/* ==================== Variáveis e estilos globais ==================== */
:root {
  color-scheme: light;
  --escuro: #101828;
  --azul: #315cf5;
  --claro: #f4f6fb;
  --texto: #4e5b70;
  --borda: #e3e7ef;
  --superficie: #fff;
  --painel-forte: #101828;
  --texto-em-painel: #fff;
  --sombra-cartao: #cfd7fb;
  --sombra-flutuante: #15234b15;
  --fundo-sobreposto: #0a102080;
}

:root[data-theme="escuro"] {
  color-scheme: dark;
  --escuro: #f2f5ff;
  --azul: #86a0ff;
  --claro: #0c1423;
  --texto: #bdc8dc;
  --borda: #293750;
  --superficie: #131d2e;
  --painel-forte: #1b2940;
  --texto-em-painel: #fff;
  --sombra-cartao: #263b6a;
  --sombra-flutuante: #0000003d;
  --fundo-sobreposto: #020611b8;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--escuro);
  background: var(--superficie);
  font-family: "DM Sans", sans-serif;
}

h1, h2, p { margin-top: 0; }

h1, h2, .logo { font-family: "Space Grotesk", sans-serif; }

h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.07rem;
}

button { font: inherit; cursor: pointer; }

button, a { -webkit-tap-highlight-color: transparent; }

.sobretitulo {
  color: var(--azul);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.11rem;
}

/* ==================== Componentes reutilizáveis ==================== */
.botao-principal {
  display: inline-flex;
  justify-content: center;
  gap: 20px;
  padding: 15px 20px;
  border: 0;
  border-radius: 4px;
  background: var(--azul);
  color: var(--texto-em-painel);
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.botao-principal span {
  font-size: 1.2rem;
  line-height: 0.9;
}

.botao-principal:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 18px #1d43c24d;
}

.botao-principal:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: none;
}

/* ==================== Cabeçalho ==================== */
.cabecalho {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1180px;
  height: 76px;
  margin: auto;
  padding: 0 28px;
}

.acoes-cabecalho {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  display: grid;
  color: var(--escuro);
  text-decoration: none;
  line-height: 1;
}

.nome-logo {
  font-size: 1.3rem;
  font-weight: 700;
}

.nome-logo span { color: var(--azul); }

.logo small {
  margin-top: 4px;
  color: var(--azul);
  font-family: "DM Sans", sans-serif;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 28px;
}

nav a {
  color: var(--texto);
  text-decoration: none;
  font-size: 0.94rem;
}

nav a:hover { color: var(--azul); }

.botao-carrinho {
  padding: 10px 14px 10px 17px;
  border: 0;
  border-radius: 99px;
  background: var(--painel-forte);
  color: var(--texto-em-painel);
  transition: transform 0.18s ease, background 0.18s ease;
}

.botao-carrinho:hover { transform: translateY(-2px); background: var(--azul); }
.botao-carrinho:active { transform: translateY(1px) scale(0.97); }

.botao-tema {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--borda);
  border-radius: 50%;
  background: var(--superficie);
  color: var(--escuro);
  font-size: 1.2rem;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.botao-tema:hover { transform: translateY(-2px) rotate(12deg); background: var(--claro); }
.botao-tema:active { transform: translateY(1px) scale(0.94); }

#contador-carrinho {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  margin-left: 6px;
  border-radius: 50%;
  background: var(--texto-em-painel);
  color: var(--painel-forte);
  font-size: 0.75rem;
  font-weight: 700;
}

/* ==================== Seção principal ==================== */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 90px;
  min-height: 570px;
  padding: 90px max(28px, calc((100vw - 1124px) / 2));
  background: var(--claro);
}

.hero h1 {
  max-width: 650px;
  margin-bottom: 26px;
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.22rem;
}

.texto-hero {
  max-width: 500px;
  margin-bottom: 34px;
  color: var(--texto);
  font-size: 1.1rem;
  line-height: 1.65;
}

.hero .sobretitulo,
.hero h1,
.texto-hero,
.hero .botao-principal {
  opacity: 0;
  animation: entrada-abertura 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.hero h1 { animation-delay: 0.12s; }
.texto-hero { animation-delay: 0.24s; }
.hero .botao-principal { animation-delay: 0.36s; }

.cartao-hero {
  position: relative;
  min-height: 310px;
  perspective: 1000px;
  -webkit-perspective: 1000px;
}

.cartao-interior {
  position: relative;
  width: 100%;
  min-height: 310px;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  will-change: transform;
  animation: girar-cartao 12s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite;
}

.face-cartao {
  position: absolute;
  inset: 0;
  padding: 38px;
  border-radius: 10px;
  background: var(--painel-forte);
  color: var(--texto-em-painel);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  box-shadow: 16px 16px 0 var(--sombra-cartao);
}

.frente-cartao {
  transform: translateZ(1px);
  -webkit-transform: translateZ(1px);
  animation: visibilidade-frente 12s linear infinite;
}

