/* ==========================================================================
   MARFI REFRIGERAÇÃO - LANDING PAGE PREMIUM
   Design System & Styling
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  --primary: #0052CC;
  --primary-light: #0066FF;
  --primary-dark: #003B99;
  --primary-subtle: #EBF3FF;
  --accent-cta: #FF5722;
  --accent-cta-hover: #E64A19;
  --whatsapp: #25D366;
  --whatsapp-hover: #1EBE5D;
  --whatsapp-dark: #128C7E;
  
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-subtle: #F1F5F9;
  --text-title: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  --border-focus: #93C5FD;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-premium: 0 25px 50px -12px rgba(0, 82, 204, 0.15);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --font-family: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1240px;
}

/* --- Dark Theme Variables --- */
[data-theme="dark"] {
  --bg-main: #0B0F19;
  --bg-card: #131C2E;
  --bg-card-subtle: #1A263D;
  --text-title: #F8FAFC;
  --text-body: #CBD5E1;
  --text-muted: #94A3B8;
  --border-color: #24344E;
  --border-focus: #3B82F6;
  --primary-subtle: rgba(0, 82, 204, 0.15);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 35px rgba(0, 0, 0, 0.6);
  --shadow-premium: 0 25px 50px -12px rgba(0, 102, 255, 0.2);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-body);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

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

.section {
  padding-top: 90px;
  padding-bottom: 90px;
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding-top: 60px;
    padding-bottom: 60px;
  }
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: var(--primary-subtle);
  color: var(--primary);
  border: 1px solid rgba(0, 82, 204, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--text-title);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Typography Helpers --- */
.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, #00B4D8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-accent {
  color: var(--accent-cta);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.975rem;
  transition: all var(--transition-normal);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: 0.5s;
}

.btn:hover::after {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 16px rgba(0, 82, 204, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 82, 204, 0.45);
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
}

.btn-cta {
  background: linear-gradient(135deg, var(--accent-cta) 0%, #FF7A45 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 18px rgba(255, 87, 34, 0.35);
}

.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(255, 87, 34, 0.48);
}

.btn-outline {
  background: transparent;
  color: var(--text-title);
  border: 1.5px solid var(--border-color);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background-color: var(--primary-subtle);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.5);
  background: linear-gradient(135deg, #1EBE5D 0%, #159C4A 100%);
}

.btn-instagram {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 18px rgba(220, 39, 67, 0.35);
}

.btn-instagram:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(220, 39, 67, 0.5);
  filter: brightness(1.08);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

/* ==========================================================================
   HEADER & NAVBAR (Corporate Industrial Header)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(8, 13, 26, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  background-color: rgba(8, 13, 26, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
  transition: height var(--transition-fast);
}

.site-header.scrolled .navbar {
  height: 76px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  height: 64px;
  max-height: 68px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast), height var(--transition-fast);
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.site-header.scrolled .brand-logo {
  height: 56px;
}

.nav-brand:hover .brand-logo {
  transform: scale(1.02);
}

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

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: #CBD5E1;
  position: relative;
  padding: 6px 0;
  letter-spacing: 0.2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: #38BDF8;
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

.nav-link:hover {
  color: #FFFFFF;
}

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

.nav-link.active {
  color: #38BDF8;
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Dark Mode Toggle Switch */
.theme-toggle-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-card-subtle);
  color: var(--text-title);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background-color: var(--primary-subtle);
  color: var(--primary);
  transform: rotate(15deg);
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Mobile Toggle Hamburger */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  background: var(--bg-card-subtle);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2.5px;
  background-color: var(--text-title);
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(10px);
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

/* Mobile Drawer */
@media (max-width: 991px) {
  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--bg-card);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 40px;
    gap: 22px;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.15);
    transition: right var(--transition-normal);
    overflow-y: auto;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu .nav-link {
    font-size: 1.15rem;
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-actions .btn-primary {
    display: none;
  }

  .nav-menu .mobile-only-cta {
    display: block;
    width: 100%;
    margin-top: 16px;
  }
}

@media (min-width: 992px) {
  .mobile-only-cta {
    display: none;
  }
}

/* Overlay */
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 999;
}

.mobile-overlay.active {
  display: block;
}

/* ==========================================================================
   1. HERO SECTION — MARFI ENGENHARIA INDUSTRIAL
   ========================================================================== */
.industrial-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 110px;
  padding-bottom: 70px;
  overflow: hidden;
  background-color: #080D1A;
}

/* Background Real Video & Poster Fallback */
.hero-video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
  background-color: #080D1A;
  background-image: url('../video/hero-poster.webp');
  background-size: cover;
  background-position: center 30%;
}

.hero-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  pointer-events: none;
  display: block;
  opacity: 0.85;
}

