/* ===== Design tokens ===== */
:root {
  --navy: #0a1733;
  --navy-2: #0f2147;
  --navy-soft: #16264d;
  --green: #1fd99b;
  --green-dark: #14b07e;
  --blue: #0fb6d6;
  --ink: #1a2435;
  --muted: #6b7890;
  --line: #e6ebf2;
  --bg: #ffffff;
  --bg-soft: #f4f6fa;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(10, 23, 51, .12);
  --container: 1140px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Poppins", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.accent { color: var(--green); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: inherit; font-weight: 600; font-size: .9rem;
  padding: 12px 26px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .15s ease, background .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--green); color: #042b20; }
.btn-primary:hover { background: var(--green-dark); color: #fff; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover { background: rgba(255,255,255,.1); }
.btn-block { width: 100%; }
.btn-lg { padding: 15px 34px; font-size: 1rem; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: transparent; transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled { background: var(--navy); box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.logo { display: flex; align-items: center; }
.logo-img { height: 42px; width: auto; display: block; }
/* logo é cinza-claro: escurece no fundo branco do footer */
.footer-logo { height: 46px; filter: brightness(.45) saturate(0); }

.nav { display: flex; align-items: center; gap: 28px; }
.nav > a { font-weight: 500; font-size: .92rem; color: #e7ecf5; transition: color .15s; }
.nav > a:hover { color: var(--green); }
.nav-login { font-weight: 500; }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.menu-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: .25s; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  background-color: #2b4674;
  /* Camadas, de cima para baixo:
     1) scrim para legibilidade do texto
     2) imagem oficial — salve em assets/hero-bg.jpg (opaca, cobre o fallback)
     3+4) gradiente de fallback, exibido apenas se a imagem não existir */
  background-image:
    linear-gradient(105deg, rgba(13,26,54,.55) 0%, rgba(13,26,54,.12) 48%, transparent 72%),
    url('assets/hero-bg.jpg'),
    radial-gradient(70% 55% at 50% 100%, rgba(197,210,228,.85), transparent 70%),
    linear-gradient(180deg, #1c2f57 0%, #335280 45%, #6e88ad 100%);
  background-size: cover, cover, cover, cover;
  background-position: center, center, center, center;
  background-repeat: no-repeat;
  padding: 60px 0 90px; margin-top: -76px; padding-top: 136px;
}
.hero-waves { display: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-content { color: #fff; }
.hero h1 { font-size: clamp(2rem, 3.6vw, 2.9rem); font-weight: 700; line-height: 1.18; letter-spacing: -.01em; }
.hero .lead { color: #b9c4da; font-size: 1rem; margin: 22px 0 30px; max-width: 420px; }
.hero .lead strong { color: var(--green); }
.hero-eyebrow {
  display: inline-block; margin-bottom: 18px; padding: 6px 14px; border-radius: 999px;
  background: rgba(31,217,155,.12); border: 1px solid rgba(31,217,155,.3);
  color: var(--green); font-size: .78rem; font-weight: 600; letter-spacing: .02em;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 18px; color: rgba(255,255,255,.82); font-size: .82rem; text-shadow: 0 1px 3px rgba(0,0,0,.4); }

/* Hero — imagem da plataforma */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-img { width: 100%; max-width: 560px; height: auto; display: block; filter: drop-shadow(0 24px 50px rgba(0,0,0,.35)); }

/* ===== Section heads ===== */
.section-head { text-align: center; max-width: 760px; margin: 0 auto 50px; }
.section-head h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); font-weight: 700; letter-spacing: -.01em; line-height: 1.25; }
.section-head p { color: var(--muted); margin-top: 12px; font-size: 1.02rem; }
.section-head.light h2 { color: #fff; }
.section-head.light p { color: #b9c4da; }

