/* ===== Marca (paleta Nica 3.0, guia de design) =====
   Proporção: ~70% off-white e greige · ~20% azul institucional (só com a textura de veludo) · ~10% champagne em detalhe.
   Princípio: pouca moldura, muito respiro, tipografia fina e grande. Sem foto amadora: espaço vazio é melhor. */
:root {
  --azul: #132559;
  --azul-medio: #43527A;
  --champagne: #D9BF91;
  --greige: #D8D2C6;
  --off: #F4F1EA;
  --grafite: #151515;
  --texto: #3a3d47;
  --linha: rgba(19,37,89,.13);
  --linha-clara: rgba(217,191,145,.28);

  --fonte: "Jost", system-ui, sans-serif;
  --margem: clamp(16px, 7vw, 120px);
  --secao: clamp(96px, 12vw, 180px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--off); color: var(--grafite);
  font-family: var(--fonte); font-weight: 300; font-size: 17px; line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body.form-aberto { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 { font-weight: 200; line-height: 1.12; color: var(--azul); }
h1 { font-size: clamp(44px, 6.4vw, 96px); letter-spacing: -0.01em; }
h2 { font-size: clamp(34px, 4.4vw, 62px); }
h3 { font-size: clamp(26px, 2.6vw, 38px); font-weight: 300; }

.sobretitulo {
  font-size: 11px; letter-spacing: 0.34em; text-transform: uppercase; font-weight: 400;
  color: var(--azul-medio); margin-bottom: 26px;
}

.veludo { background: var(--azul) url(veludo.jpg) center / cover; color: var(--off); }
.veludo h2, .veludo h3, .veludo h4 { color: var(--off); }
.veludo .sobretitulo { color: var(--champagne); }

/* ===== Logo oficial (SVG em curvas, assume a cor do texto) ===== */
.logo {
  display: block; width: 132px; aspect-ratio: 1050 / 353; background-color: currentColor;
  -webkit-mask: url(logo-nica-tecnologia.svg) no-repeat center / contain;
          mask: url(logo-nica-tecnologia.svg) no-repeat center / contain;
}
.logo-rodape { width: 170px; color: var(--greige); margin-bottom: 12px; }

.ic {
  width: 36px; height: 36px; flex: none; fill: none; stroke: currentColor;
  stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round;
}

/* ===== Botões ===== */
.botao {
  display: inline-flex; align-items: center; justify-content: center; gap: 14px;
  font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 400;
  padding: 18px 32px; border: 1px solid transparent; background: none;
  transition: background .35s, color .35s, border-color .35s;
}
.botao-escuro { background: var(--azul); color: var(--off); border-color: var(--azul); }
.botao-escuro:hover { background: transparent; color: var(--azul); }
.botao-claro { background: var(--off); color: var(--azul); border-color: var(--off); }
.botao-claro:hover { background: var(--champagne); border-color: var(--champagne); }
.botao-linha { border-color: rgba(19,37,89,.3); color: var(--azul); }
.botao-linha:hover { border-color: var(--azul); }
.botao .ic { width: 22px; height: 22px; stroke-width: 1.5; }
.link-seta {
  display: inline-block; background: none; border: 0; border-bottom: 1px solid var(--champagne);
  font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 400;
  color: inherit; padding: 0 0 6px;
}
.link-seta::after { content: "  →"; }

/* ===== Topo ===== */
.topo {
  position: fixed; inset: 0 0 auto 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 26px var(--margem); color: var(--azul); transition: background .4s, padding .4s;
}
.topo.rolou {
  background: rgba(244,241,234,.94); backdrop-filter: blur(12px);
  padding-top: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--linha);
}
.menu { display: flex; gap: 34px; font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 400; }
.menu a { opacity: .75; transition: opacity .3s; }
.menu a:hover { opacity: 1; }
.topo-acoes { display: flex; align-items: center; gap: 24px; }
.idioma { background: none; border: 0; color: inherit; font-size: 11px; letter-spacing: 0.18em; }
.idioma span { opacity: .4; transition: opacity .3s; }
.idioma .sep { margin: 0 6px; opacity: .3; }
.idioma span.ativo { opacity: 1; }
.topo-cta { font-size: 11px; padding: 12px 20px; }

