/* ==========================================================================
   LIXADORA SILVA - DESIGN SYSTEM & STYLESHEET (CLEAN, MODERNO & 100% RESPONSIVO)
   Paleta: Tons Claros (Warm Off-White, Bege Areia, Dourado Amadeirado & Grafite)
   Conceito: Minimalista, Arejado, Drawer Mobile Exclusivo, Sem Quebras Indesejadas
   ========================================================================== */

:root {
  /* Tons Claros & Fundo */
  --bg-primary: #FDFCFA;
  --bg-secondary: #F7F4EE;
  --bg-card: #FFFFFF;
  --bg-glass: rgba(255, 255, 255, 0.94);
  --bg-accent: #EFE9DF;

  /* Tons Amadeirados Refinados */
  --wood-primary: #B87A28;
  --wood-hover: #986018;
  --wood-light: #F6EDE0;
  --wood-dark: #5C3D15;
  --wood-glow: rgba(184, 122, 40, 0.18);

  /* WhatsApp & Ações */
  --whatsapp-color: #25D366;
  --whatsapp-hover: #1EBE5D;
  --whatsapp-glow: rgba(37, 211, 102, 0.35);

  /* Tipografia & Contraste */
  --text-main: #1E293B;
  --text-muted: #596780;
  --text-light: #8E9BAE;
  --text-white: #FFFFFF;

  /* Bordas e Sombras Suaves */
  --border-subtle: #E8E2D8;
  --border-light: #F0EAE1;
  --shadow-sm: 0 2px 6px rgba(30, 41, 59, 0.03);
  --shadow-md: 0 6px 18px rgba(30, 41, 59, 0.06);
  --shadow-lg: 0 12px 30px rgba(30, 41, 59, 0.08);
  --shadow-wood: 0 8px 20px rgba(184, 122, 40, 0.16);

  /* Dimensões e Raios */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.15s ease;
}

/* Reset Básico e Prevenção de Overflow */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
  max-width: 100%;
}

body.menu-open {
  overflow: hidden !important;
  touch-action: none;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   TIPOGRAFIA E TÍTULOS (REFINADOS)
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

.font-serif {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  background-color: var(--wood-light);
  color: var(--wood-dark);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.45rem, 2.3vw, 1.95rem);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  font-weight: 700;
}

.section-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.6;
}

.text-center {
  text-align: center;
}

.text-wood {
  color: var(--wood-primary);
}

/* ==========================================================================
   BOTÕES E COMPONENTES
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
  min-height: 44px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--wood-primary), var(--wood-hover));
  color: #FFFFFF;
  box-shadow: var(--shadow-wood);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(184, 122, 40, 0.24);
  background: linear-gradient(135deg, #C58B38, #875210);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366, #1EBE5D);
  color: #FFFFFF;
  box-shadow: 0 4px 14px var(--whatsapp-glow);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.45);
  background: linear-gradient(135deg, #28DE6D, #18A651);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--wood-primary);
  color: var(--wood-primary);
}

.btn-outline:hover {
  background-color: var(--wood-light);
  color: var(--wood-dark);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.btn-white:hover {
  background-color: var(--bg-secondary);
  transform: translateY(-2px);
  border-color: var(--border-light);
}

/* ==========================================================================
   TOP BAR & HEADER
   ========================================================================== */

.topbar {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 5px 0;
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.topbar-item svg {
  color: var(--wood-primary);
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
  height: 64px;
  display: flex;
  align-items: center;
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-logo img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.brand-name-wrap {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.1;
  white-space: nowrap;
}

.brand-subtitle {
  font-size: 0.64rem;
  color: var(--wood-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

/* Menu Desktop */
.nav-menu-desktop {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.4vw, 22px);
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: #334155;
  position: relative;
  padding: 6px 4px;
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--wood-primary);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--wood-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  background: var(--wood-light);
  color: var(--wood-dark);
  border: 1px solid rgba(184, 122, 40, 0.22);
  white-space: nowrap;
  transition: var(--transition);
}

.header-cta-btn:hover {
  background: #EEDEC4;
  color: #4A2E0A;
  transform: translateY(-1px);
}

.mobile-toggle,
#mobile-toggle-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-main);
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.mobile-toggle:hover,
#mobile-toggle-btn:hover {
  background-color: var(--bg-secondary);
}

/* ==========================================================================
   DRAWER MOBILE & OVERLAY (ISOLADO E 100% FUNCIONAL)
   ========================================================================== */

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 86%;
  max-width: 360px;
  height: 100vh;
  height: 100dvh;
  background: #FFFFFF;
  z-index: 1999;
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.16);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.mobile-menu-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.mobile-drawer-close {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.mobile-drawer-close:hover {
  background-color: var(--wood-light);
  color: var(--wood-dark);
}

