/* ============================================================
   i9ver mobi — Landing Page
   Paleta extraída dos folders oficiais (ver CLAUDE.md do projeto)
   ============================================================ */

:root {
  /* Fundo e superfícies */
  --bg: #010329;
  --bg-alt: #000324;
  --surface: rgba(255, 255, 255, 0.045);
  --borda: rgba(255, 255, 255, 0.12);

  /* Paleta neon da marca */
  --ciano: #03adf2;
  --azul: #2266f0;
  --violeta: #7f33f0;
  --purpura: #a92be5;
  --magenta: #e914b2;
  --rosa: #f42e72;
  --laranja: #f86d26;
  --amarelo: #eeb306;
  --lima: #9dd102;

  /* Texto */
  --txt: #ffffff;
  --txt-2: rgba(255, 255, 255, 0.75);
  --txt-3: rgba(255, 255, 255, 0.55);

  /* Gradiente arco-íris da marca (ordem dos folders) */
  --grad-marca: linear-gradient(90deg, var(--ciano), var(--azul), var(--violeta), var(--magenta), var(--laranja), var(--amarelo), var(--lima));
  --grad-cta: linear-gradient(90deg, var(--azul), var(--violeta), var(--magenta));

  --fonte-titulo: "Exo 2", "Arial Black", sans-serif;
  --fonte-corpo: "Inter", system-ui, -apple-system, sans-serif;

  --radius: 14px;
  --header-h: 72px;
}

/* ============ Reset e base ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  /* iOS: evita zoom automático de texto em rotação */
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--txt);
  font-family: var(--fonte-corpo);
  font-size: 1rem;
  line-height: 1.6;
  /* iOS: remove flash cinza ao tocar em links/botões */
  -webkit-tap-highlight-color: transparent;
}

/* Trava scroll horizontal SEM quebrar o smooth scroll do window:
   overflow-x: hidden no body cria um scroll container e mata o
   scrollTo suave no Chrome — clip corta o overflow sem esse efeito */
html, body { overflow-x: clip; }

img { max-width: 100%; height: auto; display: block; }

a { color: var(--ciano); text-decoration: none; }

.container { width: min(100% - 2.5rem, 1080px); margin-inline: auto; }
.container.narrow { max-width: 760px; }
.center { text-align: center; }

/* ============ Tipografia ============ */
h1, h2, h3 {
  font-family: var(--fonte-titulo);
  font-style: italic;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(1.9rem, 5.5vw, 3.3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.3rem); margin-bottom: 0.75rem; }
h3 { font-size: 1.1rem; font-style: italic; }

/* Texto com gradiente da marca */
.grad {
  background: var(--grad-marca);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ============ Header ============ */
.header {
  position: sticky; /* sticky se comporta melhor que fixed no iOS */
  top: 0;
  z-index: 50;
  background: rgba(1, 3, 41, 0.82);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borda);
  /* iOS notch em paisagem */
  padding-inline: env(safe-area-inset-left) env(safe-area-inset-right);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { width: 132px; height: auto; }
.logo-link { display: flex; align-items: center; }

/* ============ Botões ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--fonte-corpo);
  font-weight: 800;
  font-size: 1rem;
  padding: 0.9rem 1.7rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  /* iOS: evita atraso de 300ms e duplo-tap-zoom */
  touch-action: manipulation;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

.btn:active { transform: scale(0.97); }

.btn-gradient {
  background: var(--grad-cta);
  color: #fff;
  box-shadow: 0 4px 24px rgba(127, 51, 240, 0.45);
}
.btn-gradient:hover { box-shadow: 0 6px 32px rgba(233, 20, 178, 0.5); }

.btn-ghost {
  background: transparent;
  color: var(--txt);
  border: 1.5px solid var(--borda);
}
.btn-ghost:hover { border-color: var(--ciano); color: var(--ciano); }

.btn-sm { padding: 0.55rem 1.2rem; font-size: 0.9rem; }
.btn-full { width: 100%; }

