/* ZarK System — tema high tech (index.html e toolbox.html) */
:root {
  --bg: #07090D;
  --bg2: #0C1016;
  --card: rgba(18, 23, 30, .72);
  --card-solido: #11161D;
  --borda: rgba(120, 160, 190, .16);
  --borda-forte: rgba(79, 195, 232, .45);
  --texto: #EEF2F6;
  --texto2: #8B95A1;
  --texto3: #C3CBD4;
  --ciano: #4FC3E8;
  --ciano-glow: rgba(79, 195, 232, .35);
  --vermelho: #F3564E;
  --vermelho-glow: rgba(243, 86, 78, .35);
  --verde: #3FB950;
  --amarelo: #F5C04A;
  --raio: 14px;
  --mono: 'JetBrains Mono', 'Consolas', monospace;
  --sans: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--texto); font-family: var(--sans); }
body { line-height: 1.6; overflow-x: hidden; }
a { color: var(--ciano); text-decoration: none; }
img, svg { max-width: 100%; }
::selection { background: var(--ciano); color: #000; }

/* Fundo: grade + brilhos */
.fundo { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.fundo::before {
  content: ""; position: absolute; inset: -50%;
  background-image:
    linear-gradient(rgba(79,195,232,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,195,232,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: perspective(900px) rotateX(58deg) translateY(-10%);
  mask-image: radial-gradient(ellipse at 50% 30%, #000 20%, transparent 65%);
  animation: grade 22s linear infinite;
}
.fundo::after {
  content: ""; position: absolute; width: 900px; height: 900px; left: 50%; top: -420px; transform: translateX(-50%);
  background: radial-gradient(circle, rgba(79,195,232,.16), transparent 60%);
}
.brilho-vermelho { position: absolute; width: 600px; height: 600px; right: -250px; top: 40%;
  background: radial-gradient(circle, rgba(243,86,78,.10), transparent 60%); }
@keyframes grade { to { background-position: 0 480px, 0 0; } }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* Topo */
.topo { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: rgba(7,9,13,.72); border-bottom: 1px solid var(--borda); }
.topo .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.marca { display: flex; align-items: center; gap: 10px; color: var(--texto); font-family: var(--mono); font-weight: 700; letter-spacing: 2px; font-size: 15px; }
.marca span { color: var(--vermelho); }
.marca .logo { width: 30px; height: 30px; }
.menu { display: flex; align-items: center; gap: 6px; }
.menu a { color: var(--texto3); font-size: 14px; padding: 8px 14px; border-radius: 8px; transition: .2s; }
.menu a:hover { color: var(--texto); background: rgba(255,255,255,.05); }
.menu a.destaque { color: #001018; background: var(--ciano); font-weight: 600; box-shadow: 0 0 20px var(--ciano-glow); }
.menu a.destaque:hover { filter: brightness(1.1); }
.btn-menu { display: none; background: none; border: 1px solid var(--borda); color: var(--texto); border-radius: 8px; padding: 8px 10px; cursor: pointer; }

/* Botões */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 24px; border-radius: 10px;
  font-family: var(--sans); font-weight: 600; font-size: 15px; cursor: pointer; border: 1px solid transparent; transition: .2s; }
.btn.primario { background: linear-gradient(135deg, #4FC3E8, #2E8FD0); color: #001018; box-shadow: 0 0 24px var(--ciano-glow); }
.btn.primario:hover { transform: translateY(-2px); box-shadow: 0 0 36px var(--ciano-glow); }
.btn.vermelho { background: linear-gradient(135deg, #F3564E, #C9302C); color: #fff; box-shadow: 0 0 24px var(--vermelho-glow); }
.btn.vermelho:hover { transform: translateY(-2px); box-shadow: 0 0 36px var(--vermelho-glow); }
.btn.contorno { border-color: var(--borda-forte); color: var(--texto); background: rgba(79,195,232,.06); }
.btn.contorno:hover { background: rgba(79,195,232,.14); }
.btn.bloco { width: 100%; }