.mobile-drawer-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mobile-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: 0.96rem;
  font-weight: 600;
  color: #334155;
  transition: var(--transition-fast);
  border: 1px solid transparent;
}

.mobile-nav-item:hover,
.mobile-nav-item.active {
  background-color: var(--wood-light);
  color: var(--wood-dark);
  border-color: rgba(184, 122, 40, 0.15);
}

.mobile-nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wood-primary);
  flex-shrink: 0;
}

.mobile-drawer-footer {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.mobile-drawer-meta {
  margin-top: 14px;
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.5;
  text-align: center;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
  position: relative;
  padding: 50px 0 65px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  overflow: hidden;
}

.hero-bg-accent {
  position: absolute;
  top: -120px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(184, 122, 40, 0.06) 0%, rgba(255,255,255,0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background-color: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--wood-dark);
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

.hero-badge svg {
  color: var(--wood-primary);
}

.hero-title {
  font-size: clamp(1.65rem, 2.7vw, 2.35rem);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.25;
  font-weight: 700;
}

.hero-title span {
  color: var(--wood-primary);
  display: inline-block;
}

.hero-description {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
  max-width: 520px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

.hero-trust-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.trust-item h4 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--wood-primary);
  margin-bottom: 2px;
  line-height: 1.1;
}

.trust-item p {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-media {
  position: relative;
}

.hero-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 5px solid #FFFFFF;
}

.hero-image-card img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-image-card:hover img {
  transform: scale(1.02);
}

.floating-glass-card {
  position: absolute;
  bottom: -16px;
  left: -16px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
}

.floating-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--wood-light);
  color: var(--wood-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.floating-glass-card h5 {
  font-size: 0.88rem;
  margin-bottom: 2px;
}

.floating-glass-card p {
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* ==========================================================================
   SEÇÃO SOBRE NÓS
   ========================================================================== */

.about-section {
  padding: 75px 0;
  background-color: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  align-items: center;
  gap: 50px;
}

.about-media {
  position: relative;
}

.about-media-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 4px solid #FFFFFF;
}

.about-media-wrapper img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.about-badge-experience {
  position: absolute;
  top: 18px;
  right: -16px;
  background: linear-gradient(135deg, var(--wood-primary), var(--wood-dark));
  color: #FFFFFF;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-wood);
  text-align: center;
}

.about-badge-experience .number {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}

.about-badge-experience .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.9;
}

.about-content p {
  color: var(--text-muted);
  font-size: 0.94rem;
  margin-bottom: 14px;
  line-height: 1.7;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 24px 0 28px;
}

.about-feature-box {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.about-feature-icon {
  color: var(--wood-primary);
  margin-top: 1px;
}

.about-feature-box h5 {
  font-size: 0.88rem;
  margin-bottom: 2px;
}

.about-feature-box p {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* ==========================================================================
   SERVIÇOS
   ========================================================================== */

.services-section {
  padding: 75px 0;
  background-color: var(--bg-secondary);
}

.services-header {
  margin-bottom: 44px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-subtle);
}

.service-thumb {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-thumb img {
  transform: scale(1.04);
}

.service-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: rgba(255, 255, 255, 0.94);
  color: var(--wood-dark);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.service-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-body h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.service-body p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

.service-features-list {
  margin-bottom: 18px;
}

.service-features-list li {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 5px;
}

.service-features-list li svg {
  color: var(--wood-primary);
  flex-shrink: 0;
}

.service-footer {
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-action-link {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--wood-primary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.service-action-link:hover {
  color: var(--wood-hover);
  transform: translateX(3px);
}

/* ==========================================================================
   VERNIZES & LINHA IMPORTADA
   ========================================================================== */

.vernizes-section {
  padding: 75px 0;
  background-color: var(--bg-primary);
}

.varnish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 36px;
}

.varnish-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  transition: var(--transition);
}

.varnish-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--wood-primary);
}

.varnish-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background-color: var(--wood-light);
  color: var(--wood-dark);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.varnish-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.varnish-card p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 14px;
}

.varnish-specs {
  background-color: var(--bg-secondary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
}

.varnish-specs span {
  display: block;
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 2px;
}

.varnish-specs small {
  color: var(--text-muted);
}

/* ==========================================================================
   SLIDER ANTES E DEPOIS INTERATIVO
   ========================================================================== */

.comparison-section {
  padding: 75px 0;
  background-color: var(--bg-secondary);
}

.comparison-container {
  max-width: 900px;
  margin: 36px auto 0;
  position: relative;
  width: 100%;
}

