/* ===================================
   DJC CONSTRUÇÕES — style.css
   Tema: Industrial / Dourado
   Suporta modo claro (padrão) e escuro,
   alternável pelo visitante e salvo no navegador.
=================================== */

/* ===== TOKENS — TEMA CLARO (padrão) ===== */
:root {
  --bg-page:  #FFFFFF;
  --bg-alt:   #F6F4EF;
  --bg-card:  #FFFFFF;
  --border:   #E4E1D8;
  --gold:     #8A6A22;
  --gold-lt:  #A6812E;
  --text:     #171613;
  --muted:    #5C5A54;
  --green:    #25D366;
  --ink:      #14120C; /* fixo: texto sobre superfícies douradas, não muda com o tema */

  --nav-scrolled-bg: rgba(255,255,255,.92);
  --nav-mobile-bg:   rgba(255,255,255,.98);
  --hero-overlay: linear-gradient(135deg, rgba(255,255,255,1) 0%, rgba(255,255,255,.78) 60%, transparent 100%);
  --scaffold-opacity-1: .08;
  --scaffold-opacity-2: .05;

  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Inter', sans-serif;

  --radius: 4px;
  --transition: 0.25s ease;
}

/* ===== TOKENS — TEMA ESCURO (opcional, ativado via JS) ===== */
html[data-theme="dark"] {
  --bg-page:  #0A0A0A;
  --bg-alt:   #141414;
  --bg-card:  #1C1C1C;
  --border:   #2A2A2A;
  --gold:     #C9A84C;
  --gold-lt:  #E0C06A;
  --text:     #F0EDE8;
  --muted:    #8A8A8A;
  --green:    #25D366;

  --nav-scrolled-bg: rgba(10,10,10,.96);
  --nav-mobile-bg:   rgba(10,10,10,.98);
  --hero-overlay: linear-gradient(135deg, rgba(10,10,10,1) 0%, rgba(10,10,10,.7) 60%, transparent 100%);
  --scaffold-opacity-1: .06;
  --scaffold-opacity-2: .04;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-page);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ACESSIBILIDADE — foco visível (navegação por teclado) */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Skip link — permite pular direto pro conteúdo principal */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 999;
  background: var(--gold);
  color: var(--ink);
  padding: .8rem 1.5rem;
  font-weight: 700;
  font-size: .875rem;
  border-radius: 0 0 var(--radius) 0;
  transition: top var(--transition);
}
.skip-link:focus {
  top: 0;
}

/* CONTAINER */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.6rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .03em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
}
.btn--gold {
  background: var(--gold);
  color: var(--ink);
  border-color: var(--gold);
}
.btn--gold:hover {
  background: var(--gold-lt);
  border-color: var(--gold-lt);
}
.btn--outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.btn--lg {
  padding: .9rem 2rem;
  font-size: 1rem;
}

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background var(--transition), border-bottom var(--transition);
}
.nav.scrolled {
  background: var(--nav-scrolled-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}
.nav__logo {
  display: flex;
  align-items: center;
}
.nav__logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
}
/* Tema escuro: a logo é desenhada em traço escuro para uso sobre fundo claro.
   Sobre o fundo quase-preto do tema dark, adicionamos um leve brilho claro
   (drop-shadow, não filtro de cor) só para manter o traço legível — o dourado
   da marca continua exatamente com a mesma cor em qualquer tema. */
html[data-theme="dark"] .nav__logo img,
html[data-theme="dark"] .footer__logo img {
  filter:
    drop-shadow(0 0 0.6px rgba(240,237,232,.65))
    drop-shadow(0 0 1.4px rgba(240,237,232,.4));
}
.nav__logo-text {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: .04em;
}
.nav__logo-text span {
  color: var(--gold);
  font-size: 1rem;
  letter-spacing: .1em;
}
.nav__links {
  display: flex;
  gap: 1.8rem;
  margin-left: auto;
}
.nav__links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--text); }
.nav__cta { margin-left: .5rem; }

