/* ═══════════════════════════════════════════════════════════════════════════
   Doctor Fy - Landing de venda
   Design tokens e estilos. Dark premium, família visual Doctor Fy (verde Emerald #10B981).
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
  --bg: #0a0a0f;
  --bg-alt: #0a130f;
  --superficie: rgba(255, 255, 255, 0.03);
  --superficie-2: rgba(255, 255, 255, 0.06);
  --borda: rgba(255, 255, 255, 0.09);
  --borda-forte: rgba(16, 185, 129, 0.35);
  --primaria: #10B981;
  --primaria-escura: #059669;
  --neon: #34D399;
  --texto: #f4f2f8;
  --texto-2: rgba(244, 242, 248, 0.68);
  --texto-3: rgba(244, 242, 248, 0.45);
  --verde-zap: #22c55e;
  --raio: 16px;
  --raio-g: 24px;
  --fonte-titulo: 'Poppins', sans-serif;
  --fonte-corpo: 'Inter', sans-serif;
  --sombra-roxa: 0 8px 40px rgba(16, 185, 129, 0.25);
  --transicao: 180ms ease;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--texto);
  font-family: var(--fonte-corpo);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; }

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

:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

.container {
  width: min(1120px, 100% - 48px);
  margin-inline: auto;
}

.container-estreito { width: min(760px, 100% - 48px); }

/* ─────────────────────────── Botões ─────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: 100px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transicao), box-shadow var(--transicao), background var(--transicao), border-color var(--transicao);
}

.btn svg { width: 18px; height: 18px; }

.btn-primario {
  background: linear-gradient(135deg, var(--primaria), var(--primaria-escura));
  color: #fff;
  box-shadow: var(--sombra-roxa);
}
.btn-primario:hover { transform: translateY(-2px); box-shadow: 0 12px 48px rgba(16, 185, 129, 0.4); }
.btn-primario:active { transform: translateY(0); }

.btn-fantasma {
  background: var(--superficie);
  border-color: var(--borda);
  color: var(--texto);
}
.btn-fantasma:hover { border-color: var(--borda-forte); background: var(--superficie-2); }

.btn-grande { padding: 16px 30px; font-size: 16.5px; }

.btn-desabilitado {
  background: var(--superficie-2);
  color: var(--texto-3);
  cursor: not-allowed;
  box-shadow: none;
}
.btn-desabilitado:hover { transform: none; }

/* ─────────────────────────── Header ─────────────────────────── */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(10, 10, 15, 0.78);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transicao);
}
.header.rolado { border-bottom-color: var(--borda); }

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 0;
}

.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo-simbolo { width: 34px; height: 34px; }
.logo-texto {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.3px;
}
.logo-texto span { color: var(--neon); }

.nav { display: flex; gap: 24px; margin-left: auto; }
.nav a {
  font-size: 14.5px;
  color: var(--texto-2);
  transition: color var(--transicao);
}
.nav a:hover { color: var(--texto); }

.btn-header { padding: 10px 20px; font-size: 14px; }

.menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--texto);
  width: 40px;
  height: 40px;
  cursor: pointer;
}
.menu-btn svg { width: 24px; height: 24px; margin: auto; }

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px 24px 20px;
  border-bottom: 1px solid var(--borda);
}
.nav-mobile a { padding: 10px 4px; color: var(--texto-2); font-size: 15px; }
.nav-mobile a:hover { color: var(--texto); }
.nav-mobile .btn { margin-top: 8px; justify-content: center; }
.nav-mobile.aberto { display: flex; }

@media (max-width: 900px) {
  .nav, .btn-header { display: none; }
  .menu-btn { display: block; margin-left: auto; }
}

/* ─────────────────────────── Hero ─────────────────────────── */

.hero {
  position: relative;
  padding: 72px 0 48px;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -220px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 560px;
  background: radial-gradient(ellipse at center, rgba(16, 185, 129, 0.22), transparent 65%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.4px;
  color: var(--neon);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: 100px;
  padding: 7px 14px;
  margin-bottom: 22px;
}
.badge svg { width: 14px; height: 14px; }

.hero h1 {
  font-family: var(--fonte-titulo);
  font-size: clamp(34px, 4.6vw, 54px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -1.2px;
  margin-bottom: 20px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--neon), var(--primaria));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: 17.5px;
  color: var(--texto-2);
  max-width: 560px;
  margin-bottom: 30px;
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  list-style: none;
}
.hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--texto-3);
}
.hero-trust svg { width: 15px; height: 15px; color: var(--neon); }

/* Demo do chat */

.hero-demo { position: relative; }

.chat {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--borda);
  border-radius: var(--raio-g);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(16, 185, 129, 0.08);
}

.chat-topo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--borda);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(16, 185, 129, 0.16);
  border: 1px solid var(--borda-forte);
  color: var(--neon);
}
.chat-avatar svg { width: 20px; height: 20px; }

