/* ============================================================
   GranaZen — Landing Page
   Mobile-first | Tema verde esmeralda | Sem frameworks
   ============================================================ */

/* ---------- Variáveis e reset ---------- */
:root {
  --verde: #16a34a;
  --verde-escuro: #15803d;
  --verde-claro: #dcfce7;
  --verde-suave: #f0fdf4;
  --fundo: #ffffff;
  --fundo-alt: #f8fafc;
  --texto: #0f172a;
  --texto-suave: #475569;
  --borda: #e2e8f0;
  --amarelo: #d97706;
  --amarelo-claro: #fef3c7;
  --vermelho: #dc2626;
  --vermelho-claro: #fee2e2;
  --radius: 16px;
  --radius-sm: 10px;
  --sombra: 0 4px 24px rgba(15, 23, 42, 0.07);
  --sombra-hover: 0 12px 32px rgba(15, 23, 42, 0.12);
  --transicao: 0.25s ease;
  --header-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--texto);
  background: var(--fundo);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 800px; }

.text-green { color: var(--verde); }
.text-warn { color: var(--amarelo); }
.text-over { color: var(--vermelho); }

/* ---------- Animação fade-in no scroll ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Respeita usuários que preferem menos movimento */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade-in { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background var(--transicao), color var(--transicao),
              transform var(--transicao), box-shadow var(--transicao);
  white-space: nowrap;
}
.btn--primary { background: var(--verde); color: #fff; box-shadow: 0 4px 14px rgba(22, 163, 74, 0.35); }
.btn--primary:hover { background: var(--verde-escuro); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(22, 163, 74, 0.4); }
.btn--ghost { color: var(--texto); }
.btn--ghost:hover { color: var(--verde); }
.btn--outline { border: 2px solid var(--verde); color: var(--verde); }
.btn--outline:hover { background: var(--verde-suave); transform: translateY(-2px); }
.btn--white { background: #fff; color: var(--verde-escuro); box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15); }
.btn--white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2); }
.btn--lg { padding: 16px 32px; font-size: 1.05rem; }
.btn--block { width: 100%; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--borda);
  z-index: 100;
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo__icon { width: 36px; height: 36px; }
.logo__text { font-size: 1.25rem; font-weight: 400; }
.logo__text strong { color: var(--verde); font-weight: 800; }

/* Navegação: mobile = painel colapsável; desktop = inline */
.nav {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: #fff;
  border-bottom: 1px solid var(--borda);
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px 24px;
  box-shadow: var(--sombra);
  transform: translateY(-12px);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--transicao), opacity var(--transicao), visibility var(--transicao);
}
.nav.nav--open { transform: translateY(0); opacity: 1; visibility: visible; }

.nav__link {
  padding: 10px 4px;
  font-weight: 500;
  color: var(--texto-suave);
  transition: color var(--transicao);
}
.nav__link:hover { color: var(--verde); }

.nav__actions { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }

/* Hambúrguer */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  align-items: center;
  border-radius: var(--radius-sm);
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--texto);
  border-radius: 2px;
  transition: transform var(--transicao), opacity var(--transicao);
}
/* Vira "X" quando o menu está aberto */
.hamburger.hamburger--active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.hamburger--active span:nth-child(2) { opacity: 0; }
.hamburger.hamburger--active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: calc(var(--header-h) + 48px) 0 64px;
  background: linear-gradient(180deg, var(--verde-suave) 0%, #fff 100%);
  overflow: hidden;
}
.hero__inner { display: flex; flex-direction: column; gap: 48px; align-items: center; }
.hero__content { text-align: center; max-width: 600px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--verde-claro);
  color: var(--verde-escuro);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero__title { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.15; font-weight: 800; margin-bottom: 18px; }
.hero__subtitle { font-size: 1.1rem; color: var(--texto-suave); margin-bottom: 28px; }
.hero__note { font-size: 0.85rem; color: var(--texto-suave); margin-top: 12px; }

