/* =========================================================================
   LXBR — main.css
   Design system + base + componentes + páginas.
   Tokens em :root (ver docs/design-tokens.md). Mobile-first.
   ========================================================================= */

/* ----- Tokens --------------------------------------------------------- */
:root {
  /* Cores */
  --c-primary: #ffc400;
  --c-primary-300: #fff3cc;
  --c-secondary: #111111;
  --c-black: #000000;
  --c-ink: #1d1d1d;
  --c-gray-600: #666666;
  --c-gray-500: #999999;
  --c-gray-400: #cccccc;
  --c-gray-100: #f5f5f5;
  --c-white: #ffffff;
  --c-whatsapp: #20c969;
  --c-whatsapp-ink: #1d1d1d;

  /* Tipografia */
  --font-sans: "Inria Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --fw-regular: 400;
  --fw-bold: 700;

  /* Escala fluida (mobile -> desktop) */
  --fs-hero: clamp(1.75rem, 1.1rem + 2.8vw, 2.8125rem); /* 28 -> 45 */
  --fs-h2: clamp(1.6rem, 1.05rem + 2.4vw, 2.8125rem);   /* ~26 -> 45 */
  --fs-h3: clamp(1.25rem, 1.05rem + 0.9vw, 1.5625rem);  /* 20 -> 25 */
  --fs-lg: 1.125rem;   /* 18 */
  --fs-body: 1rem;     /* 16 */
  --fs-md: 1.0625rem;  /* 17 */
  --fs-sm: 0.9375rem;  /* 15 */
  --fs-btn: 0.875rem;  /* 14 */
  --fs-xs: 0.75rem;    /* 12 */
  --lh-tight: 1.1;
  --lh-snug: 1.25;
  --lh-body: 1.5;

  /* Espaçamento */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --section-y: clamp(3rem, 2rem + 5vw, 6rem);

  /* Layout */
  --container: 1248px;
  --gutter: 1.5rem;   /* 24px mobile */

  /* Formas */
  --radius-pill: 9999px;
  --radius-card: 10px;
  --radius-input: 6px;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.10);
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.08);

  /* Header */
  --header-h: 88px;
}

/* ----- Reset enxuto --------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--c-secondary);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, p, figure, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--c-primary); outline-offset: 2px; }
.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 1000;
  background: var(--c-primary); color: var(--c-ink); padding: var(--space-3) var(--space-4);
  font-weight: var(--fw-bold);
}
.skip-link:focus { left: 0; }

/* ----- Layout --------------------------------------------------------- */
.container {
  width: 100%;
  max-width: calc(var(--container) + (var(--gutter) * 2));
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(2rem, 1.5rem + 3vw, 3.5rem); }

.section__head { max-width: 46rem; margin-inline: auto; text-align: center; margin-bottom: var(--space-7); }
.section__eyebrow { margin-bottom: var(--space-4); }
.section__title { font-size: var(--fs-h2); font-weight: var(--fw-bold); line-height: var(--lh-tight); }
.section__desc { margin-top: var(--space-4); color: var(--c-gray-600); font-size: var(--fs-md); }

/* ----- Badge / eyebrow ------------------------------------------------ */
.badge {
  display: inline-block;
  background: var(--c-gray-400);
  border: 1px solid var(--c-gray-500);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  line-height: 1.3333;
  text-transform: uppercase;
  color: var(--c-secondary);
  letter-spacing: 0.02em;
}

/* ----- Botões --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 16px;
  font-size: var(--fs-btn);
  font-weight: var(--fw-bold);
  line-height: 1.4286;
  text-transform: uppercase;
  border: 0;
  border-radius: 0; /* botões retangulares (design) */
  background: var(--c-primary);
  color: var(--c-ink);
  box-shadow: var(--shadow-xs);
  transition: filter 0.15s ease, transform 0.15s ease, background-color 0.15s ease;
}
.btn:hover { filter: brightness(0.95); }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--c-primary); color: var(--c-ink); }
.btn--whatsapp { background: var(--c-whatsapp); color: var(--c-whatsapp-ink); }
.btn--ghost {
  background: transparent;
  color: var(--c-secondary);
  border: 1px solid var(--c-gray-400);
  box-shadow: none;
}
.btn--ghost:hover { background: var(--c-gray-100); filter: none; }
.btn--link {
  background: transparent; box-shadow: none; color: var(--c-secondary);
  padding-inline: 0; text-decoration: underline; text-underline-offset: 4px;
}
.btn--block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.35; pointer-events: none; }
.btn__icon { width: 16px; height: 16px; display: inline-flex; }
.btn__icon svg { width: 100%; height: 100%; }

