/* ==========================================================================
   Memorial Brasil — folha de estilos autoral
   Identidade: Neblina / Verde-noite / Âmbar / Sálvia / Linho
   Âmbar reservado a ações (botões, badge, hover); Sálvia para ícones e
   rótulos discretos; Verde-noite para texto e blocos escuros.
   ========================================================================== */

:root {
  --paper: #faf7f2;       /* Neblina */
  --paper-deep: #f1e9da;  /* Neblina + Linho */
  --paper-line: #e4dccb;  /* Linho */
  --ink: #1f2421;         /* Verde-noite */
  --ink-soft: #4a524c;
  --ink-faint: #838f86;
  --ink-deep: #141712;
  --brand: #c08a4e;       /* Âmbar */
  --brand-deep: #a06f3c;
  --brand-light: #dcae79;
  --brand-pale: #ecd9bd;
  --secondary: #7c8b7a;   /* Sálvia */
  --cream: #ffffff;

  --font-serif: "DM Serif Display", Georgia, serif;
  --font-sans: "Work Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container: 1180px;
  --container-narrow: 760px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body, h1, h2, h3, p, ul, ol, dl, dt, dd, blockquote, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
svg { display: block; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* subtle paper grain, no external asset */
body::before {
  content: "";
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 9000;
  pointer-events: none;
  opacity: 0.02;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 140px 140px;
}

h1, h2, h3 { font-family: var(--font-serif); color: var(--ink); font-weight: 400; letter-spacing: -0.01em; line-height: 1.15; }
em { font-style: italic; color: var(--brand); }

.wrap { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.wrap--narrow { max-width: var(--container-narrow); }

.section { padding-block: clamp(4rem, 8vw, 7rem); position: relative; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 1rem;
  display: block;
}
.eyebrow--light { color: var(--brand-light); }

.section-head { max-width: 640px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.6rem); }
.section-sub { margin-top: 1rem; color: var(--ink-soft); font-size: 1.05rem; max-width: 46ch; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 10000;
  background: var(--ink); color: var(--paper); padding: 0.8rem 1.2rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }

:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  padding: 0.95rem 1.9rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.98rem;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease), background-color 0.35s var(--ease), border-color 0.35s var(--ease), color 0.35s var(--ease), box-shadow 0.35s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; transition: transform 0.35s var(--ease); }
.btn-primary { background: var(--brand); color: var(--ink-deep); }
.btn-primary:hover { background: var(--brand-deep); color: var(--cream); transform: translateY(-2px); box-shadow: 0 14px 28px -14px rgba(160, 111, 60, 0.55); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--paper-line); }
.btn-outline:hover { border-color: var(--brand); background: var(--paper-deep); transform: translateY(-2px); }
.btn-outline svg { color: var(--ink-soft); }
.btn-ghost { background: transparent; color: var(--paper); border-color: rgba(250,247,242,0.4); }
.btn-ghost:hover { border-color: var(--brand-light); color: var(--brand-light); }
.btn-ghost:hover svg { transform: translateX(3px); }
.btn-small { padding: 0.65rem 1.35rem; font-size: 0.88rem; }
.btn-large { padding: 1.15rem 2.6rem; font-size: 1.05rem; }

/* ==========================================================================
   Header — enxuto, poucos itens, sem ornamentos
   ========================================================================== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  padding-block: 1.15rem;
  transition: background-color 0.4s var(--ease), padding 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(250, 247, 242, 0.9);
  backdrop-filter: blur(10px);
  padding-block: 0.75rem;
  border-color: var(--paper-line);
  box-shadow: 0 10px 30px -22px rgba(31, 36, 33, 0.25);
}
.header-inner {
  max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.brand { display: flex; align-items: center; font-family: var(--font-serif); font-size: 1.28rem; font-weight: 400; letter-spacing: 0.01em; color: var(--paper); }
.site-header.is-scrolled .brand { color: var(--ink); }

