/* ===========================================================
   COMPONENTES — header, botões, cards, footer
   =========================================================== */

/* ---------- botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  font-family: var(--font-display); font-size: 1.0625rem; font-weight: 500; line-height: 1;
  padding: 1.05rem 1.9rem; border-radius: var(--r-pill);
  border: 1.5px solid transparent; cursor: pointer;
  text-align: center;
  transition: transform var(--dur-fast) var(--ease-out-soft),
              box-shadow var(--dur) var(--ease), background-color var(--dur) var(--ease),
              color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary { background: var(--brand-deep); color: #fff; box-shadow: var(--sh-brand); }
.btn--primary:hover { background: var(--c-ink-900); }

.btn--outline { background: transparent; color: var(--brand-ink); border-color: currentColor; }
.btn--outline:hover { background: var(--brand-ink); color: #fff; border-color: var(--brand-ink); }

.btn--glass {
  background: var(--glass-bg-strong); color: var(--c-ink-900); border-color: var(--glass-border);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat));
  box-shadow: var(--sh-glass);
}
.btn--glass:hover { background: #fff; }

.btn--ghost-light { background: transparent; color: #fff; border-color: rgb(255 255 255 / .5); }
.btn--ghost-light:hover { background: #fff; color: var(--c-ink-900); border-color: #fff; }

.btn--lg { font-size: 1.125rem; padding: 1.2rem 2.3rem; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--sp-4); }

/* seta que anda no hover */
.btn .arrow { transition: transform var(--dur) var(--ease-out-soft); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- vidro ---------- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat));
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-glass);
}
.glass--strong { background: var(--glass-bg-strong); }
.glass--tinted { background: linear-gradient(var(--glass-tint), var(--glass-tint)), var(--glass-bg-strong); }
.glass--dark { background: var(--glass-bg-dark); border-color: var(--glass-border-dk); color: #fff; }

@supports not (backdrop-filter: blur(2px)) {
  .glass, .btn--glass { background: rgb(255 255 255 / .93); }
  .glass--dark { background: rgb(20 24 21 / .84); }
}
@media (prefers-reduced-transparency: reduce) {
  .glass, .btn--glass { background: rgb(255 255 255 / .96); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .glass--dark { background: rgb(20 24 21 / .92); backdrop-filter: none; -webkit-backdrop-filter: none; }
}

/* ---------- header ---------- */
.header {
  position: fixed; inset-block-start: 0; inset-inline: 0; z-index: 100;
  padding-block: calc(var(--sp-3) + env(safe-area-inset-top, 0px)) var(--sp-3);
  transition: background-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              padding var(--dur) var(--ease);
}
.header__inner { display: flex; align-items: center; gap: var(--sp-6); }

/* O vidro fica numa camada própria: um ancestral com backdrop-filter
   sequestra o backdrop dos filhos, e era isso que deixava o submenu sem blur. */
.header__bar { position: relative; display: flex; align-items: center; gap: var(--sp-4); width: 100%;
  padding: var(--sp-3) var(--sp-3) var(--sp-3) var(--sp-6); }
.header__glass {
  position: absolute; inset: 0; z-index: 0; border-radius: var(--r-pill);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat));
  border: 1px solid var(--glass-border);
  box-shadow: var(--sh-glass);
  transition: box-shadow var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.header.is-scrolled .header__glass { box-shadow: var(--sh-md); background: rgb(255 255 255 / .9); }
.header__logo, .nav, .header__cta, .burger { position: relative; z-index: 1; }

.header__logo { display: block; flex: none; }
.header__logo img { width: 80px; height: auto; }

.nav { margin-inline-start: auto; }
.nav__list { display: flex; align-items: center; gap: var(--sp-2); }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-display); font-size: 1rem; font-weight: 500;
  /* declarado aqui e não herdado: o <button> do dropdown usaria "normal" e ficaria 6px mais baixo */
  line-height: 1.65;
  color: var(--c-ink-700); padding: .65rem .95rem; border-radius: var(--r-pill);
  transition: color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
}
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--c-grupo-700); background: var(--c-grupo-100); }

/* dropdown unidades */
.nav__item { position: relative; }
/* o botão não declara fonte: quem manda é .nav__link, que ele também carrega.
   "font: inherit" (ou font-family: inherit) puxaria do <li> e sairia diferente dos links. */
.nav__toggle { background: none; border: 0; cursor: pointer; color: inherit; }
.nav__toggle .chev { transition: transform var(--dur) var(--ease); }
.nav__item.is-open .nav__toggle .chev { transform: rotate(180deg); }

