/* SpeakClub — Componentes globais */

/* ============ Botões ============ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-1);
  padding: 1rem 2.5rem;
  border-radius: var(--radius-pill);
  font-size: var(--fs-ui);
  font-weight: var(--fw-medium);
  line-height: 1.1;
  text-align: center;
  cursor: pointer;
  transition: transform var(--dur) var(--ease),
              background-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--blue { background: var(--c-blue); color: var(--c-lavender); }
.btn--blue:hover { background: var(--c-blue-deep); }

.btn--coral { background: var(--c-coral); color: var(--c-white); }
.btn--coral:hover { background: #e63e2b; }

.btn--lime { background: var(--c-lime); color: var(--c-ink); }

.btn--outline {
  background: transparent;
  color: var(--c-ink);
  box-shadow: inset 0 0 0 1px currentColor;
}
.btn--outline:hover { background: var(--c-ink); color: var(--c-lavender); }

.btn--sm { padding: 0.625rem 1.25rem; font-size: var(--fs-body); }

/* ============ Topbar promocional ============ */

.topbar {
  position: relative;
  z-index: 60;
  min-height: var(--h-topbar);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-1) 3.5rem var(--sp-1) var(--sp-2);
  background: var(--c-lime);
  color: var(--c-ink);
  font-size: var(--fs-body);
  text-align: center;
}

/* Fechada pelo usuário: some e o header sobe. */
.topbar[hidden] { display: none; }

.topbar__text {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.topbar__highlight { font-weight: var(--fw-extrabold); }

.topbar__badge {
  padding: 0.25rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--c-coral);
  color: var(--c-lavender);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  white-space: nowrap;
}

.topbar__close {
  position: absolute;
  right: var(--sp-2);
  top: 50%;
  translate: 0 -50%;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--c-ink);
  transition: background-color var(--dur) var(--ease);
}

.topbar__close:hover { background: var(--c-ink-12); }
.topbar__close svg { width: 24px; height: 24px; }

@media (max-width: 640px) {
  .topbar { font-size: var(--fs-sm); }
  .topbar__badge { display: none; }
}

/* ============ Header + navegação ============ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
}

/* A faixa coral sangra até a borda; o conteúdo respeita o container
   (no design: padding-inline de 260px em 1920px = 1400px de conteúdo). */
.navbar { position: relative; background: var(--c-coral); }

.navbar__inner {
  min-height: var(--h-navbar);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.navbar__logo { flex-shrink: 0; display: flex; align-items: center; }
.navbar__logo svg,
.navbar__logo img { width: 104px; height: 40px; }

.nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(1rem, 2vw, 2rem);
}

.nav__link {
  position: relative;
  padding-block: 0.25rem;
  color: var(--c-lavender);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  text-transform: capitalize;
  white-space: nowrap;
}

/* Sublinhado que cresce no hover; no item ativo já nasce cheio. */
.nav__link::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 2px;
  background: currentColor;
  scale: 0 1;
  transition: scale var(--dur) var(--ease);
}

.nav__link:hover::after { scale: 1 1; }
.nav__link[aria-current='page']::after { scale: 1 1; }

.navbar__cta { flex-shrink: 0; }

/* Pílula translúcida sobre o coral, como no design. */
.navbar__cta .btn {
  gap: var(--sp-1);
  padding: 0.5rem 1rem;
  background: var(--c-ink-12);
  color: var(--c-lavender);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  text-transform: capitalize;
}

.navbar__cta .btn:hover { background: var(--c-ink-40); }
.navbar__cta .btn svg { width: 24px; height: 24px; }

/* ---- Botão hambúrguer (só no mobile) ---- */

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}

.nav-toggle__bar {
  width: 24px;
  height: 2px;
  background: var(--c-lavender);
  transition: translate var(--dur) var(--ease),
              rotate var(--dur) var(--ease),
              opacity var(--dur) var(--ease);
}

/* Vira um "X" quando o menu abre. */
.nav-toggle[aria-expanded='true'] .nav-toggle__bar:nth-child(1) {
  translate: 0 7px;
  rotate: 45deg;
}
.nav-toggle[aria-expanded='true'] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded='true'] .nav-toggle__bar:nth-child(3) {
  translate: 0 -7px;
  rotate: -45deg;
}

@media (max-width: 1100px) {
  /* Acima do painel, para o hambúrguer continuar visível e clicável como "X". */
  .nav-toggle { display: flex; position: relative; z-index: 1; }