.chat-nome { font-family: var(--fonte-titulo); font-weight: 600; font-size: 15px; }
.chat-status { font-size: 12px; color: var(--texto-3); display: flex; align-items: center; gap: 6px; }
.ponto-online {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--verde-zap);
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.8);
}

.chat-corpo {
  padding: 20px 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 330px;
}

.msg {
  max-width: 88%;
  font-size: 13.8px;
  line-height: 1.55;
  padding: 11px 14px;
  border-radius: 14px;
  animation: msg-entra 500ms ease both;
}

@keyframes msg-entra {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.msg-medico {
  align-self: flex-end;
  background: rgba(34, 197, 94, 0.14);
  border: 1px solid rgba(34, 197, 94, 0.25);
  border-bottom-right-radius: 4px;
}

.msg-ia {
  align-self: flex-start;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-bottom-left-radius: 4px;
}
.msg-ia strong { color: var(--neon); }

.msg-fonte {
  display: block;
  margin-top: 8px;
  font-size: 11px;
  color: var(--texto-3);
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
  padding-top: 6px;
}

.msg:nth-child(1) { animation-delay: 200ms; }
.msg:nth-child(2) { animation-delay: 900ms; }
.msg:nth-child(3) { animation-delay: 1700ms; }
.msg:nth-child(4) { animation-delay: 2400ms; }

.digitando { display: inline-flex; gap: 5px; padding: 14px 16px; }
.digitando span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--texto-3);
  animation: pulsa 1.2s infinite ease-in-out;
}
.digitando span:nth-child(2) { animation-delay: 0.15s; }
.digitando span:nth-child(3) { animation-delay: 0.3s; }

@keyframes pulsa {
  0%, 60%, 100% { opacity: 0.35; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-3px); }
}

.demo-nota {
  margin-top: 12px;
  font-size: 11.5px;
  color: var(--texto-3);
  text-align: center;
}

/* Stats */

.stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 64px;
  padding: 26px 8px;
  border-top: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
}
.stats li { text-align: center; }
.stats strong {
  display: block;
  font-family: var(--fonte-titulo);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  background: linear-gradient(120deg, #fff, var(--neon));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stats span { font-size: 13px; color: var(--texto-3); }

@media (max-width: 900px) {
  .hero { padding-top: 44px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .stats { grid-template-columns: repeat(2, 1fr); row-gap: 26px; }
}

/* ─────────────────────────── Seções ─────────────────────────── */

.secao { padding: 96px 0; }
.secao-alt { background: var(--bg-alt); }

.rotulo-secao {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--neon);
  margin-bottom: 14px;
}

.secao h2 {
  font-family: var(--fonte-titulo);
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.8px;
  margin-bottom: 18px;
}
.secao h2 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--neon), var(--primaria));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.secao-sub {
  color: var(--texto-2);
  font-size: 16.5px;
  max-width: 640px;
  margin-bottom: 44px;
}

/* Cards genéricos */

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 44px;
}

.card, .recurso {
  background: var(--superficie);
  border: 1px solid var(--borda);
  border-radius: var(--raio-g);
  padding: 28px 26px;
  transition: border-color var(--transicao), transform var(--transicao), background var(--transicao);
}
.card:hover, .recurso:hover {
  border-color: var(--borda-forte);
  transform: translateY(-3px);
  background: var(--superficie-2);
}

.card-icone {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.28);
  color: var(--neon);
  margin-bottom: 18px;
}
.card-icone svg { width: 22px; height: 22px; }

.card h3, .recurso h3 {
  font-family: var(--fonte-titulo);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}
.card p, .recurso p { font-size: 14.5px; color: var(--texto-2); }

.grid-recursos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 44px;
}

@media (max-width: 900px) {
  .secao { padding: 64px 0; }
  .cards-3, .grid-recursos { grid-template-columns: 1fr; }
}

/* ─────────────────────────── Passos ─────────────────────────── */

.passos {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 44px;
  counter-reset: passo;
}

.passo {
  position: relative;
  background: var(--superficie);
  border: 1px solid var(--borda);
  border-radius: var(--raio-g);
  padding: 30px 26px;
}

.passo-num {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 17px;
  color: #fff;
  background: linear-gradient(135deg, var(--primaria), var(--primaria-escura));
  box-shadow: var(--sombra-roxa);
  margin-bottom: 18px;
}

.passo h3 { font-family: var(--fonte-titulo); font-size: 18px; margin-bottom: 8px; }
.passo p { font-size: 14.5px; color: var(--texto-2); }

@media (max-width: 900px) { .passos { grid-template-columns: 1fr; } }

/* ─────────────────────────── Planos ─────────────────────────── */

.planos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 48px;
  align-items: stretch;
}

