:root {
    --primary: #367588;
    --secondary: #2A9D8F;
    --dark-teal: #1B6C7A;
    --deep: #12424C;
    --light-blue: #A8DADC;
    --bg: #F4FAF8;
    --surface: #FFFFFF;
    --text: #13232B;
    --muted: #51646C;
    --line: #DCE8E6;
    --ok: #1F8A4C;
    --warn: #B4531F;
    --radius: 18px;
    --shadow: 0 10px 30px rgba(18, 66, 76, .10);
    --shadow-lg: 0 24px 60px rgba(18, 66, 76, .18);
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 84px; }
  body {
    margin: 0; font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: var(--text); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; display: block; }
  a { color: var(--primary); }
  h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6em; color: var(--text); }
  p { margin: 0 0 1em; }
  .container { width: min(1160px, 100% - 32px); margin-inline: auto; }
  .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
  .skip-link { position: absolute; left: 12px; top: -60px; background: var(--deep); color: #fff; padding: 10px 16px; border-radius: 10px; z-index: 300; }
  .skip-link:focus { top: 12px; }
  :focus-visible { outline: 3px solid #F4A261; outline-offset: 3px; border-radius: 6px; }

  /* Botões */
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; font: inherit; font-weight: 700;
    padding: .85em 1.5em; border-radius: 999px; border: 2px solid transparent; cursor: pointer; text-decoration: none;
    transition: transform .2s, background .2s, box-shadow .2s, color .2s; white-space: nowrap; }
  .btn:hover { transform: translateY(-2px); }
  .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(54,117,136,.30); }
  .btn-primary:hover { background: var(--dark-teal); }
  .btn-light { background: #fff; color: var(--dark-teal); }
  .btn-outline { border-color: rgba(255,255,255,.85); color: #fff; background: transparent; }
  .btn-outline:hover { background: #fff; color: var(--dark-teal); }
  .btn-ghost { border-color: var(--primary); color: var(--primary); background: transparent; }
  .btn-ghost:hover { background: var(--primary); color: #fff; }
  .btn-whats { background: #1FAF55; color: #fff; }
  .btn-whats:hover { background: #178A43; }
  .btn-block { width: 100%; }

  /* Cabeçalho */
  .header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92); backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--line); }
  .header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
  .logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-size: 1.15rem; letter-spacing: .02em; }
  .logo-mark { width: 38px; height: 38px; border-radius: 11px; background: linear-gradient(135deg, var(--dark-teal), var(--secondary));
    color: #fff; display: grid; place-items: center; font-weight: 800; }
  .logo b { color: var(--primary); font-weight: 800; }
  .logo span { color: var(--text); font-weight: 600; }
  .nav { display: flex; align-items: center; gap: 4px; }
  .nav a { color: var(--muted); text-decoration: none; font-weight: 500; padding: 8px 12px; border-radius: 10px; font-size: .95rem; }
  .nav a:hover, .nav a.active { color: var(--primary); background: #EAF4F3; }
  .nav .btn { margin-left: 8px; padding: .65em 1.15em; }
  .nav a.btn-primary, .nav a.btn-primary:hover { color: #fff; }
  .nav a.btn-primary { background: var(--primary); }
  .nav a.btn-primary:hover { background: var(--dark-teal); }
  .menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; color: var(--text); font-size: 1.4rem; }

