/* Site institucional da BM Contabilidade.
   Tokens do sistema de design comum da BM (iguais aos sistemas) + as duas cores da marca (logo). */
:root {
  --background: #f6f8f8;
  --foreground: #101b1e;
  --card: #ffffff;
  --primary: #0b5f66;
  --primary-foreground: #ffffff;
  --muted: #edf1f1;
  --muted-foreground: #51626a;
  --accent: #dff0f0;
  --accent-foreground: #08474d;
  --border: #d5dcdd;
  --ring: #0b5f66;
  --shadow-sm: 0 1px 2px rgba(16, 27, 30, 0.08);
  --shadow-md: 0 4px 12px rgba(16, 27, 30, 0.12);
  --shadow-lg: 0 16px 40px rgba(16, 27, 30, 0.2);
  --radius: 6px;
  --duration-base: 160ms;
  --ease: cubic-bezier(0.2, 0, 0, 1);
  /* Marca (logo): verde e bege. */
  --marca-verde: #1e5245;
  --marca-bege: #e9dbc5;
  --marca-bege-forte: #dccaa9;
  --whatsapp: #128c4a;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --background: #0d1416;
    --foreground: #e8eeef;
    --card: #141d20;
    --primary: #4fc3cb;
    --primary-foreground: #06262a;
    --muted: #1c282b;
    --muted-foreground: #9fb0b6;
    --accent: #153b40;
    --accent-foreground: #b4e8ec;
    --border: #2a383c;
    --ring: #5cc8d0;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.7);
    --marca-verde: #9fd3bf;
    --marca-bege: #1d2522;
    --marca-bege-forte: #2a332f;
    --whatsapp: #2fb36a;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.pular { position: absolute; left: 16px; top: -100px; z-index: 50; padding: 8px 12px; background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow-md); }
.pular:focus { top: 12px; }
.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .wrap { padding: 0 32px; } }
svg.i { width: 20px; height: 20px; flex: none; }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 18px; border-radius: var(--radius);
  font-weight: 600; font-size: 15px; text-decoration: none; white-space: nowrap;
  border: 1px solid transparent;
  transition: background-color var(--duration-base) var(--ease), border-color var(--duration-base) var(--ease), box-shadow var(--duration-base) var(--ease);
}
.btn svg { width: 18px; height: 18px; }
.btn-primario { background: var(--primary); color: var(--primary-foreground); }
.btn-primario:hover { box-shadow: var(--shadow-md); filter: brightness(1.06); }
.btn-whats { background: var(--whatsapp); color: #fff; }
.btn-whats:hover { box-shadow: var(--shadow-md); filter: brightness(1.06); }
.btn-contorno { background: transparent; color: var(--foreground); border-color: var(--border); }
.btn-contorno:hover { border-color: var(--primary); }
.btn-grande { min-height: 52px; padding: 0 24px; font-size: 16px; }

/* Topo */
.topo {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(8px);
  -webkit-backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--border);
}
.topo .wrap { display: flex; align-items: center; gap: 16px; min-height: 68px; }
.marca { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; border-radius: var(--radius); }
.marca img { width: 40px; height: 40px; border-radius: 8px; }
.marca strong { font-size: 17px; font-weight: 700; letter-spacing: -0.01em; }
.nav { margin-left: auto; display: none; align-items: center; gap: 4px; }
.nav a.link { padding: 8px 10px; border-radius: var(--radius); text-decoration: none; font-size: 15px; color: var(--muted-foreground); font-weight: 500; }
.nav a.link:hover { color: var(--foreground); background: var(--muted); }
.acoes-topo { display: none; gap: 8px; margin-left: 8px; }
@media (min-width: 1024px) { .nav, .acoes-topo { display: flex; } .menu-movel { display: none; } }

/* Menu do celular (sem JavaScript: <details>). */
.menu-movel { margin-left: auto; }
.menu-movel summary {
  list-style: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 44px; padding: 0 12px; border: 1px solid var(--border); border-radius: var(--radius);
  font-weight: 500; font-size: 15px;
}
.menu-movel summary::-webkit-details-marker { display: none; }
.menu-movel[open] summary { background: var(--muted); }
.menu-movel .painel {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--card); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lg);
  padding: 8px 16px 16px; display: grid; gap: 4px;
}
.menu-movel .painel a.link { display: flex; align-items: center; min-height: 48px; padding: 0 8px; text-decoration: none; font-weight: 500; border-radius: var(--radius); }
.menu-movel .painel a.link:hover { background: var(--muted); }
.menu-movel .painel .btn { width: 100%; margin-top: 4px; }

