* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', sans-serif; }
body { background-color: #f0f2f5; padding-bottom: 80px; }

.header { background: #fff; padding: 20px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #eee; }
.header h1 { font-size: 20px; color: #333; }

.grid-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 20px; }
.card { background: #fff; padding: 15px; border-radius: 12px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); border-left: 5px solid #ccc; }
.card.receber { border-color: #4caf50; }
.card.atrasado { border-color: #f44336; }
.card h3 { font-size: 11px; color: #888; margin-bottom: 5px; text-transform: uppercase; }
.card p { font-size: 20px; font-weight: bold; color: #333; }

.btn-principal { background: #2e7d32; color: #fff; border: none; padding: 15px; border-radius: 8px; font-size: 16px; font-weight: bold; cursor: pointer; transition: 0.2s; }
.btn-principal:hover { background: #1b5e20; }

.bottom-nav { position: fixed; bottom: 0; width: 100%; background: #fff; display: flex; justify-content: space-around; padding: 10px 0; border-top: 1px solid #ddd; box-shadow: 0 -2px 10px rgba(0,0,0,0.05); }
.nav-item { text-align: center; color: #888; font-size: 11px; text-decoration: none; display: flex; flex-direction: column; align-items: center; }
.nav-item span { font-size: 20px; margin-bottom: 2px; }
.nav-item.active { color: #2e7d32; font-weight: bold; }

.form-group { margin-bottom: 15px; }
.form-group label { display: block; font-size: 12px; color: #666; font-weight: bold; margin-bottom: 5px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px; border: 1px solid #ccc; border-radius: 8px; font-size: 15px; }

.input-busca { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 25px; font-size: 14px; margin-bottom: 15px; background: #fff; }

/* Lista de Clientes */
.cliente-item { display: flex; align-items: center; background: #fff; padding: 15px; margin: 0 20px 10px 20px; border-radius: 12px; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
.avatar { width: 45px; height: 45px; border-radius: 50%; background: #e8f5e9; color: #2e7d32; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 18px; margin-right: 15px; }
.info-cliente { flex: 1; display: flex; flex-direction: column; }
.info-cliente strong { font-size: 15px; color: #333; }
.info-cliente span { font-size: 12px; color: #888; }
.valor-cliente { text-align: right; display: flex; flex-direction: column; }
.valor-cliente strong { font-size: 15px; color: #333; }
.tag-status { font-size: 10px; font-weight: bold; padding: 2px 6px; border-radius: 4px; margin-top: 3px; }