/* ===== Features radial ===== */
.features { padding: 84px 0; }
.radial {
  position: relative;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  gap: 30px; max-width: 980px; margin: 0 auto;
}
.radial-lines {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0; overflow: visible;
}
.radial-lines path { fill: none; stroke: rgba(31,217,155,.5); stroke-width: 1.5; }
.radial-lines circle { fill: var(--green); }
.radial-col { list-style: none; display: flex; flex-direction: column; gap: 18px; }
.radial-col li {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 18px; font-size: .86rem; color: var(--ink); position: relative; z-index: 1;
  transition: transform .2s ease, box-shadow .2s ease;
}
.radial-col li:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.radial-col.left { text-align: right; }
.radial-core {
  position: relative; z-index: 1;
  width: 160px; height: 160px; border-radius: 50%;
  display: grid; place-items: center; padding: 22px;
  background: radial-gradient(circle, #eafff7, #e6f7ff);
  border: 2px dashed rgba(31,217,155,.5);
}
.core-logo { width: 100%; height: auto; filter: brightness(.5) saturate(0); }
.center-cta { text-align: center; margin-top: 48px; }

/* ===== Demos ===== */
.demos { padding: 84px 0; background: var(--bg-soft); }
.demo-carousel { display: flex; align-items: center; gap: 14px; }
.demo-track {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; flex: 1; overflow: hidden;
}
.demo-card { background: #fff; border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }
.demo-thumb {
  position: relative; height: 200px; border-radius: 12px; overflow: hidden;
  background: linear-gradient(135deg, #dfe7f5, #eef3fb);
  background-size: cover; background-position: center;
  display: grid; place-items: center; margin-bottom: 16px; cursor: pointer;
}
.demo-thumb::before {
  content: ""; position: absolute; inset: 0; background: rgba(10,23,51,.25);
  transition: background .2s ease;
}
.demo-thumb:hover::before { background: rgba(10,23,51,.12); }
.demo-thumb.playing { cursor: default; }
.demo-thumb.playing::before { display: none; }
.demo-thumb iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; z-index: 2; }
.play {
  position: relative; z-index: 3;
  width: 54px; height: 54px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--green); color: #042b20; font-size: 1.1rem;
  display: grid; place-items: center; box-shadow: 0 8px 20px rgba(31,217,155,.5);
  transition: transform .2s ease;
}
.play:hover { transform: scale(1.1); }
.demo-card h3 { font-size: 1.05rem; padding: 0 4px; }
.demo-card p { color: var(--muted); font-size: .88rem; padding: 6px 4px 8px; }
.carousel-arrow {
  width: 42px; height: 42px; flex: 0 0 42px; border-radius: 50%; border: 1px solid var(--line);
  background: #fff; cursor: pointer; font-size: 1.4rem; color: var(--muted);
  display: grid; place-items: center; transition: .2s;
}
.carousel-arrow:hover { background: var(--green); color: #fff; border-color: var(--green); }
.dots { display: flex; gap: 8px; justify-content: center; margin-top: 26px; }
.dots span {
  width: 9px; height: 9px; border-radius: 50%; background: var(--line); cursor: pointer; transition: .2s;
}
.dots span.active { background: var(--green); width: 24px; border-radius: 6px; }

/* ===== Pricing ===== */
.pricing { padding: 84px 0; }
.plan-toggle {
  display: flex; gap: 6px; width: fit-content; margin: 0 auto 44px;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 999px; padding: 6px;
}
.plan-toggle button {
  border: 0; background: transparent; cursor: pointer; font-family: inherit;
  font-weight: 600; font-size: .9rem; padding: 10px 24px; border-radius: 999px;
  color: var(--muted); transition: .2s;
}
.plan-toggle button.active { background: var(--navy); color: #fff; }

