/* ProNewton · site de divulgação
   Identidade do app: azul profundo, laranja e amarelo; Montserrat. */
:root {
  --azul-profundo: #0b1033;
  --azul-noite: #12183d;
  --azul: #2c3675;
  --azul-claro: #4b5bb5;
  --laranja: #ec8335;
  --amarelo: #ffc107;
  --branco: #ffffff;
  --texto: #1d2140;
  --texto-suave: #5b6080;
  --fundo-claro: #f6f7fb;
  --vidro: rgba(255, 255, 255, 0.06);
  --vidro-borda: rgba(255, 255, 255, 0.12);
  --raio: 18px;
  --sombra: 0 20px 60px rgba(8, 12, 40, 0.18);
  --grad: linear-gradient(100deg, var(--laranja), var(--amarelo));
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Montserrat", system-ui, sans-serif;
  color: var(--texto);
  background: var(--branco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code, .mono { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.92em; }
.container { width: min(1180px, 100% - 40px); margin-inline: auto; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
sup { font-size: 0.65em; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; font-family: inherit; white-space: nowrap;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s;
}
.btn:focus-visible { outline: 3px solid var(--amarelo); outline-offset: 3px; }
.btn-primario { background: var(--grad); color: #1a1205; box-shadow: 0 10px 30px rgba(236, 131, 53, .35); }
.btn-primario:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(236, 131, 53, .5); }
.btn-primario .seta { transition: transform .25s; }
.btn-primario:hover .seta { transform: translateX(4px); }
.btn-fantasma { background: rgba(255,255,255,.06); color: var(--branco); border-color: rgba(255,255,255,.25); backdrop-filter: blur(6px); }
.btn-fantasma:hover { background: rgba(255,255,255,.14); }
.btn-pequeno { padding: 9px 18px; font-size: 13.5px; }
.btn-largo { width: 100%; justify-content: center; }

