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

/* 1. Reset Global & Box-Sizing */
*,
*::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-sans);
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

::-webkit-scrollbar-track {
  background: var(--color-bg-light);
}

::-webkit-scrollbar-thumb {
  background: var(--color-primary-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* 3. Containers e Espaçamento de Seções */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: clamp(60px, 10vh, 110px) 0;
}

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

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

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

/* 4. Cabeçalhos e Ritmo Tipográfico */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(40px, 6vh, 64px) auto;
}

.kicker {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  line-height: 1.2;
  color: inherit;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.section-bg-dark .section-subtitle {
  color: rgba(229, 236, 231, 0.75);
}

/* 5. Botões Globais */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 48px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

.btn-outline-light {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.4);
}

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

/* 6. Animações de Entrada Bidirecionais (2.5s --ease-premium) */
.reveal-fade,
.reveal-left,
.reveal-right,
.reveal-up {
  opacity: 0;
  will-change: opacity, transform;
  transition: opacity var(--transition-entrance), transform var(--transition-entrance);
}

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

.reveal-up {
  transform: translateY(30px);
}

.reveal-left {
  transform: translateX(-60px) translateY(15px);
}

.reveal-right {
  transform: translateX(60px) translateY(15px);
}

/* Estado Ativado pelo IntersectionObserver */
.active-reveal {
  opacity: 1 !important;
  transform: translateX(0) translateY(0) !important;
}

@media (prefers-reduced-motion: reduce) {

  .reveal-fade,
  .reveal-left,
  .reveal-right,
  .reveal-up {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}