:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --ink: #1c2530;
  --muted: #6b7686;
  --brand: #1f6f54;
  --brand-dark: #16513d;
  --warn: #b5482a;
  --border: #e2e6ea;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.hidden { display: none !important; }
.screen { min-height: 100vh; }

#login-screen { display: flex; align-items: center; justify-content: center; }

.login-card {
  background: var(--card);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  width: 100%;
  max-width: 360px;
}
.login-card h1 { margin: 0 0 0.25rem; font-size: 1.4rem; }
.subtitle { color: var(--muted); margin: 0 0 1.5rem; }

label { display: block; font-size: 0.85rem; margin: 0.75rem 0 0.25rem; color: var(--muted); }

input[type=email], input[type=password], input[type=text], input[type=number], select, textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  margin-bottom: 0.5rem;
}

button {
  cursor: pointer;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
}

.login-card button[type=submit] {
  width: 100%; margin-top: 1.5rem; padding: 0.7rem;
  background: var(--brand); color: white; font-weight: 600;
}
.erro { color: var(--warn); font-size: 0.85rem; min-height: 1.2em; margin-top: 0.75rem; }

header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem; background: var(--card); border-bottom: 1px solid var(--border);
}
header h1 { font-size: 1.2rem; margin: 0; }
.link { background: none; color: var(--muted); text-decoration: underline; padding: 0.25rem; }

.tabs {
  display: flex; gap: 0.25rem; padding: 0.75rem 1.5rem 0;
  background: var(--card); border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.tab-btn {
  background: none; padding: 0.6rem 1rem; color: var(--muted); font-weight: 600;
  border-bottom: 3px solid transparent;
}
.tab-btn.active { color: var(--brand); border-bottom-color: var(--brand); }

main { padding: 1.5rem; max-width: 900px; margin: 0 auto; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 1.25rem; margin-bottom: 1rem;
}
h2 { font-size: 1.05rem; margin: 1.5rem 0 0.75rem; }
h2:first-child { margin-top: 0; }

.btn-primario { background: var(--brand); color: white; padding: 0.6rem 1.2rem; font-weight: 600; margin: 0.5rem 0.5rem 0.5rem 0; }
.btn-secundario { background: #e2e6ea; color: var(--ink); padding: 0.6rem 1.2rem; font-weight: 600; margin: 0.5rem 0.5rem 0.5rem 0; }
.btn-warn { background: var(--warn); color: white; padding: 0.5rem 1rem; font-weight: 600; }

.atalhos-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0.75rem; margin-bottom: 1.5rem;
}
.atalho-btn {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 1.25rem 1rem; font-weight: 600; text-align: left; font-size: 0.95rem;
}
.atalho-btn:hover { border-color: var(--brand); }

.lanc-item {
  border-bottom: 1px solid var(--border); padding: 0.75rem 0; display: flex; justify-content: space-between; gap: 1rem;
}
.lanc-item:last-child { border-bottom: none; }
.lanc-valor { font-weight: 700; white-space: nowrap; }
.lanc-valor.entrada { color: var(--brand); }
.lanc-valor.saida { color: var(--warn); }

.tag { display: inline-block; font-size: 0.7rem; font-weight: 700; padding: 0.1rem 0.5rem; border-radius: 999px; margin-right: 0.4rem; }
.tag.previsto { background: #fdf1d6; color: #a3781a; }
.tag.confirmado { background: #e9f4ed; color: #2e7d4f; }
.tag.pendencia { background: #fde3dc; color: #b5482a; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }