/* ===== 1. CSS Custom Properties (Design Tokens) ===== */
:root {
  /* Cores */
  --gold: #C8841A;
  --gold-light: #E09B2A;
  --gold-dark: #A36814;
  --gold-ultra-light: rgba(200, 132, 26, 0.08);
  --black: #0A0A0A;
  --dark: #111111;
  --dark-card: #1A1A1A;
  --charcoal: #2A2A2A;
  --gray-dark: #3A3A3A;
  --gray: #6A6A6A;
  --gray-light: #A0A0A0;
  --border: rgba(200, 132, 26, 0.2);
  --border-light: rgba(255, 255, 255, 0.08);
  --off-white: #F8F6F2;
  --warm-white: #F2EFE9;
  --white: #FFFFFF;
  
  /* Tipografia */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  
  /* Tamanhos de fonte (fluid) */
  --text-xs: clamp(0.7rem, 1vw, 0.75rem);
  --text-sm: clamp(0.8rem, 1.2vw, 0.875rem);
  --text-base: clamp(0.9rem, 1.5vw, 1rem);
  --text-md: clamp(1rem, 1.8vw, 1.125rem);
  --text-lg: clamp(1.1rem, 2vw, 1.25rem);
  --text-xl: clamp(1.25rem, 2.5vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 3vw, 2rem);
  --text-3xl: clamp(2rem, 4vw, 2.75rem);
  --text-4xl: clamp(2.5rem, 5vw, 3.5rem);
  --text-5xl: clamp(2.1rem, 3.8vw, 3.1rem);
  --text-hero: clamp(2.3rem, 4.5vw, 3.65rem);
  
  /* Espaçamentos */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;
  --space-8: 4rem;
  --space-10: 5rem;
  --space-12: 6rem;
  --space-16: 8rem;
  --space-20: 10rem;
  --space-24: 12rem;

  /* Compactação de Layout & Otimização de Espaço */
  --section-padding-y: clamp(3rem, 4.5vw, 4rem); /* 48px a 64px Desktop */
  --section-padding-y-sm: clamp(2rem, 3vw, 2.5rem); /* 32px a 40px */
  --content-gap: 1.5rem; /* 24px */
  --content-gap-sm: 1.25rem; /* 20px */
  --eyebrow-margin-b: 0.5rem; /* 8px */
  --title-margin-b: 1rem; /* 16px */
  --desc-margin-b: 2rem; /* 32px */
  
  /* Layout */
  --container: 1400px;
  --container-narrow: 900px;
  --gutter: clamp(1rem, 4vw, 2rem);
  
  /* Bordas */
  --radius-sm: 2px;
  --radius: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.3);
  --shadow-gold: 0 4px 24px rgba(200, 132, 26, 0.2);
  
  /* Transições */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-in: cubic-bezier(0.55, 0.055, 0.675, 0.19);
  --ease-out: cubic-bezier(0.215, 0.61, 0.355, 1);
  --duration-fast: 0.2s;
  --duration: 0.35s;
  --duration-slow: 0.6s;
  --duration-slower: 0.9s;
}

/* ===== 2. Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
}

body {
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--off-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
  width: 100%;
}

img, picture, video, canvas, svg {
  max-width: 100%;
  display: block;
  height: auto;
}

::selection {
  background-color: var(--gold);
  color: var(--white);
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: var(--gold);
  border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gold-light);
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

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

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

ul, ol {
  list-style: none;
}

/* ===== 3. Tipografia ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin-bottom: var(--space-3);
}

h1 { font-size: var(--text-hero); }
h2 { font-size: var(--text-5xl); font-weight: 300; }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
  font-size: var(--text-md);
  line-height: 1.7;
  margin-bottom: var(--space-3);
}

.label-tech {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold);
  display: inline-block;
}

.text-gradient {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent; /* Fallback */
}

.lead {
  font-size: var(--text-lg);
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-dark);
  max-width: 65ch;
}

/* ===== 4. Layout & Container ===== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  width: 100%;
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
  width: 100%;
}

.section,
.section-padding {
  padding: var(--section-padding-y) 0;
}

.section-sm {
  padding: var(--section-padding-y-sm) 0;
}

.grid {
  display: grid;
  gap: var(--content-gap);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--content-gap); }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--content-gap); }
.grid-4 { grid-template-columns: repeat(4, 1fr); gap: var(--content-gap-sm); }

/* ===== 5. Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--duration) var(--ease);
}

.site-header.transparent {
  background: transparent;
}

.site-header.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  padding: 1rem var(--gutter);
}

.nav-logo img {
  height: 52px;
  transition: height var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.site-header.scrolled .logo-dark-version {
  opacity: 0;
  pointer-events: none;
  position: absolute;
}

.nav-links {
  display: flex;
  gap: var(--space-4);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--duration) var(--ease);
  position: relative;
  font-weight: 500;
  padding: 0.5rem 0;
}

.site-header:not(.scrolled):not(.transparent) .nav-links a {
  color: var(--dark);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration) var(--ease);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--white);
  transition: all var(--duration) var(--ease);
  transform-origin: left;
}

.site-header:not(.scrolled):not(.transparent) .menu-toggle span {
  background-color: var(--dark);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg);
}

/* ===== 6. Menu Mobile ===== */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 999;
  transform: translateX(100%);
  transition: transform 0.5s var(--ease);
  overflow-y: auto;
}

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

.mobile-menu-inner {
  padding: var(--space-8) var(--gutter);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.mobile-nav-links {
  list-style: none;
  padding: 0;
  margin: var(--space-8) 0;
}

.mobile-nav-links li {
  margin-bottom: var(--space-2);
}

.mobile-nav-links a {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 300;
  color: var(--white);
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color var(--duration) var(--ease), padding-left var(--duration) var(--ease);
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
  color: var(--gold);
  padding-left: var(--space-2);
}

.mobile-cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: auto;
  padding-bottom: var(--space-4);
}

/* ===== 7. Botões ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--duration) var(--ease);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.btn-gold {
  background: var(--gold);
  color: var(--white);
}

.btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}

.btn-outline:hover {
  background: var(--gold);
  color: var(--white);
}

.btn-dark {
  background: var(--dark);
  color: var(--white);
  border: 1px solid var(--border-light);
}

.btn-dark:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: var(--text-base);
}

.btn-icon {
  width: 3rem;
  height: 3rem;
  padding: 0;
  justify-content: center;
  border-radius: 50%;
}

/* ===== 8. Hero Section ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img,
.hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10, 10, 10, 0.85) 0%, rgba(10, 10, 10, 0.5) 60%, rgba(10, 10, 10, 0.2) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: var(--space-2);
  display: block;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 300;
  color: var(--white);
  line-height: 1.05;
  margin: var(--space-2) 0 var(--space-3);
}

.hero-title em {
  font-style: normal;
  color: var(--gold);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: var(--space-5);
}

.hero-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.5);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(200, 132, 26, 0.8), transparent);
  animation: heroScrollPulse 2s infinite;
}

@keyframes heroScrollPulse {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== 9. Faixa de Credenciais (Pillar Bar) ===== */
.pillar-bar {
  background: var(--dark);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.pillar-bar-inner {
  display: flex;
  overflow-x: auto;
  gap: 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.pillar-bar-inner::-webkit-scrollbar {
  display: none;
}

.pillar-item {
  flex: 1;
  min-width: 280px;
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-right: 1px solid var(--border-light);
  position: relative;
}

.pillar-item:last-child {
  border-right: none;
}

.pillar-icon {
  width: 2rem;
  height: 2rem;
  color: var(--gold);
  margin-bottom: var(--space-1);
}

.pillar-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 0.25rem;
}

.pillar-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--white);
  font-weight: 400;
  margin: 0;
}

/* ===== 10. Section Headers ===== */
.section-header {
  margin-bottom: var(--desc-margin-b);
}

.section-header.text-center {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold);
  display: block;
  margin-bottom: var(--eyebrow-margin-b);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 300;
  color: var(--black);
  line-height: 1.1;
  margin-bottom: var(--title-margin-b);
}

.section-title.light {
  color: var(--white);
}

.section-title strong {
  font-weight: 600;
  color: var(--gold);
}

.section-divider {
  width: 48px;
  height: 2px;
  background: var(--gold);
  display: block;
  margin: 0.75rem 0;
}

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

/* ===== 11. Cards ===== */
.card {
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: all var(--duration) var(--ease);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.card-dark {
  background: var(--dark-card);
  border-color: var(--border-light);
}

.card-img {
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.card-body {
  padding: var(--space-4);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--gold);
  margin-bottom: var(--space-2);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
  color: var(--black);
}