/* Cinematic Multi-Stop Overlay (Garante alto contraste nos textos e valoriza a profundidade da estrutura) */
.hero-video-play {
  position: absolute;
  bottom: 20px;
  left: 24px;
  z-index: 4;
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 8px;
  color: #FFFFFF;
  background: rgba(8, 13, 26, 0.85);
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

.hero-video-play[hidden] {
  display: none;
}

.hero-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  background: 
    linear-gradient(90deg, 
      rgba(8, 13, 26, 0.96) 0%, 
      rgba(8, 13, 26, 0.90) 38%, 
      rgba(8, 13, 26, 0.52) 68%, 
      rgba(8, 13, 26, 0.72) 100%
    ),
    linear-gradient(180deg, 
      rgba(8, 13, 26, 0.80) 0%, 
      transparent 30%, 
      rgba(8, 13, 26, 0.98) 100%
    );
}

.hero-container {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero-content-wrapper {
  max-width: 840px;
  text-align: left;
}

/* Eyebrow Industrial */
.hero-badge-industrial {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(0, 82, 204, 0.22);
  border: 1px solid rgba(0, 102, 255, 0.38);
  border-radius: 4px;
  color: #60A5FA;
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero-badge-industrial .badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #38BDF8;
  box-shadow: 0 0 10px #38BDF8;
  display: inline-block;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(56, 189, 248, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(56, 189, 248, 0); }
}

/* Headline Robusta e Marcante */
.hero-title-industrial {
  font-size: clamp(2.4rem, 4.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  color: #FFFFFF;
  margin-bottom: 22px;
  letter-spacing: -1px;
}

/* Subheadline Técnica e Objetiva */
.hero-desc-industrial {
  font-size: clamp(1.05rem, 1.35vw, 1.25rem);
  color: #CBD5E1;
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 660px;
  font-weight: 400;
}

/* Grupo de CTAs */
.hero-cta-industrial {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.btn-primary-industrial {
  background: linear-gradient(135deg, #0052CC 0%, #0066FF 100%);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 1rem;
  padding: 16px 36px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 20px rgba(0, 82, 204, 0.45);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: all 0.3s ease;
  letter-spacing: 0.3px;
}

.btn-primary-industrial:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 82, 204, 0.65);
  background: linear-gradient(135deg, #0040A8 0%, #0052CC 100%);
}

.btn-secondary-industrial {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF !important;
  font-weight: 600;
  font-size: 1rem;
  padding: 16px 32px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(8px);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.3s ease;
}

.btn-secondary-industrial:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

/* Indicador Discreto de Rolagem */
.hero-scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: #64748B;
  transition: color 0.3s ease;
  text-decoration: none;
}

.hero-scroll-indicator:hover {
  color: #FFFFFF;
}

.scroll-mouse {
  width: 20px;
  height: 34px;
  border: 2px solid currentColor;
  border-radius: 10px;
  position: relative;
}

.scroll-wheel {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 7px;
  background-color: currentColor;
  border-radius: 2px;
  animation: scrollWheelAnim 2s infinite;
}

@keyframes scrollWheelAnim {
  0% { transform: translate(-50%, 0); opacity: 1; }
  80% { transform: translate(-50%, 12px); opacity: 0; }
  100% { transform: translate(-50%, 0); opacity: 0; }
}

.scroll-label {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 700;
}

/* ==========================================================================
   SEÇÃO DE CREDIBILIDADE INSTITUCIONAL (Faixa Elegante de Especialidades)
   ========================================================================== */
.credibility-strip {
  background: #0A1222;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 34px 0;
  position: relative;
  z-index: 4;
}

.credibility-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  gap: 28px;
}

.credibility-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.credibility-icon {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  background: rgba(0, 82, 204, 0.16);
  border: 1px solid rgba(0, 102, 255, 0.28);
  color: #38BDF8;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.credibility-item:hover .credibility-icon {
  transform: scale(1.05);
  background: rgba(0, 82, 204, 0.25);
}

.credibility-icon svg {
  width: 24px;
  height: 24px;
}

.credibility-text strong {
  display: block;
  color: #F8FAFC;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 3px;
}

.credibility-text span {
  font-size: 0.85rem;
  color: #94A3B8;
  line-height: 1.4;
  display: block;
}

/* Mobile & Tablet Responsiveness */
@media (max-width: 991px) {
  .industrial-hero {
    min-height: 90vh;
    padding-top: 110px;
    padding-bottom: 60px;
  }

  .hero-video-overlay {
    background: 
      linear-gradient(180deg, 
        rgba(8, 13, 26, 0.85) 0%, 
        rgba(8, 13, 26, 0.55) 30%, 
        rgba(8, 13, 26, 0.92) 80%, 
        rgba(8, 13, 26, 0.98) 100%
      );
  }

