/* ---------- topo ---------- */
.topo {
  background:
    radial-gradient(60rem 30rem at 85% 10%, rgba(37, 211, 102, 0.12), transparent 60%), var(--fundo);
  padding-bottom: 4rem;
}

.barra {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.barra-link {
  color: var(--texto);
  text-decoration: none;
  font-weight: 600;
}

.topo-grade {
  display: grid;
  gap: 2.5rem;
  align-items: center;
  padding-top: 1.5rem;
}

.topo-sub {
  font-size: 1.15rem;
  color: var(--texto-suave);
  max-width: 34rem;
  margin-bottom: 1.75rem;
}

.topo-nota {
  margin-top: 0.9rem;
  font-size: 0.95rem;
  color: var(--texto-suave);
}

@media (min-width: 900px) {
  .topo-grade {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
    padding-top: 3rem;
  }
}

/* ---------- celular e conversas ---------- */
.celular {
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  border-radius: 34px;
  border: 1px solid var(--linha);
  background: #0a110d;
  padding: 10px;
  box-shadow:
    0 0 0 6px #08100c,
    0 30px 80px -30px rgba(37, 211, 102, 0.35);
}

.celular-topo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.75rem;
  border-radius: 24px 24px 6px 6px;
  background: var(--superficie);
  font-size: 0.95rem;
}

.celular-topo small {
  display: block;
  color: var(--verde);
  font-size: 0.75rem;
  line-height: 1.2;
}

.celular-avatar {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #2b4a3a;
  font-weight: 700;
}

.chat {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 0.9rem 0.6rem;
  font-size: 0.95rem;
  line-height: 1.4;
}

.celular .chat {
  min-height: 430px;
  justify-content: flex-end;
}

.msg {
  max-width: 85%;
  padding: 0.5rem 0.75rem;
  border-radius: 14px;
  overflow-wrap: anywhere;
}

.msg time {
  display: block;
  text-align: right;
  font-size: 0.7rem;
  opacity: 0.55;
  margin-top: 0.15rem;
}

.msg--cliente {
  align-self: flex-start;
  background: var(--balao-cliente);
  border-top-left-radius: 4px;
}

.msg--ia {
  align-self: flex-end;
  background: var(--balao-ia);
  border-top-right-radius: 4px;
}

.msg--link {
  text-decoration: underline;
  text-decoration-color: var(--verde);
}

.msg--status {
  align-self: center;
  max-width: 100%;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: var(--verde-tinta);
  color: var(--verde);
  font-size: 0.85rem;
  font-weight: 600;
}

.msg--perdida {
  background: rgba(255, 138, 138, 0.1);
  color: var(--vermelho);
}

.msg--entra {
  animation: entra 0.28s ease-out both;
}

@keyframes entra {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

.digitando {
  align-self: flex-end;
  display: inline-flex;
  gap: 4px;
  padding: 0.7rem 0.85rem;
  border-radius: 14px;
  background: var(--balao-ia);
}

.digitando span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--texto-suave);
  animation: pisca 1s infinite;
}

.digitando span:nth-child(2) {
  animation-delay: 0.15s;
}

.digitando span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes pisca {
  50% {
    opacity: 0.25;
  }
}

/* ---------- seções ---------- */
.secao {
  padding: 4.5rem 0;
  border-top: 1px solid rgba(31, 58, 43, 0.6);
}

.secao-sub {
  color: var(--texto-suave);
  font-size: 1.1rem;
  max-width: 40rem;
}

/* dor */
.contraste {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.contraste-lado {
  margin: 0;
  border-radius: var(--raio-grande);
  padding: 1rem;
  background: var(--fundo-2);
  border: 1px solid var(--linha);
}

.contraste-lado--sem {
  border-color: #3a2222;
  background: #140f0f;
}

.contraste-lado--com {
  border-color: var(--verde-escuro);
}

.contraste-lado figcaption {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.contraste-lado--sem .msg--cliente {
  opacity: 0.8;
}

@media (min-width: 768px) {
  .contraste {
    grid-template-columns: 1fr 1fr;
  }
}

/* como funciona */
.passos {
  list-style: none;
  counter-reset: passo;
  padding: 0;
  margin: 2rem 0 1rem;
  display: grid;
  gap: 1.5rem;
}

.passos li {
  counter-increment: passo;
  position: relative;
  padding-left: 3.5rem;
}

.passos li::before {
  content: counter(passo);
  position: absolute;
  left: 0;
  top: -0.2rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--verde);
  color: #04150b;
  font-family: var(--fonte-titulo);
  font-weight: 800;
}

