/* =========================================================
   METANOIA — Stylesheet
   Minimalista, preto & branco, com efeito "fosco" (glassmorphism)
   ========================================================= */

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

html {
  scroll-behavior: smooth;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
}

/* ---------- Design tokens ---------- */
:root {
  --color-bg: #0a0a0a;
  --color-bg-soft: #0f0f0f;
  --color-text: #f4f4f4;
  --color-text-muted: #a0a0a0;
  --color-border: rgba(255, 255, 255, 0.12);
  --color-border-strong: rgba(255, 255, 255, 0.24);

  --glass-bg: rgba(255, 255, 255, 0.055);
  --glass-bg-strong: rgba(255, 255, 255, 0.1);
  --glass-blur: 18px;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.5);

  --max-width: 1120px;
  --header-height: 76px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 180ms var(--ease);
  --transition-med: 320ms var(--ease);

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
}

/* ---------- Base ---------- */
body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Fundo decorativo: blobs desfocados que dão profundidade ao efeito fosco */
.bg-decor {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-decor::before,
.bg-decor::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
}

.bg-decor::before {
  width: 520px;
  height: 520px;
  top: -160px;
  left: -120px;
  background: radial-gradient(circle at center, #ffffff 0%, transparent 70%);
  opacity: 0.06;
}

.bg-decor::after {
  width: 620px;
  height: 620px;
  bottom: -220px;
  right: -160px;
  background: radial-gradient(circle at center, #ffffff 0%, transparent 70%);
  opacity: 0.05;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: #fff;
  color: #000;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

section {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

/* ---------- Utilitário: superfície "fosca" (glass) ---------- */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(var(--glass-blur)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

/* ---------- Cabeçalho / navegação ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(10, 10, 10, 0.55);
  backdrop-filter: blur(var(--glass-blur)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Espaço reservado para a logo — substitua por <img src="..." alt="Logo METANOIA">
   quando o arquivo final estiver disponível. */
.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-name {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: 2rem;
}

.nav-list a {
  position: relative;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  padding-block: 0.4rem;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-text);
  transition: width var(--transition-fast);
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--color-text);
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--color-border);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--color-text);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid var(--color-border-strong);
  transition: transform var(--transition-fast), background var(--transition-fast),
    border-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--color-text);
  color: #0a0a0a;
  border-color: var(--color-text);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #d9d9d9;
}

.btn-ghost {
  background: var(--glass-bg);
  color: var(--color-text);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--glass-bg-strong);
  border-color: var(--color-text);
}

/* ---------- Hero ---------- */
.hero {
  padding-block: 7rem 5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.hero-eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.hero h1 {
  font-size: clamp(2.75rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.05;
}

.hero p {
  max-width: 42ch;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---------- Seções genéricas ---------- */
.section {
  padding-block: 5rem;
}

.section-head {
  margin-bottom: 2.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.section-tag {
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.section-head h2 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 700;
}

.section-lead {
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* ---------- Sobre ---------- */
.about-card {
  padding: 2.75rem;
  max-width: 780px;
  margin-inline: auto;
  text-align: center;
}

.about-card p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 56ch;
  margin-inline: auto;
}

.about-card p + p {
  margin-top: 1rem;
}

/* ---------- Apps ---------- */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 400px));
  justify-content: center;
  gap: 1.75rem;
}

.app-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 2rem;
  text-align: left;
  transition: transform var(--transition-med), border-color var(--transition-med),
    background var(--transition-med);
}

.app-card:hover,
.app-card:focus-within {
  transform: translateY(-6px);
  border-color: var(--color-border-strong);
  background: var(--glass-bg-strong);
}

/* Espaço reservado para o ícone do app — troque por <img> quando tiver o arquivo final */
.app-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-weight: 700;
  font-size: 1.4rem;
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app-card .app-icon {
  align-self: center;
}

.app-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  text-align: center;
}

.app-card .chip {
  align-self: center;
}

/* ---------- Chip (ex.: contador de downloads) ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  width: fit-content;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--glass-bg);
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.chip .icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.app-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
}

.app-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 0.75rem;
  margin-top: auto;
}

