/**
 * ==============================================================================
 * BRASÍLIA DESIGN WEEK 2026 (BDW26) - CUSTOM CSS ESTRUTURAL
 * Tema: "Design que Conecta Territórios" | Termo de Fomento TF-26-SECTI/2026
 * Arquivo: custom.css
 * Escopo: Tipografia, Componentes Exclusivos BDW, Acessibilidade e Grids
 * Nota: Cores de fundo, cabeçalho, rodapé e botões são gerenciados pelos presets.
 * ==============================================================================
 */

/* ------------------------------------------------------------------------------
   1. IMPORTAÇÃO DE FONTES & VARIÁVEIS DE DESIGN (:ROOT)
   ------------------------------------------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Rakkas&display=swap');

:root {
  /* Paleta Oficial BDW26 de Suporte */
  --bdw-laranja: #e76f3c;
  --bdw-laranja-hover: #d45b29;
  --bdw-vinho: #501e19;
  --bdw-vinho-hover: #3b1511;
  --bdw-amarelo: #f39200;

  /* Neutros e Acessibilidade */
  --bdw-bg-light: #fcf9f5;
  --bdw-bg-card: #ffffff;
  --bdw-text-main: #1a1a1a;
  --bdw-text-muted: #595550;
  --bdw-border-color: #e5dcd3;

  /* Famílias Tipográficas Oficiais */
  --font-rakkas: 'Rakkas', 'Georgia', serif;
  --font-nautic: 'Nautic', 'Montserrat', 'Helvetica Neue', sans-serif;
  --font-montserrat: 'Montserrat', system-ui, -apple-system, sans-serif;

  /* Escala de Espaçamento Modular */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;

  /* Geometria de Bordas */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  /* Sombras Institucionais */
  --shadow-sm: 0 2px 4px rgba(80, 30, 25, 0.05);
  --shadow-md: 0 4px 12px rgba(80, 30, 25, 0.10);
  --shadow-lg: 0 8px 24px rgba(80, 30, 25, 0.15);

  /* Transições Suaves */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
}

/* ------------------------------------------------------------------------------
   2. HIERARQUIA TIPOGRÁFICA OFICIAL BDW26
   ------------------------------------------------------------------------------ */
body {
  font-family: var(--font-montserrat);
  line-height: 1.6;
}

h1, .bdw-title-main {
  font-family: var(--font-rakkas);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  letter-spacing: 0.02em;
  font-weight: 400;
  line-height: 1.2;
}

h2, .bdw-title-secondary {
  font-family: var(--font-nautic);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: 0.05em;
  line-height: 1.25;
}

h3, .bdw-subtitle {
  font-family: var(--font-montserrat);
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

p, .bdw-body-text {
  font-family: var(--font-montserrat);
  font-weight: 400;
  margin-bottom: var(--space-md);
}

.bdw-tagline {
  font-family: var(--font-nautic);
  text-transform: uppercase;
  color: var(--bdw-laranja);
  font-weight: 700;
  letter-spacing: 0.1em;
  font-size: 0.95rem;
  display: block;
  margin-bottom: var(--space-xs);
}

/* ------------------------------------------------------------------------------
   3. COMPONENTES EXCLUSIVOS DO ECOSSISTEMA BDW26
   ------------------------------------------------------------------------------ */
/* Botões Customizados Independentes */
.btn-bdw {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.85rem 1.85rem;
  font-family: var(--font-montserrat);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.btn-bdw-primary {
  background-color: var(--bdw-laranja);
  color: #ffffff !important;
}

.btn-bdw-primary:hover,
.btn-bdw-primary:focus {
  background-color: var(--bdw-laranja-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-bdw-secondary {
  background-color: var(--bdw-vinho);
  color: #ffffff !important;
}

.btn-bdw-secondary:hover,
.btn-bdw-secondary:focus {
  background-color: var(--bdw-vinho-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

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

.btn-bdw-outline:hover,
.btn-bdw-outline:focus {
  background-color: var(--bdw-vinho);
  color: #ffffff !important;
}

/* Containers Estruturais e Cards */
.bdw-container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.bdw-card {
  background-color: var(--bdw-bg-card);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--bdw-border-color);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.bdw-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.bdw-card-header {
  border-bottom: 3px solid var(--bdw-amarelo);
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-md);
}

/* Diretórios Digitais (Designers, Ateliês, Lojas/Showrooms) */
.directory-card {
  border-top: 5px solid var(--bdw-laranja);
}

.directory-badge {
  display: inline-block;
  background-color: var(--bdw-amarelo);
  color: var(--bdw-vinho);
  font-family: var(--font-montserrat);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-xs);
}

/* Módulo Audiovisual e Podcasts */
.podcast-card {
  border-left: 5px solid var(--bdw-vinho);
  background-color: var(--bdw-bg-card);
}

.podcast-episode-num {
  font-family: var(--font-rakkas);
  color: var(--bdw-laranja);
  font-size: 1.5rem;
  display: block;
  margin-bottom: var(--space-xs);
}

/* Hero Section Institucional */
.bdw-hero {
  background-color: var(--bdw-vinho);
  color: #ffffff;
  padding: var(--space-2xl) 0;
  text-align: center;
  position: relative;
}

.bdw-hero h1,
.bdw-hero .bdw-title-main {
  color: #ffffff;
}

.bdw-hero .bdw-tagline {
  color: var(--bdw-amarelo);
}

/* ------------------------------------------------------------------------------
   4. ACESSIBILIDADE DIGITAL (WCAG 2.1 AA)
   ------------------------------------------------------------------------------ */
/* Anel de Foco Visível Obrigatório */
:focus-visible {
  outline: 3px solid var(--bdw-amarelo) !important;
  outline-offset: 3px !important;
}

/* Ocultação Visual para Leitores de Tela (Screen Readers) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ------------------------------------------------------------------------------
   5. SISTEMA DE GRIDS RESPONSIVOS
   ------------------------------------------------------------------------------ */
.bdw-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 600px) {
  .bdw-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .bdw-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .bdw-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}