/* BD2 Tech, identidade visual
   Tinta #0B0F14 (herdada de Matheus Abrahan) + Teal #0D9488/#2DD4BF (herdada da DBC Tech) + Ciano #0EA5E9/#67E8F9
   O teal é o único acento: botões, links e os pontos "no ar". O degradê fica só no logo. */
:root {
  --tinta: #0B0F14;
  --fundo: #0B0F14;
  --fundo-2: #10161E;
  --cartao: #131B24;
  --borda: #1F2A36;
  --texto: #E6EDF3;
  --suave: #9AA8B6;
  --apagado: #7A8998;
  --teal: #2DD4BF;
  --teal-escuro: #0D9488;
  --ciano: #67E8F9;
  --raio: 14px;
  --fonte-titulo: "Space Grotesk", "Inter", system-ui, sans-serif;
  --fonte: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--fundo); color: var(--texto); font-family: var(--fonte); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--ciano); }
h1, h2, h3 { font-family: var(--fonte-titulo); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2.3rem, 5vw, 3.75rem); font-weight: 700; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.wrap--estreito { max-width: 800px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--teal); color: var(--tinta); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* Botões */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5em; background: var(--teal); color: var(--tinta); padding: .8em 1.4em; border-radius: 999px; border: 0; cursor: pointer; font: inherit; font-weight: 600; transition: background-color .15s; text-align: center; }
.btn:hover { color: var(--tinta); background: var(--ciano); }
.btn--sm { padding: .5em 1.1em; font-size: .92rem; }
.btn--lg { padding: 1em 1.7em; font-size: 1.03rem; }
.btn--full { width: 100%; }
.btn--ghost { background: transparent; color: var(--texto); box-shadow: inset 0 0 0 1.5px var(--borda); }
.btn--ghost:hover { background: transparent; color: var(--texto); box-shadow: inset 0 0 0 1.5px var(--teal); }
.btn[disabled] { opacity: .6; cursor: wait; }

/* Topo */
.topo { position: sticky; top: 0; z-index: 50; background: rgba(11, 15, 20, .86); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.topo.rolou { border-bottom-color: var(--borda); }
.topo__in { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.marca img { height: 40px; width: auto; }
.menu { display: flex; align-items: center; gap: 28px; }
.menu a:not(.btn) { color: var(--suave); font-size: .95rem; font-weight: 500; }
.menu a:not(.btn):hover { color: var(--texto); }
.burger { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 10px; }
.burger span { display: block; height: 2px; background: var(--texto); margin: 6px 0; transition: transform .2s; }
.burger[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* Hero */
.hero { padding: 80px 0 88px; }
.hero__in { display: grid; grid-template-columns: 1.25fr 1fr; gap: 64px; align-items: center; }
.lead { font-size: 1.16rem; color: var(--suave); max-width: 34em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 14px; }
.hero__nota { font-size: .92rem; color: var(--suave); margin: 0; }

/* Painel "No ar agora": o destaque da página */
.painel { background: var(--fundo-2); border: 1px solid var(--borda); border-radius: 18px; padding: 8px 0 0; }
.painel__topo { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 16px 22px 14px; border-bottom: 1px solid var(--borda); }
.painel__topo h2 { font-size: 1.05rem; margin: 0; letter-spacing: -0.01em; }
.painel__topo span { font-size: .85rem; color: var(--apagado); }
.painel__lista { list-style: none; margin: 0; padding: 6px 0; }
.painel__lista li { display: grid; grid-template-columns: 10px 1fr; column-gap: 14px; padding: 12px 22px; border-bottom: 1px solid rgba(31, 42, 54, .6); }
.painel__lista li:last-child { border-bottom: 0; }
.painel__lista strong { grid-column: 2; font-family: var(--fonte-titulo); font-weight: 600; font-size: 1rem; line-height: 1.3; }
.painel__lista span:not(.ponto) { grid-column: 2; font-size: .88rem; color: var(--suave); line-height: 1.4; }
.painel__lista a { grid-column: 2; font-size: .85rem; overflow-wrap: anywhere; }
.ponto { grid-row: 1 / span 3; align-self: start; margin-top: .45em; width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 3px rgba(45, 212, 191, .16); }
.painel__pe { margin: 0; padding: 14px 22px 18px; border-top: 1px solid var(--borda); font-size: .88rem; color: var(--suave); }

