/* =========================================================
   Barra — folha de estilo
   Identidade: azul-confiança + âmbar-família + semântica de chamada.
   Tipografia grande e alto contraste (público inclui idosos).
   ========================================================= */

:root {
  /* Marca */
  --blue: #1B5ED8;
  --blue-light: #4A90E2;
  --blue-deep: #0E1C36;
  --surface-navy: #162850;
  --amber: #E8930A;
  --amber-soft: #fbe9c8;
  --amber-accessible: #9A5B00;  /* 5.4:1 sobre branco — eyebrow em fundo claro */

  /* Semântica de chamada */
  --green: #1DB87A;
  --red: #D93025;

  /* Neutros (tema claro de conteúdo) */
  --bg: #ffffff;
  --bg-warm: #FBF8F3;       /* off-white quente para bandas alternadas */
  --ink: #11203B;           /* texto principal (>= 12:1 sobre branco) */
  --ink-2: #495A77;         /* texto secundário (>= 6:1) */
  --rule: #e7ebf2;
  --card: #ffffff;

  /* Tipografia */
  --font-body: "Inter", "Inter Fallback", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-brand: "Nunito", "Nunito Fallback", "Inter Fallback", system-ui, sans-serif;

  /* Escala fluida (base grande p/ legibilidade) */
  --fs-base: 1.125rem;      /* 18px */
  --fs-sm: 1rem;            /* 16px */
  --fs-lg: clamp(1.25rem, 1.05rem + 1vw, 1.5rem);
  --fs-h3: clamp(1.25rem, 1.1rem + 0.8vw, 1.5rem);
  --fs-h2: clamp(1.9rem, 1.5rem + 2.2vw, 2.85rem);
  --fs-h1: clamp(1.95rem, 1.3rem + 3.2vw, 3.85rem);

  /* Espaço */
  --sp-1: .25rem; --sp-2: .5rem; --sp-3: .75rem; --sp-4: 1rem;
  --sp-6: 1.5rem; --sp-8: 2rem; --sp-12: 3rem; --sp-16: 4rem; --sp-24: 6rem;

  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 4px 22px rgba(14, 28, 54, .10);
  --shadow-lg: 0 18px 50px rgba(14, 28, 54, .18);
  --maxw: 1140px;
}

/* Fallbacks com métricas ajustadas — neutralizam o CLS na troca de fonte */
@font-face {
  font-family: "Inter Fallback";
  src: local("Arial");
  size-adjust: 107%; ascent-override: 90%; descent-override: 22%; line-gap-override: 0%;
}
@font-face {
  font-family: "Nunito Fallback";
  src: local("Arial");
  size-adjust: 101%; ascent-override: 101%; descent-override: 36%; line-gap-override: 0%;
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3 { font-family: var(--font-brand); line-height: 1.12; letter-spacing: -.01em; margin: 0; color: var(--ink); overflow-wrap: break-word; text-wrap: balance; }
h1 { font-size: var(--fs-h1); font-weight: 800; }
h2 { font-size: var(--fs-h2); font-weight: 800; }
h3 { font-size: var(--fs-h3); font-weight: 700; }
p { margin: 0; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; }
strong { font-weight: 700; color: inherit; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }
.container-narrow { max-width: 760px; }

/* Foco visível para teclado */
:where(a, button, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute; left: 0; top: 0; z-index: 100; transform: translateY(-120%);
  background: var(--blue); color: #fff; padding: .75rem 1rem; border-radius: 0 0 10px 0;
  transition: transform .15s ease;
}
.skip-link:focus { transform: translateY(0); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem; justify-content: center;
  font-family: var(--font-brand); font-weight: 700; font-size: 1.0625rem;
  padding: .85rem 1.4rem; border-radius: var(--radius-sm); border: 2px solid transparent;
  cursor: pointer; transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
  min-height: 48px; text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-lg { font-size: 1.15rem; padding: 1.05rem 1.8rem; min-height: 56px; }
.btn-sm { padding: .55rem 1rem; min-height: 42px; font-size: 1rem; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 6px 18px rgba(27, 94, 216, .32); }
.btn-primary:hover { background: #1750bb; box-shadow: 0 10px 26px rgba(27, 94, 216, .4); }
.btn-ghost { background: transparent; color: var(--blue); border-color: #c7d6f2; }
.btn-ghost:hover { border-color: var(--blue); background: #f1f6ff; }