.dropdown {
  z-index: 2;
  position: absolute; inset-block-start: calc(100% + 12px); inset-inline-start: 50%;
  translate: -50% 0; width: 268px; padding: var(--sp-2);
  border-radius: var(--r-lg);
  background: rgb(255 255 255 / .68);
  backdrop-filter: blur(var(--glass-blur-lg)) saturate(var(--glass-sat));
  -webkit-backdrop-filter: blur(var(--glass-blur-lg)) saturate(var(--glass-sat));
  border: 1px solid var(--glass-border);
  box-shadow: var(--sh-lg);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease-out-soft), visibility var(--dur);
}
.nav__item.is-open .dropdown { opacity: 1; visibility: visible; transform: none; }

.dropdown__link {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: .7rem .8rem; border-radius: var(--r-md);
  font-family: var(--font-display); font-weight: 500; color: var(--c-ink-700);
  transition: background-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.dropdown__link:hover { background: var(--c-grupo-50); color: var(--c-ink-900); }
.dropdown__dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.dropdown__sub { display: block; font-family: var(--font-text); font-size: .8125rem; font-weight: 400; color: var(--c-ink-500); line-height: 1.3; }

.header__cta { flex: none; }
.nav .header__cta { display: none; }   /* só aparece no menu mobile */

/* menu mobile */
.burger {
  display: none; flex: none; margin-inline-start: auto;
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--c-line); background: #fff; cursor: pointer;
  align-items: center; justify-content: center;
}
.burger span { display: block; width: 20px; height: 2px; background: var(--c-ink-900); border-radius: 2px; position: relative; transition: background-color var(--dur-fast) var(--ease); }
.burger span::before, .burger span::after {
  content: ""; position: absolute; inset-inline: 0; height: 2px; background: var(--c-ink-900); border-radius: 2px;
  transition: transform var(--dur) var(--ease-out-soft);
}
.burger span::before { top: -6px; } .burger span::after { top: 6px; }
.is-menu-open .burger span { background: transparent; }
.is-menu-open .burger span::before { transform: translateY(6px) rotate(45deg); }
.is-menu-open .burger span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- cards de unidade ---------- */
.unit-card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  border-radius: var(--r-2xl); background: #fff; border: 1px solid var(--c-line);
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease-out-soft), box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
.unit-card:hover { transform: translateY(-6px); box-shadow: var(--sh-lg); border-color: rgb(var(--u-rgb) / .45); }

.unit-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden;
  border-start-start-radius: var(--r-2xl); border-start-end-radius: var(--r-2xl); background: rgb(var(--u-rgb) / .16); }
.unit-card__foto { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease-out-soft); }
.unit-card:hover .unit-card__foto { transform: scale(1.04); }
.unit-card__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgb(var(--u-rgb) / .30), rgb(var(--u-rgb) / .04) 60%);
  mix-blend-mode: multiply;
}

.unit-card__logo {
  /* normalizadas pela altura da palavra "villa", que é igual nas cinco */
  width: min(86%, 232px); aspect-ratio: 1574 / 345; height: auto;
  object-fit: contain; object-position: left center;
  margin-block-end: var(--sp-2);
}

.unit-card__body { display: flex; flex-direction: column; gap: var(--sp-3); padding: var(--sp-6); flex: 1;
  background: #fff; border-end-start-radius: var(--r-2xl); border-end-end-radius: var(--r-2xl); }
.unit-card__kicker { font-family: var(--font-display); font-size: var(--t-h3); font-weight: 500;
  line-height: 1.25; letter-spacing: -.01em; }
.unit-card__text { color: var(--c-ink-700); font-size: 1rem; }
.unit-card__formula {
  margin-block-start: auto; padding-block-start: var(--sp-4);
  border-block-start: 1px solid var(--c-line);
  font-family: var(--font-display); font-weight: 500; color: rgb(var(--u-ink));
}
.unit-card__link {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-display); font-weight: 500; color: rgb(var(--u-ink));
}
.unit-card__link .arrow { transition: transform var(--dur) var(--ease-out-soft); }
.unit-card:hover .unit-card__link .arrow { transform: translateX(5px); }
/* o card inteiro é clicável, mantendo um único link no acessível */
.unit-card__cover { position: absolute; inset: 0; z-index: 3; }

