/* ==========================================================================
   MAIN CSS — RESET, LAYOUT GLOBAL, SCROLLBAR & ANIMAÇÕES (2.5s)
   ========================================================================== */

/* 1. Reset e Base Global */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-body);
  color: var(--text-body);
  overflow-x: clip;
  max-width: 100%;
  width: 100%;
  overscroll-behavior-x: none;
}

/* Escalonamento Exclusivo para Telas Grandes (2K e 4K UHD) */
@media (min-width: 2200px) {
  html {
    font-size: 18px;
  }
}

@media (min-width: 3000px) {
  html {
    font-size: 20px;
  }
}

@media (min-width: 3800px) {
  html {
    font-size: 22px;
  }
}

body {
  font-family: var(--font-sans);
  line-height: 1.65;
  color: var(--text-body);
  background-color: var(--bg-body);
  overflow-x: clip;
  max-width: 100%;
  width: 100%;
  position: relative;
  touch-action: pan-y;
}

/* 2. Scrollbar Minimalista Premium */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--brand-gold-dark);
  border-radius: var(--radius-pill);
  border: 2px solid var(--brand-cream);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--brand-bronze);
}

/* 3. Tipografia Global e Hierarquia */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--brand-bronze);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.2rem, 4.8vw, 3.6rem);
  font-weight: 500;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  font-weight: 500;
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 500;
}

h4 {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 500;
}

p {
  font-size: 1.02rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-muted);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-normal) var(--ease-premium);
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* 4. Layout e Contêineres */
.container {
  width: min(var(--container-max), 92%);
  margin-left: auto;
  margin-right: auto;
}

.container-narrow {
  width: min(var(--container-narrow), 90%);
  margin-left: auto;
  margin-right: auto;
}

.section {
  padding: var(--section-padding-y) 0;
  position: relative;
  overflow: hidden;
}

@media (max-width: 768px) {
  .section {
    padding: var(--section-padding-y-mobile) 0;
  }
}

.section--alt {
  background-color: var(--bg-alt);
}

.section--dark {
  background-color: var(--brand-black);
  color: var(--text-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--text-white);
}

.section--dark p {
  color: rgba(255, 255, 255, 0.72);
}

.section--bronze {
  background-color: var(--bg-bronze-section);
  color: var(--text-white);
}

.section--bronze h2,
.section--bronze h3,
.section--bronze h4 {
  color: var(--text-white);
}

.section--bronze p {
  color: rgba(255, 255, 255, 0.72);
}

/* Cabeçalhos de Seção Padronizados */
.section-header {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 3.5rem auto;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-gold-dark);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 16px;
  color: var(--brand-bronze);
  font-weight: 400;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.8vw, 2.9rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}

.btn-block {
  width: 100% !important;
  display: flex !important;
}

/* 5. Sistema de Botões de Alta Conversão & Interação Premium */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: 0.94rem;
  letter-spacing: 0.2px;
  max-width: 100%;
  box-sizing: border-box;
  font-size: 0.94rem;
  letter-spacing: 0.2px;
  transition: transform var(--duration-normal) var(--ease-premium),
              box-shadow var(--duration-normal) var(--ease-premium),
              background var(--duration-normal) var(--ease-premium),
              border-color var(--duration-normal) var(--ease-premium),
              color var(--duration-normal) var(--ease-premium);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* Microinteração de reflexo de luz dinâmico (Shimmer contemporâneo) */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.24) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: skewX(-25deg);
  transition: left 0.75s var(--ease-premium);
  pointer-events: none;
  z-index: 1;
}

.btn:hover::before {
  left: 140%;
}

.btn > * {
  position: relative;
  z-index: 2;
}

.btn svg,
.btn i {
  transition: transform var(--duration-normal) var(--ease-premium);
}

.btn:hover svg,
.btn:hover i {
  transform: translateX(3px) scale(1.06);
}

/* 5.1 Botão Dourado Premium (Destaque Principal de Conversão) */
.btn-gold {
  background: linear-gradient(135deg, #D4AF67 0%, #C7A15A 50%, #B88E44 100%);
  color: #0E1319;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 4px 18px rgba(199, 161, 90, 0.22),
              inset 0 1px 1px rgba(255, 255, 255, 0.4);
}

.btn-gold:hover {
  background: linear-gradient(135deg, #E2C27D 0%, #D4AF67 50%, #C7A15A 100%);
  color: #0E1319;
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-3px) scale(1.015);
  box-shadow: 0 12px 30px rgba(199, 161, 90, 0.42),
              0 2px 8px rgba(0, 0, 0, 0.15),
              inset 0 1px 2px rgba(255, 255, 255, 0.6);
}

.btn-gold:active {
  transform: translateY(-1px) scale(0.99);
  box-shadow: 0 4px 14px rgba(199, 161, 90, 0.28);
}