/* ----- Header --------------------------------------------------------- */
.site-header {
  position: absolute;
  inset-inline: 0;
  top: 0;
  z-index: 50;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-5);
}
.site-header__logo { display: inline-flex; align-items: center; }
.site-header__logo svg, .site-header__logo img { height: 56px; width: auto; }

/* Logo: alterna claro (hero escuro) x escuro (páginas internas/scroll) */
.site-header__logo .logo { height: 56px; width: auto; }
.logo--dark { display: none; }
.logo--light { display: block; }
body:not(.is-front) .logo--light,
.site-header.is-scrolled .logo--light { display: none; }
body:not(.is-front) .logo--dark,
.site-header.is-scrolled .logo--dark { display: block; }

.main-nav { display: none; }
.main-nav__list { display: flex; align-items: center; gap: var(--space-5); }
.main-nav__link {
  font-size: var(--fs-btn);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  color: var(--c-primary-300);
  padding: 12px 4px;
}
.main-nav__link:hover { color: var(--c-white); }
.main-nav .current-menu-item > .main-nav__link,
.main-nav .current_page_item > .main-nav__link {
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-thickness: 2px;
}
.header-actions { display: flex; align-items: center; gap: var(--space-4); }
.header-cta { display: none; } /* no mobile só logo + MENU; CTA vai no drawer */

/* Header sólido quando fora do topo (via JS .is-scrolled) e em páginas internas */
.site-header.is-scrolled,
body:not(.is-front) .site-header {
  position: sticky;
  background: var(--c-white);
  box-shadow: var(--shadow-xs);
}
body:not(.is-front) .main-nav__link { color: var(--c-secondary); }
body:not(.is-front) .main-nav__link:hover { color: var(--c-ink); }
.site-header.is-scrolled .main-nav__link { color: var(--c-secondary); }

/* Botão hambúrguer (mobile) */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 16px;
  background: var(--c-primary);
  color: var(--c-ink);
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  box-shadow: var(--shadow-xs);
}
.nav-toggle__icon { width: 16px; height: 16px; }

/* ----- Drawer (menu mobile) ------------------------------------------- */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--c-gray-100);
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform 0.3s ease, visibility 0.3s ease;
  display: flex;
  flex-direction: column;
  padding: var(--space-5) var(--gutter) var(--space-7);
}
.drawer.is-open { transform: translateY(0); visibility: visible; }
.drawer__top { display: flex; align-items: center; justify-content: space-between; }
.drawer__logo svg, .drawer__logo img { height: 48px; width: auto; }
.drawer__close {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 12px 16px; background: var(--c-primary); color: var(--c-ink);
  font-weight: var(--fw-bold); font-size: var(--fs-sm); text-transform: uppercase;
}
.drawer__nav { margin-top: var(--space-7); display: flex; flex-direction: column; gap: var(--space-5); }
.drawer__nav ul { display: flex; flex-direction: column; gap: var(--space-5); }
.drawer__nav a,
.drawer__link {
  font-size: 1.25rem; font-weight: var(--fw-bold); text-transform: uppercase;
  color: var(--c-secondary);
}
.drawer__nav .btn { text-transform: uppercase; }
.drawer__cta { margin-top: var(--space-4); }
body.drawer-open { overflow: hidden; }

/* ----- Hero ----------------------------------------------------------- */
.hero {
  position: relative;
  min-height: clamp(460px, 60vh, 620px);
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--header-h) + var(--space-6));
  padding-bottom: var(--space-8);
  overflow: hidden;
  background: var(--c-secondary);
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media img, .hero__media video { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(255, 196, 0, 0.25), rgba(255, 196, 0, 0) 60%),
    rgba(0, 0, 0, 0.35);
}
.hero .container { position: relative; z-index: 2; width: 100%; }
.hero__box {
  background: var(--c-primary);
  color: var(--c-ink);
  padding: var(--space-6);
  max-width: 34rem;
}
.hero__title { font-size: var(--fs-hero); font-weight: var(--fw-bold); line-height: var(--lh-tight); }
.hero__desc { margin-top: var(--space-4); font-size: var(--fs-md); line-height: var(--lh-snug); }

/* ----- Home: Serviços ------------------------------------------------- */
.home-servicos__cta { text-align: center; margin-top: var(--space-5); }
.servico-photos {
  margin-top: var(--space-7);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
.servico-photos__item {
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--c-gray-100);
}
.servico-photos__item img { width: 100%; height: 100%; object-fit: cover; }