/* Abertura */
.abertura { background: var(--marca-bege); overflow: hidden; }
.abertura .wrap { display: grid; gap: 32px; padding-top: 40px; padding-bottom: 48px; align-items: center; }
@media (min-width: 1024px) { .abertura .wrap { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 56px; padding-top: 72px; padding-bottom: 80px; } }
.selo {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 12px; border-radius: 999px;
  background: color-mix(in srgb, var(--marca-verde) 12%, transparent);
  color: var(--marca-verde); font-size: 14px; font-weight: 600;
}
.selo svg { width: 16px; height: 16px; }
h1 {
  margin: 16px 0 16px; font-size: 36px; line-height: 1.12; letter-spacing: -0.025em; font-weight: 800;
  color: var(--foreground);
}
h1 em { font-style: normal; color: var(--marca-verde); }
@media (min-width: 768px) { h1 { font-size: 52px; } }
.abertura .lead { margin: 0 0 28px; font-size: 18px; line-height: 1.6; color: color-mix(in srgb, var(--foreground) 78%, transparent); max-width: 56ch; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 479px) { .ctas .btn { width: 100%; } }
.garantias { margin: 24px 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14px; color: color-mix(in srgb, var(--foreground) 75%, transparent); }
.garantias li { display: inline-flex; align-items: center; gap: 6px; }
.garantias svg { width: 16px; height: 16px; color: var(--marca-verde); }
.foto-abertura { position: relative; }
.foto-abertura img { border-radius: 16px; box-shadow: var(--shadow-lg); aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }
.cartao-flutuante {
  position: absolute; left: -12px; bottom: -20px;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 12px; background: var(--card); box-shadow: var(--shadow-lg);
  font-size: 14px; line-height: 1.35; max-width: 280px;
}
.cartao-flutuante .icone { width: 40px; height: 40px; }
@media (max-width: 1023px) { .cartao-flutuante { left: 12px; bottom: -16px; } }

/* Seções */
.secao { padding: 64px 0; }
@media (min-width: 768px) { .secao { padding: 96px 0; } }
.secao-alt { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.sobretitulo { margin: 0 0 8px; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--primary); }
h2 { margin: 0 0 12px; font-size: 30px; line-height: 1.2; letter-spacing: -0.02em; font-weight: 800; }
@media (min-width: 768px) { h2 { font-size: 38px; } }
.cabecalho-secao { max-width: 680px; margin-bottom: 40px; }
.cabecalho-secao p:not(.sobretitulo) { margin: 0; color: var(--muted-foreground); font-size: 17px; }
h3 { margin: 0 0 8px; font-size: 18px; line-height: 1.35; font-weight: 700; }

.icone {
  flex: none; width: 48px; height: 48px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-foreground);
}
.icone svg { width: 24px; height: 24px; }

/* Diferenciais (faixa) */
.faixa { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) { .faixa { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .faixa { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.faixa li { display: flex; gap: 14px; align-items: flex-start; }
.faixa h3 { font-size: 16px; margin-bottom: 4px; }
.faixa p { margin: 0; font-size: 15px; color: var(--muted-foreground); }

/* Serviços */
.grade-servicos { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) { .grade-servicos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .grade-servicos { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.servico {
  height: 100%; padding: 24px; background: var(--card);
  border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow-sm);
  transition: border-color var(--duration-base) var(--ease), box-shadow var(--duration-base) var(--ease), transform var(--duration-base) var(--ease);
}
.servico:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.servico .icone { margin-bottom: 16px; }
.servico p { margin: 0 0 12px; color: var(--muted-foreground); font-size: 15px; }
.servico ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; font-size: 14px; }
.servico li { display: flex; gap: 8px; align-items: flex-start; }
.servico li svg { width: 16px; height: 16px; margin-top: 3px; color: var(--primary); flex: none; }

/* Texto de apoio abaixo do título */
.apoio { margin: 0 0 16px; color: var(--muted-foreground); font-size: 17px; }

/* Bloco com foto */
.dupla { display: grid; gap: 40px; align-items: center; }
@media (min-width: 1024px) { .dupla { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; } .dupla.invertida .foto { order: 2; } }
.dupla .foto img { border-radius: 16px; box-shadow: var(--shadow-md); aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }
.lista-recursos { margin: 24px 0 0; padding: 0; list-style: none; display: grid; gap: 20px; }
.lista-recursos li { display: flex; gap: 14px; align-items: flex-start; }
.lista-recursos h3 { font-size: 16px; margin-bottom: 2px; }
.lista-recursos p { margin: 0; font-size: 15px; color: var(--muted-foreground); }