/* ---------- Cabeçalho ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.88); backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.header-inner { display: flex; align-items: center; gap: var(--sp-6); min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .55rem; }
.brand:hover { text-decoration: none; }
.brand-name { font-family: var(--font-brand); font-weight: 800; font-size: 1.4rem; color: var(--ink); letter-spacing: -.02em; }
.site-nav { display: none; margin-left: auto; gap: 1.5rem; }
.site-nav a { color: var(--ink-2); font-weight: 600; font-size: 1rem; }
.site-nav a:hover { color: var(--blue); text-decoration: none; }
.header-inner > .btn { margin-left: auto; }
.site-nav + .btn { margin-left: 0; }
@media (min-width: 860px) {
  .site-nav { display: flex; }
  .header-inner > .btn { margin-left: 0; }
}

/* ---------- Eyebrow / cabeçalhos de seção ---------- */
.eyebrow {
  font-family: var(--font-brand); font-weight: 700; font-size: .8rem;
  letter-spacing: .08em; text-transform: uppercase; color: var(--amber-accessible); margin: 0 0 .6rem;
}
.eyebrow-on-dark { color: #ffce85; }
.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section-tint { background: var(--bg-warm); }
.section-head { max-width: 760px; margin: 0 auto clamp(2rem, 4vw, 3rem); text-align: center; }
.section-sub { margin-top: 1rem; color: var(--ink-2); font-size: var(--fs-lg); }
.lede { font-size: var(--fs-lg); color: var(--ink-2); }
.hl { color: var(--blue); }

/* ---------- Herói ---------- */
.hero {
  background:
    radial-gradient(120% 100% at 100% 0%, #14346e 0%, var(--blue-deep) 55%) ,
    var(--blue-deep);
  color: #eaf1ff; padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(3.5rem, 8vw, 6rem);
  overflow: hidden;
}
.hero-grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); align-items: center; }
@media (min-width: 940px) { .hero-grid { grid-template-columns: 1.05fr .95fr; } }
.hero .eyebrow { color: #ffce85; }
.hero h1 { color: #fff; }
.hero .lede { color: #c6d4f0; margin-top: 1.25rem; max-width: 38ch; }
.hero .hl { color: #8fc0ff; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }
.hero .btn-ghost { color: #dbe7ff; border-color: rgba(255,255,255,.35); }
.hero .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.hero-trust { display: flex; align-items: center; gap: .55rem; margin-top: 1.5rem; color: #aebfe2; font-size: 1rem; }
.hero-trust .ico { color: var(--green); flex: none; }
.hero-trust strong { color: #eaf1ff; }

/* Arte do herói: telefone com cartões de chamada */
.hero-art { position: relative; display: flex; justify-content: center; }
.shield-glow {
  position: absolute; inset: -10% 10% auto; height: 70%; z-index: 0;
  background: radial-gradient(50% 50% at 50% 40%, rgba(63,217,140,.22), transparent 70%);
  filter: blur(6px); pointer-events: none;
}
.phone {
  position: relative; z-index: 1;
  width: min(330px, 86vw); padding: 1.1rem; border-radius: 30px;
  background: linear-gradient(180deg, #1d2f57, #15223f);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column; gap: .85rem;
}
.phone-notch { width: 42%; height: 7px; border-radius: 99px; background: rgba(255,255,255,.18); margin: .1rem auto .5rem; }
.call-card {
  background: #fff; border-radius: 14px; padding: .85rem 1rem; box-shadow: 0 6px 16px rgba(0,0,0,.18);
  border-left: 5px solid var(--rule);
}
.call-card .call-num { font-family: var(--font-brand); font-weight: 700; font-size: 1.08rem; color: var(--ink); margin-top: .2rem; }
.call-card .call-label { font-size: .92rem; color: var(--ink-2); }
.call-card.blocked { border-left-color: var(--red); }
.call-card.allowed { border-left-color: var(--green); }
.call-card.muted { border-left-color: var(--amber); opacity: .92; }
.tag { display: inline-block; font-size: .72rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; padding: .18rem .5rem; border-radius: 99px; font-family: var(--font-brand); }
.tag-block { background: #fde7e5; color: #a51c12; }
.tag-ok { background: #d8f6ea; color: #0c7a4f; }
.tag-mute { background: var(--amber-soft); color: #8a5600; }