/* ============ Hero ============ */
.hero {
  /* 100svh: altura estável no iOS (barra do Safari não “pula” o layout) */
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  text-align: center;
  padding-block: 3.5rem;
  position: relative;
  background:
    radial-gradient(ellipse 70% 45% at 50% -10%, rgba(34, 102, 240, 0.22), transparent),
    radial-gradient(ellipse 45% 35% at 85% 100%, rgba(233, 20, 178, 0.12), transparent),
    radial-gradient(ellipse 45% 35% at 12% 95%, rgba(3, 173, 242, 0.10), transparent);
}

.hero .sub {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: var(--txt-2);
  max-width: 620px;
  margin: 1.2rem auto 2rem;
}

.hero-ctas {
  display: flex;
  gap: 0.9rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-note { margin-top: 1.1rem; font-size: 0.85rem; color: var(--txt-3); }

/* ============ Seções ============ */
.section {
  padding-block: 4.5rem;
  /* âncoras (#proposta) não podem esconder o título atrás do header sticky */
  scroll-margin-top: var(--header-h);
}
.section-alt { background: var(--bg-alt); }

.section-sub {
  color: var(--txt-2);
  font-size: 1.05rem;
  margin-bottom: 1.8rem;
  max-width: 640px;
}
.section-sub.center { margin-inline: auto; text-align: center; }

.center + .section-sub { margin-inline: auto; }

/* Dor */
.dores { list-style: none; display: grid; gap: 1rem; margin-block: 1.5rem; }
.dores li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 1.1rem 1.3rem;
  color: var(--txt-2);
}
.dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; margin-top: 0.5rem; }
.dot-rosa { background: var(--rosa); box-shadow: 0 0 12px var(--rosa); }
.dot-laranja { background: var(--laranja); box-shadow: 0 0 12px var(--laranja); }
.dot-amarelo { background: var(--amarelo); box-shadow: 0 0 12px var(--amarelo); }

.transicao { font-size: 1.15rem; margin-top: 1.6rem; }

/* Solução */
.solucao-card {
  border: 1px solid transparent;
  border-radius: var(--radius);
  background:
    linear-gradient(var(--bg-alt), var(--bg-alt)) padding-box,
    var(--grad-marca) border-box;
  padding: 1.6rem 1.8rem;
  display: grid;
  gap: 1rem;
  color: var(--txt-2);
  font-size: 1.05rem;
}
.destaque-grad {
  font-family: var(--fonte-titulo);
  font-style: italic;
  font-weight: 800;
  font-size: 1.25rem;
  background: var(--grad-marca);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* Pilares — cards */
.cards3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3rem;
  margin-top: 2.2rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 1.7rem 1.5rem;
  display: grid;
  gap: 0.7rem;
  align-content: start;
}
.card p { color: var(--txt-2); font-size: 0.95rem; }

.card-icon {
  width: 52px; height: 52px;
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid currentColor;
}
.card-icon svg { width: 26px; height: 26px; }

.icon-ciano   { color: var(--ciano);   box-shadow: 0 0 18px rgba(3, 173, 242, 0.35); }
.icon-violeta { color: var(--violeta); box-shadow: 0 0 18px rgba(127, 51, 240, 0.35); }
.icon-magenta { color: var(--magenta); box-shadow: 0 0 18px rgba(233, 20, 178, 0.35); }
.icon-rosa    { color: var(--rosa);    box-shadow: 0 0 18px rgba(244, 46, 114, 0.35); }
.icon-laranja { color: var(--laranja); box-shadow: 0 0 18px rgba(248, 109, 38, 0.35); }
.icon-lima    { color: var(--lima);    box-shadow: 0 0 18px rgba(157, 209, 2, 0.35); }

/* Benefícios — lista */
.beneficios { list-style: none; display: grid; gap: 1.1rem; margin-top: 2.2rem; }
.beneficios li {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
}
.beneficios p { color: var(--txt-2); font-size: 0.95rem; }
.bene-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid currentColor;
}
.bene-icon svg { width: 22px; height: 22px; }