.passos p {
  color: var(--texto-suave);
}

.nota-plano {
  color: var(--texto-suave);
  font-style: italic;
}

@media (min-width: 768px) {
  .passos {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* funcionalidades */
.demos {
  display: grid;
  gap: 3.5rem;
  margin-top: 2.5rem;
}

.demo {
  display: grid;
  gap: 1.25rem;
  align-items: center;
}

.demo-texto p {
  color: var(--texto-suave);
}

.demo-texto h3 {
  font-size: 1.6rem;
}

.selo {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--verde-escuro);
  color: var(--verde) !important;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.chat--cartao,
.tela {
  margin: 0;
  border-radius: var(--raio-grande);
  background: var(--fundo-2);
  border: 1px solid var(--linha);
}

.chat--cartao {
  padding: 1rem;
  min-height: 15rem;
  justify-content: flex-end;
}

.tela {
  aspect-ratio: 390 / 600;
  max-height: 520px;
  width: 100%;
  max-width: 340px;
  justify-self: center;
  overflow: hidden;
}

.tela--larga {
  aspect-ratio: 16 / 9;
  max-width: 100%;
  max-height: none;
  background: #fff;
}

.tela video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.tela-vazia {
  display: grid;
  place-items: center;
  height: 100%;
  padding: 1.5rem;
  text-align: center;
  color: var(--texto-suave);
  font-size: 0.9rem;
}

@media (min-width: 900px) {
  .demo {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .demo:nth-child(even) .demo-texto {
    order: 2;
  }
}

/* jornada */
.jornada {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0;
}

.jornada li {
  position: relative;
  padding: 0.9rem 0 0.9rem 2.25rem;
  font-weight: 600;
}

.jornada li::before {
  content: '';
  position: absolute;
  left: 0.45rem;
  top: 1.25rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--verde);
}

.jornada li:not(:last-child)::after {
  content: '';
  position: absolute;
  left: calc(0.45rem + 5px);
  top: 1.9rem;
  bottom: -0.6rem;
  width: 2px;
  background: var(--linha);
}

@media (min-width: 900px) {
  .jornada {
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
  }

  .jornada li {
    padding: 2rem 0 0;
    font-size: 0.98rem;
  }

  .jornada li::before {
    left: 0;
    top: 0;
  }

  .jornada li:not(:last-child)::after {
    left: 18px;
    right: -1rem;
    top: 5px;
    bottom: auto;
    width: auto;
    height: 2px;
  }
}

/* atendente × IA */
.custos {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.custo {
  border-radius: var(--raio-grande);
  padding: 1.5rem;
}

.custo--pessoa {
  background: #140f0f;
  border: 1px solid #3a2222;
}

.custo--ia {
  background: var(--fundo-2);
  border: 1px solid var(--verde);
}

.custo dl {
  margin: 0;
}

.custo dl > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
}

.custo dd {
  margin: 0;
  white-space: nowrap;
}

.custo .custo-total {
  border-bottom: 0;
  padding-top: 0.75rem;
  font-family: var(--fonte-titulo);
  font-size: 1.35rem;
  font-weight: 800;
}

.custo--pessoa .custo-total {
  color: var(--vermelho);
}

.custo--ia .custo-total {
  color: var(--verde);
}

.custo-nota {
  margin: 0.5rem 0 0;
  color: var(--texto-suave);
}

.custo-fonte {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--texto-suave);
}

@media (min-width: 768px) {
  .custos {
    grid-template-columns: 1fr 1fr;
  }
}

.comparativo {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2rem;
}

.comparativo th,
.comparativo td {
  padding: 0.75rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--linha);
  vertical-align: top;
}

.comparativo thead th {
  font-size: 0.9rem;
  color: var(--texto-suave);
}

.comparativo td:nth-child(2) {
  color: var(--vermelho);
}

.comparativo td:nth-child(3) {
  color: var(--verde);
  font-weight: 600;
}

@media (max-width: 639px) {
  .comparativo thead {
    display: none;
  }

  .comparativo tr {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--linha);
  }

  .comparativo th,
  .comparativo td {
    display: block;
    border: 0;
    padding: 0.15rem 0;
  }

  .comparativo td::before {
    content: attr(data-rotulo) ': ';
    color: var(--texto-suave);
    font-weight: 400;
  }
}

/* autoridade */
.secao--autoridade blockquote {
  margin: 0 0 1.5rem;
  padding: 0;
}

.secao--autoridade blockquote p {
  font-family: var(--fonte-titulo);
  font-size: clamp(1.6rem, 3vw + 0.6rem, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
  max-width: 24em;
  margin: 0;
}

/* planos */
.planos {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
  align-items: stretch;
}