/* ---------- Cards (ameaças / diferenciais) ---------- */
.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
@media (min-width: 620px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 940px) { .cards { grid-template-columns: 1fr 1fr 1fr; } }
.cards-3 { grid-template-columns: 1fr; }
@media (min-width: 820px) { .cards-3 { grid-template-columns: 1fr 1fr 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius);
  padding: 1.5rem; box-shadow: var(--shadow);
}
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--ink-2); font-size: 1.0625rem; }
.card.threat { border-top: 4px solid var(--blue); }
.honest-note { max-width: 760px; margin: 2rem auto 0; text-align: center; color: var(--ink-2); font-size: 1.0625rem; }

/* ---------- Custo (por que dói) ---------- */
.cost-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
@media (min-width: 820px) { .cost-list { grid-template-columns: 1fr 1fr 1fr; } }
.cost-list li { background: #fff; border: 1px solid var(--rule); border-left: 5px solid var(--amber); border-radius: var(--radius-sm); padding: 1.4rem 1.5rem; }
.cost-list h3 { font-size: 1.2rem; margin-bottom: .4rem; }
.cost-list p { color: var(--ink-2); }

/* ---------- Modo Família (banda escura) ---------- */
.family { background: linear-gradient(160deg, #13346f, var(--blue-deep)); color: #eaf1ff; }
.family-grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); align-items: center; }
@media (min-width: 940px) { .family-grid { grid-template-columns: 1.1fr .9fr; } }
.family h2 { color: #fff; }
.lede-on-dark { color: #c6d4f0; margin-top: 1rem; }
.ticks { list-style: none; margin: 1.75rem 0 0; padding: 0; display: grid; gap: .9rem; }
.ticks li { position: relative; padding-left: 2.1rem; color: #d4e0f7; font-size: 1.0625rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .15rem; width: 1.4rem; height: 1.4rem; border-radius: 99px;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/1rem no-repeat;
}
.ticks strong { color: #fff; }
.family-kicker { margin-top: 1.75rem; font-family: var(--font-brand); font-weight: 700; font-size: 1.25rem; color: #ffce85; }

/* Anel de família */
.family-art { position: relative; display: grid; place-items: center; min-height: 300px; }
.ring { position: absolute; border-radius: 99px; border: 2px dashed rgba(143,192,255,.35); display: grid; place-items: center; }
.ring span { position: absolute; top: -.7rem; background: var(--blue-deep); padding: 0 .5rem; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: #8fc0ff; font-weight: 700; }
.ring-1 { width: 290px; height: 290px; }
.ring-2 { width: 200px; height: 200px; border-color: rgba(63,217,140,.4); }
.ring-2 span { color: #6fe3ad; }
.ring-core { width: 110px; height: 110px; border: none; background: radial-gradient(circle at 50% 35%, #2E6BD6, #1B5ED8); box-shadow: 0 0 0 10px rgba(46,107,214,.18), var(--shadow-lg); }

/* ---------- Passos ---------- */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; display: grid; gap: 1.25rem; }
@media (min-width: 820px) { .steps { grid-template-columns: 1fr 1fr 1fr; } }
.step { background: #fff; border: 1px solid var(--rule); border-radius: var(--radius); padding: 1.75rem 1.5rem; box-shadow: var(--shadow); }
.step-num {
  display: inline-grid; place-items: center; width: 2.6rem; height: 2.6rem; border-radius: 99px;
  background: var(--blue); color: #fff; font-family: var(--font-brand); font-weight: 800; font-size: 1.25rem; margin-bottom: .9rem;
}
.step h3 { margin-bottom: .35rem; }
.step p { color: var(--ink-2); }

/* ---------- Privacidade ---------- */
.priv-grid { display: grid; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
@media (min-width: 900px) { .priv-grid { grid-template-columns: 1fr 1fr; } }
.priv-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.priv-list li { background: #fff; border: 1px solid var(--rule); border-radius: var(--radius-sm); padding: 1.1rem 1.25rem 1.1rem 3.1rem; position: relative; color: var(--ink-2); }
.priv-list li::before {
  content: ""; position: absolute; left: 1rem; top: 1.15rem; width: 1.4rem; height: 1.4rem;
  background: var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M12 1 3 5v6c0 5 3.8 9.4 9 11 5.2-1.6 9-6 9-11V5z'/%3E%3C/svg%3E") center/1rem no-repeat;
  border-radius: 6px;
}
.priv-list strong { color: var(--ink); }

