/* Mantém o mesmo tema global da home */
:root {
  --input-bg: rgba(255, 255, 255, 0.1);
  --button-bg: rgba(255, 255, 255, 0.1);
  --button-bg-hover: rgba(255, 255, 255, 0.3);
}

.light {
  --input-bg: rgba(0, 0, 0, 0.05);
  --button-bg: rgba(0, 0, 0, 0.05);
  --button-bg-hover: rgba(0, 0, 0, 0.15);
}

body {
  background: var(--bg-url) no-repeat top center/cover;
  font-family: "Inter", sans-serif;
  color: var(--text-color);
  min-height: 100vh;
}

#tariff-container {
  background: var(--surface-color);
  border: 1px solid var(--stroke-color);
  border-radius: 12px;
  padding: 24px;
  margin-top: 24px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

h2 {
  text-align: center;
  margin-bottom: 20px;
}

#topics p {
  margin-bottom: 8px;
  font-size: 14px;
}

.destaque {
  font-weight: bold;
  text-decoration: none;
  color: var(--text-color);
}

fieldset {
  border: 1px solid var(--stroke-color);
  border-radius: 8px;
  padding: 12px;
  margin-top: 20px;
  background: var(--surface-color);
}

.botao {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: var(--button-bg);
  border: 1px solid var(--stroke-color);
  border-radius: 8px;
  color: var(--text-color);
  padding: 10px 16px;
  margin-top: 10px;
  cursor: pointer;
  font-weight: 500;
  text-transform: uppercase;
  transition: background 0.2s, transform 0.2s;
}

.botao:hover {
  background: var(--button-bg-hover);
  transform: scale(1.05);
}

input {
  background: var(--input-bg);
  border: 1px solid var(--stroke-color);
  border-radius: 4px;
  padding: 6px;
  color: var(--text-color);
}

#resultado {
  margin-top: 24px;
  font-weight: bold;
  white-space: pre-line;
}

footer {
  margin-top: 40px;
  text-align: center;
  font-size: 14px;
}