/* ==========================================================================
   Nortinfra Soluções e Engenharia — One page institucional
   Paleta extraída das logotipos oficiais:
     azul   #027EFF   |   marinho #000F1D   |   cinza claro #F1F2F2
   ========================================================================== */

/* ---------- Fontes (hospedadas localmente, sem terceiros) ---------- */
@font-face {
  font-family: "Sora";
  font-style: normal; font-weight: 100 800; font-display: swap;
  src: url("../assets/fonts/sora-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Manrope";
  font-style: normal; font-weight: 200 800; font-display: swap;
  src: url("../assets/fonts/manrope-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Tokens ---------- */
:root {
  --navy-950: #000f1d;
  --navy-900: #04182b;
  --navy-800: #0a2540;
  --navy-700: #123556;
  --blue: #027eff;          /* marca */
  --blue-600: #0066d6;      /* azul para texto sobre fundo claro (AA) */
  --blue-300: #66b0ff;      /* azul para texto sobre fundo escuro */
  --blue-50: #eaf3ff;
  --gray-50: #f4f6f8;
  --gray-100: #e8edf2;
  --gray-300: #c9d2db;
  --text: #2c3e50;
  --muted: #576879;
  --white: #ffffff;

  --font-display: "Sora", "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --container: 1240px;
  --gutter: clamp(20px, 4vw, 48px);
  --header-h: 76px;
  --radius: 16px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --shadow-soft: 0 1px 2px rgba(0, 15, 29, .04), 0 12px 32px -12px rgba(0, 15, 29, .14);
}

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

html {
  scroll-padding-top: calc(var(--header-h) - 8px);
  -webkit-text-size-adjust: 100%;
  scrollbar-gutter: stable;   /* reserva o espaço da barra: o layout não "pula" quando o preloader/menu travam o scroll */
}
/* Com JavaScript, a rolagem é feita pelo motor em js/main.js; sem JS, cai no scroll suave nativo */
html:not(.js) { scroll-behavior: smooth; }
/* Durante a rolagem guiada: sem hovers/cliques no conteúdo (evita cintilação e ganha desempenho) */
html.is-autoscrolling main { pointer-events: none; }
[tabindex="-1"]:focus { outline: none; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
figure { margin: 0; }
h1, h2, h3, p, ul, ol, dl, dd, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.12;
  color: var(--navy-950);
  text-wrap: balance;
}

/* ícones de traço */
.card__icon, .case__icon, .contact__list svg, .wa-float svg,
.feature__badge svg, .privacy__close svg, .carousel__btn svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 4px;
}

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

.skip-link {
  position: fixed; top: 8px; left: 8px; z-index: 200;
  padding: 10px 16px; border-radius: 8px;
  background: var(--white); color: var(--navy-950); font-weight: 600; font-size: .9rem;
  transform: translateY(-160%);
  transition: transform .2s var(--ease);
}
.skip-link:focus { transform: none; }

.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Placeholder de imagens ("slots") ----------
   Enquanto a fotografia real não existe, o bloco exibe um fundo técnico
   com o nome do arquivo esperado. Ao adicionar a imagem, o placeholder some. */
.slot {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(2, 126, 255, .30), transparent 60%),
    linear-gradient(160deg, var(--navy-800), var(--navy-950) 75%);
}
.slot::before {
  content: "";
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 34px 34px;
}
.slot > img:not(.hero__mark) {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.slot.is-missing > img:not(.hero__mark) { display: none; }
.slot.is-missing::after {
  content: attr(data-file);
  position: absolute; left: 16px; bottom: 14px; z-index: 2;
  font: 500 11px/1.3 ui-monospace, "SFMono-Regular", Consolas, monospace;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .42);
}

/* ---------- Tipografia utilitária ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  margin-bottom: 20px;
  font-family: var(--font-display);
  font-size: .75rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--blue-600);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.eyebrow--light { color: var(--blue-300); }

.section__title {
  font-size: clamp(2rem, 4.2vw, 3.3rem);
  margin-bottom: 28px;
}
.section__subtitle {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  font-weight: 500; letter-spacing: -.01em;
  color: var(--blue-600);
  margin-top: -8px; margin-bottom: 20px;
}
.lead {
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  line-height: 1.6;
  color: var(--navy-950);
}
.hl {
  font-weight: 700;
  color: var(--navy-950);
  background: linear-gradient(transparent 62%, rgba(2, 126, 255, .22) 62%);
  padding-inline: 2px;
}
strong { font-weight: 700; color: var(--navy-950); }

/* ---------- Seções ---------- */
.section { padding-block: clamp(80px, 11vw, 150px); position: relative; }
.section--tint { background: var(--gray-50); }
.section--dark { background: var(--navy-950); color: rgba(255, 255, 255, .78); }
.section--dark h2 { color: var(--white); }

.section__head { max-width: 860px; margin-bottom: clamp(44px, 6vw, 80px); }
.section__intro { display: grid; gap: 16px; max-width: 760px; color: var(--muted); font-size: 1.05rem; }

/* ---------- Revelação ao rolar (js/main.js aplica .is-visible quando o bloco entra na tela) ---------- */
:root { --ease-out: cubic-bezier(.16, 1, .3, 1); }   /* desaceleração longa e suave */

/* 1. Blocos: sobem e surgem. --d (atraso) é definido pelo JS conforme a ordem de entrada. */
.js .reveal {
  opacity: 0;
  transform: translate3d(0, 30px, 0);
  transition: opacity 1s var(--ease-out), transform 1.2s var(--ease-out);
  transition-delay: var(--d, 0ms);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

/* Só fade (blocos grandes cujo conteúdo interno já anima) */
.js .reveal--fade { transform: none; transition: opacity 1s ease; transition-delay: var(--d, 0ms); }

/* 3. Imagens: "cortina" que abre de cima para baixo */
.js .reveal--mask {
  opacity: 1;
  transform: translate3d(0, 24px, 0);
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1.4s var(--ease-out), transform 1.4s var(--ease-out);
  transition-delay: var(--d, 0ms);
}
.js .reveal--mask.is-visible { clip-path: inset(0 0 0 0); transform: none; }

/* 2. Títulos: palavra por palavra, deslizando por trás de uma máscara */
.js .split .w {
  display: inline-block; vertical-align: top; overflow: hidden;
  padding: .1em 0 .22em; margin: -.1em 0 -.22em;   /* folga para acentos e descendentes não serem cortados */
}
.js .split .w__i {
  display: inline-block;
  transform: translate3d(0, 118%, 0);
  transition: transform 1.15s var(--ease-out);
  transition-delay: calc(var(--wi, 0) * 60ms);
}
.js .split.is-visible .w__i { transform: none; }

/* 4. Conteúdo interno de cards/blocos: aparece em sequência DEPOIS do bloco */
.js .rv-item {
  opacity: 0;
  transform: translate3d(0, 18px, 0);
  transition: opacity .9s var(--ease-out), transform 1s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 85ms + 300ms);
}
.js .reveal.is-visible .rv-item { opacity: 1; transform: none; }