/* ---------- Navegação ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px max(20px, calc((100% - 1180px) / 2));
  transition: background .3s, padding .3s, box-shadow .3s;
}
.nav.rolado { background: rgba(11, 16, 51, .82); backdrop-filter: blur(14px); padding-block: 10px; box-shadow: 0 8px 30px rgba(0,0,0,.25); }
.nav-logo img { height: 40px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a:not(.btn) { color: rgba(255,255,255,.82); font-weight: 600; font-size: 14.5px; position: relative; }
.nav-links a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0; background: var(--grad); transition: width .25s; }
.nav-links a:not(.btn):hover { color: var(--branco); }
.nav-links a:not(.btn):hover::after { width: 100%; }
.nav-links .btn { background: var(--grad); color: #1a1205; }
.nav-menu { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-menu span { display: block; width: 24px; height: 2px; background: var(--branco); margin: 5px 0; transition: transform .3s, opacity .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: radial-gradient(1200px 600px at 75% 30%, #27306e 0%, transparent 60%),
              linear-gradient(160deg, var(--azul-profundo) 0%, var(--azul-noite) 55%, #1a2160 100%);
  color: var(--branco); overflow: hidden; padding: 120px 0 80px;
}
#rede-hero, #rede-cta { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-brilho { position: absolute; width: 700px; height: 700px; right: -150px; top: -120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(236,131,53,.22), transparent 65%); filter: blur(10px); animation: respirar 8s ease-in-out infinite; pointer-events: none; }
@keyframes respirar { 50% { transform: scale(1.12); opacity: .7; } }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(620px 520px at 22% 50%, rgba(11,16,51,.78), rgba(11,16,51,.35) 60%, transparent 80%); }
.hero-conteudo { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.selo {
  display: inline-flex; align-items: center; gap: 10px; padding: 7px 16px; border-radius: 999px;
  background: rgba(255,255,255,.07); border: 1px solid var(--vidro-borda); font-size: 13px; font-weight: 600; color: rgba(255,255,255,.9);
  backdrop-filter: blur(6px);
}
.ponto-vivo { width: 8px; height: 8px; border-radius: 50%; background: var(--amarelo); box-shadow: 0 0 0 0 rgba(255,193,7,.7); animation: pulso 1.8s infinite; }
@keyframes pulso { 70% { box-shadow: 0 0 0 10px rgba(255,193,7,0); } 100% { box-shadow: 0 0 0 0 rgba(255,193,7,0); } }
.hero h1 { font-size: clamp(36px, 5vw, 62px); line-height: 1.08; font-weight: 800; letter-spacing: -0.02em; margin: 22px 0 18px; }
.lead { font-size: clamp(16px, 1.4vw, 18.5px); color: rgba(255,255,255,.78); max-width: 590px; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 38px; }
.hero-fatos { list-style: none; display: flex; flex-wrap: wrap; gap: 30px; }
.hero-fatos li { display: flex; flex-direction: column; }
.hero-fatos strong { font-size: 20px; font-weight: 800; color: var(--amarelo); }
.hero-fatos span { font-size: 12.5px; color: rgba(255,255,255,.6); }
.rolar { z-index: 1; position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); width: 26px; height: 42px; border: 2px solid rgba(255,255,255,.35); border-radius: 14px; }
.rolar span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--amarelo); animation: rolar 1.8s infinite; }
@keyframes rolar { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* Janela do app */
.janela-app {
  background: rgba(14, 19, 56, .72); border: 1px solid var(--vidro-borda); border-radius: 20px;
  box-shadow: 0 40px 100px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter: blur(16px); overflow: hidden; transform-style: preserve-3d;
  animation: flutuar 7s ease-in-out infinite;
}
@keyframes flutuar { 50% { translate: 0 -10px; } }
.janela-barra { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: rgba(255,255,255,.04); border-bottom: 1px solid var(--vidro-borda); }
.bolinha { width: 11px; height: 11px; border-radius: 50%; }
.bolinha.v { background: #ff5f57; } .bolinha.a { background: #febc2e; } .bolinha.d { background: #28c840; }
.janela-titulo { margin-left: 10px; font-size: 12.5px; color: rgba(255,255,255,.65); font-weight: 600; }
.chip-ok { white-space: nowrap; margin-left: auto; font-size: 11.5px; font-weight: 700; color: #4ade80; background: rgba(74,222,128,.12); padding: 4px 10px; border-radius: 999px; transition: opacity .4s; }
.chip-ok.calculando { color: var(--amarelo); background: rgba(255,193,7,.12); }
.unifilar { width: 100%; height: auto; display: block; }
.grade-svg path { stroke: rgba(255,255,255,.05); stroke-width: 1; }
.ligacoes path { fill: none; stroke: rgba(255,255,255,.22); stroke-width: 2.2; }
.fluxo use { fill: none; stroke: url(#gLinha); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 2 26; filter: url(#brilho); animation: fluir 1.6s linear infinite; }
.fluxo use.lento { animation-duration: 2.6s; }
.fluxo use.rapido { animation-duration: 1.1s; }
@keyframes fluir { to { stroke-dashoffset: -28; } }
.barras rect { fill: #e8ebff; filter: url(#brilho); }
.gerador circle { fill: none; stroke: var(--amarelo); stroke-width: 2.4; }
.gerador line, .carga line { stroke: rgba(255,255,255,.55); stroke-width: 2; }
.gerador text { fill: var(--amarelo); font-weight: 800; font-size: 14px; text-anchor: middle; }
.carga path { fill: rgba(255,255,255,.8); }
.rotulos text { font-size: 11px; fill: rgba(255,255,255,.55); }
.rotulos .nome { fill: rgba(255,255,255,.85); font-weight: 700; }
.rotulos .valor { fill: #4ade80; font-family: "JetBrains Mono", monospace; }
.rotulos .fluxo-txt { fill: var(--amarelo); font-family: "JetBrains Mono", monospace; font-size: 10.5px; }
.janela-rodape { display: flex; justify-content: space-between; gap: 16px; padding: 14px 18px; border-top: 1px solid var(--vidro-borda); background: rgba(255,255,255,.03); }
.mini-conv span, .kpis-mini small { font-size: 11px; color: rgba(255,255,255,.55); display: block; }
.spark { width: 160px; height: 40px; }
.spark polyline { fill: none; stroke: var(--amarelo); stroke-width: 2; stroke-dasharray: 200; stroke-dashoffset: 200; animation: desenhar 2.4s ease forwards infinite; }
.spark circle { fill: #4ade80; }
@keyframes desenhar { 60%, 100% { stroke-dashoffset: 0; } }
.kpis-mini { display: flex; gap: 22px; align-items: center; }
.kpis-mini b { font-family: "JetBrains Mono", monospace; font-size: 14px; color: var(--branco); }