  /* Hero */
  .hero { position: relative; overflow: hidden; color: #fff;
    background: radial-gradient(1200px 500px at 85% -10%, rgba(168,218,220,.35), transparent 60%),
                linear-gradient(135deg, var(--deep) 0%, var(--dark-teal) 45%, var(--secondary) 100%); }
  .hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; padding: 84px 0 96px; }
  .badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.25);
    padding: 6px 14px; border-radius: 999px; font-size: .88rem; font-weight: 600; margin-bottom: 18px; }
  .hero h1 { color: #fff; font-size: clamp(2.1rem, 4.6vw, 3.4rem); font-weight: 800; letter-spacing: -.02em; }
  .hero p.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: rgba(255,255,255,.9); max-width: 36em; }
  .hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 26px; }
  .hero-points { display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; padding: 0; margin: 0; color: rgba(255,255,255,.92); font-weight: 500; }
  .hero-points i { color: #A8F0D8; margin-right: 6px; }
  .hero-card { background: rgba(255,255,255,.97); color: var(--text); border-radius: 24px; padding: 28px; box-shadow: var(--shadow-lg); }
  .hero-card h2 { font-size: 1.25rem; display: flex; align-items: center; gap: 10px; }
  .hero-card .lock { width: 42px; height: 42px; border-radius: 12px; background: #E3F3F1; color: var(--dark-teal); display: grid; place-items: center; }
  .hero-card ul { list-style: none; padding: 0; margin: 14px 0 22px; display: grid; gap: 10px; }
  .hero-card li { display: flex; gap: 10px; align-items: flex-start; color: var(--muted); }
  .hero-card li i { color: var(--secondary); margin-top: 4px; }
  .hero-card small { display: block; text-align: center; color: var(--muted); margin-top: 12px; }

  /* Seções */
  section { padding: 88px 0; }
  .section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
  .eyebrow { display: inline-block; color: var(--secondary); font-weight: 700; text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; margin-bottom: 10px; }
  .section-head h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -.015em; }
  .section-head p { color: var(--muted); font-size: 1.05rem; }
  .bg-white { background: var(--surface); }

  /* Números */
  .stats { margin-top: -48px; position: relative; z-index: 5; }
  .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .stat { background: var(--surface); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); text-align: center; border: 1px solid var(--line); }
  .stat i { font-size: 1.4rem; color: var(--secondary); }
  .stat strong { display: block; font-size: 1.05rem; margin: 8px 0 2px; }
  .stat span { color: var(--muted); font-size: .92rem; }

  /* Cards */
  .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: 0 2px 8px rgba(18,66,76,.04);
    transition: transform .25s, box-shadow .25s, border-color .25s; display: flex; flex-direction: column; }
  .card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--light-blue); }
  .icon { width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; font-size: 1.45rem; margin-bottom: 18px;
    background: linear-gradient(135deg, #E3F3F1, #D4ECEF); color: var(--dark-teal); }
  .card h3 { font-size: 1.15rem; }
  .card p { color: var(--muted); margin-bottom: 0; }
  .card .card-link { margin-top: auto; padding-top: 16px; font-weight: 700; text-decoration: none; }

  /* Botão Entrar fixo no celular (no computador ele já está no menu) */
  .header-login { display: none; padding: .55em 1em; font-size: .92rem; margin-left: auto; }

  #rEconomia { white-space: pre-line; }

  /* Tabela comparativa dos regimes */
  .table-wrap { overflow-x: auto; margin: 6px 0 16px; border: 1px solid var(--line); border-radius: 14px; }
  .compare { width: 100%; border-collapse: collapse; font-size: .95rem; min-width: 560px; }
  .compare th, .compare td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
  .compare thead th { background: var(--bg); font-size: .82rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
  .compare tbody th { font-weight: 700; }
  .compare tbody th small { display: block; font-weight: 400; color: var(--muted); font-size: .8rem; margin-top: 3px; }
  .compare tbody tr:last-child th, .compare tbody tr:last-child td { border-bottom: 0; }
  .compare tr.best { background: #EAF7F0; }
  .compare td .pill { display: inline-block; margin: 0 4px 4px 0; }
  .compare .pill-best { background: #DDF3E6; color: var(--ok); }
  .compare .pill-current { background: #E5EEF8; color: #1D4F86; }
  .compare .pill-no { background: #FDECEA; color: #A3261B; }
  .compare .pill-ok { background: #EEF2F2; color: var(--muted); }
  .compare .pill-warn { background: #FDF0E3; color: var(--warn); }

  /* Texto de destaque do topo */
  .hero p.lead-highlight { font-size: clamp(1.15rem, 2vw, 1.4rem); line-height: 1.6; color: rgba(255,255,255,.92); max-width: 32em; }
  .lead-highlight b { color: #A8F0D8; font-weight: 700; }

  /* Destaque da alíquota da CBS */
  .rate-highlight { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center; margin: 14px 0 4px;
    padding: 18px 20px; border-radius: 18px; background: linear-gradient(135deg, #FFF8EC, #FDF0E3); border: 1px solid #F3D3AE; }
  .timeline .rate-highlight p { color: var(--muted); }
  .rate-text h4 { margin: 0 0 6px; font-size: 1.02rem; }
  .rate-number { text-align: center; background: #fff; border-radius: 18px; padding: 14px 22px; box-shadow: var(--shadow); }
  .rate-number span { display: block; font-size: .78rem; font-weight: 800; letter-spacing: .1em; color: var(--warn); text-transform: uppercase; }
  .rate-number strong { display: block; font-size: clamp(2.2rem, 5vw, 3rem); line-height: 1.1; color: var(--deep); }
  .rate-text h3 { margin-bottom: 6px; }
  .rate-text p { color: var(--muted); margin-bottom: 8px; }
  .rate-text a { font-weight: 700; text-decoration: none; }
  @media (max-width: 640px) { .rate-highlight { grid-template-columns: 1fr; text-align: center; } }

  /* Selo do registro no CRC */
  .crc-badge { display: inline-flex; align-items: center; gap: 10px; background: #E3F3F1; color: var(--deep); border: 1px solid var(--light-blue);
    padding: 10px 14px; border-radius: 14px; font-size: .95rem; }
  .crc-badge i { color: var(--secondary); font-size: 1.15rem; }

  /* Reforma: linha do tempo */
  .timeline { list-style: none; padding: 0; margin: 0 auto 44px; max-width: 900px; position: relative; }
  .timeline::before { content: ""; position: absolute; left: 22px; top: 8px; bottom: 8px; width: 3px; background: linear-gradient(var(--secondary), var(--light-blue)); border-radius: 3px; }
  .timeline li { position: relative; padding: 0 0 26px 64px; }
  .timeline li::before { content: ""; position: absolute; left: 13px; top: 6px; width: 21px; height: 21px; border-radius: 50%; background: #fff; border: 4px solid var(--secondary); }
  .timeline li.now::before { background: var(--secondary); box-shadow: 0 0 0 6px rgba(42,157,143,.2); }
  .timeline .year { display: inline-block; font-weight: 800; color: var(--dark-teal); font-size: .95rem; letter-spacing: .04em; }
  .timeline h3 { font-size: 1.15rem; margin: 2px 0 6px; }
  .timeline p { color: var(--muted); margin: 0; }
  .tag { display: inline-block; vertical-align: middle; margin-left: 6px; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
    background: #E1F4E8; color: var(--ok); padding: 3px 9px; border-radius: 999px; }
  .impacts { margin-bottom: 36px; }
  .cta-band { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; padding: 26px 30px; border-radius: 22px; color: #fff;
    background: linear-gradient(135deg, var(--deep), var(--dark-teal)); box-shadow: var(--shadow); }
  .cta-band h3 { color: #fff; margin-bottom: 4px; }
  .cta-band p { margin: 0; color: rgba(255,255,255,.85); }

  /* Portal */
  .portal { background: linear-gradient(180deg, var(--bg) 0%, #E6F2F1 100%); }
  .portal-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
  .feature-list { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .feature-list li { display: flex; gap: 12px; align-items: flex-start; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
  .feature-list i { color: var(--secondary); font-size: 1.1rem; margin-top: 3px; }
  .feature-list b { display: block; font-size: .98rem; }
  .feature-list span { color: var(--muted); font-size: .88rem; }
  .mock { background: var(--surface); border-radius: 24px; box-shadow: var(--shadow-lg); overflow: hidden; border: 1px solid var(--line); }
  .mock-bar { display: flex; gap: 6px; padding: 12px 16px; background: #F0F5F5; border-bottom: 1px solid var(--line); }
  .mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: #CBD8D8; }
  .mock-body { padding: 22px; display: grid; gap: 14px; }
  .mock-hero { background: linear-gradient(135deg, #1E4FBF, #2F6FE6); color: #fff; border-radius: 16px; padding: 18px 20px; }
  .mock-hero b { font-size: 1.1rem; }
  .mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .mock-kpi { border: 1px solid var(--line); border-radius: 14px; padding: 12px; font-size: .82rem; color: var(--muted); }
  .mock-kpi strong { display: block; font-size: 1rem; color: var(--text); }
  .mock-row { display: flex; justify-content: space-between; align-items: center; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; font-size: .9rem; }
  .pill { font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: #E1F4E8; color: var(--ok); }
  .pill.wait { background: #FDF0E3; color: var(--warn); }
  .secure-note { display: flex; gap: 10px; align-items: center; color: var(--muted); font-size: .9rem; margin-top: 14px; }
  .secure-note i { color: var(--ok); }
  .portal-offline { display: none; margin-top: 14px; background: #FFF7EC; border: 1px solid #F3D3AE; color: #7A4A12; padding: 12px 14px; border-radius: 12px; font-size: .92rem; }

  /* Simuladores */
  .tabs { display: flex; justify-content: center; gap: 8px; margin-bottom: 26px; flex-wrap: wrap; }
  .tab { font: inherit; font-weight: 700; padding: .7em 1.3em; border-radius: 999px; border: 2px solid var(--line); background: var(--surface); color: var(--muted); cursor: pointer; }
  .tab[aria-selected="true"] { background: var(--primary); color: #fff; border-color: var(--primary); }
  .sim { max-width: 880px; margin: 0 auto; background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 32px; box-shadow: var(--shadow); }
  .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
  .field { display: flex; flex-direction: column; gap: 6px; }
  .field.full { grid-column: 1 / -1; }
  label { font-weight: 600; font-size: .95rem; }
  .hint { color: var(--muted); font-size: .84rem; font-weight: 400; }
  input, select, textarea { font: inherit; padding: .8em 1em; border: 1.5px solid #C9D9D7; border-radius: 12px; background: #fff; color: var(--text); width: 100%; }
  input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(54,117,136,.15); outline: none; }
  .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: .9rem; color: var(--muted); }
  .check input { width: auto; margin-top: 4px; }
  .form-actions { margin-top: 22px; }
  .form-error { display: none; color: #A3261B; background: #FDECEA; border: 1px solid #F4C7C2; padding: 10px 14px; border-radius: 12px; margin-top: 14px; font-size: .92rem; }
  .result { display: none; margin-top: 26px; border-top: 1px dashed var(--line); padding-top: 24px; }
  .result h3 { color: var(--dark-teal); }
  .result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 16px 0; }
  .result-box { background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
  .result-box span { color: var(--muted); font-size: .84rem; display: block; }
  .result-box strong { font-size: 1.08rem; }
  .result-box strong.big { font-size: 1.35rem; color: var(--dark-teal); }
  .note { background: #EEF6FB; border: 1px solid #CFE3F1; color: #23475E; padding: 12px 14px; border-radius: 12px; font-size: .92rem; }
  .legal { color: var(--muted); font-size: .8rem; margin-top: 14px; }
  .result-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

  /* Como funciona */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: step; }
  .step { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px 24px; }
  .step::before { counter-increment: step; content: counter(step); position: absolute; top: -18px; left: 24px; width: 38px; height: 38px; border-radius: 50%;
    background: var(--secondary); color: #fff; font-weight: 800; display: grid; place-items: center; box-shadow: 0 6px 14px rgba(42,157,143,.35); }
  .step p { color: var(--muted); margin: 0; }

  /* Sobre */
  .about { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
  .about img { border-radius: 24px; box-shadow: var(--shadow-lg); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
  .about p { color: var(--muted); }
  .values { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
  .values div { display: flex; gap: 10px; align-items: center; font-weight: 600; }
  .values i { color: var(--secondary); }

  /* FAQ */
  .faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
  details { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 4px 22px; }
  summary { cursor: pointer; font-weight: 700; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
  summary::-webkit-details-marker { display: none; }
  summary::after { content: "+"; font-size: 1.4rem; color: var(--primary); line-height: 1; }
  details[open] summary::after { content: "−"; }
  details p { color: var(--muted); padding-bottom: 14px; margin: 0; }

