/* =====================================================
   BELLOSOM APARELHOS AUDITIVOS — Landing Page
   Mobile-first. Estilo luxury minimalist.
   Paleta oficial da marca em variáveis.
   ===================================================== */

:root {
  --color-purple-main: #4A2050;
  --color-wine: #7B3163;
  --color-purple-action: #9F58B1;
  --color-lilac-medium: #C198CB;
  --color-lilac-light: #DDBFE5;
  --color-bg-soft: #F7F1F8;
  --color-green-cta: #03A85A;
  --color-white: #FFFFFF;
  --color-gray-dark: #2A2A2A;
  --color-gray-medium: #6B6B6B;

  --font-heading: "Playfair Display", Georgia, serif;
  --font-base: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --container-width: 1140px;
  --radius: 4px;
}

/* ---------- Reset básico ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-gray-dark);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}
h1, h2 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-purple-main);
  line-height: 1.15;
  margin: 0 0 .5em;
}
h3 {
  font-weight: 600;
  color: var(--color-purple-main);
  margin: 0 0 .3em;
  font-size: 1.05rem;
}
h1 { font-size: clamp(1.9rem, 5vw + .5rem, 3.1rem); }
h2 { font-size: clamp(1.5rem, 3vw + .5rem, 2.1rem); }
p { margin: 0 0 1em; }
a { color: var(--color-purple-action); text-decoration: none; }
ul, ol { padding: 0; margin: 0; list-style: none; }
img, svg { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- Botões / CTAs ---------- */
.btn {
  display: inline-block;
  padding: .9rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  text-align: center;
  border: 1px solid transparent;
  transition: opacity .15s ease;
  white-space: nowrap;
}
.btn:hover { opacity: .85; }

/* Verde reservado exclusivamente para o CTA principal (orçamento) */
.btn--primary {
  background: var(--color-green-cta);
  color: var(--color-white);
}

/* CTA secundário (WhatsApp): nunca verde — usa roxo de ação */
.btn--outline {
  background: transparent;
  border-color: var(--color-purple-action);
  color: var(--color-purple-action);
}
.btn--outline:hover { background: var(--color-purple-action); color: var(--color-white); }

.btn--link {
  background: none;
  border: none;
  color: var(--color-purple-main);
  text-decoration: underline;
  text-transform: none;
  letter-spacing: normal;
  padding: .9rem .3rem;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin: 1.5rem 0;
}
.cta-group .btn { flex: 1 1 auto; }

/* Variante: CTAs com largura natural (não esticam para preencher a linha) */
.cta-group--inline { align-items: center; }
.cta-group--inline .btn { flex: 0 1 auto; }

.trust-line {
  font-size: .8rem;
  letter-spacing: .03em;
  color: var(--color-gray-medium);
}

/* ---------- Seções ---------- */
.section { padding: clamp(2.75rem, 8vw, 5.5rem) 0; }
.section--light { background: var(--color-white); }
.section--soft { background: var(--color-bg-soft); }
.section--dark {
  background: var(--color-purple-main);
  color: var(--color-white);
}
.section--dark h2 { color: var(--color-white); }
.section--dark p { color: var(--color-lilac-light); }

.section__label {
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .75rem;
  color: var(--color-purple-action);
  margin: 0 0 1.1rem;
}
.section__lead {
  color: var(--color-gray-medium);
  max-width: 560px;
}

/* Eixo central: títulos das seções autônomas alinhados ao centro.
   Atinge apenas filhos diretos de .container — seções "split" (hero,
   autoridade) têm o título aninhado e permanecem alinhados à esquerda. */
.section > .container > h2,
.section > .container > .section__label,
.section > .container > .section__lead {
  text-align: center;
}
.section > .container > .section__lead {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-lilac-light);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .7rem 1.25rem;
}
.site-header__brand {
  display: flex;
  align-items: center;
  gap: .55rem;
  white-space: nowrap;
}
.site-header__logo-img { height: 30px; width: auto; }
.site-header__logo-sub {
  display: none;
  font-family: var(--font-base);
  font-weight: 400;
  font-size: .65rem;
  letter-spacing: .03em;
  color: var(--color-gray-medium);
}
.site-header__actions { display: flex; align-items: center; gap: 1rem; }
.site-header__phones { display: none; flex-direction: column; line-height: 1.15; }
.site-header__phone {
  color: var(--color-purple-main);
  font-weight: 700;
  font-size: 1.15rem;
  white-space: nowrap;
}
.site-header .btn { padding: .6rem 1.1rem; font-size: .72rem; }

