/* ---------------------------------------------------
   Caminho das Finanças — Global Stylesheet
   Revisão: novembro/2025
   Notas:
   - Tema escuro por padrão
   - Suporte completo ao modo claro
   - Ajustes de contraste, tabelas e radios
--------------------------------------------------- */

/* ---------- Root variables (Dark theme by default) ---------- */
:root {
  --color-bg: #0b1020;
  --color-text: #e7ecf3;
  --color-blue: #3b82f6;
  --color-green: #22c55e;
  --color-card: #141a30;
  --color-border: #1e253f;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  --radius: 12px;
  --transition: 0.3s ease;
  --font-main: "Inter", "Roboto", system-ui, sans-serif;

  /* Variáveis extras para temas */
  --bg-secondary: #141a30;
  --bg-light: #ffffff;
  --text-dark: #0b1020;
  --accent-blue: #3b82f6;
}

/* ---------- Light theme override ---------- */
body.light {
  --color-bg: #f4f7fb;
  --color-text: #0b1020;
  --color-card: #ffffff;
  --color-border: #d5d8e0;
  --shadow: 0 3px 8px rgba(0, 0, 0, 0.08);
}

/* ---------- Global reset ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  scroll-behavior: smooth;
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.25rem;
  box-shadow: var(--shadow);
  z-index: 10;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.05rem;
}

/* ---------- Tema claro/escuro (botão) ---------- */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
  transition: transform var(--transition), color var(--transition);
}

.theme-toggle:hover {
  transform: scale(1.1);
  color: var(--color-blue);
}

/* ---------- Main content ---------- */
.main {
  margin-top: 70px;
  padding: 2rem 1rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: 1.8rem;
  color: var(--color-blue);
}

.hero .slogan {
  margin-top: 0.5rem;
  font-size: 1.1rem;
  opacity: 0.85;
}

/* ---------- Cards section ---------- */
.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-bottom: 2rem;
}

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: var(--shadow);
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
  transition: background var(--transition), transform var(--transition);
}

.card:hover {
  background: var(--color-blue);
  color: #fff;
  transform: translateY(-4px);
}

.card.disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* ---------- About section ---------- */
.about {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  line-height: 1.6;
  box-shadow: var(--shadow);
}

/* ---------- Footer ---------- */
.footer {
  margin-top: 3rem;
  padding: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-card);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.2rem;
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-green);
}

/* ---------- Inputs & buttons for calculators ---------- */
input,
select,
button {
  font-family: var(--font-main);
  font-size: 1rem;
}

/* Inputs e selects */
input,
select {
  width: 100%;
  padding: 0.6rem 0.8rem;
  margin: 0.3rem 0 1rem 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-card);
  color: var(--color-text);
  transition: background 0.3s, color 0.3s, border 0.3s;
}

body.light input,
body.light select {
  background: #ffffff;
  color: #0b1020;
  border-color: #d0d5dd;
}

/* Buttons */
button {
  background: var(--color-blue);
  color: #fff;
  border: none;
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

button:hover {
  background: var(--color-green);
  transform: translateY(-2px);
}

/* ---------- Result blocks ---------- */
.result-block {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-top: 1rem;
  box-shadow: var(--shadow);
}

.result-block h3 {
  color: var(--color-green);
  margin-bottom: 0.5rem;
}

/* ---------- Tabela de resultados ---------- */
.result-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.95rem;
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-card);
  color: var(--color-text);
  transition: background 0.3s, color 0.3s;
}

.result-table th,
.result-table td {
  border: 1px solid var(--color-border);
  padding: 8px 10px;
  text-align: center;
}

.result-table th {
  background-color: var(--color-border);
  font-weight: 600;
  color: var(--color-blue);
}

.result-table tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.03);
}

body.light .result-table tr:nth-child(even) {
  background-color: rgba(0, 0, 0, 0.03);
}

.result-table tr:hover {
  background-color: rgba(59, 130, 246, 0.1);
  transition: background-color 0.2s ease;
}

/* ---------- Radios “Sim / Não” ---------- */
.radio-group {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.radio-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 0.95rem;
  white-space: nowrap;
}

.radio-group input[type="radio"] {
  accent-color: var(--color-blue);
  transform: scale(1.15);
}

/* ---------- Disclaimer box ---------- */
.disclaimer-box {
  margin-top: 1rem;
  padding: 1rem;
  border-left: 4px solid var(--accent-blue);
  background: var(--bg-secondary);
  color: var(--color-text);
  border-radius: 8px;
  line-height: 1.5;
  transition: background 0.3s, color 0.3s;
}

body.light .disclaimer-box {
  background: var(--bg-light);
  color: var(--text-dark);
  border-left-color: var(--accent-blue);
}