.plans-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.plans-grid.hidden { display: none; }
.plan {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 24px; display: flex; flex-direction: column; position: relative;
  transition: transform .2s ease, box-shadow .2s ease;
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.plan.featured { border-color: var(--green); box-shadow: var(--shadow); }
.plan-tag {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--green); color: #042b20; font-size: .7rem; font-weight: 700;
  padding: 5px 16px; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em;
  white-space: nowrap;
}
.plan h3 { font-size: 1.3rem; margin-bottom: 12px; }
.plan-desc { color: var(--muted); font-size: .9rem; flex: 1; }
.plan-contact { display: block; color: var(--ink); font-weight: 600; font-size: .9rem; margin: 22px 0 14px; }

.plan-includes { margin-top: 40px; text-align: center; }
.includes-title { font-size: 1rem; margin-bottom: 22px; }
.includes-list {
  list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 40px; max-width: 760px; margin: 0 auto; text-align: left;
}
.includes-list li { position: relative; padding-left: 28px; font-size: .9rem; color: var(--muted); }
.includes-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 18px; height: 18px; border-radius: 50%; background: var(--green); color: #042b20;
  font-size: .7rem; display: grid; place-items: center; font-weight: 700;
}

/* ===== Showcase ===== */
.showcase { padding: 60px 0 90px; background: var(--bg-soft); }
.showcase .container { display: flex; justify-content: center; }
.showcase-img { width: 100%; max-width: 980px; height: auto; display: block; }

/* ===== Como funciona ===== */
.how { padding: 84px 0; background: var(--bg-soft); }
.steps { display: flex; align-items: stretch; justify-content: center; gap: 8px; }
.step {
  flex: 1; max-width: 320px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 26px; text-align: center;
  transition: transform .2s ease, box-shadow .2s ease;
}
.step:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.step-num {
  display: grid; place-items: center; width: 46px; height: 46px; margin: 0 auto 16px;
  border-radius: 50%; background: linear-gradient(135deg, var(--green), var(--blue));
  color: #042b20; font-weight: 800; font-size: 1.2rem;
}
.step h3 { font-size: 1.12rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: .92rem; }
.step-arrow { display: flex; align-items: center; color: var(--green); font-size: 1.6rem; font-weight: 700; }

/* ===== FAQ ===== */
.faq { padding: 84px 0; background: var(--bg); }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px;
  padding: 4px 20px; transition: border-color .2s ease;
}
.faq-item[open] { border-color: var(--green); background: #fff; }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 16px 0; font-weight: 600; font-size: 1rem;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; color: var(--green); font-size: 1.4rem; font-weight: 700; line-height: 1; transition: transform .2s ease;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p { color: #41506a; font-size: .94rem; padding: 0 0 18px; }

/* ===== CTA band ===== */
.cta-band { background: linear-gradient(120deg, var(--green), var(--blue)); padding: 50px 0; }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.cta-band h2 { color: #042b20; font-size: clamp(1.4rem, 2.4vw, 1.9rem); font-weight: 700; }
.cta-band p { color: #04372a; opacity: .85; margin-top: 6px; font-size: 1.02rem; }
.cta-band-btn { background: #042b20; color: #fff; }
.cta-band-btn:hover { background: #0a1733; }

/* ===== Linha do tempo da Reforma ===== */
.timeline-sec { background: var(--navy); padding: 84px 0; }
.timeline {
  list-style: none; position: relative; margin: 10px auto 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.timeline::before {
  content: ""; position: absolute; top: 8px; left: 8%; right: 8%; height: 2px;
  background: linear-gradient(90deg, var(--green), var(--blue));
}
.tl-item { position: relative; padding-top: 40px; text-align: center; display: flex; flex-direction: column; }
.tl-item::before {
  content: ""; position: absolute; top: 1px; left: 50%; transform: translateX(-50%);
  width: 16px; height: 16px; border-radius: 50%; background: var(--green);
  border: 3px solid var(--navy); box-shadow: 0 0 0 2px var(--green);
}
.tl-year { display: inline-block; color: var(--green); font-weight: 800; font-size: 1.15rem; margin-bottom: 14px; }
.tl-card {
  background: #16264d; border: 1px solid rgba(255,255,255,.07); border-radius: var(--radius);
  padding: 20px 18px; text-align: left; flex: 1;
}
.tl-card h3 { color: #fff; font-size: 1.05rem; margin-bottom: 8px; }
.tl-card p { color: #b9c4da; font-size: .9rem; }
.timeline-note { text-align: center; color: #93a3c2; font-size: .8rem; margin-top: 28px; }