.main-nav ul { display: flex; gap: 2.25rem; }
.main-nav a {
  font-size: 0.92rem; font-weight: 500; color: rgba(250,247,242,0.82);
  transition: color 0.3s var(--ease);
}
.site-header.is-scrolled .main-nav a { color: var(--ink-soft); }
.main-nav a:hover { color: var(--paper); }
.site-header.is-scrolled .main-nav a:hover { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 1rem; }
.nav-toggle { display: none; position: relative; z-index: 401; width: 36px; height: 36px; align-items: center; justify-content: center; color: var(--paper); }
.site-header.is-scrolled .nav-toggle { color: var(--ink); }
.nav-toggle svg { width: 22px; height: 22px; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 92svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding-top: 6rem;
}
.hero-media { position: absolute; top: 0; right: 0; bottom: 0; left: 0; z-index: 0; }
.hero-media img {
  width: 100%; height: 100%; object-fit: cover; object-position: 58% 38%;
  transform: scale(1.08);
  will-change: transform;
}
.hero-scrim {
  position: absolute; top: 0; right: 0; bottom: 0; left: 0;
  background:
    linear-gradient(180deg, rgba(17, 20, 17, 0.46) 0%, rgba(17, 20, 17, 0.3) 40%, rgba(14, 17, 14, 0.82) 100%),
    linear-gradient(100deg, rgba(14, 17, 14, 0.6) 0%, rgba(14, 17, 14, 0.08) 58%);
}

.hero-inner {
  position: relative; z-index: 1;
  width: 100%;
  max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

.hero-copy { max-width: 640px; }
.hero-copy h1 {
  color: var(--paper);
  font-size: clamp(2.6rem, 5.4vw, 4.4rem);
  margin-bottom: 1.4rem;
}
.hero-lede {
  color: rgba(250, 247, 242, 0.88);
  font-size: clamp(1.02rem, 1.6vw, 1.18rem);
  max-width: 46ch;
  margin-bottom: 2.2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.8rem; }

.hero-trust { display: flex; align-items: center; gap: 1.4rem; flex-wrap: wrap; }
.hero-trust-stat { color: var(--paper); }
.hero-trust-stat strong { font-family: var(--font-serif); font-size: 1.9rem; color: var(--brand-light); display: block; line-height: 1; }
.hero-trust-stat span { font-size: 0.85rem; color: rgba(250,247,242,0.7); }
.hero-trust-divider { width: 1px; height: 34px; background: rgba(250,247,242,0.25); }
.hero-trust-badge { display: flex; align-items: center; gap: 0.6rem; color: rgba(250,247,242,0.82); font-size: 0.85rem; max-width: 220px; }
.hero-trust-badge svg { width: 22px; height: 22px; color: var(--brand-light); flex-shrink: 0; }

/* ==========================================================================
   Apresentação
   ========================================================================== */
.apresentacao-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.apresentacao-grid h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); margin-bottom: 1.2rem; }
.apresentacao-body { color: var(--ink-soft); font-size: 1.08rem; max-width: 56ch; }

.fact-list { border-top: 1px solid var(--paper-line); }
.fact-item {
  padding-block: 1.4rem;
  border-bottom: 1px solid var(--paper-line);
}
.fact-item dt { font-family: var(--font-serif); font-size: 1.1rem; color: var(--ink); margin-bottom: 0.3rem; }
.fact-item dd { color: var(--ink-soft); font-size: 0.95rem; }

/* ==========================================================================
   Reconhecimento
   ========================================================================== */
.reconhecimento { background: var(--ink); color: var(--paper); }
.reconhecimento .eyebrow { color: var(--brand-light); }
.reconhecimento-lead {
  font-family: var(--font-serif); font-weight: 400; font-style: italic;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.4;
  color: var(--paper);
  margin-bottom: 1.8rem;
}
.reconhecimento-body { font-size: 1.08rem; color: rgba(250, 247, 242, 0.7); max-width: 62ch; margin-bottom: 2.2rem; }
.reconhecimento-closer {
  font-family: var(--font-serif); font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  color: var(--brand-light);
  border-top: 1px solid rgba(250,247,242,0.16);
  padding-top: 1.8rem;
  max-width: 56ch;
}

