:root {
  --bg-light: #F7F6F3;
  --bg-dark: #1C1C1C;
  --bg-gray: #EFEDE8;
  --text-dark: #111111;
  --text-light: #F5F5F5;
  --text-secondary-light: #555555;
  --text-secondary-dark: #AAAAAA;
  --accent: #246999;
  --accent-hover: #1B5070;
  --accent-on-dark: #6EC1E4;
  --font-head: 'Archivo Black', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--bg-light);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-dark);
  border-bottom: 1px solid #333333;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.logo-img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(245, 245, 245, 0.18);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s ease;
}

.logo:hover .logo-img {
  transform: scale(1.05);
}

.footer-brand .logo-img {
  width: 64px;
  height: 64px;
}

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

nav.main-nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

nav.main-nav a {
  color: var(--text-secondary-dark);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--text-light);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--text-light);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 2px;
  white-space: nowrap;
  transition: background 0.2s ease;
}

.header-cta:hover {
  background: var(--accent-hover);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-light);
}

.mobile-nav {
  display: none;
}

/* HERO */
.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(125deg, rgba(20, 20, 20, 0.94), rgba(28, 28, 28, 0.82)),
    url("img/galeria/29482812.jpg") center / cover no-repeat;
  color: var(--text-light);
  padding: 96px 0 88px;
}

.hero.hero-alt {
  background:
    linear-gradient(125deg, rgba(20, 20, 20, 0.94), rgba(28, 28, 28, 0.82)),
    url("img/galeria/6028170.jpg") center / cover no-repeat;
}

.hero.hero-epoxi {
  background:
    linear-gradient(125deg, rgba(20, 20, 20, 0.93), rgba(28, 28, 28, 0.8)),
    url("img/galeria/36230768.jpg") center / cover no-repeat;
}

.hero.hero-granilite {
  background:
    linear-gradient(125deg, rgba(20, 20, 20, 0.93), rgba(28, 28, 28, 0.8)),
    url("img/galeria/5827062.jpg") center / cover no-repeat;
}

.hero.hero-lapidacao {
  background:
    linear-gradient(125deg, rgba(20, 20, 20, 0.93), rgba(28, 28, 28, 0.8)),
    url("img/galeria/5843172.jpg") center / cover no-repeat;
}

.hero.hero-camarafria {
  background:
    linear-gradient(125deg, rgba(15, 24, 32, 0.94), rgba(28, 28, 28, 0.82)),
    url("img/galeria/18415802.jpg") center / cover no-repeat;
}

.hero.hero-pintura {
  background:
    linear-gradient(125deg, rgba(20, 20, 20, 0.94), rgba(28, 28, 28, 0.82)),
    url("img/galeria/7031573.jpg") center / cover no-repeat;
}

@media (min-width: 1024px) {
  .hero {
    background-attachment: fixed, fixed;
  }
}

.hero::before {
  content: '';
  position: absolute;
  width: 900px;
  height: 900px;
  top: -380px;
  right: -260px;
  background: radial-gradient(circle, rgba(110, 193, 228, 0.22), transparent 70%);
  animation: heroGlow 22s ease-in-out infinite alternate;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(245, 245, 245, 0.035) 0px, rgba(245, 245, 245, 0.035) 1px, transparent 1px, transparent 56px);
  animation: gritShift 50s linear infinite;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

@keyframes heroGlow {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(-100px, 80px) scale(1.18);
  }
}

@keyframes gritShift {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 640px 640px;
  }
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tag,
.hero h1,
.hero p.lead,
.hero-ctas,
.hero-meta {
  opacity: 0;
  transform: translateY(22px);
  animation: fadeUp 0.8s ease forwards;
}

.hero-tag { animation-delay: 0.05s; }
.hero h1 { animation-delay: 0.15s; }
.hero p.lead { animation-delay: 0.28s; }
.hero-ctas { animation-delay: 0.4s; }
.hero-meta { animation-delay: 0.52s; }

.hero-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-on-dark);
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: 48px;
  line-height: 1.18;
  max-width: 820px;
  margin-bottom: 28px;
}

.hero p.lead {
  font-size: 18px;
  color: var(--text-secondary-dark);
  max-width: 620px;
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--text-light);
  font-size: 16px;
  font-weight: 600;
  padding: 18px 36px;
  border-radius: 2px;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  border-bottom: 1px solid var(--accent-on-dark);
  padding-bottom: 6px;
  transition: color 0.2s ease;
}

.btn-secondary:hover {
  color: var(--accent-on-dark);
}

.hero-meta {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  flex-wrap: wrap;
}