.card-dark .card-title {
  color: var(--white);
}

.card-text {
  font-size: var(--text-sm);
  color: var(--gray);
  line-height: 1.6;
  margin-bottom: 0;
  flex-grow: 1;
}

.card-dark .card-text {
  color: rgba(255, 255, 255, 0.7);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gold);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-top: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-link svg {
  transition: transform var(--duration) var(--ease);
  width: 1.25rem;
  height: 1.25rem;
}

.card:hover .card-link svg {
  transform: translateX(4px);
}

/* ===== 12. Service Cards (especiais) ===== */
/* ===== 12. Service Cards (especiais) ===== */
.service-card,
.service-card-home {
  position: relative;
  overflow: hidden;
  height: 480px;
  border-radius: var(--radius);
  background: var(--dark);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  text-decoration: none;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.service-card:hover,
.service-card-home:hover {
  transform: translateY(-6px);
  border-color: rgba(200, 132, 26, 0.45);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

.service-card-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.service-card-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease), filter 0.5s ease;
  filter: brightness(0.8);
}

.service-card:hover .service-card-bg img,
.service-card-home:hover .service-card-bg img {
  transform: scale(1.08);
  filter: brightness(0.92);
}

.service-card-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to top,
    rgba(8, 8, 8, 0.97) 0%,
    rgba(8, 8, 8, 0.7) 48%,
    rgba(8, 8, 8, 0.25) 80%,
    transparent 100%
  );
  transition: background 0.4s ease;
}

.service-card:hover .service-card-overlay,
.service-card-home:hover .service-card-overlay {
  background: linear-gradient(
    to top,
    rgba(8, 8, 8, 0.98) 0%,
    rgba(8, 8, 8, 0.6) 48%,
    rgba(8, 8, 8, 0.15) 80%,
    transparent 100%
  );
}

.service-card-content {
  position: relative;
  z-index: 2;
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
}

.service-card-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: var(--space-2);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.service-card-num::after {
  content: '';
  display: inline-block;
  width: 18px;
  height: 1px;
  background: rgba(200, 132, 26, 0.4);
}

.service-card-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.service-card-text {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
  margin-bottom: var(--space-3);
  max-height: none;
  opacity: 1;
}

.service-card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  transition: gap 0.3s ease, color 0.3s ease;
}

.service-card:hover .service-card-arrow,
.service-card-home:hover .service-card-arrow {
  color: var(--gold-light);
  gap: 0.75rem;
}

.service-card::before,
.service-card-home::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
  z-index: 3;
}

.service-card:hover::before,
.service-card-home:hover::before {
  transform: scaleX(1);
}

.service-card:hover .service-card-arrow {
  transform: translateX(6px);
}

/* ===== 13. About Section ===== */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.about-img-wrap {
  position: relative;
  padding-left: var(--space-4);
  padding-top: var(--space-4);
}

.about-img-wrap img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top;
  position: relative;
  z-index: 1;
}

.about-img-frame {
  position: absolute;
  top: 0;
  left: 0;
  right: var(--space-4);
  bottom: var(--space-4);
  border: 1px solid var(--gold);
  z-index: 0;
  opacity: 0.4;
}

.about-badge {
  position: absolute;
  bottom: var(--space-4);
  right: -var(--space-4);
  background: #0a0a0a;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(200, 132, 26, 0.4);
  border-radius: 6px;
  padding: 1rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 2;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px rgba(200, 132, 26, 0.15);
  color: #ffffff;
}

.about-badge-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #d49a3d !important;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  line-height: 1.2;
  display: block;
}

.about-badge-value {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 600;
  color: #ffffff !important;
  line-height: 1.1;
  letter-spacing: -0.01em;
  display: block;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.about-badge-number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  color: var(--gold);
  line-height: 1;
}

.about-badge-text {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.85);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.about-content {
  padding: var(--space-4) 0;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin: var(--space-5) 0;
}

.about-highlight {
  padding: var(--space-3);
  border-left: 2px solid var(--gold);
  background: var(--gold-ultra-light);
}

.about-highlight-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--black);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.about-highlight-text {
  font-size: var(--text-sm);
  color: var(--gray-dark);
  margin-bottom: 0;
}

/* ===== 14. BIM Section ===== */
.bim-section {
  background: var(--dark);
  color: var(--white);
  padding: var(--section-padding-y) 0;
  position: relative;
  overflow: hidden;
}

