotate(-135deg);
}

/* Submenu (painel escuro com miniaturas) */
.sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: var(--inset);
  flex-wrap: wrap;
  gap: 14px;
  width: max-content;
  max-width: calc(100vw - 2 * var(--pad));
  margin-top: 8px;
  padding: 24px;
  border-radius: 14px;
  background: #0e2a2f;
  color: #fff;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.5);
}
.sub-menu--3col {
  max-width: min(calc(100vw - 2 * var(--pad)), 796px);
} /* 3 × 240 + vãos + padding */
.has-sub.is-open > .sub-menu {
  display: flex;
}

.mega-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 240px;
  padding: 12px;
  border-radius: 10px;
  transition: background-color 0.25s;
}
.mega-item:hover {
  background: rgba(255, 255, 255, 0.06);
}
.mega-item img {
  width: 100%;
  height: 150px;
  margin-bottom: 8px;
  border-radius: 8px;
  object-fit: cover;
}
.mega-item__text {
  display: grid;
  gap: 3px;
  min-width: 0;
}
.mega-item__label {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  color: #fff;
}
.mega-item__desc {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--teal);
}

.sub-menu__all {
  display: flex;
  align-items: center;
  width: 180px;
  padding-left: 14px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}
.sub-menu__all a {
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
}
.sub-menu__all a:hover {
  background: rgba(255, 255, 255, 0.06);
}

/* Botão hambúrguer (só aparece no celular/tablet) */
.nav__toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  border: 0;
  background: none;
  color: inherit;
}
.nav__toggle span {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition:
    transform 0.3s var(--ease),
    opacity 0.2s;
}
.nav__toggle span:nth-child(1) {
  top: 14px;
}
.nav__toggle span:nth-child(2) {
  top: 21px;
}
.nav__toggle span:nth-child(3) {
  top: 28px;
}
.nav.is-open .nav__toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav.is-open .nav__toggle span:nth-child(2) {
  opacity: 0;
}
.nav.is-open .nav__toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Tablet e celular: menu vira lista em tela cheia */
@media (max-width: 1024px) {
  .nav__toggle {
    display: block;
  }
  .nav.is-open {
    background: var(--ocean);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.18);
    border-radius: 20px;
  }

  .nav__menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: calc(100dvh - 120px);
    padding: 8px var(--pad) 24px;
    overflow-y: auto;
    background: var(--ocean);
    color: #fff;
  }
  .nav.is-open .nav__menu {
    display: block;
  }
  .nav__menu > ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav__menu > ul > li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .nav__menu a:not(.mega-item),
  .nav__menu .has-sub > button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 14px 0;
    font-size: 1.125rem;
    background-image: none;
    text-align: left;
  }

  .sub-menu {
    position: static;
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    width: auto;
    max-width: none;
    margin: 0;
    padding: 0 0 8px;
    background: transparent;
    box-shadow: none;
  }
  .mega-item {
    flex-direction: row;
    align-items: center;
    width: auto;
    gap: 14px;
    padding: 10px 0 10px 4px;
  }
  .mega-item img {
    width: 52px;
    height: 52px;
    margin: 0;
    flex: none;
  }
  .mega-item__label {
    font-size: 16px;
    line-height: 1.25;
  }
  .mega-item__desc {
    font-size: 11px;
    letter-spacing: 0.06em;
  }
  .sub-menu__all {
    width: auto;
    padding-left: 0;
    border-left: 0;
  }
}

/* 6. HERO ================================================================= */

.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 100vh;
  min-height: 100svh;
  color: #fff;
  background: var(--ocean);
  overflow: hidden;
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: url("assets/img/estacao.jpeg") center center / cover no-repeat;
  transform: scale(1.08);
  animation: hero-zoom 14s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Camadas escuras por cima da foto, para o texto ficar legível */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(
      90deg,
      rgba(18, 47, 58, 0.85) 0%,
      rgba(18, 47, 58, 0.45) 55%,
      rgba(18, 47, 58, 0.15) 100%
    ),
    linear-gradient(0deg, rgba(18, 47, 58, 0.9) 0%, transparent 45%);
}