/* ---------- Hero ---------- */
.hero {
  display: flex;
  align-items: center;
  min-height: 80vh;
  background-image: linear-gradient(135deg, rgba(74, 32, 80, .78) 0%, rgba(74, 32, 80, .55) 45%, rgba(123, 49, 99, .28) 100%),
    url("../img/aparelhos/Rexton_BiCore-Rugged_man-blue-shirt_back_1600x1067.jpg");
  background-size: cover;
  background-position: 60% 28%;
  padding: clamp(3rem, 12vw, 6rem) 0;
}
.hero__content { max-width: 600px; }
.hero h1 { color: var(--color-white); }
.hero__subtitle { font-size: 1.05rem; color: var(--color-white); max-width: 32rem; }
.hero .trust-line { color: var(--color-lilac-light); }
.hero .btn--outline { border-color: var(--color-white); color: var(--color-white); }
.hero .btn--outline:hover { background: var(--color-white); color: var(--color-purple-main); }

/* ---------- Vitrine de produtos (faixa full-width clara) ---------- */
.product-showcase {
  background: var(--color-white);
  padding: clamp(2.75rem, 7vw, 4.5rem) 0;
}
.product-showcase__label {
  text-align: center;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .72rem;
  color: var(--color-purple-action);
  margin: 0 0 .5rem;
}
.product-showcase__title {
  text-align: center;
  color: var(--color-purple-main);
  margin: 0 0 .5rem;
}
.product-showcase__lead {
  text-align: center;
  color: var(--color-gray-dark);
  max-width: 42rem;
  margin: 0 auto 2.25rem;
}
/* Imagem da linha completa (fundo branco) */
.product-lineup {
  margin: 0 auto 2.5rem;
  max-width: 900px;
  text-align: center;
}
.product-lineup img {
  width: 100%;
  height: auto;
  background: var(--color-white);
  border: 1px solid var(--color-lilac-light);
  border-radius: var(--radius);
}
.product-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}
.product-card {
  margin: 0;
  text-align: center;
}
/* Fotos de estúdio apresentadas como tiles brancos com borda sutil */
.product-card img {
  width: 100%;
  height: auto;
  background: var(--color-white);
  border: 1px solid var(--color-lilac-light);
  border-radius: var(--radius);
}
.product-card figcaption {
  margin-top: .7rem;
  font-size: .82rem;
  font-weight: 600;
  color: var(--color-purple-main);
  letter-spacing: .03em;
}

/* ---------- Faixa lifestyle (uso no dia a dia) ---------- */
.lifestyle-band { padding: clamp(2.5rem, 7vw, 4.5rem) 0; background: var(--color-white); }
.lifestyle-band__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: center;
}
.lifestyle-band__media { margin: 0; }
.lifestyle-band__media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  display: block;
}
.lifestyle-band__text h2 { margin-bottom: .75rem; }
.lifestyle-band__text p { color: var(--color-gray-dark); margin-bottom: 1.5rem; }

/* ---------- Cards genéricos em grid ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: 1.5rem 1.75rem;
  margin-top: 1.75rem;
}
.card-grid--testimonials {
  grid-template-columns: 1fr;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}

/* Lista de sintomas — editorial, sem ícones */
.symptom-list { margin: 1.5rem auto 0; max-width: 36rem; }
.symptom-list li {
  padding: .9rem 0;
  border-top: 1px solid var(--color-lilac-light);
  font-size: 1.05rem;
}
.symptom-list li:last-child { border-bottom: 1px solid var(--color-lilac-light); }

/* Lista de serviços — com marcador de check */
.services-list {
  margin: 1.75rem auto 0;
  max-width: 44rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: .25rem 2.5rem;
}
.services-list li {
  position: relative;
  padding: .9rem 0 .9rem 2rem;
  border-top: 1px solid var(--color-lilac-light);
  font-size: 1rem;
  line-height: 1.5;
}
.services-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: .9rem;
  color: var(--color-purple-action);
  font-weight: 700;
}

/* Cards informativos (aparelhos) */
.info-card {
  padding-top: .9rem;
  border-top: 2px solid var(--color-purple-action);
}
.info-card p { margin: 0; color: var(--color-gray-medium); }

/* Passos "Como funciona" */
.step-list { margin: 1.75rem auto 0; display: grid; gap: 1.4rem; max-width: 36rem; }

/* CTA abaixo dos passos */
.step-cta { margin-top: 2.5rem; text-align: center; }
.step-list li { display: flex; gap: 1rem; align-items: flex-start; }
.step-list__number {
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-purple-action);
}
.step-list h3 { margin-bottom: .15em; font-size: 1rem; }
.step-list p { margin: 0; color: var(--color-gray-medium); }

/* Depoimentos */
.testimonial-card {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--color-lilac-medium);
  color: var(--color-purple-main);
}
.testimonial-card p { font-family: var(--font-heading); font-style: italic; margin-bottom: .6rem; font-size: 1.05rem; }
.testimonial-card cite { font-style: normal; font-size: .85rem; color: var(--color-gray-medium); }

/* Layouts com mídia + conteúdo lado a lado */
.autoridade__inner {
  display: grid;
  gap: 2.5rem;
  align-items: stretch;
}
.autoridade__media { display: flex; margin: 0; }
.autoridade__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
}
.autoridade__inner > div:last-child {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.autoridade__credential {
  margin-top: -.4rem;
  font-size: .85rem;
  color: var(--color-gray-medium);
}

/* Geo */
.geo__address { margin: 1rem auto 1.5rem; color: var(--color-gray-medium); line-height: 1.8; font-style: normal; text-align: center; }
.geo__address a { color: var(--color-purple-main); font-weight: 600; }
.cta-group--inline { justify-content: center; }

/* ---------- FAQ ---------- */
.faq-list { margin: 1.5rem auto 0; display: grid; gap: 0; max-width: 40rem; }
.faq-item {
  border-top: 1px solid var(--color-lilac-medium);
  padding: 1rem 0;
}
.faq-list .faq-item:last-child { border-bottom: 1px solid var(--color-lilac-medium); }
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-purple-main);
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  float: right;
  font-weight: 400;
  color: var(--color-purple-action);
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin: .8rem 0 0; color: var(--color-gray-medium); }

/* ---------- Seção "Sua Audição" — cards temáticos ---------- */
.audicao-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2rem;
}
.audicao-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--color-lilac-medium);
  border-radius: var(--radius);
  background: var(--color-white);
  text-decoration: none;
  color: var(--color-gray-dark);
  transition: border-color .15s, box-shadow .15s;
}
.audicao-card:hover {
  border-color: var(--color-purple-action);
  box-shadow: 0 2px 12px rgba(74, 32, 80, .1);
  color: var(--color-gray-dark);
}
.audicao-card__body { flex: 1; }
.audicao-card__title {
  font-weight: 700;
  font-size: .95rem;
  color: var(--color-purple-main);
  margin: 0 0 .2rem;
}
.audicao-card__desc {
  font-size: .82rem;
  color: var(--color-gray-medium);
  margin: 0;
  line-height: 1.5;
}
.audicao-card__arrow {
  flex-shrink: 0;
  color: var(--color-purple-action);
  font-size: 1.1rem;
}

/* ---------- Páginas internas de conteúdo ---------- */
.content-hero {
  background: var(--color-purple-main);
  padding: clamp(2.5rem, 7vw, 4rem) 0;
}
.content-hero h1 {
  color: var(--color-white);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin-bottom: .5rem;
}
.content-hero__sub {
  color: var(--color-lilac-light);
  font-size: 1rem;
  margin: 0;
}
.content-breadcrumb {
  font-size: .78rem;
  color: var(--color-lilac-medium);
  margin: 0 0 1rem;
}
.content-breadcrumb a { color: var(--color-lilac-medium); }
.content-breadcrumb a:hover { color: var(--color-white); }

.content-body {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(2.5rem, 7vw, 4.5rem) 1.25rem;
}
.content-body h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.6rem);
  margin: 2rem 0 .75rem;
  color: var(--color-purple-main);
}
.content-body h2:first-child { margin-top: 0; }
.content-body p {
  color: var(--color-gray-dark);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.content-body ul {
  list-style: disc;
  padding-left: 1.4rem;
  margin-bottom: 1rem;
}
.content-body ul li {
  color: var(--color-gray-dark);
  line-height: 1.75;
  margin-bottom: .3rem;
}
.content-cta-box {
  background: var(--color-bg-soft);
  border-left: 4px solid var(--color-purple-action);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.5rem 1.75rem;
  margin: 2.5rem 0 0;
}
.content-cta-box p { margin-bottom: 1rem; font-weight: 600; color: var(--color-purple-main); }

