/* ═══════════════════════════════════════════════════════════════════
   Chrome da interface: preloader, cursor, navegação, botões, rodapé
   ═══════════════════════════════════════════════════════════════════ */

/* ── preloader ────────────────────────────────────────────────────── */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  background: var(--c-bg);
}

.preloader__inner {
  display: grid;
  justify-items: center;
  gap: 2rem;
  width: min(420px, 76vw);
}

.preloader__mark {
  width: 46px;
  opacity: 0;
  filter: drop-shadow(0 0 26px var(--c-brand-glow));
}

.preloader__bar {
  position: relative;
  width: 100%;
  height: 1px;
  background: var(--c-line);
  overflow: hidden;
}

.preloader__fill {
  position: absolute;
  inset: 0;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: var(--g-assinatura);
  background-size: 200% 100%;
}

.preloader__meta {
  display: flex;
  justify-content: space-between;
  width: 100%;
  font-size: var(--t-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-faint);
}

.preloader__count {
  font-variant-numeric: tabular-nums;
  color: var(--c-text);
}

.preloader__curtain {
  position: fixed;
  inset: 0;
  z-index: 199;
  background: var(--g-abismo);
  transform: translateY(100%);
  pointer-events: none;
}

/* ── cursor customizado ───────────────────────────────────────────── */

.cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 190;
  pointer-events: none;
  mix-blend-mode: difference;
  will-change: transform;
}

.cursor__dot {
  position: absolute;
  width: 7px;
  height: 7px;
  margin: -3.5px 0 0 -3.5px;
  border-radius: 50%;
  background: var(--marfim);
}

.cursor__ring {
  position: absolute;
  width: 42px;
  height: 42px;
  margin: -21px 0 0 -21px;
  border: 1px solid rgba(251, 249, 243, 0.55);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: width 0.45s var(--e-out), height 0.45s var(--e-out),
    border-color 0.35s var(--e-out), background-color 0.35s var(--e-out);
}

.cursor__text {
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--marfim);
  opacity: 0;
  transform: scale(0.7);
  transition: opacity 0.3s var(--e-out), transform 0.3s var(--e-out);
  white-space: nowrap;
}

.cursor.is-hover .cursor__ring {
  width: 76px;
  height: 76px;
  margin: -38px 0 0 -38px;
  border-color: transparent;
  background: rgba(251, 249, 243, 0.92);
}

.cursor.is-hover .cursor__dot {
  opacity: 0;
}

.cursor.is-hover .cursor__text {
  opacity: 1;
  transform: scale(1);
  color: var(--preto);
  mix-blend-mode: normal;
}

.cursor.is-drag .cursor__ring {
  width: 96px;
  height: 96px;
  margin: -48px 0 0 -48px;
  border-color: var(--c-brand);
  background: transparent;
}

@media (hover: none), (pointer: coarse) {
  .cursor {
    display: none;
  }
}

/* ── barra de progresso do scroll ─────────────────────────────────── */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 120;
  background: transparent;
  pointer-events: none;
}

.scroll-progress__fill {
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--c-brand) 0%, var(--teal-300) 100%);
}

/* ── navegação ────────────────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 130;
  transition: transform 0.6s var(--e-out), background-color 0.5s var(--e-out),
    backdrop-filter 0.5s var(--e-out), border-color 0.5s var(--e-out);
  border-bottom: 1px solid transparent;
}

.nav.is-stuck {
  background: rgba(4, 7, 7, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--c-line);
}

.nav.is-hidden {
  transform: translateY(-105%);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 84px;
}

.nav__logo img {
  height: 34px;
  width: auto;
}

.nav__links {
  display: flex;
  gap: clamp(1.2rem, 2.4vw, 2.6rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__link {
  position: relative;
  font-size: 0.9rem;
  color: var(--c-text-muted);
  padding-block: 0.4rem;
  transition: color 0.35s var(--e-out);
  overflow: hidden;
  display: inline-block;
}

.nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--c-brand);
  transform: scaleX(0);
  transform-origin: 100% 50%;
  transition: transform 0.5s var(--e-out);
}

.nav__link:hover {
  color: var(--c-text);
}

.nav__link:hover::after {
  transform: scaleX(1);
  transform-origin: 0 50%;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav__burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--c-line-strong);
  border-radius: 50%;
  place-items: center;
  gap: 5px;
  grid-auto-flow: row;
}