/* Marca grande flutuando no canto */
.hero__mark {
  position: absolute;
  right: 0;
  bottom: 19%;
  z-index: 0;
  width: auto;
  height: 66%;
  translate: 50% 0;
  opacity: 0.5;
  mix-blend-mode: multiply;
  filter: saturate(1.12) contrast(1.1);
  pointer-events: none;
  animation: mark-float 9s ease-in-out infinite alternate;
}
.hero__mark-glow {
  position: absolute;
  right: 0;
  bottom: 19%;
  z-index: 0;
  width: 60%;
  height: 66%;
  translate: 50% 0;
  border-radius: 50%;
  background: radial-gradient(
    ellipse,
    rgba(255, 255, 255, 0.3) 0%,
    rgba(255, 255, 255, 0.12) 40%,
    transparent 72%
  );
  filter: blur(30px);
  opacity: 0.75;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.5rem);
  padding-block: 9rem 3rem;
}
.hero__text {
  display: grid;
  gap: 1.5rem;
  max-width: 52rem;
}
.hero-badge {
  display: inline-flex;
  justify-self: start;
  align-items: center;
  padding: 0.45rem 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero__text p {
  max-width: 40rem;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--platinum);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 0.5rem;
}

.hero__clients-title {
  margin-bottom: 1rem;
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Faixa de logos (arrastável) */
.logo-rail {
  display: flex;
  align-items: center;
  gap: clamp(1.75rem, 4vw, 3.5rem);
  overflow-x: auto;
  scrollbar-width: none;
  cursor: grab;
}
.logo-rail::-webkit-scrollbar {
  display: none;
}
.logo-slide {
  display: flex;
  flex: none;
  align-items: center;
  justify-content: center;
  height: 48px;
}
.logo-slide img {
  width: auto;
  max-width: 150px;
  height: 100%;
  object-fit: contain;
  opacity: 0.65;
  filter: grayscale(1) brightness(1.6);
  transition:
    opacity 0.3s,
    filter 0.3s,
    transform 0.3s;
}
a.logo-slide:hover img,
.logo-rail--center .logo-slide:hover img {
  opacity: 1;
  filter: none;
  transform: translateY(-2px);
}

@media (max-width: 767px) {
  .nav {
    inset: 10px 10px auto;
    width: calc(100% - 20px);
    border-radius: 16px;
  }
  .nav__inner {
    padding: 8px 12px;
  }
  .nav__logo,
  .nav__logo-full,
  .nav__logo-dark {
    width: 160px;
  }
  .nav__menu {
    border-radius: 0 0 16px 16px;
  }
  .hero__bg {
    transform: none;
    animation: none;
  }
  .hero__mark {
    right: 0;
    bottom: 18%;
    height: 64%;
    opacity: 0.42;
  }
  .hero__mark-glow {
    height: 64%;
  }
  .hero__content {
    padding-top: 8rem;
  }
}

/* 7. NÚMEROS ============================================================== */

.lead {
  display: grid;
  gap: 0.5rem;
  max-width: 38rem;
  font-size: clamp(1.125rem, 1.8vw, 1.5rem);
  font-weight: 300;
  line-height: 1.4;
}

.section-head--top {
  align-items: flex-start;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.stats {
  display: grid;
  gap: 2.5rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.stat {
  max-width: 24rem;
}
.stat__num {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.5rem;
  font-size: clamp(3.5rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
}
.stat__plus {
  color: var(--teal);
}
.stat__unit {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--platinum);
}
.stat__text {
  margin-top: 1rem;
  color: var(--muted);
}

@media (min-width: 640px) {
  .stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .stats > :nth-child(2) {
    justify-self: center;
  }
  .stats > :nth-child(3) {
    justify-self: end;
  }
}