/* ----- Home: Diferenciais --------------------------------------------- */
.diferenciais__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.feature-card {
  border: 1px solid var(--c-secondary);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 160px;
}
.feature-card__icon { width: 40px; height: 40px; color: var(--c-primary); }
.feature-card__icon svg { width: 100%; height: 100%; }
.feature-card__text { font-size: var(--fs-md); font-weight: var(--fw-regular); }

/* ----- Home: Clientes (logos) ----------------------------------------- */
.clientes__logos {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-6) var(--space-8);
}
.clientes__logos img {
  max-height: 40px;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.75;
  transition: opacity 0.2s ease, filter 0.2s ease;
}
.clientes__logos img:hover { filter: grayscale(0); opacity: 1; }
.clientes__cta { text-align: center; margin-top: var(--space-7); }
.clientes__logo-link { display: inline-flex; align-items: center; justify-content: center; height: 44px; max-width: 150px; }
.clientes__logo-link:hover img { filter: grayscale(0); opacity: 1; }
.portfolio__active { text-align: center; margin-bottom: var(--space-5); color: var(--c-gray-600); }
.portfolio__active a { color: var(--c-secondary); text-decoration: underline; text-underline-offset: 3px; margin-left: var(--space-2); }

/* ----- CTA band ------------------------------------------------------- */
.cta-band {
  background: var(--c-secondary);
  color: var(--c-white);
  text-align: center;
}
.cta-band__title { font-size: var(--fs-h2); font-weight: var(--fw-bold); line-height: var(--lh-tight); }
.cta-band__desc { margin-top: var(--space-4); color: rgba(255, 255, 255, 0.85); font-size: var(--fs-md); }
.cta-band__actions { margin-top: var(--space-6); }

/* ----- Footer --------------------------------------------------------- */
.site-footer { background: var(--c-black); color: var(--c-white); }
.footer-cta { text-align: center; padding-block: var(--space-8) var(--space-6); }
.footer-cta__title { font-size: var(--fs-h2); font-weight: var(--fw-bold); line-height: var(--lh-tight); }
.footer-cta__desc { margin-top: var(--space-4); color: rgba(255, 255, 255, 0.85); }
.footer-cta__actions { margin-top: var(--space-5); }
.footer-divider { border: 0; border-top: 1px solid var(--c-gray-600); margin: 0; }

.footer-brand { display: flex; align-items: center; gap: var(--space-4); padding-block: var(--space-7) 0; }
.footer-brand__logo svg, .footer-brand__logo img { height: 64px; width: auto; }
.footer-brand__slogan { font-size: var(--fs-lg); }

.footer-cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
.footer-col__title {
  font-size: var(--fs-body);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  color: var(--c-white);
  font-weight: var(--fw-regular);
}
.footer-col__list { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-col__link {
  color: var(--c-primary);
  font-weight: var(--fw-bold);
  font-size: var(--fs-btn);
  text-transform: uppercase;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer-address { color: var(--c-white); font-size: var(--fs-body); line-height: 1.6; }
.footer-address p { margin-bottom: var(--space-3); }
.footer-social__item {
  display: inline-flex; align-items: center; gap: var(--space-2);
  color: var(--c-primary); font-weight: var(--fw-bold); font-size: var(--fs-btn);
  text-transform: uppercase; text-decoration: underline; text-underline-offset: 3px;
}
.footer-social__icon { width: 16px; height: 16px; }

.footer-bottom {
  display: flex; flex-direction: column; gap: var(--space-4);
  padding-block: var(--space-5);
  font-size: var(--fs-body);
}
.footer-bottom__left { display: inline-flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.footer-bottom__left img { height: 22px; width: auto; }
/* Logo Laux em branco sobre o footer preto */
.footer-laux { filter: brightness(0) invert(1); }