.btn-play {
  position: relative;
  z-index: 2;
  padding: 0.55rem 0.9rem;
  gap: 0.4rem;
  font-size: 0.8rem;
  white-space: nowrap;
}

.btn-play .btn-icon {
  width: 15px;
  height: 15px;
}

.app-card .card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  flex-shrink: 0;
}

/* Link "Saber mais" expandido para cobrir o card inteiro (stretched link),
   permitindo clicar em qualquer área do card sem interferir no botão da Play Store. */
.app-card .card-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.app-card .card-cta .arrow {
  transition: transform var(--transition-fast);
}

.app-card:hover .card-cta .arrow {
  transform: translateX(4px);
}

/* ---------- Contato ---------- */
.contact-card {
  max-width: 620px;
  margin-inline: auto;
  padding: 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.contact-card p {
  color: var(--color-text-muted);
}

.email-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.contact-email {
  font-size: 1.1rem;
  font-weight: 600;
  padding: 0.9rem 1.5rem;
  border-radius: 999px;
  border: 1px solid var(--color-border-strong);
  background: var(--glass-bg);
  user-select: all;
}

.copy-btn {
  position: relative;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  background: var(--glass-bg);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast);
}

.copy-btn:hover,
.copy-btn:focus-visible {
  background: var(--glass-bg-strong);
  border-color: var(--color-text);
}

.copy-btn:active {
  transform: scale(0.94);
}

.copy-btn .icon {
  width: 18px;
  height: 18px;
  position: absolute;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.copy-btn .icon-check {
  opacity: 0;
  transform: scale(0.6);
}

.copy-btn .icon-copy {
  opacity: 1;
  transform: scale(1);
}

.copy-btn.is-copied .icon-copy {
  opacity: 0;
  transform: scale(0.6);
}

.copy-btn.is-copied .icon-check {
  opacity: 1;
  transform: scale(1);
}

.copy-btn::after {
  content: "Copiado!";
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: #f4f4f4;
  color: #0a0a0a;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.copy-btn.is-copied::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Rodapé ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: 2.5rem;
  text-align: center;
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.site-footer p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-text);
}

/* ---------- Página de detalhe do app ---------- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-block: 2rem 1rem;
  transition: color var(--transition-fast);
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--color-text);
}

.app-detail-hero {
  padding-block: 2rem 4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.25rem;
}

.app-detail-icon {
  width: 108px;
  height: 108px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-weight: 700;
  font-size: 2.5rem;
}

.app-detail-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.app-detail-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
}

.app-detail-tagline {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 50ch;
}

.app-detail-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
}

.app-detail-body {
  max-width: 720px;
  margin-inline: auto;
  padding: 2.5rem;
}

.app-detail-body h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.app-detail-body p {
  color: var(--color-text-muted);
}

.app-detail-body ul {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.app-detail-body ul li {
  color: var(--color-text-muted);
  padding-left: 1.4rem;
  position: relative;
}

.app-detail-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text);
}

.features-section {
  padding-top: 1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  max-width: 1000px;
  margin-inline: auto;
}

@media (max-width: 860px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform var(--transition-med), border-color var(--transition-med),
    background var(--transition-med);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-strong);
  background: var(--glass-bg-strong);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon .icon {
  width: 20px;
  height: 20px;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ---------- Página de política de privacidade ---------- */
.policy {
  max-width: 760px;
  margin-inline: auto;
  padding: 3rem 2.5rem;
  margin-block: 2rem 5rem;
}

.policy h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.policy .policy-updated {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-bottom: 2rem;
}

.policy h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.6rem;
}

.policy p,
.policy li {
  color: var(--color-text-muted);
}

.policy ul {
  margin-top: 0.5rem;
  margin-left: 1.25rem;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.policy strong {
  color: var(--color-text);
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsivo ---------- */
@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-med), opacity var(--transition-med);
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    gap: 1.25rem;
  }

  .hero {
    padding-block: 4rem 3rem;
  }

  .about-card,
  .contact-card,
  .app-detail-body,
  .policy {
    padding: 1.75rem;
  }

  .app-card-actions {
    flex-wrap: wrap;
  }

  .btn-play {
    width: 100%;
  }

  .app-card .card-cta {
    width: 100%;
    justify-content: center;
  }
}