/* ===== Abertura ===== */
.hero { padding: 190px var(--margem) 72px; }
.hero-grade { display: grid; grid-template-columns: 1.6fr 1fr; gap: 48px; align-items: center; }
.hero-texto { max-width: 540px; margin-top: 34px; font-size: 19px; color: var(--texto); }
.hero-acoes { display: flex; flex-wrap: wrap; align-items: center; gap: 36px; margin-top: 52px; }
.hero-acoes .link-seta { color: var(--azul); }
.hero-monograma {
  justify-self: end; width: min(100%, 300px); aspect-ratio: 434.59 / 526.41; background-color: var(--greige);
  -webkit-mask: url(icone-n.svg) no-repeat center / contain;
          mask: url(icone-n.svg) no-repeat center / contain;
}
.numeros { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; margin-top: 120px; }
.numeros div { padding-top: 22px; border-top: 1px solid var(--linha); display: flex; flex-direction: column; gap: 10px; }
.numeros b { font-weight: 200; font-size: clamp(34px, 3.2vw, 48px); color: var(--azul); line-height: 1; }
.numeros span { font-size: 14px; color: #5a5d68; max-width: 24ch; line-height: 1.55; }

/* ===== Manifesto ===== */
.manifesto { background: var(--greige); padding: var(--secao) var(--margem); text-align: center; }
.manifesto h2 { max-width: 16ch; margin: 0 auto; }
.manifesto-texto { max-width: 680px; margin: 36px auto 0; font-size: 20px; color: #2f323b; }

/* ===== Dois caminhos ===== */
.caminhos { display: grid; grid-template-columns: 1fr 1fr; }
.painel { padding: clamp(64px, 8vw, 128px) var(--margem); display: flex; flex-direction: column; align-items: flex-start; }
.painel-claro { background: var(--off); }
.painel h3 { max-width: 16ch; }
.ic-grande { width: 56px; height: 56px; stroke-width: 1.1; margin-bottom: 44px; color: var(--azul); }
.veludo .ic-grande { color: var(--champagne); }
.lista { list-style: none; margin: 36px 0 40px; width: 100%; max-width: 460px; }
.lista li { padding: 14px 0; border-bottom: 1px solid var(--linha); font-size: 16px; }
.veludo .lista li { border-color: var(--linha-clara); color: rgba(244,241,234,.85); }
.painel .link-seta { margin-top: auto; color: var(--azul); }
.veludo .link-seta { color: var(--off); }

/* ===== Serviços ===== */
.servicos { padding: var(--secao) var(--margem); }
.servicos-cabeca { max-width: 720px; }
.servicos-cabeca p:not(.sobretitulo) { margin-top: 28px; font-size: 19px; color: var(--texto); max-width: 580px; }
.servicos-colunas { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 120px); margin-top: 88px; }
.bloco-titulo {
  font-size: 11px; font-weight: 400; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--azul-medio); padding-bottom: 18px; border-bottom: 1px solid var(--azul);
}
.itens { list-style: none; }
.itens li { display: flex; align-items: center; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--linha); }
.itens .ic { color: var(--azul); }
.itens b { display: block; font-weight: 300; font-size: 21px; color: var(--azul); line-height: 1.3; }
.itens span { font-size: 15px; color: #5a5d68; }

