/* ==========================================================================
   TINTOR — Especialista em Transformar Ambientes
   Design System & Estilos Oficiais (Vanilla CSS)
   Paleta: Azul Noite (#010B1D), Azul Profundo (#062657), Azul Destaque (#114CA6),
           Branco Gelo (#ECEDF0), Cinza Prata (#A0A2AA), Azul Claro (#2A7DE1)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  /* Cores Principais da Marca */
  --c-azul-noite: #010B1D;
  --c-azul-profundo: #062657;
  --c-azul-destaque: #114CA6;
  --c-azul-claro: #2A7DE1;
  --c-azul-frio: #657595;
  --c-cinza-azulado: #565B68;
  --c-cinza-prata: #A0A2AA;
  --c-branco-gelo: #ECEDF0;
  --c-branco-puro: #FFFFFF;
  --c-whatsapp: #25D366;
  --c-whatsapp-hover: #20BA5A;

  /* Superfícies & Fundos */
  --bg-main: #010B1D;
  --bg-surface: #062657;
  --bg-card: rgba(6, 38, 87, 0.75);
  --bg-card-hover: rgba(17, 76, 166, 0.28);
  --bg-glass: rgba(1, 11, 29, 0.85);
  --bg-light: #F4F6F9;
  --bg-light-card: #FFFFFF;

  /* Textos */
  --text-primary: #ECEDF0;
  --text-secondary: #A0A2AA;
  --text-muted: #657595;
  --text-dark: #010B1D;
  --text-dark-muted: #565B68;

  /* Bordas & Sombras */
  --border-subtle: rgba(160, 162, 170, 0.18);
  --border-accent: rgba(42, 125, 225, 0.35);
  --border-glow: rgba(42, 125, 225, 0.6);
  --shadow-sm: 0 4px 12px rgba(1, 11, 29, 0.4);
  --shadow-md: 0 10px 30px rgba(1, 11, 29, 0.6);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 25px rgba(42, 125, 225, 0.35);
  --shadow-whatsapp: 0 8px 24px rgba(37, 211, 102, 0.4);

  /* Tipografia */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Layout */
  --max-width: 1280px;
  --header-height: 84px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  /* Transições */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-color: var(--bg-main);
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Tipografia e Utilitários
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--c-branco-gelo);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(17, 76, 166, 0.25);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-azul-claro);
  margin-bottom: 16px;
}

.section-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--c-azul-claro);
  box-shadow: 0 0 8px var(--c-azul-claro);
}

.section-title {
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  font-weight: 800;
  margin-bottom: 18px;
  color: var(--c-branco-gelo);
}

.section-title span.highlight {
  color: var(--c-azul-claro);
  position: relative;
  display: inline-block;
}

.section-desc {
  font-size: 1.08rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.7;
}

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

.text-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   Botões & CTAs
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--c-azul-destaque) 0%, var(--c-azul-claro) 100%);
  color: var(--c-branco-puro);
  box-shadow: 0 6px 20px rgba(42, 125, 225, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(42, 125, 225, 0.55);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-whatsapp {
  background: var(--c-whatsapp);
  color: #FFFFFF;
  box-shadow: var(--shadow-whatsapp);
}

.btn-whatsapp:hover {
  background: var(--c-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.55);
}

.btn-outline {
  background: rgba(6, 38, 87, 0.4);
  color: var(--c-branco-gelo);
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(17, 76, 166, 0.4);
  border-color: var(--c-azul-claro);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(3px);
}

/* ==========================================================================
   Header & Navegação Fixa
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  background: rgba(1, 11, 29, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(160, 162, 170, 0.12);
}

.site-header.scrolled {
  background: rgba(1, 11, 29, 0.96);
  border-bottom-color: rgba(42, 125, 225, 0.3);
  box-shadow: var(--shadow-md);
  height: 74px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1380px;
  gap: 16px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 50%;
  background: transparent;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.brand-lockup:hover .brand-logo-img {
  transform: rotate(-6deg) scale(1.05);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--c-branco-gelo);
  line-height: 1;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 0.65rem;
  color: var(--c-azul-claro);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-top: 3px;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 1.4vw, 22px);
  margin: 0 auto;
  padding: 0 10px;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-branco-gelo);
  opacity: 0.85;
  position: relative;
  padding: 6px 2px;
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--c-azul-claro);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-links a:hover {
  opacity: 1;
  color: var(--c-branco-puro);
}