/* Botão de alternância de tema (claro/escuro) */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
  flex-shrink: 0;
  margin-left: .5rem;
}
.theme-toggle:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.theme-toggle__icon {
  width: 20px;
  height: 20px;
}
.theme-toggle__icon--moon { display: none; }
/* Tema escuro ativo → mostra ícone de lua (indica modo atual) */
html[data-theme="dark"] .theme-toggle__icon--sun { display: none; }
html[data-theme="dark"] .theme-toggle__icon--moon { display: block; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: .5rem;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}
/* Estado aberto: hamburguer vira X */
.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.nav__mobile {
  display: none;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.5rem;
  gap: 1rem;
  background: var(--nav-mobile-bg);
  border-top: 1px solid var(--border);
}
.nav__mobile.open { display: flex; }
.nav__mobile-link {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--muted);
}
.nav__mobile-link:hover { color: var(--text); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bg-alt);
  overflow: hidden;
  padding-top: 80px;
  transition: background var(--transition);
}

/* Andaimes decorativos */
.hero__scaffold {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__bar {
  position: absolute;
  background: var(--gold);
  opacity: var(--scaffold-opacity-1);
}
.hero__bar--1 {
  width: 3px;
  height: 100%;
  left: 15%;
  top: 0;
}
.hero__bar--2 {
  width: 3px;
  height: 100%;
  right: 20%;
  top: 0;
}
.hero__bar--3 {
  height: 3px;
  width: 100%;
  top: 45%;
  opacity: var(--scaffold-opacity-2);
}

/* Diagonal gold accent */
.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,.12) 0%, transparent 70%);
  right: -100px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
  transition: background var(--transition);
}

.hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(320px, 560px) 1fr;
  align-items: center;
  gap: 3rem;
  max-width: 1440px;
  margin: 0 auto;
  padding: 5rem 0 2rem 1.5rem;
  width: 100%;
}
.hero__text { min-width: 0; }

/* Imagem do hero */
.hero__image {
  position: relative;
  height: 560px;
  border-radius: 20px 0 0 20px;
  overflow: hidden;
}
.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero__image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--bg-alt) 0%, transparent 18%);
  pointer-events: none;
}
.hero__eyebrow {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
}
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 8rem);
  line-height: .92;
  letter-spacing: .02em;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.hero__title em {
  font-style: normal;
  color: var(--gold);
}
.hero__sub {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 500px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Stats bar */
.hero__stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 0;
  margin-top: auto;
  border-top: 1px solid var(--border);
}
.hero__stat {
  flex: 1;
  padding: 1.8rem 1.5rem;
  border-right: 1px solid var(--border);
}
.hero__stat:last-child { border-right: none; }
.hero__num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  line-height: 1;
  color: var(--gold);
}
.hero__unit {
  font-size: 1rem;
  color: var(--muted);
  margin-left: .2rem;
}
.hero__stat p {
  font-size: .8rem;
  color: var(--muted);
  margin-top: .3rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ===== SECTION BASE ===== */
.section {
  padding: 6rem 0;
}
.section__head {
  margin-bottom: 3.5rem;
  text-align: center;
}
.section__label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .75rem;
}
.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--text);
}
.section__sub {
  font-size: 1rem;
  color: var(--muted);
  margin-top: .75rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== SERVIÇOS ===== */
.servicos { background: var(--bg-page); transition: background var(--transition); }
.servicos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.servico-card {
  background: var(--bg-alt);
  padding: 2.5rem 2rem;
  transition: background var(--transition);
}
.servico-card:hover { background: var(--bg-card); }
.servico-card__icon {
  width: 48px;
  height: 48px;
  color: var(--gold);
  margin-bottom: 1.2rem;
}
.servico-card h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: .03em;
  color: var(--text);
  margin-bottom: .75rem;
}
.servico-card p {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.7;
}
.servico-card--cta {
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 3px solid var(--gold);
}
.servico-card--cta p {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: .5rem;
}
.servico-card--cta h3 {
  margin-bottom: 1.5rem;
}