/* 8. SERVIÇOS ============================================================= */

.tiles {
  display: grid;
  gap: 1.25rem;
}

.tile {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 320px;
  padding: 2rem;
  border-radius: var(--radius);
  background: var(--platinum);
}
.tile h3 {
  font-weight: 700;
  color: var(--ocean);
}
.tile p {
  flex: 1;
}
.tile__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tile__foot span {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--teal-dark);
}
.tile__arrow {
  transition: transform 0.35s var(--ease);
}
.tile:hover .tile__arrow {
  transform: translateX(6px);
}

.tile--photo {
  padding: 0;
  background: url("assets/img/quem-somos-clean-960.webp") center / cover
    no-repeat;
}

@media (min-width: 640px) {
  .tiles {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .tiles {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 9. ATUAÇÃO (CARROSSEL) E HOMOLOGAÇÃO ===================================== */

.rail-block {
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

/* Carrossel: rolagem nativa com encaixe; o JavaScript acrescenta arraste e setas */
.rail,
.quote-rail {
  display: flex;
  gap: 1.25rem;
  padding: 1rem var(--inset);
  overflow-x: auto;
  scroll-padding-inline: var(--inset);
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  cursor: grab;
}
.rail::-webkit-scrollbar,
.quote-rail::-webkit-scrollbar {
  display: none;
}
.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}
.is-dragging * {
  pointer-events: none;
}

.seg-card {
  flex: 0 0 min(340px, 80vw);
  display: grid;
  align-content: start;
  gap: 1rem;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
  scroll-snap-align: start;
}
.seg-card .icon-box {
  margin-bottom: 0.5rem;
}
.seg-card h3 {
  font-weight: 700;
  color: #fff;
}
.seg-card p {
  font-size: 0.9375rem;
  color: var(--muted);
}

/* Barra de progresso + setas */
.rail-controls {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 1.5rem;
  padding-inline: var(--inset);
}
.rail-controls--top {
  margin: 0 0 1rem;
}
.rail-buttons {
  display: flex;
  gap: 0.75rem;
}
.rail-progress {
  position: relative;
  flex: 1;
  height: 2px;
  background: rgba(255, 255, 255, 0.15);
  overflow: hidden;
}
.section--white .rail-progress {
  background: rgba(18, 47, 58, 0.12);
}
.rail-progress > div {
  position: absolute;
  inset: 0;
  background: var(--teal);
  transform-origin: left center;
  transform: translateX(calc(var(--offset, 0) * 1%)) scaleX(var(--scale, 0.3));
}

/* Homologação junto às concessionárias */
.clients {
  padding-top: clamp(4rem, 8vw, 7rem);
  text-align: center;
}
#homologacoes.clients {
  padding-top: clamp(2rem, 4vw, 3rem);
}
.clients h2 {
  max-width: 48rem;
  margin-inline: auto;
}
.clients .logo-rail {
  margin-block: clamp(2rem, 4vw, 3rem);
}
.logo-rail--center > :first-child {
  margin-left: auto;
} /* centraliza sem cortar quando a faixa rola */
.logo-rail--center > :last-child {
  margin-right: auto;
}
.logo-rail--center .logo-slide {
  height: 64px;
}

/* Concessionaire marks: one optically balanced logo per white tile. */
#homologacoes .logo-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: stretch;
  justify-items: center;
  gap: 1rem;
  overflow: visible;
  cursor: default;
}
#homologacoes .logo-slide {
  width: 100%;
  max-width: 240px;
  height: 92px;
  padding: 1.1rem 1.35rem;
  border: 1px solid rgba(18, 47, 58, 0.08);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}
#homologacoes .logo-rail--center > :first-child,
#homologacoes .logo-rail--center > :last-child {
  margin-inline: 0;
}
#homologacoes .logo-slide img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  opacity: 1;
  filter: none;
}

