/**
 * DevPortal - Content Typography & Design System
 *
 * Sistema profissional de tipografia e design para área de conteúdo variável.
 * Baseado em princípios internacionais de design enterprise-level.
 *
 * Princípios aplicados:
 * - Hierarquia tipográfica clara (Type Scale)
 * - Ritmo vertical consistente (Vertical Rhythm)
 * - Largura ótima de leitura (Optimal Line Length)
 * - Espaçamento generoso (White Space)
 * - Densidade visual equilibrada
 */

/* ============================================================
   CONTAINER PRINCIPAL DE CONTEÚDO
   ============================================================ */

#page-content {
  max-width: 100%;
  width: 100%;
  /* Padding vertical generoso para respiração */
  padding: clamp(2rem, 4vw, 3rem) 0;
  padding-left: 0;
  padding-right: 0;
}

/* ============================================================
   SEÇÕES DE CONTEÚDO
   ============================================================ */

.section {
  /* Espaçamento vertical generoso entre seções (ritmo vertical) */
  padding: clamp(2rem, 3vw, 3rem) 0;
  margin: 0;
  border-bottom: 1px solid var(--border-subtle);
  scroll-margin-top: var(--space-2xl); /* 48px - melhor scroll-spy */
  position: relative;
  width: 100%;
}

/* Seções com apenas texto: max-width 65ch para leitura otimizada */
.section:not(:has(.grid-two)):not(:has(.grid-three)):not(:has(.model-grid)) {
  max-width: 65ch; /* Largura ótima de leitura (65-75 caracteres) */
  margin-left: auto;
  margin-right: auto;
}

/* Seções com grids/cards: 100% width (não restringir) */
.section:has(.grid-two),
.section:has(.grid-three),
.section:has(.model-grid) {
  max-width: 100%;
}

.section:last-of-type {
  border-bottom: none;
}

/* Separador visual suave entre seções */
.section::after {
  content: '';
  display: block;
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin-top: clamp(2rem, 3vw, 3rem);
  opacity: 0.4;
}

.section:last-of-type::after {
  display: none;
}

/* Container interno para texto (glass card) */
.section > div:not(.grid-two):not(.model-grid):not(.grid-three):not(.flow-step):not(.info-box):not(.callout) {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--glass-radius);
  padding: clamp(1.5rem, 2.5vw, 2rem) clamp(2rem, 4vw, 2.5rem);
  box-shadow: var(--glass-shadow);
  margin-bottom: clamp(1.5rem, 2.5vw, 2rem);
}

/* ============================================================
   EYEBROW (Label acima de títulos)
   ============================================================ */

.section .eyebrow {
  font-size: var(--font-size-xs); /* 12px */
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-subtle);
  margin-bottom: var(--space-sm); /* 8px */
  display: block;
  text-align: left;
}

/* ============================================================
   HIERARQUIA TIPOGRÁFICA (HEADINGS)
   ============================================================ */

.section h2 {
  /* H2: Título principal de seção */
  font-size: var(--font-size-2xl); /* 24px */
  font-weight: 500; /* Medium - diferenciação sutil */
  line-height: var(--line-height-snug); /* 1.375 - compacto mas legível */
  letter-spacing: var(--letter-spacing-tight); /* -0.025em */
  margin-top: var(--space-2xl); /* 48px - primeira seção começa com espaço */
  margin-bottom: var(--space-lg); /* 24px */
  color: var(--text);
  text-align: left;
  font-feature-settings: "kern" 1, "liga" 1, "ss01" 1;
}

.section h2:first-of-type {
  margin-top: 0; /* Primeiro H2 sem margin-top */
}

.section h3 {
  /* H3: Subtítulo dentro de seção */
  font-size: var(--font-size-xl); /* 20px */
  font-weight: 500; /* Medium */
  line-height: var(--line-height-normal); /* 1.5 */
  letter-spacing: var(--letter-spacing-normal); /* 0 */
  margin-top: var(--space-xl); /* 32px */
  margin-bottom: var(--space-md); /* 16px */
  color: var(--text);
  font-feature-settings: "kern" 1, "liga" 1;
}

.section h4 {
  /* H4: Sub-subtítulo ou título de card */
  font-size: var(--font-size-lg); /* 18px */
  font-weight: 400; /* Normal - leveza */
  line-height: var(--line-height-normal); /* 1.5 */
  letter-spacing: var(--letter-spacing-normal); /* 0 */
  margin-top: var(--space-lg); /* 24px */
  margin-bottom: var(--space-sm); /* 8px */
  color: var(--text);
}

