/* ============================================================
   MILHÃ AUTOMAÇÃO — COMPONENTES
   ------------------------------------------------------------
   Botões, modal de orçamento e elementos de formulário.
   ============================================================ */

/* ---------------- BOTÕES ----------------
   Borda de 2px fixa + inversão de cor no hover: a ideia remete
   a uma chave/interruptor — um pequeno gesto de marca alinhado
   ao universo elétrico da empresa, sem exagero. */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8em 1.4em;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-accent {
  background: var(--yellow-safety);
  color: var(--blue-deep);
  border-color: var(--blue-deep);
}

.btn-accent:hover {
  background: var(--blue-deep);
  color: var(--yellow-safety);
}

.btn-outline {
  background: transparent;
  color: var(--blue-deep);
  border-color: var(--blue-deep);
}

.btn-outline:hover {
  background: var(--blue-deep);
  color: var(--white);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-outline-light:hover {
  background: var(--white);
  color: var(--blue-deep);
  border-color: var(--white);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
}

.btn-sm {
  padding: 0.6em 1.1em;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 0.95em 1.7em;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ---------------- MODAL DE ORÇAMENTO ---------------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
  background: rgba(8, 24, 42, 0.6);
  backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: relative;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  border-top: 4px solid var(--yellow-safety);
  padding: var(--space-lg) var(--space-md) var(--space-md);
  box-shadow: var(--shadow-lg);
  transform: translateY(12px) scale(0.98);
  transition: transform var(--transition-base);
}

.modal-overlay.is-open .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--graphite);
  transition: background var(--transition-fast);
}

.modal-close:hover {
  background: var(--line);
}

.modal h3 {
  padding-right: var(--space-xl);
  margin-bottom: var(--space-3xs);
}

.modal > p {
  font-size: 0.94rem;
  margin-bottom: var(--space-md);
}

.form-group {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--graphite);
  margin-bottom: 0.35em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7em 0.85em;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--graphite);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-signal);
  outline: none;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235B6A7C' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75em center;
  background-size: 16px;
  padding-right: 2.3em;
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.radio-option {
  display: flex !important;
  align-items: center;
  gap: 0.4em;
  font-size: 0.9rem;
  font-weight: 500 !important;
  color: var(--color-text-muted) !important;
  padding: 0.5em 0.85em;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.radio-option input {
  width: auto;
  accent-color: var(--blue-deep);
}

.radio-option:has(input:checked) {
  border-color: var(--blue-deep);
  color: var(--blue-deep) !important;
}

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}