/* ==========================================================================
   Components — botões, links, vidro, marca, header, navegação e menu
   ========================================================================== */

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* Buttons ----------------------------------------------------------------- */

.btn {
  --btn-h: 3.5rem;
  --btn-wipe: transparent;
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  min-height: var(--btn-h);
  padding: 0 1.6rem;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  font-size: 0.8125rem;
  font-stretch: 92%;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
  translate: var(--mx, 0) var(--my, 0);
  transition:
    border-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    color var(--dur-fast) ease,
    transform var(--dur-fast) var(--ease-out),
    translate 0.5s var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}

/* Preenchimento que sobe no hover */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--btn-wipe);
  transform: translate3d(0, 101%, 0);
  transition: transform 0.6s var(--ease-out);
}

.btn:hover::before {
  transform: none;
}

.btn:active {
  transform: translateY(1px) scale(0.985);
}

.btn__icon {
  width: 1.1rem;
  height: 1.1rem;
  transition: transform var(--dur-base) var(--ease-out);
}

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

.btn--primary {
  --btn-wipe: #f3212a;
  background: var(--red);
  color: #fff;
  box-shadow: 0 14px 34px -16px rgb(224 18 28 / 0.75);
}

/* Brilho discreto atravessando o botão */
.btn--primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 38%, rgb(255 255 255 / 0.2) 50%, transparent 62%);
  transform: translateX(-120%);
  transition: transform 1s var(--ease-out);
  pointer-events: none;
}

.btn--primary:hover {
  box-shadow: 0 20px 44px -16px rgb(224 18 28 / 0.9);
}

.btn--primary:hover::after {
  transform: translateX(120%);
}

.btn--glass {
  --btn-wipe: rgb(238 234 228 / 0.07);
  border-color: var(--glass-edge);
  background: var(--glass-fill);
  box-shadow: var(--glass-sheen);
  color: var(--bone);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.btn--glass:hover {
  border-color: var(--line-strong);
}

.btn--glass:hover .btn__icon {
  transform: translateX(4px);
}

.btn--outline {
  --btn-wipe: var(--red);
  border-color: rgb(224 18 28 / 0.85);
  color: var(--bone);
}

.btn--outline:hover {
  border-color: var(--red);
  color: #fff;
}

.btn--large {
  --btn-h: 4rem;
  padding-inline: 2.1rem;
  font-size: 0.875rem;
}

.btn--block {
  width: 100%;
}

/* Text link --------------------------------------------------------------- */

.link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--bone-2);
  transition: color var(--dur-fast) ease;
}

.link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.2em;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: 100% 50%;
  transition: transform 0.55s var(--ease-out);
}

.link:hover {
  color: var(--bone);
}

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

.link .icon {
  width: 1em;
  height: 1em;
  transition: transform var(--dur-base) var(--ease-out);
}

.link:hover .icon {
  transform: translate(2px, -2px);
}

/* Smoked glass surface ---------------------------------------------------- */

.glass {
  border: 1px solid var(--glass-edge);
  border-radius: var(--radius-m);
  background: linear-gradient(150deg, rgb(24 24 24 / 0.55), rgb(8 8 8 / 0.35));
  box-shadow: var(--glass-sheen), 0 40px 80px -40px rgb(0 0 0 / 0.8);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass,
  .btn--glass {
    background: rgb(12 12 12 / 0.9);
  }
}

/* Brand ------------------------------------------------------------------- */

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.brand__mark {
  width: 2.75rem;
  height: 2.75rem;
  object-fit: contain;
  transition: transform 0.7s var(--ease-out);
}

.brand:hover .brand__mark {
  transform: rotate(-7deg) scale(1.05);
}

.brand__type {
  display: grid;
  line-height: 1;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.brand__sub {
  margin-top: 0.3rem;
  color: var(--bone-3);
  font-size: 0.5625rem;
  font-stretch: 112%;
  font-weight: 600;
  letter-spacing: 0.44em;
  text-transform: uppercase;
}

/* Header ------------------------------------------------------------------ */

.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-header);
  transition: transform 0.7s var(--ease-out);
}

.header::before {
  content: "";
  position: absolute;
  inset: 0;
  border-bottom: 1px solid var(--line);
  background: rgb(6 6 6 / 0.62);
  opacity: 0;
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
  transition: opacity var(--dur-base) ease;
}

.header.is-scrolled::before,
.header.is-menu-open::before {
  opacity: 1;
}

.header.is-hidden {
  transform: translate3d(0, -100%, 0);
}

.header__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.5rem);
  width: min(100% - 2 * var(--gutter), var(--container));
  height: var(--header-h);
  margin-inline: auto;
  transition: height var(--dur-base) var(--ease-out);
}

.header.is-scrolled .header__bar {
  height: calc(var(--header-h) - 0.75rem);
}

.header .brand {
  margin-right: auto;
}

.header__cta {
  --btn-h: 2.75rem;
  display: none;
  padding-inline: 1.15rem;
  font-size: 0.75rem;
}

/* Navigation -------------------------------------------------------------- */

.nav {
  position: relative;
  display: none;
}

.nav__list {
  display: flex;
  gap: clamp(1.5rem, 2.6vw, 2.75rem);
}

.nav__link {
  display: block;
  padding: 0.7rem 0;
  color: var(--bone-2);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: color var(--dur-fast) ease;
}