.face-cartao p { opacity: 0.6; }

.face-cartao strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.8rem;
}

.verso-cartao {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--azul);
  transform: rotateY(180deg) translateZ(1px);
  -webkit-transform: rotateY(180deg) translateZ(1px);
  animation: visibilidade-verso 12s linear infinite;
}

.verso-cartao p { margin-bottom: 14px; font-size: 0.72rem; letter-spacing: 0.1rem; }
.verso-cartao strong { max-width: 275px; font-size: 2.25rem; line-height: 1.02; }
.verso-cartao span { margin-top: 34px; font-size: 0.85rem; font-weight: 700; }

.linhas-codigo {
  display: grid;
  gap: 12px;
  margin: 48px 0;
}

.linhas-codigo i {
  height: 9px;
  border-radius: 20px;
  background: #4f6ff5;
  transform-origin: left;
  animation: pulsar-linha 2.5s ease-in-out infinite;
}

.linhas-codigo i:nth-child(2) { width: 70%; background: #93a7ff; animation-delay: 0.2s; }
.linhas-codigo i:nth-child(3) { width: 85%; background: var(--texto-em-painel); animation-delay: 0.4s; }
.linhas-codigo i:nth-child(4) { width: 45%; animation-delay: 0.6s; }
.linhas-codigo i:nth-child(5) { width: 64%; background: #93a7ff; animation-delay: 0.8s; }

/* ==================== Seções e serviços ==================== */
.secao {
  max-width: 1124px;
  margin: auto;
  padding: 110px 0;
}

.titulo-secao {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 45px;
}

.titulo-secao h2 { margin-bottom: 0; }

.titulo-secao > p {
  max-width: 355px;
  margin-bottom: 8px;
  color: var(--texto);
  line-height: 1.55;
}

.grade-servicos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.servico {
  display: flex;
  flex-direction: column;
  min-height: 270px;
  padding: 27px;
  border: 1px solid var(--borda);
  border-radius: 8px;
  transition: 0.2s;
}

.servico:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px var(--sombra-flutuante);
}

.icone {
  color: var(--azul);
  font-size: 1.45rem;
}

.servico h3 {
  margin: 35px 0 10px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.25rem;
}

.servico p {
  color: var(--texto);
  font-size: 0.92rem;
  line-height: 1.5;
}

.preco {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  font-weight: 700;
}

.adicionar {
  padding: 8px 12px;
  border: 1px solid var(--escuro);
  border-radius: 4px;
  background: var(--superficie);
  color: var(--escuro);
  font-size: 0.8rem;
  font-weight: 700;
  transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.adicionar:hover { background: var(--painel-forte); color: var(--texto-em-painel); }
.adicionar:active { transform: translateY(2px) scale(0.96); }

/* ==================== Sobre, contato e rodapé ==================== */
.sobre {
  max-width: 760px;
  margin-left: max(28px, calc((100vw - 1124px) / 2));
  padding-top: 15px;
}

.sobre p:last-child {
  max-width: 610px;
  color: var(--texto);
  font-size: 1.1rem;
  line-height: 1.65;
}

.contato {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  padding: 64px max(28px, calc((100vw - 1124px) / 2));
  background: var(--azul);
  color: var(--texto-em-painel);
}

.contato .sobretitulo { color: #cdd7ff; }
.contato h2 { margin: 0; }
.claro { background: var(--superficie); color: var(--escuro); }

.contato-acoes {
  display: grid;
  justify-items: end;
  gap: 16px;
}

.redes-sociais {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 16px;
}

.redes-sociais a {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid #ffffff80;
  border-radius: 50%;
  color: var(--texto-em-painel);
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.redes-sociais a:hover {
  border-color: var(--texto-em-painel);
  background: #ffffff1f;
  transform: translateY(-2px);
}

.redes-sociais img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  display: block;
}

footer {
  padding: 28px;
  color: var(--texto);
  text-align: center;
  font-size: 0.85rem;
}

/* ==================== Páginas de status do pagamento ==================== */
.pagina-status {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 76px);
  padding: 28px;
  background: var(--claro);
}

.cartao-status {
  max-width: 620px;
  padding: 55px;
  border: 1px solid var(--borda);
  border-radius: 12px;
  background: var(--superficie);
  text-align: center;
  box-shadow: 0 18px 45px var(--sombra-flutuante);
}

.cartao-status h1 {
  margin-bottom: 18px;
  font-size: clamp(2.1rem, 5vw, 3.7rem);
  line-height: 1;
  letter-spacing: -0.13rem;
}

.cartao-status > p:not(.sobretitulo) {
  margin-bottom: 30px;
  color: var(--texto);
  line-height: 1.6;
}

.icone-status {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin: 0 auto 22px;
  border-radius: 50%;
  color: var(--texto-em-painel);
  font-size: 1.9rem;
  font-weight: 700;
}

.sucesso .icone-status { background: #198754; }
.erro .icone-status { background: #c12626; }
.erro .sobretitulo { color: #c12626; }

/* ==================== Painel de orçamento ==================== */
.fundo-painel {
  position: fixed;
  inset: 0;
  background: var(--fundo-sobreposto);
  opacity: 0;
  pointer-events: none;
  transition: 0.25s;
}