  .hero-scroll-indicator {
    display: none;
  }

  .credibility-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 576px) {
  .industrial-hero {
    min-height: 85vh;
    padding-top: 96px;
    padding-bottom: 48px;
  }

  .hero-badge-industrial {
    font-size: 0.75rem;
    padding: 6px 14px;
  }

  .hero-title-industrial {
    font-size: 2.1rem;
    line-height: 1.18;
  }

  .hero-desc-industrial {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .hero-cta-industrial {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 12px;
  }

  .hero-cta-industrial .btn {
    width: 100%;
    justify-content: center;
  }

  .credibility-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* Respeitar preferência por movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  .hero-bg-video {
    display: none;
  }
  .hero-bg-video.is-enabled {
    display: block;
  }
  .scroll-wheel {
    animation: none;
  }
}

/* ==========================================================================
   SERVIÇOS SECTION (4 Cards Customizados)
   ========================================================================== */
.services-section {
  background-color: var(--bg-card-subtle);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 30px;
}

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

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(0, 82, 204, 0.3);
}

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

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

.service-card:hover .service-thumb img {
  transform: scale(1.08);
}

.service-thumb-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent 40%, rgba(15, 23, 42, 0.7) 100%);
}

.service-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

[data-theme="dark"] .service-badge {
  background: rgba(19, 28, 46, 0.9);
  color: #38BDF8;
}

.service-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 16px rgba(0, 82, 204, 0.3);
  margin-top: -28px;
  margin-left: 24px;
  position: relative;
  z-index: 2;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-icon-box {
  transform: rotate(5deg) scale(1.05);
}

.service-icon-box svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.service-body {
  padding: 24px 24px 28px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.service-features {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-body);
  font-weight: 500;
}

.service-features li svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary);
  transition: gap var(--transition-fast);
}

.service-link:hover {
  gap: 12px;
  color: var(--primary-dark);
}

/* ==========================================================================
   DIFERENCIAIS SECTION (USP - Alternated Layout)
   ========================================================================== */
.usp-section {
  position: relative;
}

.usp-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  margin-bottom: 80px;
}

.usp-row:last-child {
  margin-bottom: 0;
}

.usp-row.reverse {
  direction: rtl;
}

.usp-row.reverse .usp-content {
  direction: ltr;
}

.usp-row.reverse .usp-visual {
  direction: ltr;
}

.usp-visual {
  position: relative;
}

.usp-image-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

.usp-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.usp-visual:hover .usp-img {
  transform: scale(1.04);
}

.usp-badge-pill {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-md);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--primary);
}

[data-theme="dark"] .usp-badge-pill {
  background: rgba(19, 28, 46, 0.9);
  color: #38BDF8;
}

.usp-content {
  display: flex;
  flex-direction: column;
}

.usp-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 12px;
}

.usp-title {
  font-size: clamp(1.75rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--text-title);
  line-height: 1.25;
  margin-bottom: 16px;
}

.usp-text {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 28px;
}

.usp-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.usp-point-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 16px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}

.usp-point-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--primary-subtle);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.usp-point-icon svg {
  width: 18px;
  height: 18px;
}

.usp-point-info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-title);
  margin-bottom: 2px;
}

.usp-point-info span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

@media (max-width: 991px) {
  .usp-row,
  .usp-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 36px;
  }
  
  .usp-img {
    height: 300px;
  }

  .usp-points {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   PORTFÓLIO & CASES SECTION
   ========================================================================== */
.portfolio-section {
  background-color: var(--bg-card-subtle);
  border-top: 1px solid var(--border-color);
}

.portfolio-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 22px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(0, 82, 204, 0.3);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 28px;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.portfolio-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.portfolio-thumb {
  position: relative;
  height: 270px;
  overflow: hidden;
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 15, 25, 0.1) 0%, rgba(11, 15, 25, 0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: #FFFFFF;
  opacity: 1;
  transition: all var(--transition-fast);
}

.portfolio-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(0, 82, 204, 0.85);
  backdrop-filter: blur(4px);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  align-self: flex-start;
}

.portfolio-item-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #FFFFFF;
}

.portfolio-item-desc {
  font-size: 0.875rem;
  color: #E2E8F0;
  line-height: 1.5;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: all var(--transition-normal);
}

.portfolio-item:hover .portfolio-item-desc {
  max-height: 60px;
  opacity: 1;
  margin-top: 4px;
}

@media (max-width: 576px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   TESTEMUNHOS SECTION (4.9 / 5 Estrelas)
   ========================================================================== */
.testimonials-section {
  position: relative;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(0, 82, 204, 0.25);
}

