/* ==========================================================================
   Estilos Base, Reset e Layout Geral
   ========================================================================== */

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

html {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
  color-scheme: dark light;
}

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* Acessibilidade de Foco */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Link de Salto para Acessibilidade */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background-color: var(--primary);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 9999;
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* Estrutura de Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Secoes */
.section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  position: relative;
}

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

.section-header {
  margin-bottom: var(--space-2xl);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--primary);
  background-color: var(--primary-subtle);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.25;
}

.section-description {
  margin-top: var(--space-sm);
  font-size: var(--text-base);
  color: var(--text-muted);
  max-width: 680px;
}

.section-description.about-description,
.editorial-desc {
  max-width: 100%;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
  -webkit-hyphens: auto;
  text-indent: 2rem;
  line-height: 1.75;
  font-size: 1.05rem;
}

@media (max-width: 768px) {
  .section-description.about-description,
  .editorial-desc {
    text-align: left;
    text-indent: 1.25rem;
  }
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  line-height: 1.2;
}

p {
  color: var(--text-muted);
}

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

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

/* Revelacao por Scroll (IntersectionObserver) */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Respeito a Reducao de Movimento */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}