@media (max-width: 767px) {
  #homologacoes .logo-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 10. PORTFÓLIO (CASES) ==================================================== */

.cases {
  display: grid;
  gap: 1.25rem;
}

.case {
  position: relative;
  display: block;
  min-height: clamp(400px, 42vw, 560px);
  border-radius: var(--radius);
  background: var(--ocean);
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
.case__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.case::before,
.case::after {
  content: "";
  position: absolute;
  inset: 0;
}
.case::before {
  /* escurece a base para o texto */
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(18, 47, 58, 0.1) 30%,
    rgba(18, 47, 58, 0.92) 100%
  );
}
.case::after {
  /* camada que aparece no hover */
  z-index: 2;
  background: linear-gradient(
    0deg,
    rgba(24, 146, 146, 0.55),
    rgba(18, 47, 58, 0.75)
  );
  opacity: 0;
  transition: opacity 0.5s;
}

.case__btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  transition:
    background-color 0.3s,
    border-color 0.3s,
    transform 0.4s var(--ease);
}
.case__body {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 3;
  padding: 2rem;
}
.case h3 {
  font-size: clamp(1.5rem, 2.2vw, 1.875rem);
  font-weight: 700;
  line-height: 1.15;
}
.case__tags {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--platinum);
  opacity: 0.85;
}

/* Descrição que "abre" no hover */
.case__more {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}
.case__more > div {
  min-height: 0;
  overflow: hidden;
}
.case__more p {
  padding-top: 1rem;
}
.case__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  font-weight: 700;
}
.case__link img {
  transition: transform 0.3s;
}

.case:hover .case__img,
.case:focus-within .case__img {
  transform: scale(1.05);
}
.case:hover::after,
.case:focus-within::after {
  opacity: 1;
}
.case:hover .case__btn,
.case:focus-within .case__btn {
  background: var(--teal);
  border-color: var(--teal);
  transform: rotate(45deg);
}
.case:hover .case__more,
.case:focus-within .case__more {
  grid-template-rows: 1fr;
}
.case:hover .case__link img,
.case:focus-within .case__link img {
  transform: translateX(4px);
}

@media (hover: none) {
  /* celular: sem hover, a descrição já fica aberta */
  .case__more {
    grid-template-rows: 1fr;
  }
}

/* Grade assimétrica: estreito + largo, depois largo + estreito */
@media (min-width: 768px) {
  .cases {
    grid-template-columns: repeat(3, 1fr);
  }
  .case:nth-child(1) {
    grid-column: 1 / 2;
  }
  .case:nth-child(2) {
    grid-column: 2 / 4;
  }
  .case:nth-child(3) {
    grid-column: 1 / 3;
  }
  .case:nth-child(4) {
    grid-column: 3 / 4;
  }
}

/* 11. QUEM SOMOS E DIFERENCIAIS =========================================== */

.about {
  display: grid;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
  padding-bottom: clamp(3.5rem, 7vw, 6rem);
}
.about__text {
  display: grid;
  gap: 1.5rem;
  justify-items: start;
}
.about__copy {
  display: grid;
  gap: 1rem;
  max-width: 36rem;
  color: var(--muted);
}

.timeline {
  display: grid;
}
.timeline li {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding-block: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.timeline__year {
  font-size: 1.75rem;
  font-weight: 300;
  color: var(--cyan);
}
.about__photo {
  width: 100%;
  margin-top: 1.5rem;
  aspect-ratio: 3 / 2;
  border-radius: var(--radius);
  object-fit: cover;
}

.team-details {
  display: grid;
  gap: 0;
  width: 100%;
  max-width: 38rem;
}
.team-details > div {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.team-details strong {
  color: var(--cyan);
  font-size: 1.35rem;
  font-weight: 700;
}
.team-details span {
  color: var(--platinum);
}