/* Tipografia */
.tag-mono { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 12px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--ciano); border: 1px solid var(--borda-forte); background: rgba(79,195,232,.07); padding: 6px 12px; border-radius: 999px; }
.tag-mono .ponto { width: 7px; height: 7px; border-radius: 50%; background: var(--verde); box-shadow: 0 0 10px var(--verde); animation: pulsa 1.6s infinite; }
@keyframes pulsa { 50% { opacity: .35; } }
h1, h2, h3 { line-height: 1.12; margin: 0; letter-spacing: -.5px; }
h1 { font-size: clamp(38px, 6vw, 68px); font-weight: 700; }
h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 700; }
h3 { font-size: 19px; font-weight: 600; }
.grad { background: linear-gradient(90deg, #fff 0%, var(--ciano) 55%, #7FDBFF 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.grad-vermelho { background: linear-gradient(90deg, var(--vermelho), #FF8A7A); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--texto3); font-size: clamp(16px, 1.6vw, 19px); max-width: 620px; }
.muted { color: var(--texto2); }
.mono { font-family: var(--mono); }

section { padding: 96px 0; position: relative; }
.secao-topo { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.secao-topo h2 { margin: 16px 0 14px; }
.secao-topo p { color: var(--texto2); margin: 0; font-size: 17px; }

/* Cards */
.card { background: var(--card); border: 1px solid var(--borda); border-radius: var(--raio); padding: 28px; position: relative;
  backdrop-filter: blur(8px); transition: .25s; }
.card:hover { border-color: var(--borda-forte); }
.card .icone { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 18px;
  background: rgba(79,195,232,.1); border: 1px solid var(--borda-forte); color: var(--ciano); }
.card .icone svg { width: 22px; height: 22px; }
.card p { color: var(--texto2); margin: 10px 0 0; font-size: 15px; }
.cantos::before, .cantos::after { content: ""; position: absolute; width: 14px; height: 14px; border: 2px solid var(--ciano); opacity: .7; }
.cantos::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; border-top-left-radius: var(--raio); }
.cantos::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; border-bottom-right-radius: var(--raio); }

.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }

/* Hero */
.hero { padding: 110px 0 80px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1 { margin: 22px 0 20px; }
.hero .acoes { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.hero-stats { display: flex; gap: 36px; margin-top: 44px; flex-wrap: wrap; }
.hero-stats b { display: block; font-family: var(--mono); font-size: 22px; color: var(--texto); }
.hero-stats span { font-size: 13px; color: var(--texto2); }

/* Terminal */
.terminal { background: rgba(8,11,15,.92); border: 1px solid var(--borda); border-radius: var(--raio); overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.55), 0 0 0 1px rgba(79,195,232,.06), 0 0 60px rgba(79,195,232,.08); }
.terminal .barra { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--borda); background: rgba(255,255,255,.02); }
.terminal .barra i { width: 11px; height: 11px; border-radius: 50%; background: #2A313A; }
.terminal .barra i:nth-child(1) { background: var(--vermelho); }
.terminal .barra i:nth-child(2) { background: var(--amarelo); }
.terminal .barra i:nth-child(3) { background: var(--verde); }
.terminal .barra small { margin-left: auto; font-family: var(--mono); color: var(--texto2); font-size: 12px; }
.terminal pre { margin: 0; padding: 22px; font-family: var(--mono); font-size: 13.5px; line-height: 1.85; color: var(--texto3); min-height: 300px; white-space: pre-wrap; }
.terminal .c { color: var(--ciano); } .terminal .v { color: var(--verde); } .terminal .r { color: var(--vermelho); } .terminal .a { color: var(--amarelo); } .terminal .m { color: var(--texto2); }
.cursor { display: inline-block; width: 8px; height: 16px; background: var(--ciano); vertical-align: -3px; animation: pisca 1s steps(1) infinite; }
@keyframes pisca { 50% { opacity: 0; } }

