/* ============================================================
   COMPONENTES - botões, etiquetas, links, cards, acordeão,
   carrossel, hambúrguer
   ============================================================ */

/* ------------------------------------------------------------
   Botões
   ------------------------------------------------------------ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;   /* conteúdo ao centro se o botão for esticado */
  gap: 10px;
  padding: 11px 20px;
  border-radius: var(--r-pill);
  font-size: var(--fs-16);
  line-height: 1.4;
  letter-spacing: var(--ls-normal);
  white-space: nowrap;
  overflow: hidden;
  transition: color var(--t-base) var(--e-out),
              transform var(--t-fast) var(--e-out);
}
.btn > span:not(.btn__icon) { position: relative; z-index: 1; }
.btn:active { transform: scale(.97); }

/* preenchimento que sobe no hover */
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  transform: translate3d(0, 101%, 0);
  transition: transform var(--t-base) var(--e-out);
}

.btn--accent { background: var(--c-accent); color: var(--c-deep); }
.btn--accent::after { background: var(--c-deep); }
.btn--accent:hover { color: var(--c-white); }
.btn--accent:hover::after { transform: translate3d(0, 0, 0); }

.btn--dark { background: var(--c-deep); color: var(--c-white); }
.btn--dark::after { background: var(--c-accent); }
.btn--dark:hover { color: var(--c-deep); }
.btn--dark:hover::after { transform: translate3d(0, 0, 0); }

/* Para usar sobre fundo escuro. Tem contorno próprio para nunca
   desaparecer contra o contentor onde é colocado. */
.btn--light {
  background: transparent;
  color: var(--c-white);
  border: 1px solid var(--c-white-20);
}
.btn--light::after { background: var(--c-white); }
.btn--light:hover { color: var(--c-deep); border-color: var(--c-white); }
.btn--light:hover::after { transform: translate3d(0, 0, 0); }

/* seta dupla animada */
.btn__icon {
  position: relative;
  z-index: 1;
  width: 16px;
  height: 16px;
  overflow: hidden;
  flex: 0 0 auto;
}
.btn__icon i {
  position: absolute;
  inset: 0;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 13 13 3M5.5 3H13v7.5' fill='none' stroke='%23000' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 13 13 3M5.5 3H13v7.5' fill='none' stroke='%23000' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  transition: transform var(--t-base) var(--e-out);
}
.btn__icon i:nth-child(1) { transform: translate3d(0, 0, 0); }
.btn__icon i:nth-child(2) { transform: translate3d(-110%, 110%, 0); }
.btn:hover .btn__icon i:nth-child(1) { transform: translate3d(110%, -110%, 0); }
.btn:hover .btn__icon i:nth-child(2) { transform: translate3d(0, 0, 0); }

/* ------------------------------------------------------------
   Links de navegação
   ------------------------------------------------------------ */
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 11px 18px;
  border-radius: 42px;
  font-size: var(--fs-16);
  transition: background var(--t-fast) var(--e-out), color var(--t-fast) var(--e-out);
}
.nav-link:hover,
.nav-link.is-active { background: var(--c-sage); }

.link {
  position: relative;
  display: inline-block;
}
.link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--t-base) var(--e-out);
}
.link:hover::after { transform: scaleX(1); transform-origin: left; }

.footer__link {
  position: relative;
  display: inline-block;
  opacity: .7;
  transition: opacity var(--t-fast) var(--e-out), transform var(--t-base) var(--e-out);
}
.footer__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--t-base) var(--e-out);
}
.footer__link:hover { opacity: 1; }
.footer__link:hover::after { transform: scaleX(1); transform-origin: left; }

/* ------------------------------------------------------------
   Etiquetas (tags) e chips
   ------------------------------------------------------------ */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: var(--r-pill);
  font-size: var(--fs-h6);
  line-height: 1.5;
  letter-spacing: var(--ls-normal);
  white-space: nowrap;
}
.tag--dark  { background: var(--c-deep); color: var(--c-white); }
.tag--light { background: var(--c-white-20); color: var(--c-white); border: 1px solid var(--c-white-20); }
.tag--glass {
  background: var(--c-white-10);
  color: var(--c-white);
  border: 1px solid var(--c-white-20);
  -webkit-backdrop-filter: blur(12px);
          backdrop-filter: blur(12px);
  font-size: var(--fs-14);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 16px;
  border-radius: var(--r-lg);
  background: var(--c-sage);
  color: var(--c-deep);
  font-size: var(--fs-12);
  line-height: 1.5;
  white-space: nowrap;
}

/* ------------------------------------------------------------
   Hambúrguer (apenas mobile)
   ------------------------------------------------------------ */
.header__burger {
  display: none;
  position: relative;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  border-radius: var(--r-pill);
  background: var(--c-sage);
}
.header__burger span {
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-deep);
  transform: translateX(-50%);
  transition: transform var(--t-base) var(--e-out), opacity var(--t-fast) linear;
}
.header__burger span:nth-child(1) { top: 16px; }
.header__burger span:nth-child(2) { top: 22px; }
.header__burger span:nth-child(3) { top: 28px; }

.header__burger[aria-expanded="true"] span:nth-child(1) { transform: translate(-50%, 6px) rotate(45deg); }
.header__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.header__burger[aria-expanded="true"] span:nth-child(3) { transform: translate(-50%, -6px) rotate(-45deg); }