.nav-links a:hover::after {
  width: 100%;
}

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  color: var(--c-branco-gelo);
  padding: 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* ==========================================================================
   Mobile Nav Drawer
   ========================================================================== */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(1, 11, 29, 0.95);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 100px 30px 40px;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.mobile-nav-overlay.active {
  transform: translateX(0);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 30px;
}

.mobile-nav-links a {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--c-branco-gelo);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-info {
  margin-top: auto;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding-top: calc(var(--header-height) + 50px);
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(17, 76, 166, 0.25) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(6, 38, 87, 0.45) 0%, transparent 60%),
              var(--c-azul-noite);
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(90deg, rgba(1, 11, 29, 0.97) 0%, rgba(1, 11, 29, 0.88) 45%, rgba(1, 11, 29, 0.5) 80%, rgba(1, 11, 29, 0.8) 100%),
    url('../assets/images/tintor-interior.jpg');
  background-position: center right;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0.85;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-size: 60px 60px;
  background-image: linear-gradient(to right, rgba(160, 162, 170, 0.04) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(160, 162, 170, 0.04) 1px, transparent 1px);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-text-area {
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(6, 38, 87, 0.85);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--c-branco-gelo);
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-whatsapp);
  box-shadow: 0 0 10px var(--c-whatsapp);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: clamp(2.3rem, 5vw, 4.3rem);
  font-weight: 800;
  line-height: 1.06;
  margin-bottom: 22px;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
  color: var(--text-primary);
  opacity: 0.9;
  line-height: 1.65;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-badges-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.hero-badge-item {
  display: flex;
  flex-direction: column;
}

.hero-badge-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-azul-claro);
}

.hero-badge-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

/* Card Visual Flutuante do Hero */
.hero-card-widget {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.hero-card-seal {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-card-seal img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: 50%;
  background: transparent;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.4));
}

.hero-card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-branco-gelo);
}

.hero-card-subtitle {
  font-size: 0.82rem;
  color: var(--c-azul-claro);
  font-weight: 600;
}

.hero-service-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.hero-service-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.hero-service-item .check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(42, 125, 225, 0.2);
  color: var(--c-azul-claro);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-weight: 700;
}

.hero-card-footer {
  background: rgba(1, 11, 29, 0.6);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border-subtle);
}

.hero-card-location {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-card-location svg {
  color: var(--c-azul-claro);
  width: 16px;
  height: 16px;
}

.hero-card-phone {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--c-branco-gelo);
}

/* ==========================================================================
   Seletor Rápido de Necessidade (Barra de Ação Rápida)
   ========================================================================== */
.quick-needs-section {
  background: var(--c-azul-profundo);
  border-top: 1px solid var(--border-accent);
  border-bottom: 1px solid var(--border-subtle);
  padding: 24px 0;
  position: relative;
  z-index: 20;
}

.quick-needs-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.quick-needs-header {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-branco-gelo);
  display: flex;
  align-items: center;
  gap: 10px;
}

.quick-needs-header svg {
  color: var(--c-azul-claro);
  width: 20px;
  height: 20px;
}

.quick-needs-chips {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.quick-chip {
  padding: 8px 16px;
  background: rgba(1, 11, 29, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--c-branco-gelo);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quick-chip:hover, .quick-chip.active {
  background: var(--c-azul-destaque);
  border-color: var(--c-azul-claro);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(42, 125, 225, 0.35);
}

/* ==========================================================================
   Seção de Serviços (Residencial vs Comercial)
   ========================================================================== */
.services-section {
  padding: 90px 0;
  background: var(--c-azul-noite);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 50px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.service-card-image-wrap {
  position: relative;
  height: 270px;
  overflow: hidden;
}

.service-card-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-card-image-wrap img {
  transform: scale(1.05);
}

.service-card-badge {
  position: absolute;
  top: 18px;
  left: 18px;
  background: rgba(1, 11, 29, 0.85);
  backdrop-filter: blur(10px);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-azul-claro);
  border: 1px solid var(--border-accent);
}

.service-card-body {
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-title {
  font-size: 1.75rem;
  margin-bottom: 12px;
  color: var(--c-branco-gelo);
}

.service-card-desc {
  color: var(--text-secondary);
  font-size: 0.96rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

.service-features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.service-feature-item svg {
  color: var(--c-azul-claro);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.service-card-btn {
  margin-top: auto;
  width: 100%;
}

/* ==========================================================================
   Diferenciais & O Padrão Tintor (Método de Obra)
   ========================================================================== */
.method-section {
  padding: 90px 0;
  background: radial-gradient(circle at 50% 50%, rgba(6, 38, 87, 0.5) 0%, var(--c-azul-noite) 70%);
  position: relative;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.method-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px 22px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.method-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--c-azul-claro), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.method-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  background: rgba(6, 38, 87, 0.95);
  box-shadow: var(--shadow-md);
}