/* ===== Fases ===== */
.fases { padding: var(--secao) var(--margem); }
.fases-cabeca { max-width: 720px; }
.fases-cabeca p:not(.sobretitulo) { margin-top: 28px; font-size: 19px; color: rgba(244,241,234,.74); max-width: 580px; }
.fases-lista { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 100px; position: relative; }
.fases-lista::before { content: ""; position: absolute; left: 0; right: 0; top: 7px; height: 1px; background: var(--linha-clara); }
.fase { position: relative; padding: 44px 36px 0 0; }
.fase::before {
  content: ""; position: absolute; left: 0; top: 0; width: 15px; height: 15px; border-radius: 50%;
  background: var(--azul); border: 1px solid var(--champagne);
}
.fase-num { font-size: 11px; letter-spacing: 0.34em; text-transform: uppercase; color: var(--champagne); }
.fase h4 { font-weight: 300; font-size: 25px; line-height: 1.25; margin: 14px 0 16px; }
.fase p:not(.fase-num) { font-size: 15px; color: rgba(244,241,234,.72); }

/* ===== Interface ===== */
.interface {
  display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(48px, 8vw, 140px); align-items: center;
  padding: var(--secao) var(--margem);
}
.interface-texto > p:not(.sobretitulo) { margin-top: 28px; font-size: 19px; color: var(--texto); max-width: 470px; }
.caso { margin-top: 48px; padding-left: 22px; border-left: 1px solid var(--champagne); max-width: 440px; }
.caso-local { font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--azul); font-weight: 400; margin-bottom: 8px; }
.caso p:not(.caso-local) { font-size: 15px; color: #5a5d68; }
.tablet { background: #1b1d22; border-radius: 26px; padding: 16px; box-shadow: 0 50px 90px -40px rgba(19,37,89,.45); aspect-ratio: 4 / 3; }
.tablet-tela { background: var(--off); border-radius: 12px; height: 100%; display: grid; grid-template-rows: 1fr auto; padding: 22px; gap: 18px; }
.planta {
  display: grid; gap: 6px; grid-template-columns: 1.4fr 1fr 1fr; grid-template-rows: 1fr 1fr;
  grid-template-areas: "estar jantar cozinha" "estar suite varanda";
}
.ambiente {
  border: 1px solid rgba(19,37,89,.3); display: flex; align-items: flex-end; padding: 10px;
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--azul-medio); transition: background .6s;
}
.a1 { grid-area: estar; } .a2 { grid-area: jantar; } .a3 { grid-area: cozinha; } .a4 { grid-area: suite; } .a5 { grid-area: varanda; }
.ambiente.aceso { background: radial-gradient(circle at 50% 45%, rgba(217,191,145,.8), rgba(217,191,145,.2) 70%); color: var(--azul); }
.cenas { display: flex; gap: 8px; flex-wrap: wrap; }
.cenas span { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; padding: 8px 14px; border: 1px solid rgba(19,37,89,.22); color: var(--azul-medio); }
.cenas span.ativa { background: var(--azul); color: var(--off); border-color: var(--azul); }

/* ===== KNX ===== */
.knx { padding: 0 var(--margem) var(--secao); }
.knx-grade { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 8vw, 140px); padding-top: var(--secao); border-top: 1px solid var(--linha); }
.knx p:not(.sobretitulo):not(.selo) { font-size: 17px; color: var(--texto); margin-bottom: 22px; }
.selo {
  display: inline-block; margin-top: 14px; font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase; font-weight: 400;
  color: var(--azul); border: 1px solid var(--azul); padding: 12px 20px;
}

/* ===== Contato ===== */
.contato { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(48px, 8vw, 140px); align-items: end; padding: var(--secao) var(--margem); }
.contato h2 { font-size: clamp(44px, 6vw, 88px); }
.contato-texto { margin-top: 28px; font-size: 19px; color: rgba(244,241,234,.76); max-width: 480px; }
.botao-grande { margin-top: 48px; padding: 22px 36px; font-size: 13px; }
.contato-tempo { margin-top: 16px; font-size: 13px; color: rgba(244,241,234,.5); }
.canais { display: grid; border-top: 1px solid var(--linha-clara); }
.canal { display: flex; align-items: center; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--linha-clara); font-size: 18px; transition: color .3s; }
.canal .ic { width: 28px; height: 28px; color: var(--champagne); }
.canal small { display: block; font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase; color: rgba(244,241,234,.5); }
.canal:hover { color: var(--champagne); }