/* Produtos (home) */
.produto-destaque { display: grid; grid-template-columns: 1fr 1fr; gap: 0; padding: 0; overflow: hidden; color: inherit; }
.produto-destaque:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(79,195,232,.12); }
.produto-destaque .info { padding: 40px; display: flex; flex-direction: column; }
.produto-destaque .info h3 { font-size: 30px; margin: 14px 0 12px; }
.produto-destaque .info ul { list-style: none; padding: 0; margin: 18px 0 28px; display: grid; gap: 10px; }
.produto-destaque .info li { display: flex; gap: 10px; color: var(--texto3); font-size: 15px; }
.produto-destaque .info li::before { content: "▸"; color: var(--ciano); }
.produto-destaque .info .btn { align-self: flex-start; margin-top: auto; }
.produto-destaque .visual { position: relative; min-height: 340px; background:
  radial-gradient(circle at 50% 50%, rgba(79,195,232,.22), transparent 60%),
  linear-gradient(135deg, #0B1118, #0A0E14); display: grid; place-items: center; border-left: 1px solid var(--borda); overflow: hidden; }
.produto-destaque .visual::before { content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(79,195,232,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(79,195,232,.08) 1px, transparent 1px);
  background-size: 28px 28px; mask-image: radial-gradient(circle, #000 30%, transparent 75%); }
.anel { position: absolute; border: 1px solid rgba(79,195,232,.35); border-radius: 50%; animation: gira 18s linear infinite; }
.anel.a1 { width: 220px; height: 220px; border-style: dashed; }
.anel.a2 { width: 300px; height: 300px; animation-direction: reverse; animation-duration: 30s; border-color: rgba(243,86,78,.25); }
.anel.a3 { width: 150px; height: 150px; border-width: 2px; border-color: transparent; border-top-color: var(--ciano); animation-duration: 3s; }
@keyframes gira { to { transform: rotate(360deg); } }
.logo-grande { width: 110px; height: 110px; position: relative; filter: drop-shadow(0 0 24px var(--ciano-glow)); }
.em-breve { opacity: .8; border-style: dashed; }
.em-breve .icone { background: rgba(255,255,255,.04); border-color: var(--borda); color: var(--texto2); }
.selo { font-family: var(--mono); font-size: 11px; letter-spacing: 1.5px; padding: 4px 10px; border-radius: 6px; display: inline-block; }
.selo.on { color: var(--verde); background: rgba(63,185,80,.1); border: 1px solid rgba(63,185,80,.35); }
.selo.off { color: var(--texto2); background: rgba(255,255,255,.04); border: 1px solid var(--borda); }
.selo.turbo { color: var(--vermelho); background: rgba(243,86,78,.1); border: 1px solid rgba(243,86,78,.35); }

/* Faixa */
.faixa { border-top: 1px solid var(--borda); border-bottom: 1px solid var(--borda); background: rgba(255,255,255,.015); padding: 22px 0; overflow: hidden; }
.faixa .trilho { display: flex; gap: 56px; white-space: nowrap; animation: rola 30s linear infinite; width: max-content; }
.faixa span { font-family: var(--mono); color: var(--texto2); font-size: 13px; letter-spacing: 2px; text-transform: uppercase; }
.faixa span b { color: var(--ciano); font-weight: 400; margin-right: 10px; }
@keyframes rola { to { transform: translateX(-50%); } }

