body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: linear-gradient(180deg, #071229 0%, #071a2a 100%);
  margin: 0;
  color: #e6eef6;
}

.login-container {
  background: #0b1220;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  text-align: center;
  width: 300px;
}

.login-container h2 {
  margin-bottom: 20px;
  color: #10b981;
}

input {
  display: block;
  margin: 10px auto;
  padding: 10px;
  width: 90%;
  border: 1px solid #333;
  border-radius: 8px;
  background: #111827;
  color: #fff;
  outline: none;
}

input::placeholder {
  color: #9ca3af;
}



:root {
  font-family: Inter, system-ui, Arial;
  --bg: #ffffff; /* fundo branco */
  --card: #f9fafb; /* fundo suave para o card */
  --accent: #10b981; /* verde destaque */
  --muted: #6b7280; /* cinza mais visível no branco */
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: #111827;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.app {
  width: 100%;
  max-width: 820px;
  background: var(--card);
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

h1 {
  margin: 0 0 12px;
  font-size: 22px;
  color: #111827;
}

.step {
  display: none;
}

.step.active {
  display: block;
}

.grid {
  display: grid;
  gap: 12px;
}

.buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Botões principais */
button.big {
  padding: 14px 18px;
  border-radius: 10px;
  border: 0;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
  transition: 0.2s ease;
}

button.big:hover {
  background: #0ea271;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

button.big:active {
  transform: scale(0.97);
}

/* Botões de opção */
.option {
  background: #ffffff;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #d1d5db;
  cursor: pointer;
  transition: 0.2s ease;
  color: #111827;
}

.option:hover {
  border-color: var(--accent);
  background: #f0fdf4;
}

.option.selected {
  outline: 2px solid rgba(16, 185, 129, 0.3);
  border-color: var(--accent);
  background: #ecfdf5;
  color: #065f46;
}

input[type=text],
select {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #fff;
  color: #111827;
}

.top-row {
  display: flex;
  gap: 12px;
  align-items: center;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.report {
  background: #f9fafb;
  padding: 12px;
  border-radius: 10px;
  margin-top: 12px;
  border: 1px solid #e5e7eb;
}

.controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
}

.small {
  font-size: 13px;
  color: var(--muted);
}

.hidden {
  display: none;
}

.footer {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end;
}

button#login-btn {
  width: 100%;
  padding: 14px;
  margin-top: 10px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(90deg, #10b981, #0ea271);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

button#login-btn:hover {
  background: linear-gradient(90deg, #0ea271, #10b981);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.5);
}

button#login-btn:active {
  transform: scale(0.97);
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.3);
}

@media(max-width:600px) {
  .top-row {
    flex-direction: column;
    align-items: stretch;
  }
}