/* ==========================================================================
   ARTSHIVAYA — base
   Tokens, tipografia e peças reutilizadas (vidro, botões, arco, revelações).
   ========================================================================== */

@property --giro {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

:root {
  color-scheme: dark;

  /* vinho */
  --noite: #0c0303;
  --vinho-950: #140405;
  --vinho-900: #1c0506;
  --vinho-800: #28090a;
  --vinho-700: #3a0d0f;
  --vinho-600: #521416;
  --vinho-500: #6e1c1e;
  --vinho-400: #8f2e30;

  /* ouro */
  --ouro-200: #fbeecb;
  --ouro-300: #f3d99a;
  --ouro-400: #e3bb72;
  --ouro-500: #cfa055;
  --ouro-600: #a97c3a;
  --brasa: #ff9d3c;

  /* texto */
  --creme: #f7ebdc;
  --areia: #dcc8b9;
  --nevoa: #b0968c;

  --linha: rgba(233, 196, 128, .2);
  --linha-forte: rgba(233, 196, 128, .46);

  --ouro-metal: linear-gradient(100deg, #b98a45 0%, #f6e2a8 26%, #d6a85c 50%, #fbeecb 74%, #b98a45 100%);

  --vidro: linear-gradient(140deg, rgba(128, 39, 42, .36), rgba(44, 10, 11, .56));
  --vidro-borda: rgba(240, 205, 140, .26);

  /* tipografia */
  --serifa: "Cormorant Garamond", "Cormorant", Georgia, "Times New Roman", serif;
  --inscricao: "Marcellus", "Cormorant Garamond", Georgia, serif;
  --sans: "Jost", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", sans-serif;

  /* espaço */
  --margem: clamp(1.15rem, 5vw, 3rem);
  --largura: 1180px;
  --raio: 14px;
  --topo: 4.6rem;

  /* movimento */
  --suave: cubic-bezier(.16, 1, .3, 1);
  --vai-volta: cubic-bezier(.65, 0, .35, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--topo) + 1rem);
  background: var(--vinho-950);
}

body {
  margin: 0;
  min-height: 100svh;
  font: 400 1rem/1.68 var(--sans);
  color: var(--areia);
  background: transparent;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, p, figure, ol, ul, fieldset { margin: 0; }
ol, ul { padding: 0; list-style: none; }
fieldset { border: 0; padding: 0; min-width: 0; }
img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
em { font-style: italic; }
strong { font-weight: 500; color: var(--ouro-300); }
::selection { background: var(--ouro-400); color: var(--vinho-950); }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--ouro-300);
  outline-offset: 4px;
  border-radius: 6px;
}

/* fundo fixo: veludo vinho, brilho quente e um pontilhado dourado quase invisível */
.fundo {
  position: fixed;
  inset: 0;
  height: 100lvh;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(120% 70% at 88% -5%, rgba(132, 38, 40, .42), transparent 62%),
    radial-gradient(90% 60% at -10% 55%, rgba(104, 24, 26, .36), transparent 64%),
    radial-gradient(80% 50% at 60% 110%, rgba(150, 72, 30, .16), transparent 70%),
    linear-gradient(165deg, #170405 0%, #230809 46%, #140405 100%);
}
.fundo::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .16;
  background-image: radial-gradient(rgba(240, 196, 120, .9) .7px, transparent .9px);
  background-size: 22px 24px;
  -webkit-mask-image: linear-gradient(125deg, #000, transparent 38%, transparent 68%, #000);
  mask-image: linear-gradient(125deg, #000, transparent 38%, transparent 68%, #000);
}
.fundo::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1  0 0 0 0 .86  0 0 0 0 .66  0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23g)'/%3E%3C/svg%3E");
}

/* ---------- acessibilidade ---------- */
.so-leitor {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}
.pular {
  position: fixed;
  top: .6rem; left: .6rem;
  z-index: 200;
  padding: .7rem 1rem;
  border-radius: 999px;
  background: var(--ouro-300);
  color: var(--vinho-950);
  font: 400 .78rem var(--inscricao);
  letter-spacing: .12em;
  text-decoration: none;
  transform: translateY(-220%);
}
.pular:focus { transform: none; }

/* ---------- tipografia ---------- */
.rotulo {
  display: inline-flex;
  align-items: center;
  gap: .9rem;
  font: 400 .68rem/1.3 var(--inscricao);
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--ouro-400);
}
.rotulo::before, .rotulo::after {
  content: "";
  flex: none;
  width: 1.9rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ouro-500));
}
.rotulo::after { transform: scaleX(-1); }
.rotulo--solto::before { display: none; }