/* Mock do app (toolbox) */
.app-mock { background: #0D1117; border: 1px solid var(--borda); border-radius: var(--raio); overflow: hidden;
  box-shadow: 0 30px 90px rgba(0,0,0,.6), 0 0 70px rgba(79,195,232,.1); font-size: 13px; }
.app-mock .titulo { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--borda); font-family: var(--mono); font-size: 12px; color: var(--texto2); }
.app-mock .titulo b { color: var(--texto); } .app-mock .titulo b span { color: var(--vermelho); }
.app-mock .corpo { display: grid; grid-template-columns: 54px 1fr; min-height: 330px; }
.app-mock .lateral { border-right: 1px solid var(--borda); padding: 12px 0; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.app-mock .lateral i { width: 26px; height: 26px; border-radius: 7px; background: rgba(255,255,255,.05); }
.app-mock .lateral i.ativo { background: rgba(79,195,232,.2); box-shadow: inset 0 0 0 1px var(--ciano); }
.app-mock .painel { padding: 16px; display: grid; gap: 12px; }
.medidores { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.medidor { background: rgba(255,255,255,.03); border: 1px solid var(--borda); border-radius: 10px; padding: 12px; }
.medidor small { color: var(--texto2); font-family: var(--mono); font-size: 11px; }
.medidor b { display: block; font-family: var(--mono); font-size: 20px; margin: 2px 0 8px; }
.barra-uso { height: 5px; border-radius: 9px; background: rgba(255,255,255,.07); overflow: hidden; }
.barra-uso i { display: block; height: 100%; border-radius: 9px; background: linear-gradient(90deg, var(--ciano), #7FDBFF); transition: width 1s; }
.barra-uso.quente i { background: linear-gradient(90deg, var(--amarelo), var(--vermelho)); }
.chat-mini { background: rgba(79,195,232,.05); border: 1px solid var(--borda); border-radius: 10px; padding: 12px; display: grid; gap: 8px; }
.balao { padding: 8px 12px; border-radius: 10px; max-width: 88%; line-height: 1.5; }
.balao.user { justify-self: end; background: rgba(255,255,255,.07); }
.balao.z { background: rgba(79,195,232,.12); border: 1px solid rgba(79,195,232,.3); }
.balao.z b { color: var(--ciano); font-family: var(--mono); }
.botoes-mock { display: flex; gap: 8px; }
.botoes-mock span { flex: 1; text-align: center; padding: 9px; border-radius: 8px; background: rgba(255,255,255,.04); border: 1px solid var(--borda); color: var(--texto3); font-size: 12px; }
.botoes-mock span.turbo { background: rgba(243,86,78,.12); border-color: rgba(243,86,78,.45); color: #FF9A92; }

/* Comparativo */
.comparativo { width: 100%; border-collapse: collapse; }
.comparativo th, .comparativo td { padding: 15px 18px; border-bottom: 1px solid var(--borda); text-align: left; font-size: 15px; }
.comparativo th { font-family: var(--mono); font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--texto2); font-weight: 500; }
.comparativo td:not(:first-child), .comparativo th:not(:first-child) { text-align: center; width: 150px; }
.comparativo .sim { color: var(--verde); font-weight: 700; } .comparativo .nao { color: #4A525C; }
.comparativo .col-turbo { background: rgba(243,86,78,.05); }

/* Z */
.z-secao { overflow: hidden; }
.z-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: center; }
.z-orbe { position: relative; width: 100%; max-width: 420px; aspect-ratio: 1; margin: 0 auto; display: grid; place-items: center; }
.z-orbe .nucleo { width: 46%; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; position: relative; z-index: 2;
  background: radial-gradient(circle at 35% 30%, #7FDBFF, #1C6E99 55%, #072233); box-shadow: 0 0 60px var(--ciano-glow), 0 0 140px rgba(79,195,232,.25), inset 0 0 40px rgba(0,0,0,.5);
  animation: respira 4s ease-in-out infinite; }
.z-orbe .nucleo span { font-family: var(--mono); font-weight: 800; font-size: clamp(56px, 9vw, 92px); color: #fff; text-shadow: 0 0 24px #9be6ff; }
@keyframes respira { 50% { transform: scale(1.05); box-shadow: 0 0 80px var(--ciano-glow), 0 0 180px rgba(79,195,232,.3), inset 0 0 40px rgba(0,0,0,.5); } }
.z-orbe .anel { inset: auto; }
.z-orbe .o1 { width: 66%; height: 66%; border-style: dashed; }
.z-orbe .o2 { width: 84%; height: 84%; animation-direction: reverse; animation-duration: 26s; }
.z-orbe .o3 { width: 100%; height: 100%; border-color: transparent; border-top-color: var(--ciano); border-right-color: rgba(243,86,78,.6); animation-duration: 6s; border-width: 2px; }
.z-chat { padding: 0; overflow: hidden; }
.z-chat .cab { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--borda); }
.z-chat .av { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; font-family: var(--mono); font-weight: 800; color: #fff;
  background: radial-gradient(circle at 35% 30%, #7FDBFF, #1C6E99 60%, #072233); box-shadow: 0 0 18px var(--ciano-glow); }
.z-chat .cab b { display: block; } .z-chat .cab small { color: var(--verde); font-family: var(--mono); font-size: 11px; }
.z-chat .msgs { padding: 20px; display: grid; gap: 12px; min-height: 360px; align-content: start; font-size: 14.5px; }
.z-chat .balao { opacity: 0; transform: translateY(8px); transition: .4s; }
.z-chat .balao.mostrar { opacity: 1; transform: none; }
.z-chat .acao { display: inline-flex; gap: 8px; margin-top: 8px; }
.z-chat .acao span { font-size: 12px; padding: 5px 10px; border-radius: 6px; background: var(--ciano); color: #001018; font-weight: 600; }
.z-chat .acao span.sec { background: rgba(255,255,255,.08); color: var(--texto3); }
.digitando { display: inline-flex; gap: 4px; } .digitando i { width: 6px; height: 6px; border-radius: 50%; background: var(--ciano); animation: pulsa 1s infinite; }
.digitando i:nth-child(2) { animation-delay: .2s; } .digitando i:nth-child(3) { animation-delay: .4s; }
.lista-z { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.lista-z li { display: flex; gap: 14px; align-items: flex-start; }
.lista-z li .n { flex: none; width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font-family: var(--mono); font-size: 12px;
  color: var(--ciano); border: 1px solid var(--borda-forte); background: rgba(79,195,232,.08); }
.lista-z li p { margin: 0; color: var(--texto3); } .lista-z li b { color: var(--texto); }
.exemplos { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.exemplos span { font-family: var(--mono); font-size: 12.5px; padding: 7px 12px; border-radius: 8px; border: 1px solid var(--borda); background: rgba(255,255,255,.03); color: var(--texto3); }

/* Passos */
.passo { counter-increment: passo; }
.passos { counter-reset: passo; }
.passo .num::before { content: "0" counter(passo); }
.passo .num { font-family: var(--mono); font-size: 13px; color: var(--ciano); letter-spacing: 2px; display: block; margin-bottom: 14px; }
.passo .num::after { content: ""; display: inline-block; width: 40px; height: 1px; background: var(--borda-forte); vertical-align: middle; margin-left: 10px; }

/* Dicas */
.dica { display: flex; gap: 16px; }
.dica .icone { flex: none; margin: 0; }
.dica h3 { font-size: 17px; }
.dica.alerta .icone { background: rgba(245,192,74,.1); border-color: rgba(245,192,74,.45); color: var(--amarelo); }

