/* ==========================================================================
   Ajudo — Calculadora de Horas (estilos específicos)
   Abas + campos + resultado ao vivo. Base de página em ferramenta.css.
   ========================================================================== */

.ch-tool { max-width: 760px; margin-top: 8px; }

/* Abas */
.ch-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.ch-tab {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--card);
  border: 1.5px solid var(--line-strong);
  border-radius: 999px;
  padding: 9px 16px;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.ch-tab:hover { color: var(--ink); border-color: var(--ink); }
.ch-tab.is-active { color: var(--paper); background: var(--green-deep); border-color: var(--green-deep); }

/* Card */
.ch-card {
  background: var(--card);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop), var(--shadow-md);
  padding: clamp(22px, 4vw, 32px);
}
.ch-panel[hidden] { display: none; }

/* Campos lado a lado */
.ch-fields {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
}
.ch-fields .field { flex: 1 1 140px; min-width: 0; }
.ch-field-op { flex: 0 0 130px; }

.ch-card input[type="text"],
.ch-card select {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--paper-deep);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 11px 14px;
}
.ch-card input[type="text"] { text-align: center; }
.ch-card input:focus, .ch-card select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(63, 125, 94, 0.15);
}

/* Resultado */
.ch-result {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1.5px dashed var(--line);
  font-size: 1.05rem;
  color: var(--ink-soft);
  min-height: 2.4em;
}
.ch-result strong {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  font-weight: 700;
  color: var(--green-deep);
}
.ch-result .ch-sub { display: block; font-size: 0.84rem; color: var(--ink-soft); margin-top: 4px; }
.ch-muted { color: var(--ink-soft); opacity: 0.7; font-size: 0.95rem; }

/* Ações */
.ch-actions { display: flex; align-items: center; gap: 14px; margin-top: 22px; }
.ch-hint { font-size: 0.85rem; color: var(--green-deep); font-weight: 600; }

@media (max-width: 560px) {
  .ch-tab { flex: 1 1 auto; text-align: center; }
  .ch-field-op { flex: 1 1 100%; }
}