/* ==========================================================================
   Como funciona
   ========================================================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  counter-reset: step;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute; top: 108px; left: 8%; right: 8%; height: 1px;
  background: repeating-linear-gradient(90deg, var(--paper-line) 0 10px, transparent 10px 18px);
  z-index: 0;
}
.step { position: relative; z-index: 1; }
.step-figure {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 1.6rem;
  background: var(--paper-deep);
  box-shadow: 0 22px 40px -26px rgba(31, 36, 33, 0.35);
}
.step-figure img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.step:hover .step-figure img { transform: scale(1.05); }
.step-number {
  position: absolute; top: 0.9rem; left: 0.9rem;
  font-family: var(--font-serif); font-size: 1.3rem; color: var(--paper);
  background: rgba(31, 36, 33, 0.62);
  backdrop-filter: blur(4px);
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { font-size: 1.28rem; margin-bottom: 0.6rem; }
.step p { color: var(--ink-soft); max-width: 34ch; }

.calm-note {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 2rem;
  border-top: 1px solid var(--paper-line);
  font-family: var(--font-serif); font-style: italic;
  font-size: 1.15rem; color: var(--ink-soft);
  max-width: 60ch;
}

/* ==========================================================================
   A placa
   ========================================================================== */
.placa { background: var(--paper-deep); }
.placa-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.placa-figure {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 60px -28px rgba(31, 36, 33, 0.3);
  background: var(--cream);
}
.placa-figure img { width: 100%; height: auto; }
.placa-copy h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); margin-bottom: 1.1rem; }
.placa-intro { color: var(--ink-soft); font-size: 1.05rem; max-width: 52ch; margin-bottom: 2rem; }

.spec-list { display: flex; flex-direction: column; }
.spec-list li {
  display: grid; grid-template-columns: 40px 1fr; gap: 1.1rem;
  padding-block: 1.3rem;
  border-top: 1px solid var(--paper-line);
}
.spec-list li:last-child { border-bottom: 1px solid var(--paper-line); }
.spec-list svg { width: 24px; height: 24px; color: var(--secondary); margin-top: 0.2rem; }
.spec-list h3 { font-family: var(--font-sans); font-size: 1.02rem; font-weight: 600; margin-bottom: 0.3rem; }
.spec-list p { color: var(--ink-soft); font-size: 0.95rem; max-width: 46ch; }

/* ==========================================================================
   O serviço
   ========================================================================== */
.servico-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.servico-figure-frame {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  max-width: 340px;
  padding: 2.5rem 2rem 0;
  background: var(--paper-deep);
  box-shadow: 0 30px 60px -28px rgba(31, 36, 33, 0.25);
}
.servico-figure-media { position: relative; }
.servico-figure-media img { width: 100%; height: auto; object-fit: contain; }
.figure-mask {
  position: absolute;
  right: 4%;
  bottom: 2.5%;
  width: 13%;
  height: 4.5%;
  background: var(--paper-deep);
  border-radius: 50%;
  filter: blur(2px);
}

.benefit-list { display: flex; flex-direction: column; margin-top: 2.2rem; }
.benefit-list li {
  display: grid; grid-template-columns: 44px 1fr; gap: 1.1rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--paper-line);
}
.benefit-list li:last-child { border-bottom: 1px solid var(--paper-line); }
.benefit-list svg { width: 26px; height: 26px; color: var(--secondary); margin-top: 0.2rem; }
.benefit-list h3 { font-family: var(--font-sans); font-size: 1.05rem; font-weight: 600; margin-bottom: 0.35rem; }
.benefit-list p { color: var(--ink-soft); max-width: 52ch; }

/* ==========================================================================
   Segurança, suporte e abrangência
   ========================================================================== */
.seguranca-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 3vw, 2.5rem); }
.seguranca-item {
  padding: clamp(1.75rem, 3vw, 2.25rem);
  background: var(--cream);
  border: 1px solid var(--paper-line);
  border-radius: 14px;
}
.seguranca-item svg { width: 30px; height: 30px; color: var(--secondary); margin-bottom: 1.1rem; }
.seguranca-item h3 { font-size: 1.1rem; margin-bottom: 0.55rem; }
.seguranca-item p { color: var(--ink-soft); font-size: 0.95rem; }