/* --- Mockup de celular (CSS puro) --- */
.hero__mockup { display: flex; justify-content: center; }
.phone {
  width: 320px;
  background: #111827;
  border-radius: 36px;
  padding: 10px;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.3);
  position: relative;
}
.phone__notch {
  position: absolute;
  top: 10px; left: 50%;
  transform: translateX(-50%);
  width: 120px; height: 22px;
  background: #111827;
  border-radius: 0 0 14px 14px;
  z-index: 2;
}
.phone__header {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #075e54; /* verde-escuro estilo WhatsApp */
  color: #fff;
  padding: 28px 14px 12px;
  border-radius: 26px 26px 0 0;
}
.phone__avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--verde);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.phone__name { font-weight: 600; font-size: 0.95rem; }
.phone__status { font-size: 0.75rem; opacity: 0.85; }

.phone__chat {
  background: #e5ddd5; /* fundo clássico do WhatsApp */
  padding: 14px 10px 18px;
  border-radius: 0 0 26px 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 380px;
}
.bubble {
  max-width: 85%;
  padding: 8px 12px;
  font-size: 0.8rem;
  line-height: 1.45;
  border-radius: 12px;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
}
.bubble--sent { align-self: flex-end; background: #dcf8c6; border-bottom-right-radius: 4px; }
.bubble--received { align-self: flex-start; background: #fff; border-bottom-left-radius: 4px; }

/* ============================================================
   SEÇÕES GENÉRICAS
   ============================================================ */
.section { padding: 72px 0; }
.section--alt { background: var(--fundo-alt); }

.section__head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section__tag {
  display: inline-block;
  background: var(--verde-claro);
  color: var(--verde-escuro);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section__title { font-size: clamp(1.6rem, 4vw, 2.3rem); font-weight: 800; line-height: 1.2; margin-bottom: 12px; }
.section__subtitle { color: var(--texto-suave); font-size: 1.05rem; }

/* Grids */
.grid { display: grid; gap: 20px; }
.grid--features { grid-template-columns: 1fr; }
.grid--security { grid-template-columns: 1fr; }
.grid--testimonials { grid-template-columns: 1fr; }
.grid--limits { grid-template-columns: 1fr; }
.grid--plans { grid-template-columns: 1fr; max-width: 860px; margin: 0 auto; }

/* ---------- Cards genéricos (Recursos / Segurança) ---------- */
.card {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform var(--transicao), box-shadow var(--transicao), border-color var(--transicao);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--sombra-hover); border-color: var(--verde-claro); }
.card--center { text-align: center; }
.card--center .card__icon { margin: 0 auto 16px; }

.card__icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--verde-claro);
  color: var(--verde-escuro);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.card__icon svg { width: 26px; height: 26px; }
.card__title { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.card__text { color: var(--texto-suave); font-size: 0.93rem; }

/* ============================================================
   COMO FUNCIONA — passos alternados
   ============================================================ */
.steps { display: flex; flex-direction: column; gap: 56px; }
.step { display: flex; flex-direction: column; gap: 24px; align-items: center; }

.step__content { max-width: 480px; text-align: center; }
.step__number {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--verde);
  color: #fff;
  font-weight: 800;
  margin-bottom: 14px;
}
.step__title { font-size: 1.3rem; font-weight: 700; margin-bottom: 10px; }
.step__text { color: var(--texto-suave); }

/* Placeholder estilizado para vídeo/imagem */
.media-placeholder {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--verde-claro), var(--verde-suave));
  border: 2px dashed rgba(22, 163, 74, 0.35);
  color: var(--verde-escuro);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* ============================================================
   OPEN FINANCE
   ============================================================ */
.openfinance { background: linear-gradient(135deg, #052e16 0%, var(--verde-escuro) 100%); color: #fff; }
.openfinance .section__tag { background: rgba(255, 255, 255, 0.15); color: #fff; }
.openfinance .section__subtitle { color: rgba(255, 255, 255, 0.82); }
.openfinance__inner { display: flex; flex-direction: column; gap: 40px; align-items: center; text-align: center; }
.openfinance__content { max-width: 520px; }

.openfinance__badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  padding: 14px 22px;
}
.openfinance__count { font-size: 2rem; font-weight: 800; color: #86efac; }

.openfinance__banks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.bank-logo {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  transition: background var(--transicao), transform var(--transicao);
}
.bank-logo:hover { background: rgba(255, 255, 255, 0.22); transform: scale(1.07); }

