/* ============================================================
   VM Acabamentos — design tokens
   Paleta ancorada nas fotos reais: carvão do logo, madeira do
   ripado (cobre), latão do "VM" (dourado) e o verde funcional
   do WhatsApp como cor de ação. Motivo assinatura: o "slat" —
   a mesma cadência vertical do ripado de madeira, usada como
   divisor estrutural entre seções.
   ============================================================ */
:root {
  --ink: #17140f;
  --ink-soft: #221d17;
  --ink-line: rgba(243, 239, 231, 0.14);

  --paper: #f3efe7;
  --paper-2: #e9e1d2;
  --paper-line: rgba(23, 20, 15, 0.12);

  --text-on-paper: #221d17;
  --text-on-paper-soft: #55493a;
  --text-on-ink: #f3efe7;
  --text-on-ink-soft: #c9beac;

  --gold: #c6a262;
  --gold-soft: #e4cfa0;
  --copper: #a85c2f;
  --copper-soft: #c98653;
  --copper-text: #87451f;  /* copper escurecido: 4.5:1+ como texto sobre --paper/--paper-2 */
  --copper-deep: #7a3d1b;  /* copper escurecido: fundo de badge com texto claro em cima */

  --whatsapp: #25d366;
  --whatsapp-dark: #1aa851;

  --font-display: "Archivo Expanded", "Archivo", sans-serif;
  --font-body: "Inter", sans-serif;

  --radius: 14px;
  --wrap: 1160px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ============================================================
   Reset & base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-on-paper);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 5.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: 1.15rem; font-weight: 700; }

p { margin: 0 0 1em; }
a { color: inherit; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 20px;
}

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

.skip-link {
  position: absolute;
  left: 12px; top: -60px;
  background: var(--ink);
  color: var(--text-on-ink);
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 200;
  transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 12px; }

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

.eyebrow {
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  color: var(--gold-soft);
  margin: 0 0 0.8em;
}
.eyebrow-dark { color: var(--copper-text); }

.section-lead {
  max-width: 52ch;
  color: var(--text-on-paper-soft);
  font-size: 1.05rem;
}
.section-dark .section-lead,
.section-ink .section-lead { color: var(--text-on-ink-soft); }

/* ============================================================
   Signature motif — slats (ripado rhythm)
   ============================================================ */
.slats {
  height: 22px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--copper) 0px, var(--copper) 3px,
    transparent 3px, transparent 11px
  );
  opacity: 0.55;
}

.slats-hero {
  position: absolute;
  inset: auto 0 0 0;
  height: 46px;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(198, 162, 98, 0.9) 0px, rgba(198, 162, 98, 0.9) 4px,
    transparent 4px, transparent 14px
  );
  opacity: 0.8;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  padding: 15px 26px;
  border: 0;
  cursor: pointer;
  transition: transform 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease);
}
.btn-whatsapp {
  background: var(--whatsapp);
  color: #06210f;
}
.btn-whatsapp:hover { background: var(--whatsapp-dark); transform: translateY(-1px); }
.btn-large { padding: 17px 30px; font-size: 1.05rem; }
.btn-small { padding: 9px 16px; font-size: 0.85rem; }
.btn-ghost {
  background: transparent;
  color: var(--text-on-ink);
  border: 1px solid var(--ink-line);
}
.btn-ghost:hover { background: rgba(243,239,231,0.08); }

.icon-wa { width: 20px; height: 20px; fill: currentColor; flex-shrink: 0; }

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(23, 20, 15, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--ink-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 12px;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-on-ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
}
.brand-mark { border-radius: 6px; flex-shrink: 0; }
.brand-word strong { color: var(--gold-soft); font-weight: 800; }

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav a { text-decoration: none; color: var(--text-on-ink-soft); }
.nav a:hover { color: var(--text-on-ink); }
.nav .btn { color: #06210f; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px; height: 42px;
  background: transparent;
  border: 1px solid var(--ink-line);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
}
.nav-toggle-bar {
  height: 2px;
  margin-inline: 10px;
  background: var(--text-on-ink);
  border-radius: 2px;
}

@media (max-width: 899px) {
  .nav-toggle { display: flex; }
  .nav {
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    background: var(--ink);
    padding: 18px 20px 28px;
    gap: 16px;
    border-bottom: 1px solid var(--ink-line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  }
  .nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav a { width: 100%; padding: 6px 0; }
  .nav .btn { margin-top: 8px; }
}
@media (min-width: 900px) {
  .nav-toggle { display: none; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  color: var(--text-on-ink);
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(23,20,15,0.55) 0%, rgba(23,20,15,0.78) 55%, rgba(23,20,15,0.95) 100%);
}
.hero-inner {
  position: relative;
  padding-block: 96px 88px;
  max-width: 760px;
}
.hero-lead {
  font-size: 1.12rem;
  color: var(--text-on-ink-soft);
  max-width: 56ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 8px;
}
.hero-secondary {
  color: var(--text-on-ink-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
}
.hero-secondary:hover { color: var(--text-on-ink); border-color: currentColor; }

@media (min-width: 640px) {
  .hero-inner { padding-block: 128px 108px; }
}

/* ============================================================
   Sections — light / dark rhythm
   ============================================================ */
.section { padding-block: 72px; }
.section-dark { background: var(--ink-soft); color: var(--text-on-ink); }
.section-dark h2, .section-dark h3 { color: var(--text-on-ink); }
.section-ink { background: var(--ink); color: var(--text-on-ink); }
.section-ink h2, .section-ink h3 { color: var(--text-on-ink); }