.differentials {
  padding-top: clamp(3.5rem, 7vw, 6rem);
}
.dif-grid {
  display: grid;
  gap: 1.25rem;
}
.dif-card {
  display: grid;
  gap: 1.25rem;
  align-content: start;
  padding: 1.75rem 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}
.dif-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: #fff;
}

@media (min-width: 640px) {
  .dif-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 900px) {
  .about {
    grid-template-columns: 1.1fr 0.9fr;
  }
}
@media (min-width: 1100px) {
  .dif-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* 12. DEPOIMENTOS (seção escondida com o atributo "hidden") ================ */

.quote-rail {
  gap: 1.5rem;
  padding-block: 2.5rem 3rem;
}

.quote {
  flex: 0 0 min(420px, 82vw);
  display: grid;
  align-content: start;
  gap: 1rem;
  padding: 2.25rem;
  border-radius: 20px;
  background: var(--platinum);
  color: var(--quote-text);
  scroll-snap-align: start;
  transition:
    transform 0.5s var(--ease),
    background-color 0.4s,
    color 0.4s,
    box-shadow 0.5s;
}
.quote__mark {
  font-size: 4rem;
  font-weight: 700;
  line-height: 0.6;
  color: var(--teal);
}
.quote figcaption {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
}

.quote.is-active {
  transform: translateY(-16px);
  background: var(--teal);
  color: #fff;
  box-shadow: 0 30px 60px -30px rgba(24, 146, 146, 0.6);
}
.quote.is-active .quote__mark {
  color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 767px) {
  .quote.is-active {
    transform: translateY(-8px);
    box-shadow: none;
  }
}

/* 13. BLOG ================================================================ */

.posts {
  display: grid;
  gap: 2rem 1.5rem;
}
.post {
  display: grid;
  gap: 0.75rem;
  align-content: start;
}

.post__media {
  position: relative;
  display: block;
  margin-bottom: 0.5rem;
  aspect-ratio: 3 / 2;
  border-radius: var(--radius);
  overflow: hidden;
}
.post__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.post:hover .post__media img {
  transform: scale(1.05);
}
.post__tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(18, 47, 58, 0.85);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}
.post__date {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}
.post h3 {
  font-weight: 700;
  color: var(--ocean);
}
.post h3 a:hover {
  color: var(--teal-dark);
}

@media (min-width: 640px) {
  .posts {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .posts {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Complementary services documented by the institutional portfolio. */
.other-services-grid {
  display: grid;
  gap: 1.25rem;
}
.other-service-card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  min-height: 190px;
  padding: 1.6rem;
  border: 1px solid rgba(18, 47, 58, 0.08);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 30px rgba(18, 47, 58, 0.06);
}
.other-service-card h3 {
  color: var(--ocean);
  font-size: 1.15rem;
}
.other-service-card p {
  color: var(--text);
}
.other-service-card--photo {
  padding: 0;
  overflow: hidden;
}
.other-service-card--photo img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.other-service-card--photo > div {
  display: grid;
  gap: 0.9rem;
  padding: 1.4rem 1.6rem 1.6rem;
}
@media (min-width: 640px) {
  .other-services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .other-services-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 14. CONTATO E FORMULÁRIO ================================================ */

.contact {
  display: grid;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.contact__info {
  display: grid;
  gap: 2.5rem;
}
.contact__info > div > * + * {
  margin-top: 1.25rem;
}
.contact__info .eyebrow {
  margin-bottom: 0;
}
.contact__list {
  display: grid;
  gap: 0.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding-block: 0.75rem;
}
.contact-item__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  transition:
    background-color 0.3s,
    transform 0.3s;
}
.contact-item__icon img {
  width: 28px;
  height: 28px;
}
a.contact-item:hover .contact-item__icon {
  background: var(--teal);
  transform: translateX(4px);
}
.contact-item__label {
  display: block;
  font-size: 0.8125rem;
  color: var(--muted);
}
.contact-item__value {
  display: block;
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
}