/* ===== Rodapé ===== */
.rodape { background: var(--azul); color: rgba(244,241,234,.66); padding: 72px var(--margem); display: grid; gap: 14px; justify-items: start; font-size: 15px; }
.rodape-links { display: flex; gap: 26px; }
.rodape-links a:hover { color: var(--champagne); }
.rodape-copy { font-size: 13px; opacity: .6; margin-top: 20px; }

/* ===== Formulário (tela cheia, uma pergunta por vez) ===== */
.form-tela {
  position: fixed; inset: 0; z-index: 50; background: var(--off); color: var(--grafite);
  display: flex; flex-direction: column; overflow-y: auto;
  opacity: 0; transition: opacity .35s;
}
.form-tela.visivel { opacity: 1; }
.form-tela[hidden] { display: none; }
.form-topo { display: flex; justify-content: space-between; align-items: center; padding: 24px var(--margem); color: var(--azul); }
.form-fechar { background: none; border: 0; font-size: 34px; font-weight: 200; line-height: 1; color: var(--azul); }
.form-progresso { height: 2px; background: var(--linha); }
.form-progresso span { display: block; height: 100%; width: 0; background: var(--azul); transition: width .45s ease; }
.form { width: 100%; max-width: 680px; margin: auto; padding: 56px 24px 72px; }
.passo { display: none; }
.passo.ativo { display: block; animation: sobe .45s ease; }
@keyframes sobe { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.passo-num { font-size: 13px; letter-spacing: 0.1em; color: var(--champagne); margin-bottom: 14px; font-weight: 400; }
.passo h3 { font-size: clamp(28px, 3.4vw, 42px); font-weight: 200; margin-bottom: 36px; }
.rotulo { display: block; font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--azul-medio); margin: 26px 0 4px; font-weight: 400; }
.campo {
  width: 100%; border: 0; border-bottom: 1px solid rgba(19,37,89,.35); background: transparent;
  font-family: inherit; font-size: 24px; font-weight: 300; color: var(--azul); padding: 10px 0; outline: none; resize: vertical;
  transition: border-color .3s;
}
textarea.campo { font-size: 18px; }
.campo:focus { border-bottom-color: var(--azul); }
.opcoes { display: grid; gap: 10px; counter-reset: op; }
.opcoes label {
  counter-increment: op; display: flex; align-items: center; gap: 16px; cursor: pointer;
  border: 1px solid var(--linha); padding: 14px 18px; font-size: 17px; color: var(--azul); transition: background .25s, border-color .25s;
}
.opcoes label::before {
  content: counter(op, upper-alpha); flex: none; width: 26px; height: 26px; display: grid; place-items: center;
  border: 1px solid rgba(19,37,89,.3); font-size: 11px; font-weight: 400;
}
.opcoes label:hover { border-color: rgba(19,37,89,.4); background: rgba(216,210,198,.35); }
.opcoes input, .aceite input, .arquivo input { position: absolute; opacity: 0; pointer-events: none; }
.opcoes label:has(input:checked) { background: var(--azul); color: var(--off); border-color: var(--azul); }
.opcoes label:has(input:checked)::before { border-color: var(--champagne); color: var(--champagne); }
.opcoes label:has(input:focus-visible), .aceite:has(input:focus-visible), .arquivo:has(input:focus-visible) { outline: 2px solid var(--champagne); outline-offset: 2px; }
.arquivo {
  position: relative; display: flex; align-items: center; gap: 16px; cursor: pointer;
  border: 1px dashed rgba(19,37,89,.35); padding: 26px 22px; color: var(--azul); font-size: 16px; transition: background .25s;
}
.arquivo:hover { background: rgba(216,210,198,.35); }
.arquivo .ic { width: 26px; height: 26px; }
.aceite { position: relative; display: flex; gap: 16px; align-items: flex-start; cursor: pointer; font-size: 17px; color: var(--texto); }
.aceite::before { content: ""; flex: none; width: 22px; height: 22px; margin-top: 3px; border: 1px solid rgba(19,37,89,.4); }
.aceite:has(input:checked)::before { background: var(--azul) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12l4 4 8-8' fill='none' stroke='%23D9BF91' stroke-width='1.6'/%3E%3C/svg%3E") center / 18px no-repeat; border-color: var(--azul); }
.form-erro { margin-top: 18px; font-size: 14px; color: #9b3d3d; }
.form-navega { display: flex; align-items: center; gap: 14px; margin-top: 44px; flex-wrap: wrap; }
.form-navega .botao { padding: 15px 26px; }
.form-dica { font-size: 13px; color: #8a8c94; }
.passo-fim { text-align: center; }
.passo-fim p { color: var(--texto); margin: -16px 0 36px; }
.fim-monograma {
  display: block; width: 70px; aspect-ratio: 434.59 / 526.41; margin: 0 auto 34px; background-color: var(--champagne);
  -webkit-mask: url(icone-n.svg) no-repeat center / contain; mask: url(icone-n.svg) no-repeat center / contain;
}
.form-mel { position: absolute; width: 1px; height: 1px; opacity: 0; border: 0; left: -9999px; }

