:root{color:#1b1b1b;background:#fff;font-family:system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}main{max-width:480px;margin:0 auto;padding:16px}header{justify-content:space-between;align-items:baseline;display:flex}h1{margin:0 0 8px;font-size:1.4rem}form{gap:12px;display:grid}input{border:1px solid #bbb;border-radius:8px;width:100%;padding:12px;font-size:1.1rem}.valor{text-align:right;font-variant-numeric:tabular-nums;font-size:2rem}.segmentos{grid-template-columns:1fr 1fr;gap:8px;display:grid}button{color:#1f6f4a;background:#fff;border:1px solid #1f6f4a;border-radius:8px;padding:12px;font-size:1rem}button.ativo,.salvar{color:#fff;background:#1f6f4a}.salvar{padding:16px;font-size:1.2rem}.salvar:disabled{opacity:.4}.ok{color:#1f6f4a}.alerta{color:#a33}.miudo{color:#555;padding-left:18px;font-size:.85rem}