/* Detalhe: o traço do "eyebrow" se desenha quando o texto aparece */
.js .eyebrow.reveal::before { width: 0; transition: width .9s var(--ease-out) .35s; }
.js .eyebrow.reveal.is-visible::before { width: 28px; }

/* Atrasos escalonados (classes em vez de style inline, por causa da CSP) */
.d60 { --d: 60ms; } .d80 { --d: 80ms; } .d100 { --d: 100ms; } .d120 { --d: 120ms; }
.d160 { --d: 160ms; } .d180 { --d: 180ms; } .d200 { --d: 200ms; } .d240 { --d: 240ms; }
.d260 { --d: 260ms; } .d300 { --d: 300ms; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* Hero: animação de entrada por CSS (não depende de rolagem) */
.js .hero .reveal { opacity: 1; transform: none; transition: none; animation: rise .9s var(--ease) both; animation-delay: var(--d, 0ms); }
@keyframes rise { from { opacity: 0; transform: translateY(20px); } }
@keyframes menu-in { from { opacity: 0; transform: translate3d(0, 14px, 0); } }
/* O rótulo do Hero não passa pelo observador de rolagem: o traço fica sempre desenhado (senão sobrava só o espaçamento e o texto ficava recuado) */
.js .hero .eyebrow.reveal::before { width: 28px; transition: none; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  color: var(--white);
  transition: background-color .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s;
}
.site-header.is-scrolled {
  background: rgba(0, 15, 29, .92);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .08);
}
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: flex; align-items: center; min-height: 44px; }
.brand img { height: 30px; width: auto; }

.nav__list { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); }
.nav__list a {
  position: relative; display: inline-block; padding: 8px 0;
  font-size: .875rem; font-weight: 500; letter-spacing: .01em;
  color: rgba(255, 255, 255, .78);
  transition: color .25s;
}
.nav__list a:hover, .nav__list a.is-active { color: var(--white); }

/* Indicador único que desliza até o item ativo (posição vem de js/main.js via --ix/--iy/--iw) */
.nav { position: relative; }
.nav__indicator {
  position: absolute; left: 0; top: 0;
  width: var(--iw, 0px); height: 2px; border-radius: 2px;
  background: var(--blue);
  transform: translate(var(--ix, 0px), var(--iy, 0px));
  opacity: 0; pointer-events: none;
}
.nav.has-indicator .nav__indicator { opacity: 1; }
.nav.indicator-ready .nav__indicator {
  transition: transform .8s var(--ease), width .8s var(--ease), opacity .3s;
}

/* Barra de progresso de leitura no rodapé do header */
.scroll-progress {
  position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--blue-300));
  transform: scaleX(0); transform-origin: left;
  opacity: 0; transition: opacity .3s;
}
.site-header.is-scrolled .scroll-progress { opacity: 1; }

.nav-toggle {
  display: none; position: relative;
  width: 44px; height: 44px; padding: 0;
  background: transparent; border: 0; cursor: pointer; border-radius: 8px;
}
.nav-toggle__bars { position: absolute; inset: 0; }
.nav-toggle__bars i {
  position: absolute; left: 11px; right: 11px; height: 2px; background: var(--white);
  transition: transform .35s var(--ease), opacity .2s, top .35s var(--ease);
}
.nav-toggle__bars i:nth-child(1) { top: 15px; }
.nav-toggle__bars i:nth-child(2) { top: 21px; }
.nav-toggle__bars i:nth-child(3) { top: 27px; }
.nav-toggle[aria-expanded="true"] i:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] i:nth-child(3) { top: 21px; transform: rotate(-45deg); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--navy-950);
  color: var(--white);
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__media.slot {
  background:
    radial-gradient(70% 60% at 82% 28%, rgba(2, 126, 255, .34), transparent 65%),
    radial-gradient(60% 50% at 8% 100%, rgba(2, 126, 255, .16), transparent 70%),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
}
.hero__media.slot::before { background-size: 64px 64px; opacity: .9; }
.hero__media.slot.is-missing::after { left: auto; right: var(--gutter); bottom: 96px; }
.hero__media > img:not(.hero__mark) { animation: hero-zoom 22s ease-out both; }
@keyframes hero-zoom { from { transform: scale(1.08); } to { transform: scale(1); } }

.hero__mark {
  position: absolute; z-index: 1;
  right: -6%; top: 50%;
  width: min(64vw, 780px); height: auto; aspect-ratio: 1;
  transform: translateY(-46%);
  opacity: .09;
  pointer-events: none;
}
.hero__media.has-photo .hero__mark { display: none; }   /* quando houver foto no Hero, adicionar a classe has-photo ao <figure> */

.hero__shade {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(0, 15, 29, .78) 0%, rgba(0, 15, 29, .35) 55%, rgba(0, 15, 29, .1) 100%),
    linear-gradient(180deg, rgba(0, 15, 29, .55) 0%, rgba(0, 15, 29, 0) 30%, rgba(0, 15, 29, .82) 100%);
}

.hero__inner { position: relative; z-index: 2; padding-top: calc(var(--header-h) + 60px); padding-bottom: clamp(48px, 7vw, 96px); }
.hero__title {
  max-width: 1000px;
  font-size: clamp(2.3rem, 4.7vw, 4.5rem);
  font-weight: 600; line-height: 1.04; letter-spacing: -.035em;
  color: var(--white);
}
.hero__accent { color: var(--blue); }
.hero__lead {
  max-width: 620px; margin-top: clamp(24px, 3vw, 36px);
  font-size: clamp(1.02rem, 1.4vw, 1.2rem); line-height: 1.65;
  color: rgba(255, 255, 255, .8);
}

.hero__foot {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding-block: 22px 28px;
}
.hero__foot::before {
  content: ""; position: absolute; top: 0; left: var(--gutter); right: var(--gutter);
  height: 1px; background: rgba(255, 255, 255, .16);
}
.hero__areas { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 0; }
.hero__areas li {
  display: flex; align-items: center;
  font-family: var(--font-display);
  font-size: .72rem; font-weight: 600; letter-spacing: .24em; text-transform: uppercase;
  color: rgba(255, 255, 255, .72);
}
.hero__areas li + li::before {
  content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--blue);
  margin-inline: clamp(12px, 2vw, 22px);
}
.hero__scroll { position: relative; width: 1px; height: 44px; background: rgba(255, 255, 255, .2); overflow: hidden; flex: none; }
.hero__scroll::after {
  content: ""; position: absolute; left: 0; top: -50%; width: 1px; height: 50%; background: var(--blue);
  animation: scroll-line 2.6s var(--ease) infinite;
}
@keyframes scroll-line { to { top: 100%; } }

/* ==========================================================================
   SOBRE
   ========================================================================== */
.about__head {
  display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 96px); align-items: end;
  margin-bottom: clamp(36px, 5vw, 64px);
}
.about__head .section__title { margin-bottom: 0; }
.about__intro { display: grid; gap: 18px; color: var(--muted); }
.about__intro .lead { max-width: 52ch; }