/* ---------- Faixa de destaques ---------- */
.faixa { background: var(--azul-noite); color: var(--branco); padding: 46px 0; border-top: 1px solid rgba(255,255,255,.06); }
.faixa-itens { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.contador b { display: block; font-size: clamp(30px, 3.2vw, 42px); font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.contador span { font-size: 13.5px; color: rgba(255,255,255,.65); }

/* ---------- Seções ---------- */
.secao { padding: 110px 0; position: relative; }
.secao-escura { background: linear-gradient(170deg, var(--azul-noite), var(--azul-profundo)); color: var(--branco); }
.secao-escura p { color: rgba(255,255,255,.75); }
.secao-clara { background: var(--fundo-claro); }
.titulo-secao { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.sobretitulo { display: inline-block; font-size: 12.5px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--laranja); margin-bottom: 12px; }
h2 { font-size: clamp(28px, 3.4vw, 44px); line-height: 1.15; font-weight: 800; letter-spacing: -0.015em; margin-bottom: 16px; }
.titulo-secao p { color: var(--texto-suave); font-size: 17px; }
.duas-colunas { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; }
.alinhar-centro { align-items: center; }

/* Recursos */
.grade-recursos { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 22px; }
.cartao {
  position: relative; padding: 28px; border-radius: var(--raio); background: var(--branco);
  border: 1px solid #e8eaf3; box-shadow: 0 6px 24px rgba(20, 28, 80, .05);
  transition: box-shadow .3s, border-color .3s; transform-style: preserve-3d; overflow: hidden;
}
.cartao::before { content: ""; position: absolute; inset: 0; background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(236,131,53,.10), transparent 45%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.cartao:hover { box-shadow: var(--sombra); border-color: rgba(236,131,53,.35); }
.cartao:hover::before { opacity: 1; }
.cartao .icone {
  width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; font-size: 24px; font-weight: 800;
  color: var(--branco); background: linear-gradient(140deg, var(--azul), var(--azul-claro)); margin-bottom: 18px;
  box-shadow: 0 8px 20px rgba(44,54,117,.3);
}
.cartao h3 { font-size: 18px; margin-bottom: 8px; }
.cartao p { color: var(--texto-suave); font-size: 14.5px; }
.cartao.destaque { background: linear-gradient(150deg, var(--azul), var(--azul-noite)); color: var(--branco); border: 0; }
.cartao.destaque p { color: rgba(255,255,255,.78); }
.cartao.destaque .icone { background: var(--grad); color: #1a1205; }