.bim-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../images/bim-pattern.svg'); /* Exemplo */
  background-size: cover;
  background-position: center;
  opacity: 0.03;
  pointer-events: none;
}

.bim-layers {
  display: flex;
  gap: var(--space-2);
  margin: var(--space-6) 0;
  flex-wrap: wrap;
}

.bim-layer {
  padding: var(--space-1) var(--space-3);
  border: 1px solid;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
}

.bim-layer-arch {
  border-color: var(--gold);
  color: var(--gold);
}

.bim-layer-struct {
  border-color: #5B8DB8;
  color: #5B8DB8;
}

.bim-layer-mep {
  border-color: #7B9E70;
  color: #7B9E70;
}

.bim-visual {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}

.bim-stack {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bim-stack-img {
  position: absolute;
  width: 80%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--duration-slow) var(--ease);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.bim-stack-img:nth-child(1) { transform: translateY(-40px) scale(0.9); z-index: 1; }
.bim-stack-img:nth-child(2) { transform: translateY(0) scale(0.95); z-index: 2; }
.bim-stack-img:nth-child(3) { transform: translateY(40px) scale(1); z-index: 3; }

.bim-visual:hover .bim-stack-img:nth-child(1) { transform: translateY(-80px) scale(0.9) rotateX(10deg); }
.bim-visual:hover .bim-stack-img:nth-child(2) { transform: translateY(0) scale(0.95) rotateX(10deg); }
.bim-visual:hover .bim-stack-img:nth-child(3) { transform: translateY(80px) scale(1) rotateX(10deg); }

/* ===== 15. Portfolio Preview Grid ===== */
.portfolio-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: repeat(2, 300px);
  gap: var(--space-2);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: var(--dark-card);
}

.portfolio-item:first-child {
  grid-row: span 2;
}

.portfolio-item-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

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

.portfolio-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 10, 10, 0.9) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

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

.portfolio-item-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-4);
  transform: translateY(10px);
  opacity: 0;
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
  z-index: 2;
}

.portfolio-item:hover .portfolio-item-info {
  transform: translateY(0);
  opacity: 1;
}

.portfolio-item-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: block;
}

.portfolio-item-name {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--white);
  margin: 0;
}

/* ===== 16. CTA Section ===== */
.cta-section {
  position: relative;
  padding: clamp(3.5rem, 5vw, 4.25rem) 0;
  overflow: hidden;
  text-align: center;
}

.cta-section h2 {
  color: var(--white);
}

.cta-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(10,10,10,0.55) 0%, rgba(10,10,10,0.82) 100%);
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}

.cta-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-5);
}

/* ===== 17. Footer ===== */
.site-footer {
  background: var(--black);
  color: rgba(255, 255, 255, 0.65);
  padding: clamp(3rem, 4.5vw, 3.75rem) 0 var(--space-4);
  border-top: 1px solid var(--border-light);
}

.footer-grid,
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--content-gap);
}

.footer-container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: var(--space-4);
  font-weight: 400;
}

.footer-links,
.footer-contact-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a,
.footer-contact-list a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

.footer-links a:hover,
.footer-contact-list a:hover {
  color: var(--gold);
}

.footer-brand .footer-logo {
  display: inline-block;
  margin-bottom: var(--space-4);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.footer-brand .footer-logo:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

.footer-brand img {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: 0;
  display: block;
}

.footer-brand p {
  font-size: var(--text-sm);
  margin-top: var(--space-3);
  line-height: 1.75;
  max-width: 320px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: var(--space-4);
  font-weight: 400;
}

.footer-nav {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  display: inline-block;
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.footer-nav a:hover {
  color: var(--gold);
  padding-left: 6px;
}

.footer-contact {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
}

.footer-contact li svg {
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 3px;
  width: 1rem;
  height: 1rem;
  transition: transform 0.25s ease;
}

.footer-contact li a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color 0.25s ease, padding-left 0.25s ease;
}

.footer-contact li:hover svg {
  transform: scale(1.15);
}

.footer-contact li a:hover {
  color: var(--gold);
  padding-left: 4px;
}

.footer-crea-badge {
  margin-top: 0.35rem;
}

.footer-crea-badge .label-tech {
  color: var(--gold);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}

.footer-social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  color: var(--white);
  transition: all 0.3s var(--ease);
}

