/* ==========================================================================
   MAIN.CSS - RESET, LAYOUT GLOBAL, SCROLLBAR & ANIMAÇÕES BIDIRECIONAIS
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--brand-offwhite);
  color: var(--brand-text-body);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Scrollbar Personalizado e Minimalista */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--brand-gold-deep);
  border-radius: 4px;
}

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

/* Elementos de Cabeçalho e Tipografia Fluida */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--brand-text-dark);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

p {
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

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

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

/* Containers de Seção & Respiro Editorial */
.section-padding {
  padding: 120px 24px;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 20px;
  }
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  width: 100%;
}

.container-narrow {
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

/* Tag Kicker / Subtítulo Institucional */
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--brand-gold);
  margin-bottom: 16px;
}

.section-kicker::before {
  content: '';
  width: 24px;
  height: 1px;
  background-color: var(--brand-gold);
  display: inline-block;
}

.section-kicker--centered {
  justify-content: center;
}

.section-kicker--centered::after {
  content: '';
  width: 24px;
  height: 1px;
  background-color: var(--brand-gold);
  display: inline-block;
}

/* Títulos de Seção */
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--brand-text-dark);
  margin-bottom: 24px;
}

.section-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--brand-text-muted);
  font-weight: 300;
  max-width: 680px;
  margin-bottom: 48px;
  line-height: 1.6;
}

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

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* Transição de Fundo Suave entre Seções */
.bg-dark {
  background-color: var(--brand-navy);
  color: var(--brand-text-light);
}

.bg-dark .section-title {
  color: var(--brand-text-light);
}

.bg-dark .section-subtitle {
  color: var(--brand-text-light-muted);
}

.bg-surface {
  background-color: var(--brand-white);
}

.bg-cream {
  background-color: var(--brand-cream);
}

/* Botões Globais Contemporâneos */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 36px;
  background-color: var(--brand-gold);
  color: var(--brand-navy);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  border-radius: var(--border-radius-pill);
  border: 1px solid var(--brand-gold);
  cursor: pointer;
  box-shadow: none;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--brand-gold-hover);
  border-color: var(--brand-gold-hover);
  transform: translateY(-2px);
  box-shadow: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 36px;
  background-color: transparent;
  color: var(--brand-text-light);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  border-radius: var(--border-radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--brand-gold);
  color: var(--brand-gold);
  transform: translateY(-2px);
  box-shadow: none;
}

/* ANIMAÇÕES BIDIRECIONAIS EM CASCATA COM INTERSECTION OBSERVER */
.reveal-on-scroll {
  opacity: 0;
  will-change: opacity, transform;
  transition: opacity 1.2s var(--ease-premium), transform 1.2s var(--ease-premium);
}

.reveal-left {
  transform: translateX(-30px);
}

.reveal-right {
  transform: translateX(30px);
}

.reveal-up {
  transform: translateY(25px);
}

.reveal-active {
  opacity: 1 !important;
  transform: translate(0, 0) !important;
}

/* Fallback de segurança se o JS falhar ou demorar */
no-js .reveal-on-scroll {
  opacity: 1 !important;
  transform: none !important;
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll {
    transition: opacity 0.3s ease !important;
    transform: none !important;
    opacity: 1 !important;
  }
}