/* Foto grande em toda a largura, com o cartão de texto sobreposto à borda inferior */
.about__banner {
  aspect-ratio: 16 / 9; min-height: 240px;
  border-radius: 22px;
  box-shadow: 0 34px 70px -34px rgba(0, 15, 29, .5);
}
.about__caption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
  display: flex; align-items: center; gap: 12px;
  padding: 72px clamp(20px, 3vw, 36px) clamp(18px, 2.4vw, 28px);
  background: linear-gradient(0deg, rgba(0, 15, 29, .72), transparent);
  font-family: var(--font-display); font-size: .74rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: var(--white);
}
.about__caption span { padding: 5px 11px; border-radius: 999px; background: var(--blue); font-size: .66rem; letter-spacing: .16em; }
.about__card {
  position: relative; z-index: 2;
  display: grid; gap: 16px;
  width: min(100%, 640px);
  margin: calc(-1 * clamp(56px, 9vw, 130px)) clamp(0px, 3vw, 40px) 0 auto;
  padding: clamp(28px, 4vw, 52px);
  background: var(--white); color: var(--muted);
  border-top: 3px solid var(--blue); border-radius: 18px;
  box-shadow: 0 34px 60px -30px rgba(0, 15, 29, .3), 0 2px 6px rgba(0, 15, 29, .05);
}
.about__signature {
  margin-top: 8px; padding-top: 22px; border-top: 1px solid var(--gray-100);
  font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; letter-spacing: -.01em;
  color: var(--navy-950);
}

.concepts {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0 28px;
  margin-top: clamp(64px, 9vw, 112px);
}
.concepts li { position: relative; padding-top: 22px; border-top: 1px solid var(--gray-300); }
.concepts li::before { content: ""; position: absolute; top: -1px; left: 0; width: 28px; height: 2px; background: var(--blue); }
.concepts__k {
  display: block; overflow-wrap: anywhere; margin-bottom: 8px;
  font-family: var(--font-display); font-size: .78rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--navy-950);
}
.concepts__d { display: block; font-size: .875rem; line-height: 1.55; color: var(--muted); }

/* ==========================================================================
   O QUE FAZEMOS
   ========================================================================== */
.services__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 24px; }

.card {
  position: relative; grid-column: span 4;
  display: flex; flex-direction: column; gap: 14px;
  padding: clamp(28px, 3vw, 40px);
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(2, 126, 255, .45); box-shadow: var(--shadow-soft); }
.card__num {
  position: absolute; top: 28px; right: 32px;
  font-family: var(--font-display); font-size: .8rem; font-weight: 600; letter-spacing: .1em;
  color: var(--gray-300);
}
.card__icon {
  width: 52px; height: 52px; padding: 13px; margin-bottom: 14px;
  color: var(--blue-600); background: var(--blue-50); border-radius: 12px;
}
.card__title { font-size: 1.35rem; }
.card p { color: var(--muted); font-size: .98rem; }
.card--eletrico { grid-column: span 5; }
.card--solar {
  grid-column: span 7;
  isolation: isolate; overflow: hidden;
  background:
    radial-gradient(90% 80% at 100% 0%, rgba(2, 126, 255, .28), transparent 60%),
    var(--navy-950);
  border-color: var(--navy-950);
}
.card__bg { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; opacity: .42; }
.card--solar::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, rgba(0, 15, 29, .94) 0%, rgba(0, 15, 29, .78) 48%, rgba(0, 15, 29, .38) 100%);
}
.card--solar .card__title { color: var(--white); }
.card--solar .card__icon { background: rgba(2, 126, 255, .16); color: var(--blue-300); }
.card--solar .card__num { color: rgba(255, 255, 255, .3); }
.card--solar p { color: rgba(255, 255, 255, .78); }
.card--solar:hover { border-color: var(--blue); }

.checklist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 28px; margin-top: 10px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .14); }
.checklist li {
  position: relative; padding-left: 26px;
  font-size: .95rem; color: rgba(255, 255, 255, .92);
}
.checklist li::before {
  content: ""; position: absolute; left: 0; top: .62em; width: 14px; height: 2px; background: var(--blue);
}

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.tags li {
  padding: 6px 12px; border: 1px solid var(--gray-300); border-radius: 999px;
  font-family: var(--font-display); font-size: .66rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--navy-800);
}
.tags--plain { margin-top: auto; padding-top: 12px; }
.tags--plain li { border-color: var(--gray-100); background: var(--gray-50); }

/* Blocos de destaque (Retrofit / BESS) */
.feature {
  grid-column: span 12;
  display: grid; overflow: hidden;
  border-radius: var(--radius);
}
.feature__title { font-size: clamp(1.7rem, 3vw, 2.4rem); color: var(--white); }
.feature__summary {
  margin-top: 22px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .16);
  font-size: 1.05rem; line-height: 1.6; color: rgba(255, 255, 255, .92);
}
.feature__strong { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; color: var(--white); line-height: 1.4; }

.feature--bess {
  grid-template-columns: 5fr 7fr;
  background: var(--white); border: 1px solid var(--gray-100);
}
.feature__media { min-height: 380px; }
.feature__badge {
  position: absolute; left: 20px; top: 20px; z-index: 3;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 9px 14px; border-radius: 999px;
  background: rgba(0, 15, 29, .72); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  font-family: var(--font-display); font-size: .7rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--white);
}
.feature__badge svg { width: 18px; height: 18px; color: var(--blue-300); }
.feature__content { padding: clamp(32px, 5vw, 64px); }
.feature__title--dark { color: var(--navy-950); }

/* Blocos com carrossel à esquerda e texto à direita (Retrofit, Eletromobilidade, Construção, Consultoria) */
.feature--split { grid-template-columns: 5fr 7fr; }
.feature--dark {
  background: radial-gradient(60% 90% at 100% 100%, rgba(2, 126, 255, .2), transparent 70%), var(--navy-800);
  color: rgba(255, 255, 255, .8);
}
.feature--light { background: var(--white); border: 1px solid var(--gray-100); color: var(--text); }
.feature--split .feature__media { position: relative; min-height: clamp(380px, 44vw, 600px); }
.feature--split .feature__content { display: flex; flex-direction: column; justify-content: center; }
.feature--split .card__icon { margin-bottom: 22px; }
.feature--dark .card__icon { background: rgba(2, 126, 255, .16); color: var(--blue-300); }
.feature__text { display: grid; gap: 16px; margin-top: 22px; max-width: 62ch; }
.feature--dark .feature__text p { color: rgba(255, 255, 255, .82); }
.feature--light .feature__text p { color: var(--muted); }
.feature--split .tags--plain { margin-top: 26px; padding-top: 0; }
.feature--dark .tags li { border-color: rgba(255, 255, 255, .24); background: transparent; color: rgba(255, 255, 255, .9); }
.feature__tagline {
  margin-top: 14px;
  font-family: var(--font-display); font-weight: 600; font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  letter-spacing: -.01em; color: var(--blue-600);
}
.feature__summary--dark { color: var(--text); border-top-color: var(--gray-100); }
.feature__cols { columns: 2; column-gap: 40px; margin-top: 28px; color: var(--muted); font-size: .97rem; }
.feature__cols p { break-inside: avoid; margin-bottom: 14px; }
.feature__close {
  margin-top: 12px; padding-left: 20px; border-left: 3px solid var(--blue);
  font-family: var(--font-display); font-weight: 500; font-size: 1.05rem; line-height: 1.5;
  color: var(--navy-950);
}