/* Passos */
.passos { counter-reset: passo; display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); margin: 0; padding: 0; list-style: none; }
@media (min-width: 768px) { .passos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .passos { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.passos li { position: relative; padding: 24px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; }
.passos li::before {
  counter-increment: passo; content: counter(passo);
  display: grid; place-items: center; width: 36px; height: 36px; margin-bottom: 16px;
  border-radius: 999px; background: var(--primary); color: var(--primary-foreground); font-weight: 700;
}
.passos p { margin: 0; color: var(--muted-foreground); font-size: 15px; }

/* Segmento em destaque */
.destaque {
  display: grid; gap: 24px; padding: 32px; border-radius: 16px;
  background: var(--marca-bege); border: 1px solid var(--marca-bege-forte);
}
@media (min-width: 1024px) { .destaque { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); align-items: center; padding: 48px; } }
.destaque h2 { font-size: 28px; }
.destaque p { margin: 0 0 16px; color: color-mix(in srgb, var(--foreground) 78%, transparent); }
.destaque ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.destaque li { display: flex; gap: 8px; align-items: flex-start; font-size: 15px; }
.destaque li svg { width: 18px; height: 18px; margin-top: 3px; color: var(--marca-verde); flex: none; }

/* Perguntas */
.perguntas { display: grid; gap: 12px; max-width: 820px; }
.perguntas details { background: var(--card); border: 1px solid var(--border); border-radius: 12px; }
.perguntas summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px 20px; font-weight: 600; font-size: 16px; min-height: 56px; border-radius: 12px;
}
.perguntas summary::-webkit-details-marker { display: none; }
.perguntas summary svg { width: 20px; height: 20px; color: var(--muted-foreground); transition: transform var(--duration-base) var(--ease); flex: none; }
.perguntas details[open] summary svg { transform: rotate(180deg); }
.perguntas details p { margin: 0; padding: 0 20px 20px; color: var(--muted-foreground); }

/* Chamada final */
.chamada { background: var(--marca-verde); color: #fff; }
@media (prefers-color-scheme: dark) { .chamada { background: #133a31; } }
.chamada .wrap { display: grid; gap: 24px; padding-top: 64px; padding-bottom: 64px; align-items: center; }
@media (min-width: 1024px) { .chamada .wrap { grid-template-columns: minmax(0, 1fr) auto; } }
.chamada h2 { color: #fff; }
.chamada p { margin: 0; color: rgba(255, 255, 255, 0.85); font-size: 17px; max-width: 60ch; }
.chamada .btn-contorno { color: #fff; border-color: rgba(255, 255, 255, 0.5); }
.chamada .btn-contorno:hover { border-color: #fff; }
.chamada :focus-visible { outline-color: #fff; }

/* Contato */
.contatos { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); margin: 0; padding: 0; list-style: none; }
@media (min-width: 768px) { .contatos { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.contatos li { display: flex; gap: 14px; align-items: flex-start; padding: 20px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; }
.contatos h3 { font-size: 15px; margin-bottom: 2px; }
.contatos p, .contatos a { margin: 0; font-size: 15px; color: var(--muted-foreground); overflow-wrap: anywhere; }

/* Rodapé */
.rodape { padding: 48px 0 32px; border-top: 1px solid var(--border); font-size: 14px; color: var(--muted-foreground); }
.rodape .colunas { display: grid; gap: 32px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 768px) { .rodape .colunas { grid-template-columns: 1.4fr 1fr 1fr; } }
.rodape img.logo { width: 120px; height: 120px; border-radius: 12px; margin-bottom: 12px; }
.apoio-rodape { margin: 0; max-width: 40ch; }
.rodape h3 { font-size: 14px; color: var(--foreground); margin-bottom: 10px; }
.rodape ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; }
.rodape ul a { display: inline-flex; align-items: center; min-height: 32px; text-decoration: none; }
.rodape ul a:hover { color: var(--foreground); text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 767px) { .rodape ul a { min-height: 44px; } }
.rodape .base { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }

/* WhatsApp flutuante (celular) */
.whats-flutuante {
  position: fixed; right: 16px; bottom: 16px; z-index: 30;
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 52px; padding: 0 18px; border-radius: 999px;
  background: var(--whatsapp); color: #fff; font-weight: 600; text-decoration: none; box-shadow: var(--shadow-lg);
}
.whats-flutuante svg { width: 22px; height: 22px; }
@media (min-width: 1024px) { .whats-flutuante { display: none; } }
@media (max-width: 1023px) { .rodape { padding-bottom: 96px; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0ms !important; animation-duration: 0ms !important; }
}