/* ---------- pilares ---------- */
.pillar { display: flex; flex-direction: column; gap: var(--sp-3); padding: var(--sp-6);
  border-radius: var(--r-lg); background: #fff; border: 1px solid var(--c-line); height: 100%; }
.pillar__num { font-family: var(--font-display); font-size: .8125rem; font-weight: 600;
  letter-spacing: var(--ls-eyebrow); color: var(--brand-ink); }
.pillar h3 { font-size: 1.25rem; }
.pillar p { color: var(--c-ink-700); font-size: 1rem; }
.section--deep .pillar { background: var(--glass-bg-dark); border-color: var(--glass-border-dk); color: #fff;
  backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur)); }
.section--deep .pillar p { color: rgb(255 255 255 / .78); }
.section--deep .pillar__num { color: var(--c-lime-400); }

/* ---------- footer ---------- */
.footer { background: var(--c-grupo-800); color: rgb(255 255 255 / .78); padding-block: var(--sp-16) var(--sp-8); }
.footer a { color: rgb(255 255 255 / .78); transition: color var(--dur-fast) var(--ease); }
.footer a:hover { color: #fff; }
.footer__grid { display: grid; gap: var(--sp-12); grid-template-columns: minmax(240px, 1.4fr) repeat(auto-fit, minmax(160px, 1fr)); }
.footer__logo img { width: 150px; }
.footer__slogan { width: 260px; margin-block-start: var(--sp-6); opacity: .9; }
.footer h4 { font-size: .8125rem; letter-spacing: var(--ls-eyebrow); text-transform: uppercase;
  color: var(--c-lime-400); font-weight: 600; margin-block-end: var(--sp-4); }
.footer__list { display: flex; flex-direction: column; gap: var(--sp-3); font-size: 1rem; }
.footer__bottom {
  margin-block-start: var(--sp-12); padding-block-start: var(--sp-6);
  border-block-start: 1px solid rgb(255 255 255 / .14);
  display: flex; flex-wrap: wrap; gap: var(--sp-4); justify-content: space-between;
  font-size: .9375rem; color: rgb(255 255 255 / .6);
}

/* ---------- whatsapp flutuante ---------- */
.wa {
  position: fixed; z-index: 90; inset-block-end: var(--sp-6); inset-inline-end: var(--sp-6);
  width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center;
  background: #25D366; color: #fff; box-shadow: 0 10px 30px rgb(37 211 102 / .4);
  transition: transform var(--dur) var(--ease-out-soft);
}
.wa:hover { transform: scale(1.06); }

/* ===========================================================
   RESPONSIVO
   =========================================================== */
@media (max-width: 1080px) {
  .nav, .header__cta { display: none; }
  .burger { display: flex; }
  .header__bar { padding-inline: var(--sp-5) var(--sp-3); }

  .nav.is-mobile {
    display: block; position: fixed; inset: 84px var(--gutter) auto;
    margin-inline: 0; padding: var(--sp-4);
    border-radius: var(--r-xl);
    background: rgb(255 255 255 / .96);
    backdrop-filter: blur(var(--glass-blur-lg)); -webkit-backdrop-filter: blur(var(--glass-blur-lg));
    border: 1px solid var(--glass-border); box-shadow: var(--sh-lg);
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease-out-soft), visibility var(--dur);
    max-height: calc(100dvh - 120px); overflow-y: auto;
  }
  .is-menu-open .nav.is-mobile { opacity: 1; visibility: visible; transform: none; }
  .nav.is-mobile .nav__list { flex-direction: column; align-items: stretch; gap: var(--sp-1); }
  .nav.is-mobile .nav__link { font-size: 1.125rem; padding: .85rem 1rem; justify-content: space-between; }
  .nav.is-mobile .dropdown {
    position: static; translate: none; width: auto; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: 0; background: var(--c-grupo-50); margin-block: var(--sp-1);
    display: none; backdrop-filter: none; -webkit-backdrop-filter: none;
  }
  .nav.is-mobile .nav__item.is-open .dropdown { display: block; }
  .nav.is-mobile .header__cta { display: block; margin-block-start: var(--sp-4); }
  .nav.is-mobile .btn { width: 100%; }
}

@media (max-width: 720px) {
  :root { --glass-blur: 12px; --glass-blur-lg: 20px; }
  .header__bar { padding: var(--sp-2) var(--sp-2) var(--sp-2) var(--sp-4); gap: var(--sp-2); }
  .header__logo img { width: 62px; }
  .nav.is-mobile { inset-block-start: calc(74px + env(safe-area-inset-top, 0px)); }
  .wa { inset-block-end: var(--sp-4); inset-inline-end: var(--sp-4); width: 54px; height: 54px; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--sp-8); }
}