/* ==========================================================================
   CARROSSEL (comportamento em js/main.js) — troca a cada 3 s; setas, pausa, arraste e teclado
   ========================================================================== */
.carousel { position: absolute; inset: 0; overflow: hidden; background: var(--navy-950); touch-action: pan-y; }
.carousel__viewport { position: absolute; inset: 0; }
.carousel__slide { position: absolute; inset: 0; visibility: hidden; transform: translate3d(100%, 0, 0); will-change: transform; }
.carousel__slide:first-child { visibility: visible; transform: none; }   /* sem JS (ou antes dele), a 1ª foto aparece */
.carousel__slide[data-pos="hidden"] { visibility: hidden; transform: translate3d(100%, 0, 0); }
.carousel__slide[data-pos="center"] { visibility: visible; transform: none; transition: transform .85s var(--ease-out); }
.carousel__slide[data-pos="left"]   { visibility: visible; transform: translate3d(-100%, 0, 0); transition: transform .85s var(--ease-out); }
.carousel__slide[data-pos="right"]  { visibility: visible; transform: translate3d(100%, 0, 0); transition: transform .85s var(--ease-out); }
.carousel__slide.no-anim { transition: none !important; }
.carousel__slide > img { -webkit-user-select: none; user-select: none; -webkit-user-drag: none; }
.carousel__slide.is-missing::after { bottom: 84px; }

/* Enquadramento: cada foto pode priorizar uma região quando cortada */
.carousel__slide.pos-top > img { object-position: 50% 0%; }
.carousel__slide.pos-lower > img { object-position: 50% 72%; }
.carousel__slide.pos-bottom > img { object-position: 50% 100%; }
.carousel__slide.pos-left > img { object-position: 20% 50%; }
.carousel__slide.pos-right > img { object-position: 80% 50%; }

.carousel__ui {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 56px clamp(14px, 2vw, 22px) clamp(16px, 2vw, 22px);
  background: linear-gradient(0deg, rgba(0, 15, 29, .74), transparent);
  pointer-events: none;
}
.carousel__ui > * { pointer-events: auto; }
.carousel__count { font-family: var(--font-display); font-size: .78rem; font-weight: 500; letter-spacing: .14em; color: rgba(255, 255, 255, .72); }
.carousel__count b { font-weight: 600; color: var(--white); }
.carousel__ctrl { display: flex; gap: 8px; }
.carousel__btn {
  display: grid; place-items: center; width: 44px; height: 44px; padding: 0; cursor: pointer;
  color: var(--white);
  background: rgba(0, 15, 29, .55); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, .28); border-radius: 50%;
  transition: background-color .25s, border-color .25s, transform .25s var(--ease);
}
.carousel__btn:hover { background: var(--blue); border-color: var(--blue); }
.carousel__btn:active { transform: scale(.94); }
.carousel__btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.carousel__btn--toggle .ico-play { display: none; }
.carousel.is-user-paused .carousel__btn--toggle .ico-play { display: block; }
.carousel.is-user-paused .carousel__btn--toggle .ico-pause { display: none; }

/* Linha de tempo: ao terminar (3 s) a próxima imagem entra; pausa com o mouse/foco por cima */
.carousel__bar { position: absolute; left: 0; right: 0; bottom: 0; z-index: 4; height: 3px; background: rgba(255, 255, 255, .16); }
.carousel__bar span { display: block; height: 100%; background: var(--blue); transform: scaleX(0); transform-origin: left center; }
.carousel.is-playing .carousel__bar span { animation: carousel-bar 3s linear forwards; }
.carousel.is-held .carousel__bar span, .carousel.is-user-paused .carousel__bar span { animation-play-state: paused; }
@keyframes carousel-bar { to { transform: scaleX(1); } }

/* ==========================================================================
   FAIXA DE IMPACTO
   ========================================================================== */
.impact {
  position: relative; overflow: hidden;
  padding-block: clamp(96px, 13vw, 190px);
  background: var(--navy-950); color: var(--white);
}
.impact__media { position: absolute; inset: 0; }
.impact__media.slot {
  background:
    radial-gradient(70% 70% at 88% 12%, rgba(2, 126, 255, .30), transparent 65%),
    linear-gradient(200deg, var(--navy-800), var(--navy-950) 70%);
}
.impact__shade {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(0, 15, 29, .85), rgba(0, 15, 29, .5) 60%, rgba(0, 15, 29, .7));
}
.impact__inner { position: relative; z-index: 2; }
.impact__top { display: grid; grid-template-columns: 1.4fr .85fr; gap: clamp(32px, 6vw, 96px); align-items: end; }
.impact__title {
  font-size: clamp(2.6rem, 5.6vw, 5rem); line-height: 1.02; letter-spacing: -.04em; color: var(--white);
}
.impact__text { display: grid; gap: 16px; color: rgba(255, 255, 255, .8); font-size: 1.08rem; padding-bottom: 8px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 clamp(20px, 3vw, 44px); margin-top: clamp(56px, 8vw, 104px); }
.steps__item { position: relative; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .22); display: grid; gap: 4px; }
.steps__item:not(:last-child)::after {
  content: "→"; position: absolute; top: 14px; right: 0;
  font-size: 1.2rem; color: rgba(255, 255, 255, .35);
}
.steps__item--key { border-top: 3px solid var(--blue); margin-top: -2px; }
.steps__n { font-family: var(--font-display); font-size: .78rem; font-weight: 600; letter-spacing: .14em; color: var(--blue-300); }
.steps__k {
  font-family: var(--font-display); font-weight: 600; text-transform: uppercase;
  font-size: clamp(1.4rem, 3vw, 2.5rem); letter-spacing: -.02em; line-height: 1.1; color: var(--white);
}
.steps__item--key .steps__k { color: var(--blue); }
.steps__d { color: rgba(255, 255, 255, .62); font-size: .95rem; }

.impact__statement {
  max-width: 1040px; margin-top: clamp(72px, 10vw, 140px);
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.15rem, 2.2vw, 1.7rem); line-height: 1.4; letter-spacing: -.01em;
  color: rgba(255, 255, 255, .82);
}
.impact__final {
  display: block; margin-top: 16px;
  font-size: clamp(2.5rem, 6.6vw, 5.6rem); font-weight: 600; line-height: 1.02; letter-spacing: -.04em;
  color: var(--white);
}
.impact__final em { font-style: normal; color: var(--blue); }

/* ==========================================================================
   DIFERENCIAIS
   ========================================================================== */
.diff__grid { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(48px, 8vw, 120px); align-items: start; }
.diff__intro { position: sticky; top: calc(var(--header-h) + 32px); }
.diff__intro > p:not(.eyebrow):not(.lead) { margin-top: 18px; color: var(--muted); max-width: 54ch; }
.diff__intro .lead { max-width: 48ch; }