/* Única animação automática da página: os pontos acendem em sequência ao carregar */
@media (prefers-reduced-motion: no-preference) {
  .ponto { animation: acende .5s ease-out both; }
  .painel__lista li:nth-child(2) .ponto { animation-delay: .15s; }
  .painel__lista li:nth-child(3) .ponto { animation-delay: .3s; }
  .painel__lista li:nth-child(4) .ponto { animation-delay: .45s; }
  .painel__lista li:nth-child(5) .ponto { animation-delay: .6s; }
  .painel__lista li:nth-child(6) .ponto { animation-delay: .75s; }
}
@keyframes acende {
  from { background: var(--borda); box-shadow: 0 0 0 0 rgba(45, 212, 191, 0); }
  60% { box-shadow: 0 0 0 7px rgba(45, 212, 191, .25); }
}

/* Faixa */
.faixa { border-block: 1px solid var(--borda); background: var(--fundo-2); }
.faixa .faixa__in { display: flex; align-items: baseline; gap: 22px; padding-block: 18px; }
.faixa span { font-size: .92rem; color: var(--suave); white-space: nowrap; }
.faixa ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 22px; }
.faixa li { color: var(--texto); font-weight: 500; font-size: .95rem; }

/* Seções */
.sec { padding: 96px 0; }
.sec--alt { background: var(--fundo-2); }
.sec__head { max-width: 46em; margin-bottom: 48px; }
.sec__head p { color: var(--suave); font-size: 1.08rem; }
.sec__head p:last-child { margin-bottom: 0; }
.kicker { font-size: .95rem; color: var(--teal); font-weight: 600; margin-bottom: 10px; }
.extra { margin: 40px 0 0; color: var(--suave); max-width: 46em; }

/* Serviços: três grupos em colunas, itens separados por linha */
.grupos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.grupo h3 { font-size: 1.3rem; padding-bottom: 14px; margin-bottom: 0; border-bottom: 2px solid var(--teal); }
.grupo ul { list-style: none; margin: 0; padding: 0; }
.grupo li { padding: 20px 0; border-bottom: 1px solid var(--borda); }
.grupo strong { display: block; font-weight: 600; margin-bottom: 4px; }
.grupo p { color: var(--suave); font-size: .95rem; margin: 0 0 8px; }
.grupo a { font-weight: 600; font-size: .92rem; }

/* Setores */
.setores { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--borda); border: 1px solid var(--borda); border-radius: var(--raio); overflow: hidden; }
.setores li { background: var(--fundo-2); padding: 28px; }
.setores strong { display: block; font-family: var(--fonte-titulo); font-size: 1.12rem; margin-bottom: 6px; }
.setores span { color: var(--suave); font-size: .95rem; }

/* Cases: lista em duas colunas, sem caixas */
.cases { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 56px; }
.case { padding: 28px 0; border-top: 1px solid var(--borda); display: grid; grid-template-columns: 1fr; }
.case h3 { font-size: 1.4rem; margin-bottom: 2px; }
.case__tipo { color: var(--teal); font-size: .92rem; font-weight: 500; margin-bottom: 10px; }
.case p:not(.case__tipo) { color: var(--suave); font-size: .97rem; margin-bottom: 12px; }
.case a { font-weight: 600; font-size: .93rem; justify-self: start; overflow-wrap: anywhere; }

/* Passos: linha do tempo */
.passos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; position: relative; }
.passos::before { content: ""; position: absolute; left: 20px; right: 20px; top: 20px; height: 1px; background: var(--borda); }
.passos li { position: relative; }
.passos span { position: relative; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--fundo-2); border: 1.5px solid var(--teal); color: var(--teal); font-family: var(--fonte-titulo); font-weight: 700; margin-bottom: 18px; }
.passos p { color: var(--suave); font-size: .96rem; margin: 0; }

/* Sócios: dois blocos com o símbolo b+d no meio */
.socios { display: grid; grid-template-columns: 1fr auto 1fr; gap: 40px; align-items: stretch; }
.socio { padding: 28px; border: 1px solid var(--borda); border-radius: var(--raio); }
.socio p { color: var(--suave); font-size: .96rem; }
.socio a { font-weight: 600; font-size: .93rem; }
.socios__simbolo { width: 96px; height: 96px; align-self: center; }

/* FAQ */
.faq details { max-width: 46em; }
details { border-bottom: 1px solid var(--borda); padding: 20px 0; }
summary { cursor: pointer; font-family: var(--fonte-titulo); font-size: 1.15rem; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--teal); font-size: 1.5rem; line-height: 1; transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--suave); margin: 12px 0 0; }