.footer-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(200, 132, 26, 0.25);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: var(--space-8);
  padding-top: var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.45);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.footer-dev-link {
  color: #D99426;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease);
}

.footer-dev-link:hover {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== 18. Floating Elements ===== */
.floating-actions {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-2);
}

.btn-whatsapp {
  background: #25D366;
  color: white;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-radius: 50px;
  font-weight: 500;
  font-size: var(--text-sm);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
  transition: all var(--duration) var(--ease);
  text-decoration: none;
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
  color: white;
}

.btn-whatsapp svg {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
}

.btn-top {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--dark);
  border: 1px solid var(--border-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--white);
  transition: all var(--duration) var(--ease);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
}

.btn-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.btn-top:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ===== 19. Page Hero (páginas internas) ===== */
.page-hero {
  background: var(--dark);
  padding: 4rem 0 2.5rem;
  position: relative;
  overflow: hidden;
  margin-top: 80px; /* Compensa o header fixo */
  min-height: auto;
  height: auto;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 2px;
  background: var(--gold);
}

.page-hero-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold);
  display: block;
  margin-bottom: var(--space-2);
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  color: var(--white);
  font-weight: 300;
  margin: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
  margin-top: var(--space-4);
  list-style: none;
  padding: 0;
}

.breadcrumb a {
  transition: color var(--duration) var(--ease);
}

.breadcrumb a:hover {
  color: var(--gold);
}

.breadcrumb-sep {
  opacity: 0.3;
}

/* ===== 20. Formulário de Contato ===== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-3);
}

.form-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-dark);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1.125rem;
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.15);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--black);
  transition: all var(--duration) var(--ease);
  appearance: none;
  border-radius: var(--radius-sm);
}

.bg-dark .form-input,
.bg-dark .form-select,
.bg-dark .form-textarea,
.bg-black .form-input,
.bg-black .form-select,
.bg-black .form-textarea {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-light);
  color: var(--white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(200, 132, 26, 0.12);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: #E53E3E;
}

.form-error {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: #E53E3E;
  margin-top: 0.25rem;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23C8841A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1em;
  padding-right: 2.5rem;
}

.form-submit {
  width: 100%;
  margin-top: var(--space-2);
}

.form-success {
  background: var(--gold-ultra-light);
  border: 1px solid var(--gold);
  padding: var(--space-4);
  text-align: center;
  display: none;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-4);
}

.form-success.show {
  display: block;
}

.form-success-icon {
  width: 3rem;
  height: 3rem;
  color: var(--gold);
  margin: 0 auto var(--space-2);
}

.form-success-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--black);
  margin-bottom: 0.5rem;
}

/* ===== 21. Gallery ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--content-gap-sm);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  background: var(--dark-card);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.5);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.gallery-zoom-icon {
  color: var(--white);
  width: 2rem;
  height: 2rem;
  transform: scale(0.5);
  transition: transform var(--duration) var(--ease);
}

.gallery-item:hover .gallery-zoom-icon {
  transform: scale(1);
}

.gallery-filters {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
  justify-content: center;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(0, 0, 0, 0.15);
  background: transparent;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  border-radius: 50px;
  color: var(--gray-dark);
}

.bg-dark .filter-btn,
.bg-black .filter-btn {
  border-color: var(--border-light);
  color: var(--gray-light);
}

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

.filter-btn.active {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.bg-dark .filter-btn.active,
.bg-black .filter-btn.active {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
  backdrop-filter: blur(10px);
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  transform: scale(0.9);
  transition: transform var(--duration) var(--ease);
}

.lightbox.open .lightbox-img {
  transform: scale(1);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  background: transparent;
  border: none;
  color: var(--white);
  cursor: pointer;
  position: absolute;
  transition: color var(--duration) var(--ease);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close {
  top: 1rem;
  right: 1rem;
}

.lightbox-prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-close svg,
.lightbox-prev svg,
.lightbox-next svg {
  width: 2rem;
  height: 2rem;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  color: var(--gold);
}

/* ===== 22. Process Steps ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--content-gap-sm);
  position: relative;
  margin-top: var(--desc-margin-b);
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 3.5rem;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(200,132,26,0.2), rgba(200,132,26,0.4), rgba(200,132,26,0.2), transparent);
  z-index: 0;
}

.process-step {
  text-align: center;
  padding: var(--space-4) var(--space-2);
  position: relative;
  z-index: 1;
}