@media (min-width: 640px) {
  .section { padding-block: 100px; }
}

/* ============================================================
   Serviços
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 40px;
}
@media (min-width: 720px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}
.service-card {
  background: var(--paper-2);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.service-media { aspect-ratio: 4 / 5; overflow: hidden; }
.service-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s var(--ease);
}
.service-card:hover .service-media img { transform: scale(1.04); }
.service-card h3, .service-card p, .service-card .service-link {
  padding-inline: 22px;
}
.service-card h3 { margin-top: 22px; }
.service-card p { color: var(--text-on-paper-soft); flex-grow: 1; }
.service-link {
  display: inline-block;
  margin: 4px 22px 24px;
  font-weight: 700;
  color: var(--copper-text);
  text-decoration: none;
}
.service-link:hover { text-decoration: underline; }

/* ============================================================
   Galeria / carrossel
   ============================================================ */
.gallery-tabs {
  display: flex;
  gap: 10px;
  margin-top: 32px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.gallery-tab {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--text-on-ink-soft);
  padding: 10px 18px;
  border-radius: 999px;
  cursor: pointer;
}
.gallery-tab.is-active {
  background: var(--copper-deep);
  border-color: var(--copper-deep);
  color: var(--text-on-ink);
}

.carousel { position: relative; }
.carousel-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--copper) transparent;
}
.carousel-track img {
  scroll-snap-align: start;
  flex: 0 0 auto;
  width: min(72vw, 300px);
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius);
}
.carousel-nav {
  display: none;
}
@media (min-width: 720px) {
  .carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 1px solid var(--ink-line);
    background: rgba(23,20,15,0.65);
    color: var(--text-on-ink);
    font-size: 1.4rem;
    cursor: pointer;
  }
  .carousel-prev { left: -6px; }
  .carousel-next { right: -6px; }
}

/* ============================================================
   Antes e depois
   ============================================================ */
.before-after {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 36px;
}
@media (min-width: 780px) {
  .before-after { grid-template-columns: repeat(3, 1fr); }
}
.ba-item {
  margin: 0;
  background: var(--paper-2);
  border-radius: var(--radius);
  overflow: hidden;
}
.ba-item img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.ba-item figcaption {
  padding: 14px 16px 18px;
  font-size: 0.92rem;
  color: var(--text-on-paper-soft);
}
.ba-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--ink);
  color: var(--text-on-ink);
  padding: 4px 10px;
  border-radius: 999px;
  margin-right: 8px;
  margin-bottom: 6px;
}
.ba-tag-mid { background: var(--copper-deep); color: var(--text-on-ink); }
.ba-tag-after { background: var(--whatsapp); color: #06210f; }

/* ============================================================
   Selos de confiança
   ============================================================ */
.trust { padding-block: 60px; }
.trust-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
}
.trust-icon {
  width: 30px; height: 30px;
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.6;
  margin-bottom: 14px;
}
.trust-item p { color: var(--text-on-ink-soft); margin: 0; }

/* ============================================================
   Sobre
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}
@media (min-width: 780px) {
  .about-grid { grid-template-columns: 0.8fr 1fr; gap: 56px; }
}
.about-media img {
  border-radius: var(--radius);
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.about-grid p { color: var(--text-on-paper-soft); }

/* ============================================================
   Como funciona
   ============================================================ */
.steps {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  grid-template-columns: 1fr;
  position: relative;
}
@media (min-width: 860px) {
  .steps { grid-template-columns: repeat(5, 1fr); gap: 20px; }
}
.step {
  position: relative;
  padding: 0 0 32px 0;
  border-left: 2px solid var(--copper);
  padding-left: 20px;
  margin-left: 6px;
}
.step:last-child { border-left-color: transparent; }
@media (min-width: 860px) {
  .step {
    border-left: none;
    border-top: 2px solid var(--copper);
    padding-left: 0;
    padding-top: 20px;
    margin-left: 0;
  }
  .step:last-child { border-top-color: var(--copper); }
}
.step-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--gold);
  margin-bottom: 6px;
}
.step h3 { color: var(--text-on-ink); }
.step p { color: var(--text-on-ink-soft); margin: 0; font-size: 0.95rem; }

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  background: var(--paper-2);
  border-radius: 10px;
  padding: 6px 20px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  padding: 16px 0;
  list-style: none;
  position: relative;
  padding-right: 30px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0; top: 14px;
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--copper);
  transition: transform 0.2s var(--ease);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  color: var(--text-on-paper-soft);
  padding-bottom: 18px;
  margin: 0;
}

/* ============================================================
   Contato / CTA final
   ============================================================ */
.contact-cta { text-align: center; }
.contact-inner { display: flex; flex-direction: column; align-items: center; }
.contact-cta .section-lead { margin-inline: auto; margin-bottom: 32px; }
.contact-cta h2 { max-width: 20ch; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--ink);
  color: var(--text-on-ink-soft);
  padding-block: 40px;
  font-size: 0.88rem;
  text-align: center;
}
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.brand-footer { color: var(--text-on-ink); }
.footer-copy { opacity: 0.7; margin: 0; }

/* ============================================================
   Cookie banner
   ============================================================ */
.cookie-banner {
  position: fixed;
  left: 16px; right: 16px; bottom: 16px;
  max-width: 560px;
  margin-inline: auto;
  background: var(--ink);
  color: var(--text-on-ink-soft);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  padding: 20px;
  z-index: 300;
  box-shadow: 0 12px 34px rgba(0,0,0,0.35);
}
.cookie-banner p { margin: 0 0 14px; font-size: 0.9rem; }
.cookie-actions { display: flex; gap: 12px; justify-content: flex-end; }

/* ============================================================
   Reveal on scroll (progressive enhancement)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}