/* ============================================================
   Assistente de Acupuntura — Landing Page
   Tema: preto + laranja (identidade visual do app)
   ============================================================ */

:root {
  --laranja: #ff9800;
  --laranja-claro: #ffb74d;
  --laranja-escuro: #e65100;
  --dourado: #ffc107;
  --preto: #0e0d0b;
  --grafite: #1a1815;
  --papel: #ffffff;
  --papel-suave: #faf7f2;
  --texto: #292521;
  --texto-suave: #6b645c;
  --texto-claro: #f5f1ea;
  --texto-claro-suave: #c9c2b8;
  --borda: #ece7df;
  --radius: 20px;
  --sombra: 0 18px 50px rgba(20, 15, 5, 0.12);
  --fonte-titulo: "Fraunces", Georgia, serif;
  --fonte-texto: "Inter", -apple-system, "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--fonte-texto);
  color: var(--texto);
  background: var(--papel);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: min(1140px, 92%);
  margin-inline: auto;
}

.container-estreito { width: min(780px, 92%); }

h1, h2, h3 { font-family: var(--fonte-titulo); line-height: 1.15; }

h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 0.5em; }

.grifo {
  background: linear-gradient(120deg, var(--laranja), var(--dourado));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--laranja-escuro);
  margin-bottom: 0.9em;
}

.kicker-laranja { color: var(--laranja); }

.section { padding: 96px 0; }

.section-sub {
  color: var(--texto-suave);
  font-size: 1.08rem;
  max-width: 560px;
  margin-bottom: 3rem;
}

.section-sub-esq { margin-bottom: 0; }

.section-suave { background: var(--papel-suave); }

.section-dark {
  background:
    radial-gradient(1000px 500px at 85% 0%, rgba(255, 152, 0, 0.14), transparent 60%),
    var(--preto);
  color: var(--texto-claro);
}

.section-dark h2 { color: var(--texto-claro); }

/* ---------------- Botões ---------------- */

.btn {
  display: inline-block;
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  padding: 14px 30px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(120deg, var(--laranja), var(--dourado));
  color: var(--preto);
  box-shadow: 0 8px 24px rgba(255, 152, 0, 0.35);
}

.btn-small { padding: 10px 22px; font-size: 0.92rem; }

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 2rem 0;
}

.store-buttons-central { justify-content: center; }

.store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--preto);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
  padding: 10px 22px;
  text-decoration: none;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.store-btn:hover {
  transform: translateY(-2px);
  border-color: var(--laranja);
}

.store-btn svg { width: 28px; height: 28px; flex-shrink: 0; }

.store-btn span {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  font-weight: 600;
  font-size: 1.05rem;
}

.store-btn small {
  font-size: 0.68rem;
  font-weight: 400;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.store-note {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--texto-claro-suave);
  max-width: 520px;
  margin: -0.6rem 0 0;
}

.store-note strong { color: var(--laranja-claro); font-weight: 600; }

.store-buttons-central + .store-note {
  margin-inline: auto;
  text-align: center;
}

/* ---------------- Header ---------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 13, 11, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 152, 0, 0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo { width: 46px; height: 46px; border-radius: 50%; }

.brand-name {
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.15;
  color: var(--texto-claro);
}

.main-nav { display: flex; gap: 28px; }

.main-nav a {
  color: var(--texto-claro-suave);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.main-nav a:hover { color: var(--laranja); }

/* ---------------- Hero ---------------- */

.hero {
  background:
    radial-gradient(900px 600px at 15% 10%, rgba(255, 152, 0, 0.18), transparent 55%),
    radial-gradient(700px 500px at 95% 90%, rgba(255, 193, 7, 0.10), transparent 60%),
    var(--preto);
  color: var(--texto-claro);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
  padding: 90px 0 110px;
}

.eyebrow {
  display: inline-block;
  border: 1px solid rgba(255, 152, 0, 0.45);
  color: var(--laranja-claro);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 1.6rem;
}