/* ===== Números / Estatísticas ===== */
.stats { background: var(--navy); padding: 84px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat-card {
  background: #16264d; border: 1px solid rgba(255,255,255,.07); border-radius: var(--radius);
  padding: 36px 22px; text-align: center;
}
.stat-num {
  display: block; font-size: clamp(2.4rem, 4vw, 3.2rem); font-weight: 800;
  color: var(--green); line-height: 1;
}
.stat-card p { color: #b9c4da; font-size: .95rem; margin-top: 14px; }

/* ===== Depoimentos ===== */
.testimonials { background: #fff; padding: 84px 0; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testi-card {
  position: relative; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.testi-card:hover { transform: translateY(-5px); }
.quote-mark {
  position: absolute; top: 6px; right: 22px; z-index: 0;
  font-family: Georgia, "Times New Roman", serif; font-size: 5rem; line-height: 1;
  color: #eaf0fb; pointer-events: none;
}
.stars { position: relative; z-index: 1; color: #f5b50a; font-size: 1.1rem; letter-spacing: 3px; margin-bottom: 16px; }
.testi-quote { position: relative; z-index: 1; color: #41506a; font-style: italic; font-size: .96rem; margin-bottom: 22px; }
.testi-author { position: relative; z-index: 1; display: flex; align-items: center; gap: 14px; }
.testi-logo { height: 48px; width: auto; max-width: 92px; object-fit: contain; flex: 0 0 auto; }
.testi-author strong { display: block; color: var(--ink); font-size: .98rem; }
.testi-author span { color: var(--muted); font-size: .85rem; }

/* ===== Contato ===== */
.contact {
  background: radial-gradient(800px 400px at 80% 0%, var(--navy-2), var(--navy));
  padding: 80px 0;
}
.contact-form {
  max-width: 560px; margin: 0 auto; background: #fff; border-radius: 18px;
  padding: 34px; box-shadow: var(--shadow);
}
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: 6px; }
.field input, .field textarea, .field select {
  width: 100%; font-family: inherit; font-size: .95rem; color: var(--ink);
  padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--bg-soft); transition: border-color .2s, background .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--green); background: #fff;
}
.field textarea { resize: vertical; }
.field select {
  appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7890' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}

/* Passos do formulário */
.form-steps { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.step-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .82rem; font-weight: 600; color: var(--muted);
  padding: 7px 14px; border-radius: 999px; background: var(--bg-soft);
  border: 1px solid var(--line); transition: .2s; white-space: nowrap;
}
.step-pill.active { background: var(--green); color: #042b20; border-color: var(--green); }
.step-line { flex: 1; height: 2px; background: var(--line); border-radius: 2px; }
.form-step.hidden { display: none; }
.form-actions { display: flex; gap: 12px; margin-top: 4px; }
.form-actions .btn { flex: 1; }
.btn-outline-dark { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-outline-dark:hover { background: var(--bg-soft); }

/* Erros por campo */
.field-error { display: none; color: #e0556a; font-size: .78rem; margin-top: 5px; }
.field.invalid .field-error { display: block; }
.field.invalid input,
.field.invalid select,
.field.invalid textarea { border-color: #e0556a; background: #fff5f6; }
.field.invalid .checkbox span { color: #e0556a; }
.field.invalid .checkbox input { accent-color: #e0556a; outline: 1px solid #e0556a; }
.checkbox { display: flex; gap: 10px; align-items: flex-start; justify-content: flex-start; text-align: left; font-size: .82rem; color: var(--muted); margin-bottom: 18px; }
.checkbox input { flex: 0 0 auto; width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--green); }
.checkbox a { color: var(--green); font-weight: 600; }
.form-feedback { text-align: center; margin-top: 14px; font-size: .9rem; font-weight: 600; min-height: 1.2em; }
.form-feedback.ok { color: var(--green-dark); }
.form-feedback.err { color: #e0556a; }