/* Caixa de vidro */
.lista-check { list-style: none; margin-top: 26px; display: grid; gap: 12px; }
.lista-check li { position: relative; padding-left: 34px; color: rgba(255,255,255,.85); }
.lista-check li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 800; color: #1a1205; background: var(--grad); }
.demo-vidro { background: rgba(255,255,255,.05); border: 1px solid var(--vidro-borda); border-radius: 22px; padding: 22px; backdrop-filter: blur(10px); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.vidro-topo { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.passos { display: flex; gap: 6px; }
.passos span { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 800; background: rgba(255,255,255,.1); color: rgba(255,255,255,.6); transition: all .3s; }
.passos span.ativo { background: var(--grad); color: #1a1205; transform: scale(1.12); box-shadow: 0 0 18px rgba(236,131,53,.6); }
.passos span.feito { background: rgba(74,222,128,.2); color: #4ade80; }
.vidro-iter { font-size: 13px; font-weight: 700; color: var(--amarelo); }
.vidro-formula { font-family: "JetBrains Mono", monospace; font-size: 13.5px; padding: 12px 16px; border-radius: 12px; background: linear-gradient(90deg, rgba(44,54,117,.7), rgba(18,24,61,.7)); border: 1px solid var(--vidro-borda); color: var(--branco); min-height: 46px; transition: opacity .3s; }
.vidro-matriz { display: grid; grid-template-columns: repeat(8, 1fr); gap: 3px; margin: 16px 0; }
.vidro-matriz i { aspect-ratio: 1.6; border-radius: 4px; background: rgba(255,255,255,.05); font-style: normal; font-size: 9.5px; font-family: "JetBrains Mono", monospace; display: grid; place-items: center; color: transparent; transition: background .4s, color .4s, transform .4s; }
.vidro-matriz i.h { background: rgba(96,140,255,.35); color: #dfe7ff; }
.vidro-matriz i.n { background: rgba(255,170,90,.32); color: #ffe9d4; }
.vidro-matriz i.m { background: rgba(190,140,255,.32); color: #f0e4ff; }
.vidro-matriz i.l { background: rgba(80,220,150,.32); color: #dcffe9; }
.vidro-matriz i.y { background: rgba(255,255,255,.18); color: #fff; }
.vidro-matriz i.pisca { transform: scale(1.08); }
.vidro-grafico span { font-size: 12px; color: rgba(255,255,255,.6); }
.barras-log { display: flex; align-items: flex-end; gap: 10px; height: 110px; margin-top: 8px; padding: 0 4px; border-bottom: 1px dashed rgba(74,222,128,.5); position: relative; }
.barras-log::after { content: "tolerância 10⁻⁸"; position: absolute; right: 0; bottom: 4px; font-size: 10.5px; color: #4ade80; }
.barras-log div { flex: 1; border-radius: 6px 6px 0 0; background: var(--grad); position: relative; transition: height .6s cubic-bezier(.2,.8,.2,1), opacity .4s; opacity: .25; }
.barras-log div.visivel { opacity: 1; }
.barras-log div.ok { background: linear-gradient(180deg, #4ade80, #16a34a); }
.barras-log div b { position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-size: 10px; font-family: "JetBrains Mono", monospace; color: rgba(255,255,255,.85); white-space: nowrap; font-weight: 600; }
.vidro-controles { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 18px; }
#vidro-texto { font-weight: 700; font-size: 14px; text-align: center; }

