* { box-sizing: border-box; }
body { font-family: system-ui, sans-serif; margin: 0; background: #f7f7f8; color: #1a1a1a; }
header { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem; background: #16213e; color: #fff; }
header a { color: #fff; text-decoration: none; }
header h1 { margin: 0; font-size: 1.25rem; }
main { padding: 1.5rem; max-width: 1100px; margin: 0 auto; }
table { border-collapse: collapse; width: 100%; background: #fff; font-size: 0.85rem; }
th, td { border: 1px solid #ddd; padding: 0.5rem; text-align: left; vertical-align: top; }
th { background: #eee; }
form label { display: block; margin-bottom: 0.75rem; }
form input, form select, form textarea { display: block; width: 100%; max-width: 480px; padding: 0.4rem; margin-top: 0.25rem; font-family: inherit; }
form textarea { resize: vertical; }
.inline-form { display: flex; gap: 0.25rem; flex-wrap: wrap; }
.inline-form input { width: 90px; max-width: none; }
.field-error { color: #b00020; margin: 0 0 0.5rem; font-size: 0.85rem; }
.flash { padding: 0.5rem 0.75rem; border-radius: 4px; }
.flash-ok { background: #e3f7e8; color: #1a6d2f; }
.flash-error { background: #fbe3e3; color: #a11; }
code { font-size: 0.8rem; }

.catalogo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.catalogo-card { background: #fff; border: 1px solid #e2e2e2; border-radius: 8px; overflow: hidden; text-decoration: none; color: inherit; display: flex; flex-direction: column; transition: box-shadow 0.15s; }
.catalogo-card:hover { box-shadow: 0 2px 10px rgba(0,0,0,0.08); }
.catalogo-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; }
.catalogo-placeholder { width: 100%; aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center; background: #16213e; color: #fff; font-size: 2.5rem; font-weight: bold; }
.catalogo-card-body { padding: 0.75rem 1rem 1rem; }
.catalogo-categoria { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.03em; color: #666; }
.catalogo-card h3 { margin: 0.25rem 0 0.5rem; font-size: 1rem; }
.catalogo-preco { font-weight: bold; font-size: 1.1rem; margin: 0; }

.voltar-catalogo { display: inline-block; margin-bottom: 1rem; color: #16213e; }
.produto { display: flex; gap: 2rem; flex-wrap: wrap; background: #fff; border: 1px solid #e2e2e2; border-radius: 8px; padding: 1.5rem; }
.produto-imagem { width: 280px; max-width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 6px; }
.produto-placeholder { display: flex; align-items: center; justify-content: center; background: #16213e; color: #fff; font-size: 4rem; font-weight: bold; }
.produto-info { flex: 1; min-width: 240px; }
.produto-preco { font-size: 1.5rem; margin: 0.5rem 0; }
.produto-beneficio { font-size: 1.05rem; }
.produto-cta { display: inline-block; margin-top: 1rem; padding: 0.75rem 1.5rem; background: #ff7733; color: #fff; text-decoration: none; border-radius: 6px; font-weight: bold; }
.produto-cta:hover { background: #e5652a; }