.section h5,
.section h6 {
  /* H5/H6: Uso limitado, tamanho base */
  font-size: var(--font-size-base); /* 16px */
  font-weight: 400;
  line-height: var(--line-height-normal); /* 1.5 */
  margin-top: var(--space-md); /* 16px */
  margin-bottom: var(--space-sm); /* 8px */
  color: var(--text-muted);
}

/* ============================================================
   PARÁGRAFOS E TEXTO
   ============================================================ */

.section p {
  /* Parágrafo: tamanho base otimizado para leitura */
  font-size: var(--font-size-base); /* 16px */
  line-height: var(--line-height-relaxed); /* 1.75 - legibilidade */
  margin-bottom: var(--space-md); /* 16px - ritmo vertical */
  color: var(--text);
  text-align: left;
  letter-spacing: var(--letter-spacing-normal); /* 0 */
  word-spacing: 0.05em; /* Espaçamento de palavras otimizado */
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.section p:last-child {
  margin-bottom: 0; /* Último parágrafo sem margin-bottom */
}

.section .lead-text {
  /* Texto de introdução/destaque */
  font-size: var(--font-size-xl); /* 20px */
  line-height: var(--line-height-relaxed); /* 1.75 */
  letter-spacing: var(--letter-spacing-normal);
  word-spacing: 0.05em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin-bottom: var(--space-lg); /* 24px */
  color: var(--text);
  font-weight: 400;
}

/* ============================================================
   LISTAS
   ============================================================ */

.section ul,
.section ol {
  font-size: var(--font-size-base); /* 16px */
  line-height: var(--line-height-relaxed); /* 1.75 */
  margin-top: var(--space-md); /* 16px */
  margin-bottom: var(--space-md); /* 16px */
  padding-left: clamp(1.5rem, 3vw, 2rem);
  color: var(--text);
}

.section li {
  margin-bottom: var(--space-sm); /* 8px entre itens */
  line-height: var(--line-height-relaxed); /* 1.75 */
  letter-spacing: var(--letter-spacing-normal);
}

.section ul ul,
.section ol ol,
.section ul ol,
.section ol ul {
  margin-top: var(--space-xs); /* 4px */
  margin-bottom: var(--space-xs); /* 4px */
}

/* ============================================================
   CARDS E GRIDS
   ============================================================ */

.card {
  /* Padding interno generoso para respiração */
  padding: clamp(1.5rem, 2.5vw, 2rem);
  border-radius: var(--radius-lg); /* 16px */
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--elevation-2);
  transition: var(--transition-smooth);
}

.card:hover {
  box-shadow: var(--glass-hover-shadow);
  transform: translateY(-2px);
}

.card h3 {
  /* Títulos em cards: H3 com espaçamento otimizado */
  font-size: var(--font-size-xl); /* 20px */
  font-weight: 500;
  line-height: var(--line-height-normal); /* 1.5 */
  letter-spacing: var(--letter-spacing-normal);
  margin-top: 0; /* Sem margin-top em cards */
  margin-bottom: var(--space-md); /* 16px */
  font-feature-settings: "kern" 1, "liga" 1;
}

.card p {
  /* Parágrafos em cards: mantém tamanho base */
  font-size: var(--font-size-base); /* 16px */
  line-height: var(--line-height-relaxed); /* 1.75 */
  margin-bottom: var(--space-md); /* 16px */
  letter-spacing: var(--letter-spacing-normal);
}

.card li {
  /* Listas em cards: mantém tamanho base */
  font-size: var(--font-size-base); /* 16px */
  line-height: var(--line-height-relaxed); /* 1.75 */
  letter-spacing: var(--letter-spacing-normal);
}

.grid-two,
.grid-three {
  /* Gap generoso entre cards */
  gap: clamp(1.5rem, 2.5vw, 2rem); /* 24-32px */
  margin-top: var(--space-xl); /* 32px */
  margin-bottom: var(--space-xl); /* 32px */
}

.model-grid {
  /* Model grid: gap generoso */
  gap: clamp(1.5rem, 2.5vw, 2rem); /* 24-32px */
  margin-top: var(--space-xl); /* 32px */
  margin-bottom: var(--space-xl); /* 32px */
}

/* ============================================================
   CÓDIGO E BLOCOS
   ============================================================ */

