/* ============================
   Freela – CSS específico
   Compatível com base.css + dark mode
============================ */

/* Cabeçalho da ferramenta */
.header {
  max-width: 720px;
  margin: 0 auto var(--space-lg);
}

.header h1 {
  margin: 0 0 var(--space-sm);
  font-size: 1.75rem;
}

.subtitle {
  margin: 0 0 var(--space-sm);
  font-size: 1rem;
  color: var(--muted);
}

/* ============================
   Seletor de modo
============================ */

.mode-selector {
  max-width: 720px;
  margin: 0 auto var(--space-lg);
  display: flex;
  gap: var(--space-sm);
}

/* ============================
   Área principal
============================ */

.calculator {
  max-width: 720px;
  margin: 0 auto var(--space-xl);
}

/* ============================
   Modos (ESSENCIAL)
============================ */

.calc-mode {
  display: none;
}

.calc-mode.active {
  display: block;
}

/* ============================
   Card
============================ */

.calc-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* ============================
   Campos
============================ */

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field label {
  font-weight: 600;
  font-size: 0.9rem;
}

.field input,
.field select {
  padding: 10px 12px;
  font-size: 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  transition: all var(--transition-fast);
}

.field input:hover,
.field select:hover {
  border-color: color-mix(in srgb, var(--primary) 40%, var(--border));
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
}

.field small {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

/* ============================
   Resultado
============================ */

.result {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: color-mix(in srgb, var(--primary) 5%, var(--card));
  border: 1px solid color-mix(in srgb, var(--primary) 20%, var(--border));
  border-radius: 10px;
}

.result-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 4px;
}

.result-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.result-details {
  display: flex;
  gap: var(--space-md);
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* ============================
   Mensagens
============================ */

.message {
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 8px;
  line-height: 1.4;
}

.message.info {
  background: transparent;
  color: var(--muted);
  border: none;
  padding: 0;
}

.message.warning {
  background: color-mix(in srgb, #f59e0b 10%, var(--card));
  color: #b45309;
  border: 1px solid color-mix(in srgb, #f59e0b 30%, var(--border));
}

.message.success {
  background: color-mix(in srgb, #10b981 10%, var(--card));
  color: #047857;
  border: 1px solid color-mix(in srgb, #10b981 30%, var(--border));
}

/* ============================
   Contexto
============================ */

.context {
  max-width: 720px;
  margin: 0 auto var(--space-xl);
  padding: var(--space-lg);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.context h2 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  font-weight: 700;
}

.context p {
  margin-bottom: var(--space-sm);
  color: var(--muted);
  line-height: 1.6;
}

.context ul {
  padding-left: 18px;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.context li {
  color: var(--text);
  line-height: 1.6;
}

.context li::marker {
  color: var(--primary);
}

/* ============================
   Mobile
============================ */

@media (max-width: 768px) {
  .mode-selector {
    flex-direction: column;
  }

  .calc-card {
    padding: var(--space-md);
  }

  .result-value {
    font-size: 1.4rem;
  }

  .result-details {
    flex-direction: column;
    gap: 4px;
  }
}