.diff__list { border-top: 1px solid var(--gray-300); }
.diff__item {
  display: grid; grid-template-columns: 72px 1fr; gap: 12px;
  padding-block: clamp(24px, 3vw, 36px);
  border-bottom: 1px solid var(--gray-100);
}
.diff__n { font-family: var(--font-display); font-weight: 600; font-size: .95rem; letter-spacing: .08em; color: var(--blue-600); padding-top: 6px; }
.diff__item h3 { font-size: clamp(1.25rem, 2vw, 1.55rem); margin-bottom: 8px; }
.diff__item p { color: var(--muted); max-width: 48ch; }

.diff__closing {
  position: relative; overflow: hidden;
  display: flex; align-items: center;
  margin-top: clamp(64px, 9vw, 112px);
  padding: clamp(36px, 6vw, 84px);
  border-radius: 24px;
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(2, 126, 255, .3), transparent 65%),
    var(--navy-950);
  color: var(--white);
}
.diff__closing span {
  position: relative; z-index: 1; max-width: 22ch;
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.55rem, 3.8vw, 3rem); line-height: 1.18; letter-spacing: -.025em;
  text-wrap: balance;
}
.diff__closing-mark {
  position: absolute; right: -4%; top: 50%; width: min(52%, 420px); height: auto;
  transform: translateY(-50%); opacity: .12;
}

/* ==========================================================================
   CASES
   ========================================================================== */
.cases__list { display: grid; gap: 32px; }

.case {
  display: grid; grid-template-columns: repeat(12, 1fr);
  background: var(--white);
  border: 1px solid var(--gray-100); border-radius: 20px; overflow: hidden;
  transition: box-shadow .45s var(--ease), border-color .3s;
}
.case:hover, .case.is-open { box-shadow: var(--shadow-soft); }
.case__media { position: relative; grid-column: 1 / 6; grid-row: 1; min-height: clamp(400px, 42vw, 580px); }
.case__head {
  grid-column: 6 / 13; grid-row: 1;
  display: flex; flex-direction: column; gap: 14px;
  padding: clamp(28px, 3.4vw, 48px);
}
.case--flip .case__media { grid-column: 8 / 13; }
.case--flip .case__head { grid-column: 1 / 8; }

.case__num {
  font-family: var(--font-display); font-size: .72rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
}
.case__num span { color: var(--blue-600); }
.case__title { font-size: clamp(1.6rem, 2.6vw, 2.3rem); line-height: 1.1; }
.case__trigger {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
  width: 100%; padding: 0; text-align: left; cursor: pointer;
  background: none; border: 0; letter-spacing: inherit; text-wrap: balance;
}
.case__icon {
  flex: none; width: 40px; height: 40px; padding: 9px; margin-top: -2px;
  border: 1px solid var(--gray-300); border-radius: 50%; color: var(--navy-950);
  transition: transform .5s var(--ease), background-color .25s, color .25s, border-color .25s;
}
.case__trigger:hover .case__icon, .case.is-open .case__icon { background: var(--blue); border-color: var(--blue); color: var(--white); }
.case.is-open .case__icon { transform: rotate(45deg); }
.case__sub { font-family: var(--font-display); font-weight: 500; font-size: 1.05rem; letter-spacing: -.01em; color: var(--blue-600); }

.case__figure {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; color: var(--navy-950);
  line-height: 1; letter-spacing: -.01em;
}
.case__figure strong { font-size: clamp(3rem, 6vw, 4.6rem); font-weight: 700; letter-spacing: -.04em; color: var(--blue-600); margin-right: 6px; }

.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 24px; margin-top: 6px; padding-top: 18px; border-top: 1px solid var(--gray-100); }
.facts dt { font-size: .68rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.facts dd { font-weight: 600; color: var(--navy-950); font-size: .95rem; line-height: 1.35; }
.case__head .tags { margin-top: auto; padding-top: 6px; }

.case__panel { grid-column: 1 / -1; grid-row: 2; }
.case__panel-content {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: start;
  padding: clamp(28px, 4vw, 48px) clamp(28px, 3.4vw, 48px);
  border-top: 1px solid var(--gray-100);
  background: var(--gray-50);
}
.case__panel-content > div { display: grid; gap: 14px; max-width: 64ch; color: var(--text); }
.case__quote {
  padding-left: 22px; border-left: 3px solid var(--blue);
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.1rem, 1.7vw, 1.4rem); line-height: 1.4; letter-spacing: -.015em; color: var(--navy-950);
}
.case__panel-content:not(:has(.case__quote)) { grid-template-columns: 1fr; }

.js .case__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .55s var(--ease); }
.js .case.is-open .case__panel { grid-template-rows: 1fr; }
.js .case__panel-inner { overflow: hidden; min-height: 0; visibility: hidden; transition: visibility 0s .55s; }
.js .case.is-open .case__panel-inner { visibility: visible; transition-delay: 0s; }

/* ==========================================================================
   GALERIA
   ========================================================================== */
.gallery__masonry { columns: 3; column-gap: 16px; }
.gallery__item { margin: 0 0 16px; break-inside: avoid; border-radius: 12px; background: var(--navy-800); }
.gallery__masonry .gallery__item > img { position: static; inset: auto; display: block; width: 100%; height: auto; object-fit: initial; }

.gallery__item:hover > img { transform: scale(1.06); }
.gallery__item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
  padding: 44px 18px 16px;
  background: linear-gradient(0deg, rgba(0, 15, 29, .88), transparent);
  font-family: var(--font-display); font-size: .7rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--white);
  opacity: 0; transform: translateY(8px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.gallery__item:hover figcaption, .gallery__item:focus-within figcaption { opacity: 1; transform: none; }
.gallery__item.is-missing figcaption { display: none; }

/* ==========================================================================
   PARCEIROS COMERCIAIS
   ========================================================================== */
.partners { padding-block: clamp(64px, 8vw, 110px); }
.partners .section__head { margin-bottom: clamp(32px, 4vw, 52px); }
.partners__list {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.partners__item {
  display: flex; align-items: center; justify-content: center;
  min-height: 140px; padding: 28px 32px;
  background: var(--white); border: 1px solid rgba(0, 15, 29, .08); border-radius: var(--radius);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.partners__item:hover { border-color: var(--blue); box-shadow: var(--shadow-soft); }
.partners__item img { display: block; width: auto; max-width: 100%; height: auto; max-height: 56px; }
@media (max-width: 720px) {
  .partners__list { grid-template-columns: 1fr; gap: 14px; }
  .partners__item { min-height: 108px; }
}