/* ============================================================
   LIMITES DE GASTOS — barras de progresso
   ============================================================ */
.limit-card {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform var(--transicao), box-shadow var(--transicao);
}
.limit-card:hover { transform: translateY(-4px); box-shadow: var(--sombra-hover); }

.limit-card__head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 14px; }
.limit-card__category { font-weight: 700; }

.limit-card__status { font-size: 0.75rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; white-space: nowrap; }
.limit-card__status--ok { background: var(--verde-claro); color: var(--verde-escuro); }
.limit-card__status--warn { background: var(--amarelo-claro); color: var(--amarelo); }
.limit-card__status--over { background: var(--vermelho-claro); color: var(--vermelho); }

.progress { height: 10px; background: var(--borda); border-radius: 999px; overflow: hidden; margin-bottom: 16px; }
.progress__bar { height: 100%; background: var(--verde); border-radius: 999px; transition: width 0.8s ease; }
.progress__bar--warn { background: var(--amarelo); }
.progress__bar--over { background: var(--vermelho); }

.limit-card__values { display: flex; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.limit-card__values > div { display: flex; flex-direction: column; }
.limit-card__label { font-size: 0.75rem; color: var(--texto-suave); }
.limit-card__percent { font-size: 0.85rem; color: var(--texto-suave); }

/* ============================================================
   DEPOIMENTOS
   ============================================================ */
.testimonial {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform var(--transicao), box-shadow var(--transicao);
}
.testimonial:hover { transform: translateY(-4px); box-shadow: var(--sombra-hover); }

.testimonial__stars { color: #f59e0b; letter-spacing: 3px; }
.testimonial__text { color: var(--texto-suave); font-style: italic; flex: 1; }
.testimonial__author { display: flex; align-items: center; gap: 12px; }
.testimonial__avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--verde);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.testimonial__name { font-weight: 700; }
.testimonial__role { font-size: 0.85rem; color: var(--texto-suave); }

/* ============================================================
   PLANOS — toggle + cards de preço
   ============================================================ */
.billing-toggle {
  display: flex;
  justify-content: center;
  gap: 4px;
  background: var(--fundo-alt);
  border: 1px solid var(--borda);
  border-radius: 999px;
  padding: 5px;
  width: fit-content;
  margin: 0 auto 40px;
}
.billing-toggle__btn {
  padding: 10px 24px;
  border-radius: 999px;
  font-weight: 600;
  color: var(--texto-suave);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background var(--transicao), color var(--transicao);
}
.billing-toggle__btn--active { background: var(--verde); color: #fff; }
.billing-toggle__save {
  background: #fff;
  color: var(--verde-escuro);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
}
.billing-toggle__btn:not(.billing-toggle__btn--active) .billing-toggle__save {
  background: var(--verde-claro);
}

.plan {
  position: relative;
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 36px 28px 28px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transicao), box-shadow var(--transicao);
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--sombra-hover); }
.plan--featured { border: 2px solid var(--verde); box-shadow: 0 8px 32px rgba(22, 163, 74, 0.15); }

.plan__badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--verde-claro);
  color: var(--verde-escuro);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 999px;
  white-space: nowrap;
}
.plan__badge--featured { background: var(--verde); color: #fff; }

.plan__name { font-size: 1.4rem; font-weight: 800; margin-bottom: 6px; }
.plan__desc { color: var(--texto-suave); font-size: 0.92rem; margin-bottom: 20px; }

.plan__price { display: flex; align-items: baseline; gap: 4px; }
.plan__currency { font-weight: 600; color: var(--texto-suave); }
.plan__value { font-size: 2.6rem; font-weight: 800; line-height: 1; }
.plan__period { color: var(--texto-suave); }
.plan__billing-note { font-size: 0.8rem; color: var(--texto-suave); margin: 6px 0 22px; }

.plan__features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 26px; flex: 1; }
.plan__features li {
  position: relative;
  padding-left: 28px;
  font-size: 0.93rem;
  color: var(--texto-suave);
}
/* Check verde via pseudo-elemento (sem assets externos) */
.plan__features li::before {
  content: "";
  position: absolute;
  left: 0; top: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--verde-claro)
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%2315803d" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><path d="M20 6L9 17l-5-5"/></svg>')
    center / 11px no-repeat;
}