/* ------------------------------------------------------------
   Acordeão (FAQ)
   ------------------------------------------------------------ */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1 1 0;
  min-width: 0;
  max-width: 648px;
}

.acc {
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-sm);
  background: var(--c-off);
  overflow: hidden;
  transition: background var(--t-base) var(--e-out), border-color var(--t-base) var(--e-out);
}
.acc.is-open { background: var(--c-sage); }

.acc__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  padding: 24px 32px;
  text-align: left;
}

.acc__icon {
  position: relative;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: 4px;
}
.acc__icon i {
  position: absolute;
  top: 50%; left: 50%;
  width: 16px; height: 2px;
  border-radius: 2px;
  background: var(--c-deep);
  transform: translate(-50%, -50%);
  transition: transform var(--t-base) var(--e-out), opacity var(--t-fast) linear;
}
.acc__icon i:nth-child(2) { transform: translate(-50%, -50%) rotate(90deg); }
.acc.is-open .acc__icon i:nth-child(2) { transform: translate(-50%, -50%) rotate(0deg); opacity: 0; }

.acc__panel {
  height: 0;
  overflow: hidden;
  transition: height var(--t-base) var(--e-inout);
}
.acc__inner {
  margin: 0 32px 24px;
  padding-top: 24px;
  border-top: 1px solid var(--c-hairline);
}

/* ------------------------------------------------------------
   Carrossel (testemunhos)
   ------------------------------------------------------------ */
.carousel {
  position: relative;
  width: 100%;
}

.carousel__viewport {
  overflow: hidden;
  width: 100%;
  cursor: grab;
}
.carousel__viewport.is-dragging { cursor: grabbing; }

.carousel__track {
  display: flex;
  gap: var(--gap-card);
  will-change: transform;
  transition: transform .7s var(--e-out);
}
.carousel__track.no-transition { transition: none; }

.carousel__slide {
  flex: 0 0 auto;
  width: calc((100% - var(--gap-card)) / 1.7);
  min-width: 0;
}

/* setas e dots numa só linha abaixo do carrossel - sobrepostas aos
   cartões tapavam a citação (no template original estão escondidas) */
.carousel__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
}

.carousel__arrow {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-pill);
  background: var(--c-white);
  color: var(--c-deep);
  box-shadow: var(--shadow-btn);
  transition: transform var(--t-fast) var(--e-out), background var(--t-fast) var(--e-out), color var(--t-fast) var(--e-out);
}
.carousel__arrow:hover { background: var(--c-deep); color: var(--c-white); transform: scale(1.08); }

.carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
}
.carousel__dot {
  width: 8px;
  height: 8px;
  border-radius: var(--r-pill);
  background: var(--c-deep);
  opacity: .2;
  transition: width var(--t-base) var(--e-out), opacity var(--t-base) var(--e-out);
}
.carousel__dot.is-active { width: 28px; opacity: 1; }

/* ------------------------------------------------------------
   Cartão de citação
   ------------------------------------------------------------ */
.q-card {
  display: flex;
  align-items: center;
  gap: 30px;
  height: 100%;
  min-height: 318px;
  padding: 32px;
  border-radius: var(--r-lg);
  background: var(--c-white);
}
.q-card__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 40px;
  flex: 1 1 0;
  min-width: 0;
}
.q-card__mark { color: var(--c-deep); opacity: .18; }
.q-card__body { display: flex; flex-direction: column; gap: 28px; }
.q-card__author { display: flex; flex-direction: column; gap: 2px; }

/* foto à direita, a acompanhar a altura do cartão */
.q-card__media {
  flex: 0 0 auto;
  width: 312px;
  max-width: 42%;
  align-self: stretch;
  border-radius: 10px;
  overflow: hidden;
}
.q-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ------------------------------------------------------------
   Banner de cookies
   Regras do CLAUDE.md aplicadas:
   - fixed com largura de viewport, sem depender de left:0 + right:0,
     que com overflow no documento pode expandir o banner para lá do
     ecrã. O `max-width:100%` trava o caso do desktop com barra de
     scroll visível, onde 100vw a inclui e criaria overflow lateral.
   - overflow:hidden e box-sizing:border-box no proprio banner.
   - o botão nunca usa a cor do contentor: o fundo é escuro, por isso
     as acções são `--accent` e `--light` (esta com contorno próprio).
   ------------------------------------------------------------ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  max-width: 100%;
  z-index: 200;
  overflow: hidden;
  box-sizing: border-box;
  padding: 16px var(--gutter);
  background: var(--c-deep);
  color: var(--c-white);
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}
.cookie-banner[hidden] { display: none; }

/* entrada suave depois de o JS decidir que deve aparecer */
.cookie-banner {
  opacity: 0;
  transform: translate3d(0, 100%, 0);
  transition: opacity var(--t-base) var(--e-out), transform var(--t-base) var(--e-out);
}
.cookie-banner.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.cookie-banner__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
}

.cookie-banner__text {
  flex: 1 1 auto;
  min-width: 0;
  opacity: .85;
}

.cookie-banner__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.cookie-banner__actions .btn { padding: 9px 20px; }

@media (max-width: 767.98px) {
  .cookie-banner { padding: 16px var(--gutter) 20px; }
  .cookie-banner__inner {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .cookie-banner__actions { justify-content: stretch; }
  .cookie-banner__actions .btn { flex: 1 1 0; }
}