/* ==========================================================================
   FALE CONOSCO
   ========================================================================== */
.contact__card {
  display: grid; grid-template-columns: 5fr 7fr;
  border-radius: 24px; overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0, 15, 29, .28);
  background: var(--white);
}
.contact__info {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 24px;
  padding: clamp(32px, 5vw, 64px);
  background:
    radial-gradient(90% 60% at 0% 0%, rgba(2, 126, 255, .26), transparent 70%),
    var(--navy-950);
  color: rgba(255, 255, 255, .78);
}
.contact__info::after {
  content: ""; position: absolute; right: -14%; bottom: -12%; width: 70%; aspect-ratio: 1;
  background: url("../assets/logos/nortinfra-mark.webp") center / contain no-repeat;
  opacity: .07; pointer-events: none;
}
.contact__info > * { position: relative; z-index: 1; }
.contact__title { font-size: clamp(1.9rem, 3.2vw, 2.7rem); color: var(--white); }
.contact__list { display: grid; gap: 22px; margin-top: auto; padding-top: 32px; border-top: 1px solid rgba(255, 255, 255, .14); }
.contact__list li { display: flex; align-items: center; gap: 16px; }
.contact__list svg { flex: none; width: 24px; height: 24px; color: var(--blue-300); }
.contact__label { display: block; font-size: .68rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: rgba(255, 255, 255, .5); }
.contact__list a { color: var(--white); font-weight: 500; overflow-wrap: anywhere; transition: color .2s; }
.contact__list a:hover { color: var(--blue-300); }
a.is-pending { pointer-events: none; }
.contact__list a.is-pending { color: rgba(255, 255, 255, .45); font-weight: 400; }

.form { padding: clamp(28px, 5vw, 64px); }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 20px; }
.field { display: flex; flex-direction: column; min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field label { margin-bottom: 8px; font-size: .82rem; font-weight: 600; color: var(--navy-950); }
.field abbr { text-decoration: none; color: var(--blue-600); }
.field input:not([type="checkbox"]), .field select, .field textarea {
  width: 100%; padding: 0 16px; height: 52px;
  font: inherit; font-size: 1rem; color: var(--navy-950);
  background: var(--white);
  border: 1px solid var(--gray-300); border-radius: 10px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { height: auto; min-height: 140px; padding: 14px 16px; resize: vertical; line-height: 1.55; }
.field select {
  appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 44px;
  background-image: url("../assets/icons/chevron.svg");
  background-repeat: no-repeat; background-position: right 18px center;
}
.field select:invalid { color: var(--muted); }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #93a3b3; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(2, 126, 255, .2);
}
.field.is-invalid input:not([type="checkbox"]), .field.is-invalid select, .field.is-invalid textarea { border-color: #c8372d; }
.field__error { margin-top: 6px; font-size: .8rem; font-weight: 500; color: #b42318; }
.field__error:empty { display: none; }

.field--check { display: grid; grid-template-columns: 22px 1fr; column-gap: 12px; align-items: start; }
.field--check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--blue-600); cursor: pointer; }
.field--check label { margin: 0; font-weight: 500; font-size: .88rem; color: var(--text); line-height: 1.55; }
.field--check label a { color: var(--blue-600); text-decoration: underline; text-underline-offset: 3px; }
.field--check .field__error { grid-column: 2; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form__notice { margin-top: 22px; max-width: 62ch; font-size: .82rem; line-height: 1.55; color: var(--muted); }
.form__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 20px; }
.form__submit {
  height: 54px; padding: 0 36px; cursor: pointer;
  font-family: var(--font-display); font-size: .8rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--white); background: var(--navy-950);
  border: 0; border-radius: 10px;
  transition: background-color .25s, transform .25s var(--ease), box-shadow .25s;
}
.form__submit:hover { background: var(--blue-600); transform: translateY(-2px); box-shadow: 0 12px 24px -12px rgba(2, 102, 214, .6); }
.form__submit:disabled { opacity: .6; cursor: progress; transform: none; box-shadow: none; }
.form__status { font-size: .92rem; font-weight: 500; }
.form__status.is-ok { color: #067647; }
.form__status a { color: var(--blue-600); text-decoration: underline; text-underline-offset: 3px; }
.form__status.is-error { color: #b42318; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer { background: var(--navy-950); color: rgba(255, 255, 255, .7); padding-top: clamp(56px, 8vw, 96px); }
.footer__grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 48px; padding-bottom: 56px; }
.footer__brand img { width: 190px; height: auto; }
.footer__brand p { margin-top: 20px; font-family: var(--font-display); font-weight: 500; color: rgba(255, 255, 255, .85); max-width: 26ch; line-height: 1.4; }
.footer__nav ul { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.footer a { transition: color .2s; }
.footer a:hover { color: var(--white); }
.footer__nav a { font-size: .92rem; }
.footer__contact { display: grid; gap: 16px; align-content: start; }
.footer__contact li > span:first-child { display: block; font-size: .68rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: rgba(255, 255, 255, .42); }
.footer__contact a { color: var(--white); overflow-wrap: anywhere; }
.footer__contact a.is-pending { color: rgba(255, 255, 255, .45); }
.footer__legal {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px;
  padding-block: 26px 36px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  font-size: .82rem; color: rgba(255, 255, 255, .5);
}
.footer__legal a { text-decoration: underline; text-underline-offset: 3px; }

/* ==========================================================================
   WHATSAPP FLUTUANTE
   ========================================================================== */
.wa-float {
  position: fixed; z-index: 90;
  right: max(20px, env(safe-area-inset-right)); bottom: max(20px, env(safe-area-inset-bottom));
  display: grid; place-items: center;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--blue); color: var(--white);
  box-shadow: 0 10px 28px -6px rgba(0, 15, 29, .5), 0 0 0 1px rgba(255, 255, 255, .16);
  transition: transform .3s var(--ease), background-color .25s;
}
.wa-float svg { width: 26px; height: 26px; }
.wa-float:hover { transform: translateY(-2px); background: var(--navy-800); }
.wa-float__tip {
  position: absolute; right: calc(100% + 12px); top: 50%;
  padding: 7px 12px; border-radius: 8px; white-space: nowrap;
  background: var(--navy-950); color: var(--white);
  font-size: .78rem; font-weight: 600;
  opacity: 0; transform: translate(6px, -50%); pointer-events: none;
  transition: opacity .25s, transform .25s var(--ease);
}
.wa-float:hover .wa-float__tip, .wa-float:focus-visible .wa-float__tip { opacity: 1; transform: translate(0, -50%); }

/* ==========================================================================
   POLÍTICA DE PRIVACIDADE (dialog)
   ========================================================================== */
.privacy {
  width: min(720px, calc(100vw - 32px)); max-height: min(86vh, 860px);
  padding: 0; border: 0; border-radius: 18px;
  background: var(--white); color: var(--text);
  box-shadow: 0 40px 80px -20px rgba(0, 15, 29, .5);
}
.privacy[open] { display: flex; flex-direction: column; }
.privacy::backdrop { background: rgba(0, 15, 29, .72); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.privacy__head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 22px 28px; border-bottom: 1px solid var(--gray-100);
}
.privacy__head h2 { font-size: 1.35rem; }
.privacy__close {
  display: grid; place-items: center; flex: none;
  width: 44px; height: 44px; padding: 0; cursor: pointer;
  background: var(--gray-50); border: 0; border-radius: 50%; color: var(--navy-950);
  transition: background-color .2s;
}
.privacy__close:hover { background: var(--gray-100); }
.privacy__close svg { width: 20px; height: 20px; }
.privacy__body { overflow-y: auto; padding: 24px 28px 32px; font-size: .95rem; }
.privacy__meta { font-size: .82rem; color: var(--muted); }
.privacy__body h3 { margin: 26px 0 8px; font-size: 1.02rem; }
.privacy__body p + p { margin-top: 10px; }
html.has-modal { overflow: hidden; }