/* ===== Entrada suave ===== */
.revela { opacity: 0; transform: translateY(24px); transition: opacity 1s ease, transform 1s ease; }
.revela.visivel { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .revela, .passo.ativo { opacity: 1; transform: none; transition: none; animation: none; } }

/* ===== Responsivo ===== */
@media (max-width: 1080px) {
  .menu { display: none; }
  .numeros { grid-template-columns: 1fr 1fr; }
  .fases-lista { grid-template-columns: 1fr 1fr; row-gap: 56px; }
  .fases-lista::before { display: none; }
  .contato { grid-template-columns: 1fr; align-items: start; }
}
@media (max-width: 860px) {
  .caminhos, .servicos-colunas, .interface, .knx-grade { grid-template-columns: 1fr; }
}
@media (max-width: 780px) {
  .topo { padding: 16px; }
  .logo { width: 104px; }
  .topo-cta { display: none; }
  .hero { padding: 128px 16px 48px; }
  .hero-grade { grid-template-columns: 1fr; }
  .hero-monograma { display: none; }
  .numeros { margin-top: 64px; gap: 24px 20px; }
  .numeros span { font-size: 13px; }
  .manifesto { text-align: left; }
  .manifesto h2, .manifesto-texto { margin-left: 0; }
  .fases-lista { grid-template-columns: 1fr; }
  .canal { font-size: 16px; }
  .hero-acoes { gap: 28px; }
  .form-topo { padding: 16px; }
  .form { padding: 40px 16px 56px; }
  .campo { font-size: 20px; }
}

/* ===== Fotos de ambiente (banco de imagens, só clima: nunca legenda de obra) ===== */
.hero-foto { margin: 0; justify-self: end; width: 100%; max-width: 520px; aspect-ratio: 4 / 5; overflow: hidden; }
.hero-foto img { width: 100%; height: 100%; object-fit: cover; object-position: 40% center; display: block; }
.painel-foto { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; margin-bottom: 48px; }
@media (max-width: 780px) {
  .hero-grade { gap: 40px; }
  .hero-foto { justify-self: stretch; max-width: none; aspect-ratio: 4 / 3; }
  .painel-foto { margin-bottom: 36px; }
}

/* Telas reais do aplicativo (recoloridas no azul da Nica) passando no tablet */
.tablet-tela#telas { position: relative; display: block; padding: 0; overflow: hidden; background: #fff; }
#telas img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1s ease; }
#telas img.ativa { opacity: 1; }
.knx .caso { margin-top: 44px; }
.knx .caso p.caso-local { font-size: 11px; margin-bottom: 8px; color: var(--azul); }
.knx .caso p:not(.caso-local) { font-size: 15px; color: #5a5d68; margin-bottom: 0; }