.plano {
  display: flex;
  flex-direction: column;
  border-radius: var(--raio-grande);
  padding: 1.75rem 1.5rem;
  background: var(--fundo-2);
  border: 1px solid var(--linha);
}

.plano--destaque {
  border: 2px solid var(--verde);
  background: linear-gradient(180deg, rgba(37, 211, 102, 0.1), var(--fundo-2) 45%);
}

.plano-fita {
  align-self: flex-start;
  margin: 0 0 0.75rem;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  background: var(--verde);
  color: #04150b;
  font-weight: 700;
  font-size: 0.85rem;
}

.plano h3 {
  font-size: 1.6rem;
  margin-bottom: 0.25rem;
}

.plano-para {
  color: var(--texto-suave);
  font-size: 0.95rem;
}

.plano-preco {
  font-family: var(--fonte-titulo);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
  margin: 0.5rem 0 1.25rem;
}

.plano-preco small {
  font-size: 1rem;
  font-weight: 500;
  color: var(--texto-suave);
  margin-left: 0.2rem;
}

.plano ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  flex: 1;
}

.plano li {
  padding: 0.35rem 0 0.35rem 1.6rem;
  position: relative;
}

.plano li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--verde);
  font-weight: 700;
}

.planos-extra {
  margin-top: 1.5rem;
  color: var(--texto-suave);
}

@media (min-width: 900px) {
  .planos {
    grid-template-columns: 1fr 1.08fr 1fr;
  }

  .plano--destaque {
    transform: translateY(-12px);
  }
}

.tabela-rolagem {
  overflow-x: auto;
  margin-top: 2rem;
  border-radius: var(--raio);
  border: 1px solid var(--linha);
}

.tabela-planos {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.tabela-planos caption {
  text-align: left;
  padding: 1rem;
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 1.15rem;
}

.tabela-planos th,
.tabela-planos td {
  padding: 0.7rem 1rem;
  border-top: 1px solid var(--linha);
  text-align: left;
}

.tabela-planos td {
  text-align: center;
}

.tabela-planos thead th {
  text-align: center;
  color: var(--texto-suave);
}

.tabela-planos td:nth-child(3),
.tabela-planos thead th:nth-child(3) {
  background: var(--verde-tinta);
}

.duvida {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  border-radius: var(--raio-grande);
  background: var(--superficie);
}

.duvida p {
  margin: 0;
  font-weight: 600;
}

/* garantia */
.garantia {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

.garantia > div:last-child {
  flex: 1 1 18rem;
}

.garantia-selo {
  flex: none;
  display: grid;
  place-items: center;
  align-content: center;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  border: 3px solid var(--verde);
  font-family: var(--fonte-titulo);
  font-weight: 800;
  font-size: 3.4rem;
  line-height: 1;
  color: var(--verde);
}

.garantia-selo small {
  font-size: 1rem;
  font-weight: 600;
}

/* faq */
#faq details {
  border-bottom: 1px solid var(--linha);
}

#faq summary {
  cursor: pointer;
  list-style: none;
  padding: 1.1rem 2rem 1.1rem 0;
  position: relative;
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 1.15rem;
}

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

#faq summary::after {
  content: '+';
  position: absolute;
  right: 0.25rem;
  top: 0.95rem;
  font-size: 1.5rem;
  color: var(--verde);
  transition: transform 0.2s;
}

#faq details[open] summary::after {
  transform: rotate(45deg);
}

#faq details p {
  color: var(--texto-suave);
  padding-right: 1rem;
}

/* chamada final */
.secao--final {
  text-align: center;
  background: radial-gradient(40rem 20rem at 50% 100%, rgba(37, 211, 102, 0.14), transparent 70%);
}

.secao--final .secao-sub {
  margin: 0 auto 2rem;
}

/* rodapé */
.rodape {
  padding: 2.5rem 0 6rem;
  border-top: 1px solid var(--linha);
  color: var(--texto-suave);
  font-size: 0.92rem;
}

.rodape-grade {
  display: grid;
  gap: 1.25rem;
}

.rodape nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.rodape p {
  margin: 0.25rem 0;
}

@media (min-width: 768px) {
  .rodape-grade {
    grid-template-columns: 2fr 1.5fr 1.5fr;
    align-items: start;
  }
}

/* WhatsApp flutuante */
.whats-flutuante {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 52px;
  padding: 0 1.1rem;
  border-radius: 999px;
  background: var(--verde);
  color: #04150b;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.6);
  transition:
    opacity 0.2s,
    transform 0.2s;
}

.whats-flutuante--oculto {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}

@media (max-width: 479px) {
  .whats-flutuante {
    width: 52px;
    padding: 0;
    justify-content: center;
  }

  .whats-flutuante span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }
}