.step-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--gold);
  margin-bottom: var(--space-2);
  letter-spacing: 0.1em;
  display: block;
}

.step-icon {
  width: 3rem;
  height: 3rem;
  background: var(--dark); /* Esconde a linha atrás */
  border: 1px solid var(--border-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-3);
  color: var(--gold);
  transition: all var(--duration) var(--ease);
}

.bg-white .step-icon,
.bg-off-white .step-icon {
  background: var(--white);
  border-color: rgba(0,0,0,0.1);
}

.process-step:hover .step-icon {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
  transform: scale(1.1);
}

.step-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--white);
  margin-bottom: 0.5rem;
  letter-spacing: 0.005em;
}

.bg-white .step-title,
.bg-off-white .step-title {
  color: var(--black);
}

.step-text {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--gray-light);
  line-height: 1.5;
  margin: 0;
}

.bg-white .step-text,
.bg-off-white .step-text {
  color: var(--gray);
}

/* ===== 23. Blog Cards ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.blog-card {
  border-bottom: 3px solid transparent;
  transition: border-color var(--duration) var(--ease);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-bottom-color: var(--gold);
}

.blog-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease);
}

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

.blog-card-body {
  padding: var(--space-3) 0;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  display: block;
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--black);
  margin: var(--space-1) 0;
  line-height: 1.2;
}

.bg-dark .blog-card-title,
.bg-black .blog-card-title {
  color: var(--white);
}

.blog-card-excerpt {
  font-size: var(--text-sm);
  color: var(--gray);
  margin-bottom: var(--space-3);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.bg-dark .blog-card-excerpt,
.bg-black .blog-card-excerpt {
  color: rgba(255, 255, 255, 0.7);
}

.blog-card-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--gray-light);
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ===== 24. Highlights / Differentials ===== */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--content-gap);
}

.diff-item {
  padding: var(--space-4);
  position: relative;
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.05);
  transition: all var(--duration) var(--ease);
}

.bg-dark .diff-item,
.bg-black .diff-item {
  background: var(--dark-card);
  border-color: var(--border-light);
}

.diff-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.diff-item::before {
  content: attr(data-number);
  position: absolute;
  top: -1rem;
  right: 0.5rem;
  font-family: var(--font-display);
  font-size: 7rem;
  color: rgba(200, 132, 26, 0.07);
  line-height: 1;
  pointer-events: none;
  z-index: 0;
}

.diff-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--gold);
  margin-bottom: var(--space-2);
  position: relative;
  z-index: 1;
}

.diff-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--black);
  position: relative;
  z-index: 1;
}

.bg-dark .diff-title,
.bg-black .diff-title {
  color: var(--white);
}

.diff-text {
  font-size: var(--text-sm);
  color: var(--gray);
  line-height: 1.7;
  position: relative;
  z-index: 1;
  margin: 0;
}

.bg-dark .diff-text,
.bg-black .diff-text {
  color: rgba(255, 255, 255, 0.7);
}

/* ===== 25. Loader ===== */
.site-loader {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}

.site-loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-logo {
  height: 60px;
  opacity: 0;
  animation: loaderFadeIn 0.4s 0.1s forwards;
  filter: brightness(0) invert(1);
}

.loader-bar {
  width: 120px;
  height: 1px;
  background: var(--border-light);
  margin-top: var(--space-4);
  position: relative;
  overflow: hidden;
}

.loader-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold);
  animation: loaderBar 0.8s 0.3s var(--ease) forwards;
  transform: scaleX(0);
  transform-origin: left;
}

.loader-text {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.15em;
  margin-top: var(--space-2);
  animation: loaderFadeIn 0.4s 0.5s forwards;
  opacity: 0;
  text-transform: uppercase;
}

@keyframes loaderFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes loaderBar {
  0% { transform: scaleX(0); transform-origin: left; }
  50% { transform: scaleX(1); transform-origin: left; }
  50.1% { transform: scaleX(1); transform-origin: right; }
  100% { transform: scaleX(0); transform-origin: right; }
}

/* ===== 26. Cursor Custom ===== */
.cursor-dot {
  position: fixed;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
}

.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9990;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(200, 132, 26, 0.06) 0%, transparent 70%);
  transition: all 0.3s var(--ease-out);
}