/* ============================================================
   FAQ — accordion
   ============================================================ */
.accordion { display: flex; flex-direction: column; gap: 12px; }
.accordion__item {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transicao), box-shadow var(--transicao);
}
.accordion__item.accordion__item--open { border-color: var(--verde); box-shadow: var(--sombra); }

.accordion__trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--texto);
  transition: color var(--transicao);
}
.accordion__trigger:hover { color: var(--verde); }
.accordion__chevron { flex-shrink: 0; transition: transform var(--transicao); color: var(--verde); }
.accordion__item--open .accordion__chevron { transform: rotate(180deg); }

/* Painel animado via max-height controlado pelo JS */
.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.accordion__panel p { padding: 0 20px 18px; color: var(--texto-suave); font-size: 0.93rem; }

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final {
  background: linear-gradient(135deg, var(--verde) 0%, var(--verde-escuro) 100%);
  color: #fff;
  text-align: center;
  padding: 80px 0;
}
.cta-final__title { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; margin-bottom: 12px; }
.cta-final__subtitle { font-size: 1.05rem; opacity: 0.9; max-width: 540px; margin: 0 auto 30px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: #0f172a; color: #cbd5e1; padding: 56px 0 0; }
.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-bottom: 40px;
}
.footer .logo__text { color: #fff; }
.footer__tagline { font-size: 0.9rem; margin-top: 14px; max-width: 280px; color: #94a3b8; }

.footer__heading { color: #fff; font-size: 0.95rem; margin-bottom: 16px; }
.footer__list { display: flex; flex-direction: column; gap: 10px; }
.footer__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: #94a3b8;
  transition: color var(--transicao);
}
.footer__link:hover { color: #4ade80; }

.footer__stripe {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.85rem;
  color: #94a3b8;
}
.footer__stripe strong { color: #fff; }
.footer__stripe svg { color: #4ade80; }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 22px;
  padding-bottom: 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  color: #64748b;
  text-align: center;
}

/* ============================================================
   RESPONSIVO — tablet (≥768px)
   ============================================================ */
@media (min-width: 768px) {
  .grid--features { grid-template-columns: repeat(2, 1fr); }
  .grid--security { grid-template-columns: repeat(2, 1fr); }
  .grid--testimonials { grid-template-columns: repeat(3, 1fr); }
  .grid--limits { grid-template-columns: repeat(3, 1fr); }
  .grid--plans { grid-template-columns: repeat(2, 1fr); gap: 28px; }

  .openfinance__banks { grid-template-columns: repeat(6, 1fr); }

  /* Passos lado a lado, alternando a ordem */
  .step { flex-direction: row; gap: 48px; }
  .step--reverse { flex-direction: row-reverse; }
  .step__content { text-align: left; flex: 1; }
  .step__media { flex: 1; }

  .footer__inner { grid-template-columns: repeat(2, 1fr); }
  .footer__bottom { flex-direction: row; justify-content: space-between; }
}

/* ============================================================
   RESPONSIVO — desktop (≥1024px)
   ============================================================ */
@media (min-width: 1024px) {
  /* Nav volta a ser inline no desktop */
  .hamburger { display: none; }
  .nav {
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 28px;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
    transform: none;
    opacity: 1;
    visibility: visible;
  }
  .nav__actions { flex-direction: row; align-items: center; gap: 12px; margin: 0 0 0 12px; }

  .hero { padding: calc(var(--header-h) + 72px) 0 88px; }
  .hero__inner { flex-direction: row; justify-content: space-between; gap: 56px; }
  .hero__content { text-align: left; }
  .hero__cta { display: flex; flex-direction: column; align-items: flex-start; }

  .grid--features { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .grid--security { grid-template-columns: repeat(4, 1fr); }

  .openfinance__inner { flex-direction: row; justify-content: space-between; text-align: left; }
  .openfinance__banks { grid-template-columns: repeat(4, 1fr); }

  .section { padding: 96px 0; }
}