/* style.css - Modo Escuro Profissional */
:root {
  --bg-body: #0f172a;       /* Azul muito escuro (fundo principal) */
  --bg-card: #1e293b;       /* Cinza azulado (cards) */
  --text-main: #f8fafc;     /* Branco gelo (texto principal) */
  --text-muted: #94a3b8;    /* Cinza claro (textos secundários) */
  --primary: #3b82f6;       /* Azul vibrante (botões principais) */
  --success: #10b981;       /* Verde neon (relatórios/sucesso) */
  --danger: #ef4444;        /* Vermelho alerta */
  --warning: #f59e0b;       /* Amarelo atenção */
  --border: #334155;        /* Bordas sutis */
}

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

body {
  background-color: var(--bg-body);
  color: var(--text-main);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  padding: 20px;
}

.container { max-width: 600px; margin: 0 auto; }

header { text-align: center; margin-bottom: 30px; }

h1 { 
  font-size: 1.8rem; 
  margin-bottom: 8px; 
  color: #fff;
  text-shadow: 0 0 10px rgba(59, 130, 246, 0.3); /* Brilho sutil azul */
}

p { color: var(--text-muted); font-size: 0.95rem; }

/* Cards Modernos */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

.card h3 { 
  color: var(--primary); 
  margin-bottom: 15px; 
  font-size: 1.1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.sub-label { font-size: 0.85rem; color: var(--text-muted); margin-top: -6px; display: block; margin-bottom: 10px; }

/* Formulários */
label { display: block; margin-bottom: 6px; font-size: 0.85rem; color: var(--text-muted); font-weight: bold; }

input[type="text"], input[type="number"], input[type="date"] {
  width: 100%;
  padding: 12px;
  background-color: #0f172a;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
  margin-top: 4px;
}

input:focus { border-color: var(--primary); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 15px; }

/* Botões */
.btn-primary {
  width: 100%;
  padding: 12px;
  background-color: var(--primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: opacity 0.2s;
  margin-top: 14px;
}

.btn-primary:hover { opacity: 0.9; }

.btn-relatorio {
  padding: 10px;
  background-color: transparent;
  border: 1px solid var(--success);
  color: var(--success);
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 13px;
}

.btn-relatorio:hover { background-color: var(--success); color: #000; }

/* Lista de Estoque */
.lista-box { min-height: 50px; }

.item-estoque {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  margin-bottom: 8px;
  border-radius: 8px;
  background-color: #0f172a;
  border-left: 6px solid var(--border);
}

/* Cores dos Status */
.status-alerta { border-left-color: var(--danger); background-color: rgba(239, 68, 68, 0.1); }
.status-atencao { border-left-color: var(--warning); background-color: rgba(245, 158, 11, 0.1); }
.status-ok { border-left-color: var(--success); }

.btn-remover {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  width: 30px;
  height: 30px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-remover:hover { background: var(--danger); color: white; }

/* Glossário */
details summary { cursor: pointer; color: var(--primary); margin-bottom: 10px; font-weight: bold; }
.help-section { margin-top: 10px; font-size: 0.9rem; color: var(--text-muted); }
.help-section ul, .help-section ol { padding-left: 20px; margin-top: 8px; }
.help-section li { margin-bottom: 6px; }
.help-section h4 { color: var(--text-main); margin: 10px 0 6px 0; }

.muted { color: var(--text-muted); font-style: italic; }

/* Responsivo */
@media (max-width: 480px) {
  .grid-2 { grid-template-columns: 1fr; }
  h1 { font-size: 1.5rem; }
}