.plano {
  display: flex;
  flex-direction: column;
  background: var(--superficie);
  border: 1px solid var(--borda);
  border-radius: var(--raio-g);
  padding: 32px 28px;
  position: relative;
  transition: border-color var(--transicao), transform var(--transicao);
}
.plano:hover { border-color: var(--borda-forte); transform: translateY(-3px); }

.plano-destaque {
  border-color: var(--borda-forte);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.03));
  box-shadow: var(--sombra-roxa);
}

.plano-selo {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--primaria), var(--primaria-escura));
  padding: 5px 14px;
  border-radius: 100px;
  white-space: nowrap;
}

.plano-nome { font-family: var(--fonte-titulo); font-size: 19px; font-weight: 600; margin-bottom: 4px; }
.plano-desc { font-size: 13.5px; color: var(--texto-3); margin-bottom: 20px; }

.plano-preco {
  font-family: var(--fonte-titulo);
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1;
}
.plano-preco small {
  font-size: 14px;
  font-weight: 500;
  color: var(--texto-3);
  letter-spacing: 0;
}
.plano-economia {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--verde-zap);
}

.plano-beneficios {
  list-style: none;
  margin: 24px 0 28px;
  display: flex;
  flex-direction: column;
  gap: 11px;
  flex: 1;
}
.plano-beneficios li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--texto-2);
}
.plano-beneficios svg {
  width: 17px; height: 17px;
  color: var(--neon);
  flex-shrink: 0;
  margin-top: 2px;
}

.plano .btn { width: 100%; }

.planos-nota {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
  font-size: 13px;
  color: var(--texto-3);
}
.planos-nota svg { width: 15px; height: 15px; }

@media (max-width: 900px) {
  .planos-grid { grid-template-columns: 1fr; }
  .plano-destaque { order: -1; }
}

/* ─────────────────────────── FAQ ─────────────────────────── */

.faq-lista { margin-top: 40px; display: flex; flex-direction: column; gap: 12px; }

.faq-item {
  background: var(--superficie);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  overflow: hidden;
  transition: border-color var(--transicao);
}
.faq-item[open] { border-color: var(--borda-forte); }

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 15.5px;
  position: relative;
  padding-right: 48px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  font-weight: 400;
  color: var(--neon);
  transition: transform var(--transicao);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }

.faq-item p {
  padding: 0 22px 20px;
  font-size: 14.5px;
  color: var(--texto-2);
}

/* ─────────────────────────── CTA final ─────────────────────────── */

.cta-final { padding: 40px 0 96px; }

.cta-caixa {
  text-align: center;
  background:
    radial-gradient(ellipse at 50% -30%, rgba(16, 185, 129, 0.3), transparent 60%),
    var(--superficie);
  border: 1px solid var(--borda-forte);
  border-radius: 28px;
  padding: 64px 32px;
}

.cta-caixa h2 {
  font-family: var(--fonte-titulo);
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.8px;
  margin-bottom: 12px;
}
.cta-caixa p { color: var(--texto-2); margin-bottom: 30px; font-size: 16.5px; }

/* ─────────────────────────── Footer ─────────────────────────── */

.footer {
  border-top: 1px solid var(--borda);
  padding: 48px 0 32px;
  background: var(--bg-alt);
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 36px;
}

.footer-desc { margin-top: 14px; font-size: 13.5px; color: var(--texto-3); max-width: 320px; }

.footer-grid nav { display: flex; flex-direction: column; gap: 10px; }
.footer-grid nav a { font-size: 14px; color: var(--texto-2); }
.footer-grid nav a:hover { color: var(--texto); }

.footer-legal {
  border-top: 1px solid var(--borda);
  padding-top: 24px;
  font-size: 12.5px;
  color: var(--texto-3);
}
.footer-legal p { max-width: 780px; }
.footer-copy { margin-top: 12px; }

/* ─── Avatar do chat com o icone do Doctor Fy ─── */
.chat-avatar { overflow: hidden; }
.chat-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ─── Campo de mensagem que abre o WhatsApp ─── */
.chat-input { display: flex; align-items: center; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--borda); background: rgba(0, 0, 0, 0.25); }
.chat-input input { flex: 1; background: rgba(255, 255, 255, 0.06); border: 1px solid var(--borda); border-radius: 999px; padding: 12px 16px; color: var(--texto); font-family: var(--fonte-corpo); font-size: 14px; outline: none; transition: border-color var(--transicao); }
.chat-input input::placeholder { color: var(--texto-3); }
.chat-input input:focus { border-color: var(--primaria); }
.chat-enviar { flex-shrink: 0; width: 44px; height: 44px; border: none; border-radius: 50%; background: linear-gradient(135deg, var(--primaria), var(--primaria-escura)); color: #fff; display: grid; place-items: center; cursor: pointer; transition: transform var(--transicao), box-shadow var(--transicao); }
.chat-enviar:hover { transform: scale(1.05); box-shadow: var(--sombra-roxa); }
.chat-enviar svg { width: 20px; height: 20px; }