/* ==========================================================================
   Depoimentos
   ========================================================================== */
.testimonial-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1.5rem, 3vw, 2.5rem); }
.testimonial {
  background: var(--cream);
  border: 1px solid var(--paper-line);
  border-radius: 12px;
  padding: clamp(1.75rem, 3vw, 2.4rem);
}
.testimonial-quote { width: 30px; height: 22px; color: var(--brand-pale); margin-bottom: 1.1rem; }
.testimonial blockquote { font-family: var(--font-serif); font-size: 1.15rem; line-height: 1.55; color: var(--ink); margin-bottom: 1.6rem; }
.testimonial figcaption { display: flex; align-items: center; gap: 0.9rem; font-size: 0.9rem; color: var(--ink-soft); }
.avatar-mono {
  width: 42px; height: 42px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-size: 0.95rem; color: var(--ink);
  border: 1px solid var(--paper-line);
  background: var(--paper);
  flex-shrink: 0;
}
.testimonial figcaption strong { color: var(--ink); font-weight: 600; }

/* ==========================================================================
   Planos
   ========================================================================== */
.planos { background: var(--paper-deep); }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.25rem, 3vw, 2rem); align-items: stretch; }
.price-card {
  background: var(--cream);
  border: 1px solid var(--paper-line);
  border-radius: 14px;
  padding: clamp(1.9rem, 3vw, 2.5rem);
  display: flex; flex-direction: column;
  position: relative;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.price-card:hover { transform: translateY(-6px); box-shadow: 0 26px 48px -30px rgba(31, 36, 33, 0.3); }
.price-card--featured {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
  transform: scale(1.03);
}
.price-card--featured:hover { transform: scale(1.03) translateY(-6px); }
.price-card--featured h3, .price-card--featured .price-amount, .price-card--featured .price-currency { color: var(--paper); }
.price-card--featured .price-desc, .price-card--featured .price-period { color: rgba(250,247,242,0.65); }
.price-card--featured .price-features { color: rgba(250,247,242,0.92); }
.price-card--featured .price-features svg { color: var(--brand-light); }
.price-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--brand); color: var(--ink-deep); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.4rem 1rem; border-radius: 999px;
  white-space: nowrap;
}
.price-card h3 { font-size: 1.4rem; margin-bottom: 0.4rem; }
.price-desc { color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 1.5rem; min-height: 2.6em; }
.price-row { display: flex; align-items: baseline; gap: 0.3rem; }
.price-currency { font-family: var(--font-serif); font-size: 1.3rem; }
.price-amount { font-family: var(--font-serif); font-size: 2.6rem; }
.price-period { font-size: 0.85rem; color: var(--ink-faint); margin-bottom: 1.6rem; }
.price-card--featured .price-period { color: rgba(250,247,242,0.55); }
.price-features { flex-grow: 1; margin-bottom: 1.8rem; }
.price-features li { display: flex; align-items: flex-start; gap: 0.65rem; font-size: 0.92rem; padding-block: 0.5rem; }
.price-features svg { width: 18px; height: 18px; color: var(--secondary); flex-shrink: 0; margin-top: 0.15rem; }
.price-card .btn { width: 100%; }
.price-card--featured .btn-primary { background: var(--brand); color: var(--ink-deep); }
.price-card--featured .btn-primary:hover { background: var(--brand-light); }