.before-after-slider {
  position: relative;
  width: 100%;
  height: 460px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 4px solid #FFFFFF;
  user-select: none;
  cursor: ew-resize;
  touch-action: pan-y;
}

.slider-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.slider-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.img-before-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  z-index: 2;
  border-right: 2px solid #FFFFFF;
}

.img-before-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background-color: #FFFFFF;
  z-index: 10;
  transform: translateX(-50%);
  pointer-events: none;
}

.slider-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 42px;
  height: 42px;
  background-color: #FFFFFF;
  color: var(--wood-primary);
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  border: 2px solid var(--wood-primary);
}

.badge-tag-before {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 15;
  background: rgba(30, 41, 59, 0.75);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-tag-after {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 5;
  background: rgba(184, 122, 40, 0.85);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
}

.comparison-instruction {
  text-align: center;
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* ==========================================================================
   DIFERENCIAIS
   ========================================================================== */

.differentials-section {
  padding: 75px 0;
  background-color: var(--bg-primary);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 36px;
}

.diff-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  transition: var(--transition);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.diff-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--wood-primary);
}

.diff-icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--wood-light);
  color: var(--wood-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin: 0 auto 16px;
}

.diff-card h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.diff-card p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   SIMULADOR DE ORÇAMENTO (CALCULADORA INTERATIVA)
   ========================================================================== */

.calculator-section {
  padding: 75px 0;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, #FFFFFF 100%);
}

.calculator-card {
  max-width: 800px;
  margin: 36px auto 0;
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-subtle);
}

.calc-step {
  margin-bottom: 24px;
}

.calc-step-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-step-title span {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: var(--wood-primary);
  color: #FFF;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.calc-option-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 14px 10px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-subtle);
  background-color: var(--bg-primary);
  cursor: pointer;
  transition: var(--transition-fast);
  min-height: 72px;
  justify-content: center;
}

.calc-option-btn svg {
  margin-bottom: 6px;
  color: var(--wood-primary);
}

.calc-option-btn span {
  font-weight: 600;
  font-size: 0.84rem;
}

.calc-option-btn.selected {
  border-color: var(--wood-primary);
  background-color: var(--wood-light);
  color: var(--wood-dark);
}

.slider-container {
  padding: 8px 0;
}

.range-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--border-subtle);
  outline: none;
  -webkit-appearance: none;
  accent-color: var(--wood-primary);
  cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--wood-primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

.range-values {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.range-display {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--wood-primary);
}

/* ==========================================================================
   DEPOIMENTOS
   ========================================================================== */

.testimonials-section {
  padding: 75px 0;
  background-color: var(--bg-primary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 36px;
}

.testimonial-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stars-row {
  color: #F59E0B;
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.testimonial-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 10px;
  border-top: 1px solid var(--border-light);
  padding-top: 12px;
}

.author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--wood-light);
  color: var(--wood-dark);
  font-size: 0.82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-info h5 {
  font-size: 0.88rem;
  margin-bottom: 1px;
}

.author-info span {
  font-size: 0.74rem;
  color: var(--text-light);
}

/* ==========================================================================
   FAQ (ACCORDION)
   ========================================================================== */

.faq-section {
  padding: 75px 0;
  background-color: var(--bg-secondary);
}

.faq-accordion {
  max-width: 760px;
  margin: 36px auto 0;
}

.faq-item {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-item.active {
  border-color: var(--wood-primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  text-align: left;
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
  gap: 12px;
}

.faq-icon {
  font-size: 0.85rem;
  color: var(--wood-primary);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 20px;
}

.faq-item.active .faq-answer {
  max-height: 280px;
  padding: 0 20px 16px;
}

.faq-answer p {
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

/* ==========================================================================
   CONTATO & LOCALIZAÇÃO
   ========================================================================== */

.contact-section {
  padding: 75px 0;
  background-color: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 36px;
  margin-top: 36px;
}

.contact-info-card, .contact-form-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-subtle);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--wood-light);
  color: var(--wood-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-text h5 {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.contact-item-text a, .contact-item-text p {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 16px; /* Evita auto-zoom do Safari no iOS */
  background-color: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-main);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--wood-primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px var(--wood-glow);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  background-color: #171E2B;
  color: #94A3B8;
  padding: 55px 0 25px;
  font-size: 0.86rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-brand p {
  margin-top: 12px;
  line-height: 1.6;
  font-size: 0.84rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.94rem;
  margin-bottom: 16px;
  font-weight: 700;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: #94A3B8;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--wood-primary);
  padding-left: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.78rem;
}

/* ==========================================================================
   BOTÃO FLUTUANTE DO WHATSAPP (COMPACTO & SEM POLUIÇÃO)
   ========================================================================== */