.method-card:hover::before {
  opacity: 1;
}

.method-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(17, 76, 166, 0.25);
  border: 1px solid var(--border-accent);
  display: grid;
  place-items: center;
  color: var(--c-azul-claro);
  margin-bottom: 22px;
  transition: transform var(--transition-fast);
}

.method-card:hover .method-icon-wrap {
  transform: scale(1.1);
  background: var(--c-azul-destaque);
  color: #FFFFFF;
}

.method-card-number {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  color: rgba(160, 162, 170, 0.15);
}

.method-card-title {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--c-branco-gelo);
}

.method-card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Antes & Depois Interativo (Transformação Real)
   ========================================================================== */
.before-after-section {
  padding: 90px 0;
  background: var(--c-azul-noite);
  position: relative;
}

.before-after-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
  margin-top: 44px;
}

.comparison-wrapper {
  position: relative;
  width: 100%;
  height: 440px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border-accent);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  user-select: none;
  cursor: ew-resize;
}

.comparison-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-before {
  z-index: 1;
}

.comparison-after-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 50%;
  overflow: hidden;
  z-index: 2;
  border-right: 3px solid var(--c-azul-claro);
  box-shadow: 2px 0 15px rgba(0, 0, 0, 0.5);
}

.comparison-after-wrapper .comparison-image {
  width: 100%;
  max-width: none;
  height: 100%;
  object-fit: cover;
}

.comparison-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-azul-claro);
  color: #FFFFFF;
  display: grid;
  place-items: center;
  z-index: 10;
  box-shadow: 0 0 20px rgba(42, 125, 225, 0.8), 0 4px 10px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.comparison-tag {
  position: absolute;
  bottom: 18px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  z-index: 5;
  backdrop-filter: blur(8px);
}

.tag-before {
  right: 18px;
  background: rgba(1, 11, 29, 0.85);
  color: var(--c-branco-gelo);
  border: 1px solid var(--border-subtle);
}

.tag-after {
  left: 18px;
  background: var(--c-azul-destaque);
  color: #FFFFFF;
  border: 1px solid var(--c-azul-claro);
}

.comparison-info-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.comparison-point-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 22px;
}

.comparison-point-title {
  font-size: 1.05rem;
  color: var(--c-azul-claro);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.comparison-point-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Galeria & Portfólio de Projetos
   ========================================================================== */
.gallery-section {
  padding: 90px 0;
  background: radial-gradient(circle at 10% 50%, rgba(6, 38, 87, 0.4) 0%, var(--c-azul-noite) 60%);
  position: relative;
}

.gallery-filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.filter-tab-btn {
  padding: 9px 20px;
  border-radius: var(--radius-full);
  background: rgba(6, 38, 87, 0.6);
  border: 1px solid var(--border-subtle);
  color: var(--c-branco-gelo);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab-btn:hover, .filter-tab-btn.active {
  background: var(--c-azul-destaque);
  border-color: var(--c-azul-claro);
  color: #FFFFFF;
  box-shadow: 0 4px 16px rgba(42, 125, 225, 0.4);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  position: relative;
  height: 310px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(1, 11, 29, 0.95) 0%, rgba(1, 11, 29, 0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  opacity: 0.9;
  transition: opacity var(--transition-fast);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-tag {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--c-azul-claro);
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}

.gallery-item-title {
  font-size: 1.12rem;
  color: var(--c-branco-gelo);
  font-weight: 700;
}

/* ==========================================================================
   Como Funciona (3 Passos Simples)
   ========================================================================== */
.steps-section {
  padding: 90px 0;
  background: var(--c-azul-profundo);
  position: relative;
  border-top: 1px solid var(--border-accent);
  border-bottom: 1px solid var(--border-accent);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
  position: relative;
}

.step-card {
  background: rgba(1, 11, 29, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: all var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-azul-claro);
  background: rgba(1, 11, 29, 0.9);
  box-shadow: var(--shadow-md);
}

.step-number {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1;
  color: var(--c-azul-claro);
  opacity: 0.35;
  margin-bottom: 14px;
  transition: opacity var(--transition-fast);
}

.step-card:hover .step-number {
  opacity: 0.9;
}

.step-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--c-branco-gelo);
}

.step-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Simulador de Orçamento & Formulário Interativo
   ========================================================================== */
.quote-section {
  padding: 90px 0;
  background: radial-gradient(circle at 80% 50%, rgba(17, 76, 166, 0.3) 0%, var(--c-azul-noite) 70%);
  position: relative;
}