/* 5.2 Botão Bronze Institucional */
.btn-primary {
  background: linear-gradient(135deg, #574429 0%, #4A3A22 50%, #382A16 100%);
  color: #FFFFFF;
  border: 1px solid rgba(199, 161, 90, 0.28);
  box-shadow: 0 4px 18px rgba(74, 58, 34, 0.22),
              inset 0 1px 1px rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #6B5534 0%, #574429 50%, #43331C 100%);
  color: #FFFFFF;
  border-color: var(--brand-gold);
  transform: translateY(-3px) scale(1.015);
  box-shadow: 0 12px 30px rgba(74, 58, 34, 0.38),
              0 0 16px rgba(199, 161, 90, 0.2);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.99);
  box-shadow: 0 4px 14px rgba(74, 58, 34, 0.25);
}

/* 5.3 Botão Contorno Bronze */
.btn-outline {
  background: transparent;
  color: var(--brand-bronze);
  border: 1.5px solid var(--brand-bronze);
  box-shadow: 0 2px 8px rgba(74, 58, 34, 0.05);
}

.btn-outline:hover {
  background: var(--brand-bronze);
  color: #FFFFFF;
  border-color: var(--brand-bronze);
  transform: translateY(-3px) scale(1.015);
  box-shadow: 0 10px 26px rgba(74, 58, 34, 0.28);
}

.btn-outline:active {
  transform: translateY(-1px) scale(0.99);
}

/* 5.4 Botão Contorno Translúcido (Dark Hero / Glassmorphism) */
.btn-outline-white {
  background: rgba(255, 255, 255, 0.04);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
  border-color: var(--brand-gold);
  transform: translateY(-3px) scale(1.015);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4),
              0 0 20px rgba(199, 161, 90, 0.25);
}

.btn-outline-white:active {
  transform: translateY(-1px) scale(0.99);
}

/* 6. Badges e Pílulas Elegantes */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.9);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dot-gold {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--brand-gold);
  display: inline-block;
}

/* 7. Animações de Entrada Fluida, Cascata Linha a Linha e Revelação Bidirecional */
.reveal-init {
  opacity: 0;
  transition: opacity 1.8s var(--ease-premium), transform 1.8s var(--ease-premium);
  transition-delay: calc(var(--stagger-index, 0) * 110ms);
  will-change: opacity, transform;
  backface-visibility: hidden;
}

.reveal-left {
  transform: translateX(-40px) translateY(10px);
}

.reveal-right {
  transform: translateX(40px) translateY(10px);
}

.reveal-up {
  transform: translateY(28px);
}

.reveal-down {
  transform: translateY(-28px);
}

.reveal-scale {
  transform: scale(0.95) translateY(15px);
}

/* Animação Zoom Out Bidirecional para Imagens e Elementos Visuais */
.reveal-zoom-out {
  opacity: 0;
  transform: scale(1.18);
  transition: opacity 1.8s var(--ease-premium), transform 2.2s var(--ease-premium), filter 2.2s var(--ease-premium);
  transition-delay: calc(var(--stagger-index, 0) * 110ms);
  will-change: opacity, transform;
  backface-visibility: hidden;
}

/* Contêiner de Imagem com Overflow Oculto para Zoom Out Perfeito */
.img-zoom-box {
  overflow: hidden;
  position: relative;
}

.img-zoom-box img,
.img-zoom-box .zoom-target {
  transition: transform 2.2s var(--ease-premium), opacity 1.8s var(--ease-premium);
  will-change: transform, opacity;
  transform: scale(1.18);
  opacity: 0;
}

.img-zoom-box.reveal-active img,
.img-zoom-box.reveal-active .zoom-target,
.reveal-zoom-out.reveal-active {
  opacity: 1 !important;
  transform: scale(1) translateY(0) !important;
}

/* Estado Ativo Global de Revelação */
.reveal-active {
  opacity: 1 !important;
  transform: translateX(0) translateY(0) scale(1) !important;
}

/* Cascata Linha a Linha */
.reveal-cascade > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1.6s var(--ease-premium), transform 1.6s var(--ease-premium);
  transition-delay: calc(var(--stagger-index, 0) * 110ms);
  will-change: opacity, transform;
}

.reveal-cascade.reveal-active > *,
.reveal-cascade > *.reveal-active {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* ==========================================================================
   7.1 Caixas de Nichos / Áreas de Atuação (.service-card)
   ========================================================================== */
.service-card {
  opacity: 0;
  transform: scale(0.93) translateY(30px);
  transition: opacity 1.8s var(--ease-premium), 
              transform 1.8s var(--ease-premium), 
              box-shadow var(--duration-normal) var(--ease-premium), 
              border-color var(--duration-normal) var(--ease-premium), 
              background-color var(--duration-normal) var(--ease-premium);
  transition-delay: calc(var(--stagger-index, 0) * 110ms);
  will-change: opacity, transform;
}

.service-card.reveal-active,
.services-seamless-grid.reveal-active .service-card {
  opacity: 1 !important;
  transform: scale(1) translateY(0) !important;
}

/* ==========================================================================
   7.2 Caixas de Perguntas / FAQ (.faq-item)
   ========================================================================== */
.faq-item {
  opacity: 0;
  transform: scale(0.96) translateY(24px);
  transition: opacity 1.6s var(--ease-premium), 
              transform 1.6s var(--ease-premium), 
              border-color var(--duration-normal) var(--ease-premium), 
              box-shadow var(--duration-normal) var(--ease-premium);
  transition-delay: calc(var(--stagger-index, 0) * 90ms);
  will-change: opacity, transform;
}

.faq-item.reveal-active,
.faq-accordion-list.reveal-active .faq-item {
  opacity: 1 !important;
  transform: scale(1) translateY(0) !important;
}

/* ==========================================================================
   7.3 Caixas Institucionais (Metodologia, Diferenciais, Pilares e Contato)
   ========================================================================== */
.methodology-card,
.diff-card,
.pillar-card,
.contact-item {
  opacity: 0;
  transform: scale(0.94) translateY(26px);
  transition: opacity 1.6s var(--ease-premium), 
              transform 1.6s var(--ease-premium),
              box-shadow var(--duration-normal) var(--ease-premium),
              border-color var(--duration-normal) var(--ease-premium),
              background-color var(--duration-normal) var(--ease-premium);
  transition-delay: calc(var(--stagger-index, 0) * 100ms);
  will-change: opacity, transform;
}

.methodology-card.reveal-active,
.methodology-grid.reveal-active .methodology-card,
.diff-card.reveal-active,
.differentials-grid.reveal-active .diff-card,
.pillar-card.reveal-active,
.about-pillars.reveal-active .pillar-card,
.contact-item.reveal-active,
.contact-info-card.reveal-active .contact-item {
  opacity: 1 !important;
  transform: scale(1) translateY(0) !important;
}

/* ==========================================================================
   7.4 Shapes, Divs Geométricas, Glows e Ícones
   ========================================================================== */
.hero-glow {
  opacity: 0;
  transform: scale(0.65);
  transition: opacity 2.8s var(--ease-premium), transform 3s var(--ease-premium);
  will-change: opacity, transform;
}

.section-hero.reveal-active .hero-glow,
.hero-glow.reveal-active {
  opacity: 0.8 !important;
  transform: scale(1) !important;
}

.hero-card-icon,
.diff-icon-box,
.contact-item-icon,
.methodology-number,
.about-placeholder-monogram,
.service-card-pill,
.pillar-badge,
.badge-pill {
  transition: transform 1.4s var(--ease-premium), opacity 1.4s var(--ease-premium);
  will-change: transform, opacity;
}

.reveal-init:not(.reveal-active) .hero-card-icon,
.reveal-init:not(.reveal-active) .diff-icon-box,
.reveal-init:not(.reveal-active) .contact-item-icon,
.reveal-init:not(.reveal-active) .methodology-number,
.reveal-init:not(.reveal-active) .about-placeholder-monogram,
.reveal-init:not(.reveal-active) .service-card-pill,
.reveal-init:not(.reveal-active) .pillar-badge,
.reveal-init:not(.reveal-active) .badge-pill,
.reveal-cascade:not(.reveal-active) .hero-card-icon,
.reveal-cascade:not(.reveal-active) .diff-icon-box,
.reveal-cascade:not(.reveal-active) .contact-item-icon,
.reveal-cascade:not(.reveal-active) .methodology-number,
.reveal-cascade:not(.reveal-active) .about-placeholder-monogram,
.reveal-cascade:not(.reveal-active) .service-card-pill,
.reveal-cascade:not(.reveal-active) .pillar-badge,
.reveal-cascade:not(.reveal-active) .badge-pill {
  transform: scale(0.82);
  opacity: 0.4;
}

.reveal-active .hero-card-icon,
.reveal-active .diff-icon-box,
.reveal-active .contact-item-icon,
.reveal-active .methodology-number,
.reveal-active .about-placeholder-monogram,
.reveal-active .service-card-pill,
.reveal-active .pillar-badge,
.reveal-active .badge-pill {
  transform: scale(1) !important;
  opacity: 1 !important;
}

/* Delays manuais de fallback para cascata */
.stagger-1 { --stagger-index: 1; }
.stagger-2 { --stagger-index: 2; }
.stagger-3 { --stagger-index: 3; }
.stagger-4 { --stagger-index: 4; }
.stagger-5 { --stagger-index: 5; }
.stagger-6 { --stagger-index: 6; }

/* Acessibilidade */
@media (prefers-reduced-motion: reduce) {
  .reveal-init,
  .reveal-zoom-out,
  .reveal-cascade > *,
  .service-card,
  .faq-item,
  .methodology-card,
  .diff-card,
  .pillar-card,
  .contact-item,
  .hero-glow,
  .hero-card-icon,
  .diff-icon-box,
  .contact-item-icon,
  .methodology-number,
  .about-placeholder-monogram,
  .service-card-pill,
  .pillar-badge,
  .badge-pill,
  .img-zoom-box img,
  .img-zoom-box .zoom-target {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    transition-delay: 0s !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

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