/* ---------- CTA download (banda escura) ---------- */
.section-cta { background: linear-gradient(160deg, var(--blue), #14346e); color: #fff; }
.on-dark { color: #fff; }
.on-dark-sub { color: #d4e0f7; }
.download-row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: center; }
.section-cta .btn-primary { background: #fff; color: var(--blue); box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.section-cta .btn-primary:hover { background: #eef4ff; }
.btn.is-soon { background: rgba(255,255,255,.14); color: #eaf1ff; border-color: rgba(255,255,255,.35); cursor: default; box-shadow: none; }
.btn.is-soon:hover { transform: none; background: rgba(255,255,255,.14); }
.soon-note { max-width: 620px; margin: 1.25rem auto 0; text-align: center; color: #d4e0f7; font-size: 1.0625rem; }
.soon-note strong { color: #fff; }
.badge-soon { display: inline-flex; align-items: center; gap: .45rem; padding: .7rem 1.1rem; border-radius: var(--radius-sm); border: 1.5px solid rgba(255,255,255,.45); color: #e7eeff; font-weight: 600; font-size: .95rem; }
.install { max-width: 720px; margin: 2.25rem auto 0; padding-left: 1.25rem; display: grid; gap: .85rem; color: #e7eeff; font-size: 1.0625rem; }
.install li { padding-left: .25rem; }
.install strong { color: #fff; }
.install-why { max-width: 720px; margin: 1.5rem auto 0; text-align: center; color: #c0d0ef; font-size: .98rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: .75rem; }
.faq details {
  background: #fff; border: 1px solid var(--rule); border-radius: var(--radius-sm); padding: .25rem 1.25rem; box-shadow: var(--shadow);
}
.faq summary {
  list-style: none; cursor: pointer; font-family: var(--font-brand); font-weight: 700; font-size: 1.1rem;
  padding: 1.1rem 2rem 1.1rem 0; position: relative; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 1.6rem; font-weight: 400; color: var(--blue); line-height: 1;
}
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 0 1.2rem; color: var(--ink-2); font-size: 1.0625rem; }

/* ---------- Rodapé ---------- */
.site-footer { background: var(--blue-deep); color: #c6d4f0; padding: clamp(2.5rem, 5vw, 3.5rem) 0; }
.footer-inner { display: grid; gap: 1.75rem; align-items: center; }
@media (min-width: 820px) { .footer-inner { grid-template-columns: 1fr auto auto; gap: 2.5rem; } }
.footer-brand { display: flex; align-items: center; gap: .75rem; }
.footer-name { font-family: var(--font-brand); font-weight: 800; font-size: 1.3rem; color: #fff; }
.footer-tag { font-size: .95rem; color: #9fb2d8; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.footer-nav a { color: #c6d4f0; font-weight: 600; }
.footer-nav a:hover { color: #fff; text-decoration: none; }
.footer-by { font-size: .98rem; color: #aebfe2; }
.footer-by a { color: #8fc0ff; text-decoration: underline; text-underline-offset: 2px; }
.footer-fine { color: #7e93bd; font-size: .9rem; }

/* Bandeira do Brasil — CSS puro (verde + losango amarelo + disco azul), padrão dos sites BRR */
.brazil-flag {
  position: relative; display: inline-block; width: 22px; height: 15px;
  background: #009C3B; box-shadow: inset 0 0 0 .5px rgba(255,255,255,.18);
  transform-origin: left center; animation: flag-wave 3.6s ease-in-out infinite;
  vertical-align: middle; flex-shrink: 0; margin-left: .15rem;
}
.brazil-flag::before { content: ""; position: absolute; inset: 2.5px; background: #FFDF00; clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
.brazil-flag::after { content: ""; position: absolute; top: 50%; left: 50%; width: 5.5px; height: 5.5px; background: #002776; border-radius: 50%; transform: translate(-50%, -50%); }
@keyframes flag-wave {
  0%, 100% { transform: rotateY(0deg) skewX(0deg) skewY(0deg); }
  25%      { transform: rotateY(-12deg) skewX(-3deg) skewY(0.6deg); }
  50%      { transform: rotateY(0deg) skewX(0deg) skewY(0deg); }
  75%      { transform: rotateY(12deg) skewX(3deg) skewY(-0.6deg); }
}