/* Dona Prateada: identidade compartilhada pelo catálogo e pelo painel */

:root {
  /* Paleta */
  --perola: #F3F3F0;      /* fundo da página */
  --nevoa: #E9E8E4;       /* fundo atrás das fotos */
  --branco: #FFFFFF;      /* painéis, campos, diálogos */
  --grafite: #26282C;     /* texto e botão principal */
  --ardosia: #6B6E74;     /* texto secundário */
  --filete: #D9D8D3;      /* linhas */
  --erro: #A3352B;

  /* Acento: prata polida. Só no contador, aba ativa, anel da abertura e foco. */
  --prata-polida: linear-gradient(135deg, #D6D9DD 0%, #F4F5F7 38%, #A9AEB5 62%, #8E939B 100%);
  /* Versão mais escura para linhas finas, que sumiriam sobre o fundo pérola */
  --prata-traco: linear-gradient(90deg, #7D828A 0%, #B4B8BE 45%, #6F747C 100%);
  --prata-solida: #7D828A;

  /* Tipografia */
  --serifa: 'Bodoni Moda', 'Didot', 'Bodoni 72', Georgia, serif;
  --sans: 'Jost', 'Futura', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --t-detalhe: 13px;
  --t-texto: 16px;
  --t-joia: 20px;
  --t-titulo: 28px;

  --raio: 2px;
  --suave: cubic-bezier(.22, .61, .36, 1);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--perola);
  color: var(--grafite);
  font-family: var(--sans);
  font-size: var(--t-texto);
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; }

.oculto { display: none !important; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

:focus-visible {
  outline: 2px solid var(--prata-solida);
  outline-offset: 3px;
}

.serifa {
  font-family: var(--serifa);
  font-weight: 400;
  font-optical-sizing: auto;
}

.preco { font-variant-numeric: tabular-nums; letter-spacing: .02em; }

/* Botões ------------------------------------------------------------------ */

.botao {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 24px;
  border: 1px solid var(--grafite);
  border-radius: var(--raio);
  background: var(--grafite);
  color: var(--branco);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .04em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .3s var(--suave), color .3s var(--suave), border-color .3s var(--suave);
}
.botao:hover { background: #3A3D42; border-color: #3A3D42; }
.botao:disabled { opacity: .45; cursor: default; }

.botao-contorno { background: transparent; color: var(--grafite); }
.botao-contorno:hover { background: var(--grafite); color: var(--branco); }

.botao-perigo { background: transparent; color: var(--erro); border-color: var(--erro); }
.botao-perigo:hover { background: var(--erro); border-color: var(--erro); color: var(--branco); }

.botao-largo { width: 100%; }

.link-texto {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 2px;
  border: 0;
  background: none;
  color: var(--ardosia);
  font-size: 14px;
  text-decoration: underline;
  text-decoration-color: var(--filete);
  text-underline-offset: 4px;
  cursor: pointer;
  transition: color .2s, text-decoration-color .2s;
}
.link-texto:hover { color: var(--grafite); text-decoration-color: currentColor; }

/* Seletor de quantidade: [ −  2  + ] */
.quantidade {
  display: inline-grid;
  grid-template-columns: 48px minmax(32px, auto) 48px;
  align-items: center;
  min-height: 48px;
  border: 1px solid var(--grafite);
  border-radius: var(--raio);
  background: var(--branco);
}
.quantidade button {
  height: 100%;
  min-height: 46px;
  border: 0;
  background: none;
  font-size: 20px;
  font-weight: 300;
  line-height: 1;
  cursor: pointer;
}
.quantidade button:disabled { color: var(--filete); cursor: default; }
.quantidade output {
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  text-align: center;
}

/* Aviso rápido (toast) ---------------------------------------------------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 70;
  display: flex;
  align-items: center;
  gap: 16px;
  width: max-content;
  max-width: calc(100% - 32px);
  padding: 12px 12px 12px 20px;
  border-radius: var(--raio);
  background: var(--grafite);
  color: var(--branco);
  font-size: 14px;
  transform: translate(-50%, 0);
  transition: opacity .3s var(--suave), transform .3s var(--suave);
}
.toast.saindo { opacity: 0; transform: translate(-50%, 12px); }
.toast.erro { background: var(--erro); }
.toast:not(:has(button:not(.oculto))) { padding-right: 20px; }
.toast button {
  min-height: 36px;
  padding: 0 8px;
  border: 0;
  background: none;
  color: var(--branco);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
}

/* Campos ------------------------------------------------------------------ */

.campo { margin-bottom: 20px; }
.campo label, .campo .rotulo {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 500;
}
.campo input[type="text"], .campo input[type="password"], .campo input[type="tel"],
.campo input[type="email"], .campo textarea, .campo select {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: 11px 14px;
  border: 1px solid var(--filete);
  border-radius: var(--raio);
  background: var(--branco);
  font-size: 16px; /* 16px evita o zoom automático no iPhone */
}
.campo select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%2326282C' stroke-width='1.3'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.campo textarea { min-height: 96px; resize: vertical; }
.campo input:focus-visible, .campo textarea:focus-visible, .campo select:focus-visible {
  outline-offset: 0;
  border-color: var(--prata-solida);
}
.campo [aria-invalid="true"] { border-color: var(--erro); }
.dica { margin: 6px 0 0; color: var(--ardosia); font-size: var(--t-detalhe); }
.contador { float: right; color: var(--ardosia); font-size: var(--t-detalhe); font-weight: 400; }
.erro-campo { margin: 6px 0 0; color: var(--erro); font-size: var(--t-detalhe); }
.erro-campo:empty { display: none; }

/* Diálogos ---------------------------------------------------------------- */

dialog {
  padding: 0;
  border: 0;
  background: var(--branco);
  color: var(--grafite);
}
dialog::backdrop { background: rgba(38, 40, 44, .45); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}