/* Contato */
.contato__in { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.contato__txt > p { color: var(--suave); font-size: 1.08rem; }
.checks { list-style: none; padding: 0; margin: 24px 0 32px; }
.checks li { padding-left: 30px; position: relative; margin-bottom: 10px; }
.checks li::before { content: ""; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 50%; background: var(--teal); }
.checks li::after { content: ""; position: absolute; left: 6px; top: calc(.35em + 4px); width: 5px; height: 9px; border: solid var(--tinta); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.contato__alt { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; padding-top: 24px; border-top: 1px solid var(--borda); }
.contato__alt p { width: 100%; margin: 0; color: var(--suave); font-size: .95rem; }
.mail { font-weight: 500; }

.form { background: var(--cartao); border: 1px solid var(--borda); border-radius: 20px; padding: 32px; }
.campo { margin-bottom: 16px; min-width: 0; }
.linha { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: block; font-size: .88rem; font-weight: 500; margin-bottom: 6px; color: var(--texto); }
input, select, textarea { width: 100%; font: inherit; font-size: 1rem; color: var(--texto); background: var(--fundo); border: 1px solid var(--borda); border-radius: 10px; padding: 12px 14px; transition: border-color .15s, box-shadow .15s; }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%239AA8B6' stroke-width='2'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
textarea { resize: vertical; min-height: 110px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(45, 212, 191, .18); }
input::placeholder, textarea::placeholder { color: var(--apagado); }
.invalido { border-color: #F87171 !important; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.aceite { display: flex; gap: 10px; align-items: flex-start; font-size: .86rem; color: var(--suave); font-weight: 400; margin: 6px 0 20px; }
.aceite input { width: 18px; height: 18px; flex: 0 0 auto; margin-top: 2px; accent-color: var(--teal-escuro); }
.form__status { margin: 14px 0 0; font-size: .95rem; min-height: 1.5em; }
.form__status.ok { color: var(--teal); }
.form__status.erro { color: #F87171; }
.form__status .btn { margin-top: 10px; }
.sucesso { text-align: center; padding: 24px 8px; }
.sucesso h3 { font-size: 1.5rem; }
.sucesso p { color: var(--suave); }

/* Rodapé */
.rodape { border-top: 1px solid var(--borda); padding: 56px 0 28px; background: var(--fundo-2); }
.rodape__in { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.rodape__in p { color: var(--suave); font-size: .92rem; margin-top: 14px; }
.rodape__in nav, .rodape__in > div:last-child { display: flex; flex-direction: column; gap: 8px; }
.rodape__in nav a, .rodape__in > div:last-child a { color: var(--suave); font-size: .94rem; }
.rodape__in a:hover { color: var(--texto); }
.rodape__copy { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--borda); color: var(--apagado); font-size: .85rem; }

/* WhatsApp flutuante */
.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 58px; height: 58px; border-radius: 50%; background: #25D366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .6); }
.wa-float:hover { color: #fff; }
.wa-float svg { width: 30px; height: 30px; }

/* Página interna */
.pagina { padding: 64px 0 96px; }
.pagina h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
.pagina h2 { font-size: 1.35rem; margin-top: 2em; }
.pagina p, .pagina li { color: var(--suave); }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Responsivo */
@media (max-width: 1024px) {
  .hero__in, .contato__in { grid-template-columns: 1fr; gap: 48px; }
  .grupos { grid-template-columns: 1fr; gap: 40px; max-width: 46em; }
  .setores { grid-template-columns: repeat(2, 1fr); }
  .passos { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .passos::before { display: none; }
  .socios { grid-template-columns: 1fr; justify-items: start; gap: 20px; }
  .socios__simbolo { width: 64px; height: 64px; order: -1; }
}
@media (max-width: 860px) {
  .burger { display: block; }
  .menu { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--fundo); border-bottom: 1px solid var(--borda); padding: 8px 20px 20px; transform: translateY(-120%); transition: transform .25s; visibility: hidden; }
  .menu.aberto { transform: none; visibility: visible; }
  .menu a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--borda); font-size: 1.05rem; }
  .menu .btn { margin-top: 16px; }
  .cases { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .sec { padding: 72px 0; }
  .hero { padding: 48px 0 64px; }
  .hero__cta .btn { width: 100%; }
  .setores, .passos, .linha, .rodape__in { grid-template-columns: 1fr; }
  .socio { width: 100%; }
  .faixa .faixa__in { flex-direction: column; gap: 8px; }
  .faixa span { white-space: normal; }
  .form { padding: 22px; }
  .marca img { height: 34px; }
  .painel__topo, .painel__lista li, .painel__pe { padding-inline: 18px; }
}
@media (prefers-reduced-motion: reduce) { .menu { transition: none; } }