/* ===== SOBRE ===== */
.sobre { background: var(--bg-alt); transition: background var(--transition); }
.sobre__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.sobre__img-wrap { position: relative; }
.sobre__img-block {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--bg-card);
  margin: 0 auto;
}
.sobre__img-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%; /* prioriza rostos/topo da foto da equipe no corte */
}
.sobre__img-block--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}
.sobre__img-block--placeholder::after {
  content: 'Foto da equipe';
  color: var(--muted);
  font-size: .875rem;
}
.sobre__badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--gold);
  color: var(--ink);
  padding: 1.2rem 1.5rem;
  text-align: center;
  border-radius: var(--radius);
}
.sobre__badge-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  line-height: 1;
}
.sobre__badge span {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  line-height: 1.4;
}
.sobre__text p {
  color: var(--muted);
  margin-bottom: 1.2rem;
  line-height: 1.8;
}
.sobre__lista {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin: 2rem 0;
}
.sobre__lista li {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .9rem;
  color: var(--text);
}
.sobre__lista li svg {
  width: 20px;
  height: 20px;
  color: var(--gold);
  flex-shrink: 0;
}

/* ===== OBRAS ===== */
.obras { background: var(--bg-page); transition: background var(--transition); }
.obras__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.obra-cat--wide { grid-column: span 2; }

.obra-cat {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
  transition: box-shadow var(--transition), background var(--transition), border-color var(--transition);
}
.obra-cat:hover {
  box-shadow: 0 12px 28px rgba(0,0,0,.1);
}
.obra-cat__info { padding: 1.25rem 1.25rem 1.5rem; }
.obra-cat__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: .02em;
  color: var(--text);
  margin-bottom: .35rem;
}
.obra-cat__desc {
  font-size: .875rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 1rem;
}
.obra-cat__more {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-body);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--gold);
  cursor: pointer;
  transition: gap var(--transition), color var(--transition);
}
.obra-cat__more:hover { gap: .65rem; color: var(--gold-lt); }
.obra-cat__count { color: var(--muted); font-weight: 500; }

/* ----- Slider antes/depois ----- */
.ba-slider {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  cursor: ew-resize;
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
}
.obra-cat--wide .ba-slider { aspect-ratio: 16 / 9; }

.ba-slider img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}
.ba-slider__before {
  clip-path: inset(0 calc(100% - var(--pos, 50%)) 0 0);
}
.ba-slider__divider {
  position: absolute;
  top: 0; bottom: 0;
  left: var(--pos, 50%);
  width: 3px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 0 0 1px rgba(0,0,0,.15);
  transform: translateX(-50%);
  pointer-events: none;
}
.ba-slider__grip {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 42px; height: 42px;
  border-radius: 50%;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1px;
  color: var(--ink);
  box-shadow: 0 3px 12px rgba(0,0,0,.35);
}
.ba-slider__tag {
  position: absolute;
  top: .75rem;
  padding: .3rem .7rem;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  border-radius: 2px;
  background: rgba(10,10,10,.6);
  color: #F5F5F0;
  pointer-events: none;
  z-index: 2;
}
.ba-slider__tag--before { left: .75rem; }
.ba-slider__tag--after { right: .75rem; }
.ba-slider__range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  -webkit-appearance: none;
  appearance: none;
}
.ba-slider:focus-within {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.obras__footer {
  text-align: center;
  margin-top: 2.5rem;
}

/* ----- Lightbox — galeria completa ----- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(6,6,6,.94);
  padding: 1.5rem;
  opacity: 0;
  transition: opacity .25s ease;
}
.lightbox.is-open { display: flex; opacity: 1; }
.lightbox__stage {
  position: relative;
  max-width: 1000px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .9rem;
}
.lightbox__stage img {
  max-width: 100%;
  max-height: 74vh;
  width: auto;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  opacity: 0;
  transform: scale(.98);
  transition: opacity .2s ease, transform .2s ease;
}
.lightbox__stage img.is-loaded { opacity: 1; transform: scale(1); }
.lightbox__meta { text-align: center; }
.lightbox__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: .03em;
  color: #F5F5F0;
}
.lightbox__counter {
  font-size: .8rem;
  color: rgba(245,245,240,.6);
  margin-top: .15rem;
}
.lightbox__close {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.06);
  color: #F5F5F0;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.lightbox__close:hover { background: rgba(255,255,255,.16); border-color: var(--gold); }
.lightbox__nav {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.06);
  color: #F5F5F0;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition), border-color var(--transition);
}
.lightbox__nav:hover { background: rgba(255,255,255,.16); border-color: var(--gold); }
.lightbox__nav--prev { margin-right: 1rem; }
.lightbox__nav--next { margin-left: 1rem; }