.cursor-dot.hover {
  transform: translate(-50%, -50%) scale(2);
  background: transparent;
  border: 1px solid var(--gold);
}

.cursor-glow.hover {
  transform: translate(-50%, -50%) scale(1.5);
  background: radial-gradient(circle, rgba(200, 132, 26, 0.1) 0%, transparent 70%);
}

@media (hover: none) {
  .cursor-dot, .cursor-glow {
    display: none !important;
  }
}

/* ===== 27. Animações de Reveal (Progressive Enhancement) ===== */
/* Por padrão: todos os elementos nascem 100% visíveis, sem travas */
.reveal,
.reveal-left,
.reveal-right,
.reveal-scale {
  opacity: 1;
  visibility: visible;
  transform: none;
}

/* O estado oculto pré-animação só é ativado se o JS estiver pronto */
html.js-ready .reveal:not(.visible) {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slower) var(--ease), transform var(--duration-slower) var(--ease);
}

html.js-ready .reveal-left:not(.visible) {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--duration-slower) var(--ease), transform var(--duration-slower) var(--ease);
}

html.js-ready .reveal-right:not(.visible) {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--duration-slower) var(--ease), transform var(--duration-slower) var(--ease);
}

html.js-ready .reveal-scale:not(.visible) {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity var(--duration-slower) var(--ease), transform var(--duration-slower) var(--ease);
}

/* Estado visível com prioridade máxima */
.reveal.visible,
.reveal-left.visible,
.reveal-right.visible,
.reveal-scale.visible {
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
}

/* Blindagem de Hero: elementos no topo da página nunca aguardam scroll */
.page-hero .reveal,
.page-hero .reveal-left,
.page-hero .reveal-right,
.page-hero .reveal-scale,
.site-header .reveal {
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* ===== 28. Utility Classes ===== */
.text-gold { color: var(--gold) !important; }
.text-white { color: var(--white) !important; }
.text-gray { color: var(--gray) !important; }
.text-dark { color: var(--dark) !important; }

.bg-dark { background-color: var(--dark) !important; }
.bg-black { background-color: var(--black) !important; }
.bg-off-white { background-color: var(--off-white) !important; }
.bg-white { background-color: var(--white) !important; }
.bg-transparent { background-color: transparent !important; }

.mt-auto { margin-top: auto !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-0 { margin-top: 0 !important; }
.py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }

.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

.font-mono { font-family: var(--font-mono) !important; }
.font-display { font-family: var(--font-display) !important; }
.font-body { font-family: var(--font-body) !important; }

.uppercase { text-transform: uppercase !important; }
.tracking-wide { letter-spacing: 0.1em !important; }

.flex { display: flex !important; }
.flex-col { flex-direction: column !important; }
.items-center { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-center { justify-content: center !important; }
.gap-2 { gap: var(--space-2) !important; }
.gap-4 { gap: var(--space-4) !important; }

.w-full { width: 100% !important; }
.h-full { height: 100% !important; }

.overflow-hidden { overflow: hidden !important; }
.relative { position: relative !important; }
.absolute { position: absolute !important; }

.opacity-0 { opacity: 0 !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-100 { opacity: 1 !important; }

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

/* ===== 29. Media Queries completas (Mobile First & Responsividade Blindada) ===== */

/* Tablets Grandes & Desktops Médios */
@media (max-width: 1200px) {
  :root {
    --gutter: 1.5rem;
  }
  .grid-4 { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .footer-grid,
  .footer-top { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
}

/* Tablets (1024px) */
@media (max-width: 1024px) {
  :root {
    --gutter: 1.5rem;
  }
  .menu-toggle { display: flex; }
  .nav-links, .nav-cta { display: none; }
  
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  
  .about-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .about-img-wrap {
    max-width: 100%;
    margin: 0 auto;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  
  .portfolio-item:first-child {
    grid-row: auto;
  }
  
  .portfolio-item {
    aspect-ratio: 16/9;
  }

  .pillar-bar-inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    overflow-x: visible;
    width: 100%;
  }

  .pillar-item {
    min-width: 0;
    width: 100%;
    border-right: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    padding: 1.5rem;
  }
  
  .process-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
  
  .process-steps::before {
    display: none;
  }
  
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

/* Tablets Pequenos e Celulares (768px) */
@media (max-width: 768px) {
  :root {
    --gutter: 1.25rem;
  }
  
  html, body {
    max-width: 100vw;
    overflow-x: hidden;
    position: relative;
  }