.titulo {
  font: 400 clamp(2.65rem, 9.4vw + .4rem, 5.8rem)/1 var(--serifa);
  letter-spacing: -.012em;
  color: var(--creme);
  text-wrap: balance;
}
.titulo--menor { font-size: clamp(2.1rem, 6.4vw + .4rem, 3.7rem); line-height: 1.04; }
.titulo em, .ouro-texto {
  font-style: italic;
  background: var(--ouro-metal);
  background-size: 160% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  /* evita cortar as pontas do itálico */
  padding-inline: .06em;
  margin-inline: -.06em;
}
.titulo em.tem-pal { background: none; padding: 0; margin: 0; }
.titulo em.tem-pal .pal > span {
  background: var(--ouro-metal);
  background-size: 160% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.secao__intro {
  max-width: 34rem;
  margin-inline: auto;
  font-size: 1.02rem;
  color: var(--areia);
  text-wrap: pretty;
}
.destaque {
  font: 500 clamp(1.3rem, 2.2vw + .9rem, 1.7rem)/1.36 var(--serifa);
  color: var(--creme);
  text-wrap: pretty;
}

/* ---------- marca (logotipo recortado em ouro) ---------- */
.marca-nome {
  display: block;
  width: 100%;
  aspect-ratio: 1365 / 200;
  background: var(--ouro-metal);
  background-size: 240% 100%;
  background-position: 0% 50%;
  -webkit-mask: url("../assets/marca/logotipo-mascara.svg") center / contain no-repeat;
  mask: url("../assets/marca/logotipo-mascara.svg") center / contain no-repeat;
}

/* ---------- seções ---------- */
.secao {
  position: relative;
  padding: clamp(4.6rem, 13vw, 9.5rem) var(--margem);
}
.secao > * {
  max-width: var(--largura);
  margin-inline: auto;
}
.secao__cabeca {
  display: grid;
  justify-items: center;
  gap: 1.15rem;
  text-align: center;
  margin-bottom: clamp(2.2rem, 6vw, 4rem);
}

/* ---------- vidro ---------- */
.vidro {
  background: var(--vidro);
  border: 1px solid var(--vidro-borda);
  box-shadow:
    inset 0 1px 0 rgba(255, 236, 200, .16),
    inset 0 -1px 0 rgba(20, 4, 5, .4),
    0 18px 44px -20px rgba(0, 0, 0, .7);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  backdrop-filter: blur(16px) saturate(1.3);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .vidro { background: rgba(44, 10, 11, .94); }
}

/* ---------- arco: a moldura da casa ---------- */
.arco {
  position: relative;
  border-radius: 999px 999px var(--raio) var(--raio);
}
.arco > img, .arco > video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}
.arco::after {
  content: "";
  position: absolute;
  inset: -8px;
  border: 1px solid var(--linha);
  border-radius: 999px 999px calc(var(--raio) + 6px) calc(var(--raio) + 6px);
  pointer-events: none;
}

/* ---------- botões ---------- */
.botao {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .75em;
  min-height: 3.15rem;
  padding: .3rem 1.7rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font: 400 .74rem/1 var(--inscricao);
  letter-spacing: .2em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  transition: transform .6s var(--suave), background-position .9s var(--suave), border-color .4s, box-shadow .6s var(--suave), color .4s;
}
.botao svg { flex: none; width: 1.15rem; height: 1.15rem; }
.botao:active { transform: scale(.97); }

.botao--ouro {
  color: #2a0809;
  background: var(--ouro-metal);
  background-size: 230% 100%;
  background-position: 0% 50%;
  box-shadow: 0 14px 34px -14px rgba(227, 187, 114, .6), inset 0 1px 0 rgba(255, 255, 255, .55);
}
.botao--vidro {
  color: var(--creme);
  border-color: var(--linha-forte);
  background: rgba(70, 15, 17, .4);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.botao--compacto { min-height: 2.6rem; padding-inline: 1.15rem; font-size: .66rem; letter-spacing: .16em; }
.botao--grande { min-height: 3.6rem; padding-inline: 2rem; font-size: .78rem; }

@media (hover: hover) {
  .botao--ouro:hover { background-position: 100% 50%; transform: translateY(-2px); box-shadow: 0 20px 40px -14px rgba(227, 187, 114, .7), inset 0 1px 0 rgba(255, 255, 255, .55); }
  .botao--vidro:hover { border-color: var(--ouro-300); background: rgba(110, 28, 30, .5); transform: translateY(-2px); }
}

.icone-botao {
  display: grid;
  place-items: center;
  flex: none;
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 50%;
  border: 1px solid var(--vidro-borda);
  background: rgba(40, 9, 10, .62);
  color: var(--creme);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: border-color .4s, background .4s, transform .5s var(--suave);
  -webkit-tap-highlight-color: transparent;
}
.icone-botao svg { width: 1.3rem; height: 1.3rem; }
.icone-botao:active { transform: scale(.94); }
@media (hover: hover) { .icone-botao:hover { border-color: var(--ouro-300); background: rgba(110, 28, 30, .7); } }

/* elo: link de texto com seta */
.elo {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem 0;
  font: 400 .72rem/1.2 var(--inscricao);
  letter-spacing: .2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ouro-300);
  background: linear-gradient(var(--ouro-500), var(--ouro-500)) left bottom / 100% 1px no-repeat;
  transition: background-size .6s var(--suave), color .4s;
  -webkit-tap-highlight-color: transparent;
}
.elo svg { width: 1.05rem; height: 1.05rem; transition: transform .6s var(--suave); }
@media (hover: hover) {
  .elo:hover { color: var(--ouro-200); background-size: 0% 1px; background-position: right bottom; }
  .elo:hover svg { transform: translate(3px, -3px); }
}

/* selo e ponto de novidade */
.selo {
  display: inline-flex;
  align-items: center;
  padding: .3rem .6rem .26rem;
  border-radius: 999px;
  border: 1px solid var(--linha-forte);
  background: rgba(227, 187, 114, .1);
  color: var(--ouro-300);
  font: 400 .56rem/1 var(--inscricao);
  letter-spacing: .22em;
  text-transform: uppercase;
  vertical-align: middle;
  white-space: nowrap;
}
.ponto-novo {
  position: relative;
  display: inline-block;
  width: .36rem;
  height: .36rem;
  margin-left: .4rem;
  border-radius: 50%;
  background: var(--ouro-300);
  vertical-align: .45em;
}
.ponto-novo::after {
  content: "";
  position: absolute;
  inset: -.25rem;
  border-radius: 50%;
  border: 1px solid var(--ouro-300);
  opacity: 0;
  animation: pulsar 2.8s ease-out infinite;
}
@keyframes pulsar {
  0% { transform: scale(.4); opacity: .9; }
  70%, 100% { transform: scale(1.5); opacity: 0; }
}

/* trio de atalhos (comprar · alugar · encomendar) */
.trio {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--vidro-borda);
  border-radius: 999px;
  overflow: hidden;
}
.trio a {
  display: grid;
  place-items: center;
  min-height: 3rem;
  padding: 0 .4rem;
  font: 400 .64rem/1 var(--inscricao);
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--creme);
  -webkit-tap-highlight-color: transparent;
}
.trio a + a { border-left: 1px solid var(--vidro-borda); }

/* borda viva: um brilho que percorre o contorno do vidro */
.borda-viva { position: relative; }
.borda-viva::before {
  content: "";
  position: absolute;
  inset: -1px;
  padding: 1px;
  border-radius: inherit;
  background: conic-gradient(from var(--giro), transparent 0 62%, rgba(251, 238, 203, .95) 78%, transparent 92%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  animation: girar 6s linear infinite;
  pointer-events: none;
}
@keyframes girar { to { --giro: 360deg; } }

/* ---------- revelações ao rolar ---------- */
.js [data-revelar]:not([data-revelar="filhos"]) {
  opacity: 0;
  transform: translateY(1.6rem);
  transition: opacity 1.1s var(--suave), transform 1.2s var(--suave);
  transition-delay: var(--atraso, 0ms);
}
.js [data-revelar].visivel:not([data-revelar="filhos"]) { opacity: 1; transform: none; }

.js [data-revelar="filhos"] > * {
  opacity: 0;
  transform: translateY(1.4rem);
  transition: opacity 1s var(--suave), transform 1.1s var(--suave);
  transition-delay: calc(var(--i, 0) * 90ms);
}
.js [data-revelar="filhos"].visivel > * { opacity: 1; transform: none; }

/* títulos que sobem palavra por palavra */
.js [data-dividir] .pal {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  padding: .22em .09em .16em;
  margin: -.22em -.09em -.16em;
}
.js [data-dividir] .pal > span {
  display: inline-block;
  transform: translateY(118%);
  transition: transform 1.25s var(--suave);
  transition-delay: calc(var(--i, 0) * 80ms + 80ms);
}
.js .visivel [data-dividir] .pal > span,
.js [data-dividir].visivel .pal > span { transform: none; }

/* texto que se acende conforme a rolagem */
.js [data-acender] .luz {
  opacity: clamp(.2, calc((var(--p, 0) * (var(--n) + 5) - var(--i)) / 5), 1);
  transition: opacity .3s linear;
}

/* ---------- aviso ---------- */
.aviso {
  position: fixed;
  inset: auto auto calc(env(safe-area-inset-bottom) + 5.2rem) 50%;
  z-index: 300;
  width: max-content;
  max-width: calc(100vw - 2rem);
  margin: 0;
  padding: .85rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--linha-forte);
  background: rgba(40, 9, 10, .96);
  color: var(--creme);
  font-size: .9rem;
  text-align: center;
  transform: translateX(-50%);
  box-shadow: 0 16px 40px -16px rgba(0, 0, 0, .8);
}
.aviso[hidden] { display: none; }

/* trava a rolagem do fundo quando um painel está aberto */
html.travado { overflow: hidden; }

/* ---------- movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    transition-delay: 0ms !important;
    scroll-behavior: auto !important;
  }
  .js [data-revelar], .js [data-revelar="filhos"] > *, .js [data-dividir] .pal > span { opacity: 1 !important; transform: none !important; }
  .js [data-acender] .luz { opacity: 1 !important; }
  .borda-viva::before, .ponto-novo::after { display: none; }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}