/*
Theme Name: Estante Tech
Description: Tema do hub de livros tecnicos Estante Tech.
Author: Adriano Santos
Version: 1.0.0
*/

:root {
  --et-bg: #0d1117;
  --et-card-bg: #161b22;
  --et-border: rgba(255,255,255,0.1);
  --et-text: #e6edf3;
  --et-text-muted: #8b949e;
  --et-accent: #7c6ff0;
}

body {
  background: var(--et-bg);
  color: var(--et-text);
  font-family: 'Inter', system-ui, sans-serif;
  margin: 0;
}

.et-hero {
  padding: 4rem 1.5rem 2rem;
  text-align: center;
}

.et-hero h1 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.et-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  padding: 0 1.5rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.et-card {
  background: var(--et-card-bg);
  border: 1px solid var(--et-border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.et-card__capa {
  aspect-ratio: 3 / 4;
  object-fit: cover;
  width: 100%;
  background: #21262d;
}

.et-card__corpo {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.et-card__titulo {
  font-weight: 700;
  font-size: 1.05rem;
}

.et-card__descricao {
  color: var(--et-text-muted);
  font-size: 0.9rem;
}

.et-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.et-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(124, 111, 240, 0.15);
  color: var(--et-accent);
}

.et-card__autor {
  color: var(--et-text-muted);
  font-size: 0.85rem;
  margin-top: auto;
}

.et-card__botao {
  display: inline-block;
  text-align: center;
  margin-top: 0.75rem;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  background: var(--et-accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

.et-form-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.et-form-wrap label {
  display: block;
  margin-bottom: 1rem;
}

.et-form-wrap input,
.et-form-wrap textarea,
.et-form-wrap select {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--et-border);
  background: var(--et-card-bg);
  color: var(--et-text);
}

.et-aviso {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.et-aviso--sucesso {
  background: rgba(63, 185, 80, 0.15);
  color: #3fb950;
}

.et-aviso--erro {
  background: rgba(248, 81, 73, 0.15);
  color: #f85149;
}

.et-lista-livros {
  list-style: none;
  padding: 0;
}

.et-lista-livros li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--et-border);
}