/* ===== CTA FAIXA ===== */
/* A faixa em si é sempre dourada, em qualquer tema — é o destaque de conversão da página */
.cta-faixa {
  background: var(--gold);
  padding: 4rem 0;
}
.cta-faixa__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-faixa h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--ink);
}
.cta-faixa p {
  color: rgba(0,0,0,.65);
  margin-top: .5rem;
  font-size: .95rem;
}
.cta-faixa .btn--gold {
  background: var(--bg-page);
  color: var(--text);
  border-color: var(--bg-page);
  white-space: nowrap;
}
.cta-faixa .btn--gold:hover {
  background: var(--bg-alt);
  border-color: var(--bg-alt);
}

/* ===== CONTATO ===== */
.contato { background: var(--bg-alt); transition: background var(--transition); }
.contato__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.contato-card {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}
.contato-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.contato-card__icon {
  width: 52px;
  height: 52px;
  background: var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
}
.contato-card__label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .25rem;
}
.contato-card__value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 4rem 0 0;
  transition: background var(--transition);
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}
.footer__logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1rem;
}
.footer__logo-text {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--text);
  margin-bottom: 1rem;
  display: block;
}
.footer__logo-text span { color: var(--gold); }
.footer__logo p {
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.7;
}
.footer__links-title {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.2rem;
}
.footer__links a {
  display: block;
  font-size: .875rem;
  color: var(--muted);
  margin-bottom: .6rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--text); }
.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}
.footer__bottom p {
  font-size: .8rem;
  color: var(--muted);
}
.footer__bottom a {
  color: var(--gold);
  transition: color var(--transition);
}
.footer__bottom a:hover { color: var(--gold-lt); }

/* ===== WPP FLOAT ===== */
/* Verde do WhatsApp é a cor oficial da marca — fica igual nos dois temas */
.wpp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  z-index: 99;
  transition: transform var(--transition), box-shadow var(--transition);
}
.wpp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,.5);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero__content {
    grid-template-columns: 1fr;
    padding: 4rem 1.5rem 1.5rem;
  }
  .hero__image {
    height: 340px;
    border-radius: 20px;
    margin-top: 2rem;
  }
  .hero__image::before { display: none; }

  .servicos__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sobre__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .sobre__img-block {
    aspect-ratio: 4/5;
    max-width: 420px;
  }
  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer__logo { grid-column: span 2; }

  .obras__grid { grid-template-columns: 1fr 1fr; }
  .obra-cat--wide { grid-column: span 2; }
}

@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }

  .hero__content { padding: 4rem 1.5rem 1.5rem; }
  .hero__image { height: 260px; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .hero__stats { flex-direction: column; }
  .hero__stat { border-right: none; border-bottom: 1px solid var(--border); }
  .hero__stat:last-child { border-bottom: none; }

  .servicos__grid { grid-template-columns: 1fr; }
  .obras__grid { grid-template-columns: 1fr; }
  .obra-cat--wide { grid-column: auto; }
  .obra-cat--wide .ba-slider { aspect-ratio: 4/3; }
  .ba-slider__grip { width: 36px; height: 36px; }

  .lightbox__nav { width: 40px; height: 40px; }
  .lightbox__nav--prev { margin-right: .4rem; }
  .lightbox__nav--next { margin-left: .4rem; }
  .lightbox { padding: 3.5rem 1rem 1rem; }
  .lightbox__close { top: .75rem; right: .75rem; }

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

  .cta-faixa__inner { flex-direction: column; text-align: center; }

  .footer__inner { grid-template-columns: 1fr; }
  .footer__logo { grid-column: auto; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .wpp-float { bottom: 1.2rem; right: 1.2rem; width: 52px; height: 52px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}