.quote-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 50px;
  align-items: start;
}

.quote-info-side {
  position: sticky;
  top: 110px;
}

.quote-benefits-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.quote-benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.quote-benefit-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(42, 125, 225, 0.2);
  border: 1px solid var(--border-accent);
  color: var(--c-azul-claro);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: 2px;
  font-weight: 700;
}

.quote-benefit-text h4 {
  font-size: 1.02rem;
  color: var(--c-branco-gelo);
  margin-bottom: 4px;
}

.quote-benefit-text p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.quote-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.quote-form-header {
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.quote-form-header h3 {
  font-size: 1.55rem;
  color: var(--c-branco-gelo);
  margin-bottom: 6px;
}

.quote-form-header p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-branco-gelo);
  margin-bottom: 8px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background: rgba(1, 11, 29, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--c-branco-gelo);
  font-size: 0.94rem;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--c-azul-claro);
  background: rgba(1, 11, 29, 0.95);
  box-shadow: 0 0 12px rgba(42, 125, 225, 0.35);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: var(--c-cinza-azulado);
}

.form-select option {
  background-color: var(--c-azul-noite);
  color: var(--c-branco-gelo);
}

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

/* Upload de fotos com design compacto em retângulo horizontal */
.photo-upload-box {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 10px 16px;
  border: 1px dashed rgba(42, 125, 225, 0.45);
  border-radius: var(--radius-sm);
  background: rgba(1, 11, 29, 0.7);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.photo-upload-box:hover, .photo-upload-box.drag-over {
  border-color: var(--c-azul-claro);
  background: rgba(17, 76, 166, 0.25);
  transform: translateY(-1px);
}

.photo-upload-icon-small {
  color: var(--c-azul-claro);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.photo-upload-text {
  font-size: 0.85rem;
  color: var(--c-branco-gelo);
  font-weight: 500;
  flex-grow: 1;
  text-align: left;
}

.photo-upload-text em {
  color: var(--text-secondary);
  font-style: normal;
  font-size: 0.78rem;
}

.photo-upload-btn-badge {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(42, 125, 225, 0.2);
  border: 1px solid var(--border-accent);
  color: var(--c-azul-claro);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

.photo-previews-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 14px;
}

.photo-preview-item {
  position: relative;
  aspect-ratio: 1/1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-accent);
  background: rgba(1, 11, 29, 0.8);
}

.photo-preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-preview-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(1, 11, 29, 0.85);
  color: #FF5555;
  display: grid;
  place-items: center;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  border: 1px solid rgba(255, 85, 85, 0.5);
  transition: all var(--transition-fast);
}

.photo-preview-remove:hover {
  background: #FF5555;
  color: #FFFFFF;
}

/* ==========================================================================
   FAQ (Perguntas Frequentes)
   ========================================================================= */
.faq-section {
  padding: 90px 0;
  background: var(--c-azul-noite);
  position: relative;
  border-top: 1px solid var(--border-subtle);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 50px;
  align-items: start;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.active {
  border-color: var(--border-accent);
  background: rgba(6, 38, 87, 0.9);
}

.faq-question {
  width: 100%;
  padding: 18px 22px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--c-branco-gelo);
  cursor: pointer;
  gap: 16px;
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--c-azul-claro);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 22px;
}

.faq-item.active .faq-answer {
  max-height: 240px;
  padding: 0 22px 20px 22px;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Banner Final de Conversão (CTA Direct)
   ========================================================================== */
.final-cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--c-azul-profundo) 0%, var(--c-azul-noite) 100%);
  position: relative;
  border-top: 1px solid var(--border-accent);
  overflow: hidden;
}

.final-cta-card {
  background: radial-gradient(circle at top right, rgba(42, 125, 225, 0.25) 0%, transparent 60%),
              rgba(6, 38, 87, 0.7);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 56px 40px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.final-cta-seal {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  object-fit: contain;
  border-radius: 50%;
  background: transparent;
}

.final-cta-title {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.final-cta-desc {
  font-size: 1.05rem;
  color: var(--text-primary);
  max-width: 620px;
  margin: 0 auto 32px;
}

.final-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Footer Completo
   ========================================================================== */
.site-footer {
  background: #000611;
  border-top: 1px solid rgba(160, 162, 170, 0.12);
  padding: 70px 0 32px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(160, 162, 170, 0.1);
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-col p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-branco-gelo);
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-list a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--c-azul-claro);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-primary);
}