.hero-meta-item {
  border-left: 2px solid var(--accent-on-dark);
  padding-left: 16px;
}

.hero-meta-item strong {
  display: block;
  font-family: var(--font-head);
  font-size: 28px;
  margin-bottom: 4px;
}

.hero-meta-item span {
  font-size: 13px;
  color: var(--text-secondary-dark);
}

/* SECTION GENERAL */
section {
  padding: 88px 0;
}

.section-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}

h2 {
  font-family: var(--font-head);
  font-size: 34px;
  line-height: 1.25;
  margin-bottom: 24px;
  max-width: 700px;
}

/* PROSE */
.prose {
  max-width: 760px;
}

.prose p {
  font-size: 17px;
  color: var(--text-secondary-light);
  margin-bottom: 22px;
}

.prose p:last-child {
  margin-bottom: 0;
}

/* STATS / PROVA SOCIAL */
.stats {
  background: var(--bg-gray);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: #D8D5CE;
  margin-top: 48px;
  border: 1px solid #D8D5CE;
}

.stat-card {
  background: var(--bg-gray);
  padding: 40px 32px;
  text-align: left;
}

.stat-card strong {
  display: block;
  font-family: var(--font-head);
  font-size: 44px;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1;
}

.stat-card span {
  font-size: 15px;
  color: var(--text-secondary-light);
}

/* GRID DE CARDS (benefícios / diferenciais 2x2, etc.) */
.beneficios {
  background: var(--bg-gray);
}

.beneficios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: #D8D5CE;
  margin-top: 48px;
  border: 1px solid #D8D5CE;
}

.beneficio-card {
  background: var(--bg-gray);
  padding: 44px 40px;
}

.beneficio-num {
  font-family: var(--font-head);
  font-size: 40px;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}

.beneficio-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.beneficio-card p {
  font-size: 15px;
  color: var(--text-secondary-light);
}

/* SERVICOS */
.servicos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.servico-card {
  background: var(--bg-light);
  border: 1px solid #E4E1D9;
  padding: 36px 32px;
  transition: border-color 0.2s ease;
}

.servico-card:hover {
  border-color: var(--accent);
}

.servico-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 12px;
}

.servico-card p {
  font-size: 15px;
  color: var(--text-secondary-light);
  margin-bottom: 20px;
}

.servico-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 4px;
}

/* AMBIENTES */
.ambientes-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
  margin-top: 32px;
}

.ambientes-list {
  list-style: none;
}

.ambientes-list li {
  font-size: 17px;
  color: var(--text-dark);
  font-weight: 600;
  padding: 18px 0;
  border-bottom: 1px solid #DDDAD3;
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.ambientes-list li:first-child {
  padding-top: 0;
}

.ambientes-list li span {
  font-family: var(--font-head);
  font-size: 13px;
  color: var(--accent);
  flex-shrink: 0;
}

.ambientes-note p {
  font-size: 16px;
  color: var(--text-secondary-light);
  margin-bottom: 16px;
}

/* GALERIA */
.galeria {
  background: var(--bg-light);
}

.galeria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.galeria-slot {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid #E4E1D9;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.galeria-slot:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(17, 17, 17, 0.14);
}

.galeria-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.galeria-slot:hover img {
  transform: scale(1.07);
}

.galeria-slot .galeria-titulo {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 20px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-light);
  background: linear-gradient(to top, rgba(20, 20, 20, 0.88), transparent);
}

.galeria-aviso {
  margin-top: 28px;
  font-size: 14px;
  color: var(--text-secondary-light);
  max-width: 720px;
}

/* PROCESSO */
.processo {
  background: var(--bg-dark);
  color: var(--text-light);
}

.processo .section-label {
  color: var(--accent-on-dark);
}

.processo h2 {
  color: var(--text-light);
}

.processo-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.processo-step {
  border-top: 2px solid var(--accent-on-dark);
  padding-top: 20px;
}

.processo-step .num {
  font-family: var(--font-head);
  font-size: 32px;
  color: var(--accent-on-dark);
  display: block;
  margin-bottom: 14px;
}

.processo-step h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}

.processo-step p {
  font-size: 14px;
  color: var(--text-secondary-dark);
}

/* REGIOES */
.regioes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 40px;
}

.regioes-grid h3 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

.regioes-grid ul {
  list-style: none;
}

.regioes-grid li {
  font-size: 17px;
  padding: 12px 0;
  border-bottom: 1px solid #DDDAD3;
  color: var(--text-dark);
}

.regioes-nota {
  margin-top: 40px;
  font-size: 16px;
  color: var(--text-secondary-light);
  max-width: 720px;
}