/* ==========================================================================
   PRELOADER — tela de carregamento (js/init.js + js/preloader.js)
   Sem JavaScript ela nem existe (display: none), então nunca bloqueia o site.
   ========================================================================== */
.preloader { display: none; }

.js .preloader {
  position: fixed; inset: 0; z-index: 10000;
  display: grid; place-items: center;
  overflow: hidden;
  background:
    radial-gradient(70% 60% at 82% 20%, rgba(2, 126, 255, .26), transparent 65%),
    radial-gradient(60% 50% at 6% 100%, rgba(2, 126, 255, .12), transparent 70%),
    var(--navy-950);
  color: var(--white);
  touch-action: none; overscroll-behavior: none;
  will-change: opacity, transform;
  transition: opacity .55s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1), visibility 0s linear .55s;
}

/* Grade técnica, mais forte no centro e se dissolvendo nas bordas */
.js .preloader::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 0, transparent 72%);
  mask-image: radial-gradient(circle at 50% 50%, #000 0, transparent 72%);
}

/* Marcas de canto (estilo prancha de projeto) */
.preloader__frame {
  --c: rgba(255, 255, 255, .24);
  position: absolute; inset: clamp(14px, 3vw, 32px); pointer-events: none;
  background:
    linear-gradient(var(--c), var(--c)) left top / 18px 1px,
    linear-gradient(var(--c), var(--c)) left top / 1px 18px,
    linear-gradient(var(--c), var(--c)) right top / 18px 1px,
    linear-gradient(var(--c), var(--c)) right top / 1px 18px,
    linear-gradient(var(--c), var(--c)) left bottom / 18px 1px,
    linear-gradient(var(--c), var(--c)) left bottom / 1px 18px,
    linear-gradient(var(--c), var(--c)) right bottom / 18px 1px,
    linear-gradient(var(--c), var(--c)) right bottom / 1px 18px;
  background-repeat: no-repeat;
  opacity: 0; animation: preloader-in .9s var(--ease-out) .1s forwards;
}

/* A largura do conjunto é a da logo (e da linha); a frase pode ser mais larga no desktop e é centralizada por cima */
.preloader__inner {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: clamp(22px, 3.4vh, 32px);
  width: clamp(220px, 58vw, 320px);
  transition: opacity .35s ease, transform .5s var(--ease-out);
}
.preloader__logo {
  width: 100%; height: auto;
  opacity: 0; animation: preloader-in .8s var(--ease-out) .05s forwards;
}

/* Linha de progresso: trilho fino + preenchimento que cresce da esquerda para a direita (--p vem do JS) */
.preloader__bar {
  width: 100%; height: 2px; overflow: hidden; border-radius: 2px;
  background: rgba(255, 255, 255, .14);
  opacity: 0; animation: preloader-in .6s ease .25s forwards;
}
.preloader__bar span {
  display: block; width: 100%; height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--blue-300));
  transform: scaleX(var(--p, 0)); transform-origin: left center;
  transition: transform .45s cubic-bezier(.22, .61, .36, 1);
}

.preloader__tagline {
  width: 100%; text-align: center; text-wrap: balance;   /* celular: quebra em duas linhas, dentro da largura da logo */
  font-family: var(--font-display); font-size: clamp(.64rem, 1.9vw, .74rem); font-weight: 500;
  letter-spacing: .2em; text-transform: uppercase; line-height: 1.7;
  color: rgba(255, 255, 255, .62);
  opacity: 0; animation: preloader-in .8s var(--ease-out) .45s forwards;
}
@keyframes preloader-in { from { opacity: 0; transform: translate3d(0, 10px, 0); } to { opacity: 1; transform: none; } }

/* Saída: a logo esmaece, a tela some com fade + leve escala e deixa de receber cliques */
.preloader.is-leaving {
  opacity: 0; visibility: hidden; transform: scale(1.035); pointer-events: none;
}
.preloader.is-leaving .preloader__inner { opacity: .4; transform: translate3d(0, -6px, 0); }

/* Enquanto carrega: scroll travado e o Hero espera (suas animações começam quando a tela sai) */
html.is-loading { overflow: hidden; }
html.is-loading .hero *,
html.is-loading .hero *::before,
html.is-loading .hero *::after { animation-play-state: paused !important; } /* !important: precisa vencer o "animation:" das regras do Hero */

@media (min-width: 700px) {
  .preloader__tagline { width: auto; white-space: nowrap; }   /* tablet/desktop: uma linha só */
}

@media (prefers-reduced-motion: reduce) {
  .js .preloader.is-leaving { transform: none; }
}

/* ==========================================================================
   CONSENTIMENTO DE COOKIES (só aparece se houver rastreadores configurados)
   ========================================================================== */
.consent {
  position: fixed; z-index: 95; left: max(16px, env(safe-area-inset-left)); bottom: max(16px, env(safe-area-inset-bottom));
  width: min(460px, calc(100vw - 32px)); padding: 24px;
  background: var(--navy-950); color: rgba(255, 255, 255, .82);
  border: 1px solid rgba(255, 255, 255, .14); border-radius: 16px;
  box-shadow: 0 24px 60px -16px rgba(0, 15, 29, .6);
  font-size: .9rem; line-height: 1.55;
}
.consent__title { margin-bottom: 8px; font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; color: var(--white); }
.consent a { color: var(--blue-300); text-decoration: underline; text-underline-offset: 3px; }
.consent__actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.consent__btn {
  height: 46px; cursor: pointer; border-radius: 10px;
  font-family: var(--font-display); font-size: .74rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--white); background: transparent; border: 1px solid rgba(255, 255, 255, .4);
  transition: background-color .2s, border-color .2s;
}
.consent__btn:hover { background: rgba(255, 255, 255, .1); border-color: var(--white); }
.footer__cookie { padding: 0; background: none; border: 0; cursor: pointer; font: inherit; color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.footer__cookie:hover { color: var(--white); }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 1100px) {
  .concepts { grid-template-columns: repeat(3, 1fr); gap: 36px 28px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  :root { --header-h: 68px; }

  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: 0; z-index: -1;
    display: flex; align-items: center;
    padding: calc(var(--header-h) + 16px) var(--gutter) max(40px, env(safe-area-inset-bottom));
    background:
      radial-gradient(80% 50% at 100% 0%, rgba(2, 126, 255, .2), transparent 70%),
      var(--navy-950);
    overflow-y: auto; overscroll-behavior: contain;
    opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity .35s var(--ease), transform .35s var(--ease), visibility 0s .35s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }

  /* Menu em linhas com filete, área de toque de 56 px e ponto azul no item da seção atual */
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; width: 100%; border-top: 1px solid rgba(255, 255, 255, .1); }
  .nav__list li { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .nav__list a {
    display: flex; align-items: center; justify-content: space-between;
    min-height: 56px; padding: 10px 0;
    font-family: var(--font-display); font-size: clamp(1.35rem, 5.6vw, 1.9rem); font-weight: 500; letter-spacing: -.01em;
    color: rgba(255, 255, 255, .78);
  }
  .nav__list a:active { color: var(--white); }
  .nav__list a.is-active::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
  .nav.is-open .nav__list li { animation: menu-in .55s var(--ease-out) both; }
  .nav.is-open .nav__list li:nth-child(1) { animation-delay: .05s; }
  .nav.is-open .nav__list li:nth-child(2) { animation-delay: .10s; }
  .nav.is-open .nav__list li:nth-child(3) { animation-delay: .15s; }
  .nav.is-open .nav__list li:nth-child(4) { animation-delay: .20s; }
  .nav.is-open .nav__list li:nth-child(5) { animation-delay: .25s; }
  .nav.is-open .nav__list li:nth-child(6) { animation-delay: .30s; }
  .nav.is-open .nav__list li:nth-child(7) { animation-delay: .35s; }
  .nav__indicator { display: none; }
  .site-header.menu-open { background: var(--navy-950); }

  .card { grid-column: span 6; }
  .card--eletrico, .card--solar, .services__grid > .card:last-child { grid-column: 1 / -1; }

  .about__head, .diff__grid, .impact__top { grid-template-columns: 1fr; align-items: start; }
  .about__card { width: calc(100% - 32px); margin-inline: auto; }
  .diff__intro { position: static; }
  .impact__top { align-items: start; }

  .feature--split, .feature--bess { grid-template-columns: minmax(0, 1fr); }
  .feature__media { min-height: 260px; order: -1; }
  .feature--split .feature__media { min-height: 0; aspect-ratio: 1 / 1; }

  .case { display: block; }
  .case__media { min-height: 0; aspect-ratio: 1 / 1; }
  .case__panel-content { grid-template-columns: 1fr !important; }

  .contact__card { grid-template-columns: 1fr; }
  .contact__list { margin-top: 12px; }
}

@media (max-width: 720px) {
  .concepts { grid-template-columns: repeat(2, 1fr); }
  .card { grid-column: 1 / -1; }
  .checklist { grid-template-columns: 1fr; }
  .feature__cols { columns: 1; }
  .steps { grid-template-columns: 1fr; gap: 28px; }
  .steps__item:not(:last-child)::after { content: "↓"; top: 16px; }

  /* Celular: aspecto 4:5 nos carrosséis (fotos verticais aparecem quase inteiras) e mosaico de 2 colunas */
  .feature--split .feature__media, .case__media { aspect-ratio: 4 / 5; }
  .about__banner { min-height: 0; aspect-ratio: 4 / 3; border-radius: 16px; }
  .about__caption { top: 0; bottom: auto; padding: 16px 18px 44px; background: linear-gradient(180deg, rgba(0, 15, 29, .62), transparent); }
  .about__card { margin-top: -36px; }
  .gallery__masonry { columns: 2; column-gap: 10px; }
  .gallery__item { margin-bottom: 10px; }
  .carousel__btn { width: 40px; height: 40px; }
  .gallery__item figcaption { opacity: 1; transform: none; padding-top: 32px; font-size: .72rem; }

  /* Hero: lista de áreas em coluna, com pontos alinhados (em linha quebrava com pontos soltos) */
  .hero__scroll { display: none; }
  .hero__foot { padding-right: calc(var(--gutter) + 56px); }
  .hero__areas { flex-direction: column; align-items: flex-start; gap: 4px; }
  .hero__areas li { font-size: .75rem; letter-spacing: .16em; line-height: 1.9; }
  .hero__areas li::before,
  .hero__areas li + li::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--blue); margin: 0 12px 0 0; }

  /* Diferenciais: coluna dos números mais estreita = mais espaço para o texto */
  .diff__item { grid-template-columns: 40px 1fr; gap: 8px; }

  /* Cases */
  .facts { grid-template-columns: repeat(auto-fit, minmax(132px, 1fr)); }
  .case__trigger { min-height: 44px; }
  .case__icon { width: 44px; height: 44px; padding: 11px; }

  /* Formulário */
  .form__grid { grid-template-columns: 1fr; }
  .form__submit { width: 100%; }
  .field--check { grid-template-columns: 26px 1fr; column-gap: 12px; min-height: 44px; }
  .field--check input { width: 24px; height: 24px; margin-top: 0; }
  .field--check label { padding-block: 2px; }

  /* Rodapé: alvos de toque de 44 px e rótulos legíveis */
  .footer__nav ul { grid-template-columns: 1fr 1fr; gap: 0 24px; }
  .footer__nav a, .footer__contact a, .footer__legal a { display: inline-block; padding-block: 14px; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__legal { padding-bottom: 96px; }

  /* Rótulos em caixa-alta: nunca abaixo de ~11,5 px */
  .tags li, .facts dt, .contact__label, .footer__contact li > span:first-child, .case__num, .feature__badge, .eyebrow { font-size: .72rem; }

  .wa-float { width: 48px; height: 48px; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); }
  .wa-float__tip { display: none; }
}

@media (max-width: 400px) {
  .concepts { grid-template-columns: 1fr; }
}

/* Celulares estreitos (320–360 px): a palavra mais longa do título ("desenvolvimento.") precisa caber */
@media (max-width: 360px) {
  .hero__title { font-size: 2.05rem; }
  .impact__title { font-size: 2.3rem; }
  .section__title { font-size: 1.75rem; }
  .steps__k { font-size: 1.3rem; }
}

/* Telas de toque: nada de estados de hover "grudados" depois do toque */
@media (hover: none) {
  .gallery__item figcaption { opacity: 1; transform: none; }
  .card:hover { transform: none; border-color: var(--gray-100); box-shadow: none; }
  .card--solar:hover { border-color: var(--navy-950); }
  .case:not(.is-open):hover { box-shadow: none; }
  .gallery__item:hover > img { transform: none; }
  .carousel__btn:hover { background: rgba(0, 15, 29, .55); border-color: rgba(255, 255, 255, .28); }
  .case:not(.is-open) .case__trigger:hover .case__icon { background: transparent; border-color: var(--gray-300); color: var(--navy-950); }
  .form__submit:hover { transform: none; box-shadow: none; background: var(--navy-950); }
  .form__submit:active { background: var(--blue-600); }
  .wa-float:hover { transform: none; background: var(--blue); }
  .wa-float:active { background: var(--navy-800); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0ms !important; }
  .js .reveal, .js .rv-item { opacity: 1; transform: none; }
  .js .reveal--mask { clip-path: none; }
  .js .eyebrow.reveal::before { width: 28px; }
  .carousel__bar, .carousel__btn--toggle { display: none; }
  .carousel__slide { transition: none !important; }
}