.footer-contact-item svg {
  color: var(--c-azul-claro);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  font-size: 0.82rem;
  color: var(--c-cinza-azulado);
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   Botão Flutuante do WhatsApp & Scroll to Top
   ========================================================================== */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--c-whatsapp);
  color: #FFFFFF;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-whatsapp);
  cursor: pointer;
  transition: all var(--transition-fast);
  animation: float-pulse 3s infinite ease-in-out;
}

.floating-whatsapp-btn:hover {
  transform: scale(1.08);
  background: var(--c-whatsapp-hover);
}

.floating-whatsapp-btn svg {
  width: 30px;
  height: 30px;
}

@keyframes float-pulse {
  0%, 100% {
    transform: translateY(0);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  }
  50% {
    transform: translateY(-6px);
    box-shadow: 0 14px 32px rgba(37, 211, 102, 0.65);
  }
}

.scroll-top-btn {
  position: fixed;
  bottom: 96px;
  right: 28px;
  z-index: 890;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--c-azul-profundo);
  border: 1px solid var(--border-accent);
  color: var(--c-branco-gelo);
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top-btn:hover {
  background: var(--c-azul-destaque);
  color: #FFFFFF;
}

/* ==========================================================================
   Responsividade (Mobile & Tablet)
   ========================================================================== */
@media (min-width: 769px) and (max-width: 1220px) {
  .header-container {
    gap: 10px;
    padding-left: 16px;
    padding-right: 16px;
  }
  .brand-lockup {
    gap: 8px;
  }
  .brand-logo-img {
    width: 40px;
    height: 40px;
  }
  .brand-title {
    font-size: 1.3rem;
  }
  .brand-subtitle {
    font-size: 0.58rem;
  }
  .nav-links {
    gap: 10px;
    padding: 0 4px;
  }
  .nav-links a {
    font-size: 0.82rem;
  }
  .header-cta-group {
    gap: 8px;
  }
  .header-cta-group .btn-sm {
    padding: 8px 12px;
    font-size: 0.82rem;
  }
}

@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .method-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .before-after-container {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .quote-layout {
    grid-template-columns: 1fr;
  }
  .quote-info-side {
    position: static;
  }
  .faq-layout {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }
  .header-container {
    padding-left: 16px;
    padding-right: 16px;
  }
  /* Remove botão de WhatsApp e outros botões do header no mobile para evitar aperto */
  .nav-links, 
  .header-cta-group .btn-outline,
  .header-cta-group .btn-whatsapp {
    display: none !important;
  }
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    padding: 0;
  }
  
  /* Ajuste no lockup da marca no header mobile */
  .brand-lockup {
    gap: 10px;
  }
  .brand-logo-img {
    width: 42px;
    height: 42px;
  }
  .brand-title {
    font-size: 1.35rem;
  }
  .brand-subtitle {
    font-size: 0.62rem;
    white-space: nowrap;
    letter-spacing: 0.02em;
  }

  /* Hero no mobile */
  .hero-section {
    padding-top: calc(var(--header-height) + 24px);
    padding-bottom: 50px;
    min-height: auto;
  }
  .hero-badge {
    font-size: 0.76rem;
    padding: 6px 14px;
    margin-bottom: 16px;
    line-height: 1.35;
    text-align: left;
  }
  .hero-title {
    font-size: 2.1rem;
    line-height: 1.12;
    margin-bottom: 16px;
  }
  .hero-subtitle {
    font-size: 0.95rem;
    line-height: 1.55;
    margin-bottom: 24px;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
    margin-bottom: 30px;
  }
  .hero-actions .btn {
    width: 100%;
    padding: 14px 20px;
    font-size: 0.96rem;
  }

  .hero-badges-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .method-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .photo-previews-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .comparison-wrapper {
    height: 290px;
  }
  .quote-form-card {
    padding: 22px 16px;
  }
  .final-cta-card {
    padding: 32px 18px;
  }
  
  .floating-whatsapp-btn {
    bottom: 18px;
    right: 18px;
    width: 54px;
    height: 54px;
  }
  .floating-whatsapp-btn svg {
    width: 26px;
    height: 26px;
  }
  .scroll-top-btn {
    bottom: 84px;
    right: 22px;
    width: 38px;
    height: 38px;
  }
}

@media (max-width: 400px) {
  .brand-title {
    font-size: 1.2rem;
  }
  .brand-subtitle {
    display: none;
  }
  .hero-title {
    font-size: 1.85rem;
  }
}