.hero h1 {
  font-size: clamp(2.3rem, 5.2vw, 3.7rem);
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.hero-sub {
  color: var(--texto-claro-suave);
  font-size: 1.13rem;
  max-width: 520px;
}

.hero-destaque {
  color: var(--laranja-claro);
  font-weight: 600;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 34px;
  list-style: none;
  margin-top: 2.4rem;
  padding-top: 1.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stats li { display: flex; flex-direction: column; }

.hero-stats strong {
  font-family: var(--fonte-titulo);
  font-size: 1.45rem;
  color: var(--laranja-claro);
}

.hero-stats span { font-size: 0.83rem; color: var(--texto-claro-suave); }

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

/* ---------------- Moldura de celular ---------------- */

.phone {
  width: min(270px, 70vw);
  border-radius: 36px;
  padding: 10px;
  background: #17150f;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--sombra);
}

.phone img { border-radius: 28px; width: 100%; }

.hero-visual .phone { position: relative; z-index: 2; transform: rotate(-3deg); }

.hero-visual .phone-back {
  position: absolute;
  z-index: 1;
  transform: rotate(6deg) translateX(58%) scale(0.9);
  opacity: 0.9;
}

.phone-glow { box-shadow: 0 0 80px rgba(255, 152, 0, 0.35), var(--sombra); }

/* ---------------- Funcionalidades ---------------- */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-card {
  position: relative;
  background: var(--papel-suave);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

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

.feature-destaque {
  background: linear-gradient(150deg, #fff7e8, #ffedcc);
  border-color: rgba(255, 152, 0, 0.4);
}

.tag-novo {
  position: absolute;
  top: 18px;
  right: 18px;
  background: linear-gradient(120deg, var(--laranja), var(--dourado));
  color: var(--preto);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 999px;
  padding: 4px 12px;
}

.feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: linear-gradient(140deg, var(--laranja), var(--dourado));
  display: grid;
  place-items: center;
  margin-bottom: 1.2rem;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--preto);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 { font-size: 1.18rem; margin-bottom: 0.5rem; }

.feature-card p { color: var(--texto-suave); font-size: 0.95rem; }

/* ---------------- Seção IA ---------------- */

.ia-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 60px;
}

.ia-visual { display: flex; justify-content: center; }

.ia-copy p { color: var(--texto-claro-suave); font-size: 1.08rem; max-width: 520px; }

.ia-copy .btn { margin-top: 2rem; }

/* ---------------- Checklists ---------------- */

.check-list {
  list-style: none;
  margin-top: 1.6rem;
  display: grid;
  gap: 14px;
}

.check-list li {
  position: relative;
  padding-left: 38px;
  font-size: 1.02rem;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 1px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--laranja), var(--dourado));
  color: var(--preto);
  font-weight: 700;
  font-size: 0.85rem;
  display: grid;
  place-items: center;
}

.check-list-clara li { color: var(--texto-claro); }

/* ---------------- Telas (galeria) ---------------- */

.telas-strip {
  display: flex;
  gap: 20px;
  justify-content: flex-start;
  overflow-x: auto;
  padding: 10px max(calc((100% - 1140px) / 2), 4%) 30px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--laranja) transparent;
}

.tela {
  flex: 0 0 210px;
  width: 210px;
  scroll-snap-align: center;
  text-align: center;
}

.tela .phone { width: 100%; }

.tela figcaption {
  margin-top: 14px;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--texto-suave);
}

/* ---------------- Vídeo ---------------- */

.video-wrap {
  width: min(400px, 100%);
  margin-inline: auto;
  border-radius: 28px;
  overflow: hidden;
  background: var(--preto);
  border: 1px solid var(--borda);
  box-shadow: var(--sombra);
}

.video-wrap iframe {
  display: block;
  width: 100%;
  height: 720px;
  border: 0;
  background: #fff;
}

.video-fallback {
  text-align: center;
  margin-top: 1.2rem;
  color: var(--texto-suave);
  font-size: 0.95rem;
}