/* Planos */
.plano { text-align: center; display: flex; flex-direction: column; }
.plano .nome { font-family: var(--mono); letter-spacing: 3px; font-size: 13px; color: var(--texto2); }
.plano .preco { font-size: 46px; font-weight: 700; margin: 14px 0 4px; font-family: var(--sans); }
.plano .preco small { font-size: 18px; color: var(--texto2); font-weight: 500; }
.plano .per { color: var(--texto2); font-size: 14px; margin-bottom: 8px; }
.plano .eco { font-family: var(--mono); font-size: 12px; color: var(--verde); min-height: 18px; }
.plano ul { list-style: none; padding: 0; margin: 22px 0 28px; text-align: left; display: grid; gap: 9px; color: var(--texto3); font-size: 14.5px; }
.plano ul li::before { content: "✓"; color: var(--ciano); margin-right: 10px; font-weight: 700; }
.plano .btn { margin-top: auto; }
.plano.popular { border-color: var(--vermelho); box-shadow: 0 0 50px rgba(243,86,78,.15); transform: translateY(-8px); }
.plano.popular .faixa-pop { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--vermelho); color: #fff;
  font-family: var(--mono); font-size: 11px; letter-spacing: 2px; padding: 5px 14px; border-radius: 999px; box-shadow: 0 0 20px var(--vermelho-glow); white-space: nowrap; }
.pagamento { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 36px; color: var(--texto2); font-size: 14px; text-align: center; }
.pagamento .pill { font-family: var(--mono); font-size: 12px; padding: 6px 12px; border-radius: 8px; border: 1px solid var(--borda); color: var(--texto3); background: rgba(255,255,255,.03); }
.teste-gratis { margin-top: 44px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  background: linear-gradient(135deg, rgba(79,195,232,.12), rgba(243,86,78,.08)); border-color: var(--borda-forte); }
.teste-gratis h3 { font-size: 22px; } .teste-gratis p { margin: 6px 0 0; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--card); border: 1px solid var(--borda); border-radius: 12px; padding: 0 22px; transition: .2s; }
.faq details[open] { border-color: var(--borda-forte); }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--ciano); font-size: 20px; line-height: 1; transition: .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 18px; color: var(--texto2); }

/* CTA final */
.cta-final { text-align: center; padding: 64px 32px; background:
  radial-gradient(circle at 50% 0%, rgba(79,195,232,.2), transparent 60%), var(--card); border-color: var(--borda-forte); }
.cta-final h2 { margin-bottom: 14px; } .cta-final p { color: var(--texto2); margin: 0 auto 30px; max-width: 560px; }
.cta-final .acoes { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Rodapé */
.rodape { border-top: 1px solid var(--borda); padding: 44px 0 36px; color: var(--texto2); font-size: 14px; }
.rodape .container { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.rodape nav { display: flex; gap: 20px; flex-wrap: wrap; } .rodape nav a { color: var(--texto2); } .rodape nav a:hover { color: var(--texto); }

/* Migalha */
.migalha { font-family: var(--mono); font-size: 12px; color: var(--texto2); letter-spacing: 1px; }
.migalha a { color: var(--texto2); } .migalha a:hover { color: var(--ciano); }

/* Revelar ao rolar */
.revela { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.revela.visivel { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revela, .z-chat .balao { opacity: 1; transform: none; }
}

/* Responsivo */
@media (max-width: 980px) {
  .hero-grid, .z-grid, .produto-destaque { grid-template-columns: 1fr; }
  .produto-destaque .visual { border-left: 0; border-top: 1px solid var(--borda); min-height: 260px; order: -1; }
  .g3, .g4 { grid-template-columns: repeat(2, 1fr); }
  .plano.popular { transform: none; }
}
@media (max-width: 720px) {
  section { padding: 72px 0; }
  .container { padding: 0 16px; }
  .hero { padding: 64px 0 56px; }
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .btn-menu { display: block; }
  .menu { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch; padding: 12px 16px 18px;
    background: rgba(7,9,13,.97); border-bottom: 1px solid var(--borda); }
  .menu.aberto { display: flex; }
  .menu a { padding: 12px 14px; }
  .produto-destaque .info { padding: 28px 22px; }
  .card { padding: 22px; }
  .medidores { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
  .medidor { padding: 8px; } .medidor b { font-size: 15px; }
  .comparativo th, .comparativo td { padding: 12px 8px; font-size: 13.5px; }
  .comparativo td:not(:first-child), .comparativo th:not(:first-child) { width: 70px; }
  .tabela-wrap { overflow-x: auto; }
  .teste-gratis .btn { width: 100%; }
}