  /* O painel fechado fica fora da tela à direita: clipar em X evita scroll
     horizontal. "clip" (e não "hidden") preserva o transbordo vertical. */
  .navbar { overflow-x: clip; overflow-y: visible; }

  /* Ancorado ao rodapé da navbar: acompanha a topbar quando ela é fechada. */
  .nav {
    position: absolute;
    top: 100%;
    right: 0;
    width: min(85vw, 360px);
    height: 100dvh;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: var(--sp-3);
    padding: var(--sp-4);
    background: var(--c-coral);
    translate: 100% 0;
    transition: translate var(--dur) var(--ease);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .nav[data-open='true'] { translate: 0 0; }

  .nav__link { font-size: var(--fs-ui); }

  .navbar__cta { margin-top: var(--sp-2); }
  .navbar__cta .btn { width: 100%; }
}

/* Escurece a página atrás do menu aberto. */
.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgb(0 3 73 / 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease);
}

.nav-backdrop[data-open='true'] { opacity: 1; pointer-events: auto; }

/* Trava o scroll do body com o menu aberto. */
body[data-nav-open='true'] { overflow: hidden; }

/* ============ Rodapé ============ */

.site-footer {
  background: var(--c-ink);
  color: var(--c-lavender);
  padding-block: var(--sp-8) var(--sp-6);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr) auto;
  gap: var(--sp-6) var(--sp-4);
}

@media (max-width: 1024px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .site-footer__grid { grid-template-columns: 1fr; }
}

.site-footer__brand { display: flex; flex-direction: column; gap: var(--sp-3); }
.site-footer__brand img { width: 150px; height: auto; }

.site-footer__copy {
  font-size: var(--fs-sm);
  opacity: 0.6;
  max-width: 24ch;
}

.footer-col__title {
  color: var(--c-blue);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-3);
}

.footer-col__list { display: flex; flex-direction: column; gap: var(--sp-2); }

.footer-col__list a,
.footer-col__list span { font-size: var(--fs-sm); }

.footer-col__list a { transition: color var(--dur) var(--ease); }
.footer-col__list a:hover { color: var(--c-lime); }

/* Itens sem página ainda: mesmo visual, sem link morto. */
.footer-col__list span { opacity: 0.55; cursor: default; }

.footer-social { display: flex; gap: var(--sp-2); }

.footer-social a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  transition: background-color var(--dur) var(--ease);
}

.footer-social a:hover { background: var(--c-blue); }
.footer-social img { width: 20px; height: 20px; }

/* ============ Bottom nav (navegação fixa no mobile) ============ */

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 45; /* abaixo do header/menu mobile (50+) */
  display: none;
  grid-template-columns: repeat(5, 1fr);
  background: var(--c-white);
  border-top: 1px solid var(--c-blue-24);
  padding-bottom: env(safe-area-inset-bottom);
  box-shadow: 0 -4px 16px rgb(0 3 73 / 0.08);
}

.bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 8px 4px 10px;
  color: var(--c-ink-soft);
  font-size: 0.6875rem;
  font-weight: var(--fw-semibold);
  line-height: 1;
}
.bottom-nav__item svg { width: 22px; height: 22px; }
.bottom-nav__item[aria-current='page'] { color: var(--c-blue); }

/* Item do WhatsApp: círculo verde com o ícone branco. */
.bottom-nav__wa {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  margin-top: -4px;
  border-radius: 50%;
  background: #25D366;
}
.bottom-nav__wa img { width: 18px; height: 18px; }

@media (max-width: 760px) {
  .bottom-nav { display: grid; }
  /* respiro para o conteúdo não ficar atrás da barra */
  body { padding-bottom: calc(58px + env(safe-area-inset-bottom)); }
}

/* ============ Botão flutuante "voltar ao topo" ============ */

.to-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 46;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-blue);
  color: var(--c-white);
  box-shadow: 0 6px 18px rgb(0 3 73 / 0.28);
  opacity: 0;
  translate: 0 12px;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), translate var(--dur) var(--ease), background var(--dur) var(--ease);
}
.to-top--visible { opacity: 1; translate: 0 0; pointer-events: auto; }
.to-top:hover { background: var(--c-blue-deep); }
.to-top svg { width: 22px; height: 22px; }

/* Acima da bottom-nav no mobile. */
@media (max-width: 760px) {
  .to-top { bottom: calc(70px + env(safe-area-inset-bottom)); right: 12px; }
}