.video-fallback a { color: var(--laranja-escuro); font-weight: 600; }

/* ---------------- Depoimentos ---------------- */

.depo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 2.5rem;
}

.depo-card {
  background: var(--papel-suave);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stars { color: var(--laranja); letter-spacing: 3px; font-size: 1.05rem; }

.depo-card p { font-size: 0.98rem; color: var(--texto); flex-grow: 1; }

.depo-card footer {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--texto-suave);
}

.depo-card footer strong { color: var(--texto); }

.avatar {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--laranja), var(--dourado));
  color: var(--preto);
  font-weight: 700;
  font-size: 0.9rem;
  display: grid;
  place-items: center;
}

.avatar-foto {
  object-fit: cover;
  border: 2px solid var(--borda);
}

/* ---------------- Para quem é ---------------- */

.para-quem-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}

/* ---------------- FAQ ---------------- */

.faq-list { margin-top: 2rem; display: grid; gap: 12px; }

.faq-list details {
  background: var(--papel-suave);
  border: 1px solid var(--borda);
  border-radius: 16px;
  padding: 0 24px;
  transition: border-color 0.15s ease;
}

.faq-list details[open] { border-color: rgba(255, 152, 0, 0.5); }

.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 1.02rem;
  padding: 18px 30px 18px 0;
  position: relative;
}

.faq-list summary::-webkit-details-marker { display: none; }

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--laranja-escuro);
  transition: transform 0.2s ease;
}

.faq-list details[open] summary::after { transform: translateY(-50%) rotate(45deg); }

.faq-list details p {
  padding-bottom: 20px;
  color: var(--texto-suave);
  font-size: 0.97rem;
}

.faq-list details a { color: var(--laranja-escuro); font-weight: 600; }

/* ---------------- CTA final ---------------- */

.cta-final {
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(255, 152, 0, 0.22), transparent 65%),
    var(--preto);
  color: var(--texto-claro);
  text-align: center;
  padding: 100px 0;
}

.cta-logo {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  margin: 0 auto 1.8rem;
  box-shadow: 0 0 60px rgba(255, 152, 0, 0.45);
}

.cta-final h2 { max-width: 640px; margin-inline: auto; }

.cta-final p {
  color: var(--texto-claro-suave);
  max-width: 480px;
  margin: 1rem auto 0;
}

.cta-final .store-buttons { margin-top: 2.4rem; }

/* ---------------- Footer ---------------- */

.site-footer {
  background: var(--preto);
  color: var(--texto-claro-suave);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 70px 0 30px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
}

.footer-brand img { width: 64px; height: 64px; border-radius: 50%; margin-bottom: 1rem; }

.footer-brand p { font-size: 0.9rem; }

.footer-col { display: flex; flex-direction: column; gap: 10px; }

.footer-col h4 {
  color: var(--texto-claro);
  font-family: var(--fonte-texto);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}

.footer-col a {
  color: var(--texto-claro-suave);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.15s ease;
}

.footer-col a:hover { color: var(--laranja); }

.footer-base {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 26px;
  font-size: 0.82rem;
  text-align: center;
}

/* ============================================================
   Responsivo
   ============================================================ */

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; padding: 60px 0 80px; }

  .hero-visual { margin-top: 3rem; }

  .hero-visual .phone-back { transform: rotate(6deg) translateX(70%) scale(0.85); }

  .features-grid { grid-template-columns: repeat(2, 1fr); }

  .ia-inner { grid-template-columns: 1fr; gap: 40px; }

  .ia-visual { order: 2; }

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

  .para-quem-inner { grid-template-columns: 1fr; gap: 30px; }

  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .main-nav { display: none; }

  .section { padding: 64px 0; }

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

  .hero-stats { gap: 22px; }

  .hero-visual .phone-back { display: none; }

  .store-buttons { flex-direction: column; align-items: stretch; }

  .store-btn { justify-content: center; }

  .video-wrap iframe { height: 620px; }
}