.whatsapp-float-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
}

.whatsapp-float-tooltip {
  background-color: #FFFFFF;
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  font-size: 0.76rem;
  font-weight: 700;
  white-space: nowrap;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 6px;
  pointer-events: none;
}

.whatsapp-float-tooltip .online-dot {
  width: 7px;
  height: 7px;
  background-color: var(--whatsapp-color);
  border-radius: 50%;
  display: inline-block;
}

.whatsapp-float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
  position: relative;
  flex-shrink: 0;
}

.whatsapp-float-btn svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.whatsapp-float-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.6);
}

.whatsapp-pulse {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: var(--whatsapp-color);
  opacity: 0.5;
  z-index: -1;
  animation: pulseEffect 2.2s cubic-bezier(0.25, 0, 0, 1) infinite;
}

@keyframes pulseEffect {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* ==========================================================================
   RESPONSIVIDADE (MOBILE & TABLET - ZERO OVERFLOW, TOUCH-OPTIMIZED)
   ========================================================================== */

/* Telas de tablet ou desktop compacto (1024px e abaixo) */
@media (max-width: 1024px) {
  .topbar {
    display: none !important;
  }

  .nav-menu-desktop {
    display: none !important;
  }

  .desktop-only {
    display: none !important;
  }

  .mobile-toggle,
  #mobile-toggle-btn {
    display: flex !important;
  }
}

/* Mobile & Tablet Médio (992px e abaixo) */
@media (max-width: 992px) {
  .header {
    height: 58px;
  }

  .nav-container {
    padding: 0 16px;
  }

  .brand-logo img {
    height: 34px;
  }

  .brand-title {
    font-size: 1.05rem;
  }

  .brand-subtitle {
    font-size: 0.62rem;
  }

  /* Layout Hero e Seções */
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero {
    padding: 30px 0 45px;
  }

  .hero-title {
    font-size: clamp(1.6rem, 5.5vw, 2.2rem);
  }

  .hero-image-card img {
    height: 300px;
  }

  .floating-glass-card {
    position: static;
    margin-top: 12px;
    width: 100%;
    box-shadow: var(--shadow-sm);
  }

  .about-badge-experience {
    position: static;
    margin-top: 14px;
    width: 100%;
    border-radius: var(--radius-md);
  }

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

  .before-after-slider {
    height: 340px;
  }

  .whatsapp-float-tooltip {
    display: none !important;
  }

  .whatsapp-float-container {
    bottom: 18px;
    right: 18px;
  }
}

/* Telas Pequenas (640px e abaixo - Smartphones) */
@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .header {
    height: 54px;
  }

  .brand-logo img {
    height: 30px;
  }

  .brand-title {
    font-size: 0.98rem;
  }

  .brand-subtitle {
    font-size: 0.58rem;
  }

  .hero {
    padding: 24px 0 36px;
  }

  .hero-badge {
    font-size: 0.72rem;
    padding: 4px 10px;
    margin-bottom: 12px;
  }

  .hero-title {
    font-size: 1.65rem;
    line-height: 1.25;
    margin-bottom: 12px;
  }

  .hero-description {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
  }

  .hero-cta-group {
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-trust-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding-top: 14px;
  }

  .trust-item {
    text-align: center;
    background: var(--bg-card);
    padding: 8px 4px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
  }

  .trust-item h4 {
    font-size: 1.15rem;
  }

  .trust-item p {
    font-size: 0.68rem;
    line-height: 1.2;
  }

  .hero-image-card img {
    height: 250px;
  }

  .about-section,
  .services-section,
  .vernizes-section,
  .comparison-section,
  .differentials-section,
  .calculator-section,
  .testimonials-section,
  .faq-section,
  .contact-section {
    padding: 55px 0;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .service-thumb {
    height: 180px;
  }

  .service-body {
    padding: 18px 16px;
  }

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

  .before-after-slider {
    height: 260px;
  }

  .slider-button {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
  }

  .badge-tag-before,
  .badge-tag-after {
    font-size: 0.68rem;
    padding: 3px 8px;
  }

  .diff-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .calculator-card {
    padding: 20px 14px;
  }

  .calc-options-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .calc-option-btn {
    padding: 10px 6px;
    min-height: 64px;
  }

  .calc-option-btn span {
    font-size: 0.78rem;
  }

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

  .contact-grid {
    gap: 24px;
  }

  .contact-info-card,
  .contact-form-card {
    padding: 20px 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .mobile-menu-drawer {
    width: 88%;
  }

  .whatsapp-float-btn {
    width: 48px;
    height: 48px;
  }

  .whatsapp-float-btn svg {
    width: 26px;
    height: 26px;
  }
}