  .container, .container-narrow {
    padding: 0 1.25rem;
    max-width: 100%;
  }

  .section,
  .section-padding {
    padding: clamp(2.25rem, 5vw, 2.75rem) 0;
  }

  .section-header {
    margin-bottom: 1.5rem;
  }

  .page-hero {
    padding: 3rem 0 1.75rem;
    margin-top: 70px;
  }

  .section-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    line-height: 1.2;
  }

  /* Hero Mobile */
  .hero {
    height: auto !important;
    min-height: auto !important;
    padding: 120px 0 4rem 0 !important;
    overflow: hidden;
  }

  .hero > .container {
    padding: 0 1.25rem !important;
  }

  .hero-content {
    width: 100% !important;
    max-width: 100% !important;
  }

  .hero-content::before {
    display: none !important;
  }

  .hero-title,
  .page-hero h1 {
    font-size: clamp(1.75rem, 6vw, 2.2rem) !important;
    line-height: 1.18 !important;
    margin: 0.5rem auto 1rem auto !important;
    word-break: break-word;
  }

  .hero-subtitle {
    font-size: clamp(0.95rem, 3.8vw, 1.05rem) !important;
    line-height: 1.6 !important;
    margin: 0 auto 1.5rem auto !important;
  }

  .hero-actions {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    gap: 0.85rem !important;
  }

  .hero-actions .btn {
    width: 100% !important;
    min-width: 0 !important;
    justify-content: center !important;
  }

  .hero-tech-indicator,
  .hero-coords,
  .hero-scroll,
  .hero-arch-svg {
    display: none !important;
  }

  /* Pillar Bar (01 a 05) em Lista Vertical Limpa */
  .pillar-bar-inner {
    display: grid !important;
    grid-template-columns: 1fr !important;
    width: 100% !important;
    overflow-x: visible !important;
  }

  .pillar-item {
    min-width: 0 !important;
    width: 100% !important;
    border-right: none !important;
    border-bottom: 1px solid var(--border-light) !important;
    padding: 1.25rem 1.5rem !important;
  }

  .pillar-item:last-child {
    border-bottom: none !important;
  }

  .pillar-title {
    font-size: 1.2rem;
  }

  /* Grids & Cards */
  .grid-2, .grid-3, .grid-4, .blog-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .diff-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .footer-grid,
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    justify-content: center;
    gap: 0.5rem;
  }

  .footer-bottom-links {
    justify-content: center;
  }

  /* Processo 01 a 06 sem linha sobrepondo */
  .process-steps {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
    margin-top: 2rem !important;
  }

  .process-steps::before,
  .process-progress-line,
  .process-step-dot {
    display: none !important;
  }

  .process-step {
    padding: 1.5rem 1.25rem !important;
    background: rgba(255, 255, 255, 0.02) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    border-radius: 8px !important;
    text-align: center !important;
  }

  .step-icon {
    margin: 0 auto 0.75rem auto !important;
  }

  .step-text {
    max-width: 100% !important;
    font-size: 0.9rem !important;
    line-height: 1.6 !important;
  }

  /* WhatsApp Flutuante */
  .floating-actions, .whatsapp-float-wrap {
    bottom: 16px !important;
    right: 16px !important;
  }

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

  .btn-whatsapp {
    width: 52px !important;
    height: 52px !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 50% !important;
  }

  .btn-whatsapp .whatsapp-text,
  .btn-whatsapp span {
    display: none !important;
  }

  .btn-top {
    width: 44px !important;
    height: 44px !important;
  }
}

/* Celulares (480px) */
@media (max-width: 480px) {
  :root {
    --gutter: 1.25rem;
  }

  .mobile-nav-links a {
    font-size: var(--text-2xl);
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .lead {
    font-size: 1rem;
    line-height: 1.6;
  }
}

/* Celulares Muito Pequenos (360px) */
@media (max-width: 360px) {
  :root {
    --gutter: 1rem;
  }

  .hero-title,
  .page-hero h1 {
    font-size: 1.65rem !important;
  }

  .section-title {
    font-size: 1.65rem !important;
  }
}

/* ===== 30. prefers-reduced-motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  
  .hero-scroll-line {
    animation: none;
    transform: scaleY(1);
  }
  
  .site-loader {
    display: none !important;
  }
}

.hero-arch-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}