/* Telas de erro (404, 403) */
.erro-page {
  --marca: #0f9d6b;
  --marca-escura: #0a6e4b;
  --marca-clara: #3ddc97;
  --marca-suave: #e6f6ef;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem 1.5rem;
  overflow: hidden;
  text-align: center;
  font-family: 'Nunito Sans', sans-serif;
  background: var(--phoenix-body-bg, #f6f8fa);
}

/* grade de pontos que some nas bordas + brilho verde discreto */
.erro-page::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 38%, rgba(61, 220, 151, .16) 0%, transparent 45%),
    radial-gradient(rgba(1, 55, 56, .16) 1px, transparent 1.5px) 0 0 / 24px 24px;
  -webkit-mask-image: radial-gradient(circle at 50% 45%, #000 0%, transparent 70%);
  mask-image: radial-gradient(circle at 50% 45%, #000 0%, transparent 70%);
}

.erro-conteudo {
  position: relative;
  width: 100%;
  max-width: 520px;
}

.erro-selo {
  display: inline-block;
  padding: .3rem .9rem;
  border: 1px solid rgba(15, 157, 107, .25);
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--marca-escura);
  background: var(--marca-suave);
}

.erro-codigo {
  margin: .5rem 0 0;
  font-weight: 900;
  font-size: clamp(6.5rem, 26vw, 11rem);
  line-height: 1.05;
  letter-spacing: -.05em;
  background: linear-gradient(180deg, var(--marca-clara) 0%, var(--marca) 55%, var(--marca-escura) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.erro-conteudo h1 {
  margin: .25rem 0 .75rem;
  font-weight: 800;
  font-size: clamp(1.6rem, 5vw, 2rem);
  letter-spacing: -.02em;
  color: var(--phoenix-body-emphasis-color, #1c2331);
}

.erro-conteudo p {
  max-width: 380px;
  margin: 0 auto 2.25rem;
  color: var(--phoenix-secondary-color, #6e7891);
}

.erro-botao,
.erro-botao:hover,
.erro-botao:focus {
  text-decoration: none;
}

.erro-botao {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .9rem 1.75rem;
  border-radius: 999px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--marca) 0%, var(--marca-escura) 100%);
  box-shadow: 0 8px 24px rgba(15, 157, 107, .28);
  transition: transform .15s, box-shadow .2s;
}

.erro-botao:hover,
.erro-botao:focus {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(15, 157, 107, .38);
}

.erro-botao:focus-visible {
  outline: 3px solid rgba(61, 220, 151, .5);
  outline-offset: 3px;
}