  /* Contato */
  .contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; }
  .info-list { display: grid; gap: 18px; margin: 22px 0; }
  .info-item { display: flex; gap: 14px; align-items: flex-start; }
  .info-item .icon { width: 46px; height: 46px; font-size: 1.1rem; margin: 0; flex: none; }
  .info-item h4 { margin: 0 0 2px; font-size: 1rem; }
  .info-item p, .info-item a { margin: 0; color: var(--muted); text-decoration: none; }
  .form-card { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 30px; box-shadow: var(--shadow); }
  .success { display: none; text-align: center; padding: 30px 10px; }
  .success i { font-size: 3rem; color: var(--ok); }
  .hp { position: absolute; left: -9999px; }

  /* Rodapé */
  footer { background: var(--deep); color: rgba(255,255,255,.8); padding: 60px 0 28px; }
  footer h3, footer h4 { color: #fff; }
  footer a { color: rgba(255,255,255,.8); text-decoration: none; }
  footer a:hover { color: #fff; }
  .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
  .footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
  .social { display: flex; gap: 10px; }
  .social a { width: 42px; height: 42px; border-radius: 50%; background: rgba(255,255,255,.1); display: grid; place-items: center; font-size: 1.1rem; }
  .social a:hover { background: var(--secondary); }
  .footer-bottom { border-top: 1px solid rgba(255,255,255,.15); margin-top: 40px; padding-top: 22px; display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; font-size: .9rem; }
  .linklike { background: none; border: 0; color: inherit; font: inherit; text-decoration: underline; cursor: pointer; padding: 0; }

  /* Flutuantes */
  .floats { position: fixed; right: 20px; bottom: 20px; display: grid; gap: 12px; z-index: 90; }
  .float { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-size: 1.7rem; text-decoration: none;
    box-shadow: 0 10px 24px rgba(0,0,0,.22); transition: transform .2s; }
  .float:hover { transform: scale(1.08); }
  .float.whats { background: #25D366; }
  .float.insta { background: linear-gradient(45deg, #405de6, #833ab4, #c13584, #e1306c, #fd1d1d); }

  /* Privacidade (diálogo) */
  dialog { border: 0; border-radius: 22px; padding: 0; width: min(720px, 100% - 32px); box-shadow: var(--shadow-lg); }
  dialog::backdrop { background: rgba(10, 30, 36, .55); }
  .dialog-body { padding: 28px 30px; max-height: 75vh; overflow: auto; }
  .dialog-body h3 { margin-top: 1.2em; font-size: 1.05rem; }
  .dialog-body p, .dialog-body li { color: var(--muted); font-size: .95rem; }
  .dialog-foot { padding: 16px 30px 24px; display: flex; justify-content: flex-end; }

  /* Animação suave ao aparecer */
  .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
  .reveal.visible { opacity: 1; transform: none; }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .btn, .card, .float { transition: none; }
  }

  /* Responsivo */
  @media (max-width: 980px) {
    .hero-inner, .portal-wrap, .about, .contact { grid-template-columns: 1fr; }
    .hero-inner { padding: 56px 0 84px; }
    .grid-3, .steps { grid-template-columns: 1fr 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 860px) {
    .menu-toggle { display: block; }
    .header-login { display: inline-flex; }
    .logo { white-space: nowrap; }
    .nav { position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 2px; background: #fff;
      border-bottom: 1px solid var(--line); padding: 10px 16px 18px; display: none; box-shadow: var(--shadow); }
    .nav.open { display: flex; }
    .nav a { padding: 12px; }
    .nav .btn { display: none; } /* o "Entrar" já fica fixo no cabeçalho */
  }
  @media (max-width: 430px) {
    .logo { font-size: 1rem; gap: 8px; }
    .logo-mark { display: none; }
    .header-login { padding: .5em .85em; }
  }
  @media (max-width: 640px) {
    section { padding: 64px 0; }
    .grid-3, .steps, .form-grid, .result-grid, .feature-list, .values, .footer-grid, .mock-kpis { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .sim, .form-card { padding: 22px; }
    .hero-ctas .btn { width: 100%; }
    .floats { right: 14px; bottom: 14px; }
    .float { width: 50px; height: 50px; font-size: 1.5rem; }
    .steps { gap: 30px; }
  }