/* Análises */
.demo-pv { background: var(--branco); border-radius: 22px; padding: 20px; border: 1px solid #e8eaf3; box-shadow: var(--sombra); }
.demo-pv-topo { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.demo-pv-topo span { font-size: 12.5px; color: var(--texto-suave); }
#curva-pv { width: 100%; height: 340px; display: block; cursor: crosshair; }
.pv-legenda { display: flex; gap: 18px; font-size: 12.5px; margin-top: 6px; flex-wrap: wrap; }
.t-azul { color: var(--azul); } .t-vermelho { color: #e53935; } .t-laranja { color: var(--laranja); }
.item-analise { padding: 18px 0 18px 22px; border-left: 3px solid #e8eaf3; transition: border-color .3s; }
.item-analise:hover { border-color: var(--laranja); }
.item-analise h3 { font-size: 19px; margin-bottom: 6px; }
.item-analise p { color: var(--texto-suave); font-size: 15px; }
.demo-contingencia { margin-top: 12px; display: flex; align-items: center; gap: 14px; background: var(--fundo-claro); padding: 10px 14px; border-radius: 14px; }
.demo-contingencia svg { width: 240px; height: 72px; flex-shrink: 0; }
.demo-contingencia .lc { fill: none; stroke: var(--azul); stroke-width: 3; stroke-dasharray: 3 9; animation: fluir 1.2s linear infinite; transition: stroke .4s; }
.demo-contingencia .lc.fora { stroke: #e53935; stroke-dasharray: 6 6; animation: none; opacity: .6; }
.demo-contingencia .lc.sobre { stroke: var(--laranja); animation-duration: .45s; }
.demo-contingencia rect { fill: var(--azul-noite); }
.demo-contingencia text { font-size: 12px; font-weight: 700; fill: var(--azul); font-family: "JetBrains Mono", monospace; text-anchor: middle; }
.demo-contingencia text.alerta { fill: #e53935; }
.c-status { font-size: 13px; font-weight: 700; color: #16a34a; }
.c-status.alerta { color: #e53935; }

/* Linha do tempo */
.linha-tempo { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; position: relative; }
.linha-tempo::before { content: ""; position: absolute; top: 28px; left: 8%; right: 8%; height: 3px; background: linear-gradient(90deg, var(--azul), var(--laranja), var(--amarelo)); border-radius: 3px; opacity: .3; }
.linha-tempo li { position: relative; text-align: center; }
.linha-tempo .num { width: 58px; height: 58px; margin: 0 auto 18px; border-radius: 50%; display: grid; place-items: center; font-size: 22px; font-weight: 800; color: var(--branco); background: linear-gradient(140deg, var(--azul), var(--azul-claro)); box-shadow: 0 10px 26px rgba(44,54,117,.35); position: relative; }
.linha-tempo li:hover .num { background: var(--grad); color: #1a1205; }
.linha-tempo h3 { font-size: 18px; margin-bottom: 6px; }
.linha-tempo p { color: var(--texto-suave); font-size: 14.5px; }

/* Validação */
.validacoes { list-style: none; display: grid; gap: 16px; }
.validacoes li { display: flex; gap: 16px; padding: 18px 20px; border-radius: 16px; background: rgba(255,255,255,.05); border: 1px solid var(--vidro-borda); transition: transform .3s, background .3s; }
.validacoes li:hover { transform: translateX(6px); background: rgba(255,255,255,.08); }
.validacoes li > span { flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; color: #1a1205; background: var(--grad); }
.validacoes b { font-size: 16px; }
.validacoes p { font-size: 14px; margin-top: 2px; }

/* Público */
.grade-publico { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.publico { padding: 30px 24px; border-radius: var(--raio); background: linear-gradient(180deg, var(--branco), var(--fundo-claro)); border: 1px solid #e8eaf3; transition: box-shadow .3s; text-align: center; }
.publico:hover { box-shadow: var(--sombra); }
.publico .emoji { font-size: 40px; margin-bottom: 12px; }
.publico h3 { margin-bottom: 8px; }
.publico p { color: var(--texto-suave); font-size: 14.5px; }

