/* Axolote — estilo compartilhado do site
   Tokens + base usados em todas as páginas (landing, privacidade, etc.) */

:root {
  color-scheme: light dark;

  --bg: #f6f6f4;
  --ink: #1c1c1e;
  --ink-soft: #515159;
  --ink-faint: #6e6e73;
  --link: #0a84ff;
  --rule: rgba(60, 60, 67, 0.12);

  /* cores da marca, extraídas do ícone do app (teal -> azul) */
  --brand-1: #21cfc9;
  --brand-2: #1f7df0;

  --content-width: 560px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15171c;
    --ink: #ededf0;
    --ink-soft: #aeaeb6;
    --ink-faint: #8e8e93;
    --link: #4aa3ff;
    --rule: rgba(255, 255, 255, 0.12);
  }
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  /* foco/seleção e controles nativos usam a cor da marca */
  accent-color: var(--brand-2);
  /* some o flash cinza do toque no iOS (Safari) */
  -webkit-tap-highlight-color: transparent;
}

/* seleção de texto na cor da marca (toque Apple nativo) */
::selection {
  background: color-mix(in srgb, var(--brand-2) 22%, transparent);
}

/* imagens como bloco (some o gap fantasma de imagem inline) e nunca estourando
   a largura do container; regras específicas (.app-icon, badge) refinam depois */
img,
picture {
  display: block;
  max-width: 100%;
}

/* respeita quem pede menos movimento (acessibilidade) */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}

body {
  width: 90%;
  max-width: var(--content-width);
  margin: 0 auto;
  /* respeita notch / Dynamic Island / home indicator com viewport-fit=cover;
     insets valem 0 fora do iPhone, então o layout fica idêntico ali */
  padding:
    calc(64px + env(safe-area-inset-top, 0px))
    env(safe-area-inset-right, 0px)
    calc(96px + env(safe-area-inset-bottom, 0px))
    env(safe-area-inset-left, 0px);
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    system-ui, "Roboto", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ---- Tipografia ---- */

h1 {
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 10px;
  text-wrap: balance;
}

/* rótulo de seção (caixa alta pequena) */
h2 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  margin: 40px 0 10px;
}

p {
  margin: 0 0 18px;
  color: var(--ink-soft);
  text-wrap: pretty;
}

a {
  color: var(--link);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

strong { color: var(--ink); font-weight: 600; }

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 40px 0 0;
}

/* ---- Utilitários de texto ---- */

.lead {
  font-size: 19px;
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: 8px;
}

.updated {
  margin: 0;
  font-size: 14px;
  color: var(--ink-faint);
}

/* ---- Cabeçalho centralizado (hero) ---- */

header {
  text-align: center;
  margin-bottom: 40px;
}

/* ilustração simples no topo (ex.: ícone de privacidade) */
.badge {
  width: 104px;
  height: auto;
  margin: 0 auto 24px;
  display: block;
}

/* ícone do app com cantos arredondados estilo iOS */
.app-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 26px;
  display: block;
  border-radius: 27px; /* ~22.37% do tamanho, squircle iOS */
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.05), 0 14px 36px rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
  .app-icon { box-shadow: 0 1px 1px rgba(0, 0, 0, 0.5), 0 16px 40px rgba(0, 0, 0, 0.55); }
}

/* ---- Ações / botão da App Store ---- */

.actions {
  text-align: center;
  margin: 32px 0 8px;
}

/* Badge oficial da Apple. Não alterar proporções, cor ou espaçamento interno
   (App Store Marketing Guidelines). Preto no claro, branco no escuro. */
.appstore-badge {
  display: inline-block;
  line-height: 0;
  border-radius: 10px;
  transition: opacity 0.12s ease, transform 0.12s ease;
}
.appstore-badge img {
  height: 52px;
  width: auto;
}
.appstore-badge:hover { opacity: 0.85; text-decoration: none; }
.appstore-badge:active { transform: translateY(1px); }
.appstore-badge:focus-visible { outline: 3px solid var(--link); outline-offset: 4px; }

/* ---- Navegação / acessibilidade ---- */

nav.site {
  display: flex;
  justify-content: center;
  gap: 22px;
  margin-bottom: 44px;
  font-size: 15px;
}
nav.site a { color: var(--ink-soft); }
nav.site a[aria-current="page"] { color: var(--ink); font-weight: 600; }

/* link "pular para o conteúdo" — visível só com o teclado */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}
.skip-link:focus {
  left: 50%;
  transform: translateX(-50%);
  top: 10px;
  z-index: 10;
  padding: 8px 16px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 10px;
  text-decoration: none;
}

/* ---- Perguntas frequentes (FAQ) ---- */

.faq {
  margin-top: 8px;
}
.faq h2 {
  text-align: center;
  margin-bottom: 18px;
}
.faq details {
  border-top: 1px solid var(--rule);
  padding: 4px 0;
}
.faq details:last-of-type {
  border-bottom: 1px solid var(--rule);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 28px 12px 2px;
  position: relative;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
/* seta + que vira − ao abrir */
.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 400;
  font-size: 22px;
  line-height: 1;
  color: var(--ink-faint);
}
.faq details[open] summary::after { content: "\2212"; }
.faq summary:focus-visible {
  outline: 3px solid var(--link);
  outline-offset: 2px;
  border-radius: 6px;
}
.faq details > p {
  margin: 0 0 14px;
  padding-right: 28px;
}

/* ---- Rodapé ---- */

footer {
  margin-top: 28px;
  text-align: center;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-faint);
}
footer a { color: var(--ink-faint); text-decoration: underline; }
.footer-links a { margin: 0 7px; }