/* CTA FINAL */
.cta-final {
  background: var(--bg-dark);
  color: var(--text-light);
}

.cta-final .section-label {
  color: var(--accent-on-dark);
}

.cta-final h2 {
  color: var(--text-light);
  max-width: 600px;
}

.cta-final-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-top: 32px;
  align-items: start;
}

.cta-final-intro p {
  font-size: 16px;
  color: var(--text-secondary-dark);
  margin-bottom: 18px;
}

.whatsapp-direto {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 6px;
  margin-top: 8px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary-dark);
}

input,
textarea,
select {
  width: 100%;
  background: #2A2A2A;
  border: 1px solid #3D3D3D;
  color: var(--text-light);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 14px 16px;
  border-radius: 2px;
  transition: border-color 0.2s ease;
}

input::placeholder,
textarea::placeholder {
  color: #888888;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}

select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23AAAAAA' d='M0 0l6 8 6-8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

select option {
  background: #2A2A2A;
  color: var(--text-light);
}

textarea {
  resize: vertical;
  min-height: 96px;
}

.form-field {
  width: 100%;
}

form .btn-primary {
  margin-top: 8px;
  width: 100%;
}

/* FAQ */
.faq-list {
  margin-top: 40px;
  max-width: 820px;
}

.faq-item {
  border-bottom: 1px solid #DDDAD3;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 26px 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-family: var(--font-body);
}

.faq-question .icon {
  font-family: var(--font-head);
  font-size: 20px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item.open .faq-question .icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.faq-answer p {
  font-size: 16px;
  color: var(--text-secondary-light);
  padding-bottom: 26px;
  max-width: 700px;
}

/* FOOTER */
footer {
  background: var(--bg-dark);
  color: var(--text-secondary-dark);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid #333333;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 12px;
}

.footer-col a {
  font-size: 14px;
  color: var(--text-secondary-dark);
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--text-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 28px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-secondary-dark);
}

.footer-credit a {
  color: var(--text-light);
  font-weight: 600;
  border-bottom: 1px solid var(--accent-on-dark);
}

/* RESPONSIVE */
@media (max-width: 980px) {
  .beneficios-grid,
  .ambientes-grid,
  .regioes-grid,
  .cta-final-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .servicos-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .galeria-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .processo-track {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .processo-step {
    padding-top: 16px;
  }

  .hero h1 {
    font-size: 38px;
  }
}

@media (max-width: 768px) {
  nav.main-nav ul {
    display: none;
  }

  .header-cta.desktop-only {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav {
    display: none;
    flex-direction: column;
    background: var(--bg-dark);
    border-top: 1px solid #333333;
    padding: 16px 24px 24px;
  }

  .mobile-nav.open {
    display: flex;
  }

  .mobile-nav a {
    color: var(--text-secondary-dark);
    font-size: 15px;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid #2E2E2E;
  }

  .mobile-nav .header-cta {
    margin-top: 16px;
    width: 100%;
  }

  section {
    padding: 64px 0;
  }

  .hero {
    padding: 56px 0 64px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero p.lead {
    font-size: 16px;
  }

  h2 {
    font-size: 26px;
  }

  .hero-meta {
    gap: 28px;
    margin-top: 44px;
  }

  .hero-meta-item strong {
    font-size: 22px;
  }

  .stats-grid,
  .servicos-grid,
  .galeria-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* SCROLL REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(32px) scale(0.985);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.reveal h2::after {
  content: '';
  display: block;
  width: 0;
  height: 3px;
  margin-top: 20px;
  background: var(--accent);
  transition: width 0.7s ease 0.25s;
}

.reveal.in-view h2::after {
  width: 64px;
}

.processo h2::after,
.cta-final h2::after {
  background: var(--accent-on-dark);
}

/* CARD MOTION */
.stat-card,
.beneficio-card,
.processo-step {
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.stat-card:hover,
.beneficio-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(17, 17, 17, 0.08);
  z-index: 1;
}

.processo-step:hover {
  transform: translateY(-6px);
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
  .hero::before,
  .hero::after,
  .galeria-slot {
    animation: none;
  }

  .hero-tag,
  .hero h1,
  .hero p.lead,
  .hero-ctas,
  .hero-meta,
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .reveal h2::after {
    width: 64px;
    transition: none;
  }

  .stat-card,
  .beneficio-card,
  .processo-step,
  .galeria-slot,
  .galeria-slot img {
    transition: none;
  }

  .hero {
    background-attachment: scroll, scroll;
  }
}