/* ==========================================================================
   Seções — Dentro da Mala
   Estilos específicos para cada seção do index.html
   Inspirado na sofisticação e espaçamento generoso do BMW design system,
   adaptado para o universo editorial feminino de viagens/lifestyle.
   ========================================================================== */

/* ============================
   HERO / CONCEITO INICIAL
   ============================ */

.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--azul-principal);
  overflow: hidden;
}

/* Vídeo ou imagem de fundo */
.hero__media {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__media video,
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Overlay escuro sobre a mídia */
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    180deg,
    rgba(9, 30, 51, 0.55) 0%,
    rgba(9, 30, 51, 0.75) 100%
  );
}

/* Conteúdo do hero */
.hero__content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  padding: var(--space-4xl) var(--container-padding);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 700;
  color: var(--branco);
  margin-bottom: var(--space-lg);
  line-height: 1.05;
}

.hero__tagline {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--dourado-suave);
  margin-bottom: var(--space-2xl);
  font-style: italic;
  line-height: 1.5;
}

/* Indicador de scroll */
.hero__scroll {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: var(--dourado-suave);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero__scroll-icon {
  width: 24px;
  height: 36px;
  border: 2px solid var(--dourado-suave);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-icon::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background-color: var(--dourado-suave);
  border-radius: 2px;
  animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes scrollDot {
  0%, 100% { opacity: 1; top: 6px; }
  50% { opacity: 0.3; top: 16px; }
}

/* ============================
   CONCEITO
   ============================ */

.conceito {
  padding: var(--space-section) 0;
  background-color: var(--fundo);
}

.conceito__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.conceito__image {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.conceito__image img,
.conceito__image svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.conceito__text {
  max-width: 540px;
}

.conceito__text p {
  margin-bottom: var(--space-lg);
  line-height: 1.75;
}

/* Citação destacada */
.conceito__quote {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-style: italic;
  color: var(--dourado-principal);
  border-left: 3px solid var(--dourado-principal);
  padding-left: var(--space-lg);
  margin: var(--space-2xl) 0;
  line-height: 1.4;
}

/* ============================
   QUEM SOU (Apresentação)
   ============================ */

.quem-sou {
  padding: var(--space-section) 0;
  background-color: var(--branco);
}

.quem-sou__grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.quem-sou__photo {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.quem-sou__photo img,
.quem-sou__photo svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.quem-sou__text p {
  margin-bottom: var(--space-lg);
  line-height: 1.75;
}

.quem-sou__livro {
  background-color: var(--fundo);
  padding: var(--space-xl);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--dourado-principal);
  margin-top: var(--space-xl);
}

.quem-sou__livro h4 {
  font-family: var(--font-heading);
  color: var(--azul-principal);
  margin-bottom: var(--space-sm);
}

/* ============================
   LIVRO (Publicações)
   ============================ */

.livro {
  padding: var(--space-section) 0;
  background-color: var(--fundo);
}

.livro__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.livro-card {
  display: flex;
  gap: var(--space-xl);
  background: var(--branco);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.livro-card__cover {
  flex-shrink: 0;
  width: 160px;
  align-self: center;
}

.livro-card__cover img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.livro-card__info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.livro-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--azul-principal);
  margin-bottom: var(--space-xs);
  line-height: 1.3;
}

.livro-card__author {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--dourado-principal);
  margin-bottom: var(--space-md);
  font-weight: 500;
}

.livro-card__desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--texto);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.livro-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--azul-principal);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.livro-card__link::after {
  content: '\2192';
  transition: transform var(--transition-fast);
}

.livro-card__link:hover {
  color: var(--dourado-principal);
}

.livro-card__link:hover::after {
  transform: translateX(4px);
}

/* ============================
   ESTILO (Pilares da marca)
   ============================ */

.estilo {
  padding: var(--space-section) 0;
  background-color: var(--fundo);
}

.estilo__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

/* ============================
   HISTÓRIAS (Preview do Blog)
   ============================ */

.historias {
  padding: var(--space-section) 0;
  background-color: var(--branco);
}

.historias__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.historias__cta {
  text-align: center;
}

/* ============================
   SERVIÇOS
   ============================ */

.servicos {
  padding: var(--space-section) 0;
  background-color: var(--fundo);
}

.servicos__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

/* ============================
   NEWSLETTER
   ============================ */

.newsletter {
  padding: var(--space-section) 0;
  background-color: var(--azul-principal);
  color: var(--branco);
}

.newsletter .container {
  max-width: 700px;
  text-align: center;
}

.newsletter__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  color: var(--branco);
  margin-bottom: var(--space-md);
}

.newsletter__subtitle {
  font-size: var(--text-base);
  color: var(--dourado-suave);
  margin-bottom: var(--space-2xl);
  font-style: italic;
}

.newsletter__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-align: left;
}

.newsletter__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.newsletter .form-input {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--branco);
}

.newsletter .form-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter .form-input:focus {
  border-color: var(--dourado-principal);
  background-color: rgba(255, 255, 255, 0.15);
}

.newsletter .form-label {
  color: var(--dourado-suave);
}

.newsletter .form-checkbox__label {
  color: rgba(255, 255, 255, 0.7);
}

.newsletter .form-checkbox__label a {
  color: var(--dourado-suave);
  text-decoration: underline;
}

.newsletter__disclaimer {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  margin-top: var(--space-md);
  text-align: center;
}

/* ============================
   CONTATO
   ============================ */

.contato {
  padding: var(--space-section) 0;
  background-color: var(--branco);
}

.contato__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  margin-top: var(--space-2xl);
}

.contato__info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contato__info p {
  margin-bottom: var(--space-xl);
  line-height: 1.75;
}

/* Redes sociais */
.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--linha);
  color: var(--azul-medio);
  transition: all var(--transition-base);
}

.social-links__link:hover {
  background-color: var(--dourado-principal);
  border-color: var(--dourado-principal);
  color: var(--branco);
}

.social-links__link svg {
  width: 20px;
  height: 20px;
}

/* ============================
   RODAPÉ
   ============================ */

.main-footer {
  background-color: var(--azul-principal);
  color: rgba(255, 255, 255, 0.7);
  padding-top: var(--space-3xl);
  margin-top: auto;
}

.main-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-3xl);
}

.main-footer__brand {
  max-width: 280px;
}

.main-footer__logo {
  margin-bottom: var(--space-md);
}

.footer-logo__img {
  height: 72px;
  width: auto;
}

.main-footer__desc {
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.main-footer__heading {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--dourado-principal);
  margin-bottom: var(--space-lg);
}

.main-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.main-footer__links a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.main-footer__links a:hover {
  color: var(--dourado-suave);
}

/* Linha divisória */
.main-footer__divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Bloco de políticas */
.main-footer__policies {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
  font-family: var(--font-ui);
  font-size: 0.875rem;
}

.main-footer__policies a {
  color: rgba(255, 255, 255, 0.6);
}

.main-footer__policies a:hover {
  color: var(--dourado-suave);
}

.main-footer__policies span {
  color: rgba(255, 255, 255, 0.3);
}

/* Copyright */
.main-footer__copy {
  text-align: center;
  padding: var(--space-lg) 0;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--azul-claro);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ============================
   ANIMAÇÕES ON-SCROLL (reveal)
   ============================ */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay para efeito escalonado em grids */
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }