/* ============================================
   PRESERVÉ — Design tokens
   ============================================ */
:root {
  --purple-deep: #4a1f4a;
  --purple: #6b3866;
  --purple-soft: #96688f;
  --lilac: #c9a0bd;
  --lilac-pale: #f1e3ec;
  --rose-pale: #fbf1f5;
  --white: #ffffff;
  --off-white: #fdf9fb;
  --ink: #2a1f2a;
  --ink-soft: #6e5c6b;
  --line: #ece0e7;

  --font-serif: "Cormorant Garamond", serif;
  --font-sans: "Inter", sans-serif;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --radius-pill: 999px;

  --shadow-soft: 0 20px 60px -25px rgba(74, 47, 94, 0.35);
  --shadow-card: 0 10px 40px -18px rgba(74, 47, 94, 0.25);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ============================================
   Reset
   ============================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--off-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--purple-deep);
  font-weight: 500;
  letter-spacing: 0.2px;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Reveal animation
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 34px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.2px;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease), color .35s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-deep) 100%);
  color: var(--white);
  box-shadow: 0 14px 30px -12px rgba(74, 47, 94, 0.55);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 38px -12px rgba(74, 47, 94, 0.6);
}

.btn-ghost {
  background: transparent;
  color: var(--purple-deep);
  border: 1.5px solid var(--purple-soft);
}
.btn-ghost:hover {
  background: var(--lilac-pale);
  transform: translateY(-3px);
}
.btn-ghost-light {
  color: var(--white);
  border-color: rgba(255,255,255,0.55);
}
.btn-ghost-light:hover {
  background: rgba(255,255,255,0.12);
}

/* Botão de Instagram — usa o gradiente clássico da marca
   para se destacar e ser reconhecido à primeira vista. */
.btn-instagram {
  background: linear-gradient(45deg, #f9ce34 0%, #ee2a7b 45%, #6228d7 100%);
  color: var(--white);
  box-shadow: 0 14px 30px -12px rgba(238, 42, 123, 0.55);
}
.btn-instagram:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 20px 38px -12px rgba(238, 42, 123, 0.65);
}

.hero-instagram {
  margin-top: 22px;
}

.btn-small {
  padding: 11px 24px;
  font-size: 0.85rem;
}

/* ============================================
   Header
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 248, 251, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.logo {
  display: inline-flex;
  align-items: center;
}
.logo-img {
  height: 46px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 34px;
  flex: 1;
  justify-content: center;
}
.nav a {
  font-size: 0.92rem;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.3s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--purple);
  transition: width 0.3s var(--ease);
}
.nav a:hover { color: var(--purple-deep); }
.nav a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--purple-deep);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

/* ============================================
   Palavras em destaque — cada palavra ganha cor
   ao cruzar a faixa central da tela durante a
   rolagem. A classe .is-lit é aplicada por um
   IntersectionObserver (setupWordReveal em
   script.js); background-attachment:fixed foi
   abandonado porque não funciona no iOS e força
   repaints pesados no Android.
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.word-reveal {
  position: relative;
  background: var(--off-white);
}

.word-reveal-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.word-reveal-list li {
  height: 42vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 24px;
  font-family: var(--font-serif);
  font-weight: 600;
  /* mínimo de 2.8rem: com 3.4rem, "Confortável." estourava a
     largura em telas estreitas e ficava por cima do padding */
  font-size: clamp(2.8rem, 11vw, 7.5rem);
  letter-spacing: 0.5px;
  color: color-mix(in srgb, var(--ink) 9%, transparent);
  transition: color 0.6s var(--ease);
}
.word-reveal-list li.is-lit {
  color: var(--purple-deep);
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  padding: 92px 0 110px;
  background:
    radial-gradient(circle at 85% 10%, rgba(203,169,221,0.28), transparent 55%),
    radial-gradient(circle at 5% 90%, rgba(251,238,242,0.9), transparent 45%),
    var(--off-white);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 60px;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 2.4px;
  color: var(--purple-soft);
  font-weight: 600;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 4.6rem);
  line-height: 1.05;
  margin-bottom: 22px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 480px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-visual { position: relative; }

/*
  Imagem real da paciente/modelo.
  Para trocar: aponte a url() abaixo para outro arquivo em assets/images/.
*/
.hero-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  background:
    url('../assets/images/hero-modelo.jpg') center 22% / cover no-repeat,
    linear-gradient(150deg, var(--lilac) 0%, var(--purple-soft) 48%, var(--purple-deep) 100%);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}
.hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(74,31,74,0.28) 0%, rgba(74,31,74,0.05) 45%, rgba(74,31,74,0.32) 100%);
  mix-blend-mode: multiply;
}

.hero-badge {
  position: absolute;
  left: -18px;
  bottom: 36px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px 26px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  min-width: 160px;
}
.hero-badge-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--purple-deep);
  font-weight: 600;
  line-height: 1;
}
.hero-badge-text {
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-top: 6px;
}

/* ============================================
   Sections — general
   ============================================ */
.section { padding: 110px 0; }
.section-tinted {
  background: linear-gradient(180deg, var(--rose-pale) 0%, var(--off-white) 100%);
}

.section-heading {
  max-width: 640px;
  margin: 0 auto 64px;
  text-align: center;
}
.section-heading h2 {
  font-size: clamp(2rem, 4vw, 2.7rem);
  margin-top: 6px;
}
.section-heading-text {
  color: var(--ink-soft);
  margin-top: 18px;
  font-size: 1.05rem;
}

.section-split {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 72px;
  align-items: center;
}
.section-split-reverse { grid-template-columns: 1.05fr 0.95fr; }
.section-split-reverse .section-visual { order: 2; }
.section-split-reverse .section-text { order: 1; }

.section-text .eyebrow { margin-bottom: 14px; }
.section-text h2 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-bottom: 22px;
}
.section-text p {
  color: var(--ink-soft);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.check-list { margin-top: 24px; }
.check-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 14px;
  color: var(--ink);
  font-size: 0.98rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--lilac-pale);
  border: 1.5px solid var(--purple-soft);
}
.check-list li::after {
  content: "";
  position: absolute;
  left: 6px; top: 10px;
  width: 6px; height: 3px;
  border-left: 1.5px solid var(--purple-deep);
  border-bottom: 1.5px solid var(--purple-deep);
  transform: rotate(-45deg);
}

.section-visual { width: 100%; }

/*
  Foto real do Dr. Eduardo.
  Para trocar: aponte a url() para outro arquivo em assets/images/.
*/
.img-doctor {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  background:
    url('../assets/images/dr-eduardo-novo.jpg') center 15% / cover no-repeat,
    linear-gradient(150deg, var(--purple-deep) 0%, var(--purple) 50%, var(--lilac) 100%);
}

/* Moldura genérica para fotos reais (aspecto 4:5, cantos arredondados) */
.img-frame {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   CTA inline — bloco curto reutilizado ao final
   de várias seções, sempre levando a WhatsApp
   e/ou Instagram.
   ============================================ */
.inline-cta {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  text-align: center;
}
.inline-cta--left {
  text-align: left;
  margin-top: 32px;
  padding-top: 0;
  border-top: none;
}
.inline-cta-text {
  color: var(--ink-soft);
  font-size: 1rem;
  margin-bottom: 20px;
}
.inline-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.inline-cta--left .inline-cta-actions { justify-content: flex-start; }

/* Botão flutuante do WhatsApp */
.floating-whatsapp {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-deep) 100%);
  box-shadow: 0 14px 30px -10px rgba(74, 31, 74, 0.55);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.floating-whatsapp:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 18px 36px -10px rgba(74, 31, 74, 0.6);
}

/* ============================================
   Como funciona — scroll stack
   O "pin" dos cards é feito com position:sticky —
   o navegador cuida disso no compositor (GPU), sem
   JavaScript por frame, o que evita os travamentos
   de rolagem no celular. O JS (setupScrollStack)
   só aplica o leve encolhimento do card que está
   sendo coberto pelo seguinte.
   Os cards são imagens quadradas: a altura é igual
   à largura útil do container (--card-size), o que
   permite centralizá-los na tela via CSS puro.
   ============================================ */
.section-heading-container { padding-top: 110px; }

.scroll-stack {
  --card-size: calc(min(620px, 100vw) - 48px);
  --stack-top: max(24px, calc((100vh - var(--card-size)) / 2));
  position: relative;
  width: 100%;
  max-width: 620px;
  margin: 0 auto;
  padding: 6vh 24px 45vh;
}

.scroll-stack-card {
  position: sticky;
  top: var(--stack-top);
  transform-origin: top center;
  will-change: transform;
  backface-visibility: hidden;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  margin-bottom: 90px;
}
/* Cada card empilhado descansa 24px abaixo do anterior */
.scroll-stack-card:nth-of-type(2) { top: calc(var(--stack-top) + 24px); }
.scroll-stack-card:nth-of-type(3) { top: calc(var(--stack-top) + 48px); }
.scroll-stack-card:last-of-type { margin-bottom: 0; }
.scroll-stack-card img {
  width: 100%;
  height: auto;
  display: block;
}

.scroll-stack-end {
  width: 100%;
  height: 1px;
}

/* ============================================
   Cards grid — Diferenciais
   ============================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--line);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 26px 50px -20px rgba(74, 47, 94, 0.3);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--lilac-pale);
  color: var(--purple-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}
.card-icon svg { width: 26px; height: 26px; }

.card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}
.card p {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* ============================================
   Implantes — hover slider
   Porta em CSS/JS puro do padrão "HoverSlider":
   ao passar o mouse (ou tocar) num nome, o texto
   troca com um stagger por caractere e a imagem
   correspondente entra com um clip-path (ver
   setupImplantSlider em script.js).
   ============================================ */
.implant-slider {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.implant-tabs {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.implant-tab {
  appearance: none;
  background: none;
  border: none;
  border-top: 1px solid var(--line);
  cursor: pointer;
  text-align: left;
  padding: 22px 4px;
  transition: opacity 0.3s var(--ease);
}
.implant-tabs .implant-tab:last-child { border-bottom: 1px solid var(--line); }

.implant-tab-text {
  display: block;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  color: var(--ink-soft);
}
.implant-tab.is-active .implant-tab-text { color: var(--purple-deep); }

.implant-tab-sub {
  display: block;
  margin-top: 6px;
  font-size: 0.88rem;
  color: var(--ink-soft);
  opacity: 0.7;
}

/* Stagger de caracteres (montado via JS em splitStaggerText) */
.stagger-char {
  position: relative;
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
}
.stagger-char-dim,
.stagger-char-full {
  display: inline-block;
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transition-delay: calc(var(--i) * 22ms);
  white-space: pre;
}
.stagger-char-dim { opacity: 0.4; }
.stagger-char-full {
  position: absolute;
  left: 0;
  top: 0;
  transform: translateY(110%);
  color: var(--purple-deep);
}
.implant-tab.is-active .stagger-char-dim { transform: translateY(-110%); }
.implant-tab.is-active .stagger-char-full { transform: translateY(0%); }

.implant-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: var(--rose-pale);
}
.implant-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  clip-path: polygon(0% 0%, 100% 0%, 100% 0%, 0% 0%);
  transition: clip-path 0.75s cubic-bezier(0.33, 1, 0.68, 1);
}
.implant-visual img.is-active {
  clip-path: polygon(0% 0%, 100% 0%, 100% 100%, 0% 100%);
}

/* ============================================
   Segurança — banda de estatísticas
   ============================================ */
.safety-band {
  position: relative;
  background: linear-gradient(150deg, var(--purple-deep) 0%, var(--purple) 60%, var(--purple-soft) 100%);
  padding: 110px 0;
  overflow: hidden;
}
.safety-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 12% 12%, rgba(255,255,255,0.14), transparent 55%);
}
.safety-inner { position: relative; }

.safety-layout {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.section-heading--left {
  text-align: left;
  margin: 0 0 40px;
  max-width: none;
}

.safety-band .eyebrow { color: var(--lilac); }
.safety-band h2 { color: var(--white); }
.safety-band .section-heading-text { color: rgba(255, 255, 255, 0.82); }

.safety-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.safety-stat {
  text-align: left;
  padding: 0 16px 0 0;
}
.safety-stat + .safety-stat {
  border-left: 1px solid rgba(255, 255, 255, 0.18);
  padding-left: 16px;
}
.safety-stat-number {
  display: block;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2.2rem, 3.4vw, 2.9rem);
  color: var(--white);
  line-height: 1;
  margin-bottom: 10px;
}
.safety-stat-label {
  display: block;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.78);
}

.safety-source {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 520px;
}

/* Globo interativo (cobe) */
.safety-globe {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.globe-wrap {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}
.globe-canvas {
  width: 100%;
  height: 100%;
  cursor: grab;
  opacity: 0;
  transition: opacity 1.1s ease;
  /* pan-y: arrastar na horizontal gira o globo, mas o toque
     vertical continua rolando a página — touch-action:none
     transformava o globo numa área onde o scroll travava. */
  touch-action: pan-y;
}
.globe-caption {
  margin-top: 20px;
  max-width: 320px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.68);
}
.globe-unavailable .globe-wrap { display: none; }

/* ============================================
   Dr. Eduardo — credentials
   ============================================ */
.credentials {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--purple-deep);
  font-weight: 600;
  margin-top: 8px;
}
.credentials .dot { color: var(--lilac); }

.credential-note {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-top: 4px;
  margin-bottom: 24px !important;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--purple-deep);
  font-weight: 500;
  border-bottom: 1px solid var(--lilac);
  padding-bottom: 4px;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.social-link:hover {
  color: var(--purple);
  border-color: var(--purple);
}

/* ============================================
   Preserve Brasil — feature row
   ============================================ */
.feature-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 20px;
}
.feature-item {
  text-align: center;
  padding: 0 12px;
}
.feature-number {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--lilac);
  letter-spacing: 3px;
  margin-bottom: 14px;
}
.feature-item h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}
.feature-item p {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* ============================================
   Jornada da paciente
   ============================================ */
.journey {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}
.journey::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--lilac) 15%, var(--lilac) 85%, transparent);
  z-index: 0;
}
.journey-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.journey-dot {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--white);
  border: 1.5px solid var(--purple-soft);
  color: var(--purple-deep);
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: var(--shadow-card);
}
.journey-step h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.journey-step p {
  color: var(--ink-soft);
  font-size: 0.88rem;
}

/* ============================================
   CTA final
   ============================================ */
.cta-final {
  background: linear-gradient(150deg, var(--purple-deep) 0%, var(--purple) 55%, var(--purple-soft) 100%);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.18), transparent 55%),
    linear-gradient(150deg, rgba(74,31,74,0.88) 0%, rgba(107,56,102,0.82) 55%, rgba(150,104,143,0.75) 100%),
    url('../assets/images/textura-tecnologia.jpg');
  background-size: cover, cover, cover;
  background-position: center, center, center;
}
.cta-final-inner {
  position: relative;
  text-align: center;
  max-width: 620px;
}
.cta-final h2 {
  color: var(--white);
  font-size: clamp(2.1rem, 4.5vw, 2.9rem);
  margin-bottom: 18px;
}
.cta-final p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  margin-bottom: 36px;
}
.cta-actions { justify-content: center; margin-bottom: 34px; }

.disclaimer {
  font-size: 0.82rem;
  font-style: italic;
  color: rgba(255,255,255,0.7);
}
.cta-final .disclaimer { color: rgba(255,255,255,0.65); }

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--white);
  border-top: 1px solid var(--line);
  padding-top: 64px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}
.footer-brand p {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-top: 8px;
}
.footer-address {
  font-size: 0.82rem !important;
  opacity: 0.8;
}
.footer-nav {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}
.footer-nav a, .footer-contact a {
  color: var(--ink-soft);
  font-size: 0.92rem;
  transition: color 0.3s var(--ease);
}
.footer-nav a:hover, .footer-contact a:hover { color: var(--purple-deep); }
.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  justify-content: flex-end;
}
.footer-bottom {
  padding: 26px 24px 40px;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.footer-bottom .disclaimer { color: var(--ink-soft); }
.copyright { opacity: 0.7; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 992px) {
  .hero-inner { grid-template-columns: 1fr; }
  /* width:100% é obrigatório junto com margin:auto num grid de
     coluna única — sem ele o item encolhe para o conteúdo, e como
     .hero-image só tem background, colapsava para 0x0 no mobile. */
  .hero-visual { width: 100%; max-width: 460px; margin: 0 auto; }
  .section-split,
  .section-split-reverse {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .section-split-reverse .section-visual,
  .section-split-reverse .section-text { order: initial; }
  .section-visual { max-width: 460px; margin: 0 auto; }
  .implant-slider { grid-template-columns: 1fr; gap: 32px; }
  .implant-visual { width: 100%; max-width: 420px; margin: 0 auto; order: -1; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-row { grid-template-columns: 1fr; gap: 36px; }
  .safety-layout { grid-template-columns: 1fr; gap: 48px; }
  .safety-globe { order: -1; }
  .globe-wrap { max-width: 280px; }
  .journey { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .journey::before { display: none; }
}

/* Qualquer aparelho de toque (celular E tablet, em qualquer largura
   ou orientação): sem sticky, sem globo, sem animação de posição.
   A condição por largura sozinha deixava tablets e celulares em
   modo paisagem/desktop com o efeito pesado ligado. */
@media (max-width: 768px), (pointer: coarse) {
  /* Os cards do passo a passo viram uma lista normal que rola com
     a página. Sticky + imagens grandes + sombras travava a rolagem. */
  .scroll-stack { padding-top: 0; padding-bottom: 0; }
  .scroll-stack-card,
  .scroll-stack-card:nth-of-type(2),
  .scroll-stack-card:nth-of-type(3) {
    position: static;
    top: auto;
    transform: none !important;
    will-change: auto;
    backface-visibility: visible;
    margin-bottom: 24px;
    box-shadow: var(--shadow-card);
  }
  .scroll-stack-card:last-of-type { margin-bottom: 0; }
  .scroll-stack-end { display: none; }

  /* Reveal só com fade — animar translateY em vários elementos ao
     mesmo tempo derruba o FPS em aparelhos fracos. */
  .reveal { transform: none; transition: opacity 0.5s var(--ease); }
  .reveal.is-visible { transform: none; }

  /* Palavras em destaque: seção mais curta — menos rolagem "vazia". */
  .word-reveal-list li { height: 30vh; }

  /* O globo WebGL renderiza 60fps direto na GPU e compete com a
     rolagem. Fica só no desktop com mouse. */
  .globe-wrap { display: none; }
}

@media (max-width: 768px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .header-inner .btn-small { display: none; }

  /* backdrop-filter com blur é caro em GPUs de celular;
     um fundo quase opaco dá o mesmo efeito visual. */
  .site-header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(253, 248, 251, 0.96);
  }
  .logo-img { height: 40px; }

  .site-header.nav-open .nav {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--line);
  }
  .site-header.nav-open .nav a { padding: 6px 0; }

  .section { padding: 80px 0; }
  .cards-grid { grid-template-columns: 1fr; }
  .safety-stats { grid-template-columns: 1fr; gap: 20px; }
  .safety-stat + .safety-stat { border-left: none; border-top: 1px solid rgba(255,255,255,0.18); padding: 16px 0 0; }
  .journey { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .hero { padding: 64px 0 76px; }
  .hero-badge { left: 0; padding: 16px 20px; min-width: 130px; }
  .btn { padding: 14px 26px; font-size: 0.9rem; }
  .journey { grid-template-columns: 1fr; }
  .floating-whatsapp { width: 50px; height: 50px; right: 16px; bottom: 16px; }
}