.testimonial-quote-icon {
  position: absolute;
  top: 24px;
  right: 28px;
  color: var(--primary-subtle);
  font-size: 3rem;
  line-height: 1;
  font-family: serif;
  user-select: none;
}

[data-theme="dark"] .testimonial-quote-icon {
  color: rgba(255, 255, 255, 0.05);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  color: #FFB800;
  margin-bottom: 18px;
}

.testimonial-stars svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 28px;
  position: relative;
  z-index: 2;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.author-avatar {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--primary-light);
}

.author-info h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 2px;
}

.author-info p {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--whatsapp);
}

/* ==========================================================================
   SEÇÃO CTA PRINCIPAL & FORMULÁRIO EXPRESSO
   ========================================================================== */
.cta-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0A192F 0%, #0D2847 100%);
  color: #FFFFFF;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 82, 204, 0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.cta-content .section-tag {
  background: rgba(255, 255, 255, 0.1);
  color: #60A5FA;
  border-color: rgba(255, 255, 255, 0.15);
}

.cta-title {
  font-size: clamp(2.2rem, 3.8vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: #FFFFFF;
}

.cta-desc {
  font-size: 1.1rem;
  color: #94A3B8;
  line-height: 1.7;
  margin-bottom: 36px;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.cta-guarantee-box {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: #CBD5E1;
}

.cta-guarantee-box svg {
  width: 28px;
  height: 28px;
  color: #38BDF8;
  flex-shrink: 0;
}

/* CTA Quick Quote Form Card */
.quote-form-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.35);
  color: var(--text-title);
  border: 1px solid var(--border-color);
}

.quote-form-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.quote-form-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-title);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-color);
  background-color: var(--bg-main);
  color: var(--text-title);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 90px;
}

.form-submit-btn {
  width: 100%;
  margin-top: 10px;
}

@media (max-width: 991px) {
  .cta-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: #080D1A;
  color: #94A3B8;
  padding-top: 80px;
  padding-bottom: 30px;
  border-top: 1px solid #1A263D;
  position: relative;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .brand-logo {
  height: 52px;
  margin-bottom: 20px;
  filter: brightness(0) invert(1);
}

.footer-desc {
  font-size: 0.925rem;
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 320px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: #131D33;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #24344E;
  transition: all var(--transition-fast);
}

.social-icon:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-3px);
}

.social-icon.whatsapp:hover {
  background: var(--whatsapp);
  border-color: var(--whatsapp);
}

.social-icon.instagram:hover {
  background: #E1306C;
  border-color: #E1306C;
}

.social-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-col h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary);
  border-radius: var(--radius-full);
}

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

.footer-links a {
  font-size: 0.9rem;
  color: #94A3B8;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
  transform: translateX(4px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
}

.footer-contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid #1A263D;
  padding-top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

.footer-badges {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: #131D33;
  border-radius: var(--radius-sm);
  color: #CBD5E1;
  font-size: 0.75rem;
  border: 1px solid #24344E;
}

@media (max-width: 991px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   STICKY WHATSAPP & FLOATING ACTIONS
   ========================================================================== */
.sticky-whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  z-index: 990;
  transition: all var(--transition-normal);
  animation: pulseWhatsapp 2.5s infinite;
}

.sticky-whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
}

.sticky-whatsapp-btn svg {
  width: 34px;
  height: 34px;
  fill: currentColor;
}

.whatsapp-tooltip {
  position: absolute;
  right: 76px;
  background: #111827;
  color: #FFFFFF;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--transition-fast);
}

.sticky-whatsapp-btn:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

@keyframes pulseWhatsapp {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
  70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media (max-width: 576px) {
  .sticky-whatsapp-btn {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
  }
  
  .sticky-whatsapp-btn svg {
    width: 30px;
    height: 30px;
  }
  
  .whatsapp-tooltip {
    display: none;
  }
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.toast-notification {
  position: fixed;
  bottom: 30px;
  left: 30px;
  background: #1E293B;
  color: #FFFFFF;
  padding: 14px 22px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1050;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  width: 24px;
  height: 24px;
  color: var(--whatsapp);
  flex-shrink: 0;
}

/* ==========================================================================
   MODAL POPUP (ORÇAMENTO)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(11, 15, 25, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 520px;
  width: 100%;
  padding: 36px 32px;
  position: relative;
  box-shadow: var(--shadow-premium);
  transform: translateY(20px) scale(0.96);
  transition: transform var(--transition-normal);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-card-subtle);
  color: var(--text-title);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--primary);
  color: #FFFFFF;
}

/* ==========================================================================
   ANIMATIONS & SCROLL OBSERVERS
   ========================================================================== */
.reveal-fade {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-fade.revealed {
  opacity: 1;
  transform: translateY(0);
}