.nav__burger span {
  display: block;
  width: 15px;
  height: 1px;
  background: var(--c-text);
  transition: transform 0.4s var(--e-out), opacity 0.3s;
}

.nav.is-open .nav__burger span:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.nav.is-open .nav__burger span:nth-child(2) {
  opacity: 0;
}

.nav.is-open .nav__burger span:nth-child(3) {
  transform: translateY(-3px) rotate(-45deg);
}

/* ── menu mobile ──────────────────────────────────────────────────── */

.menu {
  position: fixed;
  inset: 0;
  z-index: 125;
  background: var(--g-abismo);
  display: grid;
  align-content: center;
  padding: 0 var(--gutter);
  clip-path: inset(0 0 100% 0);
  visibility: hidden;
}

.menu.is-open {
  visibility: visible;
}

.menu__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.menu__item {
  overflow: hidden;
}

.menu__link {
  display: block;
  font-family: var(--f-display);
  font-size: clamp(2.4rem, 9vw, 5rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  text-transform: lowercase;
  transform: translateY(110%);
  transition: color 0.4s var(--e-out);
}

.menu__link:hover {
  color: var(--c-brand);
}

.menu__foot {
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem;
  color: var(--c-text-muted);
  font-size: 0.9rem;
}

/* ── botões ───────────────────────────────────────────────────────── */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--r-pill);
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  overflow: hidden;
  isolation: isolate;
  will-change: transform;
}

.btn span {
  position: relative;
  z-index: 2;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  transform: translateY(101%);
  transition: transform 0.55s var(--e-out);
}

.btn:hover::before {
  transform: translateY(0);
}

.btn--solid {
  background: var(--c-brand);
  color: var(--preto);
  font-weight: 500;
}

.btn--solid::before {
  background: var(--marfim);
}

.btn--ghost {
  border: 1px solid var(--c-line-strong);
  color: var(--c-text);
}

.btn--ghost::before {
  background: var(--marfim);
}

.btn--ghost:hover {
  color: var(--preto);
  border-color: var(--marfim);
}

.btn__arrow {
  width: 15px;
  height: 15px;
  transition: transform 0.5s var(--e-out);
}

.btn:hover .btn__arrow {
  transform: translate(3px, -3px);
}

/* ── pills de serviço ─────────────────────────────────────────────── */

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}

.pill {
  padding: 0.6rem 1.35rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-pill);
  font-size: 0.88rem;
  color: var(--c-text-muted);
  background: rgba(4, 7, 7, 0.62);
  backdrop-filter: blur(6px);
  transition: color 0.4s var(--e-out), border-color 0.4s var(--e-out),
    background-color 0.4s var(--e-out), transform 0.4s var(--e-out);
  will-change: transform;
  cursor: default;
}

.pill--brand {
  color: var(--c-brand);
  border-color: var(--c-brand);
}

.pill:hover {
  color: var(--preto);
  background: var(--c-brand);
  border-color: var(--c-brand);
}

/* ── rodapé ───────────────────────────────────────────────────────── */

.footer {
  position: relative;
  padding-top: clamp(4rem, 9vh, 8rem);
  padding-bottom: 2rem;
  border-top: 1px solid var(--c-line);
  background: linear-gradient(180deg, #040707 0%, #00181f 100%);
  overflow: hidden;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.footer__logo img {
  width: min(200px, 52vw);
  margin-bottom: 1.4rem;
}

.footer__col h4 {
  font-family: var(--f-body);
  font-size: var(--t-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-faint);
  font-weight: 500;
  margin-bottom: 1.1rem;
}

.footer__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.footer__col a {
  color: var(--c-text-muted);
  transition: color 0.3s var(--e-out), transform 0.4s var(--e-out);
  display: inline-block;
}

.footer__col a:hover {
  color: var(--c-brand);
  transform: translateX(5px);
}

.footer__bottom {
  margin-top: clamp(3rem, 8vh, 6rem);
  padding-top: 1.6rem;
  border-top: 1px solid var(--c-line);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--c-text-faint);
}

.footer__wordmark {
  margin-top: 3rem;
  font-family: var(--f-display);
  font-size: clamp(3rem, 17vw, 15rem);
  line-height: 0.8;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(251, 249, 243, 0.13);
  text-align: center;
  user-select: none;
  pointer-events: none;
}

/* ── responsivo ───────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .nav__links,
  .nav .btn--solid {
    display: none;
  }
  .nav__burger {
    display: grid;
  }
  .footer__grid {
    grid-template-columns: 1fr;
  }
}