.painel-carrinho {
  position: fixed;
  z-index: 2;
  top: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  width: min(430px, 100%);
  height: 100vh;
  padding: 28px;
  background: var(--superficie);
  transform: translateX(100%);
  transition: 0.3s;
}

.painel-carrinho.aberto { transform: none; }
.fundo-painel.visivel { opacity: 1; pointer-events: auto; }

.topo-painel {
  display: flex;
  justify-content: space-between;
}

.topo-painel h2 { margin-bottom: 0; }

.fechar {
  border: 0;
  background: transparent;
  font-size: 2rem;
  line-height: 1;
}

.itens-carrinho {
  flex: 1;
  margin-top: 32px;
  overflow: auto;
}

.item-carrinho {
  display: flex;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--borda);
}

.item-carrinho button {
  padding: 0;
  border: 0;
  background: none;
  color: #c12626;
}

.vazio { color: var(--texto); }

.rodape-painel {
  padding-top: 18px;
  border-top: 1px solid var(--borda);
}

.rodape-painel p {
  display: flex;
  justify-content: space-between;
}

.rodape-painel .botao-principal { width: 100%; }

.rodape-painel .botao-principal:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ==================== Modal e formulário ==================== */
dialog {
  width: min(540px, calc(100% - 32px));
  padding: 34px;
  border: 0;
  border-radius: 10px;
  box-shadow: 0 20px 55px var(--sombra-flutuante);
}

dialog::backdrop { background: var(--fundo-sobreposto); }

.fechar-modal {
  position: absolute;
  top: 18px;
  right: 18px;
}

dialog h2 { font-size: 2rem; }

.resumo-selecao {
  margin-bottom: 20px;
  color: var(--texto);
  line-height: 1.5;
}

.resumo-selecao strong { color: var(--escuro); }

form { display: grid; gap: 16px; }

label {
  display: grid;
  gap: 7px;
  font-size: 0.9rem;
  font-weight: 700;
}

input, textarea {
  width: 100%;
  padding: 11px;
  border: 1px solid var(--borda);
  border-radius: 4px;
  font: inherit;
}

textarea { resize: vertical; }

.campo-antispam {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
}

.mensagem-sucesso {
  margin: 15px 0 0;
  color: #16713b;
  font-weight: 700;
}

/* ==================== Textos animados pela rolagem ==================== */
.revelar-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.72s ease, transform 0.72s cubic-bezier(0.22, 1, 0.36, 1);
}

.revelar-scroll.visivel {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== Animações ==================== */
@keyframes entrada-abertura {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes girar-cartao {
  0%, 28% {
    transform: translateY(0) rotateX(7deg) rotateY(-8deg) rotateZ(3deg);
  }
  38%, 58% {
    transform: translateY(-10px) rotateX(4deg) rotateY(180deg) rotateZ(-3deg);
  }
  68% {
    transform: translateY(-4px) rotateX(6deg) rotateY(198deg) rotateZ(-2deg);
  }
  100% {
    transform: translateY(0) rotateX(7deg) rotateY(352deg) rotateZ(3deg);
  }
}

@keyframes pulsar-linha {
  0%, 100% { transform: scaleX(1); opacity: 1; }
  50% { transform: scaleX(0.82); opacity: 0.65; }
}

/* Evita o vazamento da face oposta no Safari do iOS durante o giro 3D. */
@keyframes visibilidade-frente {
  0%, 30% { opacity: 1; }
  35%, 80% { opacity: 0; }
  86%, 100% { opacity: 1; }
}

@keyframes visibilidade-verso {
  0%, 30% { opacity: 0; }
  35%, 80% { opacity: 1; }
  86%, 100% { opacity: 0; }
}

@keyframes piscar {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* ==================== Responsividade ==================== */
@media (max-width: 720px) {
  .cabecalho { padding: 0 20px; }
  nav { display: none; }

  .hero {
    grid-template-columns: 1fr;
    gap: 50px;
    min-height: 0;
    padding: 68px 28px;
  }

  .hero h1 { letter-spacing: -0.14rem; }
  .cartao-hero, .cartao-interior { min-height: 280px; }

  .face-cartao { padding: 28px; }
  .face-cartao strong { font-size: 1.55rem; line-height: 1.12; }
  .linhas-codigo { margin: 34px 0; }
  .verso-cartao strong { font-size: 1.85rem; }

  .secao { padding: 75px 28px; }

  .titulo-secao, .contato {
    flex-direction: column;
    align-items: start;
  }

  .titulo-secao > p { margin: 0; }
  .grade-servicos { grid-template-columns: 1fr; }
  .sobre { margin: 0; }

  .contato { padding: 55px 28px; }
  .contato h2 { font-size: 2.3rem; }
  .contato-acoes { justify-items: start; }
  .redes-sociais { justify-content: start; }

  .cartao-status { padding: 38px 24px; }
}

@media (max-width: 380px) {
  .cartao-hero, .cartao-interior { min-height: 260px; }
  .face-cartao { padding: 24px; }
  .linhas-codigo { margin: 28px 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}