.content-nav {
  border-top: 1px solid var(--color-lilac-light);
  padding-top: 2rem;
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.content-nav a {
  font-size: .82rem;
  color: var(--color-purple-action);
  text-decoration: underline;
}

/* ---------- CTA final ---------- */
.cta-final__inner { text-align: center; max-width: 38rem; margin: 0 auto; }
.cta-final .cta-group { justify-content: center; }
.cta-final .cta-group .btn { flex: 0 1 auto; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-purple-main);
  color: var(--color-lilac-light);
  padding: 3rem 0 2rem;
}
.site-footer a { color: var(--color-white); }
.site-footer__inner {
  display: grid;
  gap: 2.5rem;
}
.site-footer__logo-img { height: 32px; width: auto; margin-bottom: .9rem; }
.site-footer address { font-style: normal; line-height: 1.8; font-size: .88rem; }
.site-footer__social { display: flex; gap: 1.25rem; margin-top: 1.25rem; font-size: .88rem; }
.site-footer__legal {
  font-size: .75rem;
  opacity: .7;
  text-align: center;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(221, 191, 229, .2);
}
.site-footer__legal p { margin: 0 0 .3em; }

/* Sitemap */
.site-footer__nav-title {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-lilac-medium);
  margin: 0 0 .9rem;
}
.site-footer__sitemap ul { list-style: none; padding: 0; margin: 0; }
.site-footer__sitemap li { margin-bottom: .5rem; }
.site-footer__sitemap a {
  color: var(--color-lilac-light);
  font-size: .88rem;
  text-decoration: none;
  transition: color .15s;
}
.site-footer__sitemap a:hover { color: var(--color-white); }

/* ---------- Botão flutuante WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  bottom: calc(1rem + env(safe-area-inset-bottom));
  right: 1rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-purple-action);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(74, 32, 80, .35);
  z-index: 60;
}
.whatsapp-float svg { position: relative; z-index: 1; }
.whatsapp-float__ping {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--color-purple-action);
  animation: whatsapp-pulse 2.2s ease-out infinite;
}
@keyframes whatsapp-pulse {
  0% { transform: scale(1); opacity: .55; }
  100% { transform: scale(1.9); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-float__ping { animation: none; }
}

/* =====================================================
   BREAKPOINTS — mobile-first
   ===================================================== */

/* CTAs em coluna apenas nas telas muito estreitas */
@media (max-width: 420px) {
  .cta-group { flex-direction: column; }
  .cta-group .btn { flex: 1 1 100%; }
}

@media (min-width: 560px) {
  .site-header__logo-sub { display: block; }
}

@media (min-width: 768px) {
  .site-header__phones { display: flex; }
  .site-header .btn { padding: .8rem 1.6rem; font-size: .8rem; }

  .hero__inner { grid-template-columns: 1.1fr 1fr; }

  .autoridade__inner { grid-template-columns: 1fr 1fr; }

  /* Cards "Sua Audição" em 2 colunas */
  .audicao-grid { grid-template-columns: 1fr 1fr; }

  /* Footer 3 colunas: info + sitemap + legal */
  .site-footer__inner { grid-template-columns: 1.6fr 1fr 1fr; align-items: start; }

  /* Sintomas em duas colunas — bloco centralizado, mantendo o respiro */
  .symptom-list {
    max-width: 760px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 3rem;
  }
  /* Fecha as DUAS colunas na última linha (não só o último item do DOM),
     mantendo o mesmo número de linhas dos dois lados */
  .symptom-list li:nth-last-child(-n+2) {
    border-bottom: 1px solid var(--color-lilac-light);
  }

  /* Serviços em 2 colunas */
  .services-list { grid-template-columns: 1fr 1fr; }

  /* "Como funciona": 4 passos centralizados, número acima do texto */
  .step-list {
    max-width: 920px;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.25rem;
    text-align: center;
  }
  .step-list li { flex-direction: column; align-items: center; gap: .5rem; }
  .step-list__number { font-size: 1.6rem; }

  /* Depoimentos em grade 2x2 equilibrada */
  .card-grid--testimonials {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 2.5rem;
  }

  /* Vitrine de produtos: 3 modelos lado a lado */
  .product-gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 900px;
  }

  /* Faixa lifestyle: imagem + texto lado a lado */
  .lifestyle-band__inner { grid-template-columns: 1.1fr 1fr; gap: 3rem; }
}