.nav__link:hover,
.nav__link[aria-current="true"] {
  color: var(--bone);
}

/* Indicador: 1px de largura escalado para o tamanho do link ativo */
.nav__indicator {
  position: absolute;
  bottom: 0.25rem;
  left: 0;
  width: 1px;
  height: 2px;
  background: var(--red);
  opacity: 0;
  transform: translateX(var(--ind-x, 0px)) scaleX(var(--ind-w, 0));
  transform-origin: 0 50%;
  transition:
    transform 0.65s var(--ease-out),
    opacity var(--dur-fast) ease;
}

.nav.has-indicator .nav__indicator {
  opacity: 1;
}

/* Menu toggle ------------------------------------------------------------- */

.menu-toggle {
  display: grid;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xs);
  background: rgb(10 10 10 / 0.35);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.menu-toggle__bars {
  position: relative;
  width: 1.3rem;
  height: 0.55rem;
}

.menu-toggle__bars span {
  position: absolute;
  right: 0;
  width: 100%;
  height: 1.5px;
  background: var(--bone);
  transition:
    top 0.5s var(--ease-out),
    width 0.5s var(--ease-out),
    transform 0.5s var(--ease-out);
}

.menu-toggle__bars span:first-child {
  top: 0;
}

.menu-toggle__bars span:last-child {
  top: calc(100% - 1.5px);
  width: 65%;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bars span {
  top: calc(50% - 0.75px);
  width: 100%;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:first-child {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:last-child {
  transform: rotate(-45deg);
}

/* Mobile menu ------------------------------------------------------------- */

.menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-menu);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-h) + 1.5rem) var(--gutter) max(2rem, env(safe-area-inset-bottom));
  overflow-y: auto;
  background:
    radial-gradient(120% 55% at 100% 0%, rgb(124 6 13 / 0.38), transparent 62%),
    var(--ink-950);
  visibility: hidden;
  clip-path: inset(0 0 100% 0);
  transition:
    clip-path 0.8s var(--ease-in-out),
    visibility 0s linear 0.8s;
}

.menu.is-open {
  visibility: visible;
  clip-path: inset(0 0 0 0);
  transition: clip-path 0.8s var(--ease-in-out);
}

.menu__list li {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.menu__link {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-block: 0.5rem 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 11vw, 4.5rem);
  line-height: 1.05;
  text-transform: uppercase;
  transform: translate3d(0, 105%, 0);
  transition:
    transform 0.8s var(--ease-out),
    color var(--dur-fast) ease;
}

.menu__list li:nth-child(1) .menu__link { transition-delay: 0.18s; }
.menu__list li:nth-child(2) .menu__link { transition-delay: 0.24s; }
.menu__list li:nth-child(3) .menu__link { transition-delay: 0.3s; }
.menu__list li:nth-child(4) .menu__link { transition-delay: 0.36s; }
.menu__list li:nth-child(5) .menu__link { transition-delay: 0.42s; }

.menu.is-open .menu__link {
  transform: none;
}

.menu__link:active,
.menu__link:hover {
  color: var(--red-bright);
}

.menu__num {
  margin-top: 0.9em;
  color: var(--red-bright);
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  line-height: 1;
}

.menu__foot {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
  opacity: 0;
  transform: translate3d(0, 1rem, 0);
  transition:
    opacity 0.6s var(--ease-soft),
    transform 0.8s var(--ease-out);
}

.menu.is-open .menu__foot {
  opacity: 1;
  transform: none;
  transition-delay: 0.45s;
}

.menu__meta {
  color: var(--bone-3);
  font-size: var(--fs-small);
  line-height: 1.55;
}

/* Facts row --------------------------------------------------------------- */

.facts {
  display: flex;
  flex-wrap: wrap;
  row-gap: 1rem;
}

.facts__item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding-right: clamp(1rem, 2.2vw, 2rem);
}

.facts__item + .facts__item {
  padding-left: clamp(1rem, 2.2vw, 2rem);
  border-left: 1px solid var(--line);
}

.facts .icon {
  width: 1.6rem;
  height: 1.6rem;
  color: var(--bone-2);
}

.facts p {
  display: grid;
  line-height: 1.05;
}

.facts__value {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 1.1rem + 0.8vw, 1.8rem);
  font-weight: 400;
  letter-spacing: 0.01em;
}

.facts__label {
  margin-top: 0.35rem;
  color: var(--bone-3);
  font-size: 0.6875rem;
  font-stretch: 90%;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* Brush stroke ------------------------------------------------------------ */

.brush {
  position: absolute;
  z-index: var(--z-media);
  width: clamp(26rem, 58vw, 62rem);
  max-width: none;
  pointer-events: none;
  user-select: none;
}

/* Social links ------------------------------------------------------------ */

.socials {
  display: flex;
  gap: 0.6rem;
}

.socials__link {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xs);
  color: var(--bone-2);
  transition:
    color var(--dur-fast) ease,
    border-color var(--dur-base) var(--ease-out);
}

.socials__link::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--red);
  transform: translate3d(0, 101%, 0);
  transition: transform 0.55s var(--ease-out);
}

.socials__link:hover {
  border-color: var(--red);
  color: #fff;
}

.socials__link:hover::before {
  transform: none;
}

.socials .icon {
  width: 1.3rem;
  height: 1.3rem;
}

/* Breakpoints ------------------------------------------------------------- */

@media (min-width: 48em) {
  .header__cta {
    display: inline-flex;
  }
}

@media (min-width: 64em) {
  .nav {
    display: block;
  }

  .menu-toggle,
  .menu {
    display: none;
  }
}