.code-block {
  font-size: var(--font-size-sm); /* 14px */
  line-height: var(--line-height-relaxed); /* 1.75 */
  margin-top: var(--space-md); /* 16px */
  margin-bottom: var(--space-md); /* 16px */
  font-feature-settings: "kern" 1, "liga" 0; /* Desliga ligatures para código */
}

.section code {
  /* Código inline: tamanho menor */
  font-size: var(--font-size-sm); /* 14px */
  font-family: 'Courier New', Courier, monospace;
  font-feature-settings: "kern" 1, "liga" 0;
  letter-spacing: 0.01em;
  line-height: 1.6;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  color: var(--text);
}

/* ============================================================
   ELEMENTOS ESPECIAIS
   ============================================================ */

.flow-step {
  /* Passos de fluxo: espaçamento generoso */
  margin-top: var(--space-xl); /* 32px */
  margin-bottom: var(--space-xl); /* 32px */
  padding: clamp(1.5rem, 2.5vw, 2rem) 0;
}

.info-box,
.callout {
  /* Boxes informativos: padding generoso */
  padding: clamp(1.5rem, 2.5vw, 2rem);
  margin-top: var(--space-lg); /* 24px */
  margin-bottom: var(--space-lg); /* 24px */
  border-radius: var(--radius-lg); /* 16px */
}

/* ============================================================
   RESPONSIVIDADE
   ============================================================ */

/* Mobile/Tablet - Modernizado com variáveis de breakpoint */
@media (max-width: calc(var(--breakpoint-desktop) - 1px)) {
  /* Mobile: reduzir espaçamento vertical */
  .section {
    padding: clamp(1.5rem, 3vw, 2rem) 0;
  }

  #page-content {
    padding: clamp(1.5rem, 3vw, 2rem) 0;
  }
}

/* Desktop - Modernizado */
@media (min-width: var(--breakpoint-desktop)) {
  /* Desktop: manter espaçamento generoso */
  .section {
    padding: clamp(2rem, 3vw, 3rem) 0;
  }
}

/* ============================================================
   PÁGINAS DE CONTEXTUALIZAÇÃO
   ============================================================ */

/* Hero de página completa */
.page-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding: 4rem 0;
  border-bottom: 2px solid var(--border-subtle);
  margin-bottom: 3rem;
  background: linear-gradient(180deg,
    var(--bg) 0%,
    var(--bg-muted) 100%);
}

@media (min-width: 1024px) {
  .page-hero {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
  }
}

.page-hero .hero-content h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  margin: 1rem 0 1.5rem;
  font-weight: 700;
  color: var(--text);
}

.hero-lead {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-relaxed);
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 65ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-actions .button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-base);
}

.hero-actions .button-primary {
  background: var(--accent);
  color: white;
}

.hero-actions .button-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

.hero-actions .button-secondary {
  background: var(--bg-muted);
  color: var(--text);
  border: 1px solid var(--border-subtle);
}

.hero-actions .button-secondary:hover {
  background: var(--bg);
  border-color: var(--accent);
}

.hero-illustration {
  width: 100%;
  height: auto;
  max-width: 500px;
  opacity: 0.8;
  filter: brightness(0.95);
}

/* Seção de visão geral */
.section-overview {
  background: var(--bg-muted);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 3vw, 3rem);
  margin: 3rem 0;
  border: 1px solid var(--border-subtle);
}

.section-overview h2 {
  margin-top: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

/* Cards de navegação */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  transition: var(--transition-base);
  cursor: pointer;
}

.card-link:hover {
  transform: translateY(-4px);
  box-shadow: var(--elevation-3);
  border-color: var(--accent-subtle);
}

.card-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.card-header .icon {
  flex-shrink: 0;
  color: var(--accent);
}

.card-summary {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--text-muted);
  margin: 0.75rem 0;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  font-size: var(--font-size-sm);
  color: var(--text-subtle);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: var(--font-size-sm);
  color: var(--text-subtle);
}

.breadcrumb a {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition-base);
}

.breadcrumb a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.breadcrumb span:last-child {
  color: var(--text);
  font-weight: 500;
}

/* TL;DR Section */
.section-tldr {
  margin: 2rem 0;
}

/* Flow Steps */
.flow-steps {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin: 2rem 0;
}

.flow-step {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--bg-muted);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--accent);
}

.step-number {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-details {
  margin-top: 1rem;
}

.step-details summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 500;
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.step-details summary:hover {
  text-decoration: underline;
}

.details-content {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* Seção de navegação */
.section-navigation {
  margin-top: 4rem;
}

.section-next-steps {
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 2px solid var(--border-subtle);
}