/* Como funciona */
.passos { list-style: none; display: grid; gap: 1.2rem; margin-top: 2.2rem; counter-reset: passo; }
.passos li { display: flex; gap: 1.1rem; align-items: flex-start; }
.passos p { color: var(--txt-2); font-size: 0.95rem; }
.passo-num {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--fonte-titulo);
  font-style: italic;
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  background: var(--grad-cta);
  box-shadow: 0 0 18px rgba(127, 51, 240, 0.45);
}

/* Propósito */
.proposito {
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  color: var(--txt-2);
  max-width: 640px;
  margin: 1rem auto 0;
  line-height: 1.5;
}
.proposito strong { color: var(--txt); }

/* ============ Formulário ============ */
.form {
  margin-top: 2.2rem;
  display: grid;
  gap: 1.1rem;
  max-width: 480px;
  margin-inline: auto;
}

.campo { display: grid; gap: 0.35rem; }
.campo label { font-size: 0.9rem; font-weight: 600; color: var(--txt-2); }

.campo input {
  /* iOS: 16px+ evita o zoom automático ao focar o campo */
  font-size: 16px;
  font-family: var(--fonte-corpo);
  color: var(--txt);
  background: var(--surface);
  border: 1.5px solid var(--borda);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  width: 100%;
  /* iOS: remove estilo nativo de input */
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s ease;
}
.campo input:focus {
  outline: none;
  border-color: var(--ciano);
  box-shadow: 0 0 0 3px rgba(3, 173, 242, 0.2);
}
.campo input::placeholder { color: var(--txt-3); }

/* honeypot: fora da tela, invisível pra humano, visível pra bot */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-note { font-size: 0.82rem; color: var(--txt-3); text-align: center; }
.form-erro {
  font-size: 0.9rem;
  color: var(--rosa);
  text-align: center;
  background: rgba(244, 46, 114, 0.1);
  border: 1px solid rgba(244, 46, 114, 0.35);
  border-radius: 10px;
  padding: 0.7rem 1rem;
}
.btn[disabled] { opacity: 0.6; cursor: wait; }

/* ============ Footer ============ */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--borda);
  padding-block: 3rem;
  /* iOS: respeita a barra inferior/home indicator */
  padding-bottom: calc(3rem + env(safe-area-inset-bottom));
  text-align: center;
}
.footer-inner { display: grid; gap: 1rem; justify-items: center; }
.logo-footer { width: 120px; opacity: 0.9; }
.footer-tagline { color: var(--txt-2); font-size: 0.95rem; max-width: 420px; }
.footer-contatos { list-style: none; display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content: center; }
.footer-contatos a,
.footer-contatos button {
  color: var(--txt-2);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  cursor: pointer;
  touch-action: manipulation;
}
.footer-contatos a:hover,
.footer-contatos button:hover { color: var(--ciano); }
.footer-icon { width: 20px; height: 20px; min-width: 20px; flex-shrink: 0; }
.footer-copy { color: var(--txt-3); font-size: 0.8rem; margin-top: 0.5rem; }

/* ============ Botões flutuantes ============ */
.fab {
  position: fixed;
  /* iOS: afasta da home indicator */
  bottom: calc(1.2rem + env(safe-area-inset-bottom));
  z-index: 60;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: none;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.15s ease, opacity 0.25s ease;
}
.fab:active { transform: scale(0.92); }
.fab svg { width: 28px; height: 28px; }

.fab-whats {
  right: calc(1.2rem + env(safe-area-inset-right));
  background: #25d366;
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
}

.fab-topo {
  left: calc(1.2rem + env(safe-area-inset-left));
  background: var(--surface);
  color: var(--txt);
  border: 1.5px solid var(--borda);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
}
.fab-topo.visivel { opacity: 1; pointer-events: auto; }

/* ============ Responsivo ============ */
@media (max-width: 820px) {
  .cards3 { grid-template-columns: 1fr; }
  .section { padding-block: 3.2rem; }
}

@media (max-width: 480px) {
  .logo { width: 108px; }
  .hero-ctas .btn { width: 100%; }
  .beneficios li, .dores li { padding: 1rem 1.1rem; }
}

/* Acessibilidade: respeita usuário que desativa animação */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .fab { transition: none; }
}