/* CTA / contato */
.secao-cta { background: linear-gradient(150deg, var(--azul-profundo), var(--azul) 120%); color: var(--branco); overflow: hidden; }
.cta-conteudo { position: relative; display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.cta-conteudo p { color: rgba(255,255,255,.78); font-size: 17px; }
.formulario { background: rgba(255,255,255,.07); border: 1px solid var(--vidro-borda); border-radius: 22px; padding: 28px; backdrop-filter: blur(14px); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 18px; }
.campos .largo { grid-column: 1 / -1; }
.formulario label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; color: rgba(255,255,255,.85); }
.formulario small { font-weight: 500; color: rgba(255,255,255,.5); }
.formulario input, .formulario select, .formulario textarea {
  font: inherit; font-size: 14.5px; color: var(--branco); background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18); border-radius: 12px; padding: 12px 14px; outline: none; transition: border-color .2s, background .2s; resize: vertical;
}
.formulario select option { color: var(--texto); }
.formulario input:focus, .formulario select:focus, .formulario textarea:focus { border-color: var(--amarelo); background: rgba(255,255,255,.12); }
.formulario .invalido { border-color: #ff6b6b; }
.aviso-form { margin-top: 12px; font-size: 14px; min-height: 22px; text-align: center; }
.aviso-form.ok { color: #4ade80; } .aviso-form.erro { color: #ff8a8a; }
.formulario.enviado .campos, .formulario.enviado #enviar { display: none; }
.formulario.enviado .aviso-form { font-size: 18px; font-weight: 700; padding: 30px 0; }

/* Rodapé */
.rodape { background: var(--azul-profundo); color: rgba(255,255,255,.6); padding: 40px 0; text-align: center; font-size: 14px; }
.rodape-logo { height: 44px; width: auto; margin: 0 auto 14px; opacity: .9; }
.pequeno { font-size: 12.5px; margin-top: 6px; opacity: .7; }

/* ---------- Animações de entrada ---------- */
.revelar { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.revelar.visivel { opacity: 1; transform: none; }
.grade-recursos .revelar:nth-child(3n+2), .grade-publico .revelar:nth-child(2), .linha-tempo .revelar:nth-child(2) { transition-delay: .08s; }
.grade-recursos .revelar:nth-child(3n), .grade-publico .revelar:nth-child(3), .linha-tempo .revelar:nth-child(3) { transition-delay: .16s; }
.grade-publico .revelar:nth-child(4), .linha-tempo .revelar:nth-child(4) { transition-delay: .24s; }

/* ---------- Responsivo ---------- */
@media (max-width: 1020px) {
  .hero-conteudo, .duas-colunas, .cta-conteudo { grid-template-columns: 1fr; }
  .janela-app { max-width: 620px; }
  .faixa-itens, .grade-publico { grid-template-columns: repeat(2, 1fr); }
  .linha-tempo { grid-template-columns: repeat(2, 1fr); }
  .linha-tempo::before { display: none; }
}
@media (max-width: 760px) {
  .nav-menu { display: block; }
  .nav-links { position: fixed; inset: 64px 12px auto 12px; flex-direction: column; align-items: stretch; gap: 4px; padding: 14px; border-radius: 18px;
    background: rgba(11,16,51,.96); backdrop-filter: blur(16px); box-shadow: 0 20px 50px rgba(0,0,0,.4);
    opacity: 0; pointer-events: none; transform: translateY(-10px); transition: opacity .25s, transform .25s; }
  .nav-links.aberto { opacity: 1; pointer-events: auto; transform: none; }
  .nav-links a:not(.btn) { padding: 10px 12px; }
  .nav-links .btn { justify-content: center; margin-top: 6px; }
  .nav.menu-aberto .nav-menu span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.menu-aberto .nav-menu span:nth-child(2) { opacity: 0; }
  .nav.menu-aberto .nav-menu span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-logo img { height: 32px; }
  .secao { padding: 80px 0; }
  .faixa-itens, .grade-publico, .linha-tempo, .campos { grid-template-columns: 1fr; }
  .janela-rodape { flex-direction: column; }
  .janela-titulo { display: none; }
  #vidro-texto { font-size: 12.5px; }
  .vidro-controles .btn { padding: 8px 12px; }
  .kpis-mini { justify-content: space-between; }
  .demo-contingencia { flex-direction: column; align-items: flex-start; }
  .demo-contingencia svg { width: 100%; }
  #curva-pv { height: 280px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revelar { opacity: 1; transform: none; }
}