/* ===== Footer ===== */
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 56px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 32px; padding-bottom: 34px; }
.footer-brand p { margin-top: 14px; max-width: 280px; color: var(--muted); font-size: .9rem; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { font-size: .95rem; margin-bottom: 6px; color: var(--ink); }
.footer-col a, .footer-col span, .footer-col address { color: var(--muted); font-size: .9rem; transition: color .15s; }
.footer-col address { font-style: normal; line-height: 1.5; }
.footer-col a:hover { color: var(--green-dark); }
.socials { display: flex; gap: 16px; margin-top: 6px; }
.socials a { font-weight: 600; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
  padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem;
}
.footer-bottom a:hover { color: var(--green-dark); }

/* ===== Reveal ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ===== Páginas internas (legal) ===== */
.subpage .site-header { background: var(--navy); box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.legal { padding: 130px 0 72px; background: var(--bg); }
.legal .container { max-width: 860px; }
.legal h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 700; letter-spacing: -.01em; }
.legal .updated { color: var(--muted); font-size: .9rem; margin: 10px 0 8px; }
.legal .intro { color: var(--muted); font-size: 1.02rem; margin-bottom: 8px; }
.legal h2 { font-size: 1.2rem; font-weight: 600; margin: 36px 0 12px; }
.legal p { color: #41506a; font-size: .98rem; margin-bottom: 12px; }
.legal ul { margin: 0 0 14px 4px; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.legal ul li { position: relative; padding-left: 24px; color: #41506a; font-size: .98rem; }
.legal ul li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 7px; height: 7px; border-radius: 50%; background: var(--green);
}
.legal a { color: var(--green-dark); font-weight: 600; }
.legal .back { display: inline-flex; align-items: center; gap: 8px; margin-top: 44px; }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero .lead { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-visual { margin-top: 30px; }
  .plans-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .menu-toggle { display: flex; }
  /* evita overflow horizontal: CTAs longos quebram linha em vez de estourar a largura */
  .btn { white-space: normal; max-width: 100%; }
  .nav {
    position: fixed; top: 76px; right: 0; left: 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--navy); padding: 0 24px; max-height: 0; overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
  }
  .nav.open { max-height: 360px; padding: 12px 24px 22px; }
  .nav > a { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav .btn { margin-top: 12px; }
  .radial { grid-template-columns: 1fr; }
  .radial-lines { display: none; }
  .radial-col.left { text-align: left; order: 2; }
  .radial-core { order: 1; margin: 0 auto; }
  .radial-col.right { order: 3; }
  .demo-track { grid-template-columns: 1fr; }
  .includes-list { grid-template-columns: 1fr; }
  .steps { flex-direction: column; align-items: center; gap: 16px; }
  .step { max-width: 100%; width: 100%; }
  .step-arrow { transform: rotate(90deg); }
  .cta-band-inner { flex-direction: column; text-align: center; }
  /* timeline vertical no mobile */
  .timeline { grid-template-columns: 1fr; gap: 0; padding-left: 28px; }
  .timeline::before { top: 4px; bottom: 4px; left: 6px; right: auto; width: 2px; height: auto;
    background: linear-gradient(180deg, var(--green), var(--blue)); }
  .tl-item { padding: 0 0 26px 16px; text-align: left; }
  .tl-item::before { top: 4px; left: -24px; transform: none; }
  .tl-year { margin-bottom: 8px; }
}
@media (max-width: 560px) {
  .plans-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }
}

/* ===== Acessibilidade: foco visível por teclado ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 2px;
  border-radius: 6px;
}

/* Honeypot anti-spam (escondido de humanos, visível para bots) */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* ===== Acessibilidade: respeita "reduzir movimento" ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
}