/* ----- Formulário ----------------------------------------------------- */
.form-orcamento { display: flex; flex-direction: column; gap: var(--space-4); }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field__label { font-weight: var(--fw-bold); font-size: var(--fs-body); }
.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--c-gray-400);
  border-radius: var(--radius-input);
  font: inherit;
  color: var(--c-secondary);
  background: var(--c-white);
}
.form-control:focus { border-color: var(--c-secondary); outline: none; box-shadow: 0 0 0 3px rgba(255, 196, 0, 0.35); }
.form-field--short { max-width: 12rem; }
.form-consent { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--fs-sm); color: var(--c-gray-600); }
.form-consent input { margin-top: 4px; }
.form-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-feedback { padding: var(--space-3) var(--space-4); border-radius: var(--radius-input); font-size: var(--fs-sm); display: none; }
.form-feedback.is-visible { display: block; }
.form-feedback--ok { background: rgba(32, 201, 105, 0.12); color: #0f7a41; border: 1px solid rgba(32, 201, 105, 0.4); }
.form-feedback--err { background: rgba(220, 38, 38, 0.08); color: #b91c1c; border: 1px solid rgba(220, 38, 38, 0.3); }

/* ----- Card de case --------------------------------------------------- */
.case-card {
  display: flex; flex-direction: column;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--c-white);
  box-shadow: var(--shadow-card);
}
.case-card__media { aspect-ratio: 16 / 9; background: var(--c-gray-100); }
.case-card__media img { width: 100%; height: 100%; object-fit: cover; }
.case-card__body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.case-card__cat { font-size: var(--fs-xs); font-weight: var(--fw-bold); text-transform: uppercase; color: var(--c-gray-600); }
.case-card__title { font-size: var(--fs-h3); font-weight: var(--fw-bold); line-height: var(--lh-snug); }
.case-card__desc { color: var(--c-gray-600); font-size: var(--fs-body); }
.case-card__meta { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.case-card__date { font-size: var(--fs-sm); color: var(--c-gray-500); }

/* ----- Portfólio (Clientes) ------------------------------------------- */
.portfolio__tabs { display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: center; margin-bottom: var(--space-7); }
.portfolio__tab {
  padding: 8px 14px; border: 1px solid var(--c-gray-400); background: transparent;
  font-size: var(--fs-btn); font-weight: var(--fw-bold); text-transform: uppercase; color: var(--c-gray-600);
  border-radius: var(--radius-pill);
}
.portfolio__tab.is-active { background: var(--c-primary); color: var(--c-ink); border-color: var(--c-primary); }
.portfolio__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
.portfolio__more { text-align: center; margin-top: var(--space-7); }
.portfolio__empty { text-align: center; color: var(--c-gray-600); padding: var(--space-7) 0; }

/* ----- FAB WhatsApp --------------------------------------------------- */
.wpp-fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--c-whatsapp); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}
.wpp-fab svg { width: 26px; height: 26px; }

/* ----- Página interna: cabeçalho simples ------------------------------ */
.page-hero { padding-top: calc(var(--header-h) + var(--space-7)); padding-bottom: var(--space-6); }
.page-hero__title { font-size: var(--fs-h2); font-weight: var(--fw-bold); line-height: var(--lh-tight); }
.page-hero__lead { margin-top: var(--space-4); color: var(--c-gray-600); font-size: var(--fs-md); max-width: 46rem; }
.cliente-archive__logo { margin: var(--space-5) 0 var(--space-2); }
.cliente-archive__logo img { max-height: 64px; width: auto; }

/* ----- Layout de 2 colunas (Contato / Case) --------------------------- */
.split { display: grid; grid-template-columns: 1fr; gap: var(--space-7); }

/* ----- Utilidades ----------------------------------------------------- */
.text-center { text-align: center; }
.mt-4 { margin-top: var(--space-4); }
.prose > * + * { margin-top: var(--space-4); }
.prose h2 { font-size: var(--fs-h3); margin-top: var(--space-6); }
.prose img { border-radius: var(--radius-card); }

/* ----- Sobre: hero 2 colunas + cards escuros + seção Grupo Laux ------- */
.about-hero { display: grid; grid-template-columns: 1fr; gap: var(--space-6); align-items: center; }
.about-hero__media, .group-laux__media { min-height: 280px; border-radius: var(--radius-card); background: rgba(0, 0, 0, 0.06); }
.about-hero__media img, .group-laux__media img { border-radius: var(--radius-card); width: 100%; }
.about-hero__actions { margin-top: var(--space-5); }

.dark-cards { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
.dark-card { background: var(--c-secondary); color: var(--c-white); padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); }
.dark-card__icon { width: 32px; height: 32px; color: var(--c-primary); }
.dark-card__icon svg { width: 100%; height: 100%; }
.dark-card__title { font-size: var(--fs-md); font-weight: var(--fw-bold); }
.dark-card__text { color: rgba(255, 255, 255, 0.8); font-size: var(--fs-body); }

