/* ==========================================================================
   Componentes — Dentro da Mala
   Botões, cards, formulários, navegação e outros elementos reutilizáveis.
   ========================================================================== */

/* ============================
   BOTÕES
   ============================ */

/* Botão primário (dourado) — usado nos CTAs principais */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 14px 32px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background-color: var(--dourado-principal);
  color: var(--azul-principal);
  border-color: var(--dourado-principal);
}

.btn-primary:hover {
  background-color: var(--dourado-escuro);
  border-color: var(--dourado-escuro);
  color: var(--branco);
}

/* Botão secundário (contorno) */
.btn-secondary {
  background-color: transparent;
  color: var(--azul-principal);
  border-color: var(--azul-principal);
}

.btn-secondary:hover {
  background-color: var(--azul-principal);
  color: var(--branco);
}

/* Botão sobre fundo escuro */
.btn-on-dark {
  background-color: var(--dourado-principal);
  color: var(--azul-principal);
  border-color: var(--dourado-principal);
}

.btn-on-dark:hover {
  background-color: var(--dourado-suave);
  border-color: var(--dourado-suave);
}

/* Link estilo "SAIBA MAIS ›" — inspirado no padrão BMW */
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--dourado-escuro);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.btn-text::after {
  content: '›';
  font-size: 1.3em;
  transition: transform var(--transition-fast);
}

.btn-text:hover {
  color: var(--dourado-principal);
}

.btn-text:hover::after {
  transform: translateX(4px);
}

/* ============================
   NAVEGAÇÃO PRINCIPAL
   ============================ */

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  background-color: rgba(247, 243, 235, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
  height: 110px;
}

.main-header.scrolled {
  background-color: rgba(247, 243, 235, 0.98);
  box-shadow: var(--shadow-sm);
}

.main-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
}

.logo__img {
  height: 96px;
  width: auto;
}

/* Logo decorativo de seção */
.section-logo {
  display: block;
  height: 64px;
  width: auto;
  margin: 0 auto var(--space-md);
  opacity: 0.18;
}

/* Menu desktop */
.main-nav__list {
  display: flex;
  gap: var(--space-xl);
}

.main-nav__link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--azul-medio);
  letter-spacing: 0.3px;
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.main-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--dourado-principal);
  transition: width var(--transition-base);
}

.main-nav__link:hover,
.main-nav__link[aria-current="page"] {
  color: var(--azul-principal);
}

.main-nav__link:hover::after,
.main-nav__link[aria-current="page"]::after {
  width: 100%;
}

/* Botão hambúrguer (mobile) */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--azul-principal);
  transition: all var(--transition-base);
  transform-origin: center;
}

/* Estado aberto do hambúrguer */
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================
   CARDS
   ============================ */

.card {
  background-color: var(--branco);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* Card de blog */
.card-blog {
  border-radius: var(--radius-md);
}

.card-blog__image {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.card-blog__image img,
.card-blog__image svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card-blog:hover .card-blog__image img,
.card-blog:hover .card-blog__image svg {
  transform: scale(1.05);
}

.card-blog__body {
  padding: var(--space-lg);
}

.card-blog__category {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--dourado-principal);
  margin-bottom: var(--space-xs);
}

.card-blog__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--azul-principal);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.card-blog__meta {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--azul-claro);
  margin-bottom: var(--space-sm);
}

.card-blog__excerpt {
  font-size: var(--text-sm);
  color: var(--texto);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

/* Card de serviço */
.card-service {
  padding: var(--space-xl);
  text-align: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--linha);
}

.card-service:hover {
  border-color: var(--dourado-principal);
}

.card-service__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  color: var(--dourado-principal);
}

.card-service__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--azul-principal);
  margin-bottom: var(--space-sm);
}

.card-service__text {
  font-size: var(--text-sm);
  color: var(--texto);
  line-height: 1.6;
}

/* Card de pilar (seção Estilo) */
.card-pilar {
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  background-color: var(--branco);
  border-radius: var(--radius-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card-pilar:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card-pilar__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  color: var(--dourado-principal);
}

.card-pilar__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  color: var(--azul-principal);
  margin-bottom: var(--space-sm);
}

.card-pilar__text {
  font-size: var(--text-base);
  color: var(--texto);
  line-height: 1.65;
}

/* ============================
   FORMULÁRIOS
   ============================ */

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

.form-label {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--azul-principal);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px var(--space-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--texto);
  background-color: var(--branco);
  border: 1px solid var(--linha);
  border-radius: 0;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--dourado-principal);
  box-shadow: 0 0 0 3px rgba(198, 163, 90, 0.15);
  outline: none;
}

.form-input.error,
.form-textarea.error {
  border-color: var(--erro);
}

.form-error {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--erro);
  margin-top: var(--space-xxs);
  display: none;
}

.form-error.visible {
  display: block;
}

.form-textarea {
  min-height: 150px;
}

/* Honeypot anti-spam — invisível para usuários */
.form-honey {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

/* Checkbox customizado */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--dourado-principal);
  flex-shrink: 0;
}

.form-checkbox__label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--texto);
  line-height: 1.4;
}

/* ============================
   LIVE REGION (feedback de formulários)
   ============================ */

.form-status {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  margin-top: var(--space-md);
  display: none;
}

.form-status.success {
  display: block;
  background-color: rgba(34, 197, 94, 0.1);
  color: #166534;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-status.error {
  display: block;
  background-color: rgba(220, 38, 38, 0.1);
  color: #991b1b;
  border: 1px solid rgba(220, 38, 38, 0.3);
}