.price-guarantee {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
  text-align: center; color: var(--ink-soft); font-size: 0.95rem; max-width: 60ch; margin-inline: auto;
}
.price-guarantee svg { width: 22px; height: 22px; color: var(--secondary); flex-shrink: 0; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-layout { display: grid; grid-template-columns: 0.9fr 1.4fr; gap: clamp(2.5rem, 5vw, 4rem); }
.faq-intro h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); }
.faq-contact-btn { margin-top: 1.75rem; }
.faq-contact-btn svg { width: 18px; height: 18px; color: var(--ink-soft); }
.faq-item { border-bottom: 1px solid var(--paper-line); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding-block: 1.5rem;
  text-align: left; font-family: var(--font-serif); font-size: 1.12rem; color: var(--ink);
}
.faq-question svg { width: 20px; height: 20px; color: var(--secondary); flex-shrink: 0; transition: transform 0.4s var(--ease); }
.faq-item.is-open .faq-question svg { transform: rotate(180deg); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.45s var(--ease); }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }
.faq-answer-inner { overflow: hidden; min-height: 0; }
.faq-answer-inner p { color: var(--ink-soft); padding-bottom: 1.5rem; max-width: 60ch; }

/* ==========================================================================
   CTA final
   ========================================================================== */
.cta-final { text-align: center; background: var(--ink); color: var(--paper); }
.cta-final h2 { color: var(--paper); font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 1.2rem; }
.cta-final p { color: rgba(250,247,242,0.7); font-size: 1.08rem; margin-bottom: 2.2rem; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--ink-deep); color: rgba(250, 247, 242, 0.68); padding-block: clamp(3rem, 6vw, 4.5rem) 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); padding-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.footer-brand .brand { color: var(--paper); margin-bottom: 1rem; }
.footer-brand p { max-width: 34ch; font-size: 0.92rem; }
.footer-nav h4, .footer-contact h4 { color: var(--paper); font-family: var(--font-sans); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer-nav li, .footer-contact li { padding-block: 0.45rem; }
.footer-nav a:hover, .footer-contact a:hover { color: var(--brand-light); }
.footer-contact a { display: flex; align-items: center; gap: 0.6rem; font-size: 0.92rem; }
.footer-contact svg { width: 18px; height: 18px; color: var(--brand-light); flex-shrink: 0; }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  padding-block: 1.5rem;
  border-top: 1px solid rgba(250,247,242,0.1);
  font-size: 0.82rem;
}

/* ==========================================================================
   Mobile sticky CTA
   ========================================================================== */
.mobile-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 400;
  padding: 0.75rem var(--gutter) calc(0.75rem + env(safe-area-inset-bottom));
  background: rgba(250, 247, 242, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--paper-line);
  transform: translateY(100%);
  transition: transform 0.4s var(--ease);
  display: none;
}
.mobile-cta.is-visible { transform: translateY(0); }
.mobile-cta .btn { width: 100%; }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1000px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }

  .site-header.nav-open { background: var(--paper); backdrop-filter: none; }
  .site-header.nav-open .brand, .site-header.nav-open .nav-toggle { color: var(--ink); }
  .main-nav.is-open {
    display: block;
    position: fixed;
    top: 0; right: 0; bottom: 0; left: 0;
    background: var(--paper);
    padding: 7rem var(--gutter) 2rem;
    z-index: 400;
  }
  .main-nav.is-open ul { flex-direction: column; gap: 0.5rem; }
  .main-nav.is-open a { color: var(--ink); font-size: 1.4rem; font-family: var(--font-serif); display: block; padding-block: 0.6rem; }
  .header-actions .btn-small { display: none; }

  .apresentacao-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .placa-grid { grid-template-columns: 1fr; }

  .servico-grid { grid-template-columns: 1fr; }
  .servico-figure { display: flex; justify-content: center; }

  .seguranca-grid { grid-template-columns: repeat(2, 1fr); }

  .faq-layout { grid-template-columns: 1fr; }

  .mobile-cta { display: block; }
}

@media (max-width: 860px) {
  .steps { grid-template-columns: 1fr; }
  .steps::before { display: none; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card--featured { transform: none; order: -1; }
  .price-card--featured:hover { transform: translateY(-6px); }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-media img { object-position: 66% 40%; }
}

@media (max-width: 560px) {
  .section { padding-block: 3.25rem; }
  .hero { padding-top: 5.5rem; }
  .hero-trust { gap: 1rem; }
  .hero-trust-divider { display: none; }
  .seguranca-grid { grid-template-columns: 1fr; }
}