.form-card {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
}
.field {
  display: grid;
  gap: 0.5rem;
}
.field-row {
  display: grid;
  gap: 1.5rem;
}
.field label {
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 58px;
  padding: 0 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  background-color: rgba(255, 255, 255, 0.08);
  color: #fff;
  transition:
    background-color 0.25s,
    border-color 0.25s,
    box-shadow 0.25s,
    color 0.25s;
}
.field textarea {
  min-height: 170px;
  padding-block: 1rem;
  resize: vertical;
}
.field ::placeholder {
  color: rgba(255, 255, 255, 0.5);
}
.field option {
  color: var(--ocean);
}

.field select {
  appearance: none;
  padding-right: 3rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23fff' stroke-width='1.6'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.25rem center;
}

/* Ao digitar, o campo fica branco */
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  background-color: #fff;
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(24, 146, 146, 0.18);
  color: var(--ocean);
}
.field select:focus {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23122f3a' stroke-width='1.6'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
}
.field :focus::placeholder {
  color: #8a9aa3;
}
.field .is-invalid {
  border-color: var(--error);
}

.form-card .btn {
  justify-self: start;
}
.form-feedback {
  font-size: 0.9375rem;
  color: var(--cyan);
}
.form-feedback.is-error {
  color: #ffb4a8;
}

@media (min-width: 640px) {
  .field-row {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 639px) {
  .form-card .btn {
    justify-self: stretch;
  }
}
@media (min-width: 960px) {
  .contact {
    grid-template-columns: 1fr 1fr;
  }
}

/* 15. RODAPÉ ============================================================== */

.footer {
  position: relative;
  isolation: isolate;
  padding-block: clamp(3.5rem, 7vw, 6rem) 2rem;
  background: transparent;
  color: var(--platinum);
}
.contact-footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: linear-gradient(180deg, var(--ocean), var(--ink));
}
.contact-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: url("assets/img/servicos-bg-lines.png") right center / auto 100%
    no-repeat;
  opacity: 0.2;
  pointer-events: none;
}
.contact-footer > #contato {
  position: relative;
  z-index: 1;
  background: transparent;
}
.contact-footer > .footer {
  z-index: 1;
}
.footer > .container {
  z-index: 1;
}
.footer a {
  color: var(--muted);
  transition: color 0.25s;
}
.footer a:hover {
  color: #fff;
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
.footer__brand {
  display: grid;
  gap: 1.25rem;
  justify-items: start;
  align-content: start;
}
.footer__brand img {
  width: 64px;
}
.footer__brand p {
  color: #fff;
}
.footer__social {
  display: flex;
  gap: 0.75rem;
}
.social {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition:
    background-color 0.25s,
    border-color 0.25s;
}
.social:hover {
  background: var(--teal);
  border-color: var(--teal);
}

.footer__title {
  margin-bottom: 1.25rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
}
.footer__list {
  display: grid;
  gap: 0.75rem;
}
.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--muted);
}
.footer__contact img {
  flex: none;
  margin-top: 0.4rem;
}
.footer__contact strong {
  color: rgba(244, 245, 246, 0.8);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-top: 1.5rem;
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--muted);
}
.footer__credit img {
  display: inline-block;
  height: 16px;
  margin-left: 4px;
  vertical-align: middle;
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1.2fr 0.8fr 1fr 1.4fr;
  }
}

/* 16. MOVIMENTO REDUZIDO ================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* ANIMAÇÕES ============================================================== */

@keyframes nav-in {
  from {
    opacity: 0;
    transform: translateY(-100%);
  }
}
@keyframes hero-zoom {
  to {
    transform: scale(1);
  }
}
@keyframes mark-float {
  to {
    transform: translateY(-18px);
  }
}
@keyframes eyebrow-pulse {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  70% {
    transform: scale(2.1);
    opacity: 0;
  }
  100% {
    transform: scale(2.1);
    opacity: 0;
  }
}