.group-laux { background: var(--c-primary); color: var(--c-ink); }
.group-laux__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-6); align-items: center; }
.group-laux__logo img { height: 52px; width: auto; }
.group-laux__title { font-size: var(--fs-h2); font-weight: var(--fw-bold); line-height: var(--lh-tight); margin-top: var(--space-4); }
.group-laux__text { margin-top: var(--space-4); }
.group-laux__text > * + * { margin-top: var(--space-3); }
.group-laux__media img { border-radius: var(--radius-card); width: 100%; }

/* ----- Serviços: blocos alternados ----------------------------------- */
.servico-bloco { display: grid; grid-template-columns: 1fr; gap: var(--space-5); align-items: center; margin-bottom: var(--space-7); }
.servico-bloco__media { border-radius: var(--radius-card); overflow: hidden; aspect-ratio: 4 / 3; background: var(--c-gray-100); }
.servico-bloco__media img { width: 100%; height: 100%; object-fit: cover; }
.servico-bloco__body { display: flex; flex-direction: column; gap: var(--space-4); }
.servico-bloco__icon { width: 40px; height: 40px; color: var(--c-primary); }
.servico-bloco__title { font-size: var(--fs-h3); font-weight: var(--fw-bold); }
.servico-bloco__text { color: var(--c-gray-600); }
.servico-bloco__text > * + * { margin-top: var(--space-3); }

/* ----- Contato: hub info + card WhatsApp ----------------------------- */
.hub-info__title { font-size: var(--fs-h3); font-weight: var(--fw-bold); }
.hub-info__desc { margin-top: var(--space-3); color: var(--c-gray-600); }
.form-wrap { margin-top: var(--space-5); }
.whatsapp-card { border: 1px solid var(--c-gray-400); border-radius: var(--radius-card); padding: var(--space-6); }
.whatsapp-card__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); align-items: center; }
.whatsapp-card__title { font-size: var(--fs-h3); font-weight: var(--fw-bold); }
.whatsapp-card__phone { font-weight: var(--fw-bold); margin-top: var(--space-3); }
.whatsapp-card__text { color: var(--c-gray-600); margin-top: var(--space-3); }
.whatsapp-card__cta { margin-top: var(--space-4); }
.whatsapp-card__qr { width: 160px; height: 160px; margin-inline: auto; }
.whatsapp-card__qr svg, .whatsapp-card__qr img { width: 100%; height: 100%; }

/* ----- Single case: breadcrumb + artigo + form lateral --------------- */
.breadcrumb { display: flex; align-items: center; gap: var(--space-2); font-size: var(--fs-sm); color: var(--c-gray-600); }
.breadcrumb a { color: var(--c-gray-600); text-decoration: underline; text-underline-offset: 3px; }
.breadcrumb__sep { width: 14px; height: 14px; opacity: 0.6; }
.case-single__title { font-size: var(--fs-h2); font-weight: var(--fw-bold); line-height: var(--lh-tight); margin-top: var(--space-3); }
.case-single__lead { margin-top: var(--space-3); color: var(--c-gray-600); font-size: var(--fs-md); }
.aside-form { border: 1px solid var(--c-gray-400); border-radius: var(--radius-card); padding: var(--space-5); }
.aside-form__title { font-size: var(--fs-h3); font-weight: var(--fw-bold); margin-bottom: var(--space-2); }
.aside-form__desc { color: var(--c-gray-600); font-size: var(--fs-sm); margin-bottom: var(--space-4); }

/* =========================================================================
   Responsivo
   ========================================================================= */
@media (min-width: 768px) {
  .servico-photos { grid-template-columns: repeat(3, 1fr); }
  .diferenciais__grid { grid-template-columns: repeat(3, 1fr); }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
  .portfolio__grid { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: row; align-items: center; justify-content: space-between; }
  .split { grid-template-columns: 1fr 1fr; }
  .about-hero { grid-template-columns: 1.1fr 0.9fr; }
  .dark-cards { grid-template-columns: repeat(2, 1fr); }
  .group-laux__grid { grid-template-columns: 1fr 1fr; }
  .servico-bloco { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .servico-bloco--reverse .servico-bloco__media { order: 2; }
  .whatsapp-card__grid { grid-template-columns: 1fr auto; }
  .aside-form { position: sticky; top: var(--space-6); }
}

@media (min-width: 1024px) {
  .main-nav { display: block; }
  .nav-toggle { display: none; }
  .drawer { display: none; }
  .header-cta { display: inline-flex; }
  .hero__box { padding: var(--space-7); }
  .footer-cols { grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}